| /* |
| * Broadcom Dongle Host Driver (DHD), Linux-specific network interface. |
| * Basically selected code segments from usb-cdc.c and usb-rndis.c |
| * |
| * Copyright (C) 2020, Broadcom. |
| * |
| * Unless you and Broadcom execute a separate written software license |
| * agreement governing use of this software, this software is licensed to you |
| * under the terms of the GNU General Public License version 2 (the "GPL"), |
| * available at http://www.broadcom.com/licenses/GPLv2.php, with the |
| * following added to such license: |
| * |
| * As a special exception, the copyright holders of this software give you |
| * permission to link this software with independent modules, and to copy and |
| * distribute the resulting executable under terms of your choice, provided that |
| * you also meet, for each linked independent module, the terms and conditions of |
| * the license of that module. An independent module is a module which is not |
| * derived from this software. The special exception does not apply to any |
| * modifications of the software. |
| * |
| * |
| * <<Broadcom-WL-IPTag/Open:>> |
| * |
| * $Id$ |
| */ |
| |
| #include <typedefs.h> |
| #include <linuxver.h> |
| #include <osl.h> |
| #ifdef SHOW_LOGTRACE |
| #include <linux/syscalls.h> |
| #include <event_log.h> |
| #endif /* SHOW_LOGTRACE */ |
| |
| #ifdef PCIE_FULL_DONGLE |
| #include <bcmmsgbuf.h> |
| #endif /* PCIE_FULL_DONGLE */ |
| |
| #include <linux/init.h> |
| #include <linux/kernel.h> |
| #include <linux/slab.h> |
| #include <linux/skbuff.h> |
| #include <linux/netdevice.h> |
| #include <linux/inetdevice.h> |
| #include <linux/rtnetlink.h> |
| #include <linux/etherdevice.h> |
| #include <linux/random.h> |
| #include <linux/spinlock.h> |
| #include <linux/ethtool.h> |
| #include <linux/fcntl.h> |
| #include <linux/ip.h> |
| #include <linux/reboot.h> |
| #include <linux/notifier.h> |
| #include <linux/irq.h> |
| #if defined(CONFIG_TIZEN) |
| #include <linux/net_stat_tizen.h> |
| #endif /* CONFIG_TIZEN */ |
| #include <net/addrconf.h> |
| #ifdef ENABLE_ADAPTIVE_SCHED |
| #include <linux/cpufreq.h> |
| #endif /* ENABLE_ADAPTIVE_SCHED */ |
| #include <linux/rtc.h> |
| #include <asm/uaccess.h> |
| #include <asm/unaligned.h> |
| #include <dhd_linux_priv.h> |
| |
| #include <epivers.h> |
| #include <bcmutils.h> |
| #include <bcmendian.h> |
| #include <bcmdevs.h> |
| #include <bcmdevs_legacy.h> /* need to still support chips no longer in trunk firmware */ |
| #include <bcmiov.h> |
| #include <bcmstdlib_s.h> |
| |
| #include <ethernet.h> |
| #include <bcmevent.h> |
| #include <vlan.h> |
| #include <802.3.h> |
| |
| #include <dhd_linux_wq.h> |
| #include <dhd.h> |
| #include <dhd_linux.h> |
| #include <dhd_linux_pktdump.h> |
| #ifdef DHD_WET |
| #include <dhd_wet.h> |
| #endif /* DHD_WET */ |
| #ifdef PCIE_FULL_DONGLE |
| #include <dhd_flowring.h> |
| #endif |
| #include <dhd_bus.h> |
| #include <dhd_proto.h> |
| #include <dhd_dbg.h> |
| #include <dhd_dbg_ring.h> |
| #include <dhd_debug.h> |
| #if defined(WL_CFG80211) |
| #include <wl_cfg80211.h> |
| #ifdef WL_BAM |
| #include <wl_bam.h> |
| #endif /* WL_BAM */ |
| #endif /* WL_CFG80211 */ |
| #ifdef PNO_SUPPORT |
| #include <dhd_pno.h> |
| #endif |
| #ifdef RTT_SUPPORT |
| #include <dhd_rtt.h> |
| #endif |
| |
| #include <dhd_linux_sock_qos.h> |
| |
| #ifdef CONFIG_COMPAT |
| #include <linux/compat.h> |
| #endif |
| |
| #ifdef CONFIG_ARCH_EXYNOS |
| #ifndef SUPPORT_EXYNOS7420 |
| #include <linux/exynos-pci-ctrl.h> |
| #endif /* SUPPORT_EXYNOS7420 */ |
| #endif /* CONFIG_ARCH_EXYNOS */ |
| |
| #ifdef DHD_L2_FILTER |
| #include <bcmicmp.h> |
| #include <bcm_l2_filter.h> |
| #include <dhd_l2_filter.h> |
| #endif /* DHD_L2_FILTER */ |
| |
| #ifdef DHD_PSTA |
| #include <dhd_psta.h> |
| #endif /* DHD_PSTA */ |
| |
| #ifdef AMPDU_VO_ENABLE |
| /* XXX: Enabling VO AMPDU to reduce FER */ |
| #include <802.1d.h> |
| #endif /* AMPDU_VO_ENABLE */ |
| |
| #if defined(DHDTCPACK_SUPPRESS) || defined(DHDTCPSYNC_FLOOD_BLK) |
| #include <dhd_ip.h> |
| #endif /* DHDTCPACK_SUPPRESS || DHDTCPSYNC_FLOOD_BLK */ |
| #include <dhd_daemon.h> |
| #ifdef DHD_PKT_LOGGING |
| #include <dhd_pktlog.h> |
| #endif /* DHD_PKT_LOGGING */ |
| #ifdef DHD_4WAYM4_FAIL_DISCONNECT |
| #include <eapol.h> |
| #endif /* DHD_4WAYM4_FAIL_DISCONNECT */ |
| #ifdef DHD_DEBUG_PAGEALLOC |
| typedef void (*page_corrupt_cb_t)(void *handle, void *addr_corrupt, size_t len); |
| void dhd_page_corrupt_cb(void *handle, void *addr_corrupt, size_t len); |
| extern void register_page_corrupt_cb(page_corrupt_cb_t cb, void* handle); |
| #endif /* DHD_DEBUG_PAGEALLOC */ |
| |
| #ifdef ENABLE_DHD_GRO |
| #include <net/sch_generic.h> |
| #endif /* ENABLE_DHD_GRO */ |
| |
| #define IP_PROT_RESERVED 0xFF |
| |
| #ifdef DHD_MQ |
| #define MQ_MAX_QUEUES AC_COUNT |
| #define MQ_MAX_CPUS 16 |
| int enable_mq = TRUE; |
| module_param(enable_mq, int, 0644); |
| int mq_select_disable = FALSE; |
| #endif |
| |
| #if defined(DHD_LB) |
| #if !defined(PCIE_FULL_DONGLE) |
| #error "DHD Loadbalancing only supported on PCIE_FULL_DONGLE" |
| #endif /* !PCIE_FULL_DONGLE */ |
| #endif /* DHD_LB */ |
| |
| #if defined(DHD_LB_RXP) || defined(DHD_LB_TXP) || defined(DHD_LB_STATS) |
| #if !defined(DHD_LB) |
| #error "DHD loadbalance derivatives are supported only if DHD_LB is defined" |
| #endif /* !DHD_LB */ |
| #endif /* DHD_LB_RXP || DHD_LB_TXP || DHD_LB_STATS */ |
| |
| #ifdef DHD_4WAYM4_FAIL_DISCONNECT |
| static void dhd_m4_state_handler(struct work_struct * work); |
| #endif /* DHD_4WAYM4_FAIL_DISCONNECT */ |
| |
| #if defined(WL_CFG80211) && defined(DHD_FILE_DUMP_EVENT) && defined(DHD_FW_COREDUMP) |
| static int dhd_wait_for_file_dump(dhd_pub_t *dhdp); |
| #endif /* WL_CFG80211 && DHD_FILE_DUMP_EVENT && DHD_FW_COREDUMP */ |
| |
| #ifdef FIX_CPU_MIN_CLOCK |
| #include <linux/pm_qos.h> |
| #endif /* FIX_CPU_MIN_CLOCK */ |
| |
| #ifdef ENABLE_ADAPTIVE_SCHED |
| #define DEFAULT_CPUFREQ_THRESH 1000000 /* threshold frequency : 1000000 = 1GHz */ |
| #ifndef CUSTOM_CPUFREQ_THRESH |
| #define CUSTOM_CPUFREQ_THRESH DEFAULT_CPUFREQ_THRESH |
| #endif /* CUSTOM_CPUFREQ_THRESH */ |
| #endif /* ENABLE_ADAPTIVE_SCHED */ |
| |
| /* enable HOSTIP cache update from the host side when an eth0:N is up */ |
| #define AOE_IP_ALIAS_SUPPORT 1 |
| |
| #ifdef PROP_TXSTATUS |
| #include <wlfc_proto.h> |
| #include <dhd_wlfc.h> |
| #endif |
| |
| #include <wl_android.h> |
| |
| /* Maximum STA per radio */ |
| #define DHD_MAX_STA 32 |
| |
| #ifdef DHD_EVENT_LOG_FILTER |
| #include <dhd_event_log_filter.h> |
| #endif /* DHD_EVENT_LOG_FILTER */ |
| |
| #ifdef DHDTCPSYNC_FLOOD_BLK |
| static void dhd_blk_tsfl_handler(struct work_struct * work); |
| #endif /* DHDTCPSYNC_FLOOD_BLK */ |
| |
| #ifdef WL_NATOE |
| #include <dhd_linux_nfct.h> |
| #endif /* WL_NATOE */ |
| |
| #ifdef DHD_TX_PROFILE |
| #include <bcmarp.h> |
| #include <bcmicmp.h> |
| #include <bcmudp.h> |
| #include <bcmproto.h> |
| #endif /* defined(DHD_TX_PROFILE) */ |
| |
| #ifdef SET_RANDOM_MAC_SOFTAP |
| #ifndef CONFIG_DHD_SET_RANDOM_MAC_VAL |
| #define CONFIG_DHD_SET_RANDOM_MAC_VAL 0x001A11 |
| #endif |
| static u32 vendor_oui = CONFIG_DHD_SET_RANDOM_MAC_VAL; |
| #endif /* SET_RANDOM_MAC_SOFTAP */ |
| |
| /* XXX: where does this belong? */ |
| /* XXX: this needs to reviewed for host OS. */ |
| const uint8 wme_fifo2ac[] = { 0, 1, 2, 3, 1, 1 }; |
| const uint8 prio2fifo[8] = { 1, 0, 0, 1, 2, 2, 3, 3 }; |
| #define WME_PRIO2AC(prio) wme_fifo2ac[prio2fifo[(prio)]] |
| |
| #ifdef ARP_OFFLOAD_SUPPORT |
| void aoe_update_host_ipv4_table(dhd_pub_t *dhd_pub, u32 ipa, bool add, int idx); |
| static int dhd_inetaddr_notifier_call(struct notifier_block *this, |
| unsigned long event, void *ptr); |
| static struct notifier_block dhd_inetaddr_notifier = { |
| .notifier_call = dhd_inetaddr_notifier_call |
| }; |
| /* to make sure we won't register the same notifier twice, otherwise a loop is likely to be |
| * created in the kernel notifier link list (with 'next' pointing to itself) |
| */ |
| static bool dhd_inetaddr_notifier_registered = FALSE; |
| #endif /* ARP_OFFLOAD_SUPPORT */ |
| |
| #if defined(CONFIG_IPV6) && defined(IPV6_NDO_SUPPORT) |
| int dhd_inet6addr_notifier_call(struct notifier_block *this, |
| unsigned long event, void *ptr); |
| static struct notifier_block dhd_inet6addr_notifier = { |
| .notifier_call = dhd_inet6addr_notifier_call |
| }; |
| /* to make sure we won't register the same notifier twice, otherwise a loop is likely to be |
| * created in kernel notifier link list (with 'next' pointing to itself) |
| */ |
| static bool dhd_inet6addr_notifier_registered = FALSE; |
| #endif /* CONFIG_IPV6 && IPV6_NDO_SUPPORT */ |
| |
| #if defined(CONFIG_PM_SLEEP) |
| #include <linux/suspend.h> |
| volatile bool dhd_mmc_suspend = FALSE; |
| DECLARE_WAIT_QUEUE_HEAD(dhd_dpc_wait); |
| #ifdef ENABLE_WAKEUP_PKT_DUMP |
| volatile bool dhd_mmc_wake = FALSE; |
| long long temp_raw; |
| #endif /* ENABLE_WAKEUP_PKT_DUMP */ |
| #endif /* defined(CONFIG_PM_SLEEP) */ |
| |
| #if defined(OOB_INTR_ONLY) || defined(BCMSPI_ANDROID) |
| extern void dhd_enable_oob_intr(struct dhd_bus *bus, bool enable); |
| #endif /* defined(OOB_INTR_ONLY) || defined(BCMSPI_ANDROID) */ |
| static void dhd_hang_process(struct work_struct *work_data); |
| MODULE_LICENSE("GPL and additional rights"); |
| |
| #include <dhd_bus.h> |
| |
| /* XXX Set up an MTU change notifier per linux/notifier.h? */ |
| #ifndef PROP_TXSTATUS |
| #define DBUS_RX_BUFFER_SIZE_DHD(net) (net->mtu + net->hard_header_len + dhd->pub.hdrlen) |
| #else |
| #define DBUS_RX_BUFFER_SIZE_DHD(net) (net->mtu + net->hard_header_len + dhd->pub.hdrlen + 128) |
| #endif |
| |
| #ifdef PROP_TXSTATUS |
| extern bool dhd_wlfc_skip_fc(void * dhdp, uint8 idx); |
| extern void dhd_wlfc_plat_init(void *dhd); |
| extern void dhd_wlfc_plat_deinit(void *dhd); |
| #endif /* PROP_TXSTATUS */ |
| #ifdef USE_DYNAMIC_F2_BLKSIZE |
| extern uint sd_f2_blocksize; |
| extern int dhdsdio_func_blocksize(dhd_pub_t *dhd, int function_num, int block_size); |
| #endif /* USE_DYNAMIC_F2_BLKSIZE */ |
| |
| #ifdef CONFIG_PARTIALSUSPEND_SLP |
| /* XXX SLP use defferent earlysuspend header file and some functions |
| * But most of meaning is same as Android |
| */ |
| #include <linux/partialsuspend_slp.h> |
| #define CONFIG_HAS_EARLYSUSPEND |
| #define DHD_USE_EARLYSUSPEND |
| #define register_early_suspend register_pre_suspend |
| #define unregister_early_suspend unregister_pre_suspend |
| #define early_suspend pre_suspend |
| #define EARLY_SUSPEND_LEVEL_BLANK_SCREEN 50 |
| #else |
| #if defined(CONFIG_HAS_EARLYSUSPEND) && defined(DHD_USE_EARLYSUSPEND) |
| #include <linux/earlysuspend.h> |
| #endif /* defined(CONFIG_HAS_EARLYSUSPEND) && defined(DHD_USE_EARLYSUSPEND) */ |
| #endif /* CONFIG_PARTIALSUSPEND_SLP */ |
| |
| #ifdef CONFIG_IRQ_HISTORY |
| #include <linux/power/irq_history.h> |
| #endif /* CONFIG_IRQ_HISTORY */ |
| |
| #include <linux/nl80211.h> |
| |
| #if defined(PKT_FILTER_SUPPORT) && defined(APF) |
| static int __dhd_apf_add_filter(struct net_device *ndev, uint32 filter_id, |
| u8* program, uint32 program_len); |
| static int __dhd_apf_config_filter(struct net_device *ndev, uint32 filter_id, |
| uint32 mode, uint32 enable); |
| static int __dhd_apf_delete_filter(struct net_device *ndev, uint32 filter_id); |
| #endif /* PKT_FILTER_SUPPORT && APF */ |
| |
| #ifdef DHD_FW_COREDUMP |
| static void dhd_mem_dump(void *dhd_info, void *event_info, u8 event); |
| #endif /* DHD_FW_COREDUMP */ |
| |
| #ifdef DHD_LOG_DUMP |
| |
| struct dhd_log_dump_buf g_dld_buf[DLD_BUFFER_NUM]; |
| |
| /* Only header for log dump buffers is stored in array |
| * header for sections like 'dhd dump', 'ext trap' |
| * etc, is not in the array, because they are not log |
| * ring buffers |
| */ |
| dld_hdr_t dld_hdrs[DLD_BUFFER_NUM] = { |
| {GENERAL_LOG_HDR, LOG_DUMP_SECTION_GENERAL}, |
| {PRESERVE_LOG_HDR, LOG_DUMP_SECTION_PRESERVE}, |
| {SPECIAL_LOG_HDR, LOG_DUMP_SECTION_SPECIAL} |
| }; |
| static int dld_buf_size[DLD_BUFFER_NUM] = { |
| LOG_DUMP_GENERAL_MAX_BUFSIZE, /* DLD_BUF_TYPE_GENERAL */ |
| LOG_DUMP_PRESERVE_MAX_BUFSIZE, /* DLD_BUF_TYPE_PRESERVE */ |
| LOG_DUMP_SPECIAL_MAX_BUFSIZE, /* DLD_BUF_TYPE_SPECIAL */ |
| }; |
| |
| static void dhd_log_dump_init(dhd_pub_t *dhd); |
| static void dhd_log_dump_deinit(dhd_pub_t *dhd); |
| static void dhd_log_dump(void *handle, void *event_info, u8 event); |
| static int do_dhd_log_dump(dhd_pub_t *dhdp, log_dump_type_t *type); |
| static void dhd_print_buf_addr(dhd_pub_t *dhdp, char *name, void *buf, unsigned int size); |
| static void dhd_log_dump_buf_addr(dhd_pub_t *dhdp, log_dump_type_t *type); |
| char *dhd_dbg_get_system_timestamp(void); |
| #endif /* DHD_LOG_DUMP */ |
| |
| #ifdef DHD_PCIE_NATIVE_RUNTIMEPM |
| #include <linux/workqueue.h> |
| #include <linux/pm_runtime.h> |
| #endif /* DHD_PCIE_NATIVE_RUNTIMEPM */ |
| |
| #ifdef DHD_DEBUG_UART |
| #include <linux/kmod.h> |
| #define DHD_DEBUG_UART_EXEC_PATH "/system/bin/wldu" |
| static void dhd_debug_uart_exec_rd(void *handle, void *event_info, u8 event); |
| static void dhd_debug_uart_exec(dhd_pub_t *dhdp, char *cmd); |
| #endif /* DHD_DEBUG_UART */ |
| |
| static int dhd_reboot_callback(struct notifier_block *this, unsigned long code, void *unused); |
| static struct notifier_block dhd_reboot_notifier = { |
| .notifier_call = dhd_reboot_callback, |
| .priority = 1, |
| }; |
| |
| #ifdef BCMPCIE |
| static int is_reboot = 0; |
| #endif /* BCMPCIE */ |
| |
| dhd_pub_t *g_dhd_pub = NULL; |
| |
| #if defined(BT_OVER_SDIO) |
| #include "dhd_bt_interface.h" |
| #endif /* defined (BT_OVER_SDIO) */ |
| |
| #ifdef WL_STATIC_IF |
| bool dhd_is_static_ndev(dhd_pub_t *dhdp, struct net_device *ndev); |
| #endif /* WL_STATIC_IF */ |
| |
| atomic_t exit_in_progress = ATOMIC_INIT(0); |
| |
| static void dhd_process_daemon_msg(struct sk_buff *skb); |
| static void dhd_destroy_to_notifier_skt(void); |
| static int dhd_create_to_notifier_skt(void); |
| static struct sock *nl_to_event_sk = NULL; |
| int sender_pid = 0; |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) |
| struct netlink_kernel_cfg dhd_netlink_cfg = { |
| .groups = 1, |
| .input = dhd_process_daemon_msg, |
| }; |
| #endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) */ |
| |
| #if defined(BT_OVER_SDIO) |
| /* Flag to indicate if driver is initialized */ |
| uint dhd_driver_init_done = TRUE; |
| #else |
| /* Flag to indicate if driver is initialized */ |
| uint dhd_driver_init_done = FALSE; |
| #endif |
| /* Flag to indicate if we should download firmware on driver load */ |
| uint dhd_download_fw_on_driverload = TRUE; |
| |
| /* Definitions to provide path to the firmware and nvram |
| * example nvram_path[MOD_PARAM_PATHLEN]="/projects/wlan/nvram.txt" |
| */ |
| char firmware_path[MOD_PARAM_PATHLEN]; |
| char nvram_path[MOD_PARAM_PATHLEN]; |
| char clm_path[MOD_PARAM_PATHLEN]; |
| #ifdef DHD_UCODE_DOWNLOAD |
| char ucode_path[MOD_PARAM_PATHLEN]; |
| #endif /* DHD_UCODE_DOWNLOAD */ |
| |
| char chip_info[MOD_PARAM_INFOLEN]; |
| module_param_string(chip_info, chip_info, MOD_PARAM_INFOLEN, 0444); |
| |
| module_param_string(clm_path, clm_path, MOD_PARAM_PATHLEN, 0660); |
| |
| /* backup buffer for firmware and nvram path */ |
| char fw_bak_path[MOD_PARAM_PATHLEN]; |
| char nv_bak_path[MOD_PARAM_PATHLEN]; |
| |
| /* information string to keep firmware, chio, cheip version info visiable from log */ |
| char info_string[MOD_PARAM_INFOLEN]; |
| module_param_string(info_string, info_string, MOD_PARAM_INFOLEN, 0444); |
| int op_mode = 0; |
| int disable_proptx = 0; |
| module_param(op_mode, int, 0644); |
| extern int wl_control_wl_start(struct net_device *dev); |
| #if defined(BCMLXSDMMC) |
| struct semaphore dhd_registration_sem; |
| #endif /* BCMXSDMMC */ |
| void dhd_generate_rand_mac_addr(struct ether_addr *ea_addr); |
| |
| #ifdef DHD_LOG_DUMP |
| int logdump_max_filesize = LOG_DUMP_MAX_FILESIZE; |
| module_param(logdump_max_filesize, int, 0644); |
| int logdump_max_bufsize = LOG_DUMP_GENERAL_MAX_BUFSIZE; |
| module_param(logdump_max_bufsize, int, 0644); |
| int logdump_periodic_flush = FALSE; |
| module_param(logdump_periodic_flush, int, 0644); |
| #ifdef EWP_ECNTRS_LOGGING |
| int logdump_ecntr_enable = TRUE; |
| #else |
| int logdump_ecntr_enable = FALSE; |
| #endif /* EWP_ECNTRS_LOGGING */ |
| module_param(logdump_ecntr_enable, int, 0644); |
| #ifdef EWP_RTT_LOGGING |
| int logdump_rtt_enable = TRUE; |
| #else |
| int logdump_rtt_enable = FALSE; |
| #endif /* EWP_RTT_LOGGING */ |
| int logdump_prsrv_tailsize = DHD_LOG_DUMP_MAX_TAIL_FLUSH_SIZE; |
| #endif /* DHD_LOG_DUMP */ |
| |
| #ifdef EWP_EDL |
| int host_edl_support = TRUE; |
| module_param(host_edl_support, int, 0644); |
| #endif |
| |
| /* deferred handlers */ |
| static void dhd_ifadd_event_handler(void *handle, void *event_info, u8 event); |
| static void dhd_ifdel_event_handler(void *handle, void *event_info, u8 event); |
| static void dhd_set_mac_addr_handler(void *handle, void *event_info, u8 event); |
| static void dhd_set_mcast_list_handler(void *handle, void *event_info, u8 event); |
| #ifdef WL_NATOE |
| static void dhd_natoe_ct_event_hanlder(void *handle, void *event_info, u8 event); |
| static void dhd_natoe_ct_ioctl_handler(void *handle, void *event_info, uint8 event); |
| #endif /* WL_NATOE */ |
| |
| #if defined(CONFIG_IPV6) && defined(IPV6_NDO_SUPPORT) |
| static void dhd_inet6_work_handler(void *dhd_info, void *event_data, u8 event); |
| #endif /* CONFIG_IPV6 && IPV6_NDO_SUPPORT */ |
| #ifdef WL_CFG80211 |
| extern void dhd_netdev_free(struct net_device *ndev); |
| #endif /* WL_CFG80211 */ |
| static dhd_if_t * dhd_get_ifp_by_ndev(dhd_pub_t *dhdp, struct net_device *ndev); |
| |
| #if (defined(DHD_WET) || defined(DHD_MCAST_REGEN) || defined(DHD_L2_FILTER)) |
| /* update rx_pkt_chainable state of dhd interface */ |
| static void dhd_update_rx_pkt_chainable_state(dhd_pub_t* dhdp, uint32 idx); |
| #endif /* DHD_WET || DHD_MCAST_REGEN || DHD_L2_FILTER */ |
| |
| /* Error bits */ |
| module_param(dhd_msg_level, int, 0); |
| module_param(dbgring_msg_level, int, 0); |
| |
| #ifdef ARP_OFFLOAD_SUPPORT |
| /* ARP offload agent mode : Enable ARP Host Auto-Reply and ARP Peer Auto-Reply */ |
| /* XXX ARP HOST Auto Reply can cause dongle trap at VSDB situation */ |
| /* XXX ARP OL SNOOP can be used to more good quility */ |
| |
| #ifdef ENABLE_ARP_SNOOP_MODE |
| uint dhd_arp_mode = (ARP_OL_AGENT | ARP_OL_PEER_AUTO_REPLY | ARP_OL_SNOOP | ARP_OL_HOST_AUTO_REPLY | |
| ARP_OL_UPDATE_HOST_CACHE); |
| #else |
| uint dhd_arp_mode = ARP_OL_AGENT | ARP_OL_PEER_AUTO_REPLY | ARP_OL_UPDATE_HOST_CACHE; |
| #endif /* ENABLE_ARP_SNOOP_MODE */ |
| |
| module_param(dhd_arp_mode, uint, 0); |
| #endif /* ARP_OFFLOAD_SUPPORT */ |
| |
| /* Disable Prop tx */ |
| module_param(disable_proptx, int, 0644); |
| /* load firmware and/or nvram values from the filesystem */ |
| module_param_string(firmware_path, firmware_path, MOD_PARAM_PATHLEN, 0660); |
| module_param_string(nvram_path, nvram_path, MOD_PARAM_PATHLEN, 0660); |
| #ifdef DHD_UCODE_DOWNLOAD |
| module_param_string(ucode_path, ucode_path, MOD_PARAM_PATHLEN, 0660); |
| #endif /* DHD_UCODE_DOWNLOAD */ |
| |
| /* wl event forwarding */ |
| #ifdef WL_EVENT_ENAB |
| uint wl_event_enable = true; |
| #else |
| uint wl_event_enable = false; |
| #endif /* WL_EVENT_ENAB */ |
| module_param(wl_event_enable, uint, 0660); |
| |
| /* wl event forwarding */ |
| #ifdef LOGTRACE_PKT_SENDUP |
| uint logtrace_pkt_sendup = true; |
| #else |
| uint logtrace_pkt_sendup = false; |
| #endif /* LOGTRACE_PKT_SENDUP */ |
| module_param(logtrace_pkt_sendup, uint, 0660); |
| |
| /* Watchdog interval */ |
| /* extend watchdog expiration to 2 seconds when DPC is running */ |
| #define WATCHDOG_EXTEND_INTERVAL (2000) |
| |
| uint dhd_watchdog_ms = CUSTOM_DHD_WATCHDOG_MS; |
| module_param(dhd_watchdog_ms, uint, 0); |
| |
| #ifdef DHD_PCIE_RUNTIMEPM |
| uint dhd_runtimepm_ms = CUSTOM_DHD_RUNTIME_MS; |
| #endif /* DHD_PCIE_RUNTIMEPMT */ |
| #if defined(DHD_DEBUG) |
| /* Console poll interval */ |
| uint dhd_console_ms = 0; /* XXX andrey by default no fw msg prints */ |
| module_param(dhd_console_ms, uint, 0644); |
| #else |
| uint dhd_console_ms = 0; |
| #endif /* DHD_DEBUG */ |
| |
| uint dhd_slpauto = TRUE; |
| module_param(dhd_slpauto, uint, 0); |
| |
| #ifdef PKT_FILTER_SUPPORT |
| /* Global Pkt filter enable control */ |
| uint dhd_pkt_filter_enable = TRUE; |
| module_param(dhd_pkt_filter_enable, uint, 0); |
| #endif |
| |
| /* Pkt filter init setup */ |
| uint dhd_pkt_filter_init = 0; |
| module_param(dhd_pkt_filter_init, uint, 0); |
| |
| /* Pkt filter mode control */ |
| #ifdef GAN_LITE_NAT_KEEPALIVE_FILTER |
| uint dhd_master_mode = FALSE; |
| #else |
| uint dhd_master_mode = TRUE; |
| #endif /* GAN_LITE_NAT_KEEPALIVE_FILTER */ |
| module_param(dhd_master_mode, uint, 0); |
| |
| int dhd_watchdog_prio = 0; |
| module_param(dhd_watchdog_prio, int, 0); |
| |
| /* DPC thread priority */ |
| int dhd_dpc_prio = CUSTOM_DPC_PRIO_SETTING; |
| module_param(dhd_dpc_prio, int, 0); |
| |
| /* RX frame thread priority */ |
| int dhd_rxf_prio = CUSTOM_RXF_PRIO_SETTING; |
| module_param(dhd_rxf_prio, int, 0); |
| |
| #if !defined(BCMDHDUSB) |
| extern int dhd_dongle_ramsize; |
| module_param(dhd_dongle_ramsize, int, 0); |
| #endif /* BCMDHDUSB */ |
| |
| #ifdef WL_CFG80211 |
| int passive_channel_skip = 0; |
| module_param(passive_channel_skip, int, (S_IRUSR|S_IWUSR)); |
| #endif /* WL_CFG80211 */ |
| static dhd_if_t * dhd_get_ifp_by_ndev(dhd_pub_t *dhdp, struct net_device *ndev); |
| |
| #ifdef DHD_MSI_SUPPORT |
| uint enable_msi = TRUE; |
| module_param(enable_msi, uint, 0); |
| #endif /* PCIE_FULL_DONGLE */ |
| |
| #ifdef DHD_SSSR_DUMP |
| int dhdpcie_sssr_dump_get_before_after_len(dhd_pub_t *dhd, uint32 *arr_len); |
| module_param(sssr_enab, uint, 0); |
| module_param(fis_enab, uint, 0); |
| #endif /* DHD_SSSR_DUMP */ |
| |
| /* Keep track of number of instances */ |
| static int dhd_found = 0; |
| static int instance_base = 0; /* Starting instance number */ |
| module_param(instance_base, int, 0644); |
| |
| #if defined(DHD_LB_RXP) && defined(PCIE_FULL_DONGLE) |
| /* |
| * Rx path process budget(dhd_napi_weight) number of packets in one go and hands over |
| * the packets to network stack. |
| * |
| * dhd_dpc tasklet is the producer(packets received from dongle) and dhd_napi_poll() |
| * is the consumer. The maximum number of packets that can be received from the dongle |
| * at any given point of time are D2HRING_RXCMPLT_MAX_ITEM. |
| * Also DHD will always post fresh rx buffers to dongle while processing rx completions. |
| * |
| * The consumer must consume the packets at equal are better rate than the producer. |
| * i.e if dhd_napi_poll() does not process at the same rate as the producer(dhd_dpc), |
| * rx_process_queue depth increases, which can even consume the entire system memory. |
| * Such situation will be tacken care by rx flow control. |
| * |
| * Device drivers are strongly advised to not use bigger value than NAPI_POLL_WEIGHT |
| */ |
| static int dhd_napi_weight = NAPI_POLL_WEIGHT; |
| module_param(dhd_napi_weight, int, 0644); |
| #endif /* DHD_LB_RXP && PCIE_FULL_DONGLE */ |
| |
| #ifdef PCIE_FULL_DONGLE |
| extern int h2d_max_txpost; |
| module_param(h2d_max_txpost, int, 0644); |
| |
| #if defined(DHD_HTPUT_TUNABLES) |
| extern int h2d_htput_max_txpost; |
| module_param(h2d_htput_max_txpost, int, 0644); |
| #endif /* DHD_HTPUT_TUNABLES */ |
| |
| extern uint dma_ring_indices; |
| module_param(dma_ring_indices, uint, 0644); |
| |
| extern bool h2d_phase; |
| module_param(h2d_phase, bool, 0644); |
| extern bool force_trap_bad_h2d_phase; |
| module_param(force_trap_bad_h2d_phase, bool, 0644); |
| #endif /* PCIE_FULL_DONGLE */ |
| |
| #ifdef FORCE_TPOWERON |
| /* |
| * On Fire's reference platform, coming out of L1.2, |
| * there is a constant delay of 45us between CLKREQ# and stable REFCLK |
| * Due to this delay, with tPowerOn < 50 |
| * there is a chance of the refclk sense to trigger on noise. |
| * |
| * 0x29 when written to L1SSControl2 translates to 50us. |
| */ |
| #define FORCE_TPOWERON_50US 0x29 |
| uint32 tpoweron_scale = FORCE_TPOWERON_50US; /* default 50us */ |
| module_param(tpoweron_scale, uint, 0644); |
| #endif /* FORCE_TPOWERON */ |
| |
| #ifdef SHOW_LOGTRACE |
| #if defined(CUSTOMER_HW4_DEBUG) |
| #define WIFI_PATH "/etc/wifi/" |
| static char *logstrs_path = VENDOR_PATH WIFI_PATH"logstrs.bin"; |
| char *st_str_file_path = VENDOR_PATH WIFI_PATH"rtecdc.bin"; |
| static char *map_file_path = VENDOR_PATH WIFI_PATH"rtecdc.map"; |
| static char *rom_st_str_file_path = VENDOR_PATH WIFI_PATH"roml.bin"; |
| static char *rom_map_file_path = VENDOR_PATH WIFI_PATH"roml.map"; |
| #else |
| static char *logstrs_path = PLATFORM_PATH"logstrs.bin"; |
| char *st_str_file_path = PLATFORM_PATH"rtecdc.bin"; |
| static char *map_file_path = PLATFORM_PATH"rtecdc.map"; |
| static char *rom_st_str_file_path = PLATFORM_PATH"roml.bin"; |
| static char *rom_map_file_path = PLATFORM_PATH"roml.map"; |
| #endif /* CUSTOMER_HW4_DEBUG */ |
| |
| static char *ram_file_str = "rtecdc"; |
| static char *rom_file_str = "roml"; |
| |
| module_param(logstrs_path, charp, S_IRUGO); |
| module_param(st_str_file_path, charp, S_IRUGO); |
| module_param(map_file_path, charp, S_IRUGO); |
| module_param(rom_st_str_file_path, charp, S_IRUGO); |
| module_param(rom_map_file_path, charp, S_IRUGO); |
| |
| static int dhd_init_logstrs_array(osl_t *osh, dhd_event_log_t *temp); |
| static int dhd_read_map(osl_t *osh, char *fname, uint32 *ramstart, uint32 *rodata_start, |
| uint32 *rodata_end); |
| static int dhd_init_static_strs_array(osl_t *osh, dhd_event_log_t *temp, char *str_file, |
| char *map_file); |
| #endif /* SHOW_LOGTRACE */ |
| |
| #define DHD_MEMDUMP_TYPE_STR_LEN 32 |
| #define DHD_MEMDUMP_TYPE_LONGSTR_LEN 180 |
| #define DHD_MEMDUMP_PATH_STR_LEN 128 |
| |
| #ifdef DHD_TX_PROFILE |
| /* process layer 3 headers, to ultimately determine if a |
| * dhd_tx_profile_protocol_t matches |
| */ |
| static int process_layer3_headers(uint8 **p, int plen, uint16 *type); |
| |
| /* process layer 2 headers, to ultimately determine if a |
| * dhd_tx_profile_protocol_t matches |
| */ |
| static int process_layer2_headers(uint8 **p, int *plen, uint16 *type); |
| |
| /* whether or not a dhd_tx_profile_protocol_t matches with data in a packet */ |
| bool dhd_protocol_matches_profile(uint8 *p, int plen, const |
| dhd_tx_profile_protocol_t *proto); |
| #endif /* defined(DHD_TX_PROFILE) */ |
| |
| #ifdef PLATFORM_PATH |
| #define PATH_BANDLOCK_INFO PLATFORM_PATH".bandlock.info" |
| #else |
| #define PATH_BANDLOCK_INFO "/vendor/etc/wifi/.bandlock.info" |
| #endif /* PLATFORM_PATH */ |
| |
| static void dhd_set_bandlock(dhd_pub_t * dhd); |
| |
| #ifdef WL_CFGVENDOR_SEND_ALERT_EVENT |
| static void dhd_alert_process(struct work_struct *work_data); |
| #endif |
| |
| static void |
| dhd_tx_stop_queues(struct net_device *net) |
| { |
| #ifdef DHD_MQ |
| netif_tx_stop_all_queues(net); |
| #else |
| netif_stop_queue(net); |
| #endif |
| } |
| |
| static void |
| dhd_tx_start_queues(struct net_device *net) |
| { |
| #ifdef DHD_MQ |
| netif_tx_wake_all_queues(net); |
| #else |
| netif_wake_queue(net); |
| #endif |
| } |
| |
| #ifdef USE_WFA_CERT_CONF |
| int g_frameburst = 1; |
| #endif /* USE_WFA_CERT_CONF */ |
| |
| static int dhd_get_pend_8021x_cnt(dhd_info_t *dhd); |
| |
| #ifdef PCIE_FULL_DONGLE |
| #define DHD_IF_STA_LIST_LOCK_INIT(lock) spin_lock_init(lock) |
| |
| #if defined(DHD_IGMP_UCQUERY) || defined(DHD_UCAST_UPNP) |
| static struct list_head * dhd_sta_list_snapshot(dhd_info_t *dhd, dhd_if_t *ifp, |
| struct list_head *snapshot_list); |
| static void dhd_sta_list_snapshot_free(dhd_info_t *dhd, struct list_head *snapshot_list); |
| #define DHD_IF_WMF_UCFORWARD_LOCK(dhd, ifp, slist) ({ dhd_sta_list_snapshot(dhd, ifp, slist); }) |
| #define DHD_IF_WMF_UCFORWARD_UNLOCK(dhd, slist) ({ dhd_sta_list_snapshot_free(dhd, slist); }) |
| #endif /* DHD_IGMP_UCQUERY || DHD_UCAST_UPNP */ |
| #endif /* PCIE_FULL_DONGLE */ |
| |
| /* Control fw roaming */ |
| #ifdef BCMCCX |
| uint dhd_roam_disable = 0; |
| #else |
| uint dhd_roam_disable = 0; |
| #endif /* BCMCCX */ |
| |
| #ifdef BCMDBGFS |
| extern void dhd_dbgfs_init(dhd_pub_t *dhdp); |
| extern void dhd_dbgfs_remove(void); |
| #endif |
| |
| /* Enable TX status metadta report: 0=disable 1=enable 2=debug */ |
| static uint pcie_txs_metadata_enable = 0; |
| module_param(pcie_txs_metadata_enable, int, 0); |
| |
| /* Control radio state */ |
| uint dhd_radio_up = 1; |
| |
| /* Network inteface name */ |
| char iface_name[IFNAMSIZ] = {'\0'}; |
| module_param_string(iface_name, iface_name, IFNAMSIZ, 0); |
| |
| /* The following are specific to the SDIO dongle */ |
| |
| /* IOCTL response timeout */ |
| int dhd_ioctl_timeout_msec = IOCTL_RESP_TIMEOUT; |
| |
| /* DS Exit response timeout */ |
| int ds_exit_timeout_msec = DS_EXIT_TIMEOUT; |
| |
| /* Idle timeout for backplane clock */ |
| int dhd_idletime = DHD_IDLETIME_TICKS; |
| module_param(dhd_idletime, int, 0); |
| |
| /* Use polling */ |
| uint dhd_poll = FALSE; |
| module_param(dhd_poll, uint, 0); |
| |
| /* Use interrupts */ |
| uint dhd_intr = TRUE; |
| module_param(dhd_intr, uint, 0); |
| |
| /* SDIO Drive Strength (in milliamps) */ |
| uint dhd_sdiod_drive_strength = 6; |
| module_param(dhd_sdiod_drive_strength, uint, 0); |
| |
| #ifdef BCMSDIO |
| /* Tx/Rx bounds */ |
| extern uint dhd_txbound; |
| extern uint dhd_rxbound; |
| module_param(dhd_txbound, uint, 0); |
| module_param(dhd_rxbound, uint, 0); |
| |
| /* Deferred transmits */ |
| extern uint dhd_deferred_tx; |
| module_param(dhd_deferred_tx, uint, 0); |
| |
| #endif /* BCMSDIO */ |
| |
| #ifdef SDTEST |
| /* Echo packet generator (pkts/s) */ |
| uint dhd_pktgen = 0; |
| module_param(dhd_pktgen, uint, 0); |
| |
| /* Echo packet len (0 => sawtooth, max 2040) */ |
| uint dhd_pktgen_len = 0; |
| module_param(dhd_pktgen_len, uint, 0); |
| #endif /* SDTEST */ |
| |
| #if defined(BCMSUP_4WAY_HANDSHAKE) |
| /* Use in dongle supplicant for 4-way handshake */ |
| #if defined(WLFBT) || defined(WL_ENABLE_IDSUP) |
| /* Enable idsup by default (if supported in fw) */ |
| uint dhd_use_idsup = 1; |
| #else |
| uint dhd_use_idsup = 0; |
| #endif /* WLFBT || WL_ENABLE_IDSUP */ |
| module_param(dhd_use_idsup, uint, 0); |
| #endif /* BCMSUP_4WAY_HANDSHAKE */ |
| |
| /* Allow delayed firmware download for debug purpose */ |
| int allow_delay_fwdl = FALSE; |
| module_param(allow_delay_fwdl, int, 0); |
| |
| #ifdef GDB_PROXY |
| /* Adds/replaces deadman_to= in NVRAM file with deadman_to=0 */ |
| static uint nodeadman = 0; |
| module_param(nodeadman, uint, 0); |
| #endif /* GDB_PROXY */ |
| |
| #ifdef ECOUNTER_PERIODIC_DISABLE |
| uint enable_ecounter = FALSE; |
| #else |
| uint enable_ecounter = TRUE; |
| #endif |
| module_param(enable_ecounter, uint, 0); |
| |
| /* TCM verification flag */ |
| uint dhd_tcm_test_enable = FALSE; |
| module_param(dhd_tcm_test_enable, uint, 0644); |
| |
| extern char dhd_version[]; |
| extern char fw_version[]; |
| extern char clm_version[]; |
| |
| int dhd_net_bus_devreset(struct net_device *dev, uint8 flag); |
| static void dhd_net_if_lock_local(dhd_info_t *dhd); |
| static void dhd_net_if_unlock_local(dhd_info_t *dhd); |
| static void dhd_suspend_lock(dhd_pub_t *dhdp); |
| static void dhd_suspend_unlock(dhd_pub_t *dhdp); |
| |
| /* Monitor interface */ |
| int dhd_monitor_init(void *dhd_pub); |
| int dhd_monitor_uninit(void); |
| |
| #ifdef DHD_PM_CONTROL_FROM_FILE |
| bool g_pm_control; |
| #ifdef DHD_EXPORT_CNTL_FILE |
| uint32 pmmode_val = 0xFF; |
| #endif /* DHD_EXPORT_CNTL_FILE */ |
| void sec_control_pm(dhd_pub_t *dhd, uint *); |
| #endif /* DHD_PM_CONTROL_FROM_FILE */ |
| |
| #ifdef DHD_PM_OVERRIDE |
| bool g_pm_override; |
| #endif /* DHD_PM_OVERRIDE */ |
| |
| static void dhd_dpc(ulong data); |
| /* forward decl */ |
| extern int dhd_wait_pend8021x(struct net_device *dev); |
| void dhd_os_wd_timer_extend(void *bus, bool extend); |
| |
| #ifdef TOE |
| #ifndef BDC |
| #error TOE requires BDC |
| #endif /* !BDC */ |
| static int dhd_toe_get(dhd_info_t *dhd, int idx, uint32 *toe_ol); |
| static int dhd_toe_set(dhd_info_t *dhd, int idx, uint32 toe_ol); |
| #endif /* TOE */ |
| |
| static int dhd_wl_host_event(dhd_info_t *dhd, int ifidx, void *pktdata, uint16 pktlen, |
| wl_event_msg_t *event_ptr, void **data_ptr); |
| |
| #if defined(CONFIG_PM_SLEEP) |
| static int dhd_pm_callback(struct notifier_block *nfb, unsigned long action, void *ignored) |
| { |
| int ret = NOTIFY_DONE; |
| bool suspend = FALSE; |
| dhd_info_t *dhdinfo; |
| |
| BCM_REFERENCE(dhdinfo); |
| BCM_REFERENCE(suspend); |
| |
| switch (action) { |
| case PM_HIBERNATION_PREPARE: |
| case PM_SUSPEND_PREPARE: |
| suspend = TRUE; |
| break; |
| |
| case PM_POST_HIBERNATION: |
| case PM_POST_SUSPEND: |
| suspend = FALSE; |
| break; |
| } |
| |
| #if defined(SUPPORT_P2P_GO_PS) && defined(PROP_TXSTATUS) |
| dhdinfo = container_of(nfb, const dhd_info_t, pm_notifier); |
| if (suspend) { |
| DHD_OS_WAKE_LOCK_WAIVE(&dhdinfo->pub); |
| dhd_wlfc_suspend(&dhdinfo->pub); |
| DHD_OS_WAKE_LOCK_RESTORE(&dhdinfo->pub); |
| } else { |
| dhd_wlfc_resume(&dhdinfo->pub); |
| } |
| #endif /* defined(SUPPORT_P2P_GO_PS) && defined(PROP_TXSTATUS) */ |
| |
| dhd_mmc_suspend = suspend; |
| smp_mb(); |
| |
| return ret; |
| } |
| |
| /* to make sure we won't register the same notifier twice, otherwise a loop is likely to be |
| * created in kernel notifier link list (with 'next' pointing to itself) |
| */ |
| static bool dhd_pm_notifier_registered = FALSE; |
| |
| extern int register_pm_notifier(struct notifier_block *nb); |
| extern int unregister_pm_notifier(struct notifier_block *nb); |
| #endif /* CONFIG_PM_SLEEP */ |
| |
| /* Request scheduling of the bus rx frame */ |
| static void dhd_sched_rxf(dhd_pub_t *dhdp, void *skb); |
| static void dhd_os_rxflock(dhd_pub_t *pub); |
| static void dhd_os_rxfunlock(dhd_pub_t *pub); |
| |
| #if defined(DHD_H2D_LOG_TIME_SYNC) |
| static void |
| dhd_deferred_work_rte_log_time_sync(void *handle, void *event_info, u8 event); |
| #endif /* DHD_H2D_LOG_TIME_SYNC */ |
| |
| /** priv_link is the link between netdev and the dhdif and dhd_info structs. */ |
| typedef struct dhd_dev_priv { |
| dhd_info_t * dhd; /* cached pointer to dhd_info in netdevice priv */ |
| dhd_if_t * ifp; /* cached pointer to dhd_if in netdevice priv */ |
| int ifidx; /* interface index */ |
| void * lkup; |
| } dhd_dev_priv_t; |
| |
| #define DHD_DEV_PRIV_SIZE (sizeof(dhd_dev_priv_t)) |
| #define DHD_DEV_PRIV(dev) ((dhd_dev_priv_t *)DEV_PRIV(dev)) |
| #define DHD_DEV_INFO(dev) (((dhd_dev_priv_t *)DEV_PRIV(dev))->dhd) |
| #define DHD_DEV_IFP(dev) (((dhd_dev_priv_t *)DEV_PRIV(dev))->ifp) |
| #define DHD_DEV_IFIDX(dev) (((dhd_dev_priv_t *)DEV_PRIV(dev))->ifidx) |
| #define DHD_DEV_LKUP(dev) (((dhd_dev_priv_t *)DEV_PRIV(dev))->lkup) |
| |
| /** Clear the dhd net_device's private structure. */ |
| static inline void |
| dhd_dev_priv_clear(struct net_device * dev) |
| { |
| dhd_dev_priv_t * dev_priv; |
| ASSERT(dev != (struct net_device *)NULL); |
| dev_priv = DHD_DEV_PRIV(dev); |
| dev_priv->dhd = (dhd_info_t *)NULL; |
| dev_priv->ifp = (dhd_if_t *)NULL; |
| dev_priv->ifidx = DHD_BAD_IF; |
| dev_priv->lkup = (void *)NULL; |
| } |
| |
| /** Setup the dhd net_device's private structure. */ |
| static inline void |
| dhd_dev_priv_save(struct net_device * dev, dhd_info_t * dhd, dhd_if_t * ifp, |
| int ifidx) |
| { |
| dhd_dev_priv_t * dev_priv; |
| ASSERT(dev != (struct net_device *)NULL); |
| dev_priv = DHD_DEV_PRIV(dev); |
| dev_priv->dhd = dhd; |
| dev_priv->ifp = ifp; |
| dev_priv->ifidx = ifidx; |
| } |
| |
| /* Return interface pointer */ |
| struct dhd_if * dhd_get_ifp(dhd_pub_t *dhdp, uint32 ifidx) |
| { |
| ASSERT(ifidx < DHD_MAX_IFS); |
| |
| if (!dhdp || !dhdp->info || ifidx >= DHD_MAX_IFS) |
| return NULL; |
| |
| return dhdp->info->iflist[ifidx]; |
| } |
| |
| #ifdef PCIE_FULL_DONGLE |
| |
| /** Dummy objects are defined with state representing bad|down. |
| * Performance gains from reducing branch conditionals, instruction parallelism, |
| * dual issue, reducing load shadows, avail of larger pipelines. |
| * Use DHD_XXX_NULL instead of (dhd_xxx_t *)NULL, whenever an object pointer |
| * is accessed via the dhd_sta_t. |
| */ |
| |
| /* Dummy dhd_info object */ |
| dhd_info_t dhd_info_null = { |
| .pub = { |
| .info = &dhd_info_null, |
| #ifdef DHDTCPACK_SUPPRESS |
| .tcpack_sup_mode = TCPACK_SUP_REPLACE, |
| #endif /* DHDTCPACK_SUPPRESS */ |
| .up = FALSE, |
| .busstate = DHD_BUS_DOWN |
| } |
| }; |
| #define DHD_INFO_NULL (&dhd_info_null) |
| #define DHD_PUB_NULL (&dhd_info_null.pub) |
| |
| /* Dummy netdevice object */ |
| struct net_device dhd_net_dev_null = { |
| .reg_state = NETREG_UNREGISTERED |
| }; |
| #define DHD_NET_DEV_NULL (&dhd_net_dev_null) |
| |
| /* Dummy dhd_if object */ |
| dhd_if_t dhd_if_null = { |
| #ifdef WMF |
| .wmf = { .wmf_enable = TRUE }, |
| #endif |
| .info = DHD_INFO_NULL, |
| .net = DHD_NET_DEV_NULL, |
| .idx = DHD_BAD_IF |
| }; |
| #define DHD_IF_NULL (&dhd_if_null) |
| |
| /* XXX should we use the sta_pool[0] object as DHD_STA_NULL? */ |
| #define DHD_STA_NULL ((dhd_sta_t *)NULL) |
| |
| /** Interface STA list management. */ |
| |
| /** Alloc/Free a dhd_sta object from the dhd instances' sta_pool. */ |
| static void dhd_sta_free(dhd_pub_t *pub, dhd_sta_t *sta); |
| static dhd_sta_t * dhd_sta_alloc(dhd_pub_t * dhdp); |
| |
| /* Delete a dhd_sta or flush all dhd_sta in an interface's sta_list. */ |
| static void dhd_if_del_sta_list(dhd_if_t * ifp); |
| |
| /* Construct/Destruct a sta pool. */ |
| static int dhd_sta_pool_init(dhd_pub_t *dhdp, int max_sta); |
| static void dhd_sta_pool_fini(dhd_pub_t *dhdp, int max_sta); |
| /* Clear the pool of dhd_sta_t objects for built-in type driver */ |
| static void dhd_sta_pool_clear(dhd_pub_t *dhdp, int max_sta); |
| |
| /** Reset a dhd_sta object and free into the dhd pool. */ |
| static void |
| dhd_sta_free(dhd_pub_t * dhdp, dhd_sta_t * sta) |
| { |
| int prio; |
| |
| ASSERT((sta != DHD_STA_NULL) && (sta->idx != ID16_INVALID)); |
| |
| ASSERT((dhdp->staid_allocator != NULL) && (dhdp->sta_pool != NULL)); |
| |
| /* |
| * Flush and free all packets in all flowring's queues belonging to sta. |
| * Packets in flow ring will be flushed later. |
| */ |
| for (prio = 0; prio < (int)NUMPRIO; prio++) { |
| uint16 flowid = sta->flowid[prio]; |
| |
| if (flowid != FLOWID_INVALID) { |
| unsigned long flags; |
| flow_ring_node_t * flow_ring_node; |
| |
| #ifdef DHDTCPACK_SUPPRESS |
| /* Clean tcp_ack_info_tbl in order to prevent access to flushed pkt, |
| * when there is a newly coming packet from network stack. |
| */ |
| dhd_tcpack_info_tbl_clean(dhdp); |
| #endif /* DHDTCPACK_SUPPRESS */ |
| |
| flow_ring_node = dhd_flow_ring_node(dhdp, flowid); |
| if (flow_ring_node) { |
| flow_queue_t *queue = &flow_ring_node->queue; |
| |
| DHD_FLOWRING_LOCK(flow_ring_node->lock, flags); |
| flow_ring_node->status = FLOW_RING_STATUS_STA_FREEING; |
| |
| if (!DHD_FLOW_QUEUE_EMPTY(queue)) { |
| void * pkt; |
| while ((pkt = dhd_flow_queue_dequeue(dhdp, queue)) != |
| NULL) { |
| PKTFREE(dhdp->osh, pkt, TRUE); |
| } |
| } |
| |
| DHD_FLOWRING_UNLOCK(flow_ring_node->lock, flags); |
| ASSERT(DHD_FLOW_QUEUE_EMPTY(queue)); |
| } |
| } |
| |
| sta->flowid[prio] = FLOWID_INVALID; |
| } |
| |
| id16_map_free(dhdp->staid_allocator, sta->idx); |
| DHD_CUMM_CTR_INIT(&sta->cumm_ctr); |
| sta->ifp = DHD_IF_NULL; /* dummy dhd_if object */ |
| sta->ifidx = DHD_BAD_IF; |
| bzero(sta->ea.octet, ETHER_ADDR_LEN); |
| INIT_LIST_HEAD(&sta->list); |
| sta->idx = ID16_INVALID; /* implying free */ |
| } |
| |
| /** Allocate a dhd_sta object from the dhd pool. */ |
| static dhd_sta_t * |
| dhd_sta_alloc(dhd_pub_t * dhdp) |
| { |
| uint16 idx; |
| dhd_sta_t * sta; |
| dhd_sta_pool_t * sta_pool; |
| |
| ASSERT((dhdp->staid_allocator != NULL) && (dhdp->sta_pool != NULL)); |
| |
| idx = id16_map_alloc(dhdp->staid_allocator); |
| if (idx == ID16_INVALID) { |
| DHD_ERROR(("%s: cannot get free staid\n", __FUNCTION__)); |
| return DHD_STA_NULL; |
| } |
| |
| sta_pool = (dhd_sta_pool_t *)(dhdp->sta_pool); |
| sta = &sta_pool[idx]; |
| |
| ASSERT((sta->idx == ID16_INVALID) && |
| (sta->ifp == DHD_IF_NULL) && (sta->ifidx == DHD_BAD_IF)); |
| |
| DHD_CUMM_CTR_INIT(&sta->cumm_ctr); |
| |
| sta->idx = idx; /* implying allocated */ |
| |
| return sta; |
| } |
| |
| /** Delete all STAs in an interface's STA list. */ |
| static void |
| dhd_if_del_sta_list(dhd_if_t *ifp) |
| { |
| dhd_sta_t *sta, *next; |
| unsigned long flags; |
| |
| DHD_IF_STA_LIST_LOCK(&ifp->sta_list_lock, flags); |
| GCC_DIAGNOSTIC_PUSH_SUPPRESS_CAST(); |
| list_for_each_entry_safe(sta, next, &ifp->sta_list, list) { |
| GCC_DIAGNOSTIC_POP(); |
| list_del(&sta->list); |
| dhd_sta_free(&ifp->info->pub, sta); |
| } |
| |
| DHD_IF_STA_LIST_UNLOCK(&ifp->sta_list_lock, flags); |
| |
| return; |
| } |
| |
| /** Construct a pool of dhd_sta_t objects to be used by interfaces. */ |
| static int |
| dhd_sta_pool_init(dhd_pub_t *dhdp, int max_sta) |
| { |
| int idx, prio, sta_pool_memsz; |
| dhd_sta_t * sta; |
| dhd_sta_pool_t * sta_pool; |
| void * staid_allocator; |
| |
| ASSERT(dhdp != (dhd_pub_t *)NULL); |
| ASSERT((dhdp->staid_allocator == NULL) && (dhdp->sta_pool == NULL)); |
| |
| /* dhd_sta objects per radio are managed in a table. id#0 reserved. */ |
| staid_allocator = id16_map_init(dhdp->osh, max_sta, 1); |
| if (staid_allocator == NULL) { |
| DHD_ERROR(("%s: sta id allocator init failure\n", __FUNCTION__)); |
| return BCME_ERROR; |
| } |
| |
| /* Pre allocate a pool of dhd_sta objects (one extra). */ |
| sta_pool_memsz = ((max_sta + 1) * sizeof(dhd_sta_t)); /* skip idx 0 */ |
| sta_pool = (dhd_sta_pool_t *)MALLOC(dhdp->osh, sta_pool_memsz); |
| if (sta_pool == NULL) { |
| DHD_ERROR(("%s: sta table alloc failure\n", __FUNCTION__)); |
| id16_map_fini(dhdp->osh, staid_allocator); |
| return BCME_ERROR; |
| } |
| |
| dhdp->sta_pool = sta_pool; |
| dhdp->staid_allocator = staid_allocator; |
| |
| /* Initialize all sta(s) for the pre-allocated free pool. */ |
| bzero((uchar *)sta_pool, sta_pool_memsz); |
| for (idx = max_sta; idx >= 1; idx--) { /* skip sta_pool[0] */ |
| sta = &sta_pool[idx]; |
| sta->idx = id16_map_alloc(staid_allocator); |
| ASSERT(sta->idx <= max_sta); |
| } |
| |
| /* Now place them into the pre-allocated free pool. */ |
| for (idx = 1; idx <= max_sta; idx++) { |
| sta = &sta_pool[idx]; |
| for (prio = 0; prio < (int)NUMPRIO; prio++) { |
| sta->flowid[prio] = FLOWID_INVALID; /* Flow rings do not exist */ |
| } |
| dhd_sta_free(dhdp, sta); |
| } |
| |
| return BCME_OK; |
| } |
| |
| /** Destruct the pool of dhd_sta_t objects. |
| * Caller must ensure that no STA objects are currently associated with an if. |
| */ |
| static void |
| dhd_sta_pool_fini(dhd_pub_t *dhdp, int max_sta) |
| { |
| dhd_sta_pool_t * sta_pool = (dhd_sta_pool_t *)dhdp->sta_pool; |
| |
| if (sta_pool) { |
| int idx; |
| int sta_pool_memsz = ((max_sta + 1) * sizeof(dhd_sta_t)); |
| for (idx = 1; idx <= max_sta; idx++) { |
| ASSERT(sta_pool[idx].ifp == DHD_IF_NULL); |
| ASSERT(sta_pool[idx].idx == ID16_INVALID); |
| } |
| MFREE(dhdp->osh, dhdp->sta_pool, sta_pool_memsz); |
| } |
| |
| id16_map_fini(dhdp->osh, dhdp->staid_allocator); |
| dhdp->staid_allocator = NULL; |
| } |
| |
| /* Clear the pool of dhd_sta_t objects for built-in type driver */ |
| static void |
| dhd_sta_pool_clear(dhd_pub_t *dhdp, int max_sta) |
| { |
| int idx, prio, sta_pool_memsz; |
| dhd_sta_t * sta; |
| dhd_sta_pool_t * sta_pool; |
| void *staid_allocator; |
| |
| if (!dhdp) { |
| DHD_ERROR(("%s: dhdp is NULL\n", __FUNCTION__)); |
| return; |
| } |
| |
| sta_pool = (dhd_sta_pool_t *)dhdp->sta_pool; |
| staid_allocator = dhdp->staid_allocator; |
| |
| if (!sta_pool) { |
| DHD_ERROR(("%s: sta_pool is NULL\n", __FUNCTION__)); |
| return; |
| } |
| |
| if (!staid_allocator) { |
| DHD_ERROR(("%s: staid_allocator is NULL\n", __FUNCTION__)); |
| return; |
| } |
| |
| /* clear free pool */ |
| sta_pool_memsz = ((max_sta + 1) * sizeof(dhd_sta_t)); |
| bzero((uchar *)sta_pool, sta_pool_memsz); |
| |
| /* dhd_sta objects per radio are managed in a table. id#0 reserved. */ |
| id16_map_clear(staid_allocator, max_sta, 1); |
| |
| /* Initialize all sta(s) for the pre-allocated free pool. */ |
| for (idx = max_sta; idx >= 1; idx--) { /* skip sta_pool[0] */ |
| sta = &sta_pool[idx]; |
| sta->idx = id16_map_alloc(staid_allocator); |
| ASSERT(sta->idx <= max_sta); |
| } |
| /* Now place them into the pre-allocated free pool. */ |
| for (idx = 1; idx <= max_sta; idx++) { |
| sta = &sta_pool[idx]; |
| for (prio = 0; prio < (int)NUMPRIO; prio++) { |
| sta->flowid[prio] = FLOWID_INVALID; /* Flow rings do not exist */ |
| } |
| dhd_sta_free(dhdp, sta); |
| } |
| } |
| |
| /** Find STA with MAC address ea in an interface's STA list. */ |
| dhd_sta_t * |
| dhd_find_sta(void *pub, int ifidx, void *ea) |
| { |
| dhd_sta_t *sta; |
| dhd_if_t *ifp; |
| unsigned long flags; |
| |
| ASSERT(ea != NULL); |
| ifp = dhd_get_ifp((dhd_pub_t *)pub, ifidx); |
| if (ifp == NULL) |
| return DHD_STA_NULL; |
| |
| DHD_IF_STA_LIST_LOCK(&ifp->sta_list_lock, flags); |
| GCC_DIAGNOSTIC_PUSH_SUPPRESS_CAST(); |
| list_for_each_entry(sta, &ifp->sta_list, list) { |
| GCC_DIAGNOSTIC_POP(); |
| if (!memcmp(sta->ea.octet, ea, ETHER_ADDR_LEN)) { |
| DHD_INFO(("%s: Found STA " MACDBG "\n", |
| __FUNCTION__, MAC2STRDBG((char *)ea))); |
| DHD_IF_STA_LIST_UNLOCK(&ifp->sta_list_lock, flags); |
| return sta; |
| } |
| } |
| |
| DHD_IF_STA_LIST_UNLOCK(&ifp->sta_list_lock, flags); |
| |
| return DHD_STA_NULL; |
| } |
| |
| /** Add STA into the interface's STA list. */ |
| dhd_sta_t * |
| dhd_add_sta(void *pub, int ifidx, void *ea) |
| { |
| dhd_sta_t *sta; |
| dhd_if_t *ifp; |
| unsigned long flags; |
| |
| ASSERT(ea != NULL); |
| ifp = dhd_get_ifp((dhd_pub_t *)pub, ifidx); |
| if (ifp == NULL) |
| return DHD_STA_NULL; |
| |
| if (!memcmp(ifp->net->dev_addr, ea, ETHER_ADDR_LEN)) { |
| DHD_ERROR(("%s: Serious FAILURE, receive own MAC %pM !!\n", __FUNCTION__, ea)); |
| return DHD_STA_NULL; |
| } |
| |
| sta = dhd_sta_alloc((dhd_pub_t *)pub); |
| if (sta == DHD_STA_NULL) { |
| DHD_ERROR(("%s: Alloc failed\n", __FUNCTION__)); |
| return DHD_STA_NULL; |
| } |
| |
| memcpy(sta->ea.octet, ea, ETHER_ADDR_LEN); |
| |
| /* link the sta and the dhd interface */ |
| sta->ifp = ifp; |
| sta->ifidx = ifidx; |
| INIT_LIST_HEAD(&sta->list); |
| |
| DHD_IF_STA_LIST_LOCK(&ifp->sta_list_lock, flags); |
| |
| list_add_tail(&sta->list, &ifp->sta_list); |
| |
| DHD_ERROR(("%s: Adding STA " MACDBG "\n", |
| __FUNCTION__, MAC2STRDBG((char *)ea))); |
| |
| DHD_IF_STA_LIST_UNLOCK(&ifp->sta_list_lock, flags); |
| |
| return sta; |
| } |
| |
| /** Delete all STAs from the interface's STA list. */ |
| void |
| dhd_del_all_sta(void *pub, int ifidx) |
| { |
| dhd_sta_t *sta, *next; |
| dhd_if_t *ifp; |
| unsigned long flags; |
| |
| ifp = dhd_get_ifp((dhd_pub_t *)pub, ifidx); |
| if (ifp == NULL) |
| return; |
| |
| DHD_IF_STA_LIST_LOCK(&ifp->sta_list_lock, flags); |
| GCC_DIAGNOSTIC_PUSH_SUPPRESS_CAST(); |
| list_for_each_entry_safe(sta, next, &ifp->sta_list, list) { |
| GCC_DIAGNOSTIC_POP(); |
| list_del(&sta->list); |
| dhd_sta_free(&ifp->info->pub, sta); |
| #ifdef DHD_L2_FILTER |
| if (ifp->parp_enable) { |
| /* clear Proxy ARP cache of specific Ethernet Address */ |
| bcm_l2_filter_arp_table_update(((dhd_pub_t*)pub)->osh, |
| ifp->phnd_arp_table, FALSE, |
| sta->ea.octet, FALSE, ((dhd_pub_t*)pub)->tickcnt); |
| } |
| #endif /* DHD_L2_FILTER */ |
| } |
| |
| DHD_IF_STA_LIST_UNLOCK(&ifp->sta_list_lock, flags); |
| |
| return; |
| } |
| |
| /** Delete STA from the interface's STA list. */ |
| void |
| dhd_del_sta(void *pub, int ifidx, void *ea) |
| { |
| dhd_sta_t *sta, *next; |
| dhd_if_t *ifp; |
| unsigned long flags; |
| |
| ASSERT(ea != NULL); |
| ifp = dhd_get_ifp((dhd_pub_t *)pub, ifidx); |
| if (ifp == NULL) |
| return; |
| |
| DHD_IF_STA_LIST_LOCK(&ifp->sta_list_lock, flags); |
| GCC_DIAGNOSTIC_PUSH_SUPPRESS_CAST(); |
| list_for_each_entry_safe(sta, next, &ifp->sta_list, list) { |
| GCC_DIAGNOSTIC_POP(); |
| if (!memcmp(sta->ea.octet, ea, ETHER_ADDR_LEN)) { |
| DHD_ERROR(("%s: Deleting STA " MACDBG "\n", |
| __FUNCTION__, MAC2STRDBG(sta->ea.octet))); |
| list_del(&sta->list); |
| dhd_sta_free(&ifp->info->pub, sta); |
| } |
| } |
| |
| DHD_IF_STA_LIST_UNLOCK(&ifp->sta_list_lock, flags); |
| #ifdef DHD_L2_FILTER |
| if (ifp->parp_enable) { |
| /* clear Proxy ARP cache of specific Ethernet Address */ |
| bcm_l2_filter_arp_table_update(((dhd_pub_t*)pub)->osh, ifp->phnd_arp_table, FALSE, |
| ea, FALSE, ((dhd_pub_t*)pub)->tickcnt); |
| } |
| #endif /* DHD_L2_FILTER */ |
| return; |
| } |
| |
| /** Add STA if it doesn't exist. Not reentrant. */ |
| dhd_sta_t* |
| dhd_findadd_sta(void *pub, int ifidx, void *ea) |
| { |
| dhd_sta_t *sta; |
| |
| sta = dhd_find_sta(pub, ifidx, ea); |
| |
| if (!sta) { |
| /* Add entry */ |
| sta = dhd_add_sta(pub, ifidx, ea); |
| } |
| |
| return sta; |
| } |
| |
| #if defined(DHD_IGMP_UCQUERY) || defined(DHD_UCAST_UPNP) |
| static struct list_head * |
| dhd_sta_list_snapshot(dhd_info_t *dhd, dhd_if_t *ifp, struct list_head *snapshot_list) |
| { |
| unsigned long flags; |
| dhd_sta_t *sta, *snapshot; |
| |
| INIT_LIST_HEAD(snapshot_list); |
| |
| DHD_IF_STA_LIST_LOCK(&ifp->sta_list_lock, flags); |
| |
| list_for_each_entry(sta, &ifp->sta_list, list) { |
| /* allocate one and add to snapshot */ |
| snapshot = (dhd_sta_t *)MALLOC(dhd->pub.osh, sizeof(dhd_sta_t)); |
| if (snapshot == NULL) { |
| DHD_ERROR(("%s: Cannot allocate memory\n", __FUNCTION__)); |
| continue; |
| } |
| |
| memcpy(snapshot->ea.octet, sta->ea.octet, ETHER_ADDR_LEN); |
| |
| INIT_LIST_HEAD(&snapshot->list); |
| list_add_tail(&snapshot->list, snapshot_list); |
| } |
| |
| DHD_IF_STA_LIST_UNLOCK(&ifp->sta_list_lock, flags); |
| |
| return snapshot_list; |
| } |
| |
| static void |
| dhd_sta_list_snapshot_free(dhd_info_t *dhd, struct list_head *snapshot_list) |
| { |
| dhd_sta_t *sta, *next; |
| |
| list_for_each_entry_safe(sta, next, snapshot_list, list) { |
| list_del(&sta->list); |
| MFREE(dhd->pub.osh, sta, sizeof(dhd_sta_t)); |
| } |
| } |
| #endif /* DHD_IGMP_UCQUERY || DHD_UCAST_UPNP */ |
| |
| #else |
| static inline void dhd_if_del_sta_list(dhd_if_t *ifp) {} |
| static inline int dhd_sta_pool_init(dhd_pub_t *dhdp, int max_sta) { return BCME_OK; } |
| static inline void dhd_sta_pool_fini(dhd_pub_t *dhdp, int max_sta) {} |
| static inline void dhd_sta_pool_clear(dhd_pub_t *dhdp, int max_sta) {} |
| dhd_sta_t *dhd_findadd_sta(void *pub, int ifidx, void *ea) { return NULL; } |
| dhd_sta_t *dhd_find_sta(void *pub, int ifidx, void *ea) { return NULL; } |
| void dhd_del_sta(void *pub, int ifidx, void *ea) {} |
| #endif /* PCIE_FULL_DONGLE */ |
| |
| #if defined(DNGL_AXI_ERROR_LOGGING) && defined(DHD_USE_WQ_FOR_DNGL_AXI_ERROR) |
| void |
| dhd_axi_error_dispatch(dhd_pub_t *dhdp) |
| { |
| dhd_info_t *dhd = dhdp->info; |
| schedule_work(&dhd->axi_error_dispatcher_work); |
| } |
| |
| static void dhd_axi_error_dispatcher_fn(struct work_struct * work) |
| { |
| struct dhd_info *dhd = |
| container_of(work, struct dhd_info, axi_error_dispatcher_work); |
| dhd_axi_error(&dhd->pub); |
| } |
| #endif /* DNGL_AXI_ERROR_LOGGING && DHD_USE_WQ_FOR_DNGL_AXI_ERROR */ |
| |
| /** Returns dhd iflist index corresponding the the bssidx provided by apps */ |
| int dhd_bssidx2idx(dhd_pub_t *dhdp, uint32 bssidx) |
| { |
| dhd_if_t *ifp; |
| dhd_info_t *dhd = dhdp->info; |
| int i; |
| |
| ASSERT(bssidx < DHD_MAX_IFS); |
| ASSERT(dhdp); |
| |
| for (i = 0; i < DHD_MAX_IFS; i++) { |
| ifp = dhd->iflist[i]; |
| if (ifp && (ifp->bssidx == bssidx)) { |
| DHD_TRACE(("Index manipulated for %s from %d to %d\n", |
| ifp->name, bssidx, i)); |
| break; |
| } |
| } |
| return i; |
| } |
| |
| static inline int dhd_rxf_enqueue(dhd_pub_t *dhdp, void* skb) |
| { |
| uint32 store_idx; |
| uint32 sent_idx; |
| |
| if (!skb) { |
| DHD_ERROR(("dhd_rxf_enqueue: NULL skb!!!\n")); |
| return BCME_ERROR; |
| } |
| |
| dhd_os_rxflock(dhdp); |
| store_idx = dhdp->store_idx; |
| sent_idx = dhdp->sent_idx; |
| if (dhdp->skbbuf[store_idx] != NULL) { |
| /* Make sure the previous packets are processed */ |
| dhd_os_rxfunlock(dhdp); |
| DHD_ERROR(("dhd_rxf_enqueue: pktbuf not consumed %p, store idx %d sent idx %d\n", |
| skb, store_idx, sent_idx)); |
| /* removed msleep here, should use wait_event_timeout if we |
| * want to give rx frame thread a chance to run |
| */ |
| #if defined(WAIT_DEQUEUE) |
| OSL_SLEEP(1); |
| #endif |
| return BCME_ERROR; |
| } |
| DHD_TRACE(("dhd_rxf_enqueue: Store SKB %p. idx %d -> %d\n", |
| skb, store_idx, (store_idx + 1) & (MAXSKBPEND - 1))); |
| dhdp->skbbuf[store_idx] = skb; |
| dhdp->store_idx = (store_idx + 1) & (MAXSKBPEND - 1); |
| dhd_os_rxfunlock(dhdp); |
| |
| return BCME_OK; |
| } |
| |
| static inline void* dhd_rxf_dequeue(dhd_pub_t *dhdp) |
| { |
| uint32 store_idx; |
| uint32 sent_idx; |
| void *skb; |
| |
| dhd_os_rxflock(dhdp); |
| |
| store_idx = dhdp->store_idx; |
| sent_idx = dhdp->sent_idx; |
| skb = dhdp->skbbuf[sent_idx]; |
| |
| if (skb == NULL) { |
| dhd_os_rxfunlock(dhdp); |
| DHD_ERROR(("dhd_rxf_dequeue: Dequeued packet is NULL, store idx %d sent idx %d\n", |
| store_idx, sent_idx)); |
| return NULL; |
| } |
| |
| dhdp->skbbuf[sent_idx] = NULL; |
| dhdp->sent_idx = (sent_idx + 1) & (MAXSKBPEND - 1); |
| |
| DHD_TRACE(("dhd_rxf_dequeue: netif_rx_ni(%p), sent idx %d\n", |
| skb, sent_idx)); |
| |
| dhd_os_rxfunlock(dhdp); |
| |
| return skb; |
| } |
| |
| int dhd_process_cid_mac(dhd_pub_t *dhdp, bool prepost) |
| { |
| uint chipid = dhd_bus_chip_id(dhdp); |
| uint revid = dhd_bus_chiprev_id(dhdp); |
| int ret = BCME_OK; |
| if (prepost) { /* pre process */ |
| ret = dhd_alloc_cis(dhdp); |
| if (ret != BCME_OK) { |
| return ret; |
| } |
| switch (chipid) { |
| case BCM4389_CHIP_GRPID: |
| if (revid == 3) { |
| /* BCM4389A0 is used legacy cisdump iovar */ |
| dhd_read_cis(dhdp); |
| } else { |
| /* BCM4389B0 or higher rev is used new otp iovar */ |
| dhd_read_otp_sw_rgn(dhdp); |
| } |
| break; |
| default: |
| dhd_read_cis(dhdp); |
| break; |
| } |
| dhd_check_module_cid(dhdp); |
| dhd_check_module_mac(dhdp); |
| dhd_set_macaddr_from_file(dhdp); |
| } else { /* post process */ |
| dhd_write_macaddr(&dhdp->mac); |
| dhd_clear_cis(dhdp); |
| } |
| |
| return BCME_OK; |
| } |
| |
| #ifdef PKT_FILTER_SUPPORT |
| #ifndef GAN_LITE_NAT_KEEPALIVE_FILTER |
| static bool |
| _turn_on_arp_filter(dhd_pub_t *dhd, int op_mode_param) |
| { |
| bool _apply = FALSE; |
| /* In case of IBSS mode, apply arp pkt filter */ |
| if (op_mode_param & DHD_FLAG_IBSS_MODE) { |
| _apply = TRUE; |
| goto exit; |
| } |
| /* In case of P2P GO or GC, apply pkt filter to pass arp pkt to host */ |
| if (op_mode_param & (DHD_FLAG_P2P_GC_MODE | DHD_FLAG_P2P_GO_MODE)) { |
| _apply = TRUE; |
| goto exit; |
| } |
| |
| exit: |
| return _apply; |
| } |
| #endif /* !GAN_LITE_NAT_KEEPALIVE_FILTER */ |
| |
| void |
| dhd_set_packet_filter(dhd_pub_t *dhd) |
| { |
| int i; |
| |
| DHD_TRACE(("%s: enter\n", __FUNCTION__)); |
| if (dhd_pkt_filter_enable) { |
| for (i = 0; i < dhd->pktfilter_count; i++) { |
| dhd_pktfilter_offload_set(dhd, dhd->pktfilter[i]); |
| } |
| } |
| } |
| |
| void |
| dhd_enable_packet_filter(int value, dhd_pub_t *dhd) |
| { |
| int i; |
| |
| DHD_ERROR(("%s: enter, value = %d\n", __FUNCTION__, value)); |
| if ((dhd->op_mode & DHD_FLAG_HOSTAP_MODE) && value) { |
| DHD_ERROR(("%s: DHD_FLAG_HOSTAP_MODE\n", __FUNCTION__)); |
| return; |
| } |
| /* 1 - Enable packet filter, only allow unicast packet to send up */ |
| /* 0 - Disable packet filter */ |
| if (dhd_pkt_filter_enable && (!value || |
| (dhd_support_sta_mode(dhd) && !dhd->dhcp_in_progress))) |
| { |
| for (i = 0; i < dhd->pktfilter_count; i++) { |
| #ifndef GAN_LITE_NAT_KEEPALIVE_FILTER |
| if (value && (i == DHD_ARP_FILTER_NUM) && |
| !_turn_on_arp_filter(dhd, dhd->op_mode)) { |
| DHD_TRACE(("Do not turn on ARP white list pkt filter:" |
| "val %d, cnt %d, op_mode 0x%x\n", |
| value, i, dhd->op_mode)); |
| continue; |
| } |
| #endif /* !GAN_LITE_NAT_KEEPALIVE_FILTER */ |
| #ifdef APSTA_BLOCK_ARP_DURING_DHCP |
| if (value && (i == DHD_BROADCAST_ARP_FILTER_NUM) && |
| dhd->pktfilter[DHD_BROADCAST_ARP_FILTER_NUM]) { |
| /* XXX: BROADCAST_ARP_FILTER is only for the |
| * STA/SoftAP concurrent mode (Please refer to RB:90348) |
| * Remove the filter for other cases explicitly |
| */ |
| DHD_ERROR(("%s: Remove the DHD_BROADCAST_ARP_FILTER\n", |
| __FUNCTION__)); |
| dhd_packet_filter_add_remove(dhd, FALSE, |
| DHD_BROADCAST_ARP_FILTER_NUM); |
| } |
| #endif /* APSTA_BLOCK_ARP_DURING_DHCP */ |
| dhd_pktfilter_offload_enable(dhd, dhd->pktfilter[i], |
| value, dhd_master_mode); |
| } |
| } |
| } |
| |
| int |
| dhd_packet_filter_add_remove(dhd_pub_t *dhdp, int add_remove, int num) |
| { |
| char *filterp = NULL; |
| int filter_id = 0; |
| |
| switch (num) { |
| case DHD_BROADCAST_FILTER_NUM: |
| filterp = "101 0 0 0 0xFFFFFFFFFFFF 0xFFFFFFFFFFFF"; |
| filter_id = 101; |
| break; |
| case DHD_MULTICAST4_FILTER_NUM: |
| filter_id = 102; |
| if (FW_SUPPORTED((dhdp), pf6)) { |
| if (dhdp->pktfilter[num] != NULL) { |
| dhd_pktfilter_offload_delete(dhdp, filter_id); |
| dhdp->pktfilter[num] = NULL; |
| } |
| if (!add_remove) { |
| filterp = DISCARD_IPV4_MCAST; |
| add_remove = 1; |
| break; |
| } |
| } /* XXX: intend omitting else case */ |
| filterp = "102 0 0 0 0xFFFFFF 0x01005E"; |
| break; |
| case DHD_MULTICAST6_FILTER_NUM: |
| filter_id = 103; |
| if (FW_SUPPORTED((dhdp), pf6)) { |
| if (dhdp->pktfilter[num] != NULL) { |
| dhd_pktfilter_offload_delete(dhdp, filter_id); |
| dhdp->pktfilter[num] = NULL; |
| } |
| if (!add_remove) { |
| filterp = DISCARD_IPV6_MCAST; |
| add_remove = 1; |
| break; |
| } |
| } /* XXX: intend omitting else case */ |
| filterp = "103 0 0 0 0xFFFF 0x3333"; |
| break; |
| case DHD_MDNS_FILTER_NUM: |
| filterp = "104 0 0 0 0xFFFFFFFFFFFF 0x01005E0000FB"; |
| filter_id = 104; |
| break; |
| case DHD_ARP_FILTER_NUM: |
| filterp = "105 0 0 12 0xFFFF 0x0806"; |
| filter_id = 105; |
| break; |
| case DHD_BROADCAST_ARP_FILTER_NUM: |
| filterp = "106 0 0 0 0xFFFFFFFFFFFF0000000000000806" |
| " 0xFFFFFFFFFFFF0000000000000806"; |
| filter_id = 106; |
| break; |
| default: |
| return -EINVAL; |
| } |
| |
| /* Add filter */ |
| if (add_remove) { |
| dhdp->pktfilter[num] = filterp; |
| dhd_pktfilter_offload_set(dhdp, dhdp->pktfilter[num]); |
| } else { /* Delete filter */ |
| if (dhdp->pktfilter[num] != NULL) { |
| dhd_pktfilter_offload_delete(dhdp, filter_id); |
| dhdp->pktfilter[num] = NULL; |
| } |
| } |
| |
| return 0; |
| } |
| #endif /* PKT_FILTER_SUPPORT */ |
| |
| static int dhd_set_suspend(int value, dhd_pub_t *dhd) |
| { |
| #ifndef SUPPORT_PM2_ONLY |
| int power_mode = PM_MAX; |
| #endif /* SUPPORT_PM2_ONLY */ |
| /* wl_pkt_filter_enable_t enable_parm; */ |
| int bcn_li_dtim = 0; /* Default bcn_li_dtim in resume mode is 0 */ |
| int ret = 0; |
| #ifdef DHD_USE_EARLYSUSPEND |
| #ifdef CUSTOM_BCN_TIMEOUT_IN_SUSPEND |
| int bcn_timeout = 0; |
| #endif /* CUSTOM_BCN_TIMEOUT_IN_SUSPEND */ |
| #ifdef CUSTOM_ROAM_TIME_THRESH_IN_SUSPEND |
| int roam_time_thresh = 0; /* (ms) */ |
| #endif /* CUSTOM_ROAM_TIME_THRESH_IN_SUSPEND */ |
| #ifndef ENABLE_FW_ROAM_SUSPEND |
| uint roamvar = 1; |
| #endif /* ENABLE_FW_ROAM_SUSPEND */ |
| #ifdef ENABLE_BCN_LI_BCN_WAKEUP |
| int bcn_li_bcn = 1; |
| #endif /* ENABLE_BCN_LI_BCN_WAKEUP */ |
| uint nd_ra_filter = 0; |
| #ifdef ENABLE_IPMCAST_FILTER |
| int ipmcast_l2filter; |
| #endif /* ENABLE_IPMCAST_FILTER */ |
| #ifdef CUSTOM_EVENT_PM_WAKE |
| uint32 pm_awake_thresh = CUSTOM_EVENT_PM_WAKE; |
| #endif /* CUSTOM_EVENT_PM_WAKE */ |
| #endif /* DHD_USE_EARLYSUSPEND */ |
| #ifdef PASS_ALL_MCAST_PKTS |
| struct dhd_info *dhdinfo; |
| uint32 allmulti; |
| uint i; |
| #endif /* PASS_ALL_MCAST_PKTS */ |
| #ifdef DYNAMIC_SWOOB_DURATION |
| #ifndef CUSTOM_INTR_WIDTH |
| #define CUSTOM_INTR_WIDTH 100 |
| int intr_width = 0; |
| #endif /* CUSTOM_INTR_WIDTH */ |
| #endif /* DYNAMIC_SWOOB_DURATION */ |
| |
| #if defined(BCMPCIE) |
| int lpas = 0; |
| int dtim_period = 0; |
| int bcn_interval = 0; |
| int bcn_to_dly = 0; |
| #if defined(CUSTOM_BCN_TIMEOUT_IN_SUSPEND) && defined(DHD_USE_EARLYSUSPEND) |
| bcn_timeout = CUSTOM_BCN_TIMEOUT_SETTING; |
| #else |
| int bcn_timeout = CUSTOM_BCN_TIMEOUT_SETTING; |
| #endif /* CUSTOM_BCN_TIMEOUT_IN_SUSPEND && DHD_USE_EARLYSUSPEND */ |
| #endif /* OEM_ANDROID && BCMPCIE */ |
| |
| if (!dhd) |
| return -ENODEV; |
| |
| #ifdef PASS_ALL_MCAST_PKTS |
| dhdinfo = dhd->info; |
| #endif /* PASS_ALL_MCAST_PKTS */ |
| |
| DHD_TRACE(("%s: enter, value = %d in_suspend=%d\n", |
| __FUNCTION__, value, dhd->in_suspend)); |
| |
| dhd_suspend_lock(dhd); |
| |
| #ifdef CUSTOM_SET_CPUCORE |
| DHD_TRACE(("%s set cpucore(suspend%d)\n", __FUNCTION__, value)); |
| /* set specific cpucore */ |
| dhd_set_cpucore(dhd, TRUE); |
| #endif /* CUSTOM_SET_CPUCORE */ |
| if (dhd->up) { |
| if (value && dhd->in_suspend) { |
| #ifdef PKT_FILTER_SUPPORT |
| dhd->early_suspended = 1; |
| #endif |
| /* Kernel suspended */ |
| DHD_ERROR(("%s: force extra Suspend setting \n", __FUNCTION__)); |
| |
| #ifndef SUPPORT_PM2_ONLY |
| dhd_wl_ioctl_cmd(dhd, WLC_SET_PM, (char *)&power_mode, |
| sizeof(power_mode), TRUE, 0); |
| #endif /* SUPPORT_PM2_ONLY */ |
| |
| #ifdef PKT_FILTER_SUPPORT |
| /* Enable packet filter, |
| * only allow unicast packet to send up |
| */ |
| dhd_enable_packet_filter(1, dhd); |
| #ifdef APF |
| dhd_dev_apf_enable_filter(dhd_linux_get_primary_netdev(dhd)); |
| #endif /* APF */ |
| #endif /* PKT_FILTER_SUPPORT */ |
| #ifdef ARP_OFFLOAD_SUPPORT |
| if (dhd->arpoe_enable) { |
| dhd_arp_offload_enable(dhd, TRUE); |
| } |
| #endif /* ARP_OFFLOAD_SUPPORT */ |
| |
| #ifdef PASS_ALL_MCAST_PKTS |
| allmulti = 0; |
| for (i = 0; i < DHD_MAX_IFS; i++) { |
| if (dhdinfo->iflist[i] && dhdinfo->iflist[i]->net) { |
| ret = dhd_iovar(dhd, i, "allmulti", |
| (char *)&allmulti, |
| sizeof(allmulti), |
| NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s allmulti failed %d\n", |
| __FUNCTION__, ret)); |
| } |
| } |
| } |
| #endif /* PASS_ALL_MCAST_PKTS */ |
| |
| /* If DTIM skip is set up as default, force it to wake |
| * each third DTIM for better power savings. Note that |
| * one side effect is a chance to miss BC/MC packet. |
| */ |
| #ifdef WLTDLS |
| /* Do not set bcn_li_ditm on WFD mode */ |
| if (dhd->tdls_mode) { |
| bcn_li_dtim = 0; |
| } else |
| #endif /* WLTDLS */ |
| #if defined(BCMPCIE) |
| bcn_li_dtim = dhd_get_suspend_bcn_li_dtim(dhd, &dtim_period, |
| &bcn_interval); |
| ret = dhd_iovar(dhd, 0, "bcn_li_dtim", (char *)&bcn_li_dtim, |
| sizeof(bcn_li_dtim), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s bcn_li_dtim failed %d\n", |
| __FUNCTION__, ret)); |
| } |
| if ((bcn_li_dtim * dtim_period * bcn_interval) >= |
| MIN_DTIM_FOR_ROAM_THRES_EXTEND) { |
| /* |
| * Increase max roaming threshold from 2 secs to 8 secs |
| * the real roam threshold is MIN(max_roam_threshold, |
| * bcn_timeout/2) |
| */ |
| lpas = 1; |
| ret = dhd_iovar(dhd, 0, "lpas", (char *)&lpas, sizeof(lpas), |
| NULL, 0, TRUE); |
| if (ret < 0) { |
| if (ret == BCME_UNSUPPORTED) { |
| DHD_ERROR(("%s lpas, UNSUPPORTED\n", |
| __FUNCTION__)); |
| } else { |
| DHD_ERROR(("%s set lpas failed %d\n", |
| __FUNCTION__, ret)); |
| } |
| } |
| bcn_to_dly = 1; |
| /* |
| * if bcn_to_dly is 1, the real roam threshold is |
| * MIN(max_roam_threshold, bcn_timeout -1); |
| * notify link down event after roaming procedure complete |
| * if we hit bcn_timeout while we are in roaming progress. |
| */ |
| ret = dhd_iovar(dhd, 0, "bcn_to_dly", (char *)&bcn_to_dly, |
| sizeof(bcn_to_dly), NULL, 0, TRUE); |
| if (ret < 0) { |
| if (ret == BCME_UNSUPPORTED) { |
| DHD_ERROR(("%s bcn_to_dly, UNSUPPORTED\n", |
| __FUNCTION__)); |
| } else { |
| DHD_ERROR(("%s set bcn_to_dly failed %d\n", |
| __FUNCTION__, ret)); |
| } |
| } |
| /* Increase beacon timeout to 6 secs or use bigger one */ |
| bcn_timeout = max(bcn_timeout, BCN_TIMEOUT_IN_SUSPEND); |
| ret = dhd_iovar(dhd, 0, "bcn_timeout", (char *)&bcn_timeout, |
| sizeof(bcn_timeout), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s set bcn_timeout failed %d\n", |
| __FUNCTION__, ret)); |
| } |
| } |
| #else |
| bcn_li_dtim = dhd_get_suspend_bcn_li_dtim(dhd); |
| if (dhd_iovar(dhd, 0, "bcn_li_dtim", (char *)&bcn_li_dtim, |
| sizeof(bcn_li_dtim), NULL, 0, TRUE) < 0) |
| DHD_ERROR(("%s: set dtim failed\n", __FUNCTION__)); |
| #endif /* OEM_ANDROID && BCMPCIE */ |
| |
| #ifdef DHD_USE_EARLYSUSPEND |
| #ifdef CUSTOM_BCN_TIMEOUT_IN_SUSPEND |
| bcn_timeout = CUSTOM_BCN_TIMEOUT_IN_SUSPEND; |
| ret = dhd_iovar(dhd, 0, "bcn_timeout", (char *)&bcn_timeout, |
| sizeof(bcn_timeout), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s bcn_timeout failed %d\n", __FUNCTION__, |
| ret)); |
| } |
| #endif /* CUSTOM_BCN_TIMEOUT_IN_SUSPEND */ |
| #ifdef CUSTOM_ROAM_TIME_THRESH_IN_SUSPEND |
| roam_time_thresh = CUSTOM_ROAM_TIME_THRESH_IN_SUSPEND; |
| ret = dhd_iovar(dhd, 0, "roam_time_thresh", |
| (char *)&roam_time_thresh, |
| sizeof(roam_time_thresh), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s roam_time_thresh failed %d\n", |
| __FUNCTION__, ret)); |
| } |
| #endif /* CUSTOM_ROAM_TIME_THRESH_IN_SUSPEND */ |
| #ifndef ENABLE_FW_ROAM_SUSPEND |
| /* Disable firmware roaming during suspend */ |
| ret = dhd_iovar(dhd, 0, "roam_off", (char *)&roamvar, |
| sizeof(roamvar), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s roam_off failed %d\n", |
| __FUNCTION__, ret)); |
| } |
| #endif /* ENABLE_FW_ROAM_SUSPEND */ |
| #ifdef ENABLE_BCN_LI_BCN_WAKEUP |
| if (bcn_li_dtim) { |
| bcn_li_bcn = 0; |
| } |
| ret = dhd_iovar(dhd, 0, "bcn_li_bcn", (char *)&bcn_li_bcn, |
| sizeof(bcn_li_bcn), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s bcn_li_bcn failed %d\n", __FUNCTION__, ret)); |
| } |
| #endif /* ENABLE_BCN_LI_BCN_WAKEUP */ |
| #if defined(WL_CFG80211) && defined(WL_BCNRECV) |
| ret = wl_android_bcnrecv_suspend(dhd_linux_get_primary_netdev(dhd)); |
| if (ret != BCME_OK) { |
| DHD_ERROR(("failed to stop beacon recv event on" |
| " suspend state (%d)\n", ret)); |
| } |
| #endif /* WL_CFG80211 && WL_BCNRECV */ |
| #ifdef NDO_CONFIG_SUPPORT |
| if (dhd->ndo_enable) { |
| if (!dhd->ndo_host_ip_overflow) { |
| /* enable ND offload on suspend */ |
| ret = dhd_ndo_enable(dhd, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: failed to enable NDO\n", |
| __FUNCTION__)); |
| } |
| } else { |
| DHD_INFO(("%s: NDO disabled on suspend due to" |
| "HW capacity\n", __FUNCTION__)); |
| } |
| } |
| #endif /* NDO_CONFIG_SUPPORT */ |
| #ifndef APF |
| if (FW_SUPPORTED(dhd, ndoe)) { |
| #else |
| if (FW_SUPPORTED(dhd, ndoe) && !FW_SUPPORTED(dhd, apf)) { |
| #endif /* APF */ |
| /* enable IPv6 RA filter in firmware during suspend */ |
| nd_ra_filter = 1; |
| ret = dhd_iovar(dhd, 0, "nd_ra_filter_enable", |
| (char *)&nd_ra_filter, sizeof(nd_ra_filter), |
| NULL, 0, TRUE); |
| if (ret < 0) |
| DHD_ERROR(("failed to set nd_ra_filter (%d)\n", |
| ret)); |
| } |
| dhd_os_suppress_logging(dhd, TRUE); |
| #ifdef ENABLE_IPMCAST_FILTER |
| ipmcast_l2filter = 1; |
| ret = dhd_iovar(dhd, 0, "ipmcast_l2filter", |
| (char *)&ipmcast_l2filter, sizeof(ipmcast_l2filter), |
| NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("failed to set ipmcast_l2filter (%d)\n", ret)); |
| } |
| #endif /* ENABLE_IPMCAST_FILTER */ |
| #ifdef DYNAMIC_SWOOB_DURATION |
| intr_width = CUSTOM_INTR_WIDTH; |
| ret = dhd_iovar(dhd, 0, "bus:intr_width", (char *)&intr_width, |
| sizeof(intr_width), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("failed to set intr_width (%d)\n", ret)); |
| } |
| #endif /* DYNAMIC_SWOOB_DURATION */ |
| #ifdef CUSTOM_EVENT_PM_WAKE |
| pm_awake_thresh = CUSTOM_EVENT_PM_WAKE * 4; |
| ret = dhd_iovar(dhd, 0, "const_awake_thresh", |
| (char *)&pm_awake_thresh, |
| sizeof(pm_awake_thresh), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s set const_awake_thresh failed %d\n", |
| __FUNCTION__, ret)); |
| } |
| #endif /* CUSTOM_EVENT_PM_WAKE */ |
| #ifdef CONFIG_SILENT_ROAM |
| if (!dhd->sroamed) { |
| ret = dhd_sroam_set_mon(dhd, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s set sroam failed %d\n", |
| __FUNCTION__, ret)); |
| } |
| } |
| dhd->sroamed = FALSE; |
| #endif /* CONFIG_SILENT_ROAM */ |
| #endif /* DHD_USE_EARLYSUSPEND */ |
| } else { |
| #ifdef PKT_FILTER_SUPPORT |
| dhd->early_suspended = 0; |
| #endif |
| /* Kernel resumed */ |
| DHD_ERROR(("%s: Remove extra suspend setting \n", __FUNCTION__)); |
| #ifdef DYNAMIC_SWOOB_DURATION |
| intr_width = 0; |
| ret = dhd_iovar(dhd, 0, "bus:intr_width", (char *)&intr_width, |
| sizeof(intr_width), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("failed to set intr_width (%d)\n", ret)); |
| } |
| #endif /* DYNAMIC_SWOOB_DURATION */ |
| #ifndef SUPPORT_PM2_ONLY |
| power_mode = PM_FAST; |
| dhd_wl_ioctl_cmd(dhd, WLC_SET_PM, (char *)&power_mode, |
| sizeof(power_mode), TRUE, 0); |
| #endif /* SUPPORT_PM2_ONLY */ |
| #if defined(WL_CFG80211) && defined(WL_BCNRECV) |
| ret = wl_android_bcnrecv_resume(dhd_linux_get_primary_netdev(dhd)); |
| if (ret != BCME_OK) { |
| DHD_ERROR(("failed to resume beacon recv state (%d)\n", |
| ret)); |
| } |
| #endif /* WL_CF80211 && WL_BCNRECV */ |
| #ifdef ARP_OFFLOAD_SUPPORT |
| if (dhd->arpoe_enable) { |
| dhd_arp_offload_enable(dhd, FALSE); |
| } |
| #endif /* ARP_OFFLOAD_SUPPORT */ |
| #ifdef PKT_FILTER_SUPPORT |
| /* disable pkt filter */ |
| dhd_enable_packet_filter(0, dhd); |
| #ifdef APF |
| dhd_dev_apf_disable_filter(dhd_linux_get_primary_netdev(dhd)); |
| #endif /* APF */ |
| #endif /* PKT_FILTER_SUPPORT */ |
| #ifdef PASS_ALL_MCAST_PKTS |
| allmulti = 1; |
| for (i = 0; i < DHD_MAX_IFS; i++) { |
| if (dhdinfo->iflist[i] && dhdinfo->iflist[i]->net) |
| ret = dhd_iovar(dhd, i, "allmulti", |
| (char *)&allmulti, |
| sizeof(allmulti), NULL, |
| 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: allmulti failed:%d\n", |
| __FUNCTION__, ret)); |
| } |
| } |
| #endif /* PASS_ALL_MCAST_PKTS */ |
| #if defined(BCMPCIE) |
| /* restore pre-suspend setting */ |
| ret = dhd_iovar(dhd, 0, "bcn_li_dtim", (char *)&bcn_li_dtim, |
| sizeof(bcn_li_dtim), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s:bcn_li_ditm failed:%d\n", |
| __FUNCTION__, ret)); |
| } |
| ret = dhd_iovar(dhd, 0, "lpas", (char *)&lpas, sizeof(lpas), NULL, |
| 0, TRUE); |
| if (ret < 0) { |
| if (ret == BCME_UNSUPPORTED) { |
| DHD_ERROR(("%s lpas, UNSUPPORTED\n", __FUNCTION__)); |
| } else { |
| DHD_ERROR(("%s set lpas failed %d\n", |
| __FUNCTION__, ret)); |
| } |
| } |
| ret = dhd_iovar(dhd, 0, "bcn_to_dly", (char *)&bcn_to_dly, |
| sizeof(bcn_to_dly), NULL, 0, TRUE); |
| if (ret < 0) { |
| if (ret == BCME_UNSUPPORTED) { |
| DHD_ERROR(("%s bcn_to_dly UNSUPPORTED\n", |
| __FUNCTION__)); |
| } else { |
| DHD_ERROR(("%s set bcn_to_dly failed %d\n", |
| __FUNCTION__, ret)); |
| } |
| } |
| ret = dhd_iovar(dhd, 0, "bcn_timeout", (char *)&bcn_timeout, |
| sizeof(bcn_timeout), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s:bcn_timeout failed:%d\n", |
| __FUNCTION__, ret)); |
| } |
| #else |
| /* restore pre-suspend setting for dtim_skip */ |
| ret = dhd_iovar(dhd, 0, "bcn_li_dtim", (char *)&bcn_li_dtim, |
| sizeof(bcn_li_dtim), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s:bcn_li_ditm fail:%d\n", __FUNCTION__, ret)); |
| } |
| #endif /* OEM_ANDROID && BCMPCIE */ |
| #ifdef DHD_USE_EARLYSUSPEND |
| #ifdef CUSTOM_BCN_TIMEOUT_IN_SUSPEND |
| bcn_timeout = CUSTOM_BCN_TIMEOUT; |
| ret = dhd_iovar(dhd, 0, "bcn_timeout", (char *)&bcn_timeout, |
| sizeof(bcn_timeout), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s:bcn_timeout failed:%d\n", |
| __FUNCTION__, ret)); |
| } |
| #endif /* CUSTOM_BCN_TIMEOUT_IN_SUSPEND */ |
| #ifdef CUSTOM_ROAM_TIME_THRESH_IN_SUSPEND |
| roam_time_thresh = 2000; |
| ret = dhd_iovar(dhd, 0, "roam_time_thresh", |
| (char *)&roam_time_thresh, |
| sizeof(roam_time_thresh), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s:roam_time_thresh failed:%d\n", |
| __FUNCTION__, ret)); |
| } |
| |
| #endif /* CUSTOM_ROAM_TIME_THRESH_IN_SUSPEND */ |
| #ifndef ENABLE_FW_ROAM_SUSPEND |
| roamvar = dhd_roam_disable; |
| ret = dhd_iovar(dhd, 0, "roam_off", (char *)&roamvar, |
| sizeof(roamvar), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: roam_off fail:%d\n", __FUNCTION__, ret)); |
| } |
| #endif /* ENABLE_FW_ROAM_SUSPEND */ |
| #ifdef ENABLE_BCN_LI_BCN_WAKEUP |
| ret = dhd_iovar(dhd, 0, "bcn_li_bcn", (char *)&bcn_li_bcn, |
| sizeof(bcn_li_bcn), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: bcn_li_bcn failed:%d\n", |
| __FUNCTION__, ret)); |
| } |
| #endif /* ENABLE_BCN_LI_BCN_WAKEUP */ |
| #ifdef NDO_CONFIG_SUPPORT |
| if (dhd->ndo_enable) { |
| /* Disable ND offload on resume */ |
| ret = dhd_ndo_enable(dhd, FALSE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: failed to disable NDO\n", |
| __FUNCTION__)); |
| } |
| } |
| #endif /* NDO_CONFIG_SUPPORT */ |
| #ifndef APF |
| if (FW_SUPPORTED(dhd, ndoe)) { |
| #else |
| if (FW_SUPPORTED(dhd, ndoe) && !FW_SUPPORTED(dhd, apf)) { |
| #endif /* APF */ |
| /* disable IPv6 RA filter in firmware during suspend */ |
| nd_ra_filter = 0; |
| ret = dhd_iovar(dhd, 0, "nd_ra_filter_enable", |
| (char *)&nd_ra_filter, sizeof(nd_ra_filter), |
| NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("failed to set nd_ra_filter (%d)\n", |
| ret)); |
| } |
| } |
| dhd_os_suppress_logging(dhd, FALSE); |
| #ifdef ENABLE_IPMCAST_FILTER |
| ipmcast_l2filter = 0; |
| ret = dhd_iovar(dhd, 0, "ipmcast_l2filter", |
| (char *)&ipmcast_l2filter, sizeof(ipmcast_l2filter), |
| NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("failed to clear ipmcast_l2filter ret:%d", ret)); |
| } |
| #endif /* ENABLE_IPMCAST_FILTER */ |
| #ifdef CUSTOM_EVENT_PM_WAKE |
| ret = dhd_iovar(dhd, 0, "const_awake_thresh", |
| (char *)&pm_awake_thresh, |
| sizeof(pm_awake_thresh), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s set const_awake_thresh failed %d\n", |
| __FUNCTION__, ret)); |
| } |
| #endif /* CUSTOM_EVENT_PM_WAKE */ |
| #ifdef CONFIG_SILENT_ROAM |
| ret = dhd_sroam_set_mon(dhd, FALSE); |
| if (ret < 0) { |
| DHD_ERROR(("%s set sroam failed %d\n", __FUNCTION__, ret)); |
| } |
| #endif /* CONFIG_SILENT_ROAM */ |
| #endif /* DHD_USE_EARLYSUSPEND */ |
| } |
| } |
| dhd_suspend_unlock(dhd); |
| |
| return 0; |
| } |
| |
| static int dhd_suspend_resume_helper(struct dhd_info *dhd, int val, int force) |
| { |
| dhd_pub_t *dhdp = &dhd->pub; |
| int ret = 0; |
| |
| DHD_OS_WAKE_LOCK(dhdp); |
| |
| /* Set flag when early suspend was called */ |
| dhdp->in_suspend = val; |
| if ((force || !dhdp->suspend_disable_flag) && |
| dhd_support_sta_mode(dhdp)) |
| { |
| ret = dhd_set_suspend(val, dhdp); |
| } |
| |
| DHD_OS_WAKE_UNLOCK(dhdp); |
| return ret; |
| } |
| |
| #if defined(CONFIG_HAS_EARLYSUSPEND) && defined(DHD_USE_EARLYSUSPEND) |
| static void dhd_early_suspend(struct early_suspend *h) |
| { |
| struct dhd_info *dhd = container_of(h, struct dhd_info, early_suspend); |
| DHD_TRACE_HW4(("%s: enter\n", __FUNCTION__)); |
| |
| if (dhd) |
| dhd_suspend_resume_helper(dhd, 1, 0); |
| } |
| |
| static void dhd_late_resume(struct early_suspend *h) |
| { |
| struct dhd_info *dhd = container_of(h, struct dhd_info, early_suspend); |
| DHD_TRACE_HW4(("%s: enter\n", __FUNCTION__)); |
| |
| if (dhd) |
| dhd_suspend_resume_helper(dhd, 0, 0); |
| } |
| #endif /* CONFIG_HAS_EARLYSUSPEND && DHD_USE_EARLYSUSPEND */ |
| |
| /* |
| * Generalized timeout mechanism. Uses spin sleep with exponential back-off until |
| * the sleep time reaches one jiffy, then switches over to task delay. Usage: |
| * |
| * dhd_timeout_start(&tmo, usec); |
| * while (!dhd_timeout_expired(&tmo)) |
| * if (poll_something()) |
| * break; |
| * if (dhd_timeout_expired(&tmo)) |
| * fatal(); |
| */ |
| |
| void |
| dhd_timeout_start(dhd_timeout_t *tmo, uint usec) |
| { |
| tmo->limit = usec; |
| tmo->increment = 0; |
| tmo->elapsed = 0; |
| tmo->tick = 10 * USEC_PER_MSEC; /* 10 msec */ |
| } |
| |
| int |
| dhd_timeout_expired(dhd_timeout_t *tmo) |
| { |
| /* Does nothing the first call */ |
| if (tmo->increment == 0) { |
| tmo->increment = USEC_PER_MSEC; /* Start with 1 msec */ |
| return 0; |
| } |
| |
| if (tmo->elapsed >= tmo->limit) |
| return 1; |
| |
| DHD_INFO(("%s: CAN_SLEEP():%d tmo->increment=%ld msec\n", |
| __FUNCTION__, CAN_SLEEP(), tmo->increment / USEC_PER_MSEC)); |
| |
| CAN_SLEEP() ? OSL_SLEEP(tmo->increment / USEC_PER_MSEC) : OSL_DELAY(tmo->increment); |
| |
| /* Till tmo->tick, the delay will be in 2x, after that delay will be constant |
| * tmo->tick (10 msec), till timer elapses. |
| */ |
| tmo->increment = (tmo->increment >= tmo->tick) ? tmo->tick : (tmo->increment * 2); |
| |
| /* Add the delay that's about to take place */ |
| tmo->elapsed += tmo->increment; |
| |
| return 0; |
| } |
| |
| int |
| dhd_net2idx(dhd_info_t *dhd, struct net_device *net) |
| { |
| int i = 0; |
| |
| if (!dhd) { |
| DHD_ERROR(("%s : DHD_BAD_IF return\n", __FUNCTION__)); |
| return DHD_BAD_IF; |
| } |
| |
| while (i < DHD_MAX_IFS) { |
| if (dhd->iflist[i] && dhd->iflist[i]->net && (dhd->iflist[i]->net == net)) |
| return i; |
| i++; |
| } |
| |
| return DHD_BAD_IF; |
| } |
| |
| struct net_device * dhd_idx2net(void *pub, int ifidx) |
| { |
| struct dhd_pub *dhd_pub = (struct dhd_pub *)pub; |
| struct dhd_info *dhd_info; |
| |
| if (!dhd_pub || ifidx < 0 || ifidx >= DHD_MAX_IFS) |
| return NULL; |
| dhd_info = dhd_pub->info; |
| if (dhd_info && dhd_info->iflist[ifidx]) |
| return dhd_info->iflist[ifidx]->net; |
| return NULL; |
| } |
| |
| int |
| dhd_ifname2idx(dhd_info_t *dhd, char *name) |
| { |
| int i = DHD_MAX_IFS; |
| |
| ASSERT(dhd); |
| |
| if (name == NULL || *name == '\0') |
| return 0; |
| |
| while (--i > 0) |
| if (dhd->iflist[i] && !strncmp(dhd->iflist[i]->dngl_name, name, IFNAMSIZ)) |
| break; |
| |
| DHD_TRACE(("%s: return idx %d for \"%s\"\n", __FUNCTION__, i, name)); |
| |
| return i; /* default - the primary interface */ |
| } |
| |
| char * |
| dhd_ifname(dhd_pub_t *dhdp, int ifidx) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)dhdp->info; |
| |
| ASSERT(dhd); |
| |
| if (ifidx < 0 || ifidx >= DHD_MAX_IFS) { |
| DHD_ERROR(("%s: ifidx %d out of range\n", __FUNCTION__, ifidx)); |
| return "<if_bad>"; |
| } |
| |
| if (dhd->iflist[ifidx] == NULL) { |
| DHD_ERROR(("%s: null i/f %d\n", __FUNCTION__, ifidx)); |
| return "<if_null>"; |
| } |
| |
| if (dhd->iflist[ifidx]->net) |
| return dhd->iflist[ifidx]->net->name; |
| |
| return "<if_none>"; |
| } |
| |
| uint8 * |
| dhd_bssidx2bssid(dhd_pub_t *dhdp, int idx) |
| { |
| int i; |
| dhd_info_t *dhd = (dhd_info_t *)dhdp; |
| |
| ASSERT(dhd); |
| for (i = 0; i < DHD_MAX_IFS; i++) |
| if (dhd->iflist[i] && dhd->iflist[i]->bssidx == idx) |
| return dhd->iflist[i]->mac_addr; |
| |
| return NULL; |
| } |
| |
| static void |
| _dhd_set_multicast_list(dhd_info_t *dhd, int ifidx) |
| { |
| struct net_device *dev; |
| struct netdev_hw_addr *ha; |
| uint32 allmulti, cnt; |
| |
| wl_ioctl_t ioc; |
| char *buf, *bufp; |
| uint buflen; |
| int ret; |
| |
| #ifdef MCAST_LIST_ACCUMULATION |
| int i; |
| uint32 cnt_iface[DHD_MAX_IFS]; |
| cnt = 0; |
| allmulti = 0; |
| |
| for (i = 0; i < DHD_MAX_IFS; i++) { |
| if (dhd->iflist[i]) { |
| dev = dhd->iflist[i]->net; |
| if (!dev) |
| continue; |
| netif_addr_lock_bh(dev); |
| cnt_iface[i] = netdev_mc_count(dev); |
| cnt += cnt_iface[i]; |
| netif_addr_unlock_bh(dev); |
| |
| /* Determine initial value of allmulti flag */ |
| allmulti |= (dev->flags & IFF_ALLMULTI) ? TRUE : FALSE; |
| } |
| } |
| #else /* !MCAST_LIST_ACCUMULATION */ |
| if (!dhd->iflist[ifidx]) { |
| DHD_ERROR(("%s : dhd->iflist[%d] was NULL\n", __FUNCTION__, ifidx)); |
| return; |
| } |
| dev = dhd->iflist[ifidx]->net; |
| if (!dev) |
| return; |
| netif_addr_lock_bh(dev); |
| cnt = netdev_mc_count(dev); |
| netif_addr_unlock_bh(dev); |
| |
| /* Determine initial value of allmulti flag */ |
| allmulti = (dev->flags & IFF_ALLMULTI) ? TRUE : FALSE; |
| #endif /* MCAST_LIST_ACCUMULATION */ |
| |
| #ifdef PASS_ALL_MCAST_PKTS |
| #ifdef PKT_FILTER_SUPPORT |
| if (!dhd->pub.early_suspended) |
| #endif /* PKT_FILTER_SUPPORT */ |
| allmulti = TRUE; |
| #endif /* PASS_ALL_MCAST_PKTS */ |
| |
| /* Send down the multicast list first. */ |
| |
| /* XXX Not using MAXMULTILIST to avoid including wlc_pub.h; but |
| * maybe we should? (Or should that be in wlioctl.h instead?) |
| */ |
| |
| buflen = sizeof("mcast_list") + sizeof(cnt) + (cnt * ETHER_ADDR_LEN); |
| if (!(bufp = buf = MALLOC(dhd->pub.osh, buflen))) { |
| DHD_ERROR(("%s: out of memory for mcast_list, cnt %d\n", |
| dhd_ifname(&dhd->pub, ifidx), cnt)); |
| return; |
| } |
| |
| strlcpy(bufp, "mcast_list", buflen); |
| bufp += strlen("mcast_list") + 1; |
| |
| cnt = htol32(cnt); |
| memcpy(bufp, &cnt, sizeof(cnt)); |
| bufp += sizeof(cnt); |
| |
| #ifdef MCAST_LIST_ACCUMULATION |
| for (i = 0; i < DHD_MAX_IFS; i++) { |
| if (dhd->iflist[i]) { |
| DHD_TRACE(("_dhd_set_multicast_list: ifidx %d\n", i)); |
| dev = dhd->iflist[i]->net; |
| |
| netif_addr_lock_bh(dev); |
| GCC_DIAGNOSTIC_PUSH_SUPPRESS_CAST(); |
| netdev_for_each_mc_addr(ha, dev) { |
| GCC_DIAGNOSTIC_POP(); |
| if (!cnt_iface[i]) |
| break; |
| memcpy(bufp, ha->addr, ETHER_ADDR_LEN); |
| bufp += ETHER_ADDR_LEN; |
| DHD_TRACE(("_dhd_set_multicast_list: cnt " |
| "%d " MACDBG "\n", |
| cnt_iface[i], MAC2STRDBG(ha->addr))); |
| cnt_iface[i]--; |
| } |
| netif_addr_unlock_bh(dev); |
| } |
| } |
| #else /* !MCAST_LIST_ACCUMULATION */ |
| netif_addr_lock_bh(dev); |
| GCC_DIAGNOSTIC_PUSH_SUPPRESS_CAST(); |
| netdev_for_each_mc_addr(ha, dev) { |
| GCC_DIAGNOSTIC_POP(); |
| if (!cnt) |
| break; |
| memcpy(bufp, ha->addr, ETHER_ADDR_LEN); |
| bufp += ETHER_ADDR_LEN; |
| cnt--; |
| } |
| netif_addr_unlock_bh(dev); |
| #endif /* MCAST_LIST_ACCUMULATION */ |
| |
| memset(&ioc, 0, sizeof(ioc)); |
| ioc.cmd = WLC_SET_VAR; |
| ioc.buf = buf; |
| ioc.len = buflen; |
| ioc.set = TRUE; |
| |
| ret = dhd_wl_ioctl(&dhd->pub, ifidx, &ioc, ioc.buf, ioc.len); |
| if (ret < 0) { |
| DHD_ERROR(("%s: set mcast_list failed, cnt %d\n", |
| dhd_ifname(&dhd->pub, ifidx), cnt)); |
| allmulti = cnt ? TRUE : allmulti; |
| } |
| |
| MFREE(dhd->pub.osh, buf, buflen); |
| |
| /* Now send the allmulti setting. This is based on the setting in the |
| * net_device flags, but might be modified above to be turned on if we |
| * were trying to set some addresses and dongle rejected it... |
| */ |
| |
| allmulti = htol32(allmulti); |
| ret = dhd_iovar(&dhd->pub, ifidx, "allmulti", (char *)&allmulti, |
| sizeof(allmulti), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: set allmulti %d failed\n", |
| dhd_ifname(&dhd->pub, ifidx), ltoh32(allmulti))); |
| } |
| |
| /* Finally, pick up the PROMISC flag as well, like the NIC driver does */ |
| |
| #ifdef MCAST_LIST_ACCUMULATION |
| allmulti = 0; |
| for (i = 0; i < DHD_MAX_IFS; i++) { |
| if (dhd->iflist[i]) { |
| dev = dhd->iflist[i]->net; |
| allmulti |= (dev->flags & IFF_PROMISC) ? TRUE : FALSE; |
| } |
| } |
| #else |
| allmulti = (dev->flags & IFF_PROMISC) ? TRUE : FALSE; |
| #endif /* MCAST_LIST_ACCUMULATION */ |
| |
| allmulti = htol32(allmulti); |
| |
| memset(&ioc, 0, sizeof(ioc)); |
| ioc.cmd = WLC_SET_PROMISC; |
| ioc.buf = &allmulti; |
| ioc.len = sizeof(allmulti); |
| ioc.set = TRUE; |
| |
| ret = dhd_wl_ioctl(&dhd->pub, ifidx, &ioc, ioc.buf, ioc.len); |
| if (ret < 0) { |
| DHD_ERROR(("%s: set promisc %d failed\n", |
| dhd_ifname(&dhd->pub, ifidx), ltoh32(allmulti))); |
| } |
| } |
| |
| int |
| _dhd_set_mac_address(dhd_info_t *dhd, int ifidx, uint8 *addr) |
| { |
| int ret; |
| |
| ret = dhd_iovar(&dhd->pub, ifidx, "cur_etheraddr", (char *)addr, |
| ETHER_ADDR_LEN, NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: set cur_etheraddr failed\n", dhd_ifname(&dhd->pub, ifidx))); |
| } else { |
| memcpy(dhd->iflist[ifidx]->net->dev_addr, addr, ETHER_ADDR_LEN); |
| if (ifidx == 0) |
| memcpy(dhd->pub.mac.octet, addr, ETHER_ADDR_LEN); |
| } |
| |
| return ret; |
| } |
| |
| int dhd_update_rand_mac_addr(dhd_pub_t *dhd) |
| { |
| struct ether_addr mac_addr; |
| dhd_generate_rand_mac_addr(&mac_addr); |
| if (_dhd_set_mac_address(dhd->info, 0, mac_addr.octet) != 0) { |
| DHD_ERROR(("randmac setting failed\n")); |
| #ifdef STA_RANDMAC_ENFORCED |
| return BCME_BADADDR; |
| #endif /* STA_RANDMAC_ENFORCED */ |
| } |
| return BCME_OK; |
| } |
| |
| #ifdef SOFTAP |
| extern struct net_device *ap_net_dev; |
| extern tsk_ctl_t ap_eth_ctl; /* ap netdev heper thread ctl */ |
| #endif |
| |
| #ifdef DHD_PSTA |
| /* Get psta/psr configuration configuration */ |
| int dhd_get_psta_mode(dhd_pub_t *dhdp) |
| { |
| dhd_info_t *dhd = dhdp->info; |
| return (int)dhd->psta_mode; |
| } |
| /* Set psta/psr configuration configuration */ |
| int dhd_set_psta_mode(dhd_pub_t *dhdp, uint32 val) |
| { |
| dhd_info_t *dhd = dhdp->info; |
| dhd->psta_mode = val; |
| return 0; |
| } |
| #endif /* DHD_PSTA */ |
| |
| #if (defined(DHD_WET) || defined(DHD_MCAST_REGEN) || defined(DHD_L2_FILTER)) |
| static void |
| dhd_update_rx_pkt_chainable_state(dhd_pub_t* dhdp, uint32 idx) |
| { |
| dhd_info_t *dhd = dhdp->info; |
| dhd_if_t *ifp; |
| |
| ASSERT(idx < DHD_MAX_IFS); |
| |
| ifp = dhd->iflist[idx]; |
| |
| if ( |
| #ifdef DHD_L2_FILTER |
| (ifp->block_ping) || |
| #endif |
| #ifdef DHD_WET |
| (dhd->wet_mode) || |
| #endif |
| #ifdef DHD_MCAST_REGEN |
| (ifp->mcast_regen_bss_enable) || |
| #endif |
| FALSE) { |
| ifp->rx_pkt_chainable = FALSE; |
| } |
| } |
| #endif /* DHD_WET || DHD_MCAST_REGEN || DHD_L2_FILTER */ |
| |
| #ifdef DHD_WET |
| /* Get wet configuration configuration */ |
| int dhd_get_wet_mode(dhd_pub_t *dhdp) |
| { |
| dhd_info_t *dhd = dhdp->info; |
| return (int)dhd->wet_mode; |
| } |
| |
| /* Set wet configuration configuration */ |
| int dhd_set_wet_mode(dhd_pub_t *dhdp, uint32 val) |
| { |
| dhd_info_t *dhd = dhdp->info; |
| dhd->wet_mode = val; |
| dhd_update_rx_pkt_chainable_state(dhdp, 0); |
| return 0; |
| } |
| #endif /* DHD_WET */ |
| |
| #if defined(WL_CFG80211) && (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 0, 0)) |
| int32 dhd_role_to_nl80211_iftype(int32 role) |
| { |
| switch (role) { |
| case WLC_E_IF_ROLE_STA: |
| return NL80211_IFTYPE_STATION; |
| case WLC_E_IF_ROLE_AP: |
| return NL80211_IFTYPE_AP; |
| case WLC_E_IF_ROLE_WDS: |
| return NL80211_IFTYPE_WDS; |
| case WLC_E_IF_ROLE_P2P_GO: |
| return NL80211_IFTYPE_P2P_GO; |
| case WLC_E_IF_ROLE_P2P_CLIENT: |
| return NL80211_IFTYPE_P2P_CLIENT; |
| case WLC_E_IF_ROLE_IBSS: |
| case WLC_E_IF_ROLE_NAN: |
| return NL80211_IFTYPE_ADHOC; |
| default: |
| return NL80211_IFTYPE_UNSPECIFIED; |
| } |
| } |
| #endif /* WL_CFG80211 && LINUX_VERSION_CODE >= KERNEL_VERSION(3, 0, 0) */ |
| |
| static void |
| dhd_ifadd_event_handler(void *handle, void *event_info, u8 event) |
| { |
| dhd_info_t *dhd = handle; |
| dhd_if_event_t *if_event = event_info; |
| int ifidx, bssidx; |
| int ret; |
| #if defined(WL_CFG80211) && (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 0, 0)) |
| struct wl_if_event_info info; |
| #else |
| struct net_device *ndev; |
| #endif /* WL_CFG80211 && LINUX_VERSION_CODE >= KERNEL_VERSION(3, 0, 0) */ |
| |
| BCM_REFERENCE(ret); |
| if (event != DHD_WQ_WORK_IF_ADD) { |
| DHD_ERROR(("%s: unexpected event \n", __FUNCTION__)); |
| return; |
| } |
| |
| if (!dhd) { |
| DHD_ERROR(("%s: dhd info not available \n", __FUNCTION__)); |
| return; |
| } |
| |
| if (!if_event) { |
| DHD_ERROR(("%s: event data is null \n", __FUNCTION__)); |
| return; |
| } |
| |
| dhd_net_if_lock_local(dhd); |
| DHD_OS_WAKE_LOCK(&dhd->pub); |
| |
| ifidx = if_event->event.ifidx; |
| bssidx = if_event->event.bssidx; |
| DHD_TRACE(("%s: registering if with ifidx %d\n", __FUNCTION__, ifidx)); |
| |
| #if defined(WL_CFG80211) && (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 0, 0)) |
| if (if_event->event.ifidx > 0) { |
| u8 *mac_addr; |
| bzero(&info, sizeof(info)); |
| info.ifidx = ifidx; |
| info.bssidx = bssidx; |
| info.role = if_event->event.role; |
| strlcpy(info.name, if_event->name, sizeof(info.name)); |
| if (is_valid_ether_addr(if_event->mac)) { |
| mac_addr = if_event->mac; |
| } else { |
| mac_addr = NULL; |
| } |
| |
| if (wl_cfg80211_post_ifcreate(dhd->pub.info->iflist[0]->net, |
| &info, mac_addr, NULL, true) == NULL) { |
| /* Do the post interface create ops */ |
| DHD_ERROR(("Post ifcreate ops failed. Returning \n")); |
| goto done; |
| } |
| } |
| #else |
| /* This path is for non-android case */ |
| /* The interface name in host and in event msg are same */ |
| /* if name in event msg is used to create dongle if list on host */ |
| ndev = dhd_allocate_if(&dhd->pub, ifidx, if_event->name, |
| if_event->mac, bssidx, TRUE, if_event->name); |
| if (!ndev) { |
| DHD_ERROR(("%s: net device alloc failed \n", __FUNCTION__)); |
| goto done; |
| } |
| |
| ret = dhd_register_if(&dhd->pub, ifidx, TRUE); |
| if (ret != BCME_OK) { |
| DHD_ERROR(("%s: dhd_register_if failed\n", __FUNCTION__)); |
| dhd_remove_if(&dhd->pub, ifidx, TRUE); |
| goto done; |
| } |
| #endif /* WL_CFG80211 && LINUX_VERSION_CODE >= KERNEL_VERSION(3, 0, 0) */ |
| |
| #ifndef PCIE_FULL_DONGLE |
| /* Turn on AP isolation in the firmware for interfaces operating in AP mode */ |
| if (FW_SUPPORTED((&dhd->pub), ap) && (if_event->event.role != WLC_E_IF_ROLE_STA)) { |
| uint32 var_int = 1; |
| ret = dhd_iovar(&dhd->pub, ifidx, "ap_isolate", (char *)&var_int, sizeof(var_int), |
| NULL, 0, TRUE); |
| if (ret != BCME_OK) { |
| DHD_ERROR(("%s: Failed to set ap_isolate to dongle\n", __FUNCTION__)); |
| dhd_remove_if(&dhd->pub, ifidx, TRUE); |
| } |
| } |
| #endif /* PCIE_FULL_DONGLE */ |
| |
| done: |
| MFREE(dhd->pub.osh, if_event, sizeof(dhd_if_event_t)); |
| |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| dhd_net_if_unlock_local(dhd); |
| } |
| |
| static void |
| dhd_ifdel_event_handler(void *handle, void *event_info, u8 event) |
| { |
| dhd_info_t *dhd = handle; |
| int ifidx; |
| dhd_if_event_t *if_event = event_info; |
| |
| if (event != DHD_WQ_WORK_IF_DEL) { |
| DHD_ERROR(("%s: unexpected event \n", __FUNCTION__)); |
| return; |
| } |
| |
| if (!dhd) { |
| DHD_ERROR(("%s: dhd info not available \n", __FUNCTION__)); |
| return; |
| } |
| |
| if (!if_event) { |
| DHD_ERROR(("%s: event data is null \n", __FUNCTION__)); |
| return; |
| } |
| |
| dhd_net_if_lock_local(dhd); |
| DHD_OS_WAKE_LOCK(&dhd->pub); |
| |
| ifidx = if_event->event.ifidx; |
| DHD_TRACE(("Removing interface with idx %d\n", ifidx)); |
| |
| if (!dhd->pub.info->iflist[ifidx]) { |
| /* No matching netdev found */ |
| DHD_ERROR(("Netdev not found! Do nothing.\n")); |
| goto done; |
| } |
| #if defined(WL_CFG80211) && (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 0, 0)) |
| if (if_event->event.ifidx > 0) { |
| /* Do the post interface del ops */ |
| if (wl_cfg80211_post_ifdel(dhd->pub.info->iflist[ifidx]->net, |
| true, if_event->event.ifidx) != 0) { |
| DHD_TRACE(("Post ifdel ops failed. Returning \n")); |
| goto done; |
| } |
| } |
| #else |
| /* For non-cfg80211 drivers */ |
| dhd_remove_if(&dhd->pub, ifidx, TRUE); |
| #endif /* WL_CFG80211 && LINUX_VERSION_CODE >= KERNEL_VERSION(3, 0, 0) */ |
| |
| done: |
| MFREE(dhd->pub.osh, if_event, sizeof(dhd_if_event_t)); |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| dhd_net_if_unlock_local(dhd); |
| } |
| |
| static void |
| dhd_set_mac_addr_handler(void *handle, void *event_info, u8 event) |
| { |
| dhd_info_t *dhd = handle; |
| dhd_if_t *ifp = event_info; |
| |
| if (event != DHD_WQ_WORK_SET_MAC) { |
| DHD_ERROR(("%s: unexpected event \n", __FUNCTION__)); |
| } |
| |
| if (!dhd) { |
| DHD_ERROR(("%s: dhd info not available \n", __FUNCTION__)); |
| return; |
| } |
| |
| dhd_net_if_lock_local(dhd); |
| DHD_OS_WAKE_LOCK(&dhd->pub); |
| |
| #ifdef SOFTAP |
| { |
| unsigned long flags; |
| bool in_ap = FALSE; |
| DHD_GENERAL_LOCK(&dhd->pub, flags); |
| in_ap = (ap_net_dev != NULL); |
| DHD_GENERAL_UNLOCK(&dhd->pub, flags); |
| |
| if (in_ap) { |
| DHD_ERROR(("attempt to set MAC for %s in AP Mode, blocked. \n", |
| ifp->net->name)); |
| goto done; |
| } |
| } |
| #endif /* SOFTAP */ |
| |
| if (ifp == NULL || !dhd->pub.up) { |
| DHD_ERROR(("%s: interface info not available/down \n", __FUNCTION__)); |
| goto done; |
| } |
| |
| DHD_ERROR(("%s: MACID is overwritten\n", __FUNCTION__)); |
| ifp->set_macaddress = FALSE; |
| |
| if (_dhd_set_mac_address(dhd, ifp->idx, ifp->mac_addr) == 0) |
| DHD_INFO(("%s: MACID is overwritten\n", __FUNCTION__)); |
| else |
| DHD_ERROR(("%s: _dhd_set_mac_address() failed\n", __FUNCTION__)); |
| |
| done: |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| dhd_net_if_unlock_local(dhd); |
| } |
| |
| static void |
| dhd_set_mcast_list_handler(void *handle, void *event_info, u8 event) |
| { |
| dhd_info_t *dhd = handle; |
| int ifidx = (int)((long int)event_info); |
| dhd_if_t *ifp = NULL; |
| |
| if (event != DHD_WQ_WORK_SET_MCAST_LIST) { |
| DHD_ERROR(("%s: unexpected event \n", __FUNCTION__)); |
| return; |
| } |
| |
| if (!dhd) { |
| DHD_ERROR(("%s: dhd info not available \n", __FUNCTION__)); |
| return; |
| } |
| |
| dhd_net_if_lock_local(dhd); |
| DHD_OS_WAKE_LOCK(&dhd->pub); |
| |
| ifp = dhd->iflist[ifidx]; |
| |
| if (ifp == NULL || !dhd->pub.up) { |
| DHD_ERROR(("%s: interface info not available/down \n", __FUNCTION__)); |
| goto done; |
| } |
| |
| #ifdef SOFTAP |
| { |
| bool in_ap = FALSE; |
| unsigned long flags; |
| DHD_GENERAL_LOCK(&dhd->pub, flags); |
| in_ap = (ap_net_dev != NULL); |
| DHD_GENERAL_UNLOCK(&dhd->pub, flags); |
| |
| if (in_ap) { |
| DHD_ERROR(("set MULTICAST list for %s in AP Mode, blocked. \n", |
| ifp->net->name)); |
| ifp->set_multicast = FALSE; |
| goto done; |
| } |
| } |
| #endif /* SOFTAP */ |
| |
| ifidx = ifp->idx; |
| |
| #ifdef MCAST_LIST_ACCUMULATION |
| ifidx = 0; |
| #endif /* MCAST_LIST_ACCUMULATION */ |
| |
| _dhd_set_multicast_list(dhd, ifidx); |
| DHD_INFO(("%s: set multicast list for if %d\n", __FUNCTION__, ifidx)); |
| |
| done: |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| dhd_net_if_unlock_local(dhd); |
| } |
| |
| static int |
| dhd_set_mac_address(struct net_device *dev, void *addr) |
| { |
| int ret = 0; |
| |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| struct sockaddr *sa = (struct sockaddr *)addr; |
| int ifidx; |
| dhd_if_t *dhdif; |
| #ifdef WL_STATIC_IF |
| struct bcm_cfg80211 *cfg = wl_get_cfg(dev); |
| #endif /* WL_STATIC_IF */ |
| dhd_pub_t *dhdp = &dhd->pub; |
| |
| BCM_REFERENCE(ifidx); |
| |
| DHD_TRACE(("%s \n", __func__)); |
| |
| dhdif = dhd_get_ifp_by_ndev(dhdp, dev); |
| if (!dhdif) { |
| return -ENODEV; |
| } |
| ifidx = dhdif->idx; |
| dhd_net_if_lock_local(dhd); |
| memcpy(dhdif->mac_addr, sa->sa_data, ETHER_ADDR_LEN); |
| dhdif->set_macaddress = TRUE; |
| dhd_net_if_unlock_local(dhd); |
| |
| #ifdef WL_CFG80211 |
| /* Check wdev->iftype for the role */ |
| if (wl_cfg80211_macaddr_sync_reqd(dev)) { |
| /* Supplicant and certain user layer applications expect macaddress to be |
| * set once the context returns. so set it from the same context |
| */ |
| DHD_ERROR(("%s: iftype = %d macaddr = "MACDBG"\n", |
| __FUNCTION__, dev->ieee80211_ptr->iftype, MAC2STRDBG(&dhdif->mac_addr))); |
| #ifdef WL_STATIC_IF |
| if (IS_CFG80211_STATIC_IF(cfg, dev) && !(dev->flags & IFF_UP)) { |
| /* In softap case, the macaddress will be applied before interface up |
| * and hence curether_addr can't be done at this stage (no fw iface |
| * available). Store the address and return. macaddr will be applied |
| * from interface create context. |
| */ |
| (void)memcpy_s(dev->dev_addr, ETH_ALEN, dhdif->mac_addr, ETH_ALEN); |
| return ret; |
| } |
| #endif /* WL_STATIC_IF */ |
| wl_cfg80211_handle_macaddr_change(dev, dhdif->mac_addr); |
| return _dhd_set_mac_address(dhd, ifidx, dhdif->mac_addr); |
| } |
| #endif /* WL_CFG80211 */ |
| |
| dhd_deferred_schedule_work(dhd->dhd_deferred_wq, (void *)dhdif, DHD_WQ_WORK_SET_MAC, |
| dhd_set_mac_addr_handler, DHD_WQ_WORK_PRIORITY_LOW); |
| return ret; |
| } |
| |
| static void |
| dhd_set_multicast_list(struct net_device *dev) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| int ifidx; |
| |
| ifidx = dhd_net2idx(dhd, dev); |
| if (ifidx == DHD_BAD_IF) |
| return; |
| |
| dhd->iflist[ifidx]->set_multicast = TRUE; |
| dhd_deferred_schedule_work(dhd->dhd_deferred_wq, (void *)((long int)ifidx), |
| DHD_WQ_WORK_SET_MCAST_LIST, dhd_set_mcast_list_handler, DHD_WQ_WORK_PRIORITY_LOW); |
| } |
| |
| #ifdef DHD_UCODE_DOWNLOAD |
| /* Get ucode path */ |
| char * |
| dhd_get_ucode_path(dhd_pub_t *dhdp) |
| { |
| dhd_info_t *dhd = dhdp->info; |
| return dhd->uc_path; |
| } |
| #endif /* DHD_UCODE_DOWNLOAD */ |
| |
| #ifdef PROP_TXSTATUS |
| int |
| dhd_os_wlfc_block(dhd_pub_t *pub) |
| { |
| dhd_info_t *di = (dhd_info_t *)(pub->info); |
| ASSERT(di != NULL); |
| spin_lock_bh(&di->wlfc_spinlock); |
| return 1; |
| } |
| |
| int |
| dhd_os_wlfc_unblock(dhd_pub_t *pub) |
| { |
| dhd_info_t *di = (dhd_info_t *)(pub->info); |
| |
| ASSERT(di != NULL); |
| spin_unlock_bh(&di->wlfc_spinlock); |
| return 1; |
| } |
| |
| #endif /* PROP_TXSTATUS */ |
| |
| /* This routine do not support Packet chain feature, Currently tested for |
| * proxy arp feature |
| */ |
| int dhd_sendup(dhd_pub_t *dhdp, int ifidx, void *p) |
| { |
| struct sk_buff *skb; |
| void *skbhead = NULL; |
| void *skbprev = NULL; |
| dhd_if_t *ifp; |
| ASSERT(!PKTISCHAINED(p)); |
| skb = PKTTONATIVE(dhdp->osh, p); |
| |
| ifp = dhdp->info->iflist[ifidx]; |
| skb->dev = ifp->net; |
| skb->protocol = eth_type_trans(skb, skb->dev); |
| |
| if (in_interrupt()) { |
| bcm_object_trace_opr(skb, BCM_OBJDBG_REMOVE, |
| __FUNCTION__, __LINE__); |
| netif_rx(skb); |
| } else { |
| if (dhdp->info->rxthread_enabled) { |
| if (!skbhead) { |
| skbhead = skb; |
| } else { |
| PKTSETNEXT(dhdp->osh, skbprev, skb); |
| } |
| skbprev = skb; |
| } else { |
| /* If the receive is not processed inside an ISR, |
| * the softirqd must be woken explicitly to service |
| * the NET_RX_SOFTIRQ. In 2.6 kernels, this is handled |
| * by netif_rx_ni(), but in earlier kernels, we need |
| * to do it manually. |
| */ |
| bcm_object_trace_opr(skb, BCM_OBJDBG_REMOVE, |
| __FUNCTION__, __LINE__); |
| netif_rx_ni(skb); |
| } |
| } |
| |
| if (dhdp->info->rxthread_enabled && skbhead) |
| dhd_sched_rxf(dhdp, skbhead); |
| |
| return BCME_OK; |
| } |
| |
| int |
| BCMFASTPATH(__dhd_sendpkt)(dhd_pub_t *dhdp, int ifidx, void *pktbuf) |
| { |
| int ret = BCME_OK; |
| dhd_info_t *dhd = (dhd_info_t *)(dhdp->info); |
| struct ether_header *eh = NULL; |
| bool pkt_ether_type_802_1x = FALSE; |
| uint8 pkt_flow_prio; |
| uint8 dhd_udr = FALSE; |
| |
| #if defined(DHD_L2_FILTER) |
| dhd_if_t *ifp = dhd_get_ifp(dhdp, ifidx); |
| #endif |
| |
| /* Reject if down */ |
| if (!dhdp->up || (dhdp->busstate == DHD_BUS_DOWN)) { |
| /* free the packet here since the caller won't */ |
| PKTCFREE(dhdp->osh, pktbuf, TRUE); |
| return -ENODEV; |
| } |
| |
| #ifdef PCIE_FULL_DONGLE |
| if (dhdp->busstate == DHD_BUS_SUSPEND) { |
| DHD_ERROR(("%s : pcie is still in suspend state!!\n", __FUNCTION__)); |
| PKTCFREE(dhdp->osh, pktbuf, TRUE); |
| return NETDEV_TX_BUSY; |
| } |
| #endif /* PCIE_FULL_DONGLE */ |
| |
| /* Reject if pktlen > MAX_MTU_SZ */ |
| if (PKTLEN(dhdp->osh, pktbuf) > MAX_MTU_SZ) { |
| /* free the packet here since the caller won't */ |
| dhdp->tx_big_packets++; |
| PKTCFREE(dhdp->osh, pktbuf, TRUE); |
| return BCME_ERROR; |
| } |
| |
| #ifdef DHD_L2_FILTER |
| /* if dhcp_unicast is enabled, we need to convert the */ |
| /* broadcast DHCP ACK/REPLY packets to Unicast. */ |
| if (ifp->dhcp_unicast) { |
| uint8* mac_addr; |
| uint8* ehptr = NULL; |
| int ret; |
| ret = bcm_l2_filter_get_mac_addr_dhcp_pkt(dhdp->osh, pktbuf, ifidx, &mac_addr); |
| if (ret == BCME_OK) { |
| /* if given mac address having valid entry in sta list |
| * copy the given mac address, and return with BCME_OK |
| */ |
| if (dhd_find_sta(dhdp, ifidx, mac_addr)) { |
| ehptr = PKTDATA(dhdp->osh, pktbuf); |
| bcopy(mac_addr, ehptr + ETHER_DEST_OFFSET, ETHER_ADDR_LEN); |
| } |
| } |
| } |
| |
| if (ifp->grat_arp && DHD_IF_ROLE_AP(dhdp, ifidx)) { |
| if (bcm_l2_filter_gratuitous_arp(dhdp->osh, pktbuf) == BCME_OK) { |
| PKTCFREE(dhdp->osh, pktbuf, TRUE); |
| return BCME_ERROR; |
| } |
| } |
| |
| if (ifp->parp_enable && DHD_IF_ROLE_AP(dhdp, ifidx)) { |
| ret = dhd_l2_filter_pkt_handle(dhdp, ifidx, pktbuf, TRUE); |
| |
| /* Drop the packets if l2 filter has processed it already |
| * otherwise continue with the normal path |
| */ |
| if (ret == BCME_OK) { |
| PKTCFREE(dhdp->osh, pktbuf, TRUE); |
| return BCME_ERROR; |
| } |
| } |
| #endif /* DHD_L2_FILTER */ |
| /* Update multicast statistic */ |
| if (PKTLEN(dhdp->osh, pktbuf) >= ETHER_HDR_LEN) { |
| uint8 *pktdata = (uint8 *)PKTDATA(dhdp->osh, pktbuf); |
| eh = (struct ether_header *)pktdata; |
| |
| if (ETHER_ISMULTI(eh->ether_dhost)) |
| dhdp->tx_multicast++; |
| if (ntoh16(eh->ether_type) == ETHER_TYPE_802_1X) { |
| #ifdef DHD_LOSSLESS_ROAMING |
| uint8 prio = (uint8)PKTPRIO(pktbuf); |
| |
| /* back up 802.1x's priority */ |
| dhdp->prio_8021x = prio; |
| #endif /* DHD_LOSSLESS_ROAMING */ |
| pkt_ether_type_802_1x = TRUE; |
| DBG_EVENT_LOG(dhdp, WIFI_EVENT_DRIVER_EAPOL_FRAME_TRANSMIT_REQUESTED); |
| atomic_inc(&dhd->pend_8021x_cnt); |
| #if defined(WL_CFG80211) && defined(WL_WPS_SYNC) |
| wl_handle_wps_states(dhd_idx2net(dhdp, ifidx), |
| pktdata, PKTLEN(dhdp->osh, pktbuf), TRUE); |
| #endif /* WL_CFG80211 && WL_WPS_SYNC */ |
| } |
| if (ntoh16(eh->ether_type) == ETHER_TYPE_IP) { |
| if (dhd_check_dhcp(pktdata)) { |
| dhd_udr = TRUE; |
| } else if (dhd_check_dns(pktdata)) { |
| dhd_udr = TRUE; |
| } |
| } |
| if (ntoh16(eh->ether_type) == ETHER_TYPE_ARP) { |
| if (dhd_check_arp(pktdata)) { |
| dhd_udr = TRUE; |
| } |
| } |
| dhd_dump_pkt(dhdp, ifidx, pktdata, |
| (uint32)PKTLEN(dhdp->osh, pktbuf), TRUE, NULL, NULL); |
| } else { |
| PKTCFREE(dhdp->osh, pktbuf, TRUE); |
| return BCME_ERROR; |
| } |
| |
| { |
| /* Look into the packet and update the packet priority */ |
| #ifndef PKTPRIO_OVERRIDE |
| /* XXX RB:6270 Ignore skb->priority from TCP/IP stack */ |
| if (PKTPRIO(pktbuf) == 0) |
| #endif /* !PKTPRIO_OVERRIDE */ |
| { |
| #if defined(QOS_MAP_SET) |
| pktsetprio_qms(pktbuf, wl_get_up_table(dhdp, ifidx), FALSE); |
| #else |
| pktsetprio(pktbuf, FALSE); |
| #endif /* QOS_MAP_SET */ |
| } |
| #ifndef PKTPRIO_OVERRIDE |
| else { |
| /* Some protocols like OZMO use priority values from 256..263. |
| * these are magic values to indicate a specific 802.1d priority. |
| * make sure that priority field is in range of 0..7 |
| */ |
| PKTSETPRIO(pktbuf, PKTPRIO(pktbuf) & 0x7); |
| } |
| #endif /* !PKTPRIO_OVERRIDE */ |
| } |
| |
| BCM_REFERENCE(pkt_ether_type_802_1x); |
| BCM_REFERENCE(pkt_flow_prio); |
| /* Intercept and create Socket level statistics */ |
| /* |
| * TODO: Some how moving this code block above the pktsetprio code |
| * is resetting the priority back to 0, but this does not happen for |
| * packets generated from iperf uisng -S option. Can't understand why. |
| */ |
| dhd_update_sock_flows(dhd, pktbuf); |
| |
| #ifdef SUPPORT_SET_TID |
| dhd_set_tid_based_on_uid(dhdp, pktbuf); |
| #endif /* SUPPORT_SET_TID */ |
| |
| #ifdef PCIE_FULL_DONGLE |
| /* |
| * Lkup the per interface hash table, for a matching flowring. If one is not |
| * available, allocate a unique flowid and add a flowring entry. |
| * The found or newly created flowid is placed into the pktbuf's tag. |
| */ |
| |
| #ifdef DHD_LOSSLESS_ROAMING |
| /* For LLR override and use flowring with prio 7 for 802.1x packets */ |
| if (pkt_ether_type_802_1x) { |
| pkt_flow_prio = PRIO_8021D_NC; |
| } else |
| #endif /* DHD_LOSSLESS_ROAMING */ |
| #ifdef DHD_TX_PROFILE |
| if (dhdp->tx_profile_enab && dhdp->num_profiles > 0 && |
| dhd_protocol_matches_profile(PKTDATA(dhdp->osh, pktbuf), |
| PKTLEN(dhdp->osh, pktbuf), dhdp->protocol_filters)) { |
| /* we only have support for one tx_profile at the moment */ |
| |
| /* tagged packets must be put into TID 6 */ |
| pkt_flow_prio = PRIO_8021D_VO; |
| } else |
| #endif /* defined(DHD_TX_PROFILE) */ |
| { |
| pkt_flow_prio = dhdp->flow_prio_map[(PKTPRIO(pktbuf))]; |
| } |
| |
| ret = dhd_flowid_update(dhdp, ifidx, pkt_flow_prio, pktbuf); |
| if (ret != BCME_OK) { |
| PKTCFREE(dhd->pub.osh, pktbuf, TRUE); |
| return ret; |
| } |
| #endif /* PCIE_FULL_DONGLE */ |
| |
| #ifdef PROP_TXSTATUS |
| if (dhd_wlfc_is_supported(dhdp)) { |
| /* store the interface ID */ |
| DHD_PKTTAG_SETIF(PKTTAG(pktbuf), ifidx); |
| |
| /* store destination MAC in the tag as well */ |
| DHD_PKTTAG_SETDSTN(PKTTAG(pktbuf), eh->ether_dhost); |
| |
| /* decide which FIFO this packet belongs to */ |
| if (ETHER_ISMULTI(eh->ether_dhost)) |
| /* one additional queue index (highest AC + 1) is used for bc/mc queue */ |
| DHD_PKTTAG_SETFIFO(PKTTAG(pktbuf), AC_COUNT); |
| else |
| DHD_PKTTAG_SETFIFO(PKTTAG(pktbuf), WME_PRIO2AC(PKTPRIO(pktbuf))); |
| } else |
| #endif /* PROP_TXSTATUS */ |
| { |
| /* If the protocol uses a data header, apply it */ |
| dhd_prot_hdrpush(dhdp, ifidx, pktbuf); |
| } |
| #ifdef PCIE_FULL_DONGLE |
| DHD_PKTTAG_SET_PKT_UDR((dhd_pkttag_fr_t *)PKTTAG(pktbuf), dhd_udr); |
| #else |
| BCM_REFERENCE(dhd_udr); |
| #endif /* PCIE_FULL_DONGLE */ |
| |
| /* Use bus module to send data frame */ |
| #ifdef PROP_TXSTATUS |
| { |
| if (dhd_wlfc_commit_packets(dhdp, (f_commitpkt_t)dhd_bus_txdata, |
| dhdp->bus, pktbuf, TRUE) == WLFC_UNSUPPORTED) { |
| /* non-proptxstatus way */ |
| #ifdef BCMPCIE |
| ret = dhd_bus_txdata(dhdp->bus, pktbuf, (uint8)ifidx); |
| #else |
| ret = dhd_bus_txdata(dhdp->bus, pktbuf); |
| #endif /* BCMPCIE */ |
| } |
| } |
| #else |
| #ifdef BCMPCIE |
| ret = dhd_bus_txdata(dhdp->bus, pktbuf, (uint8)ifidx); |
| #else |
| ret = dhd_bus_txdata(dhdp->bus, pktbuf); |
| #endif /* BCMPCIE */ |
| #endif /* PROP_TXSTATUS */ |
| |
| return ret; |
| } |
| |
| int |
| BCMFASTPATH(dhd_sendpkt)(dhd_pub_t *dhdp, int ifidx, void *pktbuf) |
| { |
| int ret = 0; |
| unsigned long flags; |
| dhd_if_t *ifp; |
| |
| DHD_GENERAL_LOCK(dhdp, flags); |
| ifp = dhd_get_ifp(dhdp, ifidx); |
| if (!ifp || ifp->del_in_progress) { |
| DHD_ERROR(("%s: ifp:%p del_in_progress:%d\n", |
| __FUNCTION__, ifp, ifp ? ifp->del_in_progress : 0)); |
| DHD_GENERAL_UNLOCK(dhdp, flags); |
| PKTCFREE(dhdp->osh, pktbuf, TRUE); |
| return -ENODEV; |
| } |
| if (DHD_BUS_CHECK_DOWN_OR_DOWN_IN_PROGRESS(dhdp)) { |
| DHD_ERROR(("%s: returning as busstate=%d\n", |
| __FUNCTION__, dhdp->busstate)); |
| DHD_GENERAL_UNLOCK(dhdp, flags); |
| PKTCFREE(dhdp->osh, pktbuf, TRUE); |
| return -ENODEV; |
| } |
| DHD_IF_SET_TX_ACTIVE(ifp, DHD_TX_SEND_PKT); |
| DHD_BUS_BUSY_SET_IN_SEND_PKT(dhdp); |
| DHD_GENERAL_UNLOCK(dhdp, flags); |
| |
| #ifdef DHD_PCIE_RUNTIMEPM |
| if (dhdpcie_runtime_bus_wake(dhdp, FALSE, __builtin_return_address(0))) { |
| DHD_ERROR(("%s : pcie is still in suspend state!!\n", __FUNCTION__)); |
| PKTCFREE(dhdp->osh, pktbuf, TRUE); |
| ret = -EBUSY; |
| goto exit; |
| } |
| #endif /* DHD_PCIE_RUNTIMEPM */ |
| |
| DHD_GENERAL_LOCK(dhdp, flags); |
| if (DHD_BUS_CHECK_SUSPEND_OR_SUSPEND_IN_PROGRESS(dhdp)) { |
| DHD_ERROR(("%s: bus is in suspend(%d) or suspending(0x%x) state!!\n", |
| __FUNCTION__, dhdp->busstate, dhdp->dhd_bus_busy_state)); |
| DHD_BUS_BUSY_CLEAR_IN_SEND_PKT(dhdp); |
| DHD_IF_CLR_TX_ACTIVE(ifp, DHD_TX_SEND_PKT); |
| dhd_os_tx_completion_wake(dhdp); |
| dhd_os_busbusy_wake(dhdp); |
| DHD_GENERAL_UNLOCK(dhdp, flags); |
| PKTCFREE(dhdp->osh, pktbuf, TRUE); |
| return -ENODEV; |
| } |
| DHD_GENERAL_UNLOCK(dhdp, flags); |
| |
| ret = __dhd_sendpkt(dhdp, ifidx, pktbuf); |
| |
| #ifdef DHD_PCIE_RUNTIMEPM |
| exit: |
| #endif |
| DHD_GENERAL_LOCK(dhdp, flags); |
| DHD_BUS_BUSY_CLEAR_IN_SEND_PKT(dhdp); |
| DHD_IF_CLR_TX_ACTIVE(ifp, DHD_TX_SEND_PKT); |
| dhd_os_tx_completion_wake(dhdp); |
| dhd_os_busbusy_wake(dhdp); |
| DHD_GENERAL_UNLOCK(dhdp, flags); |
| return ret; |
| } |
| |
| #ifdef DHD_MQ |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 14, 0)) |
| static uint16 |
| BCMFASTPATH(dhd_select_queue)(struct net_device *net, struct sk_buff *skb, |
| void *accel_priv, select_queue_fallback_t fallback) |
| #else |
| static uint16 |
| BCMFASTPATH(dhd_select_queue)(struct net_device *net, struct sk_buff *skb) |
| #endif /* LINUX_VERSION_CODE */ |
| { |
| dhd_info_t *dhd_info = DHD_DEV_INFO(net); |
| dhd_pub_t *dhdp = &dhd_info->pub; |
| uint16 prio = 0; |
| |
| BCM_REFERENCE(dhd_info); |
| BCM_REFERENCE(dhdp); |
| BCM_REFERENCE(prio); |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 14, 0)) |
| if (mq_select_disable) { |
| /* if driver side queue selection is disabled via sysfs, call the kernel |
| * supplied fallback function to select the queue, which is usually |
| * '__netdev_pick_tx()' in net/core/dev.c |
| */ |
| return fallback(net, skb); |
| } |
| #endif /* LINUX_VERSION */ |
| |
| prio = dhdp->flow_prio_map[skb->priority]; |
| if (prio < AC_COUNT) |
| return prio; |
| else |
| return AC_BK; |
| } |
| #endif /* DHD_MQ */ |
| |
| netdev_tx_t |
| BCMFASTPATH(dhd_start_xmit)(struct sk_buff *skb, struct net_device *net) |
| { |
| int ret; |
| uint datalen; |
| void *pktbuf; |
| dhd_info_t *dhd = DHD_DEV_INFO(net); |
| dhd_if_t *ifp = NULL; |
| int ifidx; |
| unsigned long flags; |
| uint8 htsfdlystat_sz = 0; |
| #if defined(DHD_MQ) && defined(DHD_MQ_STATS) |
| int qidx = 0; |
| int cpuid = 0; |
| int prio = 0; |
| #endif /* DHD_MQ && DHD_MQ_STATS */ |
| |
| DHD_TRACE(("%s: Enter\n", __FUNCTION__)); |
| |
| #if defined(DHD_MQ) && defined(DHD_MQ_STATS) |
| qidx = skb_get_queue_mapping(skb); |
| /* if in a non pre-emptable context, smp_processor_id can be used |
| * else get_cpu and put_cpu should be used |
| */ |
| if (!CAN_SLEEP()) { |
| cpuid = smp_processor_id(); |
| } |
| else { |
| cpuid = get_cpu(); |
| put_cpu(); |
| } |
| prio = dhd->pub.flow_prio_map[skb->priority]; |
| DHD_TRACE(("%s: Q idx = %d, CPU = %d, prio = %d \n", __FUNCTION__, |
| qidx, cpuid, prio)); |
| dhd->pktcnt_qac_histo[qidx][prio]++; |
| dhd->pktcnt_per_ac[prio]++; |
| dhd->cpu_qstats[qidx][cpuid]++; |
| #endif /* DHD_MQ && DHD_MQ_STATS */ |
| |
| if (dhd_query_bus_erros(&dhd->pub)) { |
| return -ENODEV; |
| } |
| |
| DHD_GENERAL_LOCK(&dhd->pub, flags); |
| DHD_BUS_BUSY_SET_IN_TX(&dhd->pub); |
| DHD_GENERAL_UNLOCK(&dhd->pub, flags); |
| |
| #ifdef DHD_PCIE_RUNTIMEPM |
| if (dhdpcie_runtime_bus_wake(&dhd->pub, FALSE, dhd_start_xmit)) { |
| /* In order to avoid pkt loss. Return NETDEV_TX_BUSY until run-time resumed. */ |
| /* stop the network queue temporarily until resume done */ |
| DHD_GENERAL_LOCK(&dhd->pub, flags); |
| if (!dhdpcie_is_resume_done(&dhd->pub)) { |
| dhd_bus_stop_queue(dhd->pub.bus); |
| } |
| DHD_BUS_BUSY_CLEAR_IN_TX(&dhd->pub); |
| dhd_os_busbusy_wake(&dhd->pub); |
| DHD_GENERAL_UNLOCK(&dhd->pub, flags); |
| return NETDEV_TX_BUSY; |
| } |
| #endif /* DHD_PCIE_RUNTIMEPM */ |
| |
| DHD_GENERAL_LOCK(&dhd->pub, flags); |
| if (DHD_BUS_CHECK_SUSPEND_OR_SUSPEND_IN_PROGRESS(&dhd->pub)) { |
| DHD_ERROR(("%s: bus is in suspend(%d) or suspending(0x%x) state!!\n", |
| __FUNCTION__, dhd->pub.busstate, dhd->pub.dhd_bus_busy_state)); |
| DHD_BUS_BUSY_CLEAR_IN_TX(&dhd->pub); |
| #ifdef PCIE_FULL_DONGLE |
| /* Stop tx queues if suspend is in progress */ |
| if (DHD_BUS_CHECK_ANY_SUSPEND_IN_PROGRESS(&dhd->pub)) { |
| dhd_bus_stop_queue(dhd->pub.bus); |
| } |
| #endif /* PCIE_FULL_DONGLE */ |
| dhd_os_busbusy_wake(&dhd->pub); |
| DHD_GENERAL_UNLOCK(&dhd->pub, flags); |
| return NETDEV_TX_BUSY; |
| } |
| |
| DHD_OS_WAKE_LOCK(&dhd->pub); |
| |
| #if defined(DHD_HANG_SEND_UP_TEST) |
| if (dhd->pub.req_hang_type == HANG_REASON_BUS_DOWN) { |
| DHD_ERROR(("%s: making DHD_BUS_DOWN\n", __FUNCTION__)); |
| dhd->pub.busstate = DHD_BUS_DOWN; |
| } |
| #endif /* DHD_HANG_SEND_UP_TEST */ |
| |
| /* Reject if down */ |
| /* XXX kernel panic issue when first bootup time, |
| * rmmod without interface down make unnecessary hang event. |
| */ |
| if (dhd->pub.hang_was_sent || DHD_BUS_CHECK_DOWN_OR_DOWN_IN_PROGRESS(&dhd->pub)) { |
| DHD_ERROR(("%s: xmit rejected pub.up=%d busstate=%d \n", |
| __FUNCTION__, dhd->pub.up, dhd->pub.busstate)); |
| dhd_tx_stop_queues(net); |
| /* Send Event when bus down detected during data session */ |
| if (dhd->pub.up && !dhd->pub.hang_was_sent) { |
| DHD_ERROR(("%s: Event HANG sent up\n", __FUNCTION__)); |
| dhd->pub.hang_reason = HANG_REASON_BUS_DOWN; |
| net_os_send_hang_message(net); |
| } |
| DHD_BUS_BUSY_CLEAR_IN_TX(&dhd->pub); |
| dhd_os_busbusy_wake(&dhd->pub); |
| DHD_GENERAL_UNLOCK(&dhd->pub, flags); |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| return NETDEV_TX_BUSY; |
| } |
| |
| ifp = DHD_DEV_IFP(net); |
| ifidx = DHD_DEV_IFIDX(net); |
| if (ifidx == DHD_BAD_IF) { |
| DHD_ERROR(("%s: bad ifidx %d\n", __FUNCTION__, ifidx)); |
| dhd_tx_stop_queues(net); |
| DHD_BUS_BUSY_CLEAR_IN_TX(&dhd->pub); |
| dhd_os_busbusy_wake(&dhd->pub); |
| DHD_GENERAL_UNLOCK(&dhd->pub, flags); |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| return NETDEV_TX_BUSY; |
| } |
| |
| DHD_GENERAL_UNLOCK(&dhd->pub, flags); |
| |
| /* If tput test is in progress */ |
| if (dhd->pub.tput_data.tput_test_running) { |
| return NETDEV_TX_BUSY; |
| } |
| |
| ASSERT(ifidx == dhd_net2idx(dhd, net)); |
| ASSERT((ifp != NULL) && ((ifidx < DHD_MAX_IFS) && (ifp == dhd->iflist[ifidx]))); |
| |
| bcm_object_trace_opr(skb, BCM_OBJDBG_ADD_PKT, __FUNCTION__, __LINE__); |
| |
| /* re-align socket buffer if "skb->data" is odd address */ |
| if (((unsigned long)(skb->data)) & 0x1) { |
| unsigned char *data = skb->data; |
| uint32 length = skb->len; |
| PKTPUSH(dhd->pub.osh, skb, 1); |
| memmove(skb->data, data, length); |
| PKTSETLEN(dhd->pub.osh, skb, length); |
| } |
| |
| datalen = PKTLEN(dhd->pub.osh, skb); |
| |
| /* Make sure there's enough room for any header */ |
| if (skb_headroom(skb) < dhd->pub.hdrlen + htsfdlystat_sz) { |
| struct sk_buff *skb2; |
| |
| DHD_INFO(("%s: insufficient headroom\n", |
| dhd_ifname(&dhd->pub, ifidx))); |
| dhd->pub.tx_realloc++; |
| |
| bcm_object_trace_opr(skb, BCM_OBJDBG_REMOVE, __FUNCTION__, __LINE__); |
| skb2 = skb_realloc_headroom(skb, dhd->pub.hdrlen + htsfdlystat_sz); |
| |
| dev_kfree_skb(skb); |
| if ((skb = skb2) == NULL) { |
| DHD_ERROR(("%s: skb_realloc_headroom failed\n", |
| dhd_ifname(&dhd->pub, ifidx))); |
| ret = -ENOMEM; |
| goto done; |
| } |
| bcm_object_trace_opr(skb, BCM_OBJDBG_ADD_PKT, __FUNCTION__, __LINE__); |
| } |
| |
| /* Convert to packet */ |
| if (!(pktbuf = PKTFRMNATIVE(dhd->pub.osh, skb))) { |
| DHD_ERROR(("%s: PKTFRMNATIVE failed\n", |
| dhd_ifname(&dhd->pub, ifidx))); |
| bcm_object_trace_opr(skb, BCM_OBJDBG_REMOVE, __FUNCTION__, __LINE__); |
| dev_kfree_skb_any(skb); |
| ret = -ENOMEM; |
| goto done; |
| } |
| |
| #ifdef DHD_WET |
| /* wet related packet proto manipulation should be done in DHD |
| since dongle doesn't have complete payload |
| */ |
| if (WET_ENABLED(&dhd->pub) && |
| (dhd_wet_send_proc(dhd->pub.wet_info, pktbuf, &pktbuf) < 0)) { |
| DHD_INFO(("%s:%s: wet send proc failed\n", |
| __FUNCTION__, dhd_ifname(&dhd->pub, ifidx))); |
| PKTFREE(dhd->pub.osh, pktbuf, FALSE); |
| ret = -EFAULT; |
| goto done; |
| } |
| #endif /* DHD_WET */ |
| |
| #ifdef DHD_PSTA |
| /* PSR related packet proto manipulation should be done in DHD |
| * since dongle doesn't have complete payload |
| */ |
| if (PSR_ENABLED(&dhd->pub) && |
| (dhd_psta_proc(&dhd->pub, ifidx, &pktbuf, TRUE) < 0)) { |
| |
| DHD_ERROR(("%s:%s: psta send proc failed\n", __FUNCTION__, |
| dhd_ifname(&dhd->pub, ifidx))); |
| } |
| #endif /* DHD_PSTA */ |
| |
| #ifdef DHDTCPSYNC_FLOOD_BLK |
| if (dhd_tcpdata_get_flag(&dhd->pub, pktbuf) == FLAG_SYNCACK) { |
| ifp->tsyncack_txed ++; |
| } |
| #endif /* DHDTCPSYNC_FLOOD_BLK */ |
| |
| #ifdef DHDTCPACK_SUPPRESS |
| if (dhd->pub.tcpack_sup_mode == TCPACK_SUP_HOLD) { |
| /* If this packet has been hold or got freed, just return */ |
| if (dhd_tcpack_hold(&dhd->pub, pktbuf, ifidx)) { |
| ret = 0; |
| goto done; |
| } |
| } else { |
| /* If this packet has replaced another packet and got freed, just return */ |
| if (dhd_tcpack_suppress(&dhd->pub, pktbuf)) { |
| ret = 0; |
| goto done; |
| } |
| } |
| #endif /* DHDTCPACK_SUPPRESS */ |
| |
| /* |
| * If Load Balance is enabled queue the packet |
| * else send directly from here. |
| */ |
| #if defined(DHD_LB_TXP) |
| ret = dhd_lb_sendpkt(dhd, net, ifidx, pktbuf); |
| #else |
| ret = __dhd_sendpkt(&dhd->pub, ifidx, pktbuf); |
| #endif |
| |
| done: |
| /* XXX Bus modules may have different "native" error spaces? */ |
| /* XXX USB is native linux and it'd be nice to retain errno */ |
| /* XXX meaning, but SDIO is not so we'd need an OSL_ERROR. */ |
| if (ret) { |
| ifp->stats.tx_dropped++; |
| dhd->pub.tx_dropped++; |
| } else { |
| #ifdef PROP_TXSTATUS |
| /* tx_packets counter can counted only when wlfc is disabled */ |
| if (!dhd_wlfc_is_supported(&dhd->pub)) |
| #endif |
| { |
| dhd->pub.tx_packets++; |
| ifp->stats.tx_packets++; |
| ifp->stats.tx_bytes += datalen; |
| } |
| dhd->pub.actual_tx_pkts++; |
| } |
| |
| DHD_GENERAL_LOCK(&dhd->pub, flags); |
| DHD_BUS_BUSY_CLEAR_IN_TX(&dhd->pub); |
| DHD_IF_CLR_TX_ACTIVE(ifp, DHD_TX_START_XMIT); |
| dhd_os_tx_completion_wake(&dhd->pub); |
| dhd_os_busbusy_wake(&dhd->pub); |
| DHD_GENERAL_UNLOCK(&dhd->pub, flags); |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| /* Return ok: we always eat the packet */ |
| return NETDEV_TX_OK; |
| } |
| |
| #ifdef DHD_PCIE_NATIVE_RUNTIMEPM |
| void dhd_rx_wq_wakeup(struct work_struct *ptr) |
| { |
| struct dhd_rx_tx_work *work; |
| struct dhd_pub * pub; |
| |
| work = container_of(ptr, struct dhd_rx_tx_work, work); |
| |
| pub = work->pub; |
| |
| DHD_RPM(("%s: ENTER. \n", __FUNCTION__)); |
| |
| if (atomic_read(&pub->block_bus) || pub->busstate == DHD_BUS_DOWN) { |
| return; |
| } |
| |
| DHD_OS_WAKE_LOCK(pub); |
| if (pm_runtime_get_sync(dhd_bus_to_dev(pub->bus)) >= 0) { |
| |
| // do nothing but wakeup the bus. |
| pm_runtime_mark_last_busy(dhd_bus_to_dev(pub->bus)); |
| pm_runtime_put_autosuspend(dhd_bus_to_dev(pub->bus)); |
| } |
| DHD_OS_WAKE_UNLOCK(pub); |
| kfree(work); |
| } |
| |
| void dhd_start_xmit_wq_adapter(struct work_struct *ptr) |
| { |
| struct dhd_rx_tx_work *work; |
| int ret; |
| dhd_info_t *dhd; |
| struct dhd_bus * bus; |
| |
| work = container_of(ptr, struct dhd_rx_tx_work, work); |
| |
| dhd = DHD_DEV_INFO(work->net); |
| |
| bus = dhd->pub.bus; |
| |
| if (atomic_read(&dhd->pub.block_bus)) { |
| kfree_skb(work->skb); |
| kfree(work); |
| dhd_netif_start_queue(bus); |
| return; |
| } |
| |
| if (pm_runtime_get_sync(dhd_bus_to_dev(bus)) >= 0) { |
| ret = dhd_start_xmit(work->skb, work->net); |
| pm_runtime_mark_last_busy(dhd_bus_to_dev(bus)); |
| pm_runtime_put_autosuspend(dhd_bus_to_dev(bus)); |
| } |
| kfree(work); |
| dhd_netif_start_queue(bus); |
| |
| if (ret) |
| netdev_err(work->net, |
| "error: dhd_start_xmit():%d\n", ret); |
| } |
| |
| netdev_tx_t |
| BCMFASTPATH(dhd_start_xmit_wrapper)(struct sk_buff *skb, struct net_device *net) |
| { |
| struct dhd_rx_tx_work *start_xmit_work; |
| int ret; |
| dhd_info_t *dhd = DHD_DEV_INFO(net); |
| |
| if (dhd->pub.busstate == DHD_BUS_SUSPEND) { |
| DHD_RPM(("%s: wakeup the bus using workqueue.\n", __FUNCTION__)); |
| |
| dhd_netif_stop_queue(dhd->pub.bus); |
| |
| start_xmit_work = (struct dhd_rx_tx_work*) |
| kmalloc(sizeof(*start_xmit_work), GFP_ATOMIC); |
| |
| if (!start_xmit_work) { |
| netdev_err(net, |
| "error: failed to alloc start_xmit_work\n"); |
| ret = -ENOMEM; |
| goto exit; |
| } |
| |
| INIT_WORK(&start_xmit_work->work, dhd_start_xmit_wq_adapter); |
| start_xmit_work->skb = skb; |
| start_xmit_work->net = net; |
| queue_work(dhd->tx_wq, &start_xmit_work->work); |
| ret = NET_XMIT_SUCCESS; |
| |
| } else if (dhd->pub.busstate == DHD_BUS_DATA) { |
| ret = dhd_start_xmit(skb, net); |
| } else { |
| /* when bus is down */ |
| ret = -ENODEV; |
| } |
| |
| exit: |
| return ret; |
| } |
| void |
| dhd_bus_wakeup_work(dhd_pub_t *dhdp) |
| { |
| struct dhd_rx_tx_work *rx_work; |
| dhd_info_t *dhd = (dhd_info_t *)dhdp->info; |
| |
| rx_work = kmalloc(sizeof(*rx_work), GFP_ATOMIC); |
| if (!rx_work) { |
| DHD_ERROR(("%s: start_rx_work alloc error. \n", __FUNCTION__)); |
| return; |
| } |
| |
| INIT_WORK(&rx_work->work, dhd_rx_wq_wakeup); |
| rx_work->pub = dhdp; |
| queue_work(dhd->rx_wq, &rx_work->work); |
| |
| } |
| #endif /* DHD_PCIE_NATIVE_RUNTIMEPM */ |
| |
| static void |
| __dhd_txflowcontrol(dhd_pub_t *dhdp, struct net_device *net, bool state) |
| { |
| if (state == ON) { |
| if (!netif_queue_stopped(net)) { |
| DHD_ERROR(("%s: Stop Netif Queue\n", __FUNCTION__)); |
| netif_stop_queue(net); |
| } else { |
| DHD_LOG_MEM(("%s: Netif Queue already stopped\n", __FUNCTION__)); |
| } |
| } |
| |
| if (state == OFF) { |
| if (netif_queue_stopped(net)) { |
| DHD_ERROR(("%s: Start Netif Queue\n", __FUNCTION__)); |
| netif_wake_queue(net); |
| } else { |
| DHD_LOG_MEM(("%s: Netif Queue already started\n", __FUNCTION__)); |
| } |
| } |
| } |
| |
| void |
| dhd_txflowcontrol(dhd_pub_t *dhdp, int ifidx, bool state) |
| { |
| struct net_device *net; |
| dhd_info_t *dhd = dhdp->info; |
| int i; |
| |
| DHD_TRACE(("%s: Enter\n", __FUNCTION__)); |
| |
| ASSERT(dhd); |
| |
| #ifdef DHD_LOSSLESS_ROAMING |
| /* block flowcontrol during roaming */ |
| if ((dhdp->dequeue_prec_map == 1 << PRIO_8021D_NC) && state == ON) { |
| return; |
| } |
| #endif |
| |
| if (ifidx == ALL_INTERFACES) { |
| for (i = 0; i < DHD_MAX_IFS; i++) { |
| if (dhd->iflist[i]) { |
| net = dhd->iflist[i]->net; |
| __dhd_txflowcontrol(dhdp, net, state); |
| } |
| } |
| } else { |
| if (dhd->iflist[ifidx]) { |
| net = dhd->iflist[ifidx]->net; |
| __dhd_txflowcontrol(dhdp, net, state); |
| } |
| } |
| dhdp->txoff = state; |
| } |
| |
| #ifdef DHD_MCAST_REGEN |
| /* |
| * Description: This function is called to do the reverse translation |
| * |
| * Input eh - pointer to the ethernet header |
| */ |
| int32 |
| dhd_mcast_reverse_translation(struct ether_header *eh) |
| { |
| uint8 *iph; |
| uint32 dest_ip; |
| |
| iph = (uint8 *)eh + ETHER_HDR_LEN; |
| dest_ip = ntoh32(*((uint32 *)(iph + IPV4_DEST_IP_OFFSET))); |
| |
| /* Only IP packets are handled */ |
| if (eh->ether_type != hton16(ETHER_TYPE_IP)) |
| return BCME_ERROR; |
| |
| /* Non-IPv4 multicast packets are not handled */ |
| if (IP_VER(iph) != IP_VER_4) |
| return BCME_ERROR; |
| |
| /* |
| * The packet has a multicast IP and unicast MAC. That means |
| * we have to do the reverse translation |
| */ |
| if (IPV4_ISMULTI(dest_ip) && !ETHER_ISMULTI(&eh->ether_dhost)) { |
| ETHER_FILL_MCAST_ADDR_FROM_IP(eh->ether_dhost, dest_ip); |
| return BCME_OK; |
| } |
| |
| return BCME_ERROR; |
| } |
| #endif /* MCAST_REGEN */ |
| |
| void |
| dhd_dpc_tasklet_dispatcher_work(struct work_struct * work) |
| { |
| struct delayed_work *dw = to_delayed_work(work); |
| struct dhd_info *dhd; |
| |
| GCC_DIAGNOSTIC_PUSH_SUPPRESS_CAST(); |
| dhd = container_of(dw, struct dhd_info, dhd_dpc_dispatcher_work); |
| GCC_DIAGNOSTIC_POP(); |
| |
| DHD_INFO(("%s:\n", __FUNCTION__)); |
| |
| tasklet_schedule(&dhd->tasklet); |
| } |
| |
| void |
| dhd_schedule_delayed_dpc_on_dpc_cpu(dhd_pub_t *dhdp, ulong delay) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)dhdp->info; |
| int dpc_cpu = atomic_read(&dhd->dpc_cpu); |
| DHD_INFO(("%s:\n", __FUNCTION__)); |
| |
| /* scheduler will take care of scheduling to appropriate cpu if dpc_cpu is not online */ |
| schedule_delayed_work_on(dpc_cpu, &dhd->dhd_dpc_dispatcher_work, delay); |
| |
| return; |
| } |
| |
| #ifdef SHOW_LOGTRACE |
| static void |
| dhd_netif_rx_ni(struct sk_buff * skb) |
| { |
| /* Do not call netif_recieve_skb as this workqueue scheduler is |
| * not from NAPI Also as we are not in INTR context, do not call |
| * netif_rx, instead call netif_rx_ni (for kerenl >= 2.6) which |
| * does netif_rx, disables irq, raise NET_IF_RX softirq and |
| * enables interrupts back |
| */ |
| netif_rx_ni(skb); |
| } |
| |
| static int |
| dhd_event_logtrace_pkt_process(dhd_pub_t *dhdp, struct sk_buff * skb) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)dhdp->info; |
| int ret = BCME_OK; |
| uint datalen; |
| bcm_event_msg_u_t evu; |
| void *data = NULL; |
| void *pktdata = NULL; |
| bcm_event_t *pvt_data; |
| uint pktlen; |
| |
| DHD_TRACE(("%s:Enter\n", __FUNCTION__)); |
| |
| /* In dhd_rx_frame, header is stripped using skb_pull |
| * of size ETH_HLEN, so adjust pktlen accordingly |
| */ |
| pktlen = skb->len + ETH_HLEN; |
| |
| pktdata = (void *)skb_mac_header(skb); |
| ret = wl_host_event_get_data(pktdata, pktlen, &evu); |
| |
| if (ret != BCME_OK) { |
| DHD_ERROR(("%s: wl_host_event_get_data err = %d\n", |
| __FUNCTION__, ret)); |
| goto exit; |
| } |
| |
| datalen = ntoh32(evu.event.datalen); |
| |
| pvt_data = (bcm_event_t *)pktdata; |
| data = &pvt_data[1]; |
| |
| dhd_dbg_trace_evnt_handler(dhdp, data, &dhd->event_data, datalen); |
| |
| exit: |
| return ret; |
| } |
| |
| /* |
| * dhd_event_logtrace_process_items processes |
| * each skb from evt_trace_queue. |
| * Returns TRUE if more packets to be processed |
| * else returns FALSE |
| */ |
| |
| static int |
| dhd_event_logtrace_process_items(dhd_info_t *dhd) |
| { |
| dhd_pub_t *dhdp; |
| struct sk_buff *skb; |
| uint32 qlen; |
| uint32 process_len; |
| |
| if (!dhd) { |
| DHD_ERROR(("%s: dhd info not available \n", __FUNCTION__)); |
| return 0; |
| } |
| |
| dhdp = &dhd->pub; |
| |
| if (!dhdp) { |
| DHD_ERROR(("%s: dhd pub is null \n", __FUNCTION__)); |
| return 0; |
| } |
| |
| qlen = skb_queue_len(&dhd->evt_trace_queue); |
| process_len = MIN(qlen, DHD_EVENT_LOGTRACE_BOUND); |
| |
| /* Run while loop till bound is reached or skb queue is empty */ |
| while (process_len--) { |
| int ifid = 0; |
| skb = skb_dequeue(&dhd->evt_trace_queue); |
| if (skb == NULL) { |
| DHD_ERROR(("%s: skb is NULL, which is not valid case\n", |
| __FUNCTION__)); |
| break; |
| } |
| BCM_REFERENCE(ifid); |
| #ifdef PCIE_FULL_DONGLE |
| /* Check if pkt is from INFO ring or WLC_E_TRACE */ |
| ifid = DHD_PKTTAG_IFID((dhd_pkttag_fr_t *)PKTTAG(skb)); |
| if (ifid == DHD_DUMMY_INFO_IF) { |
| /* Process logtrace from info rings */ |
| dhd_event_logtrace_infobuf_pkt_process(dhdp, skb, &dhd->event_data); |
| } else |
| #endif /* PCIE_FULL_DONGLE */ |
| { |
| /* Processing WLC_E_TRACE case OR non PCIE PCIE_FULL_DONGLE case */ |
| dhd_event_logtrace_pkt_process(dhdp, skb); |
| } |
| |
| /* Dummy sleep so that scheduler kicks in after processing any logprints */ |
| OSL_SLEEP(0); |
| |
| /* Send packet up if logtrace_pkt_sendup is TRUE */ |
| if (dhdp->logtrace_pkt_sendup) { |
| #ifdef DHD_USE_STATIC_CTRLBUF |
| /* If bufs are allocated via static buf pool |
| * and logtrace_pkt_sendup enabled, make a copy, |
| * free the local one and send the copy up. |
| */ |
| void *npkt = PKTDUP(dhdp->osh, skb); |
| /* Clone event and send it up */ |
| PKTFREE_STATIC(dhdp->osh, skb, FALSE); |
| if (npkt) { |
| skb = npkt; |
| } else { |
| DHD_ERROR(("skb clone failed. dropping logtrace pkt.\n")); |
| /* Packet is already freed, go to next packet */ |
| continue; |
| } |
| #endif /* DHD_USE_STATIC_CTRLBUF */ |
| #ifdef PCIE_FULL_DONGLE |
| /* For infobuf packets as if is DHD_DUMMY_INFO_IF, |
| * to send skb to network layer, assign skb->dev with |
| * Primary interface n/w device |
| */ |
| if (ifid == DHD_DUMMY_INFO_IF) { |
| skb = PKTTONATIVE(dhdp->osh, skb); |
| skb->dev = dhd->iflist[0]->net; |
| } |
| #endif /* PCIE_FULL_DONGLE */ |
| /* Send pkt UP */ |
| dhd_netif_rx_ni(skb); |
| } else { |
| /* Don't send up. Free up the packet. */ |
| #ifdef DHD_USE_STATIC_CTRLBUF |
| PKTFREE_STATIC(dhdp->osh, skb, FALSE); |
| #else |
| PKTFREE(dhdp->osh, skb, FALSE); |
| #endif /* DHD_USE_STATIC_CTRLBUF */ |
| } |
| } |
| |
| /* Reschedule if more packets to be processed */ |
| return (qlen >= DHD_EVENT_LOGTRACE_BOUND); |
| } |
| |
| #ifdef DHD_USE_KTHREAD_FOR_LOGTRACE |
| static int |
| dhd_logtrace_thread(void *data) |
| { |
| tsk_ctl_t *tsk = (tsk_ctl_t *)data; |
| dhd_info_t *dhd = (dhd_info_t *)tsk->parent; |
| dhd_pub_t *dhdp = (dhd_pub_t *)&dhd->pub; |
| int ret; |
| |
| while (1) { |
| dhdp->logtrace_thr_ts.entry_time = OSL_LOCALTIME_NS(); |
| if (!binary_sema_down(tsk)) { |
| dhdp->logtrace_thr_ts.sem_down_time = OSL_LOCALTIME_NS(); |
| SMP_RD_BARRIER_DEPENDS(); |
| if (dhd->pub.dongle_reset == FALSE) { |
| do { |
| /* Check terminated before processing the items */ |
| if (tsk->terminated) { |
| DHD_ERROR(("%s: task terminated\n", __FUNCTION__)); |
| goto exit; |
| } |
| #ifdef EWP_EDL |
| /* check if EDL is being used */ |
| if (dhd->pub.dongle_edl_support) { |
| ret = dhd_prot_process_edl_complete(&dhd->pub, |
| &dhd->event_data); |
| } else { |
| ret = dhd_event_logtrace_process_items(dhd); |
| } |
| #else |
| ret = dhd_event_logtrace_process_items(dhd); |
| #endif /* EWP_EDL */ |
| /* if ret > 0, bound has reached so to be fair to other |
| * processes need to yield the scheduler. |
| * The comment above yield()'s definition says: |
| * If you want to use yield() to wait for something, |
| * use wait_event(). |
| * If you want to use yield() to be 'nice' for others, |
| * use cond_resched(). |
| * If you still want to use yield(), do not! |
| */ |
| if (ret > 0) { |
| cond_resched(); |
| OSL_SLEEP(DHD_EVENT_LOGTRACE_RESCHEDULE_DELAY_MS); |
| } else if (ret < 0) { |
| DHD_ERROR(("%s: ERROR should not reach here\n", |
| __FUNCTION__)); |
| } |
| } while (ret > 0); |
| } |
| if (tsk->flush_ind) { |
| DHD_ERROR(("%s: flushed\n", __FUNCTION__)); |
| dhdp->logtrace_thr_ts.flush_time = OSL_LOCALTIME_NS(); |
| tsk->flush_ind = 0; |
| complete(&tsk->flushed); |
| } |
| } else { |
| DHD_ERROR(("%s: unexpted break\n", __FUNCTION__)); |
| dhdp->logtrace_thr_ts.unexpected_break_time = OSL_LOCALTIME_NS(); |
| break; |
| } |
| } |
| exit: |
| complete_and_exit(&tsk->completed, 0); |
| dhdp->logtrace_thr_ts.complete_time = OSL_LOCALTIME_NS(); |
| } |
| #else |
| static void |
| dhd_event_logtrace_process(struct work_struct * work) |
| { |
| /* Ignore compiler warnings due to -Werror=cast-qual */ |
| struct delayed_work *dw = to_delayed_work(work); |
| struct dhd_info *dhd; |
| |
| GCC_DIAGNOSTIC_PUSH_SUPPRESS_CAST(); |
| dhd = container_of(dw, struct dhd_info, event_log_dispatcher_work); |
| GCC_DIAGNOSTIC_POP(); |
| |
| #ifdef EWP_EDL |
| if (dhd->pub.dongle_edl_support) { |
| ret = dhd_prot_process_edl_complete(&dhd->pub, &dhd->event_data); |
| } else { |
| ret = dhd_event_logtrace_process_items(dhd); |
| } |
| #else |
| ret = dhd_event_logtrace_process_items(dhd); |
| #endif /* EWP_EDL */ |
| |
| if (ret > 0) { |
| schedule_delayed_work(&(dhd)->event_log_dispatcher_work, |
| msecs_to_jiffies(DHD_EVENT_LOGTRACE_RESCHEDULE_DELAY_MS)); |
| } |
| return; |
| } |
| #endif /* DHD_USE_KTHREAD_FOR_LOGTRACE */ |
| |
| void |
| dhd_schedule_logtrace(void *dhd_info) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)dhd_info; |
| |
| #ifdef DHD_USE_KTHREAD_FOR_LOGTRACE |
| if (dhd->thr_logtrace_ctl.thr_pid >= 0) { |
| binary_sema_up(&dhd->thr_logtrace_ctl); |
| } else { |
| DHD_ERROR(("%s: thr_logtrace_ctl(%ld) not inited\n", __FUNCTION__, |
| dhd->thr_logtrace_ctl.thr_pid)); |
| } |
| #else |
| schedule_delayed_work(&dhd->event_log_dispatcher_work, 0); |
| #endif /* DHD_USE_KTHREAD_FOR_LOGTRACE */ |
| return; |
| } |
| |
| void |
| dhd_cancel_logtrace_process_sync(dhd_info_t *dhd) |
| { |
| #ifdef DHD_USE_KTHREAD_FOR_LOGTRACE |
| if (dhd->thr_logtrace_ctl.thr_pid >= 0) { |
| PROC_STOP_USING_BINARY_SEMA(&dhd->thr_logtrace_ctl); |
| } else { |
| DHD_ERROR(("%s: thr_logtrace_ctl(%ld) not inited\n", __FUNCTION__, |
| dhd->thr_logtrace_ctl.thr_pid)); |
| } |
| #else |
| cancel_delayed_work_sync(&dhd->event_log_dispatcher_work); |
| #endif /* DHD_USE_KTHREAD_FOR_LOGTRACE */ |
| } |
| |
| void |
| dhd_flush_logtrace_process(dhd_info_t *dhd) |
| { |
| #ifdef DHD_USE_KTHREAD_FOR_LOGTRACE |
| if (dhd->thr_logtrace_ctl.thr_pid >= 0) { |
| PROC_FLUSH_USING_BINARY_SEMA(&dhd->thr_logtrace_ctl); |
| } else { |
| DHD_ERROR(("%s: thr_logtrace_ctl(%ld) not inited\n", __FUNCTION__, |
| dhd->thr_logtrace_ctl.thr_pid)); |
| } |
| #else |
| flush_delayed_work(&dhd->event_log_dispatcher_work); |
| #endif /* DHD_USE_KTHREAD_FOR_LOGTRACE */ |
| } |
| |
| int |
| dhd_init_logtrace_process(dhd_info_t *dhd) |
| { |
| #ifdef DHD_USE_KTHREAD_FOR_LOGTRACE |
| dhd->thr_logtrace_ctl.thr_pid = DHD_PID_KT_INVALID; |
| PROC_START(dhd_logtrace_thread, dhd, &dhd->thr_logtrace_ctl, 0, "dhd_logtrace_thread"); |
| if (dhd->thr_logtrace_ctl.thr_pid < 0) { |
| DHD_ERROR(("%s: init logtrace process failed\n", __FUNCTION__)); |
| return BCME_ERROR; |
| } else { |
| DHD_ERROR(("%s: thr_logtrace_ctl(%ld) not inited\n", __FUNCTION__, |
| dhd->thr_logtrace_ctl.thr_pid)); |
| } |
| #else |
| INIT_DELAYED_WORK(&dhd->event_log_dispatcher_work, dhd_event_logtrace_process); |
| #endif /* DHD_USE_KTHREAD_FOR_LOGTRACE */ |
| return BCME_OK; |
| } |
| |
| int |
| dhd_reinit_logtrace_process(dhd_info_t *dhd) |
| { |
| #ifdef DHD_USE_KTHREAD_FOR_LOGTRACE |
| /* Re-init only if PROC_STOP from dhd_stop was called |
| * which can be checked via thr_pid |
| */ |
| if (dhd->thr_logtrace_ctl.thr_pid < 0) { |
| PROC_START(dhd_logtrace_thread, dhd, &dhd->thr_logtrace_ctl, |
| 0, "dhd_logtrace_thread"); |
| if (dhd->thr_logtrace_ctl.thr_pid < 0) { |
| DHD_ERROR(("%s: reinit logtrace process failed\n", __FUNCTION__)); |
| return BCME_ERROR; |
| } else { |
| DHD_ERROR(("%s: thr_logtrace_ctl(%ld) not inited\n", __FUNCTION__, |
| dhd->thr_logtrace_ctl.thr_pid)); |
| } |
| } |
| #else |
| /* No need to re-init for WQ as calcel_delayed_work_sync will |
| * will not delete the WQ |
| */ |
| #endif /* DHD_USE_KTHREAD_FOR_LOGTRACE */ |
| return BCME_OK; |
| } |
| |
| void |
| dhd_event_logtrace_enqueue(dhd_pub_t *dhdp, int ifidx, void *pktbuf) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)dhdp->info; |
| |
| #ifdef PCIE_FULL_DONGLE |
| /* Add ifidx in the PKTTAG */ |
| DHD_PKTTAG_SET_IFID((dhd_pkttag_fr_t *)PKTTAG(pktbuf), ifidx); |
| #endif /* PCIE_FULL_DONGLE */ |
| skb_queue_tail(&dhd->evt_trace_queue, pktbuf); |
| |
| dhd_schedule_logtrace(dhd); |
| } |
| |
| void |
| dhd_event_logtrace_flush_queue(dhd_pub_t *dhdp) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)dhdp->info; |
| struct sk_buff *skb; |
| |
| while ((skb = skb_dequeue(&dhd->evt_trace_queue)) != NULL) { |
| #ifdef DHD_USE_STATIC_CTRLBUF |
| PKTFREE_STATIC(dhdp->osh, skb, FALSE); |
| #else |
| PKTFREE(dhdp->osh, skb, FALSE); |
| #endif /* DHD_USE_STATIC_CTRLBUF */ |
| } |
| } |
| |
| #ifdef EWP_EDL |
| void |
| dhd_sendup_info_buf(dhd_pub_t *dhdp, uint8 *msg) |
| { |
| struct sk_buff *skb = NULL; |
| uint32 pktsize = 0; |
| void *pkt = NULL; |
| info_buf_payload_hdr_t *infobuf = NULL; |
| dhd_info_t *dhd = dhdp->info; |
| uint8 *pktdata = NULL; |
| |
| if (!msg) |
| return; |
| |
| /* msg = |infobuf_ver(u32)|info_buf_payload_hdr_t|msgtrace_hdr_t|<var len data>| */ |
| infobuf = (info_buf_payload_hdr_t *)(msg + sizeof(uint32)); |
| pktsize = (uint32)(ltoh16(infobuf->length) + sizeof(info_buf_payload_hdr_t) + |
| sizeof(uint32)); |
| pkt = PKTGET(dhdp->osh, pktsize, FALSE); |
| if (!pkt) { |
| DHD_ERROR(("%s: skb alloc failed ! not sending event log up.\n", __FUNCTION__)); |
| } else { |
| PKTSETLEN(dhdp->osh, pkt, pktsize); |
| pktdata = PKTDATA(dhdp->osh, pkt); |
| memcpy(pktdata, msg, pktsize); |
| /* For infobuf packets assign skb->dev with |
| * Primary interface n/w device |
| */ |
| skb = PKTTONATIVE(dhdp->osh, pkt); |
| skb->dev = dhd->iflist[0]->net; |
| /* Send pkt UP */ |
| dhd_netif_rx_ni(skb); |
| } |
| } |
| #endif /* EWP_EDL */ |
| #endif /* SHOW_LOGTRACE */ |
| |
| #ifdef EWP_EDL |
| static void |
| dhd_edl_process_work(struct work_struct *work) |
| { |
| struct delayed_work *dw = to_delayed_work(work); |
| struct dhd_info *dhd_info; |
| /* Ignore compiler warnings due to -Werror=cast-qual */ |
| GCC_DIAGNOSTIC_PUSH_SUPPRESS_CAST(); |
| dhd_info = container_of(dw, struct dhd_info, edl_dispatcher_work); |
| GCC_DIAGNOSTIC_POP(); |
| |
| if (dhd_info) |
| dhd_prot_process_edl_complete(&dhd_info->pub, &dhd_info->event_data); |
| } |
| |
| void |
| dhd_schedule_edl_work(dhd_pub_t *dhdp, uint delay_ms) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)dhdp->info; |
| schedule_delayed_work(&dhd->edl_dispatcher_work, msecs_to_jiffies(delay_ms)); |
| } |
| #endif /* EWP_EDL */ |
| |
| #ifdef ENABLE_WAKEUP_PKT_DUMP |
| static void |
| update_wake_pkt_info(struct sk_buff *skb) |
| { |
| struct iphdr *ip_header; |
| struct ipv6hdr *ipv6_header; |
| struct udphdr *udp_header; |
| struct tcphdr *tcp_header; |
| uint16 dport = 0; |
| |
| ip_header = (struct iphdr *)(skb->data); |
| |
| temp_raw |= ((long long)ntoh16(skb->protocol)) << 48; |
| |
| DHD_INFO(("eth_hdr(skb)->h_dest : %pM\n", eth_hdr(skb)->h_dest)); |
| if (eth_hdr(skb)->h_dest[0] & 0x01) { |
| temp_raw |= (long long)1 << 39; |
| } |
| |
| if (ntoh16(skb->protocol) == ETHER_TYPE_BRCM) { |
| wl_event_msg_t event; |
| bcm_event_msg_u_t evu; |
| int ret; |
| uint event_type; |
| |
| ret = wl_host_event_get_data( |
| #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 22) |
| skb_mac_header(skb), |
| #else |
| skb->mac.raw, |
| #endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 22) */ |
| skb->len, &evu); |
| if (ret != BCME_OK) { |
| DHD_ERROR(("%s: wl_host_event_get_data err = %d\n", |
| __FUNCTION__, ret)); |
| } |
| |
| memcpy(&event, &evu.event, sizeof(wl_event_msg_t)); |
| event_type = ntoh32_ua((void *)&event.event_type); |
| |
| temp_raw |= (long long)event_type << 40; |
| } else if (ntoh16(skb->protocol) == ETHER_TYPE_IP || |
| ntoh16(skb->protocol) == ETHER_TYPE_IPV6) { |
| if (ip_header->version == 6) { |
| ipv6_header = (struct ipv6hdr *)ip_header; |
| temp_raw |= ((long long)ipv6_header->nexthdr) << 40; |
| dport = 0; |
| |
| if (ipv6_header->daddr.s6_addr[0] & 0xff) { |
| temp_raw |= (long long)1 << 38; |
| } |
| |
| DHD_INFO(("IPv6 [%x]%pI6c > %pI6c:%d\n", |
| ip_header->protocol, &(ipv6_header->saddr.s6_addr), |
| &(ipv6_header->daddr.s6_addr), dport)); |
| } else if (ip_header->version == 4) { |
| temp_raw |= ((long long)ip_header->protocol) << 40; |
| |
| #define IP_HDR_OFFSET ((char *)ip_header + IPV4_HLEN(ip_header)) |
| if (ip_header->protocol == IPPROTO_TCP) { |
| tcp_header = (struct tcphdr *)IP_HDR_OFFSET; |
| dport = ntohs(tcp_header->dest); |
| } |
| else if (ip_header->protocol == IPPROTO_UDP) { |
| udp_header = (struct udphdr *)IP_HDR_OFFSET; |
| dport = ntohs(udp_header->dest); |
| } |
| |
| if (ipv4_is_multicast(ip_header->daddr)) { |
| temp_raw |= (long long)1 << 38; |
| } |
| |
| DHD_INFO(("IP [%x] %pI4 > %pI4:%d\n", |
| ip_header->protocol, &(ip_header->saddr), |
| &(ip_header->daddr), dport)); |
| } |
| |
| temp_raw |= (long long)dport << 16; |
| } |
| } |
| #endif /* ENABLE_WAKEUP_PKT_DUMP */ |
| |
| int rc_event_idx = 0; |
| int tmp_rc_event[MaxWakeReasonStats] = {[0 ... MaxWakeReasonStats-1] = -1}; |
| /** Called when a frame is received by the dongle on interface 'ifidx' */ |
| void |
| dhd_rx_frame(dhd_pub_t *dhdp, int ifidx, void *pktbuf, int numpkt, uint8 chan) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)dhdp->info; |
| struct sk_buff *skb; |
| uchar *eth; |
| uint len; |
| void *data, *pnext = NULL; |
| int i; |
| dhd_if_t *ifp; |
| wl_event_msg_t event; |
| int tout_rx = 0; |
| int tout_ctrl = 0; |
| void *skbhead = NULL; |
| void *skbprev = NULL; |
| uint16 protocol; |
| unsigned char *dump_data; |
| #ifdef DHD_MCAST_REGEN |
| uint8 interface_role; |
| if_flow_lkup_t *if_flow_lkup; |
| unsigned long flags; |
| #endif |
| #ifdef DHD_WAKE_STATUS |
| int pkt_wake = 0; |
| wake_counts_t *wcp = NULL; |
| #endif /* DHD_WAKE_STATUS */ |
| #ifdef ENABLE_DHD_GRO |
| bool dhd_gro_enable = TRUE; |
| #endif /* ENABLE_DHD_GRO */ |
| |
| DHD_TRACE(("%s: Enter\n", __FUNCTION__)); |
| BCM_REFERENCE(dump_data); |
| |
| #ifdef ENABLE_DHD_GRO |
| if (ifidx < DHD_MAX_IFS) { |
| ifp = dhd->iflist[ifidx]; |
| if (ifp && ifp->net->qdisc) { |
| if (!ifp->net->qdisc->ops->cl_ops) { |
| dhd_gro_enable = TRUE; |
| DHD_TRACE(("%s: enable sw gro\n", __FUNCTION__)); |
| } else { |
| dhd_gro_enable = FALSE; |
| DHD_TRACE(("%s: disable sw gro becasue of qdisc traffic control\n", |
| __FUNCTION__)); |
| } |
| } |
| } |
| #endif /* ENABLE_DHD_GRO */ |
| |
| for (i = 0; pktbuf && i < numpkt; i++, pktbuf = pnext) { |
| struct ether_header *eh; |
| |
| pnext = PKTNEXT(dhdp->osh, pktbuf); |
| PKTSETNEXT(dhdp->osh, pktbuf, NULL); |
| |
| /* info ring "debug" data, which is not a 802.3 frame, is sent/hacked with a |
| * special ifidx of DHD_DUMMY_INFO_IF. This is just internal to dhd to get the data |
| * from dhd_msgbuf.c:dhd_prot_infobuf_cmplt_process() to here (dhd_rx_frame). |
| */ |
| if (ifidx == DHD_DUMMY_INFO_IF) { |
| /* Event msg printing is called from dhd_rx_frame which is in Tasklet |
| * context in case of PCIe FD, in case of other bus this will be from |
| * DPC context. If we get bunch of events from Dongle then printing all |
| * of them from Tasklet/DPC context that too in data path is costly. |
| * Also in the new Dongle SW(4359, 4355 onwards) console prints too come as |
| * events with type WLC_E_TRACE. |
| * We'll print this console logs from the WorkQueue context by enqueing SKB |
| * here and Dequeuing will be done in WorkQueue and will be freed only if |
| * logtrace_pkt_sendup is TRUE |
| */ |
| #ifdef SHOW_LOGTRACE |
| dhd_event_logtrace_enqueue(dhdp, ifidx, pktbuf); |
| #else /* !SHOW_LOGTRACE */ |
| /* If SHOW_LOGTRACE not defined and ifidx is DHD_DUMMY_INFO_IF, |
| * free the PKT here itself |
| */ |
| #ifdef DHD_USE_STATIC_CTRLBUF |
| PKTFREE_STATIC(dhdp->osh, pktbuf, FALSE); |
| #else |
| PKTFREE(dhdp->osh, pktbuf, FALSE); |
| #endif /* DHD_USE_STATIC_CTRLBUF */ |
| #endif /* SHOW_LOGTRACE */ |
| continue; |
| } |
| #ifdef DHD_WAKE_STATUS |
| pkt_wake = dhd_bus_get_bus_wake(dhdp); |
| wcp = dhd_bus_get_wakecount(dhdp); |
| if (wcp == NULL) { |
| /* If wakeinfo count buffer is null do not update wake count values */ |
| pkt_wake = 0; |
| } |
| #endif /* DHD_WAKE_STATUS */ |
| |
| eh = (struct ether_header *)PKTDATA(dhdp->osh, pktbuf); |
| if (dhd->pub.tput_data.tput_test_running && |
| dhd->pub.tput_data.direction == TPUT_DIR_RX && |
| ntoh16(eh->ether_type) == ETHER_TYPE_IP) { |
| dhd_tput_test_rx(dhdp, pktbuf); |
| PKTFREE(dhd->pub.osh, pktbuf, FALSE); |
| continue; |
| } |
| |
| if (ifidx >= DHD_MAX_IFS) { |
| DHD_ERROR(("%s: ifidx(%d) Out of bound. drop packet\n", |
| __FUNCTION__, ifidx)); |
| if (ntoh16(eh->ether_type) == ETHER_TYPE_BRCM) { |
| #ifdef DHD_USE_STATIC_CTRLBUF |
| PKTFREE_STATIC(dhdp->osh, pktbuf, FALSE); |
| #else |
| PKTFREE(dhdp->osh, pktbuf, FALSE); |
| #endif /* DHD_USE_STATIC_CTRLBUF */ |
| } else { |
| PKTCFREE(dhdp->osh, pktbuf, FALSE); |
| } |
| continue; |
| } |
| |
| ifp = dhd->iflist[ifidx]; |
| if (ifp == NULL) { |
| DHD_ERROR_RLMT(("%s: ifp is NULL. drop packet\n", |
| __FUNCTION__)); |
| if (ntoh16(eh->ether_type) == ETHER_TYPE_BRCM) { |
| #ifdef DHD_USE_STATIC_CTRLBUF |
| PKTFREE_STATIC(dhdp->osh, pktbuf, FALSE); |
| #else |
| PKTFREE(dhdp->osh, pktbuf, FALSE); |
| #endif /* DHD_USE_STATIC_CTRLBUF */ |
| } else { |
| PKTCFREE(dhdp->osh, pktbuf, FALSE); |
| } |
| continue; |
| } |
| |
| /* Dropping only data packets before registering net device to avoid kernel panic */ |
| #ifndef PROP_TXSTATUS_VSDB |
| if ((!ifp->net || ifp->net->reg_state != NETREG_REGISTERED) && |
| (ntoh16(eh->ether_type) != ETHER_TYPE_BRCM)) |
| #else |
| if ((!ifp->net || ifp->net->reg_state != NETREG_REGISTERED || !dhd->pub.up) && |
| (ntoh16(eh->ether_type) != ETHER_TYPE_BRCM)) |
| #endif /* PROP_TXSTATUS_VSDB */ |
| { |
| DHD_ERROR(("%s: net device is NOT registered yet. drop packet\n", |
| __FUNCTION__)); |
| PKTCFREE(dhdp->osh, pktbuf, FALSE); |
| continue; |
| } |
| |
| #ifdef PROP_TXSTATUS |
| if (dhd_wlfc_is_header_only_pkt(dhdp, pktbuf)) { |
| /* WLFC may send header only packet when |
| there is an urgent message but no packet to |
| piggy-back on |
| */ |
| PKTCFREE(dhdp->osh, pktbuf, FALSE); |
| continue; |
| } |
| #endif |
| #ifdef DHD_L2_FILTER |
| /* If block_ping is enabled drop the ping packet */ |
| if (ifp->block_ping) { |
| if (bcm_l2_filter_block_ping(dhdp->osh, pktbuf) == BCME_OK) { |
| PKTCFREE(dhdp->osh, pktbuf, FALSE); |
| continue; |
| } |
| } |
| if (ifp->grat_arp && DHD_IF_ROLE_STA(dhdp, ifidx)) { |
| if (bcm_l2_filter_gratuitous_arp(dhdp->osh, pktbuf) == BCME_OK) { |
| PKTCFREE(dhdp->osh, pktbuf, FALSE); |
| continue; |
| } |
| } |
| if (ifp->parp_enable && DHD_IF_ROLE_AP(dhdp, ifidx)) { |
| int ret = dhd_l2_filter_pkt_handle(dhdp, ifidx, pktbuf, FALSE); |
| |
| /* Drop the packets if l2 filter has processed it already |
| * otherwise continue with the normal path |
| */ |
| if (ret == BCME_OK) { |
| PKTCFREE(dhdp->osh, pktbuf, TRUE); |
| continue; |
| } |
| } |
| if (ifp->block_tdls) { |
| if (bcm_l2_filter_block_tdls(dhdp->osh, pktbuf) == BCME_OK) { |
| PKTCFREE(dhdp->osh, pktbuf, FALSE); |
| continue; |
| } |
| } |
| #endif /* DHD_L2_FILTER */ |
| |
| #ifdef DHD_MCAST_REGEN |
| DHD_FLOWID_LOCK(dhdp->flowid_lock, flags); |
| if_flow_lkup = (if_flow_lkup_t *)dhdp->if_flow_lkup; |
| ASSERT(if_flow_lkup); |
| |
| interface_role = if_flow_lkup[ifidx].role; |
| DHD_FLOWID_UNLOCK(dhdp->flowid_lock, flags); |
| |
| if (ifp->mcast_regen_bss_enable && (interface_role != WLC_E_IF_ROLE_WDS) && |
| !DHD_IF_ROLE_AP(dhdp, ifidx) && |
| ETHER_ISUCAST(eh->ether_dhost)) { |
| if (dhd_mcast_reverse_translation(eh) == BCME_OK) { |
| #ifdef DHD_PSTA |
| /* Change bsscfg to primary bsscfg for unicast-multicast packets */ |
| if ((dhd_get_psta_mode(dhdp) == DHD_MODE_PSTA) || |
| (dhd_get_psta_mode(dhdp) == DHD_MODE_PSR)) { |
| if (ifidx != 0) { |
| /* Let the primary in PSTA interface handle this |
| * frame after unicast to Multicast conversion |
| */ |
| ifp = dhd_get_ifp(dhdp, 0); |
| ASSERT(ifp); |
| } |
| } |
| } |
| #endif /* PSTA */ |
| } |
| #endif /* MCAST_REGEN */ |
| |
| #ifdef DHDTCPSYNC_FLOOD_BLK |
| if (dhd_tcpdata_get_flag(dhdp, pktbuf) == FLAG_SYNC) { |
| int delta_sec; |
| int delta_sync; |
| int sync_per_sec; |
| u64 curr_time = DIV_U64_BY_U32(OSL_LOCALTIME_NS(), NSEC_PER_SEC); |
| ifp->tsync_rcvd ++; |
| delta_sync = ifp->tsync_rcvd - ifp->tsyncack_txed; |
| delta_sec = curr_time - ifp->last_sync; |
| if (delta_sec > 1) { |
| sync_per_sec = delta_sync/delta_sec; |
| if (sync_per_sec > TCP_SYNC_FLOOD_LIMIT) { |
| schedule_work(&ifp->blk_tsfl_work); |
| DHD_ERROR(("ifx %d TCP SYNC Flood attack suspected! " |
| "sync recvied %d pkt/sec \n", |
| ifidx, sync_per_sec)); |
| ifp->tsync_per_sec = sync_per_sec; |
| } |
| dhd_reset_tcpsync_info_by_ifp(ifp); |
| } |
| |
| } |
| #endif /* DHDTCPSYNC_FLOOD_BLK */ |
| |
| #ifdef DHDTCPACK_SUPPRESS |
| dhd_tcpdata_info_get(dhdp, pktbuf); |
| #endif |
| skb = PKTTONATIVE(dhdp->osh, pktbuf); |
| |
| ASSERT(ifp); |
| skb->dev = ifp->net; |
| #ifdef DHD_WET |
| /* wet related packet proto manipulation should be done in DHD |
| * since dongle doesn't have complete payload |
| */ |
| if (WET_ENABLED(&dhd->pub) && (dhd_wet_recv_proc(dhd->pub.wet_info, |
| pktbuf) < 0)) { |
| DHD_INFO(("%s:%s: wet recv proc failed\n", |
| __FUNCTION__, dhd_ifname(dhdp, ifidx))); |
| } |
| #endif /* DHD_WET */ |
| |
| #ifdef DHD_PSTA |
| if (PSR_ENABLED(dhdp) && |
| (dhd_psta_proc(dhdp, ifidx, &pktbuf, FALSE) < 0)) { |
| DHD_ERROR(("%s:%s: psta recv proc failed\n", __FUNCTION__, |
| dhd_ifname(dhdp, ifidx))); |
| } |
| #endif /* DHD_PSTA */ |
| |
| #ifdef PCIE_FULL_DONGLE |
| if ((DHD_IF_ROLE_AP(dhdp, ifidx) || DHD_IF_ROLE_P2PGO(dhdp, ifidx)) && |
| (!ifp->ap_isolate)) { |
| eh = (struct ether_header *)PKTDATA(dhdp->osh, pktbuf); |
| if (ETHER_ISUCAST(eh->ether_dhost)) { |
| if (dhd_find_sta(dhdp, ifidx, (void *)eh->ether_dhost)) { |
| dhd_sendpkt(dhdp, ifidx, pktbuf); |
| continue; |
| } |
| } else { |
| void *npktbuf = NULL; |
| if ((ntoh16(eh->ether_type) != ETHER_TYPE_IAPP_L2_UPDATE) && |
| (npktbuf = PKTDUP(dhdp->osh, pktbuf)) != NULL) { |
| dhd_sendpkt(dhdp, ifidx, npktbuf); |
| } |
| } |
| } |
| #endif /* PCIE_FULL_DONGLE */ |
| #ifdef DHD_POST_EAPOL_M1_AFTER_ROAM_EVT |
| if (IS_STA_IFACE(ndev_to_wdev(ifp->net)) && |
| (ifp->recv_reassoc_evt == TRUE) && (ifp->post_roam_evt == FALSE) && |
| (dhd_is_4way_msg((char *)(skb->data)) == EAPOL_4WAY_M1)) { |
| DHD_ERROR(("%s: Reassoc is in progress. " |
| "Drop EAPOL M1 frame\n", __FUNCTION__)); |
| PKTFREE(dhdp->osh, pktbuf, FALSE); |
| continue; |
| } |
| #endif /* DHD_POST_EAPOL_M1_AFTER_ROAM_EVT */ |
| /* Get the protocol, maintain skb around eth_type_trans() |
| * The main reason for this hack is for the limitation of |
| * Linux 2.4 where 'eth_type_trans' uses the 'net->hard_header_len' |
| * to perform skb_pull inside vs ETH_HLEN. Since to avoid |
| * coping of the packet coming from the network stack to add |
| * BDC, Hardware header etc, during network interface registration |
| * we set the 'net->hard_header_len' to ETH_HLEN + extra space required |
| * for BDC, Hardware header etc. and not just the ETH_HLEN |
| */ |
| eth = skb->data; |
| len = skb->len; |
| dump_data = skb->data; |
| protocol = (skb->data[12] << 8) | skb->data[13]; |
| |
| if (protocol == ETHER_TYPE_802_1X) { |
| DBG_EVENT_LOG(dhdp, WIFI_EVENT_DRIVER_EAPOL_FRAME_RECEIVED); |
| #if defined(WL_CFG80211) && defined(WL_WPS_SYNC) |
| wl_handle_wps_states(ifp->net, dump_data, len, FALSE); |
| #endif /* WL_CFG80211 && WL_WPS_SYNC */ |
| #ifdef DHD_4WAYM4_FAIL_DISCONNECT |
| if (dhd_is_4way_msg((uint8 *)(skb->data)) == EAPOL_4WAY_M3) { |
| OSL_ATOMIC_SET(dhdp->osh, &ifp->m4state, M3_RXED); |
| } |
| #endif /* DHD_4WAYM4_FAIL_DISCONNECT */ |
| } |
| dhd_rx_pkt_dump(dhdp, ifidx, dump_data, len); |
| dhd_dump_pkt(dhdp, ifidx, dump_data, len, FALSE, NULL, NULL); |
| |
| #if defined(DHD_WAKE_STATUS) && defined(DHD_WAKEPKT_DUMP) |
| if (pkt_wake) { |
| prhex("[wakepkt_dump]", (char*)dump_data, MIN(len, 32)); |
| DHD_ERROR(("config check in_suspend: %d \n", dhdp->in_suspend)); |
| #ifdef ARP_OFFLOAD_SUPPORT |
| DHD_ERROR(("arp hmac_update:%d \n", dhdp->hmac_updated)); |
| #endif /* ARP_OFFLOAD_SUPPORT */ |
| } |
| #endif /* DHD_WAKE_STATUS && DHD_WAKEPKT_DUMP */ |
| |
| skb->protocol = eth_type_trans(skb, skb->dev); |
| |
| if (skb->pkt_type == PACKET_MULTICAST) { |
| dhd->pub.rx_multicast++; |
| ifp->stats.multicast++; |
| } |
| |
| skb->data = eth; |
| skb->len = len; |
| |
| /* TODO: XXX: re-look into dropped packets. */ |
| DHD_DBG_PKT_MON_RX(dhdp, skb); |
| #ifdef DHD_PKT_LOGGING |
| DHD_PKTLOG_RX(dhdp, skb); |
| #endif /* DHD_PKT_LOGGING */ |
| /* Strip header, count, deliver upward */ |
| skb_pull(skb, ETH_HLEN); |
| |
| #ifdef ENABLE_WAKEUP_PKT_DUMP |
| if (dhd_mmc_wake) { |
| DHD_INFO(("wake_pkt %s(%d)\n", __FUNCTION__, __LINE__)); |
| if (DHD_INFO_ON()) { |
| prhex("wake_pkt", (char*) eth, MIN(len, 48)); |
| } |
| update_wake_pkt_info(skb); |
| #ifdef CONFIG_IRQ_HISTORY |
| add_irq_history(0, "WIFI"); |
| #endif |
| dhd_mmc_wake = FALSE; |
| } |
| #endif /* ENABLE_WAKEUP_PKT_DUMP */ |
| |
| /* Process special event packets and then discard them */ |
| /* XXX Decide on a better way to fit this in */ |
| memset(&event, 0, sizeof(event)); |
| |
| if (ntoh16(skb->protocol) == ETHER_TYPE_BRCM) { |
| bcm_event_msg_u_t evu; |
| int ret_event, event_type; |
| void *pkt_data = skb_mac_header(skb); |
| |
| ret_event = wl_host_event_get_data(pkt_data, len, &evu); |
| |
| if (ret_event != BCME_OK) { |
| DHD_ERROR(("%s: wl_host_event_get_data err = %d\n", |
| __FUNCTION__, ret_event)); |
| #ifdef DHD_USE_STATIC_CTRLBUF |
| PKTFREE_STATIC(dhdp->osh, pktbuf, FALSE); |
| #else |
| PKTFREE(dhdp->osh, pktbuf, FALSE); |
| #endif |
| continue; |
| } |
| |
| memcpy(&event, &evu.event, sizeof(wl_event_msg_t)); |
| event_type = ntoh32_ua((void *)&event.event_type); |
| #ifdef SHOW_LOGTRACE |
| /* Event msg printing is called from dhd_rx_frame which is in Tasklet |
| * context in case of PCIe FD, in case of other bus this will be from |
| * DPC context. If we get bunch of events from Dongle then printing all |
| * of them from Tasklet/DPC context that too in data path is costly. |
| * Also in the new Dongle SW(4359, 4355 onwards) console prints too come as |
| * events with type WLC_E_TRACE. |
| * We'll print this console logs from the WorkQueue context by enqueing SKB |
| * here and Dequeuing will be done in WorkQueue and will be freed only if |
| * logtrace_pkt_sendup is true |
| */ |
| if (event_type == WLC_E_TRACE) { |
| DHD_TRACE(("%s: WLC_E_TRACE\n", __FUNCTION__)); |
| dhd_event_logtrace_enqueue(dhdp, ifidx, pktbuf); |
| continue; |
| } |
| #endif /* SHOW_LOGTRACE */ |
| |
| ret_event = dhd_wl_host_event(dhd, ifidx, pkt_data, len, &event, &data); |
| |
| wl_event_to_host_order(&event); |
| if (!tout_ctrl) |
| tout_ctrl = DHD_PACKET_TIMEOUT_MS; |
| |
| #if defined(PNO_SUPPORT) |
| if (event_type == WLC_E_PFN_NET_FOUND) { |
| /* enforce custom wake lock to garantee that Kernel not suspended */ |
| tout_ctrl = CUSTOM_PNO_EVENT_LOCK_xTIME * DHD_PACKET_TIMEOUT_MS; |
| } |
| #endif /* PNO_SUPPORT */ |
| if (numpkt != 1) { |
| DHD_TRACE(("%s: Got BRCM event packet in a chained packet.\n", |
| __FUNCTION__)); |
| } |
| |
| #ifdef DHD_WAKE_STATUS |
| if (unlikely(pkt_wake)) { |
| #ifdef DHD_WAKE_EVENT_STATUS |
| if (event.event_type < WLC_E_LAST) { |
| if (rc_event_idx == MaxWakeReasonStats) |
| rc_event_idx = 0; |
| DHD_ERROR(("[pkt_wake] event id %u = %s\n", |
| event.event_type, |
| bcmevent_get_name(event.event_type))); |
| tmp_rc_event[rc_event_idx] = event.event_type; |
| rc_event_idx++; |
| wcp->rcwake++; |
| pkt_wake = 0; |
| } |
| #endif /* DHD_WAKE_EVENT_STATUS */ |
| } |
| #endif /* DHD_WAKE_STATUS */ |
| |
| /* For delete virtual interface event, wl_host_event returns positive |
| * i/f index, do not proceed. just free the pkt. |
| */ |
| if ((event_type == WLC_E_IF) && (ret_event > 0)) { |
| DHD_ERROR(("%s: interface is deleted. Free event packet\n", |
| __FUNCTION__)); |
| #ifdef DHD_USE_STATIC_CTRLBUF |
| PKTFREE_STATIC(dhdp->osh, pktbuf, FALSE); |
| #else |
| PKTFREE(dhdp->osh, pktbuf, FALSE); |
| #endif |
| continue; |
| } |
| |
| /* |
| * For the event packets, there is a possibility |
| * of ifidx getting modifed.Thus update the ifp |
| * once again. |
| */ |
| ASSERT(ifidx < DHD_MAX_IFS && dhd->iflist[ifidx]); |
| ifp = dhd->iflist[ifidx]; |
| #ifndef PROP_TXSTATUS_VSDB |
| if (!(ifp && ifp->net && (ifp->net->reg_state == NETREG_REGISTERED))) |
| #else |
| if (!(ifp && ifp->net && (ifp->net->reg_state == NETREG_REGISTERED) && |
| dhd->pub.up)) |
| #endif /* PROP_TXSTATUS_VSDB */ |
| { |
| DHD_ERROR(("%s: net device is NOT registered. drop event packet\n", |
| __FUNCTION__)); |
| #ifdef DHD_USE_STATIC_CTRLBUF |
| PKTFREE_STATIC(dhdp->osh, pktbuf, FALSE); |
| #else |
| PKTFREE(dhdp->osh, pktbuf, FALSE); |
| #endif |
| continue; |
| } |
| |
| if (dhdp->wl_event_enabled) { |
| #ifdef DHD_USE_STATIC_CTRLBUF |
| /* If event bufs are allocated via static buf pool |
| * and wl events are enabled, make a copy, free the |
| * local one and send the copy up. |
| */ |
| struct sk_buff *nskb = skb_copy(skb, GFP_ATOMIC); |
| /* Copy event and send it up */ |
| PKTFREE_STATIC(dhdp->osh, pktbuf, FALSE); |
| if (nskb) { |
| skb = nskb; |
| } else { |
| DHD_ERROR(("skb clone failed. dropping event.\n")); |
| continue; |
| } |
| #endif /* DHD_USE_STATIC_CTRLBUF */ |
| } else { |
| /* If event enabled not explictly set, drop events */ |
| #ifdef DHD_USE_STATIC_CTRLBUF |
| PKTFREE_STATIC(dhdp->osh, pktbuf, FALSE); |
| #else |
| PKTFREE(dhdp->osh, pktbuf, FALSE); |
| #endif /* DHD_USE_STATIC_CTRLBUF */ |
| continue; |
| } |
| } else { |
| tout_rx = DHD_PACKET_TIMEOUT_MS; |
| |
| #ifdef PROP_TXSTATUS |
| dhd_wlfc_save_rxpath_ac_time(dhdp, (uint8)PKTPRIO(skb)); |
| #endif /* PROP_TXSTATUS */ |
| |
| #ifdef DHD_WAKE_STATUS |
| if (unlikely(pkt_wake)) { |
| wcp->rxwake++; |
| #ifdef DHD_WAKE_RX_STATUS |
| #define ETHER_ICMP6_HEADER 20 |
| #define ETHER_IPV6_SADDR (ETHER_ICMP6_HEADER + 2) |
| #define ETHER_IPV6_DAADR (ETHER_IPV6_SADDR + IPV6_ADDR_LEN) |
| #define ETHER_ICMPV6_TYPE (ETHER_IPV6_DAADR + IPV6_ADDR_LEN) |
| |
| if (ntoh16(skb->protocol) == ETHER_TYPE_ARP) /* ARP */ |
| wcp->rx_arp++; |
| if (dump_data[0] == 0xFF) { /* Broadcast */ |
| wcp->rx_bcast++; |
| } else if (dump_data[0] & 0x01) { /* Multicast */ |
| wcp->rx_mcast++; |
| if (ntoh16(skb->protocol) == ETHER_TYPE_IPV6) { |
| wcp->rx_multi_ipv6++; |
| if ((skb->len > ETHER_ICMP6_HEADER) && |
| (dump_data[ETHER_ICMP6_HEADER] == IPPROTO_ICMPV6)) { |
| wcp->rx_icmpv6++; |
| if (skb->len > ETHER_ICMPV6_TYPE) { |
| switch (dump_data[ETHER_ICMPV6_TYPE]) { |
| case NDISC_ROUTER_ADVERTISEMENT: |
| wcp->rx_icmpv6_ra++; |
| break; |
| case NDISC_NEIGHBOUR_ADVERTISEMENT: |
| wcp->rx_icmpv6_na++; |
| break; |
| case NDISC_NEIGHBOUR_SOLICITATION: |
| wcp->rx_icmpv6_ns++; |
| break; |
| } |
| } |
| } |
| } else if (dump_data[2] == 0x5E) { |
| wcp->rx_multi_ipv4++; |
| } else { |
| wcp->rx_multi_other++; |
| } |
| } else { /* Unicast */ |
| wcp->rx_ucast++; |
| } |
| #undef ETHER_ICMP6_HEADER |
| #undef ETHER_IPV6_SADDR |
| #undef ETHER_IPV6_DAADR |
| #undef ETHER_ICMPV6_TYPE |
| #endif /* DHD_WAKE_RX_STATUS */ |
| pkt_wake = 0; |
| } |
| #endif /* DHD_WAKE_STATUS */ |
| } |
| |
| #if LINUX_VERSION_CODE < KERNEL_VERSION(4, 11, 0) |
| ifp->net->last_rx = jiffies; |
| #endif /* LINUX_VERSION_CODE < KERNEL_VERSION(4, 11, 0) */ |
| |
| if (ntoh16(skb->protocol) != ETHER_TYPE_BRCM) { |
| dhdp->dstats.rx_bytes += skb->len; |
| dhdp->rx_packets++; /* Local count */ |
| ifp->stats.rx_bytes += skb->len; |
| ifp->stats.rx_packets++; |
| } |
| |
| /* XXX WL here makes sure data is 4-byte aligned? */ |
| if (in_interrupt()) { |
| bcm_object_trace_opr(skb, BCM_OBJDBG_REMOVE, |
| __FUNCTION__, __LINE__); |
| #if defined(DHD_LB_RXP) |
| #ifdef ENABLE_DHD_GRO |
| /* The pktlog module clones a skb using skb_clone and |
| * stores the skb point to the ring buffer of the pktlog module. |
| * Once the buffer is full, |
| * the PKTFREE is called for removing the oldest skb. |
| * The kernel panic occurred when the pktlog module free |
| * the rx frame handled by napi_gro_receive(). |
| * It is a fix code that DHD don't use napi_gro_receive() for |
| * the packet used in pktlog module. |
| */ |
| if (dhd_gro_enable && !skb_cloned(skb) && |
| ntoh16(skb->protocol) != ETHER_TYPE_BRCM) { |
| napi_gro_receive(&dhd->rx_napi_struct, skb); |
| } else { |
| netif_receive_skb(skb); |
| } |
| #else |
| netif_receive_skb(skb); |
| #endif /* ENABLE_DHD_GRO */ |
| #else /* !defined(DHD_LB_RXP) */ |
| netif_rx(skb); |
| #endif /* !defined(DHD_LB_RXP) */ |
| } else { |
| if (dhd->rxthread_enabled) { |
| if (!skbhead) |
| skbhead = skb; |
| else |
| PKTSETNEXT(dhdp->osh, skbprev, skb); |
| skbprev = skb; |
| } else { |
| |
| /* If the receive is not processed inside an ISR, |
| * the softirqd must be woken explicitly to service |
| * the NET_RX_SOFTIRQ. In 2.6 kernels, this is handled |
| * by netif_rx_ni(), but in earlier kernels, we need |
| * to do it manually. |
| */ |
| bcm_object_trace_opr(skb, BCM_OBJDBG_REMOVE, |
| __FUNCTION__, __LINE__); |
| |
| #if defined(BCMPCIE) && defined(DHDTCPACK_SUPPRESS) |
| dhd_tcpack_suppress_set(&dhd->pub, TCPACK_SUP_OFF); |
| #endif /* BCMPCIE && DHDTCPACK_SUPPRESS */ |
| #if defined(DHD_LB_RXP) |
| #ifdef ENABLE_DHD_GRO |
| if (dhd_gro_enable && !skb_cloned(skb) && |
| ntoh16(skb->protocol) != ETHER_TYPE_BRCM) { |
| napi_gro_receive(&dhd->rx_napi_struct, skb); |
| } else { |
| netif_receive_skb(skb); |
| } |
| #else |
| netif_receive_skb(skb); |
| #endif /* ENABLE_DHD_GRO */ |
| #else /* !defined(DHD_LB_RXP) */ |
| netif_rx_ni(skb); |
| #endif /* !defined(DHD_LB_RXP) */ |
| } |
| } |
| } |
| |
| if (dhd->rxthread_enabled && skbhead) |
| dhd_sched_rxf(dhdp, skbhead); |
| |
| DHD_OS_WAKE_LOCK_RX_TIMEOUT_ENABLE(dhdp, tout_rx); |
| DHD_OS_WAKE_LOCK_CTRL_TIMEOUT_ENABLE(dhdp, tout_ctrl); |
| } |
| |
| void |
| dhd_event(struct dhd_info *dhd, char *evpkt, int evlen, int ifidx) |
| { |
| /* Linux version has nothing to do */ |
| return; |
| } |
| |
| void |
| dhd_txcomplete(dhd_pub_t *dhdp, void *txp, bool success) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)(dhdp->info); |
| struct ether_header *eh; |
| uint16 type; |
| |
| if (dhdp->tput_data.tput_test_running) { |
| |
| dhdp->batch_tx_pkts_cmpl++; |
| |
| /* don't count the stop pkt */ |
| if (success && |
| dhdp->batch_tx_pkts_cmpl <= dhdp->batch_tx_num_pkts) |
| dhdp->tput_data.pkts_good++; |
| else if (!success) |
| dhdp->tput_data.pkts_bad++; |
| |
| /* we dont care for the stop packet in tput test */ |
| if (dhdp->batch_tx_pkts_cmpl == dhdp->batch_tx_num_pkts) { |
| dhdp->tput_stop_ts = OSL_SYSUPTIME_US(); |
| dhdp->tput_data.pkts_cmpl += dhdp->batch_tx_pkts_cmpl; |
| dhdp->tput_data.num_pkts += dhdp->batch_tx_num_pkts; |
| dhd_os_tput_test_wake(dhdp); |
| } |
| } |
| /* XXX where does this stuff belong to? */ |
| dhd_prot_hdrpull(dhdp, NULL, txp, NULL, NULL); |
| |
| /* XXX Use packet tag when it is available to identify its type */ |
| |
| eh = (struct ether_header *)PKTDATA(dhdp->osh, txp); |
| type = ntoh16(eh->ether_type); |
| |
| if (type == ETHER_TYPE_802_1X) { |
| atomic_dec(&dhd->pend_8021x_cnt); |
| } |
| |
| #ifdef PROP_TXSTATUS |
| if (dhdp->wlfc_state && (dhdp->proptxstatus_mode != WLFC_FCMODE_NONE)) { |
| dhd_if_t *ifp = dhd->iflist[DHD_PKTTAG_IF(PKTTAG(txp))]; |
| uint datalen = PKTLEN(dhd->pub.osh, txp); |
| if (ifp != NULL) { |
| if (success) { |
| dhd->pub.tx_packets++; |
| ifp->stats.tx_packets++; |
| ifp->stats.tx_bytes += datalen; |
| } else { |
| ifp->stats.tx_dropped++; |
| } |
| } |
| } |
| #endif |
| if (success) { |
| dhd->pub.tot_txcpl++; |
| } |
| } |
| |
| int dhd_os_tput_test_wait(dhd_pub_t *pub, uint *condition, |
| uint timeout_ms) |
| { |
| int timeout; |
| |
| /* Convert timeout in millsecond to jiffies */ |
| timeout = msecs_to_jiffies(timeout_ms); |
| pub->tput_test_done = FALSE; |
| condition = (uint *)&pub->tput_test_done; |
| timeout = wait_event_timeout(pub->tx_tput_test_wait, |
| (*condition), timeout); |
| |
| return timeout; |
| } |
| |
| int dhd_os_tput_test_wake(dhd_pub_t * pub) |
| { |
| OSL_SMP_WMB(); |
| pub->tput_test_done = TRUE; |
| OSL_SMP_WMB(); |
| wake_up(&(pub->tx_tput_test_wait)); |
| return 0; |
| } |
| |
| static struct net_device_stats * |
| dhd_get_stats(struct net_device *net) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(net); |
| dhd_if_t *ifp; |
| |
| DHD_TRACE(("%s: Enter\n", __FUNCTION__)); |
| |
| if (!dhd) { |
| DHD_ERROR(("%s : dhd is NULL\n", __FUNCTION__)); |
| goto error; |
| } |
| |
| ifp = dhd_get_ifp_by_ndev(&dhd->pub, net); |
| if (!ifp) { |
| /* return empty stats */ |
| DHD_ERROR(("%s: BAD_IF\n", __FUNCTION__)); |
| goto error; |
| } |
| |
| if (dhd->pub.up) { |
| /* Use the protocol to get dongle stats */ |
| dhd_prot_dstats(&dhd->pub); |
| } |
| return &ifp->stats; |
| |
| error: |
| memset(&net->stats, 0, sizeof(net->stats)); |
| return &net->stats; |
| } |
| |
| static int |
| dhd_watchdog_thread(void *data) |
| { |
| tsk_ctl_t *tsk = (tsk_ctl_t *)data; |
| dhd_info_t *dhd = (dhd_info_t *)tsk->parent; |
| /* This thread doesn't need any user-level access, |
| * so get rid of all our resources |
| */ |
| if (dhd_watchdog_prio > 0) { |
| struct sched_param param; |
| param.sched_priority = (dhd_watchdog_prio < MAX_RT_PRIO)? |
| dhd_watchdog_prio:(MAX_RT_PRIO-1); |
| setScheduler(current, SCHED_FIFO, ¶m); |
| } |
| |
| while (1) { |
| if (down_interruptible (&tsk->sema) == 0) { |
| unsigned long flags; |
| unsigned long jiffies_at_start = jiffies; |
| unsigned long time_lapse; |
| #ifdef BCMPCIE |
| DHD_OS_WD_WAKE_LOCK(&dhd->pub); |
| #endif /* BCMPCIE */ |
| |
| SMP_RD_BARRIER_DEPENDS(); |
| if (tsk->terminated) { |
| #ifdef BCMPCIE |
| DHD_OS_WD_WAKE_UNLOCK(&dhd->pub); |
| #endif /* BCMPCIE */ |
| break; |
| } |
| |
| if (dhd->pub.dongle_reset == FALSE) { |
| DHD_TIMER(("%s:\n", __FUNCTION__)); |
| dhd_analyze_sock_flows(dhd, dhd_watchdog_ms); |
| dhd_bus_watchdog(&dhd->pub); |
| |
| DHD_GENERAL_LOCK(&dhd->pub, flags); |
| /* Count the tick for reference */ |
| dhd->pub.tickcnt++; |
| #ifdef DHD_L2_FILTER |
| dhd_l2_filter_watchdog(&dhd->pub); |
| #endif /* DHD_L2_FILTER */ |
| time_lapse = jiffies - jiffies_at_start; |
| |
| /* Reschedule the watchdog */ |
| if (dhd->wd_timer_valid) { |
| mod_timer(&dhd->timer, |
| jiffies + |
| msecs_to_jiffies(dhd_watchdog_ms) - |
| min(msecs_to_jiffies(dhd_watchdog_ms), time_lapse)); |
| } |
| DHD_GENERAL_UNLOCK(&dhd->pub, flags); |
| } |
| #ifdef BCMPCIE |
| DHD_OS_WD_WAKE_UNLOCK(&dhd->pub); |
| #endif /* BCMPCIE */ |
| } else { |
| break; |
| } |
| } |
| |
| complete_and_exit(&tsk->completed, 0); |
| } |
| |
| static void dhd_watchdog(ulong data) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)data; |
| unsigned long flags; |
| |
| if (dhd->pub.dongle_reset) { |
| return; |
| } |
| |
| if (dhd->thr_wdt_ctl.thr_pid >= 0) { |
| up(&dhd->thr_wdt_ctl.sema); |
| return; |
| } |
| |
| #ifdef BCMPCIE |
| DHD_OS_WD_WAKE_LOCK(&dhd->pub); |
| #endif /* BCMPCIE */ |
| /* Call the bus module watchdog */ |
| dhd_bus_watchdog(&dhd->pub); |
| |
| DHD_GENERAL_LOCK(&dhd->pub, flags); |
| /* Count the tick for reference */ |
| dhd->pub.tickcnt++; |
| |
| #ifdef DHD_L2_FILTER |
| dhd_l2_filter_watchdog(&dhd->pub); |
| #endif /* DHD_L2_FILTER */ |
| /* Reschedule the watchdog */ |
| if (dhd->wd_timer_valid) |
| mod_timer(&dhd->timer, jiffies + msecs_to_jiffies(dhd_watchdog_ms)); |
| DHD_GENERAL_UNLOCK(&dhd->pub, flags); |
| #ifdef BCMPCIE |
| DHD_OS_WD_WAKE_UNLOCK(&dhd->pub); |
| #endif /* BCMPCIE */ |
| } |
| |
| #ifdef DHD_PCIE_RUNTIMEPM |
| static int |
| dhd_rpm_state_thread(void *data) |
| { |
| tsk_ctl_t *tsk = (tsk_ctl_t *)data; |
| dhd_info_t *dhd = (dhd_info_t *)tsk->parent; |
| |
| while (1) { |
| if (down_interruptible (&tsk->sema) == 0) { |
| unsigned long flags; |
| unsigned long jiffies_at_start = jiffies; |
| unsigned long time_lapse; |
| |
| SMP_RD_BARRIER_DEPENDS(); |
| if (tsk->terminated) { |
| break; |
| } |
| |
| if (dhd->pub.dongle_reset == FALSE) { |
| DHD_TIMER(("%s:\n", __FUNCTION__)); |
| if (dhd->pub.up) { |
| #if defined(PCIE_INB_DW) |
| dhd_bus_dw_deassert(&dhd->pub); |
| #endif |
| if (dhd_get_rpm_state(&dhd->pub)) { |
| dhd_runtimepm_state(&dhd->pub); |
| } |
| } |
| DHD_GENERAL_LOCK(&dhd->pub, flags); |
| time_lapse = jiffies - jiffies_at_start; |
| |
| /* Reschedule the watchdog */ |
| if (dhd->rpm_timer_valid) { |
| mod_timer(&dhd->rpm_timer, |
| jiffies + |
| msecs_to_jiffies(dhd_runtimepm_ms) - |
| min(msecs_to_jiffies(dhd_runtimepm_ms), |
| time_lapse)); |
| } |
| DHD_GENERAL_UNLOCK(&dhd->pub, flags); |
| } |
| } else { |
| break; |
| } |
| } |
| |
| complete_and_exit(&tsk->completed, 0); |
| } |
| |
| static void dhd_runtimepm(ulong data) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)data; |
| |
| if (dhd->pub.dongle_reset) { |
| return; |
| } |
| |
| if (dhd->thr_rpm_ctl.thr_pid >= 0) { |
| up(&dhd->thr_rpm_ctl.sema); |
| return; |
| } |
| } |
| |
| void dhd_runtime_pm_disable(dhd_pub_t *dhdp) |
| { |
| dhd_set_rpm_state(dhdp, FALSE); |
| dhdpcie_runtime_bus_wake(dhdp, CAN_SLEEP(), __builtin_return_address(0)); |
| } |
| |
| void dhd_runtime_pm_enable(dhd_pub_t *dhdp) |
| { |
| /* Enable Runtime PM except for MFG Mode */ |
| if (!(dhdp->op_mode & DHD_FLAG_MFG_MODE)) { |
| if (dhd_get_idletime(dhdp)) { |
| dhd_set_rpm_state(dhdp, TRUE); |
| } |
| } |
| } |
| |
| #endif /* DHD_PCIE_RUNTIMEPM */ |
| |
| #ifdef ENABLE_ADAPTIVE_SCHED |
| static void |
| dhd_sched_policy(int prio) |
| { |
| struct sched_param param; |
| if (cpufreq_quick_get(0) <= CUSTOM_CPUFREQ_THRESH) { |
| param.sched_priority = 0; |
| setScheduler(current, SCHED_NORMAL, ¶m); |
| } else { |
| if (get_scheduler_policy(current) != SCHED_FIFO) { |
| param.sched_priority = (prio < MAX_RT_PRIO)? prio : (MAX_RT_PRIO-1); |
| setScheduler(current, SCHED_FIFO, ¶m); |
| } |
| } |
| } |
| #endif /* ENABLE_ADAPTIVE_SCHED */ |
| #ifdef DEBUG_CPU_FREQ |
| static int dhd_cpufreq_notifier(struct notifier_block *nb, unsigned long val, void *data) |
| { |
| dhd_info_t *dhd = container_of(nb, struct dhd_info, freq_trans); |
| struct cpufreq_freqs *freq = data; |
| if (dhd) { |
| if (!dhd->new_freq) |
| goto exit; |
| if (val == CPUFREQ_POSTCHANGE) { |
| DHD_ERROR(("cpu freq is changed to %u kHZ on CPU %d\n", |
| freq->new, freq->cpu)); |
| *per_cpu_ptr(dhd->new_freq, freq->cpu) = freq->new; |
| } |
| } |
| exit: |
| return 0; |
| } |
| #endif /* DEBUG_CPU_FREQ */ |
| static int |
| dhd_dpc_thread(void *data) |
| { |
| tsk_ctl_t *tsk = (tsk_ctl_t *)data; |
| dhd_info_t *dhd = (dhd_info_t *)tsk->parent; |
| |
| /* This thread doesn't need any user-level access, |
| * so get rid of all our resources |
| */ |
| if (dhd_dpc_prio > 0) |
| { |
| struct sched_param param; |
| param.sched_priority = (dhd_dpc_prio < MAX_RT_PRIO)?dhd_dpc_prio:(MAX_RT_PRIO-1); |
| setScheduler(current, SCHED_FIFO, ¶m); |
| } |
| |
| #ifdef CUSTOM_DPC_CPUCORE |
| set_cpus_allowed_ptr(current, cpumask_of(CUSTOM_DPC_CPUCORE)); |
| #endif |
| #ifdef CUSTOM_SET_CPUCORE |
| dhd->pub.current_dpc = current; |
| #endif /* CUSTOM_SET_CPUCORE */ |
| /* Run until signal received */ |
| while (1) { |
| if (!binary_sema_down(tsk)) { |
| #ifdef ENABLE_ADAPTIVE_SCHED |
| dhd_sched_policy(dhd_dpc_prio); |
| #endif /* ENABLE_ADAPTIVE_SCHED */ |
| SMP_RD_BARRIER_DEPENDS(); |
| if (tsk->terminated) { |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| break; |
| } |
| |
| /* Call bus dpc unless it indicated down (then clean stop) */ |
| if (dhd->pub.busstate != DHD_BUS_DOWN) { |
| #ifdef DEBUG_DPC_THREAD_WATCHDOG |
| int resched_cnt = 0; |
| #endif /* DEBUG_DPC_THREAD_WATCHDOG */ |
| dhd_os_wd_timer_extend(&dhd->pub, TRUE); |
| while (dhd_bus_dpc(dhd->pub.bus)) { |
| /* process all data */ |
| #ifdef DEBUG_DPC_THREAD_WATCHDOG |
| resched_cnt++; |
| if (resched_cnt > MAX_RESCHED_CNT) { |
| DHD_INFO(("%s Calling msleep to" |
| "let other processes run. \n", |
| __FUNCTION__)); |
| dhd->pub.dhd_bug_on = true; |
| resched_cnt = 0; |
| OSL_SLEEP(1); |
| } |
| #endif /* DEBUG_DPC_THREAD_WATCHDOG */ |
| } |
| dhd_os_wd_timer_extend(&dhd->pub, FALSE); |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| } else { |
| if (dhd->pub.up) |
| dhd_bus_stop(dhd->pub.bus, TRUE); |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| } |
| } else { |
| break; |
| } |
| } |
| complete_and_exit(&tsk->completed, 0); |
| } |
| |
| static int |
| dhd_rxf_thread(void *data) |
| { |
| tsk_ctl_t *tsk = (tsk_ctl_t *)data; |
| dhd_info_t *dhd = (dhd_info_t *)tsk->parent; |
| #if defined(WAIT_DEQUEUE) |
| #define RXF_WATCHDOG_TIME 250 /* BARK_TIME(1000) / */ |
| ulong watchdogTime = OSL_SYSUPTIME(); /* msec */ |
| #endif |
| dhd_pub_t *pub = &dhd->pub; |
| |
| /* This thread doesn't need any user-level access, |
| * so get rid of all our resources |
| */ |
| if (dhd_rxf_prio > 0) |
| { |
| struct sched_param param; |
| param.sched_priority = (dhd_rxf_prio < MAX_RT_PRIO)?dhd_rxf_prio:(MAX_RT_PRIO-1); |
| setScheduler(current, SCHED_FIFO, ¶m); |
| } |
| |
| #ifdef CUSTOM_SET_CPUCORE |
| dhd->pub.current_rxf = current; |
| #endif /* CUSTOM_SET_CPUCORE */ |
| /* Run until signal received */ |
| while (1) { |
| if (down_interruptible(&tsk->sema) == 0) { |
| void *skb; |
| #ifdef ENABLE_ADAPTIVE_SCHED |
| dhd_sched_policy(dhd_rxf_prio); |
| #endif /* ENABLE_ADAPTIVE_SCHED */ |
| |
| SMP_RD_BARRIER_DEPENDS(); |
| |
| if (tsk->terminated) { |
| DHD_OS_WAKE_UNLOCK(pub); |
| break; |
| } |
| skb = dhd_rxf_dequeue(pub); |
| |
| if (skb == NULL) { |
| continue; |
| } |
| while (skb) { |
| void *skbnext = PKTNEXT(pub->osh, skb); |
| PKTSETNEXT(pub->osh, skb, NULL); |
| bcm_object_trace_opr(skb, BCM_OBJDBG_REMOVE, |
| __FUNCTION__, __LINE__); |
| netif_rx_ni(skb); |
| skb = skbnext; |
| } |
| #if defined(WAIT_DEQUEUE) |
| if (OSL_SYSUPTIME() - watchdogTime > RXF_WATCHDOG_TIME) { |
| OSL_SLEEP(1); |
| watchdogTime = OSL_SYSUPTIME(); |
| } |
| #endif |
| |
| DHD_OS_WAKE_UNLOCK(pub); |
| } else { |
| break; |
| } |
| } |
| complete_and_exit(&tsk->completed, 0); |
| } |
| |
| #ifdef BCMPCIE |
| void dhd_dpc_enable(dhd_pub_t *dhdp) |
| { |
| #if defined(DHD_LB_RXP) || defined(DHD_LB_TXP) |
| dhd_info_t *dhd; |
| |
| if (!dhdp || !dhdp->info) |
| return; |
| dhd = dhdp->info; |
| #endif /* DHD_LB_RXP || DHD_LB_TXP */ |
| |
| #ifdef DHD_LB_RXP |
| __skb_queue_head_init(&dhd->rx_pend_queue); |
| #endif /* DHD_LB_RXP */ |
| |
| #ifdef DHD_LB_TXP |
| skb_queue_head_init(&dhd->tx_pend_queue); |
| #endif /* DHD_LB_TXP */ |
| } |
| #endif /* BCMPCIE */ |
| |
| #ifdef BCMPCIE |
| void |
| dhd_dpc_kill(dhd_pub_t *dhdp) |
| { |
| dhd_info_t *dhd; |
| |
| if (!dhdp) { |
| return; |
| } |
| |
| dhd = dhdp->info; |
| |
| if (!dhd) { |
| return; |
| } |
| |
| if (dhd->thr_dpc_ctl.thr_pid < 0) { |
| tasklet_kill(&dhd->tasklet); |
| DHD_ERROR(("%s: tasklet disabled\n", __FUNCTION__)); |
| } |
| |
| cancel_delayed_work_sync(&dhd->dhd_dpc_dispatcher_work); |
| #ifdef DHD_LB |
| #ifdef DHD_LB_RXP |
| cancel_work_sync(&dhd->rx_napi_dispatcher_work); |
| __skb_queue_purge(&dhd->rx_pend_queue); |
| #endif /* DHD_LB_RXP */ |
| #ifdef DHD_LB_TXP |
| cancel_work_sync(&dhd->tx_dispatcher_work); |
| skb_queue_purge(&dhd->tx_pend_queue); |
| tasklet_kill(&dhd->tx_tasklet); |
| #endif /* DHD_LB_TXP */ |
| #endif /* DHD_LB */ |
| } |
| |
| void |
| dhd_dpc_tasklet_kill(dhd_pub_t *dhdp) |
| { |
| dhd_info_t *dhd; |
| |
| if (!dhdp) { |
| return; |
| } |
| |
| dhd = dhdp->info; |
| |
| if (!dhd) { |
| return; |
| } |
| |
| if (dhd->thr_dpc_ctl.thr_pid < 0) { |
| tasklet_kill(&dhd->tasklet); |
| } |
| } |
| #endif /* BCMPCIE */ |
| |
| static void |
| dhd_dpc(ulong data) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)data; |
| |
| int curr_cpu = get_cpu(); |
| put_cpu(); |
| |
| /* Store current cpu as dpc_cpu */ |
| atomic_set(&dhd->dpc_cpu, curr_cpu); |
| |
| /* this (tasklet) can be scheduled in dhd_sched_dpc[dhd_linux.c] |
| * down below , wake lock is set, |
| * the tasklet is initialized in dhd_attach() |
| */ |
| /* Call bus dpc unless it indicated down (then clean stop) */ |
| if (dhd->pub.busstate != DHD_BUS_DOWN) { |
| #if defined(DHD_LB_STATS) && defined(PCIE_FULL_DONGLE) |
| DHD_LB_STATS_INCR(dhd->dhd_dpc_cnt); |
| #endif /* DHD_LB_STATS && PCIE_FULL_DONGLE */ |
| if (dhd_bus_dpc(dhd->pub.bus)) { |
| tasklet_schedule(&dhd->tasklet); |
| } |
| } else { |
| dhd_bus_stop(dhd->pub.bus, TRUE); |
| } |
| |
| /* Store as prev_dpc_cpu, which will be used in Rx load balancing for deciding candidacy */ |
| atomic_set(&dhd->prev_dpc_cpu, curr_cpu); |
| |
| } |
| |
| void |
| dhd_sched_dpc(dhd_pub_t *dhdp) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)dhdp->info; |
| |
| if (dhd->thr_dpc_ctl.thr_pid >= 0) { |
| DHD_OS_WAKE_LOCK(dhdp); |
| /* If the semaphore does not get up, |
| * wake unlock should be done here |
| */ |
| if (!binary_sema_up(&dhd->thr_dpc_ctl)) { |
| DHD_OS_WAKE_UNLOCK(dhdp); |
| } |
| return; |
| } else { |
| tasklet_schedule(&dhd->tasklet); |
| } |
| } |
| |
| static void |
| dhd_sched_rxf(dhd_pub_t *dhdp, void *skb) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)dhdp->info; |
| |
| DHD_OS_WAKE_LOCK(dhdp); |
| |
| DHD_TRACE(("dhd_sched_rxf: Enter\n")); |
| do { |
| if (dhd_rxf_enqueue(dhdp, skb) == BCME_OK) |
| break; |
| } while (1); |
| if (dhd->thr_rxf_ctl.thr_pid >= 0) { |
| up(&dhd->thr_rxf_ctl.sema); |
| } else { |
| DHD_OS_WAKE_UNLOCK(dhdp); |
| } |
| return; |
| } |
| |
| #if defined(BCM_DNGL_EMBEDIMAGE) || defined(BCM_REQUEST_FW) |
| #endif /* defined(BCM_DNGL_EMBEDIMAGE) || defined(BCM_REQUEST_FW) */ |
| |
| #ifdef TOE |
| /* Retrieve current toe component enables, which are kept as a bitmap in toe_ol iovar */ |
| static int |
| dhd_toe_get(dhd_info_t *dhd, int ifidx, uint32 *toe_ol) |
| { |
| char buf[32]; |
| int ret; |
| |
| ret = dhd_iovar(&dhd->pub, ifidx, "toe_ol", NULL, 0, (char *)&buf, sizeof(buf), FALSE); |
| |
| if (ret < 0) { |
| if (ret == -EIO) { |
| DHD_ERROR(("%s: toe not supported by device\n", dhd_ifname(&dhd->pub, |
| ifidx))); |
| return -EOPNOTSUPP; |
| } |
| |
| DHD_INFO(("%s: could not get toe_ol: ret=%d\n", dhd_ifname(&dhd->pub, ifidx), ret)); |
| return ret; |
| } |
| |
| memcpy(toe_ol, buf, sizeof(uint32)); |
| return 0; |
| } |
| |
| /* Set current toe component enables in toe_ol iovar, and set toe global enable iovar */ |
| static int |
| dhd_toe_set(dhd_info_t *dhd, int ifidx, uint32 toe_ol) |
| { |
| int toe, ret; |
| |
| /* Set toe_ol as requested */ |
| ret = dhd_iovar(&dhd->pub, ifidx, "toe_ol", (char *)&toe_ol, sizeof(toe_ol), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: could not set toe_ol: ret=%d\n", |
| dhd_ifname(&dhd->pub, ifidx), ret)); |
| return ret; |
| } |
| |
| /* Enable toe globally only if any components are enabled. */ |
| toe = (toe_ol != 0); |
| ret = dhd_iovar(&dhd->pub, ifidx, "toe", (char *)&toe, sizeof(toe), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: could not set toe: ret=%d\n", dhd_ifname(&dhd->pub, ifidx), ret)); |
| return ret; |
| } |
| |
| return 0; |
| } |
| #endif /* TOE */ |
| |
| #if defined(WL_CFG80211) && defined(NUM_SCB_MAX_PROBE) |
| void dhd_set_scb_probe(dhd_pub_t *dhd) |
| { |
| wl_scb_probe_t scb_probe; |
| char iovbuf[WL_EVENTING_MASK_LEN + sizeof(wl_scb_probe_t)]; |
| int ret; |
| |
| if (dhd->op_mode & DHD_FLAG_HOSTAP_MODE) { |
| return; |
| } |
| |
| ret = dhd_iovar(dhd, 0, "scb_probe", NULL, 0, iovbuf, sizeof(iovbuf), FALSE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: GET max_scb_probe failed\n", __FUNCTION__)); |
| } |
| |
| memcpy(&scb_probe, iovbuf, sizeof(wl_scb_probe_t)); |
| |
| scb_probe.scb_max_probe = NUM_SCB_MAX_PROBE; |
| |
| ret = dhd_iovar(dhd, 0, "scb_probe", (char *)&scb_probe, sizeof(wl_scb_probe_t), NULL, 0, |
| TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: max_scb_probe setting failed\n", __FUNCTION__)); |
| return; |
| } |
| } |
| #endif /* WL_CFG80211 && NUM_SCB_MAX_PROBE */ |
| |
| static void |
| dhd_ethtool_get_drvinfo(struct net_device *net, struct ethtool_drvinfo *info) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(net); |
| |
| snprintf(info->driver, sizeof(info->driver), "wl"); |
| snprintf(info->version, sizeof(info->version), "%lu", dhd->pub.drv_version); |
| } |
| |
| struct ethtool_ops dhd_ethtool_ops = { |
| .get_drvinfo = dhd_ethtool_get_drvinfo |
| }; |
| |
| static int |
| dhd_ethtool(dhd_info_t *dhd, void *uaddr) |
| { |
| struct ethtool_drvinfo info; |
| char drvname[sizeof(info.driver)]; |
| uint32 cmd; |
| #ifdef TOE |
| struct ethtool_value edata; |
| uint32 toe_cmpnt, csum_dir; |
| int ret; |
| #endif |
| |
| DHD_TRACE(("%s: Enter\n", __FUNCTION__)); |
| |
| /* all ethtool calls start with a cmd word */ |
| if (copy_from_user(&cmd, uaddr, sizeof (uint32))) |
| return -EFAULT; |
| |
| switch (cmd) { |
| case ETHTOOL_GDRVINFO: |
| /* Copy out any request driver name */ |
| bzero(&info.driver, sizeof(info.driver)); |
| if (copy_from_user(&info, uaddr, sizeof(info))) |
| return -EFAULT; |
| if (info.driver[sizeof(info.driver) - 1] != '\0') { |
| DHD_ERROR(("%s: Exceeds the size of info.driver" |
| "truncating last byte with null\n", __FUNCTION__)); |
| info.driver[sizeof(info.driver) - 1] = '\0'; |
| } |
| strlcpy(drvname, info.driver, sizeof(drvname)); |
| |
| /* clear struct for return */ |
| memset(&info, 0, sizeof(info)); |
| info.cmd = cmd; |
| |
| /* if dhd requested, identify ourselves */ |
| if (strcmp(drvname, "?dhd") == 0) { |
| snprintf(info.driver, sizeof(info.driver), "dhd"); |
| strlcpy(info.version, EPI_VERSION_STR, sizeof(info.version)); |
| } |
| |
| /* otherwise, require dongle to be up */ |
| else if (!dhd->pub.up) { |
| DHD_ERROR(("%s: dongle is not up\n", __FUNCTION__)); |
| return -ENODEV; |
| } |
| |
| /* finally, report dongle driver type */ |
| else if (dhd->pub.iswl) |
| snprintf(info.driver, sizeof(info.driver), "wl"); |
| else |
| snprintf(info.driver, sizeof(info.driver), "xx"); |
| |
| snprintf(info.version, sizeof(info.version), "%lu", dhd->pub.drv_version); |
| if (copy_to_user(uaddr, &info, sizeof(info))) |
| return -EFAULT; |
| DHD_CTL(("%s: given %*s, returning %s\n", __FUNCTION__, |
| (int)sizeof(drvname), drvname, info.driver)); |
| break; |
| |
| #ifdef TOE |
| /* Get toe offload components from dongle */ |
| case ETHTOOL_GRXCSUM: |
| case ETHTOOL_GTXCSUM: |
| if ((ret = dhd_toe_get(dhd, 0, &toe_cmpnt)) < 0) |
| return ret; |
| |
| csum_dir = (cmd == ETHTOOL_GTXCSUM) ? TOE_TX_CSUM_OL : TOE_RX_CSUM_OL; |
| |
| edata.cmd = cmd; |
| edata.data = (toe_cmpnt & csum_dir) ? 1 : 0; |
| |
| if (copy_to_user(uaddr, &edata, sizeof(edata))) |
| return -EFAULT; |
| break; |
| |
| /* Set toe offload components in dongle */ |
| case ETHTOOL_SRXCSUM: |
| case ETHTOOL_STXCSUM: |
| if (copy_from_user(&edata, uaddr, sizeof(edata))) |
| return -EFAULT; |
| |
| /* Read the current settings, update and write back */ |
| if ((ret = dhd_toe_get(dhd, 0, &toe_cmpnt)) < 0) |
| return ret; |
| |
| csum_dir = (cmd == ETHTOOL_STXCSUM) ? TOE_TX_CSUM_OL : TOE_RX_CSUM_OL; |
| |
| if (edata.data != 0) |
| toe_cmpnt |= csum_dir; |
| else |
| toe_cmpnt &= ~csum_dir; |
| |
| if ((ret = dhd_toe_set(dhd, 0, toe_cmpnt)) < 0) |
| return ret; |
| |
| /* If setting TX checksum mode, tell Linux the new mode */ |
| if (cmd == ETHTOOL_STXCSUM) { |
| if (edata.data) |
| dhd->iflist[0]->net->features |= NETIF_F_IP_CSUM; |
| else |
| dhd->iflist[0]->net->features &= ~NETIF_F_IP_CSUM; |
| } |
| |
| break; |
| #endif /* TOE */ |
| |
| default: |
| return -EOPNOTSUPP; |
| } |
| |
| return 0; |
| } |
| |
| /* XXX function to detect that FW is dead and send Event up */ |
| static bool dhd_check_hang(struct net_device *net, dhd_pub_t *dhdp, int error) |
| { |
| if (!dhdp) { |
| DHD_ERROR(("%s: dhdp is NULL\n", __FUNCTION__)); |
| return FALSE; |
| } |
| |
| if (!dhdp->up) |
| return FALSE; |
| |
| #if !defined(BCMPCIE) |
| if (dhdp->info->thr_dpc_ctl.thr_pid < 0) { |
| DHD_ERROR(("%s : skipped due to negative pid - unloading?\n", __FUNCTION__)); |
| return FALSE; |
| } |
| #endif |
| |
| if ((error == -ETIMEDOUT) || (error == -EREMOTEIO) || |
| ((dhdp->busstate == DHD_BUS_DOWN) && (!dhdp->dongle_reset))) { |
| #ifdef BCMPCIE |
| DHD_ERROR(("%s: Event HANG send up due to re=%d te=%d d3acke=%d e=%d s=%d\n", |
| __FUNCTION__, dhdp->rxcnt_timeout, dhdp->txcnt_timeout, |
| dhdp->d3ackcnt_timeout, error, dhdp->busstate)); |
| #else |
| DHD_ERROR(("%s: Event HANG send up due to re=%d te=%d e=%d s=%d\n", __FUNCTION__, |
| dhdp->rxcnt_timeout, dhdp->txcnt_timeout, error, dhdp->busstate)); |
| #endif /* BCMPCIE */ |
| if (dhdp->hang_reason == 0) { |
| if (dhdp->dongle_trap_occured) { |
| dhdp->hang_reason = HANG_REASON_DONGLE_TRAP; |
| #ifdef BCMPCIE |
| } else if (dhdp->d3ackcnt_timeout) { |
| dhdp->hang_reason = dhdp->is_sched_error ? |
| HANG_REASON_D3_ACK_TIMEOUT_SCHED_ERROR : |
| HANG_REASON_D3_ACK_TIMEOUT; |
| #endif /* BCMPCIE */ |
| } else { |
| dhdp->hang_reason = dhdp->is_sched_error ? |
| HANG_REASON_IOCTL_RESP_TIMEOUT_SCHED_ERROR : |
| HANG_REASON_IOCTL_RESP_TIMEOUT; |
| } |
| } |
| net_os_send_hang_message(net); |
| return TRUE; |
| } |
| return FALSE; |
| } |
| |
| #ifdef WL_MONITOR |
| bool |
| dhd_monitor_enabled(dhd_pub_t *dhd, int ifidx) |
| { |
| return (dhd->info->monitor_type != 0); |
| } |
| |
| void |
| dhd_rx_mon_pkt(dhd_pub_t *dhdp, host_rxbuf_cmpl_t* msg, void *pkt, int ifidx) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)dhdp->info; |
| { |
| uint8 amsdu_flag = (msg->flags & BCMPCIE_PKT_FLAGS_MONITOR_MASK) >> |
| BCMPCIE_PKT_FLAGS_MONITOR_SHIFT; |
| switch (amsdu_flag) { |
| case BCMPCIE_PKT_FLAGS_MONITOR_NO_AMSDU: |
| default: |
| if (!dhd->monitor_skb) { |
| if ((dhd->monitor_skb = PKTTONATIVE(dhdp->osh, pkt)) |
| == NULL) |
| return; |
| } |
| if (dhd->monitor_type && dhd->monitor_dev) |
| dhd->monitor_skb->dev = dhd->monitor_dev; |
| else { |
| PKTFREE(dhdp->osh, pkt, FALSE); |
| dhd->monitor_skb = NULL; |
| return; |
| } |
| dhd->monitor_skb->protocol = |
| eth_type_trans(dhd->monitor_skb, dhd->monitor_skb->dev); |
| dhd->monitor_len = 0; |
| break; |
| |
| case BCMPCIE_PKT_FLAGS_MONITOR_FIRST_PKT: |
| if (!dhd->monitor_skb) { |
| if ((dhd->monitor_skb = dev_alloc_skb(MAX_MON_PKT_SIZE)) |
| == NULL) |
| return; |
| dhd->monitor_len = 0; |
| } |
| if (dhd->monitor_type && dhd->monitor_dev) |
| dhd->monitor_skb->dev = dhd->monitor_dev; |
| else { |
| PKTFREE(dhdp->osh, pkt, FALSE); |
| dev_kfree_skb(dhd->monitor_skb); |
| return; |
| } |
| memcpy(PKTDATA(dhdp->osh, dhd->monitor_skb), |
| PKTDATA(dhdp->osh, pkt), PKTLEN(dhdp->osh, pkt)); |
| dhd->monitor_len = PKTLEN(dhdp->osh, pkt); |
| PKTFREE(dhdp->osh, pkt, FALSE); |
| return; |
| |
| case BCMPCIE_PKT_FLAGS_MONITOR_INTER_PKT: |
| memcpy(PKTDATA(dhdp->osh, dhd->monitor_skb) + dhd->monitor_len, |
| PKTDATA(dhdp->osh, pkt), PKTLEN(dhdp->osh, pkt)); |
| dhd->monitor_len += PKTLEN(dhdp->osh, pkt); |
| PKTFREE(dhdp->osh, pkt, FALSE); |
| return; |
| |
| case BCMPCIE_PKT_FLAGS_MONITOR_LAST_PKT: |
| memcpy(PKTDATA(dhdp->osh, dhd->monitor_skb) + dhd->monitor_len, |
| PKTDATA(dhdp->osh, pkt), PKTLEN(dhdp->osh, pkt)); |
| dhd->monitor_len += PKTLEN(dhdp->osh, pkt); |
| PKTFREE(dhdp->osh, pkt, FALSE); |
| skb_put(dhd->monitor_skb, dhd->monitor_len); |
| dhd->monitor_skb->protocol = |
| eth_type_trans(dhd->monitor_skb, dhd->monitor_skb->dev); |
| dhd->monitor_len = 0; |
| break; |
| } |
| } |
| |
| if (skb_headroom(dhd->monitor_skb) < ETHER_HDR_LEN) { |
| struct sk_buff *skb2; |
| |
| DHD_INFO(("%s: insufficient headroom\n", |
| dhd_ifname(&dhd->pub, ifidx))); |
| |
| skb2 = skb_realloc_headroom(dhd->monitor_skb, ETHER_HDR_LEN); |
| |
| dev_kfree_skb(dhd->monitor_skb); |
| if ((dhd->monitor_skb = skb2) == NULL) { |
| DHD_ERROR(("%s: skb_realloc_headroom failed\n", |
| dhd_ifname(&dhd->pub, ifidx))); |
| return; |
| } |
| } |
| PKTPUSH(dhd->pub.osh, dhd->monitor_skb, ETHER_HDR_LEN); |
| |
| /* XXX WL here makes sure data is 4-byte aligned? */ |
| if (in_interrupt()) { |
| bcm_object_trace_opr(skb, BCM_OBJDBG_REMOVE, |
| __FUNCTION__, __LINE__); |
| netif_rx(dhd->monitor_skb); |
| } else { |
| /* If the receive is not processed inside an ISR, |
| * the softirqd must be woken explicitly to service |
| * the NET_RX_SOFTIRQ. In 2.6 kernels, this is handled |
| * by netif_rx_ni(), but in earlier kernels, we need |
| * to do it manually. |
| */ |
| bcm_object_trace_opr(dhd->monitor_skb, BCM_OBJDBG_REMOVE, |
| __FUNCTION__, __LINE__); |
| |
| netif_rx_ni(dhd->monitor_skb); |
| } |
| |
| dhd->monitor_skb = NULL; |
| } |
| |
| typedef struct dhd_mon_dev_priv { |
| struct net_device_stats stats; |
| } dhd_mon_dev_priv_t; |
| |
| #define DHD_MON_DEV_PRIV_SIZE (sizeof(dhd_mon_dev_priv_t)) |
| #define DHD_MON_DEV_PRIV(dev) ((dhd_mon_dev_priv_t *)DEV_PRIV(dev)) |
| #define DHD_MON_DEV_STATS(dev) (((dhd_mon_dev_priv_t *)DEV_PRIV(dev))->stats) |
| |
| static int |
| dhd_monitor_start(struct sk_buff *skb, struct net_device *dev) |
| { |
| PKTFREE(NULL, skb, FALSE); |
| return 0; |
| } |
| |
| #if defined(BT_OVER_SDIO) |
| |
| void |
| dhdsdio_bus_usr_cnt_inc(dhd_pub_t *dhdp) |
| { |
| dhdp->info->bus_user_count++; |
| } |
| |
| void |
| dhdsdio_bus_usr_cnt_dec(dhd_pub_t *dhdp) |
| { |
| dhdp->info->bus_user_count--; |
| } |
| |
| /* Return values: |
| * Success: Returns 0 |
| * Failure: Returns -1 or errono code |
| */ |
| int |
| dhd_bus_get(wlan_bt_handle_t handle, bus_owner_t owner) |
| { |
| dhd_pub_t *dhdp = (dhd_pub_t *)handle; |
| dhd_info_t *dhd = (dhd_info_t *)dhdp->info; |
| int ret = 0; |
| |
| mutex_lock(&dhd->bus_user_lock); |
| ++dhd->bus_user_count; |
| if (dhd->bus_user_count < 0) { |
| DHD_ERROR(("%s(): bus_user_count is negative, which is invalid\n", __FUNCTION__)); |
| ret = -1; |
| goto exit; |
| } |
| |
| if (dhd->bus_user_count == 1) { |
| |
| dhd->pub.hang_was_sent = 0; |
| |
| /* First user, turn on WL_REG, start the bus */ |
| DHD_ERROR(("%s(): First user Turn On WL_REG & start the bus", __FUNCTION__)); |
| |
| if (!wifi_platform_set_power(dhd->adapter, TRUE, WIFI_TURNON_DELAY)) { |
| /* Enable F1 */ |
| ret = dhd_bus_resume(dhdp, 0); |
| if (ret) { |
| DHD_ERROR(("%s(): Failed to enable F1, err=%d\n", |
| __FUNCTION__, ret)); |
| goto exit; |
| } |
| } |
| |
| /* XXX Some DHD modules (e.g. cfg80211) configures operation mode based on firmware |
| * name. This is indeed a hack but we have to make it work properly before we have |
| * a better solution |
| */ |
| dhd_update_fw_nv_path(dhd); |
| /* update firmware and nvram path to sdio bus */ |
| dhd_bus_update_fw_nv_path(dhd->pub.bus, |
| dhd->fw_path, dhd->nv_path); |
| /* download the firmware, Enable F2 */ |
| /* TODO: Should be done only in case of FW switch */ |
| ret = dhd_bus_devreset(dhdp, FALSE); |
| dhd_bus_resume(dhdp, 1); |
| if (!ret) { |
| if (dhd_sync_with_dongle(&dhd->pub) < 0) { |
| DHD_ERROR(("%s(): Sync with dongle failed!!\n", __FUNCTION__)); |
| ret = -EFAULT; |
| } |
| } else { |
| DHD_ERROR(("%s(): Failed to download, err=%d\n", __FUNCTION__, ret)); |
| } |
| } else { |
| DHD_ERROR(("%s(): BUS is already acquired, just increase the count %d \r\n", |
| __FUNCTION__, dhd->bus_user_count)); |
| } |
| exit: |
| mutex_unlock(&dhd->bus_user_lock); |
| return ret; |
| } |
| EXPORT_SYMBOL(dhd_bus_get); |
| |
| /* Return values: |
| * Success: Returns 0 |
| * Failure: Returns -1 or errono code |
| */ |
| int |
| dhd_bus_put(wlan_bt_handle_t handle, bus_owner_t owner) |
| { |
| dhd_pub_t *dhdp = (dhd_pub_t *)handle; |
| dhd_info_t *dhd = (dhd_info_t *)dhdp->info; |
| int ret = 0; |
| BCM_REFERENCE(owner); |
| |
| mutex_lock(&dhd->bus_user_lock); |
| --dhd->bus_user_count; |
| if (dhd->bus_user_count < 0) { |
| DHD_ERROR(("%s(): bus_user_count is negative, which is invalid\n", __FUNCTION__)); |
| dhd->bus_user_count = 0; |
| ret = -1; |
| goto exit; |
| } |
| |
| if (dhd->bus_user_count == 0) { |
| /* Last user, stop the bus and turn Off WL_REG */ |
| DHD_ERROR(("%s(): There are no owners left Trunf Off WL_REG & stop the bus \r\n", |
| __FUNCTION__)); |
| #ifdef PROP_TXSTATUS |
| if (dhd->pub.wlfc_enabled) { |
| dhd_wlfc_deinit(&dhd->pub); |
| } |
| #endif /* PROP_TXSTATUS */ |
| #ifdef PNO_SUPPORT |
| if (dhd->pub.pno_state) { |
| dhd_pno_deinit(&dhd->pub); |
| } |
| #endif /* PNO_SUPPORT */ |
| #ifdef RTT_SUPPORT |
| if (dhd->pub.rtt_state) { |
| dhd_rtt_deinit(&dhd->pub); |
| } |
| #endif /* RTT_SUPPORT */ |
| ret = dhd_bus_devreset(dhdp, TRUE); |
| if (!ret) { |
| dhd_bus_suspend(dhdp); |
| wifi_platform_set_power(dhd->adapter, FALSE, WIFI_TURNOFF_DELAY); |
| } |
| } else { |
| DHD_ERROR(("%s(): Other owners using bus, decrease the count %d \r\n", |
| __FUNCTION__, dhd->bus_user_count)); |
| } |
| exit: |
| mutex_unlock(&dhd->bus_user_lock); |
| return ret; |
| } |
| EXPORT_SYMBOL(dhd_bus_put); |
| |
| int |
| dhd_net_bus_get(struct net_device *dev) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| return dhd_bus_get(&dhd->pub, WLAN_MODULE); |
| } |
| |
| int |
| dhd_net_bus_put(struct net_device *dev) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| return dhd_bus_put(&dhd->pub, WLAN_MODULE); |
| } |
| |
| /* |
| * Function to enable the Bus Clock |
| * Returns BCME_OK on success and BCME_xxx on failure |
| * |
| * This function is not callable from non-sleepable context |
| */ |
| int dhd_bus_clk_enable(wlan_bt_handle_t handle, bus_owner_t owner) |
| { |
| dhd_pub_t *dhdp = (dhd_pub_t *)handle; |
| |
| int ret; |
| |
| dhd_os_sdlock(dhdp); |
| /* |
| * The second argument is TRUE, that means, we expect |
| * the function to "wait" until the clocks are really |
| * available |
| */ |
| ret = __dhdsdio_clk_enable(dhdp->bus, owner, TRUE); |
| dhd_os_sdunlock(dhdp); |
| |
| return ret; |
| } |
| EXPORT_SYMBOL(dhd_bus_clk_enable); |
| |
| /* |
| * Function to disable the Bus Clock |
| * Returns BCME_OK on success and BCME_xxx on failure |
| * |
| * This function is not callable from non-sleepable context |
| */ |
| int dhd_bus_clk_disable(wlan_bt_handle_t handle, bus_owner_t owner) |
| { |
| dhd_pub_t *dhdp = (dhd_pub_t *)handle; |
| |
| int ret; |
| |
| dhd_os_sdlock(dhdp); |
| /* |
| * The second argument is TRUE, that means, we expect |
| * the function to "wait" until the clocks are really |
| * disabled |
| */ |
| ret = __dhdsdio_clk_disable(dhdp->bus, owner, TRUE); |
| dhd_os_sdunlock(dhdp); |
| |
| return ret; |
| } |
| EXPORT_SYMBOL(dhd_bus_clk_disable); |
| |
| /* |
| * Function to reset bt_use_count counter to zero. |
| * |
| * This function is not callable from non-sleepable context |
| */ |
| void dhd_bus_reset_bt_use_count(wlan_bt_handle_t handle) |
| { |
| dhd_pub_t *dhdp = (dhd_pub_t *)handle; |
| |
| /* take the lock and reset bt use count */ |
| dhd_os_sdlock(dhdp); |
| dhdsdio_reset_bt_use_count(dhdp->bus); |
| dhd_os_sdunlock(dhdp); |
| } |
| EXPORT_SYMBOL(dhd_bus_reset_bt_use_count); |
| |
| void dhd_bus_retry_hang_recovery(wlan_bt_handle_t handle) |
| { |
| dhd_pub_t *dhdp = (dhd_pub_t *)handle; |
| dhd_info_t *dhd = (dhd_info_t*)dhdp->info; |
| |
| dhdp->hang_was_sent = 0; |
| |
| dhd_os_send_hang_message(&dhd->pub); |
| } |
| EXPORT_SYMBOL(dhd_bus_retry_hang_recovery); |
| |
| #endif /* BT_OVER_SDIO */ |
| |
| static int |
| dhd_monitor_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) |
| { |
| return 0; |
| } |
| |
| static struct net_device_stats* |
| dhd_monitor_get_stats(struct net_device *dev) |
| { |
| return &DHD_MON_DEV_STATS(dev); |
| } |
| |
| static const struct net_device_ops netdev_monitor_ops = |
| { |
| .ndo_start_xmit = dhd_monitor_start, |
| .ndo_get_stats = dhd_monitor_get_stats, |
| .ndo_do_ioctl = dhd_monitor_ioctl |
| }; |
| |
| static void |
| dhd_add_monitor_if(dhd_info_t *dhd) |
| { |
| struct net_device *dev; |
| char *devname; |
| uint32 scan_suppress = FALSE; |
| int ret = BCME_OK; |
| |
| if (!dhd) { |
| DHD_ERROR(("%s: dhd info not available \n", __FUNCTION__)); |
| return; |
| } |
| |
| if (dhd->monitor_dev) { |
| DHD_ERROR(("%s: monitor i/f already exists", __FUNCTION__)); |
| return; |
| } |
| |
| dev = alloc_etherdev(DHD_MON_DEV_PRIV_SIZE); |
| if (!dev) { |
| DHD_ERROR(("%s: alloc wlif failed\n", __FUNCTION__)); |
| return; |
| } |
| |
| devname = "radiotap"; |
| |
| snprintf(dev->name, sizeof(dev->name), "%s%u", devname, dhd->unit); |
| |
| #ifndef ARPHRD_IEEE80211_PRISM /* From Linux 2.4.18 */ |
| #define ARPHRD_IEEE80211_PRISM 802 |
| #endif |
| |
| #ifndef ARPHRD_IEEE80211_RADIOTAP |
| #define ARPHRD_IEEE80211_RADIOTAP 803 /* IEEE 802.11 + radiotap header */ |
| #endif /* ARPHRD_IEEE80211_RADIOTAP */ |
| |
| dev->type = ARPHRD_IEEE80211_RADIOTAP; |
| |
| dev->netdev_ops = &netdev_monitor_ops; |
| |
| /* XXX: This is called from IOCTL path, in this case, rtnl_lock is already taken. |
| * So, register_netdev() shouldn't be called. It leads to deadlock. |
| * To avoid deadlock due to rtnl_lock(), register_netdevice() should be used. |
| */ |
| if (register_netdevice(dev)) { |
| DHD_ERROR(("%s, register_netdev failed for %s\n", |
| __FUNCTION__, dev->name)); |
| free_netdev(dev); |
| return; |
| } |
| |
| if (FW_SUPPORTED((&dhd->pub), monitor)) { |
| #ifdef DHD_PCIE_RUNTIMEPM |
| /* Disable RuntimePM in monitor mode */ |
| DHD_DISABLE_RUNTIME_PM(&dhd->pub); |
| DHD_ERROR(("%s : disable runtime PM in monitor mode\n", __FUNCTION__)); |
| #endif /* DHD_PCIE_RUNTIME_PM */ |
| scan_suppress = TRUE; |
| /* Set the SCAN SUPPRESS Flag in the firmware to disable scan in Monitor mode */ |
| ret = dhd_iovar(&dhd->pub, 0, "scansuppress", (char *)&scan_suppress, |
| sizeof(scan_suppress), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: scansuppress set failed, ret=%d\n", __FUNCTION__, ret)); |
| } |
| } |
| |
| dhd->monitor_dev = dev; |
| } |
| |
| static void |
| dhd_del_monitor_if(dhd_info_t *dhd) |
| { |
| int ret = BCME_OK; |
| uint32 scan_suppress = FALSE; |
| |
| if (!dhd) { |
| DHD_ERROR(("%s: dhd info not available \n", __FUNCTION__)); |
| return; |
| } |
| |
| if (!dhd->monitor_dev) { |
| DHD_ERROR(("%s: monitor i/f doesn't exist\n", __FUNCTION__)); |
| return; |
| } |
| |
| if (FW_SUPPORTED((&dhd->pub), monitor)) { |
| #ifdef DHD_PCIE_RUNTIMEPM |
| /* Enable RuntimePM */ |
| DHD_ENABLE_RUNTIME_PM(&dhd->pub); |
| DHD_ERROR(("%s : enabled runtime PM\n", __FUNCTION__)); |
| #endif /* DHD_PCIE_RUNTIME_PM */ |
| scan_suppress = FALSE; |
| /* Unset the SCAN SUPPRESS Flag in the firmware to enable scan */ |
| ret = dhd_iovar(&dhd->pub, 0, "scansuppress", (char *)&scan_suppress, |
| sizeof(scan_suppress), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: scansuppress set failed, ret=%d\n", __FUNCTION__, ret)); |
| } |
| } |
| |
| if (dhd->monitor_dev) { |
| if (dhd->monitor_dev->reg_state == NETREG_UNINITIALIZED) { |
| free_netdev(dhd->monitor_dev); |
| } else { |
| if (rtnl_is_locked()) { |
| unregister_netdevice(dhd->monitor_dev); |
| } else { |
| unregister_netdev(dhd->monitor_dev); |
| } |
| } |
| dhd->monitor_dev = NULL; |
| } |
| } |
| |
| static void |
| dhd_set_monitor(dhd_pub_t *pub, int ifidx, int val) |
| { |
| dhd_info_t *dhd = pub->info; |
| |
| DHD_TRACE(("%s: val %d\n", __FUNCTION__, val)); |
| |
| dhd_net_if_lock_local(dhd); |
| if (!val) { |
| /* Delete monitor */ |
| dhd_del_monitor_if(dhd); |
| } else { |
| /* Add monitor */ |
| dhd_add_monitor_if(dhd); |
| } |
| dhd->monitor_type = val; |
| dhd_net_if_unlock_local(dhd); |
| } |
| #endif /* WL_MONITOR */ |
| |
| #if defined(DHD_H2D_LOG_TIME_SYNC) |
| /* |
| * Helper function: |
| * Used for RTE console message time syncing with Host printk |
| */ |
| void dhd_h2d_log_time_sync_deferred_wq_schedule(dhd_pub_t *dhdp) |
| { |
| dhd_info_t *info = dhdp->info; |
| |
| /* Ideally the "state" should be always TRUE */ |
| dhd_deferred_schedule_work(info->dhd_deferred_wq, NULL, |
| DHD_WQ_WORK_H2D_CONSOLE_TIME_STAMP_MATCH, |
| dhd_deferred_work_rte_log_time_sync, |
| DHD_WQ_WORK_PRIORITY_LOW); |
| } |
| |
| void |
| dhd_deferred_work_rte_log_time_sync(void *handle, void *event_info, u8 event) |
| { |
| dhd_info_t *dhd_info = handle; |
| dhd_pub_t *dhd; |
| |
| if (event != DHD_WQ_WORK_H2D_CONSOLE_TIME_STAMP_MATCH) { |
| DHD_ERROR(("%s: unexpected event \n", __FUNCTION__)); |
| return; |
| } |
| |
| if (!dhd_info) { |
| DHD_ERROR(("%s: dhd info not available \n", __FUNCTION__)); |
| return; |
| } |
| |
| dhd = &dhd_info->pub; |
| |
| /* |
| * Function to send IOVAR for console timesyncing |
| * between Host and Dongle. |
| * If the IOVAR fails, |
| * 1. dhd_rte_time_sync_ms is set to 0 and |
| * 2. HOST Dongle console time sync will *not* happen. |
| */ |
| dhd_h2d_log_time_sync(dhd); |
| } |
| #endif /* DHD_H2D_LOG_TIME_SYNC */ |
| |
| int dhd_ioctl_process(dhd_pub_t *pub, int ifidx, dhd_ioctl_t *ioc, void *data_buf) |
| { |
| int bcmerror = BCME_OK; |
| int buflen = 0; |
| struct net_device *net; |
| |
| net = dhd_idx2net(pub, ifidx); |
| if (!net) { |
| bcmerror = BCME_BADARG; |
| /* |
| * The netdev pointer is bad means the DHD can't communicate |
| * to higher layers, so just return from here |
| */ |
| return bcmerror; |
| } |
| |
| /* check for local dhd ioctl and handle it */ |
| if (ioc->driver == DHD_IOCTL_MAGIC) { |
| if (data_buf) { |
| /* Return error if nvram size is too big */ |
| if (!bcmstricmp((char *)data_buf, "vars")) { |
| DHD_ERROR(("%s: nvram len(%d) MAX_NVRAMBUF_SIZE(%d)\n", |
| __FUNCTION__, ioc->len, MAX_NVRAMBUF_SIZE)); |
| if (ioc->len > MAX_NVRAMBUF_SIZE) { |
| DHD_ERROR(("%s: nvram len(%d) > MAX_NVRAMBUF_SIZE(%d)\n", |
| __FUNCTION__, ioc->len, MAX_NVRAMBUF_SIZE)); |
| bcmerror = BCME_BUFTOOLONG; |
| goto done; |
| } |
| buflen = ioc->len; |
| } else { |
| /* This is a DHD IOVAR, truncate buflen to DHD_IOCTL_MAXLEN */ |
| buflen = MIN(ioc->len, DHD_IOCTL_MAXLEN); |
| } |
| } |
| bcmerror = dhd_ioctl((void *)pub, ioc, data_buf, buflen); |
| if (bcmerror) |
| pub->bcmerror = bcmerror; |
| goto done; |
| } |
| |
| /* This is a WL IOVAR, truncate buflen to WLC_IOCTL_MAXLEN */ |
| if (data_buf) |
| buflen = MIN(ioc->len, WLC_IOCTL_MAXLEN); |
| |
| /* send to dongle (must be up, and wl). */ |
| if (pub->busstate == DHD_BUS_DOWN || pub->busstate == DHD_BUS_LOAD) { |
| if ((!pub->dongle_trap_occured) && allow_delay_fwdl) { |
| int ret; |
| if (atomic_read(&exit_in_progress)) { |
| DHD_ERROR(("%s module exit in progress\n", __func__)); |
| bcmerror = BCME_DONGLE_DOWN; |
| goto done; |
| } |
| ret = dhd_bus_start(pub); |
| if (ret != 0) { |
| DHD_ERROR(("%s: failed with code %d\n", __FUNCTION__, ret)); |
| bcmerror = BCME_DONGLE_DOWN; |
| goto done; |
| } |
| } else { |
| bcmerror = BCME_DONGLE_DOWN; |
| goto done; |
| } |
| } |
| |
| if (!pub->iswl) { |
| bcmerror = BCME_DONGLE_DOWN; |
| goto done; |
| } |
| |
| /* |
| * Flush the TX queue if required for proper message serialization: |
| * Intercept WLC_SET_KEY IOCTL - serialize M4 send and set key IOCTL to |
| * prevent M4 encryption and |
| * intercept WLC_DISASSOC IOCTL - serialize WPS-DONE and WLC_DISASSOC IOCTL to |
| * prevent disassoc frame being sent before WPS-DONE frame. |
| */ |
| if (ioc->cmd == WLC_SET_KEY || |
| (ioc->cmd == WLC_SET_VAR && data_buf != NULL && |
| strncmp("wsec_key", data_buf, 9) == 0) || |
| (ioc->cmd == WLC_SET_VAR && data_buf != NULL && |
| strncmp("bsscfg:wsec_key", data_buf, 15) == 0) || |
| ioc->cmd == WLC_DISASSOC) |
| dhd_wait_pend8021x(net); |
| |
| if ((ioc->cmd == WLC_SET_VAR || ioc->cmd == WLC_GET_VAR) && |
| data_buf != NULL && strncmp("rpc_", data_buf, 4) == 0) { |
| bcmerror = BCME_UNSUPPORTED; |
| goto done; |
| } |
| |
| /* XXX this typecast is BAD !!! */ |
| bcmerror = dhd_wl_ioctl(pub, ifidx, (wl_ioctl_t *)ioc, data_buf, buflen); |
| |
| #ifdef WL_MONITOR |
| /* Intercept monitor ioctl here, add/del monitor if */ |
| if (bcmerror == BCME_OK && ioc->cmd == WLC_SET_MONITOR) { |
| int val = 0; |
| if (data_buf != NULL && buflen != 0) { |
| if (buflen >= 4) { |
| val = *(int*)data_buf; |
| } else if (buflen >= 2) { |
| val = *(short*)data_buf; |
| } else { |
| val = *(char*)data_buf; |
| } |
| } |
| dhd_set_monitor(pub, ifidx, val); |
| } |
| #endif /* WL_MONITOR */ |
| |
| done: |
| dhd_check_hang(net, pub, bcmerror); |
| |
| return bcmerror; |
| } |
| |
| /* XXX For the moment, local ioctls will return BCM errors */ |
| /* XXX Others return linux codes, need to be changed... */ |
| /** |
| * Called by the OS (optionally via a wrapper function). |
| * @param net Linux per dongle instance |
| * @param ifr Linux request structure |
| * @param cmd e.g. SIOCETHTOOL |
| */ |
| static int |
| dhd_ioctl_entry(struct net_device *net, struct ifreq *ifr, int cmd) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(net); |
| dhd_ioctl_t ioc; |
| int bcmerror = 0; |
| int ifidx; |
| int ret; |
| void *local_buf = NULL; /**< buffer in kernel space */ |
| void __user *ioc_buf_user = NULL; /**< buffer in user space */ |
| u16 buflen = 0; |
| |
| if (atomic_read(&exit_in_progress)) { |
| DHD_ERROR(("%s module exit in progress\n", __func__)); |
| bcmerror = BCME_DONGLE_DOWN; |
| return OSL_ERROR(bcmerror); |
| } |
| |
| DHD_OS_WAKE_LOCK(&dhd->pub); |
| |
| /* Interface up check for built-in type */ |
| if (!dhd_download_fw_on_driverload && dhd->pub.up == FALSE) { |
| DHD_TRACE(("%s: Interface is down \n", __FUNCTION__)); |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| return OSL_ERROR(BCME_NOTUP); |
| } |
| |
| ifidx = dhd_net2idx(dhd, net); |
| DHD_TRACE(("%s: ifidx %d, cmd 0x%04x\n", __FUNCTION__, ifidx, cmd)); |
| |
| #if defined(WL_STATIC_IF) |
| /* skip for static ndev when it is down */ |
| if (dhd_is_static_ndev(&dhd->pub, net) && !(net->flags & IFF_UP)) { |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| return -1; |
| } |
| #endif /* WL_STATIC_iF */ |
| |
| if (ifidx == DHD_BAD_IF) { |
| DHD_ERROR(("%s: BAD IF\n", __FUNCTION__)); |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| return -1; |
| } |
| |
| if (cmd == SIOCETHTOOL) { |
| ret = dhd_ethtool(dhd, (void*)ifr->ifr_data); |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| return ret; |
| } |
| |
| if (cmd == SIOCDEVPRIVATE+1) { |
| ret = wl_android_priv_cmd(net, ifr); |
| dhd_check_hang(net, &dhd->pub, ret); |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| return ret; |
| } |
| |
| if (cmd != SIOCDEVPRIVATE) { |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| return -EOPNOTSUPP; |
| } |
| |
| memset(&ioc, 0, sizeof(ioc)); |
| |
| #ifdef CONFIG_COMPAT |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 6, 0)) |
| if (in_compat_syscall()) { |
| #else |
| if (is_compat_task()) { |
| #endif /* LINUX_VER >= 4.6 */ |
| compat_wl_ioctl_t compat_ioc; |
| if (copy_from_user(&compat_ioc, ifr->ifr_data, sizeof(compat_wl_ioctl_t))) { |
| bcmerror = BCME_BADADDR; |
| goto done; |
| } |
| ioc.cmd = compat_ioc.cmd; |
| ioc.buf = compat_ptr(compat_ioc.buf); |
| ioc.len = compat_ioc.len; |
| ioc.set = compat_ioc.set; |
| ioc.used = compat_ioc.used; |
| ioc.needed = compat_ioc.needed; |
| /* To differentiate between wl and dhd read 4 more byes */ |
| if ((copy_from_user(&ioc.driver, (char *)ifr->ifr_data + sizeof(compat_wl_ioctl_t), |
| sizeof(uint)) != 0)) { |
| bcmerror = BCME_BADADDR; |
| goto done; |
| } |
| } else |
| #endif /* CONFIG_COMPAT */ |
| { |
| /* Copy the ioc control structure part of ioctl request */ |
| if (copy_from_user(&ioc, ifr->ifr_data, sizeof(wl_ioctl_t))) { |
| bcmerror = BCME_BADADDR; |
| goto done; |
| } |
| |
| /* To differentiate between wl and dhd read 4 more byes */ |
| if ((copy_from_user(&ioc.driver, (char *)ifr->ifr_data + sizeof(wl_ioctl_t), |
| sizeof(uint)) != 0)) { |
| bcmerror = BCME_BADADDR; |
| goto done; |
| } |
| } |
| |
| if (!capable(CAP_NET_ADMIN)) { |
| bcmerror = BCME_EPERM; |
| goto done; |
| } |
| |
| /* Take backup of ioc.buf and restore later */ |
| ioc_buf_user = ioc.buf; |
| |
| if (ioc.len > 0) { |
| buflen = MIN(ioc.len, DHD_IOCTL_MAXLEN); |
| if (!(local_buf = MALLOC(dhd->pub.osh, buflen+1))) { |
| bcmerror = BCME_NOMEM; |
| goto done; |
| } |
| |
| if (copy_from_user(local_buf, ioc.buf, buflen)) { |
| bcmerror = BCME_BADADDR; |
| goto done; |
| } |
| |
| *((char *)local_buf + buflen) = '\0'; |
| |
| /* For some platforms accessing userspace memory |
| * of ioc.buf is causing kernel panic, so to avoid that |
| * make ioc.buf pointing to kernel space memory local_buf |
| */ |
| ioc.buf = local_buf; |
| } |
| |
| /* Skip all the non DHD iovars (wl iovars) after f/w hang */ |
| if (ioc.driver != DHD_IOCTL_MAGIC && dhd->pub.hang_was_sent) { |
| DHD_TRACE(("%s: HANG was sent up earlier\n", __FUNCTION__)); |
| DHD_OS_WAKE_LOCK_CTRL_TIMEOUT_ENABLE(&dhd->pub, DHD_EVENT_TIMEOUT_MS); |
| bcmerror = BCME_DONGLE_DOWN; |
| goto done; |
| } |
| |
| bcmerror = dhd_ioctl_process(&dhd->pub, ifidx, &ioc, local_buf); |
| |
| /* Restore back userspace pointer to ioc.buf */ |
| ioc.buf = ioc_buf_user; |
| |
| if (!bcmerror && buflen && local_buf && ioc.buf) { |
| if (copy_to_user(ioc.buf, local_buf, buflen)) |
| bcmerror = -EFAULT; |
| } |
| |
| done: |
| if (local_buf) |
| MFREE(dhd->pub.osh, local_buf, buflen+1); |
| |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| |
| return OSL_ERROR(bcmerror); |
| } |
| |
| #if defined(WL_CFG80211) && defined(SUPPORT_DEEP_SLEEP) |
| /* Flags to indicate if we distingish power off policy when |
| * user set the memu "Keep Wi-Fi on during sleep" to "Never" |
| */ |
| int trigger_deep_sleep = 0; |
| #endif /* WL_CFG80211 && SUPPORT_DEEP_SLEEP */ |
| |
| #ifdef FIX_CPU_MIN_CLOCK |
| static int dhd_init_cpufreq_fix(dhd_info_t *dhd) |
| { |
| if (dhd) { |
| mutex_init(&dhd->cpufreq_fix); |
| dhd->cpufreq_fix_status = FALSE; |
| } |
| return 0; |
| } |
| |
| static void dhd_fix_cpu_freq(dhd_info_t *dhd) |
| { |
| mutex_lock(&dhd->cpufreq_fix); |
| if (dhd && !dhd->cpufreq_fix_status) { |
| pm_qos_add_request(&dhd->dhd_cpu_qos, PM_QOS_CPU_FREQ_MIN, 300000); |
| #ifdef FIX_BUS_MIN_CLOCK |
| pm_qos_add_request(&dhd->dhd_bus_qos, PM_QOS_BUS_THROUGHPUT, 400000); |
| #endif /* FIX_BUS_MIN_CLOCK */ |
| DHD_ERROR(("pm_qos_add_requests called\n")); |
| |
| dhd->cpufreq_fix_status = TRUE; |
| } |
| mutex_unlock(&dhd->cpufreq_fix); |
| } |
| |
| static void dhd_rollback_cpu_freq(dhd_info_t *dhd) |
| { |
| mutex_lock(&dhd ->cpufreq_fix); |
| if (dhd && dhd->cpufreq_fix_status != TRUE) { |
| mutex_unlock(&dhd->cpufreq_fix); |
| return; |
| } |
| |
| pm_qos_remove_request(&dhd->dhd_cpu_qos); |
| #ifdef FIX_BUS_MIN_CLOCK |
| pm_qos_remove_request(&dhd->dhd_bus_qos); |
| #endif /* FIX_BUS_MIN_CLOCK */ |
| DHD_ERROR(("pm_qos_add_requests called\n")); |
| |
| dhd->cpufreq_fix_status = FALSE; |
| mutex_unlock(&dhd->cpufreq_fix); |
| } |
| #endif /* FIX_CPU_MIN_CLOCK */ |
| |
| #ifdef DHD_PCIE_NATIVE_RUNTIMEPM |
| static int |
| dhd_ioctl_entry_wrapper(struct net_device *net, struct ifreq *ifr, int cmd) |
| { |
| int error; |
| dhd_info_t *dhd = DHD_DEV_INFO(net); |
| |
| if (atomic_read(&dhd->pub.block_bus)) |
| return -EHOSTDOWN; |
| |
| if (pm_runtime_get_sync(dhd_bus_to_dev(dhd->pub.bus)) < 0) |
| return BCME_ERROR; |
| |
| error = dhd_ioctl_entry(net, ifr, cmd); |
| |
| pm_runtime_mark_last_busy(dhd_bus_to_dev(dhd->pub.bus)); |
| pm_runtime_put_autosuspend(dhd_bus_to_dev(dhd->pub.bus)); |
| |
| return error; |
| } |
| #endif /* DHD_PCIE_NATIVE_RUNTIMEPM */ |
| |
| static int |
| dhd_stop(struct net_device *net) |
| { |
| int ifidx = 0; |
| bool skip_reset = false; |
| #ifdef WL_CFG80211 |
| unsigned long flags = 0; |
| #ifdef WL_STATIC_IF |
| struct bcm_cfg80211 *cfg = wl_get_cfg(net); |
| #endif /* WL_STATIC_IF */ |
| #endif /* WL_CFG80211 */ |
| dhd_info_t *dhd = DHD_DEV_INFO(net); |
| DHD_OS_WAKE_LOCK(&dhd->pub); |
| DHD_TRACE(("%s: Enter %p\n", __FUNCTION__, net)); |
| dhd->pub.rxcnt_timeout = 0; |
| dhd->pub.txcnt_timeout = 0; |
| |
| #ifdef BCMPCIE |
| dhd->pub.d3ackcnt_timeout = 0; |
| #endif /* BCMPCIE */ |
| |
| mutex_lock(&dhd->pub.ndev_op_sync); |
| if (dhd->pub.up == 0) { |
| goto exit; |
| } |
| #if defined(DHD_HANG_SEND_UP_TEST) |
| if (dhd->pub.req_hang_type) { |
| DHD_ERROR(("%s, Clear HANG test request 0x%x\n", |
| __FUNCTION__, dhd->pub.req_hang_type)); |
| dhd->pub.req_hang_type = 0; |
| } |
| #endif /* DHD_HANG_SEND_UP_TEST */ |
| |
| #ifdef FIX_CPU_MIN_CLOCK |
| if (dhd_get_fw_mode(dhd) == DHD_FLAG_HOSTAP_MODE) |
| dhd_rollback_cpu_freq(dhd); |
| #endif /* FIX_CPU_MIN_CLOCK */ |
| |
| ifidx = dhd_net2idx(dhd, net); |
| BCM_REFERENCE(ifidx); |
| |
| DHD_ERROR(("%s: ######### called for ifidx=%d #########\n", __FUNCTION__, ifidx)); |
| |
| #if defined(WL_STATIC_IF) && defined(WL_CFG80211) |
| /* If static if is operational, don't reset the chip */ |
| if (IS_CFG80211_STATIC_IF_ACTIVE(cfg)) { |
| DHD_ERROR(("static if operational. skip chip reset.\n")); |
| skip_reset = true; |
| wl_cfg80211_sta_ifdown(net); |
| goto exit; |
| } |
| #endif /* WL_STATIC_IF && WL_CFG80211 */ |
| |
| #ifdef WL_CFG80211 |
| if (ifidx == 0) { |
| dhd_if_t *ifp; |
| wl_cfg80211_down(net); |
| |
| DHD_ERROR(("%s: making dhdpub up FALSE\n", __FUNCTION__)); |
| #ifdef WL_CFG80211 |
| /* Disable Runtime PM before interface down */ |
| DHD_STOP_RPM_TIMER(&dhd->pub); |
| |
| DHD_UP_LOCK(&dhd->pub.up_lock, flags); |
| dhd->pub.up = 0; |
| DHD_UP_UNLOCK(&dhd->pub.up_lock, flags); |
| #else |
| dhd->pub.up = 0; |
| #endif /* WL_CFG80211 */ |
| |
| ifp = dhd->iflist[0]; |
| /* |
| * For CFG80211: Clean up all the left over virtual interfaces |
| * when the primary Interface is brought down. [ifconfig wlan0 down] |
| */ |
| if (!dhd_download_fw_on_driverload) { |
| DHD_STATLOG_CTRL(&dhd->pub, ST(WLAN_POWER_OFF), ifidx, 0); |
| if ((dhd->dhd_state & DHD_ATTACH_STATE_ADD_IF) && |
| (dhd->dhd_state & DHD_ATTACH_STATE_CFG80211)) { |
| int i; |
| #ifdef DHD_4WAYM4_FAIL_DISCONNECT |
| dhd_cleanup_m4_state_work(&dhd->pub, ifidx); |
| #endif /* DHD_4WAYM4_FAIL_DISCONNECT */ |
| #ifdef DHD_PKTDUMP_ROAM |
| dhd_dump_pkt_clear(&dhd->pub); |
| #endif /* DHD_PKTDUMP_ROAM */ |
| |
| dhd_net_if_lock_local(dhd); |
| for (i = 1; i < DHD_MAX_IFS; i++) |
| dhd_remove_if(&dhd->pub, i, FALSE); |
| |
| if (ifp && ifp->net) { |
| dhd_if_del_sta_list(ifp); |
| } |
| #ifdef ARP_OFFLOAD_SUPPORT |
| if (dhd_inetaddr_notifier_registered) { |
| dhd_inetaddr_notifier_registered = FALSE; |
| unregister_inetaddr_notifier(&dhd_inetaddr_notifier); |
| } |
| #endif /* ARP_OFFLOAD_SUPPORT */ |
| #if defined(CONFIG_IPV6) && defined(IPV6_NDO_SUPPORT) |
| if (dhd_inet6addr_notifier_registered) { |
| dhd_inet6addr_notifier_registered = FALSE; |
| unregister_inet6addr_notifier(&dhd_inet6addr_notifier); |
| } |
| #endif /* CONFIG_IPV6 && IPV6_NDO_SUPPORT */ |
| dhd_net_if_unlock_local(dhd); |
| } |
| cancel_work_sync(dhd->dhd_deferred_wq); |
| |
| #ifdef SHOW_LOGTRACE |
| /* Wait till event logs work/kthread finishes */ |
| dhd_cancel_logtrace_process_sync(dhd); |
| #endif /* SHOW_LOGTRACE */ |
| |
| #ifdef EWP_EDL |
| cancel_delayed_work_sync(&dhd->edl_dispatcher_work); |
| #endif |
| |
| #if defined(DHD_LB_RXP) |
| __skb_queue_purge(&dhd->rx_pend_queue); |
| #endif /* DHD_LB_RXP */ |
| |
| #if defined(DHD_LB_TXP) |
| skb_queue_purge(&dhd->tx_pend_queue); |
| #endif /* DHD_LB_TXP */ |
| } |
| #ifdef DHDTCPACK_SUPPRESS |
| dhd_tcpack_suppress_set(&dhd->pub, TCPACK_SUP_OFF); |
| #endif /* DHDTCPACK_SUPPRESS */ |
| #if defined(DHD_LB_RXP) |
| if (ifp && ifp->net == dhd->rx_napi_netdev) { |
| DHD_INFO(("%s napi<%p> disabled ifp->net<%p,%s>\n", |
| __FUNCTION__, &dhd->rx_napi_struct, net, net->name)); |
| skb_queue_purge(&dhd->rx_napi_queue); |
| napi_disable(&dhd->rx_napi_struct); |
| netif_napi_del(&dhd->rx_napi_struct); |
| DHD_GENERAL_LOCK(&dhd->pub, flags); |
| DHD_BUS_BUSY_CLEAR_IN_NAPI(&dhd->pub); |
| DHD_GENERAL_UNLOCK(&dhd->pub, flags); |
| dhd->rx_napi_netdev = NULL; |
| } |
| #endif /* DHD_LB_RXP */ |
| } |
| #endif /* WL_CFG80211 */ |
| |
| DHD_SSSR_DUMP_DEINIT(&dhd->pub); |
| #ifdef DHD_SDTC_ETB_DUMP |
| if (dhd->pub.sdtc_etb_inited) { |
| dhd_sdtc_etb_deinit(&dhd->pub); |
| } |
| #endif /* DHD_SDTC_ETB_DUMP */ |
| |
| #ifdef PROP_TXSTATUS |
| dhd_wlfc_cleanup(&dhd->pub, NULL, 0); |
| #endif |
| #ifdef SHOW_LOGTRACE |
| if (!dhd_download_fw_on_driverload) { |
| /* Release the skbs from queue for WLC_E_TRACE event */ |
| dhd_event_logtrace_flush_queue(&dhd->pub); |
| if (dhd->dhd_state & DHD_ATTACH_LOGTRACE_INIT) { |
| if (dhd->event_data.fmts) { |
| MFREE(dhd->pub.osh, dhd->event_data.fmts, |
| dhd->event_data.fmts_size); |
| } |
| if (dhd->event_data.raw_fmts) { |
| MFREE(dhd->pub.osh, dhd->event_data.raw_fmts, |
| dhd->event_data.raw_fmts_size); |
| } |
| if (dhd->event_data.raw_sstr) { |
| MFREE(dhd->pub.osh, dhd->event_data.raw_sstr, |
| dhd->event_data.raw_sstr_size); |
| } |
| if (dhd->event_data.rom_raw_sstr) { |
| MFREE(dhd->pub.osh, dhd->event_data.rom_raw_sstr, |
| dhd->event_data.rom_raw_sstr_size); |
| } |
| dhd->dhd_state &= ~DHD_ATTACH_LOGTRACE_INIT; |
| } |
| } |
| #endif /* SHOW_LOGTRACE */ |
| #ifdef DEBUGABILITY |
| /* Stop all ring buffer */ |
| dhd_os_reset_logging(&dhd->pub); |
| #endif |
| #ifdef APF |
| dhd_dev_apf_delete_filter(net); |
| #endif /* APF */ |
| |
| /* Stop the protocol module */ |
| dhd_prot_stop(&dhd->pub); |
| |
| OLD_MOD_DEC_USE_COUNT; |
| exit: |
| if (skip_reset == false) { |
| #if defined(WL_CFG80211) |
| if (ifidx == 0 && !dhd_download_fw_on_driverload) { |
| #if defined(WLAN_ACCEL_BOOT) |
| wl_android_wifi_accel_off(net, dhd->wl_accel_force_reg_on); |
| #else |
| #if defined(BT_OVER_SDIO) |
| dhd_bus_put(&dhd->pub, WLAN_MODULE); |
| wl_android_set_wifi_on_flag(FALSE); |
| #else |
| wl_android_wifi_off(net, TRUE); |
| #endif /* BT_OVER_SDIO */ |
| #endif /* WLAN_ACCEL_BOOT */ |
| } |
| #ifdef SUPPORT_DEEP_SLEEP |
| else { |
| /* CSP#505233: Flags to indicate if we distingish |
| * power off policy when user set the memu |
| * "Keep Wi-Fi on during sleep" to "Never" |
| */ |
| if (trigger_deep_sleep) { |
| dhd_deepsleep(net, 1); |
| trigger_deep_sleep = 0; |
| } |
| } |
| #endif /* SUPPORT_DEEP_SLEEP */ |
| #endif |
| dhd->pub.hang_was_sent = 0; |
| dhd->pub.hang_was_pending = 0; |
| |
| /* Clear country spec for for built-in type driver */ |
| if (!dhd_download_fw_on_driverload) { |
| dhd->pub.dhd_cspec.country_abbrev[0] = 0x00; |
| dhd->pub.dhd_cspec.rev = 0; |
| dhd->pub.dhd_cspec.ccode[0] = 0x00; |
| } |
| |
| #ifdef BCMDBGFS |
| dhd_dbgfs_remove(); |
| #endif |
| } |
| |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| |
| /* Destroy wakelock */ |
| if (!dhd_download_fw_on_driverload && |
| (dhd->dhd_state & DHD_ATTACH_STATE_WAKELOCKS_INIT) && |
| (skip_reset == false)) { |
| DHD_OS_WAKE_LOCK_DESTROY(dhd); |
| dhd->dhd_state &= ~DHD_ATTACH_STATE_WAKELOCKS_INIT; |
| } |
| |
| mutex_unlock(&dhd->pub.ndev_op_sync); |
| return 0; |
| } |
| |
| #if defined(WL_CFG80211) && (defined(USE_INITIAL_2G_SCAN) || \ |
| defined(USE_INITIAL_SHORT_DWELL_TIME)) |
| extern bool g_first_broadcast_scan; |
| #endif /* OEM_ANDROID && WL_CFG80211 && (USE_INITIAL_2G_SCAN || USE_INITIAL_SHORT_DWELL_TIME) */ |
| |
| #ifdef WL11U |
| static int dhd_interworking_enable(dhd_pub_t *dhd) |
| { |
| uint32 enable = true; |
| int ret = BCME_OK; |
| |
| ret = dhd_iovar(dhd, 0, "interworking", (char *)&enable, sizeof(enable), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: enableing interworking failed, ret=%d\n", __FUNCTION__, ret)); |
| } |
| |
| return ret; |
| } |
| #endif /* WL11u */ |
| |
| #if defined(WLAN_ACCEL_BOOT) |
| void |
| dhd_verify_firmware_name_change(dhd_info_t *dhd) |
| { |
| DHD_ERROR(("%s: firmware_path:%s dhd->fw_path=%s\n", __FUNCTION__, |
| firmware_path, dhd->fw_path)); |
| |
| if (firmware_path[0] == '\0') { |
| strlcpy(firmware_path, dhd->fw_path, sizeof(firmware_path)); |
| } |
| |
| /* |
| * In phones, dhd->fw_path will be appended with chip versions (eg bcmdhd_sta.bin_b0), |
| * so instead of direct compare with module param, search for sub string presence. |
| */ |
| if (bcmstrnstr(dhd->fw_path, sizeof(dhd->fw_path), firmware_path, sizeof(firmware_path)) |
| == NULL) { |
| DHD_ERROR(("%s: firmware path has changed, set force reg on", __FUNCTION__)); |
| dhd->wl_accel_force_reg_on = TRUE; |
| } |
| } |
| #endif /* WLAN_ACCEL_BOOT */ |
| |
| int |
| dhd_open(struct net_device *net) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(net); |
| #ifdef TOE |
| uint32 toe_ol; |
| #endif |
| int ifidx; |
| int32 ret = 0; |
| |
| #if defined(PREVENT_REOPEN_DURING_HANG) |
| /* WAR : to prevent calling dhd_open abnormally in quick succession after hang event */ |
| if (dhd->pub.hang_was_sent == 1) { |
| DHD_ERROR(("%s: HANG was sent up earlier\n", __FUNCTION__)); |
| /* Force to bring down WLAN interface in case dhd_stop() is not called |
| * from the upper layer when HANG event is triggered. |
| */ |
| if (!dhd_download_fw_on_driverload && dhd->pub.up == 1) { |
| DHD_ERROR(("%s: WLAN interface is not brought down\n", __FUNCTION__)); |
| dhd_stop(net); |
| } else { |
| return -1; |
| } |
| } |
| #endif /* PREVENT_REOPEN_DURING_HANG */ |
| |
| mutex_lock(&dhd->pub.ndev_op_sync); |
| |
| if (dhd->pub.up == 1) { |
| /* already up */ |
| DHD_INFO(("Primary net_device is already up \n")); |
| mutex_unlock(&dhd->pub.ndev_op_sync); |
| return BCME_OK; |
| } |
| |
| if (!dhd_download_fw_on_driverload) { |
| #if defined(WLAN_ACCEL_BOOT) |
| if (dhd->wl_accel_boot_on_done == FALSE) { |
| DHD_ERROR(("%s: WLAN accel boot not done yet\n", __FUNCTION__)); |
| mutex_unlock(&dhd->pub.ndev_op_sync); |
| return -1; |
| } |
| #endif /* WLAN_ACCEL_BOOT */ |
| if (!dhd_driver_init_done) { |
| DHD_ERROR(("%s: WLAN driver is not initialized\n", __FUNCTION__)); |
| mutex_unlock(&dhd->pub.ndev_op_sync); |
| return -1; |
| } |
| /* Init wakelock */ |
| if (!(dhd->dhd_state & DHD_ATTACH_STATE_WAKELOCKS_INIT)) { |
| DHD_OS_WAKE_LOCK_INIT(dhd); |
| dhd->dhd_state |= DHD_ATTACH_STATE_WAKELOCKS_INIT; |
| } |
| |
| #ifdef SHOW_LOGTRACE |
| skb_queue_head_init(&dhd->evt_trace_queue); |
| |
| if (!(dhd->dhd_state & DHD_ATTACH_LOGTRACE_INIT)) { |
| ret = dhd_init_logstrs_array(dhd->pub.osh, &dhd->event_data); |
| if (ret == BCME_OK) { |
| dhd_init_static_strs_array(dhd->pub.osh, &dhd->event_data, |
| st_str_file_path, map_file_path); |
| dhd_init_static_strs_array(dhd->pub.osh, &dhd->event_data, |
| rom_st_str_file_path, rom_map_file_path); |
| dhd->dhd_state |= DHD_ATTACH_LOGTRACE_INIT; |
| } |
| } |
| #endif /* SHOW_LOGTRACE */ |
| } |
| |
| #if defined(MULTIPLE_SUPPLICANT) |
| #if defined(BCMSDIO) |
| if (mutex_is_locked(&_dhd_sdio_mutex_lock_) != 0) { |
| DHD_ERROR(("%s : dhd_open: call dev open before insmod complete!\n", __FUNCTION__)); |
| } |
| mutex_lock(&_dhd_sdio_mutex_lock_); |
| #endif /* BCMSDIO */ |
| #endif /* MULTIPLE_SUPPLICANT */ |
| |
| DHD_OS_WAKE_LOCK(&dhd->pub); |
| dhd->pub.dongle_trap_occured = 0; |
| dhd->pub.hang_was_sent = 0; |
| dhd->pub.hang_was_pending = 0; |
| dhd->pub.hang_reason = 0; |
| dhd->pub.iovar_timeout_occured = 0; |
| #ifdef PCIE_FULL_DONGLE |
| dhd->pub.d3ack_timeout_occured = 0; |
| dhd->pub.livelock_occured = 0; |
| dhd->pub.pktid_audit_failed = 0; |
| #endif /* PCIE_FULL_DONGLE */ |
| dhd->pub.iface_op_failed = 0; |
| dhd->pub.scan_timeout_occurred = 0; |
| dhd->pub.scan_busy_occurred = 0; |
| dhd->pub.smmu_fault_occurred = 0; |
| #ifdef DHD_LOSSLESS_ROAMING |
| dhd->pub.dequeue_prec_map = ALLPRIO; |
| #endif |
| #if !defined(WL_CFG80211) |
| /* |
| * Force start if ifconfig_up gets called before START command |
| * We keep WEXT's wl_control_wl_start to provide backward compatibility |
| * This should be removed in the future |
| */ |
| ret = wl_control_wl_start(net); |
| if (ret != 0) { |
| DHD_ERROR(("%s: failed with code %d\n", __FUNCTION__, ret)); |
| ret = -1; |
| goto exit; |
| } |
| |
| #endif |
| |
| ifidx = dhd_net2idx(dhd, net); |
| DHD_TRACE(("%s: ifidx %d\n", __FUNCTION__, ifidx)); |
| |
| if (ifidx < 0) { |
| DHD_ERROR(("%s: Error: called with invalid IF\n", __FUNCTION__)); |
| ret = -1; |
| goto exit; |
| } |
| |
| if (!dhd->iflist[ifidx]) { |
| DHD_ERROR(("%s: Error: called when IF already deleted\n", __FUNCTION__)); |
| ret = -1; |
| goto exit; |
| } |
| |
| DHD_ERROR(("%s: ######### called for ifidx=%d #########\n", __FUNCTION__, ifidx)); |
| |
| #if defined(WLAN_ACCEL_BOOT) |
| dhd_verify_firmware_name_change(dhd); |
| #endif /* WLAN_ACCEL_BOOT */ |
| |
| if (ifidx == 0) { |
| atomic_set(&dhd->pend_8021x_cnt, 0); |
| #if defined(WL_CFG80211) |
| if (!dhd_download_fw_on_driverload) { |
| DHD_ERROR(("\n%s\n", dhd_version)); |
| DHD_STATLOG_CTRL(&dhd->pub, ST(WLAN_POWER_ON), ifidx, 0); |
| #if defined(USE_INITIAL_2G_SCAN) || defined(USE_INITIAL_SHORT_DWELL_TIME) |
| g_first_broadcast_scan = TRUE; |
| #endif /* USE_INITIAL_2G_SCAN || USE_INITIAL_SHORT_DWELL_TIME */ |
| #ifdef SHOW_LOGTRACE |
| /* dhd_cancel_logtrace_process_sync is called in dhd_stop |
| * for built-in models. Need to start logtrace kthread before |
| * calling wifi on, because once wifi is on, EDL will be in action |
| * any moment, and if kthread is not active, FW event logs will |
| * not be available |
| */ |
| if (dhd_reinit_logtrace_process(dhd) != BCME_OK) { |
| goto exit; |
| } |
| #endif /* SHOW_LOGTRACE */ |
| #if defined(WLAN_ACCEL_BOOT) |
| ret = wl_android_wifi_accel_on(net, dhd->wl_accel_force_reg_on); |
| /* Enable wl_accel_force_reg_on if ON fails, else disable it */ |
| if (ret) { |
| dhd->wl_accel_force_reg_on = TRUE; |
| } else { |
| dhd->wl_accel_force_reg_on = FALSE; |
| } |
| #else |
| #if defined(BT_OVER_SDIO) |
| ret = dhd_bus_get(&dhd->pub, WLAN_MODULE); |
| wl_android_set_wifi_on_flag(TRUE); |
| #else |
| ret = wl_android_wifi_on(net); |
| #endif /* BT_OVER_SDIO */ |
| #endif /* WLAN_ACCEL_BOOT */ |
| if (ret != 0) { |
| DHD_ERROR(("%s : wl_android_wifi_on failed (%d)\n", |
| __FUNCTION__, ret)); |
| ret = -1; |
| goto exit; |
| } |
| } |
| #ifdef SUPPORT_DEEP_SLEEP |
| else { |
| /* Flags to indicate if we distingish |
| * power off policy when user set the memu |
| * "Keep Wi-Fi on during sleep" to "Never" |
| */ |
| if (trigger_deep_sleep) { |
| #if defined(USE_INITIAL_2G_SCAN) || defined(USE_INITIAL_SHORT_DWELL_TIME) |
| g_first_broadcast_scan = TRUE; |
| #endif /* USE_INITIAL_2G_SCAN || USE_INITIAL_SHORT_DWELL_TIME */ |
| dhd_deepsleep(net, 0); |
| trigger_deep_sleep = 0; |
| } |
| } |
| #endif /* SUPPORT_DEEP_SLEEP */ |
| #ifdef FIX_CPU_MIN_CLOCK |
| if (dhd_get_fw_mode(dhd) == DHD_FLAG_HOSTAP_MODE) { |
| dhd_init_cpufreq_fix(dhd); |
| dhd_fix_cpu_freq(dhd); |
| } |
| #endif /* FIX_CPU_MIN_CLOCK */ |
| #endif |
| |
| if (dhd->pub.busstate != DHD_BUS_DATA) { |
| |
| /* try to bring up bus */ |
| |
| #ifdef DHD_PCIE_NATIVE_RUNTIMEPM |
| if (pm_runtime_get_sync(dhd_bus_to_dev(dhd->pub.bus)) >= 0) { |
| ret = dhd_bus_start(&dhd->pub); |
| pm_runtime_mark_last_busy(dhd_bus_to_dev(dhd->pub.bus)); |
| pm_runtime_put_autosuspend(dhd_bus_to_dev(dhd->pub.bus)); |
| } |
| #else |
| ret = dhd_bus_start(&dhd->pub); |
| #endif /* DHD_PCIE_NATIVE_RUNTIMEPM */ |
| |
| if (ret) { |
| DHD_ERROR(("%s: failed with code %d\n", __FUNCTION__, ret)); |
| ret = -1; |
| goto exit; |
| } |
| |
| } |
| |
| #ifdef BT_OVER_SDIO |
| if (dhd->pub.is_bt_recovery_required) { |
| DHD_ERROR(("%s: Send Hang Notification 2 to BT\n", __FUNCTION__)); |
| bcmsdh_btsdio_process_dhd_hang_notification(TRUE); |
| } |
| dhd->pub.is_bt_recovery_required = FALSE; |
| #endif |
| |
| /* dhd_sync_with_dongle has been called in dhd_bus_start or wl_android_wifi_on */ |
| memcpy(net->dev_addr, dhd->pub.mac.octet, ETHER_ADDR_LEN); |
| |
| #ifdef TOE |
| /* Get current TOE mode from dongle */ |
| if (dhd_toe_get(dhd, ifidx, &toe_ol) >= 0 && (toe_ol & TOE_TX_CSUM_OL) != 0) { |
| dhd->iflist[ifidx]->net->features |= NETIF_F_IP_CSUM; |
| } else { |
| dhd->iflist[ifidx]->net->features &= ~NETIF_F_IP_CSUM; |
| } |
| #endif /* TOE */ |
| |
| #ifdef DHD_LB |
| #ifdef ENABLE_DHD_GRO |
| dhd->iflist[ifidx]->net->features |= NETIF_F_GRO; |
| #endif /* ENABLE_DHD_GRO */ |
| |
| #if defined(DHD_LB_RXP) |
| __skb_queue_head_init(&dhd->rx_pend_queue); |
| if (dhd->rx_napi_netdev == NULL) { |
| dhd->rx_napi_netdev = dhd->iflist[ifidx]->net; |
| memset(&dhd->rx_napi_struct, 0, sizeof(struct napi_struct)); |
| netif_napi_add(dhd->rx_napi_netdev, &dhd->rx_napi_struct, |
| dhd_napi_poll, dhd_napi_weight); |
| DHD_INFO(("%s napi<%p> enabled ifp->net<%p,%s> dhd_napi_weight: %d\n", |
| __FUNCTION__, &dhd->rx_napi_struct, net, |
| net->name, dhd_napi_weight)); |
| napi_enable(&dhd->rx_napi_struct); |
| DHD_INFO(("%s load balance init rx_napi_struct\n", __FUNCTION__)); |
| skb_queue_head_init(&dhd->rx_napi_queue); |
| __skb_queue_head_init(&dhd->rx_process_queue); |
| } /* rx_napi_netdev == NULL */ |
| #endif /* DHD_LB_RXP */ |
| |
| #if defined(DHD_LB_TXP) |
| /* Use the variant that uses locks */ |
| skb_queue_head_init(&dhd->tx_pend_queue); |
| #endif /* DHD_LB_TXP */ |
| dhd->dhd_lb_candidacy_override = FALSE; |
| #endif /* DHD_LB */ |
| netdev_update_features(net); |
| #ifdef DHD_PM_OVERRIDE |
| g_pm_override = FALSE; |
| #endif /* DHD_PM_OVERRIDE */ |
| #if defined(WL_CFG80211) |
| if (unlikely(wl_cfg80211_up(net))) { |
| DHD_ERROR(("%s: failed to bring up cfg80211\n", __FUNCTION__)); |
| ret = -1; |
| goto exit; |
| } |
| if (!dhd_download_fw_on_driverload) { |
| #ifdef ARP_OFFLOAD_SUPPORT |
| dhd->pend_ipaddr = 0; |
| if (!dhd_inetaddr_notifier_registered) { |
| dhd_inetaddr_notifier_registered = TRUE; |
| register_inetaddr_notifier(&dhd_inetaddr_notifier); |
| } |
| #endif /* ARP_OFFLOAD_SUPPORT */ |
| #if defined(CONFIG_IPV6) && defined(IPV6_NDO_SUPPORT) |
| if (!dhd_inet6addr_notifier_registered) { |
| dhd_inet6addr_notifier_registered = TRUE; |
| register_inet6addr_notifier(&dhd_inet6addr_notifier); |
| } |
| #endif /* CONFIG_IPV6 && IPV6_NDO_SUPPORT */ |
| } |
| #if defined(DHDTCPACK_SUPPRESS) && defined(BCMSDIO) |
| dhd_tcpack_suppress_set(&dhd->pub, TCPACK_SUP_DELAYTX); |
| #endif /* DHDTCPACK_SUPPRESS */ |
| #if defined(DHD_CONTROL_PCIE_ASPM_WIFI_TURNON) |
| dhd_bus_aspm_enable_rc_ep(dhd->pub.bus, TRUE); |
| #endif /* DHD_CONTROL_PCIE_ASPM_WIFI_TURNON */ |
| #if defined(DHD_CONTROL_PCIE_CPUCORE_WIFI_TURNON) |
| dhd_irq_set_affinity(&dhd->pub, cpumask_of(0)); |
| #endif /* DHD_CONTROL_PCIE_CPUCORE_WIFI_TURNON */ |
| #if defined(BCMPCIE) && defined(DHDTCPACK_SUPPRESS) |
| dhd_tcpack_suppress_set(&dhd->pub, TCPACK_SUP_OFF); |
| #endif /* BCMPCIE && DHDTCPACK_SUPPRESS */ |
| #if defined(NUM_SCB_MAX_PROBE) |
| dhd_set_scb_probe(&dhd->pub); |
| #endif /* NUM_SCB_MAX_PROBE */ |
| #endif /* WL_CFG80211 */ |
| } |
| |
| dhd->pub.up = 1; |
| DHD_START_RPM_TIMER(&dhd->pub); |
| |
| if (wl_event_enable) { |
| /* For wl utility to receive events */ |
| dhd->pub.wl_event_enabled = true; |
| } else { |
| dhd->pub.wl_event_enabled = false; |
| } |
| |
| if (logtrace_pkt_sendup) { |
| /* For any deamon to recieve logtrace */ |
| dhd->pub.logtrace_pkt_sendup = true; |
| } else { |
| dhd->pub.logtrace_pkt_sendup = false; |
| } |
| |
| OLD_MOD_INC_USE_COUNT; |
| |
| #ifdef BCMDBGFS |
| dhd_dbgfs_init(&dhd->pub); |
| #endif |
| |
| exit: |
| mutex_unlock(&dhd->pub.ndev_op_sync); |
| if (ret) { |
| dhd_stop(net); |
| } |
| |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| |
| #if defined(MULTIPLE_SUPPLICANT) |
| #if defined(BCMSDIO) |
| mutex_unlock(&_dhd_sdio_mutex_lock_); |
| #endif /* BCMSDIO */ |
| #endif /* MULTIPLE_SUPPLICANT */ |
| |
| return ret; |
| } |
| |
| /* |
| * ndo_start handler for primary ndev |
| */ |
| static int |
| dhd_pri_open(struct net_device *net) |
| { |
| s32 ret; |
| |
| ret = dhd_open(net); |
| if (unlikely(ret)) { |
| DHD_ERROR(("Failed to open primary dev ret %d\n", ret)); |
| return ret; |
| } |
| |
| /* Allow transmit calls */ |
| dhd_tx_start_queues(net); |
| DHD_INFO(("[%s] tx queue started\n", net->name)); |
| return ret; |
| } |
| |
| /* |
| * ndo_stop handler for primary ndev |
| */ |
| static int |
| dhd_pri_stop(struct net_device *net) |
| { |
| s32 ret; |
| |
| /* Set state and stop OS transmissions */ |
| dhd_tx_stop_queues(net); |
| DHD_ERROR(("[%s] tx queue stopped\n", net->name)); |
| |
| ret = dhd_stop(net); |
| if (unlikely(ret)) { |
| DHD_ERROR(("dhd_stop failed: %d\n", ret)); |
| return ret; |
| } |
| |
| return ret; |
| } |
| |
| bool |
| dhd_check_cfg_in_progress(dhd_pub_t *dhdp) |
| { |
| #if defined(WL_CFG80211) |
| return wl_cfg80211_check_in_progress(dhd_linux_get_primary_netdev(dhdp)); |
| #endif /* WL_CFG80211 */ |
| return FALSE; |
| } |
| |
| #if defined(WL_STATIC_IF) && defined(WL_CFG80211) |
| /* |
| * For static I/Fs, the firmware interface init |
| * is done from the IFF_UP context. |
| */ |
| static int |
| dhd_static_if_open(struct net_device *net) |
| { |
| s32 ret = 0; |
| struct bcm_cfg80211 *cfg; |
| struct net_device *primary_netdev = NULL; |
| |
| cfg = wl_get_cfg(net); |
| primary_netdev = bcmcfg_to_prmry_ndev(cfg); |
| |
| if (!IS_CFG80211_STATIC_IF(cfg, net)) { |
| DHD_TRACE(("non-static interface (%s)..do nothing \n", net->name)); |
| ret = BCME_OK; |
| goto done; |
| } |
| |
| DHD_INFO(("[%s][STATIC_IF] Enter \n", net->name)); |
| /* Ensure fw is initialized. If it is already initialized, |
| * dhd_open will return success. |
| */ |
| ret = dhd_open(primary_netdev); |
| if (unlikely(ret)) { |
| DHD_ERROR(("Failed to open primary dev ret %d\n", ret)); |
| goto done; |
| } |
| |
| ret = wl_cfg80211_static_if_open(net); |
| if (ret == BCME_OK) { |
| /* Allow transmit calls */ |
| netif_start_queue(net); |
| } |
| done: |
| return ret; |
| } |
| |
| static int |
| dhd_static_if_stop(struct net_device *net) |
| { |
| struct bcm_cfg80211 *cfg; |
| struct net_device *primary_netdev = NULL; |
| int ret = BCME_OK; |
| dhd_info_t *dhd = DHD_DEV_INFO(net); |
| |
| DHD_INFO(("[%s][STATIC_IF] Enter \n", net->name)); |
| |
| cfg = wl_get_cfg(net); |
| if (!IS_CFG80211_STATIC_IF(cfg, net)) { |
| DHD_TRACE(("non-static interface (%s)..do nothing \n", net->name)); |
| return BCME_OK; |
| } |
| |
| /* Ensure queue is disabled */ |
| netif_tx_disable(net); |
| |
| ret = wl_cfg80211_static_if_close(net); |
| |
| if (dhd->pub.up == 0) { |
| /* If fw is down, return */ |
| DHD_ERROR(("fw down\n")); |
| return BCME_OK; |
| } |
| /* If STA iface is not in operational, invoke dhd_close from this |
| * context. |
| */ |
| primary_netdev = bcmcfg_to_prmry_ndev(cfg); |
| if (!(primary_netdev->flags & IFF_UP)) { |
| ret = dhd_stop(primary_netdev); |
| } else { |
| DHD_ERROR(("Skipped dhd_stop, as sta is operational\n")); |
| } |
| |
| return ret; |
| } |
| #endif /* WL_STATIC_IF && WL_CF80211 */ |
| |
| int dhd_do_driver_init(struct net_device *net) |
| { |
| dhd_info_t *dhd = NULL; |
| |
| if (!net) { |
| DHD_ERROR(("Primary Interface not initialized \n")); |
| return -EINVAL; |
| } |
| |
| #ifdef MULTIPLE_SUPPLICANT |
| #if defined(BCMSDIO) |
| if (mutex_is_locked(&_dhd_sdio_mutex_lock_) != 0) { |
| DHD_ERROR(("%s : dhdsdio_probe is already running!\n", __FUNCTION__)); |
| return 0; |
| } |
| #endif /* BCMSDIO */ |
| #endif /* MULTIPLE_SUPPLICANT */ |
| |
| /* && defined(OEM_ANDROID) && defined(BCMSDIO) */ |
| dhd = DHD_DEV_INFO(net); |
| |
| /* If driver is already initialized, do nothing |
| */ |
| if (dhd->pub.busstate == DHD_BUS_DATA) { |
| DHD_TRACE(("Driver already Inititalized. Nothing to do")); |
| return 0; |
| } |
| |
| if (dhd_open(net) < 0) { |
| DHD_ERROR(("Driver Init Failed \n")); |
| return -1; |
| } |
| |
| return 0; |
| } |
| |
| int |
| dhd_event_ifadd(dhd_info_t *dhdinfo, wl_event_data_if_t *ifevent, char *name, uint8 *mac) |
| { |
| |
| #ifdef WL_CFG80211 |
| if (wl_cfg80211_notify_ifadd(dhd_linux_get_primary_netdev(&dhdinfo->pub), |
| ifevent->ifidx, name, mac, ifevent->bssidx, ifevent->role) == BCME_OK) |
| return BCME_OK; |
| #endif |
| |
| /* handle IF event caused by wl commands, SoftAP, WEXT and |
| * anything else. This has to be done asynchronously otherwise |
| * DPC will be blocked (and iovars will timeout as DPC has no chance |
| * to read the response back) |
| */ |
| if (ifevent->ifidx > 0) { |
| dhd_if_event_t *if_event = MALLOC(dhdinfo->pub.osh, sizeof(dhd_if_event_t)); |
| if (if_event == NULL) { |
| DHD_ERROR(("dhd_event_ifadd: Failed MALLOC, malloced %d bytes", |
| MALLOCED(dhdinfo->pub.osh))); |
| return BCME_NOMEM; |
| } |
| |
| memcpy(&if_event->event, ifevent, sizeof(if_event->event)); |
| memcpy(if_event->mac, mac, ETHER_ADDR_LEN); |
| strlcpy(if_event->name, name, sizeof(if_event->name)); |
| dhd_deferred_schedule_work(dhdinfo->dhd_deferred_wq, (void *)if_event, |
| DHD_WQ_WORK_IF_ADD, dhd_ifadd_event_handler, DHD_WQ_WORK_PRIORITY_LOW); |
| } |
| |
| return BCME_OK; |
| } |
| |
| int |
| dhd_event_ifdel(dhd_info_t *dhdinfo, wl_event_data_if_t *ifevent, char *name, uint8 *mac) |
| { |
| dhd_if_event_t *if_event; |
| |
| #ifdef WL_CFG80211 |
| if (wl_cfg80211_notify_ifdel(dhd_linux_get_primary_netdev(&dhdinfo->pub), |
| ifevent->ifidx, name, mac, ifevent->bssidx) == BCME_OK) |
| return BCME_OK; |
| #endif /* WL_CFG80211 */ |
| |
| /* handle IF event caused by wl commands, SoftAP, WEXT and |
| * anything else |
| */ |
| if_event = MALLOC(dhdinfo->pub.osh, sizeof(dhd_if_event_t)); |
| if (if_event == NULL) { |
| DHD_ERROR(("dhd_event_ifdel: malloc failed for if_event, malloced %d bytes", |
| MALLOCED(dhdinfo->pub.osh))); |
| return BCME_NOMEM; |
| } |
| memcpy(&if_event->event, ifevent, sizeof(if_event->event)); |
| memcpy(if_event->mac, mac, ETHER_ADDR_LEN); |
| strlcpy(if_event->name, name, sizeof(if_event->name)); |
| dhd_deferred_schedule_work(dhdinfo->dhd_deferred_wq, (void *)if_event, DHD_WQ_WORK_IF_DEL, |
| dhd_ifdel_event_handler, DHD_WQ_WORK_PRIORITY_LOW); |
| |
| return BCME_OK; |
| } |
| |
| int |
| dhd_event_ifchange(dhd_info_t *dhdinfo, wl_event_data_if_t *ifevent, char *name, uint8 *mac) |
| { |
| #ifdef WL_CFG80211 |
| wl_cfg80211_notify_ifchange(dhd_linux_get_primary_netdev(&dhdinfo->pub), |
| ifevent->ifidx, name, mac, ifevent->bssidx); |
| #endif /* WL_CFG80211 */ |
| return BCME_OK; |
| } |
| |
| #ifdef WL_NATOE |
| /* Handler to update natoe info and bind with new subscriptions if there is change in config */ |
| static void |
| dhd_natoe_ct_event_hanlder(void *handle, void *event_info, u8 event) |
| { |
| dhd_info_t *dhd = handle; |
| wl_event_data_natoe_t *natoe = event_info; |
| dhd_nfct_info_t *nfct = dhd->pub.nfct; |
| |
| if (event != DHD_WQ_WORK_NATOE_EVENT) { |
| DHD_ERROR(("%s: unexpected event \n", __FUNCTION__)); |
| return; |
| } |
| |
| if (!dhd) { |
| DHD_ERROR(("%s: dhd info not available \n", __FUNCTION__)); |
| return; |
| } |
| if (natoe->natoe_active && natoe->sta_ip && natoe->start_port && natoe->end_port && |
| (natoe->start_port < natoe->end_port)) { |
| /* Rebind subscriptions to start receiving notifications from groups */ |
| if (dhd_ct_nl_bind(nfct, nfct->subscriptions) < 0) { |
| dhd_ct_close(nfct); |
| } |
| dhd_ct_send_dump_req(nfct); |
| } else if (!natoe->natoe_active) { |
| /* Rebind subscriptions to stop receiving notifications from groups */ |
| if (dhd_ct_nl_bind(nfct, CT_NULL_SUBSCRIPTION) < 0) { |
| dhd_ct_close(nfct); |
| } |
| } |
| } |
| |
| /* As NATOE enable/disbale event is received, we have to bind with new NL subscriptions. |
| * Scheduling workq to switch from tasklet context as bind call may sleep in handler |
| */ |
| int |
| dhd_natoe_ct_event(dhd_pub_t *dhd, char *data) |
| { |
| wl_event_data_natoe_t *event_data = (wl_event_data_natoe_t *)data; |
| |
| if (dhd->nfct) { |
| wl_event_data_natoe_t *natoe = dhd->nfct->natoe_info; |
| uint8 prev_enable = natoe->natoe_active; |
| |
| spin_lock_bh(&dhd->nfct_lock); |
| memcpy(natoe, event_data, sizeof(*event_data)); |
| spin_unlock_bh(&dhd->nfct_lock); |
| |
| if (prev_enable != event_data->natoe_active) { |
| dhd_deferred_schedule_work(dhd->info->dhd_deferred_wq, |
| (void *)natoe, DHD_WQ_WORK_NATOE_EVENT, |
| dhd_natoe_ct_event_hanlder, DHD_WQ_WORK_PRIORITY_LOW); |
| } |
| return BCME_OK; |
| } |
| DHD_ERROR(("%s ERROR NFCT is not enabled \n", __FUNCTION__)); |
| return BCME_ERROR; |
| } |
| |
| /* Handler to send natoe ioctl to dongle */ |
| static void |
| dhd_natoe_ct_ioctl_handler(void *handle, void *event_info, uint8 event) |
| { |
| dhd_info_t *dhd = handle; |
| dhd_ct_ioc_t *ct_ioc = event_info; |
| |
| if (event != DHD_WQ_WORK_NATOE_IOCTL) { |
| DHD_ERROR(("%s: unexpected event \n", __FUNCTION__)); |
| return; |
| } |
| |
| if (!dhd) { |
| DHD_ERROR(("%s: dhd info not available \n", __FUNCTION__)); |
| return; |
| } |
| |
| if (dhd_natoe_prep_send_exception_port_ioctl(&dhd->pub, ct_ioc) < 0) { |
| DHD_ERROR(("%s: Error in sending NATOE IOCTL \n", __FUNCTION__)); |
| } |
| } |
| |
| /* When Netlink message contains port collision info, the info must be sent to dongle FW |
| * For that we have to switch context from softirq/tasklet by scheduling workq for natoe_ct ioctl |
| */ |
| void |
| dhd_natoe_ct_ioctl_schedule_work(dhd_pub_t *dhd, dhd_ct_ioc_t *ioc) |
| { |
| |
| dhd_deferred_schedule_work(dhd->info->dhd_deferred_wq, (void *)ioc, |
| DHD_WQ_WORK_NATOE_IOCTL, dhd_natoe_ct_ioctl_handler, |
| DHD_WQ_WORK_PRIORITY_HIGH); |
| } |
| #endif /* WL_NATOE */ |
| |
| /* This API maps ndev to ifp inclusive of static IFs */ |
| static dhd_if_t * |
| dhd_get_ifp_by_ndev(dhd_pub_t *dhdp, struct net_device *ndev) |
| { |
| dhd_if_t *ifp = NULL; |
| #ifdef WL_STATIC_IF |
| u32 ifidx = (DHD_MAX_IFS + DHD_MAX_STATIC_IFS - 1); |
| #else |
| u32 ifidx = (DHD_MAX_IFS - 1); |
| #endif /* WL_STATIC_IF */ |
| |
| dhd_info_t *dhdinfo = (dhd_info_t *)dhdp->info; |
| do { |
| ifp = dhdinfo->iflist[ifidx]; |
| if (ifp && (ifp->net == ndev)) { |
| DHD_TRACE(("match found for %s. ifidx:%d\n", |
| ndev->name, ifidx)); |
| return ifp; |
| } |
| } while (ifidx--); |
| |
| DHD_ERROR(("no entry found for %s\n", ndev->name)); |
| return NULL; |
| } |
| |
| bool |
| dhd_is_static_ndev(dhd_pub_t *dhdp, struct net_device *ndev) |
| { |
| dhd_if_t *ifp = NULL; |
| |
| if (!dhdp || !ndev) { |
| DHD_ERROR(("wrong input\n")); |
| ASSERT(0); |
| return false; |
| } |
| |
| ifp = dhd_get_ifp_by_ndev(dhdp, ndev); |
| return (ifp && (ifp->static_if == true)); |
| } |
| |
| #ifdef WL_STATIC_IF |
| /* In some cases, while registering I/F, the actual ifidx, bssidx and dngl_name |
| * are not known. For e.g: static i/f case. This function lets to update it once |
| * it is known. |
| */ |
| s32 |
| dhd_update_iflist_info(dhd_pub_t *dhdp, struct net_device *ndev, int ifidx, |
| uint8 *mac, uint8 bssidx, const char *dngl_name, int if_state) |
| { |
| dhd_info_t *dhdinfo = (dhd_info_t *)dhdp->info; |
| dhd_if_t *ifp, *ifp_new; |
| s32 cur_idx; |
| dhd_dev_priv_t * dev_priv; |
| |
| DHD_TRACE(("[STATIC_IF] update ifinfo for state:%d ifidx:%d\n", |
| if_state, ifidx)); |
| |
| ASSERT(dhdinfo && (ifidx < (DHD_MAX_IFS + DHD_MAX_STATIC_IFS))); |
| |
| if ((ifp = dhd_get_ifp_by_ndev(dhdp, ndev)) == NULL) { |
| return -ENODEV; |
| } |
| cur_idx = ifp->idx; |
| |
| if (if_state == NDEV_STATE_OS_IF_CREATED) { |
| /* mark static if */ |
| ifp->static_if = TRUE; |
| return BCME_OK; |
| } |
| |
| ifp_new = dhdinfo->iflist[ifidx]; |
| if (ifp_new && (ifp_new != ifp)) { |
| /* There should be only one entry for a given ifidx. */ |
| DHD_ERROR(("ifp ptr already present for ifidx:%d\n", ifidx)); |
| ASSERT(0); |
| dhdp->hang_reason = HANG_REASON_IFACE_ADD_FAILURE; |
| net_os_send_hang_message(ifp->net); |
| return -EINVAL; |
| } |
| |
| /* For static if delete case, cleanup the if before ifidx update */ |
| if ((if_state == NDEV_STATE_FW_IF_DELETED) || |
| (if_state == NDEV_STATE_FW_IF_FAILED)) { |
| dhd_cleanup_if(ifp->net); |
| dev_priv = DHD_DEV_PRIV(ndev); |
| dev_priv->ifidx = ifidx; |
| } |
| |
| /* update the iflist ifidx slot with cached info */ |
| dhdinfo->iflist[ifidx] = ifp; |
| dhdinfo->iflist[cur_idx] = NULL; |
| |
| /* update the values */ |
| ifp->idx = ifidx; |
| ifp->bssidx = bssidx; |
| |
| if (if_state == NDEV_STATE_FW_IF_CREATED) { |
| dhd_dev_priv_save(ndev, dhdinfo, ifp, ifidx); |
| /* initialize the dongle provided if name */ |
| if (dngl_name) { |
| strncpy(ifp->dngl_name, dngl_name, IFNAMSIZ); |
| } else if (ndev->name[0] != '\0') { |
| strncpy(ifp->dngl_name, ndev->name, IFNAMSIZ); |
| } |
| if (mac != NULL) { |
| /* To and fro locations have same size - ETHER_ADDR_LEN */ |
| (void)memcpy_s(&ifp->mac_addr, ETHER_ADDR_LEN, mac, ETHER_ADDR_LEN); |
| } |
| } |
| DHD_INFO(("[STATIC_IF] ifp ptr updated for ifidx:%d curidx:%d if_state:%d\n", |
| ifidx, cur_idx, if_state)); |
| return BCME_OK; |
| } |
| #endif /* WL_STATIC_IF */ |
| |
| /* unregister and free the existing net_device interface (if any) in iflist and |
| * allocate a new one. the slot is reused. this function does NOT register the |
| * new interface to linux kernel. dhd_register_if does the job |
| */ |
| struct net_device* |
| dhd_allocate_if(dhd_pub_t *dhdpub, int ifidx, const char *name, |
| uint8 *mac, uint8 bssidx, bool need_rtnl_lock, const char *dngl_name) |
| { |
| dhd_info_t *dhdinfo = (dhd_info_t *)dhdpub->info; |
| dhd_if_t *ifp; |
| |
| ASSERT(dhdinfo && (ifidx < (DHD_MAX_IFS + DHD_MAX_STATIC_IFS))); |
| |
| ifp = dhdinfo->iflist[ifidx]; |
| |
| if (ifp != NULL) { |
| if (ifp->net != NULL) { |
| DHD_ERROR(("%s: free existing IF %s ifidx:%d \n", |
| __FUNCTION__, ifp->net->name, ifidx)); |
| |
| if (ifidx == 0) { |
| /* For primary ifidx (0), there shouldn't be |
| * any netdev present already. |
| */ |
| DHD_ERROR(("Primary ifidx populated already\n")); |
| ASSERT(0); |
| return NULL; |
| } |
| |
| dhd_dev_priv_clear(ifp->net); /* clear net_device private */ |
| |
| /* in unregister_netdev case, the interface gets freed by net->destructor |
| * (which is set to free_netdev) |
| */ |
| #if defined(CONFIG_TIZEN) |
| net_stat_tizen_unregister(ifp->net); |
| #endif /* CONFIG_TIZEN */ |
| if (ifp->net->reg_state == NETREG_UNINITIALIZED) { |
| free_netdev(ifp->net); |
| } else { |
| dhd_tx_stop_queues(ifp->net); |
| if (need_rtnl_lock) |
| unregister_netdev(ifp->net); |
| else |
| unregister_netdevice(ifp->net); |
| } |
| ifp->net = NULL; |
| } |
| } else { |
| ifp = MALLOC(dhdinfo->pub.osh, sizeof(dhd_if_t)); |
| if (ifp == NULL) { |
| DHD_ERROR(("%s: OOM - dhd_if_t(%zu)\n", __FUNCTION__, sizeof(dhd_if_t))); |
| return NULL; |
| } |
| } |
| |
| memset(ifp, 0, sizeof(dhd_if_t)); |
| ifp->info = dhdinfo; |
| ifp->idx = ifidx; |
| ifp->bssidx = bssidx; |
| #ifdef DHD_MCAST_REGEN |
| ifp->mcast_regen_bss_enable = FALSE; |
| #endif |
| /* set to TRUE rx_pkt_chainable at alloc time */ |
| ifp->rx_pkt_chainable = TRUE; |
| |
| if (mac != NULL) |
| memcpy(&ifp->mac_addr, mac, ETHER_ADDR_LEN); |
| |
| /* Allocate etherdev, including space for private structure */ |
| #ifdef DHD_MQ |
| if (enable_mq) { |
| ifp->net = alloc_etherdev_mq(DHD_DEV_PRIV_SIZE, MQ_MAX_QUEUES); |
| } else { |
| ifp->net = alloc_etherdev(DHD_DEV_PRIV_SIZE); |
| } |
| #else |
| ifp->net = alloc_etherdev(DHD_DEV_PRIV_SIZE); |
| #endif /* DHD_MQ */ |
| |
| if (ifp->net == NULL) { |
| DHD_ERROR(("%s: OOM - alloc_etherdev(%zu)\n", __FUNCTION__, sizeof(dhdinfo))); |
| goto fail; |
| } |
| |
| /* Setup the dhd interface's netdevice private structure. */ |
| dhd_dev_priv_save(ifp->net, dhdinfo, ifp, ifidx); |
| |
| if (name && name[0]) { |
| strlcpy(ifp->net->name, name, IFNAMSIZ); |
| } |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 11, 9)) |
| /* as priv_destructor calls free_netdev, no need to set need_free_netdev */ |
| ifp->net->needs_free_netdev = 0; |
| #ifdef WL_CFG80211 |
| if (ifidx == 0) |
| ifp->net->priv_destructor = free_netdev; |
| else |
| ifp->net->priv_destructor = dhd_netdev_free; |
| #else |
| ifp->net->priv_destructor = free_netdev; |
| #endif /* WL_CFG80211 */ |
| #else /* LINUX_VERSION_CODE >= KERNEL_VERSION(4, 11, 9) */ |
| #ifdef WL_CFG80211 |
| if (ifidx == 0) |
| ifp->net->destructor = free_netdev; |
| else |
| ifp->net->destructor = dhd_netdev_free; |
| #else |
| ifp->net->destructor = free_netdev; |
| #endif /* WL_CFG80211 */ |
| #endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(4, 11, 9) */ |
| strlcpy(ifp->name, ifp->net->name, sizeof(ifp->name)); |
| dhdinfo->iflist[ifidx] = ifp; |
| |
| /* initialize the dongle provided if name */ |
| if (dngl_name) { |
| strlcpy(ifp->dngl_name, dngl_name, sizeof(ifp->dngl_name)); |
| } else if (name) { |
| strlcpy(ifp->dngl_name, name, sizeof(ifp->dngl_name)); |
| } |
| |
| #ifdef PCIE_FULL_DONGLE |
| /* Initialize STA info list */ |
| INIT_LIST_HEAD(&ifp->sta_list); |
| DHD_IF_STA_LIST_LOCK_INIT(&ifp->sta_list_lock); |
| #endif /* PCIE_FULL_DONGLE */ |
| |
| #ifdef DHD_L2_FILTER |
| ifp->phnd_arp_table = init_l2_filter_arp_table(dhdpub->osh); |
| ifp->parp_allnode = TRUE; |
| #endif /* DHD_L2_FILTER */ |
| |
| DHD_CUMM_CTR_INIT(&ifp->cumm_ctr); |
| |
| #ifdef DHD_4WAYM4_FAIL_DISCONNECT |
| INIT_DELAYED_WORK(&ifp->m4state_work, dhd_m4_state_handler); |
| #endif /* DHD_4WAYM4_FAIL_DISCONNECT */ |
| |
| #ifdef DHD_POST_EAPOL_M1_AFTER_ROAM_EVT |
| ifp->recv_reassoc_evt = FALSE; |
| ifp->post_roam_evt = FALSE; |
| #endif /* DHD_POST_EAPOL_M1_AFTER_ROAM_EVT */ |
| |
| #ifdef DHDTCPSYNC_FLOOD_BLK |
| INIT_WORK(&ifp->blk_tsfl_work, dhd_blk_tsfl_handler); |
| dhd_reset_tcpsync_info_by_ifp(ifp); |
| #endif /* DHDTCPSYNC_FLOOD_BLK */ |
| |
| return ifp->net; |
| |
| fail: |
| if (ifp != NULL) { |
| if (ifp->net != NULL) { |
| #if defined(DHD_LB_RXP) && defined(PCIE_FULL_DONGLE) |
| if (ifp->net == dhdinfo->rx_napi_netdev) { |
| napi_disable(&dhdinfo->rx_napi_struct); |
| netif_napi_del(&dhdinfo->rx_napi_struct); |
| skb_queue_purge(&dhdinfo->rx_napi_queue); |
| dhdinfo->rx_napi_netdev = NULL; |
| } |
| #endif /* DHD_LB_RXP && PCIE_FULL_DONGLE */ |
| dhd_dev_priv_clear(ifp->net); |
| free_netdev(ifp->net); |
| ifp->net = NULL; |
| } |
| MFREE(dhdinfo->pub.osh, ifp, sizeof(*ifp)); |
| } |
| dhdinfo->iflist[ifidx] = NULL; |
| return NULL; |
| } |
| |
| static void |
| dhd_cleanup_ifp(dhd_pub_t *dhdp, dhd_if_t *ifp) |
| { |
| #ifdef PCIE_FULL_DONGLE |
| s32 ifidx = 0; |
| if_flow_lkup_t *if_flow_lkup = (if_flow_lkup_t *)dhdp->if_flow_lkup; |
| #endif /* PCIE_FULL_DONGLE */ |
| |
| if (ifp != NULL) { |
| if ((ifp->idx < 0) || (ifp->idx >= DHD_MAX_IFS)) { |
| DHD_ERROR(("Wrong idx:%d \n", ifp->idx)); |
| ASSERT(0); |
| return; |
| } |
| #ifdef DHD_L2_FILTER |
| bcm_l2_filter_arp_table_update(dhdpub->osh, ifp->phnd_arp_table, TRUE, |
| NULL, FALSE, dhdpub->tickcnt); |
| deinit_l2_filter_arp_table(dhdpub->osh, ifp->phnd_arp_table); |
| ifp->phnd_arp_table = NULL; |
| #endif /* DHD_L2_FILTER */ |
| |
| dhd_if_del_sta_list(ifp); |
| #ifdef PCIE_FULL_DONGLE |
| /* Delete flowrings of virtual interface */ |
| ifidx = ifp->idx; |
| if ((ifidx != 0) && |
| ((if_flow_lkup != NULL) && (if_flow_lkup[ifidx].role != WLC_E_IF_ROLE_AP))) { |
| dhd_flow_rings_delete(dhdp, ifidx); |
| } |
| #endif /* PCIE_FULL_DONGLE */ |
| } |
| } |
| |
| void |
| dhd_cleanup_if(struct net_device *net) |
| { |
| dhd_info_t *dhdinfo = DHD_DEV_INFO(net); |
| dhd_pub_t *dhdp = &dhdinfo->pub; |
| dhd_if_t *ifp; |
| |
| ifp = dhd_get_ifp_by_ndev(dhdp, net); |
| if (ifp) { |
| if (ifp->idx >= DHD_MAX_IFS) { |
| DHD_ERROR(("Wrong ifidx: %p, %d\n", ifp, ifp->idx)); |
| ASSERT(0); |
| return; |
| } |
| dhd_cleanup_ifp(dhdp, ifp); |
| } |
| } |
| |
| /* unregister and free the the net_device interface associated with the indexed |
| * slot, also free the slot memory and set the slot pointer to NULL |
| */ |
| #define DHD_TX_COMPLETION_TIMEOUT 5000 |
| int |
| dhd_remove_if(dhd_pub_t *dhdpub, int ifidx, bool need_rtnl_lock) |
| { |
| dhd_info_t *dhdinfo = (dhd_info_t *)dhdpub->info; |
| dhd_if_t *ifp; |
| unsigned long flags; |
| long timeout; |
| |
| ifp = dhdinfo->iflist[ifidx]; |
| |
| if (ifp != NULL) { |
| #ifdef DHD_4WAYM4_FAIL_DISCONNECT |
| cancel_delayed_work_sync(&ifp->m4state_work); |
| #endif /* DHD_4WAYM4_FAIL_DISCONNECT */ |
| |
| #ifdef DHDTCPSYNC_FLOOD_BLK |
| cancel_work_sync(&ifp->blk_tsfl_work); |
| #endif /* DHDTCPSYNC_FLOOD_BLK */ |
| |
| dhd_cleanup_ifp(dhdpub, ifp); |
| #ifdef WL_STATIC_IF |
| if (ifp->static_if) { |
| /* static IF will be handled in detach */ |
| DHD_TRACE(("Skip del iface for static interface\n")); |
| return BCME_OK; |
| } |
| #endif /* WL_STATIC_IF */ |
| if (ifp->net != NULL) { |
| DHD_ERROR(("deleting interface '%s' idx %d\n", ifp->net->name, ifp->idx)); |
| |
| DHD_GENERAL_LOCK(dhdpub, flags); |
| ifp->del_in_progress = true; |
| DHD_GENERAL_UNLOCK(dhdpub, flags); |
| |
| /* If TX is in progress, hold the if del */ |
| if (DHD_IF_IS_TX_ACTIVE(ifp)) { |
| DHD_INFO(("TX in progress. Wait for it to be complete.")); |
| timeout = wait_event_timeout(dhdpub->tx_completion_wait, |
| ((ifp->tx_paths_active & DHD_TX_CONTEXT_MASK) == 0), |
| msecs_to_jiffies(DHD_TX_COMPLETION_TIMEOUT)); |
| if (!timeout) { |
| /* Tx completion timeout. Attempt proceeding ahead */ |
| DHD_ERROR(("Tx completion timed out!\n")); |
| ASSERT(0); |
| } |
| } else { |
| DHD_TRACE(("No outstanding TX!\n")); |
| } |
| dhdinfo->iflist[ifidx] = NULL; |
| /* in unregister_netdev case, the interface gets freed by net->destructor |
| * (which is set to free_netdev) |
| */ |
| if (ifp->net->reg_state == NETREG_UNINITIALIZED) { |
| free_netdev(ifp->net); |
| } else { |
| netif_tx_disable(ifp->net); |
| |
| #if (defined(DHDTCPACK_SUPPRESS) && defined(BCMPCIE)) |
| dhd_tcpack_suppress_set(dhdpub, TCPACK_SUP_OFF); |
| #endif /* DHDTCPACK_SUPPRESS && BCMPCIE */ |
| if (need_rtnl_lock) |
| unregister_netdev(ifp->net); |
| else |
| unregister_netdevice(ifp->net); |
| } |
| ifp->net = NULL; |
| DHD_GENERAL_LOCK(dhdpub, flags); |
| ifp->del_in_progress = false; |
| DHD_GENERAL_UNLOCK(dhdpub, flags); |
| } |
| DHD_CUMM_CTR_INIT(&ifp->cumm_ctr); |
| |
| MFREE(dhdinfo->pub.osh, ifp, sizeof(*ifp)); |
| ifp = NULL; |
| } |
| |
| return BCME_OK; |
| } |
| |
| static struct net_device_ops dhd_ops_pri = { |
| .ndo_open = dhd_pri_open, |
| .ndo_stop = dhd_pri_stop, |
| .ndo_get_stats = dhd_get_stats, |
| #ifdef DHD_PCIE_NATIVE_RUNTIMEPM |
| .ndo_do_ioctl = dhd_ioctl_entry_wrapper, |
| .ndo_start_xmit = dhd_start_xmit_wrapper, |
| #else |
| .ndo_do_ioctl = dhd_ioctl_entry, |
| .ndo_start_xmit = dhd_start_xmit, |
| #endif /* DHD_PCIE_NATIVE_RUNTIMEPM */ |
| .ndo_set_mac_address = dhd_set_mac_address, |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 2, 0)) |
| .ndo_set_rx_mode = dhd_set_multicast_list, |
| #else |
| .ndo_set_multicast_list = dhd_set_multicast_list, |
| #endif |
| #ifdef DHD_MQ |
| .ndo_select_queue = dhd_select_queue |
| #endif |
| }; |
| |
| static struct net_device_ops dhd_ops_virt = { |
| #if defined(WL_CFG80211) && defined(WL_STATIC_IF) |
| .ndo_open = dhd_static_if_open, |
| .ndo_stop = dhd_static_if_stop, |
| #endif |
| .ndo_get_stats = dhd_get_stats, |
| #ifdef DHD_PCIE_NATIVE_RUNTIMEPM |
| .ndo_do_ioctl = dhd_ioctl_entry_wrapper, |
| .ndo_start_xmit = dhd_start_xmit_wrapper, |
| #else |
| .ndo_do_ioctl = dhd_ioctl_entry, |
| .ndo_start_xmit = dhd_start_xmit, |
| #endif /* DHD_PCIE_NATIVE_RUNTIMEPM */ |
| .ndo_set_mac_address = dhd_set_mac_address, |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 2, 0)) |
| .ndo_set_rx_mode = dhd_set_multicast_list, |
| #else |
| .ndo_set_multicast_list = dhd_set_multicast_list, |
| #endif |
| }; |
| |
| int |
| dhd_os_write_file_posn(void *fp, unsigned long *posn, void *buf, |
| unsigned long buflen) |
| { |
| loff_t wr_posn = *posn; |
| |
| if (!fp || !buf || buflen == 0) |
| return -1; |
| |
| if (dhd_vfs_write((struct file *)fp, buf, buflen, &wr_posn) < 0) |
| return -1; |
| |
| *posn = wr_posn; |
| return 0; |
| } |
| |
| #ifdef SHOW_LOGTRACE |
| int |
| dhd_os_read_file(void *file, char *buf, uint32 size) |
| { |
| struct file *filep = (struct file *)file; |
| |
| if (!file || !buf) |
| return -1; |
| |
| return dhd_vfs_read(filep, buf, size, &filep->f_pos); |
| } |
| |
| int |
| dhd_os_seek_file(void *file, int64 offset) |
| { |
| struct file *filep = (struct file *)file; |
| if (!file) |
| return -1; |
| |
| /* offset can be -ve */ |
| filep->f_pos = filep->f_pos + offset; |
| |
| return 0; |
| } |
| |
| static int |
| dhd_init_logstrs_array(osl_t *osh, dhd_event_log_t *temp) |
| { |
| struct file *filep = NULL; |
| struct kstat stat = {0}; |
| mm_segment_t fs; |
| char *raw_fmts = NULL; |
| int logstrs_size = 0; |
| int error = 0; |
| |
| if (control_logtrace != LOGTRACE_PARSED_FMT) { |
| DHD_ERROR_NO_HW4(("%s : turned off logstr parsing\n", __FUNCTION__)); |
| return BCME_ERROR; |
| } |
| |
| fs = get_fs(); |
| set_fs(KERNEL_DS); |
| |
| filep = dhd_filp_open(logstrs_path, O_RDONLY, 0); |
| |
| if (IS_ERR(filep) || (filep == NULL)) { |
| DHD_ERROR_NO_HW4(("%s: Failed to open the file %s \n", __FUNCTION__, logstrs_path)); |
| goto fail; |
| } |
| error = dhd_vfs_stat(logstrs_path, &stat); |
| if (error) { |
| DHD_ERROR_NO_HW4(("%s: Failed to stat file %s \n", __FUNCTION__, logstrs_path)); |
| goto fail; |
| } |
| logstrs_size = (int) stat.size; |
| |
| if (logstrs_size == 0) { |
| DHD_ERROR(("%s: return as logstrs_size is 0\n", __FUNCTION__)); |
| goto fail1; |
| } |
| |
| if (temp->raw_fmts != NULL) { |
| raw_fmts = temp->raw_fmts; /* reuse already malloced raw_fmts */ |
| } else { |
| raw_fmts = MALLOC(osh, logstrs_size); |
| if (raw_fmts == NULL) { |
| DHD_ERROR(("%s: Failed to allocate memory \n", __FUNCTION__)); |
| goto fail; |
| } |
| } |
| |
| if (dhd_vfs_read(filep, raw_fmts, logstrs_size, &filep->f_pos) != logstrs_size) { |
| DHD_ERROR_NO_HW4(("%s: Failed to read file %s\n", __FUNCTION__, logstrs_path)); |
| goto fail; |
| } |
| |
| if (dhd_parse_logstrs_file(osh, raw_fmts, logstrs_size, temp) |
| == BCME_OK) { |
| dhd_filp_close(filep, NULL); |
| set_fs(fs); |
| return BCME_OK; |
| } |
| |
| fail: |
| if (raw_fmts) { |
| MFREE(osh, raw_fmts, logstrs_size); |
| } |
| if (temp->fmts != NULL) { |
| MFREE(osh, temp->fmts, temp->num_fmts * sizeof(char *)); |
| } |
| |
| fail1: |
| if (!IS_ERR(filep)) |
| dhd_filp_close(filep, NULL); |
| |
| set_fs(fs); |
| temp->fmts = NULL; |
| temp->raw_fmts = NULL; |
| |
| return BCME_ERROR; |
| } |
| |
| static int |
| dhd_read_map(osl_t *osh, char *fname, uint32 *ramstart, uint32 *rodata_start, |
| uint32 *rodata_end) |
| { |
| struct file *filep = NULL; |
| mm_segment_t fs; |
| int err = BCME_ERROR; |
| |
| if (fname == NULL) { |
| DHD_ERROR(("%s: ERROR fname is NULL \n", __FUNCTION__)); |
| return BCME_ERROR; |
| } |
| |
| fs = get_fs(); |
| set_fs(KERNEL_DS); |
| |
| filep = dhd_filp_open(fname, O_RDONLY, 0); |
| if (IS_ERR(filep) || (filep == NULL)) { |
| DHD_ERROR_NO_HW4(("%s: Failed to open %s \n", __FUNCTION__, fname)); |
| goto fail; |
| } |
| |
| if ((err = dhd_parse_map_file(osh, filep, ramstart, |
| rodata_start, rodata_end)) < 0) |
| goto fail; |
| |
| fail: |
| if (!IS_ERR(filep)) |
| dhd_filp_close(filep, NULL); |
| |
| set_fs(fs); |
| |
| return err; |
| } |
| |
| #define PC_FOUND_BIT 0x01 |
| #define LR_FOUND_BIT 0x02 |
| #define ALL_ADDR_VAL (PC_FOUND_BIT | LR_FOUND_BIT) |
| #define READ_NUM_BYTES 1000 |
| #define DHD_FUNC_STR_LEN 80 |
| static int |
| dhd_lookup_map(osl_t *osh, char *fname, uint32 pc, char *pc_fn, |
| uint32 lr, char *lr_fn) |
| { |
| #ifdef DHD_LINUX_STD_FW_API |
| const struct firmware *fw = NULL; |
| uint32 size = 0, mem_offset = 0; |
| #else |
| struct file *filep = NULL; |
| mm_segment_t fs; |
| #endif /* DHD_LINUX_STD_FW_API */ |
| char *raw_fmts = NULL, *raw_fmts_loc = NULL, *cptr = NULL; |
| uint32 read_size = READ_NUM_BYTES; |
| int err = BCME_ERROR; |
| uint32 addr = 0, addr1 = 0, addr2 = 0; |
| char type = '?', type1 = '?', type2 = '?'; |
| char func[DHD_FUNC_STR_LEN] = "\0"; |
| char func1[DHD_FUNC_STR_LEN] = "\0"; |
| char func2[DHD_FUNC_STR_LEN] = "\0"; |
| uint8 count = 0; |
| int num, len = 0, offset; |
| |
| DHD_TRACE(("%s: fname %s pc 0x%x lr 0x%x \n", |
| __FUNCTION__, fname, pc, lr)); |
| if (fname == NULL) { |
| DHD_ERROR(("%s: ERROR fname is NULL \n", __FUNCTION__)); |
| return BCME_ERROR; |
| } |
| |
| /* Allocate 1 byte more than read_size to terminate it with NULL */ |
| raw_fmts = MALLOCZ(osh, read_size + 1); |
| if (raw_fmts == NULL) { |
| DHD_ERROR(("%s: Failed to allocate raw_fmts memory \n", |
| __FUNCTION__)); |
| return BCME_ERROR; |
| } |
| |
| #ifdef DHD_LINUX_STD_FW_API |
| err = dhd_os_get_img_fwreq(g_dhd_pub, &fw, fname); |
| if (err < 0) { |
| DHD_ERROR(("dhd_os_get_img(Request Firmware API) error : %d\n", |
| err)); |
| goto fail; |
| } |
| size = fw->size; |
| #else |
| fs = get_fs(); |
| set_fs(KERNEL_DS); |
| |
| filep = dhd_filp_open(fname, O_RDONLY, 0); |
| if (IS_ERR(filep) || (filep == NULL)) { |
| DHD_ERROR(("%s: Failed to open %s \n", __FUNCTION__, fname)); |
| goto fail; |
| } |
| #endif /* DHD_LINUX_STD_FW_API */ |
| |
| if (pc_fn == NULL) { |
| count |= PC_FOUND_BIT; |
| } |
| if (lr_fn == NULL) { |
| count |= LR_FOUND_BIT; |
| } |
| while (count != ALL_ADDR_VAL) |
| { |
| #ifdef DHD_LINUX_STD_FW_API |
| /* Bound check for size before doing memcpy() */ |
| if ((mem_offset + read_size) > size) { |
| read_size = size - mem_offset; |
| } |
| |
| err = memcpy_s(raw_fmts, read_size, |
| ((char *)(fw->data) + mem_offset), read_size); |
| if (err) { |
| DHD_ERROR(("%s: failed to copy raw_fmts, err=%d\n", |
| __FUNCTION__, err)); |
| goto fail; |
| } |
| #else |
| err = dhd_os_read_file(filep, raw_fmts, read_size); |
| if (err < 0) { |
| DHD_ERROR(("%s: map file read failed err:%d \n", |
| __FUNCTION__, err)); |
| goto fail; |
| } |
| #endif /* DHD_LINUX_STD_FW_API */ |
| |
| /* End raw_fmts with NULL as strstr expects NULL terminated |
| * strings |
| */ |
| raw_fmts[read_size] = '\0'; |
| raw_fmts_loc = raw_fmts; |
| offset = 0; |
| |
| while ((count != ALL_ADDR_VAL) && (offset < read_size)) |
| { |
| cptr = bcmstrtok(&raw_fmts_loc, "\n", 0); |
| if (cptr == NULL) { |
| DHD_TRACE(("%s: cptr is NULL, offset %d" |
| " raw_fmts_loc %s \n", |
| __FUNCTION__, offset, raw_fmts_loc)); |
| break; |
| } |
| DHD_TRACE(("%s: %s \n", __FUNCTION__, cptr)); |
| if ((type2 == 'A') || |
| (type2 == 'T') || |
| (type2 == 'W')) { |
| addr1 = addr2; |
| type1 = type2; |
| (void)memcpy_s(func1, DHD_FUNC_STR_LEN, |
| func2, DHD_FUNC_STR_LEN); |
| DHD_TRACE(("%s: %x %c %s \n", |
| __FUNCTION__, addr1, type1, func1)); |
| } |
| len = strlen(cptr); |
| num = sscanf(cptr, "%x %c %79s", &addr, &type, func); |
| DHD_TRACE(("%s: num %d addr %x type %c func %s \n", |
| __FUNCTION__, num, addr, type, func)); |
| if (num == 3) { |
| addr2 = addr; |
| type2 = type; |
| (void)memcpy_s(func2, DHD_FUNC_STR_LEN, |
| func, DHD_FUNC_STR_LEN); |
| } |
| |
| if (!(count & PC_FOUND_BIT) && |
| (pc >= addr1 && pc < addr2)) { |
| if ((cptr = strchr(func1, '$')) != NULL) { |
| (void)strncpy(func, cptr + 1, |
| DHD_FUNC_STR_LEN - 1); |
| } else { |
| (void)memcpy_s(func, DHD_FUNC_STR_LEN, |
| func1, DHD_FUNC_STR_LEN); |
| } |
| if ((cptr = strstr(func, "__bcmromfn")) |
| != NULL) { |
| *cptr = 0; |
| } |
| if (pc > addr1) { |
| sprintf(pc_fn, "%.68s+0x%x", |
| func, pc - addr1); |
| } else { |
| (void)memcpy_s(pc_fn, DHD_FUNC_STR_LEN, |
| func, DHD_FUNC_STR_LEN); |
| } |
| count |= PC_FOUND_BIT; |
| DHD_INFO(("%s: found addr1 %x pc %x" |
| " addr2 %x \n", |
| __FUNCTION__, addr1, pc, addr2)); |
| } |
| if (!(count & LR_FOUND_BIT) && |
| (lr >= addr1 && lr < addr2)) { |
| if ((cptr = strchr(func1, '$')) != NULL) { |
| (void)strncpy(func, cptr + 1, |
| DHD_FUNC_STR_LEN - 1); |
| } else { |
| (void)memcpy_s(func, DHD_FUNC_STR_LEN, |
| func1, DHD_FUNC_STR_LEN); |
| } |
| if ((cptr = strstr(func, "__bcmromfn")) |
| != NULL) { |
| *cptr = 0; |
| } |
| if (lr > addr1) { |
| sprintf(lr_fn, "%.68s+0x%x", |
| func, lr - addr1); |
| } else { |
| (void)memcpy_s(lr_fn, DHD_FUNC_STR_LEN, |
| func, DHD_FUNC_STR_LEN); |
| } |
| count |= LR_FOUND_BIT; |
| DHD_INFO(("%s: found addr1 %x lr %x" |
| " addr2 %x \n", |
| __FUNCTION__, addr1, lr, addr2)); |
| } |
| offset += (len + 1); |
| } |
| |
| #ifdef DHD_LINUX_STD_FW_API |
| if ((mem_offset + read_size) >= size) { |
| break; |
| } |
| |
| memset(raw_fmts, 0, read_size); |
| mem_offset += (read_size -(len + 1)); |
| #else |
| if (err < (int)read_size) { |
| /* |
| * since we reset file pos back to earlier pos by |
| * bytes of one line we won't reach EOF. |
| * The reason for this is if string is spreaded across |
| * bytes, the read function should not miss it. |
| * So if ret value is less than read_size, reached EOF |
| * don't read further |
| */ |
| break; |
| } |
| memset(raw_fmts, 0, read_size); |
| /* |
| * go back to bytes of one line so that we won't miss |
| * the string and addr even if it comes as splited in next read. |
| */ |
| dhd_os_seek_file(filep, -(len + 1)); |
| #endif /* DHD_LINUX_STD_FW_API */ |
| DHD_TRACE(("%s: seek %d \n", __FUNCTION__, -(len + 1))); |
| } |
| |
| fail: |
| #ifdef DHD_LINUX_STD_FW_API |
| if (fw) { |
| dhd_os_close_img_fwreq(fw); |
| } |
| #else |
| if (!IS_ERR(filep)) |
| dhd_filp_close(filep, NULL); |
| |
| set_fs(fs); |
| #endif /* DHD_LINUX_STD_FW_API */ |
| |
| if (!(count & PC_FOUND_BIT)) { |
| sprintf(pc_fn, "0x%08x", pc); |
| } |
| if (!(count & LR_FOUND_BIT)) { |
| sprintf(lr_fn, "0x%08x", lr); |
| } |
| return err; |
| } |
| |
| static int |
| dhd_init_static_strs_array(osl_t *osh, dhd_event_log_t *temp, char *str_file, char *map_file) |
| { |
| struct file *filep = NULL; |
| mm_segment_t fs; |
| char *raw_fmts = NULL; |
| uint32 logstrs_size = 0; |
| int error = 0; |
| uint32 ramstart = 0; |
| uint32 rodata_start = 0; |
| uint32 rodata_end = 0; |
| uint32 logfilebase = 0; |
| |
| error = dhd_read_map(osh, map_file, &ramstart, &rodata_start, &rodata_end); |
| if (error != BCME_OK) { |
| DHD_ERROR(("readmap Error!! \n")); |
| /* don't do event log parsing in actual case */ |
| if (strstr(str_file, ram_file_str) != NULL) { |
| temp->raw_sstr = NULL; |
| } else if (strstr(str_file, rom_file_str) != NULL) { |
| temp->rom_raw_sstr = NULL; |
| } |
| return error; |
| } |
| DHD_ERROR(("ramstart: 0x%x, rodata_start: 0x%x, rodata_end:0x%x\n", |
| ramstart, rodata_start, rodata_end)); |
| |
| fs = get_fs(); |
| set_fs(KERNEL_DS); |
| |
| filep = dhd_filp_open(str_file, O_RDONLY, 0); |
| if (IS_ERR(filep) || (filep == NULL)) { |
| DHD_ERROR(("%s: Failed to open the file %s \n", __FUNCTION__, str_file)); |
| goto fail; |
| } |
| |
| if (TRUE) { |
| /* Full file size is huge. Just read required part */ |
| logstrs_size = rodata_end - rodata_start; |
| logfilebase = rodata_start - ramstart; |
| } |
| |
| if (logstrs_size == 0) { |
| DHD_ERROR(("%s: return as logstrs_size is 0\n", __FUNCTION__)); |
| goto fail1; |
| } |
| |
| if (strstr(str_file, ram_file_str) != NULL && temp->raw_sstr != NULL) { |
| raw_fmts = temp->raw_sstr; /* reuse already malloced raw_fmts */ |
| } else if (strstr(str_file, rom_file_str) != NULL && temp->rom_raw_sstr != NULL) { |
| raw_fmts = temp->rom_raw_sstr; /* reuse already malloced raw_fmts */ |
| } else { |
| raw_fmts = MALLOC(osh, logstrs_size); |
| |
| if (raw_fmts == NULL) { |
| DHD_ERROR(("%s: Failed to allocate raw_fmts memory \n", __FUNCTION__)); |
| goto fail; |
| } |
| } |
| |
| if (TRUE) { |
| error = generic_file_llseek(filep, logfilebase, SEEK_SET); |
| if (error < 0) { |
| DHD_ERROR(("%s: %s llseek failed %d \n", __FUNCTION__, str_file, error)); |
| goto fail; |
| } |
| } |
| |
| error = dhd_vfs_read(filep, raw_fmts, logstrs_size, (&filep->f_pos)); |
| if (error != logstrs_size) { |
| DHD_ERROR(("%s: %s read failed %d \n", __FUNCTION__, str_file, error)); |
| goto fail; |
| } |
| |
| if (strstr(str_file, ram_file_str) != NULL) { |
| temp->raw_sstr = raw_fmts; |
| temp->raw_sstr_size = logstrs_size; |
| temp->rodata_start = rodata_start; |
| temp->rodata_end = rodata_end; |
| } else if (strstr(str_file, rom_file_str) != NULL) { |
| temp->rom_raw_sstr = raw_fmts; |
| temp->rom_raw_sstr_size = logstrs_size; |
| temp->rom_rodata_start = rodata_start; |
| temp->rom_rodata_end = rodata_end; |
| } |
| |
| dhd_filp_close(filep, NULL); |
| set_fs(fs); |
| |
| return BCME_OK; |
| |
| fail: |
| if (raw_fmts) { |
| MFREE(osh, raw_fmts, logstrs_size); |
| } |
| |
| fail1: |
| if (!IS_ERR(filep)) |
| dhd_filp_close(filep, NULL); |
| |
| set_fs(fs); |
| |
| if (strstr(str_file, ram_file_str) != NULL) { |
| temp->raw_sstr = NULL; |
| } else if (strstr(str_file, rom_file_str) != NULL) { |
| temp->rom_raw_sstr = NULL; |
| } |
| |
| return error; |
| } /* dhd_init_static_strs_array */ |
| |
| #endif /* SHOW_LOGTRACE */ |
| |
| #ifdef DHD_ERPOM |
| uint enable_erpom = 0; |
| module_param(enable_erpom, int, 0); |
| |
| int |
| dhd_wlan_power_off_handler(void *handler, unsigned char reason) |
| { |
| dhd_pub_t *dhdp = (dhd_pub_t *)handler; |
| bool dongle_isolation = dhdp->dongle_isolation; |
| |
| DHD_ERROR(("%s: WLAN DHD cleanup reason: %d\n", __FUNCTION__, reason)); |
| |
| if ((reason == BY_BT_DUE_TO_BT) || (reason == BY_BT_DUE_TO_WLAN)) { |
| #if defined(DHD_FW_COREDUMP) |
| /* save core dump to a file */ |
| if (dhdp->memdump_enabled) { |
| #ifdef DHD_SSSR_DUMP |
| DHD_ERROR(("%s : Set collect_sssr as TRUE\n", __FUNCTION__)); |
| dhdp->collect_sssr = TRUE; |
| #endif /* DHD_SSSR_DUMP */ |
| dhdp->memdump_type = DUMP_TYPE_DUE_TO_BT; |
| dhd_bus_mem_dump(dhdp); |
| } |
| #endif /* DHD_FW_COREDUMP */ |
| } |
| |
| /* pause data on all the interfaces */ |
| dhd_bus_stop_queue(dhdp->bus); |
| |
| /* Devreset function will perform FLR again, to avoid it set dongle_isolation */ |
| dhdp->dongle_isolation = TRUE; |
| dhd_bus_devreset(dhdp, 1); /* DHD structure cleanup */ |
| dhdp->dongle_isolation = dongle_isolation; /* Restore the old value */ |
| return 0; |
| } |
| |
| int |
| dhd_wlan_power_on_handler(void *handler, unsigned char reason) |
| { |
| dhd_pub_t *dhdp = (dhd_pub_t *)handler; |
| bool dongle_isolation = dhdp->dongle_isolation; |
| |
| DHD_ERROR(("%s: WLAN DHD re-init reason: %d\n", __FUNCTION__, reason)); |
| /* Devreset function will perform FLR again, to avoid it set dongle_isolation */ |
| dhdp->dongle_isolation = TRUE; |
| dhd_bus_devreset(dhdp, 0); /* DHD structure re-init */ |
| dhdp->dongle_isolation = dongle_isolation; /* Restore the old value */ |
| /* resume data on all the interfaces */ |
| dhd_bus_start_queue(dhdp->bus); |
| return 0; |
| |
| } |
| |
| #endif /* DHD_ERPOM */ |
| |
| /** Called once for each hardware (dongle) instance that this DHD manages */ |
| dhd_pub_t * |
| dhd_attach(osl_t *osh, struct dhd_bus *bus, uint bus_hdrlen) |
| { |
| dhd_info_t *dhd = NULL; |
| struct net_device *net = NULL; |
| char if_name[IFNAMSIZ] = {'\0'}; |
| uint32 bus_type = -1; |
| uint32 bus_num = -1; |
| uint32 slot_num = -1; |
| #ifdef SHOW_LOGTRACE |
| int ret; |
| #endif /* SHOW_LOGTRACE */ |
| #ifdef DHD_ERPOM |
| pom_func_handler_t *pom_handler; |
| #endif /* DHD_ERPOM */ |
| wifi_adapter_info_t *adapter = NULL; |
| |
| dhd_attach_states_t dhd_state = DHD_ATTACH_STATE_INIT; |
| DHD_TRACE(("%s: Enter\n", __FUNCTION__)); |
| |
| #ifdef PCIE_FULL_DONGLE |
| ASSERT(sizeof(dhd_pkttag_fd_t) <= OSL_PKTTAG_SZ); |
| ASSERT(sizeof(dhd_pkttag_fr_t) <= OSL_PKTTAG_SZ); |
| #endif /* PCIE_FULL_DONGLE */ |
| |
| /* will implement get_ids for DBUS later */ |
| #if defined(BCMSDIO) |
| dhd_bus_get_ids(bus, &bus_type, &bus_num, &slot_num); |
| #endif |
| adapter = dhd_wifi_platform_get_adapter(bus_type, bus_num, slot_num); |
| |
| /* Allocate primary dhd_info */ |
| dhd = wifi_platform_prealloc(adapter, DHD_PREALLOC_DHD_INFO, sizeof(dhd_info_t)); |
| if (dhd == NULL) { |
| dhd = MALLOC(osh, sizeof(dhd_info_t)); |
| if (dhd == NULL) { |
| DHD_ERROR(("%s: OOM - alloc dhd_info\n", __FUNCTION__)); |
| goto dhd_null_flag; |
| } |
| } |
| memset(dhd, 0, sizeof(dhd_info_t)); |
| dhd_state |= DHD_ATTACH_STATE_DHD_ALLOC; |
| |
| dhd->unit = dhd_found + instance_base; /* do not increment dhd_found, yet */ |
| |
| dhd->pub.osh = osh; |
| #ifdef DUMP_IOCTL_IOV_LIST |
| dll_init(&(dhd->pub.dump_iovlist_head)); |
| #endif /* DUMP_IOCTL_IOV_LIST */ |
| |
| dhd->pub.dhd_console_ms = dhd_console_ms; /* assigns default value */ |
| |
| dhd->adapter = adapter; |
| #ifdef BT_OVER_SDIO |
| dhd->pub.is_bt_recovery_required = FALSE; |
| mutex_init(&dhd->bus_user_lock); |
| #endif /* BT_OVER_SDIO */ |
| |
| g_dhd_pub = &dhd->pub; |
| |
| #ifdef DHD_DEBUG |
| dll_init(&(dhd->pub.mw_list_head)); |
| #endif /* DHD_DEBUG */ |
| |
| #ifdef GET_CUSTOM_MAC_ENABLE |
| wifi_platform_get_mac_addr(dhd->adapter, dhd->pub.mac.octet); |
| #endif /* GET_CUSTOM_MAC_ENABLE */ |
| #ifdef CUSTOM_FORCE_NODFS_FLAG |
| dhd->pub.dhd_cflags |= WLAN_PLAT_NODFS_FLAG; |
| dhd->pub.force_country_change = TRUE; |
| #endif /* CUSTOM_FORCE_NODFS_FLAG */ |
| #ifdef CUSTOM_COUNTRY_CODE |
| get_customized_country_code(dhd->adapter, |
| dhd->pub.dhd_cspec.country_abbrev, &dhd->pub.dhd_cspec, |
| dhd->pub.dhd_cflags); |
| #endif /* CUSTOM_COUNTRY_CODE */ |
| dhd->thr_dpc_ctl.thr_pid = DHD_PID_KT_TL_INVALID; |
| dhd->thr_wdt_ctl.thr_pid = DHD_PID_KT_INVALID; |
| #ifdef DHD_WET |
| dhd->pub.wet_info = dhd_get_wet_info(&dhd->pub); |
| #endif /* DHD_WET */ |
| /* Initialize thread based operation and lock */ |
| sema_init(&dhd->sdsem, 1); |
| |
| /* Some DHD modules (e.g. cfg80211) configures operation mode based on firmware name. |
| * This is indeed a hack but we have to make it work properly before we have a better |
| * solution |
| */ |
| dhd_update_fw_nv_path(dhd); |
| dhd->pub.pcie_txs_metadata_enable = pcie_txs_metadata_enable; |
| |
| /* Link to info module */ |
| dhd->pub.info = dhd; |
| |
| /* Link to bus module */ |
| dhd->pub.bus = bus; |
| dhd->pub.hdrlen = bus_hdrlen; |
| dhd->pub.txoff = FALSE; |
| |
| /* Set network interface name if it was provided as module parameter */ |
| if (iface_name[0]) { |
| int len; |
| char ch; |
| strlcpy(if_name, iface_name, sizeof(if_name)); |
| len = strlen(if_name); |
| ch = if_name[len - 1]; |
| if ((ch > '9' || ch < '0') && (len < IFNAMSIZ - 2)) { |
| strcat(if_name, "%d"); |
| } |
| } |
| |
| /* Passing NULL to dngl_name to ensure host gets if_name in dngl_name member */ |
| net = dhd_allocate_if(&dhd->pub, 0, if_name, NULL, 0, TRUE, NULL); |
| if (net == NULL) { |
| goto fail; |
| } |
| mutex_init(&dhd->pub.ndev_op_sync); |
| |
| dhd_state |= DHD_ATTACH_STATE_ADD_IF; |
| #ifdef DHD_L2_FILTER |
| /* initialize the l2_filter_cnt */ |
| dhd->pub.l2_filter_cnt = 0; |
| #endif |
| net->netdev_ops = NULL; |
| |
| mutex_init(&dhd->dhd_iovar_mutex); |
| sema_init(&dhd->proto_sem, 1); |
| |
| #if defined(DHD_HANG_SEND_UP_TEST) |
| dhd->pub.req_hang_type = 0; |
| #endif /* DHD_HANG_SEND_UP_TEST */ |
| |
| #ifdef PROP_TXSTATUS |
| spin_lock_init(&dhd->wlfc_spinlock); |
| |
| dhd->pub.skip_fc = dhd_wlfc_skip_fc; |
| dhd->pub.plat_init = dhd_wlfc_plat_init; |
| dhd->pub.plat_deinit = dhd_wlfc_plat_deinit; |
| |
| #ifdef DHD_WLFC_THREAD |
| init_waitqueue_head(&dhd->pub.wlfc_wqhead); |
| dhd->pub.wlfc_thread = kthread_create(dhd_wlfc_transfer_packets, &dhd->pub, "wlfc-thread"); |
| if (IS_ERR(dhd->pub.wlfc_thread)) { |
| DHD_ERROR(("create wlfc thread failed\n")); |
| goto fail; |
| } else { |
| wake_up_process(dhd->pub.wlfc_thread); |
| } |
| #endif /* DHD_WLFC_THREAD */ |
| #endif /* PROP_TXSTATUS */ |
| |
| /* Initialize other structure content */ |
| /* XXX Some of this goes away, leftover from USB */ |
| /* XXX Some could also move to bus_init()? */ |
| init_waitqueue_head(&dhd->ioctl_resp_wait); |
| init_waitqueue_head(&dhd->pub.tx_tput_test_wait); |
| init_waitqueue_head(&dhd->d3ack_wait); |
| #ifdef PCIE_INB_DW |
| init_waitqueue_head(&dhd->ds_exit_wait); |
| #endif /* PCIE_INB_DW */ |
| init_waitqueue_head(&dhd->ctrl_wait); |
| init_waitqueue_head(&dhd->dhd_bus_busy_state_wait); |
| init_waitqueue_head(&dhd->dmaxfer_wait); |
| init_waitqueue_head(&dhd->pub.tx_completion_wait); |
| dhd->pub.dhd_bus_busy_state = 0; |
| /* Initialize the spinlocks */ |
| spin_lock_init(&dhd->sdlock); |
| spin_lock_init(&dhd->txqlock); |
| spin_lock_init(&dhd->dhd_lock); |
| spin_lock_init(&dhd->rxf_lock); |
| #ifdef WLTDLS |
| spin_lock_init(&dhd->pub.tdls_lock); |
| #endif /* WLTDLS */ |
| #if defined(RXFRAME_THREAD) |
| dhd->rxthread_enabled = TRUE; |
| #endif /* defined(RXFRAME_THREAD) */ |
| |
| #ifdef DHDTCPACK_SUPPRESS |
| spin_lock_init(&dhd->tcpack_lock); |
| #endif /* DHDTCPACK_SUPPRESS */ |
| |
| /* Initialize Wakelock stuff */ |
| spin_lock_init(&dhd->wakelock_spinlock); |
| spin_lock_init(&dhd->wakelock_evt_spinlock); |
| DHD_OS_WAKE_LOCK_INIT(dhd); |
| dhd->wakelock_counter = 0; |
| /* wakelocks prevent a system from going into a low power state */ |
| #ifdef CONFIG_HAS_WAKELOCK |
| dhd_wake_lock_init(&dhd->wl_wdwake, WAKE_LOCK_SUSPEND, "wlan_wd_wake"); |
| #endif /* CONFIG_HAS_WAKELOCK */ |
| |
| mutex_init(&dhd->dhd_net_if_mutex); |
| mutex_init(&dhd->dhd_suspend_mutex); |
| #if defined(PKT_FILTER_SUPPORT) && defined(APF) |
| mutex_init(&dhd->dhd_apf_mutex); |
| #endif /* PKT_FILTER_SUPPORT && APF */ |
| dhd_state |= DHD_ATTACH_STATE_WAKELOCKS_INIT; |
| |
| /* Attach and link in the protocol */ |
| if (dhd_prot_attach(&dhd->pub) != 0) { |
| DHD_ERROR(("dhd_prot_attach failed\n")); |
| goto fail; |
| } |
| dhd_state |= DHD_ATTACH_STATE_PROT_ATTACH; |
| |
| #ifdef WL_CFG80211 |
| spin_lock_init(&dhd->pub.up_lock); |
| /* Attach and link in the cfg80211 */ |
| if (unlikely(wl_cfg80211_attach(net, &dhd->pub))) { |
| DHD_ERROR(("wl_cfg80211_attach failed\n")); |
| goto fail; |
| } |
| |
| dhd_monitor_init(&dhd->pub); |
| dhd_state |= DHD_ATTACH_STATE_CFG80211; |
| #endif |
| |
| #ifdef SHOW_LOGTRACE |
| ret = dhd_init_logstrs_array(osh, &dhd->event_data); |
| if (ret == BCME_OK) { |
| dhd_init_static_strs_array(osh, &dhd->event_data, st_str_file_path, map_file_path); |
| dhd_init_static_strs_array(osh, &dhd->event_data, rom_st_str_file_path, |
| rom_map_file_path); |
| dhd_state |= DHD_ATTACH_LOGTRACE_INIT; |
| } |
| #endif /* SHOW_LOGTRACE */ |
| |
| /* attach debug if support */ |
| if (dhd_os_dbg_attach(&dhd->pub)) { |
| DHD_ERROR(("%s debug module attach failed\n", __FUNCTION__)); |
| goto fail; |
| } |
| #ifdef DEBUGABILITY |
| |
| #ifdef DBG_PKT_MON |
| dhd->pub.dbg->pkt_mon_lock = osl_spin_lock_init(dhd->pub.osh); |
| #ifdef DBG_PKT_MON_INIT_DEFAULT |
| dhd_os_dbg_attach_pkt_monitor(&dhd->pub); |
| #endif /* DBG_PKT_MON_INIT_DEFAULT */ |
| #endif /* DBG_PKT_MON */ |
| |
| #endif /* DEBUGABILITY */ |
| |
| #ifdef DHD_MEM_STATS |
| dhd->pub.mem_stats_lock = osl_spin_lock_init(dhd->pub.osh); |
| dhd->pub.txpath_mem = 0; |
| dhd->pub.rxpath_mem = 0; |
| #endif /* DHD_MEM_STATS */ |
| |
| #ifdef DHD_STATUS_LOGGING |
| dhd->pub.statlog = dhd_attach_statlog(&dhd->pub, MAX_STATLOG_ITEM, |
| MAX_STATLOG_REQ_ITEM, STATLOG_LOGBUF_LEN); |
| if (dhd->pub.statlog == NULL) { |
| DHD_ERROR(("%s: alloc statlog failed\n", __FUNCTION__)); |
| } |
| #endif /* DHD_STATUS_LOGGING */ |
| |
| #ifdef DHD_LOG_DUMP |
| dhd_log_dump_init(&dhd->pub); |
| #endif /* DHD_LOG_DUMP */ |
| #ifdef DHD_PKTDUMP_ROAM |
| dhd_dump_pkt_init(&dhd->pub); |
| #endif /* DHD_PKTDUMP_ROAM */ |
| #ifdef DHD_PKT_LOGGING |
| dhd_os_attach_pktlog(&dhd->pub); |
| #endif /* DHD_PKT_LOGGING */ |
| |
| #ifdef WL_CFGVENDOR_SEND_HANG_EVENT |
| dhd->pub.hang_info = MALLOCZ(osh, VENDOR_SEND_HANG_EXT_INFO_LEN); |
| if (dhd->pub.hang_info == NULL) { |
| DHD_ERROR(("%s: alloc hang_info failed\n", __FUNCTION__)); |
| } |
| #endif /* WL_CFGVENDOR_SEND_HANG_EVENT */ |
| if (dhd_sta_pool_init(&dhd->pub, DHD_MAX_STA) != BCME_OK) { |
| DHD_ERROR(("%s: Initializing %u sta\n", __FUNCTION__, DHD_MAX_STA)); |
| goto fail; |
| } |
| |
| #ifdef DHD_PCIE_NATIVE_RUNTIMEPM |
| dhd->tx_wq = alloc_workqueue("bcmdhd-tx-wq", WQ_HIGHPRI | WQ_UNBOUND | WQ_MEM_RECLAIM, 1); |
| if (!dhd->tx_wq) { |
| DHD_ERROR(("%s: alloc_workqueue(bcmdhd-tx-wq) failed\n", __FUNCTION__)); |
| goto fail; |
| } |
| dhd->rx_wq = alloc_workqueue("bcmdhd-rx-wq", WQ_HIGHPRI | WQ_UNBOUND | WQ_MEM_RECLAIM, 1); |
| if (!dhd->rx_wq) { |
| DHD_ERROR(("%s: alloc_workqueue(bcmdhd-rx-wq) failed\n", __FUNCTION__)); |
| destroy_workqueue(dhd->tx_wq); |
| dhd->tx_wq = NULL; |
| goto fail; |
| } |
| #endif /* DHD_PCIE_NATIVE_RUNTIMEPM */ |
| |
| /* Set up the watchdog timer */ |
| init_timer_compat(&dhd->timer, dhd_watchdog, dhd); |
| dhd->default_wd_interval = dhd_watchdog_ms; |
| |
| if (dhd_watchdog_prio >= 0) { |
| /* Initialize watchdog thread */ |
| PROC_START(dhd_watchdog_thread, dhd, &dhd->thr_wdt_ctl, 0, "dhd_watchdog_thread"); |
| if (dhd->thr_wdt_ctl.thr_pid < 0) { |
| goto fail; |
| } |
| |
| } else { |
| dhd->thr_wdt_ctl.thr_pid = -1; |
| } |
| |
| #ifdef DHD_PCIE_RUNTIMEPM |
| /* Setup up the runtime PM Idlecount timer */ |
| init_timer_compat(&dhd->rpm_timer, dhd_runtimepm, dhd); |
| dhd->rpm_timer_valid = FALSE; |
| |
| dhd->thr_rpm_ctl.thr_pid = DHD_PID_KT_INVALID; |
| PROC_START(dhd_rpm_state_thread, dhd, &dhd->thr_rpm_ctl, 0, "dhd_rpm_state_thread"); |
| if (dhd->thr_rpm_ctl.thr_pid < 0) { |
| goto fail; |
| } |
| #endif /* DHD_PCIE_RUNTIMEPM */ |
| |
| #ifdef SHOW_LOGTRACE |
| skb_queue_head_init(&dhd->evt_trace_queue); |
| |
| /* Create ring proc entries */ |
| dhd_dbg_ring_proc_create(&dhd->pub); |
| #endif /* SHOW_LOGTRACE */ |
| |
| /* Set up the bottom half handler */ |
| if (dhd_dpc_prio >= 0) { |
| /* Initialize DPC thread */ |
| PROC_START(dhd_dpc_thread, dhd, &dhd->thr_dpc_ctl, 0, "dhd_dpc"); |
| if (dhd->thr_dpc_ctl.thr_pid < 0) { |
| goto fail; |
| } |
| } else { |
| /* use tasklet for dpc */ |
| tasklet_init(&dhd->tasklet, dhd_dpc, (ulong)dhd); |
| dhd->thr_dpc_ctl.thr_pid = -1; |
| } |
| |
| if (dhd->rxthread_enabled) { |
| bzero(&dhd->pub.skbbuf[0], sizeof(void *) * MAXSKBPEND); |
| /* Initialize RXF thread */ |
| PROC_START(dhd_rxf_thread, dhd, &dhd->thr_rxf_ctl, 0, "dhd_rxf"); |
| if (dhd->thr_rxf_ctl.thr_pid < 0) { |
| goto fail; |
| } |
| } |
| |
| dhd_state |= DHD_ATTACH_STATE_THREADS_CREATED; |
| |
| #if defined(CONFIG_PM_SLEEP) |
| if (!dhd_pm_notifier_registered) { |
| dhd_pm_notifier_registered = TRUE; |
| dhd->pm_notifier.notifier_call = dhd_pm_callback; |
| dhd->pm_notifier.priority = 10; |
| register_pm_notifier(&dhd->pm_notifier); |
| } |
| |
| #endif /* CONFIG_PM_SLEEP */ |
| |
| #if defined(CONFIG_HAS_EARLYSUSPEND) && defined(DHD_USE_EARLYSUSPEND) |
| dhd->early_suspend.level = EARLY_SUSPEND_LEVEL_BLANK_SCREEN + 20; |
| dhd->early_suspend.suspend = dhd_early_suspend; |
| dhd->early_suspend.resume = dhd_late_resume; |
| register_early_suspend(&dhd->early_suspend); |
| dhd_state |= DHD_ATTACH_STATE_EARLYSUSPEND_DONE; |
| #endif /* CONFIG_HAS_EARLYSUSPEND && DHD_USE_EARLYSUSPEND */ |
| |
| #ifdef ARP_OFFLOAD_SUPPORT |
| dhd->pend_ipaddr = 0; |
| if (!dhd_inetaddr_notifier_registered) { |
| dhd_inetaddr_notifier_registered = TRUE; |
| register_inetaddr_notifier(&dhd_inetaddr_notifier); |
| } |
| #endif /* ARP_OFFLOAD_SUPPORT */ |
| |
| #if defined(CONFIG_IPV6) && defined(IPV6_NDO_SUPPORT) |
| if (!dhd_inet6addr_notifier_registered) { |
| dhd_inet6addr_notifier_registered = TRUE; |
| register_inet6addr_notifier(&dhd_inet6addr_notifier); |
| } |
| #endif /* CONFIG_IPV6 && IPV6_NDO_SUPPORT */ |
| dhd->dhd_deferred_wq = dhd_deferred_work_init((void *)dhd); |
| INIT_WORK(&dhd->dhd_hang_process_work, dhd_hang_process); |
| #ifdef DEBUG_CPU_FREQ |
| dhd->new_freq = alloc_percpu(int); |
| dhd->freq_trans.notifier_call = dhd_cpufreq_notifier; |
| cpufreq_register_notifier(&dhd->freq_trans, CPUFREQ_TRANSITION_NOTIFIER); |
| #endif |
| #ifdef DHDTCPACK_SUPPRESS |
| #ifdef BCMSDIO |
| dhd_tcpack_suppress_set(&dhd->pub, TCPACK_SUP_DELAYTX); |
| #elif defined(BCMPCIE) |
| /* xxx : In case of PCIe based Samsung Android project, enable TCP ACK Suppress |
| * when throughput is higher than threshold, following rps_cpus setting. |
| */ |
| dhd_tcpack_suppress_set(&dhd->pub, TCPACK_SUP_HOLD); |
| #else |
| dhd_tcpack_suppress_set(&dhd->pub, TCPACK_SUP_OFF); |
| #endif /* BCMSDIO */ |
| #endif /* DHDTCPACK_SUPPRESS */ |
| |
| #if defined(BCM_DNGL_EMBEDIMAGE) || defined(BCM_REQUEST_FW) |
| #endif /* defined(BCM_DNGL_EMBEDIMAGE) || defined(BCM_REQUEST_FW) */ |
| |
| #ifdef DHD_DEBUG_PAGEALLOC |
| register_page_corrupt_cb(dhd_page_corrupt_cb, &dhd->pub); |
| #endif /* DHD_DEBUG_PAGEALLOC */ |
| |
| INIT_DELAYED_WORK(&dhd->dhd_dpc_dispatcher_work, dhd_dpc_tasklet_dispatcher_work); |
| |
| #if defined(DHD_LB) |
| |
| dhd_lb_set_default_cpus(dhd); |
| DHD_LB_STATS_INIT(&dhd->pub); |
| |
| /* Initialize the CPU Masks */ |
| if (dhd_cpumasks_init(dhd) == 0) { |
| /* Now we have the current CPU maps, run through candidacy */ |
| dhd_select_cpu_candidacy(dhd); |
| |
| /* Register the call backs to CPU Hotplug sub-system */ |
| dhd_register_cpuhp_callback(dhd); |
| |
| } else { |
| /* |
| * We are unable to initialize CPU masks, so candidacy algorithm |
| * won't run, but still Load Balancing will be honoured based |
| * on the CPUs allocated for a given job statically during init |
| */ |
| dhd->cpu_notifier.notifier_call = NULL; |
| DHD_ERROR(("%s():dhd_cpumasks_init failed CPUs for JOB would be static\n", |
| __FUNCTION__)); |
| } |
| |
| #ifdef DHD_LB_TXP |
| #ifdef DHD_LB_TXP_DEFAULT_ENAB |
| /* Trun ON the feature by default */ |
| atomic_set(&dhd->lb_txp_active, 1); |
| #else |
| /* Trun OFF the feature by default */ |
| atomic_set(&dhd->lb_txp_active, 0); |
| #endif /* DHD_LB_TXP_DEFAULT_ENAB */ |
| #endif /* DHD_LB_TXP */ |
| |
| #ifdef DHD_LB_RXP |
| /* Trun ON the feature by default */ |
| atomic_set(&dhd->lb_rxp_active, 1); |
| #endif /* DHD_LB_RXP */ |
| |
| /* Initialize the Load Balancing Tasklets and Napi object */ |
| #if defined(DHD_LB_RXP) |
| __skb_queue_head_init(&dhd->rx_pend_queue); |
| skb_queue_head_init(&dhd->rx_napi_queue); |
| __skb_queue_head_init(&dhd->rx_process_queue); |
| /* Initialize the work that dispatches NAPI job to a given core */ |
| INIT_WORK(&dhd->rx_napi_dispatcher_work, dhd_rx_napi_dispatcher_work); |
| DHD_INFO(("%s load balance init rx_napi_queue\n", __FUNCTION__)); |
| /* Initialize the work that dispatches DPC tasklet to a given core */ |
| #endif /* DHD_LB_RXP */ |
| |
| #if defined(DHD_LB_TXP) |
| INIT_WORK(&dhd->tx_dispatcher_work, dhd_tx_dispatcher_work); |
| skb_queue_head_init(&dhd->tx_pend_queue); |
| /* Initialize the work that dispatches TX job to a given core */ |
| tasklet_init(&dhd->tx_tasklet, |
| dhd_lb_tx_handler, (ulong)(dhd)); |
| DHD_INFO(("%s load balance init tx_pend_queue\n", __FUNCTION__)); |
| #endif /* DHD_LB_TXP */ |
| |
| dhd_state |= DHD_ATTACH_STATE_LB_ATTACH_DONE; |
| #endif /* DHD_LB */ |
| |
| #if defined(DNGL_AXI_ERROR_LOGGING) && defined(DHD_USE_WQ_FOR_DNGL_AXI_ERROR) |
| INIT_WORK(&dhd->axi_error_dispatcher_work, dhd_axi_error_dispatcher_fn); |
| #endif /* DNGL_AXI_ERROR_LOGGING && DHD_USE_WQ_FOR_DNGL_AXI_ERROR */ |
| |
| #if defined(BCMPCIE) |
| dhd->pub.extended_trap_data = MALLOCZ(osh, BCMPCIE_EXT_TRAP_DATA_MAXLEN); |
| if (dhd->pub.extended_trap_data == NULL) { |
| DHD_ERROR(("%s: Failed to alloc extended_trap_data\n", __FUNCTION__)); |
| } |
| #ifdef DNGL_AXI_ERROR_LOGGING |
| dhd->pub.axi_err_dump = MALLOCZ(osh, sizeof(dhd_axi_error_dump_t)); |
| if (dhd->pub.axi_err_dump == NULL) { |
| DHD_ERROR(("%s: Failed to alloc axi_err_dump\n", __FUNCTION__)); |
| } |
| #endif /* DNGL_AXI_ERROR_LOGGING */ |
| #endif /* BCMPCIE */ |
| |
| #ifdef SHOW_LOGTRACE |
| if (dhd_init_logtrace_process(dhd) != BCME_OK) { |
| goto fail; |
| } |
| #endif /* SHOW_LOGTRACE */ |
| |
| #ifdef EWP_EDL |
| INIT_DELAYED_WORK(&dhd->edl_dispatcher_work, dhd_edl_process_work); |
| #endif |
| |
| DHD_SSSR_MEMPOOL_INIT(&dhd->pub); |
| DHD_SSSR_REG_INFO_INIT(&dhd->pub); |
| |
| #ifdef EWP_EDL |
| if (host_edl_support) { |
| if (DHD_EDL_MEM_INIT(&dhd->pub) != BCME_OK) { |
| host_edl_support = FALSE; |
| } |
| } |
| #endif /* EWP_EDL */ |
| |
| dhd_init_sock_flows_buf(dhd, dhd_watchdog_ms); |
| |
| (void)dhd_sysfs_init(dhd); |
| |
| #ifdef WL_NATOE |
| /* Open Netlink socket for NF_CONNTRACK notifications */ |
| dhd->pub.nfct = dhd_ct_open(&dhd->pub, NFNL_SUBSYS_CTNETLINK | NFNL_SUBSYS_CTNETLINK_EXP, |
| CT_ALL); |
| #endif /* WL_NATOE */ |
| #ifdef GDB_PROXY |
| dhd->pub.gdb_proxy_nodeadman = nodeadman != 0; |
| #endif /* GDB_PROXY */ |
| dhd_state |= DHD_ATTACH_STATE_DONE; |
| dhd->dhd_state = dhd_state; |
| |
| dhd_found++; |
| |
| #ifdef DHD_FW_COREDUMP |
| /* Set memdump default values */ |
| #ifdef CUSTOMER_HW4_DEBUG |
| dhd->pub.memdump_enabled = DUMP_DISABLED; |
| #else |
| dhd->pub.memdump_enabled = DUMP_MEMFILE; |
| #endif /* CUSTOMER_HW4_DEBUG */ |
| /* Check the memdump capability */ |
| dhd_get_memdump_info(&dhd->pub); |
| #endif /* DHD_FW_COREDUMP */ |
| |
| #ifdef DHD_ERPOM |
| if (enable_erpom) { |
| pom_handler = &dhd->pub.pom_wlan_handler; |
| pom_handler->func_id = WLAN_FUNC_ID; |
| pom_handler->handler = (void *)g_dhd_pub; |
| pom_handler->power_off = dhd_wlan_power_off_handler; |
| pom_handler->power_on = dhd_wlan_power_on_handler; |
| |
| dhd->pub.pom_func_register = NULL; |
| dhd->pub.pom_func_deregister = NULL; |
| dhd->pub.pom_toggle_reg_on = NULL; |
| |
| dhd->pub.pom_func_register = symbol_get(pom_func_register); |
| dhd->pub.pom_func_deregister = symbol_get(pom_func_deregister); |
| dhd->pub.pom_toggle_reg_on = symbol_get(pom_toggle_reg_on); |
| |
| symbol_put(pom_func_register); |
| symbol_put(pom_func_deregister); |
| symbol_put(pom_toggle_reg_on); |
| |
| if (!dhd->pub.pom_func_register || |
| !dhd->pub.pom_func_deregister || |
| !dhd->pub.pom_toggle_reg_on) { |
| DHD_ERROR(("%s, enable_erpom enabled through module parameter but " |
| "POM is not loaded\n", __FUNCTION__)); |
| ASSERT(0); |
| goto fail; |
| } |
| dhd->pub.pom_func_register(pom_handler); |
| dhd->pub.enable_erpom = TRUE; |
| |
| } |
| #endif /* DHD_ERPOM */ |
| |
| #ifdef DHD_DUMP_MNGR |
| dhd->pub.dump_file_manage = |
| (dhd_dump_file_manage_t *)MALLOCZ(dhd->pub.osh, sizeof(dhd_dump_file_manage_t)); |
| if (unlikely(!dhd->pub.dump_file_manage)) { |
| DHD_ERROR(("%s(): could not allocate memory for - " |
| "dhd_dump_file_manage_t\n", __FUNCTION__)); |
| } |
| #endif /* DHD_DUMP_MNGR */ |
| |
| #ifdef RTT_SUPPORT |
| if (dhd_rtt_attach(&dhd->pub)) { |
| DHD_ERROR(("dhd_rtt_attach has failed\n")); |
| goto fail; |
| } |
| #endif /* RTT_SUPPORT */ |
| |
| #ifdef DHD_TX_PROFILE |
| if (dhd_tx_profile_attach(&dhd->pub) != BCME_OK) { |
| DHD_ERROR(("%s:\tdhd_tx_profile_attach has failed\n", __FUNCTION__)); |
| goto fail; |
| } |
| #endif /* defined(DHD_TX_PROFILE) */ |
| |
| #ifdef WL_CFGVENDOR_SEND_ALERT_EVENT |
| INIT_WORK(&dhd->dhd_alert_process_work, dhd_alert_process); |
| #endif |
| |
| return &dhd->pub; |
| |
| fail: |
| if (dhd_state >= DHD_ATTACH_STATE_DHD_ALLOC) { |
| DHD_TRACE(("%s: Calling dhd_detach dhd_state 0x%x &dhd->pub %p\n", |
| __FUNCTION__, dhd_state, &dhd->pub)); |
| dhd->dhd_state = dhd_state; |
| dhd_detach(&dhd->pub); |
| dhd_free(&dhd->pub); |
| } |
| |
| dhd_null_flag: |
| return NULL; |
| } |
| |
| int dhd_get_fw_mode(dhd_info_t *dhdinfo) |
| { |
| if (strstr(dhdinfo->fw_path, "_apsta") != NULL) |
| return DHD_FLAG_HOSTAP_MODE; |
| if (strstr(dhdinfo->fw_path, "_p2p") != NULL) |
| return DHD_FLAG_P2P_MODE; |
| if (strstr(dhdinfo->fw_path, "_ibss") != NULL) |
| return DHD_FLAG_IBSS_MODE; |
| if (strstr(dhdinfo->fw_path, "_mfg") != NULL) |
| return DHD_FLAG_MFG_MODE; |
| |
| return DHD_FLAG_STA_MODE; |
| } |
| |
| int dhd_bus_get_fw_mode(dhd_pub_t *dhdp) |
| { |
| return dhd_get_fw_mode(dhdp->info); |
| } |
| |
| extern char * nvram_get(const char *name); |
| bool dhd_update_fw_nv_path(dhd_info_t *dhdinfo) |
| { |
| int fw_len; |
| int nv_len; |
| const char *fw = NULL; |
| const char *nv = NULL; |
| #ifdef DHD_UCODE_DOWNLOAD |
| int uc_len; |
| const char *uc = NULL; |
| #endif /* DHD_UCODE_DOWNLOAD */ |
| wifi_adapter_info_t *adapter = dhdinfo->adapter; |
| int fw_path_len = sizeof(dhdinfo->fw_path); |
| int nv_path_len = sizeof(dhdinfo->nv_path); |
| #ifdef AUTO_CHIP_DETECTION |
| dhd_pub_t *dhdp = &dhdinfo->pub; |
| #endif /* AUTO_CHIP_DETECTION */ |
| |
| /* Update firmware and nvram path. The path may be from adapter info or module parameter |
| * The path from adapter info is used for initialization only (as it won't change). |
| * |
| * The firmware_path/nvram_path module parameter may be changed by the system at run |
| * time. When it changes we need to copy it to dhdinfo->fw_path. Also Android private |
| * command may change dhdinfo->fw_path. As such we need to clear the path info in |
| * module parameter after it is copied. We won't update the path until the module parameter |
| * is changed again (first character is not '\0') |
| */ |
| |
| /* set default firmware and nvram path for built-in type driver */ |
| if (!dhd_download_fw_on_driverload) { |
| #ifdef DHD_LINUX_STD_FW_API |
| fw = DHD_FW_NAME; |
| nv = DHD_NVRAM_NAME; |
| #else |
| #ifdef CONFIG_BCMDHD_FW_PATH |
| fw = VENDOR_PATH CONFIG_BCMDHD_FW_PATH; |
| #endif /* CONFIG_BCMDHD_FW_PATH */ |
| #ifdef CONFIG_BCMDHD_NVRAM_PATH |
| nv = VENDOR_PATH CONFIG_BCMDHD_NVRAM_PATH; |
| #endif /* CONFIG_BCMDHD_NVRAM_PATH */ |
| #endif /* DHD_LINUX_STD_FW_API */ |
| #ifdef AUTO_CHIP_DETECTION |
| if (dhdp->bus && dhd_bus_chip_id(dhdp) == BCM4375_CHIP_ID) { |
| if (dhd_bus_chiprev_id(dhdp) == 1) { |
| fw = VENDOR_PATH CONFIG_BCMDHD_4375b0_FW_PATH; |
| nv = VENDOR_PATH |
| CONFIG_BCMDHD_4375b0_NVRAM_PATH; |
| } else if (dhd_bus_chiprev_id(dhdp) == 5) { |
| fw = VENDOR_PATH CONFIG_BCMDHD_4375b1_FW_PATH; |
| nv = VENDOR_PATH |
| CONFIG_BCMDHD_4375b1_NVRAM_PATH; |
| } |
| } else if (dhdp->bus && dhd_bus_chip_id(dhdp) == BCM4387_CHIP_ID) { |
| fw = VENDOR_PATH CONFIG_BCMDHD_4385_FW_PATH; |
| nv = VENDOR_PATH |
| CONFIG_BCMDHD_4385_NVRAM_PATH; |
| } else if (dhdp->bus && dhd_bus_chip_id(dhdp) == BCM43752_CHIP_ID) { |
| #ifdef DHD_LINUX_STD_FW_API |
| nv = DHD_NVRAM_USI_NAME; |
| #else |
| nv = VENDOR_PATH |
| CONFIG_BCMDHD_43752_NVRAM_PATH; |
| #endif /* DHD_LINUX_STD_FW_API */ |
| } else if (dhdp->bus && dhd_bus_chip_id(dhdp) == BCM4389_CHIP_ID) { |
| fw = VENDOR_PATH CONFIG_BCMDHD_4389_FW_PATH; |
| nv = VENDOR_PATH |
| CONFIG_BCMDHD_4389_NVRAM_PATH; |
| } |
| #endif /* AUTO_CHIP_DETECTION */ |
| } |
| |
| /* check if we need to initialize the path */ |
| if (dhdinfo->fw_path[0] == '\0') { |
| if (adapter && adapter->fw_path && adapter->fw_path[0] != '\0') { |
| fw = adapter->fw_path; |
| } |
| } |
| if (dhdinfo->nv_path[0] == '\0') { |
| if (adapter && adapter->nv_path && adapter->nv_path[0] != '\0') |
| nv = adapter->nv_path; |
| } |
| |
| /* Use module parameter if it is valid, EVEN IF the path has not been initialized |
| * |
| * TODO: need a solution for multi-chip, can't use the same firmware for all chips |
| */ |
| if (firmware_path[0] != '\0') { |
| /* Newline is getting added sometimes when firmware_path module parameter |
| * is updated via command line using echo command, due to which |
| * file not found error is seen, hence replacing '\n' with '\0'. |
| */ |
| if (firmware_path[strlen(firmware_path) - 1] == '\n') { |
| firmware_path[strlen(firmware_path)-1] = '\0'; |
| } |
| fw = firmware_path; |
| } |
| |
| if (nvram_path[0] != '\0') { |
| if (nvram_path[strlen(nvram_path)-1] == '\n') { |
| nvram_path[strlen(nvram_path)-1] = '\0'; |
| } |
| nv = nvram_path; |
| } |
| |
| |
| #ifdef DHD_UCODE_DOWNLOAD |
| if (ucode_path[0] != '\0') |
| uc = ucode_path; |
| #endif /* DHD_UCODE_DOWNLOAD */ |
| |
| if (fw && fw[0] != '\0') { |
| fw_len = strlen(fw); |
| if (fw_len >= fw_path_len) { |
| DHD_ERROR(("fw path len exceeds max len of dhdinfo->fw_path\n")); |
| return FALSE; |
| } |
| strlcpy(dhdinfo->fw_path, fw, fw_path_len); |
| } |
| if (nv && nv[0] != '\0') { |
| nv_len = strlen(nv); |
| if (nv_len >= nv_path_len) { |
| DHD_ERROR(("nvram path len exceeds max len of dhdinfo->nv_path\n")); |
| return FALSE; |
| } |
| memset(dhdinfo->nv_path, 0, nv_path_len); |
| strlcpy(dhdinfo->nv_path, nv, nv_path_len); |
| #ifdef DHD_USE_SINGLE_NVRAM_FILE |
| /* Remove "_net" or "_mfg" tag from current nvram path */ |
| { |
| char *nvram_tag = "nvram_"; |
| char *ext_tag = ".txt"; |
| char *sp_nvram = strnstr(dhdinfo->nv_path, nvram_tag, nv_path_len); |
| bool valid_buf = sp_nvram && ((uint32)(sp_nvram + strlen(nvram_tag) + |
| strlen(ext_tag) - dhdinfo->nv_path) <= nv_path_len); |
| if (valid_buf) { |
| char *sp = sp_nvram + strlen(nvram_tag) - 1; |
| uint32 padding_size = (uint32)(dhdinfo->nv_path + |
| nv_path_len - sp); |
| memset(sp, 0, padding_size); |
| strncat(dhdinfo->nv_path, ext_tag, strlen(ext_tag)); |
| nv_len = strlen(dhdinfo->nv_path); |
| DHD_INFO(("%s: new nvram path = %s\n", |
| __FUNCTION__, dhdinfo->nv_path)); |
| } else if (sp_nvram) { |
| DHD_ERROR(("%s: buffer space for nvram path is not enough\n", |
| __FUNCTION__)); |
| return FALSE; |
| } else { |
| DHD_ERROR(("%s: Couldn't find the nvram tag. current" |
| " nvram path = %s\n", __FUNCTION__, dhdinfo->nv_path)); |
| } |
| } |
| #endif /* DHD_USE_SINGLE_NVRAM_FILE */ |
| } |
| #ifdef DHD_UCODE_DOWNLOAD |
| if (uc && uc[0] != '\0') { |
| uc_len = strlen(uc); |
| if (uc_len >= sizeof(dhdinfo->uc_path)) { |
| DHD_ERROR(("uc path len exceeds max len of dhdinfo->uc_path\n")); |
| return FALSE; |
| } |
| strlcpy(dhdinfo->uc_path, uc, sizeof(dhdinfo->uc_path)); |
| } |
| #endif /* DHD_UCODE_DOWNLOAD */ |
| |
| /* clear the path in module parameter */ |
| if (dhd_download_fw_on_driverload) { |
| firmware_path[0] = '\0'; |
| nvram_path[0] = '\0'; |
| } |
| #ifdef DHD_UCODE_DOWNLOAD |
| ucode_path[0] = '\0'; |
| DHD_ERROR(("ucode path: %s\n", dhdinfo->uc_path)); |
| #endif /* DHD_UCODE_DOWNLOAD */ |
| |
| /* fw_path and nv_path are not mandatory for BCMEMBEDIMAGE */ |
| if (dhdinfo->fw_path[0] == '\0') { |
| DHD_ERROR(("firmware path not found\n")); |
| return FALSE; |
| } |
| if (dhdinfo->nv_path[0] == '\0') { |
| DHD_ERROR(("nvram path not found\n")); |
| return FALSE; |
| } |
| |
| return TRUE; |
| } |
| |
| #if defined(BT_OVER_SDIO) |
| extern bool dhd_update_btfw_path(dhd_info_t *dhdinfo, char* btfw_path) |
| { |
| int fw_len; |
| const char *fw = NULL; |
| wifi_adapter_info_t *adapter = dhdinfo->adapter; |
| |
| /* Update bt firmware path. The path may be from adapter info or module parameter |
| * The path from adapter info is used for initialization only (as it won't change). |
| * |
| * The btfw_path module parameter may be changed by the system at run |
| * time. When it changes we need to copy it to dhdinfo->btfw_path. Also Android private |
| * command may change dhdinfo->btfw_path. As such we need to clear the path info in |
| * module parameter after it is copied. We won't update the path until the module parameter |
| * is changed again (first character is not '\0') |
| */ |
| |
| /* set default firmware and nvram path for built-in type driver */ |
| if (!dhd_download_fw_on_driverload) { |
| #ifdef CONFIG_BCMDHD_BTFW_PATH |
| fw = CONFIG_BCMDHD_BTFW_PATH; |
| #endif /* CONFIG_BCMDHD_FW_PATH */ |
| } |
| |
| /* check if we need to initialize the path */ |
| if (dhdinfo->btfw_path[0] == '\0') { |
| if (adapter && adapter->btfw_path && adapter->btfw_path[0] != '\0') |
| fw = adapter->btfw_path; |
| } |
| |
| /* Use module parameter if it is valid, EVEN IF the path has not been initialized |
| */ |
| if (btfw_path[0] != '\0') |
| fw = btfw_path; |
| |
| if (fw && fw[0] != '\0') { |
| fw_len = strlen(fw); |
| if (fw_len >= sizeof(dhdinfo->btfw_path)) { |
| DHD_ERROR(("fw path len exceeds max len of dhdinfo->btfw_path\n")); |
| return FALSE; |
| } |
| strlcpy(dhdinfo->btfw_path, fw, sizeof(dhdinfo->btfw_path)); |
| } |
| |
| /* clear the path in module parameter */ |
| btfw_path[0] = '\0'; |
| |
| if (dhdinfo->btfw_path[0] == '\0') { |
| DHD_ERROR(("bt firmware path not found\n")); |
| return FALSE; |
| } |
| |
| return TRUE; |
| } |
| #endif /* defined (BT_OVER_SDIO) */ |
| |
| #ifdef CUSTOMER_HW4_DEBUG |
| bool dhd_validate_chipid(dhd_pub_t *dhdp) |
| { |
| uint chipid = dhd_bus_chip_id(dhdp); |
| uint config_chipid; |
| |
| #ifdef BCM4389_CHIP_DEF |
| config_chipid = BCM4389_CHIP_ID; |
| #elif defined(BCM4375_CHIP) |
| config_chipid = BCM4375_CHIP_ID; |
| #elif defined(BCM4361_CHIP) |
| config_chipid = BCM4361_CHIP_ID; |
| #elif defined(BCM4359_CHIP) |
| config_chipid = BCM4359_CHIP_ID; |
| #elif defined(BCM4358_CHIP) |
| config_chipid = BCM4358_CHIP_ID; |
| #elif defined(BCM4354_CHIP) |
| config_chipid = BCM4354_CHIP_ID; |
| #elif defined(BCM4339_CHIP) |
| config_chipid = BCM4339_CHIP_ID; |
| #elif defined(BCM4335_CHIP) |
| config_chipid = BCM4335_CHIP_ID; |
| #elif defined(BCM43430_CHIP) |
| config_chipid = BCM43430_CHIP_ID; |
| #elif defined(BCM43018_CHIP) |
| config_chipid = BCM43018_CHIP_ID; |
| #elif defined(BCM43455_CHIP) |
| config_chipid = BCM4345_CHIP_ID; |
| #elif defined(BCM43454_CHIP) |
| config_chipid = BCM43454_CHIP_ID; |
| #elif defined(BCM43012_CHIP_) |
| config_chipid = BCM43012_CHIP_ID; |
| #elif defined(BCM43013_CHIP) |
| config_chipid = BCM43012_CHIP_ID; |
| #else |
| DHD_ERROR(("%s: Unknown chip id, if you use new chipset," |
| " please add CONFIG_BCMXXXX into the Kernel and" |
| " BCMXXXX_CHIP definition into the DHD driver\n", |
| __FUNCTION__)); |
| config_chipid = 0; |
| |
| return FALSE; |
| #endif /* BCM4354_CHIP */ |
| |
| #if defined(BCM4354_CHIP) && defined(SUPPORT_MULTIPLE_REVISION) |
| if (chipid == BCM4350_CHIP_ID && config_chipid == BCM4354_CHIP_ID) { |
| return TRUE; |
| } |
| #endif /* BCM4354_CHIP && SUPPORT_MULTIPLE_REVISION */ |
| #if defined(BCM4358_CHIP) && defined(SUPPORT_MULTIPLE_REVISION) |
| if (chipid == BCM43569_CHIP_ID && config_chipid == BCM4358_CHIP_ID) { |
| return TRUE; |
| } |
| #endif /* BCM4358_CHIP && SUPPORT_MULTIPLE_REVISION */ |
| #if defined(BCM4359_CHIP) |
| if (chipid == BCM4355_CHIP_ID && config_chipid == BCM4359_CHIP_ID) { |
| return TRUE; |
| } |
| #endif /* BCM4359_CHIP */ |
| #if defined(BCM4361_CHIP) |
| if (chipid == BCM4347_CHIP_ID && config_chipid == BCM4361_CHIP_ID) { |
| return TRUE; |
| } |
| #endif /* BCM4361_CHIP */ |
| |
| return config_chipid == chipid; |
| } |
| #endif /* CUSTOMER_HW4_DEBUG */ |
| |
| #if defined(BT_OVER_SDIO) |
| wlan_bt_handle_t dhd_bt_get_pub_hndl(void) |
| { |
| DHD_ERROR(("%s: g_dhd_pub %p\n", __FUNCTION__, g_dhd_pub)); |
| /* assuming that dhd_pub_t type pointer is available from a global variable */ |
| return (wlan_bt_handle_t) g_dhd_pub; |
| } EXPORT_SYMBOL(dhd_bt_get_pub_hndl); |
| |
| int dhd_download_btfw(wlan_bt_handle_t handle, char* btfw_path) |
| { |
| int ret = -1; |
| dhd_pub_t *dhdp = (dhd_pub_t *)handle; |
| dhd_info_t *dhd = (dhd_info_t*)dhdp->info; |
| |
| /* Download BT firmware image to the dongle */ |
| if (dhd->pub.busstate == DHD_BUS_DATA && dhd_update_btfw_path(dhd, btfw_path)) { |
| DHD_INFO(("%s: download btfw from: %s\n", __FUNCTION__, dhd->btfw_path)); |
| ret = dhd_bus_download_btfw(dhd->pub.bus, dhd->pub.osh, dhd->btfw_path); |
| if (ret < 0) { |
| DHD_ERROR(("%s: failed to download btfw from: %s\n", |
| __FUNCTION__, dhd->btfw_path)); |
| return ret; |
| } |
| } |
| return ret; |
| } EXPORT_SYMBOL(dhd_download_btfw); |
| #endif /* defined (BT_OVER_SDIO) */ |
| |
| int |
| dhd_bus_start(dhd_pub_t *dhdp) |
| { |
| int ret = -1; |
| dhd_info_t *dhd = (dhd_info_t*)dhdp->info; |
| unsigned long flags; |
| |
| #if defined(DHD_DEBUG) && defined(BCMSDIO) |
| int fw_download_start = 0, fw_download_end = 0, f2_sync_start = 0, f2_sync_end = 0; |
| #endif /* DHD_DEBUG && BCMSDIO */ |
| ASSERT(dhd); |
| |
| DHD_TRACE(("Enter %s:\n", __FUNCTION__)); |
| dhdp->memdump_type = 0; |
| dhdp->dongle_trap_occured = 0; |
| #ifdef DHD_SSSR_DUMP |
| /* Flag to indicate sssr dump is collected */ |
| dhdp->sssr_dump_collected = 0; |
| #endif /* DHD_SSSR_DUMP */ |
| dhdp->iovar_timeout_occured = 0; |
| #ifdef PCIE_FULL_DONGLE |
| dhdp->d3ack_timeout_occured = 0; |
| dhdp->livelock_occured = 0; |
| dhdp->pktid_audit_failed = 0; |
| #endif /* PCIE_FULL_DONGLE */ |
| dhd->pub.iface_op_failed = 0; |
| dhd->pub.scan_timeout_occurred = 0; |
| dhd->pub.scan_busy_occurred = 0; |
| /* Clear induced error during initialize */ |
| dhd->pub.dhd_induce_error = DHD_INDUCE_ERROR_CLEAR; |
| dhd->pub.tput_test_done = FALSE; |
| |
| /* try to download image and nvram to the dongle */ |
| if (dhd->pub.busstate == DHD_BUS_DOWN && dhd_update_fw_nv_path(dhd)) { |
| /* Indicate FW Download has not yet done */ |
| dhd->pub.fw_download_status = FW_DOWNLOAD_IN_PROGRESS; |
| DHD_INFO(("%s download fw %s, nv %s\n", __FUNCTION__, dhd->fw_path, dhd->nv_path)); |
| #if defined(DHD_DEBUG) && defined(BCMSDIO) |
| fw_download_start = OSL_SYSUPTIME(); |
| #endif /* DHD_DEBUG && BCMSDIO */ |
| ret = dhd_bus_download_firmware(dhd->pub.bus, dhd->pub.osh, |
| dhd->fw_path, dhd->nv_path); |
| #if defined(DHD_DEBUG) && defined(BCMSDIO) |
| fw_download_end = OSL_SYSUPTIME(); |
| #endif /* DHD_DEBUG && BCMSDIO */ |
| if (ret < 0) { |
| DHD_ERROR(("%s: failed to download firmware %s\n", |
| __FUNCTION__, dhd->fw_path)); |
| return ret; |
| } |
| /* Indicate FW Download has succeeded */ |
| dhd->pub.fw_download_status = FW_DOWNLOAD_DONE; |
| } |
| if (dhd->pub.busstate != DHD_BUS_LOAD) { |
| return -ENETDOWN; |
| } |
| |
| #ifdef BCMSDIO |
| dhd_os_sdlock(dhdp); |
| #endif /* BCMSDIO */ |
| |
| /* Start the watchdog timer */ |
| dhd->pub.tickcnt = 0; |
| dhd_os_wd_timer(&dhd->pub, dhd_watchdog_ms); |
| |
| /* Bring up the bus */ |
| if ((ret = dhd_bus_init(&dhd->pub, FALSE)) != 0) { |
| |
| DHD_ERROR(("%s, dhd_bus_init failed %d\n", __FUNCTION__, ret)); |
| #ifdef BCMSDIO |
| dhd_os_sdunlock(dhdp); |
| #endif /* BCMSDIO */ |
| return ret; |
| } |
| #if defined(OOB_INTR_ONLY) || defined(BCMSPI_ANDROID) || defined(BCMPCIE_OOB_HOST_WAKE) |
| /* Host registration for OOB interrupt */ |
| if (dhd_bus_oob_intr_register(dhdp)) { |
| /* deactivate timer and wait for the handler to finish */ |
| #if !defined(BCMPCIE_OOB_HOST_WAKE) |
| DHD_GENERAL_LOCK(&dhd->pub, flags); |
| dhd->wd_timer_valid = FALSE; |
| DHD_GENERAL_UNLOCK(&dhd->pub, flags); |
| del_timer_sync(&dhd->timer); |
| |
| #endif /* !BCMPCIE_OOB_HOST_WAKE */ |
| DHD_STOP_RPM_TIMER(&dhd->pub); |
| |
| DHD_ERROR(("%s Host failed to register for OOB\n", __FUNCTION__)); |
| DHD_OS_WD_WAKE_UNLOCK(&dhd->pub); |
| return -ENODEV; |
| } |
| |
| #if defined(BCMPCIE_OOB_HOST_WAKE) |
| dhd_bus_oob_intr_set(dhdp, TRUE); |
| #else |
| /* Enable oob at firmware */ |
| dhd_enable_oob_intr(dhd->pub.bus, TRUE); |
| #endif /* BCMPCIE_OOB_HOST_WAKE */ |
| #endif /* OOB_INTR_ONLY || BCMSPI_ANDROID || BCMPCIE_OOB_HOST_WAKE */ |
| #ifdef PCIE_FULL_DONGLE |
| { |
| /* max_h2d_rings includes H2D common rings */ |
| uint32 max_h2d_rings = dhd_bus_max_h2d_queues(dhd->pub.bus); |
| |
| DHD_INFO(("%s: Initializing %u h2drings\n", __FUNCTION__, |
| max_h2d_rings)); |
| if ((ret = dhd_flow_rings_init(&dhd->pub, max_h2d_rings)) != BCME_OK) { |
| #ifdef BCMSDIO |
| dhd_os_sdunlock(dhdp); |
| #endif /* BCMSDIO */ |
| return ret; |
| } |
| } |
| #endif /* PCIE_FULL_DONGLE */ |
| |
| /* set default value for now. Will be updated again in dhd_preinit_ioctls() |
| * after querying FW |
| */ |
| dhdp->event_log_max_sets = NUM_EVENT_LOG_SETS; |
| dhdp->event_log_max_sets_queried = FALSE; |
| |
| dhdp->smmu_fault_occurred = 0; |
| #ifdef DNGL_AXI_ERROR_LOGGING |
| dhdp->axi_error = FALSE; |
| #endif /* DNGL_AXI_ERROR_LOGGING */ |
| |
| /* Do protocol initialization necessary for IOCTL/IOVAR */ |
| ret = dhd_prot_init(&dhd->pub); |
| if (unlikely(ret) != BCME_OK) { |
| DHD_OS_WD_WAKE_UNLOCK(&dhd->pub); |
| return ret; |
| } |
| |
| /* If bus is not ready, can't come up */ |
| if (dhd->pub.busstate != DHD_BUS_DATA) { |
| DHD_GENERAL_LOCK(&dhd->pub, flags); |
| dhd->wd_timer_valid = FALSE; |
| DHD_GENERAL_UNLOCK(&dhd->pub, flags); |
| del_timer_sync(&dhd->timer); |
| DHD_ERROR(("%s failed bus is not ready\n", __FUNCTION__)); |
| DHD_STOP_RPM_TIMER(&dhd->pub); |
| #ifdef BCMSDIO |
| dhd_os_sdunlock(dhdp); |
| #endif /* BCMSDIO */ |
| DHD_OS_WD_WAKE_UNLOCK(&dhd->pub); |
| return -ENODEV; |
| } |
| |
| #ifdef BCMSDIO |
| dhd_os_sdunlock(dhdp); |
| #endif /* BCMSDIO */ |
| |
| /* Bus is ready, query any dongle information */ |
| /* XXX Since dhd_sync_with_dongle can sleep, should module count surround it? */ |
| #if defined(DHD_DEBUG) && defined(BCMSDIO) |
| f2_sync_start = OSL_SYSUPTIME(); |
| #endif /* DHD_DEBUG && BCMSDIO */ |
| if ((ret = dhd_sync_with_dongle(&dhd->pub)) < 0) { |
| DHD_GENERAL_LOCK(&dhd->pub, flags); |
| dhd->wd_timer_valid = FALSE; |
| DHD_GENERAL_UNLOCK(&dhd->pub, flags); |
| del_timer_sync(&dhd->timer); |
| DHD_ERROR(("%s failed to sync with dongle\n", __FUNCTION__)); |
| DHD_OS_WD_WAKE_UNLOCK(&dhd->pub); |
| return ret; |
| } |
| |
| #if defined(CONFIG_ARCH_EXYNOS) && defined(BCMPCIE) |
| #if !defined(CONFIG_SOC_EXYNOS8890) && !defined(SUPPORT_EXYNOS7420) |
| /* XXX: JIRA SWWLAN-139454: Added L1ss enable |
| * after firmware download completion due to link down issue |
| * JIRA SWWLAN-142236: Amendment - Changed L1ss enable point |
| */ |
| DHD_ERROR(("%s: Enable L1ss EP side\n", __FUNCTION__)); |
| #if defined(CONFIG_SOC_GS101) |
| exynos_pcie_rc_l1ss_ctrl(1, PCIE_L1SS_CTRL_WIFI, 1); |
| #else |
| exynos_pcie_l1ss_ctrl(1, PCIE_L1SS_CTRL_WIFI); |
| #endif /* CONFIG_SOC_GS101 */ |
| #endif /* !CONFIG_SOC_EXYNOS8890 && !SUPPORT_EXYNOS7420 */ |
| #endif /* CONFIG_ARCH_EXYNOS && BCMPCIE */ |
| #if defined(DHD_DEBUG) && defined(BCMSDIO) |
| f2_sync_end = OSL_SYSUPTIME(); |
| DHD_ERROR(("Time taken for FW download and F2 ready is: %d msec\n", |
| (fw_download_end - fw_download_start) + (f2_sync_end - f2_sync_start))); |
| #endif /* DHD_DEBUG && BCMSDIO */ |
| |
| #ifdef ARP_OFFLOAD_SUPPORT |
| if (dhd->pend_ipaddr) { |
| #ifdef AOE_IP_ALIAS_SUPPORT |
| /* XXX Assume pending ip address is belong to primary interface */ |
| aoe_update_host_ipv4_table(&dhd->pub, dhd->pend_ipaddr, TRUE, 0); |
| #endif /* AOE_IP_ALIAS_SUPPORT */ |
| dhd->pend_ipaddr = 0; |
| } |
| #endif /* ARP_OFFLOAD_SUPPORT */ |
| |
| return 0; |
| } |
| #ifdef WLTDLS |
| int _dhd_tdls_enable(dhd_pub_t *dhd, bool tdls_on, bool auto_on, struct ether_addr *mac) |
| { |
| uint32 tdls = tdls_on; |
| int ret = 0; |
| uint32 tdls_auto_op = 0; |
| uint32 tdls_idle_time = CUSTOM_TDLS_IDLE_MODE_SETTING; |
| int32 tdls_rssi_high = CUSTOM_TDLS_RSSI_THRESHOLD_HIGH; |
| int32 tdls_rssi_low = CUSTOM_TDLS_RSSI_THRESHOLD_LOW; |
| uint32 tdls_pktcnt_high = CUSTOM_TDLS_PCKTCNT_THRESHOLD_HIGH; |
| uint32 tdls_pktcnt_low = CUSTOM_TDLS_PCKTCNT_THRESHOLD_LOW; |
| |
| BCM_REFERENCE(mac); |
| if (!FW_SUPPORTED(dhd, tdls)) |
| return BCME_ERROR; |
| |
| if (dhd->tdls_enable == tdls_on) |
| goto auto_mode; |
| ret = dhd_iovar(dhd, 0, "tdls_enable", (char *)&tdls, sizeof(tdls), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: tdls %d failed %d\n", __FUNCTION__, tdls, ret)); |
| goto exit; |
| } |
| dhd->tdls_enable = tdls_on; |
| auto_mode: |
| |
| tdls_auto_op = auto_on; |
| ret = dhd_iovar(dhd, 0, "tdls_auto_op", (char *)&tdls_auto_op, sizeof(tdls_auto_op), NULL, |
| 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: tdls_auto_op failed %d\n", __FUNCTION__, ret)); |
| goto exit; |
| } |
| |
| if (tdls_auto_op) { |
| ret = dhd_iovar(dhd, 0, "tdls_idle_time", (char *)&tdls_idle_time, |
| sizeof(tdls_idle_time), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: tdls_idle_time failed %d\n", __FUNCTION__, ret)); |
| goto exit; |
| } |
| ret = dhd_iovar(dhd, 0, "tdls_rssi_high", (char *)&tdls_rssi_high, |
| sizeof(tdls_rssi_high), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: tdls_rssi_high failed %d\n", __FUNCTION__, ret)); |
| goto exit; |
| } |
| ret = dhd_iovar(dhd, 0, "tdls_rssi_low", (char *)&tdls_rssi_low, |
| sizeof(tdls_rssi_low), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: tdls_rssi_low failed %d\n", __FUNCTION__, ret)); |
| goto exit; |
| } |
| ret = dhd_iovar(dhd, 0, "tdls_trigger_pktcnt_high", (char *)&tdls_pktcnt_high, |
| sizeof(tdls_pktcnt_high), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: tdls_trigger_pktcnt_high failed %d\n", __FUNCTION__, ret)); |
| goto exit; |
| } |
| ret = dhd_iovar(dhd, 0, "tdls_trigger_pktcnt_low", (char *)&tdls_pktcnt_low, |
| sizeof(tdls_pktcnt_low), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: tdls_trigger_pktcnt_low failed %d\n", __FUNCTION__, ret)); |
| goto exit; |
| } |
| } |
| |
| exit: |
| return ret; |
| } |
| int dhd_tdls_enable(struct net_device *dev, bool tdls_on, bool auto_on, struct ether_addr *mac) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| int ret = 0; |
| if (dhd) |
| ret = _dhd_tdls_enable(&dhd->pub, tdls_on, auto_on, mac); |
| else |
| ret = BCME_ERROR; |
| return ret; |
| } |
| int |
| dhd_tdls_set_mode(dhd_pub_t *dhd, bool wfd_mode) |
| { |
| int ret = 0; |
| bool auto_on = false; |
| uint32 mode = wfd_mode; |
| |
| #ifdef ENABLE_TDLS_AUTO_MODE |
| if (wfd_mode) { |
| auto_on = false; |
| } else { |
| auto_on = true; |
| } |
| #else |
| auto_on = false; |
| #endif /* ENABLE_TDLS_AUTO_MODE */ |
| ret = _dhd_tdls_enable(dhd, false, auto_on, NULL); |
| if (ret < 0) { |
| DHD_ERROR(("Disable tdls_auto_op failed. %d\n", ret)); |
| return ret; |
| } |
| |
| ret = dhd_iovar(dhd, 0, "tdls_wfd_mode", (char *)&mode, sizeof(mode), NULL, 0, TRUE); |
| if ((ret < 0) && (ret != BCME_UNSUPPORTED)) { |
| DHD_ERROR(("%s: tdls_wfd_mode faile_wfd_mode %d\n", __FUNCTION__, ret)); |
| return ret; |
| } |
| |
| ret = _dhd_tdls_enable(dhd, true, auto_on, NULL); |
| if (ret < 0) { |
| DHD_ERROR(("enable tdls_auto_op failed. %d\n", ret)); |
| return ret; |
| } |
| |
| dhd->tdls_mode = mode; |
| return ret; |
| } |
| #ifdef PCIE_FULL_DONGLE |
| int dhd_tdls_update_peer_info(dhd_pub_t *dhdp, wl_event_msg_t *event) |
| { |
| dhd_pub_t *dhd_pub = dhdp; |
| tdls_peer_node_t *cur = dhd_pub->peer_tbl.node; |
| tdls_peer_node_t *new = NULL, *prev = NULL; |
| int ifindex = dhd_ifname2idx(dhd_pub->info, event->ifname); |
| uint8 *da = (uint8 *)&event->addr.octet[0]; |
| bool connect = FALSE; |
| uint32 reason = ntoh32(event->reason); |
| unsigned long flags; |
| |
| /* No handling needed for peer discovered reason */ |
| if (reason == WLC_E_TDLS_PEER_DISCOVERED) { |
| return BCME_ERROR; |
| } |
| if (reason == WLC_E_TDLS_PEER_CONNECTED) |
| connect = TRUE; |
| else if (reason == WLC_E_TDLS_PEER_DISCONNECTED) |
| connect = FALSE; |
| else |
| { |
| DHD_ERROR(("%s: TDLS Event reason is unknown\n", __FUNCTION__)); |
| return BCME_ERROR; |
| } |
| if (ifindex == DHD_BAD_IF) |
| return BCME_ERROR; |
| |
| if (connect) { |
| while (cur != NULL) { |
| if (!memcmp(da, cur->addr, ETHER_ADDR_LEN)) { |
| DHD_ERROR(("%s: TDLS Peer exist already %d\n", |
| __FUNCTION__, __LINE__)); |
| return BCME_ERROR; |
| } |
| cur = cur->next; |
| } |
| |
| new = MALLOC(dhd_pub->osh, sizeof(tdls_peer_node_t)); |
| if (new == NULL) { |
| DHD_ERROR(("%s: Failed to allocate memory\n", __FUNCTION__)); |
| return BCME_ERROR; |
| } |
| memcpy(new->addr, da, ETHER_ADDR_LEN); |
| DHD_TDLS_LOCK(&dhdp->tdls_lock, flags); |
| new->next = dhd_pub->peer_tbl.node; |
| dhd_pub->peer_tbl.node = new; |
| dhd_pub->peer_tbl.tdls_peer_count++; |
| DHD_TDLS_UNLOCK(&dhdp->tdls_lock, flags); |
| |
| } else { |
| while (cur != NULL) { |
| if (!memcmp(da, cur->addr, ETHER_ADDR_LEN)) { |
| dhd_flow_rings_delete_for_peer(dhd_pub, (uint8)ifindex, da); |
| DHD_TDLS_LOCK(&dhdp->tdls_lock, flags); |
| if (prev) |
| prev->next = cur->next; |
| else |
| dhd_pub->peer_tbl.node = cur->next; |
| MFREE(dhd_pub->osh, cur, sizeof(tdls_peer_node_t)); |
| dhd_pub->peer_tbl.tdls_peer_count--; |
| DHD_TDLS_UNLOCK(&dhdp->tdls_lock, flags); |
| return BCME_OK; |
| } |
| prev = cur; |
| cur = cur->next; |
| } |
| DHD_ERROR(("%s: TDLS Peer Entry Not found\n", __FUNCTION__)); |
| } |
| return BCME_OK; |
| } |
| #endif /* PCIE_FULL_DONGLE */ |
| #endif |
| |
| bool dhd_is_concurrent_mode(dhd_pub_t *dhd) |
| { |
| if (!dhd) |
| return FALSE; |
| |
| if (dhd->op_mode & DHD_FLAG_CONCURR_MULTI_CHAN_MODE) |
| return TRUE; |
| else if ((dhd->op_mode & DHD_FLAG_CONCURR_SINGLE_CHAN_MODE) == |
| DHD_FLAG_CONCURR_SINGLE_CHAN_MODE) |
| return TRUE; |
| else |
| return FALSE; |
| } |
| #if !defined(AP) && defined(WLP2P) |
| /* From Android JerryBean release, the concurrent mode is enabled by default and the firmware |
| * name would be fw_bcmdhd.bin. So we need to determine whether P2P is enabled in the STA |
| * firmware and accordingly enable concurrent mode (Apply P2P settings). SoftAP firmware |
| * would still be named as fw_bcmdhd_apsta. |
| */ |
| uint32 |
| dhd_get_concurrent_capabilites(dhd_pub_t *dhd) |
| { |
| int32 ret = 0; |
| char buf[WLC_IOCTL_SMLEN]; |
| bool mchan_supported = FALSE; |
| /* if dhd->op_mode is already set for HOSTAP and Manufacturing |
| * test mode, that means we only will use the mode as it is |
| */ |
| if (dhd->op_mode & (DHD_FLAG_HOSTAP_MODE | DHD_FLAG_MFG_MODE)) |
| return 0; |
| if (FW_SUPPORTED(dhd, vsdb)) { |
| mchan_supported = TRUE; |
| } |
| if (!FW_SUPPORTED(dhd, p2p)) { |
| DHD_TRACE(("Chip does not support p2p\n")); |
| return 0; |
| } else { |
| /* Chip supports p2p but ensure that p2p is really implemented in firmware or not */ |
| memset(buf, 0, sizeof(buf)); |
| ret = dhd_iovar(dhd, 0, "p2p", NULL, 0, (char *)&buf, |
| sizeof(buf), FALSE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: Get P2P failed (error=%d)\n", __FUNCTION__, ret)); |
| return 0; |
| } else { |
| if (buf[0] == 1) { |
| /* By default, chip supports single chan concurrency, |
| * now lets check for mchan |
| */ |
| ret = DHD_FLAG_CONCURR_SINGLE_CHAN_MODE; |
| if (mchan_supported) |
| ret |= DHD_FLAG_CONCURR_MULTI_CHAN_MODE; |
| if (FW_SUPPORTED(dhd, rsdb)) { |
| ret |= DHD_FLAG_RSDB_MODE; |
| } |
| #ifdef WL_SUPPORT_MULTIP2P |
| if (FW_SUPPORTED(dhd, mp2p)) { |
| ret |= DHD_FLAG_MP2P_MODE; |
| } |
| #endif /* WL_SUPPORT_MULTIP2P */ |
| #if defined(WL_ENABLE_P2P_IF) || defined(WL_CFG80211_P2P_DEV_IF) |
| return ret; |
| #else |
| return 0; |
| #endif /* WL_ENABLE_P2P_IF || WL_CFG80211_P2P_DEV_IF */ |
| } |
| } |
| } |
| return 0; |
| } |
| #endif |
| |
| #ifdef WLAIBSS |
| int |
| dhd_preinit_aibss_ioctls(dhd_pub_t *dhd, char *iov_buf_smlen) |
| { |
| int ret = BCME_OK; |
| aibss_bcn_force_config_t bcn_config; |
| uint32 aibss; |
| #ifdef WLAIBSS_PS |
| uint32 aibss_ps; |
| s32 atim; |
| #endif /* WLAIBSS_PS */ |
| int ibss_coalesce; |
| |
| aibss = 1; |
| ret = dhd_iovar(dhd, 0, "aibss", (char *)&aibss, sizeof(aibss), NULL, 0, TRUE); |
| if (ret < 0) { |
| if (ret == BCME_UNSUPPORTED) { |
| DHD_ERROR(("%s aibss , UNSUPPORTED\n", __FUNCTION__)); |
| return BCME_OK; |
| } else { |
| DHD_ERROR(("%s Set aibss to %d err(%d)\n", __FUNCTION__, aibss, ret)); |
| return ret; |
| } |
| } |
| |
| #ifdef WLAIBSS_PS |
| aibss_ps = 1; |
| ret = dhd_iovar(dhd, 0, "aibss_ps", (char *)&aibss_ps, sizeof(aibss_ps), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s Set aibss PS to %d failed %d\n", |
| __FUNCTION__, aibss, ret)); |
| return ret; |
| } |
| |
| atim = 10; |
| if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_ATIM, |
| (char *)&atim, sizeof(atim), TRUE, 0)) < 0) { |
| DHD_ERROR(("%s Enable custom IBSS ATIM mode failed %d\n", |
| __FUNCTION__, ret)); |
| return ret; |
| } |
| #endif /* WLAIBSS_PS */ |
| |
| memset(&bcn_config, 0, sizeof(bcn_config)); |
| bcn_config.initial_min_bcn_dur = AIBSS_INITIAL_MIN_BCN_DUR; |
| bcn_config.min_bcn_dur = AIBSS_MIN_BCN_DUR; |
| bcn_config.bcn_flood_dur = AIBSS_BCN_FLOOD_DUR; |
| bcn_config.version = AIBSS_BCN_FORCE_CONFIG_VER_0; |
| bcn_config.len = sizeof(bcn_config); |
| |
| ret = dhd_iovar(dhd, 0, "aibss_bcn_force_config", (char *)&bcn_config, |
| sizeof(aibss_bcn_force_config_t), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s Set aibss_bcn_force_config to %d, %d, %d failed %d\n", |
| __FUNCTION__, AIBSS_INITIAL_MIN_BCN_DUR, AIBSS_MIN_BCN_DUR, |
| AIBSS_BCN_FLOOD_DUR, ret)); |
| return ret; |
| } |
| |
| ibss_coalesce = IBSS_COALESCE_DEFAULT; |
| ret = dhd_iovar(dhd, 0, "ibss_coalesce_allowed", (char *)&ibss_coalesce, |
| sizeof(ibss_coalesce), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s Set ibss_coalesce_allowed failed %d\n", |
| __FUNCTION__, ret)); |
| return ret; |
| } |
| |
| dhd->op_mode |= DHD_FLAG_IBSS_MODE; |
| return BCME_OK; |
| } |
| #endif /* WLAIBSS */ |
| |
| #if defined(WLADPS) || defined(WLADPS_PRIVATE_CMD) |
| #ifdef WL_BAM |
| static int |
| dhd_check_adps_bad_ap(dhd_pub_t *dhd) |
| { |
| struct net_device *ndev; |
| struct bcm_cfg80211 *cfg; |
| struct wl_profile *profile; |
| struct ether_addr bssid; |
| |
| if (!dhd_is_associated(dhd, 0, NULL)) { |
| DHD_ERROR(("%s - not associated\n", __FUNCTION__)); |
| return BCME_OK; |
| } |
| |
| ndev = dhd_linux_get_primary_netdev(dhd); |
| if (!ndev) { |
| DHD_ERROR(("%s: Cannot find primary netdev\n", __FUNCTION__)); |
| return -ENODEV; |
| } |
| |
| cfg = wl_get_cfg(ndev); |
| if (!cfg) { |
| DHD_ERROR(("%s: Cannot find cfg\n", __FUNCTION__)); |
| return -EINVAL; |
| } |
| |
| profile = wl_get_profile_by_netdev(cfg, ndev); |
| memcpy(bssid.octet, profile->bssid, ETHER_ADDR_LEN); |
| if (wl_adps_bad_ap_check(cfg, &bssid)) { |
| if (wl_adps_enabled(cfg, ndev)) { |
| wl_adps_set_suspend(cfg, ndev, ADPS_SUSPEND); |
| } |
| } |
| |
| return BCME_OK; |
| } |
| #endif /* WL_BAM */ |
| |
| int |
| dhd_enable_adps(dhd_pub_t *dhd, uint8 on) |
| { |
| int i; |
| int len; |
| int ret = BCME_OK; |
| |
| bcm_iov_buf_t *iov_buf = NULL; |
| wl_adps_params_v1_t *data = NULL; |
| |
| len = OFFSETOF(bcm_iov_buf_t, data) + sizeof(*data); |
| iov_buf = MALLOC(dhd->osh, len); |
| if (iov_buf == NULL) { |
| DHD_ERROR(("%s - failed to allocate %d bytes for iov_buf\n", __FUNCTION__, len)); |
| ret = BCME_NOMEM; |
| goto exit; |
| } |
| |
| iov_buf->version = WL_ADPS_IOV_VER; |
| iov_buf->len = sizeof(*data); |
| iov_buf->id = WL_ADPS_IOV_MODE; |
| |
| data = (wl_adps_params_v1_t *)iov_buf->data; |
| data->version = ADPS_SUB_IOV_VERSION_1; |
| data->length = sizeof(*data); |
| data->mode = on; |
| |
| for (i = 1; i <= MAX_BANDS; i++) { |
| data->band = i; |
| ret = dhd_iovar(dhd, 0, "adps", (char *)iov_buf, len, NULL, 0, TRUE); |
| if (ret < 0) { |
| if (ret == BCME_UNSUPPORTED) { |
| DHD_ERROR(("%s adps, UNSUPPORTED\n", __FUNCTION__)); |
| ret = BCME_OK; |
| goto exit; |
| } |
| else { |
| DHD_ERROR(("%s fail to set adps %s for band %d (%d)\n", |
| __FUNCTION__, on ? "On" : "Off", i, ret)); |
| goto exit; |
| } |
| } |
| } |
| |
| #ifdef WL_BAM |
| if (on) { |
| dhd_check_adps_bad_ap(dhd); |
| } |
| #endif /* WL_BAM */ |
| |
| exit: |
| if (iov_buf) { |
| MFREE(dhd->osh, iov_buf, len); |
| } |
| return ret; |
| } |
| #endif /* WLADPS || WLADPS_PRIVATE_CMD */ |
| |
| int |
| dhd_get_preserve_log_numbers(dhd_pub_t *dhd, uint32 *logset_mask) |
| { |
| wl_el_set_type_t logset_type, logset_op; |
| wl_el_set_all_type_v1_t *logset_all_type_op = NULL; |
| bool use_logset_all_type = FALSE; |
| int ret = BCME_ERROR; |
| int err = 0; |
| uint8 i = 0; |
| int el_set_all_type_len; |
| |
| if (!dhd || !logset_mask) |
| return BCME_BADARG; |
| |
| el_set_all_type_len = OFFSETOF(wl_el_set_all_type_v1_t, set_type) + |
| (sizeof(wl_el_set_type_v1_t) * dhd->event_log_max_sets); |
| |
| logset_all_type_op = (wl_el_set_all_type_v1_t *) MALLOC(dhd->osh, el_set_all_type_len); |
| if (logset_all_type_op == NULL) { |
| DHD_ERROR(("%s: failed to allocate %d bytes for logset_all_type_op\n", |
| __FUNCTION__, el_set_all_type_len)); |
| return BCME_NOMEM; |
| } |
| |
| *logset_mask = 0; |
| memset(&logset_type, 0, sizeof(logset_type)); |
| memset(&logset_op, 0, sizeof(logset_op)); |
| logset_type.version = htod16(EVENT_LOG_SET_TYPE_CURRENT_VERSION); |
| logset_type.len = htod16(sizeof(wl_el_set_type_t)); |
| |
| /* Try with set = event_log_max_sets, if fails, use legacy event_log_set_type */ |
| logset_type.set = dhd->event_log_max_sets; |
| err = dhd_iovar(dhd, 0, "event_log_set_type", (char *)&logset_type, sizeof(logset_type), |
| (char *)logset_all_type_op, el_set_all_type_len, FALSE); |
| if (err == BCME_OK) { |
| DHD_ERROR(("%s: use optimised use_logset_all_type\n", __FUNCTION__)); |
| use_logset_all_type = TRUE; |
| } |
| |
| for (i = 0; i < dhd->event_log_max_sets; i++) { |
| if (use_logset_all_type) { |
| logset_op.type = logset_all_type_op->set_type[i].type_val; |
| } else { |
| logset_type.set = i; |
| err = dhd_iovar(dhd, 0, "event_log_set_type", (char *)&logset_type, |
| sizeof(logset_type), (char *)&logset_op, sizeof(logset_op), FALSE); |
| } |
| /* the iovar may return 'unsupported' error if a log set number is not present |
| * in the fw, so we should not return on error ! |
| */ |
| if (err == BCME_OK && |
| logset_op.type == EVENT_LOG_SET_TYPE_PRSRV) { |
| *logset_mask |= 0x01u << i; |
| ret = BCME_OK; |
| DHD_INFO(("[INIT] logset:%d is preserve/chatty\n", i)); |
| } |
| } |
| |
| MFREE(dhd->osh, logset_all_type_op, el_set_all_type_len); |
| return ret; |
| } |
| |
| int |
| dhd_optimised_preinit_ioctls(dhd_pub_t * dhd) |
| { |
| int ret = 0; |
| /* Room for "event_msgs_ext" + '\0' + bitvec */ |
| char iovbuf[WL_EVENTING_MASK_EXT_LEN + EVENTMSGS_EXT_STRUCT_SIZE + 16]; |
| uint32 event_log_max_sets = 0; |
| char* iov_buf = NULL; |
| /* XXX: Use ret2 for return check of IOVARS that might return BCME_UNSUPPORTED, |
| * based on FW build tag. |
| */ |
| int ret2 = 0; |
| #if defined(BCMSUP_4WAY_HANDSHAKE) |
| uint32 sup_wpa = 1; |
| #endif /* BCMSUP_4WAY_HANDSHAKE */ |
| |
| uint32 frameburst = CUSTOM_FRAMEBURST_SET; |
| uint wnm_bsstrans_resp = 0; |
| #ifdef DHD_PM_CONTROL_FROM_FILE |
| uint power_mode = PM_FAST; |
| #endif /* DHD_PM_CONTROL_FROM_FILE */ |
| char buf[WLC_IOCTL_SMLEN]; |
| char *ptr; |
| #ifdef ROAM_ENABLE |
| uint roamvar = 0; |
| #ifdef ROAM_AP_ENV_DETECTION |
| int roam_env_mode = 0; |
| #endif /* ROAM_AP_ENV_DETECTION */ |
| #endif /* ROAM_ENABLE */ |
| #if defined(SOFTAP) |
| uint dtim = 1; |
| #endif |
| /* xxx andrey tmp fix for dk8000 build error */ |
| struct ether_addr p2p_ea; |
| #ifdef GET_CUSTOM_MAC_ENABLE |
| struct ether_addr ea_addr; |
| #endif /* GET_CUSTOM_MAC_ENABLE */ |
| #ifdef BCMPCIE_OOB_HOST_WAKE |
| uint32 hostwake_oob = 0; |
| #endif /* BCMPCIE_OOB_HOST_WAKE */ |
| wl_wlc_version_t wlc_ver; |
| |
| #ifdef PKT_FILTER_SUPPORT |
| dhd_pkt_filter_enable = TRUE; |
| #ifdef APF |
| dhd->apf_set = FALSE; |
| #endif /* APF */ |
| #endif /* PKT_FILTER_SUPPORT */ |
| dhd->suspend_bcn_li_dtim = CUSTOM_SUSPEND_BCN_LI_DTIM; |
| #ifdef ENABLE_MAX_DTIM_IN_SUSPEND |
| dhd->max_dtim_enable = TRUE; |
| #else |
| dhd->max_dtim_enable = FALSE; |
| #endif /* ENABLE_MAX_DTIM_IN_SUSPEND */ |
| dhd->disable_dtim_in_suspend = FALSE; |
| #ifdef CUSTOM_SET_OCLOFF |
| dhd->ocl_off = FALSE; |
| #endif /* CUSTOM_SET_OCLOFF */ |
| #ifdef SUPPORT_SET_TID |
| dhd->tid_mode = SET_TID_OFF; |
| dhd->target_uid = 0; |
| dhd->target_tid = 0; |
| #endif /* SUPPORT_SET_TID */ |
| DHD_TRACE(("Enter %s\n", __FUNCTION__)); |
| dhd->op_mode = 0; |
| |
| #ifdef ARP_OFFLOAD_SUPPORT |
| /* arpoe will be applied from the supsend context */ |
| dhd->arpoe_enable = TRUE; |
| dhd->arpol_configured = FALSE; |
| #endif /* ARP_OFFLOAD_SUPPORT */ |
| |
| /* clear AP flags */ |
| #if defined(CUSTOM_COUNTRY_CODE) |
| dhd->dhd_cflags &= ~WLAN_PLAT_AP_FLAG; |
| #endif /* CUSTOM_COUNTRY_CODE */ |
| |
| #ifdef CUSTOMER_HW4_DEBUG |
| if (!dhd_validate_chipid(dhd)) { |
| DHD_ERROR(("%s: CONFIG_BCMXXX and CHIP ID(%x) is mismatched\n", |
| __FUNCTION__, dhd_bus_chip_id(dhd))); |
| #ifndef SUPPORT_MULTIPLE_CHIPS |
| ret = BCME_BADARG; |
| goto done; |
| #endif /* !SUPPORT_MULTIPLE_CHIPS */ |
| } |
| #endif /* CUSTOMER_HW4_DEBUG */ |
| |
| /* query for 'ver' to get version info from firmware */ |
| memset(buf, 0, sizeof(buf)); |
| ptr = buf; |
| ret = dhd_iovar(dhd, 0, "ver", NULL, 0, (char *)&buf, sizeof(buf), FALSE); |
| if (ret < 0) |
| DHD_ERROR(("%s failed %d\n", __FUNCTION__, ret)); |
| else { |
| bcmstrtok(&ptr, "\n", 0); |
| /* Print fw version info */ |
| DHD_ERROR(("Firmware version = %s\n", buf)); |
| strncpy(fw_version, buf, FW_VER_STR_LEN); |
| fw_version[FW_VER_STR_LEN-1] = '\0'; |
| #if defined(BCMSDIO) || defined(BCMPCIE) |
| dhd_set_version_info(dhd, buf); |
| dhd_set_chip_info(dhd); |
| #endif /* BCMSDIO || BCMPCIE */ |
| } |
| |
| /* query for 'wlc_ver' to get version info from firmware */ |
| /* memsetting to zero */ |
| memset_s(&wlc_ver, sizeof(wl_wlc_version_t), 0, |
| sizeof(wl_wlc_version_t)); |
| ret = dhd_iovar(dhd, 0, "wlc_ver", NULL, 0, (char *)&wlc_ver, |
| sizeof(wl_wlc_version_t), FALSE); |
| if (ret < 0) |
| DHD_ERROR(("%s failed %d\n", __FUNCTION__, ret)); |
| else { |
| dhd->wlc_ver_major = wlc_ver.wlc_ver_major; |
| dhd->wlc_ver_minor = wlc_ver.wlc_ver_minor; |
| } |
| #ifdef BOARD_HIKEY |
| /* Set op_mode as MFG_MODE if WLTEST is present in "wl ver" */ |
| if (strstr(fw_version, "WLTEST") != NULL) { |
| DHD_ERROR(("%s: wl ver has WLTEST, setting op_mode as DHD_FLAG_MFG_MODE\n", |
| __FUNCTION__)); |
| op_mode = DHD_FLAG_MFG_MODE; |
| } |
| #endif /* BOARD_HIKEY */ |
| |
| if ((!op_mode && dhd_get_fw_mode(dhd->info) == DHD_FLAG_MFG_MODE) || |
| (op_mode == DHD_FLAG_MFG_MODE)) { |
| dhd->op_mode = DHD_FLAG_MFG_MODE; |
| #ifdef DHD_PCIE_NATIVE_RUNTIMEPM |
| /* disable runtimePM by default in MFG mode. */ |
| pm_runtime_disable(dhd_bus_to_dev(dhd->bus)); |
| #endif /* DHD_PCIE_NATIVE_RUNTIMEPM */ |
| #ifdef DHD_PCIE_RUNTIMEPM |
| /* Disable RuntimePM in mfg mode */ |
| DHD_DISABLE_RUNTIME_PM(dhd); |
| DHD_ERROR(("%s : Disable RuntimePM in Manufactring Firmware\n", __FUNCTION__)); |
| #endif /* DHD_PCIE_RUNTIME_PM */ |
| /* Check and adjust IOCTL response timeout for Manufactring firmware */ |
| dhd_os_set_ioctl_resp_timeout(MFG_IOCTL_RESP_TIMEOUT); |
| DHD_ERROR(("%s : Set IOCTL response time for Manufactring Firmware\n", |
| __FUNCTION__)); |
| |
| #if defined(ARP_OFFLOAD_SUPPORT) |
| dhd->arpoe_enable = FALSE; |
| #endif /* ARP_OFFLOAD_SUPPORT */ |
| #ifdef PKT_FILTER_SUPPORT |
| dhd_pkt_filter_enable = FALSE; |
| #endif /* PKT_FILTER_SUPPORT */ |
| #ifndef CUSTOM_SET_ANTNPM |
| if (FW_SUPPORTED(dhd, rsdb)) { |
| wl_config_t rsdb_mode; |
| memset(&rsdb_mode, 0, sizeof(rsdb_mode)); |
| ret = dhd_iovar(dhd, 0, "rsdb_mode", (char *)&rsdb_mode, sizeof(rsdb_mode), |
| NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s Disable rsdb_mode is failed ret= %d\n", |
| __FUNCTION__, ret)); |
| } |
| } |
| #endif /* !CUSTOM_SET_ANTNPM */ |
| } else { |
| uint32 concurrent_mode = 0; |
| dhd_os_set_ioctl_resp_timeout(IOCTL_RESP_TIMEOUT); |
| DHD_INFO(("%s : Set IOCTL response time.\n", __FUNCTION__)); |
| |
| BCM_REFERENCE(concurrent_mode); |
| |
| dhd->op_mode = DHD_FLAG_STA_MODE; |
| |
| BCM_REFERENCE(p2p_ea); |
| #if !defined(AP) && defined(WLP2P) |
| if ((concurrent_mode = dhd_get_concurrent_capabilites(dhd))) { |
| dhd->op_mode |= concurrent_mode; |
| } |
| |
| /* Check if we are enabling p2p */ |
| if (dhd->op_mode & DHD_FLAG_P2P_MODE) { |
| memcpy(&p2p_ea, &dhd->mac, ETHER_ADDR_LEN); |
| ETHER_SET_LOCALADDR(&p2p_ea); |
| ret = dhd_iovar(dhd, 0, "p2p_da_override", (char *)&p2p_ea, sizeof(p2p_ea), |
| NULL, 0, TRUE); |
| if (ret < 0) |
| DHD_ERROR(("%s p2p_da_override ret= %d\n", __FUNCTION__, ret)); |
| else |
| DHD_INFO(("dhd_preinit_ioctls: p2p_da_override succeeded\n")); |
| } |
| #endif |
| |
| } |
| |
| #ifdef BCMPCIE_OOB_HOST_WAKE |
| ret = dhd_iovar(dhd, 0, "bus:hostwake_oob", NULL, 0, (char *)&hostwake_oob, |
| sizeof(hostwake_oob), FALSE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: hostwake_oob IOVAR not present, proceed\n", __FUNCTION__)); |
| } else { |
| if (hostwake_oob == 0) { |
| DHD_ERROR(("%s: hostwake_oob is not enabled in the NVRAM, STOP\n", |
| __FUNCTION__)); |
| ret = BCME_UNSUPPORTED; |
| goto done; |
| } else { |
| DHD_ERROR(("%s: hostwake_oob enabled\n", __FUNCTION__)); |
| } |
| } |
| #endif /* BCMPCIE_OOB_HOST_WAKE */ |
| |
| #ifdef DNGL_AXI_ERROR_LOGGING |
| ret = dhd_iovar(dhd, 0, "axierror_logbuf_addr", NULL, 0, (char *)&dhd->axierror_logbuf_addr, |
| sizeof(dhd->axierror_logbuf_addr), FALSE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: axierror_logbuf_addr IOVAR not present, proceed\n", __FUNCTION__)); |
| dhd->axierror_logbuf_addr = 0; |
| } else { |
| DHD_ERROR(("%s: axierror_logbuf_addr : 0x%x\n", |
| __FUNCTION__, dhd->axierror_logbuf_addr)); |
| } |
| #endif /* DNGL_AXI_ERROR_LOGGING */ |
| |
| #ifdef GET_CUSTOM_MAC_ENABLE |
| ret = wifi_platform_get_mac_addr(dhd->info->adapter, ea_addr.octet); |
| if (!ret) { |
| ret = dhd_iovar(dhd, 0, "cur_etheraddr", (char *)&ea_addr, ETHER_ADDR_LEN, NULL, 0, |
| TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: can't set MAC address , error=%d\n", __FUNCTION__, ret)); |
| ret = BCME_NOTUP; |
| goto done; |
| } |
| memcpy(dhd->mac.octet, ea_addr.octet, ETHER_ADDR_LEN); |
| } else |
| #endif /* GET_CUSTOM_MAC_ENABLE */ |
| { |
| /* Get the default device MAC address directly from firmware */ |
| ret = dhd_iovar(dhd, 0, "cur_etheraddr", NULL, 0, (char *)&buf, sizeof(buf), FALSE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: can't get MAC address , error=%d\n", __FUNCTION__, ret)); |
| ret = BCME_NOTUP; |
| goto done; |
| } |
| |
| DHD_ERROR(("%s: use firmware generated mac_address "MACDBG"\n", |
| __FUNCTION__, MAC2STRDBG(&buf))); |
| |
| #ifdef MACADDR_PROVISION_ENFORCED |
| if (ETHER_IS_LOCALADDR(buf)) { |
| DHD_ERROR(("%s: error! not using provision mac addr!\n", __FUNCTION__)); |
| ret = BCME_BADADDR; |
| goto done; |
| } |
| #endif /* MACADDR_PROVISION_ENFORCED */ |
| |
| /* Update public MAC address after reading from Firmware */ |
| memcpy(dhd->mac.octet, buf, ETHER_ADDR_LEN); |
| } |
| |
| if (ETHER_ISNULLADDR(dhd->mac.octet)) { |
| DHD_ERROR(("%s: NULL MAC address during pre-init\n", __FUNCTION__)); |
| ret = BCME_BADADDR; |
| goto done; |
| } else { |
| (void)memcpy_s(dhd_linux_get_primary_netdev(dhd)->perm_addr, ETHER_ADDR_LEN, |
| dhd->mac.octet, ETHER_ADDR_LEN); |
| } |
| |
| if ((ret = dhd_apply_default_clm(dhd, clm_path)) < 0) { |
| DHD_ERROR(("%s: CLM set failed. Abort initialization.\n", __FUNCTION__)); |
| goto done; |
| } |
| |
| /* get a capabilities from firmware */ |
| { |
| uint32 cap_buf_size = sizeof(dhd->fw_capabilities); |
| memset(dhd->fw_capabilities, 0, cap_buf_size); |
| ret = dhd_iovar(dhd, 0, "cap", NULL, 0, dhd->fw_capabilities, (cap_buf_size - 1), |
| FALSE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: Get Capability failed (error=%d)\n", |
| __FUNCTION__, ret)); |
| return 0; |
| } |
| |
| memmove(&dhd->fw_capabilities[1], dhd->fw_capabilities, (cap_buf_size - 1)); |
| dhd->fw_capabilities[0] = ' '; |
| dhd->fw_capabilities[cap_buf_size - 2] = ' '; |
| dhd->fw_capabilities[cap_buf_size - 1] = '\0'; |
| } |
| |
| DHD_ERROR(("Firmware up: op_mode=0x%04x, MAC="MACDBG"\n", |
| dhd->op_mode, MAC2STRDBG(dhd->mac.octet))); |
| #if defined(DHD_BLOB_EXISTENCE_CHECK) |
| if (!dhd->is_blob) |
| #endif /* DHD_BLOB_EXISTENCE_CHECK */ |
| { |
| /* get a ccode and revision for the country code */ |
| #if defined(CUSTOM_COUNTRY_CODE) |
| get_customized_country_code(dhd->info->adapter, dhd->dhd_cspec.country_abbrev, |
| &dhd->dhd_cspec, dhd->dhd_cflags); |
| #else |
| get_customized_country_code(dhd->info->adapter, dhd->dhd_cspec.country_abbrev, |
| &dhd->dhd_cspec); |
| #endif /* CUSTOM_COUNTRY_CODE */ |
| } |
| |
| #if defined(RXFRAME_THREAD) && defined(RXTHREAD_ONLYSTA) |
| if (dhd->op_mode == DHD_FLAG_HOSTAP_MODE) |
| dhd->info->rxthread_enabled = FALSE; |
| else |
| dhd->info->rxthread_enabled = TRUE; |
| #endif |
| /* Set Country code */ |
| if (dhd->dhd_cspec.ccode[0] != 0) { |
| ret = dhd_iovar(dhd, 0, "country", (char *)&dhd->dhd_cspec, sizeof(wl_country_t), |
| NULL, 0, TRUE); |
| if (ret < 0) |
| DHD_ERROR(("%s: country code setting failed\n", __FUNCTION__)); |
| } |
| |
| #if defined(ROAM_ENABLE) |
| BCM_REFERENCE(roamvar); |
| #ifdef USE_WFA_CERT_CONF |
| if (sec_get_param_wfa_cert(dhd, SET_PARAM_ROAMOFF, &roamvar) == BCME_OK) { |
| DHD_ERROR(("%s: read roam_off param =%d\n", __FUNCTION__, roamvar)); |
| } |
| /* roamvar is set to 0 by preinit fw, change only if roamvar is non-zero */ |
| if (roamvar != 0) { |
| /* Disable built-in roaming to allowed ext supplicant to take care of roaming */ |
| ret = dhd_iovar(dhd, 0, "roam_off", (char *)&roamvar, sizeof(roamvar), NULL, 0, |
| TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s roam_off failed %d\n", __FUNCTION__, ret)); |
| } |
| } |
| #endif /* USE_WFA_CERT_CONF */ |
| |
| #ifdef ROAM_AP_ENV_DETECTION |
| /* Changed to GET iovar to read roam_env_mode */ |
| dhd->roam_env_detection = FALSE; |
| ret = dhd_iovar(dhd, 0, "roam_env_detection", NULL, 0, (char *)&roam_env_mode, |
| sizeof(roam_env_mode), FALSE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: roam_env_detection IOVAR not present\n", __FUNCTION__)); |
| } else { |
| if (roam_env_mode == AP_ENV_INDETERMINATE) { |
| dhd->roam_env_detection = TRUE; |
| } |
| } |
| #endif /* ROAM_AP_ENV_DETECTION */ |
| #ifdef CONFIG_ROAM_RSSI_LIMIT |
| ret = dhd_roam_rssi_limit_set(dhd, CUSTOM_ROAMRSSI_2G, CUSTOM_ROAMRSSI_5G); |
| if (ret < 0) { |
| DHD_ERROR(("%s set roam_rssi_limit failed ret %d\n", __FUNCTION__, ret)); |
| } |
| #endif /* CONFIG_ROAM_RSSI_LIMIT */ |
| #endif /* ROAM_ENABLE */ |
| |
| #ifdef WLTDLS |
| dhd->tdls_enable = FALSE; |
| /* query tdls_eable */ |
| ret = dhd_iovar(dhd, 0, "tdls_enable", NULL, 0, (char *)&dhd->tdls_enable, |
| sizeof(dhd->tdls_enable), FALSE); |
| DHD_ERROR(("%s: tdls_enable=%d ret=%d\n", __FUNCTION__, dhd->tdls_enable, ret)); |
| #endif /* WLTDLS */ |
| |
| #ifdef DHD_PM_CONTROL_FROM_FILE |
| sec_control_pm(dhd, &power_mode); |
| #endif /* DHD_PM_CONTROL_FROM_FILE */ |
| |
| #ifdef MIMO_ANT_SETTING |
| dhd_sel_ant_from_file(dhd); |
| #endif /* MIMO_ANT_SETTING */ |
| |
| #if defined(SOFTAP) |
| if (ap_fw_loaded == TRUE) { |
| dhd_wl_ioctl_cmd(dhd, WLC_SET_DTIMPRD, (char *)&dtim, sizeof(dtim), TRUE, 0); |
| } |
| #endif |
| |
| #if defined(KEEP_ALIVE) |
| /* Set Keep Alive : be sure to use FW with -keepalive */ |
| if (!(dhd->op_mode & |
| (DHD_FLAG_HOSTAP_MODE | DHD_FLAG_MFG_MODE))) { |
| if ((ret = dhd_keep_alive_onoff(dhd)) < 0) |
| DHD_ERROR(("%s set keeplive failed %d\n", |
| __FUNCTION__, ret)); |
| } |
| #endif /* defined(KEEP_ALIVE) */ |
| |
| ret = dhd_iovar(dhd, 0, "event_log_max_sets", NULL, 0, (char *)&event_log_max_sets, |
| sizeof(event_log_max_sets), FALSE); |
| if (ret == BCME_OK) { |
| dhd->event_log_max_sets = event_log_max_sets; |
| } else { |
| dhd->event_log_max_sets = NUM_EVENT_LOG_SETS; |
| } |
| BCM_REFERENCE(iovbuf); |
| /* Make sure max_sets is set first with wmb and then sets_queried, |
| * this will be used during parsing the logsets in the reverse order. |
| */ |
| OSL_SMP_WMB(); |
| dhd->event_log_max_sets_queried = TRUE; |
| DHD_ERROR(("%s: event_log_max_sets: %d ret: %d\n", |
| __FUNCTION__, dhd->event_log_max_sets, ret)); |
| |
| #ifdef USE_WFA_CERT_CONF |
| #ifdef USE_WL_FRAMEBURST |
| if (sec_get_param_wfa_cert(dhd, SET_PARAM_FRAMEBURST, &frameburst) == BCME_OK) { |
| DHD_ERROR(("%s, read frameburst param=%d\n", __FUNCTION__, frameburst)); |
| } |
| #endif /* USE_WL_FRAMEBURST */ |
| g_frameburst = frameburst; |
| #endif /* USE_WFA_CERT_CONF */ |
| |
| #ifdef DISABLE_WL_FRAMEBURST_SOFTAP |
| /* Disable Framebursting for SofAP */ |
| if (dhd->op_mode & DHD_FLAG_HOSTAP_MODE) { |
| frameburst = 0; |
| } |
| #endif /* DISABLE_WL_FRAMEBURST_SOFTAP */ |
| |
| BCM_REFERENCE(frameburst); |
| #if defined(USE_WL_FRAMEBURST) || defined(DISABLE_WL_FRAMEBURST_SOFTAP) |
| /* frameburst is set to 1 by preinit fw, change if otherwise */ |
| if (frameburst != 1) { |
| /* Set frameburst to value */ |
| if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_FAKEFRAG, (char *)&frameburst, |
| sizeof(frameburst), TRUE, 0)) < 0) { |
| DHD_INFO(("%s frameburst not supported %d\n", __FUNCTION__, ret)); |
| } |
| } |
| #endif /* USE_WL_FRAMEBURST || DISABLE_WL_FRAMEBURST_SOFTAP */ |
| |
| iov_buf = (char*)MALLOC(dhd->osh, WLC_IOCTL_SMLEN); |
| if (iov_buf == NULL) { |
| DHD_ERROR(("failed to allocate %d bytes for iov_buf\n", WLC_IOCTL_SMLEN)); |
| ret = BCME_NOMEM; |
| goto done; |
| } |
| |
| #if defined(BCMSUP_4WAY_HANDSHAKE) |
| /* Read 4-way handshake requirements */ |
| if (dhd_use_idsup == 1) { |
| ret = dhd_iovar(dhd, 0, "sup_wpa", (char *)&sup_wpa, sizeof(sup_wpa), |
| (char *)&iovbuf, sizeof(iovbuf), FALSE); |
| /* sup_wpa iovar returns NOTREADY status on some platforms using modularized |
| * in-dongle supplicant. |
| */ |
| if (ret >= 0 || ret == BCME_NOTREADY) |
| dhd->fw_4way_handshake = TRUE; |
| DHD_TRACE(("4-way handshake mode is: %d\n", dhd->fw_4way_handshake)); |
| } |
| #endif /* BCMSUP_4WAY_HANDSHAKE */ |
| |
| #if defined(PCIE_FULL_DONGLE) && defined(DHD_LOSSLESS_ROAMING) |
| dhd_update_flow_prio_map(dhd, DHD_FLOW_PRIO_LLR_MAP); |
| #endif /* defined(PCIE_FULL_DONGLE) && defined(DHD_LOSSLESS_ROAMING) */ |
| |
| #if defined(BCMPCIE) && defined(EAPOL_PKT_PRIO) |
| dhd_update_flow_prio_map(dhd, DHD_FLOW_PRIO_LLR_MAP); |
| #endif /* defined(BCMPCIE) && defined(EAPOL_PKT_PRIO) */ |
| |
| #ifdef ARP_OFFLOAD_SUPPORT |
| DHD_ERROR(("arp_enable:%d arp_ol:%d\n", |
| dhd->arpoe_enable, dhd->arpol_configured)); |
| #endif /* ARP_OFFLOAD_SUPPORT */ |
| /* |
| * Retaining pktfilter fotr temporary, once fw preinit includes this, |
| * this will be removed. Caution is to skip the pktfilter check during |
| * each pktfilter removal. |
| */ |
| #ifdef PKT_FILTER_SUPPORT |
| /* Setup default defintions for pktfilter , enable in suspend */ |
| dhd->pktfilter_count = 6; |
| dhd->pktfilter[DHD_BROADCAST_FILTER_NUM] = NULL; |
| if (!FW_SUPPORTED(dhd, pf6)) { |
| dhd->pktfilter[DHD_MULTICAST4_FILTER_NUM] = NULL; |
| dhd->pktfilter[DHD_MULTICAST6_FILTER_NUM] = NULL; |
| } else { |
| /* Immediately pkt filter TYPE 6 Discard IPv4/IPv6 Multicast Packet */ |
| dhd->pktfilter[DHD_MULTICAST4_FILTER_NUM] = DISCARD_IPV4_MCAST; |
| dhd->pktfilter[DHD_MULTICAST6_FILTER_NUM] = DISCARD_IPV6_MCAST; |
| } |
| /* apply APP pktfilter */ |
| dhd->pktfilter[DHD_ARP_FILTER_NUM] = "105 0 0 12 0xFFFF 0x0806"; |
| |
| #ifdef BLOCK_IPV6_PACKET |
| /* Setup filter to allow only IPv4 unicast frames */ |
| dhd->pktfilter[DHD_UNICAST_FILTER_NUM] = "100 0 0 0 " |
| HEX_PREF_STR UNI_FILTER_STR ZERO_ADDR_STR ETHER_TYPE_STR IPV6_FILTER_STR |
| " " |
| HEX_PREF_STR ZERO_ADDR_STR ZERO_ADDR_STR ETHER_TYPE_STR ZERO_TYPE_STR; |
| #else |
| /* Setup filter to allow only unicast */ |
| dhd->pktfilter[DHD_UNICAST_FILTER_NUM] = "100 0 0 0 0x01 0x00"; |
| #endif /* BLOCK_IPV6_PACKET */ |
| |
| #ifdef PASS_IPV4_SUSPEND |
| /* XXX customer want to get IPv4 multicast packets */ |
| dhd->pktfilter[DHD_MDNS_FILTER_NUM] = "104 0 0 0 0xFFFFFF 0x01005E"; |
| #else |
| /* Add filter to pass multicastDNS packet and NOT filter out as Broadcast */ |
| dhd->pktfilter[DHD_MDNS_FILTER_NUM] = NULL; |
| #endif /* PASS_IPV4_SUSPEND */ |
| if (FW_SUPPORTED(dhd, pf6)) { |
| /* Immediately pkt filter TYPE 6 Dicard Broadcast IP packet */ |
| dhd->pktfilter[DHD_IP4BCAST_DROP_FILTER_NUM] = DISCARD_IPV4_BCAST; |
| /* Immediately pkt filter TYPE 6 Dicard Cisco STP packet */ |
| dhd->pktfilter[DHD_LLC_STP_DROP_FILTER_NUM] = DISCARD_LLC_STP; |
| /* Immediately pkt filter TYPE 6 Dicard Cisco XID protocol */ |
| dhd->pktfilter[DHD_LLC_XID_DROP_FILTER_NUM] = DISCARD_LLC_XID; |
| /* Immediately pkt filter TYPE 6 Dicard NETBIOS packet(port 137) */ |
| dhd->pktfilter[DHD_UDPNETBIOS_DROP_FILTER_NUM] = DISCARD_UDPNETBIOS; |
| dhd->pktfilter_count = 11; |
| } |
| |
| #ifdef GAN_LITE_NAT_KEEPALIVE_FILTER |
| dhd->pktfilter_count = 4; |
| /* Setup filter to block broadcast and NAT Keepalive packets */ |
| /* discard all broadcast packets */ |
| dhd->pktfilter[DHD_UNICAST_FILTER_NUM] = "100 0 0 0 0xffffff 0xffffff"; |
| /* discard NAT Keepalive packets */ |
| dhd->pktfilter[DHD_BROADCAST_FILTER_NUM] = "102 0 0 36 0xffffffff 0x11940009"; |
| /* discard NAT Keepalive packets */ |
| dhd->pktfilter[DHD_MULTICAST4_FILTER_NUM] = "104 0 0 38 0xffffffff 0x11940009"; |
| dhd->pktfilter[DHD_MULTICAST6_FILTER_NUM] = NULL; |
| #endif /* GAN_LITE_NAT_KEEPALIVE_FILTER */ |
| |
| #if defined(SOFTAP) |
| if (ap_fw_loaded) { |
| /* XXX Andrey: fo SOFTAP disable pkt filters (if there were any ) */ |
| dhd_enable_packet_filter(0, dhd); |
| } |
| #endif /* defined(SOFTAP) */ |
| dhd_set_packet_filter(dhd); |
| #endif /* PKT_FILTER_SUPPORT */ |
| |
| /* query for 'clmver' to get clm version info from firmware */ |
| bzero(buf, sizeof(buf)); |
| ret = dhd_iovar(dhd, 0, "clmver", NULL, 0, buf, sizeof(buf), FALSE); |
| if (ret < 0) |
| DHD_ERROR(("%s failed %d\n", __FUNCTION__, ret)); |
| else { |
| char *ver_temp_buf = NULL; |
| |
| if ((ver_temp_buf = bcmstrstr(buf, "Data:")) == NULL) { |
| DHD_ERROR(("Couldn't find \"Data:\"\n")); |
| } else { |
| ptr = (ver_temp_buf + strlen("Data:")); |
| if ((ver_temp_buf = bcmstrtok(&ptr, "\n", 0)) == NULL) { |
| DHD_ERROR(("Couldn't find New line character\n")); |
| } else { |
| bzero(clm_version, CLM_VER_STR_LEN); |
| strlcpy(clm_version, ver_temp_buf, |
| MIN(strlen(ver_temp_buf) + 1, CLM_VER_STR_LEN)); |
| DHD_INFO(("CLM version = %s\n", clm_version)); |
| } |
| } |
| |
| #if defined(CUSTOMER_HW4_DEBUG) |
| if ((ver_temp_buf = bcmstrstr(ptr, "Customization:")) == NULL) { |
| DHD_ERROR(("Couldn't find \"Customization:\"\n")); |
| } else { |
| char tokenlim; |
| ptr = (ver_temp_buf + strlen("Customization:")); |
| if ((ver_temp_buf = bcmstrtok(&ptr, "(\n", &tokenlim)) == NULL) { |
| DHD_ERROR(("Couldn't find project blob version" |
| "or New line character\n")); |
| } else if (tokenlim == '(') { |
| snprintf(clm_version, |
| CLM_VER_STR_LEN - 1, "%s, Blob ver = Major : %s minor : ", |
| clm_version, ver_temp_buf); |
| DHD_INFO(("[INFO]CLM/Blob version = %s\n", clm_version)); |
| if ((ver_temp_buf = bcmstrtok(&ptr, "\n", &tokenlim)) == NULL) { |
| DHD_ERROR(("Couldn't find New line character\n")); |
| } else { |
| snprintf(clm_version, |
| strlen(clm_version) + strlen(ver_temp_buf), |
| "%s%s", clm_version, ver_temp_buf); |
| DHD_INFO(("[INFO]CLM/Blob/project version = %s\n", |
| clm_version)); |
| |
| } |
| } else if (tokenlim == '\n') { |
| snprintf(clm_version, |
| strlen(clm_version) + strlen(", Blob ver = Major : ") + 1, |
| "%s, Blob ver = Major : ", clm_version); |
| snprintf(clm_version, |
| strlen(clm_version) + strlen(ver_temp_buf) + 1, |
| "%s%s", clm_version, ver_temp_buf); |
| DHD_INFO(("[INFO]CLM/Blob/project version = %s\n", clm_version)); |
| } |
| } |
| #endif /* CUSTOMER_HW4_DEBUG */ |
| if (strlen(clm_version)) { |
| DHD_ERROR(("CLM version = %s\n", clm_version)); |
| } else { |
| DHD_ERROR(("Couldn't find CLM version!\n")); |
| } |
| |
| } |
| |
| #ifdef WRITE_WLANINFO |
| sec_save_wlinfo(fw_version, EPI_VERSION_STR, dhd->info->nv_path, clm_version); |
| #endif /* WRITE_WLANINFO */ |
| |
| #ifdef GEN_SOFTAP_INFO_FILE |
| sec_save_softap_info(); |
| #endif /* GEN_SOFTAP_INFO_FILE */ |
| |
| #ifdef PNO_SUPPORT |
| if (!dhd->pno_state) { |
| dhd_pno_init(dhd); |
| } |
| #endif |
| |
| #ifdef RTT_SUPPORT |
| if (dhd->rtt_state) { |
| ret = dhd_rtt_init(dhd); |
| if (ret < 0) { |
| DHD_ERROR(("%s failed to initialize RTT\n", __FUNCTION__)); |
| } |
| } |
| #endif |
| |
| #ifdef FILTER_IE |
| /* Failure to configure filter IE is not a fatal error, ignore it. */ |
| if (FW_SUPPORTED(dhd, fie) && |
| !(dhd->op_mode & (DHD_FLAG_HOSTAP_MODE | DHD_FLAG_MFG_MODE))) { |
| dhd_read_from_file(dhd); |
| } |
| #endif /* FILTER_IE */ |
| |
| #ifdef NDO_CONFIG_SUPPORT |
| dhd->ndo_enable = FALSE; |
| dhd->ndo_host_ip_overflow = FALSE; |
| dhd->ndo_max_host_ip = NDO_MAX_HOST_IP_ENTRIES; |
| #endif /* NDO_CONFIG_SUPPORT */ |
| |
| /* ND offload version supported */ |
| dhd->ndo_version = dhd_ndo_get_version(dhd); |
| |
| /* check dongle supports wbtext (product policy) or not */ |
| dhd->wbtext_support = FALSE; |
| if (dhd_wl_ioctl_get_intiovar(dhd, "wnm_bsstrans_resp", &wnm_bsstrans_resp, |
| WLC_GET_VAR, FALSE, 0) != BCME_OK) { |
| DHD_ERROR(("failed to get wnm_bsstrans_resp\n")); |
| } |
| dhd->wbtext_policy = wnm_bsstrans_resp; |
| if (dhd->wbtext_policy == WL_BSSTRANS_POLICY_PRODUCT_WBTEXT) { |
| dhd->wbtext_support = TRUE; |
| } |
| #ifndef WBTEXT |
| /* driver can turn off wbtext feature through makefile */ |
| if (dhd->wbtext_support) { |
| if (dhd_wl_ioctl_set_intiovar(dhd, "wnm_bsstrans_resp", |
| WL_BSSTRANS_POLICY_ROAM_ALWAYS, |
| WLC_SET_VAR, FALSE, 0) != BCME_OK) { |
| DHD_ERROR(("failed to disable WBTEXT\n")); |
| } |
| } |
| #endif /* !WBTEXT */ |
| |
| #ifdef DHD_NON_DMA_M2M_CORRUPTION |
| /* check pcie non dma loopback */ |
| if (dhd->op_mode == DHD_FLAG_MFG_MODE && |
| (dhd_bus_dmaxfer_lpbk(dhd, M2M_NON_DMA_LPBK) < 0)) { |
| goto done; |
| } |
| #endif /* DHD_NON_DMA_M2M_CORRUPTION */ |
| |
| #ifdef CUSTOM_ASSOC_TIMEOUT |
| /* set recreate_bi_timeout to increase assoc timeout : |
| * 20 * 100TU * 1024 / 1000 = 2 secs |
| * (beacon wait time = recreate_bi_timeout * beacon_period * 1024 / 1000) |
| */ |
| if (dhd_wl_ioctl_set_intiovar(dhd, "recreate_bi_timeout", |
| CUSTOM_ASSOC_TIMEOUT, |
| WLC_SET_VAR, TRUE, 0) != BCME_OK) { |
| DHD_ERROR(("failed to set assoc timeout\n")); |
| } |
| #endif /* CUSTOM_ASSOC_TIMEOUT */ |
| |
| BCM_REFERENCE(ret2); |
| #ifdef WL_MONITOR |
| if (FW_SUPPORTED(dhd, monitor)) { |
| dhd->monitor_enable = TRUE; |
| DHD_ERROR(("%s: Monitor mode is enabled in FW cap\n", __FUNCTION__)); |
| } else { |
| dhd->monitor_enable = FALSE; |
| DHD_ERROR(("%s: Monitor mode is not enabled in FW cap\n", __FUNCTION__)); |
| } |
| #endif /* WL_MONITOR */ |
| |
| /* store the preserve log set numbers */ |
| if (dhd_get_preserve_log_numbers(dhd, &dhd->logset_prsrv_mask) |
| != BCME_OK) { |
| DHD_ERROR(("%s: Failed to get preserve log # !\n", __FUNCTION__)); |
| } |
| |
| #ifdef CONFIG_SILENT_ROAM |
| dhd->sroam_turn_on = TRUE; |
| dhd->sroamed = FALSE; |
| #endif /* CONFIG_SILENT_ROAM */ |
| |
| dhd_set_bandlock(dhd); |
| |
| done: |
| if (iov_buf) { |
| MFREE(dhd->osh, iov_buf, WLC_IOCTL_SMLEN); |
| } |
| return ret; |
| } |
| |
| int |
| dhd_legacy_preinit_ioctls(dhd_pub_t *dhd) |
| { |
| int ret = 0; |
| /* Room for "event_msgs_ext" + '\0' + bitvec */ |
| char iovbuf[WL_EVENTING_MASK_EXT_LEN + EVENTMSGS_EXT_STRUCT_SIZE + 16]; |
| char *mask; |
| uint32 buf_key_b4_m4 = 1; |
| uint8 msglen; |
| eventmsgs_ext_t *eventmask_msg = NULL; |
| uint32 event_log_max_sets = 0; |
| char* iov_buf = NULL; |
| /* XXX: Use ret2 for return check of IOVARS that might return BCME_UNSUPPORTED, |
| * based on FW build tag. |
| */ |
| int ret2 = 0; |
| uint32 wnm_cap = 0; |
| #if defined(BCMSUP_4WAY_HANDSHAKE) |
| uint32 sup_wpa = 1; |
| #endif /* BCMSUP_4WAY_HANDSHAKE */ |
| #if defined(CUSTOM_AMPDU_BA_WSIZE) || (defined(WLAIBSS) && \ |
| defined(CUSTOM_IBSS_AMPDU_BA_WSIZE)) |
| uint32 ampdu_ba_wsize = 0; |
| #endif /* CUSTOM_AMPDU_BA_WSIZE ||(WLAIBSS && CUSTOM_IBSS_AMPDU_BA_WSIZE) */ |
| #if defined(CUSTOM_AMPDU_MPDU) |
| int32 ampdu_mpdu = 0; |
| #endif |
| #if defined(CUSTOM_AMPDU_RELEASE) |
| int32 ampdu_release = 0; |
| #endif |
| #if defined(CUSTOM_AMSDU_AGGSF) |
| int32 amsdu_aggsf = 0; |
| #endif |
| |
| #if defined(BCMSDIO) |
| #ifdef PROP_TXSTATUS |
| int wlfc_enable = TRUE; |
| #ifndef DISABLE_11N |
| uint32 hostreorder = 1; |
| #endif /* DISABLE_11N */ |
| #endif /* PROP_TXSTATUS */ |
| #endif |
| |
| #ifndef PCIE_FULL_DONGLE |
| uint32 wl_ap_isolate; |
| #endif /* PCIE_FULL_DONGLE */ |
| uint32 frameburst = CUSTOM_FRAMEBURST_SET; |
| uint wnm_bsstrans_resp = 0; |
| #ifdef SUPPORT_SET_CAC |
| uint32 cac = 1; |
| #endif /* SUPPORT_SET_CAC */ |
| #if defined(SUPPORT_2G_VHT) || defined(SUPPORT_5G_1024QAM_VHT) |
| uint32 vht_features = 0; /* init to 0, will be set based on each support */ |
| #endif /* SUPPORT_2G_VHT || SUPPORT_5G_1024QAM_VHT */ |
| |
| #ifdef DHD_ENABLE_LPC |
| uint32 lpc = 1; |
| #endif /* DHD_ENABLE_LPC */ |
| uint power_mode = PM_FAST; |
| #if defined(BCMSDIO) |
| uint32 dongle_align = DHD_SDALIGN; |
| uint32 glom = CUSTOM_GLOM_SETTING; |
| #endif /* defined(BCMSDIO) */ |
| uint bcn_timeout = CUSTOM_BCN_TIMEOUT; |
| uint scancache_enab = TRUE; |
| #ifdef ENABLE_BCN_LI_BCN_WAKEUP |
| uint32 bcn_li_bcn = 1; |
| #endif /* ENABLE_BCN_LI_BCN_WAKEUP */ |
| uint retry_max = CUSTOM_ASSOC_RETRY_MAX; |
| int scan_assoc_time = DHD_SCAN_ASSOC_ACTIVE_TIME; |
| int scan_unassoc_time = DHD_SCAN_UNASSOC_ACTIVE_TIME; |
| int scan_passive_time = DHD_SCAN_PASSIVE_TIME; |
| char buf[WLC_IOCTL_SMLEN]; |
| char *ptr; |
| uint32 listen_interval = CUSTOM_LISTEN_INTERVAL; /* Default Listen Interval in Beacons */ |
| #if defined(DHD_8021X_DUMP) && defined(SHOW_LOGTRACE) |
| wl_el_tag_params_t *el_tag = NULL; |
| #endif /* DHD_8021X_DUMP */ |
| #ifdef DHD_RANDMAC_LOGGING |
| uint privacy_mask = 0; |
| #endif /* DHD_RANDMAC_LOGGING */ |
| #ifdef ROAM_ENABLE |
| uint roamvar = 0; |
| int roam_trigger[2] = {CUSTOM_ROAM_TRIGGER_SETTING, WLC_BAND_ALL}; |
| int roam_scan_period[2] = {10, WLC_BAND_ALL}; |
| int roam_delta[2] = {CUSTOM_ROAM_DELTA_SETTING, WLC_BAND_ALL}; |
| #ifdef ROAM_AP_ENV_DETECTION |
| int roam_env_mode = AP_ENV_INDETERMINATE; |
| #endif /* ROAM_AP_ENV_DETECTION */ |
| #ifdef FULL_ROAMING_SCAN_PERIOD_60_SEC |
| int roam_fullscan_period = 60; |
| #else /* FULL_ROAMING_SCAN_PERIOD_60_SEC */ |
| int roam_fullscan_period = 120; |
| #endif /* FULL_ROAMING_SCAN_PERIOD_60_SEC */ |
| #ifdef DISABLE_BCNLOSS_ROAM |
| uint roam_bcnloss_off = 1; |
| #endif /* DISABLE_BCNLOSS_ROAM */ |
| #else |
| #ifdef DISABLE_BUILTIN_ROAM |
| uint roamvar = 1; |
| #endif /* DISABLE_BUILTIN_ROAM */ |
| #endif /* ROAM_ENABLE */ |
| |
| #if defined(SOFTAP) |
| uint dtim = 1; |
| #endif |
| /* xxx andrey tmp fix for dk8000 build error */ |
| #if (defined(AP) && !defined(WLP2P)) || (!defined(AP) && defined(WL_CFG80211)) |
| struct ether_addr p2p_ea; |
| #endif |
| #ifdef BCMCCX |
| uint32 ccx = 1; |
| #endif |
| #ifdef SOFTAP_UAPSD_OFF |
| uint32 wme_apsd = 0; |
| #endif /* SOFTAP_UAPSD_OFF */ |
| #if (defined(AP) || defined(WLP2P)) && !defined(SOFTAP_AND_GC) |
| uint32 apsta = 1; /* Enable APSTA mode */ |
| #elif defined(SOFTAP_AND_GC) |
| uint32 apsta = 0; |
| int ap_mode = 1; |
| #endif /* (defined(AP) || defined(WLP2P)) && !defined(SOFTAP_AND_GC) */ |
| #ifdef GET_CUSTOM_MAC_ENABLE |
| struct ether_addr ea_addr; |
| #endif /* GET_CUSTOM_MAC_ENABLE */ |
| #ifdef OKC_SUPPORT |
| uint32 okc = 1; |
| #endif |
| |
| #ifdef DISABLE_11N |
| uint32 nmode = 0; |
| #endif /* DISABLE_11N */ |
| |
| #ifdef USE_WL_TXBF |
| uint32 txbf = 1; |
| #endif /* USE_WL_TXBF */ |
| #ifdef DISABLE_TXBFR |
| uint32 txbf_bfr_cap = 0; |
| #endif /* DISABLE_TXBFR */ |
| #ifdef AMPDU_VO_ENABLE |
| /* XXX: Enabling VO AMPDU to reduce FER */ |
| struct ampdu_tid_control tid; |
| #endif |
| #if defined(PROP_TXSTATUS) |
| #ifdef USE_WFA_CERT_CONF |
| uint32 proptx = 0; |
| #endif /* USE_WFA_CERT_CONF */ |
| #endif /* PROP_TXSTATUS */ |
| #ifdef DHD_SET_FW_HIGHSPEED |
| uint32 ack_ratio = 250; |
| uint32 ack_ratio_depth = 64; |
| #endif /* DHD_SET_FW_HIGHSPEED */ |
| #ifdef DISABLE_11N_PROPRIETARY_RATES |
| uint32 ht_features = 0; |
| #endif /* DISABLE_11N_PROPRIETARY_RATES */ |
| #ifdef CUSTOM_PSPRETEND_THR |
| uint32 pspretend_thr = CUSTOM_PSPRETEND_THR; |
| #endif |
| #ifdef CUSTOM_EVENT_PM_WAKE |
| uint32 pm_awake_thresh = CUSTOM_EVENT_PM_WAKE; |
| #endif /* CUSTOM_EVENT_PM_WAKE */ |
| #ifdef DISABLE_PRUNED_SCAN |
| uint32 scan_features = 0; |
| #endif /* DISABLE_PRUNED_SCAN */ |
| #ifdef BCMPCIE_OOB_HOST_WAKE |
| uint32 hostwake_oob = 0; |
| #endif /* BCMPCIE_OOB_HOST_WAKE */ |
| #ifdef EVENT_LOG_RATE_HC |
| /* threshold number of lines per second */ |
| #define EVENT_LOG_RATE_HC_THRESHOLD 1000 |
| uint32 event_log_rate_hc = EVENT_LOG_RATE_HC_THRESHOLD; |
| #endif /* EVENT_LOG_RATE_HC */ |
| #if defined(WBTEXT) && defined(WBTEXT_BTMDELTA) |
| uint32 btmdelta = WBTEXT_BTMDELTA; |
| #endif /* WBTEXT && WBTEXT_BTMDELTA */ |
| #if defined(WBTEXT) && defined(RRM_BCNREQ_MAX_CHAN_TIME) |
| uint32 rrm_bcn_req_thrtl_win = RRM_BCNREQ_MAX_CHAN_TIME * 2; |
| uint32 rrm_bcn_req_max_off_chan_time = RRM_BCNREQ_MAX_CHAN_TIME; |
| #endif /* WBTEXT && RRM_BCNREQ_MAX_CHAN_TIME */ |
| #ifdef PKT_FILTER_SUPPORT |
| dhd_pkt_filter_enable = TRUE; |
| #ifdef APF |
| dhd->apf_set = FALSE; |
| #endif /* APF */ |
| #endif /* PKT_FILTER_SUPPORT */ |
| dhd->suspend_bcn_li_dtim = CUSTOM_SUSPEND_BCN_LI_DTIM; |
| #ifdef ENABLE_MAX_DTIM_IN_SUSPEND |
| dhd->max_dtim_enable = TRUE; |
| #else |
| dhd->max_dtim_enable = FALSE; |
| #endif /* ENABLE_MAX_DTIM_IN_SUSPEND */ |
| dhd->disable_dtim_in_suspend = FALSE; |
| #ifdef CUSTOM_SET_OCLOFF |
| dhd->ocl_off = FALSE; |
| #endif /* CUSTOM_SET_OCLOFF */ |
| #ifdef SUPPORT_SET_TID |
| dhd->tid_mode = SET_TID_OFF; |
| dhd->target_uid = 0; |
| dhd->target_tid = 0; |
| #endif /* SUPPORT_SET_TID */ |
| DHD_TRACE(("Enter %s\n", __FUNCTION__)); |
| dhd->op_mode = 0; |
| #ifdef ARP_OFFLOAD_SUPPORT |
| /* arpoe will be applied from the supsend context */ |
| dhd->arpoe_enable = TRUE; |
| dhd->arpol_configured = FALSE; |
| #endif /* ARP_OFFLOAD_SUPPORT */ |
| |
| /* clear AP flags */ |
| #if defined(CUSTOM_COUNTRY_CODE) |
| dhd->dhd_cflags &= ~WLAN_PLAT_AP_FLAG; |
| #endif /* CUSTOM_COUNTRY_CODE */ |
| |
| #ifdef CUSTOMER_HW4_DEBUG |
| if (!dhd_validate_chipid(dhd)) { |
| DHD_ERROR(("%s: CONFIG_BCMXXX and CHIP ID(%x) is mismatched\n", |
| __FUNCTION__, dhd_bus_chip_id(dhd))); |
| #ifndef SUPPORT_MULTIPLE_CHIPS |
| ret = BCME_BADARG; |
| goto done; |
| #endif /* !SUPPORT_MULTIPLE_CHIPS */ |
| } |
| #endif /* CUSTOMER_HW4_DEBUG */ |
| |
| /* query for 'ver' to get version info from firmware */ |
| memset(buf, 0, sizeof(buf)); |
| ptr = buf; |
| ret = dhd_iovar(dhd, 0, "ver", NULL, 0, (char *)&buf, sizeof(buf), FALSE); |
| if (ret < 0) |
| DHD_ERROR(("%s failed %d\n", __FUNCTION__, ret)); |
| else { |
| bcmstrtok(&ptr, "\n", 0); |
| /* Print fw version info */ |
| DHD_ERROR(("Firmware version = %s\n", buf)); |
| strncpy(fw_version, buf, FW_VER_STR_LEN); |
| fw_version[FW_VER_STR_LEN-1] = '\0'; |
| #if defined(BCMSDIO) || defined(BCMPCIE) |
| dhd_set_version_info(dhd, buf); |
| dhd_set_chip_info(dhd); |
| #endif /* BCMSDIO || BCMPCIE */ |
| } |
| |
| #ifdef BOARD_HIKEY |
| /* Set op_mode as MFG_MODE if WLTEST is present in "wl ver" */ |
| if (strstr(fw_version, "WLTEST") != NULL) { |
| DHD_ERROR(("%s: wl ver has WLTEST, setting op_mode as DHD_FLAG_MFG_MODE\n", |
| __FUNCTION__)); |
| op_mode = DHD_FLAG_MFG_MODE; |
| } |
| #endif /* BOARD_HIKEY */ |
| |
| if ((!op_mode && dhd_get_fw_mode(dhd->info) == DHD_FLAG_MFG_MODE) || |
| (op_mode == DHD_FLAG_MFG_MODE)) { |
| dhd->op_mode = DHD_FLAG_MFG_MODE; |
| #ifdef DHD_PCIE_NATIVE_RUNTIMEPM |
| /* disable runtimePM by default in MFG mode. */ |
| pm_runtime_disable(dhd_bus_to_dev(dhd->bus)); |
| #endif /* DHD_PCIE_NATIVE_RUNTIMEPM */ |
| #ifdef DHD_PCIE_RUNTIMEPM |
| /* Disable RuntimePM in mfg mode */ |
| DHD_DISABLE_RUNTIME_PM(dhd); |
| DHD_INFO(("%s : Disable RuntimePM in Manufactring Firmware\n", __FUNCTION__)); |
| #endif /* DHD_PCIE_RUNTIME_PM */ |
| /* Check and adjust IOCTL response timeout for Manufactring firmware */ |
| dhd_os_set_ioctl_resp_timeout(MFG_IOCTL_RESP_TIMEOUT); |
| DHD_INFO(("%s : Set IOCTL response time for Manufactring Firmware\n", |
| __FUNCTION__)); |
| } else { |
| dhd_os_set_ioctl_resp_timeout(IOCTL_RESP_TIMEOUT); |
| DHD_INFO(("%s : Set IOCTL response time.\n", __FUNCTION__)); |
| } |
| #ifdef BCMPCIE_OOB_HOST_WAKE |
| ret = dhd_iovar(dhd, 0, "bus:hostwake_oob", NULL, 0, (char *)&hostwake_oob, |
| sizeof(hostwake_oob), FALSE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: hostwake_oob IOVAR not present, proceed\n", __FUNCTION__)); |
| } else { |
| if (hostwake_oob == 0) { |
| DHD_ERROR(("%s: hostwake_oob is not enabled in the NVRAM, STOP\n", |
| __FUNCTION__)); |
| ret = BCME_UNSUPPORTED; |
| goto done; |
| } else { |
| DHD_ERROR(("%s: hostwake_oob enabled\n", __FUNCTION__)); |
| } |
| } |
| #endif /* BCMPCIE_OOB_HOST_WAKE */ |
| |
| #ifdef DNGL_AXI_ERROR_LOGGING |
| ret = dhd_iovar(dhd, 0, "axierror_logbuf_addr", NULL, 0, (char *)&dhd->axierror_logbuf_addr, |
| sizeof(dhd->axierror_logbuf_addr), FALSE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: axierror_logbuf_addr IOVAR not present, proceed\n", __FUNCTION__)); |
| dhd->axierror_logbuf_addr = 0; |
| } else { |
| DHD_INFO(("%s: axierror_logbuf_addr : 0x%x\n", |
| __FUNCTION__, dhd->axierror_logbuf_addr)); |
| } |
| #endif /* DNGL_AXI_ERROR_LOGGING */ |
| |
| #ifdef EVENT_LOG_RATE_HC |
| ret = dhd_iovar(dhd, 0, "event_log_rate_hc", (char *)&event_log_rate_hc, |
| sizeof(event_log_rate_hc), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s event_log_rate_hc set failed %d\n", __FUNCTION__, ret)); |
| } else { |
| DHD_INFO(("%s event_log_rate_hc set with threshold:%d\n", __FUNCTION__, |
| event_log_rate_hc)); |
| } |
| #endif /* EVENT_LOG_RATE_HC */ |
| |
| #ifdef GET_CUSTOM_MAC_ENABLE |
| ret = wifi_platform_get_mac_addr(dhd->info->adapter, ea_addr.octet); |
| if (!ret) { |
| ret = dhd_iovar(dhd, 0, "cur_etheraddr", (char *)&ea_addr, ETHER_ADDR_LEN, NULL, 0, |
| TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: can't set MAC address , error=%d\n", __FUNCTION__, ret)); |
| ret = BCME_NOTUP; |
| goto done; |
| } |
| memcpy(dhd->mac.octet, ea_addr.octet, ETHER_ADDR_LEN); |
| } else |
| #endif /* GET_CUSTOM_MAC_ENABLE */ |
| { |
| /* Get the default device MAC address directly from firmware */ |
| ret = dhd_iovar(dhd, 0, "cur_etheraddr", NULL, 0, (char *)&buf, sizeof(buf), FALSE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: can't get MAC address , error=%d\n", __FUNCTION__, ret)); |
| ret = BCME_NOTUP; |
| goto done; |
| } |
| |
| DHD_INFO(("%s: use firmware generated mac_address "MACDBG"\n", |
| __FUNCTION__, MAC2STRDBG(&buf))); |
| |
| #ifdef MACADDR_PROVISION_ENFORCED |
| if (ETHER_IS_LOCALADDR(buf)) { |
| DHD_ERROR(("%s: error! not using provision mac addr!\n", __FUNCTION__)); |
| ret = BCME_BADADDR; |
| goto done; |
| } |
| #endif /* MACADDR_PROVISION_ENFORCED */ |
| |
| /* Update public MAC address after reading from Firmware */ |
| memcpy(dhd->mac.octet, buf, ETHER_ADDR_LEN); |
| } |
| |
| if (ETHER_ISNULLADDR(dhd->mac.octet)) { |
| DHD_ERROR(("%s: NULL MAC address during pre-init\n", __FUNCTION__)); |
| ret = BCME_BADADDR; |
| goto done; |
| } else { |
| (void)memcpy_s(dhd_linux_get_primary_netdev(dhd)->perm_addr, ETHER_ADDR_LEN, |
| dhd->mac.octet, ETHER_ADDR_LEN); |
| } |
| #if defined(WL_STA_ASSOC_RAND) && defined(WL_STA_INIT_RAND) |
| /* Set cur_etheraddr of primary interface to randomized address to ensure |
| * that any action frame transmission will happen using randomized macaddr |
| * primary netdev->perm_addr will hold the original factory MAC. |
| */ |
| { |
| if ((ret = dhd_update_rand_mac_addr(dhd)) < 0) { |
| DHD_ERROR(("%s: failed to set macaddress\n", __FUNCTION__)); |
| goto done; |
| } |
| } |
| #endif /* WL_STA_ASSOC_RAND && WL_STA_INIT_RAND */ |
| |
| if ((ret = dhd_apply_default_clm(dhd, clm_path)) < 0) { |
| DHD_ERROR(("%s: CLM set failed. Abort initialization.\n", __FUNCTION__)); |
| goto done; |
| } |
| |
| /* get a capabilities from firmware */ |
| { |
| uint32 cap_buf_size = sizeof(dhd->fw_capabilities); |
| memset(dhd->fw_capabilities, 0, cap_buf_size); |
| ret = dhd_iovar(dhd, 0, "cap", NULL, 0, dhd->fw_capabilities, (cap_buf_size - 1), |
| FALSE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: Get Capability failed (error=%d)\n", |
| __FUNCTION__, ret)); |
| return 0; |
| } |
| |
| memmove(&dhd->fw_capabilities[1], dhd->fw_capabilities, (cap_buf_size - 1)); |
| dhd->fw_capabilities[0] = ' '; |
| dhd->fw_capabilities[cap_buf_size - 2] = ' '; |
| dhd->fw_capabilities[cap_buf_size - 1] = '\0'; |
| } |
| |
| if ((!op_mode && dhd_get_fw_mode(dhd->info) == DHD_FLAG_HOSTAP_MODE) || |
| (op_mode == DHD_FLAG_HOSTAP_MODE)) { |
| #ifdef SET_RANDOM_MAC_SOFTAP |
| uint rand_mac; |
| #endif /* SET_RANDOM_MAC_SOFTAP */ |
| dhd->op_mode = DHD_FLAG_HOSTAP_MODE; |
| #ifdef PKT_FILTER_SUPPORT |
| dhd_pkt_filter_enable = FALSE; |
| #endif |
| #ifdef SET_RANDOM_MAC_SOFTAP |
| SRANDOM32((uint)jiffies); |
| rand_mac = RANDOM32(); |
| iovbuf[0] = (unsigned char)(vendor_oui >> 16) | 0x02; /* local admin bit */ |
| iovbuf[1] = (unsigned char)(vendor_oui >> 8); |
| iovbuf[2] = (unsigned char)vendor_oui; |
| iovbuf[3] = (unsigned char)(rand_mac & 0x0F) | 0xF0; |
| iovbuf[4] = (unsigned char)(rand_mac >> 8); |
| iovbuf[5] = (unsigned char)(rand_mac >> 16); |
| |
| ret = dhd_iovar(dhd, 0, "cur_etheraddr", (char *)&iovbuf, ETHER_ADDR_LEN, NULL, 0, |
| TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: can't set MAC address , error=%d\n", __FUNCTION__, ret)); |
| } else |
| memcpy(dhd->mac.octet, iovbuf, ETHER_ADDR_LEN); |
| #endif /* SET_RANDOM_MAC_SOFTAP */ |
| #ifdef USE_DYNAMIC_F2_BLKSIZE |
| dhdsdio_func_blocksize(dhd, 2, DYNAMIC_F2_BLKSIZE_FOR_NONLEGACY); |
| #endif /* USE_DYNAMIC_F2_BLKSIZE */ |
| #ifdef SOFTAP_UAPSD_OFF |
| ret = dhd_iovar(dhd, 0, "wme_apsd", (char *)&wme_apsd, sizeof(wme_apsd), NULL, 0, |
| TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: set wme_apsd 0 fail (error=%d)\n", |
| __FUNCTION__, ret)); |
| } |
| #endif /* SOFTAP_UAPSD_OFF */ |
| |
| /* set AP flag for specific country code of SOFTAP */ |
| #if defined(CUSTOM_COUNTRY_CODE) |
| dhd->dhd_cflags |= WLAN_PLAT_AP_FLAG | WLAN_PLAT_NODFS_FLAG; |
| #endif /* CUSTOM_COUNTRY_CODE */ |
| } else if ((!op_mode && dhd_get_fw_mode(dhd->info) == DHD_FLAG_MFG_MODE) || |
| (op_mode == DHD_FLAG_MFG_MODE)) { |
| #if defined(ARP_OFFLOAD_SUPPORT) |
| dhd->arpoe_enable = FALSE; |
| #endif /* ARP_OFFLOAD_SUPPORT */ |
| #ifdef PKT_FILTER_SUPPORT |
| dhd_pkt_filter_enable = FALSE; |
| #endif /* PKT_FILTER_SUPPORT */ |
| dhd->op_mode = DHD_FLAG_MFG_MODE; |
| #ifdef USE_DYNAMIC_F2_BLKSIZE |
| /* XXX The 'wl counters' command triggers SDIO bus error |
| * if F2 block size is greater than 128 bytes using 4354A1 |
| * manufacturing firmware. To avoid this problem, F2 block |
| * size is set to 128 bytes only for DHD_FLAG_MFG_MODE. |
| * There is no problem for other chipset since big data |
| * transcation through SDIO bus is not happened during |
| * manufacturing test. |
| */ |
| dhdsdio_func_blocksize(dhd, 2, DYNAMIC_F2_BLKSIZE_FOR_NONLEGACY); |
| #endif /* USE_DYNAMIC_F2_BLKSIZE */ |
| #ifndef CUSTOM_SET_ANTNPM |
| if (FW_SUPPORTED(dhd, rsdb)) { |
| wl_config_t rsdb_mode; |
| memset(&rsdb_mode, 0, sizeof(rsdb_mode)); |
| ret = dhd_iovar(dhd, 0, "rsdb_mode", (char *)&rsdb_mode, sizeof(rsdb_mode), |
| NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s Disable rsdb_mode is failed ret= %d\n", |
| __FUNCTION__, ret)); |
| } |
| } |
| #endif /* !CUSTOM_SET_ANTNPM */ |
| } else { |
| uint32 concurrent_mode = 0; |
| if ((!op_mode && dhd_get_fw_mode(dhd->info) == DHD_FLAG_P2P_MODE) || |
| (op_mode == DHD_FLAG_P2P_MODE)) { |
| #ifdef PKT_FILTER_SUPPORT |
| dhd_pkt_filter_enable = FALSE; |
| #endif |
| dhd->op_mode = DHD_FLAG_P2P_MODE; |
| } else if ((!op_mode && dhd_get_fw_mode(dhd->info) == DHD_FLAG_IBSS_MODE) || |
| (op_mode == DHD_FLAG_IBSS_MODE)) { |
| dhd->op_mode = DHD_FLAG_IBSS_MODE; |
| } else |
| dhd->op_mode = DHD_FLAG_STA_MODE; |
| #if !defined(AP) && defined(WLP2P) |
| if (dhd->op_mode != DHD_FLAG_IBSS_MODE && |
| (concurrent_mode = dhd_get_concurrent_capabilites(dhd))) { |
| dhd->op_mode |= concurrent_mode; |
| } |
| |
| /* Check if we are enabling p2p */ |
| if (dhd->op_mode & DHD_FLAG_P2P_MODE) { |
| ret = dhd_iovar(dhd, 0, "apsta", (char *)&apsta, sizeof(apsta), NULL, 0, |
| TRUE); |
| if (ret < 0) |
| DHD_ERROR(("%s APSTA for P2P failed ret= %d\n", __FUNCTION__, ret)); |
| |
| #if defined(SOFTAP_AND_GC) |
| if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_AP, |
| (char *)&ap_mode, sizeof(ap_mode), TRUE, 0)) < 0) { |
| DHD_ERROR(("%s WLC_SET_AP failed %d\n", __FUNCTION__, ret)); |
| } |
| #endif |
| memcpy(&p2p_ea, &dhd->mac, ETHER_ADDR_LEN); |
| ETHER_SET_LOCALADDR(&p2p_ea); |
| ret = dhd_iovar(dhd, 0, "p2p_da_override", (char *)&p2p_ea, sizeof(p2p_ea), |
| NULL, 0, TRUE); |
| if (ret < 0) |
| DHD_ERROR(("%s p2p_da_override ret= %d\n", __FUNCTION__, ret)); |
| else |
| DHD_INFO(("dhd_preinit_ioctls: p2p_da_override succeeded\n")); |
| } |
| #else |
| (void)concurrent_mode; |
| #endif |
| } |
| |
| #ifdef DISABLE_PRUNED_SCAN |
| if (FW_SUPPORTED(dhd, rsdb)) { |
| ret = dhd_iovar(dhd, 0, "scan_features", (char *)&scan_features, |
| sizeof(scan_features), iovbuf, sizeof(iovbuf), FALSE); |
| if (ret < 0) { |
| if (ret == BCME_UNSUPPORTED) { |
| DHD_ERROR(("%s get scan_features, UNSUPPORTED\n", |
| __FUNCTION__)); |
| } else { |
| DHD_ERROR(("%s get scan_features err(%d)\n", |
| __FUNCTION__, ret)); |
| } |
| |
| } else { |
| memcpy(&scan_features, iovbuf, 4); |
| scan_features &= ~RSDB_SCAN_DOWNGRADED_CH_PRUNE_ROAM; |
| ret = dhd_iovar(dhd, 0, "scan_features", (char *)&scan_features, |
| sizeof(scan_features), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s set scan_features err(%d)\n", |
| __FUNCTION__, ret)); |
| } |
| } |
| } |
| #endif /* DISABLE_PRUNED_SCAN */ |
| |
| DHD_ERROR(("Firmware up: op_mode=0x%04x, MAC="MACDBG"\n", |
| dhd->op_mode, MAC2STRDBG(dhd->mac.octet))); |
| #if defined(DHD_BLOB_EXISTENCE_CHECK) |
| if (!dhd->is_blob) |
| #endif /* DHD_BLOB_EXISTENCE_CHECK */ |
| { |
| /* get a ccode and revision for the country code */ |
| #if defined(CUSTOM_COUNTRY_CODE) |
| get_customized_country_code(dhd->info->adapter, dhd->dhd_cspec.country_abbrev, |
| &dhd->dhd_cspec, dhd->dhd_cflags); |
| #else |
| get_customized_country_code(dhd->info->adapter, dhd->dhd_cspec.country_abbrev, |
| &dhd->dhd_cspec); |
| #endif /* CUSTOM_COUNTRY_CODE */ |
| } |
| |
| #if defined(RXFRAME_THREAD) && defined(RXTHREAD_ONLYSTA) |
| if (dhd->op_mode == DHD_FLAG_HOSTAP_MODE) |
| dhd->info->rxthread_enabled = FALSE; |
| else |
| dhd->info->rxthread_enabled = TRUE; |
| #endif |
| /* Set Country code */ |
| if (dhd->dhd_cspec.ccode[0] != 0) { |
| ret = dhd_iovar(dhd, 0, "country", (char *)&dhd->dhd_cspec, sizeof(wl_country_t), |
| NULL, 0, TRUE); |
| if (ret < 0) |
| DHD_ERROR(("%s: country code setting failed\n", __FUNCTION__)); |
| } |
| |
| /* Set Listen Interval */ |
| ret = dhd_iovar(dhd, 0, "assoc_listen", (char *)&listen_interval, sizeof(listen_interval), |
| NULL, 0, TRUE); |
| if (ret < 0) |
| DHD_ERROR(("%s assoc_listen failed %d\n", __FUNCTION__, ret)); |
| |
| #if defined(ROAM_ENABLE) || defined(DISABLE_BUILTIN_ROAM) |
| #ifdef USE_WFA_CERT_CONF |
| if (sec_get_param_wfa_cert(dhd, SET_PARAM_ROAMOFF, &roamvar) == BCME_OK) { |
| DHD_ERROR(("%s: read roam_off param =%d\n", __FUNCTION__, roamvar)); |
| } |
| #endif /* USE_WFA_CERT_CONF */ |
| /* Disable built-in roaming to allowed ext supplicant to take care of roaming */ |
| ret = dhd_iovar(dhd, 0, "roam_off", (char *)&roamvar, sizeof(roamvar), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s roam_off failed %d\n", __FUNCTION__, ret)); |
| } |
| #endif /* ROAM_ENABLE || DISABLE_BUILTIN_ROAM */ |
| #if defined(ROAM_ENABLE) |
| #ifdef DISABLE_BCNLOSS_ROAM |
| ret = dhd_iovar(dhd, 0, "roam_bcnloss_off", (char *)&roam_bcnloss_off, |
| sizeof(roam_bcnloss_off), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s roam_bcnloss_off failed %d\n", __FUNCTION__, ret)); |
| } |
| #endif /* DISABLE_BCNLOSS_ROAM */ |
| if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_ROAM_TRIGGER, roam_trigger, |
| sizeof(roam_trigger), TRUE, 0)) < 0) |
| DHD_ERROR(("%s: roam trigger set failed %d\n", __FUNCTION__, ret)); |
| if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_ROAM_SCAN_PERIOD, roam_scan_period, |
| sizeof(roam_scan_period), TRUE, 0)) < 0) |
| DHD_ERROR(("%s: roam scan period set failed %d\n", __FUNCTION__, ret)); |
| if ((dhd_wl_ioctl_cmd(dhd, WLC_SET_ROAM_DELTA, roam_delta, |
| sizeof(roam_delta), TRUE, 0)) < 0) |
| DHD_ERROR(("%s: roam delta set failed %d\n", __FUNCTION__, ret)); |
| ret = dhd_iovar(dhd, 0, "fullroamperiod", (char *)&roam_fullscan_period, |
| sizeof(roam_fullscan_period), NULL, 0, TRUE); |
| if (ret < 0) |
| DHD_ERROR(("%s: roam fullscan period set failed %d\n", __FUNCTION__, ret)); |
| #ifdef ROAM_AP_ENV_DETECTION |
| if (roam_trigger[0] == WL_AUTO_ROAM_TRIGGER) { |
| if (dhd_iovar(dhd, 0, "roam_env_detection", (char *)&roam_env_mode, |
| sizeof(roam_env_mode), NULL, 0, TRUE) == BCME_OK) |
| dhd->roam_env_detection = TRUE; |
| else |
| dhd->roam_env_detection = FALSE; |
| } |
| #endif /* ROAM_AP_ENV_DETECTION */ |
| #ifdef CONFIG_ROAM_RSSI_LIMIT |
| ret = dhd_roam_rssi_limit_set(dhd, CUSTOM_ROAMRSSI_2G, CUSTOM_ROAMRSSI_5G); |
| if (ret < 0) { |
| DHD_ERROR(("%s set roam_rssi_limit failed ret %d\n", __FUNCTION__, ret)); |
| } |
| #endif /* CONFIG_ROAM_RSSI_LIMIT */ |
| #endif /* ROAM_ENABLE */ |
| |
| #ifdef CUSTOM_EVENT_PM_WAKE |
| /* XXX need to check time value */ |
| ret = dhd_iovar(dhd, 0, "const_awake_thresh", (char *)&pm_awake_thresh, |
| sizeof(pm_awake_thresh), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s set const_awake_thresh failed %d\n", __FUNCTION__, ret)); |
| } |
| #endif /* CUSTOM_EVENT_PM_WAKE */ |
| #ifdef OKC_SUPPORT |
| dhd_iovar(dhd, 0, "okc_enable", (char *)&okc, sizeof(okc), NULL, 0, TRUE); |
| #endif |
| #ifdef BCMCCX |
| dhd_iovar(dhd, 0, "ccx_enable", (char *)&ccx, sizeof(ccx), NULL, 0, TRUE); |
| #endif /* BCMCCX */ |
| |
| #ifdef WLTDLS |
| dhd->tdls_enable = FALSE; |
| dhd_tdls_set_mode(dhd, false); |
| #endif /* WLTDLS */ |
| |
| #ifdef DHD_ENABLE_LPC |
| /* Set lpc 1 */ |
| ret = dhd_iovar(dhd, 0, "lpc", (char *)&lpc, sizeof(lpc), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s Set lpc failed %d\n", __FUNCTION__, ret)); |
| |
| if (ret == BCME_NOTDOWN) { |
| uint wl_down = 1; |
| ret = dhd_wl_ioctl_cmd(dhd, WLC_DOWN, |
| (char *)&wl_down, sizeof(wl_down), TRUE, 0); |
| DHD_ERROR(("%s lpc fail WL_DOWN : %d, lpc = %d\n", __FUNCTION__, ret, lpc)); |
| |
| ret = dhd_iovar(dhd, 0, "lpc", (char *)&lpc, sizeof(lpc), NULL, 0, TRUE); |
| DHD_ERROR(("%s Set lpc ret --> %d\n", __FUNCTION__, ret)); |
| } |
| } |
| #endif /* DHD_ENABLE_LPC */ |
| |
| #ifdef WLADPS |
| if (dhd->op_mode & DHD_FLAG_STA_MODE) { |
| if ((ret = dhd_enable_adps(dhd, ADPS_ENABLE)) != BCME_OK && |
| (ret != BCME_UNSUPPORTED)) { |
| DHD_ERROR(("%s dhd_enable_adps failed %d\n", |
| __FUNCTION__, ret)); |
| } |
| } |
| #endif /* WLADPS */ |
| |
| #ifdef DHD_PM_CONTROL_FROM_FILE |
| sec_control_pm(dhd, &power_mode); |
| #else |
| /* Set PowerSave mode */ |
| (void) dhd_wl_ioctl_cmd(dhd, WLC_SET_PM, (char *)&power_mode, sizeof(power_mode), TRUE, 0); |
| #endif /* DHD_PM_CONTROL_FROM_FILE */ |
| |
| #if defined(BCMSDIO) |
| /* Match Host and Dongle rx alignment */ |
| ret = dhd_iovar(dhd, 0, "bus:txglomalign", (char *)&dongle_align, sizeof(dongle_align), |
| NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s set bus:txglomalign failed %d\n", __FUNCTION__, ret)); |
| } |
| |
| #ifdef USE_WFA_CERT_CONF |
| if (sec_get_param_wfa_cert(dhd, SET_PARAM_BUS_TXGLOM_MODE, &glom) == BCME_OK) { |
| DHD_ERROR(("%s, read txglom param =%d\n", __FUNCTION__, glom)); |
| } |
| #endif /* USE_WFA_CERT_CONF */ |
| if (glom != DEFAULT_GLOM_VALUE) { |
| DHD_INFO(("%s set glom=0x%X\n", __FUNCTION__, glom)); |
| ret = dhd_iovar(dhd, 0, "bus:txglom", (char *)&glom, sizeof(glom), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s set bus:txglom failed %d\n", __FUNCTION__, ret)); |
| } |
| } |
| #endif /* defined(BCMSDIO) */ |
| |
| /* Setup timeout if Beacons are lost and roam is off to report link down */ |
| ret = dhd_iovar(dhd, 0, "bcn_timeout", (char *)&bcn_timeout, sizeof(bcn_timeout), |
| NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s set bcn_timeout failed %d\n", __FUNCTION__, ret)); |
| } |
| |
| /* Setup assoc_retry_max count to reconnect target AP in dongle */ |
| ret = dhd_iovar(dhd, 0, "assoc_retry_max", (char *)&retry_max, sizeof(retry_max), |
| NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s set assoc_retry_max failed %d\n", __FUNCTION__, ret)); |
| } |
| |
| #if defined(AP) && !defined(WLP2P) |
| ret = dhd_iovar(dhd, 0, "apsta", (char *)&apsta, sizeof(apsta), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s set apsta failed %d\n", __FUNCTION__, ret)); |
| } |
| |
| #endif /* defined(AP) && !defined(WLP2P) */ |
| |
| #ifdef MIMO_ANT_SETTING |
| dhd_sel_ant_from_file(dhd); |
| #endif /* MIMO_ANT_SETTING */ |
| |
| #if defined(SOFTAP) |
| if (ap_fw_loaded == TRUE) { |
| dhd_wl_ioctl_cmd(dhd, WLC_SET_DTIMPRD, (char *)&dtim, sizeof(dtim), TRUE, 0); |
| } |
| #endif |
| |
| #if defined(KEEP_ALIVE) |
| { |
| /* Set Keep Alive : be sure to use FW with -keepalive */ |
| int res; |
| |
| #if defined(SOFTAP) |
| if (ap_fw_loaded == FALSE) |
| #endif |
| if (!(dhd->op_mode & |
| (DHD_FLAG_HOSTAP_MODE | DHD_FLAG_MFG_MODE))) { |
| if ((res = dhd_keep_alive_onoff(dhd)) < 0) |
| DHD_ERROR(("%s set keeplive failed %d\n", |
| __FUNCTION__, res)); |
| } |
| } |
| #endif /* defined(KEEP_ALIVE) */ |
| |
| #ifdef USE_WL_TXBF |
| ret = dhd_iovar(dhd, 0, "txbf", (char *)&txbf, sizeof(txbf), NULL, 0, TRUE); |
| if (ret < 0) |
| DHD_ERROR(("%s Set txbf failed %d\n", __FUNCTION__, ret)); |
| |
| #endif /* USE_WL_TXBF */ |
| |
| ret = dhd_iovar(dhd, 0, "scancache", (char *)&scancache_enab, sizeof(scancache_enab), NULL, |
| 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s Set scancache failed %d\n", __FUNCTION__, ret)); |
| } |
| |
| ret = dhd_iovar(dhd, 0, "event_log_max_sets", NULL, 0, (char *)&event_log_max_sets, |
| sizeof(event_log_max_sets), FALSE); |
| if (ret == BCME_OK) { |
| dhd->event_log_max_sets = event_log_max_sets; |
| } else { |
| dhd->event_log_max_sets = NUM_EVENT_LOG_SETS; |
| } |
| /* Make sure max_sets is set first with wmb and then sets_queried, |
| * this will be used during parsing the logsets in the reverse order. |
| */ |
| OSL_SMP_WMB(); |
| dhd->event_log_max_sets_queried = TRUE; |
| DHD_ERROR(("%s: event_log_max_sets: %d ret: %d\n", |
| __FUNCTION__, dhd->event_log_max_sets, ret)); |
| |
| #ifdef DISABLE_TXBFR |
| ret = dhd_iovar(dhd, 0, "txbf_bfr_cap", (char *)&txbf_bfr_cap, sizeof(txbf_bfr_cap), NULL, |
| 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s Clear txbf_bfr_cap failed %d\n", __FUNCTION__, ret)); |
| } |
| #endif /* DISABLE_TXBFR */ |
| |
| #ifdef USE_WFA_CERT_CONF |
| #ifdef USE_WL_FRAMEBURST |
| if (sec_get_param_wfa_cert(dhd, SET_PARAM_FRAMEBURST, &frameburst) == BCME_OK) { |
| DHD_ERROR(("%s, read frameburst param=%d\n", __FUNCTION__, frameburst)); |
| } |
| #endif /* USE_WL_FRAMEBURST */ |
| g_frameburst = frameburst; |
| #endif /* USE_WFA_CERT_CONF */ |
| #ifdef DISABLE_WL_FRAMEBURST_SOFTAP |
| /* Disable Framebursting for SofAP */ |
| if (dhd->op_mode & DHD_FLAG_HOSTAP_MODE) { |
| frameburst = 0; |
| } |
| #endif /* DISABLE_WL_FRAMEBURST_SOFTAP */ |
| /* Set frameburst to value */ |
| if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_FAKEFRAG, (char *)&frameburst, |
| sizeof(frameburst), TRUE, 0)) < 0) { |
| DHD_INFO(("%s frameburst not supported %d\n", __FUNCTION__, ret)); |
| } |
| #ifdef DHD_SET_FW_HIGHSPEED |
| /* Set ack_ratio */ |
| ret = dhd_iovar(dhd, 0, "ack_ratio", (char *)&ack_ratio, sizeof(ack_ratio), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s Set ack_ratio failed %d\n", __FUNCTION__, ret)); |
| } |
| |
| /* Set ack_ratio_depth */ |
| ret = dhd_iovar(dhd, 0, "ack_ratio_depth", (char *)&ack_ratio_depth, |
| sizeof(ack_ratio_depth), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s Set ack_ratio_depth failed %d\n", __FUNCTION__, ret)); |
| } |
| #endif /* DHD_SET_FW_HIGHSPEED */ |
| |
| iov_buf = (char*)MALLOC(dhd->osh, WLC_IOCTL_SMLEN); |
| if (iov_buf == NULL) { |
| DHD_ERROR(("failed to allocate %d bytes for iov_buf\n", WLC_IOCTL_SMLEN)); |
| ret = BCME_NOMEM; |
| goto done; |
| } |
| |
| BCM_REFERENCE(ret2); |
| |
| #ifdef WLAIBSS |
| /* Apply AIBSS configurations */ |
| if ((ret = dhd_preinit_aibss_ioctls(dhd, iov_buf)) != BCME_OK) { |
| DHD_ERROR(("%s dhd_preinit_aibss_ioctls failed %d\n", |
| __FUNCTION__, ret)); |
| goto done; |
| } |
| #endif /* WLAIBSS */ |
| |
| #if defined(CUSTOM_AMPDU_BA_WSIZE) || (defined(WLAIBSS) && \ |
| defined(CUSTOM_IBSS_AMPDU_BA_WSIZE)) |
| /* Set ampdu ba wsize to 64 or 16 */ |
| #ifdef CUSTOM_AMPDU_BA_WSIZE |
| ampdu_ba_wsize = CUSTOM_AMPDU_BA_WSIZE; |
| #endif |
| #if defined(WLAIBSS) && defined(CUSTOM_IBSS_AMPDU_BA_WSIZE) |
| if (dhd->op_mode == DHD_FLAG_IBSS_MODE) |
| ampdu_ba_wsize = CUSTOM_IBSS_AMPDU_BA_WSIZE; |
| #endif /* WLAIBSS && CUSTOM_IBSS_AMPDU_BA_WSIZE */ |
| if (ampdu_ba_wsize != 0) { |
| ret = dhd_iovar(dhd, 0, "ampdu_ba_wsize", (char *)&du_ba_wsize, |
| sizeof(ampdu_ba_wsize), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s Set ampdu_ba_wsize to %d failed %d\n", |
| __FUNCTION__, ampdu_ba_wsize, ret)); |
| } |
| } |
| #endif /* CUSTOM_AMPDU_BA_WSIZE || (WLAIBSS && CUSTOM_IBSS_AMPDU_BA_WSIZE) */ |
| |
| #if defined(CUSTOM_AMPDU_MPDU) |
| ampdu_mpdu = CUSTOM_AMPDU_MPDU; |
| if (ampdu_mpdu != 0 && (ampdu_mpdu <= ampdu_ba_wsize)) { |
| ret = dhd_iovar(dhd, 0, "ampdu_mpdu", (char *)&du_mpdu, sizeof(ampdu_mpdu), |
| NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s Set ampdu_mpdu to %d failed %d\n", |
| __FUNCTION__, CUSTOM_AMPDU_MPDU, ret)); |
| } |
| } |
| #endif /* CUSTOM_AMPDU_MPDU */ |
| |
| #if defined(CUSTOM_AMPDU_RELEASE) |
| ampdu_release = CUSTOM_AMPDU_RELEASE; |
| if (ampdu_release != 0 && (ampdu_release <= ampdu_ba_wsize)) { |
| ret = dhd_iovar(dhd, 0, "ampdu_release", (char *)&du_release, |
| sizeof(ampdu_release), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s Set ampdu_release to %d failed %d\n", |
| __FUNCTION__, CUSTOM_AMPDU_RELEASE, ret)); |
| } |
| } |
| #endif /* CUSTOM_AMPDU_RELEASE */ |
| |
| #if defined(CUSTOM_AMSDU_AGGSF) |
| amsdu_aggsf = CUSTOM_AMSDU_AGGSF; |
| if (amsdu_aggsf != 0) { |
| ret = dhd_iovar(dhd, 0, "amsdu_aggsf", (char *)&amsdu_aggsf, sizeof(amsdu_aggsf), |
| NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s Set amsdu_aggsf to %d failed %d\n", |
| __FUNCTION__, CUSTOM_AMSDU_AGGSF, ret)); |
| } |
| } |
| #endif /* CUSTOM_AMSDU_AGGSF */ |
| |
| #if defined(BCMSUP_4WAY_HANDSHAKE) |
| /* Read 4-way handshake requirements */ |
| if (dhd_use_idsup == 1) { |
| ret = dhd_iovar(dhd, 0, "sup_wpa", (char *)&sup_wpa, sizeof(sup_wpa), |
| (char *)&iovbuf, sizeof(iovbuf), FALSE); |
| /* sup_wpa iovar returns NOTREADY status on some platforms using modularized |
| * in-dongle supplicant. |
| */ |
| if (ret >= 0 || ret == BCME_NOTREADY) |
| dhd->fw_4way_handshake = TRUE; |
| DHD_TRACE(("4-way handshake mode is: %d\n", dhd->fw_4way_handshake)); |
| } |
| #endif /* BCMSUP_4WAY_HANDSHAKE */ |
| #if defined(SUPPORT_2G_VHT) || defined(SUPPORT_5G_1024QAM_VHT) |
| ret = dhd_iovar(dhd, 0, "vht_features", (char *)&vht_features, sizeof(vht_features), |
| (char *)&vht_features, sizeof(vht_features), FALSE); |
| if (ret < 0) { |
| DHD_ERROR(("%s vht_features get failed %d\n", __FUNCTION__, ret)); |
| vht_features = 0; |
| } else { |
| #ifdef SUPPORT_2G_VHT |
| vht_features |= 0x3; /* 2G support */ |
| #endif /* SUPPORT_2G_VHT */ |
| #ifdef SUPPORT_5G_1024QAM_VHT |
| vht_features |= 0x6; /* 5G 1024 QAM support */ |
| #endif /* SUPPORT_5G_1024QAM_VHT */ |
| } |
| if (vht_features) { |
| ret = dhd_iovar(dhd, 0, "vht_features", (char *)&vht_features, sizeof(vht_features), |
| NULL, 0, TRUE); |
| if (ret < 0) { |
| if (ret == BCME_NOTDOWN) { |
| uint wl_down = 1; |
| ret = dhd_wl_ioctl_cmd(dhd, WLC_DOWN, |
| (char *)&wl_down, sizeof(wl_down), TRUE, 0); |
| DHD_ERROR(("%s vht_features fail WL_DOWN : %d," |
| " vht_features = 0x%x\n", |
| __FUNCTION__, ret, vht_features)); |
| |
| ret = dhd_iovar(dhd, 0, "vht_features", (char *)&vht_features, |
| sizeof(vht_features), NULL, 0, TRUE); |
| |
| DHD_ERROR(("%s vht_features set. ret --> %d\n", __FUNCTION__, ret)); |
| } |
| if (ret != BCME_BADOPTION) { |
| DHD_ERROR(("%s vht_features set failed %d\n", __FUNCTION__, ret)); |
| } else { |
| DHD_INFO(("%s vht_features ret(%d) - need to check BANDLOCK\n", |
| __FUNCTION__, ret)); |
| } |
| } |
| } |
| #endif /* SUPPORT_2G_VHT || SUPPORT_5G_1024QAM_VHT */ |
| #ifdef DISABLE_11N_PROPRIETARY_RATES |
| ret = dhd_iovar(dhd, 0, "ht_features", (char *)&ht_features, sizeof(ht_features), NULL, 0, |
| TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s ht_features set failed %d\n", __FUNCTION__, ret)); |
| } |
| #endif /* DISABLE_11N_PROPRIETARY_RATES */ |
| #if defined(DISABLE_HE_ENAB) || defined(CUSTOM_CONTROL_HE_ENAB) |
| #if defined(DISABLE_HE_ENAB) |
| /* XXX DISABLE_HE_ENAB has higher priority than CUSTOM_CONTROL_HE_ENAB */ |
| control_he_enab = 0; |
| #endif /* DISABLE_HE_ENAB */ |
| dhd_control_he_enab(dhd, control_he_enab); |
| #endif /* DISABLE_HE_ENAB || CUSTOM_CONTROL_HE_ENAB */ |
| |
| #ifdef CUSTOM_PSPRETEND_THR |
| /* Turn off MPC in AP mode */ |
| ret = dhd_iovar(dhd, 0, "pspretend_threshold", (char *)&pspretend_thr, |
| sizeof(pspretend_thr), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s pspretend_threshold for HostAPD failed %d\n", |
| __FUNCTION__, ret)); |
| } |
| #endif |
| |
| /* XXX Enable firmware key buffering before sent 4-way M4 */ |
| ret = dhd_iovar(dhd, 0, "buf_key_b4_m4", (char *)&buf_key_b4_m4, sizeof(buf_key_b4_m4), |
| NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s buf_key_b4_m4 set failed %d\n", __FUNCTION__, ret)); |
| } |
| #ifdef SUPPORT_SET_CAC |
| ret = dhd_iovar(dhd, 0, "cac", (char *)&cac, sizeof(cac), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s Failed to set cac to %d, %d\n", __FUNCTION__, cac, ret)); |
| } |
| #endif /* SUPPORT_SET_CAC */ |
| /* make up event mask ext message iovar for event larger than 128 */ |
| msglen = WL_EVENTING_MASK_EXT_LEN + EVENTMSGS_EXT_STRUCT_SIZE; |
| eventmask_msg = (eventmsgs_ext_t*)MALLOC(dhd->osh, msglen); |
| if (eventmask_msg == NULL) { |
| DHD_ERROR(("failed to allocate %d bytes for event_msg_ext\n", msglen)); |
| ret = BCME_NOMEM; |
| goto done; |
| } |
| bzero(eventmask_msg, msglen); |
| eventmask_msg->ver = EVENTMSGS_VER; |
| eventmask_msg->len = ROUNDUP(WLC_E_LAST, NBBY)/NBBY; |
| |
| /* Read event_msgs_ext mask */ |
| ret = dhd_iovar(dhd, 0, "event_msgs_ext", (char *)eventmask_msg, msglen, iov_buf, |
| WLC_IOCTL_SMLEN, FALSE); |
| |
| /* event_msgs_ext must be supported */ |
| if (ret != BCME_OK) { |
| DHD_ERROR(("%s read event mask ext failed %d\n", __FUNCTION__, ret)); |
| goto done; |
| } |
| |
| bcopy(iov_buf, eventmask_msg, msglen); |
| /* make up event mask ext message iovar for event larger than 128 */ |
| mask = eventmask_msg->mask; |
| |
| /* Setup event_msgs */ |
| setbit(mask, WLC_E_SET_SSID); |
| setbit(mask, WLC_E_PRUNE); |
| setbit(mask, WLC_E_AUTH); |
| setbit(mask, WLC_E_AUTH_IND); |
| setbit(mask, WLC_E_ASSOC); |
| setbit(mask, WLC_E_REASSOC); |
| setbit(mask, WLC_E_REASSOC_IND); |
| if (!(dhd->op_mode & DHD_FLAG_IBSS_MODE)) |
| setbit(mask, WLC_E_DEAUTH); |
| setbit(mask, WLC_E_DEAUTH_IND); |
| setbit(mask, WLC_E_DISASSOC_IND); |
| setbit(mask, WLC_E_DISASSOC); |
| setbit(mask, WLC_E_JOIN); |
| setbit(mask, WLC_E_START); |
| setbit(mask, WLC_E_ASSOC_IND); |
| setbit(mask, WLC_E_PSK_SUP); |
| setbit(mask, WLC_E_LINK); |
| setbit(mask, WLC_E_MIC_ERROR); |
| setbit(mask, WLC_E_ASSOC_REQ_IE); |
| setbit(mask, WLC_E_ASSOC_RESP_IE); |
| #ifdef LIMIT_BORROW |
| setbit(mask, WLC_E_ALLOW_CREDIT_BORROW); |
| #endif |
| #ifndef WL_CFG80211 |
| setbit(mask, WLC_E_PMKID_CACHE); |
| setbit(mask, WLC_E_TXFAIL); |
| #endif |
| setbit(mask, WLC_E_JOIN_START); |
| setbit(mask, WLC_E_SCAN_COMPLETE); |
| #ifdef DHD_DEBUG |
| setbit(mask, WLC_E_SCAN_CONFIRM_IND); |
| #endif |
| #ifdef PNO_SUPPORT |
| setbit(mask, WLC_E_PFN_NET_FOUND); |
| setbit(mask, WLC_E_PFN_BEST_BATCHING); |
| setbit(mask, WLC_E_PFN_BSSID_NET_FOUND); |
| setbit(mask, WLC_E_PFN_BSSID_NET_LOST); |
| #endif /* PNO_SUPPORT */ |
| /* enable dongle roaming event */ |
| #ifdef WL_CFG80211 |
| #if !defined(ROAM_EVT_DISABLE) |
| setbit(mask, WLC_E_ROAM); |
| #endif /* !ROAM_EVT_DISABLE */ |
| setbit(mask, WLC_E_BSSID); |
| #endif /* WL_CFG80211 */ |
| #ifdef BCMCCX |
| setbit(mask, WLC_E_ADDTS_IND); |
| setbit(mask, WLC_E_DELTS_IND); |
| #endif /* BCMCCX */ |
| setbit(mask, WLC_E_COUNTRY_CODE_CHANGED); |
| #ifdef WLTDLS |
| setbit(mask, WLC_E_TDLS_PEER_EVENT); |
| #endif /* WLTDLS */ |
| #ifdef RTT_SUPPORT |
| setbit(mask, WLC_E_PROXD); |
| #endif /* RTT_SUPPORT */ |
| #ifdef WL_CFG80211 |
| setbit(mask, WLC_E_ESCAN_RESULT); |
| setbit(mask, WLC_E_AP_STARTED); |
| setbit(mask, WLC_E_ACTION_FRAME_RX); |
| if (dhd->op_mode & DHD_FLAG_P2P_MODE) { |
| setbit(mask, WLC_E_P2P_DISC_LISTEN_COMPLETE); |
| } |
| #endif /* WL_CFG80211 */ |
| #ifdef WLAIBSS |
| setbit(mask, WLC_E_AIBSS_TXFAIL); |
| #endif /* WLAIBSS */ |
| |
| #if defined(SHOW_LOGTRACE) && defined(LOGTRACE_FROM_FILE) |
| if (dhd_logtrace_from_file(dhd)) { |
| setbit(mask, WLC_E_TRACE); |
| } else { |
| clrbit(mask, WLC_E_TRACE); |
| } |
| #elif defined(SHOW_LOGTRACE) |
| setbit(mask, WLC_E_TRACE); |
| #else |
| clrbit(mask, WLC_E_TRACE); |
| #endif /* defined(SHOW_LOGTRACE) && defined(LOGTRACE_FROM_FILE) */ |
| |
| setbit(mask, WLC_E_CSA_COMPLETE_IND); |
| #ifdef CUSTOM_EVENT_PM_WAKE |
| setbit(mask, WLC_E_EXCESS_PM_WAKE_EVENT); |
| #endif /* CUSTOM_EVENT_PM_WAKE */ |
| #ifdef DHD_LOSSLESS_ROAMING |
| setbit(mask, WLC_E_ROAM_PREP); |
| #endif |
| /* nan events */ |
| setbit(mask, WLC_E_NAN); |
| #if defined(PCIE_FULL_DONGLE) && defined(DHD_LOSSLESS_ROAMING) |
| dhd_update_flow_prio_map(dhd, DHD_FLOW_PRIO_LLR_MAP); |
| #endif /* defined(PCIE_FULL_DONGLE) && defined(DHD_LOSSLESS_ROAMING) */ |
| |
| #if defined(BCMPCIE) && defined(EAPOL_PKT_PRIO) |
| dhd_update_flow_prio_map(dhd, DHD_FLOW_PRIO_LLR_MAP); |
| #endif /* defined(BCMPCIE) && defined(EAPOL_PKT_PRIO) */ |
| |
| #ifdef RSSI_MONITOR_SUPPORT |
| setbit(mask, WLC_E_RSSI_LQM); |
| #endif /* RSSI_MONITOR_SUPPORT */ |
| #ifdef GSCAN_SUPPORT |
| setbit(mask, WLC_E_PFN_GSCAN_FULL_RESULT); |
| setbit(mask, WLC_E_PFN_SCAN_COMPLETE); |
| setbit(mask, WLC_E_PFN_SSID_EXT); |
| setbit(mask, WLC_E_ROAM_EXP_EVENT); |
| #endif /* GSCAN_SUPPORT */ |
| setbit(mask, WLC_E_RSSI_LQM); |
| #ifdef BT_WIFI_HANDOVER |
| setbit(mask, WLC_E_BT_WIFI_HANDOVER_REQ); |
| #endif /* BT_WIFI_HANDOVER */ |
| #ifdef DBG_PKT_MON |
| setbit(mask, WLC_E_ROAM_PREP); |
| #endif /* DBG_PKT_MON */ |
| #ifdef WL_NATOE |
| setbit(mask, WLC_E_NATOE_NFCT); |
| #endif /* WL_NATOE */ |
| #ifdef WL_NAN |
| setbit(mask, WLC_E_SLOTTED_BSS_PEER_OP); |
| #endif /* WL_NAN */ |
| #ifdef WL_BCNRECV |
| setbit(mask, WLC_E_BCNRECV_ABORTED); |
| #endif /* WL_BCNRECV */ |
| #ifdef WL_MBO |
| setbit(mask, WLC_E_MBO); |
| #endif /* WL_MBO */ |
| #ifdef WL_CAC_TS |
| setbit(mask, WLC_E_ADDTS_IND); |
| setbit(mask, WLC_E_DELTS_IND); |
| #endif /* WL_BCNRECV */ |
| |
| /* Write updated Event mask */ |
| eventmask_msg->ver = EVENTMSGS_VER; |
| eventmask_msg->command = EVENTMSGS_SET_MASK; |
| eventmask_msg->len = WL_EVENTING_MASK_EXT_LEN; |
| ret = dhd_iovar(dhd, 0, "event_msgs_ext", (char *)eventmask_msg, msglen, NULL, 0, |
| TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s write event mask ext failed %d\n", __FUNCTION__, ret)); |
| goto done; |
| } |
| |
| #if defined(DHD_8021X_DUMP) && defined(SHOW_LOGTRACE) |
| /* Enabling event log trace for EAP events */ |
| el_tag = (wl_el_tag_params_t *)MALLOC(dhd->osh, sizeof(wl_el_tag_params_t)); |
| if (el_tag == NULL) { |
| DHD_ERROR(("failed to allocate %d bytes for event_msg_ext\n", |
| (int)sizeof(wl_el_tag_params_t))); |
| ret = BCME_NOMEM; |
| goto done; |
| } |
| el_tag->tag = EVENT_LOG_TAG_4WAYHANDSHAKE; |
| el_tag->set = 1; |
| el_tag->flags = EVENT_LOG_TAG_FLAG_LOG; |
| ret = dhd_iovar(dhd, 0, "event_log_tag_control", (char *)el_tag, sizeof(*el_tag), NULL, |
| 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s set event_log_tag_control fail %d\n", __FUNCTION__, ret)); |
| } |
| #endif /* DHD_8021X_DUMP */ |
| #ifdef DHD_RANDMAC_LOGGING |
| if (dhd_iovar(dhd, 0, "privacy_mask", (char *)&privacy_mask, sizeof(privacy_mask), |
| NULL, 0, TRUE) < 0) { |
| DHD_ERROR(("failed to set privacy mask\n")); |
| } |
| #endif /* DHD_RANDMAC_LOGGING */ |
| |
| dhd_wl_ioctl_cmd(dhd, WLC_SET_SCAN_CHANNEL_TIME, (char *)&scan_assoc_time, |
| sizeof(scan_assoc_time), TRUE, 0); |
| dhd_wl_ioctl_cmd(dhd, WLC_SET_SCAN_UNASSOC_TIME, (char *)&scan_unassoc_time, |
| sizeof(scan_unassoc_time), TRUE, 0); |
| dhd_wl_ioctl_cmd(dhd, WLC_SET_SCAN_PASSIVE_TIME, (char *)&scan_passive_time, |
| sizeof(scan_passive_time), TRUE, 0); |
| |
| #ifdef ARP_OFFLOAD_SUPPORT |
| DHD_ERROR(("arp_enable:%d arp_ol:%d\n", |
| dhd->arpoe_enable, dhd->arpol_configured)); |
| #endif /* ARP_OFFLOAD_SUPPORT */ |
| |
| #ifdef PKT_FILTER_SUPPORT |
| /* Setup default defintions for pktfilter , enable in suspend */ |
| dhd->pktfilter_count = 6; |
| dhd->pktfilter[DHD_BROADCAST_FILTER_NUM] = NULL; |
| if (!FW_SUPPORTED(dhd, pf6)) { |
| dhd->pktfilter[DHD_MULTICAST4_FILTER_NUM] = NULL; |
| dhd->pktfilter[DHD_MULTICAST6_FILTER_NUM] = NULL; |
| } else { |
| /* Immediately pkt filter TYPE 6 Discard IPv4/IPv6 Multicast Packet */ |
| dhd->pktfilter[DHD_MULTICAST4_FILTER_NUM] = DISCARD_IPV4_MCAST; |
| dhd->pktfilter[DHD_MULTICAST6_FILTER_NUM] = DISCARD_IPV6_MCAST; |
| } |
| /* apply APP pktfilter */ |
| dhd->pktfilter[DHD_ARP_FILTER_NUM] = "105 0 0 12 0xFFFF 0x0806"; |
| |
| #ifdef BLOCK_IPV6_PACKET |
| /* Setup filter to allow only IPv4 unicast frames */ |
| dhd->pktfilter[DHD_UNICAST_FILTER_NUM] = "100 0 0 0 " |
| HEX_PREF_STR UNI_FILTER_STR ZERO_ADDR_STR ETHER_TYPE_STR IPV6_FILTER_STR |
| " " |
| HEX_PREF_STR ZERO_ADDR_STR ZERO_ADDR_STR ETHER_TYPE_STR ZERO_TYPE_STR; |
| #else |
| /* Setup filter to allow only unicast */ |
| dhd->pktfilter[DHD_UNICAST_FILTER_NUM] = "100 0 0 0 0x01 0x00"; |
| #endif /* BLOCK_IPV6_PACKET */ |
| |
| #ifdef PASS_IPV4_SUSPEND |
| /* XXX customer want to get IPv4 multicast packets */ |
| dhd->pktfilter[DHD_MDNS_FILTER_NUM] = "104 0 0 0 0xFFFFFF 0x01005E"; |
| #else |
| /* Add filter to pass multicastDNS packet and NOT filter out as Broadcast */ |
| dhd->pktfilter[DHD_MDNS_FILTER_NUM] = NULL; |
| #endif /* PASS_IPV4_SUSPEND */ |
| if (FW_SUPPORTED(dhd, pf6)) { |
| /* Immediately pkt filter TYPE 6 Dicard Broadcast IP packet */ |
| dhd->pktfilter[DHD_IP4BCAST_DROP_FILTER_NUM] = DISCARD_IPV4_BCAST; |
| dhd->pktfilter_count = 8; |
| } |
| |
| #ifdef GAN_LITE_NAT_KEEPALIVE_FILTER |
| dhd->pktfilter_count = 4; |
| /* Setup filter to block broadcast and NAT Keepalive packets */ |
| /* discard all broadcast packets */ |
| dhd->pktfilter[DHD_UNICAST_FILTER_NUM] = "100 0 0 0 0xffffff 0xffffff"; |
| /* discard NAT Keepalive packets */ |
| dhd->pktfilter[DHD_BROADCAST_FILTER_NUM] = "102 0 0 36 0xffffffff 0x11940009"; |
| /* discard NAT Keepalive packets */ |
| dhd->pktfilter[DHD_MULTICAST4_FILTER_NUM] = "104 0 0 38 0xffffffff 0x11940009"; |
| dhd->pktfilter[DHD_MULTICAST6_FILTER_NUM] = NULL; |
| #endif /* GAN_LITE_NAT_KEEPALIVE_FILTER */ |
| |
| #if defined(SOFTAP) |
| if (ap_fw_loaded) { |
| /* XXX Andrey: fo SOFTAP disable pkt filters (if there were any ) */ |
| dhd_enable_packet_filter(0, dhd); |
| } |
| #endif /* defined(SOFTAP) */ |
| dhd_set_packet_filter(dhd); |
| #endif /* PKT_FILTER_SUPPORT */ |
| #ifdef DISABLE_11N |
| ret = dhd_iovar(dhd, 0, "nmode", (char *)&nmode, sizeof(nmode), NULL, 0, TRUE); |
| if (ret < 0) |
| DHD_ERROR(("%s wl nmode 0 failed %d\n", __FUNCTION__, ret)); |
| #endif /* DISABLE_11N */ |
| |
| #ifdef ENABLE_BCN_LI_BCN_WAKEUP |
| ret = dhd_iovar(dhd, 0, "bcn_li_bcn", (char *)&bcn_li_bcn, sizeof(bcn_li_bcn), |
| NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: set bcn_li_bcn failed %d\n", __FUNCTION__, ret)); |
| } |
| #endif /* ENABLE_BCN_LI_BCN_WAKEUP */ |
| #ifdef AMPDU_VO_ENABLE |
| /* XXX: Enabling VO AMPDU to reduce FER */ |
| tid.tid = PRIO_8021D_VO; /* Enable TID(6) for voice */ |
| tid.enable = TRUE; |
| ret = dhd_iovar(dhd, 0, "ampdu_tid", (char *)&tid, sizeof(tid), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s ampdu_tid %d\n", __FUNCTION__, ret)); |
| } |
| |
| tid.tid = PRIO_8021D_NC; /* Enable TID(7) for voice */ |
| tid.enable = TRUE; |
| ret = dhd_iovar(dhd, 0, "ampdu_tid", (char *)&tid, sizeof(tid), NULL, 0, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s ampdu_tid %d\n", __FUNCTION__, ret)); |
| } |
| #endif |
| /* query for 'clmver' to get clm version info from firmware */ |
| bzero(buf, sizeof(buf)); |
| ret = dhd_iovar(dhd, 0, "clmver", NULL, 0, buf, sizeof(buf), FALSE); |
| if (ret < 0) |
| DHD_ERROR(("%s failed %d\n", __FUNCTION__, ret)); |
| else { |
| char *ver_temp_buf = NULL; |
| |
| if ((ver_temp_buf = bcmstrstr(buf, "Data:")) == NULL) { |
| DHD_ERROR(("Couldn't find \"Data:\"\n")); |
| } else { |
| ptr = (ver_temp_buf + strlen("Data:")); |
| if ((ver_temp_buf = bcmstrtok(&ptr, "\n", 0)) == NULL) { |
| DHD_ERROR(("Couldn't find New line character\n")); |
| } else { |
| bzero(clm_version, CLM_VER_STR_LEN); |
| strlcpy(clm_version, ver_temp_buf, |
| MIN(strlen(ver_temp_buf) + 1, CLM_VER_STR_LEN)); |
| DHD_INFO(("CLM version = %s\n", clm_version)); |
| } |
| } |
| |
| #if defined(CUSTOMER_HW4_DEBUG) |
| if ((ver_temp_buf = bcmstrstr(ptr, "Customization:")) == NULL) { |
| DHD_ERROR(("Couldn't find \"Customization:\"\n")); |
| } else { |
| char tokenlim; |
| ptr = (ver_temp_buf + strlen("Customization:")); |
| if ((ver_temp_buf = bcmstrtok(&ptr, "(\n", &tokenlim)) == NULL) { |
| DHD_ERROR(("Couldn't find project blob version" |
| "or New line character\n")); |
| } else if (tokenlim == '(') { |
| snprintf(clm_version, |
| CLM_VER_STR_LEN - 1, "%s, Blob ver = Major : %s minor : ", |
| clm_version, ver_temp_buf); |
| DHD_INFO(("[INFO]CLM/Blob version = %s\n", clm_version)); |
| if ((ver_temp_buf = bcmstrtok(&ptr, "\n", &tokenlim)) == NULL) { |
| DHD_ERROR(("Couldn't find New line character\n")); |
| } else { |
| snprintf(clm_version, |
| strlen(clm_version) + strlen(ver_temp_buf), |
| "%s%s", clm_version, ver_temp_buf); |
| DHD_INFO(("[INFO]CLM/Blob/project version = %s\n", |
| clm_version)); |
| |
| } |
| } else if (tokenlim == '\n') { |
| snprintf(clm_version, |
| strlen(clm_version) + strlen(", Blob ver = Major : ") + 1, |
| "%s, Blob ver = Major : ", clm_version); |
| snprintf(clm_version, |
| strlen(clm_version) + strlen(ver_temp_buf) + 1, |
| "%s%s", clm_version, ver_temp_buf); |
| DHD_INFO(("[INFO]CLM/Blob/project version = %s\n", clm_version)); |
| } |
| } |
| #endif /* CUSTOMER_HW4_DEBUG */ |
| if (strlen(clm_version)) { |
| DHD_ERROR(("CLM version = %s\n", clm_version)); |
| } else { |
| DHD_ERROR(("Couldn't find CLM version!\n")); |
| } |
| |
| } |
| |
| #ifdef WRITE_WLANINFO |
| sec_save_wlinfo(fw_version, EPI_VERSION_STR, dhd->info->nv_path, clm_version); |
| #endif /* WRITE_WLANINFO */ |
| #ifdef GEN_SOFTAP_INFO_FILE |
| sec_save_softap_info(); |
| #endif /* GEN_SOFTAP_INFO_FILE */ |
| |
| #if defined(BCMSDIO) |
| dhd_txglom_enable(dhd, TRUE); |
| #endif /* defined(BCMSDIO) */ |
| |
| #if defined(BCMSDIO) |
| #ifdef PROP_TXSTATUS |
| if (disable_proptx || |
| #ifdef PROP_TXSTATUS_VSDB |
| /* enable WLFC only if the firmware is VSDB when it is in STA mode */ |
| (dhd->op_mode != DHD_FLAG_HOSTAP_MODE && |
| dhd->op_mode != DHD_FLAG_IBSS_MODE) || |
| #endif /* PROP_TXSTATUS_VSDB */ |
| FALSE) { |
| wlfc_enable = FALSE; |
| } |
| |
| #if defined(PROP_TXSTATUS) |
| #ifdef USE_WFA_CERT_CONF |
| if (sec_get_param_wfa_cert(dhd, SET_PARAM_PROPTX, &proptx) == BCME_OK) { |
| DHD_ERROR(("%s , read proptx param=%d\n", __FUNCTION__, proptx)); |
| wlfc_enable = proptx; |
| } |
| #endif /* USE_WFA_CERT_CONF */ |
| #endif /* PROP_TXSTATUS */ |
| |
| #ifndef DISABLE_11N |
| ret2 = dhd_iovar(dhd, 0, "ampdu_hostreorder", (char *)&hostreorder, sizeof(hostreorder), |
| NULL, 0, TRUE); |
| if (ret2 < 0) { |
| DHD_ERROR(("%s wl ampdu_hostreorder failed %d\n", __FUNCTION__, ret2)); |
| if (ret2 != BCME_UNSUPPORTED) |
| ret = ret2; |
| |
| if (ret == BCME_NOTDOWN) { |
| uint wl_down = 1; |
| ret2 = dhd_wl_ioctl_cmd(dhd, WLC_DOWN, (char *)&wl_down, |
| sizeof(wl_down), TRUE, 0); |
| DHD_ERROR(("%s ampdu_hostreorder fail WL_DOWN : %d, hostreorder :%d\n", |
| __FUNCTION__, ret2, hostreorder)); |
| |
| ret2 = dhd_iovar(dhd, 0, "ampdu_hostreorder", (char *)&hostreorder, |
| sizeof(hostreorder), NULL, 0, TRUE); |
| DHD_ERROR(("%s wl ampdu_hostreorder. ret --> %d\n", __FUNCTION__, ret2)); |
| if (ret2 != BCME_UNSUPPORTED) |
| ret = ret2; |
| } |
| if (ret2 != BCME_OK) |
| hostreorder = 0; |
| } |
| #endif /* DISABLE_11N */ |
| |
| if (wlfc_enable) |
| dhd_wlfc_init(dhd); |
| #ifndef DISABLE_11N |
| else if (hostreorder) |
| dhd_wlfc_hostreorder_init(dhd); |
| #endif /* DISABLE_11N */ |
| |
| #endif /* PROP_TXSTATUS */ |
| #endif /* BCMSDIO || BCMBUS */ |
| #ifndef PCIE_FULL_DONGLE |
| /* For FD we need all the packets at DHD to handle intra-BSS forwarding */ |
| if (FW_SUPPORTED(dhd, ap)) { |
| wl_ap_isolate = AP_ISOLATE_SENDUP_ALL; |
| ret = dhd_iovar(dhd, 0, "ap_isolate", (char *)&wl_ap_isolate, sizeof(wl_ap_isolate), |
| NULL, 0, TRUE); |
| if (ret < 0) |
| DHD_ERROR(("%s failed %d\n", __FUNCTION__, ret)); |
| } |
| #endif /* PCIE_FULL_DONGLE */ |
| #ifdef PNO_SUPPORT |
| if (!dhd->pno_state) { |
| dhd_pno_init(dhd); |
| } |
| #endif |
| |
| #ifdef RTT_SUPPORT |
| if (dhd->rtt_state) { |
| ret = dhd_rtt_init(dhd); |
| if (ret < 0) { |
| DHD_ERROR(("%s failed to initialize RTT\n", __FUNCTION__)); |
| } |
| } |
| #endif |
| #ifdef FILTER_IE |
| /* Failure to configure filter IE is not a fatal error, ignore it. */ |
| if (FW_SUPPORTED(dhd, fie) && |
| !(dhd->op_mode & (DHD_FLAG_HOSTAP_MODE | DHD_FLAG_MFG_MODE))) { |
| dhd_read_from_file(dhd); |
| } |
| #endif /* FILTER_IE */ |
| #ifdef WL11U |
| dhd_interworking_enable(dhd); |
| #endif /* WL11U */ |
| |
| #ifdef NDO_CONFIG_SUPPORT |
| dhd->ndo_enable = FALSE; |
| dhd->ndo_host_ip_overflow = FALSE; |
| dhd->ndo_max_host_ip = NDO_MAX_HOST_IP_ENTRIES; |
| #endif /* NDO_CONFIG_SUPPORT */ |
| |
| /* ND offload version supported */ |
| dhd->ndo_version = dhd_ndo_get_version(dhd); |
| if (dhd->ndo_version > 0) { |
| DHD_INFO(("%s: ndo version %d\n", __FUNCTION__, dhd->ndo_version)); |
| |
| #ifdef NDO_CONFIG_SUPPORT |
| /* enable Unsolicited NA filter */ |
| ret = dhd_ndo_unsolicited_na_filter_enable(dhd, 1); |
| if (ret < 0) { |
| DHD_ERROR(("%s failed to enable Unsolicited NA filter\n", __FUNCTION__)); |
| } |
| #endif /* NDO_CONFIG_SUPPORT */ |
| } |
| |
| /* check dongle supports wbtext (product policy) or not */ |
| dhd->wbtext_support = FALSE; |
| if (dhd_wl_ioctl_get_intiovar(dhd, "wnm_bsstrans_resp", &wnm_bsstrans_resp, |
| WLC_GET_VAR, FALSE, 0) != BCME_OK) { |
| DHD_ERROR(("failed to get wnm_bsstrans_resp\n")); |
| } |
| dhd->wbtext_policy = wnm_bsstrans_resp; |
| if (dhd->wbtext_policy == WL_BSSTRANS_POLICY_PRODUCT_WBTEXT) { |
| dhd->wbtext_support = TRUE; |
| } |
| #ifndef WBTEXT |
| /* driver can turn off wbtext feature through makefile */ |
| if (dhd->wbtext_support) { |
| if (dhd_wl_ioctl_set_intiovar(dhd, "wnm_bsstrans_resp", |
| WL_BSSTRANS_POLICY_ROAM_ALWAYS, |
| WLC_SET_VAR, FALSE, 0) != BCME_OK) { |
| DHD_ERROR(("failed to disable WBTEXT\n")); |
| } |
| } |
| #endif /* !WBTEXT */ |
| |
| #ifdef DHD_NON_DMA_M2M_CORRUPTION |
| /* check pcie non dma loopback */ |
| if (dhd->op_mode == DHD_FLAG_MFG_MODE && |
| (dhd_bus_dmaxfer_lpbk(dhd, M2M_NON_DMA_LPBK) < 0)) { |
| goto done; |
| } |
| #endif /* DHD_NON_DMA_M2M_CORRUPTION */ |
| |
| /* WNM capabilities */ |
| wnm_cap = 0 |
| #ifdef WL11U |
| | WL_WNM_BSSTRANS | WL_WNM_NOTIF |
| #endif |
| #ifdef WBTEXT |
| | WL_WNM_BSSTRANS | WL_WNM_MAXIDLE |
| #endif |
| ; |
| #if defined(WL_MBO) && defined(WL_OCE) |
| if (FW_SUPPORTED(dhd, estm)) { |
| wnm_cap |= WL_WNM_ESTM; |
| } |
| #endif /* WL_MBO && WL_OCE */ |
| if (dhd_iovar(dhd, 0, "wnm", (char *)&wnm_cap, sizeof(wnm_cap), NULL, 0, TRUE) < 0) { |
| DHD_ERROR(("failed to set WNM capabilities\n")); |
| } |
| |
| #ifdef CUSTOM_ASSOC_TIMEOUT |
| /* set recreate_bi_timeout to increase assoc timeout : |
| * 20 * 100TU * 1024 / 1000 = 2 secs |
| * (beacon wait time = recreate_bi_timeout * beacon_period * 1024 / 1000) |
| */ |
| if (dhd_wl_ioctl_set_intiovar(dhd, "recreate_bi_timeout", |
| CUSTOM_ASSOC_TIMEOUT, |
| WLC_SET_VAR, TRUE, 0) != BCME_OK) { |
| DHD_ERROR(("failed to set assoc timeout\n")); |
| } |
| #endif /* CUSTOM_ASSOC_TIMEOUT */ |
| |
| #if defined(WBTEXT) && defined(WBTEXT_BTMDELTA) |
| if (dhd_iovar(dhd, 0, "wnm_btmdelta", (char *)&btmdelta, sizeof(btmdelta), |
| NULL, 0, TRUE) < 0) { |
| DHD_ERROR(("failed to set BTM delta\n")); |
| } |
| #endif /* WBTEXT && WBTEXT_BTMDELTA */ |
| #if defined(WBTEXT) && defined(RRM_BCNREQ_MAX_CHAN_TIME) |
| if (dhd_iovar(dhd, 0, "rrm_bcn_req_thrtl_win", |
| (char *)&rrm_bcn_req_thrtl_win, sizeof(rrm_bcn_req_thrtl_win), |
| NULL, 0, TRUE) < 0) { |
| DHD_ERROR(("failed to set RRM BCN request thrtl_win\n")); |
| } |
| if (dhd_iovar(dhd, 0, "rrm_bcn_req_max_off_chan_time", |
| (char *)&rrm_bcn_req_max_off_chan_time, sizeof(rrm_bcn_req_max_off_chan_time), |
| NULL, 0, TRUE) < 0) { |
| DHD_ERROR(("failed to set RRM BCN Request max_off_chan_time\n")); |
| } |
| #endif /* WBTEXT && RRM_BCNREQ_MAX_CHAN_TIME */ |
| |
| #ifdef WL_MONITOR |
| if (FW_SUPPORTED(dhd, monitor)) { |
| dhd->monitor_enable = TRUE; |
| DHD_ERROR(("%s: Monitor mode is enabled in FW cap\n", __FUNCTION__)); |
| } else { |
| dhd->monitor_enable = FALSE; |
| DHD_ERROR(("%s: Monitor mode is not enabled in FW cap\n", __FUNCTION__)); |
| } |
| #endif /* WL_MONITOR */ |
| |
| /* store the preserve log set numbers */ |
| if (dhd_get_preserve_log_numbers(dhd, &dhd->logset_prsrv_mask) |
| != BCME_OK) { |
| DHD_ERROR(("%s: Failed to get preserve log # !\n", __FUNCTION__)); |
| } |
| |
| if (FW_SUPPORTED(dhd, ecounters) && enable_ecounter) { |
| dhd_ecounter_configure(dhd, TRUE); |
| } |
| |
| #ifdef CONFIG_SILENT_ROAM |
| dhd->sroam_turn_on = TRUE; |
| dhd->sroamed = FALSE; |
| #endif /* CONFIG_SILENT_ROAM */ |
| dhd_set_bandlock(dhd); |
| |
| done: |
| |
| if (eventmask_msg) { |
| MFREE(dhd->osh, eventmask_msg, msglen); |
| } |
| if (iov_buf) { |
| MFREE(dhd->osh, iov_buf, WLC_IOCTL_SMLEN); |
| } |
| #if defined(DHD_8021X_DUMP) && defined(SHOW_LOGTRACE) |
| if (el_tag) { |
| MFREE(dhd->osh, el_tag, sizeof(wl_el_tag_params_t)); |
| } |
| #endif /* DHD_8021X_DUMP */ |
| return ret; |
| } |
| |
| /* Deafult enable preinit optimisation */ |
| #define DHD_PREINIT_OPTIMISATION |
| |
| int |
| dhd_preinit_ioctls(dhd_pub_t *dhd) |
| { |
| int ret = 0; |
| |
| #ifdef DHD_PREINIT_OPTIMISATION |
| int preinit_status = 0; |
| ret = dhd_iovar(dhd, 0, "preinit_status", NULL, 0, (char *)&preinit_status, |
| sizeof(preinit_status), FALSE); |
| |
| if (ret == BCME_OK) { |
| DHD_ERROR(("%s: preinit_status IOVAR present, use optimised preinit\n", |
| __FUNCTION__)); |
| dhd->fw_preinit = TRUE; |
| ret = dhd_optimised_preinit_ioctls(dhd); |
| } else if (ret == BCME_UNSUPPORTED) { |
| DHD_ERROR(("%s: preinit_status IOVAR not supported, use legacy preinit\n", |
| __FUNCTION__)); |
| dhd->fw_preinit = FALSE; |
| ret = dhd_legacy_preinit_ioctls(dhd); |
| } else { |
| DHD_ERROR(("%s: preinit_status IOVAR returned err(%d), ABORT\n", |
| __FUNCTION__, ret)); |
| } |
| #else |
| dhd->fw_preinit = FALSE; |
| ret = dhd_legacy_preinit_ioctls(dhd); |
| #endif /* DHD_PREINIT_OPTIMISATION */ |
| return ret; |
| } |
| |
| int |
| dhd_getiovar(dhd_pub_t *pub, int ifidx, char *name, char *cmd_buf, |
| uint cmd_len, char **resptr, uint resp_len) |
| { |
| int len = resp_len; |
| int ret; |
| char *buf = *resptr; |
| wl_ioctl_t ioc; |
| if (resp_len > WLC_IOCTL_MAXLEN) |
| return BCME_BADARG; |
| |
| memset(buf, 0, resp_len); |
| |
| ret = bcm_mkiovar(name, cmd_buf, cmd_len, buf, len); |
| if (ret == 0) { |
| return BCME_BUFTOOSHORT; |
| } |
| |
| memset(&ioc, 0, sizeof(ioc)); |
| |
| ioc.cmd = WLC_GET_VAR; |
| ioc.buf = buf; |
| ioc.len = len; |
| ioc.set = 0; |
| |
| ret = dhd_wl_ioctl(pub, ifidx, &ioc, ioc.buf, ioc.len); |
| |
| return ret; |
| } |
| |
| int dhd_change_mtu(dhd_pub_t *dhdp, int new_mtu, int ifidx) |
| { |
| struct dhd_info *dhd = dhdp->info; |
| struct net_device *dev = NULL; |
| |
| ASSERT(dhd && dhd->iflist[ifidx]); |
| dev = dhd->iflist[ifidx]->net; |
| ASSERT(dev); |
| |
| if (netif_running(dev)) { |
| DHD_ERROR(("%s: Must be down to change its MTU", dev->name)); |
| return BCME_NOTDOWN; |
| } |
| |
| #define DHD_MIN_MTU 1500 |
| #define DHD_MAX_MTU 1752 |
| |
| if ((new_mtu < DHD_MIN_MTU) || (new_mtu > DHD_MAX_MTU)) { |
| DHD_ERROR(("%s: MTU size %d is invalid.\n", __FUNCTION__, new_mtu)); |
| return BCME_BADARG; |
| } |
| |
| dev->mtu = new_mtu; |
| return 0; |
| } |
| |
| #if defined(WL_CFG80211) && defined(DHD_FILE_DUMP_EVENT) && defined(DHD_FW_COREDUMP) |
| static int dhd_wait_for_file_dump(dhd_pub_t *dhdp) |
| { |
| struct net_device *primary_ndev; |
| struct bcm_cfg80211 *cfg; |
| unsigned long flags = 0; |
| primary_ndev = dhd_linux_get_primary_netdev(dhdp); |
| |
| if (!primary_ndev) { |
| DHD_ERROR(("%s: Cannot find primary netdev\n", __FUNCTION__)); |
| return BCME_ERROR; |
| } |
| cfg = wl_get_cfg(primary_ndev); |
| |
| if (!cfg) { |
| DHD_ERROR(("%s: Cannot find cfg\n", __FUNCTION__)); |
| return BCME_ERROR; |
| } |
| |
| DHD_GENERAL_LOCK(dhdp, flags); |
| if (DHD_BUS_CHECK_DOWN_OR_DOWN_IN_PROGRESS(dhdp)) { |
| DHD_BUS_BUSY_CLEAR_IN_HALDUMP(dhdp); |
| dhd_os_busbusy_wake(dhdp); |
| DHD_GENERAL_UNLOCK(dhdp, flags); |
| DHD_ERROR(("%s: bus is down! can't collect log dump. \n", __FUNCTION__)); |
| return BCME_ERROR; |
| } |
| DHD_BUS_BUSY_SET_IN_HALDUMP(dhdp); |
| DHD_GENERAL_UNLOCK(dhdp, flags); |
| |
| DHD_OS_WAKE_LOCK(dhdp); |
| /* check for hal started and only then send event if not clear dump state here */ |
| if (wl_cfg80211_is_hal_started(cfg)) { |
| int timeleft = 0; |
| |
| DHD_ERROR(("[DUMP] %s: HAL started. send urgent event\n", __FUNCTION__)); |
| dhd_dbg_send_urgent_evt(dhdp, NULL, 0); |
| |
| DHD_ERROR(("%s: wait to clear dhd_bus_busy_state: 0x%x\n", |
| __FUNCTION__, dhdp->dhd_bus_busy_state)); |
| timeleft = dhd_os_busbusy_wait_bitmask(dhdp, |
| &dhdp->dhd_bus_busy_state, DHD_BUS_BUSY_IN_HALDUMP, 0); |
| if ((dhdp->dhd_bus_busy_state & DHD_BUS_BUSY_IN_HALDUMP) != 0) { |
| DHD_ERROR(("%s: Timed out(%d) dhd_bus_busy_state=0x%x\n", |
| __FUNCTION__, timeleft, dhdp->dhd_bus_busy_state)); |
| } |
| } else { |
| DHD_ERROR(("[DUMP] %s: HAL Not started. skip urgent event\n", __FUNCTION__)); |
| } |
| DHD_OS_WAKE_UNLOCK(dhdp); |
| /* In case of dhd_os_busbusy_wait_bitmask() timeout, |
| * hal dump bit will not be cleared. Hence clearing it here. |
| */ |
| DHD_GENERAL_LOCK(dhdp, flags); |
| DHD_BUS_BUSY_CLEAR_IN_HALDUMP(dhdp); |
| dhd_os_busbusy_wake(dhdp); |
| DHD_GENERAL_UNLOCK(dhdp, flags); |
| |
| return BCME_OK; |
| } |
| #endif /* WL_CFG80211 && DHD_FILE_DUMP_EVENT && DHD_FW_CORE_DUMP */ |
| |
| #ifdef ARP_OFFLOAD_SUPPORT |
| /* add or remove AOE host ip(s) (up to 8 IPs on the interface) */ |
| /* XXX add operation is more efficent */ |
| void |
| aoe_update_host_ipv4_table(dhd_pub_t *dhd_pub, u32 ipa, bool add, int idx) |
| { |
| u32 ipv4_buf[MAX_IPV4_ENTRIES]; /* temp save for AOE host_ip table */ |
| int i; |
| int ret; |
| |
| bzero(ipv4_buf, sizeof(ipv4_buf)); |
| |
| /* display what we've got */ |
| ret = dhd_arp_get_arp_hostip_table(dhd_pub, ipv4_buf, sizeof(ipv4_buf), idx); |
| DHD_ARPOE(("%s: hostip table read from Dongle:\n", __FUNCTION__)); |
| #ifdef AOE_DBG |
| dhd_print_buf(ipv4_buf, 32, 4); /* max 8 IPs 4b each */ |
| #endif |
| /* now we saved hoste_ip table, clr it in the dongle AOE */ |
| dhd_aoe_hostip_clr(dhd_pub, idx); |
| |
| if (ret) { |
| DHD_ERROR(("%s failed\n", __FUNCTION__)); |
| return; |
| } |
| |
| for (i = 0; i < MAX_IPV4_ENTRIES; i++) { |
| if (add && (ipv4_buf[i] == 0)) { |
| ipv4_buf[i] = ipa; |
| add = FALSE; /* added ipa to local table */ |
| DHD_ARPOE(("%s: Saved new IP in temp arp_hostip[%d]\n", |
| __FUNCTION__, i)); |
| } else if (ipv4_buf[i] == ipa) { |
| ipv4_buf[i] = 0; |
| DHD_ARPOE(("%s: removed IP:%x from temp table %d\n", |
| __FUNCTION__, ipa, i)); |
| } |
| |
| if (ipv4_buf[i] != 0) { |
| /* add back host_ip entries from our local cache */ |
| dhd_arp_offload_add_ip(dhd_pub, ipv4_buf[i], idx); |
| DHD_ARPOE(("%s: added IP:%x to dongle arp_hostip[%d]\n\n", |
| __FUNCTION__, ipv4_buf[i], i)); |
| } |
| } |
| #ifdef AOE_DBG |
| /* see the resulting hostip table */ |
| dhd_arp_get_arp_hostip_table(dhd_pub, ipv4_buf, sizeof(ipv4_buf), idx); |
| DHD_ARPOE(("%s: read back arp_hostip table:\n", __FUNCTION__)); |
| dhd_print_buf(ipv4_buf, 32, 4); /* max 8 IPs 4b each */ |
| #endif |
| } |
| |
| /* XXX this function is only for IP address */ |
| /* |
| * Notification mechanism from kernel to our driver. This function is called by the Linux kernel |
| * whenever there is an event related to an IP address. |
| * ptr : kernel provided pointer to IP address that has changed |
| */ |
| static int dhd_inetaddr_notifier_call(struct notifier_block *this, |
| unsigned long event, |
| void *ptr) |
| { |
| struct in_ifaddr *ifa = (struct in_ifaddr *)ptr; |
| |
| dhd_info_t *dhd; |
| dhd_pub_t *dhd_pub; |
| int idx; |
| |
| if (!ifa || !(ifa->ifa_dev->dev)) |
| return NOTIFY_DONE; |
| |
| /* Filter notifications meant for non Broadcom devices */ |
| if ((ifa->ifa_dev->dev->netdev_ops != &dhd_ops_pri) && |
| (ifa->ifa_dev->dev->netdev_ops != &dhd_ops_virt)) { |
| #if defined(WL_ENABLE_P2P_IF) |
| if (!wl_cfgp2p_is_ifops(ifa->ifa_dev->dev->netdev_ops)) |
| #endif /* WL_ENABLE_P2P_IF */ |
| return NOTIFY_DONE; |
| } |
| |
| dhd = DHD_DEV_INFO(ifa->ifa_dev->dev); |
| if (!dhd) |
| return NOTIFY_DONE; |
| |
| dhd_pub = &dhd->pub; |
| |
| if (!dhd_pub->arpoe_enable) { |
| DHD_ERROR(("arpoe_enable not set")); |
| return NOTIFY_DONE; |
| } |
| |
| if (dhd_pub->arp_version == 1) { |
| idx = 0; |
| } else { |
| for (idx = 0; idx < DHD_MAX_IFS; idx++) { |
| if (dhd->iflist[idx] && dhd->iflist[idx]->net == ifa->ifa_dev->dev) |
| break; |
| } |
| if (idx < DHD_MAX_IFS) |
| DHD_TRACE(("ifidx : %p %s %d\n", dhd->iflist[idx]->net, |
| dhd->iflist[idx]->name, dhd->iflist[idx]->idx)); |
| else { |
| DHD_ERROR(("Cannot find ifidx for(%s) set to 0\n", ifa->ifa_label)); |
| idx = 0; |
| } |
| } |
| |
| switch (event) { |
| case NETDEV_UP: |
| DHD_ARPOE(("%s: [%s] Up IP: 0x%x\n", |
| __FUNCTION__, ifa->ifa_label, ifa->ifa_address)); |
| |
| /* |
| * Skip if Bus is not in a state to transport the IOVAR |
| * (or) the Dongle is not ready. |
| */ |
| if (DHD_BUS_CHECK_DOWN_OR_DOWN_IN_PROGRESS(&dhd->pub) || |
| dhd->pub.busstate == DHD_BUS_LOAD) { |
| DHD_ERROR(("%s: bus not ready, exit NETDEV_UP : %d\n", |
| __FUNCTION__, dhd->pub.busstate)); |
| if (dhd->pend_ipaddr) { |
| DHD_ERROR(("%s: overwrite pending ipaddr: 0x%x\n", |
| __FUNCTION__, dhd->pend_ipaddr)); |
| } |
| dhd->pend_ipaddr = ifa->ifa_address; |
| break; |
| } |
| |
| #ifdef AOE_IP_ALIAS_SUPPORT |
| /* XXX HOSTAPD will be rerturned at first */ |
| DHD_ARPOE(("%s:add aliased IP to AOE hostip cache\n", |
| __FUNCTION__)); |
| aoe_update_host_ipv4_table(dhd_pub, ifa->ifa_address, TRUE, idx); |
| #endif /* AOE_IP_ALIAS_SUPPORT */ |
| break; |
| |
| case NETDEV_DOWN: |
| DHD_ARPOE(("%s: [%s] Down IP: 0x%x\n", |
| __FUNCTION__, ifa->ifa_label, ifa->ifa_address)); |
| dhd->pend_ipaddr = 0; |
| #ifdef AOE_IP_ALIAS_SUPPORT |
| /* XXX HOSTAPD will be rerturned at first */ |
| DHD_ARPOE(("%s:interface is down, AOE clr all for this if\n", |
| __FUNCTION__)); |
| if ((dhd_pub->op_mode & DHD_FLAG_HOSTAP_MODE) || |
| (ifa->ifa_dev->dev != dhd_linux_get_primary_netdev(dhd_pub))) { |
| aoe_update_host_ipv4_table(dhd_pub, ifa->ifa_address, FALSE, idx); |
| } else |
| #endif /* AOE_IP_ALIAS_SUPPORT */ |
| { |
| /* XXX clear ALL arp and hostip tables */ |
| dhd_aoe_hostip_clr(&dhd->pub, idx); |
| dhd_aoe_arp_clr(&dhd->pub, idx); |
| } |
| break; |
| |
| default: |
| DHD_ARPOE(("%s: do noting for [%s] Event: %lu\n", |
| __func__, ifa->ifa_label, event)); |
| break; |
| } |
| return NOTIFY_DONE; |
| } |
| #endif /* ARP_OFFLOAD_SUPPORT */ |
| |
| #if defined(CONFIG_IPV6) && defined(IPV6_NDO_SUPPORT) |
| /* Neighbor Discovery Offload: defered handler */ |
| static void |
| dhd_inet6_work_handler(void *dhd_info, void *event_data, u8 event) |
| { |
| struct ipv6_work_info_t *ndo_work = (struct ipv6_work_info_t *)event_data; |
| dhd_info_t *dhd = (dhd_info_t *)dhd_info; |
| dhd_pub_t *dhdp; |
| int ret; |
| |
| if (!dhd) { |
| DHD_ERROR(("%s: invalid dhd_info\n", __FUNCTION__)); |
| goto done; |
| } |
| dhdp = &dhd->pub; |
| |
| if (event != DHD_WQ_WORK_IPV6_NDO) { |
| DHD_ERROR(("%s: unexpected event\n", __FUNCTION__)); |
| goto done; |
| } |
| |
| if (!ndo_work) { |
| DHD_ERROR(("%s: ipv6 work info is not initialized\n", __FUNCTION__)); |
| return; |
| } |
| |
| switch (ndo_work->event) { |
| case NETDEV_UP: |
| #ifndef NDO_CONFIG_SUPPORT |
| DHD_TRACE(("%s: Enable NDO \n ", __FUNCTION__)); |
| ret = dhd_ndo_enable(dhdp, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: Enabling NDO Failed %d\n", __FUNCTION__, ret)); |
| } |
| #endif /* !NDO_CONFIG_SUPPORT */ |
| DHD_TRACE(("%s: Add a host ip for NDO\n", __FUNCTION__)); |
| if (dhdp->ndo_version > 0) { |
| /* inet6 addr notifier called only for unicast address */ |
| ret = dhd_ndo_add_ip_with_type(dhdp, &ndo_work->ipv6_addr[0], |
| WL_ND_IPV6_ADDR_TYPE_UNICAST, ndo_work->if_idx); |
| } else { |
| ret = dhd_ndo_add_ip(dhdp, &ndo_work->ipv6_addr[0], |
| ndo_work->if_idx); |
| } |
| if (ret < 0) { |
| DHD_ERROR(("%s: Adding a host ip for NDO failed %d\n", |
| __FUNCTION__, ret)); |
| } |
| break; |
| case NETDEV_DOWN: |
| if (dhdp->ndo_version > 0) { |
| DHD_TRACE(("%s: Remove a host ip for NDO\n", __FUNCTION__)); |
| ret = dhd_ndo_remove_ip_by_addr(dhdp, |
| &ndo_work->ipv6_addr[0], ndo_work->if_idx); |
| } else { |
| DHD_TRACE(("%s: Clear host ip table for NDO \n", __FUNCTION__)); |
| ret = dhd_ndo_remove_ip(dhdp, ndo_work->if_idx); |
| } |
| if (ret < 0) { |
| DHD_ERROR(("%s: Removing host ip for NDO failed %d\n", |
| __FUNCTION__, ret)); |
| goto done; |
| } |
| #ifdef NDO_CONFIG_SUPPORT |
| if (dhdp->ndo_host_ip_overflow) { |
| ret = dhd_dev_ndo_update_inet6addr( |
| dhd_idx2net(dhdp, ndo_work->if_idx)); |
| if ((ret < 0) && (ret != BCME_NORESOURCE)) { |
| DHD_ERROR(("%s: Updating host ip for NDO failed %d\n", |
| __FUNCTION__, ret)); |
| goto done; |
| } |
| } |
| #else /* !NDO_CONFIG_SUPPORT */ |
| DHD_TRACE(("%s: Disable NDO\n ", __FUNCTION__)); |
| ret = dhd_ndo_enable(dhdp, FALSE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: disabling NDO Failed %d\n", __FUNCTION__, ret)); |
| goto done; |
| } |
| #endif /* NDO_CONFIG_SUPPORT */ |
| break; |
| |
| default: |
| DHD_ERROR(("%s: unknown notifier event \n", __FUNCTION__)); |
| break; |
| } |
| done: |
| |
| /* free ndo_work. alloced while scheduling the work */ |
| if (ndo_work) { |
| kfree(ndo_work); |
| } |
| |
| return; |
| } /* dhd_init_logstrs_array */ |
| |
| /* |
| * Neighbor Discovery Offload: Called when an interface |
| * is assigned with ipv6 address. |
| * Handles only primary interface |
| */ |
| int dhd_inet6addr_notifier_call(struct notifier_block *this, unsigned long event, void *ptr) |
| { |
| dhd_info_t *dhd; |
| dhd_pub_t *dhdp; |
| struct inet6_ifaddr *inet6_ifa = ptr; |
| struct ipv6_work_info_t *ndo_info; |
| int idx; |
| |
| /* Filter notifications meant for non Broadcom devices */ |
| if (inet6_ifa->idev->dev->netdev_ops != &dhd_ops_pri) { |
| return NOTIFY_DONE; |
| } |
| |
| dhd = DHD_DEV_INFO(inet6_ifa->idev->dev); |
| if (!dhd) { |
| return NOTIFY_DONE; |
| } |
| dhdp = &dhd->pub; |
| |
| /* Supports only primary interface */ |
| idx = dhd_net2idx(dhd, inet6_ifa->idev->dev); |
| if (idx != 0) { |
| return NOTIFY_DONE; |
| } |
| |
| /* FW capability */ |
| if (!FW_SUPPORTED(dhdp, ndoe)) { |
| return NOTIFY_DONE; |
| } |
| |
| ndo_info = (struct ipv6_work_info_t *)kzalloc(sizeof(struct ipv6_work_info_t), GFP_ATOMIC); |
| if (!ndo_info) { |
| DHD_ERROR(("%s: ipv6 work alloc failed\n", __FUNCTION__)); |
| return NOTIFY_DONE; |
| } |
| |
| /* fill up ndo_info */ |
| ndo_info->event = event; |
| ndo_info->if_idx = idx; |
| memcpy(ndo_info->ipv6_addr, &inet6_ifa->addr, IPV6_ADDR_LEN); |
| |
| /* defer the work to thread as it may block kernel */ |
| dhd_deferred_schedule_work(dhd->dhd_deferred_wq, (void *)ndo_info, DHD_WQ_WORK_IPV6_NDO, |
| dhd_inet6_work_handler, DHD_WQ_WORK_PRIORITY_LOW); |
| return NOTIFY_DONE; |
| } |
| #endif /* CONFIG_IPV6 && IPV6_NDO_SUPPORT */ |
| |
| /* Network attach to be invoked from the bus probe handlers */ |
| int |
| dhd_attach_net(dhd_pub_t *dhdp, bool need_rtnl_lock) |
| { |
| struct net_device *primary_ndev; |
| BCM_REFERENCE(primary_ndev); |
| |
| /* Register primary net device */ |
| if (dhd_register_if(dhdp, 0, need_rtnl_lock) != 0) { |
| return BCME_ERROR; |
| } |
| |
| #if defined(WL_CFG80211) |
| primary_ndev = dhd_linux_get_primary_netdev(dhdp); |
| if (wl_cfg80211_net_attach(primary_ndev) < 0) { |
| /* fail the init */ |
| dhd_remove_if(dhdp, 0, TRUE); |
| return BCME_ERROR; |
| } |
| #endif /* WL_CFG80211 */ |
| return BCME_OK; |
| } |
| |
| #if defined(WLAN_ACCEL_BOOT) |
| |
| #ifndef DHD_FS_CHECK_RETRY_DELAY_MS |
| #define DHD_FS_CHECK_RETRY_DELAY_MS 3000 |
| #endif |
| |
| #ifndef DHD_FS_CHECK_RETRIES |
| #define DHD_FS_CHECK_RETRIES 3 |
| #endif |
| |
| static bool |
| dhd_check_filesystem_is_up(void) |
| { |
| struct file *fp; |
| const char *fw = VENDOR_PATH CONFIG_BCMDHD_FW_PATH; |
| fp = dhd_filp_open(fw, O_RDONLY, 0); |
| |
| if (IS_ERR(fp) || fp == NULL) { |
| DHD_ERROR(("%s: dhd_filp_open(%s) failed(%d) schedule wl_accel_work\n", |
| __FUNCTION__, fw, (int)IS_ERR(fp))); |
| return FALSE; |
| } |
| filp_close(fp, NULL); |
| |
| return TRUE; |
| } |
| |
| static void |
| dhd_wifi_accel_on_work_cb(struct work_struct *work) |
| { |
| int ret = 0; |
| struct delayed_work *dw = to_delayed_work(work); |
| struct dhd_info *dhd; |
| struct net_device *net; |
| |
| /* Ignore compiler warnings due to -Werror=cast-qual */ |
| GCC_DIAGNOSTIC_PUSH_SUPPRESS_CAST(); |
| dhd = container_of(dw, struct dhd_info, wl_accel_work); |
| GCC_DIAGNOSTIC_POP(); |
| |
| DHD_ERROR(("%s\n", __FUNCTION__)); |
| |
| if (!dhd_check_filesystem_is_up()) { |
| if (!dhd->fs_check_retry--) { |
| DHD_ERROR(("%s: max retry reached, BACKOFF\n", __FUNCTION__)); |
| return; |
| } |
| schedule_delayed_work(&dhd->wl_accel_work, |
| msecs_to_jiffies(DHD_FS_CHECK_RETRY_DELAY_MS)); |
| return; |
| } |
| |
| net = dhd->iflist[0]->net; |
| |
| /* |
| * Keep wlan turn on and download firmware during bootup |
| * by making g_wifi_on = FALSE |
| */ |
| wl_android_set_wifi_on_flag(FALSE); |
| ret = wl_android_wifi_on(net); |
| if (ret) { |
| DHD_ERROR(("%s: wl_android_wifi_on failed(%d)\n", __FUNCTION__, ret)); |
| goto fail; |
| } |
| |
| /* After bootup keep in suspend state */ |
| ret = dhd_net_bus_suspend(net); |
| if (ret) { |
| DHD_ERROR(("%s: dhd_net_bus_suspend failed(%d)\n", __FUNCTION__, ret)); |
| goto fail; |
| } |
| |
| /* Initilise force regon to FALSE and it will be set for Big Hammer case */ |
| dhd->wl_accel_force_reg_on = FALSE; |
| |
| /* Mark wl_accel_boot_on_done */ |
| dhd->wl_accel_boot_on_done = TRUE; |
| return; |
| |
| fail: |
| DHD_ERROR(("%s: enable wl_accel_force_reg_on to recover\n", __FUNCTION__)); |
| /* Toggle REG_ON and download firmware during UP */ |
| dhd->wl_accel_force_reg_on = TRUE; |
| |
| /* Reset wl_accel_boot_on_done */ |
| dhd->wl_accel_boot_on_done = FALSE; |
| return; |
| |
| } |
| #endif /* WLAN_ACCEL_BOOT */ |
| |
| int |
| dhd_register_if(dhd_pub_t *dhdp, int ifidx, bool need_rtnl_lock) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)dhdp->info; |
| dhd_if_t *ifp; |
| struct net_device *net = NULL; |
| int err = 0; |
| uint8 temp_addr[ETHER_ADDR_LEN] = { 0x00, 0x90, 0x4c, 0x11, 0x22, 0x33 }; |
| |
| DHD_TRACE(("%s: ifidx %d\n", __FUNCTION__, ifidx)); |
| |
| if (dhd == NULL || dhd->iflist[ifidx] == NULL) { |
| DHD_ERROR(("%s: Invalid Interface\n", __FUNCTION__)); |
| return BCME_ERROR; |
| } |
| |
| ASSERT(dhd && dhd->iflist[ifidx]); |
| ifp = dhd->iflist[ifidx]; |
| net = ifp->net; |
| ASSERT(net && (ifp->idx == ifidx)); |
| |
| ASSERT(!net->netdev_ops); |
| net->netdev_ops = &dhd_ops_virt; |
| |
| /* Ok, link into the network layer... */ |
| if (ifidx == 0) { |
| /* |
| * device functions for the primary interface only |
| */ |
| net->netdev_ops = &dhd_ops_pri; |
| if (!ETHER_ISNULLADDR(dhd->pub.mac.octet)) |
| memcpy(temp_addr, dhd->pub.mac.octet, ETHER_ADDR_LEN); |
| } else { |
| /* |
| * We have to use the primary MAC for virtual interfaces |
| */ |
| memcpy(temp_addr, ifp->mac_addr, ETHER_ADDR_LEN); |
| /* |
| * Android sets the locally administered bit to indicate that this is a |
| * portable hotspot. This will not work in simultaneous AP/STA mode, |
| * nor with P2P. Need to set the Donlge's MAC address, and then use that. |
| */ |
| if (!memcmp(temp_addr, dhd->iflist[0]->mac_addr, |
| ETHER_ADDR_LEN)) { |
| DHD_ERROR(("%s interface [%s]: set locally administered bit in MAC\n", |
| __func__, net->name)); |
| temp_addr[0] |= 0x02; |
| } |
| } |
| |
| net->hard_header_len = ETH_HLEN + dhd->pub.hdrlen; |
| net->ethtool_ops = &dhd_ethtool_ops; |
| |
| /* XXX Set up an MTU change notifier as per linux/notifier.h? */ |
| dhd->pub.rxsz = DBUS_RX_BUFFER_SIZE_DHD(net); |
| |
| /* |
| * XXX Linux 2.6.25 does not like a blank MAC address, so use a |
| * dummy address until the interface is brought up. |
| */ |
| memcpy(net->dev_addr, temp_addr, ETHER_ADDR_LEN); |
| |
| if (ifidx == 0) |
| printf("%s\n", dhd_version); |
| |
| if (need_rtnl_lock) |
| err = register_netdev(net); |
| else |
| err = register_netdevice(net); |
| |
| if (err != 0) { |
| DHD_ERROR(("couldn't register the net device [%s], err %d\n", net->name, err)); |
| goto fail; |
| } |
| |
| #if defined(CONFIG_TIZEN) |
| net_stat_tizen_register(net); |
| #endif /* CONFIG_TIZEN */ |
| |
| printf("Register interface [%s] MAC: "MACDBG"\n\n", net->name, |
| #if defined(CUSTOMER_HW4_DEBUG) |
| MAC2STRDBG(dhd->pub.mac.octet)); |
| #else |
| MAC2STRDBG(net->dev_addr)); |
| #endif /* CUSTOMER_HW4_DEBUG */ |
| |
| #if (defined(BCMPCIE) || defined(BCMLXSDMMC)) |
| if (ifidx == 0) { |
| #ifdef BCMLXSDMMC |
| up(&dhd_registration_sem); |
| #endif /* BCMLXSDMMC */ |
| if (!dhd_download_fw_on_driverload) { |
| #ifdef WL_CFG80211 |
| wl_terminate_event_handler(net); |
| #endif /* WL_CFG80211 */ |
| #if defined(DHD_LB_RXP) |
| __skb_queue_purge(&dhd->rx_pend_queue); |
| #endif /* DHD_LB_RXP */ |
| |
| #if defined(DHD_LB_TXP) |
| skb_queue_purge(&dhd->tx_pend_queue); |
| #endif /* DHD_LB_TXP */ |
| |
| #ifdef SHOW_LOGTRACE |
| /* Release the skbs from queue for WLC_E_TRACE event */ |
| dhd_event_logtrace_flush_queue(dhdp); |
| #endif /* SHOW_LOGTRACE */ |
| |
| #if defined(BCMPCIE) && defined(DHDTCPACK_SUPPRESS) |
| dhd_tcpack_suppress_set(dhdp, TCPACK_SUP_OFF); |
| #endif /* BCMPCIE && DHDTCPACK_SUPPRESS */ |
| |
| #if defined(WLAN_ACCEL_BOOT) |
| dhd->fs_check_retry = DHD_FS_CHECK_RETRIES; |
| dhd->wl_accel_boot_on_done = FALSE; |
| INIT_DELAYED_WORK(&dhd->wl_accel_work, dhd_wifi_accel_on_work_cb); |
| schedule_delayed_work(&dhd->wl_accel_work, |
| msecs_to_jiffies(DHD_FS_CHECK_RETRY_DELAY_MS)); |
| #else |
| /* Turn off Wifi after boot up */ |
| #if defined(BT_OVER_SDIO) |
| dhd_bus_put(&dhd->pub, WLAN_MODULE); |
| wl_android_set_wifi_on_flag(FALSE); |
| #else |
| wl_android_wifi_off(net, TRUE); |
| #endif /* BT_OVER_SDIO */ |
| #endif /* WLAN_ACCEL_BOOT */ |
| |
| } |
| } |
| #endif /* OEM_ANDROID && (BCMPCIE || (BCMLXSDMMC) */ |
| return 0; |
| |
| fail: |
| net->netdev_ops = NULL; |
| return err; |
| } |
| |
| void |
| dhd_bus_detach(dhd_pub_t *dhdp) |
| { |
| dhd_info_t *dhd; |
| |
| DHD_TRACE(("%s: Enter\n", __FUNCTION__)); |
| |
| if (dhdp) { |
| dhd = (dhd_info_t *)dhdp->info; |
| if (dhd) { |
| |
| /* |
| * In case of Android cfg80211 driver, the bus is down in dhd_stop, |
| * calling stop again will cuase SD read/write errors. |
| */ |
| if (dhd->pub.busstate != DHD_BUS_DOWN) { |
| /* Stop the protocol module */ |
| dhd_prot_stop(&dhd->pub); |
| |
| /* Stop the bus module */ |
| dhd_bus_stop(dhd->pub.bus, TRUE); |
| } |
| |
| #if defined(OOB_INTR_ONLY) || defined(BCMSPI_ANDROID) || defined(BCMPCIE_OOB_HOST_WAKE) |
| dhd_bus_oob_intr_unregister(dhdp); |
| #endif /* OOB_INTR_ONLY || BCMSPI_ANDROID || BCMPCIE_OOB_HOST_WAKE */ |
| } |
| } |
| } |
| |
| void dhd_detach(dhd_pub_t *dhdp) |
| { |
| dhd_info_t *dhd; |
| unsigned long flags; |
| int timer_valid = FALSE; |
| struct net_device *dev; |
| #ifdef WL_CFG80211 |
| struct bcm_cfg80211 *cfg = NULL; |
| #endif |
| if (!dhdp) |
| return; |
| |
| dhd = (dhd_info_t *)dhdp->info; |
| if (!dhd) |
| return; |
| |
| dev = dhd->iflist[0]->net; |
| |
| if (dev) { |
| rtnl_lock(); |
| if (dev->flags & IFF_UP) { |
| /* If IFF_UP is still up, it indicates that |
| * "ifconfig wlan0 down" hasn't been called. |
| * So invoke dev_close explicitly here to |
| * bring down the interface. |
| */ |
| DHD_TRACE(("IFF_UP flag is up. Enforcing dev_close from detach \n")); |
| dev_close(dev); |
| } |
| rtnl_unlock(); |
| } |
| |
| DHD_TRACE(("%s: Enter state 0x%x\n", __FUNCTION__, dhd->dhd_state)); |
| |
| /* XXX kernel panic issue when first bootup time, |
| * rmmod without interface down make unnecessary hang event. |
| */ |
| DHD_ERROR(("%s: making dhdpub up FALSE\n", __FUNCTION__)); |
| dhd->pub.up = 0; |
| if (!(dhd->dhd_state & DHD_ATTACH_STATE_DONE)) { |
| /* Give sufficient time for threads to start running in case |
| * dhd_attach() has failed |
| */ |
| OSL_SLEEP(100); |
| } |
| #ifdef DHD_WET |
| dhd_free_wet_info(&dhd->pub, dhd->pub.wet_info); |
| #endif /* DHD_WET */ |
| #if defined(BCM_DNGL_EMBEDIMAGE) || defined(BCM_REQUEST_FW) |
| #endif /* defined(BCM_DNGL_EMBEDIMAGE) || defined(BCM_REQUEST_FW) */ |
| |
| #ifdef PROP_TXSTATUS |
| #ifdef DHD_WLFC_THREAD |
| if (dhd->pub.wlfc_thread) { |
| kthread_stop(dhd->pub.wlfc_thread); |
| dhdp->wlfc_thread_go = TRUE; |
| wake_up_interruptible(&dhdp->wlfc_wqhead); |
| } |
| dhd->pub.wlfc_thread = NULL; |
| #endif /* DHD_WLFC_THREAD */ |
| #endif /* PROP_TXSTATUS */ |
| |
| #ifdef WL_CFG80211 |
| if (dev) |
| wl_cfg80211_down(dev); |
| #endif /* WL_CFG80211 */ |
| |
| if (dhd->dhd_state & DHD_ATTACH_STATE_PROT_ATTACH) { |
| |
| dhd_bus_detach(dhdp); |
| #ifdef BCMPCIE |
| if (is_reboot == SYS_RESTART) { |
| extern bcmdhd_wifi_platdata_t *dhd_wifi_platdata; |
| if (dhd_wifi_platdata && !dhdp->dongle_reset) { |
| dhdpcie_bus_stop_host_dev(dhdp->bus); |
| wifi_platform_set_power(dhd_wifi_platdata->adapters, |
| FALSE, WIFI_TURNOFF_DELAY); |
| } |
| } |
| #endif /* BCMPCIE */ |
| #ifndef PCIE_FULL_DONGLE |
| if (dhdp->prot) |
| dhd_prot_detach(dhdp); |
| #endif /* !PCIE_FULL_DONGLE */ |
| } |
| |
| #ifdef ARP_OFFLOAD_SUPPORT |
| if (dhd_inetaddr_notifier_registered) { |
| dhd_inetaddr_notifier_registered = FALSE; |
| unregister_inetaddr_notifier(&dhd_inetaddr_notifier); |
| } |
| #endif /* ARP_OFFLOAD_SUPPORT */ |
| #if defined(CONFIG_IPV6) && defined(IPV6_NDO_SUPPORT) |
| if (dhd_inet6addr_notifier_registered) { |
| dhd_inet6addr_notifier_registered = FALSE; |
| unregister_inet6addr_notifier(&dhd_inet6addr_notifier); |
| } |
| #endif /* CONFIG_IPV6 && IPV6_NDO_SUPPORT */ |
| #if defined(CONFIG_HAS_EARLYSUSPEND) && defined(DHD_USE_EARLYSUSPEND) |
| if (dhd->dhd_state & DHD_ATTACH_STATE_EARLYSUSPEND_DONE) { |
| if (dhd->early_suspend.suspend) |
| unregister_early_suspend(&dhd->early_suspend); |
| } |
| #endif /* CONFIG_HAS_EARLYSUSPEND && DHD_USE_EARLYSUSPEND */ |
| |
| /* delete all interfaces, start with virtual */ |
| if (dhd->dhd_state & DHD_ATTACH_STATE_ADD_IF) { |
| int i = 1; |
| dhd_if_t *ifp; |
| |
| /* Cleanup virtual interfaces */ |
| dhd_net_if_lock_local(dhd); |
| for (i = 1; i < DHD_MAX_IFS; i++) { |
| if (dhd->iflist[i]) { |
| dhd_remove_if(&dhd->pub, i, TRUE); |
| } |
| } |
| dhd_net_if_unlock_local(dhd); |
| |
| /* delete primary interface 0 */ |
| ifp = dhd->iflist[0]; |
| if (ifp && ifp->net) { |
| |
| #ifdef WL_CFG80211 |
| cfg = wl_get_cfg(ifp->net); |
| #endif |
| /* in unregister_netdev case, the interface gets freed by net->destructor |
| * (which is set to free_netdev) |
| */ |
| if (ifp->net->reg_state == NETREG_UNINITIALIZED) { |
| free_netdev(ifp->net); |
| } else { |
| netif_tx_disable(ifp->net); |
| unregister_netdev(ifp->net); |
| } |
| #ifdef PCIE_FULL_DONGLE |
| ifp->net = DHD_NET_DEV_NULL; |
| #else |
| ifp->net = NULL; |
| #endif /* PCIE_FULL_DONGLE */ |
| |
| #ifdef DHD_L2_FILTER |
| bcm_l2_filter_arp_table_update(dhdp->osh, ifp->phnd_arp_table, TRUE, |
| NULL, FALSE, dhdp->tickcnt); |
| deinit_l2_filter_arp_table(dhdp->osh, ifp->phnd_arp_table); |
| ifp->phnd_arp_table = NULL; |
| #endif /* DHD_L2_FILTER */ |
| |
| dhd_if_del_sta_list(ifp); |
| |
| MFREE(dhd->pub.osh, ifp, sizeof(*ifp)); |
| dhd->iflist[0] = NULL; |
| } |
| } |
| |
| /* Clear the watchdog timer */ |
| DHD_GENERAL_LOCK(&dhd->pub, flags); |
| timer_valid = dhd->wd_timer_valid; |
| dhd->wd_timer_valid = FALSE; |
| DHD_GENERAL_UNLOCK(&dhd->pub, flags); |
| if (timer_valid) |
| del_timer_sync(&dhd->timer); |
| DHD_STOP_RPM_TIMER(&dhd->pub); |
| |
| if (dhd->dhd_state & DHD_ATTACH_STATE_THREADS_CREATED) { |
| #ifdef DHD_PCIE_RUNTIMEPM |
| if (dhd->thr_rpm_ctl.thr_pid >= 0) { |
| PROC_STOP(&dhd->thr_rpm_ctl); |
| } |
| #endif /* DHD_PCIE_RUNTIMEPM */ |
| if (dhd->thr_wdt_ctl.thr_pid >= 0) { |
| PROC_STOP(&dhd->thr_wdt_ctl); |
| } |
| |
| if (dhd->rxthread_enabled && dhd->thr_rxf_ctl.thr_pid >= 0) { |
| PROC_STOP(&dhd->thr_rxf_ctl); |
| } |
| |
| if (dhd->thr_dpc_ctl.thr_pid >= 0) { |
| PROC_STOP(&dhd->thr_dpc_ctl); |
| } else |
| { |
| tasklet_kill(&dhd->tasklet); |
| } |
| } |
| |
| #ifdef WL_NATOE |
| if (dhd->pub.nfct) { |
| dhd_ct_close(dhd->pub.nfct); |
| } |
| #endif /* WL_NATOE */ |
| |
| cancel_delayed_work_sync(&dhd->dhd_dpc_dispatcher_work); |
| #ifdef DHD_LB |
| if (dhd->dhd_state & DHD_ATTACH_STATE_LB_ATTACH_DONE) { |
| /* Clear the flag first to avoid calling the cpu notifier */ |
| dhd->dhd_state &= ~DHD_ATTACH_STATE_LB_ATTACH_DONE; |
| |
| /* Kill the Load Balancing Tasklets */ |
| #ifdef DHD_LB_RXP |
| cancel_work_sync(&dhd->rx_napi_dispatcher_work); |
| __skb_queue_purge(&dhd->rx_pend_queue); |
| #endif /* DHD_LB_RXP */ |
| #ifdef DHD_LB_TXP |
| cancel_work_sync(&dhd->tx_dispatcher_work); |
| tasklet_kill(&dhd->tx_tasklet); |
| __skb_queue_purge(&dhd->tx_pend_queue); |
| #endif /* DHD_LB_TXP */ |
| |
| /* Unregister from CPU Hotplug framework */ |
| dhd_unregister_cpuhp_callback(dhd); |
| |
| dhd_cpumasks_deinit(dhd); |
| DHD_LB_STATS_DEINIT(&dhd->pub); |
| } |
| #endif /* DHD_LB */ |
| |
| #if defined(DNGL_AXI_ERROR_LOGGING) && defined(DHD_USE_WQ_FOR_DNGL_AXI_ERROR) |
| cancel_work_sync(&dhd->axi_error_dispatcher_work); |
| #endif /* DNGL_AXI_ERROR_LOGGING && DHD_USE_WQ_FOR_DNGL_AXI_ERROR */ |
| |
| DHD_SSSR_REG_INFO_DEINIT(&dhd->pub); |
| DHD_SSSR_MEMPOOL_DEINIT(&dhd->pub); |
| |
| #ifdef EWP_EDL |
| if (host_edl_support) { |
| DHD_EDL_MEM_DEINIT(dhdp); |
| host_edl_support = FALSE; |
| } |
| #endif /* EWP_EDL */ |
| |
| #ifdef WL_CFG80211 |
| if (dhd->dhd_state & DHD_ATTACH_STATE_CFG80211) { |
| if (!cfg) { |
| DHD_ERROR(("cfg NULL!\n")); |
| ASSERT(0); |
| } else { |
| wl_cfg80211_detach(cfg); |
| dhd_monitor_uninit(); |
| } |
| } |
| #endif |
| |
| #ifdef DHD_PCIE_NATIVE_RUNTIMEPM |
| destroy_workqueue(dhd->tx_wq); |
| dhd->tx_wq = NULL; |
| destroy_workqueue(dhd->rx_wq); |
| dhd->rx_wq = NULL; |
| #endif /* DHD_PCIE_NATIVE_RUNTIMEPM */ |
| #ifdef DEBUGABILITY |
| if (dhdp->dbg) { |
| #ifdef DBG_PKT_MON |
| dhd_os_dbg_detach_pkt_monitor(dhdp); |
| osl_spin_lock_deinit(dhd->pub.osh, dhd->pub.dbg->pkt_mon_lock); |
| #endif /* DBG_PKT_MON */ |
| } |
| #endif /* DEBUGABILITY */ |
| if (dhdp->dbg) { |
| dhd_os_dbg_detach(dhdp); |
| } |
| #ifdef DHD_MEM_STATS |
| osl_spin_lock_deinit(dhd->pub.osh, dhd->pub.mem_stats_lock); |
| #endif /* DHD_MEM_STATS */ |
| |
| #ifdef DHD_PKT_LOGGING |
| dhd_os_detach_pktlog(dhdp); |
| #endif /* DHD_PKT_LOGGING */ |
| #ifdef DHD_STATUS_LOGGING |
| dhd_detach_statlog(dhdp); |
| #endif /* DHD_STATUS_LOGGING */ |
| #ifdef DHD_PKTDUMP_ROAM |
| dhd_dump_pkt_deinit(dhdp); |
| #endif /* DHD_PKTDUMP_ROAM */ |
| #ifdef WL_CFGVENDOR_SEND_HANG_EVENT |
| if (dhd->pub.hang_info) { |
| MFREE(dhd->pub.osh, dhd->pub.hang_info, VENDOR_SEND_HANG_EXT_INFO_LEN); |
| } |
| #endif /* WL_CFGVENDOR_SEND_HANG_EVENT */ |
| #ifdef SHOW_LOGTRACE |
| /* Release the skbs from queue for WLC_E_TRACE event */ |
| dhd_event_logtrace_flush_queue(dhdp); |
| |
| /* Wait till event logtrace context finishes */ |
| dhd_cancel_logtrace_process_sync(dhd); |
| |
| /* Remove ring proc entries */ |
| dhd_dbg_ring_proc_destroy(&dhd->pub); |
| |
| if (dhd->dhd_state & DHD_ATTACH_LOGTRACE_INIT) { |
| if (dhd->event_data.fmts) { |
| MFREE(dhd->pub.osh, dhd->event_data.fmts, |
| dhd->event_data.fmts_size); |
| } |
| if (dhd->event_data.raw_fmts) { |
| MFREE(dhd->pub.osh, dhd->event_data.raw_fmts, |
| dhd->event_data.raw_fmts_size); |
| } |
| if (dhd->event_data.raw_sstr) { |
| MFREE(dhd->pub.osh, dhd->event_data.raw_sstr, |
| dhd->event_data.raw_sstr_size); |
| } |
| if (dhd->event_data.rom_raw_sstr) { |
| MFREE(dhd->pub.osh, dhd->event_data.rom_raw_sstr, |
| dhd->event_data.rom_raw_sstr_size); |
| } |
| dhd->dhd_state &= ~DHD_ATTACH_LOGTRACE_INIT; |
| } |
| #endif /* SHOW_LOGTRACE */ |
| #ifdef PNO_SUPPORT |
| if (dhdp->pno_state) |
| dhd_pno_deinit(dhdp); |
| #endif |
| #ifdef RTT_SUPPORT |
| if (dhdp->rtt_state) { |
| dhd_rtt_detach(dhdp); |
| } |
| #endif |
| #if defined(CONFIG_PM_SLEEP) |
| if (dhd_pm_notifier_registered) { |
| unregister_pm_notifier(&dhd->pm_notifier); |
| dhd_pm_notifier_registered = FALSE; |
| } |
| #endif /* CONFIG_PM_SLEEP */ |
| |
| #ifdef DEBUG_CPU_FREQ |
| if (dhd->new_freq) |
| free_percpu(dhd->new_freq); |
| dhd->new_freq = NULL; |
| cpufreq_unregister_notifier(&dhd->freq_trans, CPUFREQ_TRANSITION_NOTIFIER); |
| #endif |
| #ifdef CONFIG_HAS_WAKELOCK |
| dhd->wakelock_wd_counter = 0; |
| dhd_wake_lock_destroy(&dhd->wl_wdwake); |
| #endif /* CONFIG_HAS_WAKELOCK */ |
| if (dhd->dhd_state & DHD_ATTACH_STATE_WAKELOCKS_INIT) { |
| DHD_TRACE(("wd wakelock count:%d\n", dhd->wakelock_wd_counter)); |
| DHD_OS_WAKE_LOCK_DESTROY(dhd); |
| } |
| |
| #ifdef DHDTCPACK_SUPPRESS |
| /* This will free all MEM allocated for TCPACK SUPPRESS */ |
| dhd_tcpack_suppress_set(&dhd->pub, TCPACK_SUP_OFF); |
| #endif /* DHDTCPACK_SUPPRESS */ |
| |
| #ifdef PCIE_FULL_DONGLE |
| dhd_flow_rings_deinit(dhdp); |
| if (dhdp->prot) |
| dhd_prot_detach(dhdp); |
| #endif |
| |
| #if defined(WLTDLS) && defined(PCIE_FULL_DONGLE) |
| dhd_free_tdls_peer_list(dhdp); |
| #endif |
| |
| #ifdef DUMP_IOCTL_IOV_LIST |
| dhd_iov_li_delete(dhdp, &(dhdp->dump_iovlist_head)); |
| #endif /* DUMP_IOCTL_IOV_LIST */ |
| #ifdef DHD_DEBUG |
| /* memory waste feature list initilization */ |
| dhd_mw_list_delete(dhdp, &(dhdp->mw_list_head)); |
| #endif /* DHD_DEBUG */ |
| #ifdef WL_MONITOR |
| dhd_del_monitor_if(dhd); |
| #endif /* WL_MONITOR */ |
| |
| #ifdef DHD_ERPOM |
| if (dhdp->enable_erpom) { |
| dhdp->pom_func_deregister(&dhdp->pom_wlan_handler); |
| } |
| #endif /* DHD_ERPOM */ |
| |
| cancel_work_sync(&dhd->dhd_hang_process_work); |
| |
| /* Prefer adding de-init code above this comment unless necessary. |
| * The idea is to cancel work queue, sysfs and flags at the end. |
| */ |
| dhd_deferred_work_deinit(dhd->dhd_deferred_wq); |
| dhd->dhd_deferred_wq = NULL; |
| |
| /* log dump related buffers should be freed after wq is purged */ |
| #ifdef DHD_LOG_DUMP |
| dhd_log_dump_deinit(&dhd->pub); |
| #endif /* DHD_LOG_DUMP */ |
| #if defined(BCMPCIE) |
| if (dhdp->extended_trap_data) |
| { |
| MFREE(dhdp->osh, dhdp->extended_trap_data, BCMPCIE_EXT_TRAP_DATA_MAXLEN); |
| dhdp->extended_trap_data = NULL; |
| } |
| #ifdef DNGL_AXI_ERROR_LOGGING |
| if (dhdp->axi_err_dump) |
| { |
| MFREE(dhdp->osh, dhdp->axi_err_dump, sizeof(dhd_axi_error_dump_t)); |
| dhdp->axi_err_dump = NULL; |
| } |
| #endif /* DNGL_AXI_ERROR_LOGGING */ |
| #endif /* BCMPCIE */ |
| |
| #ifdef EWP_EDL |
| cancel_delayed_work_sync(&dhd->edl_dispatcher_work); |
| #endif |
| |
| (void)dhd_deinit_sock_flows_buf(dhd); |
| |
| #ifdef DHD_DUMP_MNGR |
| if (dhd->pub.dump_file_manage) { |
| MFREE(dhd->pub.osh, dhd->pub.dump_file_manage, |
| sizeof(dhd_dump_file_manage_t)); |
| } |
| #endif /* DHD_DUMP_MNGR */ |
| |
| dhd_sysfs_exit(dhd); |
| dhd->pub.fw_download_status = FW_UNLOADED; |
| |
| #if defined(BT_OVER_SDIO) |
| mutex_destroy(&dhd->bus_user_lock); |
| #endif /* BT_OVER_SDIO */ |
| |
| #ifdef DHD_TX_PROFILE |
| (void)dhd_tx_profile_detach(dhdp); |
| #endif /* defined(DHD_TX_PROFILE) */ |
| |
| #ifdef WL_CFGVENDOR_SEND_ALERT_EVENT |
| cancel_work_sync(&dhd->dhd_alert_process_work); |
| #endif |
| } /* dhd_detach */ |
| |
| void |
| dhd_free(dhd_pub_t *dhdp) |
| { |
| dhd_info_t *dhd; |
| DHD_TRACE(("%s: Enter\n", __FUNCTION__)); |
| |
| if (dhdp) { |
| int i; |
| for (i = 0; i < ARRAYSIZE(dhdp->reorder_bufs); i++) { |
| if (dhdp->reorder_bufs[i]) { |
| reorder_info_t *ptr; |
| uint32 buf_size = sizeof(struct reorder_info); |
| |
| ptr = dhdp->reorder_bufs[i]; |
| |
| buf_size += ((ptr->max_idx + 1) * sizeof(void*)); |
| DHD_REORDER(("free flow id buf %d, maxidx is %d, buf_size %d\n", |
| i, ptr->max_idx, buf_size)); |
| |
| MFREE(dhdp->osh, dhdp->reorder_bufs[i], buf_size); |
| } |
| } |
| |
| dhd_sta_pool_fini(dhdp, DHD_MAX_STA); |
| |
| dhd = (dhd_info_t *)dhdp->info; |
| if (dhdp->soc_ram) { |
| #if defined(CONFIG_DHD_USE_STATIC_BUF) && defined(DHD_USE_STATIC_MEMDUMP) |
| DHD_OS_PREFREE(dhdp, dhdp->soc_ram, dhdp->soc_ram_length); |
| #else |
| MFREE(dhdp->osh, dhdp->soc_ram, dhdp->soc_ram_length); |
| #endif /* CONFIG_DHD_USE_STATIC_BUF && DHD_USE_STATIC_MEMDUMP */ |
| } |
| if (dhd != NULL) { |
| |
| /* If pointer is allocated by dhd_os_prealloc then avoid MFREE */ |
| if (dhd != (dhd_info_t *)dhd_os_prealloc(dhdp, |
| DHD_PREALLOC_DHD_INFO, 0, FALSE)) |
| MFREE(dhd->pub.osh, dhd, sizeof(*dhd)); |
| dhd = NULL; |
| } |
| } |
| } |
| |
| void |
| dhd_clear(dhd_pub_t *dhdp) |
| { |
| DHD_TRACE(("%s: Enter\n", __FUNCTION__)); |
| |
| if (dhdp) { |
| int i; |
| #ifdef DHDTCPACK_SUPPRESS |
| /* Clean up timer/data structure for any remaining/pending packet or timer. */ |
| dhd_tcpack_info_tbl_clean(dhdp); |
| #endif /* DHDTCPACK_SUPPRESS */ |
| for (i = 0; i < ARRAYSIZE(dhdp->reorder_bufs); i++) { |
| if (dhdp->reorder_bufs[i]) { |
| reorder_info_t *ptr; |
| uint32 buf_size = sizeof(struct reorder_info); |
| |
| ptr = dhdp->reorder_bufs[i]; |
| |
| buf_size += ((ptr->max_idx + 1) * sizeof(void*)); |
| DHD_REORDER(("free flow id buf %d, maxidx is %d, buf_size %d\n", |
| i, ptr->max_idx, buf_size)); |
| |
| MFREE(dhdp->osh, dhdp->reorder_bufs[i], buf_size); |
| } |
| } |
| |
| dhd_sta_pool_clear(dhdp, DHD_MAX_STA); |
| |
| if (dhdp->soc_ram) { |
| #if defined(CONFIG_DHD_USE_STATIC_BUF) && defined(DHD_USE_STATIC_MEMDUMP) |
| DHD_OS_PREFREE(dhdp, dhdp->soc_ram, dhdp->soc_ram_length); |
| #else |
| MFREE(dhdp->osh, dhdp->soc_ram, dhdp->soc_ram_length); |
| #endif /* CONFIG_DHD_USE_STATIC_BUF && DHD_USE_STATIC_MEMDUMP */ |
| dhdp->soc_ram = NULL; |
| } |
| } |
| } |
| |
| static void |
| dhd_module_cleanup(void) |
| { |
| DHD_TRACE(("%s: Enter\n", __FUNCTION__)); |
| |
| dhd_bus_unregister(); |
| |
| wl_android_exit(); |
| |
| dhd_wifi_platform_unregister_drv(); |
| } |
| |
| static void __exit |
| dhd_module_exit(void) |
| { |
| atomic_set(&exit_in_progress, 1); |
| dhd_module_cleanup(); |
| unregister_reboot_notifier(&dhd_reboot_notifier); |
| dhd_destroy_to_notifier_skt(); |
| } |
| |
| static int |
| _dhd_module_init(void) |
| { |
| int err; |
| int retry = POWERUP_MAX_RETRY; |
| |
| DHD_ERROR(("%s in\n", __FUNCTION__)); |
| |
| if (firmware_path[0] != '\0') { |
| strlcpy(fw_bak_path, firmware_path, sizeof(fw_bak_path)); |
| } |
| |
| if (nvram_path[0] != '\0') { |
| strlcpy(nv_bak_path, nvram_path, sizeof(nv_bak_path)); |
| } |
| |
| do { |
| err = dhd_wifi_platform_register_drv(); |
| if (!err) { |
| register_reboot_notifier(&dhd_reboot_notifier); |
| break; |
| } else { |
| DHD_ERROR(("%s: Failed to load the driver, try cnt %d\n", |
| __FUNCTION__, retry)); |
| strlcpy(firmware_path, fw_bak_path, sizeof(firmware_path)); |
| strlcpy(nvram_path, nv_bak_path, sizeof(nvram_path)); |
| } |
| } while (retry--); |
| |
| dhd_create_to_notifier_skt(); |
| |
| if (err) { |
| DHD_ERROR(("%s: Failed to load driver max retry reached**\n", __FUNCTION__)); |
| } else { |
| if (!dhd_download_fw_on_driverload) { |
| dhd_driver_init_done = TRUE; |
| } |
| } |
| |
| DHD_ERROR(("%s out\n", __FUNCTION__)); |
| |
| return err; |
| } |
| |
| static int __init |
| dhd_module_init(void) |
| { |
| int err; |
| |
| err = _dhd_module_init(); |
| #ifdef DHD_SUPPORT_HDM |
| if (err && !dhd_download_fw_on_driverload) { |
| dhd_hdm_wlan_sysfs_init(); |
| } |
| #endif /* DHD_SUPPORT_HDM */ |
| return BCME_OK; |
| |
| } |
| |
| #ifdef DHD_SUPPORT_HDM |
| bool hdm_trigger_init = FALSE; |
| struct delayed_work hdm_sysfs_wq; |
| |
| int |
| dhd_module_init_hdm(void) |
| { |
| int err = 0; |
| |
| hdm_trigger_init = TRUE; |
| |
| if (dhd_driver_init_done) { |
| DHD_INFO(("%s : Module is already inited\n", __FUNCTION__)); |
| return err; |
| } |
| |
| err = _dhd_module_init(); |
| |
| /* remove sysfs file after module load properly */ |
| if (!err && !dhd_download_fw_on_driverload) { |
| INIT_DELAYED_WORK(&hdm_sysfs_wq, dhd_hdm_wlan_sysfs_deinit); |
| schedule_delayed_work(&hdm_sysfs_wq, msecs_to_jiffies(SYSFS_DEINIT_MS)); |
| } |
| |
| hdm_trigger_init = FALSE; |
| return err; |
| } |
| #endif /* DHD_SUPPORT_HDM */ |
| |
| static int |
| dhd_reboot_callback(struct notifier_block *this, unsigned long code, void *unused) |
| { |
| DHD_TRACE(("%s: code = %ld\n", __FUNCTION__, code)); |
| if (code == SYS_RESTART) { |
| #ifdef BCMPCIE |
| is_reboot = code; |
| #endif /* BCMPCIE */ |
| } |
| return NOTIFY_DONE; |
| } |
| |
| #if defined(CONFIG_DEFERRED_INITCALLS) && !defined(EXYNOS_PCIE_MODULE_PATCH) |
| /* XXX To decrease the device boot time, deferred_module_init() macro can be |
| * used. The detailed principle and implemenation of deferred_module_init() |
| * is found at http://elinux.org/Deferred_Initcalls |
| * To enable this feature for module build, it needs to add another |
| * deferred_module_init() definition to include/linux/init.h in Linux Kernel. |
| * #define deferred_module_init(fn) module_init(fn) |
| */ |
| #if defined(CONFIG_ARCH_MSM) || defined(CONFIG_ARCH_EXYNOS) || \ |
| defined(CONFIG_SOC_GS101) || defined(CONFIG_SOC_EXYNOS9820) |
| deferred_module_init_sync(dhd_module_init); |
| #else |
| deferred_module_init(dhd_module_init); |
| #endif /* CONFIG_ARCH_MSM || CONFIG_ARCH_EXYNOS |
| * CONFIG_SOC_GS101 || CONFIG_SOC_EXYNOS9820 |
| */ |
| #elif defined(USE_LATE_INITCALL_SYNC) |
| late_initcall_sync(dhd_module_init); |
| #else |
| late_initcall(dhd_module_init); |
| #endif /* USE_LATE_INITCALL_SYNC */ |
| |
| module_exit(dhd_module_exit); |
| |
| /* |
| * OS specific functions required to implement DHD driver in OS independent way |
| */ |
| int |
| dhd_os_proto_block(dhd_pub_t *pub) |
| { |
| dhd_info_t * dhd = (dhd_info_t *)(pub->info); |
| |
| if (dhd) { |
| down(&dhd->proto_sem); |
| |
| return 1; |
| } |
| |
| return 0; |
| } |
| |
| int |
| dhd_os_proto_unblock(dhd_pub_t *pub) |
| { |
| dhd_info_t * dhd = (dhd_info_t *)(pub->info); |
| |
| if (dhd) { |
| up(&dhd->proto_sem); |
| return 1; |
| } |
| |
| return 0; |
| } |
| |
| void |
| dhd_os_dhdiovar_lock(dhd_pub_t *pub) |
| { |
| dhd_info_t * dhd = (dhd_info_t *)(pub->info); |
| |
| if (dhd) { |
| mutex_lock(&dhd->dhd_iovar_mutex); |
| } |
| } |
| |
| void |
| dhd_os_dhdiovar_unlock(dhd_pub_t *pub) |
| { |
| dhd_info_t * dhd = (dhd_info_t *)(pub->info); |
| |
| if (dhd) { |
| mutex_unlock(&dhd->dhd_iovar_mutex); |
| } |
| } |
| |
| void |
| dhd_os_logdump_lock(dhd_pub_t *pub) |
| { |
| dhd_info_t *dhd = NULL; |
| |
| if (!pub) |
| return; |
| |
| dhd = (dhd_info_t *)(pub->info); |
| |
| if (dhd) { |
| mutex_lock(&dhd->logdump_lock); |
| } |
| } |
| |
| void |
| dhd_os_logdump_unlock(dhd_pub_t *pub) |
| { |
| dhd_info_t *dhd = NULL; |
| |
| if (!pub) |
| return; |
| |
| dhd = (dhd_info_t *)(pub->info); |
| |
| if (dhd) { |
| mutex_unlock(&dhd->logdump_lock); |
| } |
| } |
| |
| unsigned long |
| dhd_os_dbgring_lock(void *lock) |
| { |
| if (!lock) |
| return 0; |
| |
| mutex_lock((struct mutex *)lock); |
| |
| return 0; |
| } |
| |
| void |
| dhd_os_dbgring_unlock(void *lock, unsigned long flags) |
| { |
| BCM_REFERENCE(flags); |
| |
| if (!lock) |
| return; |
| |
| mutex_unlock((struct mutex *)lock); |
| } |
| |
| unsigned int |
| dhd_os_get_ioctl_resp_timeout(void) |
| { |
| return ((unsigned int)dhd_ioctl_timeout_msec); |
| } |
| |
| void |
| dhd_os_set_ioctl_resp_timeout(unsigned int timeout_msec) |
| { |
| dhd_ioctl_timeout_msec = (int)timeout_msec; |
| } |
| |
| int |
| dhd_os_ioctl_resp_wait(dhd_pub_t *pub, uint *condition) |
| { |
| dhd_info_t * dhd = (dhd_info_t *)(pub->info); |
| int timeout; |
| |
| /* Convert timeout in millsecond to jiffies */ |
| timeout = msecs_to_jiffies(dhd_ioctl_timeout_msec); |
| |
| timeout = wait_event_timeout(dhd->ioctl_resp_wait, (*condition), timeout); |
| |
| return timeout; |
| } |
| |
| int |
| dhd_os_ioctl_resp_wake(dhd_pub_t *pub) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| |
| wake_up(&dhd->ioctl_resp_wait); |
| return 0; |
| } |
| |
| int |
| dhd_os_d3ack_wait(dhd_pub_t *pub, uint *condition) |
| { |
| dhd_info_t * dhd = (dhd_info_t *)(pub->info); |
| int timeout; |
| |
| /* Convert timeout in millsecond to jiffies */ |
| timeout = msecs_to_jiffies(D3_ACK_RESP_TIMEOUT); |
| |
| timeout = wait_event_timeout(dhd->d3ack_wait, (*condition), timeout); |
| |
| return timeout; |
| } |
| |
| #ifdef PCIE_INB_DW |
| int |
| dhd_os_ds_exit_wait(dhd_pub_t *pub, uint *condition) |
| { |
| dhd_info_t * dhd = (dhd_info_t *)(pub->info); |
| int timeout; |
| |
| /* Convert timeout in millsecond to jiffies */ |
| timeout = msecs_to_jiffies(ds_exit_timeout_msec); |
| |
| timeout = wait_event_timeout(dhd->ds_exit_wait, (*condition), timeout); |
| |
| return timeout; |
| } |
| |
| int |
| dhd_os_ds_exit_wake(dhd_pub_t *pub) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| |
| wake_up_all(&dhd->ds_exit_wait); |
| return 0; |
| } |
| |
| #endif /* PCIE_INB_DW */ |
| |
| int |
| dhd_os_d3ack_wake(dhd_pub_t *pub) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| |
| wake_up(&dhd->d3ack_wait); |
| return 0; |
| } |
| |
| int |
| dhd_os_busbusy_wait_negation(dhd_pub_t *pub, uint *condition) |
| { |
| dhd_info_t * dhd = (dhd_info_t *)(pub->info); |
| int timeout; |
| |
| /* Wait for bus usage contexts to gracefully exit within some timeout value |
| * Set time out to little higher than dhd_ioctl_timeout_msec, |
| * so that IOCTL timeout should not get affected. |
| */ |
| /* Convert timeout in millsecond to jiffies */ |
| timeout = msecs_to_jiffies(DHD_BUS_BUSY_TIMEOUT); |
| |
| timeout = wait_event_timeout(dhd->dhd_bus_busy_state_wait, !(*condition), timeout); |
| |
| return timeout; |
| } |
| |
| /* |
| * Wait until the condition *var == condition is met. |
| * Returns 0 if the @condition evaluated to false after the timeout elapsed |
| * Returns 1 if the @condition evaluated to true |
| */ |
| int |
| dhd_os_busbusy_wait_condition(dhd_pub_t *pub, uint *var, uint condition) |
| { |
| dhd_info_t * dhd = (dhd_info_t *)(pub->info); |
| int timeout; |
| |
| /* Convert timeout in millsecond to jiffies */ |
| timeout = msecs_to_jiffies(DHD_BUS_BUSY_TIMEOUT); |
| |
| timeout = wait_event_timeout(dhd->dhd_bus_busy_state_wait, (*var == condition), timeout); |
| |
| return timeout; |
| } |
| |
| /* |
| * Wait until the '(*var & bitmask) == condition' is met. |
| * Returns 0 if the @condition evaluated to false after the timeout elapsed |
| * Returns 1 if the @condition evaluated to true |
| */ |
| int |
| dhd_os_busbusy_wait_bitmask(dhd_pub_t *pub, uint *var, |
| uint bitmask, uint condition) |
| { |
| dhd_info_t * dhd = (dhd_info_t *)(pub->info); |
| int timeout; |
| |
| /* Convert timeout in millsecond to jiffies */ |
| timeout = msecs_to_jiffies(DHD_BUS_BUSY_TIMEOUT); |
| |
| timeout = wait_event_timeout(dhd->dhd_bus_busy_state_wait, |
| ((*var & bitmask) == condition), timeout); |
| |
| return timeout; |
| } |
| |
| int |
| dhd_os_dmaxfer_wait(dhd_pub_t *pub, uint *condition) |
| { |
| int ret = 0; |
| dhd_info_t * dhd = (dhd_info_t *)(pub->info); |
| int timeout; |
| |
| timeout = msecs_to_jiffies(IOCTL_DMAXFER_TIMEOUT); |
| |
| ret = wait_event_timeout(dhd->dmaxfer_wait, (*condition), timeout); |
| |
| return ret; |
| |
| } |
| |
| int |
| dhd_os_dmaxfer_wake(dhd_pub_t *pub) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| |
| wake_up(&dhd->dmaxfer_wait); |
| return 0; |
| } |
| |
| void |
| dhd_os_tx_completion_wake(dhd_pub_t *dhd) |
| { |
| /* Call wmb() to make sure before waking up the other event value gets updated */ |
| OSL_SMP_WMB(); |
| wake_up(&dhd->tx_completion_wait); |
| } |
| |
| /* Fix compilation error for FC11 */ |
| INLINE int |
| dhd_os_busbusy_wake(dhd_pub_t *pub) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| /* Call wmb() to make sure before waking up the other event value gets updated */ |
| OSL_SMP_WMB(); |
| wake_up(&dhd->dhd_bus_busy_state_wait); |
| return 0; |
| } |
| |
| void |
| dhd_os_wd_timer_extend(void *bus, bool extend) |
| { |
| dhd_pub_t *pub = bus; |
| dhd_info_t *dhd = (dhd_info_t *)pub->info; |
| |
| if (extend) |
| dhd_os_wd_timer(bus, WATCHDOG_EXTEND_INTERVAL); |
| else |
| dhd_os_wd_timer(bus, dhd->default_wd_interval); |
| } |
| |
| void |
| dhd_os_wd_timer(void *bus, uint wdtick) |
| { |
| dhd_pub_t *pub = bus; |
| dhd_info_t *dhd = (dhd_info_t *)pub->info; |
| unsigned long flags; |
| |
| DHD_TRACE(("%s: Enter\n", __FUNCTION__)); |
| |
| if (!dhd) { |
| DHD_ERROR(("%s: dhd NULL\n", __FUNCTION__)); |
| return; |
| } |
| |
| DHD_GENERAL_LOCK(pub, flags); |
| |
| /* don't start the wd until fw is loaded */ |
| if (pub->busstate == DHD_BUS_DOWN) { |
| DHD_GENERAL_UNLOCK(pub, flags); |
| #ifdef BCMSDIO |
| if (!wdtick) { |
| DHD_OS_WD_WAKE_UNLOCK(pub); |
| } |
| #endif /* BCMSDIO */ |
| return; |
| } |
| |
| /* Totally stop the timer */ |
| if (!wdtick && dhd->wd_timer_valid == TRUE) { |
| dhd->wd_timer_valid = FALSE; |
| DHD_GENERAL_UNLOCK(pub, flags); |
| del_timer_sync(&dhd->timer); |
| #ifdef BCMSDIO |
| DHD_OS_WD_WAKE_UNLOCK(pub); |
| #endif /* BCMSDIO */ |
| return; |
| } |
| |
| if (wdtick) { |
| #ifdef BCMSDIO |
| DHD_OS_WD_WAKE_LOCK(pub); |
| dhd_watchdog_ms = (uint)wdtick; |
| #endif /* BCMSDIO */ |
| /* Re arm the timer, at last watchdog period */ |
| mod_timer(&dhd->timer, jiffies + msecs_to_jiffies(dhd_watchdog_ms)); |
| dhd->wd_timer_valid = TRUE; |
| } |
| DHD_GENERAL_UNLOCK(pub, flags); |
| } |
| |
| #ifdef DHD_PCIE_RUNTIMEPM |
| void |
| dhd_os_runtimepm_timer(void *bus, uint tick) |
| { |
| dhd_pub_t *pub = bus; |
| dhd_info_t *dhd = (dhd_info_t *)pub->info; |
| unsigned long flags; |
| |
| DHD_TRACE(("%s: Enter\n", __FUNCTION__)); |
| |
| if (!dhd) { |
| DHD_ERROR(("%s: dhd is NULL\n", __FUNCTION__)); |
| return; |
| } |
| |
| DHD_GENERAL_LOCK(pub, flags); |
| |
| /* don't start the RPM until fw is loaded */ |
| if (DHD_BUS_CHECK_DOWN_OR_DOWN_IN_PROGRESS(pub)) { |
| DHD_GENERAL_UNLOCK(pub, flags); |
| return; |
| } |
| |
| /* If tick is non-zero, the request is to start the timer */ |
| if (tick) { |
| /* Start the timer only if its not already running */ |
| if (dhd->rpm_timer_valid == FALSE) { |
| mod_timer(&dhd->rpm_timer, jiffies + msecs_to_jiffies(dhd_runtimepm_ms)); |
| dhd->rpm_timer_valid = TRUE; |
| DHD_ERROR(("DHD Runtime PM Timer ON\n")); |
| } |
| } else { |
| /* tick is zero, we have to stop the timer */ |
| /* Stop the timer only if its running, otherwise we don't have to do anything */ |
| if (dhd->rpm_timer_valid == TRUE) { |
| dhd->rpm_timer_valid = FALSE; |
| DHD_GENERAL_UNLOCK(pub, flags); |
| del_timer_sync(&dhd->rpm_timer); |
| DHD_ERROR(("DHD Runtime PM Timer OFF \n")); |
| /* we have already released the lock, so just go to exit */ |
| goto exit; |
| } |
| } |
| |
| DHD_GENERAL_UNLOCK(pub, flags); |
| exit: |
| return; |
| |
| } |
| |
| #endif /* DHD_PCIE_RUNTIMEPM */ |
| |
| int |
| dhd_os_get_img_fwreq(dhd_pub_t *dhd, const struct firmware **fw, char *file_path) |
| { |
| return request_firmware(fw, file_path, |
| dhd_bus_to_dev(dhd->bus)); |
| } |
| |
| void |
| dhd_os_close_img_fwreq(const struct firmware *fw) |
| { |
| release_firmware(fw); |
| } |
| |
| void * |
| dhd_os_open_image1(dhd_pub_t *pub, char *filename) |
| { |
| struct file *fp; |
| int size; |
| |
| fp = dhd_filp_open(filename, O_RDONLY, 0); |
| |
| /* |
| * 2.6.11 (FC4) supports dhd_filp_open() but later revs don't? |
| * Alternative: |
| * fp = open_namei(AT_FDCWD, filename, O_RD, 0); |
| * ??? |
| */ |
| if (IS_ERR(fp) || (fp == NULL)) { |
| fp = NULL; |
| goto err; |
| } |
| |
| if (!S_ISREG(file_inode(fp)->i_mode)) { |
| DHD_ERROR(("%s: %s is not regular file\n", __FUNCTION__, filename)); |
| fp = NULL; |
| goto err; |
| } |
| |
| size = dhd_i_size_read(file_inode(fp)); |
| if (size <= 0) { |
| DHD_ERROR(("%s: %s file size invalid %d\n", __FUNCTION__, filename, size)); |
| fp = NULL; |
| goto err; |
| } |
| |
| DHD_ERROR(("%s: %s (%d bytes) open success\n", __FUNCTION__, filename, size)); |
| |
| err: |
| return fp; |
| } |
| |
| int |
| dhd_os_get_image_block(char *buf, int len, void *image) |
| { |
| struct file *fp = (struct file *)image; |
| int rdlen; |
| int size; |
| |
| if (!image) { |
| return 0; |
| } |
| |
| size = dhd_i_size_read(file_inode(fp)); |
| rdlen = dhd_kernel_read_compat(fp, fp->f_pos, buf, MIN(len, size)); |
| |
| if (len >= size && size != rdlen) { |
| return -EIO; |
| } |
| |
| if (rdlen > 0) { |
| fp->f_pos += rdlen; |
| } |
| |
| return rdlen; |
| } |
| |
| #if defined(BT_OVER_SDIO) |
| int |
| dhd_os_gets_image(dhd_pub_t *pub, char *str, int len, void *image) |
| { |
| struct file *fp = (struct file *)image; |
| int rd_len; |
| uint str_len = 0; |
| char *str_end = NULL; |
| |
| if (!image) |
| return 0; |
| |
| rd_len = dhd_kernel_read_compat(fp, fp->f_pos, str, len); |
| str_end = strnchr(str, len, '\n'); |
| if (str_end == NULL) { |
| goto err; |
| } |
| str_len = (uint)(str_end - str); |
| |
| /* Advance file pointer past the string length */ |
| fp->f_pos += str_len + 1; |
| bzero(str_end, rd_len - str_len); |
| |
| err: |
| return str_len; |
| } |
| #endif /* defined (BT_OVER_SDIO) */ |
| |
| int |
| dhd_os_get_image_size(void *image) |
| { |
| struct file *fp = (struct file *)image; |
| int size; |
| if (!image) { |
| return 0; |
| } |
| |
| size = dhd_i_size_read(file_inode(fp)); |
| |
| return size; |
| } |
| |
| void |
| dhd_os_close_image1(dhd_pub_t *pub, void *image) |
| { |
| if (image) { |
| dhd_filp_close((struct file *)image, NULL); |
| } |
| } |
| |
| void |
| dhd_os_sdlock(dhd_pub_t *pub) |
| { |
| dhd_info_t *dhd; |
| |
| dhd = (dhd_info_t *)(pub->info); |
| |
| if (dhd_dpc_prio >= 0) |
| down(&dhd->sdsem); |
| else |
| spin_lock_bh(&dhd->sdlock); |
| } |
| |
| void |
| dhd_os_sdunlock(dhd_pub_t *pub) |
| { |
| dhd_info_t *dhd; |
| |
| dhd = (dhd_info_t *)(pub->info); |
| |
| if (dhd_dpc_prio >= 0) |
| up(&dhd->sdsem); |
| else |
| spin_unlock_bh(&dhd->sdlock); |
| } |
| |
| void |
| dhd_os_sdlock_txq(dhd_pub_t *pub) |
| { |
| dhd_info_t *dhd; |
| |
| dhd = (dhd_info_t *)(pub->info); |
| spin_lock_bh(&dhd->txqlock); |
| } |
| |
| void |
| dhd_os_sdunlock_txq(dhd_pub_t *pub) |
| { |
| dhd_info_t *dhd; |
| |
| dhd = (dhd_info_t *)(pub->info); |
| spin_unlock_bh(&dhd->txqlock); |
| } |
| |
| void |
| dhd_os_sdlock_rxq(dhd_pub_t *pub) |
| { |
| } |
| |
| void |
| dhd_os_sdunlock_rxq(dhd_pub_t *pub) |
| { |
| } |
| |
| static void |
| dhd_os_rxflock(dhd_pub_t *pub) |
| { |
| dhd_info_t *dhd; |
| |
| dhd = (dhd_info_t *)(pub->info); |
| spin_lock_bh(&dhd->rxf_lock); |
| |
| } |
| |
| static void |
| dhd_os_rxfunlock(dhd_pub_t *pub) |
| { |
| dhd_info_t *dhd; |
| |
| dhd = (dhd_info_t *)(pub->info); |
| spin_unlock_bh(&dhd->rxf_lock); |
| } |
| |
| #ifdef DHDTCPACK_SUPPRESS |
| unsigned long |
| dhd_os_tcpacklock(dhd_pub_t *pub) |
| { |
| dhd_info_t *dhd; |
| unsigned long flags = 0; |
| |
| dhd = (dhd_info_t *)(pub->info); |
| |
| if (dhd) { |
| #ifdef BCMSDIO |
| spin_lock_bh(&dhd->tcpack_lock); |
| #else |
| flags = osl_spin_lock(&dhd->tcpack_lock); |
| #endif /* BCMSDIO */ |
| } |
| |
| return flags; |
| } |
| |
| void |
| dhd_os_tcpackunlock(dhd_pub_t *pub, unsigned long flags) |
| { |
| dhd_info_t *dhd; |
| |
| #ifdef BCMSDIO |
| BCM_REFERENCE(flags); |
| #endif /* BCMSDIO */ |
| |
| dhd = (dhd_info_t *)(pub->info); |
| |
| if (dhd) { |
| #ifdef BCMSDIO |
| spin_unlock_bh(&dhd->tcpack_lock); |
| #else |
| osl_spin_unlock(&dhd->tcpack_lock, flags); |
| #endif /* BCMSDIO */ |
| } |
| } |
| #endif /* DHDTCPACK_SUPPRESS */ |
| |
| uint8* dhd_os_prealloc(dhd_pub_t *dhdpub, int section, uint size, bool kmalloc_if_fail) |
| { |
| uint8* buf; |
| gfp_t flags = CAN_SLEEP() ? GFP_KERNEL: GFP_ATOMIC; |
| |
| buf = (uint8*)wifi_platform_prealloc(dhdpub->info->adapter, section, size); |
| if (buf == NULL && kmalloc_if_fail) |
| buf = kmalloc(size, flags); |
| |
| return buf; |
| } |
| |
| void dhd_os_prefree(dhd_pub_t *dhdpub, void *addr, uint size) |
| { |
| } |
| |
| static int |
| dhd_wl_host_event(dhd_info_t *dhd, int ifidx, void *pktdata, uint16 pktlen, |
| wl_event_msg_t *event, void **data) |
| { |
| int bcmerror = 0; |
| #ifdef WL_CFG80211 |
| unsigned long flags = 0; |
| #endif /* WL_CFG80211 */ |
| ASSERT(dhd != NULL); |
| |
| #ifdef SHOW_LOGTRACE |
| bcmerror = wl_process_host_event(&dhd->pub, &ifidx, pktdata, pktlen, event, data, |
| &dhd->event_data); |
| #else |
| bcmerror = wl_process_host_event(&dhd->pub, &ifidx, pktdata, pktlen, event, data, |
| NULL); |
| #endif /* SHOW_LOGTRACE */ |
| if (unlikely(bcmerror != BCME_OK)) { |
| return bcmerror; |
| } |
| |
| if (ntoh32(event->event_type) == WLC_E_IF) { |
| /* WLC_E_IF event types are consumed by wl_process_host_event. |
| * For ifadd/del ops, the netdev ptr may not be valid at this |
| * point. so return before invoking cfg80211/wext handlers. |
| */ |
| return BCME_OK; |
| } |
| |
| #ifdef WL_CFG80211 |
| if (dhd->iflist[ifidx]->net) { |
| DHD_UP_LOCK(&dhd->pub.up_lock, flags); |
| if (dhd->pub.up) { |
| wl_cfg80211_event(dhd->iflist[ifidx]->net, event, *data); |
| } |
| DHD_UP_UNLOCK(&dhd->pub.up_lock, flags); |
| } |
| #endif /* defined(WL_CFG80211) */ |
| |
| return (bcmerror); |
| } |
| |
| /* send up locally generated event */ |
| void |
| dhd_sendup_event(dhd_pub_t *dhdp, wl_event_msg_t *event, void *data) |
| { |
| switch (ntoh32(event->event_type)) { |
| /* Handle error case or further events here */ |
| default: |
| break; |
| } |
| } |
| |
| #ifdef LOG_INTO_TCPDUMP |
| void |
| dhd_sendup_log(dhd_pub_t *dhdp, void *data, int data_len) |
| { |
| struct sk_buff *p, *skb; |
| uint32 pktlen; |
| int len; |
| dhd_if_t *ifp; |
| dhd_info_t *dhd; |
| uchar *skb_data; |
| int ifidx = 0; |
| struct ether_header eth; |
| |
| pktlen = sizeof(eth) + data_len; |
| dhd = dhdp->info; |
| |
| if ((p = PKTGET(dhdp->osh, pktlen, FALSE))) { |
| ASSERT(ISALIGNED((uintptr)PKTDATA(dhdp->osh, p), sizeof(uint32))); |
| |
| bcopy(&dhdp->mac, ð.ether_dhost, ETHER_ADDR_LEN); |
| bcopy(&dhdp->mac, ð.ether_shost, ETHER_ADDR_LEN); |
| ETHER_TOGGLE_LOCALADDR(ð.ether_shost); |
| eth.ether_type = hton16(ETHER_TYPE_BRCM); |
| |
| bcopy((void *)ð, PKTDATA(dhdp->osh, p), sizeof(eth)); |
| bcopy(data, PKTDATA(dhdp->osh, p) + sizeof(eth), data_len); |
| skb = PKTTONATIVE(dhdp->osh, p); |
| skb_data = skb->data; |
| len = skb->len; |
| |
| ifidx = dhd_ifname2idx(dhd, "wlan0"); |
| ifp = dhd->iflist[ifidx]; |
| if (ifp == NULL) |
| ifp = dhd->iflist[0]; |
| |
| ASSERT(ifp); |
| skb->dev = ifp->net; |
| skb->protocol = eth_type_trans(skb, skb->dev); |
| skb->data = skb_data; |
| skb->len = len; |
| |
| /* Strip header, count, deliver upward */ |
| skb_pull(skb, ETH_HLEN); |
| |
| bcm_object_trace_opr(skb, BCM_OBJDBG_REMOVE, |
| __FUNCTION__, __LINE__); |
| /* Send the packet */ |
| if (in_interrupt()) { |
| netif_rx(skb); |
| } else { |
| netif_rx_ni(skb); |
| } |
| } else { |
| /* Could not allocate a sk_buf */ |
| DHD_ERROR(("%s: unable to alloc sk_buf", __FUNCTION__)); |
| } |
| } |
| #endif /* LOG_INTO_TCPDUMP */ |
| |
| void dhd_wait_for_event(dhd_pub_t *dhd, bool *lockvar) |
| { |
| #if defined(BCMSDIO) |
| struct dhd_info *dhdinfo = dhd->info; |
| |
| int timeout = msecs_to_jiffies(IOCTL_RESP_TIMEOUT); |
| |
| dhd_os_sdunlock(dhd); |
| wait_event_timeout(dhdinfo->ctrl_wait, (*lockvar == FALSE), timeout); |
| dhd_os_sdlock(dhd); |
| #endif /* defined(BCMSDIO) */ |
| return; |
| } /* dhd_init_static_strs_array */ |
| |
| void dhd_wait_event_wakeup(dhd_pub_t *dhd) |
| { |
| #if defined(BCMSDIO) |
| struct dhd_info *dhdinfo = dhd->info; |
| if (waitqueue_active(&dhdinfo->ctrl_wait)) |
| wake_up(&dhdinfo->ctrl_wait); |
| #endif |
| return; |
| } |
| |
| #if defined(BCMSDIO) || defined(BCMPCIE) |
| int |
| dhd_net_bus_devreset(struct net_device *dev, uint8 flag) |
| { |
| int ret; |
| |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| |
| #ifdef DHD_PCIE_NATIVE_RUNTIMEPM |
| if (pm_runtime_get_sync(dhd_bus_to_dev(dhd->pub.bus)) < 0) |
| return BCME_ERROR; |
| #endif /* DHD_PCIE_NATIVE_RUNTIMEPM */ |
| |
| if (flag == TRUE) { |
| #ifndef WL_CFG80211 |
| /* Issue wl down command for non-cfg before resetting the chip */ |
| if (dhd_wl_ioctl_cmd(&dhd->pub, WLC_DOWN, NULL, 0, TRUE, 0) < 0) { |
| DHD_TRACE(("%s: wl down failed\n", __FUNCTION__)); |
| } |
| #endif /* !WL_CFG80211 */ |
| #ifdef PROP_TXSTATUS |
| if (dhd->pub.wlfc_enabled) { |
| dhd_wlfc_deinit(&dhd->pub); |
| } |
| #endif /* PROP_TXSTATUS */ |
| #ifdef PNO_SUPPORT |
| if (dhd->pub.pno_state) { |
| dhd_pno_deinit(&dhd->pub); |
| } |
| #endif |
| #ifdef RTT_SUPPORT |
| if (dhd->pub.rtt_state) { |
| dhd_rtt_deinit(&dhd->pub); |
| } |
| #endif /* RTT_SUPPORT */ |
| |
| /* |
| * XXX Detach only if the module is not attached by default at dhd_attach. |
| * If attached by default, we need to keep it till dhd_detach, so that |
| * module is not detached at wifi on/off |
| */ |
| #if defined(DBG_PKT_MON) && !defined(DBG_PKT_MON_INIT_DEFAULT) |
| dhd_os_dbg_detach_pkt_monitor(&dhd->pub); |
| #endif /* DBG_PKT_MON */ |
| } |
| |
| #ifdef BCMSDIO |
| /* XXX Some DHD modules (e.g. cfg80211) configures operation mode based on firmware name. |
| * This is indeed a hack but we have to make it work properly before we have a better |
| * solution |
| */ |
| if (!flag) { |
| dhd_update_fw_nv_path(dhd); |
| /* update firmware and nvram path to sdio bus */ |
| dhd_bus_update_fw_nv_path(dhd->pub.bus, |
| dhd->fw_path, dhd->nv_path); |
| } |
| #endif /* BCMSDIO */ |
| #if defined(CONFIG_ARCH_EXYNOS) && defined(BCMPCIE) |
| #if !defined(CONFIG_SOC_EXYNOS8890) && !defined(SUPPORT_EXYNOS7420) |
| /* XXX: JIRA SWWLAN-139454: Added L1ss enable |
| * after firmware download completion due to link down issue |
| * JIRA SWWLAN-142236: Amendment - Changed L1ss enable point |
| */ |
| DHD_ERROR(("%s Disable L1ss EP side\n", __FUNCTION__)); |
| if (flag == FALSE && dhd->pub.busstate == DHD_BUS_DOWN) |
| #if defined(CONFIG_SOC_GS101) |
| exynos_pcie_rc_l1ss_ctrl(0, PCIE_L1SS_CTRL_WIFI, 1); |
| #else |
| exynos_pcie_l1ss_ctrl(0, PCIE_L1SS_CTRL_WIFI); |
| #endif |
| |
| #endif /* !CONFIG_SOC_EXYNOS8890 && !defined(SUPPORT_EXYNOS7420) */ |
| #endif /* CONFIG_ARCH_EXYNOS && BCMPCIE */ |
| |
| ret = dhd_bus_devreset(&dhd->pub, flag); |
| |
| #ifdef DHD_PCIE_NATIVE_RUNTIMEPM |
| pm_runtime_mark_last_busy(dhd_bus_to_dev(dhd->pub.bus)); |
| pm_runtime_put_autosuspend(dhd_bus_to_dev(dhd->pub.bus)); |
| #endif /* DHD_PCIE_NATIVE_RUNTIMEPM */ |
| |
| if (flag) { |
| /* Clear some flags for recovery logic */ |
| dhd->pub.dongle_trap_occured = 0; |
| dhd->pub.iovar_timeout_occured = 0; |
| #ifdef PCIE_FULL_DONGLE |
| dhd->pub.d3ack_timeout_occured = 0; |
| dhd->pub.livelock_occured = 0; |
| dhd->pub.pktid_audit_failed = 0; |
| #endif /* PCIE_FULL_DONGLE */ |
| dhd->pub.smmu_fault_occurred = 0; |
| dhd->pub.iface_op_failed = 0; |
| dhd->pub.scan_timeout_occurred = 0; |
| dhd->pub.scan_busy_occurred = 0; |
| } |
| |
| if (ret) { |
| DHD_ERROR(("%s: dhd_bus_devreset: %d\n", __FUNCTION__, ret)); |
| } |
| |
| return ret; |
| } |
| |
| int |
| dhd_net_bus_suspend(struct net_device *dev) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| return dhd_bus_suspend(&dhd->pub); |
| } |
| |
| int |
| dhd_net_bus_resume(struct net_device *dev, uint8 stage) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| return dhd_bus_resume(&dhd->pub, stage); |
| } |
| |
| #endif /* BCMSDIO || BCMPCIE */ |
| |
| int net_os_set_suspend_disable(struct net_device *dev, int val) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| int ret = 0; |
| |
| if (dhd) { |
| ret = dhd->pub.suspend_disable_flag; |
| dhd->pub.suspend_disable_flag = val; |
| } |
| return ret; |
| } |
| |
| int net_os_set_suspend(struct net_device *dev, int val, int force) |
| { |
| int ret = 0; |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| |
| if (dhd) { |
| #if defined(CONFIG_HAS_EARLYSUSPEND) && defined(DHD_USE_EARLYSUSPEND) |
| ret = dhd_set_suspend(val, &dhd->pub); |
| #else |
| ret = dhd_suspend_resume_helper(dhd, val, force); |
| #endif |
| #ifdef WL_CFG80211 |
| wl_cfg80211_update_power_mode(dev); |
| #endif |
| } |
| return ret; |
| } |
| |
| int net_os_set_suspend_bcn_li_dtim(struct net_device *dev, int val) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| |
| if (dhd) { |
| DHD_ERROR(("%s: Set bcn_li_dtim in suspend %d\n", |
| __FUNCTION__, val)); |
| dhd->pub.suspend_bcn_li_dtim = val; |
| } |
| |
| return 0; |
| } |
| |
| int net_os_set_max_dtim_enable(struct net_device *dev, int val) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| |
| if (dhd) { |
| DHD_ERROR(("%s: use MAX bcn_li_dtim in suspend %s\n", |
| __FUNCTION__, (val ? "Enable" : "Disable"))); |
| if (val) { |
| dhd->pub.max_dtim_enable = TRUE; |
| } else { |
| dhd->pub.max_dtim_enable = FALSE; |
| } |
| } else { |
| return -1; |
| } |
| |
| return 0; |
| } |
| |
| #ifdef DISABLE_DTIM_IN_SUSPEND |
| int net_os_set_disable_dtim_in_suspend(struct net_device *dev, int val) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| |
| if (dhd) { |
| DHD_ERROR(("%s: Disable bcn_li_dtim in suspend %s\n", |
| __FUNCTION__, (val ? "Enable" : "Disable"))); |
| if (val) { |
| dhd->pub.disable_dtim_in_suspend = TRUE; |
| } else { |
| dhd->pub.disable_dtim_in_suspend = FALSE; |
| } |
| } else { |
| return BCME_ERROR; |
| } |
| |
| return BCME_OK; |
| } |
| #endif /* DISABLE_DTIM_IN_SUSPEND */ |
| |
| #ifdef PKT_FILTER_SUPPORT |
| int net_os_rxfilter_add_remove(struct net_device *dev, int add_remove, int num) |
| { |
| int ret = 0; |
| |
| #ifndef GAN_LITE_NAT_KEEPALIVE_FILTER |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| |
| DHD_INFO(("%s: add_remove = %d, num = %d\n", __FUNCTION__, add_remove, num)); |
| if (!dhd || (num == DHD_UNICAST_FILTER_NUM)) { |
| return 0; |
| } |
| |
| #ifdef BLOCK_IPV6_PACKET |
| /* customer want to use NO IPV6 packets only */ |
| if (num == DHD_MULTICAST6_FILTER_NUM) { |
| return 0; |
| } |
| #endif /* BLOCK_IPV6_PACKET */ |
| |
| if (num >= dhd->pub.pktfilter_count) { |
| return -EINVAL; |
| } |
| |
| ret = dhd_packet_filter_add_remove(&dhd->pub, add_remove, num); |
| #endif /* !GAN_LITE_NAT_KEEPALIVE_FILTER */ |
| |
| return ret; |
| } |
| |
| /* XXX RB:4238 Change net_os_set_packet_filter() function name to net_os_enable_packet_filter() |
| * previous code do 'set' & 'enable' in one fucntion. |
| * but from now on, we are going to separate 'set' and 'enable' feature. |
| * - set : net_os_rxfilter_add_remove() -> dhd_set_packet_filter() -> dhd_pktfilter_offload_set() |
| * - enable : net_os_enable_packet_filter() -> dhd_enable_packet_filter() |
| * -> dhd_pktfilter_offload_enable() |
| */ |
| int dhd_os_enable_packet_filter(dhd_pub_t *dhdp, int val) |
| |
| { |
| int ret = 0; |
| |
| /* Packet filtering is set only if we still in early-suspend and |
| * we need either to turn it ON or turn it OFF |
| * We can always turn it OFF in case of early-suspend, but we turn it |
| * back ON only if suspend_disable_flag was not set |
| */ |
| if (dhdp && dhdp->up) { |
| if (dhdp->in_suspend) { |
| if (!val || (val && !dhdp->suspend_disable_flag)) |
| dhd_enable_packet_filter(val, dhdp); |
| } |
| } |
| return ret; |
| } |
| |
| /* function to enable/disable packet for Network device */ |
| int net_os_enable_packet_filter(struct net_device *dev, int val) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| |
| DHD_INFO(("%s: val = %d\n", __FUNCTION__, val)); |
| return dhd_os_enable_packet_filter(&dhd->pub, val); |
| } |
| #endif /* PKT_FILTER_SUPPORT */ |
| |
| int |
| dhd_dev_init_ioctl(struct net_device *dev) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| int ret; |
| |
| if ((ret = dhd_sync_with_dongle(&dhd->pub)) < 0) |
| goto done; |
| |
| done: |
| return ret; |
| } |
| |
| int |
| dhd_dev_get_feature_set(struct net_device *dev) |
| { |
| dhd_info_t *ptr = *(dhd_info_t **)netdev_priv(dev); |
| dhd_pub_t *dhd = (&ptr->pub); |
| int feature_set = 0; |
| |
| if (FW_SUPPORTED(dhd, sta)) |
| feature_set |= WIFI_FEATURE_INFRA; |
| if (FW_SUPPORTED(dhd, dualband)) |
| feature_set |= WIFI_FEATURE_INFRA_5G; |
| if (FW_SUPPORTED(dhd, p2p)) |
| feature_set |= WIFI_FEATURE_P2P; |
| if (dhd->op_mode & DHD_FLAG_HOSTAP_MODE) |
| feature_set |= WIFI_FEATURE_SOFT_AP; |
| if (FW_SUPPORTED(dhd, tdls)) |
| feature_set |= WIFI_FEATURE_TDLS; |
| if (FW_SUPPORTED(dhd, vsdb)) |
| feature_set |= WIFI_FEATURE_TDLS_OFFCHANNEL; |
| if (FW_SUPPORTED(dhd, nan)) { |
| feature_set |= WIFI_FEATURE_NAN; |
| /* NAN is essentail for d2d rtt */ |
| if (FW_SUPPORTED(dhd, rttd2d)) |
| feature_set |= WIFI_FEATURE_D2D_RTT; |
| } |
| #ifdef RTT_SUPPORT |
| feature_set |= WIFI_FEATURE_D2D_RTT; |
| feature_set |= WIFI_FEATURE_D2AP_RTT; |
| #endif /* RTT_SUPPORT */ |
| #ifdef LINKSTAT_SUPPORT |
| feature_set |= WIFI_FEATURE_LINKSTAT; |
| #endif /* LINKSTAT_SUPPORT */ |
| |
| #if defined(PNO_SUPPORT) && !defined(DISABLE_ANDROID_PNO) |
| if (dhd_is_pno_supported(dhd)) { |
| feature_set |= WIFI_FEATURE_PNO; |
| #ifdef BATCH_SCAN |
| /* Deprecated */ |
| feature_set |= WIFI_FEATURE_BATCH_SCAN; |
| #endif /* BATCH_SCAN */ |
| #ifdef GSCAN_SUPPORT |
| #ifndef DISABLE_ANDROID_GSCAN |
| feature_set |= WIFI_FEATURE_GSCAN; |
| #endif /* DISABLE_ANDROID_GSCAN */ |
| feature_set |= WIFI_FEATURE_HAL_EPNO; |
| #endif /* GSCAN_SUPPORT */ |
| } |
| #endif /* PNO_SUPPORT && !DISABLE_ANDROID_PNO */ |
| #ifdef RSSI_MONITOR_SUPPORT |
| if (FW_SUPPORTED(dhd, rssi_mon)) { |
| feature_set |= WIFI_FEATURE_RSSI_MONITOR; |
| } |
| #endif /* RSSI_MONITOR_SUPPORT */ |
| #ifdef KEEP_ALIVE |
| feature_set |= WIFI_FEATURE_MKEEP_ALIVE; |
| #endif /* KEEP_ALIVE_SUPPORT*/ |
| #ifdef WL11U |
| feature_set |= WIFI_FEATURE_HOTSPOT; |
| #endif /* WL11U */ |
| #ifdef NDO_CONFIG_SUPPORT |
| feature_set |= WIFI_FEATURE_CONFIG_NDO; |
| #endif /* NDO_CONFIG_SUPPORT */ |
| #ifdef SUPPORT_RANDOM_MAC_SCAN |
| feature_set |= WIFI_FEATURE_SCAN_RAND; |
| #endif /* SUPPORT_RANDOM_MAC_SCAN */ |
| #ifdef FILTER_IE |
| if (FW_SUPPORTED(dhd, fie)) { |
| feature_set |= WIFI_FEATURE_FILTER_IE; |
| } |
| #endif /* FILTER_IE */ |
| #ifdef ROAMEXP_SUPPORT |
| feature_set |= WIFI_FEATURE_CONTROL_ROAMING; |
| #endif /* ROAMEXP_SUPPORT */ |
| #ifdef WL_P2P_RAND |
| feature_set |= WIFI_FEATURE_P2P_RAND_MAC; |
| #endif /* WL_P2P_RAND */ |
| #ifdef WL_SAR_TX_POWER |
| feature_set |= WIFI_FEATURE_SET_TX_POWER_LIMIT; |
| feature_set |= WIFI_FEATURE_USE_BODY_HEAD_SAR; |
| #endif /* WL_SAR_TX_POWER */ |
| #ifdef WL_STATIC_IF |
| feature_set |= WIFI_FEATURE_AP_STA; |
| #endif /* WL_STATIC_IF */ |
| return feature_set; |
| } |
| |
| int |
| dhd_dev_get_feature_set_matrix(struct net_device *dev, int num) |
| { |
| int feature_set_full; |
| int ret = 0; |
| |
| feature_set_full = dhd_dev_get_feature_set(dev); |
| |
| /* Common feature set for all interface */ |
| ret = (feature_set_full & WIFI_FEATURE_INFRA) | |
| (feature_set_full & WIFI_FEATURE_INFRA_5G) | |
| (feature_set_full & WIFI_FEATURE_D2D_RTT) | |
| (feature_set_full & WIFI_FEATURE_D2AP_RTT) | |
| (feature_set_full & WIFI_FEATURE_RSSI_MONITOR) | |
| (feature_set_full & WIFI_FEATURE_EPR); |
| |
| /* Specific feature group for each interface */ |
| switch (num) { |
| case 0: |
| ret |= (feature_set_full & WIFI_FEATURE_P2P) | |
| /* Not supported yet */ |
| /* (feature_set_full & WIFI_FEATURE_NAN) | */ |
| (feature_set_full & WIFI_FEATURE_TDLS) | |
| (feature_set_full & WIFI_FEATURE_PNO) | |
| (feature_set_full & WIFI_FEATURE_HAL_EPNO) | |
| (feature_set_full & WIFI_FEATURE_BATCH_SCAN) | |
| (feature_set_full & WIFI_FEATURE_GSCAN) | |
| (feature_set_full & WIFI_FEATURE_HOTSPOT) | |
| (feature_set_full & WIFI_FEATURE_ADDITIONAL_STA); |
| break; |
| |
| case 1: |
| ret |= (feature_set_full & WIFI_FEATURE_P2P); |
| /* Not yet verified NAN with P2P */ |
| /* (feature_set_full & WIFI_FEATURE_NAN) | */ |
| break; |
| |
| case 2: |
| ret |= (feature_set_full & WIFI_FEATURE_NAN) | |
| (feature_set_full & WIFI_FEATURE_TDLS) | |
| (feature_set_full & WIFI_FEATURE_TDLS_OFFCHANNEL); |
| break; |
| |
| default: |
| ret = WIFI_FEATURE_INVALID; |
| DHD_ERROR(("%s: Out of index(%d) for get feature set\n", __FUNCTION__, num)); |
| break; |
| } |
| |
| return ret; |
| } |
| #ifdef CUSTOM_FORCE_NODFS_FLAG |
| int |
| dhd_dev_set_nodfs(struct net_device *dev, u32 nodfs) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| |
| if (nodfs) |
| dhd->pub.dhd_cflags |= WLAN_PLAT_NODFS_FLAG; |
| else |
| dhd->pub.dhd_cflags &= ~WLAN_PLAT_NODFS_FLAG; |
| dhd->pub.force_country_change = TRUE; |
| return 0; |
| } |
| #endif /* CUSTOM_FORCE_NODFS_FLAG */ |
| #ifdef NDO_CONFIG_SUPPORT |
| int |
| dhd_dev_ndo_cfg(struct net_device *dev, u8 enable) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| dhd_pub_t *dhdp = &dhd->pub; |
| int ret = 0; |
| |
| if (enable) { |
| /* enable ND offload feature (will be enabled in FW on suspend) */ |
| dhdp->ndo_enable = TRUE; |
| |
| /* Update changes of anycast address & DAD failed address */ |
| ret = dhd_dev_ndo_update_inet6addr(dev); |
| if ((ret < 0) && (ret != BCME_NORESOURCE)) { |
| DHD_ERROR(("%s: failed to update host ip addr: %d\n", __FUNCTION__, ret)); |
| return ret; |
| } |
| } else { |
| /* disable ND offload feature */ |
| dhdp->ndo_enable = FALSE; |
| |
| /* disable ND offload in FW */ |
| ret = dhd_ndo_enable(dhdp, FALSE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: failed to disable NDO: %d\n", __FUNCTION__, ret)); |
| } |
| } |
| return ret; |
| } |
| |
| static int |
| dhd_dev_ndo_get_valid_inet6addr_count(struct inet6_dev *inet6) |
| { |
| struct inet6_ifaddr *ifa; |
| struct ifacaddr6 *acaddr = NULL; |
| int addr_count = 0; |
| |
| /* lock */ |
| read_lock_bh(&inet6->lock); |
| |
| GCC_DIAGNOSTIC_PUSH_SUPPRESS_CAST(); |
| /* Count valid unicast address */ |
| list_for_each_entry(ifa, &inet6->addr_list, if_list) { |
| GCC_DIAGNOSTIC_POP(); |
| if ((ifa->flags & IFA_F_DADFAILED) == 0) { |
| addr_count++; |
| } |
| } |
| |
| /* Count anycast address */ |
| acaddr = inet6->ac_list; |
| while (acaddr) { |
| addr_count++; |
| acaddr = acaddr->aca_next; |
| } |
| |
| /* unlock */ |
| read_unlock_bh(&inet6->lock); |
| |
| return addr_count; |
| } |
| |
| int |
| dhd_dev_ndo_update_inet6addr(struct net_device *dev) |
| { |
| dhd_info_t *dhd; |
| dhd_pub_t *dhdp; |
| struct inet6_dev *inet6; |
| struct inet6_ifaddr *ifa; |
| struct ifacaddr6 *acaddr = NULL; |
| struct in6_addr *ipv6_addr = NULL; |
| int cnt, i; |
| int ret = BCME_OK; |
| |
| /* |
| * this function evaulates host ip address in struct inet6_dev |
| * unicast addr in inet6_dev->addr_list |
| * anycast addr in inet6_dev->ac_list |
| * while evaluating inet6_dev, read_lock_bh() is required to prevent |
| * access on null(freed) pointer. |
| */ |
| |
| if (dev) { |
| inet6 = dev->ip6_ptr; |
| if (!inet6) { |
| DHD_ERROR(("%s: Invalid inet6_dev\n", __FUNCTION__)); |
| return BCME_ERROR; |
| } |
| |
| dhd = DHD_DEV_INFO(dev); |
| if (!dhd) { |
| DHD_ERROR(("%s: Invalid dhd_info\n", __FUNCTION__)); |
| return BCME_ERROR; |
| } |
| dhdp = &dhd->pub; |
| |
| if (dhd_net2idx(dhd, dev) != 0) { |
| DHD_ERROR(("%s: Not primary interface\n", __FUNCTION__)); |
| return BCME_ERROR; |
| } |
| } else { |
| DHD_ERROR(("%s: Invalid net_device\n", __FUNCTION__)); |
| return BCME_ERROR; |
| } |
| |
| /* Check host IP overflow */ |
| cnt = dhd_dev_ndo_get_valid_inet6addr_count(inet6); |
| if (cnt > dhdp->ndo_max_host_ip) { |
| if (!dhdp->ndo_host_ip_overflow) { |
| dhdp->ndo_host_ip_overflow = TRUE; |
| /* Disable ND offload in FW */ |
| DHD_INFO(("%s: Host IP overflow, disable NDO\n", __FUNCTION__)); |
| ret = dhd_ndo_enable(dhdp, FALSE); |
| } |
| |
| return ret; |
| } |
| |
| /* |
| * Allocate ipv6 addr buffer to store addresses to be added/removed. |
| * driver need to lock inet6_dev while accessing structure. but, driver |
| * cannot use ioctl while inet6_dev locked since it requires scheduling |
| * hence, copy addresses to the buffer and do ioctl after unlock. |
| */ |
| ipv6_addr = (struct in6_addr *)MALLOC(dhdp->osh, |
| sizeof(struct in6_addr) * dhdp->ndo_max_host_ip); |
| if (!ipv6_addr) { |
| DHD_ERROR(("%s: failed to alloc ipv6 addr buffer\n", __FUNCTION__)); |
| return BCME_NOMEM; |
| } |
| |
| /* Find DAD failed unicast address to be removed */ |
| cnt = 0; |
| read_lock_bh(&inet6->lock); |
| GCC_DIAGNOSTIC_PUSH_SUPPRESS_CAST(); |
| list_for_each_entry(ifa, &inet6->addr_list, if_list) { |
| GCC_DIAGNOSTIC_POP(); |
| /* DAD failed unicast address */ |
| if ((ifa->flags & IFA_F_DADFAILED) && |
| (cnt < dhdp->ndo_max_host_ip)) { |
| memcpy(&ipv6_addr[cnt], &ifa->addr, sizeof(struct in6_addr)); |
| cnt++; |
| } |
| } |
| read_unlock_bh(&inet6->lock); |
| |
| /* Remove DAD failed unicast address */ |
| for (i = 0; i < cnt; i++) { |
| DHD_INFO(("%s: Remove DAD failed addr\n", __FUNCTION__)); |
| ret = dhd_ndo_remove_ip_by_addr(dhdp, (char *)&ipv6_addr[i], 0); |
| if (ret < 0) { |
| goto done; |
| } |
| } |
| |
| /* Remove all anycast address */ |
| ret = dhd_ndo_remove_ip_by_type(dhdp, WL_ND_IPV6_ADDR_TYPE_ANYCAST, 0); |
| if (ret < 0) { |
| goto done; |
| } |
| |
| /* |
| * if ND offload was disabled due to host ip overflow, |
| * attempt to add valid unicast address. |
| */ |
| if (dhdp->ndo_host_ip_overflow) { |
| /* Find valid unicast address */ |
| cnt = 0; |
| read_lock_bh(&inet6->lock); |
| GCC_DIAGNOSTIC_PUSH_SUPPRESS_CAST(); |
| list_for_each_entry(ifa, &inet6->addr_list, if_list) { |
| GCC_DIAGNOSTIC_POP(); |
| /* valid unicast address */ |
| if (!(ifa->flags & IFA_F_DADFAILED) && |
| (cnt < dhdp->ndo_max_host_ip)) { |
| memcpy(&ipv6_addr[cnt], &ifa->addr, |
| sizeof(struct in6_addr)); |
| cnt++; |
| } |
| } |
| read_unlock_bh(&inet6->lock); |
| |
| /* Add valid unicast address */ |
| for (i = 0; i < cnt; i++) { |
| ret = dhd_ndo_add_ip_with_type(dhdp, |
| (char *)&ipv6_addr[i], WL_ND_IPV6_ADDR_TYPE_UNICAST, 0); |
| if (ret < 0) { |
| goto done; |
| } |
| } |
| } |
| |
| /* Find anycast address */ |
| cnt = 0; |
| read_lock_bh(&inet6->lock); |
| acaddr = inet6->ac_list; |
| while (acaddr) { |
| if (cnt < dhdp->ndo_max_host_ip) { |
| memcpy(&ipv6_addr[cnt], &acaddr->aca_addr, sizeof(struct in6_addr)); |
| cnt++; |
| } |
| acaddr = acaddr->aca_next; |
| } |
| read_unlock_bh(&inet6->lock); |
| |
| /* Add anycast address */ |
| for (i = 0; i < cnt; i++) { |
| ret = dhd_ndo_add_ip_with_type(dhdp, |
| (char *)&ipv6_addr[i], WL_ND_IPV6_ADDR_TYPE_ANYCAST, 0); |
| if (ret < 0) { |
| goto done; |
| } |
| } |
| |
| /* Now All host IP addr were added successfully */ |
| if (dhdp->ndo_host_ip_overflow) { |
| dhdp->ndo_host_ip_overflow = FALSE; |
| if (dhdp->in_suspend) { |
| /* drvier is in (early) suspend state, need to enable ND offload in FW */ |
| DHD_INFO(("%s: enable NDO\n", __FUNCTION__)); |
| ret = dhd_ndo_enable(dhdp, TRUE); |
| } |
| } |
| |
| done: |
| if (ipv6_addr) { |
| MFREE(dhdp->osh, ipv6_addr, sizeof(struct in6_addr) * dhdp->ndo_max_host_ip); |
| } |
| |
| return ret; |
| } |
| |
| #endif /* NDO_CONFIG_SUPPORT */ |
| |
| #ifdef PNO_SUPPORT |
| /* Linux wrapper to call common dhd_pno_stop_for_ssid */ |
| int |
| dhd_dev_pno_stop_for_ssid(struct net_device *dev) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| |
| return (dhd_pno_stop_for_ssid(&dhd->pub)); |
| } |
| /* Linux wrapper to call common dhd_pno_set_for_ssid */ |
| int |
| dhd_dev_pno_set_for_ssid(struct net_device *dev, wlc_ssid_ext_t* ssids_local, int nssid, |
| uint16 scan_fr, int pno_repeat, int pno_freq_expo_max, uint16 *channel_list, int nchan) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| |
| return (dhd_pno_set_for_ssid(&dhd->pub, ssids_local, nssid, scan_fr, |
| pno_repeat, pno_freq_expo_max, channel_list, nchan)); |
| } |
| |
| /* Linux wrapper to call common dhd_pno_enable */ |
| int |
| dhd_dev_pno_enable(struct net_device *dev, int enable) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| |
| return (dhd_pno_enable(&dhd->pub, enable)); |
| } |
| |
| /* Linux wrapper to call common dhd_pno_set_for_hotlist */ |
| int |
| dhd_dev_pno_set_for_hotlist(struct net_device *dev, wl_pfn_bssid_t *p_pfn_bssid, |
| struct dhd_pno_hotlist_params *hotlist_params) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| return (dhd_pno_set_for_hotlist(&dhd->pub, p_pfn_bssid, hotlist_params)); |
| } |
| /* Linux wrapper to call common dhd_dev_pno_stop_for_batch */ |
| int |
| dhd_dev_pno_stop_for_batch(struct net_device *dev) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| return (dhd_pno_stop_for_batch(&dhd->pub)); |
| } |
| /* Linux wrapper to call common dhd_dev_pno_set_for_batch */ |
| int |
| dhd_dev_pno_set_for_batch(struct net_device *dev, struct dhd_pno_batch_params *batch_params) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| return (dhd_pno_set_for_batch(&dhd->pub, batch_params)); |
| } |
| /* Linux wrapper to call common dhd_dev_pno_get_for_batch */ |
| int |
| dhd_dev_pno_get_for_batch(struct net_device *dev, char *buf, int bufsize) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| return (dhd_pno_get_for_batch(&dhd->pub, buf, bufsize, PNO_STATUS_NORMAL)); |
| } |
| #endif /* PNO_SUPPORT */ |
| |
| #if defined(PNO_SUPPORT) |
| #ifdef GSCAN_SUPPORT |
| bool |
| dhd_dev_is_legacy_pno_enabled(struct net_device *dev) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| |
| return (dhd_is_legacy_pno_enabled(&dhd->pub)); |
| } |
| |
| int |
| dhd_dev_set_epno(struct net_device *dev) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| if (!dhd) { |
| return BCME_ERROR; |
| } |
| return dhd_pno_set_epno(&dhd->pub); |
| } |
| int |
| dhd_dev_flush_fw_epno(struct net_device *dev) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| if (!dhd) { |
| return BCME_ERROR; |
| } |
| return dhd_pno_flush_fw_epno(&dhd->pub); |
| } |
| |
| /* Linux wrapper to call common dhd_pno_set_cfg_gscan */ |
| int |
| dhd_dev_pno_set_cfg_gscan(struct net_device *dev, dhd_pno_gscan_cmd_cfg_t type, |
| void *buf, bool flush) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| |
| return (dhd_pno_set_cfg_gscan(&dhd->pub, type, buf, flush)); |
| } |
| |
| /* Linux wrapper to call common dhd_pno_get_gscan */ |
| void * |
| dhd_dev_pno_get_gscan(struct net_device *dev, dhd_pno_gscan_cmd_cfg_t type, |
| void *info, uint32 *len) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| |
| return (dhd_pno_get_gscan(&dhd->pub, type, info, len)); |
| } |
| |
| /* Linux wrapper to call common dhd_wait_batch_results_complete */ |
| int |
| dhd_dev_wait_batch_results_complete(struct net_device *dev) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| |
| return (dhd_wait_batch_results_complete(&dhd->pub)); |
| } |
| |
| /* Linux wrapper to call common dhd_pno_lock_batch_results */ |
| int |
| dhd_dev_pno_lock_access_batch_results(struct net_device *dev) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| |
| return (dhd_pno_lock_batch_results(&dhd->pub)); |
| } |
| /* Linux wrapper to call common dhd_pno_unlock_batch_results */ |
| void |
| dhd_dev_pno_unlock_access_batch_results(struct net_device *dev) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| |
| return (dhd_pno_unlock_batch_results(&dhd->pub)); |
| } |
| |
| /* Linux wrapper to call common dhd_pno_initiate_gscan_request */ |
| int |
| dhd_dev_pno_run_gscan(struct net_device *dev, bool run, bool flush) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| |
| return (dhd_pno_initiate_gscan_request(&dhd->pub, run, flush)); |
| } |
| |
| /* Linux wrapper to call common dhd_pno_enable_full_scan_result */ |
| int |
| dhd_dev_pno_enable_full_scan_result(struct net_device *dev, bool real_time_flag) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| |
| return (dhd_pno_enable_full_scan_result(&dhd->pub, real_time_flag)); |
| } |
| |
| /* Linux wrapper to call common dhd_handle_hotlist_scan_evt */ |
| void * |
| dhd_dev_hotlist_scan_event(struct net_device *dev, |
| const void *data, int *send_evt_bytes, hotlist_type_t type, u32 *buf_len) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| |
| return (dhd_handle_hotlist_scan_evt(&dhd->pub, data, send_evt_bytes, type, buf_len)); |
| } |
| |
| /* Linux wrapper to call common dhd_process_full_gscan_result */ |
| void * |
| dhd_dev_process_full_gscan_result(struct net_device *dev, |
| const void *data, uint32 len, int *send_evt_bytes) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| |
| return (dhd_process_full_gscan_result(&dhd->pub, data, len, send_evt_bytes)); |
| } |
| |
| void |
| dhd_dev_gscan_hotlist_cache_cleanup(struct net_device *dev, hotlist_type_t type) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| |
| dhd_gscan_hotlist_cache_cleanup(&dhd->pub, type); |
| |
| return; |
| } |
| |
| int |
| dhd_dev_gscan_batch_cache_cleanup(struct net_device *dev) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| |
| return (dhd_gscan_batch_cache_cleanup(&dhd->pub)); |
| } |
| |
| /* Linux wrapper to call common dhd_retreive_batch_scan_results */ |
| int |
| dhd_dev_retrieve_batch_scan(struct net_device *dev) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| |
| return (dhd_retreive_batch_scan_results(&dhd->pub)); |
| } |
| /* Linux wrapper to call common dhd_pno_process_epno_result */ |
| void * dhd_dev_process_epno_result(struct net_device *dev, |
| const void *data, uint32 event, int *send_evt_bytes) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| |
| return (dhd_pno_process_epno_result(&dhd->pub, data, event, send_evt_bytes)); |
| } |
| |
| int |
| dhd_dev_set_lazy_roam_cfg(struct net_device *dev, |
| wlc_roam_exp_params_t *roam_param) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| wl_roam_exp_cfg_t roam_exp_cfg; |
| int err; |
| |
| if (!roam_param) { |
| return BCME_BADARG; |
| } |
| |
| DHD_INFO(("a_band_boost_thr %d a_band_penalty_thr %d\n", |
| roam_param->a_band_boost_threshold, roam_param->a_band_penalty_threshold)); |
| DHD_INFO(("a_band_boost_factor %d a_band_penalty_factor %d cur_bssid_boost %d\n", |
| roam_param->a_band_boost_factor, roam_param->a_band_penalty_factor, |
| roam_param->cur_bssid_boost)); |
| DHD_INFO(("alert_roam_trigger_thr %d a_band_max_boost %d\n", |
| roam_param->alert_roam_trigger_threshold, roam_param->a_band_max_boost)); |
| |
| memcpy(&roam_exp_cfg.params, roam_param, sizeof(*roam_param)); |
| roam_exp_cfg.version = ROAM_EXP_CFG_VERSION; |
| roam_exp_cfg.flags = ROAM_EXP_CFG_PRESENT; |
| if (dhd->pub.lazy_roam_enable) { |
| roam_exp_cfg.flags |= ROAM_EXP_ENABLE_FLAG; |
| } |
| err = dhd_iovar(&dhd->pub, 0, "roam_exp_params", |
| (char *)&roam_exp_cfg, sizeof(roam_exp_cfg), NULL, 0, |
| TRUE); |
| if (err < 0) { |
| DHD_ERROR(("%s : Failed to execute roam_exp_params %d\n", __FUNCTION__, err)); |
| } |
| return err; |
| } |
| |
| int |
| dhd_dev_lazy_roam_enable(struct net_device *dev, uint32 enable) |
| { |
| int err; |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| wl_roam_exp_cfg_t roam_exp_cfg; |
| |
| memset(&roam_exp_cfg, 0, sizeof(roam_exp_cfg)); |
| roam_exp_cfg.version = ROAM_EXP_CFG_VERSION; |
| if (enable) { |
| roam_exp_cfg.flags = ROAM_EXP_ENABLE_FLAG; |
| } |
| |
| err = dhd_iovar(&dhd->pub, 0, "roam_exp_params", |
| (char *)&roam_exp_cfg, sizeof(roam_exp_cfg), NULL, 0, |
| TRUE); |
| if (err < 0) { |
| DHD_ERROR(("%s : Failed to execute roam_exp_params %d\n", __FUNCTION__, err)); |
| } else { |
| dhd->pub.lazy_roam_enable = (enable != 0); |
| } |
| return err; |
| } |
| int |
| dhd_dev_set_lazy_roam_bssid_pref(struct net_device *dev, |
| wl_bssid_pref_cfg_t *bssid_pref, uint32 flush) |
| { |
| int err; |
| uint len; |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| |
| bssid_pref->version = BSSID_PREF_LIST_VERSION; |
| /* By default programming bssid pref flushes out old values */ |
| bssid_pref->flags = (flush && !bssid_pref->count) ? ROAM_EXP_CLEAR_BSSID_PREF: 0; |
| len = sizeof(wl_bssid_pref_cfg_t); |
| if (bssid_pref->count) { |
| len += (bssid_pref->count - 1) * sizeof(wl_bssid_pref_list_t); |
| } |
| err = dhd_iovar(&dhd->pub, 0, "roam_exp_bssid_pref", |
| (char *)bssid_pref, len, NULL, 0, TRUE); |
| if (err != BCME_OK) { |
| DHD_ERROR(("%s : Failed to execute roam_exp_bssid_pref %d\n", __FUNCTION__, err)); |
| } |
| return err; |
| } |
| #endif /* GSCAN_SUPPORT */ |
| #if defined(GSCAN_SUPPORT) || defined(ROAMEXP_SUPPORT) |
| int |
| dhd_dev_set_blacklist_bssid(struct net_device *dev, maclist_t *blacklist, |
| uint32 len, uint32 flush) |
| { |
| int err; |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| int macmode; |
| |
| if (blacklist) { |
| err = dhd_wl_ioctl_cmd(&(dhd->pub), WLC_SET_MACLIST, (char *)blacklist, |
| len, TRUE, 0); |
| if (err != BCME_OK) { |
| DHD_ERROR(("%s : WLC_SET_MACLIST failed %d\n", __FUNCTION__, err)); |
| return err; |
| } |
| } |
| /* By default programming blacklist flushes out old values */ |
| macmode = (flush && !blacklist) ? WLC_MACMODE_DISABLED : WLC_MACMODE_DENY; |
| err = dhd_wl_ioctl_cmd(&(dhd->pub), WLC_SET_MACMODE, (char *)&macmode, |
| sizeof(macmode), TRUE, 0); |
| if (err != BCME_OK) { |
| DHD_ERROR(("%s : WLC_SET_MACMODE failed %d\n", __FUNCTION__, err)); |
| } |
| return err; |
| } |
| int |
| dhd_dev_set_whitelist_ssid(struct net_device *dev, wl_ssid_whitelist_t *ssid_whitelist, |
| uint32 len, uint32 flush) |
| { |
| int err; |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| wl_ssid_whitelist_t whitelist_ssid_flush; |
| |
| if (!ssid_whitelist) { |
| if (flush) { |
| ssid_whitelist = &whitelist_ssid_flush; |
| ssid_whitelist->ssid_count = 0; |
| } else { |
| DHD_ERROR(("%s : Nothing to do here\n", __FUNCTION__)); |
| return BCME_BADARG; |
| } |
| } |
| ssid_whitelist->version = SSID_WHITELIST_VERSION; |
| ssid_whitelist->flags = flush ? ROAM_EXP_CLEAR_SSID_WHITELIST : 0; |
| err = dhd_iovar(&dhd->pub, 0, "roam_exp_ssid_whitelist", (char *)ssid_whitelist, len, NULL, |
| 0, TRUE); |
| if (err != BCME_OK) { |
| if (err == BCME_UNSUPPORTED) { |
| DHD_ERROR(("%s : roam_exp_bssid_pref, UNSUPPORTED \n", __FUNCTION__)); |
| } else { |
| DHD_ERROR(("%s : Failed to execute roam_exp_bssid_pref %d\n", |
| __FUNCTION__, err)); |
| } |
| } |
| return err; |
| } |
| #endif /* GSCAN_SUPPORT || ROAMEXP_SUPPORT */ |
| #endif |
| |
| #ifdef RSSI_MONITOR_SUPPORT |
| int |
| dhd_dev_set_rssi_monitor_cfg(struct net_device *dev, int start, |
| int8 max_rssi, int8 min_rssi) |
| { |
| int err; |
| wl_rssi_monitor_cfg_t rssi_monitor; |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| |
| rssi_monitor.version = RSSI_MONITOR_VERSION; |
| rssi_monitor.max_rssi = max_rssi; |
| rssi_monitor.min_rssi = min_rssi; |
| rssi_monitor.flags = start ? 0: RSSI_MONITOR_STOP; |
| err = dhd_iovar(&dhd->pub, 0, "rssi_monitor", (char *)&rssi_monitor, sizeof(rssi_monitor), |
| NULL, 0, TRUE); |
| if (err < 0 && err != BCME_UNSUPPORTED) { |
| DHD_ERROR(("%s : Failed to execute rssi_monitor %d\n", __FUNCTION__, err)); |
| } |
| return err; |
| } |
| #endif /* RSSI_MONITOR_SUPPORT */ |
| |
| #ifdef DHDTCPACK_SUPPRESS |
| int |
| dhd_dev_set_tcpack_sup_mode_cfg(struct net_device *dev, uint8 enable) |
| { |
| int err; |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| |
| err = dhd_tcpack_suppress_set(&dhd->pub, enable); |
| if (err != BCME_OK) { |
| DHD_ERROR(("%s : Failed to set tcpack_suppress mode: %d\n", __FUNCTION__, err)); |
| } |
| return err; |
| } |
| #endif /* DHDTCPACK_SUPPRESS */ |
| |
| int |
| dhd_dev_cfg_rand_mac_oui(struct net_device *dev, uint8 *oui) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| dhd_pub_t *dhdp = &dhd->pub; |
| |
| if (!dhdp || !oui) { |
| DHD_ERROR(("NULL POINTER : %s\n", |
| __FUNCTION__)); |
| return BCME_ERROR; |
| } |
| if (ETHER_ISMULTI(oui)) { |
| DHD_ERROR(("Expected unicast OUI\n")); |
| return BCME_ERROR; |
| } else { |
| uint8 *rand_mac_oui = dhdp->rand_mac_oui; |
| memcpy(rand_mac_oui, oui, DOT11_OUI_LEN); |
| DHD_ERROR(("Random MAC OUI to be used - "MACOUIDBG"\n", |
| MACOUI2STRDBG(rand_mac_oui))); |
| } |
| return BCME_OK; |
| } |
| |
| int |
| dhd_set_rand_mac_oui(dhd_pub_t *dhd) |
| { |
| int err; |
| wl_pfn_macaddr_cfg_t wl_cfg; |
| uint8 *rand_mac_oui = dhd->rand_mac_oui; |
| |
| memset(&wl_cfg.macaddr, 0, ETHER_ADDR_LEN); |
| memcpy(&wl_cfg.macaddr, rand_mac_oui, DOT11_OUI_LEN); |
| wl_cfg.version = WL_PFN_MACADDR_CFG_VER; |
| if (ETHER_ISNULLADDR(&wl_cfg.macaddr)) { |
| wl_cfg.flags = 0; |
| } else { |
| wl_cfg.flags = (WL_PFN_MAC_OUI_ONLY_MASK | WL_PFN_SET_MAC_UNASSOC_MASK); |
| } |
| |
| DHD_ERROR(("Setting rand mac oui to FW - "MACOUIDBG"\n", |
| MACOUI2STRDBG(rand_mac_oui))); |
| |
| err = dhd_iovar(dhd, 0, "pfn_macaddr", (char *)&wl_cfg, sizeof(wl_cfg), NULL, 0, TRUE); |
| if (err < 0) { |
| DHD_ERROR(("%s : failed to execute pfn_macaddr %d\n", __FUNCTION__, err)); |
| } |
| return err; |
| } |
| |
| #if defined(RTT_SUPPORT) && defined(WL_CFG80211) |
| /* Linux wrapper to call common dhd_pno_set_cfg_gscan */ |
| int |
| dhd_dev_rtt_set_cfg(struct net_device *dev, void *buf) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| |
| return (dhd_rtt_set_cfg(&dhd->pub, buf)); |
| } |
| |
| int |
| dhd_dev_rtt_cancel_cfg(struct net_device *dev, struct ether_addr *mac_list, int mac_cnt) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| |
| return (dhd_rtt_stop(&dhd->pub, mac_list, mac_cnt)); |
| } |
| |
| int |
| dhd_dev_rtt_register_noti_callback(struct net_device *dev, void *ctx, dhd_rtt_compl_noti_fn noti_fn) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| |
| return (dhd_rtt_register_noti_callback(&dhd->pub, ctx, noti_fn)); |
| } |
| |
| int |
| dhd_dev_rtt_unregister_noti_callback(struct net_device *dev, dhd_rtt_compl_noti_fn noti_fn) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| |
| return (dhd_rtt_unregister_noti_callback(&dhd->pub, noti_fn)); |
| } |
| |
| int |
| dhd_dev_rtt_capability(struct net_device *dev, rtt_capabilities_t *capa) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| |
| return (dhd_rtt_capability(&dhd->pub, capa)); |
| } |
| |
| int |
| dhd_dev_rtt_avail_channel(struct net_device *dev, wifi_channel_info *channel_info) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| return (dhd_rtt_avail_channel(&dhd->pub, channel_info)); |
| } |
| |
| int |
| dhd_dev_rtt_enable_responder(struct net_device *dev, wifi_channel_info *channel_info) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| return (dhd_rtt_enable_responder(&dhd->pub, channel_info)); |
| } |
| |
| int dhd_dev_rtt_cancel_responder(struct net_device *dev) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| return (dhd_rtt_cancel_responder(&dhd->pub)); |
| } |
| |
| #endif /* RTT_SUPPORT */ |
| #if defined(PKT_FILTER_SUPPORT) && defined(APF) |
| static void _dhd_apf_lock_local(dhd_info_t *dhd) |
| { |
| if (dhd) { |
| mutex_lock(&dhd->dhd_apf_mutex); |
| } |
| } |
| |
| static void _dhd_apf_unlock_local(dhd_info_t *dhd) |
| { |
| if (dhd) { |
| mutex_unlock(&dhd->dhd_apf_mutex); |
| } |
| } |
| |
| static int |
| __dhd_apf_add_filter(struct net_device *ndev, uint32 filter_id, |
| u8* program, uint32 program_len) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(ndev); |
| dhd_pub_t *dhdp = &dhd->pub; |
| wl_pkt_filter_t * pkt_filterp; |
| wl_apf_program_t *apf_program; |
| char *buf; |
| u32 cmd_len, buf_len; |
| int ifidx, ret; |
| char cmd[] = "pkt_filter_add"; |
| |
| ifidx = dhd_net2idx(dhd, ndev); |
| if (ifidx == DHD_BAD_IF) { |
| DHD_ERROR(("%s: bad ifidx\n", __FUNCTION__)); |
| return -ENODEV; |
| } |
| |
| cmd_len = sizeof(cmd); |
| |
| /* Check if the program_len is more than the expected len |
| * and if the program is NULL return from here. |
| */ |
| if ((program_len > WL_APF_PROGRAM_MAX_SIZE) || (program == NULL)) { |
| DHD_ERROR(("%s Invalid program_len: %d, program: %pK\n", |
| __FUNCTION__, program_len, program)); |
| return -EINVAL; |
| } |
| buf_len = cmd_len + WL_PKT_FILTER_FIXED_LEN + |
| WL_APF_PROGRAM_FIXED_LEN + program_len; |
| |
| buf = MALLOCZ(dhdp->osh, buf_len); |
| if (unlikely(!buf)) { |
| DHD_ERROR(("%s: MALLOC failure, %d bytes\n", __FUNCTION__, buf_len)); |
| return -ENOMEM; |
| } |
| |
| memcpy(buf, cmd, cmd_len); |
| |
| pkt_filterp = (wl_pkt_filter_t *) (buf + cmd_len); |
| pkt_filterp->id = htod32(filter_id); |
| pkt_filterp->negate_match = htod32(FALSE); |
| pkt_filterp->type = htod32(WL_PKT_FILTER_TYPE_APF_MATCH); |
| |
| apf_program = &pkt_filterp->u.apf_program; |
| apf_program->version = htod16(WL_APF_INTERNAL_VERSION); |
| apf_program->instr_len = htod16(program_len); |
| memcpy(apf_program->instrs, program, program_len); |
| |
| ret = dhd_wl_ioctl_cmd(dhdp, WLC_SET_VAR, buf, buf_len, TRUE, ifidx); |
| if (unlikely(ret)) { |
| DHD_ERROR(("%s: failed to add APF filter, id=%d, ret=%d\n", |
| __FUNCTION__, filter_id, ret)); |
| } |
| |
| if (buf) { |
| MFREE(dhdp->osh, buf, buf_len); |
| } |
| return ret; |
| } |
| |
| static int |
| __dhd_apf_config_filter(struct net_device *ndev, uint32 filter_id, |
| uint32 mode, uint32 enable) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(ndev); |
| dhd_pub_t *dhdp = &dhd->pub; |
| wl_pkt_filter_enable_t * pkt_filterp; |
| char *buf; |
| u32 cmd_len, buf_len; |
| int ifidx, ret; |
| char cmd[] = "pkt_filter_enable"; |
| |
| ifidx = dhd_net2idx(dhd, ndev); |
| if (ifidx == DHD_BAD_IF) { |
| DHD_ERROR(("%s: bad ifidx\n", __FUNCTION__)); |
| return -ENODEV; |
| } |
| |
| cmd_len = sizeof(cmd); |
| buf_len = cmd_len + sizeof(*pkt_filterp); |
| |
| buf = MALLOCZ(dhdp->osh, buf_len); |
| if (unlikely(!buf)) { |
| DHD_ERROR(("%s: MALLOC failure, %d bytes\n", __FUNCTION__, buf_len)); |
| return -ENOMEM; |
| } |
| |
| memcpy(buf, cmd, cmd_len); |
| |
| pkt_filterp = (wl_pkt_filter_enable_t *) (buf + cmd_len); |
| pkt_filterp->id = htod32(filter_id); |
| pkt_filterp->enable = htod32(enable); |
| |
| ret = dhd_wl_ioctl_cmd(dhdp, WLC_SET_VAR, buf, buf_len, TRUE, ifidx); |
| if (unlikely(ret)) { |
| DHD_ERROR(("%s: failed to enable APF filter, id=%d, ret=%d\n", |
| __FUNCTION__, filter_id, ret)); |
| goto exit; |
| } |
| |
| ret = dhd_wl_ioctl_set_intiovar(dhdp, "pkt_filter_mode", dhd_master_mode, |
| WLC_SET_VAR, TRUE, ifidx); |
| if (unlikely(ret)) { |
| DHD_ERROR(("%s: failed to set APF filter mode, id=%d, ret=%d\n", |
| __FUNCTION__, filter_id, ret)); |
| } |
| |
| exit: |
| if (buf) { |
| MFREE(dhdp->osh, buf, buf_len); |
| } |
| return ret; |
| } |
| |
| static int |
| __dhd_apf_delete_filter(struct net_device *ndev, uint32 filter_id) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(ndev); |
| dhd_pub_t *dhdp = &dhd->pub; |
| int ifidx, ret; |
| |
| ifidx = dhd_net2idx(dhd, ndev); |
| if (ifidx == DHD_BAD_IF) { |
| DHD_ERROR(("%s: bad ifidx\n", __FUNCTION__)); |
| return -ENODEV; |
| } |
| |
| ret = dhd_wl_ioctl_set_intiovar(dhdp, "pkt_filter_delete", |
| htod32(filter_id), WLC_SET_VAR, TRUE, ifidx); |
| if (unlikely(ret)) { |
| DHD_ERROR(("%s: failed to delete APF filter, id=%d, ret=%d\n", |
| __FUNCTION__, filter_id, ret)); |
| } |
| |
| return ret; |
| } |
| |
| void dhd_apf_lock(struct net_device *dev) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| _dhd_apf_lock_local(dhd); |
| } |
| |
| void dhd_apf_unlock(struct net_device *dev) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| _dhd_apf_unlock_local(dhd); |
| } |
| |
| int |
| dhd_dev_apf_get_version(struct net_device *ndev, uint32 *version) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(ndev); |
| dhd_pub_t *dhdp = &dhd->pub; |
| int ifidx, ret; |
| |
| if (!FW_SUPPORTED(dhdp, apf)) { |
| DHD_ERROR(("%s: firmware doesn't support APF\n", __FUNCTION__)); |
| |
| /* |
| * Notify Android framework that APF is not supported by setting |
| * version as zero. |
| */ |
| *version = 0; |
| return BCME_OK; |
| } |
| |
| ifidx = dhd_net2idx(dhd, ndev); |
| if (ifidx == DHD_BAD_IF) { |
| DHD_ERROR(("%s: bad ifidx\n", __FUNCTION__)); |
| return -ENODEV; |
| } |
| |
| ret = dhd_wl_ioctl_get_intiovar(dhdp, "apf_ver", version, |
| WLC_GET_VAR, FALSE, ifidx); |
| if (unlikely(ret)) { |
| DHD_ERROR(("%s: failed to get APF version, ret=%d\n", |
| __FUNCTION__, ret)); |
| } |
| |
| return ret; |
| } |
| |
| int |
| dhd_dev_apf_get_max_len(struct net_device *ndev, uint32 *max_len) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(ndev); |
| dhd_pub_t *dhdp = &dhd->pub; |
| int ifidx, ret; |
| |
| if (!FW_SUPPORTED(dhdp, apf)) { |
| DHD_ERROR(("%s: firmware doesn't support APF\n", __FUNCTION__)); |
| *max_len = 0; |
| return BCME_OK; |
| } |
| |
| ifidx = dhd_net2idx(dhd, ndev); |
| if (ifidx == DHD_BAD_IF) { |
| DHD_ERROR(("%s bad ifidx\n", __FUNCTION__)); |
| return -ENODEV; |
| } |
| |
| ret = dhd_wl_ioctl_get_intiovar(dhdp, "apf_size_limit", max_len, |
| WLC_GET_VAR, FALSE, ifidx); |
| if (unlikely(ret)) { |
| DHD_ERROR(("%s: failed to get APF size limit, ret=%d\n", |
| __FUNCTION__, ret)); |
| } |
| |
| return ret; |
| } |
| |
| int |
| dhd_dev_apf_add_filter(struct net_device *ndev, u8* program, |
| uint32 program_len) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(ndev); |
| dhd_pub_t *dhdp = &dhd->pub; |
| int ret; |
| |
| DHD_APF_LOCK(ndev); |
| |
| /* delete, if filter already exists */ |
| if (dhdp->apf_set) { |
| ret = __dhd_apf_delete_filter(ndev, PKT_FILTER_APF_ID); |
| if (unlikely(ret)) { |
| goto exit; |
| } |
| dhdp->apf_set = FALSE; |
| } |
| |
| ret = __dhd_apf_add_filter(ndev, PKT_FILTER_APF_ID, program, program_len); |
| if (ret) { |
| goto exit; |
| } |
| dhdp->apf_set = TRUE; |
| |
| if (dhdp->in_suspend && dhdp->apf_set && !(dhdp->op_mode & DHD_FLAG_HOSTAP_MODE)) { |
| /* Driver is still in (early) suspend state, enable APF filter back */ |
| ret = __dhd_apf_config_filter(ndev, PKT_FILTER_APF_ID, |
| PKT_FILTER_MODE_FORWARD_ON_MATCH, TRUE); |
| } |
| exit: |
| DHD_APF_UNLOCK(ndev); |
| |
| return ret; |
| } |
| |
| int |
| dhd_dev_apf_enable_filter(struct net_device *ndev) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(ndev); |
| dhd_pub_t *dhdp = &dhd->pub; |
| int ret = 0; |
| bool nan_dp_active = false; |
| |
| DHD_APF_LOCK(ndev); |
| #ifdef WL_NAN |
| nan_dp_active = wl_cfgnan_is_dp_active(ndev); |
| #endif /* WL_NAN */ |
| if (dhdp->apf_set && (!(dhdp->op_mode & DHD_FLAG_HOSTAP_MODE) && |
| !nan_dp_active)) { |
| ret = __dhd_apf_config_filter(ndev, PKT_FILTER_APF_ID, |
| PKT_FILTER_MODE_FORWARD_ON_MATCH, TRUE); |
| } |
| |
| DHD_APF_UNLOCK(ndev); |
| |
| return ret; |
| } |
| |
| int |
| dhd_dev_apf_disable_filter(struct net_device *ndev) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(ndev); |
| dhd_pub_t *dhdp = &dhd->pub; |
| int ret = 0; |
| |
| DHD_APF_LOCK(ndev); |
| |
| if (dhdp->apf_set) { |
| ret = __dhd_apf_config_filter(ndev, PKT_FILTER_APF_ID, |
| PKT_FILTER_MODE_FORWARD_ON_MATCH, FALSE); |
| } |
| |
| DHD_APF_UNLOCK(ndev); |
| |
| return ret; |
| } |
| |
| int |
| dhd_dev_apf_delete_filter(struct net_device *ndev) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(ndev); |
| dhd_pub_t *dhdp = &dhd->pub; |
| int ret = 0; |
| |
| DHD_APF_LOCK(ndev); |
| |
| if (dhdp->apf_set) { |
| ret = __dhd_apf_delete_filter(ndev, PKT_FILTER_APF_ID); |
| if (!ret) { |
| dhdp->apf_set = FALSE; |
| } |
| } |
| |
| DHD_APF_UNLOCK(ndev); |
| |
| return ret; |
| } |
| #endif /* PKT_FILTER_SUPPORT && APF */ |
| |
| static void dhd_hang_process(struct work_struct *work_data) |
| { |
| struct net_device *dev; |
| #ifdef IFACE_HANG_FORCE_DEV_CLOSE |
| struct net_device *ndev; |
| uint8 i = 0; |
| #endif /* IFACE_HANG_FORCE_DEV_CLOSE */ |
| struct dhd_info *dhd; |
| /* Ignore compiler warnings due to -Werror=cast-qual */ |
| GCC_DIAGNOSTIC_PUSH_SUPPRESS_CAST(); |
| dhd = container_of(work_data, dhd_info_t, dhd_hang_process_work); |
| GCC_DIAGNOSTIC_POP(); |
| |
| dev = dhd->iflist[0]->net; |
| |
| if (dev) { |
| #if defined(WL_WIRELESS_EXT) |
| wl_iw_send_priv_event(dev, "HANG"); |
| #endif |
| #if defined(WL_CFG80211) |
| wl_cfg80211_hang(dev, WLAN_REASON_UNSPECIFIED); |
| #endif |
| } |
| #ifdef IFACE_HANG_FORCE_DEV_CLOSE |
| /* |
| * For HW2, dev_close need to be done to recover |
| * from upper layer after hang. For Interposer skip |
| * dev_close so that dhd iovars can be used to take |
| * socramdump after crash, also skip for HW4 as |
| * handling of hang event is different |
| */ |
| |
| rtnl_lock(); |
| for (i = 0; i < DHD_MAX_IFS; i++) { |
| ndev = dhd->iflist[i] ? dhd->iflist[i]->net : NULL; |
| if (ndev && (ndev->flags & IFF_UP)) { |
| DHD_ERROR(("ndev->name : %s dev close\n", |
| ndev->name)); |
| dev_close(ndev); |
| } |
| } |
| rtnl_unlock(); |
| #endif /* IFACE_HANG_FORCE_DEV_CLOSE */ |
| } |
| |
| #ifdef CONFIG_ARCH_EXYNOS |
| extern dhd_pub_t *link_recovery; |
| void dhd_host_recover_link_43752(void) |
| { |
| DHD_ERROR(("****** %s ******\n", __FUNCTION__)); |
| link_recovery->hang_reason = HANG_REASON_PCIE_LINK_DOWN_RC_DETECT; |
| dhd_bus_set_linkdown(link_recovery, TRUE); |
| dhd_os_send_hang_message(link_recovery); |
| } |
| EXPORT_SYMBOL(dhd_host_recover_link_43752); |
| #endif /* CONFIG_ARCH_EXYNOS */ |
| |
| #ifdef DHD_DETECT_CONSECUTIVE_MFG_HANG |
| #define MAX_CONSECUTIVE_MFG_HANG_COUNT 2 |
| #endif /* DHD_DETECT_CONSECUTIVE_MFG_HANG */ |
| int dhd_os_send_hang_message(dhd_pub_t *dhdp) |
| { |
| int ret = 0; |
| dhd_info_t *dhd_info = NULL; |
| #ifdef WL_CFG80211 |
| struct net_device *primary_ndev; |
| struct bcm_cfg80211 *cfg; |
| #endif /* WL_CFG80211 */ |
| |
| if (!dhdp) { |
| DHD_ERROR(("%s: dhdp is null\n", __FUNCTION__)); |
| return -EINVAL; |
| } |
| |
| if (!dhdp->hang_report) { |
| DHD_ERROR(("%s: hang_report is disabled\n", __FUNCTION__)); |
| return BCME_ERROR; |
| } |
| |
| dhd_info = (dhd_info_t *)dhdp->info; |
| BCM_REFERENCE(dhd_info); |
| |
| #if defined(WL_CFG80211) && defined(DHD_FILE_DUMP_EVENT) |
| if (dhd_info->scheduled_memdump) { |
| DHD_ERROR_RLMT(("[DUMP]:%s, memdump in progress. return\n", __FUNCTION__)); |
| dhdp->hang_was_pending = 1; |
| return BCME_OK; |
| } |
| #endif /* WL_CFG80211 && DHD_FILE_DUMP_EVENT */ |
| |
| #ifdef WL_CFG80211 |
| primary_ndev = dhd_linux_get_primary_netdev(dhdp); |
| if (!primary_ndev) { |
| DHD_ERROR(("%s: Cannot find primary netdev\n", __FUNCTION__)); |
| return -ENODEV; |
| } |
| cfg = wl_get_cfg(primary_ndev); |
| if (!cfg) { |
| DHD_ERROR(("%s: Cannot find cfg\n", __FUNCTION__)); |
| return -EINVAL; |
| } |
| |
| /* Skip sending HANG event to framework if driver is not ready */ |
| if (!wl_get_drv_status(cfg, READY, primary_ndev)) { |
| DHD_ERROR(("%s: device is not ready\n", __FUNCTION__)); |
| return -ENODEV; |
| } |
| #endif /* WL_CFG80211 */ |
| |
| #if defined(DHD_HANG_SEND_UP_TEST) |
| if (dhdp->req_hang_type) { |
| DHD_ERROR(("%s, Clear HANG test request 0x%x\n", |
| __FUNCTION__, dhdp->req_hang_type)); |
| dhdp->req_hang_type = 0; |
| } |
| #endif /* DHD_HANG_SEND_UP_TEST */ |
| |
| if (!dhdp->hang_was_sent) { |
| #ifdef DHD_DETECT_CONSECUTIVE_MFG_HANG |
| if (dhdp->op_mode & DHD_FLAG_MFG_MODE) { |
| dhdp->hang_count++; |
| if (dhdp->hang_count >= MAX_CONSECUTIVE_MFG_HANG_COUNT) { |
| DHD_ERROR(("%s, Consecutive hang from Dongle :%u\n", |
| __FUNCTION__, dhdp->hang_count)); |
| BUG_ON(1); |
| } |
| } |
| #endif /* DHD_DETECT_CONSECUTIVE_MFG_HANG */ |
| #ifdef DHD_DEBUG_UART |
| /* If PCIe lane has broken, execute the debug uart application |
| * to gether a ramdump data from dongle via uart |
| */ |
| if (!dhdp->info->duart_execute) { |
| dhd_deferred_schedule_work(dhdp->info->dhd_deferred_wq, |
| (void *)dhdp, DHD_WQ_WORK_DEBUG_UART_DUMP, |
| dhd_debug_uart_exec_rd, DHD_WQ_WORK_PRIORITY_HIGH); |
| } |
| #endif /* DHD_DEBUG_UART */ |
| dhdp->hang_was_sent = 1; |
| #ifdef BT_OVER_SDIO |
| dhdp->is_bt_recovery_required = TRUE; |
| #endif |
| schedule_work(&dhdp->info->dhd_hang_process_work); |
| |
| #if defined(WLAN_ACCEL_BOOT) |
| DHD_ERROR(("%s: hang event sent, set force reg on", __FUNCTION__)); |
| dhd_info->wl_accel_force_reg_on = TRUE; |
| #endif /* WLAN_ACCEL_BOOT */ |
| } |
| return ret; |
| } |
| |
| int net_os_send_hang_message(struct net_device *dev) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| int ret = 0; |
| |
| if (dhd) { |
| /* Report FW problem when enabled */ |
| if (dhd->pub.hang_report) { |
| #ifdef BT_OVER_SDIO |
| if (netif_running(dev)) { |
| #endif /* BT_OVER_SDIO */ |
| ret = dhd_os_send_hang_message(&dhd->pub); |
| #ifdef BT_OVER_SDIO |
| } |
| DHD_ERROR(("%s: HANG -> Reset BT\n", __FUNCTION__)); |
| bcmsdh_btsdio_process_dhd_hang_notification(!netif_running(dev)); |
| #endif /* BT_OVER_SDIO */ |
| } else { |
| DHD_ERROR(("%s: FW HANG ignored (for testing purpose) and not sent up\n", |
| __FUNCTION__)); |
| } |
| } |
| return ret; |
| } |
| |
| int net_os_send_hang_message_reason(struct net_device *dev, const char *string_num) |
| { |
| dhd_info_t *dhd = NULL; |
| dhd_pub_t *dhdp = NULL; |
| int reason; |
| |
| dhd = DHD_DEV_INFO(dev); |
| if (dhd) { |
| dhdp = &dhd->pub; |
| } |
| |
| if (!dhd || !dhdp) { |
| return 0; |
| } |
| |
| reason = bcm_strtoul(string_num, NULL, 0); |
| DHD_INFO(("%s: Enter, reason=0x%x\n", __FUNCTION__, reason)); |
| |
| if ((reason <= HANG_REASON_MASK) || (reason >= HANG_REASON_MAX)) { |
| reason = 0; |
| } |
| |
| dhdp->hang_reason = reason; |
| |
| return net_os_send_hang_message(dev); |
| } |
| |
| int dhd_net_wifi_platform_set_power(struct net_device *dev, bool on, unsigned long delay_msec) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| return wifi_platform_set_power(dhd->adapter, on, delay_msec); |
| } |
| |
| int dhd_wifi_platform_set_power(dhd_pub_t *pub, bool on) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| unsigned long delay_msec = on ? WIFI_TURNON_DELAY : WIFI_TURNOFF_DELAY; |
| return wifi_platform_set_power(dhd->adapter, on, delay_msec); |
| } |
| |
| bool dhd_force_country_change(struct net_device *dev) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| |
| if (dhd && dhd->pub.up) |
| return dhd->pub.force_country_change; |
| return FALSE; |
| } |
| |
| void dhd_get_customized_country_code(struct net_device *dev, char *country_iso_code, |
| wl_country_t *cspec) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| #if defined(DHD_BLOB_EXISTENCE_CHECK) |
| if (!dhd->pub.is_blob) |
| #endif /* DHD_BLOB_EXISTENCE_CHECK */ |
| { |
| #if defined(CUSTOM_COUNTRY_CODE) |
| get_customized_country_code(dhd->adapter, country_iso_code, cspec, |
| dhd->pub.dhd_cflags); |
| #else |
| get_customized_country_code(dhd->adapter, country_iso_code, cspec); |
| #endif /* CUSTOM_COUNTRY_CODE */ |
| } |
| #if defined(DHD_BLOB_EXISTENCE_CHECK) && !defined(CUSTOM_COUNTRY_CODE) |
| else { |
| /* Replace the ccode to XZ if ccode is undefined country */ |
| if (strncmp(country_iso_code, "", WLC_CNTRY_BUF_SZ) == 0) { |
| strlcpy(country_iso_code, "XZ", WLC_CNTRY_BUF_SZ); |
| strlcpy(cspec->country_abbrev, country_iso_code, WLC_CNTRY_BUF_SZ); |
| strlcpy(cspec->ccode, country_iso_code, WLC_CNTRY_BUF_SZ); |
| DHD_ERROR(("%s: ccode change to %s\n", __FUNCTION__, country_iso_code)); |
| } |
| } |
| #endif /* DHD_BLOB_EXISTENCE_CHECK && !CUSTOM_COUNTRY_CODE */ |
| |
| #ifdef KEEP_JP_REGREV |
| /* XXX Needed by customer's request */ |
| if (strncmp(country_iso_code, "JP", 3) == 0) { |
| #if defined(DHD_BLOB_EXISTENCE_CHECK) |
| if (dhd->pub.is_blob) { |
| if (strncmp(dhd->pub.vars_ccode, "J1", 3) == 0) { |
| memcpy(cspec->ccode, dhd->pub.vars_ccode, |
| sizeof(dhd->pub.vars_ccode)); |
| } |
| } else |
| #endif /* DHD_BLOB_EXISTENCE_CHECK */ |
| { |
| if (strncmp(dhd->pub.vars_ccode, "JP", 3) == 0) { |
| cspec->rev = dhd->pub.vars_regrev; |
| } |
| } |
| } |
| #endif /* KEEP_JP_REGREV */ |
| BCM_REFERENCE(dhd); |
| } |
| void dhd_bus_country_set(struct net_device *dev, wl_country_t *cspec, bool notify) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| #ifdef WL_CFG80211 |
| struct bcm_cfg80211 *cfg = wl_get_cfg(dev); |
| #endif |
| |
| if (dhd && dhd->pub.up) { |
| memcpy(&dhd->pub.dhd_cspec, cspec, sizeof(wl_country_t)); |
| #ifdef WL_CFG80211 |
| wl_update_wiphybands(cfg, notify); |
| #endif |
| } |
| } |
| |
| void dhd_bus_band_set(struct net_device *dev, uint band) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| #ifdef WL_CFG80211 |
| struct bcm_cfg80211 *cfg = wl_get_cfg(dev); |
| #endif |
| if (dhd && dhd->pub.up) { |
| #ifdef WL_CFG80211 |
| wl_update_wiphybands(cfg, true); |
| #endif |
| } |
| } |
| |
| int dhd_net_set_fw_path(struct net_device *dev, char *fw) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| |
| if (!fw || fw[0] == '\0') |
| return -EINVAL; |
| |
| strlcpy(dhd->fw_path, fw, sizeof(dhd->fw_path)); |
| |
| #if defined(SOFTAP) |
| if (strstr(fw, "apsta") != NULL) { |
| DHD_INFO(("GOT APSTA FIRMWARE\n")); |
| ap_fw_loaded = TRUE; |
| } else { |
| DHD_INFO(("GOT STA FIRMWARE\n")); |
| ap_fw_loaded = FALSE; |
| } |
| #endif |
| return 0; |
| } |
| |
| void dhd_net_if_lock(struct net_device *dev) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| dhd_net_if_lock_local(dhd); |
| } |
| |
| void dhd_net_if_unlock(struct net_device *dev) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| dhd_net_if_unlock_local(dhd); |
| } |
| |
| static void dhd_net_if_lock_local(dhd_info_t *dhd) |
| { |
| if (dhd) |
| mutex_lock(&dhd->dhd_net_if_mutex); |
| } |
| |
| static void dhd_net_if_unlock_local(dhd_info_t *dhd) |
| { |
| if (dhd) |
| mutex_unlock(&dhd->dhd_net_if_mutex); |
| } |
| |
| static void dhd_suspend_lock(dhd_pub_t *pub) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| if (dhd) |
| mutex_lock(&dhd->dhd_suspend_mutex); |
| } |
| |
| static void dhd_suspend_unlock(dhd_pub_t *pub) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| if (dhd) |
| mutex_unlock(&dhd->dhd_suspend_mutex); |
| } |
| |
| unsigned long dhd_os_general_spin_lock(dhd_pub_t *pub) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| unsigned long flags = 0; |
| |
| if (dhd) { |
| flags = osl_spin_lock(&dhd->dhd_lock); |
| } |
| |
| return flags; |
| } |
| |
| void dhd_os_general_spin_unlock(dhd_pub_t *pub, unsigned long flags) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| |
| if (dhd) { |
| osl_spin_unlock(&dhd->dhd_lock, flags); |
| } |
| } |
| |
| /* Linux specific multipurpose spinlock API */ |
| void * |
| dhd_os_spin_lock_init(osl_t *osh) |
| { |
| /* Adding 4 bytes since the sizeof(spinlock_t) could be 0 */ |
| /* if CONFIG_SMP and CONFIG_DEBUG_SPINLOCK are not defined */ |
| /* and this results in kernel asserts in internal builds */ |
| spinlock_t * lock = MALLOC(osh, sizeof(spinlock_t) + 4); |
| if (lock) |
| spin_lock_init(lock); |
| return ((void *)lock); |
| } |
| void |
| dhd_os_spin_lock_deinit(osl_t *osh, void *lock) |
| { |
| if (lock) |
| MFREE(osh, lock, sizeof(spinlock_t) + 4); |
| } |
| unsigned long |
| dhd_os_spin_lock(void *lock) |
| { |
| unsigned long flags = 0; |
| |
| if (lock) |
| spin_lock_irqsave((spinlock_t *)lock, flags); |
| |
| return flags; |
| } |
| void |
| dhd_os_spin_unlock(void *lock, unsigned long flags) |
| { |
| if (lock) |
| spin_unlock_irqrestore((spinlock_t *)lock, flags); |
| } |
| |
| void * |
| dhd_os_dbgring_lock_init(osl_t *osh) |
| { |
| struct mutex *mtx = NULL; |
| |
| mtx = MALLOCZ(osh, sizeof(*mtx)); |
| if (mtx) |
| mutex_init(mtx); |
| |
| return mtx; |
| } |
| |
| void |
| dhd_os_dbgring_lock_deinit(osl_t *osh, void *mtx) |
| { |
| if (mtx) { |
| mutex_destroy(mtx); |
| MFREE(osh, mtx, sizeof(struct mutex)); |
| } |
| } |
| |
| static int |
| dhd_get_pend_8021x_cnt(dhd_info_t *dhd) |
| { |
| return (atomic_read(&dhd->pend_8021x_cnt)); |
| } |
| |
| #define MAX_WAIT_FOR_8021X_TX 100 |
| |
| int |
| dhd_wait_pend8021x(struct net_device *dev) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| int timeout = msecs_to_jiffies(10); |
| int ntimes = MAX_WAIT_FOR_8021X_TX; |
| int pend = dhd_get_pend_8021x_cnt(dhd); |
| |
| while (ntimes && pend) { |
| if (pend) { |
| set_current_state(TASK_INTERRUPTIBLE); |
| schedule_timeout(timeout); |
| set_current_state(TASK_RUNNING); |
| ntimes--; |
| } |
| pend = dhd_get_pend_8021x_cnt(dhd); |
| } |
| if (ntimes == 0) |
| { |
| atomic_set(&dhd->pend_8021x_cnt, 0); |
| DHD_ERROR(("%s: TIMEOUT\n", __FUNCTION__)); |
| } |
| return pend; |
| } |
| |
| #if defined(DHD_DEBUG) |
| int write_file(const char * file_name, uint32 flags, uint8 *buf, int size) |
| { |
| int ret = 0; |
| struct file *fp = NULL; |
| mm_segment_t old_fs; |
| loff_t pos = 0; |
| |
| /* change to KERNEL_DS address limit */ |
| old_fs = get_fs(); |
| set_fs(KERNEL_DS); |
| |
| /* open file to write */ |
| fp = dhd_filp_open(file_name, flags, 0664); |
| if (IS_ERR(fp) || (fp == NULL)) { |
| DHD_ERROR(("open file error, err = %ld\n", PTR_ERR(fp))); |
| goto exit; |
| } |
| |
| /* Write buf to file */ |
| ret = dhd_vfs_write(fp, buf, size, &pos); |
| if (ret < 0) { |
| DHD_ERROR(("write file error, err = %d\n", ret)); |
| goto exit; |
| } |
| |
| /* Sync file from filesystem to physical media */ |
| ret = dhd_vfs_fsync(fp, 0); |
| if (ret < 0) { |
| DHD_ERROR(("sync file error, error = %d\n", ret)); |
| goto exit; |
| } |
| ret = BCME_OK; |
| |
| exit: |
| /* close file before return */ |
| if (!IS_ERR(fp)) |
| dhd_filp_close(fp, current->files); |
| |
| /* restore previous address limit */ |
| set_fs(old_fs); |
| |
| return ret; |
| } |
| #endif |
| |
| #ifdef DHD_DEBUG |
| static void |
| dhd_convert_memdump_type_to_str(uint32 type, char *buf, size_t buf_len, int substr_type) |
| { |
| char *type_str = NULL; |
| |
| switch (type) { |
| case DUMP_TYPE_RESUMED_ON_TIMEOUT: |
| type_str = "resumed_on_timeout"; |
| break; |
| case DUMP_TYPE_D3_ACK_TIMEOUT: |
| type_str = "D3_ACK_timeout"; |
| break; |
| case DUMP_TYPE_DONGLE_TRAP: |
| type_str = "Dongle_Trap"; |
| break; |
| case DUMP_TYPE_MEMORY_CORRUPTION: |
| type_str = "Memory_Corruption"; |
| break; |
| case DUMP_TYPE_PKTID_AUDIT_FAILURE: |
| type_str = "PKTID_AUDIT_Fail"; |
| break; |
| case DUMP_TYPE_PKTID_INVALID: |
| type_str = "PKTID_INVALID"; |
| break; |
| case DUMP_TYPE_SCAN_TIMEOUT: |
| type_str = "SCAN_timeout"; |
| break; |
| case DUMP_TYPE_SCAN_BUSY: |
| type_str = "SCAN_Busy"; |
| break; |
| case DUMP_TYPE_BY_SYSDUMP: |
| if (substr_type == CMD_UNWANTED) { |
| type_str = "BY_SYSDUMP_FORUSER_unwanted"; |
| } else if (substr_type == CMD_DISCONNECTED) { |
| type_str = "BY_SYSDUMP_FORUSER_disconnected"; |
| } else { |
| type_str = "BY_SYSDUMP_FORUSER"; |
| } |
| break; |
| case DUMP_TYPE_BY_LIVELOCK: |
| type_str = "BY_LIVELOCK"; |
| break; |
| case DUMP_TYPE_AP_LINKUP_FAILURE: |
| type_str = "BY_AP_LINK_FAILURE"; |
| break; |
| case DUMP_TYPE_AP_ABNORMAL_ACCESS: |
| type_str = "INVALID_ACCESS"; |
| break; |
| case DUMP_TYPE_RESUMED_ON_TIMEOUT_RX: |
| type_str = "ERROR_RX_TIMED_OUT"; |
| break; |
| case DUMP_TYPE_RESUMED_ON_TIMEOUT_TX: |
| type_str = "ERROR_TX_TIMED_OUT"; |
| break; |
| case DUMP_TYPE_CFG_VENDOR_TRIGGERED: |
| type_str = "CFG_VENDOR_TRIGGERED"; |
| break; |
| case DUMP_TYPE_RESUMED_ON_INVALID_RING_RDWR: |
| type_str = "BY_INVALID_RING_RDWR"; |
| break; |
| case DUMP_TYPE_IFACE_OP_FAILURE: |
| type_str = "BY_IFACE_OP_FAILURE"; |
| break; |
| case DUMP_TYPE_TRANS_ID_MISMATCH: |
| type_str = "BY_TRANS_ID_MISMATCH"; |
| break; |
| #ifdef DEBUG_DNGL_INIT_FAIL |
| case DUMP_TYPE_DONGLE_INIT_FAILURE: |
| type_str = "DONGLE_INIT_FAIL"; |
| break; |
| #endif /* DEBUG_DNGL_INIT_FAIL */ |
| #ifdef SUPPORT_LINKDOWN_RECOVERY |
| case DUMP_TYPE_READ_SHM_FAIL: |
| type_str = "READ_SHM_FAIL"; |
| break; |
| #endif /* SUPPORT_LINKDOWN_RECOVERY */ |
| case DUMP_TYPE_DONGLE_HOST_EVENT: |
| type_str = "BY_DONGLE_HOST_EVENT"; |
| break; |
| case DUMP_TYPE_SMMU_FAULT: |
| type_str = "SMMU_FAULT"; |
| break; |
| #ifdef DHD_ERPOM |
| case DUMP_TYPE_DUE_TO_BT: |
| type_str = "DUE_TO_BT"; |
| break; |
| #endif /* DHD_ERPOM */ |
| case DUMP_TYPE_BY_USER: |
| type_str = "BY_USER"; |
| break; |
| case DUMP_TYPE_LOGSET_BEYOND_RANGE: |
| type_str = "LOGSET_BEYOND_RANGE"; |
| break; |
| case DUMP_TYPE_CTO_RECOVERY: |
| type_str = "CTO_RECOVERY"; |
| break; |
| case DUMP_TYPE_SEQUENTIAL_PRIVCMD_ERROR: |
| type_str = "SEQUENTIAL_PRIVCMD_ERROR"; |
| break; |
| case DUMP_TYPE_PROXD_TIMEOUT: |
| type_str = "PROXD_TIMEOUT"; |
| break; |
| case DUMP_TYPE_INBAND_DEVICE_WAKE_FAILURE: |
| type_str = "INBAND_DEVICE_WAKE_FAILURE"; |
| break; |
| case DUMP_TYPE_PKTID_POOL_DEPLETED: |
| type_str = "PKTID_POOL_DEPLETED"; |
| break; |
| case DUMP_TYPE_ESCAN_SYNCID_MISMATCH: |
| type_str = "ESCAN_SYNCID_MISMATCH"; |
| break; |
| default: |
| type_str = "Unknown_type"; |
| break; |
| } |
| |
| strlcpy(buf, type_str, buf_len); |
| } |
| |
| void |
| dhd_get_memdump_filename(struct net_device *ndev, char *memdump_path, int len, char *fname) |
| { |
| char memdump_type[DHD_MEMDUMP_TYPE_STR_LEN]; |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(ndev); |
| dhd_pub_t *dhdp = &dhd->pub; |
| |
| /* Init file name */ |
| memset(memdump_path, 0, len); |
| memset(memdump_type, 0, DHD_MEMDUMP_TYPE_STR_LEN); |
| dhd_convert_memdump_type_to_str(dhdp->memdump_type, memdump_type, DHD_MEMDUMP_TYPE_STR_LEN, |
| dhdp->debug_dump_subcmd); |
| clear_debug_dump_time(dhdp->debug_dump_time_str); |
| get_debug_dump_time(dhdp->debug_dump_time_str); |
| snprintf(memdump_path, len, "%s%s_%s_" "%s", |
| DHD_COMMON_DUMP_PATH, fname, memdump_type, dhdp->debug_dump_time_str); |
| |
| if (strstr(fname, "sssr_dump")) { |
| DHD_SSSR_PRINT_FILEPATH(dhdp, memdump_path); |
| } else { |
| DHD_ERROR(("%s: file_path = %s%s\n", __FUNCTION__, |
| memdump_path, FILE_NAME_HAL_TAG)); |
| } |
| } |
| |
| int |
| write_dump_to_file(dhd_pub_t *dhd, uint8 *buf, int size, char *fname) |
| { |
| int ret = 0; |
| char memdump_path[DHD_MEMDUMP_PATH_STR_LEN]; |
| char memdump_type[DHD_MEMDUMP_TYPE_STR_LEN]; |
| uint32 file_mode; |
| |
| /* Init file name */ |
| memset(memdump_path, 0, DHD_MEMDUMP_PATH_STR_LEN); |
| memset(memdump_type, 0, DHD_MEMDUMP_TYPE_STR_LEN); |
| dhd_convert_memdump_type_to_str(dhd->memdump_type, memdump_type, DHD_MEMDUMP_TYPE_STR_LEN, |
| dhd->debug_dump_subcmd); |
| clear_debug_dump_time(dhd->debug_dump_time_str); |
| get_debug_dump_time(dhd->debug_dump_time_str); |
| |
| snprintf(memdump_path, sizeof(memdump_path), "%s%s_%s_" "%s", |
| DHD_COMMON_DUMP_PATH, fname, memdump_type, dhd->debug_dump_time_str); |
| #ifdef CUSTOMER_HW4_DEBUG |
| file_mode = O_CREAT | O_WRONLY | O_SYNC; |
| #elif defined(BOARD_HIKEY) |
| file_mode = O_CREAT | O_WRONLY | O_SYNC; |
| #elif defined(__ARM_ARCH_7A__) |
| file_mode = O_CREAT | O_WRONLY; |
| #else |
| /* Extra flags O_DIRECT and O_SYNC are required for Brix Android, as we are |
| * calling BUG_ON immediately after collecting the socram dump. |
| * So the file write operation should directly write the contents into the |
| * file instead of caching it. O_TRUNC flag ensures that file will be re-written |
| * instead of appending. |
| */ |
| file_mode = O_CREAT | O_WRONLY | O_SYNC; |
| { |
| struct file *fp = dhd_filp_open(memdump_path, file_mode, 0664); |
| /* Check if it is live Brix image having /installmedia, else use /data */ |
| if (IS_ERR(fp) || (fp == NULL)) { |
| DHD_ERROR(("open file %s, try /data/\n", memdump_path)); |
| snprintf(memdump_path, sizeof(memdump_path), "%s%s_%s_" "%s", |
| "/data/", fname, memdump_type, dhd->debug_dump_time_str); |
| } else { |
| dhd_filp_close(fp, NULL); |
| } |
| } |
| #endif /* CUSTOMER_HW4_DEBUG */ |
| |
| /* print SOCRAM dump file path */ |
| DHD_ERROR(("%s: file_path = %s\n", __FUNCTION__, memdump_path)); |
| |
| #ifdef DHD_LOG_DUMP |
| dhd_print_buf_addr(dhd, "write_dump_to_file", buf, size); |
| #endif /* DHD_LOG_DUMP */ |
| |
| /* Write file */ |
| ret = write_file(memdump_path, file_mode, buf, size); |
| |
| #ifdef DHD_DUMP_MNGR |
| if (ret == BCME_OK) { |
| dhd_dump_file_manage_enqueue(dhd, memdump_path, fname); |
| } |
| #endif /* DHD_DUMP_MNGR */ |
| |
| return ret; |
| } |
| #endif /* DHD_DEBUG */ |
| |
| int dhd_os_wake_lock_timeout(dhd_pub_t *pub) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| unsigned long flags; |
| int ret = 0; |
| |
| if (dhd && (dhd->dhd_state & DHD_ATTACH_STATE_WAKELOCKS_INIT)) { |
| DHD_WAKE_SPIN_LOCK(&dhd->wakelock_spinlock, flags); |
| ret = dhd->wakelock_rx_timeout_enable > dhd->wakelock_ctrl_timeout_enable ? |
| dhd->wakelock_rx_timeout_enable : dhd->wakelock_ctrl_timeout_enable; |
| #ifdef CONFIG_HAS_WAKELOCK |
| if (dhd->wakelock_rx_timeout_enable) |
| dhd_wake_lock_timeout(&dhd->wl_rxwake, |
| msecs_to_jiffies(dhd->wakelock_rx_timeout_enable)); |
| if (dhd->wakelock_ctrl_timeout_enable) |
| dhd_wake_lock_timeout(&dhd->wl_ctrlwake, |
| msecs_to_jiffies(dhd->wakelock_ctrl_timeout_enable)); |
| #endif |
| dhd->wakelock_rx_timeout_enable = 0; |
| dhd->wakelock_ctrl_timeout_enable = 0; |
| DHD_WAKE_SPIN_UNLOCK(&dhd->wakelock_spinlock, flags); |
| } |
| return ret; |
| } |
| |
| int net_os_wake_lock_timeout(struct net_device *dev) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| int ret = 0; |
| |
| if (dhd) |
| ret = dhd_os_wake_lock_timeout(&dhd->pub); |
| return ret; |
| } |
| |
| int dhd_os_wake_lock_rx_timeout_enable(dhd_pub_t *pub, int val) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| unsigned long flags; |
| |
| if (dhd && (dhd->dhd_state & DHD_ATTACH_STATE_WAKELOCKS_INIT)) { |
| DHD_WAKE_SPIN_LOCK(&dhd->wakelock_spinlock, flags); |
| if (val > dhd->wakelock_rx_timeout_enable) |
| dhd->wakelock_rx_timeout_enable = val; |
| DHD_WAKE_SPIN_UNLOCK(&dhd->wakelock_spinlock, flags); |
| } |
| return 0; |
| } |
| |
| int dhd_os_wake_lock_ctrl_timeout_enable(dhd_pub_t *pub, int val) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| unsigned long flags; |
| |
| if (dhd && (dhd->dhd_state & DHD_ATTACH_STATE_WAKELOCKS_INIT)) { |
| DHD_WAKE_SPIN_LOCK(&dhd->wakelock_spinlock, flags); |
| if (val > dhd->wakelock_ctrl_timeout_enable) |
| dhd->wakelock_ctrl_timeout_enable = val; |
| DHD_WAKE_SPIN_UNLOCK(&dhd->wakelock_spinlock, flags); |
| } |
| return 0; |
| } |
| |
| int dhd_os_wake_lock_ctrl_timeout_cancel(dhd_pub_t *pub) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| unsigned long flags; |
| |
| if (dhd && (dhd->dhd_state & DHD_ATTACH_STATE_WAKELOCKS_INIT)) { |
| DHD_WAKE_SPIN_LOCK(&dhd->wakelock_spinlock, flags); |
| dhd->wakelock_ctrl_timeout_enable = 0; |
| #ifdef CONFIG_HAS_WAKELOCK |
| if (dhd_wake_lock_active(&dhd->wl_ctrlwake)) |
| dhd_wake_unlock(&dhd->wl_ctrlwake); |
| #endif |
| DHD_WAKE_SPIN_UNLOCK(&dhd->wakelock_spinlock, flags); |
| } |
| return 0; |
| } |
| |
| int net_os_wake_lock_rx_timeout_enable(struct net_device *dev, int val) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| int ret = 0; |
| |
| if (dhd) |
| ret = dhd_os_wake_lock_rx_timeout_enable(&dhd->pub, val); |
| return ret; |
| } |
| |
| int net_os_wake_lock_ctrl_timeout_enable(struct net_device *dev, int val) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| int ret = 0; |
| |
| if (dhd) |
| ret = dhd_os_wake_lock_ctrl_timeout_enable(&dhd->pub, val); |
| return ret; |
| } |
| |
| #if defined(DHD_TRACE_WAKE_LOCK) |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 7, 0)) |
| #include <linux/hashtable.h> |
| #else |
| #include <linux/hash.h> |
| #endif /* KERNEL_VER >= KERNEL_VERSION(3, 7, 0) */ |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 7, 0)) |
| /* Define 2^5 = 32 bucket size hash table */ |
| DEFINE_HASHTABLE(wklock_history, 5); |
| #else |
| /* Define 2^5 = 32 bucket size hash table */ |
| struct hlist_head wklock_history[32] = { [0 ... 31] = HLIST_HEAD_INIT }; |
| #endif /* KERNEL_VER >= KERNEL_VERSION(3, 7, 0) */ |
| |
| atomic_t trace_wklock_onoff; |
| typedef enum dhd_wklock_type { |
| DHD_WAKE_LOCK, |
| DHD_WAKE_UNLOCK, |
| DHD_WAIVE_LOCK, |
| DHD_RESTORE_LOCK |
| } dhd_wklock_t; |
| |
| struct wk_trace_record { |
| unsigned long addr; /* Address of the instruction */ |
| dhd_wklock_t lock_type; /* lock_type */ |
| unsigned long long counter; /* counter information */ |
| struct hlist_node wklock_node; /* hash node */ |
| }; |
| |
| static struct wk_trace_record *find_wklock_entry(unsigned long addr) |
| { |
| struct wk_trace_record *wklock_info; |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 7, 0)) |
| GCC_DIAGNOSTIC_PUSH_SUPPRESS_CAST(); |
| hash_for_each_possible(wklock_history, wklock_info, wklock_node, addr) |
| #else |
| struct hlist_node *entry; |
| int index = hash_long(addr, ilog2(ARRAY_SIZE(wklock_history))); |
| GCC_DIAGNOSTIC_PUSH_SUPPRESS_CAST(); |
| hlist_for_each_entry(wklock_info, entry, &wklock_history[index], wklock_node) |
| #endif /* KERNEL_VER >= KERNEL_VERSION(3, 7, 0) */ |
| { |
| GCC_DIAGNOSTIC_POP(); |
| if (wklock_info->addr == addr) { |
| return wklock_info; |
| } |
| } |
| return NULL; |
| } |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 7, 0)) |
| #define HASH_ADD(hashtable, node, key) \ |
| do { \ |
| hash_add(hashtable, node, key); \ |
| } while (0); |
| #else |
| #define HASH_ADD(hashtable, node, key) \ |
| do { \ |
| int index = hash_long(key, ilog2(ARRAY_SIZE(hashtable))); \ |
| hlist_add_head(node, &hashtable[index]); \ |
| } while (0); |
| #endif /* KERNEL_VER < KERNEL_VERSION(3, 7, 0) */ |
| |
| #define STORE_WKLOCK_RECORD(wklock_type) \ |
| do { \ |
| struct wk_trace_record *wklock_info = NULL; \ |
| unsigned long func_addr = (unsigned long)__builtin_return_address(0); \ |
| wklock_info = find_wklock_entry(func_addr); \ |
| if (wklock_info) { \ |
| if (wklock_type == DHD_WAIVE_LOCK || wklock_type == DHD_RESTORE_LOCK) { \ |
| wklock_info->counter = dhd->wakelock_counter; \ |
| } else { \ |
| wklock_info->counter++; \ |
| } \ |
| } else { \ |
| wklock_info = kzalloc(sizeof(*wklock_info), GFP_ATOMIC); \ |
| if (!wklock_info) {\ |
| printk("Can't allocate wk_trace_record \n"); \ |
| } else { \ |
| wklock_info->addr = func_addr; \ |
| wklock_info->lock_type = wklock_type; \ |
| if (wklock_type == DHD_WAIVE_LOCK || \ |
| wklock_type == DHD_RESTORE_LOCK) { \ |
| wklock_info->counter = dhd->wakelock_counter; \ |
| } else { \ |
| wklock_info->counter++; \ |
| } \ |
| HASH_ADD(wklock_history, &wklock_info->wklock_node, func_addr); \ |
| } \ |
| } \ |
| } while (0); |
| |
| static inline void dhd_wk_lock_rec_dump(void) |
| { |
| int bkt; |
| struct wk_trace_record *wklock_info; |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 7, 0)) |
| GCC_DIAGNOSTIC_PUSH_SUPPRESS_CAST(); |
| hash_for_each(wklock_history, bkt, wklock_info, wklock_node) |
| #else |
| struct hlist_node *entry = NULL; |
| int max_index = ARRAY_SIZE(wklock_history); |
| GCC_DIAGNOSTIC_PUSH_SUPPRESS_CAST(); |
| for (bkt = 0; bkt < max_index; bkt++) |
| hlist_for_each_entry(wklock_info, entry, &wklock_history[bkt], wklock_node) |
| #endif /* KERNEL_VER >= KERNEL_VERSION(3, 7, 0) */ |
| { |
| GCC_DIAGNOSTIC_POP(); |
| switch (wklock_info->lock_type) { |
| case DHD_WAKE_LOCK: |
| DHD_ERROR(("wakelock lock : %pS" |
| "lock_counter : %llu \n", (void *)wklock_info->addr, |
| wklock_info->counter)); |
| break; |
| case DHD_WAKE_UNLOCK: |
| DHD_ERROR(("wakelock unlock : %pS," |
| " unlock_counter : %llu \n", |
| (void *)wklock_info->addr, wklock_info->counter)); |
| break; |
| case DHD_WAIVE_LOCK: |
| DHD_ERROR(("wakelock waive : %pS" |
| " before_waive : %llu \n", |
| (void *)wklock_info->addr, wklock_info->counter)); |
| break; |
| case DHD_RESTORE_LOCK: |
| DHD_ERROR(("wakelock restore : %pS," |
| " after_waive : %llu \n", |
| (void *)wklock_info->addr, wklock_info->counter)); |
| break; |
| } |
| } |
| } |
| |
| static void dhd_wk_lock_trace_init(struct dhd_info *dhd) |
| { |
| unsigned long flags; |
| #if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 7, 0)) |
| int i; |
| #endif /* KERNEL_VER >= KERNEL_VERSION(3, 7, 0) */ |
| |
| DHD_WAKE_SPIN_LOCK(&dhd->wakelock_spinlock, flags); |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 7, 0)) |
| hash_init(wklock_history); |
| #else |
| for (i = 0; i < ARRAY_SIZE(wklock_history); i++) |
| INIT_HLIST_HEAD(&wklock_history[i]); |
| #endif /* KERNEL_VER >= KERNEL_VERSION(3, 7, 0) */ |
| DHD_WAKE_SPIN_UNLOCK(&dhd->wakelock_spinlock, flags); |
| atomic_set(&trace_wklock_onoff, 1); |
| } |
| |
| static void dhd_wk_lock_trace_deinit(struct dhd_info *dhd) |
| { |
| int bkt; |
| struct wk_trace_record *wklock_info; |
| struct hlist_node *tmp; |
| unsigned long flags; |
| #if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 7, 0)) |
| struct hlist_node *entry = NULL; |
| int max_index = ARRAY_SIZE(wklock_history); |
| #endif /* KERNEL_VER >= KERNEL_VERSION(3, 7, 0) */ |
| |
| DHD_WAKE_SPIN_LOCK(&dhd->wakelock_spinlock, flags); |
| GCC_DIAGNOSTIC_PUSH_SUPPRESS_CAST(); |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 7, 0)) |
| hash_for_each_safe(wklock_history, bkt, tmp, wklock_info, wklock_node) |
| #else |
| for (bkt = 0; bkt < max_index; bkt++) |
| hlist_for_each_entry_safe(wklock_info, entry, tmp, |
| &wklock_history[bkt], wklock_node) |
| #endif /* KERNEL_VER >= KERNEL_VERSION(3, 7, 0)) */ |
| { |
| GCC_DIAGNOSTIC_POP(); |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 7, 0)) |
| hash_del(&wklock_info->wklock_node); |
| #else |
| hlist_del_init(&wklock_info->wklock_node); |
| #endif /* KERNEL_VER >= KERNEL_VERSION(3, 7, 0)) */ |
| kfree(wklock_info); |
| } |
| DHD_WAKE_SPIN_UNLOCK(&dhd->wakelock_spinlock, flags); |
| } |
| |
| void dhd_wk_lock_stats_dump(dhd_pub_t *dhdp) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)(dhdp->info); |
| unsigned long flags; |
| |
| DHD_ERROR(("DHD Printing wl_wake Lock/Unlock Record \r\n")); |
| DHD_WAKE_SPIN_LOCK(&dhd->wakelock_spinlock, flags); |
| dhd_wk_lock_rec_dump(); |
| DHD_WAKE_SPIN_UNLOCK(&dhd->wakelock_spinlock, flags); |
| |
| } |
| #else |
| #define STORE_WKLOCK_RECORD(wklock_type) |
| #endif /* ! DHD_TRACE_WAKE_LOCK */ |
| |
| int dhd_os_wake_lock(dhd_pub_t *pub) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| unsigned long flags; |
| int ret = 0; |
| |
| if (dhd && (dhd->dhd_state & DHD_ATTACH_STATE_WAKELOCKS_INIT)) { |
| DHD_WAKE_SPIN_LOCK(&dhd->wakelock_spinlock, flags); |
| if (dhd->wakelock_counter == 0 && !dhd->waive_wakelock) { |
| #ifdef CONFIG_HAS_WAKELOCK |
| dhd_wake_lock(&dhd->wl_wifi); |
| #elif defined(BCMSDIO) |
| dhd_bus_dev_pm_stay_awake(pub); |
| #endif |
| } |
| #ifdef DHD_TRACE_WAKE_LOCK |
| if (atomic_read(&trace_wklock_onoff)) { |
| STORE_WKLOCK_RECORD(DHD_WAKE_LOCK); |
| } |
| #endif /* DHD_TRACE_WAKE_LOCK */ |
| dhd->wakelock_counter++; |
| ret = dhd->wakelock_counter; |
| DHD_WAKE_SPIN_UNLOCK(&dhd->wakelock_spinlock, flags); |
| } |
| |
| return ret; |
| } |
| |
| void dhd_event_wake_lock(dhd_pub_t *pub) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| |
| if (dhd) { |
| #ifdef CONFIG_HAS_WAKELOCK |
| dhd_wake_lock(&dhd->wl_evtwake); |
| #elif defined(BCMSDIO) |
| dhd_bus_dev_pm_stay_awake(pub); |
| #endif |
| } |
| } |
| |
| void |
| dhd_pm_wake_lock_timeout(dhd_pub_t *pub, int val) |
| { |
| #ifdef CONFIG_HAS_WAKELOCK |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| |
| if (dhd) { |
| dhd_wake_lock_timeout(&dhd->wl_pmwake, msecs_to_jiffies(val)); |
| } |
| #endif /* CONFIG_HAS_WAKE_LOCK */ |
| } |
| |
| void |
| dhd_txfl_wake_lock_timeout(dhd_pub_t *pub, int val) |
| { |
| #ifdef CONFIG_HAS_WAKELOCK |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| |
| if (dhd) { |
| dhd_wake_lock_timeout(&dhd->wl_txflwake, msecs_to_jiffies(val)); |
| } |
| #endif /* CONFIG_HAS_WAKE_LOCK */ |
| } |
| |
| void |
| dhd_nan_wake_lock_timeout(dhd_pub_t *pub, int val) |
| { |
| #ifdef CONFIG_HAS_WAKELOCK |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| |
| if (dhd) { |
| dhd_wake_lock_timeout(&dhd->wl_nanwake, msecs_to_jiffies(val)); |
| } |
| #endif /* CONFIG_HAS_WAKE_LOCK */ |
| } |
| |
| int net_os_wake_lock(struct net_device *dev) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| int ret = 0; |
| |
| if (dhd) |
| ret = dhd_os_wake_lock(&dhd->pub); |
| return ret; |
| } |
| |
| int dhd_os_wake_unlock(dhd_pub_t *pub) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| unsigned long flags; |
| int ret = 0; |
| |
| dhd_os_wake_lock_timeout(pub); |
| if (dhd && (dhd->dhd_state & DHD_ATTACH_STATE_WAKELOCKS_INIT)) { |
| DHD_WAKE_SPIN_LOCK(&dhd->wakelock_spinlock, flags); |
| |
| if (dhd->wakelock_counter > 0) { |
| dhd->wakelock_counter--; |
| #ifdef DHD_TRACE_WAKE_LOCK |
| if (atomic_read(&trace_wklock_onoff)) { |
| STORE_WKLOCK_RECORD(DHD_WAKE_UNLOCK); |
| } |
| #endif /* DHD_TRACE_WAKE_LOCK */ |
| if (dhd->wakelock_counter == 0 && !dhd->waive_wakelock) { |
| #ifdef CONFIG_HAS_WAKELOCK |
| dhd_wake_unlock(&dhd->wl_wifi); |
| #elif defined(BCMSDIO) |
| dhd_bus_dev_pm_relax(pub); |
| #endif |
| } |
| ret = dhd->wakelock_counter; |
| } |
| DHD_WAKE_SPIN_UNLOCK(&dhd->wakelock_spinlock, flags); |
| } |
| return ret; |
| } |
| |
| void dhd_event_wake_unlock(dhd_pub_t *pub) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| |
| if (dhd) { |
| #ifdef CONFIG_HAS_WAKELOCK |
| dhd_wake_unlock(&dhd->wl_evtwake); |
| #elif defined(BCMSDIO) |
| dhd_bus_dev_pm_relax(pub); |
| #endif |
| } |
| } |
| |
| void dhd_pm_wake_unlock(dhd_pub_t *pub) |
| { |
| #ifdef CONFIG_HAS_WAKELOCK |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| |
| if (dhd) { |
| /* if wl_pmwake is active, unlock it */ |
| if (dhd_wake_lock_active(&dhd->wl_pmwake)) { |
| dhd_wake_unlock(&dhd->wl_pmwake); |
| } |
| } |
| #endif /* CONFIG_HAS_WAKELOCK */ |
| } |
| |
| void dhd_txfl_wake_unlock(dhd_pub_t *pub) |
| { |
| #ifdef CONFIG_HAS_WAKELOCK |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| |
| if (dhd) { |
| /* if wl_txflwake is active, unlock it */ |
| if (dhd_wake_lock_active(&dhd->wl_txflwake)) { |
| dhd_wake_unlock(&dhd->wl_txflwake); |
| } |
| } |
| #endif /* CONFIG_HAS_WAKELOCK */ |
| } |
| |
| void dhd_nan_wake_unlock(dhd_pub_t *pub) |
| { |
| #ifdef CONFIG_HAS_WAKELOCK |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| |
| if (dhd) { |
| /* if wl_nanwake is active, unlock it */ |
| if (dhd_wake_lock_active(&dhd->wl_nanwake)) { |
| dhd_wake_unlock(&dhd->wl_nanwake); |
| } |
| } |
| #endif /* CONFIG_HAS_WAKELOCK */ |
| } |
| |
| int dhd_os_check_wakelock(dhd_pub_t *pub) |
| { |
| #if defined(CONFIG_HAS_WAKELOCK) || defined(BCMSDIO) |
| dhd_info_t *dhd; |
| |
| if (!pub) |
| return 0; |
| dhd = (dhd_info_t *)(pub->info); |
| #endif /* CONFIG_HAS_WAKELOCK || BCMSDIO */ |
| |
| #ifdef CONFIG_HAS_WAKELOCK |
| /* Indicate to the SD Host to avoid going to suspend if internal locks are up */ |
| if (dhd && (dhd_wake_lock_active(&dhd->wl_wifi) || |
| (dhd_wake_lock_active(&dhd->wl_wdwake)))) |
| return 1; |
| #elif defined(BCMSDIO) |
| if (dhd && (dhd->wakelock_counter > 0) && dhd_bus_dev_pm_enabled(pub)) |
| return 1; |
| #endif |
| return 0; |
| } |
| |
| int |
| dhd_os_check_wakelock_all(dhd_pub_t *pub) |
| { |
| #if defined(CONFIG_HAS_WAKELOCK) || defined(BCMSDIO) |
| #if defined(CONFIG_HAS_WAKELOCK) |
| int l1, l2, l3, l4, l7, l8, l9, l10; |
| int l5 = 0, l6 = 0; |
| int c, lock_active; |
| #endif /* CONFIG_HAS_WAKELOCK */ |
| dhd_info_t *dhd; |
| |
| if (!pub) { |
| return 0; |
| } |
| if (pub->up == 0) { |
| DHD_ERROR(("%s: skip as down in progress\n", __FUNCTION__)); |
| return 0; |
| } |
| dhd = (dhd_info_t *)(pub->info); |
| if (!dhd) { |
| return 0; |
| } |
| #endif /* CONFIG_HAS_WAKELOCK || BCMSDIO */ |
| |
| #ifdef CONFIG_HAS_WAKELOCK |
| c = dhd->wakelock_counter; |
| l1 = dhd_wake_lock_active(&dhd->wl_wifi); |
| l2 = dhd_wake_lock_active(&dhd->wl_wdwake); |
| l3 = dhd_wake_lock_active(&dhd->wl_rxwake); |
| l4 = dhd_wake_lock_active(&dhd->wl_ctrlwake); |
| l7 = dhd_wake_lock_active(&dhd->wl_evtwake); |
| #ifdef BCMPCIE_OOB_HOST_WAKE |
| l5 = dhd_wake_lock_active(&dhd->wl_intrwake); |
| #endif /* BCMPCIE_OOB_HOST_WAKE */ |
| #ifdef DHD_USE_SCAN_WAKELOCK |
| l6 = dhd_wake_lock_active(&dhd->wl_scanwake); |
| #endif /* DHD_USE_SCAN_WAKELOCK */ |
| l8 = dhd_wake_lock_active(&dhd->wl_pmwake); |
| l9 = dhd_wake_lock_active(&dhd->wl_txflwake); |
| l10 = dhd_wake_lock_active(&dhd->wl_nanwake); |
| lock_active = (l1 || l2 || l3 || l4 || l5 || l6 || l7 || l8 || l9 || l10); |
| |
| /* Indicate to the Host to avoid going to suspend if internal locks are up */ |
| if (lock_active) { |
| DHD_ERROR(("%s wakelock c-%d wl-%d wd-%d rx-%d " |
| "ctl-%d intr-%d scan-%d evt-%d, pm-%d, txfl-%d nan-%d\n", |
| __FUNCTION__, c, l1, l2, l3, l4, l5, l6, l7, l8, l9, l10)); |
| return 1; |
| } |
| #elif defined(BCMSDIO) |
| if (dhd && (dhd->wakelock_counter > 0) && dhd_bus_dev_pm_enabled(pub)) { |
| return 1; |
| } |
| #endif /* defined(BCMSDIO) */ |
| return 0; |
| } |
| |
| int net_os_wake_unlock(struct net_device *dev) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| int ret = 0; |
| |
| if (dhd) |
| ret = dhd_os_wake_unlock(&dhd->pub); |
| return ret; |
| } |
| |
| int dhd_os_wd_wake_lock(dhd_pub_t *pub) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| unsigned long flags; |
| int ret = 0; |
| |
| if (dhd) { |
| DHD_WAKE_SPIN_LOCK(&dhd->wakelock_spinlock, flags); |
| if (dhd->wakelock_wd_counter == 0 && !dhd->waive_wakelock) { |
| #ifdef CONFIG_HAS_WAKELOCK |
| /* if wakelock_wd_counter was never used : lock it at once */ |
| dhd_wake_lock(&dhd->wl_wdwake); |
| #endif |
| } |
| dhd->wakelock_wd_counter++; |
| ret = dhd->wakelock_wd_counter; |
| DHD_WAKE_SPIN_UNLOCK(&dhd->wakelock_spinlock, flags); |
| } |
| return ret; |
| } |
| |
| int dhd_os_wd_wake_unlock(dhd_pub_t *pub) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| unsigned long flags; |
| int ret = 0; |
| |
| if (dhd) { |
| DHD_WAKE_SPIN_LOCK(&dhd->wakelock_spinlock, flags); |
| if (dhd->wakelock_wd_counter > 0) { |
| dhd->wakelock_wd_counter = 0; |
| if (!dhd->waive_wakelock) { |
| #ifdef CONFIG_HAS_WAKELOCK |
| dhd_wake_unlock(&dhd->wl_wdwake); |
| #endif |
| } |
| } |
| DHD_WAKE_SPIN_UNLOCK(&dhd->wakelock_spinlock, flags); |
| } |
| return ret; |
| } |
| |
| #ifdef BCMPCIE_OOB_HOST_WAKE |
| void |
| dhd_os_oob_irq_wake_lock_timeout(dhd_pub_t *pub, int val) |
| { |
| #ifdef CONFIG_HAS_WAKELOCK |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| |
| if (dhd) { |
| dhd_wake_lock_timeout(&dhd->wl_intrwake, msecs_to_jiffies(val)); |
| } |
| #endif /* CONFIG_HAS_WAKELOCK */ |
| } |
| |
| void |
| dhd_os_oob_irq_wake_unlock(dhd_pub_t *pub) |
| { |
| #ifdef CONFIG_HAS_WAKELOCK |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| |
| if (dhd) { |
| /* if wl_intrwake is active, unlock it */ |
| if (dhd_wake_lock_active(&dhd->wl_intrwake)) { |
| dhd_wake_unlock(&dhd->wl_intrwake); |
| } |
| } |
| #endif /* CONFIG_HAS_WAKELOCK */ |
| } |
| #endif /* BCMPCIE_OOB_HOST_WAKE */ |
| |
| #ifdef DHD_USE_SCAN_WAKELOCK |
| void |
| dhd_os_scan_wake_lock_timeout(dhd_pub_t *pub, int val) |
| { |
| #ifdef CONFIG_HAS_WAKELOCK |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| |
| if (dhd) { |
| dhd_wake_lock_timeout(&dhd->wl_scanwake, msecs_to_jiffies(val)); |
| } |
| #endif /* CONFIG_HAS_WAKELOCK */ |
| } |
| |
| void |
| dhd_os_scan_wake_unlock(dhd_pub_t *pub) |
| { |
| #ifdef CONFIG_HAS_WAKELOCK |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| |
| if (dhd) { |
| /* if wl_scanwake is active, unlock it */ |
| if (dhd_wake_lock_active(&dhd->wl_scanwake)) { |
| dhd_wake_unlock(&dhd->wl_scanwake); |
| } |
| } |
| #endif /* CONFIG_HAS_WAKELOCK */ |
| } |
| #endif /* DHD_USE_SCAN_WAKELOCK */ |
| |
| /* waive wakelocks for operations such as IOVARs in suspend function, must be closed |
| * by a paired function call to dhd_wakelock_restore. returns current wakelock counter |
| */ |
| int dhd_os_wake_lock_waive(dhd_pub_t *pub) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| unsigned long flags; |
| int ret = 0; |
| |
| if (dhd && (dhd->dhd_state & DHD_ATTACH_STATE_WAKELOCKS_INIT)) { |
| DHD_WAKE_SPIN_LOCK(&dhd->wakelock_spinlock, flags); |
| |
| /* dhd_wakelock_waive/dhd_wakelock_restore must be paired */ |
| if (dhd->waive_wakelock == FALSE) { |
| #ifdef DHD_TRACE_WAKE_LOCK |
| if (atomic_read(&trace_wklock_onoff)) { |
| STORE_WKLOCK_RECORD(DHD_WAIVE_LOCK); |
| } |
| #endif /* DHD_TRACE_WAKE_LOCK */ |
| /* record current lock status */ |
| dhd->wakelock_before_waive = dhd->wakelock_counter; |
| dhd->waive_wakelock = TRUE; |
| } |
| ret = dhd->wakelock_wd_counter; |
| DHD_WAKE_SPIN_UNLOCK(&dhd->wakelock_spinlock, flags); |
| } |
| return ret; |
| } |
| |
| int dhd_os_wake_lock_restore(dhd_pub_t *pub) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| unsigned long flags; |
| int ret = 0; |
| |
| if (!dhd) |
| return 0; |
| if ((dhd->dhd_state & DHD_ATTACH_STATE_WAKELOCKS_INIT) == 0) |
| return 0; |
| |
| DHD_WAKE_SPIN_LOCK(&dhd->wakelock_spinlock, flags); |
| |
| /* dhd_wakelock_waive/dhd_wakelock_restore must be paired */ |
| if (!dhd->waive_wakelock) |
| goto exit; |
| |
| dhd->waive_wakelock = FALSE; |
| /* if somebody else acquires wakelock between dhd_wakelock_waive/dhd_wakelock_restore, |
| * we need to make it up by calling dhd_wake_lock or pm_stay_awake. or if somebody releases |
| * the lock in between, do the same by calling dhd_wake_unlock or pm_relax |
| */ |
| #ifdef DHD_TRACE_WAKE_LOCK |
| if (atomic_read(&trace_wklock_onoff)) { |
| STORE_WKLOCK_RECORD(DHD_RESTORE_LOCK); |
| } |
| #endif /* DHD_TRACE_WAKE_LOCK */ |
| |
| if (dhd->wakelock_before_waive == 0 && dhd->wakelock_counter > 0) { |
| #ifdef CONFIG_HAS_WAKELOCK |
| dhd_wake_lock(&dhd->wl_wifi); |
| #elif defined(BCMSDIO) |
| dhd_bus_dev_pm_stay_awake(&dhd->pub); |
| #endif |
| } else if (dhd->wakelock_before_waive > 0 && dhd->wakelock_counter == 0) { |
| #ifdef CONFIG_HAS_WAKELOCK |
| dhd_wake_unlock(&dhd->wl_wifi); |
| #elif defined(BCMSDIO) |
| dhd_bus_dev_pm_relax(&dhd->pub); |
| #endif |
| } |
| dhd->wakelock_before_waive = 0; |
| exit: |
| ret = dhd->wakelock_wd_counter; |
| DHD_WAKE_SPIN_UNLOCK(&dhd->wakelock_spinlock, flags); |
| return ret; |
| } |
| |
| void dhd_os_wake_lock_init(struct dhd_info *dhd) |
| { |
| DHD_TRACE(("%s: initialize wake_lock_counters\n", __FUNCTION__)); |
| dhd->wakelock_counter = 0; |
| dhd->wakelock_rx_timeout_enable = 0; |
| dhd->wakelock_ctrl_timeout_enable = 0; |
| /* wakelocks prevent a system from going into a low power state */ |
| #ifdef CONFIG_HAS_WAKELOCK |
| dhd_wake_lock_init(&dhd->wl_wifi, WAKE_LOCK_SUSPEND, "wlan_wake"); |
| dhd_wake_lock_init(&dhd->wl_rxwake, WAKE_LOCK_SUSPEND, "wlan_rx_wake"); |
| dhd_wake_lock_init(&dhd->wl_ctrlwake, WAKE_LOCK_SUSPEND, "wlan_ctrl_wake"); |
| dhd_wake_lock_init(&dhd->wl_evtwake, WAKE_LOCK_SUSPEND, "wlan_evt_wake"); |
| dhd_wake_lock_init(&dhd->wl_pmwake, WAKE_LOCK_SUSPEND, "wlan_pm_wake"); |
| dhd_wake_lock_init(&dhd->wl_txflwake, WAKE_LOCK_SUSPEND, "wlan_txfl_wake"); |
| #ifdef BCMPCIE_OOB_HOST_WAKE |
| dhd_wake_lock_init(&dhd->wl_intrwake, WAKE_LOCK_SUSPEND, "wlan_oob_irq_wake"); |
| #endif /* BCMPCIE_OOB_HOST_WAKE */ |
| #ifdef DHD_USE_SCAN_WAKELOCK |
| dhd_wake_lock_init(&dhd->wl_scanwake, WAKE_LOCK_SUSPEND, "wlan_scan_wake"); |
| #endif /* DHD_USE_SCAN_WAKELOCK */ |
| dhd_wake_lock_init(&dhd->wl_nanwake, WAKE_LOCK_SUSPEND, "wlan_nan_wake"); |
| #endif /* CONFIG_HAS_WAKELOCK */ |
| #ifdef DHD_TRACE_WAKE_LOCK |
| dhd_wk_lock_trace_init(dhd); |
| #endif /* DHD_TRACE_WAKE_LOCK */ |
| } |
| |
| void dhd_os_wake_lock_destroy(struct dhd_info *dhd) |
| { |
| DHD_TRACE(("%s: deinit wake_lock_counters\n", __FUNCTION__)); |
| #ifdef CONFIG_HAS_WAKELOCK |
| dhd->wakelock_counter = 0; |
| dhd->wakelock_rx_timeout_enable = 0; |
| dhd->wakelock_ctrl_timeout_enable = 0; |
| dhd_wake_lock_destroy(&dhd->wl_wifi); |
| dhd_wake_lock_destroy(&dhd->wl_rxwake); |
| dhd_wake_lock_destroy(&dhd->wl_ctrlwake); |
| dhd_wake_lock_destroy(&dhd->wl_evtwake); |
| dhd_wake_lock_destroy(&dhd->wl_pmwake); |
| dhd_wake_lock_destroy(&dhd->wl_txflwake); |
| #ifdef BCMPCIE_OOB_HOST_WAKE |
| dhd_wake_lock_destroy(&dhd->wl_intrwake); |
| #endif /* BCMPCIE_OOB_HOST_WAKE */ |
| #ifdef DHD_USE_SCAN_WAKELOCK |
| dhd_wake_lock_destroy(&dhd->wl_scanwake); |
| #endif /* DHD_USE_SCAN_WAKELOCK */ |
| dhd_wake_lock_destroy(&dhd->wl_nanwake); |
| #ifdef DHD_TRACE_WAKE_LOCK |
| dhd_wk_lock_trace_deinit(dhd); |
| #endif /* DHD_TRACE_WAKE_LOCK */ |
| #else /* !CONFIG_HAS_WAKELOCK */ |
| if (dhd->wakelock_counter > 0) { |
| DHD_ERROR(("%s: wake lock count=%d\n", |
| __FUNCTION__, dhd->wakelock_counter)); |
| while (dhd_os_wake_unlock(&dhd->pub)); |
| } |
| #endif /* CONFIG_HAS_WAKELOCK */ |
| } |
| |
| bool dhd_os_check_if_up(dhd_pub_t *pub) |
| { |
| if (!pub) |
| return FALSE; |
| return pub->up; |
| } |
| |
| #if defined(BCMSDIO) || defined(BCMPCIE) |
| /* function to collect firmware, chip id and chip version info */ |
| void dhd_set_version_info(dhd_pub_t *dhdp, char *fw) |
| { |
| int i; |
| |
| i = snprintf(info_string, sizeof(info_string), |
| " Driver: %s\n Firmware: %s ", EPI_VERSION_STR, fw); |
| |
| if (!dhdp) |
| return; |
| |
| i = snprintf(&info_string[i], sizeof(info_string) - i, |
| "\n Chip: %x Rev %x Pkg %x", dhd_bus_chip_id(dhdp), |
| dhd_bus_chiprev_id(dhdp), dhd_bus_chippkg_id(dhdp)); |
| } |
| |
| void dhd_set_chip_info(dhd_pub_t *dhdp) |
| { |
| if (!dhdp) |
| return; |
| |
| memset(chip_info, 0, sizeof(chip_info)); |
| |
| if (dhd_bus_chip_id(dhdp) == BCM4389_CHIP_ID) { |
| strncpy(chip_info, "4389", 4); |
| } else if (dhd_bus_chip_id(dhdp) == BCM43752_CHIP_ID || |
| dhd_bus_chip_id(dhdp) == BCM4362_CHIP_ID) { |
| strncpy(chip_info, "43752", 5); |
| } |
| } |
| #endif /* BCMSDIO || BCMPCIE */ |
| int dhd_ioctl_entry_local(struct net_device *net, wl_ioctl_t *ioc, int cmd) |
| { |
| int ifidx; |
| int ret = 0; |
| dhd_info_t *dhd = NULL; |
| |
| if (!net || !DEV_PRIV(net)) { |
| DHD_ERROR(("%s invalid parameter net %p dev_priv %p\n", |
| __FUNCTION__, net, DEV_PRIV(net))); |
| return -EINVAL; |
| } |
| |
| dhd = DHD_DEV_INFO(net); |
| if (!dhd) |
| return -EINVAL; |
| |
| ifidx = dhd_net2idx(dhd, net); |
| if (ifidx == DHD_BAD_IF) { |
| DHD_ERROR(("%s bad ifidx\n", __FUNCTION__)); |
| return -ENODEV; |
| } |
| |
| DHD_OS_WAKE_LOCK(&dhd->pub); |
| |
| ret = dhd_wl_ioctl(&dhd->pub, ifidx, ioc, ioc->buf, ioc->len); |
| dhd_check_hang(net, &dhd->pub, ret); |
| |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| |
| return ret; |
| } |
| |
| bool dhd_os_check_hang(dhd_pub_t *dhdp, int ifidx, int ret) |
| { |
| struct net_device *net; |
| |
| net = dhd_idx2net(dhdp, ifidx); |
| if (!net) { |
| DHD_ERROR(("%s : Invalid index : %d\n", __FUNCTION__, ifidx)); |
| return -EINVAL; |
| } |
| |
| return dhd_check_hang(net, dhdp, ret); |
| } |
| |
| /* Return instance */ |
| int dhd_get_instance(dhd_pub_t *dhdp) |
| { |
| return dhdp->info->unit; |
| } |
| |
| #if defined(WL_CFG80211) && defined(SUPPORT_DEEP_SLEEP) |
| #define MAX_TRY_CNT 5 /* Number of tries to disable deepsleep */ |
| int dhd_deepsleep(struct net_device *dev, int flag) |
| { |
| char iovbuf[20]; |
| uint powervar = 0; |
| dhd_info_t *dhd; |
| dhd_pub_t *dhdp; |
| int cnt = 0; |
| int ret = 0; |
| |
| dhd = DHD_DEV_INFO(dev); |
| dhdp = &dhd->pub; |
| |
| switch (flag) { |
| case 1 : /* Deepsleep on */ |
| DHD_ERROR(("[WiFi] Deepsleep On\n")); |
| /* give some time to sysioc_work before deepsleep */ |
| OSL_SLEEP(200); |
| #ifdef PKT_FILTER_SUPPORT |
| /* disable pkt filter */ |
| dhd_enable_packet_filter(0, dhdp); |
| #endif /* PKT_FILTER_SUPPORT */ |
| /* Disable MPC */ |
| powervar = 0; |
| ret = dhd_iovar(dhdp, 0, "mpc", (char *)&powervar, sizeof(powervar), NULL, |
| 0, TRUE); |
| if (ret) { |
| DHD_ERROR(("%s: mpc failed:%d\n", __FUNCTION__, ret)); |
| } |
| /* Enable Deepsleep */ |
| powervar = 1; |
| ret = dhd_iovar(dhdp, 0, "deepsleep", (char *)&powervar, sizeof(powervar), |
| NULL, 0, TRUE); |
| if (ret) { |
| DHD_ERROR(("%s: deepsleep failed:%d\n", __FUNCTION__, ret)); |
| } |
| break; |
| |
| case 0: /* Deepsleep Off */ |
| DHD_ERROR(("[WiFi] Deepsleep Off\n")); |
| |
| /* Disable Deepsleep */ |
| for (cnt = 0; cnt < MAX_TRY_CNT; cnt++) { |
| powervar = 0; |
| ret = dhd_iovar(dhdp, 0, "deepsleep", (char *)&powervar, |
| sizeof(powervar), NULL, 0, TRUE); |
| if (ret) { |
| DHD_ERROR(("%s: deepsleep failed:%d\n", __FUNCTION__, ret)); |
| } |
| |
| ret = dhd_iovar(dhdp, 0, "deepsleep", (char *)&powervar, |
| sizeof(powervar), iovbuf, sizeof(iovbuf), FALSE); |
| if (ret < 0) { |
| DHD_ERROR(("the error of dhd deepsleep status" |
| " ret value :%d\n", ret)); |
| } else { |
| if (!(*(int *)iovbuf)) { |
| DHD_ERROR(("deepsleep mode is 0," |
| " count: %d\n", cnt)); |
| break; |
| } |
| } |
| } |
| |
| /* Enable MPC */ |
| powervar = 1; |
| ret = dhd_iovar(dhdp, 0, "mpc", (char *)&powervar, sizeof(powervar), |
| NULL, 0, TRUE); |
| if (ret) { |
| DHD_ERROR(("%s: mpc failed:%d\n", __FUNCTION__, ret)); |
| } |
| break; |
| } |
| |
| return 0; |
| } |
| #endif /* WL_CFG80211 && SUPPORT_DEEP_SLEEP */ |
| |
| #ifdef PROP_TXSTATUS |
| |
| void dhd_wlfc_plat_init(void *dhd) |
| { |
| #ifdef USE_DYNAMIC_F2_BLKSIZE |
| dhdsdio_func_blocksize((dhd_pub_t *)dhd, 2, DYNAMIC_F2_BLKSIZE_FOR_NONLEGACY); |
| #endif /* USE_DYNAMIC_F2_BLKSIZE */ |
| return; |
| } |
| |
| void dhd_wlfc_plat_deinit(void *dhd) |
| { |
| #ifdef USE_DYNAMIC_F2_BLKSIZE |
| dhdsdio_func_blocksize((dhd_pub_t *)dhd, 2, sd_f2_blocksize); |
| #endif /* USE_DYNAMIC_F2_BLKSIZE */ |
| return; |
| } |
| |
| bool dhd_wlfc_skip_fc(void * dhdp, uint8 idx) |
| { |
| #ifdef SKIP_WLFC_ON_CONCURRENT |
| |
| #ifdef WL_CFG80211 |
| struct net_device * net = dhd_idx2net((dhd_pub_t *)dhdp, idx); |
| if (net) |
| /* enable flow control in vsdb mode */ |
| return !(wl_cfg80211_is_concurrent_mode(net)); |
| #else |
| return TRUE; /* skip flow control */ |
| #endif /* WL_CFG80211 */ |
| |
| #else |
| return FALSE; |
| #endif /* SKIP_WLFC_ON_CONCURRENT */ |
| return FALSE; |
| } |
| #endif /* PROP_TXSTATUS */ |
| |
| #ifdef BCMDBGFS |
| #include <linux/debugfs.h> |
| |
| typedef struct dhd_dbgfs { |
| struct dentry *debugfs_dir; |
| struct dentry *debugfs_mem; |
| dhd_pub_t *dhdp; |
| uint32 size; |
| } dhd_dbgfs_t; |
| |
| dhd_dbgfs_t g_dbgfs; |
| |
| extern uint32 dhd_readregl(void *bp, uint32 addr); |
| extern uint32 dhd_writeregl(void *bp, uint32 addr, uint32 data); |
| |
| static int |
| dhd_dbg_state_open(struct inode *inode, struct file *file) |
| { |
| file->private_data = inode->i_private; |
| return 0; |
| } |
| |
| static ssize_t |
| dhd_dbg_state_read(struct file *file, char __user *ubuf, |
| size_t count, loff_t *ppos) |
| { |
| ssize_t rval; |
| uint32 tmp; |
| loff_t pos = *ppos; |
| size_t ret; |
| |
| if (pos < 0) |
| return -EINVAL; |
| if (pos >= g_dbgfs.size || !count) |
| return 0; |
| if (count > g_dbgfs.size - pos) |
| count = g_dbgfs.size - pos; |
| |
| /* XXX: The user can request any length they want, but they are getting 4 bytes */ |
| /* Basically enforce aligned 4 byte reads. It's up to the user to work out the details */ |
| tmp = dhd_readregl(g_dbgfs.dhdp->bus, file->f_pos & (~3)); |
| |
| ret = copy_to_user(ubuf, &tmp, 4); |
| if (ret == count) |
| return -EFAULT; |
| |
| count -= ret; |
| *ppos = pos + count; |
| rval = count; |
| |
| return rval; |
| } |
| |
| static ssize_t |
| dhd_debugfs_write(struct file *file, const char __user *ubuf, size_t count, loff_t *ppos) |
| { |
| loff_t pos = *ppos; |
| size_t ret; |
| uint32 buf; |
| |
| if (pos < 0) |
| return -EINVAL; |
| if (pos >= g_dbgfs.size || !count) |
| return 0; |
| if (count > g_dbgfs.size - pos) |
| count = g_dbgfs.size - pos; |
| |
| ret = copy_from_user(&buf, ubuf, sizeof(uint32)); |
| if (ret == count) |
| return -EFAULT; |
| |
| /* XXX: The user can request any length they want, but they are getting 4 bytes */ |
| /* Basically enforce aligned 4 byte writes. It's up to the user to work out the details */ |
| dhd_writeregl(g_dbgfs.dhdp->bus, file->f_pos & (~3), buf); |
| |
| return count; |
| } |
| |
| loff_t |
| dhd_debugfs_lseek(struct file *file, loff_t off, int whence) |
| { |
| loff_t pos = -1; |
| |
| switch (whence) { |
| case 0: |
| pos = off; |
| break; |
| case 1: |
| pos = file->f_pos + off; |
| break; |
| case 2: |
| pos = g_dbgfs.size - off; |
| } |
| return (pos < 0 || pos > g_dbgfs.size) ? -EINVAL : (file->f_pos = pos); |
| } |
| |
| static const struct file_operations dhd_dbg_state_ops = { |
| .read = dhd_dbg_state_read, |
| .write = dhd_debugfs_write, |
| .open = dhd_dbg_state_open, |
| .llseek = dhd_debugfs_lseek |
| }; |
| |
| static void dhd_dbgfs_create(void) |
| { |
| if (g_dbgfs.debugfs_dir) { |
| g_dbgfs.debugfs_mem = debugfs_create_file("mem", 0644, g_dbgfs.debugfs_dir, |
| NULL, &dhd_dbg_state_ops); |
| } |
| } |
| |
| void dhd_dbgfs_init(dhd_pub_t *dhdp) |
| { |
| g_dbgfs.dhdp = dhdp; |
| g_dbgfs.size = 0x20000000; /* Allow access to various cores regs */ |
| |
| g_dbgfs.debugfs_dir = debugfs_create_dir("dhd", 0); |
| if (IS_ERR(g_dbgfs.debugfs_dir)) { |
| g_dbgfs.debugfs_dir = NULL; |
| return; |
| } |
| |
| dhd_dbgfs_create(); |
| |
| return; |
| } |
| |
| void dhd_dbgfs_remove(void) |
| { |
| debugfs_remove(g_dbgfs.debugfs_mem); |
| debugfs_remove(g_dbgfs.debugfs_dir); |
| |
| bzero((unsigned char *) &g_dbgfs, sizeof(g_dbgfs)); |
| } |
| #endif /* BCMDBGFS */ |
| |
| #ifdef CUSTOM_SET_CPUCORE |
| void dhd_set_cpucore(dhd_pub_t *dhd, int set) |
| { |
| int e_dpc = 0, e_rxf = 0, retry_set = 0; |
| |
| if (!(dhd->chan_isvht80)) { |
| DHD_ERROR(("%s: chan_status(%d) cpucore!!!\n", __FUNCTION__, dhd->chan_isvht80)); |
| return; |
| } |
| |
| if (DPC_CPUCORE) { |
| do { |
| if (set == TRUE) { |
| e_dpc = set_cpus_allowed_ptr(dhd->current_dpc, |
| cpumask_of(DPC_CPUCORE)); |
| } else { |
| e_dpc = set_cpus_allowed_ptr(dhd->current_dpc, |
| cpumask_of(PRIMARY_CPUCORE)); |
| } |
| if (retry_set++ > MAX_RETRY_SET_CPUCORE) { |
| DHD_ERROR(("%s: dpc(%d) invalid cpu!\n", __FUNCTION__, e_dpc)); |
| return; |
| } |
| if (e_dpc < 0) |
| OSL_SLEEP(1); |
| } while (e_dpc < 0); |
| } |
| if (RXF_CPUCORE) { |
| do { |
| if (set == TRUE) { |
| e_rxf = set_cpus_allowed_ptr(dhd->current_rxf, |
| cpumask_of(RXF_CPUCORE)); |
| } else { |
| e_rxf = set_cpus_allowed_ptr(dhd->current_rxf, |
| cpumask_of(PRIMARY_CPUCORE)); |
| } |
| if (retry_set++ > MAX_RETRY_SET_CPUCORE) { |
| DHD_ERROR(("%s: rxf(%d) invalid cpu!\n", __FUNCTION__, e_rxf)); |
| return; |
| } |
| if (e_rxf < 0) |
| OSL_SLEEP(1); |
| } while (e_rxf < 0); |
| } |
| DHD_TRACE(("%s: set(%d) cpucore success!\n", __FUNCTION__, set)); |
| |
| return; |
| } |
| #endif /* CUSTOM_SET_CPUCORE */ |
| |
| #ifdef DHD_MCAST_REGEN |
| /* Get interface specific ap_isolate configuration */ |
| int dhd_get_mcast_regen_bss_enable(dhd_pub_t *dhdp, uint32 idx) |
| { |
| dhd_info_t *dhd = dhdp->info; |
| dhd_if_t *ifp; |
| |
| ASSERT(idx < DHD_MAX_IFS); |
| |
| ifp = dhd->iflist[idx]; |
| |
| return ifp->mcast_regen_bss_enable; |
| } |
| |
| /* Set interface specific mcast_regen configuration */ |
| int dhd_set_mcast_regen_bss_enable(dhd_pub_t *dhdp, uint32 idx, int val) |
| { |
| dhd_info_t *dhd = dhdp->info; |
| dhd_if_t *ifp; |
| |
| ASSERT(idx < DHD_MAX_IFS); |
| |
| ifp = dhd->iflist[idx]; |
| |
| ifp->mcast_regen_bss_enable = val; |
| |
| /* Disable rx_pkt_chain feature for interface, if mcast_regen feature |
| * is enabled |
| */ |
| dhd_update_rx_pkt_chainable_state(dhdp, idx); |
| return BCME_OK; |
| } |
| #endif /* DHD_MCAST_REGEN */ |
| |
| /* Get interface specific ap_isolate configuration */ |
| int dhd_get_ap_isolate(dhd_pub_t *dhdp, uint32 idx) |
| { |
| dhd_info_t *dhd = dhdp->info; |
| dhd_if_t *ifp; |
| |
| ASSERT(idx < DHD_MAX_IFS); |
| |
| ifp = dhd->iflist[idx]; |
| |
| return ifp->ap_isolate; |
| } |
| |
| /* Set interface specific ap_isolate configuration */ |
| int dhd_set_ap_isolate(dhd_pub_t *dhdp, uint32 idx, int val) |
| { |
| dhd_info_t *dhd = dhdp->info; |
| dhd_if_t *ifp; |
| |
| ASSERT(idx < DHD_MAX_IFS); |
| |
| ifp = dhd->iflist[idx]; |
| |
| if (ifp) |
| ifp->ap_isolate = val; |
| |
| return 0; |
| } |
| |
| #ifdef DHD_FW_COREDUMP |
| void dhd_schedule_memdump(dhd_pub_t *dhdp, uint8 *buf, uint32 size) |
| { |
| dhd_dump_t *dump = NULL; |
| unsigned long flags = 0; |
| dhd_info_t *dhd_info = NULL; |
| #if defined(DHD_LOG_DUMP) && !defined(DHD_DUMP_FILE_WRITE_FROM_KERNEL) |
| log_dump_type_t type = DLD_BUF_TYPE_ALL; |
| #endif /* DHD_LOG_DUMP && !DHD_DUMP_FILE_WRITE_FROM_KERNEL */ |
| |
| dhd_info = (dhd_info_t *)dhdp->info; |
| dump = (dhd_dump_t *)MALLOC(dhdp->osh, sizeof(dhd_dump_t)); |
| if (dump == NULL) { |
| DHD_ERROR(("%s: dhd dump memory allocation failed\n", __FUNCTION__)); |
| return; |
| } |
| dump->buf = buf; |
| dump->bufsize = size; |
| #ifdef BCMPCIE |
| dhd_get_hscb_info(dhdp, (void*)(&dump->hscb_buf), |
| (uint32 *)(&dump->hscb_bufsize)); |
| #else |
| dump->hscb_bufsize = 0; |
| #endif /* BCMPCIE */ |
| |
| #ifdef DHD_LOG_DUMP |
| dhd_print_buf_addr(dhdp, "memdump", buf, size); |
| #if !defined(DHD_DUMP_FILE_WRITE_FROM_KERNEL) |
| /* Print out buffer infomation */ |
| dhd_log_dump_buf_addr(dhdp, &type); |
| #endif /* !DHD_DUMP_FILE_WRITE_FROM_KERNEL */ |
| #endif /* DHD_LOG_DUMP */ |
| |
| if (dhdp->memdump_enabled == DUMP_MEMONLY) { |
| BUG_ON(1); |
| } |
| |
| if ((dhdp->memdump_type == DUMP_TYPE_DONGLE_INIT_FAILURE) || |
| (dhdp->memdump_type == DUMP_TYPE_DUE_TO_BT) || |
| (dhdp->memdump_type == DUMP_TYPE_SMMU_FAULT)) |
| { |
| dhd_info->scheduled_memdump = FALSE; |
| (void)dhd_mem_dump((void *)dhdp->info, (void *)dump, 0); |
| /* No need to collect debug dump for init failure */ |
| if (dhdp->memdump_type == DUMP_TYPE_DONGLE_INIT_FAILURE) { |
| return; |
| } |
| #ifdef DHD_LOG_DUMP |
| { |
| log_dump_type_t *flush_type = NULL; |
| /* for dongle init fail cases, 'dhd_mem_dump' does |
| * not call 'dhd_log_dump', so call it here. |
| */ |
| flush_type = MALLOCZ(dhdp->osh, |
| sizeof(log_dump_type_t)); |
| if (flush_type) { |
| *flush_type = DLD_BUF_TYPE_ALL; |
| DHD_ERROR(("%s: calling log dump.. \n", __FUNCTION__)); |
| dhd_log_dump(dhdp->info, flush_type, 0); |
| } |
| } |
| #endif /* DHD_LOG_DUMP */ |
| return; |
| } |
| |
| dhd_info->scheduled_memdump = TRUE; |
| |
| /* bus busy bit for mem dump will be cleared in mem dump |
| * work item context, after mem dump file is written |
| */ |
| DHD_GENERAL_LOCK(dhdp, flags); |
| DHD_BUS_BUSY_SET_IN_MEMDUMP(dhdp); |
| DHD_GENERAL_UNLOCK(dhdp, flags); |
| DHD_ERROR(("%s: scheduling mem dump.. \n", __FUNCTION__)); |
| dhd_deferred_schedule_work(dhdp->info->dhd_deferred_wq, (void *)dump, |
| DHD_WQ_WORK_SOC_RAM_DUMP, (void *)dhd_mem_dump, DHD_WQ_WORK_PRIORITY_HIGH); |
| } |
| #if defined(WL_CFGVENDOR_SEND_HANG_EVENT) |
| char hang_reason_str[DHD_MEMDUMP_TYPE_LONGSTR_LEN]; |
| #endif |
| |
| #ifdef DHD_COREDUMP |
| #ifdef DHD_LINUX_STD_FW_API |
| char map_path[PATH_MAX] = DHD_MAP_NAME; |
| #else |
| char map_path[PATH_MAX] = VENDOR_PATH CONFIG_BCMDHD_MAP_PATH; |
| #endif /* DHD_LINUX_STD_FW_API */ |
| #endif /* DHD_COREDUMP */ |
| |
| static void |
| dhd_mem_dump(void *handle, void *event_info, u8 event) |
| { |
| dhd_info_t *dhd = handle; |
| dhd_pub_t *dhdp = NULL; |
| unsigned long flags = 0; |
| dhd_dump_t *dump = NULL; |
| #ifdef DHD_COREDUMP |
| char memdump_type[DHD_MEMDUMP_TYPE_LONGSTR_LEN]; |
| char pc_fn[DHD_FUNC_STR_LEN] = "\0"; |
| char lr_fn[DHD_FUNC_STR_LEN] = "\0"; |
| trap_t *tr; |
| #endif /* DHD_COREDUMP */ |
| |
| DHD_ERROR(("%s: ENTER \n", __FUNCTION__)); |
| |
| if (!dhd) { |
| DHD_ERROR(("%s: dhd is NULL\n", __FUNCTION__)); |
| return; |
| } |
| |
| dhdp = &dhd->pub; |
| if (!dhdp) { |
| DHD_ERROR(("%s: dhdp is NULL\n", __FUNCTION__)); |
| return; |
| } |
| |
| DHD_GENERAL_LOCK(dhdp, flags); |
| if (DHD_BUS_CHECK_DOWN_OR_DOWN_IN_PROGRESS(dhdp)) { |
| DHD_GENERAL_UNLOCK(dhdp, flags); |
| DHD_ERROR(("%s: bus is down! can't collect mem dump. \n", __FUNCTION__)); |
| goto exit; |
| } |
| DHD_GENERAL_UNLOCK(dhdp, flags); |
| |
| #ifdef DHD_SDTC_ETB_DUMP |
| if (dhdp->collect_sdtc) { |
| dhd_sdtc_etb_dump(dhdp); |
| dhdp->collect_sdtc = FALSE; |
| } |
| #endif /* DHD_SDTC_ETB_DUMP */ |
| |
| #ifdef DHD_SSSR_DUMP |
| if (sssr_enab && dhdp->sssr_inited && dhdp->collect_sssr) { |
| if (fis_enab && dhdp->sssr_reg_info->rev3.fis_enab) { |
| int bcmerror = dhd_bus_fis_trigger(dhdp); |
| |
| if (bcmerror == BCME_OK) { |
| dhd_bus_fis_dump(dhdp); |
| } else { |
| DHD_ERROR(("%s: FIS trigger failed: %d\n", |
| __FUNCTION__, bcmerror)); |
| } |
| } else { |
| DHD_ERROR(("%s: FIS not enabled (%d:%d), collect legacy sssr\n", |
| __FUNCTION__, fis_enab, dhdp->sssr_reg_info->rev3.fis_enab)); |
| dhdpcie_sssr_dump(dhdp); |
| } |
| } |
| dhdp->collect_sssr = FALSE; |
| #endif /* DHD_SSSR_DUMP */ |
| #if defined(WL_CFG80211) && defined(DHD_FILE_DUMP_EVENT) |
| dhd_wait_for_file_dump(dhdp); |
| #endif /* WL_CFG80211 && DHD_FILE_DUMP_EVENT */ |
| |
| dump = (dhd_dump_t *)event_info; |
| if (!dump) { |
| DHD_ERROR(("%s: dump is NULL\n", __FUNCTION__)); |
| goto exit; |
| } |
| |
| #ifdef DHD_COREDUMP |
| memset(memdump_type, 0, DHD_MEMDUMP_TYPE_LONGSTR_LEN); |
| dhd_convert_memdump_type_to_str(dhdp->memdump_type, memdump_type, |
| DHD_MEMDUMP_TYPE_LONGSTR_LEN, dhdp->debug_dump_subcmd); |
| if (dhdp->memdump_type == DUMP_TYPE_DONGLE_TRAP && |
| dhdp->dongle_trap_occured == TRUE) { |
| tr = &dhdp->last_trap_info; |
| dhd_lookup_map(dhdp->osh, map_path, |
| ltoh32(tr->epc), pc_fn, ltoh32(tr->r14), lr_fn); |
| sprintf(&memdump_type[strlen(memdump_type)], "_%.79s_%.79s", |
| pc_fn, lr_fn); |
| #ifdef WL_CFGVENDOR_SEND_HANG_EVENT |
| /* copy memdump_type to hang_reason_str send up to wifi hal */ |
| memcpy(hang_reason_str, memdump_type, strlen(memdump_type)); |
| #endif |
| } |
| DHD_ERROR(("%s: dump reason: %s\n", __FUNCTION__, memdump_type)); |
| if (wifi_platform_set_coredump(dhd->adapter, dump->buf, dump->bufsize, memdump_type)) { |
| DHD_ERROR(("%s: writing SoC_RAM dump failed\n", __FUNCTION__)); |
| #ifdef DHD_DEBUG_UART |
| dhd->pub.memdump_success = FALSE; |
| #endif /* DHD_DEBUG_UART */ |
| } |
| #endif /* DHD_COREDUMP */ |
| |
| /* |
| * If kernel does not have file write access enabled |
| * then skip writing dumps to files. |
| * The dumps will be pushed to HAL layer which will |
| * write into files |
| */ |
| #ifdef DHD_DUMP_FILE_WRITE_FROM_KERNEL |
| |
| if (write_dump_to_file(&dhd->pub, dump->buf, dump->bufsize, "mem_dump")) { |
| DHD_ERROR(("%s: writing SoC_RAM dump to the file failed\n", __FUNCTION__)); |
| #ifdef DHD_DEBUG_UART |
| dhd->pub.memdump_success = FALSE; |
| #endif /* DHD_DEBUG_UART */ |
| } |
| |
| if (dump->hscb_buf && dump->hscb_bufsize) { |
| if (write_dump_to_file(&dhd->pub, dump->hscb_buf, |
| dump->hscb_bufsize, "mem_dump_hscb")) { |
| DHD_ERROR(("%s: writing HSCB dump to the file failed\n", __FUNCTION__)); |
| #ifdef DHD_DEBUG_UART |
| dhd->pub.memdump_success = FALSE; |
| #endif /* DHD_DEBUG_UART */ |
| } |
| } |
| |
| #ifndef DHD_PKT_LOGGING |
| clear_debug_dump_time(dhdp->debug_dump_time_str); |
| #endif /* !DHD_PKT_LOGGING */ |
| |
| /* directly call dhd_log_dump for debug_dump collection from the mem_dump work queue |
| * context, no need to schedule another work queue for log dump. In case of |
| * user initiated DEBUG_DUMP wpa_cli command (DUMP_TYPE_BY_SYSDUMP), |
| * cfg layer is itself scheduling the log_dump work queue. |
| * that path is not disturbed. If 'dhd_mem_dump' is called directly then we will not |
| * collect debug_dump as it may be called from non-sleepable context. |
| */ |
| #ifdef DHD_LOG_DUMP |
| if (dhd->scheduled_memdump && |
| dhdp->memdump_type != DUMP_TYPE_BY_SYSDUMP) { |
| log_dump_type_t *flush_type = MALLOCZ(dhdp->osh, |
| sizeof(log_dump_type_t)); |
| if (flush_type) { |
| *flush_type = DLD_BUF_TYPE_ALL; |
| DHD_ERROR(("%s: calling log dump.. \n", __FUNCTION__)); |
| dhd_log_dump(dhd, flush_type, 0); |
| } |
| } |
| #endif /* DHD_LOG_DUMP */ |
| |
| /* before calling bug on, wait for other logs to be dumped. |
| * we cannot wait in case dhd_mem_dump is called directly |
| * as it may not be from a sleepable context |
| */ |
| if (dhd->scheduled_memdump) { |
| uint bitmask = 0; |
| int timeleft = 0; |
| #ifdef DHD_SSSR_DUMP |
| bitmask |= DHD_BUS_BUSY_IN_SSSRDUMP; |
| #endif |
| if (bitmask != 0) { |
| DHD_ERROR(("%s: wait to clear dhd_bus_busy_state: 0x%x\n", |
| __FUNCTION__, dhdp->dhd_bus_busy_state)); |
| timeleft = dhd_os_busbusy_wait_bitmask(dhdp, |
| &dhdp->dhd_bus_busy_state, bitmask, 0); |
| if ((timeleft == 0) || (timeleft == 1)) { |
| DHD_ERROR(("%s: Timed out dhd_bus_busy_state=0x%x\n", |
| __FUNCTION__, dhdp->dhd_bus_busy_state)); |
| } |
| } |
| } |
| #endif /* DHD_DUMP_FILE_WRITE_FROM_KERNEL */ |
| |
| if (dhd->pub.memdump_enabled == DUMP_MEMFILE_BUGON && |
| #ifdef DHD_LOG_DUMP |
| dhd->pub.memdump_type != DUMP_TYPE_BY_SYSDUMP && |
| #endif /* DHD_LOG_DUMP */ |
| dhd->pub.memdump_type != DUMP_TYPE_BY_USER && |
| #ifdef DHD_DEBUG_UART |
| dhd->pub.memdump_success == TRUE && |
| #endif /* DHD_DEBUG_UART */ |
| #ifdef DNGL_EVENT_SUPPORT |
| dhd->pub.memdump_type != DUMP_TYPE_DONGLE_HOST_EVENT && |
| #endif /* DNGL_EVENT_SUPPORT */ |
| dhd->pub.memdump_type != DUMP_TYPE_CFG_VENDOR_TRIGGERED) { |
| #ifdef SHOW_LOGTRACE |
| /* Wait till logtrace context is flushed */ |
| dhd_flush_logtrace_process(dhd); |
| #endif /* SHOW_LOGTRACE */ |
| |
| #ifdef EWP_EDL |
| cancel_delayed_work_sync(&dhd->edl_dispatcher_work); |
| #endif |
| |
| BUG_ON(1); |
| } |
| |
| exit: |
| if (dump) { |
| MFREE(dhd->pub.osh, dump, sizeof(dhd_dump_t)); |
| } |
| DHD_GENERAL_LOCK(dhdp, flags); |
| DHD_BUS_BUSY_CLEAR_IN_MEMDUMP(&dhd->pub); |
| dhd_os_busbusy_wake(dhdp); |
| DHD_GENERAL_UNLOCK(dhdp, flags); |
| dhd->scheduled_memdump = FALSE; |
| |
| if (dhdp->hang_was_pending) { |
| DHD_ERROR(("%s: Send pending HANG event...\n", __FUNCTION__)); |
| dhd_os_send_hang_message(dhdp); |
| dhdp->hang_was_pending = 0; |
| } |
| DHD_ERROR(("%s: EXIT \n", __FUNCTION__)); |
| |
| return; |
| } |
| #endif /* DHD_FW_COREDUMP */ |
| |
| #ifdef DHD_SSSR_DUMP |
| uint |
| dhd_sssr_dig_buf_size(dhd_pub_t *dhdp) |
| { |
| uint dig_buf_size = 0; |
| |
| /* SSSR register information structure v0 and v1 shares most except dig_mem */ |
| switch (dhdp->sssr_reg_info->rev2.version) { |
| case SSSR_REG_INFO_VER_3: |
| /* intentional fall through */ |
| case SSSR_REG_INFO_VER_2 : |
| if ((dhdp->sssr_reg_info->rev2.length > |
| OFFSETOF(sssr_reg_info_v2_t, dig_mem_info)) && |
| dhdp->sssr_reg_info->rev2.dig_mem_info.dig_sr_size) { |
| dig_buf_size = dhdp->sssr_reg_info->rev2.dig_mem_info.dig_sr_size; |
| } |
| break; |
| case SSSR_REG_INFO_VER_1 : |
| if (dhdp->sssr_reg_info->rev1.vasip_regs.vasip_sr_size) { |
| dig_buf_size = dhdp->sssr_reg_info->rev1.vasip_regs.vasip_sr_size; |
| } else if ((dhdp->sssr_reg_info->rev1.length > |
| OFFSETOF(sssr_reg_info_v1_t, dig_mem_info)) && |
| dhdp->sssr_reg_info->rev1.dig_mem_info.dig_sr_size) { |
| dig_buf_size = dhdp->sssr_reg_info->rev1.dig_mem_info.dig_sr_size; |
| } |
| break; |
| case SSSR_REG_INFO_VER_0 : |
| if (dhdp->sssr_reg_info->rev0.vasip_regs.vasip_sr_size) { |
| dig_buf_size = dhdp->sssr_reg_info->rev0.vasip_regs.vasip_sr_size; |
| } |
| break; |
| default : |
| DHD_ERROR(("invalid sssr_reg_ver")); |
| return BCME_UNSUPPORTED; |
| } |
| |
| return dig_buf_size; |
| } |
| |
| uint |
| dhd_sssr_dig_buf_addr(dhd_pub_t *dhdp) |
| { |
| uint dig_buf_addr = 0; |
| |
| /* SSSR register information structure v0 and v1 shares most except dig_mem */ |
| switch (dhdp->sssr_reg_info->rev2.version) { |
| case SSSR_REG_INFO_VER_3 : |
| /* intentional fall through */ |
| case SSSR_REG_INFO_VER_2 : |
| if ((dhdp->sssr_reg_info->rev2.length > |
| OFFSETOF(sssr_reg_info_v2_t, dig_mem_info)) && |
| dhdp->sssr_reg_info->rev2.dig_mem_info.dig_sr_size) { |
| dig_buf_addr = dhdp->sssr_reg_info->rev2.dig_mem_info.dig_sr_addr; |
| } |
| break; |
| case SSSR_REG_INFO_VER_1 : |
| if (dhdp->sssr_reg_info->rev1.vasip_regs.vasip_sr_size) { |
| dig_buf_addr = dhdp->sssr_reg_info->rev1.vasip_regs.vasip_sr_addr; |
| } else if ((dhdp->sssr_reg_info->rev1.length > |
| OFFSETOF(sssr_reg_info_v1_t, dig_mem_info)) && |
| dhdp->sssr_reg_info->rev1.dig_mem_info.dig_sr_size) { |
| dig_buf_addr = dhdp->sssr_reg_info->rev1.dig_mem_info.dig_sr_addr; |
| } |
| break; |
| case SSSR_REG_INFO_VER_0 : |
| if (dhdp->sssr_reg_info->rev0.vasip_regs.vasip_sr_size) { |
| dig_buf_addr = dhdp->sssr_reg_info->rev0.vasip_regs.vasip_sr_addr; |
| } |
| break; |
| default : |
| DHD_ERROR(("invalid sssr_reg_ver")); |
| return BCME_UNSUPPORTED; |
| } |
| |
| return dig_buf_addr; |
| } |
| |
| uint |
| dhd_sssr_mac_buf_size(dhd_pub_t *dhdp, uint8 core_idx) |
| { |
| uint mac_buf_size = 0; |
| uint8 num_d11cores; |
| |
| num_d11cores = dhd_d11_slices_num_get(dhdp); |
| |
| /* SSSR register information structure v0 and v1 shares most except dig_mem */ |
| if (core_idx < num_d11cores) { |
| switch (dhdp->sssr_reg_info->rev2.version) { |
| case SSSR_REG_INFO_VER_3 : |
| /* intentional fall through */ |
| case SSSR_REG_INFO_VER_2 : |
| mac_buf_size = dhdp->sssr_reg_info->rev2.mac_regs[core_idx].sr_size; |
| break; |
| case SSSR_REG_INFO_VER_1 : |
| mac_buf_size = dhdp->sssr_reg_info->rev1.mac_regs[core_idx].sr_size; |
| break; |
| case SSSR_REG_INFO_VER_0 : |
| mac_buf_size = dhdp->sssr_reg_info->rev0.mac_regs[core_idx].sr_size; |
| break; |
| default : |
| DHD_ERROR(("invalid sssr_reg_ver")); |
| return BCME_UNSUPPORTED; |
| } |
| } |
| |
| return mac_buf_size; |
| } |
| |
| uint |
| dhd_sssr_mac_xmtaddress(dhd_pub_t *dhdp, uint8 core_idx) |
| { |
| uint xmtaddress = 0; |
| uint8 num_d11cores; |
| |
| num_d11cores = dhd_d11_slices_num_get(dhdp); |
| |
| /* SSSR register information structure v0 and v1 shares most except dig_mem */ |
| if (core_idx < num_d11cores) { |
| switch (dhdp->sssr_reg_info->rev2.version) { |
| case SSSR_REG_INFO_VER_3 : |
| /* intentional fall through */ |
| case SSSR_REG_INFO_VER_2 : |
| xmtaddress = dhdp->sssr_reg_info->rev2. |
| mac_regs[core_idx].base_regs.xmtaddress; |
| break; |
| case SSSR_REG_INFO_VER_1 : |
| xmtaddress = dhdp->sssr_reg_info->rev1. |
| mac_regs[core_idx].base_regs.xmtaddress; |
| break; |
| case SSSR_REG_INFO_VER_0 : |
| xmtaddress = dhdp->sssr_reg_info->rev0. |
| mac_regs[core_idx].base_regs.xmtaddress; |
| break; |
| default : |
| DHD_ERROR(("invalid sssr_reg_ver")); |
| return BCME_UNSUPPORTED; |
| } |
| } |
| |
| return xmtaddress; |
| } |
| |
| uint |
| dhd_sssr_mac_xmtdata(dhd_pub_t *dhdp, uint8 core_idx) |
| { |
| uint xmtdata = 0; |
| uint8 num_d11cores; |
| |
| num_d11cores = dhd_d11_slices_num_get(dhdp); |
| |
| /* SSSR register information structure v0 and v1 shares most except dig_mem */ |
| if (core_idx < num_d11cores) { |
| switch (dhdp->sssr_reg_info->rev2.version) { |
| case SSSR_REG_INFO_VER_3 : |
| /* intentional fall through */ |
| case SSSR_REG_INFO_VER_2 : |
| xmtdata = dhdp->sssr_reg_info->rev2. |
| mac_regs[core_idx].base_regs.xmtdata; |
| break; |
| case SSSR_REG_INFO_VER_1 : |
| xmtdata = dhdp->sssr_reg_info->rev1. |
| mac_regs[core_idx].base_regs.xmtdata; |
| break; |
| case SSSR_REG_INFO_VER_0 : |
| xmtdata = dhdp->sssr_reg_info->rev0. |
| mac_regs[core_idx].base_regs.xmtdata; |
| break; |
| default : |
| DHD_ERROR(("invalid sssr_reg_ver")); |
| return BCME_UNSUPPORTED; |
| } |
| } |
| |
| return xmtdata; |
| } |
| |
| #ifdef DHD_SSSR_DUMP_BEFORE_SR |
| int |
| dhd_sssr_dump_dig_buf_before(void *dev, const void *user_buf, uint32 len) |
| { |
| dhd_info_t *dhd_info = *(dhd_info_t **)netdev_priv((struct net_device *)dev); |
| dhd_pub_t *dhdp = &dhd_info->pub; |
| int pos = 0, ret = BCME_ERROR; |
| uint dig_buf_size = 0; |
| |
| dig_buf_size = dhd_sssr_dig_buf_size(dhdp); |
| |
| if (dhdp->sssr_dig_buf_before && (dhdp->sssr_dump_mode == SSSR_DUMP_MODE_SSSR)) { |
| ret = dhd_export_debug_data((char *)dhdp->sssr_dig_buf_before, |
| NULL, user_buf, dig_buf_size, &pos); |
| } |
| return ret; |
| } |
| |
| int |
| dhd_sssr_dump_d11_buf_before(void *dev, const void *user_buf, uint32 len, int core) |
| { |
| dhd_info_t *dhd_info = *(dhd_info_t **)netdev_priv((struct net_device *)dev); |
| dhd_pub_t *dhdp = &dhd_info->pub; |
| int pos = 0, ret = BCME_ERROR; |
| |
| if (dhdp->sssr_d11_before[core] && |
| dhdp->sssr_d11_outofreset[core] && |
| (dhdp->sssr_dump_mode == SSSR_DUMP_MODE_SSSR)) { |
| ret = dhd_export_debug_data((char *)dhdp->sssr_d11_before[core], |
| NULL, user_buf, len, &pos); |
| } |
| return ret; |
| } |
| #endif /* DHD_SSSR_DUMP_BEFORE_SR */ |
| |
| int |
| dhd_sssr_dump_dig_buf_after(void *dev, const void *user_buf, uint32 len) |
| { |
| dhd_info_t *dhd_info = *(dhd_info_t **)netdev_priv((struct net_device *)dev); |
| dhd_pub_t *dhdp = &dhd_info->pub; |
| int pos = 0, ret = BCME_ERROR; |
| uint dig_buf_size = 0; |
| |
| dig_buf_size = dhd_sssr_dig_buf_size(dhdp); |
| |
| if (dhdp->sssr_dig_buf_after) { |
| ret = dhd_export_debug_data((char *)dhdp->sssr_dig_buf_after, |
| NULL, user_buf, dig_buf_size, &pos); |
| } |
| return ret; |
| } |
| |
| int |
| dhd_sssr_dump_d11_buf_after(void *dev, const void *user_buf, uint32 len, int core) |
| { |
| dhd_info_t *dhd_info = *(dhd_info_t **)netdev_priv((struct net_device *)dev); |
| dhd_pub_t *dhdp = &dhd_info->pub; |
| int pos = 0, ret = BCME_ERROR; |
| |
| if (dhdp->sssr_d11_after[core] && |
| dhdp->sssr_d11_outofreset[core]) { |
| ret = dhd_export_debug_data((char *)dhdp->sssr_d11_after[core], |
| NULL, user_buf, len, &pos); |
| } |
| return ret; |
| } |
| |
| void |
| dhd_sssr_dump_to_file(dhd_info_t* dhdinfo) |
| { |
| dhd_info_t *dhd = dhdinfo; |
| dhd_pub_t *dhdp; |
| int i; |
| #ifdef DHD_SSSR_DUMP_BEFORE_SR |
| char before_sr_dump[128]; |
| #endif /* DHD_SSSR_DUMP_BEFORE_SR */ |
| char after_sr_dump[128]; |
| unsigned long flags = 0; |
| uint dig_buf_size = 0; |
| uint8 num_d11cores = 0; |
| uint d11_buf_size = 0; |
| |
| DHD_ERROR(("%s: ENTER \n", __FUNCTION__)); |
| |
| if (!dhd) { |
| DHD_ERROR(("%s: dhd is NULL\n", __FUNCTION__)); |
| return; |
| } |
| |
| dhdp = &dhd->pub; |
| |
| DHD_GENERAL_LOCK(dhdp, flags); |
| DHD_BUS_BUSY_SET_IN_SSSRDUMP(dhdp); |
| if (DHD_BUS_CHECK_DOWN_OR_DOWN_IN_PROGRESS(dhdp)) { |
| DHD_GENERAL_UNLOCK(dhdp, flags); |
| DHD_ERROR(("%s: bus is down! can't collect sssr dump. \n", __FUNCTION__)); |
| goto exit; |
| } |
| DHD_GENERAL_UNLOCK(dhdp, flags); |
| |
| num_d11cores = dhd_d11_slices_num_get(dhdp); |
| |
| for (i = 0; i < num_d11cores; i++) { |
| /* Init file name */ |
| #ifdef DHD_SSSR_DUMP_BEFORE_SR |
| memset(before_sr_dump, 0, sizeof(before_sr_dump)); |
| #endif /* DHD_SSSR_DUMP_BEFORE_SR */ |
| memset(after_sr_dump, 0, sizeof(after_sr_dump)); |
| |
| #ifdef DHD_SSSR_DUMP_BEFORE_SR |
| snprintf(before_sr_dump, sizeof(before_sr_dump), "%s_%d_%s", |
| "sssr_dump_core", i, "before_SR"); |
| #endif /* DHD_SSSR_DUMP_BEFORE_SR */ |
| snprintf(after_sr_dump, sizeof(after_sr_dump), "%s_%d_%s", |
| "sssr_dump_core", i, "after_SR"); |
| |
| d11_buf_size = dhd_sssr_mac_buf_size(dhdp, i); |
| |
| #ifdef DHD_SSSR_DUMP_BEFORE_SR |
| if (dhdp->sssr_d11_before[i] && dhdp->sssr_d11_outofreset[i] && |
| (dhdp->sssr_dump_mode == SSSR_DUMP_MODE_SSSR)) { |
| if (write_dump_to_file(dhdp, (uint8 *)dhdp->sssr_d11_before[i], |
| d11_buf_size, before_sr_dump)) { |
| DHD_ERROR(("%s: writing SSSR MAIN dump before to the file failed\n", |
| __FUNCTION__)); |
| } |
| } |
| #endif /* DHD_SSSR_DUMP_BEFORE_SR */ |
| |
| if (dhdp->sssr_d11_after[i] && dhdp->sssr_d11_outofreset[i]) { |
| if (write_dump_to_file(dhdp, (uint8 *)dhdp->sssr_d11_after[i], |
| d11_buf_size, after_sr_dump)) { |
| DHD_ERROR(("%s: writing SSSR AUX dump after to the file failed\n", |
| __FUNCTION__)); |
| } |
| } |
| } |
| |
| dig_buf_size = dhd_sssr_dig_buf_size(dhdp); |
| |
| #ifdef DHD_SSSR_DUMP_BEFORE_SR |
| if (dhdp->sssr_dig_buf_before && (dhdp->sssr_dump_mode == SSSR_DUMP_MODE_SSSR)) { |
| if (write_dump_to_file(dhdp, (uint8 *)dhdp->sssr_dig_buf_before, |
| dig_buf_size, "sssr_dump_dig_before_SR")) { |
| DHD_ERROR(("%s: writing SSSR Dig dump before to the file failed\n", |
| __FUNCTION__)); |
| } |
| } |
| #endif /* DHD_SSSR_DUMP_BEFORE_SR */ |
| |
| if (dhdp->sssr_dig_buf_after) { |
| if (write_dump_to_file(dhdp, (uint8 *)dhdp->sssr_dig_buf_after, |
| dig_buf_size, "sssr_dump_dig_after_SR")) { |
| DHD_ERROR(("%s: writing SSSR Dig VASIP dump after to the file failed\n", |
| __FUNCTION__)); |
| } |
| } |
| |
| exit: |
| DHD_GENERAL_LOCK(dhdp, flags); |
| DHD_BUS_BUSY_CLEAR_IN_SSSRDUMP(dhdp); |
| dhd_os_busbusy_wake(dhdp); |
| DHD_GENERAL_UNLOCK(dhdp, flags); |
| } |
| |
| void |
| dhd_write_sssr_dump(dhd_pub_t *dhdp, uint32 dump_mode) |
| { |
| #if defined(DHD_DUMP_FILE_WRITE_FROM_KERNEL) |
| dhdp->sssr_dump_mode = dump_mode; |
| #endif /* DHD_DUMP_FILE_WRITE_FROM_KERNEL */ |
| |
| /* |
| * If kernel does not have file write access enabled |
| * then skip writing dumps to files. |
| * The dumps will be pushed to HAL layer which will |
| * write into files |
| */ |
| #if !defined(DHD_DUMP_FILE_WRITE_FROM_KERNEL) |
| return; |
| #else |
| /* |
| * dhd_mem_dump -> dhd_sssr_dump -> dhd_write_sssr_dump |
| * Without workqueue - |
| * DUMP_TYPE_DONGLE_INIT_FAILURE/DUMP_TYPE_DUE_TO_BT/DUMP_TYPE_SMMU_FAULT |
| * : These are called in own handler, not in the interrupt context |
| * With workqueue - all other DUMP_TYPEs : dhd_mem_dump is called in workqueue |
| * Thus, it doesn't neeed to dump SSSR in workqueue |
| */ |
| DHD_ERROR(("%s: writing sssr dump to file... \n", __FUNCTION__)); |
| dhd_sssr_dump_to_file(dhdp->info); |
| #endif /* !DHD_DUMP_FILE_WRITE_FROM_KERNEL */ |
| } |
| #endif /* DHD_SSSR_DUMP */ |
| |
| #ifdef DHD_SDTC_ETB_DUMP |
| void |
| dhd_sdtc_etb_dump(dhd_pub_t *dhd) |
| { |
| etb_info_t etb_info; |
| uint8 *sdtc_etb_dump; |
| uint8 *sdtc_etb_mempool; |
| uint etb_dump_len; |
| int ret = 0; |
| |
| if (!dhd->sdtc_etb_inited) { |
| DHD_ERROR(("%s, SDTC ETB dump not supported\n", __FUNCTION__)); |
| return; |
| } |
| |
| bzero(&etb_info, sizeof(etb_info)); |
| |
| if ((ret = dhd_bus_get_etb_info(dhd, dhd->etb_addr_info.etbinfo_addr, &etb_info))) { |
| DHD_ERROR(("%s: failed to get etb info %d\n", __FUNCTION__, ret)); |
| return; |
| } |
| |
| if (etb_info.read_bytes == 0) { |
| DHD_ERROR(("%s ETB is of zero size. Hence donot collect SDTC ETB\n", __FUNCTION__)); |
| return; |
| } |
| |
| DHD_ERROR(("%s etb_info ver:%d len:%d rwp:%d etb_full:%d etb:addr:0x%x, len:%d\n", |
| __FUNCTION__, etb_info.version, etb_info.len, |
| etb_info.read_write_p, etb_info.etb_full, |
| etb_info.addr, etb_info.read_bytes)); |
| |
| /* |
| * etb mempool format = etb_info + etb |
| */ |
| etb_dump_len = etb_info.read_bytes + sizeof(etb_info); |
| if (etb_dump_len > DHD_SDTC_ETB_MEMPOOL_SIZE) { |
| DHD_ERROR(("%s etb_dump_len: %d is more than the alloced %d.Hence cannot collect\n", |
| __FUNCTION__, etb_dump_len, DHD_SDTC_ETB_MEMPOOL_SIZE)); |
| return; |
| } |
| sdtc_etb_mempool = dhd->sdtc_etb_mempool; |
| memcpy(sdtc_etb_mempool, &etb_info, sizeof(etb_info)); |
| sdtc_etb_dump = sdtc_etb_mempool + sizeof(etb_info); |
| if ((ret = dhd_bus_get_sdtc_etb(dhd, sdtc_etb_dump, etb_info.addr, etb_info.read_bytes))) { |
| DHD_ERROR(("%s: error to get SDTC ETB ret: %d\n", __FUNCTION__, ret)); |
| return; |
| } |
| |
| if (write_dump_to_file(dhd, (uint8 *)sdtc_etb_mempool, |
| etb_dump_len, "sdtc_etb_dump")) { |
| DHD_ERROR(("%s: failed to dump sdtc_etb to file\n", |
| __FUNCTION__)); |
| } |
| } |
| #endif /* DHD_SDTC_ETB_DUMP */ |
| |
| #ifdef DHD_LOG_DUMP |
| static void |
| dhd_log_dump(void *handle, void *event_info, u8 event) |
| { |
| dhd_info_t *dhd = handle; |
| log_dump_type_t *type = (log_dump_type_t *)event_info; |
| |
| if (!dhd || !type) { |
| DHD_ERROR(("%s: dhd/type is NULL\n", __FUNCTION__)); |
| return; |
| } |
| |
| #ifdef WL_CFG80211 |
| /* flush the fw preserve logs */ |
| wl_flush_fw_log_buffer(dhd_linux_get_primary_netdev(&dhd->pub), |
| FW_LOGSET_MASK_ALL); |
| #endif |
| |
| /* there are currently 3 possible contexts from which |
| * log dump can be scheduled - |
| * 1.TRAP 2.supplicant DEBUG_DUMP pvt driver command |
| * 3.HEALTH CHECK event |
| * The concise debug info buffer is a shared resource |
| * and in case a trap is one of the contexts then both the |
| * scheduled work queues need to run because trap data is |
| * essential for debugging. Hence a mutex lock is acquired |
| * before calling do_dhd_log_dump(). |
| */ |
| DHD_ERROR(("%s: calling log dump.. \n", __FUNCTION__)); |
| dhd_os_logdump_lock(&dhd->pub); |
| DHD_OS_WAKE_LOCK(&dhd->pub); |
| if (do_dhd_log_dump(&dhd->pub, type) != BCME_OK) { |
| DHD_ERROR(("%s: writing debug dump to the file failed\n", __FUNCTION__)); |
| } |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| dhd_os_logdump_unlock(&dhd->pub); |
| } |
| |
| void dhd_schedule_log_dump(dhd_pub_t *dhdp, void *type) |
| { |
| DHD_ERROR(("%s: scheduling log dump.. \n", __FUNCTION__)); |
| |
| dhd_deferred_schedule_work(dhdp->info->dhd_deferred_wq, |
| type, DHD_WQ_WORK_DHD_LOG_DUMP, |
| dhd_log_dump, DHD_WQ_WORK_PRIORITY_HIGH); |
| } |
| |
| static void |
| dhd_print_buf_addr(dhd_pub_t *dhdp, char *name, void *buf, unsigned int size) |
| { |
| if ((dhdp->memdump_enabled == DUMP_MEMONLY) || |
| (dhdp->memdump_enabled == DUMP_MEMFILE_BUGON) || |
| (dhdp->memdump_type == DUMP_TYPE_SMMU_FAULT) || |
| #ifdef DHD_DETECT_CONSECUTIVE_MFG_HANG |
| (dhdp->op_mode & DHD_FLAG_MFG_MODE && |
| (dhdp->hang_count >= MAX_CONSECUTIVE_MFG_HANG_COUNT-1)) || |
| #endif /* DHD_DETECT_CONSECUTIVE_MFG_HANG */ |
| FALSE) { |
| #if defined(CONFIG_ARM64) |
| DHD_ERROR(("-------- %s: buf(va)=%llx, buf(pa)=%llx, bufsize=%d\n", |
| name, (uint64)buf, (uint64)__virt_to_phys((ulong)buf), size)); |
| #elif defined(__ARM_ARCH_7A__) |
| DHD_ERROR(("-------- %s: buf(va)=%x, buf(pa)=%x, bufsize=%d\n", |
| name, (uint32)buf, (uint32)__virt_to_phys((ulong)buf), size)); |
| #endif /* __ARM_ARCH_7A__ */ |
| } |
| } |
| |
| static void |
| dhd_log_dump_buf_addr(dhd_pub_t *dhdp, log_dump_type_t *type) |
| { |
| int i; |
| unsigned long wr_size = 0; |
| struct dhd_log_dump_buf *dld_buf = &g_dld_buf[0]; |
| size_t log_size = 0; |
| char buf_name[DHD_PRINT_BUF_NAME_LEN]; |
| dhd_dbg_ring_t *ring = NULL; |
| |
| BCM_REFERENCE(ring); |
| |
| for (i = 0; i < DLD_BUFFER_NUM; i++) { |
| dld_buf = &g_dld_buf[i]; |
| log_size = (unsigned long)dld_buf->max - |
| (unsigned long)dld_buf->buffer; |
| if (dld_buf->wraparound) { |
| wr_size = log_size; |
| } else { |
| wr_size = (unsigned long)dld_buf->present - |
| (unsigned long)dld_buf->front; |
| } |
| scnprintf(buf_name, sizeof(buf_name), "dlb_buf[%d]", i); |
| dhd_print_buf_addr(dhdp, buf_name, dld_buf, dld_buf_size[i]); |
| scnprintf(buf_name, sizeof(buf_name), "dlb_buf[%d] buffer", i); |
| dhd_print_buf_addr(dhdp, buf_name, dld_buf->buffer, wr_size); |
| scnprintf(buf_name, sizeof(buf_name), "dlb_buf[%d] present", i); |
| dhd_print_buf_addr(dhdp, buf_name, dld_buf->present, wr_size); |
| scnprintf(buf_name, sizeof(buf_name), "dlb_buf[%d] front", i); |
| dhd_print_buf_addr(dhdp, buf_name, dld_buf->front, wr_size); |
| } |
| |
| #ifdef DEBUGABILITY_ECNTRS_LOGGING |
| /* periodic flushing of ecounters is NOT supported */ |
| if (*type == DLD_BUF_TYPE_ALL && |
| logdump_ecntr_enable && |
| dhdp->ecntr_dbg_ring) { |
| |
| ring = (dhd_dbg_ring_t *)dhdp->ecntr_dbg_ring; |
| dhd_print_buf_addr(dhdp, "ecntr_dbg_ring", ring, LOG_DUMP_ECNTRS_MAX_BUFSIZE); |
| dhd_print_buf_addr(dhdp, "ecntr_dbg_ring ring_buf", ring->ring_buf, |
| LOG_DUMP_ECNTRS_MAX_BUFSIZE); |
| } |
| #endif /* DEBUGABILITY_ECNTRS_LOGGING */ |
| |
| #if defined(BCMPCIE) |
| if (dhdp->dongle_trap_occured && dhdp->extended_trap_data) { |
| dhd_print_buf_addr(dhdp, "extended_trap_data", dhdp->extended_trap_data, |
| BCMPCIE_EXT_TRAP_DATA_MAXLEN); |
| } |
| #endif /* BCMPCIE */ |
| |
| #if defined(DHD_FW_COREDUMP) && defined(DNGL_EVENT_SUPPORT) |
| /* if health check event was received */ |
| if (dhdp->memdump_type == DUMP_TYPE_DONGLE_HOST_EVENT) { |
| dhd_print_buf_addr(dhdp, "health_chk_event_data", dhdp->health_chk_event_data, |
| HEALTH_CHK_BUF_SIZE); |
| } |
| #endif /* DHD_FW_COREDUMP && DNGL_EVENT_SUPPORT */ |
| |
| /* append the concise debug information */ |
| if (dhdp->concise_dbg_buf) { |
| dhd_print_buf_addr(dhdp, "concise_dbg_buf", dhdp->concise_dbg_buf, |
| CONCISE_DUMP_BUFLEN); |
| } |
| } |
| |
| #ifdef CUSTOMER_HW4_DEBUG |
| static void |
| dhd_log_dump_print_to_kmsg(char *bufptr, unsigned long len) |
| { |
| char tmp_buf[DHD_LOG_DUMP_MAX_TEMP_BUFFER_SIZE + 1]; |
| char *end = NULL; |
| unsigned long plen = 0; |
| |
| if (!bufptr || !len) |
| return; |
| |
| memset(tmp_buf, 0, DHD_LOG_DUMP_MAX_TEMP_BUFFER_SIZE); |
| end = bufptr + len; |
| while (bufptr < end) { |
| if ((bufptr + DHD_LOG_DUMP_MAX_TEMP_BUFFER_SIZE) < end) { |
| memcpy(tmp_buf, bufptr, DHD_LOG_DUMP_MAX_TEMP_BUFFER_SIZE); |
| tmp_buf[DHD_LOG_DUMP_MAX_TEMP_BUFFER_SIZE] = '\0'; |
| printf("%s", tmp_buf); |
| bufptr += DHD_LOG_DUMP_MAX_TEMP_BUFFER_SIZE; |
| } else { |
| plen = (unsigned long)end - (unsigned long)bufptr; |
| memcpy(tmp_buf, bufptr, plen); |
| tmp_buf[plen] = '\0'; |
| printf("%s", tmp_buf); |
| bufptr += plen; |
| } |
| } |
| } |
| |
| static void |
| dhd_log_dump_print_tail(dhd_pub_t *dhdp, |
| struct dhd_log_dump_buf *dld_buf, |
| uint tail_len) |
| { |
| char *flush_ptr1 = NULL, *flush_ptr2 = NULL; |
| unsigned long len_flush1 = 0, len_flush2 = 0; |
| unsigned long flags = 0; |
| |
| /* need to hold the lock before accessing 'present' and 'remain' ptrs */ |
| DHD_LOG_DUMP_BUF_LOCK(&dld_buf->lock, flags); |
| flush_ptr1 = dld_buf->present - tail_len; |
| if (flush_ptr1 >= dld_buf->front) { |
| /* tail content is within the buffer */ |
| flush_ptr2 = NULL; |
| len_flush1 = tail_len; |
| } else if (dld_buf->wraparound) { |
| /* tail content spans the buffer length i.e, wrap around */ |
| flush_ptr1 = dld_buf->front; |
| len_flush1 = (unsigned long)dld_buf->present - (unsigned long)flush_ptr1; |
| len_flush2 = (unsigned long)tail_len - len_flush1; |
| flush_ptr2 = (char *)((unsigned long)dld_buf->max - |
| (unsigned long)len_flush2); |
| } else { |
| /* amt of logs in buffer is less than tail size */ |
| flush_ptr1 = dld_buf->front; |
| flush_ptr2 = NULL; |
| len_flush1 = (unsigned long)dld_buf->present - (unsigned long)dld_buf->front; |
| } |
| DHD_LOG_DUMP_BUF_UNLOCK(&dld_buf->lock, flags); |
| |
| printf("\n================= LOG_DUMP tail =================\n"); |
| if (flush_ptr2) { |
| dhd_log_dump_print_to_kmsg(flush_ptr2, len_flush2); |
| } |
| dhd_log_dump_print_to_kmsg(flush_ptr1, len_flush1); |
| printf("\n===================================================\n"); |
| } |
| #endif /* CUSTOMER_HW4_DEBUG */ |
| |
| #ifdef DHD_SSSR_DUMP |
| int |
| dhdpcie_sssr_dump_get_before_after_len(dhd_pub_t *dhd, uint32 *arr_len) |
| { |
| int i = 0; |
| uint dig_buf_size = 0; |
| |
| DHD_ERROR(("%s\n", __FUNCTION__)); |
| |
| /* core 0 */ |
| i = 0; |
| #ifdef DHD_SSSR_DUMP_BEFORE_SR |
| if (dhd->sssr_d11_before[i] && dhd->sssr_d11_outofreset[i] && |
| (dhd->sssr_dump_mode == SSSR_DUMP_MODE_SSSR)) { |
| |
| arr_len[SSSR_C0_D11_BEFORE] = dhd_sssr_mac_buf_size(dhd, i); |
| DHD_ERROR(("%s: arr_len[SSSR_C0_D11_BEFORE] : %d\n", __FUNCTION__, |
| arr_len[SSSR_C0_D11_BEFORE])); |
| #ifdef DHD_LOG_DUMP |
| dhd_print_buf_addr(dhd, "SSSR_C0_D11_BEFORE", |
| dhd->sssr_d11_before[i], arr_len[SSSR_C0_D11_BEFORE]); |
| #endif /* DHD_LOG_DUMP */ |
| } |
| #endif /* DHD_SSSR_DUMP_BEFORE_SR */ |
| if (dhd->sssr_d11_after[i] && dhd->sssr_d11_outofreset[i]) { |
| arr_len[SSSR_C0_D11_AFTER] = dhd_sssr_mac_buf_size(dhd, i); |
| DHD_ERROR(("%s: arr_len[SSSR_C0_D11_AFTER] : %d\n", __FUNCTION__, |
| arr_len[SSSR_C0_D11_AFTER])); |
| #ifdef DHD_LOG_DUMP |
| dhd_print_buf_addr(dhd, "SSSR_C0_D11_AFTER", |
| dhd->sssr_d11_after[i], arr_len[SSSR_C0_D11_AFTER]); |
| #endif /* DHD_LOG_DUMP */ |
| } |
| |
| /* core 1 */ |
| i = 1; |
| #ifdef DHD_SSSR_DUMP_BEFORE_SR |
| if (dhd->sssr_d11_before[i] && dhd->sssr_d11_outofreset[i] && |
| (dhd->sssr_dump_mode == SSSR_DUMP_MODE_SSSR)) { |
| arr_len[SSSR_C1_D11_BEFORE] = dhd_sssr_mac_buf_size(dhd, i); |
| DHD_ERROR(("%s: arr_len[SSSR_C1_D11_BEFORE] : %d\n", __FUNCTION__, |
| arr_len[SSSR_C1_D11_BEFORE])); |
| #ifdef DHD_LOG_DUMP |
| dhd_print_buf_addr(dhd, "SSSR_C1_D11_BEFORE", |
| dhd->sssr_d11_before[i], arr_len[SSSR_C1_D11_BEFORE]); |
| #endif /* DHD_LOG_DUMP */ |
| } |
| #endif /* DHD_SSSR_DUMP_BEFORE_SR */ |
| if (dhd->sssr_d11_after[i] && dhd->sssr_d11_outofreset[i]) { |
| arr_len[SSSR_C1_D11_AFTER] = dhd_sssr_mac_buf_size(dhd, i); |
| DHD_ERROR(("%s: arr_len[SSSR_C1_D11_AFTER] : %d\n", __FUNCTION__, |
| arr_len[SSSR_C1_D11_AFTER])); |
| #ifdef DHD_LOG_DUMP |
| dhd_print_buf_addr(dhd, "SSSR_C1_D11_AFTER", |
| dhd->sssr_d11_after[i], arr_len[SSSR_C1_D11_AFTER]); |
| #endif /* DHD_LOG_DUMP */ |
| } |
| |
| /* core 2 scan core */ |
| if (dhd->sssr_reg_info->rev2.version >= SSSR_REG_INFO_VER_2) { |
| i = 2; |
| #ifdef DHD_SSSR_DUMP_BEFORE_SR |
| if (dhd->sssr_d11_before[i] && dhd->sssr_d11_outofreset[i] && |
| (dhd->sssr_dump_mode == SSSR_DUMP_MODE_SSSR)) { |
| arr_len[SSSR_C2_D11_BEFORE] = dhd_sssr_mac_buf_size(dhd, i); |
| DHD_ERROR(("%s: arr_len[SSSR_C2_D11_BEFORE] : %d\n", __FUNCTION__, |
| arr_len[SSSR_C2_D11_BEFORE])); |
| #ifdef DHD_LOG_DUMP |
| dhd_print_buf_addr(dhd, "SSSR_C2_D11_BEFORE", |
| dhd->sssr_d11_before[i], arr_len[SSSR_C2_D11_BEFORE]); |
| #endif /* DHD_LOG_DUMP */ |
| } |
| #endif /* DHD_SSSR_DUMP_BEFORE_SR */ |
| if (dhd->sssr_d11_after[i] && dhd->sssr_d11_outofreset[i]) { |
| arr_len[SSSR_C2_D11_AFTER] = dhd_sssr_mac_buf_size(dhd, i); |
| DHD_ERROR(("%s: arr_len[SSSR_C2_D11_AFTER] : %d\n", __FUNCTION__, |
| arr_len[SSSR_C2_D11_AFTER])); |
| #ifdef DHD_LOG_DUMP |
| dhd_print_buf_addr(dhd, "SSSR_C2_D11_AFTER", |
| dhd->sssr_d11_after[i], arr_len[SSSR_C2_D11_AFTER]); |
| #endif /* DHD_LOG_DUMP */ |
| } |
| } |
| |
| /* DIG core or VASIP */ |
| dig_buf_size = dhd_sssr_dig_buf_size(dhd); |
| #ifdef DHD_SSSR_DUMP_BEFORE_SR |
| arr_len[SSSR_DIG_BEFORE] = (dhd->sssr_dig_buf_before) ? dig_buf_size : 0; |
| DHD_ERROR(("%s: arr_len[SSSR_DIG_BEFORE] : %d\n", __FUNCTION__, |
| arr_len[SSSR_DIG_BEFORE])); |
| #ifdef DHD_LOG_DUMP |
| if (dhd->sssr_dig_buf_before) { |
| dhd_print_buf_addr(dhd, "SSSR_DIG_BEFORE", |
| dhd->sssr_dig_buf_before, arr_len[SSSR_DIG_BEFORE]); |
| } |
| #endif /* DHD_LOG_DUMP */ |
| #endif /* DHD_SSSR_DUMP_BEFORE_SR */ |
| |
| arr_len[SSSR_DIG_AFTER] = (dhd->sssr_dig_buf_after) ? dig_buf_size : 0; |
| DHD_ERROR(("%s: arr_len[SSSR_DIG_AFTER] : %d\n", __FUNCTION__, |
| arr_len[SSSR_DIG_AFTER])); |
| #ifdef DHD_LOG_DUMP |
| if (dhd->sssr_dig_buf_after) { |
| dhd_print_buf_addr(dhd, "SSSR_DIG_AFTER", |
| dhd->sssr_dig_buf_after, arr_len[SSSR_DIG_AFTER]); |
| } |
| #endif /* DHD_LOG_DUMP */ |
| |
| return BCME_OK; |
| } |
| |
| void |
| dhd_nla_put_sssr_dump_len(void *ndev, uint32 *arr_len) |
| { |
| dhd_info_t *dhd_info = *(dhd_info_t **)netdev_priv((struct net_device *)ndev); |
| dhd_pub_t *dhdp = &dhd_info->pub; |
| |
| if (dhdp->sssr_dump_collected) { |
| dhdpcie_sssr_dump_get_before_after_len(dhdp, arr_len); |
| } |
| } |
| #endif /* DHD_SSSR_DUMP */ |
| |
| uint32 |
| dhd_get_time_str_len() |
| { |
| char *ts = NULL, time_str[128]; |
| |
| ts = dhd_log_dump_get_timestamp(); |
| snprintf(time_str, sizeof(time_str), |
| "\n\n ========== LOG DUMP TAKEN AT : %s =========\n", ts); |
| return strlen(time_str); |
| } |
| |
| #if defined(BCMPCIE) |
| uint32 |
| dhd_get_ext_trap_len(void *ndev, dhd_pub_t *dhdp) |
| { |
| int length = 0; |
| log_dump_section_hdr_t sec_hdr; |
| dhd_info_t *dhd_info; |
| |
| if (ndev) { |
| dhd_info = *(dhd_info_t **)netdev_priv((struct net_device *)ndev); |
| dhdp = &dhd_info->pub; |
| } |
| |
| if (!dhdp) |
| return length; |
| |
| if (dhdp->extended_trap_data) { |
| length = (strlen(EXT_TRAP_LOG_HDR) |
| + sizeof(sec_hdr) + BCMPCIE_EXT_TRAP_DATA_MAXLEN); |
| } |
| return length; |
| } |
| #endif /* BCMPCIE */ |
| |
| #if defined(DHD_FW_COREDUMP) && defined(DNGL_EVENT_SUPPORT) |
| uint32 |
| dhd_get_health_chk_len(void *ndev, dhd_pub_t *dhdp) |
| { |
| int length = 0; |
| log_dump_section_hdr_t sec_hdr; |
| dhd_info_t *dhd_info; |
| |
| if (ndev) { |
| dhd_info = *(dhd_info_t **)netdev_priv((struct net_device *)ndev); |
| dhdp = &dhd_info->pub; |
| } |
| |
| if (!dhdp) |
| return length; |
| |
| if (dhdp->memdump_type == DUMP_TYPE_DONGLE_HOST_EVENT) { |
| length = (strlen(HEALTH_CHK_LOG_HDR) |
| + sizeof(sec_hdr) + HEALTH_CHK_BUF_SIZE); |
| } |
| return length; |
| } |
| #endif /* DHD_FW_COREDUMP && DNGL_EVENT_SUPPORT */ |
| |
| uint32 |
| dhd_get_dhd_dump_len(void *ndev, dhd_pub_t *dhdp) |
| { |
| uint32 length = 0; |
| log_dump_section_hdr_t sec_hdr; |
| dhd_info_t *dhd_info; |
| int remain_len = 0; |
| |
| if (ndev) { |
| dhd_info = *(dhd_info_t **)netdev_priv((struct net_device *)ndev); |
| dhdp = &dhd_info->pub; |
| } |
| |
| if (!dhdp) |
| return length; |
| |
| if (dhdp->concise_dbg_buf) { |
| remain_len = dhd_dump(dhdp, (char *)dhdp->concise_dbg_buf, CONCISE_DUMP_BUFLEN); |
| if (remain_len <= 0 || remain_len >= CONCISE_DUMP_BUFLEN) { |
| DHD_ERROR(("%s: error getting concise debug info !\n", |
| __FUNCTION__)); |
| return length; |
| } |
| |
| length += (uint32)(CONCISE_DUMP_BUFLEN - remain_len); |
| } |
| |
| length += (uint32)(strlen(DHD_DUMP_LOG_HDR) + sizeof(sec_hdr)); |
| return length; |
| } |
| |
| uint32 |
| dhd_get_cookie_log_len(void *ndev, dhd_pub_t *dhdp) |
| { |
| int length = 0; |
| dhd_info_t *dhd_info; |
| |
| if (ndev) { |
| dhd_info = *(dhd_info_t **)netdev_priv((struct net_device *)ndev); |
| dhdp = &dhd_info->pub; |
| } |
| |
| if (!dhdp) |
| return length; |
| |
| if (dhdp->logdump_cookie && dhd_logdump_cookie_count(dhdp) > 0) { |
| length = dhd_log_dump_cookie_len(dhdp); |
| } |
| return length; |
| |
| } |
| |
| #ifdef DHD_DUMP_PCIE_RINGS |
| uint32 |
| dhd_get_flowring_len(void *ndev, dhd_pub_t *dhdp) |
| { |
| uint32 length = 0; |
| log_dump_section_hdr_t sec_hdr; |
| dhd_info_t *dhd_info; |
| uint16 h2d_flowrings_total; |
| int remain_len = 0; |
| |
| if (ndev) { |
| dhd_info = *(dhd_info_t **)netdev_priv((struct net_device *)ndev); |
| dhdp = &dhd_info->pub; |
| } |
| |
| if (!dhdp) |
| return length; |
| |
| if (dhdp->concise_dbg_buf) { |
| remain_len = dhd_dump(dhdp, (char *)dhdp->concise_dbg_buf, CONCISE_DUMP_BUFLEN); |
| if (remain_len <= 0 || remain_len >= CONCISE_DUMP_BUFLEN) { |
| DHD_ERROR(("%s: error getting concise debug info !\n", |
| __FUNCTION__)); |
| return length; |
| } |
| |
| length += (uint32)(CONCISE_DUMP_BUFLEN - remain_len); |
| } |
| |
| length += (uint32) strlen(FLOWRING_DUMP_HDR); |
| length += (uint32) sizeof(sec_hdr); |
| h2d_flowrings_total = dhd_get_max_flow_rings(dhdp); |
| length += ((D2HRING_TXCMPLT_ITEMSIZE * D2HRING_TXCMPLT_MAX_ITEM) |
| + (H2DRING_RXPOST_ITEMSIZE * H2DRING_RXPOST_MAX_ITEM) |
| + (D2HRING_RXCMPLT_ITEMSIZE * D2HRING_RXCMPLT_MAX_ITEM) |
| + (H2DRING_CTRL_SUB_ITEMSIZE * H2DRING_CTRL_SUB_MAX_ITEM) |
| + (D2HRING_CTRL_CMPLT_ITEMSIZE * D2HRING_CTRL_CMPLT_MAX_ITEM) |
| #ifdef EWP_EDL |
| + (D2HRING_EDL_HDR_SIZE * D2HRING_EDL_MAX_ITEM)); |
| #else |
| + (H2DRING_INFO_BUFPOST_ITEMSIZE * H2DRING_DYNAMIC_INFO_MAX_ITEM) |
| + (D2HRING_INFO_BUFCMPLT_ITEMSIZE * D2HRING_DYNAMIC_INFO_MAX_ITEM)); |
| #endif /* EWP_EDL */ |
| |
| #if defined(DHD_HTPUT_TUNABLES) |
| /* flowring lengths are different for HTPUT rings, handle accordingly */ |
| length += ((H2DRING_TXPOST_ITEMSIZE * dhd_prot_get_h2d_htput_max_txpost(dhdp) * |
| HTPUT_TOTAL_FLOW_RINGS) + |
| (H2DRING_TXPOST_ITEMSIZE * dhd_prot_get_h2d_max_txpost(dhdp) * |
| (h2d_flowrings_total - HTPUT_TOTAL_FLOW_RINGS))); |
| #else |
| length += (H2DRING_TXPOST_ITEMSIZE * dhd_prot_get_h2d_max_txpost(dhdp) * |
| h2d_flowrings_total); |
| #endif /* DHD_HTPUT_TUNABLES */ |
| |
| return length; |
| } |
| #endif /* DHD_DUMP_PCIE_RINGS */ |
| |
| #ifdef EWP_ECNTRS_LOGGING |
| uint32 |
| dhd_get_ecntrs_len(void *ndev, dhd_pub_t *dhdp) |
| { |
| dhd_info_t *dhd_info; |
| log_dump_section_hdr_t sec_hdr; |
| int length = 0; |
| dhd_dbg_ring_t *ring; |
| |
| if (ndev) { |
| dhd_info = *(dhd_info_t **)netdev_priv((struct net_device *)ndev); |
| dhdp = &dhd_info->pub; |
| } |
| |
| if (!dhdp) |
| return length; |
| |
| if (logdump_ecntr_enable && dhdp->ecntr_dbg_ring) { |
| ring = (dhd_dbg_ring_t *)dhdp->ecntr_dbg_ring; |
| length = ring->ring_size + strlen(ECNTRS_LOG_HDR) + sizeof(sec_hdr); |
| } |
| return length; |
| } |
| #endif /* EWP_ECNTRS_LOGGING */ |
| |
| int |
| dhd_get_dld_log_dump(void *dev, dhd_pub_t *dhdp, const void *user_buf, |
| void *fp, uint32 len, int type, void *pos) |
| { |
| int ret = BCME_OK; |
| struct dhd_log_dump_buf *dld_buf; |
| log_dump_section_hdr_t sec_hdr; |
| dhd_info_t *dhd_info; |
| |
| dld_buf = &g_dld_buf[type]; |
| |
| if (dev) { |
| dhd_info = *(dhd_info_t **)netdev_priv((struct net_device *)dev); |
| dhdp = &dhd_info->pub; |
| } else if (!dhdp) { |
| return BCME_ERROR; |
| } |
| |
| DHD_ERROR(("%s: ENTER \n", __FUNCTION__)); |
| |
| dhd_init_sec_hdr(&sec_hdr); |
| |
| /* write the section header first */ |
| ret = dhd_export_debug_data(dld_hdrs[type].hdr_str, fp, user_buf, |
| strlen(dld_hdrs[type].hdr_str), pos); |
| if (ret < 0) |
| goto exit; |
| len -= (uint32)strlen(dld_hdrs[type].hdr_str); |
| len -= (uint32)sizeof(sec_hdr); |
| sec_hdr.type = dld_hdrs[type].sec_type; |
| sec_hdr.length = len; |
| ret = dhd_export_debug_data((char *)&sec_hdr, fp, user_buf, sizeof(sec_hdr), pos); |
| if (ret < 0) |
| goto exit; |
| ret = dhd_export_debug_data(dld_buf->buffer, fp, user_buf, len, pos); |
| if (ret < 0) |
| goto exit; |
| |
| exit: |
| return ret; |
| } |
| |
| static int |
| dhd_log_flush(dhd_pub_t *dhdp, log_dump_type_t *type) |
| { |
| unsigned long flags = 0; |
| #ifdef EWP_EDL |
| int i = 0; |
| #endif /* EWP_EDL */ |
| dhd_info_t *dhd_info = NULL; |
| |
| BCM_REFERENCE(dhd_info); |
| |
| /* if dhdp is null, its extremely unlikely that log dump will be scheduled |
| * so not freeing 'type' here is ok, even if we want to free 'type' |
| * we cannot do so, since 'dhdp->osh' is unavailable |
| * as dhdp is null |
| */ |
| if (!dhdp || !type) { |
| if (dhdp) { |
| DHD_GENERAL_LOCK(dhdp, flags); |
| DHD_BUS_BUSY_CLEAR_IN_LOGDUMP(dhdp); |
| dhd_os_busbusy_wake(dhdp); |
| DHD_GENERAL_UNLOCK(dhdp, flags); |
| } |
| return BCME_ERROR; |
| } |
| |
| #if defined(BCMPCIE) |
| if (dhd_bus_get_linkdown(dhdp)) { |
| /* As link is down donot collect any data over PCIe. |
| * Also return BCME_OK to caller, so that caller can |
| * dump all the outstanding data to file |
| */ |
| return BCME_OK; |
| } |
| #endif /* BCMPCIE */ |
| |
| dhd_info = (dhd_info_t *)dhdp->info; |
| /* in case of trap get preserve logs from ETD */ |
| #if defined(BCMPCIE) && defined(EWP_ETD_PRSRV_LOGS) |
| if (dhdp->dongle_trap_occured && |
| dhdp->extended_trap_data) { |
| dhdpcie_get_etd_preserve_logs(dhdp, (uint8 *)dhdp->extended_trap_data, |
| &dhd_info->event_data); |
| } |
| #endif /* BCMPCIE */ |
| |
| /* flush the event work items to get any fw events/logs |
| * flush_work is a blocking call |
| */ |
| #ifdef SHOW_LOGTRACE |
| #ifdef EWP_EDL |
| if (dhd_info->pub.dongle_edl_support) { |
| /* wait till existing edl items are processed */ |
| dhd_flush_logtrace_process(dhd_info); |
| /* dhd_flush_logtrace_process will ensure the work items in the ring |
| * (EDL ring) from rd to wr are processed. But if wr had |
| * wrapped around, only the work items from rd to ring-end are processed. |
| * So to ensure that the work items at the |
| * beginning of ring are also processed in the wrap around case, call |
| * it twice |
| */ |
| for (i = 0; i < 2; i++) { |
| /* blocks till the edl items are processed */ |
| dhd_flush_logtrace_process(dhd_info); |
| } |
| } else { |
| dhd_flush_logtrace_process(dhd_info); |
| } |
| #else |
| dhd_flush_logtrace_process(dhd_info); |
| #endif /* EWP_EDL */ |
| #endif /* SHOW_LOGTRACE */ |
| |
| #ifdef CUSTOMER_HW4_DEBUG |
| /* print last 'x' KB of preserve buffer data to kmsg console |
| * this is to address cases where debug_dump is not |
| * available for debugging |
| */ |
| dhd_log_dump_print_tail(dhdp, |
| &g_dld_buf[DLD_BUF_TYPE_PRESERVE], logdump_prsrv_tailsize); |
| #endif /* CUSTOMER_HW4_DEBUG */ |
| return BCME_OK; |
| } |
| |
| int |
| dhd_get_debug_dump_file_name(void *dev, dhd_pub_t *dhdp, char *dump_path, int size) |
| { |
| dhd_info_t *dhd_info; |
| |
| if (dev) { |
| dhd_info = *(dhd_info_t **)netdev_priv((struct net_device *)dev); |
| dhdp = &dhd_info->pub; |
| } |
| |
| if (!dhdp) |
| return BCME_ERROR; |
| |
| memset(dump_path, 0, size); |
| |
| switch (dhdp->debug_dump_subcmd) { |
| case CMD_UNWANTED: |
| snprintf(dump_path, size, "%s", |
| DHD_COMMON_DUMP_PATH DHD_DEBUG_DUMP_TYPE |
| DHD_DUMP_SUBSTR_UNWANTED); |
| break; |
| case CMD_DISCONNECTED: |
| snprintf(dump_path, size, "%s", |
| DHD_COMMON_DUMP_PATH DHD_DEBUG_DUMP_TYPE |
| DHD_DUMP_SUBSTR_DISCONNECTED); |
| break; |
| default: |
| snprintf(dump_path, size, "%s", |
| DHD_COMMON_DUMP_PATH DHD_DEBUG_DUMP_TYPE); |
| } |
| |
| if (!dhdp->logdump_periodic_flush) { |
| get_debug_dump_time(dhdp->debug_dump_time_str); |
| snprintf(dump_path + strlen(dump_path), |
| size - strlen(dump_path), |
| "_%s", dhdp->debug_dump_time_str); |
| } |
| return BCME_OK; |
| } |
| |
| uint32 |
| dhd_get_dld_len(int log_type) |
| { |
| unsigned long wr_size = 0; |
| unsigned long buf_size = 0; |
| unsigned long flags = 0; |
| struct dhd_log_dump_buf *dld_buf; |
| log_dump_section_hdr_t sec_hdr; |
| |
| /* calculate the length of the log */ |
| dld_buf = &g_dld_buf[log_type]; |
| buf_size = (unsigned long)dld_buf->max - |
| (unsigned long)dld_buf->buffer; |
| |
| if (dld_buf->wraparound) { |
| wr_size = buf_size; |
| } else { |
| /* need to hold the lock before accessing 'present' and 'remain' ptrs */ |
| DHD_LOG_DUMP_BUF_LOCK(&dld_buf->lock, flags); |
| wr_size = (unsigned long)dld_buf->present - |
| (unsigned long)dld_buf->front; |
| DHD_LOG_DUMP_BUF_UNLOCK(&dld_buf->lock, flags); |
| } |
| return (wr_size + sizeof(sec_hdr) + strlen(dld_hdrs[log_type].hdr_str)); |
| } |
| |
| static void |
| dhd_get_time_str(dhd_pub_t *dhdp, char *time_str, int size) |
| { |
| char *ts = NULL; |
| memset(time_str, 0, size); |
| ts = dhd_log_dump_get_timestamp(); |
| snprintf(time_str, size, |
| "\n\n ========== LOG DUMP TAKEN AT : %s =========\n", ts); |
| } |
| |
| int |
| dhd_print_time_str(const void *user_buf, void *fp, uint32 len, void *pos) |
| { |
| char *ts = NULL; |
| int ret = 0; |
| char time_str[128]; |
| |
| memset_s(time_str, sizeof(time_str), 0, sizeof(time_str)); |
| ts = dhd_log_dump_get_timestamp(); |
| snprintf(time_str, sizeof(time_str), |
| "\n\n ========== LOG DUMP TAKEN AT : %s =========\n", ts); |
| |
| /* write the timestamp hdr to the file first */ |
| ret = dhd_export_debug_data(time_str, fp, user_buf, strlen(time_str), pos); |
| if (ret < 0) { |
| DHD_ERROR(("write file error, err = %d\n", ret)); |
| } |
| return ret; |
| } |
| |
| #if defined(DHD_FW_COREDUMP) && defined(DNGL_EVENT_SUPPORT) |
| int |
| dhd_print_health_chk_data(void *dev, dhd_pub_t *dhdp, const void *user_buf, |
| void *fp, uint32 len, void *pos) |
| { |
| int ret = BCME_OK; |
| log_dump_section_hdr_t sec_hdr; |
| dhd_info_t *dhd_info; |
| |
| if (dev) { |
| dhd_info = *(dhd_info_t **)netdev_priv((struct net_device *)dev); |
| dhdp = &dhd_info->pub; |
| } |
| |
| if (!dhdp) |
| return BCME_ERROR; |
| |
| dhd_init_sec_hdr(&sec_hdr); |
| |
| if (dhdp->memdump_type == DUMP_TYPE_DONGLE_HOST_EVENT) { |
| /* write the section header first */ |
| ret = dhd_export_debug_data(HEALTH_CHK_LOG_HDR, fp, user_buf, |
| strlen(HEALTH_CHK_LOG_HDR), pos); |
| if (ret < 0) |
| goto exit; |
| |
| len -= (uint32)strlen(HEALTH_CHK_LOG_HDR); |
| sec_hdr.type = LOG_DUMP_SECTION_HEALTH_CHK; |
| sec_hdr.length = HEALTH_CHK_BUF_SIZE; |
| ret = dhd_export_debug_data((char *)&sec_hdr, fp, user_buf, sizeof(sec_hdr), pos); |
| if (ret < 0) |
| goto exit; |
| |
| len -= (uint32)sizeof(sec_hdr); |
| /* write the log */ |
| ret = dhd_export_debug_data((char *)dhdp->health_chk_event_data, fp, |
| user_buf, len, pos); |
| if (ret < 0) |
| goto exit; |
| } |
| exit: |
| return ret; |
| } |
| #endif /* DHD_FW_COREDUMP && DNGL_EVENT_SUPPORT */ |
| |
| #if defined(BCMPCIE) |
| int |
| dhd_print_ext_trap_data(void *dev, dhd_pub_t *dhdp, const void *user_buf, |
| void *fp, uint32 len, void *pos) |
| { |
| int ret = BCME_OK; |
| log_dump_section_hdr_t sec_hdr; |
| dhd_info_t *dhd_info; |
| |
| if (dev) { |
| dhd_info = *(dhd_info_t **)netdev_priv((struct net_device *)dev); |
| dhdp = &dhd_info->pub; |
| } |
| |
| if (!dhdp) |
| return BCME_ERROR; |
| |
| dhd_init_sec_hdr(&sec_hdr); |
| |
| /* append extended trap data to the file in case of traps */ |
| if (dhdp->dongle_trap_occured && |
| dhdp->extended_trap_data) { |
| /* write the section header first */ |
| ret = dhd_export_debug_data(EXT_TRAP_LOG_HDR, fp, user_buf, |
| strlen(EXT_TRAP_LOG_HDR), pos); |
| if (ret < 0) |
| goto exit; |
| |
| len -= (uint32)strlen(EXT_TRAP_LOG_HDR); |
| sec_hdr.type = LOG_DUMP_SECTION_EXT_TRAP; |
| sec_hdr.length = BCMPCIE_EXT_TRAP_DATA_MAXLEN; |
| ret = dhd_export_debug_data((uint8 *)&sec_hdr, fp, user_buf, sizeof(sec_hdr), pos); |
| if (ret < 0) |
| goto exit; |
| |
| len -= (uint32)sizeof(sec_hdr); |
| /* write the log */ |
| ret = dhd_export_debug_data((uint8 *)dhdp->extended_trap_data, fp, |
| user_buf, len, pos); |
| if (ret < 0) |
| goto exit; |
| } |
| exit: |
| return ret; |
| } |
| #endif /* BCMPCIE */ |
| |
| int |
| dhd_print_dump_data(void *dev, dhd_pub_t *dhdp, const void *user_buf, |
| void *fp, uint32 len, void *pos) |
| { |
| int ret = BCME_OK; |
| log_dump_section_hdr_t sec_hdr; |
| dhd_info_t *dhd_info; |
| |
| if (dev) { |
| dhd_info = *(dhd_info_t **)netdev_priv((struct net_device *)dev); |
| dhdp = &dhd_info->pub; |
| } |
| |
| if (!dhdp) |
| return BCME_ERROR; |
| |
| dhd_init_sec_hdr(&sec_hdr); |
| |
| ret = dhd_export_debug_data(DHD_DUMP_LOG_HDR, fp, user_buf, strlen(DHD_DUMP_LOG_HDR), pos); |
| if (ret < 0) |
| goto exit; |
| |
| len -= (uint32)strlen(DHD_DUMP_LOG_HDR); |
| sec_hdr.type = LOG_DUMP_SECTION_DHD_DUMP; |
| sec_hdr.length = len; |
| ret = dhd_export_debug_data((char *)&sec_hdr, fp, user_buf, sizeof(sec_hdr), pos); |
| if (ret < 0) |
| goto exit; |
| |
| len -= (uint32)sizeof(sec_hdr); |
| |
| if (dhdp->concise_dbg_buf) { |
| dhd_dump(dhdp, (char *)dhdp->concise_dbg_buf, CONCISE_DUMP_BUFLEN); |
| ret = dhd_export_debug_data(dhdp->concise_dbg_buf, fp, user_buf, len, pos); |
| if (ret < 0) |
| goto exit; |
| } |
| |
| exit: |
| return ret; |
| } |
| |
| int |
| dhd_print_cookie_data(void *dev, dhd_pub_t *dhdp, const void *user_buf, |
| void *fp, uint32 len, void *pos) |
| { |
| int ret = BCME_OK; |
| dhd_info_t *dhd_info; |
| |
| if (dev) { |
| dhd_info = *(dhd_info_t **)netdev_priv((struct net_device *)dev); |
| dhdp = &dhd_info->pub; |
| } |
| |
| if (!dhdp) |
| return BCME_ERROR; |
| |
| if (dhdp->logdump_cookie && dhd_logdump_cookie_count(dhdp) > 0) { |
| ret = dhd_log_dump_cookie_to_file(dhdp, fp, user_buf, (unsigned long *)pos); |
| } |
| return ret; |
| } |
| |
| #ifdef DHD_DUMP_PCIE_RINGS |
| int |
| dhd_print_flowring_data(void *dev, dhd_pub_t *dhdp, const void *user_buf, |
| void *fp, uint32 len, void *pos) |
| { |
| log_dump_section_hdr_t sec_hdr; |
| int ret = BCME_OK; |
| int remain_len = 0; |
| dhd_info_t *dhd_info; |
| |
| if (dev) { |
| dhd_info = *(dhd_info_t **)netdev_priv((struct net_device *)dev); |
| dhdp = &dhd_info->pub; |
| } |
| |
| if (!dhdp) |
| return BCME_ERROR; |
| |
| dhd_init_sec_hdr(&sec_hdr); |
| |
| remain_len = dhd_dump(dhdp, (char *)dhdp->concise_dbg_buf, CONCISE_DUMP_BUFLEN); |
| if (remain_len <= 0 || remain_len >= CONCISE_DUMP_BUFLEN) { |
| DHD_ERROR(("%s: error getting concise debug info !\n", |
| __FUNCTION__)); |
| return BCME_ERROR; |
| } |
| memset(dhdp->concise_dbg_buf, 0, CONCISE_DUMP_BUFLEN); |
| |
| /* write the section header first */ |
| ret = dhd_export_debug_data(FLOWRING_DUMP_HDR, fp, user_buf, |
| strlen(FLOWRING_DUMP_HDR), pos); |
| if (ret < 0) |
| goto exit; |
| |
| /* Write the ring summary */ |
| ret = dhd_export_debug_data(dhdp->concise_dbg_buf, fp, user_buf, |
| (CONCISE_DUMP_BUFLEN - remain_len), pos); |
| if (ret < 0) |
| goto exit; |
| |
| sec_hdr.type = LOG_DUMP_SECTION_FLOWRING; |
| sec_hdr.length = len; |
| ret = dhd_export_debug_data((char *)&sec_hdr, fp, user_buf, sizeof(sec_hdr), pos); |
| if (ret < 0) |
| goto exit; |
| |
| /* write the log */ |
| ret = dhd_d2h_h2d_ring_dump(dhdp, fp, user_buf, (unsigned long *)pos, TRUE); |
| if (ret < 0) |
| goto exit; |
| |
| exit: |
| return ret; |
| } |
| #endif /* DHD_DUMP_PCIE_RINGS */ |
| |
| #ifdef EWP_ECNTRS_LOGGING |
| int |
| dhd_print_ecntrs_data(void *dev, dhd_pub_t *dhdp, const void *user_buf, |
| void *fp, uint32 len, void *pos) |
| { |
| log_dump_section_hdr_t sec_hdr; |
| int ret = BCME_OK; |
| dhd_info_t *dhd_info; |
| |
| if (dev) { |
| dhd_info = *(dhd_info_t **)netdev_priv((struct net_device *)dev); |
| dhdp = &dhd_info->pub; |
| } |
| |
| if (!dhdp) |
| return BCME_ERROR; |
| |
| dhd_init_sec_hdr(&sec_hdr); |
| |
| if (logdump_ecntr_enable && |
| dhdp->ecntr_dbg_ring) { |
| sec_hdr.type = LOG_DUMP_SECTION_ECNTRS; |
| ret = dhd_dump_debug_ring(dhdp, dhdp->ecntr_dbg_ring, |
| user_buf, &sec_hdr, ECNTRS_LOG_HDR, len, LOG_DUMP_SECTION_ECNTRS); |
| } |
| return ret; |
| |
| } |
| #endif /* EWP_ECNTRS_LOGGING */ |
| |
| #ifdef EWP_RTT_LOGGING |
| int |
| dhd_print_rtt_data(void *dev, dhd_pub_t *dhdp, const void *user_buf, |
| void *fp, uint32 len, void *pos) |
| { |
| log_dump_section_hdr_t sec_hdr; |
| int ret = BCME_OK; |
| dhd_info_t *dhd_info; |
| |
| if (dev) { |
| dhd_info = *(dhd_info_t **)netdev_priv((struct net_device *)dev); |
| dhdp = &dhd_info->pub; |
| } |
| |
| if (!dhdp) |
| return BCME_ERROR; |
| |
| dhd_init_sec_hdr(&sec_hdr); |
| |
| if (logdump_rtt_enable && dhdp->rtt_dbg_ring) { |
| ret = dhd_dump_debug_ring(dhdp, dhdp->rtt_dbg_ring, |
| user_buf, &sec_hdr, RTT_LOG_HDR, len, LOG_DUMP_SECTION_RTT); |
| } |
| return ret; |
| |
| } |
| #endif /* EWP_RTT_LOGGING */ |
| |
| #ifdef DHD_STATUS_LOGGING |
| int |
| dhd_print_status_log_data(void *dev, dhd_pub_t *dhdp, const void *user_buf, |
| void *fp, uint32 len, void *pos) |
| { |
| dhd_info_t *dhd_info; |
| |
| if (dev) { |
| dhd_info = *(dhd_info_t **)netdev_priv((struct net_device *)dev); |
| dhdp = &dhd_info->pub; |
| } |
| |
| if (!dhdp) { |
| return BCME_ERROR; |
| } |
| |
| return dhd_statlog_write_logdump(dhdp, user_buf, fp, len, pos); |
| } |
| |
| uint32 |
| dhd_get_status_log_len(void *ndev, dhd_pub_t *dhdp) |
| { |
| dhd_info_t *dhd_info; |
| uint32 length = 0; |
| |
| if (ndev) { |
| dhd_info = *(dhd_info_t **)netdev_priv((struct net_device *)ndev); |
| dhdp = &dhd_info->pub; |
| } |
| |
| if (dhdp) { |
| length = dhd_statlog_get_logbuf_len(dhdp); |
| } |
| |
| return length; |
| } |
| #endif /* DHD_STATUS_LOGGING */ |
| |
| void |
| dhd_init_sec_hdr(log_dump_section_hdr_t *sec_hdr) |
| { |
| /* prep the section header */ |
| memset(sec_hdr, 0, sizeof(*sec_hdr)); |
| sec_hdr->magic = LOG_DUMP_MAGIC; |
| sec_hdr->timestamp = local_clock(); |
| } |
| |
| /* Must hold 'dhd_os_logdump_lock' before calling this function ! */ |
| static int |
| do_dhd_log_dump(dhd_pub_t *dhdp, log_dump_type_t *type) |
| { |
| int ret = 0, i = 0; |
| struct file *fp = NULL; |
| mm_segment_t old_fs; |
| loff_t pos = 0; |
| char dump_path[128]; |
| uint32 file_mode; |
| unsigned long flags = 0; |
| size_t log_size = 0; |
| size_t fspace_remain = 0; |
| struct kstat stat = {0}; |
| char time_str[128]; |
| unsigned int len = 0; |
| log_dump_section_hdr_t sec_hdr; |
| |
| DHD_ERROR(("%s: ENTER \n", __FUNCTION__)); |
| |
| DHD_GENERAL_LOCK(dhdp, flags); |
| if (DHD_BUS_CHECK_DOWN_OR_DOWN_IN_PROGRESS(dhdp)) { |
| DHD_GENERAL_UNLOCK(dhdp, flags); |
| DHD_ERROR(("%s: bus is down! can't collect log dump. \n", __FUNCTION__)); |
| goto exit1; |
| } |
| DHD_BUS_BUSY_SET_IN_LOGDUMP(dhdp); |
| DHD_GENERAL_UNLOCK(dhdp, flags); |
| |
| if ((ret = dhd_log_flush(dhdp, type)) < 0) { |
| goto exit1; |
| } |
| /* change to KERNEL_DS address limit */ |
| old_fs = get_fs(); |
| set_fs(KERNEL_DS); |
| |
| dhd_get_debug_dump_file_name(NULL, dhdp, dump_path, sizeof(dump_path)); |
| |
| DHD_ERROR(("debug_dump_path = %s\n", dump_path)); |
| DHD_ERROR(("DHD version: %s\n", dhd_version)); |
| DHD_ERROR(("F/W version: %s\n", fw_version)); |
| |
| dhd_log_dump_buf_addr(dhdp, type); |
| |
| dhd_get_time_str(dhdp, time_str, 128); |
| |
| /* if this is the first time after dhd is loaded, |
| * or, if periodic flush is disabled, clear the log file |
| */ |
| if (!dhdp->logdump_periodic_flush || dhdp->last_file_posn == 0) |
| file_mode = O_CREAT | O_WRONLY | O_SYNC | O_TRUNC; |
| else |
| file_mode = O_CREAT | O_RDWR | O_SYNC; |
| |
| fp = dhd_filp_open(dump_path, file_mode, 0664); |
| if (IS_ERR(fp) || (fp == NULL)) { |
| /* If android installed image, try '/data' directory */ |
| #if defined(CONFIG_X86) |
| DHD_ERROR(("%s: File open error on Installed android image, trying /data...\n", |
| __FUNCTION__)); |
| snprintf(dump_path, sizeof(dump_path), "/data/" DHD_DEBUG_DUMP_TYPE); |
| if (!dhdp->logdump_periodic_flush) { |
| snprintf(dump_path + strlen(dump_path), |
| sizeof(dump_path) - strlen(dump_path), |
| "_%s", dhdp->debug_dump_time_str); |
| } |
| fp = dhd_filp_open(dump_path, file_mode, 0664); |
| if (IS_ERR(fp) || (fp == NULL)) { |
| ret = PTR_ERR(fp); |
| DHD_ERROR(("open file error, err = %d\n", ret)); |
| goto exit2; |
| } |
| DHD_ERROR(("debug_dump_path = %s\n", dump_path)); |
| #else |
| ret = PTR_ERR(fp); |
| DHD_ERROR(("open file error, err = %d\n", ret)); |
| goto exit2; |
| #endif /* CONFIG_X86 && OEM_ANDROID */ |
| } |
| |
| ret = dhd_vfs_stat(dump_path, &stat); |
| if (ret < 0) { |
| DHD_ERROR(("file stat error, err = %d\n", ret)); |
| goto exit2; |
| } |
| |
| /* if some one else has changed the file */ |
| if (dhdp->last_file_posn != 0 && |
| stat.size < dhdp->last_file_posn) { |
| dhdp->last_file_posn = 0; |
| } |
| |
| /* XXX: periodic flush is disabled by default, if enabled |
| * only periodic flushing of 'GENERAL' log dump buffer |
| * is supported, its not recommended to turn on periodic |
| * flushing, except for developer unit test. |
| */ |
| if (dhdp->logdump_periodic_flush) { |
| log_size = strlen(time_str) + strlen(DHD_DUMP_LOG_HDR) + sizeof(sec_hdr); |
| /* calculate the amount of space required to dump all logs */ |
| for (i = 0; i < DLD_BUFFER_NUM; ++i) { |
| if (*type != DLD_BUF_TYPE_ALL && i != *type) |
| continue; |
| |
| if (g_dld_buf[i].wraparound) { |
| log_size += (unsigned long)g_dld_buf[i].max |
| - (unsigned long)g_dld_buf[i].buffer; |
| } else { |
| DHD_LOG_DUMP_BUF_LOCK(&g_dld_buf[i].lock, flags); |
| log_size += (unsigned long)g_dld_buf[i].present - |
| (unsigned long)g_dld_buf[i].front; |
| DHD_LOG_DUMP_BUF_UNLOCK(&g_dld_buf[i].lock, flags); |
| } |
| log_size += strlen(dld_hdrs[i].hdr_str) + sizeof(sec_hdr); |
| |
| if (*type != DLD_BUF_TYPE_ALL && i == *type) |
| break; |
| } |
| |
| ret = generic_file_llseek(fp, dhdp->last_file_posn, SEEK_CUR); |
| if (ret < 0) { |
| DHD_ERROR(("file seek last posn error ! err = %d \n", ret)); |
| goto exit2; |
| } |
| pos = fp->f_pos; |
| |
| /* if the max file size is reached, wrap around to beginning of the file |
| * we're treating the file as a large ring buffer |
| */ |
| fspace_remain = logdump_max_filesize - pos; |
| if (log_size > fspace_remain) { |
| fp->f_pos -= pos; |
| pos = fp->f_pos; |
| } |
| } |
| |
| dhd_print_time_str(0, fp, len, &pos); |
| |
| for (i = 0; i < DLD_BUFFER_NUM; ++i) { |
| |
| if (*type != DLD_BUF_TYPE_ALL && i != *type) |
| continue; |
| |
| len = dhd_get_dld_len(i); |
| dhd_get_dld_log_dump(NULL, dhdp, 0, fp, len, i, &pos); |
| if (*type != DLD_BUF_TYPE_ALL) |
| break; |
| } |
| |
| #ifdef EWP_ECNTRS_LOGGING |
| /* periodic flushing of ecounters is NOT supported */ |
| if (*type == DLD_BUF_TYPE_ALL && |
| logdump_ecntr_enable && |
| dhdp->ecntr_dbg_ring) { |
| dhd_log_dump_ring_to_file(dhdp, dhdp->ecntr_dbg_ring, |
| fp, (unsigned long *)&pos, |
| &sec_hdr, ECNTRS_LOG_HDR, LOG_DUMP_SECTION_ECNTRS); |
| } |
| #endif /* EWP_ECNTRS_LOGGING */ |
| |
| #ifdef DHD_STATUS_LOGGING |
| if (dhdp->statlog) { |
| /* write the statlog */ |
| len = dhd_get_status_log_len(NULL, dhdp); |
| if (len) { |
| if (dhd_print_status_log_data(NULL, dhdp, 0, fp, |
| len, &pos) < 0) { |
| goto exit2; |
| } |
| } |
| } |
| #endif /* DHD_STATUS_LOGGING */ |
| |
| #ifdef DHD_STATUS_LOGGING |
| if (dhdp->statlog) { |
| dhd_print_buf_addr(dhdp, "statlog_logbuf", dhd_statlog_get_logbuf(dhdp), |
| dhd_statlog_get_logbuf_len(dhdp)); |
| } |
| #endif /* DHD_STATUS_LOGGING */ |
| |
| #ifdef EWP_RTT_LOGGING |
| /* periodic flushing of rtt log is NOT supported */ |
| if (*type == DLD_BUF_TYPE_ALL && |
| logdump_rtt_enable && |
| dhdp->rtt_dbg_ring) { |
| dhd_log_dump_ring_to_file(dhdp, dhdp->rtt_dbg_ring, |
| fp, (unsigned long *)&pos, |
| &sec_hdr, RTT_LOG_HDR, LOG_DUMP_SECTION_RTT); |
| } |
| #endif /* EWP_RTT_LOGGING */ |
| |
| #ifdef BCMPCIE |
| len = dhd_get_ext_trap_len(NULL, dhdp); |
| if (len) { |
| if (dhd_print_ext_trap_data(NULL, dhdp, 0, fp, len, &pos) < 0) |
| goto exit2; |
| } |
| #endif /* BCMPCIE */ |
| |
| #if defined(DHD_FW_COREDUMP) && defined(DNGL_EVENT_SUPPORT) |
| len = dhd_get_health_chk_len(NULL, dhdp); |
| if (len) { |
| if (dhd_print_health_chk_data(NULL, dhdp, 0, fp, len, &pos) < 0) |
| goto exit2; |
| } |
| #endif /* DHD_FW_COREDUMP && DNGL_EVENT_SUPPORT */ |
| |
| len = dhd_get_dhd_dump_len(NULL, dhdp); |
| if (len) { |
| if (dhd_print_dump_data(NULL, dhdp, 0, fp, len, &pos) < 0) |
| goto exit2; |
| } |
| |
| len = dhd_get_cookie_log_len(NULL, dhdp); |
| if (len) { |
| if (dhd_print_cookie_data(NULL, dhdp, 0, fp, len, &pos) < 0) |
| goto exit2; |
| } |
| |
| #ifdef DHD_DUMP_PCIE_RINGS |
| len = dhd_get_flowring_len(NULL, dhdp); |
| if (len) { |
| if (dhd_print_flowring_data(NULL, dhdp, 0, fp, len, &pos) < 0) |
| goto exit2; |
| } |
| #endif |
| |
| if (dhdp->logdump_periodic_flush) { |
| /* store the last position written to in the file for future use */ |
| dhdp->last_file_posn = pos; |
| } |
| |
| exit2: |
| if (!IS_ERR(fp) && fp != NULL) { |
| dhd_filp_close(fp, NULL); |
| DHD_ERROR(("%s: Finished writing log dump to file - '%s' \n", |
| __FUNCTION__, dump_path)); |
| } |
| set_fs(old_fs); |
| exit1: |
| if (type) { |
| MFREE(dhdp->osh, type, sizeof(*type)); |
| } |
| DHD_GENERAL_LOCK(dhdp, flags); |
| DHD_BUS_BUSY_CLEAR_IN_LOGDUMP(dhdp); |
| dhd_os_busbusy_wake(dhdp); |
| DHD_GENERAL_UNLOCK(dhdp, flags); |
| |
| #ifdef DHD_DUMP_MNGR |
| if (ret >= 0) { |
| dhd_dump_file_manage_enqueue(dhdp, dump_path, DHD_DEBUG_DUMP_TYPE); |
| } |
| #endif /* DHD_DUMP_MNGR */ |
| |
| return (ret < 0) ? BCME_ERROR : BCME_OK; |
| } |
| #endif /* DHD_LOG_DUMP */ |
| |
| /* This function writes data to the file pointed by fp, OR |
| * copies data to the user buffer sent by upper layer(HAL). |
| */ |
| int |
| dhd_export_debug_data(void *mem_buf, void *fp, const void *user_buf, uint32 buf_len, void *pos) |
| { |
| int ret = BCME_OK; |
| |
| if (fp) { |
| ret = dhd_vfs_write(fp, mem_buf, buf_len, (loff_t *)pos); |
| if (ret < 0) { |
| DHD_ERROR(("write file error, err = %d\n", ret)); |
| goto exit; |
| } |
| } else { |
| #ifdef CONFIG_COMPAT |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 6, 0)) |
| if (in_compat_syscall()) { |
| #else |
| if (is_compat_task()) { |
| #endif /* LINUX_VER >= 4.6 */ |
| void * usr_ptr = compat_ptr((uintptr_t) user_buf); |
| ret = copy_to_user((void *)((uintptr_t)usr_ptr + (*(int *)pos)), |
| mem_buf, buf_len); |
| if (ret) { |
| DHD_ERROR(("failed to copy into user buffer : %d\n", ret)); |
| goto exit; |
| } |
| } |
| else |
| #endif /* CONFIG_COMPAT */ |
| { |
| ret = copy_to_user((void *)((uintptr_t)user_buf + (*(int *)pos)), |
| mem_buf, buf_len); |
| if (ret) { |
| DHD_ERROR(("failed to copy into user buffer : %d\n", ret)); |
| goto exit; |
| } |
| } |
| (*(int *)pos) += buf_len; |
| } |
| exit: |
| return ret; |
| } |
| |
| /* |
| * This call is to get the memdump size so that, |
| * halutil can alloc that much buffer in user space. |
| */ |
| int |
| dhd_os_socram_dump(struct net_device *dev, uint32 *dump_size) |
| { |
| int ret = BCME_OK; |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| dhd_pub_t *dhdp = &dhd->pub; |
| |
| if (dhdp->busstate == DHD_BUS_DOWN) { |
| DHD_ERROR(("%s: bus is down\n", __FUNCTION__)); |
| return BCME_ERROR; |
| } |
| |
| if (DHD_BUS_CHECK_SUSPEND_OR_SUSPEND_IN_PROGRESS(dhdp)) { |
| DHD_ERROR(("%s: bus is in suspend(%d) or suspending(0x%x) state, so skip\n", |
| __FUNCTION__, dhdp->busstate, dhdp->dhd_bus_busy_state)); |
| return BCME_ERROR; |
| } |
| #ifdef DHD_PCIE_RUNTIMEPM |
| dhdpcie_runtime_bus_wake(dhdp, TRUE, __builtin_return_address(0)); |
| #endif /* DHD_PCIE_RUNTIMEPM */ |
| ret = dhd_common_socram_dump(dhdp); |
| if (ret == BCME_OK) { |
| *dump_size = dhdp->soc_ram_length; |
| } |
| return ret; |
| } |
| |
| /* |
| * This is to get the actual memdup after getting the memdump size |
| */ |
| int |
| dhd_os_get_socram_dump(struct net_device *dev, char **buf, uint32 *size) |
| { |
| int ret = BCME_OK; |
| int orig_len = 0; |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| dhd_pub_t *dhdp = &dhd->pub; |
| if (buf == NULL) |
| return BCME_ERROR; |
| orig_len = *size; |
| if (dhdp->soc_ram) { |
| if (orig_len >= dhdp->soc_ram_length) { |
| *buf = dhdp->soc_ram; |
| *size = dhdp->soc_ram_length; |
| } else { |
| ret = BCME_BUFTOOSHORT; |
| DHD_ERROR(("The length of the buffer is too short" |
| " to save the memory dump with %d\n", dhdp->soc_ram_length)); |
| } |
| } else { |
| DHD_ERROR(("socram_dump is not ready to get\n")); |
| ret = BCME_NOTREADY; |
| } |
| return ret; |
| } |
| |
| #ifdef EWP_RTT_LOGGING |
| uint32 |
| dhd_get_rtt_len(void *ndev, dhd_pub_t *dhdp) |
| { |
| dhd_info_t *dhd_info; |
| log_dump_section_hdr_t sec_hdr; |
| int length = 0; |
| dhd_dbg_ring_t *ring; |
| |
| if (ndev) { |
| dhd_info = *(dhd_info_t **)netdev_priv((struct net_device *)ndev); |
| dhdp = &dhd_info->pub; |
| } |
| |
| if (!dhdp) |
| return length; |
| |
| if (logdump_rtt_enable && dhdp->rtt_dbg_ring) { |
| ring = (dhd_dbg_ring_t *)dhdp->rtt_dbg_ring; |
| length = ring->ring_size + strlen(RTT_LOG_HDR) + sizeof(sec_hdr); |
| } |
| return length; |
| } |
| #endif /* EWP_RTT_LOGGING */ |
| |
| int |
| dhd_os_get_version(struct net_device *dev, bool dhd_ver, char **buf, uint32 size) |
| { |
| char *fw_str; |
| |
| if (size == 0) |
| return BCME_BADARG; |
| |
| fw_str = strstr(info_string, "Firmware: "); |
| if (fw_str == NULL) { |
| return BCME_ERROR; |
| } |
| |
| bzero(*buf, size); |
| if (dhd_ver) { |
| strlcpy(*buf, dhd_version, size); |
| } else { |
| strlcpy(*buf, fw_str, size); |
| } |
| return BCME_OK; |
| } |
| |
| #ifdef DHD_PKT_LOGGING |
| int |
| dhd_os_get_pktlog_dump(void *dev, const void *user_buf, uint32 len) |
| { |
| int ret = BCME_OK; |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| dhd_pub_t *dhdp = &dhd->pub; |
| if (user_buf == NULL) { |
| DHD_ERROR(("%s(): user buffer is NULL\n", __FUNCTION__)); |
| return BCME_ERROR; |
| } |
| |
| ret = dhd_pktlog_dump_write_memory(dhdp, user_buf, len); |
| if (ret < 0) { |
| DHD_ERROR(("%s(): fail to dump pktlog, err = %d\n", __FUNCTION__, ret)); |
| return ret; |
| } |
| return ret; |
| } |
| |
| uint32 |
| dhd_os_get_pktlog_dump_size(struct net_device *dev) |
| { |
| uint32 size = 0; |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| dhd_pub_t *dhdp = &dhd->pub; |
| |
| size = dhd_pktlog_get_dump_length(dhdp); |
| if (size == 0) { |
| DHD_ERROR(("%s(): fail to get pktlog size, err = %d\n", __FUNCTION__, size)); |
| } |
| return size; |
| } |
| |
| void |
| dhd_os_get_pktlogdump_filename(struct net_device *dev, char *dump_path, int len) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| dhd_pub_t *dhdp = &dhd->pub; |
| |
| dhd_pktlog_get_filename(dhdp, dump_path, len); |
| } |
| #endif /* DHD_PKT_LOGGING */ |
| #ifdef DNGL_AXI_ERROR_LOGGING |
| int |
| dhd_os_get_axi_error_dump(void *dev, const void *user_buf, uint32 len) |
| { |
| int ret = BCME_OK; |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| dhd_pub_t *dhdp = &dhd->pub; |
| loff_t pos = 0; |
| if (user_buf == NULL) { |
| DHD_ERROR(("%s(): user buffer is NULL\n", __FUNCTION__)); |
| return BCME_ERROR; |
| } |
| |
| ret = dhd_export_debug_data((char *)dhdp->axi_err_dump, |
| NULL, user_buf, sizeof(dhd_axi_error_dump_t), &pos); |
| |
| if (ret < 0) { |
| DHD_ERROR(("%s(): fail to dump pktlog, err = %d\n", __FUNCTION__, ret)); |
| return ret; |
| } |
| return ret; |
| } |
| |
| int |
| dhd_os_get_axi_error_dump_size(struct net_device *dev) |
| { |
| int size = -1; |
| |
| size = sizeof(dhd_axi_error_dump_t); |
| if (size < 0) { |
| DHD_ERROR(("%s(): fail to get axi error size, err = %d\n", __FUNCTION__, size)); |
| } |
| return size; |
| } |
| |
| void |
| dhd_os_get_axi_error_filename(struct net_device *dev, char *dump_path, int len) |
| { |
| snprintf(dump_path, len, "%s", |
| DHD_COMMON_DUMP_PATH DHD_DUMP_AXI_ERROR_FILENAME); |
| } |
| #endif /* DNGL_AXI_ERROR_LOGGING */ |
| |
| bool dhd_sta_associated(dhd_pub_t *dhdp, uint32 bssidx, uint8 *mac) |
| { |
| return dhd_find_sta(dhdp, bssidx, mac) ? TRUE : FALSE; |
| } |
| |
| #ifdef DHD_L2_FILTER |
| arp_table_t* |
| dhd_get_ifp_arp_table_handle(dhd_pub_t *dhdp, uint32 bssidx) |
| { |
| dhd_info_t *dhd = dhdp->info; |
| dhd_if_t *ifp; |
| |
| ASSERT(bssidx < DHD_MAX_IFS); |
| |
| ifp = dhd->iflist[bssidx]; |
| return ifp->phnd_arp_table; |
| } |
| |
| int dhd_get_parp_status(dhd_pub_t *dhdp, uint32 idx) |
| { |
| dhd_info_t *dhd = dhdp->info; |
| dhd_if_t *ifp; |
| |
| ASSERT(idx < DHD_MAX_IFS); |
| |
| ifp = dhd->iflist[idx]; |
| |
| if (ifp) |
| return ifp->parp_enable; |
| else |
| return FALSE; |
| } |
| |
| /* Set interface specific proxy arp configuration */ |
| int dhd_set_parp_status(dhd_pub_t *dhdp, uint32 idx, int val) |
| { |
| dhd_info_t *dhd = dhdp->info; |
| dhd_if_t *ifp; |
| ASSERT(idx < DHD_MAX_IFS); |
| ifp = dhd->iflist[idx]; |
| |
| if (!ifp) |
| return BCME_ERROR; |
| |
| /* At present all 3 variables are being |
| * handled at once |
| */ |
| ifp->parp_enable = val; |
| ifp->parp_discard = val; |
| ifp->parp_allnode = val; |
| |
| /* Flush ARP entries when disabled */ |
| if (val == FALSE) { |
| bcm_l2_filter_arp_table_update(dhdp->osh, ifp->phnd_arp_table, TRUE, NULL, |
| FALSE, dhdp->tickcnt); |
| } |
| return BCME_OK; |
| } |
| |
| bool dhd_parp_discard_is_enabled(dhd_pub_t *dhdp, uint32 idx) |
| { |
| dhd_info_t *dhd = dhdp->info; |
| dhd_if_t *ifp; |
| |
| ASSERT(idx < DHD_MAX_IFS); |
| |
| ifp = dhd->iflist[idx]; |
| |
| ASSERT(ifp); |
| return ifp->parp_discard; |
| } |
| |
| bool |
| dhd_parp_allnode_is_enabled(dhd_pub_t *dhdp, uint32 idx) |
| { |
| dhd_info_t *dhd = dhdp->info; |
| dhd_if_t *ifp; |
| |
| ASSERT(idx < DHD_MAX_IFS); |
| |
| ifp = dhd->iflist[idx]; |
| |
| ASSERT(ifp); |
| |
| return ifp->parp_allnode; |
| } |
| |
| int dhd_get_dhcp_unicast_status(dhd_pub_t *dhdp, uint32 idx) |
| { |
| dhd_info_t *dhd = dhdp->info; |
| dhd_if_t *ifp; |
| |
| ASSERT(idx < DHD_MAX_IFS); |
| |
| ifp = dhd->iflist[idx]; |
| |
| ASSERT(ifp); |
| |
| return ifp->dhcp_unicast; |
| } |
| |
| int dhd_set_dhcp_unicast_status(dhd_pub_t *dhdp, uint32 idx, int val) |
| { |
| dhd_info_t *dhd = dhdp->info; |
| dhd_if_t *ifp; |
| ASSERT(idx < DHD_MAX_IFS); |
| ifp = dhd->iflist[idx]; |
| |
| ASSERT(ifp); |
| |
| ifp->dhcp_unicast = val; |
| return BCME_OK; |
| } |
| |
| int dhd_get_block_ping_status(dhd_pub_t *dhdp, uint32 idx) |
| { |
| dhd_info_t *dhd = dhdp->info; |
| dhd_if_t *ifp; |
| |
| ASSERT(idx < DHD_MAX_IFS); |
| |
| ifp = dhd->iflist[idx]; |
| |
| ASSERT(ifp); |
| |
| return ifp->block_ping; |
| } |
| |
| int dhd_set_block_ping_status(dhd_pub_t *dhdp, uint32 idx, int val) |
| { |
| dhd_info_t *dhd = dhdp->info; |
| dhd_if_t *ifp; |
| ASSERT(idx < DHD_MAX_IFS); |
| ifp = dhd->iflist[idx]; |
| |
| ASSERT(ifp); |
| |
| ifp->block_ping = val; |
| /* Disable rx_pkt_chain feature for interface if block_ping option is |
| * enabled |
| */ |
| dhd_update_rx_pkt_chainable_state(dhdp, idx); |
| return BCME_OK; |
| } |
| |
| int dhd_get_grat_arp_status(dhd_pub_t *dhdp, uint32 idx) |
| { |
| dhd_info_t *dhd = dhdp->info; |
| dhd_if_t *ifp; |
| |
| ASSERT(idx < DHD_MAX_IFS); |
| |
| ifp = dhd->iflist[idx]; |
| |
| ASSERT(ifp); |
| |
| return ifp->grat_arp; |
| } |
| |
| int dhd_set_grat_arp_status(dhd_pub_t *dhdp, uint32 idx, int val) |
| { |
| dhd_info_t *dhd = dhdp->info; |
| dhd_if_t *ifp; |
| ASSERT(idx < DHD_MAX_IFS); |
| ifp = dhd->iflist[idx]; |
| |
| ASSERT(ifp); |
| |
| ifp->grat_arp = val; |
| |
| return BCME_OK; |
| } |
| |
| int dhd_get_block_tdls_status(dhd_pub_t *dhdp, uint32 idx) |
| { |
| dhd_info_t *dhd = dhdp->info; |
| dhd_if_t *ifp; |
| |
| ASSERT(idx < DHD_MAX_IFS); |
| |
| ifp = dhd->iflist[idx]; |
| |
| ASSERT(ifp); |
| |
| return ifp->block_tdls; |
| } |
| |
| int dhd_set_block_tdls_status(dhd_pub_t *dhdp, uint32 idx, int val) |
| { |
| dhd_info_t *dhd = dhdp->info; |
| dhd_if_t *ifp; |
| ASSERT(idx < DHD_MAX_IFS); |
| ifp = dhd->iflist[idx]; |
| |
| ASSERT(ifp); |
| |
| ifp->block_tdls = val; |
| |
| return BCME_OK; |
| } |
| #endif /* DHD_L2_FILTER */ |
| |
| #ifdef DHD_DEBUG_PAGEALLOC |
| /* XXX Additional Kernel implemenation is needed to use this function at |
| * the top of the check_poison_mem() function in mm/debug-pagealloc.c file. |
| * Please check if below codes are implemenated your Linux Kernel first. |
| * |
| * - mm/debug-pagealloc.c |
| * |
| * // for DHD_DEBUG_PAGEALLOC |
| * typedef void (*page_corrupt_cb_t)(void *handle, void *addr_corrupt, uint addr_len); |
| * page_corrupt_cb_t corrupt_cb = NULL; |
| * void *corrupt_cb_handle = NULL; |
| * |
| * void register_page_corrupt_cb(page_corrupt_cb_t cb, void *handle) |
| * { |
| * corrupt_cb = cb; |
| * corrupt_cb_handle = handle; |
| * } |
| * EXPORT_SYMBOL(register_page_corrupt_cb); |
| * |
| * extern void dhd_page_corrupt_cb(void *handle, void *addr_corrupt, size_t len); |
| * |
| * static void check_poison_mem(unsigned char *mem, size_t bytes) |
| * { |
| * ...... |
| * |
| * if (!__ratelimit(&ratelimit)) |
| * return; |
| * else if (start == end && single_bit_flip(*start, PAGE_POISON)) |
| * printk(KERN_ERR "pagealloc: single bit error\n"); |
| * else |
| * printk(KERN_ERR "pagealloc: memory corruption\n"); |
| * |
| * print_hex_dump(KERN_ERR, "", DUMP_PREFIX_ADDRESS, 16, 1, start, |
| * end - start + 1, 1); |
| * |
| * // for DHD_DEBUG_PAGEALLOC |
| * dhd_page_corrupt_cb(corrupt_cb_handle, start, end - start + 1); |
| * |
| * dump_stack(); |
| * } |
| * |
| */ |
| |
| void |
| dhd_page_corrupt_cb(void *handle, void *addr_corrupt, size_t len) |
| { |
| dhd_pub_t *dhdp = (dhd_pub_t *)handle; |
| |
| DHD_ERROR(("%s: Got dhd_page_corrupt_cb 0x%p %d\n", |
| __FUNCTION__, addr_corrupt, (uint32)len)); |
| |
| DHD_OS_WAKE_LOCK(dhdp); |
| prhex("Page Corruption:", addr_corrupt, len); |
| dhd_dump_to_kernelog(dhdp); |
| #if defined(BCMPCIE) && defined(DHD_FW_COREDUMP) |
| /* Load the dongle side dump to host memory and then BUG_ON() */ |
| dhdp->memdump_enabled = DUMP_MEMONLY; |
| dhdp->memdump_type = DUMP_TYPE_MEMORY_CORRUPTION; |
| dhd_bus_mem_dump(dhdp); |
| #endif /* BCMPCIE && DHD_FW_COREDUMP */ |
| DHD_OS_WAKE_UNLOCK(dhdp); |
| } |
| EXPORT_SYMBOL(dhd_page_corrupt_cb); |
| #endif /* DHD_DEBUG_PAGEALLOC */ |
| |
| #if defined(BCMPCIE) && defined(DHD_PKTID_AUDIT_ENABLED) |
| void |
| dhd_pktid_error_handler(dhd_pub_t *dhdp) |
| { |
| DHD_ERROR(("%s: Got Pkt Id Audit failure \n", __FUNCTION__)); |
| DHD_OS_WAKE_LOCK(dhdp); |
| dhd_dump_to_kernelog(dhdp); |
| #ifdef DHD_FW_COREDUMP |
| /* Load the dongle side dump to host memory */ |
| if (dhdp->memdump_enabled == DUMP_DISABLED) { |
| dhdp->memdump_enabled = DUMP_MEMFILE; |
| } |
| dhdp->memdump_type = DUMP_TYPE_PKTID_AUDIT_FAILURE; |
| dhd_bus_mem_dump(dhdp); |
| #endif /* DHD_FW_COREDUMP */ |
| /* XXX Send HANG event to Android Framework for recovery */ |
| dhdp->hang_reason = HANG_REASON_PCIE_PKTID_ERROR; |
| dhd_os_check_hang(dhdp, 0, -EREMOTEIO); |
| DHD_OS_WAKE_UNLOCK(dhdp); |
| } |
| #endif /* BCMPCIE && DHD_PKTID_AUDIT_ENABLED */ |
| |
| struct net_device * |
| dhd_linux_get_primary_netdev(dhd_pub_t *dhdp) |
| { |
| dhd_info_t *dhd = dhdp->info; |
| |
| if (dhd->iflist[0] && dhd->iflist[0]->net) |
| return dhd->iflist[0]->net; |
| else |
| return NULL; |
| } |
| |
| fw_download_status_t |
| dhd_fw_download_status(dhd_pub_t * dhd_pub) |
| { |
| return dhd_pub->fw_download_status; |
| } |
| |
| static int |
| dhd_create_to_notifier_skt(void) |
| { |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 7, 0)) |
| /* Kernel 3.7 onwards this API accepts only 3 arguments. */ |
| /* Kernel version 3.6 is a special case which accepts 4 arguments */ |
| nl_to_event_sk = netlink_kernel_create(&init_net, BCM_NL_USER, &dhd_netlink_cfg); |
| #elif (LINUX_VERSION_CODE < KERNEL_VERSION(3, 6, 0)) |
| /* Kernel version 3.5 and below use this old API format */ |
| nl_to_event_sk = netlink_kernel_create(&init_net, BCM_NL_USER, 0, |
| dhd_process_daemon_msg, NULL, THIS_MODULE); |
| #else |
| nl_to_event_sk = netlink_kernel_create(&init_net, BCM_NL_USER, THIS_MODULE, |
| &dhd_netlink_cfg); |
| #endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 7, 0)) */ |
| if (!nl_to_event_sk) |
| { |
| printf("Error creating socket.\n"); |
| return -1; |
| } |
| DHD_INFO(("nl_to socket created successfully...\n")); |
| return 0; |
| } |
| |
| void |
| dhd_destroy_to_notifier_skt(void) |
| { |
| DHD_INFO(("Destroying nl_to socket\n")); |
| netlink_kernel_release(nl_to_event_sk); |
| } |
| |
| static void |
| dhd_recv_msg_from_daemon(struct sk_buff *skb) |
| { |
| struct nlmsghdr *nlh; |
| bcm_to_info_t *cmd; |
| |
| nlh = (struct nlmsghdr *)skb->data; |
| cmd = (bcm_to_info_t *)nlmsg_data(nlh); |
| if ((cmd->magic == BCM_TO_MAGIC) && (cmd->reason == REASON_DAEMON_STARTED)) { |
| sender_pid = ((struct nlmsghdr *)(skb->data))->nlmsg_pid; |
| DHD_INFO(("DHD Daemon Started\n")); |
| } |
| } |
| |
| int |
| dhd_send_msg_to_daemon(struct sk_buff *skb, void *data, int size) |
| { |
| struct nlmsghdr *nlh; |
| struct sk_buff *skb_out; |
| int ret = BCME_ERROR; |
| |
| BCM_REFERENCE(skb); |
| if (sender_pid == 0) { |
| DHD_INFO(("Invalid PID 0\n")); |
| skb_out = NULL; |
| goto err; |
| } |
| |
| if ((skb_out = nlmsg_new(size, 0)) == NULL) { |
| DHD_ERROR(("%s: skb alloc failed\n", __FUNCTION__)); |
| ret = BCME_NOMEM; |
| goto err; |
| } |
| nlh = nlmsg_put(skb_out, 0, 0, NLMSG_DONE, size, 0); |
| if (nlh == NULL) { |
| DHD_ERROR(("%s: nlmsg_put failed\n", __FUNCTION__)); |
| goto err; |
| } |
| NETLINK_CB(skb_out).dst_group = 0; /* Unicast */ |
| (void)memcpy_s(nlmsg_data(nlh), size, (char *)data, size); |
| |
| if ((ret = nlmsg_unicast(nl_to_event_sk, skb_out, sender_pid)) < 0) { |
| DHD_ERROR(("Error sending message, ret:%d\n", ret)); |
| /* skb is already freed inside nlmsg_unicast() on error case */ |
| /* explicitly making skb_out to NULL to avoid double free */ |
| skb_out = NULL; |
| goto err; |
| } |
| return BCME_OK; |
| err: |
| if (skb_out) { |
| nlmsg_free(skb_out); |
| } |
| return ret; |
| } |
| |
| static void |
| dhd_process_daemon_msg(struct sk_buff *skb) |
| { |
| bcm_to_info_t to_info; |
| |
| to_info.magic = BCM_TO_MAGIC; |
| to_info.reason = REASON_DAEMON_STARTED; |
| to_info.trap = NO_TRAP; |
| |
| dhd_recv_msg_from_daemon(skb); |
| dhd_send_msg_to_daemon(skb, &to_info, sizeof(to_info)); |
| } |
| |
| #ifdef DHD_LOG_DUMP |
| bool |
| dhd_log_dump_ecntr_enabled(void) |
| { |
| return (bool)logdump_ecntr_enable; |
| } |
| |
| bool |
| dhd_log_dump_rtt_enabled(void) |
| { |
| return (bool)logdump_rtt_enable; |
| } |
| |
| void |
| dhd_log_dump_init(dhd_pub_t *dhd) |
| { |
| struct dhd_log_dump_buf *dld_buf, *dld_buf_special; |
| int i = 0; |
| uint8 *prealloc_buf = NULL, *bufptr = NULL; |
| #if defined(CONFIG_DHD_USE_STATIC_BUF) && defined(DHD_USE_STATIC_MEMDUMP) |
| int prealloc_idx = DHD_PREALLOC_DHD_LOG_DUMP_BUF; |
| #endif /* CONFIG_DHD_USE_STATIC_BUF && DHD_USE_STATIC_MEMDUMP */ |
| int ret; |
| dhd_dbg_ring_t *ring = NULL; |
| unsigned long flags = 0; |
| dhd_info_t *dhd_info = dhd->info; |
| #if defined(EWP_ECNTRS_LOGGING) |
| void *cookie_buf = NULL; |
| #endif |
| |
| BCM_REFERENCE(ret); |
| BCM_REFERENCE(ring); |
| BCM_REFERENCE(flags); |
| |
| /* sanity check */ |
| if (logdump_prsrv_tailsize <= 0 || |
| logdump_prsrv_tailsize > DHD_LOG_DUMP_MAX_TAIL_FLUSH_SIZE) { |
| logdump_prsrv_tailsize = DHD_LOG_DUMP_MAX_TAIL_FLUSH_SIZE; |
| } |
| /* now adjust the preserve log flush size based on the |
| * kernel printk log buffer size |
| */ |
| #ifdef CONFIG_LOG_BUF_SHIFT |
| DHD_ERROR(("%s: kernel log buf size = %uKB; logdump_prsrv_tailsize = %uKB;" |
| " limit prsrv tail size to = %uKB\n", |
| __FUNCTION__, (1 << CONFIG_LOG_BUF_SHIFT)/1024, |
| logdump_prsrv_tailsize/1024, LOG_DUMP_KERNEL_TAIL_FLUSH_SIZE/1024)); |
| |
| if (logdump_prsrv_tailsize > LOG_DUMP_KERNEL_TAIL_FLUSH_SIZE) { |
| logdump_prsrv_tailsize = LOG_DUMP_KERNEL_TAIL_FLUSH_SIZE; |
| } |
| #else |
| DHD_ERROR(("%s: logdump_prsrv_tailsize = %uKB \n", |
| __FUNCTION__, logdump_prsrv_tailsize/1024)); |
| #endif /* CONFIG_LOG_BUF_SHIFT */ |
| |
| mutex_init(&dhd_info->logdump_lock); |
| /* initialize log dump buf structures */ |
| memset(g_dld_buf, 0, sizeof(struct dhd_log_dump_buf) * DLD_BUFFER_NUM); |
| |
| /* set the log dump buffer size based on the module_param */ |
| if (logdump_max_bufsize > LOG_DUMP_GENERAL_MAX_BUFSIZE || |
| logdump_max_bufsize <= 0) |
| dld_buf_size[DLD_BUF_TYPE_GENERAL] = LOG_DUMP_GENERAL_MAX_BUFSIZE; |
| else |
| dld_buf_size[DLD_BUF_TYPE_GENERAL] = logdump_max_bufsize; |
| |
| /* pre-alloc the memory for the log buffers & 'special' buffer */ |
| dld_buf_special = &g_dld_buf[DLD_BUF_TYPE_SPECIAL]; |
| #if defined(CONFIG_DHD_USE_STATIC_BUF) && defined(DHD_USE_STATIC_MEMDUMP) |
| prealloc_buf = DHD_OS_PREALLOC(dhd, prealloc_idx++, LOG_DUMP_TOTAL_BUFSIZE); |
| dld_buf_special->buffer = DHD_OS_PREALLOC(dhd, prealloc_idx++, |
| dld_buf_size[DLD_BUF_TYPE_SPECIAL]); |
| #else |
| prealloc_buf = MALLOCZ(dhd->osh, LOG_DUMP_TOTAL_BUFSIZE); |
| dld_buf_special->buffer = MALLOCZ(dhd->osh, dld_buf_size[DLD_BUF_TYPE_SPECIAL]); |
| #endif /* CONFIG_DHD_USE_STATIC_BUF && DHD_USE_STATIC_MEMDUMP */ |
| |
| if (!prealloc_buf) { |
| DHD_ERROR(("Failed to allocate memory for log buffers\n")); |
| goto fail; |
| } |
| if (!dld_buf_special->buffer) { |
| DHD_ERROR(("Failed to allocate memory for special buffer\n")); |
| goto fail; |
| } |
| |
| bufptr = prealloc_buf; |
| for (i = 0; i < DLD_BUFFER_NUM; i++) { |
| dld_buf = &g_dld_buf[i]; |
| dld_buf->dhd_pub = dhd; |
| spin_lock_init(&dld_buf->lock); |
| dld_buf->wraparound = 0; |
| if (i != DLD_BUF_TYPE_SPECIAL) { |
| dld_buf->buffer = bufptr; |
| dld_buf->max = (unsigned long)dld_buf->buffer + dld_buf_size[i]; |
| bufptr = (uint8 *)dld_buf->max; |
| } else { |
| dld_buf->max = (unsigned long)dld_buf->buffer + dld_buf_size[i]; |
| } |
| dld_buf->present = dld_buf->front = dld_buf->buffer; |
| dld_buf->remain = dld_buf_size[i]; |
| dld_buf->enable = 1; |
| } |
| #ifdef EWP_ECNTRS_LOGGING |
| /* now use the rest of the pre-alloc'd memory for filter and ecounter log */ |
| dhd->ecntr_dbg_ring = MALLOCZ(dhd->osh, sizeof(dhd_dbg_ring_t)); |
| if (!dhd->ecntr_dbg_ring) |
| goto fail; |
| |
| ring = (dhd_dbg_ring_t *)dhd->ecntr_dbg_ring; |
| ret = dhd_dbg_ring_init(dhd, ring, ECNTR_RING_ID, |
| ECNTR_RING_NAME, LOG_DUMP_ECNTRS_MAX_BUFSIZE, |
| bufptr, TRUE); |
| if (ret != BCME_OK) { |
| DHD_ERROR(("%s: unable to init ecntr ring !\n", |
| __FUNCTION__)); |
| goto fail; |
| } |
| DHD_DBG_RING_LOCK(ring->lock, flags); |
| ring->state = RING_ACTIVE; |
| ring->threshold = 0; |
| DHD_DBG_RING_UNLOCK(ring->lock, flags); |
| |
| bufptr += LOG_DUMP_ECNTRS_MAX_BUFSIZE; |
| #endif /* EWP_ECNTRS_LOGGING */ |
| |
| #ifdef EWP_RTT_LOGGING |
| /* now use the rest of the pre-alloc'd memory for filter and ecounter log */ |
| dhd->rtt_dbg_ring = MALLOCZ(dhd->osh, sizeof(dhd_dbg_ring_t)); |
| if (!dhd->rtt_dbg_ring) |
| goto fail; |
| |
| ring = (dhd_dbg_ring_t *)dhd->rtt_dbg_ring; |
| ret = dhd_dbg_ring_init(dhd, ring, RTT_RING_ID, |
| RTT_RING_NAME, LOG_DUMP_RTT_MAX_BUFSIZE, |
| bufptr, TRUE); |
| if (ret != BCME_OK) { |
| DHD_ERROR(("%s: unable to init ecntr ring !\n", |
| __FUNCTION__)); |
| goto fail; |
| } |
| DHD_DBG_RING_LOCK(ring->lock, flags); |
| ring->state = RING_ACTIVE; |
| ring->threshold = 0; |
| DHD_DBG_RING_UNLOCK(ring->lock, flags); |
| |
| bufptr += LOG_DUMP_RTT_MAX_BUFSIZE; |
| #endif /* EWP_RTT_LOGGING */ |
| |
| /* Concise buffer is used as intermediate buffer for following purposes |
| * a) pull ecounters records temporarily before |
| * writing it to file |
| * b) to store dhd dump data before putting it to file |
| * It should have a size equal to |
| * MAX(largest possible ecntr record, 'dhd dump' data size) |
| */ |
| dhd->concise_dbg_buf = MALLOC(dhd->osh, CONCISE_DUMP_BUFLEN); |
| if (!dhd->concise_dbg_buf) { |
| DHD_ERROR(("%s: unable to alloc mem for concise debug info !\n", |
| __FUNCTION__)); |
| goto fail; |
| } |
| |
| #if defined(DHD_EVENT_LOG_FILTER) |
| /* XXX init filter last, because filter use buffer which alloced by log dump */ |
| ret = dhd_event_log_filter_init(dhd, |
| bufptr, |
| LOG_DUMP_FILTER_MAX_BUFSIZE); |
| if (ret != BCME_OK) { |
| goto fail; |
| } |
| #endif /* DHD_EVENT_LOG_FILTER */ |
| |
| #if defined(EWP_ECNTRS_LOGGING) |
| cookie_buf = MALLOC(dhd->osh, LOG_DUMP_COOKIE_BUFSIZE); |
| if (!cookie_buf) { |
| DHD_ERROR(("%s: unable to alloc mem for logdump cookie buffer\n", |
| __FUNCTION__)); |
| goto fail; |
| } |
| |
| ret = dhd_logdump_cookie_init(dhd, cookie_buf, LOG_DUMP_COOKIE_BUFSIZE); |
| if (ret != BCME_OK) { |
| MFREE(dhd->osh, cookie_buf, LOG_DUMP_COOKIE_BUFSIZE); |
| goto fail; |
| } |
| #endif /* EWP_ECNTRS_LOGGING */ |
| return; |
| |
| fail: |
| |
| #if defined(DHD_EVENT_LOG_FILTER) |
| /* XXX deinit filter first, because filter use buffer which alloced by log dump */ |
| if (dhd->event_log_filter) { |
| dhd_event_log_filter_deinit(dhd); |
| } |
| #endif /* DHD_EVENT_LOG_FILTER */ |
| |
| if (dhd->concise_dbg_buf) { |
| MFREE(dhd->osh, dhd->concise_dbg_buf, CONCISE_DUMP_BUFLEN); |
| } |
| |
| #ifdef EWP_ECNTRS_LOGGING |
| if (dhd->logdump_cookie) { |
| dhd_logdump_cookie_deinit(dhd); |
| MFREE(dhd->osh, dhd->logdump_cookie, LOG_DUMP_COOKIE_BUFSIZE); |
| dhd->logdump_cookie = NULL; |
| } |
| if (dhd->ecntr_dbg_ring) { |
| ring = (dhd_dbg_ring_t *)dhd->ecntr_dbg_ring; |
| dhd_dbg_ring_deinit(dhd, ring); |
| ring->ring_buf = NULL; |
| ring->ring_size = 0; |
| MFREE(dhd->osh, dhd->ecntr_dbg_ring, sizeof(dhd_dbg_ring_t)); |
| dhd->ecntr_dbg_ring = NULL; |
| } |
| #endif /* EWP_ECNTRS_LOGGING */ |
| |
| #ifdef EWP_RTT_LOGGING |
| if (dhd->rtt_dbg_ring) { |
| ring = (dhd_dbg_ring_t *)dhd->rtt_dbg_ring; |
| dhd_dbg_ring_deinit(dhd, ring); |
| ring->ring_buf = NULL; |
| ring->ring_size = 0; |
| MFREE(dhd->osh, ring, sizeof(dhd_dbg_ring_t)); |
| dhd->rtt_dbg_ring = NULL; |
| } |
| #endif /* EWP_RTT_LOGGING */ |
| |
| #if defined(CONFIG_DHD_USE_STATIC_BUF) && defined(DHD_USE_STATIC_MEMDUMP) |
| if (prealloc_buf) { |
| DHD_OS_PREFREE(dhd, prealloc_buf, LOG_DUMP_TOTAL_BUFSIZE); |
| } |
| if (dld_buf_special->buffer) { |
| DHD_OS_PREFREE(dhd, dld_buf_special->buffer, |
| dld_buf_size[DLD_BUF_TYPE_SPECIAL]); |
| } |
| #else |
| if (prealloc_buf) { |
| MFREE(dhd->osh, prealloc_buf, LOG_DUMP_TOTAL_BUFSIZE); |
| } |
| if (dld_buf_special->buffer) { |
| MFREE(dhd->osh, dld_buf_special->buffer, |
| dld_buf_size[DLD_BUF_TYPE_SPECIAL]); |
| } |
| #endif /* CONFIG_DHD_USE_STATIC_BUF */ |
| for (i = 0; i < DLD_BUFFER_NUM; i++) { |
| dld_buf = &g_dld_buf[i]; |
| dld_buf->enable = 0; |
| dld_buf->buffer = NULL; |
| } |
| mutex_destroy(&dhd_info->logdump_lock); |
| } |
| |
| void |
| dhd_log_dump_deinit(dhd_pub_t *dhd) |
| { |
| struct dhd_log_dump_buf *dld_buf = NULL, *dld_buf_special = NULL; |
| int i = 0; |
| dhd_info_t *dhd_info = dhd->info; |
| dhd_dbg_ring_t *ring = NULL; |
| |
| BCM_REFERENCE(ring); |
| |
| if (dhd->concise_dbg_buf) { |
| MFREE(dhd->osh, dhd->concise_dbg_buf, CONCISE_DUMP_BUFLEN); |
| dhd->concise_dbg_buf = NULL; |
| } |
| |
| #ifdef EWP_ECNTRS_LOGGING |
| if (dhd->logdump_cookie) { |
| dhd_logdump_cookie_deinit(dhd); |
| MFREE(dhd->osh, dhd->logdump_cookie, LOG_DUMP_COOKIE_BUFSIZE); |
| dhd->logdump_cookie = NULL; |
| } |
| |
| if (dhd->ecntr_dbg_ring) { |
| ring = (dhd_dbg_ring_t *)dhd->ecntr_dbg_ring; |
| dhd_dbg_ring_deinit(dhd, ring); |
| ring->ring_buf = NULL; |
| ring->ring_size = 0; |
| MFREE(dhd->osh, dhd->ecntr_dbg_ring, sizeof(dhd_dbg_ring_t)); |
| dhd->ecntr_dbg_ring = NULL; |
| } |
| #endif /* EWP_ECNTRS_LOGGING */ |
| |
| #ifdef EWP_RTT_LOGGING |
| if (dhd->rtt_dbg_ring) { |
| ring = (dhd_dbg_ring_t *)dhd->rtt_dbg_ring; |
| dhd_dbg_ring_deinit(dhd, ring); |
| ring->ring_buf = NULL; |
| ring->ring_size = 0; |
| MFREE(dhd->osh, ring, sizeof(dhd_dbg_ring_t)); |
| dhd->rtt_dbg_ring = NULL; |
| } |
| #endif /* EWP_RTT_LOGGING */ |
| |
| /* 'general' buffer points to start of the pre-alloc'd memory */ |
| dld_buf = &g_dld_buf[DLD_BUF_TYPE_GENERAL]; |
| dld_buf_special = &g_dld_buf[DLD_BUF_TYPE_SPECIAL]; |
| #if defined(CONFIG_DHD_USE_STATIC_BUF) && defined(DHD_USE_STATIC_MEMDUMP) |
| if (dld_buf->buffer) { |
| DHD_OS_PREFREE(dhd, dld_buf->buffer, LOG_DUMP_TOTAL_BUFSIZE); |
| } |
| if (dld_buf_special->buffer) { |
| DHD_OS_PREFREE(dhd, dld_buf_special->buffer, |
| dld_buf_size[DLD_BUF_TYPE_SPECIAL]); |
| } |
| #else |
| if (dld_buf->buffer) { |
| MFREE(dhd->osh, dld_buf->buffer, LOG_DUMP_TOTAL_BUFSIZE); |
| } |
| if (dld_buf_special->buffer) { |
| MFREE(dhd->osh, dld_buf_special->buffer, |
| dld_buf_size[DLD_BUF_TYPE_SPECIAL]); |
| } |
| #endif /* CONFIG_DHD_USE_STATIC_BUF */ |
| for (i = 0; i < DLD_BUFFER_NUM; i++) { |
| dld_buf = &g_dld_buf[i]; |
| dld_buf->enable = 0; |
| dld_buf->buffer = NULL; |
| } |
| mutex_destroy(&dhd_info->logdump_lock); |
| } |
| |
| char* |
| dhd_dbg_get_system_timestamp(void) |
| { |
| static char timebuf[DEBUG_DUMP_TIME_BUF_LEN]; |
| struct timespec64 ts; |
| unsigned long long local_time; |
| struct rtc_time tm; |
| memset(timebuf, 0, DEBUG_DUMP_TIME_BUF_LEN); |
| GET_TIME_OF_DAY(&ts); |
| local_time = (u64)(ts.tv_sec - (sys_tz.tz_minuteswest * 60)); |
| rtc_time_to_tm(local_time, &tm); |
| scnprintf(timebuf, DEBUG_DUMP_TIME_BUF_LEN, |
| "%02d:%02d:%02d.%06lu", |
| tm.tm_hour, tm.tm_min, tm.tm_sec, ts.tv_nsec/NSEC_PER_USEC); |
| return timebuf; |
| } |
| |
| extern struct dhd_dbg_ring_buf g_ring_buf; |
| void |
| dhd_dbg_ring_write(int type, char *binary_data, |
| int binary_len, const char *fmt, ...) |
| { |
| int len = 0; |
| va_list args; |
| struct dhd_dbg_ring_buf *ring_buf = NULL; |
| char buf[DHD_LOG_DUMP_MAX_TEMP_BUFFER_SIZE] = {0, }; |
| char tmp_buf[DHD_LOG_DUMP_MAX_TEMP_BUFFER_SIZE] = {0, }; |
| |
| ring_buf = &g_ring_buf; |
| |
| va_start(args, fmt); |
| len = vsnprintf(buf, DHD_LOG_DUMP_MAX_TEMP_BUFFER_SIZE, fmt, args); |
| /* Non ANSI C99 compliant returns -1, |
| * ANSI compliant return len >= DHD_LOG_DUMP_MAX_TEMP_BUFFER_SIZE |
| */ |
| va_end(args); |
| if (len < 0) { |
| return; |
| } |
| |
| if (len >= DHD_LOG_DUMP_MAX_TEMP_BUFFER_SIZE) { |
| len = DHD_LOG_DUMP_MAX_TEMP_BUFFER_SIZE - 1; |
| tmp_buf[len] = '\0'; |
| } |
| |
| if (ring_buf->dhd_pub) { |
| dhd_pub_t *dhdp = (dhd_pub_t *)ring_buf->dhd_pub; |
| memset(tmp_buf, 0, DHD_LOG_DUMP_MAX_TEMP_BUFFER_SIZE); |
| if (type == DBG_RING_TYPE_DRIVER_LOG) { |
| if (DBG_RING_ACTIVE(dhdp, DRIVER_LOG_RING_ID)) { |
| snprintf(tmp_buf, DHD_LOG_DUMP_MAX_TEMP_BUFFER_SIZE, |
| "[%s][%s] %s", dhd_dbg_get_system_timestamp(), |
| dhd_log_dump_get_timestamp(), buf); |
| dhd_os_push_push_ring_data(dhdp , DRIVER_LOG_RING_ID, |
| tmp_buf, strlen(tmp_buf)); |
| return; |
| } |
| } |
| if (type == DBG_RING_TYPE_FW_VERBOSE){ |
| if (DBG_RING_ACTIVE(dhdp, FW_VERBOSE_RING_ID)) { |
| snprintf(tmp_buf, DHD_LOG_DUMP_MAX_TEMP_BUFFER_SIZE, |
| "[%s][%s] %s", dhd_dbg_get_system_timestamp(), |
| dhd_log_dump_get_timestamp(), buf); |
| dhd_os_push_push_ring_data(dhdp , FW_VERBOSE_RING_ID, |
| tmp_buf, strlen(tmp_buf)); |
| return; |
| } |
| } |
| if (type == DBG_RING_TYPE_ROAM_STATS){ |
| if (DBG_RING_ACTIVE(dhdp, ROAM_STATS_RING_ID)) { |
| snprintf(tmp_buf, DHD_LOG_DUMP_MAX_TEMP_BUFFER_SIZE, |
| "[%s][%s] %s", dhd_dbg_get_system_timestamp(), |
| dhd_log_dump_get_timestamp(), buf); |
| dhd_os_push_push_ring_data(dhdp , ROAM_STATS_RING_ID, |
| tmp_buf, strlen(tmp_buf)); |
| return; |
| } |
| } |
| } |
| return; |
| } |
| void |
| dhd_log_dump_write(int type, char *binary_data, |
| int binary_len, const char *fmt, ...) |
| { |
| int len = 0; |
| char tmp_buf[DHD_LOG_DUMP_MAX_TEMP_BUFFER_SIZE] = {0, }; |
| va_list args; |
| unsigned long flags = 0; |
| struct dhd_log_dump_buf *dld_buf = NULL; |
| bool flush_log = FALSE; |
| |
| if (type < 0 || type >= DLD_BUFFER_NUM) { |
| DHD_INFO(("%s: Unsupported DHD_LOG_DUMP_BUF_TYPE(%d).\n", |
| __FUNCTION__, type)); |
| return; |
| } |
| |
| dld_buf = &g_dld_buf[type]; |
| if (dld_buf->enable != 1) { |
| return; |
| } |
| |
| va_start(args, fmt); |
| len = vsnprintf(tmp_buf, DHD_LOG_DUMP_MAX_TEMP_BUFFER_SIZE, fmt, args); |
| /* Non ANSI C99 compliant returns -1, |
| * ANSI compliant return len >= DHD_LOG_DUMP_MAX_TEMP_BUFFER_SIZE |
| */ |
| va_end(args); |
| if (len < 0) { |
| return; |
| } |
| |
| if (len >= DHD_LOG_DUMP_MAX_TEMP_BUFFER_SIZE) { |
| len = DHD_LOG_DUMP_MAX_TEMP_BUFFER_SIZE - 1; |
| tmp_buf[len] = '\0'; |
| } |
| |
| /* make a critical section to eliminate race conditions */ |
| DHD_LOG_DUMP_BUF_LOCK(&dld_buf->lock, flags); |
| if (dld_buf->remain < len) { |
| dld_buf->wraparound = 1; |
| dld_buf->present = dld_buf->front; |
| dld_buf->remain = dld_buf_size[type]; |
| /* if wrap around happens, flush the ring buffer to the file */ |
| flush_log = TRUE; |
| } |
| |
| memcpy(dld_buf->present, tmp_buf, len); |
| dld_buf->remain -= len; |
| dld_buf->present += len; |
| DHD_LOG_DUMP_BUF_UNLOCK(&dld_buf->lock, flags); |
| |
| /* double check invalid memory operation */ |
| ASSERT((unsigned long)dld_buf->present <= dld_buf->max); |
| |
| if (dld_buf->dhd_pub) { |
| dhd_pub_t *dhdp = (dhd_pub_t *)dld_buf->dhd_pub; |
| dhdp->logdump_periodic_flush = |
| logdump_periodic_flush; |
| if (logdump_periodic_flush && flush_log) { |
| log_dump_type_t *flush_type = MALLOCZ(dhdp->osh, |
| sizeof(log_dump_type_t)); |
| if (flush_type) { |
| *flush_type = type; |
| dhd_schedule_log_dump(dld_buf->dhd_pub, flush_type); |
| } |
| } |
| } |
| } |
| |
| char* |
| dhd_log_dump_get_timestamp(void) |
| { |
| static char buf[32]; |
| u64 ts_nsec; |
| unsigned long rem_nsec; |
| |
| ts_nsec = local_clock(); |
| rem_nsec = DIV_AND_MOD_U64_BY_U32(ts_nsec, NSEC_PER_SEC); |
| snprintf(buf, sizeof(buf), "%5lu.%06lu", |
| (unsigned long)ts_nsec, rem_nsec / NSEC_PER_USEC); |
| |
| return buf; |
| } |
| #endif /* DHD_LOG_DUMP */ |
| |
| #ifdef DHD_PCIE_NATIVE_RUNTIMEPM |
| void |
| dhd_flush_rx_tx_wq(dhd_pub_t *dhdp) |
| { |
| dhd_info_t * dhd; |
| |
| if (dhdp) { |
| dhd = dhdp->info; |
| if (dhd) { |
| flush_workqueue(dhd->tx_wq); |
| flush_workqueue(dhd->rx_wq); |
| } |
| } |
| |
| return; |
| } |
| #endif /* DHD_PCIE_NATIVE_RUNTIMEPM */ |
| |
| #ifdef DHD_DEBUG_UART |
| bool |
| dhd_debug_uart_is_running(struct net_device *dev) |
| { |
| dhd_info_t *dhd = DHD_DEV_INFO(dev); |
| |
| if (dhd->duart_execute) { |
| return TRUE; |
| } |
| |
| return FALSE; |
| } |
| |
| static void |
| dhd_debug_uart_exec_rd(void *handle, void *event_info, u8 event) |
| { |
| dhd_pub_t *dhdp = handle; |
| dhd_debug_uart_exec(dhdp, "rd"); |
| } |
| |
| static void |
| dhd_debug_uart_exec(dhd_pub_t *dhdp, char *cmd) |
| { |
| int ret; |
| |
| char *argv[] = {DHD_DEBUG_UART_EXEC_PATH, cmd, NULL}; |
| char *envp[] = {"HOME=/", "TERM=linux", "PATH=/sbin:/system/bin", NULL}; |
| |
| #ifdef DHD_FW_COREDUMP |
| if (dhdp->memdump_enabled == DUMP_MEMFILE_BUGON) |
| #endif |
| { |
| if (dhdp->hang_reason == HANG_REASON_PCIE_LINK_DOWN_RC_DETECT || |
| dhdp->hang_reason == HANG_REASON_PCIE_LINK_DOWN_EP_DETECT || |
| #ifdef DHD_FW_COREDUMP |
| dhdp->memdump_success == FALSE || |
| #endif |
| FALSE) { |
| dhdp->info->duart_execute = TRUE; |
| DHD_ERROR(("DHD: %s - execute %s %s\n", |
| __FUNCTION__, DHD_DEBUG_UART_EXEC_PATH, cmd)); |
| ret = call_usermodehelper(argv[0], argv, envp, UMH_WAIT_PROC); |
| DHD_ERROR(("DHD: %s - %s %s ret = %d\n", |
| __FUNCTION__, DHD_DEBUG_UART_EXEC_PATH, cmd, ret)); |
| dhdp->info->duart_execute = FALSE; |
| |
| #ifdef DHD_LOG_DUMP |
| if (dhdp->memdump_type != DUMP_TYPE_BY_SYSDUMP) |
| #endif |
| { |
| BUG_ON(1); |
| } |
| } |
| } |
| } |
| #endif /* DHD_DEBUG_UART */ |
| |
| #if defined(DHD_BLOB_EXISTENCE_CHECK) |
| #ifdef DHD_LINUX_STD_FW_API |
| void |
| dhd_set_blob_support(dhd_pub_t *dhdp, char *fw_path) |
| { |
| char *filepath = DHD_CLM_NAME; |
| const struct firmware *fw = NULL; |
| int ret = 0; |
| |
| ret = dhd_os_get_img_fwreq(dhdp, &fw, filepath); |
| if (ret < 0) { |
| DHD_ERROR(("%s: ----- blob file doesn't exist (%s) -----\n", __FUNCTION__, |
| filepath)); |
| dhdp->is_blob = FALSE; |
| } else { |
| DHD_ERROR(("%s: ----- blob file exists (%s) -----\n", __FUNCTION__, filepath)); |
| dhdp->is_blob = TRUE; |
| #if defined(CONCATE_BLOB) |
| strncat(fw_path, "_blob", strlen("_blob")); |
| #else |
| BCM_REFERENCE(fw_path); |
| #endif /* SKIP_CONCATE_BLOB */ |
| dhd_os_close_img_fwreq(fw); |
| } |
| } |
| #else |
| void |
| dhd_set_blob_support(dhd_pub_t *dhdp, char *fw_path) |
| { |
| struct file *fp; |
| char *filepath = VENDOR_PATH CONFIG_BCMDHD_CLM_PATH; |
| |
| #ifdef AUTO_CHIP_DETECTION |
| if (dhd_bus_chip_id(dhdp) == BCM4375_CHIP_ID) { |
| if (dhd_bus_chiprev_id(dhdp) == 1) { |
| filepath = VENDOR_PATH CONFIG_BCMDHD_4375b0_CLM_PATH; |
| } else if (dhd_bus_chiprev_id(dhdp) == 5) { |
| filepath = VENDOR_PATH CONFIG_BCMDHD_4375b1_CLM_PATH; |
| } |
| } else if (dhd_bus_chip_id(dhdp) == BCM4387_CHIP_ID) { |
| filepath = VENDOR_PATH CONFIG_BCMDHD_4385_CLM_PATH; |
| } else if (dhd_bus_chip_id(dhdp) == BCM4389_CHIP_ID) { |
| filepath = VENDOR_PATH CONFIG_BCMDHD_4389_CLM_PATH; |
| } |
| #endif /* AUTO_CHIP_DETECTION */ |
| |
| fp = dhd_filp_open(filepath, O_RDONLY, 0); |
| if (IS_ERR(fp) || (fp == NULL)) { |
| DHD_ERROR(("%s: ----- blob file doesn't exist (%s) -----\n", __FUNCTION__, |
| filepath)); |
| dhdp->is_blob = FALSE; |
| } else { |
| DHD_INFO(("%s: ----- blob file exists (%s) -----\n", __FUNCTION__, filepath)); |
| dhdp->is_blob = TRUE; |
| #if defined(CONCATE_BLOB) |
| strncat(fw_path, "_blob", strlen("_blob")); |
| #else |
| BCM_REFERENCE(fw_path); |
| #endif /* SKIP_CONCATE_BLOB */ |
| dhd_filp_close(fp, NULL); |
| } |
| } |
| #endif /* DHD_LINUX_STD_FW_API */ |
| #endif /* DHD_BLOB_EXISTENCE_CHECK */ |
| |
| #if defined(PCIE_FULL_DONGLE) |
| /** test / loopback */ |
| void |
| dmaxfer_free_dmaaddr_handler(void *handle, void *event_info, u8 event) |
| { |
| dmaxref_mem_map_t *dmmap = (dmaxref_mem_map_t *)event_info; |
| dhd_info_t *dhd_info = (dhd_info_t *)handle; |
| |
| if (event != DHD_WQ_WORK_DMA_LB_MEM_REL) { |
| DHD_ERROR(("%s: unexpected event \n", __FUNCTION__)); |
| return; |
| } |
| if (dhd_info == NULL) { |
| DHD_ERROR(("%s: invalid dhd_info\n", __FUNCTION__)); |
| return; |
| } |
| if (dmmap == NULL) { |
| DHD_ERROR(("%s: dmmap is null\n", __FUNCTION__)); |
| return; |
| } |
| dmaxfer_free_prev_dmaaddr(&dhd_info->pub, dmmap); |
| } |
| |
| void |
| dhd_schedule_dmaxfer_free(dhd_pub_t *dhdp, dmaxref_mem_map_t *dmmap) |
| { |
| dhd_info_t *dhd_info = dhdp->info; |
| |
| dhd_deferred_schedule_work(dhd_info->dhd_deferred_wq, (void *)dmmap, |
| DHD_WQ_WORK_DMA_LB_MEM_REL, dmaxfer_free_dmaaddr_handler, DHD_WQ_WORK_PRIORITY_LOW); |
| } |
| #endif /* PCIE_FULL_DONGLE */ |
| /* ---------------------------- End of sysfs implementation ------------------------------------- */ |
| #ifdef SET_PCIE_IRQ_CPU_CORE |
| void |
| dhd_set_irq_cpucore(dhd_pub_t *dhdp, int affinity_cmd) |
| { |
| unsigned int pcie_irq = 0; |
| |
| if (!dhdp) { |
| DHD_ERROR(("%s : dhd is NULL\n", __FUNCTION__)); |
| return; |
| } |
| |
| if (!dhdp->bus) { |
| DHD_ERROR(("%s : dhd->bus is NULL\n", __FUNCTION__)); |
| return; |
| } |
| |
| DHD_ERROR(("Enter %s, PCIe affinity cmd=0x%x\n", __FUNCTION__, affinity_cmd)); |
| |
| if (dhdpcie_get_pcieirq(dhdp->bus, &pcie_irq)) { |
| DHD_ERROR(("%s : Can't get interrupt number\n", __FUNCTION__)); |
| return; |
| } |
| |
| /* |
| irq_set_affinity() assign dedicated CPU core PCIe interrupt |
| If dedicated CPU core is not on-line, |
| PCIe interrupt scheduled on CPU core 0 |
| */ |
| switch (affinity_cmd) { |
| case PCIE_IRQ_AFFINITY_OFF: |
| break; |
| case PCIE_IRQ_AFFINITY_BIG_CORE_ANY: |
| #if defined(CONFIG_ARCH_SM8150) || defined(CONFIG_ARCH_KONA) |
| irq_set_affinity_hint(pcie_irq, dhdp->info->cpumask_primary); |
| irq_set_affinity(pcie_irq, dhdp->info->cpumask_primary); |
| #else /* Exynos and Others */ |
| irq_set_affinity(pcie_irq, dhdp->info->cpumask_primary); |
| #endif /* CONFIG_ARCH_SM8150 || CONFIG_ARCH_KONA */ |
| irq_set_affinity(pcie_irq, dhdp->info->cpumask_primary); |
| break; |
| #if defined(CONFIG_SOC_EXYNOS9810) || defined(CONFIG_SOC_EXYNOS9820) || \ |
| defined(CONFIG_SOC_EXYNOS9830) |
| case PCIE_IRQ_AFFINITY_BIG_CORE_EXYNOS: |
| DHD_ERROR(("%s, PCIe IRQ:%u set Core %d\n", |
| __FUNCTION__, pcie_irq, PCIE_IRQ_CPU_CORE)); |
| irq_set_affinity(pcie_irq, cpumask_of(PCIE_IRQ_CPU_CORE)); |
| break; |
| #endif /* CONFIG_SOC_EXYNOS9810 || CONFIG_SOC_EXYNOS9820 || |
| * CONFIG_SOC_EXYNOS9830 |
| */ |
| default: |
| DHD_ERROR(("%s, Unknown PCIe affinity cmd=0x%x\n", |
| __FUNCTION__, affinity_cmd)); |
| } |
| } |
| #endif /* SET_PCIE_IRQ_CPU_CORE */ |
| |
| int |
| dhd_write_file(const char *filepath, char *buf, int buf_len) |
| { |
| struct file *fp = NULL; |
| mm_segment_t old_fs; |
| int ret = 0; |
| |
| /* change to KERNEL_DS address limit */ |
| old_fs = get_fs(); |
| set_fs(KERNEL_DS); |
| |
| /* File is always created. */ |
| fp = dhd_filp_open(filepath, O_RDWR | O_CREAT, 0664); |
| if (IS_ERR(fp) || (fp == NULL)) { |
| DHD_ERROR(("%s: Couldn't open file '%s' err %ld\n", |
| __FUNCTION__, filepath, PTR_ERR(fp))); |
| ret = BCME_ERROR; |
| } else { |
| if (fp->f_mode & FMODE_WRITE) { |
| ret = dhd_vfs_write(fp, buf, buf_len, &fp->f_pos); |
| if (ret < 0) { |
| DHD_ERROR(("%s: Couldn't write file '%s'\n", |
| __FUNCTION__, filepath)); |
| ret = BCME_ERROR; |
| } else { |
| ret = BCME_OK; |
| } |
| } |
| dhd_filp_close(fp, NULL); |
| } |
| |
| /* restore previous address limit */ |
| set_fs(old_fs); |
| |
| return ret; |
| } |
| |
| int |
| dhd_read_file(const char *filepath, char *buf, int buf_len) |
| { |
| struct file *fp = NULL; |
| mm_segment_t old_fs; |
| int ret; |
| |
| /* change to KERNEL_DS address limit */ |
| old_fs = get_fs(); |
| set_fs(KERNEL_DS); |
| |
| fp = dhd_filp_open(filepath, O_RDONLY, 0); |
| if (IS_ERR(fp) || (fp == NULL)) { |
| set_fs(old_fs); |
| DHD_ERROR(("%s: File %s doesn't exist\n", __FUNCTION__, filepath)); |
| return BCME_ERROR; |
| } |
| |
| ret = dhd_kernel_read_compat(fp, 0, buf, buf_len); |
| dhd_filp_close(fp, NULL); |
| |
| /* restore previous address limit */ |
| set_fs(old_fs); |
| |
| /* Return the number of bytes read */ |
| if (ret > 0) { |
| /* Success to read */ |
| ret = 0; |
| } else { |
| DHD_ERROR(("%s: Couldn't read the file %s, ret=%d\n", |
| __FUNCTION__, filepath, ret)); |
| ret = BCME_ERROR; |
| } |
| |
| return ret; |
| } |
| |
| int |
| dhd_write_file_and_check(const char *filepath, char *buf, int buf_len) |
| { |
| int ret; |
| |
| ret = dhd_write_file(filepath, buf, buf_len); |
| if (ret < 0) { |
| return ret; |
| } |
| |
| /* Read the file again and check if the file size is not zero */ |
| memset(buf, 0, buf_len); |
| ret = dhd_read_file(filepath, buf, buf_len); |
| |
| return ret; |
| } |
| |
| #ifdef FILTER_IE |
| int dhd_read_from_file(dhd_pub_t *dhd) |
| { |
| int ret = 0; |
| #ifdef DHD_LINUX_STD_FW_API |
| const struct firmware *fw = NULL; |
| char *filepath = FILTER_IE_PATH; |
| int filelen = 0; |
| #else |
| int nread = 0; |
| void *fd; |
| #endif /* DHD_LINUX_STD_FW_API */ |
| uint8 *buf; |
| NULL_CHECK(dhd, "dhd is NULL", ret); |
| |
| buf = MALLOCZ(dhd->osh, FILE_BLOCK_READ_SIZE); |
| if (!buf) { |
| DHD_ERROR(("error: failed to alllocate buf.\n")); |
| return BCME_NOMEM; |
| } |
| |
| /* open file to read */ |
| #ifdef DHD_LINUX_STD_FW_API |
| ret = dhd_os_get_img_fwreq(dhd, &fw, filepath); |
| if (ret < 0) { |
| DHD_ERROR(("dhd_os_get_img_fwreq(%s) error : %d\n", |
| filepath, ret)); |
| goto exit; |
| } |
| |
| filelen = fw->size; |
| if (filelen == 0) { |
| DHD_ERROR(("error: zero length file.failed to read\n")); |
| ret = BCME_ERROR; |
| goto exit; |
| } |
| |
| ret = memcpy_s(buf, FILE_BLOCK_READ_SIZE, fw->data, fw->size); |
| if (ret < 0) { |
| DHD_ERROR((" memcpy_s() error : %d\n", ret)); |
| goto exit; |
| } |
| |
| ret = dhd_parse_filter_ie(dhd, buf); |
| if (ret < 0) { |
| DHD_ERROR(("error: failed to parse filter ie\n")); |
| } |
| #else |
| fd = dhd_os_open_image1(dhd, FILTER_IE_PATH); |
| if (!fd) { |
| DHD_ERROR(("No filter file(not an error), filter path%s\n", FILTER_IE_PATH)); |
| ret = BCME_EPERM; |
| goto exit; |
| } |
| nread = dhd_os_get_image_block(buf, (FILE_BLOCK_READ_SIZE - 1), fd); |
| if (nread > 0) { |
| buf[nread] = '\0'; |
| if ((ret = dhd_parse_filter_ie(dhd, buf)) < 0) { |
| DHD_ERROR(("error: failed to parse filter ie\n")); |
| } |
| } else { |
| DHD_ERROR(("error: zero length file.failed to read\n")); |
| ret = BCME_ERROR; |
| } |
| #endif /* DHD_LINUX_STD_FW_API */ |
| exit: |
| #ifdef DHD_LINUX_STD_FW_API |
| if (fw) { |
| dhd_os_close_img_fwreq(fw); |
| } |
| #else |
| dhd_os_close_image1(dhd, fd); |
| #endif /* DHD_LINUX_STD_FW_API */ |
| if (buf) { |
| MFREE(dhd->osh, buf, FILE_BLOCK_READ_SIZE); |
| } |
| return ret; |
| } |
| |
| int dhd_get_filter_ie_count(dhd_pub_t *dhdp, uint8* buf) |
| { |
| uint8* pstr = buf; |
| int element_count = 0; |
| |
| if (buf == NULL) { |
| return BCME_ERROR; |
| } |
| |
| while (*pstr != '\0') { |
| if (*pstr == '\n') { |
| element_count++; |
| } |
| pstr++; |
| } |
| /* |
| * New line character must not be present after last line. |
| * To count last line |
| */ |
| element_count++; |
| |
| return element_count; |
| } |
| |
| int dhd_parse_oui(dhd_pub_t *dhd, uint8 *inbuf, uint8 *oui, int len) |
| { |
| uint8 i, j, msb, lsb, oui_len = 0; |
| /* |
| * OUI can vary from 3 bytes to 5 bytes. |
| * While reading from file as ascii input it can |
| * take maximum size of 14 bytes and minumum size of |
| * 8 bytes including ":" |
| * Example 5byte OUI <AB:DE:BE:CD:FA> |
| * Example 3byte OUI <AB:DC:EF> |
| */ |
| |
| if ((inbuf == NULL) || (len < 8) || (len > 14)) { |
| DHD_ERROR(("error: failed to parse OUI \n")); |
| return BCME_ERROR; |
| } |
| |
| for (j = 0, i = 0; i < len; i += 3, ++j) { |
| if (!bcm_isxdigit(inbuf[i]) || !bcm_isxdigit(inbuf[i + 1])) { |
| DHD_ERROR(("error: invalid OUI format \n")); |
| return BCME_ERROR; |
| } |
| msb = inbuf[i] > '9' ? bcm_toupper(inbuf[i]) - 'A' + 10 : inbuf[i] - '0'; |
| lsb = inbuf[i + 1] > '9' ? bcm_toupper(inbuf[i + 1]) - |
| 'A' + 10 : inbuf[i + 1] - '0'; |
| oui[j] = (msb << 4) | lsb; |
| } |
| /* Size of oui.It can vary from 3/4/5 */ |
| oui_len = j; |
| |
| return oui_len; |
| } |
| |
| int dhd_check_valid_ie(dhd_pub_t *dhdp, uint8* buf, int len) |
| { |
| int i = 0; |
| |
| while (i < len) { |
| if (!bcm_isdigit(buf[i])) { |
| DHD_ERROR(("error: non digit value found in filter_ie \n")); |
| return BCME_ERROR; |
| } |
| i++; |
| } |
| if (bcm_atoi((char*)buf) > 255) { |
| DHD_ERROR(("error: element id cannot be greater than 255 \n")); |
| return BCME_ERROR; |
| } |
| |
| return BCME_OK; |
| } |
| |
| int dhd_parse_filter_ie(dhd_pub_t *dhd, uint8 *buf) |
| { |
| int element_count = 0, i = 0, oui_size = 0, ret = 0; |
| uint16 bufsize, buf_space_left, id = 0, len = 0; |
| uint16 filter_iovsize, all_tlvsize; |
| wl_filter_ie_tlv_t *p_ie_tlv = NULL; |
| wl_filter_ie_iov_v1_t *p_filter_iov = (wl_filter_ie_iov_v1_t *) NULL; |
| char *token = NULL, *ele_token = NULL, *oui_token = NULL, *type = NULL; |
| uint8 data[20]; |
| |
| element_count = dhd_get_filter_ie_count(dhd, buf); |
| DHD_INFO(("total element count %d \n", element_count)); |
| /* Calculate the whole buffer size */ |
| filter_iovsize = sizeof(wl_filter_ie_iov_v1_t) + FILTER_IE_BUFSZ; |
| p_filter_iov = MALLOCZ(dhd->osh, filter_iovsize); |
| |
| if (p_filter_iov == NULL) { |
| DHD_ERROR(("error: failed to allocate %d bytes of memory\n", filter_iovsize)); |
| return BCME_ERROR; |
| } |
| |
| /* setup filter iovar header */ |
| p_filter_iov->version = WL_FILTER_IE_VERSION; |
| p_filter_iov->len = filter_iovsize; |
| p_filter_iov->fixed_length = p_filter_iov->len - FILTER_IE_BUFSZ; |
| p_filter_iov->pktflag = FC_PROBE_REQ; |
| p_filter_iov->option = WL_FILTER_IE_CHECK_SUB_OPTION; |
| /* setup TLVs */ |
| bufsize = filter_iovsize - WL_FILTER_IE_IOV_HDR_SIZE; /* adjust available size for TLVs */ |
| p_ie_tlv = (wl_filter_ie_tlv_t *)&p_filter_iov->tlvs[0]; |
| buf_space_left = bufsize; |
| |
| while ((i < element_count) && (buf != NULL)) { |
| len = 0; |
| /* token contains one line of input data */ |
| token = bcmstrtok((char**)&buf, "\n", NULL); |
| if (token == NULL) { |
| break; |
| } |
| if ((ele_token = bcmstrstr(token, ",")) == NULL) { |
| /* only element id is present */ |
| if (dhd_check_valid_ie(dhd, token, strlen(token)) == BCME_ERROR) { |
| DHD_ERROR(("error: Invalid element id \n")); |
| ret = BCME_ERROR; |
| goto exit; |
| } |
| id = bcm_atoi((char*)token); |
| data[len++] = WL_FILTER_IE_SET; |
| } else { |
| /* oui is present */ |
| ele_token = bcmstrtok(&token, ",", NULL); |
| if ((ele_token == NULL) || (dhd_check_valid_ie(dhd, ele_token, |
| strlen(ele_token)) == BCME_ERROR)) { |
| DHD_ERROR(("error: Invalid element id \n")); |
| ret = BCME_ERROR; |
| goto exit; |
| } |
| id = bcm_atoi((char*)ele_token); |
| data[len++] = WL_FILTER_IE_SET; |
| if ((oui_token = bcmstrstr(token, ",")) == NULL) { |
| oui_size = dhd_parse_oui(dhd, token, &(data[len]), strlen(token)); |
| if (oui_size == BCME_ERROR) { |
| DHD_ERROR(("error: Invalid OUI \n")); |
| ret = BCME_ERROR; |
| goto exit; |
| } |
| len += oui_size; |
| } else { |
| /* type is present */ |
| oui_token = bcmstrtok(&token, ",", NULL); |
| if ((oui_token == NULL) || ((oui_size = |
| dhd_parse_oui(dhd, oui_token, |
| &(data[len]), strlen(oui_token))) == BCME_ERROR)) { |
| DHD_ERROR(("error: Invalid OUI \n")); |
| ret = BCME_ERROR; |
| goto exit; |
| } |
| len += oui_size; |
| if ((type = bcmstrstr(token, ",")) == NULL) { |
| if (dhd_check_valid_ie(dhd, token, |
| strlen(token)) == BCME_ERROR) { |
| DHD_ERROR(("error: Invalid type \n")); |
| ret = BCME_ERROR; |
| goto exit; |
| } |
| data[len++] = bcm_atoi((char*)token); |
| } else { |
| /* subtype is present */ |
| type = bcmstrtok(&token, ",", NULL); |
| if ((type == NULL) || (dhd_check_valid_ie(dhd, type, |
| strlen(type)) == BCME_ERROR)) { |
| DHD_ERROR(("error: Invalid type \n")); |
| ret = BCME_ERROR; |
| goto exit; |
| } |
| data[len++] = bcm_atoi((char*)type); |
| /* subtype is last element */ |
| if ((token == NULL) || (*token == '\0') || |
| (dhd_check_valid_ie(dhd, token, |
| strlen(token)) == BCME_ERROR)) { |
| DHD_ERROR(("error: Invalid subtype \n")); |
| ret = BCME_ERROR; |
| goto exit; |
| } |
| data[len++] = bcm_atoi((char*)token); |
| } |
| } |
| } |
| ret = bcm_pack_xtlv_entry((uint8 **)&p_ie_tlv, |
| &buf_space_left, id, len, data, BCM_XTLV_OPTION_ALIGN32); |
| if (ret != BCME_OK) { |
| DHD_ERROR(("%s : bcm_pack_xtlv_entry() failed ," |
| "status=%d\n", __FUNCTION__, ret)); |
| goto exit; |
| } |
| i++; |
| } |
| if (i == 0) { |
| /* file is empty or first line is blank */ |
| DHD_ERROR(("error: filter_ie file is empty or first line is blank \n")); |
| ret = BCME_ERROR; |
| goto exit; |
| } |
| /* update the iov header, set len to include all TLVs + header */ |
| all_tlvsize = (bufsize - buf_space_left); |
| p_filter_iov->len = htol16(all_tlvsize + WL_FILTER_IE_IOV_HDR_SIZE); |
| ret = dhd_iovar(dhd, 0, "filter_ie", (void *)p_filter_iov, |
| p_filter_iov->len, NULL, 0, TRUE); |
| if (ret != BCME_OK) { |
| DHD_ERROR(("error: IOVAR failed, status=%d\n", ret)); |
| } |
| exit: |
| /* clean up */ |
| if (p_filter_iov) { |
| MFREE(dhd->osh, p_filter_iov, filter_iovsize); |
| } |
| return ret; |
| } |
| #endif /* FILTER_IE */ |
| #ifdef DHD_WAKE_STATUS |
| wake_counts_t* |
| dhd_get_wakecount(dhd_pub_t *dhdp) |
| { |
| return dhd_bus_get_wakecount(dhdp); |
| } |
| #endif /* DHD_WAKE_STATUS */ |
| |
| int |
| dhd_get_random_bytes(uint8 *buf, uint len) |
| { |
| #ifdef BCMPCIE |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 19, 0)) |
| int rndlen = get_random_bytes_arch(buf, len); |
| if (rndlen != len) { |
| bzero(buf, len); |
| get_random_bytes(buf, len); |
| } |
| #else |
| get_random_bytes_arch(buf, len); |
| #endif |
| #endif /* BCMPCIE */ |
| return BCME_OK; |
| } |
| |
| #if defined(DHD_HANG_SEND_UP_TEST) |
| void |
| dhd_make_hang_with_reason(struct net_device *dev, const char *string_num) |
| { |
| dhd_info_t *dhd = NULL; |
| dhd_pub_t *dhdp = NULL; |
| uint reason = HANG_REASON_MAX; |
| uint32 fw_test_code = 0; |
| dhd = DHD_DEV_INFO(dev); |
| |
| if (dhd) { |
| dhdp = &dhd->pub; |
| } |
| |
| if (!dhd || !dhdp) { |
| return; |
| } |
| |
| reason = (uint) bcm_strtoul(string_num, NULL, 0); |
| DHD_ERROR(("Enter %s, reason=0x%x\n", __FUNCTION__, reason)); |
| |
| if (reason == 0) { |
| if (dhdp->req_hang_type) { |
| DHD_ERROR(("%s, Clear HANG test request 0x%x\n", |
| __FUNCTION__, dhdp->req_hang_type)); |
| dhdp->req_hang_type = 0; |
| return; |
| } else { |
| DHD_ERROR(("%s, No requested HANG test\n", __FUNCTION__)); |
| return; |
| } |
| } else if ((reason <= HANG_REASON_MASK) || (reason >= HANG_REASON_MAX)) { |
| DHD_ERROR(("Invalid HANG request, reason 0x%x\n", reason)); |
| return; |
| } |
| |
| if (dhdp->req_hang_type != 0) { |
| DHD_ERROR(("Already HANG requested for test\n")); |
| return; |
| } |
| |
| switch (reason) { |
| case HANG_REASON_IOCTL_RESP_TIMEOUT: |
| DHD_ERROR(("Make HANG!!!: IOCTL response timeout(0x%x)\n", reason)); |
| dhdp->req_hang_type = reason; |
| fw_test_code = 102; /* resumed on timeour */ |
| (void) dhd_wl_ioctl_set_intiovar(dhdp, "bus:disconnect", fw_test_code, |
| WLC_SET_VAR, TRUE, 0); |
| break; |
| case HANG_REASON_DONGLE_TRAP: |
| DHD_ERROR(("Make HANG!!!: Dongle trap (0x%x)\n", reason)); |
| dhdp->req_hang_type = reason; |
| fw_test_code = 99; /* dongle trap */ |
| (void) dhd_wl_ioctl_set_intiovar(dhdp, "bus:disconnect", fw_test_code, |
| WLC_SET_VAR, TRUE, 0); |
| break; |
| case HANG_REASON_D3_ACK_TIMEOUT: |
| DHD_ERROR(("Make HANG!!!: D3 ACK timeout (0x%x)\n", reason)); |
| dhdp->req_hang_type = reason; |
| break; |
| case HANG_REASON_BUS_DOWN: |
| DHD_ERROR(("Make HANG!!!: BUS down(0x%x)\n", reason)); |
| dhdp->req_hang_type = reason; |
| break; |
| case HANG_REASON_PCIE_LINK_DOWN_RC_DETECT: |
| case HANG_REASON_PCIE_LINK_DOWN_EP_DETECT: |
| case HANG_REASON_MSGBUF_LIVELOCK: |
| dhdp->req_hang_type = 0; |
| DHD_ERROR(("Does not support requested HANG(0x%x)\n", reason)); |
| break; |
| case HANG_REASON_IFACE_DEL_FAILURE: |
| dhdp->req_hang_type = 0; |
| DHD_ERROR(("Does not support requested HANG(0x%x)\n", reason)); |
| break; |
| case HANG_REASON_HT_AVAIL_ERROR: |
| dhdp->req_hang_type = 0; |
| DHD_ERROR(("PCIe does not support requested HANG(0x%x)\n", reason)); |
| break; |
| case HANG_REASON_PCIE_RC_LINK_UP_FAIL: |
| DHD_ERROR(("Make HANG!!!:Link Up(0x%x)\n", reason)); |
| dhdp->req_hang_type = reason; |
| break; |
| default: |
| dhdp->req_hang_type = 0; |
| DHD_ERROR(("Unknown HANG request (0x%x)\n", reason)); |
| break; |
| } |
| } |
| #endif /* DHD_HANG_SEND_UP_TEST */ |
| |
| #ifdef DHD_TX_PROFILE |
| static int |
| process_layer2_headers(uint8 **p, int *plen, uint16 *type) |
| { |
| int err = BCME_OK; |
| |
| if (*type < ETHER_TYPE_MIN) { |
| struct dot3_mac_llc_snap_header *sh = (struct dot3_mac_llc_snap_header *)*p; |
| |
| if (bcmp(&sh->dsap, llc_snap_hdr, SNAP_HDR_LEN) == 0) { |
| *type = ntoh16(sh->type); |
| if (*type == ETHER_TYPE_8021Q) { |
| *p += sizeof(struct dot3_mac_llc_snap_header); |
| if ((*plen -= sizeof(struct dot3_mac_llc_snap_header)) <= 0) { |
| err = BCME_ERROR; |
| } |
| } |
| else { |
| struct dot3_mac_llc_snapvlan_header *svh = (struct |
| dot3_mac_llc_snapvlan_header *)*p; |
| |
| *type = ntoh16(svh->ether_type); |
| *p += sizeof(struct dot3_mac_llc_snapvlan_header); |
| if ((*plen -= sizeof(struct dot3_mac_llc_snapvlan_header)) <= 0) { |
| err = BCME_ERROR; |
| } |
| } |
| } |
| else { |
| err = BCME_ERROR; |
| } |
| } |
| else { |
| if (*type == ETHER_TYPE_8021Q) { |
| struct ethervlan_header *evh = (struct ethervlan_header *)*p; |
| |
| *type = ntoh16(evh->ether_type); |
| *p += ETHERVLAN_HDR_LEN; |
| if ((*plen -= ETHERVLAN_HDR_LEN) <= 0) { |
| err = BCME_ERROR; |
| } |
| } |
| else { |
| *p += ETHER_HDR_LEN; |
| if ((*plen -= ETHER_HDR_LEN) <= 0) { |
| err = BCME_ERROR; |
| } |
| } |
| } |
| |
| return err; |
| } |
| |
| static int |
| process_layer3_headers(uint8 **p, int plen, uint16 *type) |
| { |
| int err = BCME_OK; |
| |
| if (*type == ETHER_TYPE_IP) { |
| struct ipv4_hdr *iph = (struct ipv4_hdr *)*p; |
| uint16 len = IPV4_HLEN(iph); |
| if ((plen -= len) <= 0) { |
| err = BCME_ERROR; |
| } else if (IP_VER(iph) == IP_VER_4 && len >= IPV4_MIN_HEADER_LEN) { |
| *type = IPV4_PROT(iph); |
| *p += len; |
| } else { |
| err = BCME_ERROR; |
| } |
| } else if (*type == ETHER_TYPE_IPV6) { |
| struct ipv6_hdr *ip6h = (struct ipv6_hdr *)*p; |
| if ((plen -= IPV6_MIN_HLEN) <= 0) { |
| err = BCME_ERROR; |
| } else if (IP_VER(ip6h) == IP_VER_6) { |
| *type = IPV6_PROT(ip6h); |
| *p += IPV6_MIN_HLEN; |
| if (IPV6_EXTHDR(*type)) { |
| uint8 proto_6 = 0; |
| int32 exth_len = ipv6_exthdr_len(*p, &proto_6); |
| if (exth_len < 0 || ((plen -= exth_len) <= 0)) { |
| err = BCME_ERROR; |
| } else { |
| *type = proto_6; |
| *p += exth_len; |
| } |
| } |
| } else { |
| err = BCME_ERROR; |
| } |
| } |
| |
| return err; |
| } |
| |
| bool |
| dhd_protocol_matches_profile(uint8 *p, int plen, const dhd_tx_profile_protocol_t |
| *proto) |
| { |
| struct ether_header *eh = (struct ether_header *)p; |
| bool result = FALSE; |
| uint16 type; |
| |
| ASSERT(proto != NULL); |
| ASSERT(p != NULL); |
| |
| if (plen <= 0) { |
| result = FALSE; |
| } else { |
| type = ntoh16(eh->ether_type); |
| |
| if (proto->layer == DHD_TX_PROFILE_DATA_LINK_LAYER && |
| proto->protocol_number == type) { |
| result = TRUE; |
| } else if (process_layer2_headers(&p, &plen, &type) != BCME_OK) { |
| result = FALSE; |
| } else if (proto->layer == DHD_TX_PROFILE_DATA_LINK_LAYER) { |
| result = proto->protocol_number == type; |
| } else if (proto->layer != DHD_TX_PROFILE_NETWORK_LAYER) { |
| result = FALSE; |
| } else if (process_layer3_headers(&p, plen, &type) != BCME_OK) { |
| result = FALSE; |
| } else if (proto->protocol_number == type) { |
| /* L4, only check TCP/UDP case */ |
| if ((type == IP_PROT_TCP) || (type == IP_PROT_UDP)) { |
| /* src/dst port are the first two uint16 fields in both tcp/udp |
| * hdr |
| */ |
| struct bcmudp_hdr *hdr = (struct bcmudp_hdr *)p; |
| |
| /* note that a src_port or dest_port of zero counts as a match |
| */ |
| result = ((proto->src_port == 0) || (proto->src_port == |
| ntoh16(hdr->src_port))) && ((proto->dest_port == 0) || |
| (proto->dest_port == ntoh16(hdr->dst_port))); |
| } else { |
| /* at this point we know we are dealing with layer 3, and we |
| * know we are not dealing with TCP or UDP; this is considered a |
| * match |
| */ |
| result = TRUE; |
| } |
| } |
| } |
| |
| return result; |
| } |
| #endif /* defined(DHD_TX_PROFILE) */ |
| |
| #define KIRQ_PRINT_BUF_LEN 256 |
| |
| void |
| dhd_print_kirqstats(dhd_pub_t *dhd, unsigned int irq_num) |
| { |
| unsigned long flags = 0; |
| struct irq_desc *desc; |
| int i; /* cpu iterator */ |
| struct bcmstrbuf strbuf; |
| char tmp_buf[KIRQ_PRINT_BUF_LEN]; |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 28)) |
| desc = irq_to_desc(irq_num); |
| if (!desc) { |
| DHD_ERROR(("%s : irqdesc is not found \n", __FUNCTION__)); |
| return; |
| } |
| bcm_binit(&strbuf, tmp_buf, KIRQ_PRINT_BUF_LEN); |
| raw_spin_lock_irqsave(&desc->lock, flags); |
| bcm_bprintf(&strbuf, "dhd irq %u:", irq_num); |
| for_each_online_cpu(i) |
| bcm_bprintf(&strbuf, "%10u ", |
| desc->kstat_irqs ? *per_cpu_ptr(desc->kstat_irqs, i) : 0); |
| if (desc->irq_data.chip) { |
| if (desc->irq_data.chip->name) |
| bcm_bprintf(&strbuf, " %8s", desc->irq_data.chip->name); |
| else |
| bcm_bprintf(&strbuf, " %8s", "-"); |
| } else { |
| bcm_bprintf(&strbuf, " %8s", "None"); |
| } |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 1, 0)) |
| if (desc->irq_data.domain) |
| bcm_bprintf(&strbuf, " %d", (int)desc->irq_data.hwirq); |
| #ifdef CONFIG_GENERIC_IRQ_SHOW_LEVEL |
| bcm_bprintf(&strbuf, " %-8s", irqd_is_level_type(&desc->irq_data) ? "Level" : "Edge"); |
| #endif |
| #endif /* LINUX VERSION > 3.1.0 */ |
| |
| if (desc->name) |
| bcm_bprintf(&strbuf, "-%-8s", desc->name); |
| |
| DHD_ERROR(("%s\n", strbuf.origbuf)); |
| raw_spin_unlock_irqrestore(&desc->lock, flags); |
| #endif /* LINUX VERSION > 2.6.28 */ |
| } |
| |
| void |
| dhd_show_kirqstats(dhd_pub_t *dhd) |
| { |
| unsigned int irq = -1; |
| #ifdef BCMPCIE |
| dhdpcie_get_pcieirq(dhd->bus, &irq); |
| #endif /* BCMPCIE */ |
| #ifdef BCMSDIO |
| irq = ((wifi_adapter_info_t *)dhd->info->adapter)->irq_num; |
| #endif /* BCMSDIO */ |
| if (irq != -1) { |
| #ifdef BCMPCIE |
| DHD_ERROR(("DUMP data kernel irq stats : \n")); |
| #endif /* BCMPCIE */ |
| #ifdef BCMSDIO |
| DHD_ERROR(("DUMP data/host wakeup kernel irq stats : \n")); |
| #endif /* BCMSDIO */ |
| dhd_print_kirqstats(dhd, irq); |
| } |
| #ifdef BCMPCIE_OOB_HOST_WAKE |
| irq = dhd_bus_get_oob_irq_num(dhd); |
| if (irq) { |
| DHD_ERROR(("DUMP PCIE host wakeup kernel irq stats : \n")); |
| dhd_print_kirqstats(dhd, irq); |
| } |
| #endif /* BCMPCIE_OOB_HOST_WAKE */ |
| } |
| |
| void |
| dhd_print_tasklet_status(dhd_pub_t *dhd) |
| { |
| dhd_info_t *dhdinfo; |
| |
| if (!dhd) { |
| DHD_ERROR(("%s : DHD is null\n", __FUNCTION__)); |
| return; |
| } |
| |
| dhdinfo = dhd->info; |
| |
| if (!dhdinfo) { |
| DHD_ERROR(("%s : DHD INFO is null \n", __FUNCTION__)); |
| return; |
| } |
| |
| DHD_ERROR(("DHD Tasklet status : 0x%lx\n", dhdinfo->tasklet.state)); |
| } |
| |
| #if defined(DHD_MQ) && defined(DHD_MQ_STATS) |
| void |
| dhd_mqstats_dump(dhd_pub_t *dhdp, struct bcmstrbuf *strbuf) |
| { |
| dhd_info_t *dhd = NULL; |
| int i = 0, j = 0; |
| |
| if (!dhdp || !strbuf) |
| return; |
| |
| dhd = dhdp->info; |
| bcm_bprintf(strbuf, "\nMQ STATS:\n=========\n"); |
| |
| bcm_bprintf(strbuf, "\nTx packet arrival AC histogram:\n"); |
| bcm_bprintf(strbuf, "AC_BE \tAC_BK \tAC_VI \tAC_VO\n"); |
| bcm_bprintf(strbuf, "----- \t----- \t----- \t-----\n"); |
| for (i = 0; i < AC_COUNT; i++) |
| bcm_bprintf(strbuf, "%-10d\t", dhd->pktcnt_per_ac[i]); |
| |
| bcm_bprintf(strbuf, "\n\nTx packet arrival Q-AC histogram:\n"); |
| bcm_bprintf(strbuf, "\tAC_BE \tAC_BK \tAC_VI \tAC_VO\n"); |
| bcm_bprintf(strbuf, "\t----- \t----- \t----- \t-----"); |
| for (i = 0; i < MQ_MAX_QUEUES; i++) { |
| bcm_bprintf(strbuf, "\nQ%d\t", i); |
| for (j = 0; j < AC_COUNT; j++) |
| bcm_bprintf(strbuf, "%-8d\t", dhd->pktcnt_qac_histo[i][j]); |
| } |
| |
| bcm_bprintf(strbuf, "\n\nTx Q-CPU scheduling histogram:\n"); |
| bcm_bprintf(strbuf, "\t"); |
| for (i = 0; i < nr_cpu_ids; i++) |
| bcm_bprintf(strbuf, "CPU%d \t", i); |
| for (i = 0; i < MQ_MAX_QUEUES; i++) { |
| bcm_bprintf(strbuf, "\nQ%d\t", i); |
| for (j = 0; j < nr_cpu_ids; j++) |
| bcm_bprintf(strbuf, "%-8d\t", dhd->cpu_qstats[i][j]); |
| } |
| bcm_bprintf(strbuf, "\n"); |
| } |
| #endif /* DHD_MQ && DHD_MQ_STATS */ |
| |
| #ifdef DHD_MAP_LOGGING |
| /* Will be called from SMMU fault handler */ |
| void |
| dhd_smmu_fault_handler(uint32 axid, ulong fault_addr) |
| { |
| dhd_pub_t *dhdp = (dhd_pub_t *)g_dhd_pub; |
| uint32 irq = (uint32)-1; |
| |
| DHD_ERROR(("%s: Trigger SMMU Fault\n", __FUNCTION__)); |
| DHD_ERROR(("%s: axid:0x%x, fault_addr:0x%lx", __FUNCTION__, axid, fault_addr)); |
| dhdp->smmu_fault_occurred = TRUE; |
| #ifdef DNGL_AXI_ERROR_LOGGING |
| dhdp->axi_error = TRUE; |
| dhdp->axi_err_dump->axid = axid; |
| dhdp->axi_err_dump->fault_address = fault_addr; |
| #endif /* DNGL_AXI_ERROR_LOGGING */ |
| |
| /* Disable PCIe IRQ */ |
| dhdpcie_get_pcieirq(dhdp->bus, &irq); |
| if (irq != (uint32)-1) { |
| disable_irq_nosync(irq); |
| } |
| |
| /* Take debug information first */ |
| DHD_OS_WAKE_LOCK(dhdp); |
| dhd_prot_smmu_fault_dump(dhdp); |
| DHD_OS_WAKE_UNLOCK(dhdp); |
| |
| /* Take AXI information if possible */ |
| #ifdef DNGL_AXI_ERROR_LOGGING |
| #ifdef DHD_USE_WQ_FOR_DNGL_AXI_ERROR |
| dhd_axi_error_dispatch(dhdp); |
| #else |
| dhd_axi_error(dhdp); |
| #endif /* DHD_USE_WQ_FOR_DNGL_AXI_ERROR */ |
| #endif /* DNGL_AXI_ERROR_LOGGING */ |
| } |
| EXPORT_SYMBOL(dhd_smmu_fault_handler); |
| #endif /* DHD_MAP_LOGGING */ |
| |
| #ifdef DHD_ERPOM |
| static void |
| dhd_error_recovery(void *handle, void *event_info, u8 event) |
| { |
| dhd_info_t *dhd = handle; |
| dhd_pub_t *dhdp; |
| int ret = 0; |
| |
| if (!dhd) { |
| DHD_ERROR(("%s: dhd is NULL\n", __FUNCTION__)); |
| return; |
| } |
| |
| dhdp = &dhd->pub; |
| |
| if (!(dhd->dhd_state & DHD_ATTACH_STATE_DONE)) { |
| DHD_ERROR(("%s: init not completed, cannot initiate recovery\n", |
| __FUNCTION__)); |
| return; |
| } |
| |
| ret = dhd_bus_perform_flr_with_quiesce(dhdp, dhdp->bus, FALSE); |
| if (ret != BCME_DNGL_DEVRESET) { |
| DHD_ERROR(("%s: dhd_bus_perform_flr_with_quiesce failed with ret: %d," |
| "toggle REG_ON\n", __FUNCTION__, ret)); |
| /* toggle REG_ON */ |
| dhdp->pom_toggle_reg_on(WLAN_FUNC_ID, BY_WLAN_DUE_TO_WLAN); |
| return; |
| } |
| } |
| |
| void |
| dhd_schedule_reset(dhd_pub_t *dhdp) |
| { |
| if (dhdp->enable_erpom) { |
| dhd_deferred_schedule_work(dhdp->info->dhd_deferred_wq, NULL, |
| DHD_WQ_WORK_ERROR_RECOVERY, dhd_error_recovery, DHD_WQ_WORK_PRIORITY_HIGH); |
| } |
| } |
| #endif /* DHD_ERPOM */ |
| |
| #ifdef DHD_PKT_LOGGING |
| int |
| dhd_pktlog_debug_dump(dhd_pub_t *dhdp) |
| { |
| struct net_device *primary_ndev; |
| struct bcm_cfg80211 *cfg; |
| unsigned long flags = 0; |
| |
| primary_ndev = dhd_linux_get_primary_netdev(dhdp); |
| if (!primary_ndev) { |
| DHD_ERROR(("%s: Cannot find primary netdev\n", __FUNCTION__)); |
| return BCME_ERROR; |
| } |
| |
| cfg = wl_get_cfg(primary_ndev); |
| if (!cfg) { |
| DHD_ERROR(("%s: Cannot find cfg\n", __FUNCTION__)); |
| return BCME_ERROR; |
| } |
| |
| DHD_GENERAL_LOCK(dhdp, flags); |
| if (DHD_BUS_BUSY_CHECK_IN_HALDUMP(dhdp)) { |
| DHD_GENERAL_UNLOCK(dhdp, flags); |
| DHD_ERROR(("%s: HAL dump is already triggered \n", __FUNCTION__)); |
| return BCME_ERROR; |
| } |
| |
| DHD_BUS_BUSY_SET_IN_HALDUMP(dhdp); |
| DHD_GENERAL_UNLOCK(dhdp, flags); |
| DHD_OS_WAKE_LOCK(dhdp); |
| |
| if (wl_cfg80211_is_hal_started(cfg)) { |
| dhdp->pktlog_debug = TRUE; |
| dhd_dbg_send_urgent_evt(dhdp, NULL, 0); |
| } else { |
| DHD_ERROR(("[DUMP] %s: HAL Not started. skip urgent event\n", __FUNCTION__)); |
| } |
| DHD_OS_WAKE_UNLOCK(dhdp); |
| /* In case of dhd_os_busbusy_wait_bitmask() timeout, |
| * hal dump bit will not be cleared. Hence clearing it here. |
| */ |
| DHD_GENERAL_LOCK(dhdp, flags); |
| DHD_BUS_BUSY_CLEAR_IN_HALDUMP(dhdp); |
| dhd_os_busbusy_wake(dhdp); |
| DHD_GENERAL_UNLOCK(dhdp, flags); |
| |
| return BCME_OK; |
| } |
| |
| void |
| dhd_pktlog_dump(void *handle, void *event_info, u8 event) |
| { |
| dhd_info_t *dhd = handle; |
| |
| if (!dhd) { |
| DHD_ERROR(("%s: dhd is NULL\n", __FUNCTION__)); |
| return; |
| } |
| |
| if (dhd_pktlog_dump_write_file(&dhd->pub)) { |
| DHD_ERROR(("%s: writing pktlog dump file failed\n", __FUNCTION__)); |
| return; |
| } |
| } |
| |
| void |
| dhd_schedule_pktlog_dump(dhd_pub_t *dhdp) |
| { |
| dhd_deferred_schedule_work(dhdp->info->dhd_deferred_wq, |
| (void*)NULL, DHD_WQ_WORK_PKTLOG_DUMP, |
| dhd_pktlog_dump, DHD_WQ_WORK_PRIORITY_HIGH); |
| } |
| #endif /* DHD_PKT_LOGGING */ |
| |
| #ifdef DHDTCPSYNC_FLOOD_BLK |
| static void dhd_blk_tsfl_handler(struct work_struct * work) |
| { |
| dhd_if_t *ifp = NULL; |
| dhd_pub_t *dhdp = NULL; |
| /* Ignore compiler warnings due to -Werror=cast-qual */ |
| GCC_DIAGNOSTIC_PUSH_SUPPRESS_CAST(); |
| ifp = container_of(work, dhd_if_t, blk_tsfl_work); |
| GCC_DIAGNOSTIC_POP(); |
| |
| if (ifp) { |
| dhdp = &ifp->info->pub; |
| if (dhdp) { |
| if ((dhdp->op_mode & DHD_FLAG_P2P_GO_MODE)|| |
| (dhdp->op_mode & DHD_FLAG_HOSTAP_MODE)) { |
| DHD_ERROR(("Disassoc due to TCP SYNC FLOOD ATTACK\n")); |
| wl_cfg80211_del_all_sta(ifp->net, WLAN_REASON_UNSPECIFIED); |
| } else if ((dhdp->op_mode & DHD_FLAG_P2P_GC_MODE)|| |
| (dhdp->op_mode & DHD_FLAG_STA_MODE)) { |
| DHD_ERROR(("Diconnect due to TCP SYNC FLOOD ATTACK\n")); |
| wl_cfg80211_disassoc(ifp->net, WLAN_REASON_UNSPECIFIED); |
| } |
| ifp->disconnect_tsync_flood = TRUE; |
| } |
| } |
| } |
| void dhd_reset_tcpsync_info_by_ifp(dhd_if_t *ifp) |
| { |
| ifp->tsync_rcvd = 0; |
| ifp->tsyncack_txed = 0; |
| ifp->last_sync = DIV_U64_BY_U32(OSL_LOCALTIME_NS(), NSEC_PER_SEC); |
| } |
| void dhd_reset_tcpsync_info_by_dev(struct net_device *dev) |
| { |
| dhd_if_t *ifp = NULL; |
| if (dev) { |
| ifp = DHD_DEV_IFP(dev); |
| } |
| if (ifp) { |
| ifp->tsync_rcvd = 0; |
| ifp->tsyncack_txed = 0; |
| ifp->last_sync = DIV_U64_BY_U32(OSL_LOCALTIME_NS(), NSEC_PER_SEC); |
| ifp->tsync_per_sec = 0; |
| ifp->disconnect_tsync_flood = FALSE; |
| } |
| } |
| #endif /* DHDTCPSYNC_FLOOD_BLK */ |
| |
| #ifdef DHD_4WAYM4_FAIL_DISCONNECT |
| static void dhd_m4_state_handler(struct work_struct *work) |
| { |
| dhd_if_t *ifp = NULL; |
| /* Ignore compiler warnings due to -Werror=cast-qual */ |
| struct delayed_work *dw = to_delayed_work(work); |
| GCC_DIAGNOSTIC_PUSH_SUPPRESS_CAST(); |
| ifp = container_of(dw, dhd_if_t, m4state_work); |
| GCC_DIAGNOSTIC_POP(); |
| |
| if (ifp && ifp->net && |
| (OSL_ATOMIC_READ(ifp->info->pub->osh, &ifp->m4state) == M4_TXFAILED)) { |
| DHD_ERROR(("Disassoc for 4WAY_HANDSHAKE_TIMEOUT at %s\n", |
| ifp->net->name)); |
| wl_cfg80211_disassoc(ifp->net, WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT); |
| } |
| } |
| |
| void |
| dhd_eap_txcomplete(dhd_pub_t *dhdp, void *txp, bool success, int ifidx) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)(dhdp->info); |
| struct ether_header *eh; |
| uint16 type; |
| |
| if (!success) { |
| /* XXX where does this stuff belong to? */ |
| dhd_prot_hdrpull(dhdp, NULL, txp, NULL, NULL); |
| |
| /* XXX Use packet tag when it is available to identify its type */ |
| eh = (struct ether_header *)PKTDATA(dhdp->osh, txp); |
| type = ntoh16(eh->ether_type); |
| if (type == ETHER_TYPE_802_1X) { |
| if (dhd_is_4way_msg((uint8 *)eh) == EAPOL_4WAY_M4) { |
| dhd_if_t *ifp = NULL; |
| ifp = dhd->iflist[ifidx]; |
| if (!ifp || !ifp->net) { |
| return; |
| } |
| |
| DHD_INFO(("%s: M4 TX failed on %d.\n", |
| __FUNCTION__, ifidx)); |
| |
| OSL_ATOMIC_SET(dhdp->osh, &ifp->m4state, M4_TXFAILED); |
| schedule_delayed_work(&ifp->m4state_work, |
| msecs_to_jiffies(MAX_4WAY_TIMEOUT_MS)); |
| } |
| } |
| } |
| } |
| |
| void |
| dhd_cleanup_m4_state_work(dhd_pub_t *dhdp, int ifidx) |
| { |
| dhd_info_t *dhdinfo; |
| dhd_if_t *ifp; |
| |
| if ((ifidx < 0) || (ifidx >= DHD_MAX_IFS)) { |
| DHD_ERROR(("%s: invalid ifidx %d\n", __FUNCTION__, ifidx)); |
| return; |
| } |
| |
| dhdinfo = (dhd_info_t *)(dhdp->info); |
| if (!dhdinfo) { |
| DHD_ERROR(("%s: dhdinfo is NULL\n", __FUNCTION__)); |
| return; |
| } |
| |
| ifp = dhdinfo->iflist[ifidx]; |
| if (ifp) { |
| cancel_delayed_work_sync(&ifp->m4state_work); |
| } |
| } |
| #endif /* DHD_4WAYM4_FAIL_DISCONNECT */ |
| |
| #ifdef BIGDATA_SOFTAP |
| void dhd_schedule_gather_ap_stadata(void *bcm_cfg, void *ndev, const wl_event_msg_t *e) |
| { |
| struct bcm_cfg80211 *cfg; |
| dhd_pub_t *dhdp; |
| ap_sta_wq_data_t *p_wq_data; |
| |
| if (!bcm_cfg || !ndev || !e) { |
| WL_ERR(("bcm_cfg=%p ndev=%p e=%p\n", bcm_cfg, ndev, e)); |
| return; |
| } |
| |
| cfg = (struct bcm_cfg80211 *)bcm_cfg; |
| dhdp = (dhd_pub_t *)cfg->pub; |
| |
| if (!dhdp || !cfg->ap_sta_info) { |
| WL_ERR(("dhdp=%p ap_sta_info=%p\n", dhdp, cfg->ap_sta_info)); |
| return; |
| } |
| |
| p_wq_data = (ap_sta_wq_data_t *)MALLOCZ(dhdp->osh, sizeof(ap_sta_wq_data_t)); |
| if (unlikely(!p_wq_data)) { |
| DHD_ERROR(("%s(): could not allocate memory for - " |
| "ap_sta_wq_data_t\n", __FUNCTION__)); |
| return; |
| } |
| |
| mutex_lock(&cfg->ap_sta_info->wq_data_sync); |
| |
| memcpy(&p_wq_data->e, e, sizeof(wl_event_msg_t)); |
| p_wq_data->dhdp = dhdp; |
| p_wq_data->bcm_cfg = cfg; |
| p_wq_data->ndev = (struct net_device *)ndev; |
| |
| mutex_unlock(&cfg->ap_sta_info->wq_data_sync); |
| |
| dhd_deferred_schedule_work(dhdp->info->dhd_deferred_wq, |
| p_wq_data, DHD_WQ_WORK_GET_BIGDATA_AP, |
| wl_gather_ap_stadata, DHD_WQ_WORK_PRIORITY_HIGH); |
| |
| } |
| #endif /* BIGDATA_SOFTAP */ |
| |
| void |
| get_debug_dump_time(char *str) |
| { |
| struct timespec64 curtime; |
| unsigned long long local_time; |
| struct rtc_time tm; |
| |
| if (!strlen(str)) { |
| GET_TIME_OF_DAY(&curtime); |
| local_time = (u64)(curtime.tv_sec - |
| (sys_tz.tz_minuteswest * DHD_LOG_DUMP_TS_MULTIPLIER_VALUE)); |
| rtc_time_to_tm(local_time, &tm); |
| |
| snprintf(str, DEBUG_DUMP_TIME_BUF_LEN, DHD_LOG_DUMP_TS_FMT_YYMMDDHHMMSSMSMS, |
| tm.tm_year - 100, tm.tm_mon + 1, tm.tm_mday, tm.tm_hour, tm.tm_min, |
| tm.tm_sec, (int)(curtime.tv_nsec/NSEC_PER_MSEC)); |
| } |
| } |
| |
| void |
| clear_debug_dump_time(char *str) |
| { |
| memset(str, 0, DEBUG_DUMP_TIME_BUF_LEN); |
| } |
| #if defined(WL_CFGVENDOR_SEND_HANG_EVENT) || defined(DHD_PKT_LOGGING) |
| void |
| copy_debug_dump_time(char *dest, char *src) |
| { |
| memcpy(dest, src, DEBUG_DUMP_TIME_BUF_LEN); |
| } |
| #endif /* WL_CFGVENDOR_SEND_HANG_EVENT || DHD_PKT_LOGGING */ |
| |
| /* |
| * DHD RING |
| */ |
| #define DHD_RING_ERR_INTERNAL(fmt, ...) DHD_ERROR(("EWPF-" fmt, ##__VA_ARGS__)) |
| #define DHD_RING_TRACE_INTERNAL(fmt, ...) DHD_INFO(("EWPF-" fmt, ##__VA_ARGS__)) |
| |
| #define DHD_RING_ERR(x) DHD_RING_ERR_INTERNAL x |
| #define DHD_RING_TRACE(x) DHD_RING_TRACE_INTERNAL x |
| |
| #define DHD_RING_MAGIC 0x20170910 |
| #define DHD_RING_IDX_INVALID 0xffffffff |
| |
| #define DHD_RING_SYNC_LOCK_INIT(osh) osl_spin_lock_init(osh) |
| #define DHD_RING_SYNC_LOCK_DEINIT(osh, lock) osl_spin_lock_deinit(osh, lock) |
| #define DHD_RING_SYNC_LOCK(lock, flags) (flags) = osl_spin_lock(lock) |
| #define DHD_RING_SYNC_UNLOCK(lock, flags) osl_spin_unlock(lock, flags) |
| |
| typedef struct { |
| uint32 elem_size; |
| uint32 elem_cnt; |
| uint32 write_idx; /* next write index, -1 : not started */ |
| uint32 read_idx; /* next read index, -1 : not start */ |
| |
| /* protected elements during serialization */ |
| int lock_idx; /* start index of locked, element will not be overried */ |
| int lock_count; /* number of locked, from lock idx */ |
| |
| /* saved data elements */ |
| void *elem; |
| } dhd_fixed_ring_info_t; |
| |
| typedef struct { |
| uint32 elem_size; |
| uint32 elem_cnt; |
| uint32 idx; /* -1 : not started */ |
| uint32 rsvd; /* reserved for future use */ |
| |
| /* protected elements during serialization */ |
| atomic_t ring_locked; |
| /* check the overwriting */ |
| uint32 ring_overwrited; |
| |
| /* saved data elements */ |
| void *elem; |
| } dhd_singleidx_ring_info_t; |
| |
| typedef struct { |
| uint32 magic; |
| uint32 type; |
| void *ring_sync; /* spinlock for sync */ |
| union { |
| dhd_fixed_ring_info_t fixed; |
| dhd_singleidx_ring_info_t single; |
| }; |
| } dhd_ring_info_t; |
| |
| uint32 |
| dhd_ring_get_hdr_size(void) |
| { |
| return sizeof(dhd_ring_info_t); |
| } |
| |
| void * |
| dhd_ring_init(dhd_pub_t *dhdp, uint8 *buf, uint32 buf_size, uint32 elem_size, |
| uint32 elem_cnt, uint32 type) |
| { |
| dhd_ring_info_t *ret_ring; |
| |
| if (!buf) { |
| DHD_RING_ERR(("NO RING BUFFER\n")); |
| return NULL; |
| } |
| |
| if (buf_size < dhd_ring_get_hdr_size() + elem_size * elem_cnt) { |
| DHD_RING_ERR(("RING SIZE IS TOO SMALL\n")); |
| return NULL; |
| } |
| |
| if (type != DHD_RING_TYPE_FIXED && type != DHD_RING_TYPE_SINGLE_IDX) { |
| DHD_RING_ERR(("UNSUPPORTED RING TYPE\n")); |
| return NULL; |
| } |
| |
| ret_ring = (dhd_ring_info_t *)buf; |
| ret_ring->type = type; |
| ret_ring->ring_sync = (void *)DHD_RING_SYNC_LOCK_INIT(dhdp->osh); |
| ret_ring->magic = DHD_RING_MAGIC; |
| |
| if (type == DHD_RING_TYPE_FIXED) { |
| ret_ring->fixed.read_idx = DHD_RING_IDX_INVALID; |
| ret_ring->fixed.write_idx = DHD_RING_IDX_INVALID; |
| ret_ring->fixed.lock_idx = DHD_RING_IDX_INVALID; |
| ret_ring->fixed.elem = buf + sizeof(dhd_ring_info_t); |
| ret_ring->fixed.elem_size = elem_size; |
| ret_ring->fixed.elem_cnt = elem_cnt; |
| } else { |
| ret_ring->single.idx = DHD_RING_IDX_INVALID; |
| atomic_set(&ret_ring->single.ring_locked, 0); |
| ret_ring->single.ring_overwrited = 0; |
| ret_ring->single.rsvd = 0; |
| ret_ring->single.elem = buf + sizeof(dhd_ring_info_t); |
| ret_ring->single.elem_size = elem_size; |
| ret_ring->single.elem_cnt = elem_cnt; |
| } |
| |
| return ret_ring; |
| } |
| |
| void |
| dhd_ring_deinit(dhd_pub_t *dhdp, void *_ring) |
| { |
| dhd_ring_info_t *ring = (dhd_ring_info_t *)_ring; |
| if (!ring) { |
| return; |
| } |
| |
| if (ring->magic != DHD_RING_MAGIC) { |
| return; |
| } |
| |
| if (ring->type != DHD_RING_TYPE_FIXED && |
| ring->type != DHD_RING_TYPE_SINGLE_IDX) { |
| return; |
| } |
| |
| DHD_RING_SYNC_LOCK_DEINIT(dhdp->osh, ring->ring_sync); |
| ring->ring_sync = NULL; |
| if (ring->type == DHD_RING_TYPE_FIXED) { |
| dhd_fixed_ring_info_t *fixed = &ring->fixed; |
| memset(fixed->elem, 0, fixed->elem_size * fixed->elem_cnt); |
| fixed->elem_size = fixed->elem_cnt = 0; |
| } else { |
| dhd_singleidx_ring_info_t *single = &ring->single; |
| memset(single->elem, 0, single->elem_size * single->elem_cnt); |
| single->elem_size = single->elem_cnt = 0; |
| } |
| ring->type = 0; |
| ring->magic = 0; |
| } |
| |
| static inline uint32 |
| __dhd_ring_ptr2idx(void *ring, void *ptr, char *sig, uint32 type) |
| { |
| uint32 diff; |
| uint32 ret_idx = (uint32)DHD_RING_IDX_INVALID; |
| uint32 elem_size, elem_cnt; |
| void *elem; |
| |
| if (type == DHD_RING_TYPE_FIXED) { |
| dhd_fixed_ring_info_t *fixed = (dhd_fixed_ring_info_t *)ring; |
| elem_size = fixed->elem_size; |
| elem_cnt = fixed->elem_cnt; |
| elem = fixed->elem; |
| } else if (type == DHD_RING_TYPE_SINGLE_IDX) { |
| dhd_singleidx_ring_info_t *single = (dhd_singleidx_ring_info_t *)ring; |
| elem_size = single->elem_size; |
| elem_cnt = single->elem_cnt; |
| elem = single->elem; |
| } else { |
| DHD_RING_ERR(("UNSUPPORTED RING TYPE %d\n", type)); |
| return ret_idx; |
| } |
| |
| if (ptr < elem) { |
| DHD_RING_ERR(("INVALID POINTER %s:%p, ring->elem:%p\n", sig, ptr, elem)); |
| return ret_idx; |
| } |
| diff = (uint32)((uint8 *)ptr - (uint8 *)elem); |
| if (diff % elem_size != 0) { |
| DHD_RING_ERR(("INVALID POINTER %s:%p, ring->elem:%p\n", sig, ptr, elem)); |
| return ret_idx; |
| } |
| ret_idx = diff / elem_size; |
| if (ret_idx >= elem_cnt) { |
| DHD_RING_ERR(("INVALID POINTER max:%d cur:%d\n", elem_cnt, ret_idx)); |
| } |
| return ret_idx; |
| } |
| |
| /* Sub functions for fixed ring */ |
| /* get counts between two indexes of ring buffer (internal only) */ |
| static inline int |
| __dhd_fixed_ring_get_count(dhd_fixed_ring_info_t *ring, int start, int end) |
| { |
| if (start == DHD_RING_IDX_INVALID || end == DHD_RING_IDX_INVALID) { |
| return 0; |
| } |
| |
| return (ring->elem_cnt + end - start) % ring->elem_cnt + 1; |
| } |
| |
| static inline int |
| __dhd_fixed_ring_get_cur_size(dhd_fixed_ring_info_t *ring) |
| { |
| return __dhd_fixed_ring_get_count(ring, ring->read_idx, ring->write_idx); |
| } |
| |
| static inline void * |
| __dhd_fixed_ring_get_first(dhd_fixed_ring_info_t *ring) |
| { |
| if (ring->read_idx == DHD_RING_IDX_INVALID) { |
| return NULL; |
| } |
| return (uint8 *)ring->elem + (ring->elem_size * ring->read_idx); |
| } |
| |
| static inline void |
| __dhd_fixed_ring_free_first(dhd_fixed_ring_info_t *ring) |
| { |
| uint32 next_idx; |
| |
| if (ring->read_idx == DHD_RING_IDX_INVALID) { |
| DHD_RING_ERR(("EMPTY RING\n")); |
| return; |
| } |
| |
| next_idx = (ring->read_idx + 1) % ring->elem_cnt; |
| if (ring->read_idx == ring->write_idx) { |
| /* Become empty */ |
| ring->read_idx = ring->write_idx = DHD_RING_IDX_INVALID; |
| return; |
| } |
| |
| ring->read_idx = next_idx; |
| return; |
| } |
| |
| static inline void * |
| __dhd_fixed_ring_get_last(dhd_fixed_ring_info_t *ring) |
| { |
| if (ring->read_idx == DHD_RING_IDX_INVALID) { |
| return NULL; |
| } |
| return (uint8 *)ring->elem + (ring->elem_size * ring->write_idx); |
| } |
| |
| static inline void * |
| __dhd_fixed_ring_get_empty(dhd_fixed_ring_info_t *ring) |
| { |
| uint32 tmp_idx; |
| |
| if (ring->read_idx == DHD_RING_IDX_INVALID) { |
| ring->read_idx = ring->write_idx = 0; |
| return (uint8 *)ring->elem; |
| } |
| |
| /* check next index is not locked */ |
| tmp_idx = (ring->write_idx + 1) % ring->elem_cnt; |
| if (ring->lock_idx == tmp_idx) { |
| return NULL; |
| } |
| |
| ring->write_idx = tmp_idx; |
| if (ring->write_idx == ring->read_idx) { |
| /* record is full, drop oldest one */ |
| ring->read_idx = (ring->read_idx + 1) % ring->elem_cnt; |
| |
| } |
| return (uint8 *)ring->elem + (ring->elem_size * ring->write_idx); |
| } |
| |
| static inline void * |
| __dhd_fixed_ring_get_next(dhd_fixed_ring_info_t *ring, void *prev, uint32 type) |
| { |
| uint32 cur_idx; |
| |
| if (ring->read_idx == DHD_RING_IDX_INVALID) { |
| DHD_RING_ERR(("EMPTY RING\n")); |
| return NULL; |
| } |
| |
| cur_idx = __dhd_ring_ptr2idx(ring, prev, "NEXT", type); |
| if (cur_idx >= ring->elem_cnt) { |
| return NULL; |
| } |
| |
| if (cur_idx == ring->write_idx) { |
| /* no more new record */ |
| return NULL; |
| } |
| |
| cur_idx = (cur_idx + 1) % ring->elem_cnt; |
| return (uint8 *)ring->elem + ring->elem_size * cur_idx; |
| } |
| |
| static inline void * |
| __dhd_fixed_ring_get_prev(dhd_fixed_ring_info_t *ring, void *prev, uint32 type) |
| { |
| uint32 cur_idx; |
| |
| if (ring->read_idx == DHD_RING_IDX_INVALID) { |
| DHD_RING_ERR(("EMPTY RING\n")); |
| return NULL; |
| } |
| cur_idx = __dhd_ring_ptr2idx(ring, prev, "PREV", type); |
| if (cur_idx >= ring->elem_cnt) { |
| return NULL; |
| } |
| if (cur_idx == ring->read_idx) { |
| /* no more new record */ |
| return NULL; |
| } |
| |
| cur_idx = (cur_idx + ring->elem_cnt - 1) % ring->elem_cnt; |
| return (uint8 *)ring->elem + ring->elem_size * cur_idx; |
| } |
| |
| static inline void |
| __dhd_fixed_ring_lock(dhd_fixed_ring_info_t *ring, void *first_ptr, void *last_ptr, uint32 type) |
| { |
| uint32 first_idx; |
| uint32 last_idx; |
| uint32 ring_filled_cnt; |
| uint32 tmp_cnt; |
| |
| if (ring->read_idx == DHD_RING_IDX_INVALID) { |
| DHD_RING_ERR(("EMPTY RING\n")); |
| return; |
| } |
| |
| if (first_ptr) { |
| first_idx = __dhd_ring_ptr2idx(ring, first_ptr, "LCK FIRST", type); |
| if (first_idx >= ring->elem_cnt) { |
| return; |
| } |
| } else { |
| first_idx = ring->read_idx; |
| } |
| |
| if (last_ptr) { |
| last_idx = __dhd_ring_ptr2idx(ring, last_ptr, "LCK LAST", type); |
| if (last_idx >= ring->elem_cnt) { |
| return; |
| } |
| } else { |
| last_idx = ring->write_idx; |
| } |
| |
| ring_filled_cnt = __dhd_fixed_ring_get_count(ring, ring->read_idx, ring->write_idx); |
| tmp_cnt = __dhd_fixed_ring_get_count(ring, ring->read_idx, first_idx); |
| if (tmp_cnt > ring_filled_cnt) { |
| DHD_RING_ERR(("LOCK FIRST IS TO EMPTY ELEM: write: %d read: %d cur:%d\n", |
| ring->write_idx, ring->read_idx, first_idx)); |
| return; |
| } |
| |
| tmp_cnt = __dhd_fixed_ring_get_count(ring, ring->read_idx, last_idx); |
| if (tmp_cnt > ring_filled_cnt) { |
| DHD_RING_ERR(("LOCK LAST IS TO EMPTY ELEM: write: %d read: %d cur:%d\n", |
| ring->write_idx, ring->read_idx, last_idx)); |
| return; |
| } |
| |
| ring->lock_idx = first_idx; |
| ring->lock_count = __dhd_fixed_ring_get_count(ring, first_idx, last_idx); |
| return; |
| } |
| |
| static inline void |
| __dhd_fixed_ring_lock_free(dhd_fixed_ring_info_t *ring) |
| { |
| if (ring->read_idx == DHD_RING_IDX_INVALID) { |
| DHD_RING_ERR(("EMPTY RING\n")); |
| return; |
| } |
| |
| ring->lock_idx = DHD_RING_IDX_INVALID; |
| ring->lock_count = 0; |
| return; |
| } |
| static inline void * |
| __dhd_fixed_ring_lock_get_first(dhd_fixed_ring_info_t *ring) |
| { |
| if (ring->read_idx == DHD_RING_IDX_INVALID) { |
| DHD_RING_ERR(("EMPTY RING\n")); |
| return NULL; |
| } |
| if (ring->lock_idx == DHD_RING_IDX_INVALID) { |
| DHD_RING_ERR(("NO LOCK POINT\n")); |
| return NULL; |
| } |
| return (uint8 *)ring->elem + ring->elem_size * ring->lock_idx; |
| } |
| |
| static inline void * |
| __dhd_fixed_ring_lock_get_last(dhd_fixed_ring_info_t *ring) |
| { |
| int lock_last_idx; |
| if (ring->read_idx == DHD_RING_IDX_INVALID) { |
| DHD_RING_ERR(("EMPTY RING\n")); |
| return NULL; |
| } |
| if (ring->lock_idx == DHD_RING_IDX_INVALID) { |
| DHD_RING_ERR(("NO LOCK POINT\n")); |
| return NULL; |
| } |
| |
| lock_last_idx = (ring->lock_idx + ring->lock_count - 1) % ring->elem_cnt; |
| return (uint8 *)ring->elem + ring->elem_size * lock_last_idx; |
| } |
| |
| static inline int |
| __dhd_fixed_ring_lock_get_count(dhd_fixed_ring_info_t *ring) |
| { |
| if (ring->read_idx == DHD_RING_IDX_INVALID) { |
| DHD_RING_ERR(("EMPTY RING\n")); |
| return BCME_ERROR; |
| } |
| if (ring->lock_idx == DHD_RING_IDX_INVALID) { |
| DHD_RING_ERR(("NO LOCK POINT\n")); |
| return BCME_ERROR; |
| } |
| return ring->lock_count; |
| } |
| |
| static inline void |
| __dhd_fixed_ring_lock_free_first(dhd_fixed_ring_info_t *ring) |
| { |
| if (ring->read_idx == DHD_RING_IDX_INVALID) { |
| DHD_RING_ERR(("EMPTY RING\n")); |
| return; |
| } |
| if (ring->lock_idx == DHD_RING_IDX_INVALID) { |
| DHD_RING_ERR(("NO LOCK POINT\n")); |
| return; |
| } |
| |
| ring->lock_count--; |
| if (ring->lock_count <= 0) { |
| ring->lock_idx = DHD_RING_IDX_INVALID; |
| } else { |
| ring->lock_idx = (ring->lock_idx + 1) % ring->elem_cnt; |
| } |
| return; |
| } |
| |
| static inline void |
| __dhd_fixed_ring_set_read_idx(dhd_fixed_ring_info_t *ring, uint32 idx) |
| { |
| ring->read_idx = idx; |
| } |
| |
| static inline void |
| __dhd_fixed_ring_set_write_idx(dhd_fixed_ring_info_t *ring, uint32 idx) |
| { |
| ring->write_idx = idx; |
| } |
| |
| static inline uint32 |
| __dhd_fixed_ring_get_read_idx(dhd_fixed_ring_info_t *ring) |
| { |
| return ring->read_idx; |
| } |
| |
| static inline uint32 |
| __dhd_fixed_ring_get_write_idx(dhd_fixed_ring_info_t *ring) |
| { |
| return ring->write_idx; |
| } |
| |
| /* Sub functions for single index ring */ |
| static inline void * |
| __dhd_singleidx_ring_get_first(dhd_singleidx_ring_info_t *ring) |
| { |
| uint32 tmp_idx = 0; |
| |
| if (ring->idx == DHD_RING_IDX_INVALID) { |
| return NULL; |
| } |
| |
| if (ring->ring_overwrited) { |
| tmp_idx = (ring->idx + 1) % ring->elem_cnt; |
| } |
| |
| return (uint8 *)ring->elem + (ring->elem_size * tmp_idx); |
| } |
| |
| static inline void * |
| __dhd_singleidx_ring_get_last(dhd_singleidx_ring_info_t *ring) |
| { |
| if (ring->idx == DHD_RING_IDX_INVALID) { |
| return NULL; |
| } |
| |
| return (uint8 *)ring->elem + (ring->elem_size * ring->idx); |
| } |
| |
| static inline void * |
| __dhd_singleidx_ring_get_empty(dhd_singleidx_ring_info_t *ring) |
| { |
| if (ring->idx == DHD_RING_IDX_INVALID) { |
| ring->idx = 0; |
| return (uint8 *)ring->elem; |
| } |
| |
| /* check the lock is held */ |
| if (atomic_read(&ring->ring_locked)) { |
| return NULL; |
| } |
| |
| /* check the index rollover */ |
| if (!ring->ring_overwrited && ring->idx == (ring->elem_cnt - 1)) { |
| ring->ring_overwrited = 1; |
| } |
| |
| ring->idx = (ring->idx + 1) % ring->elem_cnt; |
| |
| return (uint8 *)ring->elem + (ring->elem_size * ring->idx); |
| } |
| |
| static inline void * |
| __dhd_singleidx_ring_get_next(dhd_singleidx_ring_info_t *ring, void *prev, uint32 type) |
| { |
| uint32 cur_idx; |
| |
| if (ring->idx == DHD_RING_IDX_INVALID) { |
| DHD_RING_ERR(("EMPTY RING\n")); |
| return NULL; |
| } |
| |
| cur_idx = __dhd_ring_ptr2idx(ring, prev, "NEXT", type); |
| if (cur_idx >= ring->elem_cnt) { |
| return NULL; |
| } |
| |
| if (cur_idx == ring->idx) { |
| /* no more new record */ |
| return NULL; |
| } |
| |
| cur_idx = (cur_idx + 1) % ring->elem_cnt; |
| |
| return (uint8 *)ring->elem + ring->elem_size * cur_idx; |
| } |
| |
| static inline void * |
| __dhd_singleidx_ring_get_prev(dhd_singleidx_ring_info_t *ring, void *prev, uint32 type) |
| { |
| uint32 cur_idx; |
| |
| if (ring->idx == DHD_RING_IDX_INVALID) { |
| DHD_RING_ERR(("EMPTY RING\n")); |
| return NULL; |
| } |
| cur_idx = __dhd_ring_ptr2idx(ring, prev, "PREV", type); |
| if (cur_idx >= ring->elem_cnt) { |
| return NULL; |
| } |
| |
| if (!ring->ring_overwrited && cur_idx == 0) { |
| /* no more new record */ |
| return NULL; |
| } |
| |
| cur_idx = (cur_idx + ring->elem_cnt - 1) % ring->elem_cnt; |
| if (ring->ring_overwrited && cur_idx == ring->idx) { |
| /* no more new record */ |
| return NULL; |
| } |
| |
| return (uint8 *)ring->elem + ring->elem_size * cur_idx; |
| } |
| |
| static inline void |
| __dhd_singleidx_ring_whole_lock(dhd_singleidx_ring_info_t *ring) |
| { |
| if (!atomic_read(&ring->ring_locked)) { |
| atomic_set(&ring->ring_locked, 1); |
| } |
| } |
| |
| static inline void |
| __dhd_singleidx_ring_whole_unlock(dhd_singleidx_ring_info_t *ring) |
| { |
| if (atomic_read(&ring->ring_locked)) { |
| atomic_set(&ring->ring_locked, 0); |
| } |
| } |
| |
| /* Get first element : oldest element */ |
| void * |
| dhd_ring_get_first(void *_ring) |
| { |
| dhd_ring_info_t *ring = (dhd_ring_info_t *)_ring; |
| void *ret = NULL; |
| unsigned long flags; |
| |
| if (!ring || ring->magic != DHD_RING_MAGIC) { |
| DHD_RING_ERR(("%s :INVALID RING INFO\n", __FUNCTION__)); |
| return NULL; |
| } |
| |
| DHD_RING_SYNC_LOCK(ring->ring_sync, flags); |
| if (ring->type == DHD_RING_TYPE_FIXED) { |
| ret = __dhd_fixed_ring_get_first(&ring->fixed); |
| } |
| if (ring->type == DHD_RING_TYPE_SINGLE_IDX) { |
| ret = __dhd_singleidx_ring_get_first(&ring->single); |
| } |
| DHD_RING_SYNC_UNLOCK(ring->ring_sync, flags); |
| return ret; |
| } |
| |
| /* Free first element : oldest element */ |
| void |
| dhd_ring_free_first(void *_ring) |
| { |
| dhd_ring_info_t *ring = (dhd_ring_info_t *)_ring; |
| unsigned long flags; |
| |
| if (!ring || ring->magic != DHD_RING_MAGIC) { |
| DHD_RING_ERR(("%s :INVALID RING INFO\n", __FUNCTION__)); |
| return; |
| } |
| |
| DHD_RING_SYNC_LOCK(ring->ring_sync, flags); |
| if (ring->type == DHD_RING_TYPE_FIXED) { |
| __dhd_fixed_ring_free_first(&ring->fixed); |
| } |
| DHD_RING_SYNC_UNLOCK(ring->ring_sync, flags); |
| } |
| |
| void |
| dhd_ring_set_read_idx(void *_ring, uint32 read_idx) |
| { |
| dhd_ring_info_t *ring = (dhd_ring_info_t *)_ring; |
| unsigned long flags; |
| |
| if (!ring || ring->magic != DHD_RING_MAGIC) { |
| DHD_RING_ERR(("%s :INVALID RING INFO\n", __FUNCTION__)); |
| return; |
| } |
| |
| DHD_RING_SYNC_LOCK(ring->ring_sync, flags); |
| if (ring->type == DHD_RING_TYPE_FIXED) { |
| __dhd_fixed_ring_set_read_idx(&ring->fixed, read_idx); |
| } |
| DHD_RING_SYNC_UNLOCK(ring->ring_sync, flags); |
| } |
| |
| void |
| dhd_ring_set_write_idx(void *_ring, uint32 write_idx) |
| { |
| dhd_ring_info_t *ring = (dhd_ring_info_t *)_ring; |
| unsigned long flags; |
| |
| if (!ring || ring->magic != DHD_RING_MAGIC) { |
| DHD_RING_ERR(("%s :INVALID RING INFO\n", __FUNCTION__)); |
| return; |
| } |
| |
| DHD_RING_SYNC_LOCK(ring->ring_sync, flags); |
| if (ring->type == DHD_RING_TYPE_FIXED) { |
| __dhd_fixed_ring_set_write_idx(&ring->fixed, write_idx); |
| } |
| DHD_RING_SYNC_UNLOCK(ring->ring_sync, flags); |
| } |
| |
| uint32 |
| dhd_ring_get_read_idx(void *_ring) |
| { |
| dhd_ring_info_t *ring = (dhd_ring_info_t *)_ring; |
| uint32 read_idx = DHD_RING_IDX_INVALID; |
| unsigned long flags; |
| |
| if (!ring || ring->magic != DHD_RING_MAGIC) { |
| DHD_RING_ERR(("%s :INVALID RING INFO\n", __FUNCTION__)); |
| return read_idx; |
| } |
| |
| DHD_RING_SYNC_LOCK(ring->ring_sync, flags); |
| if (ring->type == DHD_RING_TYPE_FIXED) { |
| read_idx = __dhd_fixed_ring_get_read_idx(&ring->fixed); |
| } |
| DHD_RING_SYNC_UNLOCK(ring->ring_sync, flags); |
| |
| return read_idx; |
| } |
| |
| uint32 |
| dhd_ring_get_write_idx(void *_ring) |
| { |
| dhd_ring_info_t *ring = (dhd_ring_info_t *)_ring; |
| uint32 write_idx = DHD_RING_IDX_INVALID; |
| unsigned long flags; |
| |
| if (!ring || ring->magic != DHD_RING_MAGIC) { |
| DHD_RING_ERR(("%s :INVALID RING INFO\n", __FUNCTION__)); |
| return write_idx; |
| } |
| |
| DHD_RING_SYNC_LOCK(ring->ring_sync, flags); |
| if (ring->type == DHD_RING_TYPE_FIXED) { |
| write_idx = __dhd_fixed_ring_get_write_idx(&ring->fixed); |
| } |
| DHD_RING_SYNC_UNLOCK(ring->ring_sync, flags); |
| |
| return write_idx; |
| } |
| |
| /* Get latest element */ |
| void * |
| dhd_ring_get_last(void *_ring) |
| { |
| dhd_ring_info_t *ring = (dhd_ring_info_t *)_ring; |
| void *ret = NULL; |
| unsigned long flags; |
| |
| if (!ring || ring->magic != DHD_RING_MAGIC) { |
| DHD_RING_ERR(("%s :INVALID RING INFO\n", __FUNCTION__)); |
| return NULL; |
| } |
| |
| DHD_RING_SYNC_LOCK(ring->ring_sync, flags); |
| if (ring->type == DHD_RING_TYPE_FIXED) { |
| ret = __dhd_fixed_ring_get_last(&ring->fixed); |
| } |
| if (ring->type == DHD_RING_TYPE_SINGLE_IDX) { |
| ret = __dhd_singleidx_ring_get_last(&ring->single); |
| } |
| DHD_RING_SYNC_UNLOCK(ring->ring_sync, flags); |
| return ret; |
| } |
| |
| /* Get next point can be written |
| * will overwrite which doesn't read |
| * will return NULL if next pointer is locked. |
| */ |
| void * |
| dhd_ring_get_empty(void *_ring) |
| { |
| dhd_ring_info_t *ring = (dhd_ring_info_t *)_ring; |
| void *ret = NULL; |
| unsigned long flags; |
| |
| if (!ring || ring->magic != DHD_RING_MAGIC) { |
| DHD_RING_ERR(("%s :INVALID RING INFO\n", __FUNCTION__)); |
| return NULL; |
| } |
| |
| DHD_RING_SYNC_LOCK(ring->ring_sync, flags); |
| if (ring->type == DHD_RING_TYPE_FIXED) { |
| ret = __dhd_fixed_ring_get_empty(&ring->fixed); |
| } |
| if (ring->type == DHD_RING_TYPE_SINGLE_IDX) { |
| ret = __dhd_singleidx_ring_get_empty(&ring->single); |
| } |
| DHD_RING_SYNC_UNLOCK(ring->ring_sync, flags); |
| return ret; |
| } |
| |
| void * |
| dhd_ring_get_next(void *_ring, void *cur) |
| { |
| dhd_ring_info_t *ring = (dhd_ring_info_t *)_ring; |
| void *ret = NULL; |
| unsigned long flags; |
| |
| if (!ring || ring->magic != DHD_RING_MAGIC) { |
| DHD_RING_ERR(("%s :INVALID RING INFO\n", __FUNCTION__)); |
| return NULL; |
| } |
| |
| DHD_RING_SYNC_LOCK(ring->ring_sync, flags); |
| if (ring->type == DHD_RING_TYPE_FIXED) { |
| ret = __dhd_fixed_ring_get_next(&ring->fixed, cur, ring->type); |
| } |
| if (ring->type == DHD_RING_TYPE_SINGLE_IDX) { |
| ret = __dhd_singleidx_ring_get_next(&ring->single, cur, ring->type); |
| } |
| DHD_RING_SYNC_UNLOCK(ring->ring_sync, flags); |
| return ret; |
| } |
| |
| void * |
| dhd_ring_get_prev(void *_ring, void *cur) |
| { |
| dhd_ring_info_t *ring = (dhd_ring_info_t *)_ring; |
| void *ret = NULL; |
| unsigned long flags; |
| |
| if (!ring || ring->magic != DHD_RING_MAGIC) { |
| DHD_RING_ERR(("%s :INVALID RING INFO\n", __FUNCTION__)); |
| return NULL; |
| } |
| |
| DHD_RING_SYNC_LOCK(ring->ring_sync, flags); |
| if (ring->type == DHD_RING_TYPE_FIXED) { |
| ret = __dhd_fixed_ring_get_prev(&ring->fixed, cur, ring->type); |
| } |
| if (ring->type == DHD_RING_TYPE_SINGLE_IDX) { |
| ret = __dhd_singleidx_ring_get_prev(&ring->single, cur, ring->type); |
| } |
| DHD_RING_SYNC_UNLOCK(ring->ring_sync, flags); |
| return ret; |
| } |
| |
| int |
| dhd_ring_get_cur_size(void *_ring) |
| { |
| dhd_ring_info_t *ring = (dhd_ring_info_t *)_ring; |
| int cnt = 0; |
| unsigned long flags; |
| |
| if (!ring || ring->magic != DHD_RING_MAGIC) { |
| DHD_RING_ERR(("%s :INVALID RING INFO\n", __FUNCTION__)); |
| return cnt; |
| } |
| |
| DHD_RING_SYNC_LOCK(ring->ring_sync, flags); |
| if (ring->type == DHD_RING_TYPE_FIXED) { |
| cnt = __dhd_fixed_ring_get_cur_size(&ring->fixed); |
| } |
| DHD_RING_SYNC_UNLOCK(ring->ring_sync, flags); |
| return cnt; |
| } |
| |
| /* protect element between lock_ptr and write_idx */ |
| void |
| dhd_ring_lock(void *_ring, void *first_ptr, void *last_ptr) |
| { |
| dhd_ring_info_t *ring = (dhd_ring_info_t *)_ring; |
| unsigned long flags; |
| |
| if (!ring || ring->magic != DHD_RING_MAGIC) { |
| DHD_RING_ERR(("%s :INVALID RING INFO\n", __FUNCTION__)); |
| return; |
| } |
| |
| DHD_RING_SYNC_LOCK(ring->ring_sync, flags); |
| if (ring->type == DHD_RING_TYPE_FIXED) { |
| __dhd_fixed_ring_lock(&ring->fixed, first_ptr, last_ptr, ring->type); |
| } |
| DHD_RING_SYNC_UNLOCK(ring->ring_sync, flags); |
| } |
| |
| /* free all lock */ |
| void |
| dhd_ring_lock_free(void *_ring) |
| { |
| dhd_ring_info_t *ring = (dhd_ring_info_t *)_ring; |
| unsigned long flags; |
| |
| if (!ring || ring->magic != DHD_RING_MAGIC) { |
| DHD_RING_ERR(("%s :INVALID RING INFO\n", __FUNCTION__)); |
| return; |
| } |
| |
| DHD_RING_SYNC_LOCK(ring->ring_sync, flags); |
| if (ring->type == DHD_RING_TYPE_FIXED) { |
| __dhd_fixed_ring_lock_free(&ring->fixed); |
| } |
| DHD_RING_SYNC_UNLOCK(ring->ring_sync, flags); |
| } |
| |
| void * |
| dhd_ring_lock_get_first(void *_ring) |
| { |
| dhd_ring_info_t *ring = (dhd_ring_info_t *)_ring; |
| void *ret = NULL; |
| unsigned long flags; |
| |
| if (!ring || ring->magic != DHD_RING_MAGIC) { |
| DHD_RING_ERR(("%s :INVALID RING INFO\n", __FUNCTION__)); |
| return NULL; |
| } |
| |
| DHD_RING_SYNC_LOCK(ring->ring_sync, flags); |
| if (ring->type == DHD_RING_TYPE_FIXED) { |
| ret = __dhd_fixed_ring_lock_get_first(&ring->fixed); |
| } |
| DHD_RING_SYNC_UNLOCK(ring->ring_sync, flags); |
| return ret; |
| } |
| |
| void * |
| dhd_ring_lock_get_last(void *_ring) |
| { |
| dhd_ring_info_t *ring = (dhd_ring_info_t *)_ring; |
| void *ret = NULL; |
| unsigned long flags; |
| |
| if (!ring || ring->magic != DHD_RING_MAGIC) { |
| DHD_RING_ERR(("%s :INVALID RING INFO\n", __FUNCTION__)); |
| return NULL; |
| } |
| |
| DHD_RING_SYNC_LOCK(ring->ring_sync, flags); |
| if (ring->type == DHD_RING_TYPE_FIXED) { |
| ret = __dhd_fixed_ring_lock_get_last(&ring->fixed); |
| } |
| DHD_RING_SYNC_UNLOCK(ring->ring_sync, flags); |
| return ret; |
| } |
| |
| int |
| dhd_ring_lock_get_count(void *_ring) |
| { |
| dhd_ring_info_t *ring = (dhd_ring_info_t *)_ring; |
| int ret = BCME_ERROR; |
| unsigned long flags; |
| |
| if (!ring || ring->magic != DHD_RING_MAGIC) { |
| DHD_RING_ERR(("%s :INVALID RING INFO\n", __FUNCTION__)); |
| return ret; |
| } |
| |
| DHD_RING_SYNC_LOCK(ring->ring_sync, flags); |
| if (ring->type == DHD_RING_TYPE_FIXED) { |
| ret = __dhd_fixed_ring_lock_get_count(&ring->fixed); |
| } |
| DHD_RING_SYNC_UNLOCK(ring->ring_sync, flags); |
| return ret; |
| } |
| |
| /* free first locked element */ |
| void |
| dhd_ring_lock_free_first(void *_ring) |
| { |
| dhd_ring_info_t *ring = (dhd_ring_info_t *)_ring; |
| unsigned long flags; |
| |
| if (!ring || ring->magic != DHD_RING_MAGIC) { |
| DHD_RING_ERR(("%s :INVALID RING INFO\n", __FUNCTION__)); |
| return; |
| } |
| |
| DHD_RING_SYNC_LOCK(ring->ring_sync, flags); |
| if (ring->type == DHD_RING_TYPE_FIXED) { |
| __dhd_fixed_ring_lock_free_first(&ring->fixed); |
| } |
| DHD_RING_SYNC_UNLOCK(ring->ring_sync, flags); |
| } |
| |
| void |
| dhd_ring_whole_lock(void *_ring) |
| { |
| dhd_ring_info_t *ring = (dhd_ring_info_t *)_ring; |
| unsigned long flags; |
| |
| if (!ring || ring->magic != DHD_RING_MAGIC) { |
| DHD_RING_ERR(("%s :INVALID RING INFO\n", __FUNCTION__)); |
| return; |
| } |
| |
| DHD_RING_SYNC_LOCK(ring->ring_sync, flags); |
| if (ring->type == DHD_RING_TYPE_SINGLE_IDX) { |
| __dhd_singleidx_ring_whole_lock(&ring->single); |
| } |
| DHD_RING_SYNC_UNLOCK(ring->ring_sync, flags); |
| } |
| |
| void |
| dhd_ring_whole_unlock(void *_ring) |
| { |
| dhd_ring_info_t *ring = (dhd_ring_info_t *)_ring; |
| unsigned long flags; |
| |
| if (!ring || ring->magic != DHD_RING_MAGIC) { |
| DHD_RING_ERR(("%s :INVALID RING INFO\n", __FUNCTION__)); |
| return; |
| } |
| |
| DHD_RING_SYNC_LOCK(ring->ring_sync, flags); |
| if (ring->type == DHD_RING_TYPE_SINGLE_IDX) { |
| __dhd_singleidx_ring_whole_unlock(&ring->single); |
| } |
| DHD_RING_SYNC_UNLOCK(ring->ring_sync, flags); |
| } |
| /* END of DHD RING */ |
| |
| #if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 19, 0)) |
| #define DHD_VFS_INODE(dir) (dir->d_inode) |
| #else |
| #define DHD_VFS_INODE(dir) d_inode(dir) |
| #endif /* LINUX_VERSION_CODE < KERNEL_VERSION(3, 19, 0) */ |
| |
| #ifdef DHD_SUPPORT_VFS_CALL |
| #if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 13, 0)) |
| #define DHD_VFS_UNLINK(dir, b, c) vfs_unlink(DHD_VFS_INODE(dir), b) |
| #else |
| #define DHD_VFS_UNLINK(dir, b, c) vfs_unlink(DHD_VFS_INODE(dir), b, c) |
| #endif /* LINUX_VERSION_CODE < KERNEL_VERSION(3, 13, 0) */ |
| #else |
| #define DHD_VFS_UNLINK(dir, b, c) 0 |
| #endif /* DHD_SUPPORT_VFS_CALL */ |
| int |
| dhd_file_delete(char *path) |
| { |
| struct path file_path = {.dentry = 0}; |
| int err; |
| struct dentry *dir; |
| |
| err = dhd_kern_path(path, 0, &file_path); |
| |
| if (err < 0) { |
| DHD_ERROR(("Failed to get kern-path delete file: %s error: %d\n", path, err)); |
| return err; |
| } |
| if ( |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 13, 0)) |
| !d_is_file(file_path.dentry) || |
| #if (LINUX_VERSION_CODE > KERNEL_VERSION(4, 1, 0)) |
| d_really_is_negative(file_path.dentry) || |
| #endif /* LINUX_VERSION_CODE > KERNEL_VERSION(4, 1, 0) */ |
| #endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(3, 13, 0) */ |
| FALSE) |
| { |
| err = -EINVAL; |
| } else { |
| dir = dget_parent(file_path.dentry); |
| |
| if (!IS_ERR(dir)) { |
| err = DHD_VFS_UNLINK(dir, file_path.dentry, NULL); |
| dput(dir); |
| } else { |
| err = PTR_ERR(dir); |
| } |
| } |
| |
| path_put(&file_path); |
| |
| if (err < 0) { |
| DHD_ERROR(("Failed to delete file: %s error: %d\n", path, err)); |
| } |
| |
| return err; |
| } |
| #ifdef DHD_DUMP_MNGR |
| static int |
| dhd_dump_file_manage_idx(dhd_dump_file_manage_t *fm_ptr, char *fname) |
| { |
| int i; |
| int fm_idx = -1; |
| |
| for (i = 0; i < DHD_DUMP_TYPE_COUNT_MAX; i++) { |
| /* XXX dump file manager enqueues the type name to empty slot, |
| * so it's impossible that empty slot is in the middle. |
| */ |
| if (strlen(fm_ptr->elems[i].type_name) == 0) { |
| fm_idx = i; |
| break; |
| } |
| if (!(strncmp(fname, fm_ptr->elems[i].type_name, strlen(fname)))) { |
| fm_idx = i; |
| break; |
| } |
| } |
| |
| if (fm_idx == -1) { |
| return fm_idx; |
| } |
| |
| if (strlen(fm_ptr->elems[fm_idx].type_name) == 0) { |
| strncpy(fm_ptr->elems[fm_idx].type_name, fname, DHD_DUMP_TYPE_NAME_SIZE); |
| fm_ptr->elems[fm_idx].type_name[DHD_DUMP_TYPE_NAME_SIZE - 1] = '\0'; |
| fm_ptr->elems[fm_idx].file_idx = 0; |
| } |
| |
| return fm_idx; |
| } |
| |
| /* |
| * dhd_dump_file_manage_enqueue - enqueue dump file path |
| * and delete odest file if file count is max. |
| */ |
| void |
| dhd_dump_file_manage_enqueue(dhd_pub_t *dhd, char *dump_path, char *fname) |
| { |
| int fm_idx; |
| int fp_idx; |
| dhd_dump_file_manage_t *fm_ptr; |
| DFM_elem_t *elem; |
| |
| if (!dhd || !dhd->dump_file_manage) { |
| DHD_ERROR(("%s(): dhdp=%p dump_file_manage=%p\n", |
| __FUNCTION__, dhd, (dhd ? dhd->dump_file_manage : NULL))); |
| return; |
| } |
| |
| fm_ptr = dhd->dump_file_manage; |
| |
| /* find file_manage idx */ |
| DHD_INFO(("%s(): fname: %s dump_path: %s\n", __FUNCTION__, fname, dump_path)); |
| if ((fm_idx = dhd_dump_file_manage_idx(fm_ptr, fname)) < 0) { |
| DHD_ERROR(("%s(): Out of file manager entries, fname: %s\n", |
| __FUNCTION__, fname)); |
| return; |
| } |
| |
| elem = &fm_ptr->elems[fm_idx]; |
| fp_idx = elem->file_idx; |
| DHD_INFO(("%s(): fm_idx: %d fp_idx: %d path: %s\n", |
| __FUNCTION__, fm_idx, fp_idx, elem->file_path[fp_idx])); |
| |
| /* delete oldest file */ |
| if (strlen(elem->file_path[fp_idx]) != 0) { |
| if (dhd_file_delete(elem->file_path[fp_idx]) < 0) { |
| DHD_ERROR(("%s(): Failed to delete file: %s\n", |
| __FUNCTION__, elem->file_path[fp_idx])); |
| } else { |
| DHD_ERROR(("%s(): Successed to delete file: %s\n", |
| __FUNCTION__, elem->file_path[fp_idx])); |
| } |
| } |
| |
| /* save dump file path */ |
| strncpy(elem->file_path[fp_idx], dump_path, DHD_DUMP_FILE_PATH_SIZE); |
| elem->file_path[fp_idx][DHD_DUMP_FILE_PATH_SIZE - 1] = '\0'; |
| |
| /* change file index to next file index */ |
| elem->file_idx = (elem->file_idx + 1) % DHD_DUMP_FILE_COUNT_MAX; |
| } |
| #endif /* DHD_DUMP_MNGR */ |
| |
| #ifdef DNGL_AXI_ERROR_LOGGING |
| static void |
| dhd_axi_error_dump(void *handle, void *event_info, u8 event) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)handle; |
| dhd_pub_t *dhdp = NULL; |
| |
| if (!dhd) { |
| DHD_ERROR(("%s: dhd is NULL\n", __FUNCTION__)); |
| goto exit; |
| } |
| |
| dhdp = &dhd->pub; |
| if (!dhdp) { |
| DHD_ERROR(("%s: dhdp is NULL\n", __FUNCTION__)); |
| goto exit; |
| } |
| |
| /** |
| * First save axi error information to a file |
| * because panic should happen right after this. |
| * After dhd reset, dhd reads the file, and do hang event process |
| * to send axi error stored on the file to Bigdata server |
| */ |
| if (dhdp->axi_err_dump->etd_axi_error_v1.version != HND_EXT_TRAP_AXIERROR_VERSION_1) { |
| DHD_ERROR(("%s: Invalid AXI version: 0x%x\n", |
| __FUNCTION__, dhdp->axi_err_dump->etd_axi_error_v1.version)); |
| } |
| |
| DHD_OS_WAKE_LOCK(dhdp); |
| #ifdef DHD_FW_COREDUMP |
| #ifdef DHD_SSSR_DUMP |
| DHD_ERROR(("%s : Set collect_sssr as TRUE\n", __FUNCTION__)); |
| dhdp->collect_sssr = TRUE; |
| #endif /* DHD_SSSR_DUMP */ |
| DHD_ERROR(("%s: scheduling mem dump.. \n", __FUNCTION__)); |
| dhd_schedule_memdump(dhdp, dhdp->soc_ram, dhdp->soc_ram_length); |
| #endif /* DHD_FW_COREDUMP */ |
| DHD_OS_WAKE_UNLOCK(dhdp); |
| |
| exit: |
| /* Trigger kernel panic after taking necessary dumps */ |
| BUG_ON(1); |
| } |
| |
| void dhd_schedule_axi_error_dump(dhd_pub_t *dhdp, void *type) |
| { |
| DHD_ERROR(("%s: scheduling axi_error_dump.. \n", __FUNCTION__)); |
| dhd_deferred_schedule_work(dhdp->info->dhd_deferred_wq, |
| type, DHD_WQ_WORK_AXI_ERROR_DUMP, |
| dhd_axi_error_dump, DHD_WQ_WORK_PRIORITY_HIGH); |
| } |
| #endif /* DNGL_AXI_ERROR_LOGGING */ |
| |
| #ifdef SUPPORT_SET_TID |
| /* |
| * Set custom TID value for UDP frame based on UID value. |
| * This will be triggered by android private command below. |
| * DRIVER SET_TID <Mode:uint8> <Target UID:uint32> <Custom TID:uint8> |
| * Mode 0(SET_TID_OFF) : Disable changing TID |
| * Mode 1(SET_TID_ALL_UDP) : Change TID for all UDP frames |
| * Mode 2(SET_TID_BASED_ON_UID) : Change TID for UDP frames based on target UID |
| */ |
| void |
| dhd_set_tid_based_on_uid(dhd_pub_t *dhdp, void *pkt) |
| { |
| struct ether_header *eh = NULL; |
| struct sock *sk = NULL; |
| uint8 *pktdata = NULL; |
| uint8 *ip_hdr = NULL; |
| uint8 cur_prio; |
| uint8 prio; |
| uint32 uid; |
| |
| if (dhdp->tid_mode == SET_TID_OFF) { |
| return; |
| } |
| |
| pktdata = (uint8 *)PKTDATA(dhdp->osh, pkt); |
| eh = (struct ether_header *) pktdata; |
| ip_hdr = (uint8 *)eh + ETHER_HDR_LEN; |
| |
| if (IPV4_PROT(ip_hdr) != IP_PROT_UDP) { |
| return; |
| } |
| |
| cur_prio = PKTPRIO(pkt); |
| prio = dhdp->target_tid; |
| uid = dhdp->target_uid; |
| |
| if ((cur_prio == prio) || |
| (cur_prio != PRIO_8021D_BE)) { |
| return; |
| } |
| |
| sk = ((struct sk_buff*)(pkt))->sk; |
| |
| if ((dhdp->tid_mode == SET_TID_ALL_UDP) || |
| (sk && (uid == __kuid_val(sock_i_uid(sk))))) { |
| PKTSETPRIO(pkt, prio); |
| } |
| } |
| #endif /* SUPPORT_SET_TID */ |
| |
| #ifdef BCMPCIE |
| static void |
| dhd_cto_recovery_handler(void *handle, void *event_info, u8 event) |
| { |
| dhd_info_t *dhd = handle; |
| dhd_pub_t *dhdp = NULL; |
| |
| if (!dhd) { |
| DHD_ERROR(("%s: dhd is NULL\n", __FUNCTION__)); |
| BUG_ON(1); |
| return; |
| } |
| |
| dhdp = &dhd->pub; |
| dhdpcie_cto_recovery_handler(dhdp); |
| } |
| |
| void |
| dhd_schedule_cto_recovery(dhd_pub_t *dhdp) |
| { |
| DHD_ERROR(("%s: scheduling cto recovery.. \n", __FUNCTION__)); |
| dhd_deferred_schedule_work(dhdp->info->dhd_deferred_wq, |
| NULL, DHD_WQ_WORK_CTO_RECOVERY, |
| dhd_cto_recovery_handler, DHD_WQ_WORK_PRIORITY_HIGH); |
| } |
| #endif /* BCMPCIE */ |
| |
| #ifdef DHD_WIFI_SHUTDOWN |
| void wifi_plat_dev_drv_shutdown(struct platform_device *pdev) |
| { |
| dhd_pub_t *dhd_pub = NULL; |
| dhd_info_t *dhd_info = NULL; |
| dhd_if_t *dhd_if = NULL; |
| |
| DHD_ERROR(("%s enter\n", __FUNCTION__)); |
| dhd_pub = g_dhd_pub; |
| |
| if (dhd_os_check_if_up(dhd_pub)) { |
| dhd_info = (dhd_info_t *)dhd_pub->info; |
| dhd_if = dhd_info->iflist[0]; |
| ASSERT(dhd_if); |
| ASSERT(dhd_if->net); |
| if (dhd_if && dhd_if->net) { |
| dhd_stop(dhd_if->net); |
| } |
| } |
| } |
| #endif /* DHD_WIFI_SHUTDOWN */ |
| #ifdef WL_AUTO_QOS |
| void |
| dhd_wl_sock_qos_set_status(dhd_pub_t *dhdp, unsigned long on_off) |
| { |
| dhd_sock_qos_set_status(dhdp->info, on_off); |
| } |
| #endif /* WL_AUTO_QOS */ |
| |
| #ifdef DHD_CFG80211_SUSPEND_RESUME |
| void |
| dhd_cfg80211_suspend(dhd_pub_t *dhdp) |
| { |
| struct net_device *net = dhd_idx2net((dhd_pub_t *)dhdp, 0); |
| struct bcm_cfg80211 *cfg = wl_get_cfg(net); |
| wl_cfg80211_suspend(cfg); |
| } |
| |
| void |
| dhd_cfg80211_resume(dhd_pub_t *dhdp) |
| { |
| struct net_device * net = dhd_idx2net((dhd_pub_t *)dhdp, 0); |
| struct bcm_cfg80211 *cfg = wl_get_cfg(net); |
| wl_cfg80211_resume(cfg); |
| } |
| #endif /* DHD_CFG80211_SUSPEND_RESUME */ |
| |
| void |
| dhd_generate_rand_mac_addr(struct ether_addr *ea_addr) |
| { |
| RANDOM_BYTES(ea_addr->octet, ETHER_ADDR_LEN); |
| /* restore mcast and local admin bits to 0 and 1 */ |
| ETHER_SET_UNICAST(ea_addr->octet); |
| ETHER_SET_LOCALADDR(ea_addr->octet); |
| DHD_ERROR(("%s:generated new MAC="MACDBG" \n", |
| __FUNCTION__, MAC2STRDBG(ea_addr->octet))); |
| return; |
| } |
| |
| void * |
| dhd_get_roam_evt(dhd_pub_t *dhdp) |
| { |
| #if defined(DHD_PUB_ROAM_EVT) |
| return (void *)&(dhdp->roam_evt); |
| #else |
| return NULL; |
| #endif /* DHD_PUB_ROAM_EVT */ |
| } |
| |
| /* BANDLOCK_FILE is for Hikey only and BANDLOCK has a priority than BANDLOCK_FILE */ |
| static void dhd_set_bandlock(dhd_pub_t * dhd) |
| { |
| #if defined(BANDLOCK) |
| int band = BANDLOCK; |
| if (dhd_wl_ioctl_cmd(dhd, WLC_SET_BAND, &band, sizeof(band), TRUE, 0) < 0) { |
| DHD_ERROR(("%s: set band(%d) error\n", __FUNCTION__, band)); |
| } |
| #elif defined(BANDLOCK_FILE) |
| int band; |
| char val[2] = {0, 0}; |
| if (dhd_read_file(PATH_BANDLOCK_INFO, (char *)val, sizeof(char)) == BCME_OK) { |
| band = bcm_atoi(val); |
| if (dhd_wl_ioctl_cmd(dhd, WLC_SET_BAND, &band, sizeof(band), TRUE, 0) < 0) { |
| DHD_ERROR(("%s: set band(%d) error\n", __FUNCTION__, band)); |
| } |
| } |
| #endif /* BANDLOCK */ |
| } |
| |
| #ifdef PCIE_FULL_DONGLE |
| /* API to delete flowings and Stations |
| * corresponding to the interface(ndev) |
| */ |
| void |
| dhd_net_del_flowrings_sta(dhd_pub_t *dhd, struct net_device *ndev) |
| { |
| dhd_if_t *ifp = NULL; |
| |
| ifp = dhd_get_ifp_by_ndev(dhd, ndev); |
| if (ifp == NULL) { |
| DHD_ERROR(("DHD Iface Info corresponding to %s not found\n", ndev->name)); |
| return; |
| } |
| |
| /* For now called only in iface delete path.. |
| * Add reason codes if this API need to be reused in any other paths. |
| */ |
| DHD_ERROR(("%s:Clean up IFACE idx %d due to interface delete\n", |
| __FUNCTION__, ifp->idx)); |
| |
| dhd_del_all_sta(dhd, ifp->idx); |
| dhd_flow_rings_delete(dhd, ifp->idx); |
| } |
| #endif /* PCIE_FULL_DONGLE */ |
| |
| #ifdef WL_CFGVENDOR_SEND_ALERT_EVENT |
| static void dhd_alert_process(struct work_struct *work_data) |
| { |
| struct net_device *dev; |
| struct dhd_info *dhd; |
| /* Ignore compiler warnings due to -Werror=cast-qual */ |
| GCC_DIAGNOSTIC_PUSH_SUPPRESS_CAST(); |
| dhd = container_of(work_data, dhd_info_t, dhd_alert_process_work); |
| GCC_DIAGNOSTIC_POP(); |
| |
| dev = dhd->iflist[0]->net; |
| |
| if (dev) { |
| #if defined(WL_CFG80211) |
| wl_cfg80211_alert(dev); |
| #endif |
| } |
| } |
| |
| int dhd_os_send_alert_message(dhd_pub_t *dhdp) |
| { |
| int ret = 0; |
| dhd_info_t *dhd_info = NULL; |
| #ifdef WL_CFG80211 |
| struct net_device *primary_ndev; |
| struct bcm_cfg80211 *cfg; |
| #endif /* WL_CFG80211 */ |
| |
| DHD_ERROR(("%s enter\n", __FUNCTION__)); |
| |
| if (!dhdp) { |
| DHD_ERROR(("%s: dhdp is null\n", __FUNCTION__)); |
| return -EINVAL; |
| } |
| |
| dhd_info = (dhd_info_t *)dhdp->info; |
| BCM_REFERENCE(dhd_info); |
| |
| #ifdef WL_CFG80211 |
| primary_ndev = dhd_linux_get_primary_netdev(dhdp); |
| if (!primary_ndev) { |
| DHD_ERROR(("%s: Cannot find primary netdev\n", __FUNCTION__)); |
| return -ENODEV; |
| } |
| cfg = wl_get_cfg(primary_ndev); |
| if (!cfg) { |
| DHD_ERROR(("%s: Cannot find cfg\n", __FUNCTION__)); |
| return -EINVAL; |
| } |
| |
| /* Skip sending ALERT event to framework if driver is not ready */ |
| if (!wl_get_drv_status(cfg, READY, primary_ndev)) { |
| DHD_ERROR(("%s: device is not ready\n", __FUNCTION__)); |
| return -ENODEV; |
| } |
| #endif /* WL_CFG80211 */ |
| |
| schedule_work(&dhdp->info->dhd_alert_process_work); |
| |
| return ret; |
| } |
| #endif |