| /* |
| * Broadcom Dongle Host Driver (DHD), Linux-specific network interface |
| * Basically selected code segments from usb-cdc.c and usb-rndis.c |
| * |
| * Copyright (C) 1999-2013, Broadcom Corporation |
| * |
| * 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. |
| * |
| * Notwithstanding the above, under no circumstances may you combine this |
| * software in any way with any other Broadcom software provided under a license |
| * other than the GPL, without Broadcom's express prior written consent. |
| * |
| * $Id: dhd_linux.c 419821 2013-08-22 21:43:26Z $ |
| */ |
| |
| #include <typedefs.h> |
| #include <linuxver.h> |
| #include <osl.h> |
| |
| #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/fs.h> |
| #include <linux/ip.h> |
| #include <net/addrconf.h> |
| |
| #include <asm/uaccess.h> |
| #include <asm/unaligned.h> |
| |
| #include <epivers.h> |
| #include <bcmutils.h> |
| #include <bcmendian.h> |
| #include <bcmdevs.h> |
| |
| #include <proto/ethernet.h> |
| #include <proto/bcmip.h> |
| #include <dngl_stats.h> |
| #include <dhd.h> |
| #include <dhd_bus.h> |
| #include <dhd_proto.h> |
| #include <dhd_dbg.h> |
| #ifdef CONFIG_HAS_WAKELOCK |
| #include <linux/wakelock.h> |
| #endif |
| #ifdef WL_CFG80211 |
| #include <wl_cfg80211.h> |
| #endif |
| #ifdef PNO_SUPPORT |
| #include <dhd_pno.h> |
| #endif |
| #if (LINUX_VERSION_CODE > KERNEL_VERSION(3, 13, 0)) || defined(WL_VENDOR_EXT_SUPPORT) |
| #include <wl_cfgvendor.h> |
| #endif /* KERNEL > 3.13 || WL_VENDOR_EXT_SUPPORT */ |
| #ifdef WLMEDIA_HTSF |
| #include <linux/time.h> |
| #include <htsf.h> |
| |
| #define HTSF_MINLEN 200 /* min. packet length to timestamp */ |
| #define HTSF_BUS_DELAY 150 /* assume a fix propagation in us */ |
| #define TSMAX 1000 /* max no. of timing record kept */ |
| #define NUMBIN 34 |
| |
| static uint32 tsidx = 0; |
| static uint32 htsf_seqnum = 0; |
| uint32 tsfsync; |
| struct timeval tsync; |
| static uint32 tsport = 5010; |
| |
| typedef struct histo_ { |
| uint32 bin[NUMBIN]; |
| } histo_t; |
| |
| #if !ISPOWEROF2(DHD_SDALIGN) |
| #error DHD_SDALIGN is not a power of 2! |
| #endif |
| |
| static histo_t vi_d1, vi_d2, vi_d3, vi_d4; |
| #endif /* WLMEDIA_HTSF */ |
| |
| |
| #if defined(SOFTAP) |
| extern bool ap_cfg_running; |
| extern bool ap_fw_loaded; |
| #endif |
| |
| |
| /* enable HOSTIP cache update from the host side when an eth0:N is up */ |
| #define AOE_IP_ALIAS_SUPPORT 1 |
| |
| #ifdef BCM_FD_AGGR |
| #include <bcm_rpc.h> |
| #include <bcm_rpc_tp.h> |
| #endif |
| #ifdef PROP_TXSTATUS |
| #include <wlfc_proto.h> |
| #include <dhd_wlfc.h> |
| #endif |
| |
| #include <wl_android.h> |
| |
| #ifdef ARP_OFFLOAD_SUPPORT |
| void aoe_update_host_ipv4_table(dhd_pub_t *dhd_pub, u32 ipa, bool add, int idx); |
| static int dhd_device_event(struct notifier_block *this, |
| unsigned long event, |
| void *ptr); |
| |
| static struct notifier_block dhd_notifier = { |
| .notifier_call = dhd_device_event |
| }; |
| #endif /* ARP_OFFLOAD_SUPPORT */ |
| static int dhd_device_ipv6_event(struct notifier_block *this, |
| unsigned long event, |
| void *ptr); |
| |
| static struct notifier_block dhd_notifier_ipv6 = { |
| .notifier_call = dhd_device_ipv6_event |
| }; |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) && defined(CONFIG_PM_SLEEP) |
| #include <linux/suspend.h> |
| volatile bool dhd_mmc_suspend = FALSE; |
| DECLARE_WAIT_QUEUE_HEAD(dhd_dpc_wait); |
| #endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) && defined(CONFIG_PM_SLEEP) */ |
| |
| #if defined(OOB_INTR_ONLY) |
| extern void dhd_enable_oob_intr(struct dhd_bus *bus, bool enable); |
| #endif |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) && (1) |
| static void dhd_hang_process(struct work_struct *work); |
| #endif |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0)) |
| MODULE_LICENSE("GPL v2"); |
| #endif /* LinuxVer */ |
| |
| #include <dhd_bus.h> |
| |
| #ifdef BCM_FD_AGGR |
| #define DBUS_RX_BUFFER_SIZE_DHD(net) (BCM_RPC_TP_DNGL_AGG_MAX_BYTE) |
| #else |
| #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 |
| #endif /* BCM_FD_AGGR */ |
| |
| #ifdef PROP_TXSTATUS |
| extern bool dhd_wlfc_skip_fc(void); |
| extern void dhd_wlfc_plat_enable(void *dhd); |
| extern void dhd_wlfc_plat_deinit(void *dhd); |
| #endif /* PROP_TXSTATUS */ |
| |
| #if LINUX_VERSION_CODE == KERNEL_VERSION(2, 6, 15) |
| const char * |
| print_tainted() |
| { |
| return ""; |
| } |
| #endif /* LINUX_VERSION_CODE == KERNEL_VERSION(2, 6, 15) */ |
| |
| /* Linux wireless extension support */ |
| #if defined(WL_WIRELESS_EXT) |
| #include <wl_iw.h> |
| extern wl_iw_extra_params_t g_wl_iw_params; |
| #endif /* defined(WL_WIRELESS_EXT) */ |
| |
| #if defined(CONFIG_HAS_EARLYSUSPEND) && defined(DHD_USE_EARLYSUSPEND) |
| #include <linux/earlysuspend.h> |
| #endif /* defined(CONFIG_HAS_EARLYSUSPEND) && defined(DHD_USE_EARLYSUSPEND) */ |
| |
| extern int dhd_get_suspend_bcn_li_dtim(dhd_pub_t *dhd); |
| |
| #ifdef PKT_FILTER_SUPPORT |
| extern void dhd_pktfilter_offload_set(dhd_pub_t * dhd, char *arg); |
| extern void dhd_pktfilter_offload_enable(dhd_pub_t * dhd, char *arg, int enable, int master_mode); |
| extern void dhd_pktfilter_offload_delete(dhd_pub_t *dhd, int id); |
| #endif |
| |
| |
| #ifdef READ_MACADDR |
| extern int dhd_read_macaddr(struct dhd_info *dhd); |
| #else |
| static inline int dhd_read_macaddr(struct dhd_info *dhd) { return 0; } |
| #endif |
| #ifdef WRITE_MACADDR |
| extern int dhd_write_macaddr(struct ether_addr *mac); |
| #else |
| static inline int dhd_write_macaddr(struct ether_addr *mac) { return 0; } |
| #endif |
| struct ipv6_addr { |
| char ipv6_addr[IPV6_ADDR_LEN]; |
| dhd_ipv6_op_t ipv6_oper; |
| struct list_head list; |
| }; |
| |
| /* Interface control information */ |
| typedef struct dhd_if { |
| struct dhd_info *info; /* back pointer to dhd_info */ |
| /* OS/stack specifics */ |
| struct net_device *net; |
| struct net_device_stats stats; |
| int idx; /* iface idx in dongle */ |
| dhd_if_state_t state; /* interface state */ |
| uint subunit; /* subunit */ |
| uint8 mac_addr[ETHER_ADDR_LEN]; /* assigned MAC address */ |
| bool attached; /* Delayed attachment when unset */ |
| bool txflowcontrol; /* Per interface flow control indicator */ |
| char name[IFNAMSIZ+1]; /* linux interface name */ |
| uint8 bssidx; /* bsscfg index for the interface */ |
| bool set_multicast; |
| struct list_head ipv6_list; |
| spinlock_t ipv6_lock; |
| bool event2cfg80211; /* To determine if pass event to cfg80211 */ |
| } dhd_if_t; |
| |
| #ifdef WLMEDIA_HTSF |
| typedef struct { |
| uint32 low; |
| uint32 high; |
| } tsf_t; |
| |
| typedef struct { |
| uint32 last_cycle; |
| uint32 last_sec; |
| uint32 last_tsf; |
| uint32 coef; /* scaling factor */ |
| uint32 coefdec1; /* first decimal */ |
| uint32 coefdec2; /* second decimal */ |
| } htsf_t; |
| |
| typedef struct { |
| uint32 t1; |
| uint32 t2; |
| uint32 t3; |
| uint32 t4; |
| } tstamp_t; |
| |
| static tstamp_t ts[TSMAX]; |
| static tstamp_t maxdelayts; |
| static uint32 maxdelay = 0, tspktcnt = 0, maxdelaypktno = 0; |
| |
| #endif /* WLMEDIA_HTSF */ |
| |
| /* Local private structure (extension of pub) */ |
| typedef struct dhd_info { |
| #if defined(WL_WIRELESS_EXT) |
| wl_iw_t iw; /* wireless extensions state (must be first) */ |
| #endif /* defined(WL_WIRELESS_EXT) */ |
| |
| dhd_pub_t pub; |
| |
| /* For supporting multiple interfaces */ |
| dhd_if_t *iflist[DHD_MAX_IFS]; |
| |
| struct semaphore proto_sem; |
| #ifdef PROP_TXSTATUS |
| spinlock_t wlfc_spinlock; |
| #endif /* PROP_TXSTATUS */ |
| #ifdef WLMEDIA_HTSF |
| htsf_t htsf; |
| #endif |
| wait_queue_head_t ioctl_resp_wait; |
| uint32 default_wd_interval; |
| |
| struct timer_list timer; |
| bool wd_timer_valid; |
| struct tasklet_struct tasklet; |
| spinlock_t sdlock; |
| spinlock_t txqlock; |
| spinlock_t dhd_lock; |
| #ifdef DHDTHREAD |
| /* Thread based operation */ |
| bool threads_only; |
| struct semaphore sdsem; |
| |
| tsk_ctl_t thr_dpc_ctl; |
| tsk_ctl_t thr_wdt_ctl; |
| #ifdef RXFRAME_THREAD |
| tsk_ctl_t thr_rxf_ctl; |
| spinlock_t rxf_lock; |
| #endif /* RXFRAME_THREAD */ |
| #endif /* DHDTHREAD */ |
| bool dhd_tasklet_create; |
| tsk_ctl_t thr_sysioc_ctl; |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) |
| struct work_struct work_hang; |
| #endif |
| |
| /* Wakelocks */ |
| #if defined(CONFIG_HAS_WAKELOCK) && (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) |
| struct wake_lock wl_wifi; /* Wifi wakelock */ |
| struct wake_lock wl_rxwake; /* Wifi rx wakelock */ |
| struct wake_lock wl_ctrlwake; /* Wifi ctrl wakelock */ |
| struct wake_lock wl_wdwake; /* Wifi wd wakelock */ |
| #endif |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 25)) && 1 |
| /* net_device interface lock, prevent race conditions among net_dev interface |
| * calls and wifi_on or wifi_off |
| */ |
| struct mutex dhd_net_if_mutex; |
| struct mutex dhd_suspend_mutex; |
| #endif |
| spinlock_t wakelock_spinlock; |
| int wakelock_counter; |
| int wakelock_wd_counter; |
| int wakelock_rx_timeout_enable; |
| int wakelock_ctrl_timeout_enable; |
| |
| /* Thread to issue ioctl for multicast */ |
| unsigned char set_macaddress; |
| struct ether_addr macvalue; |
| wait_queue_head_t ctrl_wait; |
| atomic_t pend_8021x_cnt; |
| dhd_attach_states_t dhd_state; |
| |
| #if defined(CONFIG_HAS_EARLYSUSPEND) && defined(DHD_USE_EARLYSUSPEND) |
| struct early_suspend early_suspend; |
| #endif /* CONFIG_HAS_EARLYSUSPEND && DHD_USE_EARLYSUSPEND */ |
| |
| #ifdef ARP_OFFLOAD_SUPPORT |
| u32 pend_ipaddr; |
| #endif /* ARP_OFFLOAD_SUPPORT */ |
| #ifdef BCM_FD_AGGR |
| void *rpc_th; |
| void *rpc_osh; |
| struct timer_list rpcth_timer; |
| bool rpcth_timer_active; |
| bool fdaggr; |
| #endif |
| #ifdef DHDTCPACK_SUPPRESS |
| spinlock_t tcpack_lock; |
| #endif /* DHDTCPACK_SUPPRESS */ |
| } dhd_info_t; |
| |
| /* 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]; |
| |
| /* 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 (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) |
| struct semaphore dhd_registration_sem; |
| struct semaphore dhd_chipup_sem; |
| int dhd_registration_check = FALSE; |
| |
| #define DHD_REGISTRATION_TIMEOUT 12000 /* msec : allowed time to finished dhd registration */ |
| #endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) */ |
| |
| /* Spawn a thread for system ioctls (set mac, set mcast) */ |
| uint dhd_sysioc = TRUE; |
| module_param(dhd_sysioc, uint, 0); |
| |
| /* Error bits */ |
| module_param(dhd_msg_level, int, 0); |
| |
| #ifdef ARP_OFFLOAD_SUPPORT |
| /* ARP offload enable */ |
| uint dhd_arp_enable = TRUE; |
| module_param(dhd_arp_enable, uint, 0); |
| |
| /* ARP offload agent mode : Enable ARP Host Auto-Reply and ARP Peer Auto-Reply */ |
| |
| uint dhd_arp_mode = ARP_OL_AGENT | ARP_OL_PEER_AUTO_REPLY; |
| |
| 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, 0); |
| |
| |
| /* Watchdog interval */ |
| |
| /* extend watchdog expiration to 2 seconds when DPC is running */ |
| #define WATCHDOG_EXTEND_INTERVAL (2000) |
| |
| uint dhd_watchdog_ms = 10; |
| module_param(dhd_watchdog_ms, uint, 0); |
| |
| #if defined(DHD_DEBUG) |
| /* Console poll interval */ |
| uint dhd_console_ms = 0; |
| module_param(dhd_console_ms, uint, 0644); |
| #endif /* defined(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 */ |
| uint dhd_master_mode = TRUE; |
| module_param(dhd_master_mode, uint, 0); |
| |
| #ifdef DHDTHREAD |
| 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); |
| |
| #ifdef RXFRAME_THREAD |
| /* RX frame thread priority */ |
| int dhd_rxf_prio = CUSTOM_RXF_PRIO_SETTING; |
| module_param(dhd_rxf_prio, int, 0); |
| #endif /* RXFRAME_THREAD */ |
| |
| /* DPC thread priority, -1 to use tasklet */ |
| extern int dhd_dongle_ramsize; |
| module_param(dhd_dongle_ramsize, int, 0); |
| #endif /* DHDTHREAD */ |
| /* Control fw roaming */ |
| uint dhd_roam_disable = 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; |
| |
| /* 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); |
| |
| /* 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); |
| |
| #ifdef BCMDBGFS |
| extern void dhd_dbg_init(dhd_pub_t *dhdp); |
| extern void dhd_dbg_remove(void); |
| #endif /* BCMDBGFS */ |
| |
| |
| |
| #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 */ |
| |
| /* Version string to report */ |
| #ifdef DHD_DEBUG |
| #ifndef SRCBASE |
| #define SRCBASE "drivers/net/wireless/bcmdhd" |
| #endif |
| #define DHD_COMPILED "\nCompiled in " SRCBASE |
| #else |
| #define DHD_COMPILED |
| #endif /* DHD_DEBUG */ |
| |
| static char dhd_version[] = "Dongle Host Driver, version " EPI_VERSION_STR |
| #ifdef DHD_DEBUG |
| "\nCompiled in " SRCBASE " on " __DATE__ " at " __TIME__ |
| #endif |
| ; |
| 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); |
| |
| #ifdef WLMEDIA_HTSF |
| void htsf_update(dhd_info_t *dhd, void *data); |
| tsf_t prev_tsf, cur_tsf; |
| |
| uint32 dhd_get_htsf(dhd_info_t *dhd, int ifidx); |
| static int dhd_ioctl_htsf_get(dhd_info_t *dhd, int ifidx); |
| static void dhd_dump_latency(void); |
| static void dhd_htsf_addtxts(dhd_pub_t *dhdp, void *pktbuf); |
| static void dhd_htsf_addrxts(dhd_pub_t *dhdp, void *pktbuf); |
| static void dhd_dump_htsfhisto(histo_t *his, char *s); |
| #endif /* WLMEDIA_HTSF */ |
| |
| /* Monitor interface */ |
| int dhd_monitor_init(void *dhd_pub); |
| int dhd_monitor_uninit(void); |
| |
| |
| |
| #if defined(WL_WIRELESS_EXT) |
| struct iw_statistics *dhd_get_wireless_stats(struct net_device *dev); |
| #endif /* defined(WL_WIRELESS_EXT) */ |
| |
| 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, |
| wl_event_msg_t *event_ptr, void **data_ptr); |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) && (LINUX_VERSION_CODE <= \ |
| KERNEL_VERSION(2, 6, 39)) && defined(CONFIG_PM_SLEEP) |
| static int dhd_sleep_pm_callback(struct notifier_block *nfb, unsigned long action, void *ignored) |
| { |
| int ret = NOTIFY_DONE; |
| |
| switch (action) { |
| case PM_HIBERNATION_PREPARE: |
| case PM_SUSPEND_PREPARE: |
| dhd_mmc_suspend = TRUE; |
| ret = NOTIFY_OK; |
| break; |
| case PM_POST_HIBERNATION: |
| case PM_POST_SUSPEND: |
| dhd_mmc_suspend = FALSE; |
| ret = NOTIFY_OK; |
| break; |
| } |
| smp_mb(); |
| return ret; |
| } |
| |
| static struct notifier_block dhd_sleep_pm_notifier = { |
| .notifier_call = dhd_sleep_pm_callback, |
| .priority = 10 |
| }; |
| extern int register_pm_notifier(struct notifier_block *nb); |
| extern int unregister_pm_notifier(struct notifier_block *nb); |
| #endif /* (LINUX_VERSION >= 2.6.27 && LINUX_VERSION <= 2.6.39 && CONFIG_PM_SLEEP */ |
| |
| #if defined(DHDTHREAD) && defined(RXFRAME_THREAD) |
| /* 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); |
| |
| 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 */ |
| /* Do I need to make this context sleep here? Definitely in Single processor case */ |
| 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)); |
| msleep(1); |
| 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; |
| } |
| #endif /* defined(DHDTHREAD) && defined(RXFRAME_THREAD) */ |
| |
| static int dhd_process_cid_mac(dhd_pub_t *dhdp, bool prepost) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)dhdp->info; |
| |
| if (prepost) { /* pre process */ |
| dhd_read_macaddr(dhd); |
| } else { /* post process */ |
| dhd_write_macaddr(&dhd->pub.mac); |
| } |
| |
| return 0; |
| } |
| |
| #if defined(PKT_FILTER_SUPPORT) && !defined(GAN_LITE_NAT_KEEPALIVE_FILTER) |
| static bool |
| _turn_on_arp_filter(dhd_pub_t *dhd, int op_mode) |
| { |
| bool _apply = FALSE; |
| /* In case of IBSS mode, apply arp pkt filter */ |
| if (op_mode & 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 ((dhd->arp_version == 1) && |
| (op_mode & (DHD_FLAG_P2P_GC_MODE | DHD_FLAG_P2P_GO_MODE))) { |
| _apply = TRUE; |
| goto exit; |
| } |
| |
| exit: |
| return _apply; |
| } |
| #endif /* PKT_FILTER_SUPPORT && !GAN_LITE_NAT_KEEPALIVE_FILTER */ |
| |
| void dhd_set_packet_filter(dhd_pub_t *dhd) |
| { |
| #ifdef PKT_FILTER_SUPPORT |
| 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]); |
| } |
| } |
| #endif /* PKT_FILTER_SUPPORT */ |
| } |
| |
| void dhd_enable_packet_filter(int value, dhd_pub_t *dhd) |
| { |
| #ifdef PKT_FILTER_SUPPORT |
| int i; |
| |
| DHD_TRACE(("%s: enter, value = %d\n", __FUNCTION__, value)); |
| /* 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 */ |
| dhd_pktfilter_offload_enable(dhd, dhd->pktfilter[i], |
| value, dhd_master_mode); |
| } |
| } |
| #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; */ |
| char iovbuf[32]; |
| int bcn_li_dtim = 0; /* Default bcn_li_dtim in resume mode is 0 */ |
| #ifndef ENABLE_FW_ROAM_SUSPEND |
| uint roamvar = 1; |
| #endif /* ENABLE_FW_ROAM_SUSPEND */ |
| uint nd_ra_filter = 0; |
| int ret = 0; |
| |
| if (!dhd) |
| return -ENODEV; |
| |
| DHD_TRACE(("%s: enter, value = %d in_suspend=%d\n", |
| __FUNCTION__, value, dhd->in_suspend)); |
| |
| dhd_suspend_lock(dhd); |
| 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 */ |
| |
| /* Enable packet filter, only allow unicast packet to send up */ |
| dhd_enable_packet_filter(1, dhd); |
| |
| |
| /* 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. |
| */ |
| bcn_li_dtim = dhd_get_suspend_bcn_li_dtim(dhd); |
| bcm_mkiovar("bcn_li_dtim", (char *)&bcn_li_dtim, |
| 4, iovbuf, sizeof(iovbuf)); |
| if (dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, sizeof(iovbuf), |
| TRUE, 0) < 0) |
| DHD_ERROR(("%s: set dtim failed\n", __FUNCTION__)); |
| #ifndef ENABLE_FW_ROAM_SUSPEND |
| /* Disable firmware roaming during suspend */ |
| bcm_mkiovar("roam_off", (char *)&roamvar, 4, |
| iovbuf, sizeof(iovbuf)); |
| dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, sizeof(iovbuf), TRUE, 0); |
| #endif /* ENABLE_FW_ROAM_SUSPEND */ |
| if (FW_SUPPORTED(dhd, ndoe)) { |
| /* enable IPv6 RA filter in firmware during suspend */ |
| nd_ra_filter = 1; |
| bcm_mkiovar("nd_ra_filter_enable", (char *)&nd_ra_filter, 4, |
| iovbuf, sizeof(iovbuf)); |
| if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, sizeof(iovbuf), TRUE, 0)) < 0) |
| DHD_ERROR(("failed to set nd_ra_filter (%d)\n", ret)); |
| } |
| } else { |
| #ifdef PKT_FILTER_SUPPORT |
| dhd->early_suspended = 0; |
| #endif |
| /* Kernel resumed */ |
| DHD_ERROR(("%s: Remove extra suspend setting \n", __FUNCTION__)); |
| |
| #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 */ |
| #ifdef PKT_FILTER_SUPPORT |
| /* disable pkt filter */ |
| dhd_enable_packet_filter(0, dhd); |
| #endif /* PKT_FILTER_SUPPORT */ |
| |
| /* restore pre-suspend setting for dtim_skip */ |
| bcm_mkiovar("bcn_li_dtim", (char *)&bcn_li_dtim, |
| 4, iovbuf, sizeof(iovbuf)); |
| |
| dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, sizeof(iovbuf), TRUE, 0); |
| #ifndef ENABLE_FW_ROAM_SUSPEND |
| roamvar = dhd_roam_disable; |
| bcm_mkiovar("roam_off", (char *)&roamvar, 4, iovbuf, |
| sizeof(iovbuf)); |
| dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, sizeof(iovbuf), TRUE, 0); |
| #endif /* ENABLE_FW_ROAM_SUSPEND */ |
| if (FW_SUPPORTED(dhd, ndoe)) { |
| /* disable IPv6 RA filter in firmware during suspend */ |
| nd_ra_filter = 0; |
| bcm_mkiovar("nd_ra_filter_enable", (char *)&nd_ra_filter, 4, |
| iovbuf, sizeof(iovbuf)); |
| if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, sizeof(iovbuf), TRUE, 0)) < 0) |
| DHD_ERROR(("failed to set nd_ra_filter (%d)\n", ret)); |
| } |
| |
| } |
| } |
| 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 = jiffies_to_usecs(1); |
| } |
| |
| int |
| dhd_timeout_expired(dhd_timeout_t *tmo) |
| { |
| /* Does nothing the first call */ |
| if (tmo->increment == 0) { |
| tmo->increment = 1; |
| return 0; |
| } |
| |
| if (tmo->elapsed >= tmo->limit) |
| return 1; |
| |
| /* Add the delay that's about to take place */ |
| tmo->elapsed += tmo->increment; |
| |
| if (tmo->increment < tmo->tick) { |
| OSL_DELAY(tmo->increment); |
| tmo->increment *= 2; |
| if (tmo->increment > tmo->tick) |
| tmo->increment = tmo->tick; |
| } else { |
| wait_queue_head_t delay_wait; |
| DECLARE_WAITQUEUE(wait, current); |
| init_waitqueue_head(&delay_wait); |
| add_wait_queue(&delay_wait, &wait); |
| set_current_state(TASK_INTERRUPTIBLE); |
| schedule_timeout(1); |
| remove_wait_queue(&delay_wait, &wait); |
| set_current_state(TASK_RUNNING); |
| } |
| |
| return 0; |
| } |
| |
| int |
| dhd_net2idx(dhd_info_t *dhd, struct net_device *net) |
| { |
| int i = 0; |
| |
| ASSERT(dhd); |
| while (i < DHD_MAX_IFS) { |
| if (dhd->iflist[i] && (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]->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; |
| #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 35) |
| struct netdev_hw_addr *ha; |
| #else |
| struct dev_mc_list *mclist; |
| #endif |
| uint32 allmulti, cnt; |
| |
| wl_ioctl_t ioc; |
| char *buf, *bufp; |
| uint buflen; |
| int ret; |
| |
| ASSERT(dhd && dhd->iflist[ifidx]); |
| dev = dhd->iflist[ifidx]->net; |
| if (!dev) |
| return; |
| #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27) |
| netif_addr_lock_bh(dev); |
| #endif |
| #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 35) |
| cnt = netdev_mc_count(dev); |
| #else |
| cnt = dev->mc_count; |
| #endif /* LINUX_VERSION_CODE */ |
| |
| #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27) |
| netif_addr_unlock_bh(dev); |
| #endif |
| |
| /* Determine initial value of allmulti flag */ |
| allmulti = (dev->flags & IFF_ALLMULTI) ? TRUE : FALSE; |
| |
| /* Send down the multicast list first. */ |
| |
| |
| 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; |
| } |
| |
| strncpy(bufp, "mcast_list", buflen - 1); |
| bufp[buflen - 1] = '\0'; |
| bufp += strlen("mcast_list") + 1; |
| |
| cnt = htol32(cnt); |
| memcpy(bufp, &cnt, sizeof(cnt)); |
| bufp += sizeof(cnt); |
| |
| |
| #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27) |
| netif_addr_lock_bh(dev); |
| #endif |
| #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 35) |
| netdev_for_each_mc_addr(ha, dev) { |
| if (!cnt) |
| break; |
| memcpy(bufp, ha->addr, ETHER_ADDR_LEN); |
| bufp += ETHER_ADDR_LEN; |
| cnt--; |
| } |
| #else |
| for (mclist = dev->mc_list; (mclist && (cnt > 0)); |
| cnt--, mclist = mclist->next) { |
| memcpy(bufp, (void *)mclist->dmi_addr, ETHER_ADDR_LEN); |
| bufp += ETHER_ADDR_LEN; |
| } |
| #endif /* LINUX_VERSION_CODE */ |
| |
| #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27) |
| netif_addr_unlock_bh(dev); |
| #endif |
| |
| 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... |
| */ |
| |
| buflen = sizeof("allmulti") + sizeof(allmulti); |
| if (!(buf = MALLOC(dhd->pub.osh, buflen))) { |
| DHD_ERROR(("%s: out of memory for allmulti\n", dhd_ifname(&dhd->pub, ifidx))); |
| return; |
| } |
| allmulti = htol32(allmulti); |
| |
| if (!bcm_mkiovar("allmulti", (void*)&allmulti, sizeof(allmulti), buf, buflen)) { |
| DHD_ERROR(("%s: mkiovar failed for allmulti, datalen %d buflen %u\n", |
| dhd_ifname(&dhd->pub, ifidx), (int)sizeof(allmulti), buflen)); |
| MFREE(dhd->pub.osh, buf, buflen); |
| return; |
| } |
| |
| |
| 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 allmulti %d failed\n", |
| dhd_ifname(&dhd->pub, ifidx), ltoh32(allmulti))); |
| } |
| |
| MFREE(dhd->pub.osh, buf, buflen); |
| |
| /* Finally, pick up the PROMISC flag as well, like the NIC driver does */ |
| |
| allmulti = (dev->flags & IFF_PROMISC) ? TRUE : FALSE; |
| |
| 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, struct ether_addr *addr) |
| { |
| char buf[32]; |
| wl_ioctl_t ioc; |
| int ret; |
| |
| if (!bcm_mkiovar("cur_etheraddr", (char*)addr, ETHER_ADDR_LEN, buf, 32)) { |
| DHD_ERROR(("%s: mkiovar failed for cur_etheraddr\n", dhd_ifname(&dhd->pub, ifidx))); |
| return -1; |
| } |
| memset(&ioc, 0, sizeof(ioc)); |
| ioc.cmd = WLC_SET_VAR; |
| ioc.buf = buf; |
| ioc.len = 32; |
| ioc.set = TRUE; |
| |
| ret = dhd_wl_ioctl(&dhd->pub, ifidx, &ioc, ioc.buf, ioc.len); |
| 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); |
| memcpy(dhd->pub.mac.octet, addr, ETHER_ADDR_LEN); |
| } |
| |
| return ret; |
| } |
| |
| #ifdef SOFTAP |
| extern struct net_device *ap_net_dev; |
| extern tsk_ctl_t ap_eth_ctl; /* ap netdev heper thread ctl */ |
| #endif |
| |
| static void |
| dhd_op_if(dhd_if_t *ifp) |
| { |
| dhd_info_t *dhd; |
| int ret = 0, err = 0; |
| #ifdef SOFTAP |
| unsigned long flags; |
| #endif |
| |
| if (!ifp || !ifp->info || !ifp->idx) |
| return; |
| ASSERT(ifp && ifp->info && ifp->idx); /* Virtual interfaces only */ |
| dhd = ifp->info; |
| |
| DHD_TRACE(("%s: idx %d, state %d\n", __FUNCTION__, ifp->idx, ifp->state)); |
| |
| #ifdef WL_CFG80211 |
| if (wl_cfg80211_is_progress_ifchange()) |
| return; |
| |
| #endif |
| switch (ifp->state) { |
| case DHD_IF_ADD: |
| /* |
| * Delete the existing interface before overwriting it |
| * in case we missed the WLC_E_IF_DEL event. |
| */ |
| if (ifp->net != NULL) { |
| DHD_ERROR(("%s: ERROR: netdev:%s already exists, try free & unregister \n", |
| __FUNCTION__, ifp->net->name)); |
| netif_stop_queue(ifp->net); |
| unregister_netdev(ifp->net); |
| free_netdev(ifp->net); |
| } |
| /* Allocate etherdev, including space for private structure */ |
| if (!(ifp->net = alloc_etherdev(sizeof(dhd)))) { |
| DHD_ERROR(("%s: OOM - alloc_etherdev(%d)\n", __FUNCTION__, sizeof(dhd))); |
| ret = -ENOMEM; |
| } |
| if (ret == 0) { |
| strncpy(ifp->net->name, ifp->name, IFNAMSIZ); |
| ifp->net->name[IFNAMSIZ - 1] = '\0'; |
| memcpy(netdev_priv(ifp->net), &dhd, sizeof(dhd)); |
| #ifdef WL_CFG80211 |
| if (dhd->dhd_state & DHD_ATTACH_STATE_CFG80211) |
| if (!wl_cfg80211_notify_ifadd(ifp->net, ifp->idx, ifp->bssidx, |
| (void*)dhd_net_attach)) { |
| ifp->state = DHD_IF_NONE; |
| ifp->event2cfg80211 = TRUE; |
| return; |
| } |
| #endif |
| if ((err = dhd_net_attach(&dhd->pub, ifp->idx)) != 0) { |
| DHD_ERROR(("%s: dhd_net_attach failed, err %d\n", |
| __FUNCTION__, err)); |
| ret = -EOPNOTSUPP; |
| } else { |
| #if defined(SOFTAP) |
| if (ap_fw_loaded && !(dhd->dhd_state & DHD_ATTACH_STATE_CFG80211)) { |
| /* semaphore that the soft AP CODE waits on */ |
| flags = dhd_os_spin_lock(&dhd->pub); |
| |
| /* save ptr to wl0.1 netdev for use in wl_iw.c */ |
| ap_net_dev = ifp->net; |
| /* signal to the SOFTAP 'sleeper' thread, wl0.1 is ready */ |
| up(&ap_eth_ctl.sema); |
| dhd_os_spin_unlock(&dhd->pub, flags); |
| } |
| #endif |
| DHD_TRACE(("\n ==== pid:%x, net_device for if:%s created ===\n\n", |
| current->pid, ifp->net->name)); |
| ifp->state = DHD_IF_NONE; |
| } |
| } |
| break; |
| case DHD_IF_DEL: |
| /* Make sure that we don't enter again here if .. */ |
| /* dhd_op_if is called again from some other context */ |
| ifp->state = DHD_IF_DELETING; |
| if (ifp->net != NULL) { |
| DHD_TRACE(("\n%s: got 'DHD_IF_DEL' state\n", __FUNCTION__)); |
| netif_stop_queue(ifp->net); |
| #ifdef WL_CFG80211 |
| if (dhd->dhd_state & DHD_ATTACH_STATE_CFG80211) { |
| wl_cfg80211_ifdel_ops(ifp->net); |
| } |
| #endif |
| unregister_netdev(ifp->net); |
| ret = DHD_DEL_IF; /* Make sure the free_netdev() is called */ |
| #ifdef WL_CFG80211 |
| if (dhd->dhd_state & DHD_ATTACH_STATE_CFG80211) { |
| wl_cfg80211_notify_ifdel(); |
| } |
| #endif |
| } |
| break; |
| case DHD_IF_DELETING: |
| break; |
| default: |
| DHD_ERROR(("%s: bad op %d\n", __FUNCTION__, ifp->state)); |
| ASSERT(!ifp->state); |
| break; |
| } |
| |
| if (ret < 0) { |
| ifp->set_multicast = FALSE; |
| if (ifp->net) { |
| free_netdev(ifp->net); |
| ifp->net = NULL; |
| } |
| dhd->iflist[ifp->idx] = NULL; |
| #ifdef SOFTAP |
| flags = dhd_os_spin_lock(&dhd->pub); |
| if (ifp->net == ap_net_dev) |
| ap_net_dev = NULL; /* NULL SOFTAP global wl0.1 as well */ |
| dhd_os_spin_unlock(&dhd->pub, flags); |
| #endif /* SOFTAP */ |
| MFREE(dhd->pub.osh, ifp, sizeof(*ifp)); |
| } |
| } |
| |
| #ifdef DHDTCPACK_SUPPRESS |
| uint dhd_use_tcpack_suppress = TRUE; |
| module_param(dhd_use_tcpack_suppress, uint, FALSE); |
| extern bool dhd_tcpack_suppress(dhd_pub_t *dhdp, void *pkt); |
| #endif /* DHDTCPACK_SUPPRESS */ |
| |
| static int |
| _dhd_sysioc_thread(void *data) |
| { |
| tsk_ctl_t *tsk = (tsk_ctl_t *)data; |
| dhd_info_t *dhd = (dhd_info_t *)tsk->parent; |
| struct ipv6_addr *iter, *next; |
| int i, ret; |
| #ifdef SOFTAP |
| bool in_ap = FALSE; |
| unsigned long flags; |
| #endif |
| |
| while (down_interruptible(&tsk->sema) == 0) { |
| |
| SMP_RD_BARRIER_DEPENDS(); |
| if (tsk->terminated) { |
| break; |
| } |
| |
| dhd_net_if_lock_local(dhd); |
| DHD_OS_WAKE_LOCK(&dhd->pub); |
| |
| for (i = 0; i < DHD_MAX_IFS; i++) { |
| if (dhd->iflist[i]) { |
| DHD_TRACE(("%s: interface %d\n", __FUNCTION__, i)); |
| #ifdef SOFTAP |
| flags = dhd_os_spin_lock(&dhd->pub); |
| in_ap = (ap_net_dev != NULL); |
| dhd_os_spin_unlock(&dhd->pub, flags); |
| #endif /* SOFTAP */ |
| if (dhd->iflist[i] && dhd->iflist[i]->state) |
| dhd_op_if(dhd->iflist[i]); |
| |
| if (dhd->iflist[i] == NULL) { |
| DHD_TRACE(("\n\n %s: interface %d just been removed," |
| "!\n\n", __FUNCTION__, i)); |
| continue; |
| } |
| #ifdef SOFTAP |
| if (in_ap && dhd->set_macaddress == i+1) { |
| DHD_TRACE(("attempt to set MAC for %s in AP Mode," |
| "blocked. \n", dhd->iflist[i]->net->name)); |
| dhd->set_macaddress = 0; |
| continue; |
| } |
| |
| if (in_ap && dhd->iflist[i]->set_multicast) { |
| DHD_TRACE(("attempt to set MULTICAST list for %s" |
| "in AP Mode, blocked. \n", dhd->iflist[i]->net->name)); |
| dhd->iflist[i]->set_multicast = FALSE; |
| continue; |
| } |
| #endif /* SOFTAP */ |
| if (dhd->pub.up == 0) |
| continue; |
| if (dhd->iflist[i]->set_multicast) { |
| dhd->iflist[i]->set_multicast = FALSE; |
| _dhd_set_multicast_list(dhd, i); |
| |
| } |
| list_for_each_entry_safe(iter, next, |
| &dhd->iflist[i]->ipv6_list, list) { |
| spin_lock_bh(&dhd->iflist[i]->ipv6_lock); |
| list_del(&iter->list); |
| spin_unlock_bh(&dhd->iflist[i]->ipv6_lock); |
| if (iter->ipv6_oper == DHD_IPV6_ADDR_ADD) { |
| ret = dhd_ndo_enable(&dhd->pub, TRUE); |
| if (ret < 0) { |
| DHD_ERROR(("%s: Enabling NDO Failed %d\n", |
| __FUNCTION__, ret)); |
| continue; |
| } |
| ret = dhd_ndo_add_ip(&dhd->pub, |
| (char*)&iter->ipv6_addr[0], i); |
| if (ret < 0) { |
| DHD_ERROR(("%s: Adding host ip fail %d\n", |
| __FUNCTION__, ret)); |
| continue; |
| } |
| } else { |
| ret = dhd_ndo_remove_ip(&dhd->pub, i); |
| if (ret < 0) { |
| DHD_ERROR(("%s: Removing host ip fail %d\n", |
| __FUNCTION__, ret)); |
| continue; |
| } |
| } |
| NATIVE_MFREE(dhd->pub.osh, iter, sizeof(struct ipv6_addr)); |
| } |
| if (dhd->set_macaddress == i+1) { |
| dhd->set_macaddress = 0; |
| if (_dhd_set_mac_address(dhd, i, &dhd->macvalue) == 0) { |
| DHD_INFO(( |
| "%s: MACID is overwritten\n", |
| __FUNCTION__)); |
| } else { |
| DHD_ERROR(( |
| "%s: _dhd_set_mac_address() failed\n", |
| __FUNCTION__)); |
| } |
| } |
| } |
| } |
| |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| dhd_net_if_unlock_local(dhd); |
| } |
| DHD_TRACE(("%s: stopped\n", __FUNCTION__)); |
| complete_and_exit(&tsk->completed, 0); |
| } |
| |
| static int |
| dhd_set_mac_address(struct net_device *dev, void *addr) |
| { |
| int ret = 0; |
| |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| struct sockaddr *sa = (struct sockaddr *)addr; |
| int ifidx; |
| |
| ifidx = dhd_net2idx(dhd, dev); |
| if (ifidx == DHD_BAD_IF) |
| return -1; |
| |
| ASSERT(dhd->thr_sysioc_ctl.thr_pid >= 0); |
| memcpy(&dhd->macvalue, sa->sa_data, ETHER_ADDR_LEN); |
| dhd->set_macaddress = ifidx+1; |
| up(&dhd->thr_sysioc_ctl.sema); |
| |
| return ret; |
| } |
| |
| static void |
| dhd_set_multicast_list(struct net_device *dev) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| int ifidx; |
| |
| ifidx = dhd_net2idx(dhd, dev); |
| if (ifidx == DHD_BAD_IF) |
| return; |
| |
| ASSERT(dhd->thr_sysioc_ctl.thr_pid >= 0); |
| dhd->iflist[ifidx]->set_multicast = TRUE; |
| up(&dhd->thr_sysioc_ctl.sema); |
| } |
| |
| #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; |
| } |
| |
| const uint8 wme_fifo2ac[] = { 0, 1, 2, 3, 1, 1 }; |
| uint8 prio2fifo[8] = { 1, 0, 0, 1, 2, 2, 3, 3 }; |
| #define WME_PRIO2AC(prio) wme_fifo2ac[prio2fifo[(prio)]] |
| |
| #endif /* PROP_TXSTATUS */ |
| int |
| 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; |
| |
| /* Reject if down */ |
| if (!dhdp->up || (dhdp->busstate == DHD_BUS_DOWN)) { |
| /* free the packet here since the caller won't */ |
| PKTFREE(dhdp->osh, pktbuf, TRUE); |
| return -ENODEV; |
| } |
| |
| /* 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) |
| atomic_inc(&dhd->pend_8021x_cnt); |
| } else { |
| PKTFREE(dhd->pub.osh, pktbuf, TRUE); |
| return BCME_ERROR; |
| } |
| |
| /* Look into the packet and update the packet priority */ |
| #ifndef PKTPRIO_OVERRIDE |
| if (PKTPRIO(pktbuf) == 0) |
| #endif |
| pktsetprio(pktbuf, FALSE); |
| |
| #ifdef PROP_TXSTATUS |
| if (dhdp->wlfc_state) { |
| /* 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); |
| |
| /* Use bus module to send data frame */ |
| #ifdef WLMEDIA_HTSF |
| dhd_htsf_addtxts(dhdp, pktbuf); |
| #endif |
| #ifdef DHDTCPACK_SUPPRESS |
| if (dhd_use_tcpack_suppress && dhd_tcpack_suppress(dhdp, pktbuf)) |
| ret = BCME_OK; |
| else |
| #endif /* DHDTCPACK_SUPPRESS */ |
| #ifdef PROP_TXSTATUS |
| { |
| dhd_os_wlfc_block(dhdp); |
| if (dhdp->wlfc_state && ((athost_wl_status_info_t*)dhdp->wlfc_state)->proptxstatus_mode |
| != WLFC_FCMODE_NONE) { |
| dhd_wlfc_commit_packets(dhdp->wlfc_state, (f_commitpkt_t)dhd_bus_txdata, |
| dhdp->bus, pktbuf); |
| if (((athost_wl_status_info_t*)dhdp->wlfc_state)->toggle_host_if) { |
| ((athost_wl_status_info_t*)dhdp->wlfc_state)->toggle_host_if = 0; |
| } |
| dhd_os_wlfc_unblock(dhdp); |
| } |
| else { |
| dhd_os_wlfc_unblock(dhdp); |
| /* non-proptxstatus way */ |
| ret = dhd_bus_txdata(dhdp->bus, pktbuf); |
| } |
| } |
| #else |
| ret = dhd_bus_txdata(dhdp->bus, pktbuf); |
| #endif /* PROP_TXSTATUS */ |
| |
| return ret; |
| } |
| |
| int |
| dhd_start_xmit(struct sk_buff *skb, struct net_device *net) |
| { |
| int ret; |
| uint datalen; |
| void *pktbuf; |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(net); |
| dhd_if_t *ifp = NULL; |
| int ifidx; |
| #ifdef WLMEDIA_HTSF |
| uint8 htsfdlystat_sz = dhd->pub.htsfdlystat_sz; |
| #else |
| uint8 htsfdlystat_sz = 0; |
| #endif |
| |
| DHD_TRACE(("%s: Enter\n", __FUNCTION__)); |
| |
| DHD_OS_WAKE_LOCK(&dhd->pub); |
| |
| /* Reject if down */ |
| if (dhd->pub.busstate == DHD_BUS_DOWN || dhd->pub.hang_was_sent) { |
| DHD_ERROR(("%s: xmit rejected pub.up=%d busstate=%d \n", |
| __FUNCTION__, dhd->pub.up, dhd->pub.busstate)); |
| netif_stop_queue(net); |
| /* Send Event when bus down detected during data session */ |
| if (dhd->pub.up) { |
| DHD_ERROR(("%s: Event HANG sent up\n", __FUNCTION__)); |
| net_os_send_hang_message(net); |
| } |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| #if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 20)) |
| return -ENODEV; |
| #else |
| return NETDEV_TX_BUSY; |
| #endif |
| } |
| |
| ifidx = dhd_net2idx(dhd, net); |
| if (ifidx == DHD_BAD_IF) { |
| DHD_ERROR(("%s: bad ifidx %d\n", __FUNCTION__, ifidx)); |
| netif_stop_queue(net); |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| #if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 20)) |
| return -ENODEV; |
| #else |
| return NETDEV_TX_BUSY; |
| #endif |
| } |
| |
| ifp = dhd->iflist[ifidx]; |
| datalen = PKTLEN(dhdp->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++; |
| |
| 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; |
| } |
| } |
| |
| /* Convert to packet */ |
| if (!(pktbuf = PKTFRMNATIVE(dhd->pub.osh, skb))) { |
| DHD_ERROR(("%s: PKTFRMNATIVE failed\n", |
| dhd_ifname(&dhd->pub, ifidx))); |
| dev_kfree_skb_any(skb); |
| ret = -ENOMEM; |
| goto done; |
| } |
| #ifdef WLMEDIA_HTSF |
| if (htsfdlystat_sz && PKTLEN(dhd->pub.osh, pktbuf) >= ETHER_ADDR_LEN) { |
| uint8 *pktdata = (uint8 *)PKTDATA(dhd->pub.osh, pktbuf); |
| struct ether_header *eh = (struct ether_header *)pktdata; |
| |
| if (!ETHER_ISMULTI(eh->ether_dhost) && |
| (ntoh16(eh->ether_type) == ETHER_TYPE_IP)) { |
| eh->ether_type = hton16(ETHER_TYPE_BRCM_PKTDLYSTATS); |
| } |
| } |
| #endif |
| |
| ret = dhd_sendpkt(&dhd->pub, ifidx, pktbuf); |
| |
| done: |
| if (ret) { |
| ifp->stats.tx_dropped++; |
| } |
| else { |
| dhd->pub.tx_packets++; |
| ifp->stats.tx_packets++; |
| ifp->stats.tx_bytes += datalen; |
| } |
| |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| |
| /* Return ok: we always eat the packet */ |
| #if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 20)) |
| return 0; |
| #else |
| return NETDEV_TX_OK; |
| #endif |
| } |
| |
| 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); |
| |
| if (ifidx == ALL_INTERFACES) { |
| /* Flow control on all active interfaces */ |
| dhdp->txoff = state; |
| for (i = 0; i < DHD_MAX_IFS; i++) { |
| if (dhd->iflist[i]) { |
| net = dhd->iflist[i]->net; |
| if (state == ON) |
| netif_stop_queue(net); |
| else |
| netif_wake_queue(net); |
| } |
| } |
| } |
| else { |
| if (dhd->iflist[ifidx]) { |
| net = dhd->iflist[ifidx]->net; |
| if (state == ON) |
| netif_stop_queue(net); |
| else |
| netif_wake_queue(net); |
| } |
| } |
| } |
| |
| #ifdef DHD_RX_DUMP |
| typedef struct { |
| uint16 type; |
| const char *str; |
| } PKTTYPE_INFO; |
| |
| static const PKTTYPE_INFO packet_type_info[] = |
| { |
| { ETHER_TYPE_IP, "IP" }, |
| { ETHER_TYPE_ARP, "ARP" }, |
| { ETHER_TYPE_BRCM, "BRCM" }, |
| { ETHER_TYPE_802_1X, "802.1X" }, |
| { ETHER_TYPE_WAI, "WAPI" }, |
| { ETHER_TYPE_IPV6, "IPv6" }, |
| { ETHER_TYPE_8021Q, "1Q" }, |
| { 0, ""} |
| }; |
| |
| static const char *_get_packet_type_str(uint16 type) |
| { |
| int i; |
| int n = sizeof(packet_type_info)/sizeof(packet_type_info[1]) - 1; |
| |
| for (i = 0; i < n; i++) { |
| if (packet_type_info[i].type == type) |
| return packet_type_info[i].str; |
| } |
| |
| return packet_type_info[n].str; |
| } |
| #endif /* DHD_RX_DUMP */ |
| |
| #ifdef CONFIG_PARTIALRESUME |
| static unsigned int dhd_get_ipv6_stat(u8 type) |
| { |
| static unsigned int ra = 0; |
| static unsigned int na = 0; |
| static unsigned int other = 0; |
| |
| switch (type) { |
| case NDISC_ROUTER_ADVERTISEMENT: |
| ra++; |
| return ra; |
| case NDISC_NEIGHBOUR_ADVERTISEMENT: |
| na++; |
| return na; |
| default: |
| other++; |
| break; |
| } |
| return other; |
| } |
| |
| static int dhd_rx_suspend_again(struct sk_buff *skb) |
| { |
| u8 *pptr = skb_mac_header(skb); |
| |
| if (pptr && |
| (memcmp(pptr, "\x33\x33\x00\x00\x00\x01", ETHER_ADDR_LEN) == 0) && |
| (ntoh16(skb->protocol) == ETHER_TYPE_IPV6)) { |
| u8 type = 0; |
| #define ETHER_ICMP6_TYPE 54 |
| #define ETHER_ICMP6_DADDR 38 |
| if (skb->len > ETHER_ICMP6_TYPE) |
| type = pptr[ETHER_ICMP6_TYPE]; |
| if ((type == NDISC_NEIGHBOUR_ADVERTISEMENT) && |
| (ipv6_addr_equal(&in6addr_linklocal_allnodes, |
| (const struct in6_addr *)(pptr + ETHER_ICMP6_DADDR)))) { |
| pr_debug("%s: Suspend, type = %d [%u]\n", __func__, |
| type, dhd_get_ipv6_stat(type)); |
| return 0; |
| } else { |
| pr_debug("%s: Resume, type = %d [%u]\n", __func__, |
| type, dhd_get_ipv6_stat(type)); |
| } |
| #undef ETHER_ICMP6_TYPE |
| #undef ETHER_ICMP6_DADDR |
| } |
| return DHD_PACKET_TIMEOUT_MS; |
| } |
| #endif |
| |
| void |
| dhd_rx_frame(dhd_pub_t *dhdp, int ifidx, void *pktbuf, int numpkt, uint8 chan, |
| int pkt_wake, wake_counts_t *wcp) |
| { |
| 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; |
| #if defined(DHDTHREAD) && defined(RXFRAME_THREAD) |
| void *skbhead = NULL; |
| void *skbprev = NULL; |
| #endif /* defined(DHDTHREAD) && defined(RXFRAME_THREAD) */ |
| #if defined(DHD_RX_DUMP) || defined(DHD_WAKE_STATUS) |
| char *dump_data; |
| #endif /* DHD_RX_DUMP || DHD_WAKE_STATUS */ |
| #ifdef DHD_RX_DUMP |
| #ifdef DHD_RX_FULL_DUMP |
| int k; |
| #endif /* DHD_RX_FULL_DUMP */ |
| uint16 protocol; |
| #endif /* DHD_RX_DUMP */ |
| |
| DHD_TRACE(("%s: Enter\n", __FUNCTION__)); |
| |
| for (i = 0; pktbuf && i < numpkt; i++, pktbuf = pnext) { |
| |
| pnext = PKTNEXT(dhdp->osh, pktbuf); |
| PKTSETNEXT(wl->sh.osh, pktbuf, NULL); |
| |
| ifp = dhd->iflist[ifidx]; |
| if (ifp == NULL) { |
| DHD_ERROR(("%s: ifp is NULL. drop packet\n", |
| __FUNCTION__)); |
| PKTFREE(dhdp->osh, pktbuf, TRUE); |
| continue; |
| } |
| #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0) |
| /* Dropping packets before registering net device to avoid kernel panic */ |
| #ifndef PROP_TXSTATUS_VSDB |
| if (!ifp->net || ifp->net->reg_state != NETREG_REGISTERED) { |
| #else |
| if (!ifp->net || ifp->net->reg_state != NETREG_REGISTERED || !dhd->pub.up) { |
| #endif /* PROP_TXSTATUS_VSDB */ |
| DHD_ERROR(("%s: net device is NOT registered yet. drop packet\n", |
| __FUNCTION__)); |
| PKTFREE(dhdp->osh, pktbuf, TRUE); |
| continue; |
| } |
| #endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0) */ |
| |
| |
| #ifdef PROP_TXSTATUS |
| if (dhdp->wlfc_state && PKTLEN(wl->sh.osh, pktbuf) == 0) { |
| /* WLFC may send header only packet when |
| there is an urgent message but no packet to |
| piggy-back on |
| */ |
| ((athost_wl_status_info_t*)dhdp->wlfc_state)->stats.wlfc_header_only_pkt++; |
| PKTFREE(dhdp->osh, pktbuf, TRUE); |
| continue; |
| } |
| #endif |
| |
| skb = PKTTONATIVE(dhdp->osh, pktbuf); |
| |
| /* 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; |
| |
| #if defined(DHD_RX_DUMP) || defined(DHD_WAKE_STATUS) |
| dump_data = skb->data; |
| #endif /* DHD_RX_DUMP || DHD_WAKE_STATUS */ |
| #ifdef DHD_RX_DUMP |
| protocol = (dump_data[12] << 8) | dump_data[13]; |
| DHD_ERROR(("RX DUMP - %s\n", _get_packet_type_str(protocol))); |
| |
| #ifdef DHD_RX_FULL_DUMP |
| if (protocol != ETHER_TYPE_BRCM) { |
| for (k = 0; k < skb->len; k++) { |
| DHD_ERROR(("%02X ", dump_data[k])); |
| if ((k & 15) == 15) |
| DHD_ERROR(("\n")); |
| } |
| DHD_ERROR(("\n")); |
| } |
| #endif /* DHD_RX_FULL_DUMP */ |
| |
| if (protocol != ETHER_TYPE_BRCM) { |
| if (dump_data[0] == 0xFF) { |
| DHD_ERROR(("%s: BROADCAST\n", __FUNCTION__)); |
| |
| if ((dump_data[12] == 8) && |
| (dump_data[13] == 6)) { |
| DHD_ERROR(("%s: ARP %d\n", |
| __FUNCTION__, dump_data[0x15])); |
| } |
| } else if (dump_data[0] & 1) { |
| DHD_ERROR(("%s: MULTICAST: " MACDBG "\n", |
| __FUNCTION__, MAC2STRDBG(dump_data))); |
| } |
| |
| if (protocol == ETHER_TYPE_802_1X) { |
| DHD_ERROR(("ETHER_TYPE_802_1X: " |
| "ver %d, type %d, replay %d\n", |
| dump_data[14], dump_data[15], |
| dump_data[30])); |
| } |
| } |
| |
| #endif /* DHD_RX_DUMP */ |
| |
| 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); |
| |
| if (skb->pkt_type == PACKET_MULTICAST) { |
| dhd->pub.rx_multicast++; |
| } |
| |
| skb->data = eth; |
| skb->len = len; |
| |
| #ifdef WLMEDIA_HTSF |
| dhd_htsf_addrxts(dhdp, pktbuf); |
| #endif |
| /* Strip header, count, deliver upward */ |
| skb_pull(skb, ETH_HLEN); |
| |
| /* Process special event packets and then discard them */ |
| memset(&event, 0, sizeof(event)); |
| if (ntoh16(skb->protocol) == ETHER_TYPE_BRCM) { |
| dhd_wl_host_event(dhd, &ifidx, |
| #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 22) |
| skb_mac_header(skb), |
| #else |
| skb->mac.raw, |
| #endif |
| &event, |
| &data); |
| |
| wl_event_to_host_order(&event); |
| if (!tout_ctrl) |
| tout_ctrl = DHD_PACKET_TIMEOUT_MS; |
| #ifdef DHD_WAKE_STATUS |
| if (unlikely(pkt_wake)) { |
| wcp->rcwake++; |
| DHD_ERROR(("DHD_WAKE_DBG: %s - %d\n", bcmevent_get_name(event.event_type), |
| event.event_type)); |
| #ifdef DHD_WAKE_EVENT_STATUS |
| if (event.event_type < WLC_E_LAST) |
| wcp->rc_event[event.event_type]++; |
| #endif |
| pkt_wake = 0; |
| } |
| #endif |
| #if defined(PNO_SUPPORT) |
| if (event.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 */ |
| |
| #ifdef DHD_DONOT_FORWARD_BCMEVENT_AS_NETWORK_PKT |
| PKTFREE(dhdp->osh, pktbuf, TRUE); |
| continue; |
| #endif |
| } else { |
| #ifdef CONFIG_PARTIALRESUME |
| tout_rx |= dhd_rx_suspend_again(skb); |
| #else |
| tout_rx = DHD_PACKET_TIMEOUT_MS; |
| #endif |
| #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++; |
| DHD_ERROR(("DHD_WAKE_DBG: ARP\n")); |
| } |
| if (dump_data[0] == 0xFF) { /* Broadcast */ |
| wcp->rx_bcast++; |
| DHD_ERROR(("DHD_WAKE_DBG: BCAST\n")); |
| } else if (dump_data[0] & 0x01) { /* Multicast */ |
| wcp->rx_mcast++; |
| DHD_ERROR(("DHD_WAKE_DBG: Multicast ")); |
| 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++; |
| DHD_ERROR(("RA")); |
| break; |
| case NDISC_NEIGHBOUR_ADVERTISEMENT: |
| wcp->rx_icmpv6_na++; |
| DHD_ERROR(("NA")); |
| break; |
| case NDISC_NEIGHBOUR_SOLICITATION: |
| wcp->rx_icmpv6_ns++; |
| DHD_ERROR(("NS")); |
| break; |
| } |
| } |
| } |
| DHD_ERROR(("\n")); |
| } else if (dump_data[2] == 0x5E) { |
| wcp->rx_multi_ipv4++; |
| DHD_ERROR(("ipv4\n")); |
| } else { |
| wcp->rx_multi_other++; |
| DHD_ERROR(("other\n")); |
| } |
| } else { /* Unicast */ |
| wcp->rx_ucast++; |
| DHD_ERROR(("DHD_WAKE_DBG: Unicast\n")); |
| } |
| #undef ETHER_ICMP6_HEADER |
| #undef ETHER_IPV6_SADDR |
| #undef ETHER_IPV6_DAADR |
| #undef ETHER_ICMPV6_TYPE |
| #endif |
| pkt_wake = 0; |
| } |
| #endif |
| } |
| ASSERT(ifidx < DHD_MAX_IFS && dhd->iflist[ifidx]); |
| if (dhd->iflist[ifidx] && !dhd->iflist[ifidx]->state) |
| ifp = dhd->iflist[ifidx]; |
| |
| if (ifp->net) |
| ifp->net->last_rx = jiffies; |
| |
| dhdp->dstats.rx_bytes += skb->len; |
| dhdp->rx_packets++; /* Local count */ |
| ifp->stats.rx_bytes += skb->len; |
| ifp->stats.rx_packets++; |
| |
| if (in_interrupt()) { |
| netif_rx(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. |
| */ |
| #if defined(DHDTHREAD) && defined(RXFRAME_THREAD) |
| if (!skbhead) |
| skbhead = skb; |
| else |
| PKTSETNEXT(wl->sh.osh, skbprev, skb); |
| skbprev = skb; |
| #else |
| #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0) |
| netif_rx_ni(skb); |
| #else |
| ulong flags; |
| netif_rx(skb); |
| local_irq_save(flags); |
| RAISE_RX_SOFTIRQ(); |
| local_irq_restore(flags); |
| #endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0) */ |
| #endif /* defined(DHDTHREAD) && defined(RXFRAME_THREAD) */ |
| } |
| } |
| #if defined(DHDTHREAD) && defined(RXFRAME_THREAD) |
| if (skbhead) |
| dhd_sched_rxf(dhdp, skbhead); |
| #endif |
| DHD_OS_WAKE_LOCK_RX_TIMEOUT_ENABLE(dhdp, tout_rx); |
| DHD_OS_WAKE_LOCK_CTRL_TIMEOUT_ENABLE(dhdp, tout_ctrl); |
| |
| #ifdef CONFIG_PARTIALRESUME |
| if (tout_rx || tout_ctrl) |
| wifi_process_partial_resume(WIFI_PR_VOTE_FOR_RESUME); |
| #endif |
| } |
| |
| 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; |
| |
| dhd_prot_hdrpull(dhdp, NULL, txp, NULL, NULL); |
| |
| 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); |
| |
| } |
| |
| static struct net_device_stats * |
| dhd_get_stats(struct net_device *net) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(net); |
| dhd_if_t *ifp; |
| int ifidx; |
| |
| DHD_TRACE(("%s: Enter\n", __FUNCTION__)); |
| |
| ifidx = dhd_net2idx(dhd, net); |
| if (ifidx == DHD_BAD_IF) { |
| DHD_ERROR(("%s: BAD_IF\n", __FUNCTION__)); |
| return NULL; |
| } |
| |
| ifp = dhd->iflist[ifidx]; |
| ASSERT(dhd && ifp); |
| |
| if (dhd->pub.up) { |
| /* Use the protocol to get dongle stats */ |
| dhd_prot_dstats(&dhd->pub); |
| } |
| |
| /* Copy dongle stats to net device stats */ |
| ifp->stats.rx_packets = dhd->pub.dstats.rx_packets; |
| ifp->stats.tx_packets = dhd->pub.dstats.tx_packets; |
| ifp->stats.rx_bytes = dhd->pub.dstats.rx_bytes; |
| ifp->stats.tx_bytes = dhd->pub.dstats.tx_bytes; |
| ifp->stats.rx_errors = dhd->pub.dstats.rx_errors; |
| ifp->stats.tx_errors = dhd->pub.dstats.tx_errors; |
| ifp->stats.rx_dropped = dhd->pub.dstats.rx_dropped; |
| ifp->stats.tx_dropped = dhd->pub.dstats.tx_dropped; |
| ifp->stats.multicast = dhd->pub.dstats.multicast; |
| |
| return &ifp->stats; |
| } |
| |
| #ifdef DHDTHREAD |
| 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; |
| |
| SMP_RD_BARRIER_DEPENDS(); |
| if (tsk->terminated) { |
| break; |
| } |
| |
| dhd_os_sdlock(&dhd->pub); |
| if (dhd->pub.dongle_reset == FALSE) { |
| DHD_TIMER(("%s:\n", __FUNCTION__)); |
| |
| /* Call the bus module watchdog */ |
| dhd_bus_watchdog(&dhd->pub); |
| |
| flags = dhd_os_spin_lock(&dhd->pub); |
| /* Count the tick for reference */ |
| dhd->pub.tickcnt++; |
| 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_os_spin_unlock(&dhd->pub, flags); |
| } |
| dhd_os_sdunlock(&dhd->pub); |
| } else { |
| break; |
| } |
| |
| complete_and_exit(&tsk->completed, 0); |
| } |
| #endif /* DHDTHREAD */ |
| |
| static void dhd_watchdog(ulong data) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)data; |
| unsigned long flags; |
| |
| if (dhd->pub.dongle_reset) { |
| return; |
| } |
| |
| #ifdef DHDTHREAD |
| if (dhd->thr_wdt_ctl.thr_pid >= 0) { |
| up(&dhd->thr_wdt_ctl.sema); |
| return; |
| } |
| #endif /* DHDTHREAD */ |
| |
| dhd_os_sdlock(&dhd->pub); |
| /* Call the bus module watchdog */ |
| dhd_bus_watchdog(&dhd->pub); |
| |
| flags = dhd_os_spin_lock(&dhd->pub); |
| /* Count the tick for reference */ |
| dhd->pub.tickcnt++; |
| |
| /* Reschedule the watchdog */ |
| if (dhd->wd_timer_valid) |
| mod_timer(&dhd->timer, jiffies + msecs_to_jiffies(dhd_watchdog_ms)); |
| dhd_os_spin_unlock(&dhd->pub, flags); |
| dhd_os_sdunlock(&dhd->pub); |
| } |
| |
| #ifdef DHDTHREAD |
| 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 /* CUSTOM_DPC_CPUCORE */ |
| |
| /* Run until signal received */ |
| while (1) { |
| if (!binary_sema_down(tsk)) { |
| |
| SMP_RD_BARRIER_DEPENDS(); |
| if (tsk->terminated) { |
| break; |
| } |
| |
| /* Call bus dpc unless it indicated down (then clean stop) */ |
| if (dhd->pub.busstate != DHD_BUS_DOWN) { |
| dhd_os_wd_timer_extend(&dhd->pub, TRUE); |
| while (dhd_bus_dpc(dhd->pub.bus)) { |
| /* process all data */ |
| } |
| 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); |
| } |
| |
| #ifdef RXFRAME_THREAD |
| static int |
| dhd_rxf_thread(void *data) |
| { |
| tsk_ctl_t *tsk = (tsk_ctl_t *)data; |
| dhd_info_t *dhd = (dhd_info_t *)tsk->parent; |
| 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); |
| } |
| |
| DAEMONIZE("dhd_rxf"); |
| /* DHD_OS_WAKE_LOCK is called in dhd_sched_dpc[dhd_linux.c] down below */ |
| |
| /* signal: thread has started */ |
| complete(&tsk->completed); |
| |
| /* Run until signal received */ |
| while (1) { |
| if (down_interruptible(&tsk->sema) == 0) { |
| void *skb; |
| #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 0) |
| ulong flags; |
| #endif |
| |
| SMP_RD_BARRIER_DEPENDS(); |
| |
| if (tsk->terminated) { |
| break; |
| } |
| skb = dhd_rxf_dequeue(pub); |
| |
| if (skb == NULL) { |
| continue; |
| } |
| while (skb) { |
| void *skbnext = PKTNEXT(pub->osh, skb); |
| PKTSETNEXT(pub->osh, skb, NULL); |
| |
| #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0) |
| netif_rx_ni(skb); |
| #else |
| netif_rx(skb); |
| local_irq_save(flags); |
| RAISE_RX_SOFTIRQ(); |
| local_irq_restore(flags); |
| |
| #endif |
| skb = skbnext; |
| } |
| |
| DHD_OS_WAKE_UNLOCK(pub); |
| } |
| else |
| break; |
| } |
| |
| complete_and_exit(&tsk->completed, 0); |
| } |
| #endif /* RXFRAME_THREAD */ |
| #endif /* DHDTHREAD */ |
| |
| static void |
| dhd_dpc(ulong data) |
| { |
| dhd_info_t *dhd; |
| |
| dhd = (dhd_info_t *)data; |
| |
| /* 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 (dhd_bus_dpc(dhd->pub.bus)) |
| tasklet_schedule(&dhd->tasklet); |
| else |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| } else { |
| dhd_bus_stop(dhd->pub.bus, TRUE); |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| } |
| } |
| |
| void |
| dhd_sched_dpc(dhd_pub_t *dhdp) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)dhdp->info; |
| |
| DHD_OS_WAKE_LOCK(dhdp); |
| #ifdef DHDTHREAD |
| if (dhd->thr_dpc_ctl.thr_pid >= 0) { |
| /* 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; |
| } |
| #endif /* DHDTHREAD */ |
| |
| if (dhd->dhd_tasklet_create) |
| tasklet_schedule(&dhd->tasklet); |
| } |
| |
| #if defined(DHDTHREAD) && defined(RXFRAME_THREAD) |
| 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); |
| } |
| return; |
| } |
| #endif /* defined(DHDTHREAD) && defined(RXFRAME_THREAD) */ |
| |
| #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) |
| { |
| wl_ioctl_t ioc; |
| char buf[32]; |
| int ret; |
| |
| memset(&ioc, 0, sizeof(ioc)); |
| |
| ioc.cmd = WLC_GET_VAR; |
| ioc.buf = buf; |
| ioc.len = (uint)sizeof(buf); |
| ioc.set = FALSE; |
| |
| strncpy(buf, "toe_ol", sizeof(buf) - 1); |
| buf[sizeof(buf) - 1] = '\0'; |
| if ((ret = dhd_wl_ioctl(&dhd->pub, ifidx, &ioc, ioc.buf, ioc.len)) < 0) { |
| /* Check for older dongle image that doesn't support toe_ol */ |
| 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) |
| { |
| wl_ioctl_t ioc; |
| char buf[32]; |
| int toe, ret; |
| |
| memset(&ioc, 0, sizeof(ioc)); |
| |
| ioc.cmd = WLC_SET_VAR; |
| ioc.buf = buf; |
| ioc.len = (uint)sizeof(buf); |
| ioc.set = TRUE; |
| |
| /* Set toe_ol as requested */ |
| |
| strncpy(buf, "toe_ol", sizeof(buf) - 1); |
| buf[sizeof(buf) - 1] = '\0'; |
| memcpy(&buf[sizeof("toe_ol")], &toe_ol, sizeof(uint32)); |
| |
| if ((ret = dhd_wl_ioctl(&dhd->pub, ifidx, &ioc, ioc.buf, ioc.len)) < 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); |
| |
| strcpy(buf, "toe"); |
| memcpy(&buf[sizeof("toe")], &toe, sizeof(uint32)); |
| |
| if ((ret = dhd_wl_ioctl(&dhd->pub, ifidx, &ioc, ioc.buf, ioc.len)) < 0) { |
| DHD_ERROR(("%s: could not set toe: ret=%d\n", dhd_ifname(&dhd->pub, ifidx), ret)); |
| return ret; |
| } |
| |
| return 0; |
| } |
| #endif /* TOE */ |
| |
| #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 24) |
| static void |
| dhd_ethtool_get_drvinfo(struct net_device *net, struct ethtool_drvinfo *info) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(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 |
| }; |
| #endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 24) */ |
| |
| |
| #if LINUX_VERSION_CODE > KERNEL_VERSION(2, 4, 2) |
| 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 */ |
| if (copy_from_user(&info, uaddr, sizeof(info))) |
| return -EFAULT; |
| strncpy(drvname, info.driver, sizeof(info.driver)); |
| drvname[sizeof(info.driver)-1] = '\0'; |
| |
| /* 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"); |
| strncpy(info.version, EPI_VERSION_STR, sizeof(info.version) - 1); |
| info.version[sizeof(info.version) - 1] = '\0'; |
| } |
| |
| /* 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; |
| } |
| #endif /* LINUX_VERSION_CODE > KERNEL_VERSION(2, 4, 2) */ |
| |
| static bool dhd_check_hang(struct net_device *net, dhd_pub_t *dhdp, int error) |
| { |
| dhd_info_t *dhd; |
| |
| if (!dhdp) { |
| DHD_ERROR(("%s: dhdp is NULL\n", __FUNCTION__)); |
| return FALSE; |
| } |
| |
| if (!dhdp->up) |
| return FALSE; |
| |
| dhd = (dhd_info_t *)dhdp->info; |
| if (dhd->thr_sysioc_ctl.thr_pid < 0) { |
| DHD_ERROR(("%s : skipped due to negative pid - unloading?\n", __FUNCTION__)); |
| return FALSE; |
| } |
| |
| if ((error == -ETIMEDOUT) || (error == -EREMOTEIO) || |
| ((dhdp->busstate == DHD_BUS_DOWN) && (!dhdp->dongle_reset))) { |
| 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)); |
| net_os_send_hang_message(net); |
| return TRUE; |
| } |
| return FALSE; |
| } |
| |
| int dhd_ioctl_process(dhd_pub_t *pub, int ifidx, dhd_ioctl_t *ioc) |
| { |
| int bcmerror = BCME_OK; |
| int buflen = 0; |
| void *buf = NULL; |
| struct net_device *net; |
| |
| net = dhd_idx2net(pub, ifidx); |
| if (!net) { |
| bcmerror = BCME_BADARG; |
| goto done; |
| } |
| |
| /* Copy out any buffer passed */ |
| if (ioc->buf) { |
| if (ioc->len == 0) { |
| DHD_TRACE(("%s: ioc->len=0, returns BCME_BADARG \n", __FUNCTION__)); |
| bcmerror = BCME_BADARG; |
| goto done; |
| } |
| buflen = MIN(ioc->len, DHD_IOCTL_MAXLEN); |
| /* optimization for direct ioctl calls from kernel */ |
| /* |
| if (segment_eq(get_fs(), KERNEL_DS)) { |
| buf = ioc->buf; |
| } else { |
| */ |
| { |
| if (!(buf = MALLOC(pub->osh, buflen + 1))) { |
| bcmerror = BCME_NOMEM; |
| goto done; |
| } |
| if (copy_from_user(buf, ioc->buf, buflen)) { |
| bcmerror = BCME_BADADDR; |
| goto done; |
| } |
| *(char *)(buf + buflen) = '\0'; |
| } |
| } |
| |
| /* check for local dhd ioctl and handle it */ |
| if (ioc->driver == DHD_IOCTL_MAGIC) { |
| bcmerror = dhd_ioctl((void *)pub, ioc, buf, buflen); |
| if (bcmerror) |
| pub->bcmerror = bcmerror; |
| goto done; |
| } |
| |
| /* send to dongle (must be up, and wl). */ |
| if (pub->busstate != DHD_BUS_DATA) { |
| 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 && ioc->buf != NULL && |
| strncmp("wsec_key", ioc->buf, 9) == 0) || |
| (ioc->cmd == WLC_SET_VAR && ioc->buf != NULL && |
| strncmp("bsscfg:wsec_key", ioc->buf, 15) == 0) || |
| ioc->cmd == WLC_DISASSOC) |
| dhd_wait_pend8021x(net); |
| |
| #ifdef WLMEDIA_HTSF |
| if (ioc->buf) { |
| /* short cut wl ioctl calls here */ |
| if (strcmp("htsf", ioc->buf) == 0) { |
| dhd_ioctl_htsf_get(dhd, 0); |
| return BCME_OK; |
| } |
| |
| if (strcmp("htsflate", ioc->buf) == 0) { |
| if (ioc->set) { |
| memset(ts, 0, sizeof(tstamp_t)*TSMAX); |
| memset(&maxdelayts, 0, sizeof(tstamp_t)); |
| maxdelay = 0; |
| tspktcnt = 0; |
| maxdelaypktno = 0; |
| memset(&vi_d1.bin, 0, sizeof(uint32)*NUMBIN); |
| memset(&vi_d2.bin, 0, sizeof(uint32)*NUMBIN); |
| memset(&vi_d3.bin, 0, sizeof(uint32)*NUMBIN); |
| memset(&vi_d4.bin, 0, sizeof(uint32)*NUMBIN); |
| } else { |
| dhd_dump_latency(); |
| } |
| return BCME_OK; |
| } |
| if (strcmp("htsfclear", ioc->buf) == 0) { |
| memset(&vi_d1.bin, 0, sizeof(uint32)*NUMBIN); |
| memset(&vi_d2.bin, 0, sizeof(uint32)*NUMBIN); |
| memset(&vi_d3.bin, 0, sizeof(uint32)*NUMBIN); |
| memset(&vi_d4.bin, 0, sizeof(uint32)*NUMBIN); |
| htsf_seqnum = 0; |
| return BCME_OK; |
| } |
| if (strcmp("htsfhis", ioc->buf) == 0) { |
| dhd_dump_htsfhisto(&vi_d1, "H to D"); |
| dhd_dump_htsfhisto(&vi_d2, "D to D"); |
| dhd_dump_htsfhisto(&vi_d3, "D to H"); |
| dhd_dump_htsfhisto(&vi_d4, "H to H"); |
| return BCME_OK; |
| } |
| if (strcmp("tsport", ioc->buf) == 0) { |
| if (ioc->set) { |
| memcpy(&tsport, ioc->buf + 7, 4); |
| } else { |
| DHD_ERROR(("current timestamp port: %d \n", tsport)); |
| } |
| return BCME_OK; |
| } |
| } |
| #endif /* WLMEDIA_HTSF */ |
| |
| if ((ioc->cmd == WLC_SET_VAR || ioc->cmd == WLC_GET_VAR) && |
| ioc->buf != NULL && strncmp("rpc_", ioc->buf, 4) == 0) { |
| #ifdef BCM_FD_AGGR |
| bcmerror = dhd_fdaggr_ioctl(pub, ifidx, (wl_ioctl_t *)ioc, buf, buflen); |
| #else |
| bcmerror = BCME_UNSUPPORTED; |
| #endif |
| goto done; |
| } |
| bcmerror = dhd_wl_ioctl(pub, ifidx, (wl_ioctl_t *)ioc, buf, buflen); |
| |
| done: |
| dhd_check_hang(net, pub, bcmerror); |
| |
| if (!bcmerror && buf && ioc->buf) { |
| if (copy_to_user(ioc->buf, buf, buflen)) |
| bcmerror = -EFAULT; |
| } |
| |
| if (buf) |
| MFREE(pub->osh, buf, buflen + 1); |
| |
| return bcmerror; |
| } |
| |
| static int |
| dhd_ioctl_entry(struct net_device *net, struct ifreq *ifr, int cmd) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(net); |
| dhd_ioctl_t ioc; |
| int bcmerror = 0; |
| int ifidx; |
| int ret; |
| |
| DHD_OS_WAKE_LOCK(&dhd->pub); |
| |
| /* send to dongle only if we are not waiting for reload already */ |
| if (dhd->pub.hang_was_sent) { |
| DHD_ERROR(("%s: HANG was sent up earlier\n", __FUNCTION__)); |
| DHD_OS_WAKE_LOCK_CTRL_TIMEOUT_ENABLE(&dhd->pub, DHD_EVENT_TIMEOUT_MS); |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| return OSL_ERROR(BCME_DONGLE_DOWN); |
| } |
| |
| ifidx = dhd_net2idx(dhd, net); |
| DHD_TRACE(("%s: ifidx %d, cmd 0x%04x\n", __FUNCTION__, ifidx, cmd)); |
| |
| if (ifidx == DHD_BAD_IF) { |
| DHD_ERROR(("%s: BAD IF\n", __FUNCTION__)); |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| return -1; |
| } |
| |
| #if defined(WL_WIRELESS_EXT) |
| /* linux wireless extensions */ |
| if ((cmd >= SIOCIWFIRST) && (cmd <= SIOCIWLAST)) { |
| /* may recurse, do NOT lock */ |
| ret = wl_iw_ioctl(net, ifr, cmd); |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| return ret; |
| } |
| #endif /* defined(WL_WIRELESS_EXT) */ |
| |
| #if LINUX_VERSION_CODE > KERNEL_VERSION(2, 4, 2) |
| if (cmd == SIOCETHTOOL) { |
| ret = dhd_ethtool(dhd, (void*)ifr->ifr_data); |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| return ret; |
| } |
| #endif /* LINUX_VERSION_CODE > KERNEL_VERSION(2, 4, 2) */ |
| |
| if (cmd == SIOCDEVPRIVATE+1) { |
| ret = wl_android_priv_cmd(net, ifr, cmd); |
| 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)); |
| |
| /* 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; |
| } |
| |
| bcmerror = dhd_ioctl_process(&dhd->pub, ifidx, &ioc); |
| |
| done: |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| |
| return OSL_ERROR(bcmerror); |
| } |
| |
| #ifdef WL_CFG80211 |
| static int |
| dhd_cleanup_virt_ifaces(dhd_info_t *dhd) |
| { |
| int i = 1; /* Leave ifidx 0 [Primary Interface] */ |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) |
| int rollback_lock = FALSE; |
| #endif |
| |
| DHD_TRACE(("%s: Enter \n", __func__)); |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) |
| /* release lock for unregister_netdev */ |
| if (rtnl_is_locked()) { |
| rtnl_unlock(); |
| rollback_lock = TRUE; |
| } |
| #endif |
| |
| for (i = 1; i < DHD_MAX_IFS; i++) { |
| dhd_net_if_lock_local(dhd); |
| if (dhd->iflist[i]) { |
| DHD_TRACE(("Deleting IF: %d \n", i)); |
| if ((dhd->iflist[i]->state != DHD_IF_DEL) && |
| (dhd->iflist[i]->state != DHD_IF_DELETING)) { |
| dhd->iflist[i]->state = DHD_IF_DEL; |
| dhd->iflist[i]->idx = i; |
| dhd_op_if(dhd->iflist[i]); |
| } |
| } |
| dhd_net_if_unlock_local(dhd); |
| } |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) |
| if (rollback_lock) |
| rtnl_lock(); |
| #endif |
| |
| return 0; |
| } |
| #endif /* WL_CFG80211 */ |
| |
| |
| static int |
| dhd_stop(struct net_device *net) |
| { |
| int ifidx = 0; |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(net); |
| DHD_OS_WAKE_LOCK(&dhd->pub); |
| DHD_TRACE(("%s: Enter %p\n", __FUNCTION__, net)); |
| |
| |
| if (dhd->pub.up == 0) { |
| goto exit; |
| } |
| ifidx = dhd_net2idx(dhd, net); |
| BCM_REFERENCE(ifidx); |
| |
| /* Set state and stop OS transmissions */ |
| netif_stop_queue(net); |
| dhd->pub.up = 0; |
| |
| #ifdef WL_CFG80211 |
| if (ifidx == 0) { |
| wl_cfg80211_down(NULL); |
| |
| /* |
| * 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) { |
| if ((dhd->dhd_state & DHD_ATTACH_STATE_ADD_IF) && |
| (dhd->dhd_state & DHD_ATTACH_STATE_CFG80211)) { |
| dhd_cleanup_virt_ifaces(dhd); |
| } |
| } |
| } |
| #endif |
| |
| #ifdef PROP_TXSTATUS |
| dhd_os_wlfc_block(&dhd->pub); |
| dhd_wlfc_cleanup(&dhd->pub, NULL, 0); |
| dhd_os_wlfc_unblock(&dhd->pub); |
| #endif |
| /* Stop the protocol module */ |
| dhd_prot_stop(&dhd->pub); |
| |
| OLD_MOD_DEC_USE_COUNT; |
| exit: |
| #if defined(WL_CFG80211) |
| if (ifidx == 0 && !dhd_download_fw_on_driverload) |
| wl_android_wifi_off(net); |
| #endif |
| dhd->pub.rxcnt_timeout = 0; |
| dhd->pub.txcnt_timeout = 0; |
| |
| dhd->pub.hang_was_sent = 0; |
| |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| return 0; |
| } |
| |
| /* (USE_INITIAL_2G_SCAN || USE_INITIAL_SHORT_DWELL_TIME) */ |
| |
| static int |
| dhd_open(struct net_device *net) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(net); |
| #ifdef TOE |
| uint32 toe_ol; |
| #endif |
| int ifidx; |
| int32 ret = 0; |
| |
| |
| |
| |
| DHD_OS_WAKE_LOCK(&dhd->pub); |
| /* Update FW path if it was changed */ |
| if (strlen(firmware_path) != 0) { |
| if (firmware_path[strlen(firmware_path)-1] == '\n') |
| firmware_path[strlen(firmware_path)-1] = '\0'; |
| bzero(fw_path, MOD_PARAM_PATHLEN); |
| strncpy(fw_path, firmware_path, sizeof(fw_path)-1); |
| firmware_path[0] = '\0'; |
| } |
| |
| |
| |
| dhd->pub.dongle_trap_occured = 0; |
| dhd->pub.hang_was_sent = 0; |
| #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->iflist[ifidx]->state == DHD_IF_DEL) { |
| DHD_ERROR(("%s: Error: called when IF already deleted\n", __FUNCTION__)); |
| ret = -1; |
| goto exit; |
| } |
| |
| if (ifidx == 0) { |
| atomic_set(&dhd->pend_8021x_cnt, 0); |
| #if defined(WL_CFG80211) |
| DHD_ERROR(("\n%s\n", dhd_version)); |
| if (!dhd_download_fw_on_driverload) { |
| ret = wl_android_wifi_on(net); |
| if (ret != 0) { |
| DHD_ERROR(("%s : wl_android_wifi_on failed (%d)\n", |
| __FUNCTION__, ret)); |
| ret = -1; |
| goto exit; |
| } |
| } |
| #endif |
| |
| if (dhd->pub.busstate != DHD_BUS_DATA) { |
| |
| /* try to bring up bus */ |
| if ((ret = dhd_bus_start(&dhd->pub)) != 0) { |
| DHD_ERROR(("%s: failed with code %d\n", __FUNCTION__, ret)); |
| ret = -1; |
| goto exit; |
| } |
| |
| } |
| |
| /* dhd_prot_init 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 */ |
| |
| #if defined(WL_CFG80211) |
| if (unlikely(wl_cfg80211_up(NULL))) { |
| DHD_ERROR(("%s: failed to bring up cfg80211\n", __FUNCTION__)); |
| ret = -1; |
| goto exit; |
| } |
| #endif /* WL_CFG80211 */ |
| } |
| |
| /* Allow transmit calls */ |
| netif_start_queue(net); |
| dhd->pub.up = 1; |
| |
| #ifdef BCMDBGFS |
| dhd_dbg_init(&dhd->pub); |
| #endif |
| |
| OLD_MOD_INC_USE_COUNT; |
| exit: |
| if (ret) |
| dhd_stop(net); |
| |
| DHD_OS_WAKE_UNLOCK(&dhd->pub); |
| |
| |
| return ret; |
| } |
| |
| 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; |
| } |
| |
| |
| /* && defined(OEM_ANDROID) && defined(BCMSDIO) */ |
| dhd = *(dhd_info_t **)netdev_priv(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; |
| } |
| |
| osl_t * |
| dhd_osl_attach(void *pdev, uint bustype) |
| { |
| return osl_attach(pdev, bustype, TRUE); |
| } |
| |
| void |
| dhd_osl_detach(osl_t *osh) |
| { |
| if (MALLOCED(osh)) { |
| DHD_ERROR(("%s: MEMORY LEAK %d bytes\n", __FUNCTION__, MALLOCED(osh))); |
| } |
| osl_detach(osh); |
| #if 1 && (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) |
| dhd_registration_check = FALSE; |
| up(&dhd_registration_sem); |
| #if defined(BCMLXSDMMC) |
| up(&dhd_chipup_sem); |
| #endif |
| #endif |
| } |
| |
| int |
| dhd_add_if(dhd_info_t *dhd, int ifidx, void *handle, char *name, |
| uint8 *mac_addr, uint32 flags, uint8 bssidx) |
| { |
| dhd_if_t *ifp; |
| |
| DHD_TRACE(("%s: idx %d, handle->%p\n", __FUNCTION__, ifidx, handle)); |
| |
| ASSERT(dhd && (ifidx < DHD_MAX_IFS)); |
| |
| ifp = dhd->iflist[ifidx]; |
| if (ifp != NULL) { |
| if (ifp->net != NULL) { |
| netif_stop_queue(ifp->net); |
| unregister_netdev(ifp->net); |
| free_netdev(ifp->net); |
| } |
| } else |
| if ((ifp = MALLOC(dhd->pub.osh, sizeof(dhd_if_t))) == NULL) { |
| DHD_ERROR(("%s: OOM - dhd_if_t(%d)\n", __FUNCTION__, sizeof(dhd_if_t))); |
| return -ENOMEM; |
| } |
| |
| memset(ifp, 0, sizeof(dhd_if_t)); |
| ifp->event2cfg80211 = FALSE; |
| ifp->info = dhd; |
| dhd->iflist[ifidx] = ifp; |
| strncpy(ifp->name, name, IFNAMSIZ); |
| ifp->name[IFNAMSIZ] = '\0'; |
| INIT_LIST_HEAD(&ifp->ipv6_list); |
| spin_lock_init(&ifp->ipv6_lock); |
| if (mac_addr != NULL) |
| memcpy(&ifp->mac_addr, mac_addr, ETHER_ADDR_LEN); |
| |
| if (handle == NULL) { |
| ifp->state = DHD_IF_ADD; |
| ifp->idx = ifidx; |
| ifp->bssidx = bssidx; |
| ASSERT(dhd->thr_sysioc_ctl.thr_pid >= 0); |
| up(&dhd->thr_sysioc_ctl.sema); |
| } else |
| ifp->net = (struct net_device *)handle; |
| |
| if (ifidx == 0) { |
| ifp->event2cfg80211 = TRUE; |
| } |
| |
| return 0; |
| } |
| |
| void |
| dhd_del_if(dhd_info_t *dhd, int ifidx) |
| { |
| dhd_if_t *ifp; |
| |
| DHD_TRACE(("%s: idx %d\n", __FUNCTION__, ifidx)); |
| |
| ASSERT(dhd && ifidx && (ifidx < DHD_MAX_IFS)); |
| ifp = dhd->iflist[ifidx]; |
| if (!ifp) { |
| DHD_ERROR(("%s: Null interface\n", __FUNCTION__)); |
| return; |
| } |
| |
| ifp->state = DHD_IF_DEL; |
| ifp->idx = ifidx; |
| ASSERT(dhd->thr_sysioc_ctl.thr_pid >= 0); |
| up(&dhd->thr_sysioc_ctl.sema); |
| } |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 31)) |
| static struct net_device_ops dhd_ops_pri = { |
| .ndo_open = dhd_open, |
| .ndo_stop = dhd_stop, |
| .ndo_get_stats = dhd_get_stats, |
| .ndo_do_ioctl = dhd_ioctl_entry, |
| .ndo_start_xmit = dhd_start_xmit, |
| .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 |
| }; |
| |
| static struct net_device_ops dhd_ops_virt = { |
| .ndo_get_stats = dhd_get_stats, |
| .ndo_do_ioctl = dhd_ioctl_entry, |
| .ndo_start_xmit = dhd_start_xmit, |
| .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 |
| }; |
| #endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 31)) */ |
| |
| 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; |
| |
| dhd_attach_states_t dhd_state = DHD_ATTACH_STATE_INIT; |
| DHD_TRACE(("%s: Enter\n", __FUNCTION__)); |
| |
| /* updates firmware nvram path if it was provided as module parameters */ |
| if (strlen(firmware_path) != 0) { |
| bzero(fw_path, MOD_PARAM_PATHLEN); |
| strncpy(fw_path, firmware_path, sizeof(fw_path) - 1); |
| } |
| if (strlen(nvram_path) != 0) { |
| bzero(nv_path, MOD_PARAM_PATHLEN); |
| strncpy(nv_path, nvram_path, sizeof(nv_path) -1); |
| } |
| |
| /* Allocate etherdev, including space for private structure */ |
| if (!(net = alloc_etherdev(sizeof(dhd)))) { |
| DHD_ERROR(("%s: OOM - alloc_etherdev\n", __FUNCTION__)); |
| goto fail; |
| } |
| dhd_state |= DHD_ATTACH_STATE_NET_ALLOC; |
| |
| /* Allocate primary dhd_info */ |
| #if defined(CONFIG_DHD_USE_STATIC_BUF) |
| dhd = (void *)dhd_os_prealloc(osh, DHD_PREALLOC_DHD_INFO, sizeof(dhd_info_t)); |
| if (!dhd) { |
| DHD_INFO(("%s: OOM - Pre-alloc dhd_info\n", __FUNCTION__)); |
| #endif /* CONFIG_DHD_USE_STATIC_BUF */ |
| if (!(dhd = MALLOC(osh, sizeof(dhd_info_t)))) { |
| DHD_ERROR(("%s: OOM - alloc dhd_info\n", __FUNCTION__)); |
| goto fail; |
| } |
| #if defined(CONFIG_DHD_USE_STATIC_BUF) |
| } |
| #endif /* CONFIG_DHD_USE_STATIC_BUF */ |
| memset(dhd, 0, sizeof(dhd_info_t)); |
| |
| #ifdef DHDTHREAD |
| dhd->thr_dpc_ctl.thr_pid = DHD_PID_KT_TL_INVALID; |
| dhd->thr_wdt_ctl.thr_pid = DHD_PID_KT_INVALID; |
| #endif /* DHDTHREAD */ |
| dhd->dhd_tasklet_create = FALSE; |
| dhd->thr_sysioc_ctl.thr_pid = DHD_PID_KT_INVALID; |
| dhd_state |= DHD_ATTACH_STATE_DHD_ALLOC; |
| |
| /* |
| * Save the dhd_info into the priv |
| */ |
| memcpy((void *)netdev_priv(net), &dhd, sizeof(dhd)); |
| dhd->pub.osh = osh; |
| |
| /* Link to info module */ |
| dhd->pub.info = dhd; |
| /* Link to bus module */ |
| dhd->pub.bus = bus; |
| dhd->pub.hdrlen = bus_hdrlen; |
| |
| /* Set network interface name if it was provided as module parameter */ |
| if (iface_name[0]) { |
| int len; |
| char ch; |
| strncpy(net->name, iface_name, IFNAMSIZ); |
| net->name[IFNAMSIZ - 1] = 0; |
| len = strlen(net->name); |
| ch = net->name[len - 1]; |
| if ((ch > '9' || ch < '0') && (len < IFNAMSIZ - 2)) |
| strcat(net->name, "%d"); |
| } |
| |
| if (dhd_add_if(dhd, 0, (void *)net, net->name, NULL, 0, 0) == DHD_BAD_IF) |
| goto fail; |
| dhd_state |= DHD_ATTACH_STATE_ADD_IF; |
| |
| #if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 31)) |
| net->open = NULL; |
| #else |
| net->netdev_ops = NULL; |
| #endif |
| |
| sema_init(&dhd->proto_sem, 1); |
| |
| #ifdef PROP_TXSTATUS |
| spin_lock_init(&dhd->wlfc_spinlock); |
| #ifdef PROP_TXSTATUS_VSDB |
| dhd->pub.wlfc_enabled = FALSE; |
| #else |
| if (!disable_proptx) |
| dhd->pub.wlfc_enabled = TRUE; |
| else |
| dhd->pub.wlfc_enabled = FALSE; |
| #endif /* PROP_TXSTATUS_VSDB */ |
| dhd->pub.ptx_opt_enabled = FALSE; |
| dhd->pub.skip_fc = dhd_wlfc_skip_fc; |
| dhd->pub.plat_enable = dhd_wlfc_plat_enable; |
| dhd->pub.plat_deinit = dhd_wlfc_plat_deinit; |
| #endif /* PROP_TXSTATUS */ |
| |
| /* Initialize other structure content */ |
| init_waitqueue_head(&dhd->ioctl_resp_wait); |
| init_waitqueue_head(&dhd->ctrl_wait); |
| |
| /* Initialize the spinlocks */ |
| spin_lock_init(&dhd->sdlock); |
| spin_lock_init(&dhd->txqlock); |
| spin_lock_init(&dhd->dhd_lock); |
| #if defined(DHDTHREAD) && defined(RXFRAME_THREAD) |
| spin_lock_init(&dhd->rxf_lock); |
| #endif /* defined(DHDTHREAD) && defined(RXFRAME_THREAD) */ |
| #ifdef DHDTCPACK_SUPPRESS |
| spin_lock_init(&dhd->tcpack_lock); |
| #endif /* DHDTCPACK_SUPPRESS */ |
| |
| /* Initialize Wakelock stuff */ |
| spin_lock_init(&dhd->wakelock_spinlock); |
| dhd->wakelock_counter = 0; |
| dhd->wakelock_wd_counter = 0; |
| dhd->wakelock_rx_timeout_enable = 0; |
| dhd->wakelock_ctrl_timeout_enable = 0; |
| #ifdef CONFIG_HAS_WAKELOCK |
| wake_lock_init(&dhd->wl_wifi, WAKE_LOCK_SUSPEND, "wlan_wake"); |
| wake_lock_init(&dhd->wl_rxwake, WAKE_LOCK_SUSPEND, "wlan_rx_wake"); |
| wake_lock_init(&dhd->wl_ctrlwake, WAKE_LOCK_SUSPEND, "wlan_ctrl_wake"); |
| wake_lock_init(&dhd->wl_wdwake, WAKE_LOCK_SUSPEND, "wlan_wd_wake"); |
| #endif /* CONFIG_HAS_WAKELOCK */ |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 25)) && 1 |
| mutex_init(&dhd->dhd_net_if_mutex); |
| mutex_init(&dhd->dhd_suspend_mutex); |
| #endif |
| 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 |
| /* 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 |
| #if defined(WL_WIRELESS_EXT) |
| /* Attach and link in the iw */ |
| if (!(dhd_state & DHD_ATTACH_STATE_CFG80211)) { |
| if (wl_iw_attach(net, (void *)&dhd->pub) != 0) { |
| DHD_ERROR(("wl_iw_attach failed\n")); |
| goto fail; |
| } |
| dhd_state |= DHD_ATTACH_STATE_WL_ATTACH; |
| } |
| #endif /* defined(WL_WIRELESS_EXT) */ |
| |
| |
| /* Set up the watchdog timer */ |
| init_timer(&dhd->timer); |
| dhd->timer.data = (ulong)dhd; |
| dhd->timer.function = dhd_watchdog; |
| dhd->default_wd_interval = dhd_watchdog_ms; |
| |
| #ifdef DHDTHREAD |
| /* Initialize thread based operation and lock */ |
| sema_init(&dhd->sdsem, 1); |
| if ((dhd_watchdog_prio >= 0) && (dhd_dpc_prio >= 0)) { |
| dhd->threads_only = TRUE; |
| } |
| else { |
| dhd->threads_only = FALSE; |
| } |
| |
| if (dhd_watchdog_prio >= 0) { |
| /* Initialize watchdog thread */ |
| PROC_START(dhd_watchdog_thread, dhd, &dhd->thr_wdt_ctl, 0, "dhd_watchdog_thread"); |
| |
| } else { |
| dhd->thr_wdt_ctl.thr_pid = -1; |
| } |
| |
| /* 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"); |
| } else { |
| /* use tasklet for dpc */ |
| tasklet_init(&dhd->tasklet, dhd_dpc, (ulong)dhd); |
| dhd->thr_dpc_ctl.thr_pid = -1; |
| } |
| #ifdef RXFRAME_THREAD |
| bzero(&dhd->pub.skbbuf[0], sizeof(void *) * MAXSKBPEND); |
| /* Initialize RXF thread */ |
| PROC_START(dhd_rxf_thread, dhd, &dhd->thr_rxf_ctl, 0, "dhd_rxf"); |
| #endif |
| #else |
| /* Set up the bottom half handler */ |
| tasklet_init(&dhd->tasklet, dhd_dpc, (ulong)dhd); |
| dhd->dhd_tasklet_create = TRUE; |
| #endif /* DHDTHREAD */ |
| |
| if (dhd_sysioc) { |
| PROC_START(_dhd_sysioc_thread, dhd, &dhd->thr_sysioc_ctl, 0, "dhd_sysioc"); |
| } else { |
| dhd->thr_sysioc_ctl.thr_pid = -1; |
| } |
| dhd_state |= DHD_ATTACH_STATE_THREADS_CREATED; |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) && (1) |
| INIT_WORK(&dhd->work_hang, dhd_hang_process); |
| #endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) */ |
| |
| /* |
| * Save the dhd_info into the priv |
| */ |
| memcpy(netdev_priv(net), &dhd, sizeof(dhd)); |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) && (LINUX_VERSION_CODE <= \ |
| KERNEL_VERSION(2, 6, 39)) && defined(CONFIG_PM_SLEEP) |
| register_pm_notifier(&dhd_sleep_pm_notifier); |
| #endif /* (LINUX_VERSION >= 2.6.27 && LINUX_VERSION <= 2.6.39 && 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; |
| register_inetaddr_notifier(&dhd_notifier); |
| #endif /* ARP_OFFLOAD_SUPPORT */ |
| register_inet6addr_notifier(&dhd_notifier_ipv6); |
| |
| #ifdef DHDTCPACK_SUPPRESS |
| dhd->pub.tcp_ack_info_cnt = 0; |
| bzero(dhd->pub.tcp_ack_info_tbl, sizeof(struct tcp_ack_info)*MAXTCPSTREAMS); |
| #endif /* DHDTCPACK_SUPPRESS */ |
| |
| dhd_state |= DHD_ATTACH_STATE_DONE; |
| dhd->dhd_state = dhd_state; |
| return &dhd->pub; |
| |
| fail: |
| if (dhd_state < DHD_ATTACH_STATE_DHD_ALLOC) { |
| if (net) free_netdev(net); |
| } else { |
| 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); |
| } |
| |
| return NULL; |
| } |
| |
| int |
| dhd_bus_start(dhd_pub_t *dhdp) |
| { |
| int ret = -1; |
| dhd_info_t *dhd = (dhd_info_t*)dhdp->info; |
| unsigned long flags; |
| |
| ASSERT(dhd); |
| |
| DHD_TRACE(("Enter %s:\n", __FUNCTION__)); |
| |
| #ifdef DHDTHREAD |
| if (dhd->threads_only) |
| dhd_os_sdlock(dhdp); |
| #endif /* DHDTHREAD */ |
| |
| |
| /* try to download image and nvram to the dongle */ |
| if ((dhd->pub.busstate == DHD_BUS_DOWN) && |
| (fw_path[0] != '\0') && (nv_path[0] != '\0')) { |
| #ifdef SHOW_NVRAM_TYPE |
| { /* Show nvram type in the kernel log */ |
| int i; |
| for (i = 0; nv_path[i] != '\0'; ++i) { |
| if (nv_path[i] == '.') { |
| ++i; |
| break; |
| } |
| } |
| DHD_ERROR(("%s: nvram_type = [%s]\n", __FUNCTION__, &nv_path[i])); |
| } |
| #endif /* SHOW_NVRAM_TYPE */ |
| /* wake lock moved to dhdsdio_download_firmware */ |
| if (!(dhd_bus_download_firmware(dhd->pub.bus, dhd->pub.osh, |
| fw_path, nv_path))) { |
| DHD_ERROR(("%s: dhdsdio_probe_download failed. firmware = %s nvram = %s\n", |
| __FUNCTION__, fw_path, nv_path)); |
| #ifdef DHDTHREAD |
| if (dhd->threads_only) |
| dhd_os_sdunlock(dhdp); |
| #endif /* DHDTHREAD */ |
| return -1; |
| } |
| } |
| if (dhd->pub.busstate != DHD_BUS_LOAD) { |
| #ifdef DHDTHREAD |
| if (dhd->threads_only) |
| dhd_os_sdunlock(dhdp); |
| #endif /* DHDTHREAD */ |
| return -ENETDOWN; |
| } |
| |
| /* 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 DHDTHREAD |
| if (dhd->threads_only) |
| dhd_os_sdunlock(dhdp); |
| #endif /* DHDTHREAD */ |
| return ret; |
| } |
| #if defined(OOB_INTR_ONLY) |
| /* Host registration for OOB interrupt */ |
| if (bcmsdh_register_oob_intr(dhdp)) { |
| /* deactivate timer and wait for the handler to finish */ |
| |
| flags = dhd_os_spin_lock(&dhd->pub); |
| dhd->wd_timer_valid = FALSE; |
| dhd_os_spin_unlock(&dhd->pub, flags); |
| del_timer_sync(&dhd->timer); |
| |
| DHD_ERROR(("%s Host failed to register for OOB\n", __FUNCTION__)); |
| #ifdef DHDTHREAD |
| if (dhd->threads_only) |
| dhd_os_sdunlock(dhdp); |
| #endif /* DHDTHREAD */ |
| DHD_OS_WD_WAKE_UNLOCK(&dhd->pub); |
| return -ENODEV; |
| } |
| |
| /* Enable oob at firmware */ |
| dhd_enable_oob_intr(dhd->pub.bus, TRUE); |
| #endif |
| |
| /* If bus is not ready, can't come up */ |
| if (dhd->pub.busstate != DHD_BUS_DATA) { |
| flags = dhd_os_spin_lock(&dhd->pub); |
| dhd->wd_timer_valid = FALSE; |
| dhd_os_spin_unlock(&dhd->pub, flags); |
| del_timer_sync(&dhd->timer); |
| DHD_ERROR(("%s failed bus is not ready\n", __FUNCTION__)); |
| #ifdef DHDTHREAD |
| if (dhd->threads_only) |
| dhd_os_sdunlock(dhdp); |
| #endif /* DHDTHREAD */ |
| DHD_OS_WD_WAKE_UNLOCK(&dhd->pub); |
| return -ENODEV; |
| } |
| |
| #ifdef DHDTHREAD |
| if (dhd->threads_only) |
| dhd_os_sdunlock(dhdp); |
| #endif /* DHDTHREAD */ |
| |
| dhd_process_cid_mac(dhdp, TRUE); |
| |
| /* Bus is ready, do any protocol initialization */ |
| if ((ret = dhd_prot_init(&dhd->pub)) < 0) |
| return ret; |
| |
| dhd_process_cid_mac(dhdp, FALSE); |
| |
| #ifdef ARP_OFFLOAD_SUPPORT |
| if (dhd->pend_ipaddr) { |
| #ifdef AOE_IP_ALIAS_SUPPORT |
| 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) |
| { |
| char iovbuf[WLC_IOCTL_SMLEN]; |
| 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; |
| if (!FW_SUPPORTED(dhd, tdls)) |
| return BCME_ERROR; |
| |
| if (dhd->tdls_enable == tdls_on) |
| goto auto_mode; |
| bcm_mkiovar("tdls_enable", (char *)&tdls, sizeof(tdls), iovbuf, sizeof(iovbuf)); |
| if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, sizeof(iovbuf), TRUE, 0)) < 0) { |
| DHD_ERROR(("%s: tdls %d failed %d\n", __FUNCTION__, tdls, ret)); |
| goto exit; |
| } |
| dhd->tdls_enable = tdls_on; |
| auto_mode: |
| if (mac) { |
| tdls_auto_op = auto_on; |
| bcm_mkiovar("tdls_auto_op", (char *)&tdls_auto_op, sizeof(tdls_auto_op), |
| iovbuf, sizeof(iovbuf)); |
| if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, |
| sizeof(iovbuf), TRUE, 0)) < 0) { |
| DHD_ERROR(("%s: tdls_auto_op failed %d\n", __FUNCTION__, ret)); |
| goto exit; |
| } |
| |
| if (tdls_auto_op) { |
| bcm_mkiovar("tdls_idle_time", (char *)&tdls_idle_time, |
| sizeof(tdls_idle_time), iovbuf, sizeof(iovbuf)); |
| if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, |
| sizeof(iovbuf), TRUE, 0)) < 0) { |
| DHD_ERROR(("%s: tdls_idle_time failed %d\n", __FUNCTION__, ret)); |
| goto exit; |
| } |
| bcm_mkiovar("tdls_rssi_high", (char *)&tdls_rssi_high, 4, iovbuf, sizeof(iovbuf)); |
| if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, sizeof(iovbuf), TRUE, 0)) < 0) { |
| DHD_ERROR(("%s: tdls_rssi_high failed %d\n", __FUNCTION__, ret)); |
| goto exit; |
| } |
| bcm_mkiovar("tdls_rssi_low", (char *)&tdls_rssi_low, 4, iovbuf, sizeof(iovbuf)); |
| if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, sizeof(iovbuf), TRUE, 0)) < 0) { |
| DHD_ERROR(("%s: tdls_rssi_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_info_t **)netdev_priv(dev); |
| int ret = 0; |
| if (dhd) |
| ret = _dhd_tdls_enable(&dhd->pub, tdls_on, auto_on, mac); |
| else |
| ret = BCME_ERROR; |
| return ret; |
| } |
| #endif /* WLTDLS */ |
| |
| 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, |
| * that means we only will use the mode as it is |
| */ |
| if (dhd->op_mode & DHD_FLAG_HOSTAP_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)); |
| bcm_mkiovar("p2p", 0, 0, buf, sizeof(buf)); |
| if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_GET_VAR, buf, sizeof(buf), |
| FALSE, 0)) < 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 defined(WL_ENABLE_P2P_IF) || defined(WL_CFG80211_P2P_DEV_IF) |
| /* For customer_hw4, although ICS, |
| * we still support concurrent mode |
| */ |
| return ret; |
| #else |
| return 0; |
| #endif |
| } |
| } |
| } |
| return 0; |
| } |
| #endif |
| int |
| dhd_preinit_ioctls(dhd_pub_t *dhd) |
| { |
| int ret = 0; |
| char eventmask[WL_EVENTING_MASK_LEN]; |
| char iovbuf[WL_EVENTING_MASK_LEN + 12]; /* Room for "event_msgs" + '\0' + bitvec */ |
| uint32 buf_key_b4_m4 = 1; |
| uint8 msglen; |
| eventmsgs_ext_t *eventmask_msg; |
| char iov_buf[WLC_IOCTL_SMLEN]; |
| #ifdef CUSTOM_AMPDU_BA_WSIZE |
| uint32 ampdu_ba_wsize = CUSTOM_AMPDU_BA_WSIZE; |
| #endif /* CUSTOM_AMPDU_BA_WSIZE */ |
| uint power_mode = PM_FAST; |
| uint32 dongle_align = DHD_SDALIGN; |
| uint32 glom = CUSTOM_GLOM_SETTING; |
| uint bcn_timeout = 4; |
| uint retry_max = 3; |
| #if defined(ARP_OFFLOAD_SUPPORT) |
| int arpoe = 1; |
| #endif |
| 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 */ |
| #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 */ |
| #else |
| #ifdef DISABLE_BUILTIN_ROAM |
| uint roamvar = 1; |
| #endif /* DISABLE_BUILTIN_ROAM */ |
| #endif /* ROAM_ENABLE */ |
| |
| #if defined(SOFTAP) |
| uint dtim = 1; |
| #endif |
| #if (defined(AP) && !defined(WLP2P)) || (!defined(AP) && defined(WL_CFG80211)) |
| uint32 mpc = 0; /* Turn MPC off for AP/APSTA mode */ |
| struct ether_addr p2p_ea; |
| #endif |
| |
| #if defined(AP) || defined(WLP2P) |
| uint32 apsta = 1; /* Enable APSTA mode */ |
| #endif /* defined(AP) || defined(WLP2P) */ |
| #ifdef GET_CUSTOM_MAC_ENABLE |
| struct ether_addr ea_addr; |
| #endif /* GET_CUSTOM_MAC_ENABLE */ |
| |
| #ifdef DISABLE_11N |
| uint32 nmode = 0; |
| #endif /* DISABLE_11N */ |
| #ifdef USE_WL_TXBF |
| uint32 txbf = 1; |
| #endif /* USE_WL_TXBF */ |
| #ifdef USE_WL_FRAMEBURST |
| uint32 frameburst = 1; |
| #endif /* USE_WL_FRAMEBURST */ |
| #ifdef SUPPORT_2G_VHT |
| uint32 vht_features = 0x3; /* 2G enable | rates all */ |
| #endif /* SUPPORT_2G_VHT */ |
| #ifdef PROP_TXSTATUS |
| #ifdef PROP_TXSTATUS_VSDB |
| /* In case the host does not support proptxstatus, hostreorder in dongle should be off */ |
| uint32 hostreorder = 0; |
| dhd->wlfc_enabled = FALSE; |
| /* enable WLFC only if the firmware is VSDB */ |
| #else |
| if (!disable_proptx) |
| dhd->wlfc_enabled = TRUE; |
| else |
| dhd->wlfc_enabled = FALSE; |
| #endif /* PROP_TXSTATUS_VSDB */ |
| #endif /* PROP_TXSTATUS */ |
| #ifdef WLTDLS |
| dhd->tdls_enable = FALSE; |
| #endif /* WLTDLS */ |
| dhd->suspend_bcn_li_dtim = CUSTOM_SUSPEND_BCN_LI_DTIM; |
| DHD_TRACE(("Enter %s\n", __FUNCTION__)); |
| dhd->op_mode = 0; |
| #ifdef GET_CUSTOM_MAC_ENABLE |
| ret = dhd_custom_get_mac_address(ea_addr.octet); |
| if (!ret) { |
| memset(buf, 0, sizeof(buf)); |
| bcm_mkiovar("cur_etheraddr", (void *)&ea_addr, ETHER_ADDR_LEN, buf, sizeof(buf)); |
| ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, buf, sizeof(buf), TRUE, 0); |
| if (ret < 0) { |
| DHD_ERROR(("%s: can't set MAC address , error=%d\n", __FUNCTION__, ret)); |
| return BCME_NOTUP; |
| } |
| 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 */ |
| memset(buf, 0, sizeof(buf)); |
| bcm_mkiovar("cur_etheraddr", 0, 0, buf, sizeof(buf)); |
| if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_GET_VAR, buf, sizeof(buf), |
| FALSE, 0)) < 0) { |
| DHD_ERROR(("%s: can't get MAC address , error=%d\n", __FUNCTION__, ret)); |
| return BCME_NOTUP; |
| } |
| /* Update public MAC address after reading from Firmware */ |
| memcpy(dhd->mac.octet, buf, ETHER_ADDR_LEN); |
| |
| #ifdef GET_CUSTOM_MAC_ENABLE |
| } |
| #endif /* GET_CUSTOM_MAC_ENABLE */ |
| |
| DHD_TRACE(("Firmware = %s\n", fw_path)); |
| /* get a capabilities from firmware */ |
| memset(dhd->fw_capabilities, 0, sizeof(dhd->fw_capabilities)); |
| bcm_mkiovar("cap", 0, 0, dhd->fw_capabilities, sizeof(dhd->fw_capabilities)); |
| if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_GET_VAR, dhd->fw_capabilities, |
| sizeof(dhd->fw_capabilities), FALSE, 0)) < 0) { |
| DHD_ERROR(("%s: Get Capability failed (error=%d)\n", |
| __FUNCTION__, ret)); |
| return 0; |
| } |
| if ((!op_mode && strstr(fw_path, "_apsta") != NULL) || |
| (op_mode == DHD_FLAG_HOSTAP_MODE)) { |
| #ifdef SET_RANDOM_MAC_SOFTAP |
| uint rand_mac; |
| #endif |
| dhd->op_mode = DHD_FLAG_HOSTAP_MODE; |
| #if defined(ARP_OFFLOAD_SUPPORT) |
| arpoe = 0; |
| #endif |
| #ifdef PKT_FILTER_SUPPORT |
| dhd_pkt_filter_enable = FALSE; |
| #endif |
| #ifdef SET_RANDOM_MAC_SOFTAP |
| SRANDOM32((uint)jiffies); |
| rand_mac = RANDOM32(); |
| iovbuf[0] = 0x02; /* locally administered bit */ |
| iovbuf[1] = 0x1A; |
| iovbuf[2] = 0x11; |
| iovbuf[3] = (unsigned char)(rand_mac & 0x0F) | 0xF0; |
| iovbuf[4] = (unsigned char)(rand_mac >> 8); |
| iovbuf[5] = (unsigned char)(rand_mac >> 16); |
| |
| bcm_mkiovar("cur_etheraddr", (void *)iovbuf, ETHER_ADDR_LEN, buf, sizeof(buf)); |
| ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, buf, sizeof(buf), TRUE, 0); |
| 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 */ |
| #if !defined(AP) && defined(WL_CFG80211) |
| /* Turn off MPC in AP mode */ |
| bcm_mkiovar("mpc", (char *)&mpc, 4, iovbuf, sizeof(iovbuf)); |
| if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, |
| sizeof(iovbuf), TRUE, 0)) < 0) { |
| DHD_ERROR(("%s mpc for HostAPD failed %d\n", __FUNCTION__, ret)); |
| } |
| #endif |
| } |
| else { |
| uint32 concurrent_mode = 0; |
| if ((!op_mode && strstr(fw_path, "_p2p") != NULL) || |
| (op_mode == DHD_FLAG_P2P_MODE)) { |
| #if defined(ARP_OFFLOAD_SUPPORT) |
| arpoe = 0; |
| #endif |
| #ifdef PKT_FILTER_SUPPORT |
| dhd_pkt_filter_enable = FALSE; |
| #endif |
| dhd->op_mode = DHD_FLAG_P2P_MODE; |
| } else if (op_mode == DHD_FLAG_IBSS_MODE || |
| (!op_mode && strstr(fw_path, "_ibss") != NULL)) { |
| 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))) { |
| #if defined(ARP_OFFLOAD_SUPPORT) |
| arpoe = 1; |
| #endif |
| dhd->op_mode |= concurrent_mode; |
| } |
| |
| /* Check if we are enabling p2p */ |
| if (dhd->op_mode & DHD_FLAG_P2P_MODE) { |
| bcm_mkiovar("apsta", (char *)&apsta, 4, iovbuf, sizeof(iovbuf)); |
| if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, |
| iovbuf, sizeof(iovbuf), TRUE, 0)) < 0) { |
| DHD_ERROR(("%s APSTA for P2P failed ret= %d\n", __FUNCTION__, ret)); |
| } |
| |
| memcpy(&p2p_ea, &dhd->mac, ETHER_ADDR_LEN); |
| ETHER_SET_LOCALADDR(&p2p_ea); |
| bcm_mkiovar("p2p_da_override", (char *)&p2p_ea, |
| ETHER_ADDR_LEN, iovbuf, sizeof(iovbuf)); |
| if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, |
| iovbuf, sizeof(iovbuf), TRUE, 0)) < 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 |
| } |
| |
| DHD_ERROR(("Firmware up: op_mode=0x%04x, " |
| "Broadcom Dongle Host Driver mac="MACDBG"\n", |
| dhd->op_mode, |
| MAC2STRDBG(dhd->mac.octet))); |
| /* Set Country code */ |
| if (dhd->dhd_cspec.ccode[0] != 0) { |
| bcm_mkiovar("country", (char *)&dhd->dhd_cspec, |
| sizeof(wl_country_t), iovbuf, sizeof(iovbuf)); |
| if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, sizeof(iovbuf), TRUE, 0)) < 0) |
| DHD_ERROR(("%s: country code setting failed\n", __FUNCTION__)); |
| } |
| |
| /* Set Listen Interval */ |
| bcm_mkiovar("assoc_listen", (char *)&listen_interval, 4, iovbuf, sizeof(iovbuf)); |
| if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, sizeof(iovbuf), TRUE, 0)) < 0) |
| DHD_ERROR(("%s assoc_listen failed %d\n", __FUNCTION__, ret)); |
| |
| #if defined(ROAM_ENABLE) || defined(DISABLE_BUILTIN_ROAM) |
| /* Disable built-in roaming to allowed ext supplicant to take care of roaming */ |
| bcm_mkiovar("roam_off", (char *)&roamvar, 4, iovbuf, sizeof(iovbuf)); |
| dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, sizeof(iovbuf), TRUE, 0); |
| #endif /* ROAM_ENABLE || DISABLE_BUILTIN_ROAM */ |
| #if defined(ROAM_ENABLE) |
| 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)); |
| bcm_mkiovar("fullroamperiod", (char *)&roam_fullscan_period, 4, iovbuf, sizeof(iovbuf)); |
| if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, sizeof(iovbuf), TRUE, 0)) < 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) { |
| bcm_mkiovar("roam_env_detection", (char *)&roam_env_mode, |
| 4, iovbuf, sizeof(iovbuf)); |
| if (dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, sizeof(iovbuf), TRUE, 0) == BCME_OK) |
| dhd->roam_env_detection = TRUE; |
| else { |
| dhd->roam_env_detection = FALSE; |
| } |
| } |
| #endif /* ROAM_AP_ENV_DETECTION */ |
| #endif /* ROAM_ENABLE */ |
| |
| #ifdef WLTDLS |
| /* by default TDLS on and auto mode off */ |
| _dhd_tdls_enable(dhd, true, false, NULL); |
| #endif /* WLTDLS */ |
| |
| |
| /* Set PowerSave mode */ |
| dhd_wl_ioctl_cmd(dhd, WLC_SET_PM, (char *)&power_mode, sizeof(power_mode), TRUE, 0); |
| |
| /* Match Host and Dongle rx alignment */ |
| bcm_mkiovar("bus:txglomalign", (char *)&dongle_align, 4, iovbuf, sizeof(iovbuf)); |
| dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, sizeof(iovbuf), TRUE, 0); |
| |
| if (glom != DEFAULT_GLOM_VALUE) { |
| DHD_INFO(("%s set glom=0x%X\n", __FUNCTION__, glom)); |
| bcm_mkiovar("bus:txglom", (char *)&glom, 4, iovbuf, sizeof(iovbuf)); |
| dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, sizeof(iovbuf), TRUE, 0); |
| } |
| |
| /* Setup timeout if Beacons are lost and roam is off to report link down */ |
| bcm_mkiovar("bcn_timeout", (char *)&bcn_timeout, 4, iovbuf, sizeof(iovbuf)); |
| dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, sizeof(iovbuf), TRUE, 0); |
| /* Setup assoc_retry_max count to reconnect target AP in dongle */ |
| bcm_mkiovar("assoc_retry_max", (char *)&retry_max, 4, iovbuf, sizeof(iovbuf)); |
| dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, sizeof(iovbuf), TRUE, 0); |
| #if defined(AP) && !defined(WLP2P) |
| /* Turn off MPC in AP mode */ |
| bcm_mkiovar("mpc", (char *)&mpc, 4, iovbuf, sizeof(iovbuf)); |
| dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, sizeof(iovbuf), TRUE, 0); |
| bcm_mkiovar("apsta", (char *)&apsta, 4, iovbuf, sizeof(iovbuf)); |
| dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, sizeof(iovbuf), TRUE, 0); |
| #endif /* defined(AP) && !defined(WLP2P) */ |
| |
| |
| #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)) { |
| 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 |
| bcm_mkiovar("txbf", (char *)&txbf, 4, iovbuf, sizeof(iovbuf)); |
| if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, |
| sizeof(iovbuf), TRUE, 0)) < 0) { |
| DHD_ERROR(("%s Set txbf failed %d\n", __FUNCTION__, ret)); |
| } |
| #endif /* USE_WL_TXBF */ |
| #ifdef USE_WL_FRAMEBURST |
| /* Set frameburst to value */ |
| if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_FAKEFRAG, (char *)&frameburst, |
| sizeof(frameburst), TRUE, 0)) < 0) { |
| DHD_ERROR(("%s Set frameburst failed %d\n", __FUNCTION__, ret)); |
| } |
| #endif /* USE_WL_FRAMEBURST */ |
| #ifdef CUSTOM_AMPDU_BA_WSIZE |
| /* Set ampdu ba wsize to 64 */ |
| bcm_mkiovar("ampdu_ba_wsize", (char *)&du_ba_wsize, 4, iovbuf, sizeof(iovbuf)); |
| if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, |
| sizeof(iovbuf), TRUE, 0)) < 0) { |
| DHD_ERROR(("%s Set ampdu_ba_wsize to %d failed %d\n", |
| __FUNCTION__, CUSTOM_AMPDU_BA_WSIZE, ret)); |
| } |
| #endif /* CUSTOM_AMPDU_BA_WSIZE */ |
| #ifdef SUPPORT_2G_VHT |
| bcm_mkiovar("vht_features", (char *)&vht_features, 4, iovbuf, sizeof(iovbuf)); |
| if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, sizeof(iovbuf), TRUE, 0)) < 0) { |
| DHD_ERROR(("%s vht_features set failed %d\n", __FUNCTION__, ret)); |
| } |
| #endif /* SUPPORT_2G_VHT */ |
| |
| bcm_mkiovar("buf_key_b4_m4", (char *)&buf_key_b4_m4, 4, iovbuf, sizeof(iovbuf)); |
| if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, |
| sizeof(iovbuf), TRUE, 0)) < 0) { |
| DHD_ERROR(("%s buf_key_b4_m4 set failed %d\n", __FUNCTION__, ret)); |
| } |
| |
| /* Read event_msgs mask */ |
| bcm_mkiovar("event_msgs", eventmask, WL_EVENTING_MASK_LEN, iovbuf, sizeof(iovbuf)); |
| if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_GET_VAR, iovbuf, sizeof(iovbuf), FALSE, 0)) < 0) { |
| DHD_ERROR(("%s read Event mask failed %d\n", __FUNCTION__, ret)); |
| goto done; |
| } |
| bcopy(iovbuf, eventmask, WL_EVENTING_MASK_LEN); |
| |
| /* Setup event_msgs */ |
| setbit(eventmask, WLC_E_SET_SSID); |
| setbit(eventmask, WLC_E_PRUNE); |
| setbit(eventmask, WLC_E_AUTH); |
| setbit(eventmask, WLC_E_ASSOC); |
| setbit(eventmask, WLC_E_REASSOC); |
| setbit(eventmask, WLC_E_REASSOC_IND); |
| setbit(eventmask, WLC_E_DEAUTH); |
| setbit(eventmask, WLC_E_DEAUTH_IND); |
| setbit(eventmask, WLC_E_DISASSOC_IND); |
| setbit(eventmask, WLC_E_DISASSOC); |
| setbit(eventmask, WLC_E_JOIN); |
| setbit(eventmask, WLC_E_START); |
| setbit(eventmask, WLC_E_ASSOC_IND); |
| setbit(eventmask, WLC_E_PSK_SUP); |
| setbit(eventmask, WLC_E_LINK); |
| setbit(eventmask, WLC_E_NDIS_LINK); |
| setbit(eventmask, WLC_E_MIC_ERROR); |
| setbit(eventmask, WLC_E_ASSOC_REQ_IE); |
| setbit(eventmask, WLC_E_ASSOC_RESP_IE); |
| #ifndef WL_CFG80211 |
| setbit(eventmask, WLC_E_PMKID_CACHE); |
| setbit(eventmask, WLC_E_TXFAIL); |
| #endif |
| setbit(eventmask, WLC_E_JOIN_START); |
| setbit(eventmask, WLC_E_SCAN_COMPLETE); |
| #ifdef WLMEDIA_HTSF |
| setbit(eventmask, WLC_E_HTSFSYNC); |
| #endif /* WLMEDIA_HTSF */ |
| #ifdef PNO_SUPPORT |
| setbit(eventmask, WLC_E_PFN_NET_FOUND); |
| setbit(eventmask, WLC_E_PFN_BEST_BATCHING); |
| setbit(eventmask, WLC_E_PFN_BSSID_NET_FOUND); |
| setbit(eventmask, WLC_E_PFN_BSSID_NET_LOST); |
| #endif /* PNO_SUPPORT */ |
| /* enable dongle roaming event */ |
| setbit(eventmask, WLC_E_ROAM); |
| #ifdef WLTDLS |
| setbit(eventmask, WLC_E_TDLS_PEER_EVENT); |
| #endif /* WLTDLS */ |
| #ifdef WL_CFG80211 |
| setbit(eventmask, WLC_E_ESCAN_RESULT); |
| if (dhd->op_mode & DHD_FLAG_P2P_MODE) { |
| setbit(eventmask, WLC_E_ACTION_FRAME_RX); |
| setbit(eventmask, WLC_E_P2P_DISC_LISTEN_COMPLETE); |
| } |
| #endif /* WL_CFG80211 */ |
| |
| /* Write updated Event mask */ |
| bcm_mkiovar("event_msgs", eventmask, WL_EVENTING_MASK_LEN, iovbuf, sizeof(iovbuf)); |
| if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, sizeof(iovbuf), TRUE, 0)) < 0) { |
| DHD_ERROR(("%s Set Event mask failed %d\n", __FUNCTION__, ret)); |
| goto done; |
| } |
| |
| /* make up event mask ext message iovar for event larger than 128 */ |
| msglen = ROUNDUP(WLC_E_LAST, NBBY)/NBBY + EVENTMSGS_EXT_STRUCT_SIZE; |
| eventmask_msg = (eventmsgs_ext_t*)kmalloc(msglen, GFP_KERNEL); |
| if (eventmask_msg == NULL) { |
| DHD_ERROR(("failed to allocate %d bytes for event_msg_ext\n", msglen)); |
| return BCME_NOMEM; |
| } |
| |
| bzero(eventmask_msg, msglen); |
| eventmask_msg->ver = EVENTMSGS_VER; |
| eventmask_msg->len = ROUNDUP(WLC_E_LAST, NBBY)/NBBY; |
| |
| /* Read event_msgs_ext mask */ |
| |
| bcm_mkiovar("event_msgs_ext", (char *)eventmask_msg, msglen, iov_buf, sizeof(iov_buf)); |
| ret = dhd_wl_ioctl_cmd(dhd, WLC_GET_VAR, iov_buf, sizeof(iov_buf), FALSE, 0); |
| if (ret >= 0) { /* event_msgs_ext must be supported */ |
| bcopy(iov_buf, eventmask_msg, msglen); |
| #ifdef GSCAN_SUPPORT |
| setbit(eventmask_msg->mask, WLC_E_PFN_GSCAN_FULL_RESULT); |
| setbit(eventmask_msg->mask, WLC_E_PFN_SCAN_COMPLETE); |
| setbit(eventmask_msg->mask, WLC_E_PFN_SWC); |
| setbit(eventmask_msg->mask, WLC_E_PFN_SSID_EXT); |
| setbit(eventmask_msg->mask, WLC_E_ROAM_EXP_EVENT); |
| #endif /* GSCAN_SUPPORT */ |
| #ifdef BCMCCX_S69 |
| setbit(eventmask_msg->mask, WLC_E_CCX_S69_RESP_RX); |
| #endif |
| /* Write updated Event mask */ |
| eventmask_msg->ver = EVENTMSGS_VER; |
| eventmask_msg->command = EVENTMSGS_SET_MASK; |
| eventmask_msg->len = ROUNDUP(WLC_E_LAST, NBBY)/NBBY; |
| bcm_mkiovar("event_msgs_ext", (char *)eventmask_msg, |
| msglen, iov_buf, sizeof(iov_buf)); |
| |
| if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, |
| iov_buf, sizeof(iov_buf), TRUE, 0)) < 0) { |
| DHD_ERROR(("%s write event mask ext failed %d\n", __FUNCTION__, ret)); |
| kfree(eventmask_msg); |
| goto done; |
| |
| } |
| kfree(eventmask_msg); |
| |
| } else if (ret < 0 && ret != BCME_UNSUPPORTED) { |
| |
| DHD_ERROR(("%s read event mask ext failed %d\n", __FUNCTION__, ret)); |
| kfree(eventmask_msg); |
| goto done; |
| } /* unsupported is ok */ |
| |
| 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 |
| /* Set and enable ARP offload feature for STA only */ |
| #if defined(SOFTAP) |
| if (arpoe && !ap_fw_loaded) { |
| #else |
| if (arpoe) { |
| #endif |
| dhd_arp_offload_enable(dhd, TRUE); |
| dhd_arp_offload_set(dhd, dhd_arp_mode); |
| } else { |
| dhd_arp_offload_enable(dhd, FALSE); |
| dhd_arp_offload_set(dhd, 0); |
| } |
| dhd_arp_enable = arpoe; |
| #endif /* ARP_OFFLOAD_SUPPORT */ |
| |
| #ifdef PKT_FILTER_SUPPORT |
| /* Setup default defintions for pktfilter , enable in suspend */ |
| dhd->pktfilter_count = 6; |
| /* Setup filter to allow only unicast */ |
| dhd->pktfilter[DHD_UNICAST_FILTER_NUM] = "100 0 0 0 0x01 0x00"; |
| dhd->pktfilter[DHD_BROADCAST_FILTER_NUM] = NULL; |
| dhd->pktfilter[DHD_MULTICAST4_FILTER_NUM] = NULL; |
| dhd->pktfilter[DHD_MULTICAST6_FILTER_NUM] = NULL; |
| dhd->pktfilter[DHD_MDNS_FILTER_NUM] = NULL; |
| /* apply APP pktfilter */ |
| dhd->pktfilter[DHD_ARP_FILTER_NUM] = "105 0 0 12 0xFFFF 0x0806"; |
| |
| |
| #if defined(SOFTAP) |
| if (ap_fw_loaded) { |
| dhd_enable_packet_filter(0, dhd); |
| } |
| #endif /* defined(SOFTAP) */ |
| dhd_set_packet_filter(dhd); |
| #endif /* PKT_FILTER_SUPPORT */ |
| #ifdef DISABLE_11N |
| bcm_mkiovar("nmode", (char *)&nmode, 4, iovbuf, sizeof(iovbuf)); |
| if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, sizeof(iovbuf), TRUE, 0)) < 0) |
| DHD_ERROR(("%s wl nmode 0 failed %d\n", __FUNCTION__, ret)); |
| #else |
| #if defined(PROP_TXSTATUS) && defined(PROP_TXSTATUS_VSDB) |
| bcm_mkiovar("ampdu_hostreorder", (char *)&hostreorder, 4, buf, sizeof(buf)); |
| dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, buf, sizeof(buf), TRUE, 0); |
| #endif |
| #endif /* DISABLE_11N */ |
| |
| |
| |
| /* query for 'ver' to get version info from firmware */ |
| memset(buf, 0, sizeof(buf)); |
| ptr = buf; |
| bcm_mkiovar("ver", (char *)&buf, 4, buf, sizeof(buf)); |
| if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_GET_VAR, buf, sizeof(buf), FALSE, 0)) < 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)); |
| dhd_set_version_info(dhd, buf); |
| |
| /* Check and adjust IOCTL response timeout for Manufactring firmware */ |
| if (strstr(buf, MANUFACTRING_FW) != NULL) { |
| dhd_os_set_ioctl_resp_timeout(20000); |
| DHD_ERROR(("%s : adjust IOCTL response time for Manufactring Firmware\n", |
| __FUNCTION__)); |
| } |
| } |
| |
| #ifdef BCMSDIOH_TXGLOM |
| if (bcmsdh_glom_enabled()) { |
| dhd_txglom_enable(dhd, TRUE); |
| } |
| #endif /* BCMSDIOH_TXGLOM */ |
| |
| #if defined(PROP_TXSTATUS) && !defined(PROP_TXSTATUS_VSDB) |
| dhd_wlfc_init(dhd); |
| #endif /* PROP_TXSTATUS && !PROP_TXSTATUS_VSDB */ |
| #ifdef PNO_SUPPORT |
| if (!dhd->pno_state) { |
| dhd_pno_init(dhd); |
| } |
| #endif |
| |
| done: |
| return ret; |
| } |
| |
| |
| int |
| dhd_iovar(dhd_pub_t *pub, int ifidx, char *name, char *cmd_buf, uint cmd_len, int set) |
| { |
| char buf[strlen(name) + 1 + cmd_len]; |
| int len = sizeof(buf); |
| wl_ioctl_t ioc; |
| int ret; |
| |
| len = bcm_mkiovar(name, cmd_buf, cmd_len, buf, len); |
| |
| memset(&ioc, 0, sizeof(ioc)); |
| |
| ioc.cmd = set? WLC_SET_VAR : WLC_GET_VAR; |
| ioc.buf = buf; |
| ioc.len = len; |
| ioc.set = set; |
| |
| ret = dhd_wl_ioctl(pub, ifidx, &ioc, ioc.buf, ioc.len); |
| if (!set && ret >= 0) |
| memcpy(cmd_buf, buf, cmd_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; |
| } |
| |
| #ifdef ARP_OFFLOAD_SUPPORT |
| /* add or remove AOE host ip(s) (up to 8 IPs on the interface) */ |
| 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 |
| } |
| |
| /* |
| * 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_device_event(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 (!dhd_arp_enable) |
| return NOTIFY_DONE; |
| if (!ifa || !(ifa->ifa_dev->dev)) |
| return NOTIFY_DONE; |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 31)) |
| /* 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; |
| } |
| #endif /* LINUX_VERSION_CODE */ |
| |
| dhd = *(dhd_info_t **)netdev_priv(ifa->ifa_dev->dev); |
| if (!dhd) |
| return NOTIFY_DONE; |
| |
| dhd_pub = &dhd->pub; |
| |
| 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)); |
| |
| if (dhd->pub.busstate != DHD_BUS_DATA) { |
| DHD_ERROR(("%s: bus not ready, exit\n", __FUNCTION__)); |
| 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 |
| 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 |
| DHD_ARPOE(("%s:interface is down, AOE clr all for this if\n", |
| __FUNCTION__)); |
| aoe_update_host_ipv4_table(dhd_pub, ifa->ifa_address, FALSE, idx); |
| #else |
| dhd_aoe_hostip_clr(&dhd->pub, idx); |
| dhd_aoe_arp_clr(&dhd->pub, idx); |
| #endif /* AOE_IP_ALIAS_SUPPORT */ |
| 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 */ |
| |
| /* |
| * Neighbor Discovery Offload: Called when an interface |
| * is assigned with ipv6 address. |
| * Handles only primary interface |
| */ |
| static int dhd_device_ipv6_event(struct notifier_block *this, |
| unsigned long event, |
| void *ptr) |
| { |
| dhd_info_t *dhd; |
| dhd_pub_t *dhd_pub; |
| struct ipv6_addr *_ipv6_addr = NULL; |
| struct inet6_ifaddr *inet6_ifa = ptr; |
| int idx = 0; |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 31)) |
| /* Filter notifications meant for non Broadcom devices */ |
| if (inet6_ifa->idev->dev->netdev_ops != &dhd_ops_pri) { |
| goto exit; |
| } |
| #endif /* LINUX_VERSION_CODE */ |
| |
| dhd = *(dhd_info_t **)netdev_priv(inet6_ifa->idev->dev); |
| if (!dhd) |
| goto exit; |
| |
| idx = dhd_net2idx(dhd, inet6_ifa->idev->dev); |
| if (idx == DHD_BAD_IF) { |
| DHD_ERROR(("Cannot find ifidx")); |
| goto exit; |
| } |
| dhd_pub = &dhd->pub; |
| if (!FW_SUPPORTED(dhd_pub, ndoe)) |
| goto exit; |
| if (event == NETDEV_UP || event == NETDEV_DOWN) { |
| _ipv6_addr = NATIVE_MALLOC(dhd_pub->osh, sizeof(struct ipv6_addr)); |
| if (_ipv6_addr == NULL) { |
| DHD_ERROR(("Failed to allocate ipv6\n")); |
| goto exit; |
| } |
| memcpy(&_ipv6_addr->ipv6_addr[0], &inet6_ifa->addr, IPV6_ADDR_LEN); |
| DHD_TRACE(("IPV6 address : %pI6\n", &inet6_ifa->addr)); |
| } |
| switch (event) { |
| case NETDEV_UP: |
| DHD_TRACE(("%s: Enable NDO and add ipv6 into table \n ", __FUNCTION__)); |
| _ipv6_addr->ipv6_oper = DHD_IPV6_ADDR_ADD; |
| break; |
| case NETDEV_DOWN: |
| DHD_TRACE(("%s: clear ipv6 table \n", __FUNCTION__)); |
| _ipv6_addr->ipv6_oper = DHD_IPV6_ADDR_DELETE; |
| break; |
| default: |
| DHD_ERROR(("%s: unknown notifier event \n", __FUNCTION__)); |
| goto exit; |
| } |
| spin_lock_bh(&dhd->iflist[idx]->ipv6_lock); |
| list_add_tail(&_ipv6_addr->list, &dhd->iflist[idx]->ipv6_list); |
| spin_unlock_bh(&dhd->iflist[idx]->ipv6_lock); |
| up(&dhd->thr_sysioc_ctl.sema); |
| exit: |
| return NOTIFY_DONE; |
| } |
| |
| int |
| dhd_net_attach(dhd_pub_t *dhdp, int ifidx) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)dhdp->info; |
| 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)); |
| |
| ASSERT(dhd && dhd->iflist[ifidx]); |
| |
| net = dhd->iflist[ifidx]->net; |
| ASSERT(net); |
| |
| #if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 31)) |
| ASSERT(!net->open); |
| net->get_stats = dhd_get_stats; |
| net->do_ioctl = dhd_ioctl_entry; |
| net->hard_start_xmit = dhd_start_xmit; |
| net->set_mac_address = dhd_set_mac_address; |
| net->set_multicast_list = dhd_set_multicast_list; |
| net->open = net->stop = NULL; |
| #else |
| ASSERT(!net->netdev_ops); |
| net->netdev_ops = &dhd_ops_virt; |
| #endif /* LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 31) */ |
| |
| /* Ok, link into the network layer... */ |
| if (ifidx == 0) { |
| /* |
| * device functions for the primary interface only |
| */ |
| #if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 31)) |
| net->open = dhd_open; |
| net->stop = dhd_stop; |
| #else |
| net->netdev_ops = &dhd_ops_pri; |
| #endif /* LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 31) */ |
| 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, dhd->iflist[ifidx]->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; |
| #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 24) |
| net->ethtool_ops = &dhd_ethtool_ops; |
| #endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 24) */ |
| |
| #if defined(WL_WIRELESS_EXT) |
| #if WIRELESS_EXT < 19 |
| net->get_wireless_stats = dhd_get_wireless_stats; |
| #endif /* WIRELESS_EXT < 19 */ |
| #if WIRELESS_EXT > 12 |
| net->wireless_handlers = (struct iw_handler_def *)&wl_iw_handler_def; |
| #endif /* WIRELESS_EXT > 12 */ |
| #endif /* defined(WL_WIRELESS_EXT) */ |
| |
| dhd->pub.rxsz = DBUS_RX_BUFFER_SIZE_DHD(net); |
| |
| memcpy(net->dev_addr, temp_addr, ETHER_ADDR_LEN); |
| |
| net->ifindex = 0; |
| if ((err = register_netdev(net)) != 0) { |
| DHD_ERROR(("couldn't register the net device, err %d\n", err)); |
| goto fail; |
| } |
| printf("Broadcom Dongle Host Driver: register interface [%s]" |
| " MAC: "MACDBG"\n", |
| net->name, |
| MAC2STRDBG(net->dev_addr)); |
| |
| #if defined(SOFTAP) && defined(WL_WIRELESS_EXT) && !defined(WL_CFG80211) |
| wl_iw_iscan_set_scan_broadcast_prep(net, 1); |
| #endif |
| |
| #if 1 && (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) |
| if (ifidx == 0) { |
| dhd_registration_check = TRUE; |
| up(&dhd_registration_sem); |
| } |
| #endif |
| return 0; |
| |
| fail: |
| #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 31) |
| net->open = NULL; |
| #else |
| net->netdev_ops = NULL; |
| #endif |
| 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) |
| bcmsdh_unregister_oob_intr(); |
| #endif |
| } |
| } |
| } |
| |
| |
| void dhd_detach(dhd_pub_t *dhdp) |
| { |
| dhd_info_t *dhd; |
| unsigned long flags; |
| int timer_valid = FALSE; |
| |
| if (!dhdp) |
| return; |
| |
| dhd = (dhd_info_t *)dhdp->info; |
| if (!dhd) |
| return; |
| |
| DHD_TRACE(("%s: Enter state 0x%x\n", __FUNCTION__, dhd->dhd_state)); |
| #ifdef ARP_OFFLOAD_SUPPORT |
| unregister_inetaddr_notifier(&dhd_notifier); |
| #endif /* ARP_OFFLOAD_SUPPORT */ |
| unregister_inet6addr_notifier(&dhd_notifier_ipv6); |
| |
| 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); |
| } |
| |
| if (dhd->dhd_state & DHD_ATTACH_STATE_PROT_ATTACH) { |
| dhd_bus_detach(dhdp); |
| |
| if (dhdp->prot) |
| dhd_prot_detach(dhdp); |
| } |
| #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 */ |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) |
| cancel_work_sync(&dhd->work_hang); |
| #endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) */ |
| |
| #if defined(WL_WIRELESS_EXT) |
| if (dhd->dhd_state & DHD_ATTACH_STATE_WL_ATTACH) { |
| /* Detatch and unlink in the iw */ |
| wl_iw_detach(); |
| } |
| #endif /* defined(WL_WIRELESS_EXT) */ |
| |
| if (dhd->thr_sysioc_ctl.thr_pid >= 0) { |
| PROC_STOP(&dhd->thr_sysioc_ctl); |
| } |
| |
| /* 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 */ |
| for (i = 1; i < DHD_MAX_IFS; i++) { |
| dhd_net_if_lock_local(dhd); |
| if (dhd->iflist[i]) { |
| dhd->iflist[i]->state = DHD_IF_DEL; |
| dhd->iflist[i]->idx = i; |
| dhd_op_if(dhd->iflist[i]); |
| } |
| |
| dhd_net_if_unlock_local(dhd); |
| } |
| /* delete primary interface 0 */ |
| ifp = dhd->iflist[0]; |
| ASSERT(ifp); |
| ASSERT(ifp->net); |
| if (ifp && ifp->net) { |
| #if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 31)) |
| if (ifp->net->open) |
| #else |
| if (ifp->net->netdev_ops == &dhd_ops_pri) |
| #endif |
| { |
| unregister_netdev(ifp->net); |
| free_netdev(ifp->net); |
| ifp->net = NULL; |
| MFREE(dhd->pub.osh, ifp, sizeof(*ifp)); |
| dhd->iflist[0] = NULL; |
| } |
| } |
| } |
| |
| /* Clear the watchdog timer */ |
| flags = dhd_os_spin_lock(&dhd->pub); |
| timer_valid = dhd->wd_timer_valid; |
| dhd->wd_timer_valid = FALSE; |
| dhd_os_spin_unlock(&dhd->pub, flags); |
| if (timer_valid) |
| del_timer_sync(&dhd->timer); |
| |
| if (dhd->dhd_state & DHD_ATTACH_STATE_THREADS_CREATED) { |
| #ifdef DHDTHREAD |
| if (dhd->thr_wdt_ctl.thr_pid >= 0) { |
| PROC_STOP(&dhd->thr_wdt_ctl); |
| } |
| |
| if (dhd->thr_dpc_ctl.thr_pid >= 0) { |
| PROC_STOP(&dhd->thr_dpc_ctl); |
| } |
| #ifdef RXFRAME_THREAD |
| if (dhd->thr_rxf_ctl.thr_pid >= 0) { |
| PROC_STOP(&dhd->thr_rxf_ctl); |
| } |
| #endif |
| else |
| #endif /* DHDTHREAD */ |
| tasklet_kill(&dhd->tasklet); |
| } |
| #ifdef WL_CFG80211 |
| if (dhd->dhd_state & DHD_ATTACH_STATE_CFG80211) { |
| wl_cfg80211_detach(NULL); |
| dhd_monitor_uninit(); |
| } |
| #endif |
| |
| #ifdef PNO_SUPPORT |
| if (dhdp->pno_state) |
| dhd_pno_deinit(dhdp); |
| #endif |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) && (LINUX_VERSION_CODE <= \ |
| KERNEL_VERSION(2, 6, 39)) && defined(CONFIG_PM_SLEEP) |
| unregister_pm_notifier(&dhd_sleep_pm_notifier); |
| #endif /* (LINUX_VERSION >= 2.6.27 && LINUX_VERSION <= 2.6.39 && CONFIG_PM_SLEEP */ |
| |
| if (dhd->dhd_state & DHD_ATTACH_STATE_WAKELOCKS_INIT) { |
| DHD_TRACE(("wd wakelock count:%d\n", dhd->wakelock_wd_counter)); |
| #ifdef CONFIG_HAS_WAKELOCK |
| dhd->wakelock_counter = 0; |
| dhd->wakelock_wd_counter = 0; |
| dhd->wakelock_rx_timeout_enable = 0; |
| dhd->wakelock_ctrl_timeout_enable = 0; |
| wake_lock_destroy(&dhd->wl_wifi); |
| wake_lock_destroy(&dhd->wl_rxwake); |
| wake_lock_destroy(&dhd->wl_ctrlwake); |
| wake_lock_destroy(&dhd->wl_wdwake); |
| #endif /* CONFIG_HAS_WAKELOCK */ |
| } |
| } |
| |
| |
| 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); |
| dhdp->reorder_bufs[i] = NULL; |
| } |
| } |
| dhd = (dhd_info_t *)dhdp->info; |
| #if defined(CONFIG_DHD_USE_STATIC_BUF) |
| /* If pointer is allocated by dhd_os_prealloc then avoid MFREE */ |
| if (dhd != (dhd_info_t *)dhd_os_prealloc(NULL, DHD_PREALLOC_DHD_INFO, 0)) { |
| #endif /* CONFIG_DHD_USE_STATIC_BUF */ |
| if (dhd) |
| MFREE(dhd->pub.osh, dhd, sizeof(*dhd)); |
| #if defined(CONFIG_DHD_USE_STATIC_BUF) |
| } |
| else { |
| if (dhd) |
| dhd = NULL; |
| } |
| #endif /* CONFIG_DHD_USE_STATIC_BUF */ |
| } |
| } |
| |
| static void __exit |
| dhd_module_cleanup(void) |
| { |
| DHD_TRACE(("%s: Enter\n", __FUNCTION__)); |
| |
| |
| dhd_bus_unregister(); |
| |
| #if defined(CONFIG_WIFI_CONTROL_FUNC) |
| wl_android_wifictrl_func_del(); |
| #endif /* CONFIG_WIFI_CONTROL_FUNC */ |
| wl_android_exit(); |
| |
| /* Call customer gpio to turn off power with WL_REG_ON signal */ |
| dhd_customer_gpio_wlan_ctrl(WLAN_POWER_OFF); |
| } |
| |
| |
| #if defined(CONFIG_WIFI_CONTROL_FUNC) |
| extern bool g_wifi_poweron; |
| #endif /* CONFIG_WIFI_CONTROL_FUNC */ |
| |
| static int __init |
| dhd_module_init(void) |
| { |
| int error = 0; |
| |
| #if 1 && defined(BCMLXSDMMC) && (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) |
| int retry = POWERUP_MAX_RETRY; |
| int chip_up = 0; |
| #endif |
| |
| DHD_TRACE(("%s: Enter\n", __FUNCTION__)); |
| |
| wl_android_init(); |
| |
| #if defined(DHDTHREAD) |
| /* Sanity check on the module parameters */ |
| do { |
| /* Both watchdog and DPC as tasklets are ok */ |
| if ((dhd_watchdog_prio < 0) && (dhd_dpc_prio < 0)) |
| break; |
| |
| /* If both watchdog and DPC are threads, TX must be deferred */ |
| if ((dhd_watchdog_prio >= 0) && (dhd_dpc_prio >= 0) && dhd_deferred_tx) |
| break; |
| |
| DHD_ERROR(("Invalid module parameters.\n")); |
| error = -EINVAL; |
| } while (0); |
| #endif |
| if (error) |
| goto fail_0; |
| |
| #if 1 && defined(BCMLXSDMMC) && (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) |
| do { |
| sema_init(&dhd_chipup_sem, 0); |
| dhd_bus_reg_sdio_notify(&dhd_chipup_sem); |
| dhd_customer_gpio_wlan_ctrl(WLAN_POWER_ON); |
| #if defined(CONFIG_WIFI_CONTROL_FUNC) |
| if (wl_android_wifictrl_func_add() < 0) { |
| dhd_bus_unreg_sdio_notify(); |
| goto fail_1; |
| } |
| #endif /* defined(CONFIG_WIFI_CONTROL_FUNC) */ |
| if (down_timeout(&dhd_chipup_sem, |
| msecs_to_jiffies(POWERUP_WAIT_MS)) == 0) { |
| dhd_bus_unreg_sdio_notify(); |
| chip_up = 1; |
| break; |
| } |
| DHD_ERROR(("\nfailed to power up wifi chip, retry again (%d left) **\n\n", |
| retry+1)); |
| dhd_bus_unreg_sdio_notify(); |
| #if defined(CONFIG_WIFI_CONTROL_FUNC) |
| wl_android_wifictrl_func_del(); |
| #endif /* defined(CONFIG_WIFI_CONTROL_FUNC) */ |
| dhd_customer_gpio_wlan_ctrl(WLAN_POWER_OFF); |
| } while (retry-- > 0); |
| |
| if (!chip_up) { |
| DHD_ERROR(("\nfailed to power up wifi chip, max retry reached, exits **\n\n")); |
| error = -ENODEV; |
| goto fail_0; |
| } |
| #else |
| dhd_customer_gpio_wlan_ctrl(WLAN_POWER_ON); |
| #if defined(CONFIG_WIFI_CONTROL_FUNC) |
| if (wl_android_wifictrl_func_add() < 0) |
| goto fail_1; |
| #endif /* defined(CONFIG_WIFI_CONTROL_FUNC) */ |
| |
| #endif |
| |
| #if defined(CONFIG_WIFI_CONTROL_FUNC) && defined(BCMLXSDMMC) |
| /* If the wifi_set_power() is failed, |
| * we need to jump error handling routines. |
| */ |
| if (!g_wifi_poweron) { |
| printk("%s: wifi_set_power() failed\n", __FUNCTION__); |
| error = -ENODEV; |
| goto fail_1; |
| } |
| #endif /* defined(CONFIG_WIFI_CONTROL_FUNC) */ |
| |
| #if 1 && (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) |
| sema_init(&dhd_registration_sem, 0); |
| #endif |
| |
| |
| error = dhd_bus_register(); |
| |
| if (!error) |
| printf("\n%s\n", dhd_version); |
| else { |
| DHD_ERROR(("%s: sdio_register_driver failed\n", __FUNCTION__)); |
| goto fail_1; |
| } |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) && defined(BCMLXSDMMC) |
| /* |
| * Wait till MMC sdio_register_driver callback called and made driver attach. |
| * It's needed to make sync up exit from dhd insmod and |
| * Kernel MMC sdio device callback registration |
| */ |
| if ((down_timeout(&dhd_registration_sem, |
| msecs_to_jiffies(DHD_REGISTRATION_TIMEOUT)) != 0) || |
| (dhd_registration_check != TRUE)) { |
| error = -ENODEV; |
| DHD_ERROR(("%s: sdio_register_driver timeout or error \n", __FUNCTION__)); |
| goto fail_2; |
| } |
| #endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) */ |
| #if defined(WL_CFG80211) |
| wl_android_post_init(); |
| #endif /* defined(WL_CFG80211) */ |
| |
| return error; |
| |
| #if 1 && (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) && defined(BCMLXSDMMC) |
| fail_2: |
| dhd_bus_unregister(); |
| #endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) */ |
| |
| fail_1: |
| |
| #if defined(CONFIG_WIFI_CONTROL_FUNC) |
| wl_android_wifictrl_func_del(); |
| #endif |
| |
| /* Call customer gpio to turn off power with WL_REG_ON signal */ |
| dhd_customer_gpio_wlan_ctrl(WLAN_POWER_OFF); |
| |
| fail_0: |
| |
| wl_android_exit(); |
| |
| return error; |
| } |
| |
| #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0) |
| #ifdef USE_LATE_INITCALL_SYNC |
| late_initcall_sync(dhd_module_init); |
| #else |
| late_initcall(dhd_module_init); |
| #endif /* USE_LATE_INITCALL_SYNC */ |
| #else |
| module_init(dhd_module_init); |
| #endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0) */ |
| |
| module_exit(dhd_module_cleanup); |
| |
| /* |
| * 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; |
| } |
| |
| 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, bool *pending) |
| { |
| dhd_info_t * dhd = (dhd_info_t *)(pub->info); |
| int timeout; |
| |
| /* Convert timeout in millsecond to jiffies */ |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) |
| timeout = msecs_to_jiffies(dhd_ioctl_timeout_msec); |
| #else |
| timeout = dhd_ioctl_timeout_msec * HZ / 1000; |
| #endif |
| |
| 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); |
| |
| if (waitqueue_active(&dhd->ioctl_resp_wait)) { |
| wake_up(&dhd->ioctl_resp_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; |
| } |
| |
| flags = dhd_os_spin_lock(pub); |
| |
| /* don't start the wd until fw is loaded */ |
| if (pub->busstate == DHD_BUS_DOWN) { |
| dhd_os_spin_unlock(pub, flags); |
| if (!wdtick) |
| DHD_OS_WD_WAKE_UNLOCK(pub); |
| return; |
| } |
| |
| /* Totally stop the timer */ |
| if (!wdtick && dhd->wd_timer_valid == TRUE) { |
| dhd->wd_timer_valid = FALSE; |
| dhd_os_spin_unlock(pub, flags); |
| #ifdef DHDTHREAD |
| del_timer_sync(&dhd->timer); |
| #else |
| del_timer(&dhd->timer); |
| #endif /* DHDTHREAD */ |
| DHD_OS_WD_WAKE_UNLOCK(pub); |
| return; |
| } |
| |
| if (wdtick) { |
| DHD_OS_WD_WAKE_LOCK(pub); |
| dhd_watchdog_ms = (uint)wdtick; |
| /* 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_os_spin_unlock(pub, flags); |
| } |
| |
| void * |
| dhd_os_open_image(char *filename) |
| { |
| struct file *fp; |
| |
| fp = filp_open(filename, O_RDONLY, 0); |
| /* |
| * 2.6.11 (FC4) supports filp_open() but later revs don't? |
| * Alternative: |
| * fp = open_namei(AT_FDCWD, filename, O_RD, 0); |
| * ??? |
| */ |
| if (IS_ERR(fp)) |
| fp = NULL; |
| |
| return fp; |
| } |
| |
| int |
| dhd_os_get_image_block(char *buf, int len, void *image) |
| { |
| struct file *fp = (struct file *)image; |
| int rdlen; |
| |
| if (!image) |
| return 0; |
| |
| rdlen = kernel_read(fp, fp->f_pos, buf, len); |
| if (rdlen > 0) |
| fp->f_pos += rdlen; |
| |
| return rdlen; |
| } |
| |
| void |
| dhd_os_close_image(void *image) |
| { |
| if (image) |
| filp_close((struct file *)image, NULL); |
| } |
| |
| |
| void |
| dhd_os_sdlock(dhd_pub_t *pub) |
| { |
| dhd_info_t *dhd; |
| |
| dhd = (dhd_info_t *)(pub->info); |
| |
| #ifdef DHDTHREAD |
| if (dhd->threads_only) |
| down(&dhd->sdsem); |
| else |
| #endif /* DHDTHREAD */ |
| spin_lock_bh(&dhd->sdlock); |
| } |
| |
| void |
| dhd_os_sdunlock(dhd_pub_t *pub) |
| { |
| dhd_info_t *dhd; |
| |
| dhd = (dhd_info_t *)(pub->info); |
| |
| #ifdef DHDTHREAD |
| if (dhd->threads_only) |
| up(&dhd->sdsem); |
| else |
| #endif /* DHDTHREAD */ |
| 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) |
| { |
| } |
| |
| void |
| dhd_os_sdtxlock(dhd_pub_t *pub) |
| { |
| dhd_os_sdlock(pub); |
| } |
| |
| void |
| dhd_os_sdtxunlock(dhd_pub_t *pub) |
| { |
| dhd_os_sdunlock(pub); |
| } |
| |
| #if defined(DHDTHREAD) && defined(RXFRAME_THREAD) |
| 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); |
| } |
| #endif /* defined(DHDTHREAD) && defined(RXFRAME_THREAD) */ |
| |
| #ifdef DHDTCPACK_SUPPRESS |
| void |
| dhd_os_tcpacklock(dhd_pub_t *pub) |
| { |
| dhd_info_t *dhd; |
| |
| dhd = (dhd_info_t *)(pub->info); |
| spin_lock_bh(&dhd->tcpack_lock); |
| |
| } |
| |
| void |
| dhd_os_tcpackunlock(dhd_pub_t *pub) |
| { |
| dhd_info_t *dhd; |
| |
| dhd = (dhd_info_t *)(pub->info); |
| spin_unlock_bh(&dhd->tcpack_lock); |
| } |
| #endif /* DHDTCPACK_SUPPRESS */ |
| |
| #if defined(CONFIG_DHD_USE_STATIC_BUF) |
| uint8* dhd_os_prealloc(void *osh, int section, uint size) |
| { |
| return (uint8*)wl_android_prealloc(section, size); |
| } |
| |
| void dhd_os_prefree(void *osh, void *addr, uint size) |
| { |
| } |
| #endif /* defined(CONFIG_WIFI_CONTROL_FUNC) */ |
| |
| #if defined(WL_WIRELESS_EXT) |
| struct iw_statistics * |
| dhd_get_wireless_stats(struct net_device *dev) |
| { |
| int res = 0; |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| |
| if (!dhd->pub.up) { |
| return NULL; |
| } |
| |
| res = wl_iw_get_wireless_stats(dev, &dhd->iw.wstats); |
| |
| if (res == 0) |
| return &dhd->iw.wstats; |
| else |
| return NULL; |
| } |
| #endif /* defined(WL_WIRELESS_EXT) */ |
| |
| static int |
| dhd_wl_host_event(dhd_info_t *dhd, int *ifidx, void *pktdata, |
| wl_event_msg_t *event, void **data) |
| { |
| int bcmerror = 0; |
| ASSERT(dhd != NULL); |
| |
| bcmerror = wl_host_event(&dhd->pub, ifidx, pktdata, event, data); |
| if (bcmerror != BCME_OK) |
| return (bcmerror); |
| |
| #if defined(WL_WIRELESS_EXT) |
| if (event->bsscfgidx == 0) { |
| /* |
| * Wireless ext is on primary interface only |
| */ |
| |
| ASSERT(dhd->iflist[*ifidx] != NULL); |
| ASSERT(dhd->iflist[*ifidx]->net != NULL); |
| |
| if (dhd->iflist[*ifidx]->net) { |
| wl_iw_event(dhd->iflist[*ifidx]->net, event, *data); |
| } |
| } |
| #endif /* defined(WL_WIRELESS_EXT) */ |
| |
| #ifdef WL_CFG80211 |
| if ((ntoh32(event->event_type) == WLC_E_IF) && |
| (((dhd_if_event_t *)*data)->action == WLC_E_IF_ADD)) |
| /* If ADD_IF has been called directly by wl utility then we |
| * should not report this. In case if ADD_IF was called from |
| * CFG stack, then too this event need not be reported back |
| */ |
| return (BCME_OK); |
| if ((wl_cfg80211_is_progress_ifchange() || |
| wl_cfg80211_is_progress_ifadd()) && (*ifidx != 0)) { |
| /* |
| * If IF_ADD/CHANGE operation is going on, |
| * discard any event received on the virtual I/F |
| */ |
| return (BCME_OK); |
| } |
| |
| ASSERT(dhd->iflist[*ifidx] != NULL); |
| ASSERT(dhd->iflist[*ifidx]->net != NULL); |
| if (dhd->iflist[*ifidx]->event2cfg80211 && dhd->iflist[*ifidx]->net) { |
| wl_cfg80211_event(dhd->iflist[*ifidx]->net, event, *data); |
| } |
| #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)) { |
| |
| default: |
| break; |
| } |
| } |
| |
| void dhd_wait_for_event(dhd_pub_t *dhd, bool *lockvar) |
| { |
| #if 1 && (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0)) |
| struct dhd_info *dhdinfo = dhd->info; |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) |
| int timeout = msecs_to_jiffies(IOCTL_RESP_TIMEOUT); |
| #else |
| int timeout = (IOCTL_RESP_TIMEOUT / 1000) * HZ; |
| #endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) */ |
| |
| dhd_os_sdunlock(dhd); |
| wait_event_timeout(dhdinfo->ctrl_wait, (*lockvar == FALSE), timeout); |
| dhd_os_sdlock(dhd); |
| #endif |
| return; |
| } |
| |
| void dhd_wait_event_wakeup(dhd_pub_t *dhd) |
| { |
| #if 1 && (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0)) |
| struct dhd_info *dhdinfo = dhd->info; |
| if (waitqueue_active(&dhdinfo->ctrl_wait)) |
| wake_up(&dhdinfo->ctrl_wait); |
| #endif |
| return; |
| } |
| |
| int |
| dhd_dev_reset(struct net_device *dev, uint8 flag) |
| { |
| int ret; |
| |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| |
| if (flag == TRUE) { |
| /* Issue wl down command 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__)); |
| } |
| #if defined(PROP_TXSTATUS) && !defined(PROP_TXSTATUS_VSDB) |
| dhd_wlfc_deinit(&dhd->pub); |
| if (dhd->pub.plat_deinit) |
| dhd->pub.plat_deinit((void *)&dhd->pub); |
| #endif /* PROP_TXSTATUS && !PROP_TXSTATUS_VSDB */ |
| #ifdef PNO_SUPPORT |
| if (dhd->pub.pno_state) |
| dhd_pno_deinit(&dhd->pub); |
| #endif |
| } |
| |
| ret = dhd_bus_devreset(&dhd->pub, flag); |
| if (ret) { |
| DHD_ERROR(("%s: dhd_bus_devreset: %d\n", __FUNCTION__, ret)); |
| return ret; |
| } |
| |
| return ret; |
| } |
| |
| int net_os_set_suspend_disable(struct net_device *dev, int val) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(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_info_t **)netdev_priv(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_info_t **)netdev_priv(dev); |
| |
| if (dhd) |
| dhd->pub.suspend_bcn_li_dtim = val; |
| |
| return 0; |
| } |
| |
| #ifdef PKT_FILTER_SUPPORT |
| int net_os_rxfilter_add_remove(struct net_device *dev, int add_remove, int num) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| char *filterp = NULL; |
| int filter_id = 0; |
| int ret = 0; |
| |
| if (!dhd || (num == DHD_UNICAST_FILTER_NUM)) |
| return ret; |
| if (num >= dhd->pub.pktfilter_count) |
| return -EINVAL; |
| switch (num) { |
| case DHD_BROADCAST_FILTER_NUM: |
| filterp = "101 0 0 0 0xFFFFFFFFFFFF 0xFFFFFFFFFFFF"; |
| filter_id = 101; |
| break; |
| case DHD_MULTICAST4_FILTER_NUM: |
| filterp = "102 0 0 0 0xFFFFFF 0x01005E"; |
| filter_id = 102; |
| break; |
| case DHD_MULTICAST6_FILTER_NUM: |
| filterp = "103 0 0 0 0xFFFF 0x3333"; |
| filter_id = 103; |
| break; |
| case DHD_MDNS_FILTER_NUM: |
| filterp = "104 0 0 0 0xFFFFFFFFFFFF 0x01005E0000FB"; |
| filter_id = 104; |
| break; |
| default: |
| return -EINVAL; |
| } |
| |
| /* Add filter */ |
| if (add_remove) { |
| dhd->pub.pktfilter[num] = filterp; |
| dhd_pktfilter_offload_set(&dhd->pub, dhd->pub.pktfilter[num]); |
| } else { /* Delete filter */ |
| dhd_pktfilter_offload_delete(&dhd->pub, filter_id); |
| } |
| return ret; |
| } |
| |
| 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_info_t **)netdev_priv(dev); |
| |
| 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_info_t **)netdev_priv(dev); |
| int ret; |
| |
| dhd_process_cid_mac(&dhd->pub, TRUE); |
| |
| if ((ret = dhd_preinit_ioctls(&dhd->pub)) < 0) |
| goto done; |
| |
| dhd_process_cid_mac(&dhd->pub, FALSE); |
| |
| 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 (!dhd) |
| return feature_set; |
| |
| 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_D2AP_RTT; |
| #endif /* RTT_SUPPORT */ |
| #ifdef LINKSTAT_SUPPORT |
| feature_set |= WIFI_FEATURE_LINKSTAT; |
| #endif /* LINKSTAT_SUPPORT */ |
| /* Supports STA + STA always */ |
| feature_set |= WIFI_FEATURE_ADDITIONAL_STA; |
| #ifdef PNO_SUPPORT |
| if (dhd_is_pno_supported(dhd)) { |
| feature_set |= WIFI_FEATURE_PNO; |
| feature_set |= WIFI_FEATURE_BATCH_SCAN; |
| #ifdef GSCAN_SUPPORT |
| feature_set |= WIFI_FEATURE_GSCAN; |
| feature_set |= WIFI_FEATURE_HAL_EPNO; |
| #endif /* GSCAN_SUPPORT */ |
| } |
| #endif /* PNO_SUPPORT */ |
| #ifdef WL11U |
| feature_set |= WIFI_FEATURE_HOTSPOT; |
| #endif /* WL11U */ |
| return feature_set; |
| } |
| |
| int *dhd_dev_get_feature_set_matrix(struct net_device *dev, int *num) |
| { |
| int feature_set_full, mem_needed; |
| int *ret; |
| |
| *num = 0; |
| mem_needed = sizeof(int) * MAX_FEATURE_SET_CONCURRRENT_GROUPS; |
| ret = (int *) kmalloc(mem_needed, GFP_KERNEL); |
| |
| if (!ret) { |
| DHD_ERROR(("%s: failed to allocate %d bytes\n", __FUNCTION__, |
| mem_needed)); |
| return ret; |
| } |
| |
| feature_set_full = dhd_dev_get_feature_set(dev); |
| |
| ret[0] = (feature_set_full & WIFI_FEATURE_INFRA) | |
| (feature_set_full & WIFI_FEATURE_INFRA_5G) | |
| (feature_set_full & WIFI_FEATURE_NAN) | |
| (feature_set_full & WIFI_FEATURE_D2D_RTT) | |
| (feature_set_full & WIFI_FEATURE_D2AP_RTT) | |
| (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) | |
| (feature_set_full & WIFI_FEATURE_EPR); |
| |
| ret[1] = (feature_set_full & WIFI_FEATURE_INFRA) | |
| (feature_set_full & WIFI_FEATURE_INFRA_5G) | |
| /* Not yet verified NAN with P2P */ |
| /* (feature_set_full & WIFI_FEATURE_NAN) | */ |
| (feature_set_full & WIFI_FEATURE_P2P) | |
| (feature_set_full & WIFI_FEATURE_D2AP_RTT) | |
| (feature_set_full & WIFI_FEATURE_D2D_RTT) | |
| (feature_set_full & WIFI_FEATURE_EPR); |
| |
| ret[2] = (feature_set_full & WIFI_FEATURE_INFRA) | |
| (feature_set_full & WIFI_FEATURE_INFRA_5G) | |
| (feature_set_full & WIFI_FEATURE_NAN) | |
| (feature_set_full & WIFI_FEATURE_D2D_RTT) | |
| (feature_set_full & WIFI_FEATURE_D2AP_RTT) | |
| (feature_set_full & WIFI_FEATURE_TDLS) | |
| (feature_set_full & WIFI_FEATURE_TDLS_OFFCHANNEL) | |
| (feature_set_full & WIFI_FEATURE_EPR); |
| *num = MAX_FEATURE_SET_CONCURRRENT_GROUPS; |
| |
| return ret; |
| } |
| |
| #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_info_t **)netdev_priv(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_info_t **)netdev_priv(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_info_t **)netdev_priv(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_info_t **)netdev_priv(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_info_t **)netdev_priv(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_info_t **)netdev_priv(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_info_t **)netdev_priv(dev); |
| return (dhd_pno_get_for_batch(&dhd->pub, buf, bufsize, PNO_STATUS_NORMAL)); |
| } |
| /* Linux wrapper to call common dhd_pno_set_mac_oui */ |
| int dhd_dev_pno_set_mac_oui(struct net_device *dev, uint8 *oui) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| return (dhd_pno_set_mac_oui(&dhd->pub, oui)); |
| } |
| #endif /* PNO_SUPPORT */ |
| |
| #ifdef GSCAN_SUPPORT |
| /* 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, uint8 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_swc_evt */ |
| void * dhd_dev_swc_scan_event(struct net_device *dev, const void *data, int *send_evt_bytes) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| |
| return (dhd_handle_swc_evt(&dhd->pub, data, send_evt_bytes)); |
| } |
| |
| /* 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) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| |
| return (dhd_handle_hotlist_scan_evt(&dhd->pub, data, send_evt_bytes, type)); |
| } |
| |
| /* Linux wrapper to call common dhd_process_full_gscan_result */ |
| void * dhd_dev_process_full_gscan_result(struct net_device *dev, |
| const void *data, int *send_evt_bytes) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| |
| return (dhd_process_full_gscan_result(&dhd->pub, data, 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_ERROR(("a_band_boost_thr %d a_band_penalty_thr %d\n", |
| roam_param->a_band_boost_threshold, roam_param->a_band_penalty_threshold)); |
| DHD_ERROR(("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_ERROR(("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), 1); |
| 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), 1); |
| 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; |
| int 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); |
| 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, 1); |
| if (err != BCME_OK) { |
| DHD_ERROR(("%s : Failed to execute roam_exp_bssid_pref %d\n", __FUNCTION__, err)); |
| } |
| return err; |
| } |
| 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, 1); |
| if (err != BCME_OK) { |
| DHD_ERROR(("%s : Failed to execute roam_exp_bssid_pref %d\n", __FUNCTION__, err)); |
| } |
| return err; |
| } |
| #endif /* 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)); |
| } |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) && (1) |
| static void dhd_hang_process(struct work_struct *work) |
| { |
| dhd_info_t *dhd; |
| struct net_device *dev; |
| |
| dhd = (dhd_info_t *)container_of(work, dhd_info_t, work_hang); |
| dev = dhd->iflist[0]->net; |
| |
| if (dev) { |
| rtnl_lock(); |
| dev_close(dev); |
| rtnl_unlock(); |
| #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 |
| } |
| } |
| |
| int dhd_os_send_hang_message(dhd_pub_t *dhdp) |
| { |
| int ret = 0; |
| if (dhdp) { |
| if (!dhdp->hang_was_sent) { |
| dhdp->hang_was_sent = 1; |
| schedule_work(&dhdp->info->work_hang); |
| } |
| } |
| return ret; |
| } |
| |
| int net_os_send_hang_message(struct net_device *dev) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| int ret = 0; |
| |
| if (dhd) { |
| /* Report FW problem when enabled */ |
| if (dhd->pub.hang_report) { |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) |
| ret = dhd_os_send_hang_message(&dhd->pub); |
| #else |
| ret = wl_cfg80211_hang(dev, WLAN_REASON_UNSPECIFIED); |
| #endif |
| } else { |
| DHD_ERROR(("%s: FW HANG ignored (for testing purpose) and not sent up\n", |
| __FUNCTION__)); |
| /* Enforce bus down to stop any future traffic */ |
| dhd->pub.busstate = DHD_BUS_DOWN; |
| } |
| } |
| return ret; |
| } |
| #endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27) && OEM_ANDROID */ |
| |
| void dhd_bus_country_set(struct net_device *dev, wl_country_t *cspec, bool notify) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| if (dhd && dhd->pub.up) { |
| memcpy(&dhd->pub.dhd_cspec, cspec, sizeof(wl_country_t)); |
| #ifdef WL_CFG80211 |
| wl_update_wiphybands(NULL, notify); |
| #endif |
| } |
| } |
| |
| void dhd_bus_band_set(struct net_device *dev, uint band) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| if (dhd && dhd->pub.up) { |
| #ifdef WL_CFG80211 |
| wl_update_wiphybands(NULL, true); |
| #endif |
| } |
| } |
| |
| void dhd_net_if_lock(struct net_device *dev) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| dhd_net_if_lock_local(dhd); |
| } |
| |
| void dhd_net_if_unlock(struct net_device *dev) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(dev); |
| dhd_net_if_unlock_local(dhd); |
| } |
| |
| static void dhd_net_if_lock_local(dhd_info_t *dhd) |
| { |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 25)) && 1 |
| if (dhd) |
| mutex_lock(&dhd->dhd_net_if_mutex); |
| #endif |
| } |
| |
| static void dhd_net_if_unlock_local(dhd_info_t *dhd) |
| { |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 25)) && 1 |
| if (dhd) |
| mutex_unlock(&dhd->dhd_net_if_mutex); |
| #endif |
| } |
| |
| static void dhd_suspend_lock(dhd_pub_t *pub) |
| { |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 25)) && 1 |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| if (dhd) |
| mutex_lock(&dhd->dhd_suspend_mutex); |
| #endif |
| } |
| |
| static void dhd_suspend_unlock(dhd_pub_t *pub) |
| { |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 25)) && 1 |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| if (dhd) |
| mutex_unlock(&dhd->dhd_suspend_mutex); |
| #endif |
| } |
| |
| unsigned long dhd_os_spin_lock(dhd_pub_t *pub) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| unsigned long flags = 0; |
| |
| if (dhd) |
| spin_lock_irqsave(&dhd->dhd_lock, flags); |
| |
| return flags; |
| } |
| |
| void dhd_os_spin_unlock(dhd_pub_t *pub, unsigned long flags) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)(pub->info); |
| |
| if (dhd) |
| spin_unlock_irqrestore(&dhd->dhd_lock, flags); |
| } |
| |
| static int |
| dhd_get_pend_8021x_cnt(dhd_info_t *dhd) |
| { |
| return (atomic_read(&dhd->pend_8021x_cnt)); |
| } |
| |
| #define MAX_WAIT_FOR_8021X_TX 50 |
| |
| int |
| dhd_wait_pend8021x(struct net_device *dev) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(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; |
| } |
| |
| #ifdef DHD_DEBUG |
| int |
| write_to_file(dhd_pub_t *dhd, uint8 *buf, int size) |
| { |
| int ret = 0; |
| struct file *fp; |
| 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 = filp_open("/tmp/mem_dump", O_WRONLY|O_CREAT, 0640); |
| if (!fp) { |
| printf("%s: open file error\n", __FUNCTION__); |
| ret = -1; |
| goto exit; |
| } |
| |
| /* Write buf to file */ |
| fp->f_op->write(fp, buf, size, &pos); |
| |
| exit: |
| /* free buf before return */ |
| MFREE(dhd->osh, buf, size); |
| /* close file before return */ |
| if (fp) |
| filp_close(fp, current->files); |
| /* restore previous address limit */ |
| set_fs(old_fs); |
| |
| 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) { |
| spin_lock_irqsave(&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) |
| wake_lock_timeout(&dhd->wl_rxwake, |
| msecs_to_jiffies(dhd->wakelock_rx_timeout_enable)); |
| if (dhd->wakelock_ctrl_timeout_enable) |
| 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; |
| spin_unlock_irqrestore(&dhd->wakelock_spinlock, flags); |
| } |
| return ret; |
| } |
| |
| int net_os_wake_lock_timeout(struct net_device *dev) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(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) { |
| spin_lock_irqsave(&dhd->wakelock_spinlock, flags); |
| if (val > dhd->wakelock_rx_timeout_enable) |
| dhd->wakelock_rx_timeout_enable = val; |
| spin_unlock_irqrestore(&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) { |
| spin_lock_irqsave(&dhd->wakelock_spinlock, flags); |
| if (val > dhd->wakelock_ctrl_timeout_enable) |
| dhd->wakelock_ctrl_timeout_enable = val; |
| spin_unlock_irqrestore(&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) { |
| spin_lock_irqsave(&dhd->wakelock_spinlock, flags); |
| dhd->wakelock_ctrl_timeout_enable = 0; |
| #ifdef CONFIG_HAS_WAKELOCK |
| if (wake_lock_active(&dhd->wl_ctrlwake)) |
| wake_unlock(&dhd->wl_ctrlwake); |
| #endif |
| spin_unlock_irqrestore(&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_info_t **)netdev_priv(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_info_t **)netdev_priv(dev); |
| int ret = 0; |
| |
| if (dhd) |
| ret = dhd_os_wake_lock_ctrl_timeout_enable(&dhd->pub, val); |
| return ret; |
| } |
| |
| 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) { |
| spin_lock_irqsave(&dhd->wakelock_spinlock, flags); |
| #ifdef CONFIG_HAS_WAKELOCK |
| if (!dhd->wakelock_counter) |
| wake_lock(&dhd->wl_wifi); |
| #elif 1 && (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 36)) |
| if (pm_dev) |
| pm_stay_awake(pm_dev); |
| #endif |
| dhd->wakelock_counter++; |
| ret = dhd->wakelock_counter; |
| spin_unlock_irqrestore(&dhd->wakelock_spinlock, flags); |
| } |
| return ret; |
| } |
| |
| int net_os_wake_lock(struct net_device *dev) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(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) { |
| spin_lock_irqsave(&dhd->wakelock_spinlock, flags); |
| if (dhd->wakelock_counter) { |
| dhd->wakelock_counter--; |
| #ifdef CONFIG_HAS_WAKELOCK |
| if (!dhd->wakelock_counter) |
| wake_unlock(&dhd->wl_wifi); |
| #elif 1 && (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 36)) |
| if (pm_dev) |
| pm_relax(pm_dev); |
| #endif |
| ret = dhd->wakelock_counter; |
| } |
| spin_unlock_irqrestore(&dhd->wakelock_spinlock, flags); |
| } |
| return ret; |
| } |
| |
| int dhd_os_check_wakelock(void *dhdp) |
| { |
| #if defined(CONFIG_HAS_WAKELOCK) || (1 && (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, \ |
| 36))) |
| dhd_pub_t *pub = (dhd_pub_t *)dhdp; |
| 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 && (wake_lock_active(&dhd->wl_wifi) || |
| (wake_lock_active(&dhd->wl_wdwake)))) |
| return 1; |
| #elif 1 && (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 36)) |
| if (dhd && (dhd->wakelock_counter > 0) && pm_dev) |
| return 1; |
| #endif |
| return 0; |
| } |
| int net_os_wake_unlock(struct net_device *dev) |
| { |
| dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(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) { |
| spin_lock_irqsave(&dhd->wakelock_spinlock, flags); |
| #ifdef CONFIG_HAS_WAKELOCK |
| /* if wakelock_wd_counter was never used : lock it at once */ |
| if (!dhd->wakelock_wd_counter) |
| wake_lock(&dhd->wl_wdwake); |
| #endif |
| #ifdef CONFIG_PARTIALRESUME |
| if (!dhd->wakelock_wd_counter) |
| wifi_process_partial_resume(WIFI_PR_WD_INIT); |
| #endif |
| dhd->wakelock_wd_counter++; |
| ret = dhd->wakelock_wd_counter; |
| spin_unlock_irqrestore(&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) { |
| spin_lock_irqsave(&dhd->wakelock_spinlock, flags); |
| if (dhd->wakelock_wd_counter) { |
| dhd->wakelock_wd_counter = 0; |
| #ifdef CONFIG_HAS_WAKELOCK |
| wake_unlock(&dhd->wl_wdwake); |
| #endif |
| #ifdef CONFIG_PARTIALRESUME |
| wifi_process_partial_resume(WIFI_PR_WD_COMPLETE); |
| #endif |
| } |
| spin_unlock_irqrestore(&dhd->wakelock_spinlock, flags); |
| } |
| return ret; |
| } |
| int dhd_os_check_if_up(void *dhdp) |
| { |
| dhd_pub_t *pub = (dhd_pub_t *)dhdp; |
| |
| if (!pub) |
| return 0; |
| return pub->up; |
| } |
| /* 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)); |
| } |
| 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 || !netdev_priv(net)) { |
| DHD_ERROR(("%s invalid parameter\n", __FUNCTION__)); |
| return -EINVAL; |
| } |
| |
| dhd = *(dhd_info_t **)netdev_priv(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); |
| return dhd_check_hang(net, dhdp, ret); |
| } |
| |
| |
| #ifdef PROP_TXSTATUS |
| extern int dhd_wlfc_interface_entry_update(void* state, ewlfc_mac_entry_action_t action, uint8 ifid, |
| uint8 iftype, uint8* ea); |
| extern int dhd_wlfc_FIFOcreditmap_update(void* state, uint8* credits); |
| |
| int dhd_wlfc_interface_event(struct dhd_info *dhd, |
| ewlfc_mac_entry_action_t action, uint8 ifid, uint8 iftype, uint8* ea) |
| { |
| if (dhd->pub.wlfc_state == NULL) |
| return BCME_OK; |
| |
| return dhd_wlfc_interface_entry_update(dhd->pub.wlfc_state, action, ifid, iftype, ea); |
| } |
| |
| int dhd_wlfc_FIFOcreditmap_event(struct dhd_info *dhd, uint8* event_data) |
| { |
| if (dhd->pub.wlfc_state == NULL) |
| return BCME_OK; |
| |
| return dhd_wlfc_FIFOcreditmap_update(dhd->pub.wlfc_state, event_data); |
| } |
| |
| int dhd_wlfc_event(struct dhd_info *dhd) |
| { |
| return dhd_wlfc_enable(&dhd->pub); |
| } |
| |
| void dhd_wlfc_plat_enable(void *dhd) |
| { |
| return; |
| } |
| |
| void dhd_wlfc_plat_deinit(void *dhd) |
| { |
| return; |
| } |
| |
| bool dhd_wlfc_skip_fc(void) |
| { |
| |
| #ifdef WL_CFG80211 |
| extern struct wl_priv *wlcfg_drv_priv; |
| |
| /* enable flow control in vsdb mode */ |
| return !(wlcfg_drv_priv && wlcfg_drv_priv->vsdb_mode); |
| #else |
| return TRUE; /* skip flow control */ |
| #endif /* WL_CFG80211 */ |
| } |
| #endif /* PROP_TXSTATUS */ |
| |
| #ifdef BCMDBGFS |
| |
| #include <linux/debugfs.h> |
| |
| extern uint32 dhd_readregl(void *bp, uint32 addr); |
| extern uint32 dhd_writeregl(void *bp, uint32 addr, uint32 data); |
| |
| 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; |
| |
| 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; |
| |
| /* 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; |
| |
| /* 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_dbg_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_dbg_init(dhd_pub_t *dhdp) |
| { |
| int err; |
| |
| 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)) { |
| err = PTR_ERR(g_dbgfs.debugfs_dir); |
| g_dbgfs.debugfs_dir = NULL; |
| return; |
| } |
| |
| dhd_dbg_create(); |
| |
| return; |
| } |
| |
| void dhd_dbg_remove(void) |
| { |
| debugfs_remove(g_dbgfs.debugfs_mem); |
| debugfs_remove(g_dbgfs.debugfs_dir); |
| |
| bzero((unsigned char *) &g_dbgfs, sizeof(g_dbgfs)); |
| |
| } |
| #endif /* ifdef BCMDBGFS */ |
| |
| #ifdef WLMEDIA_HTSF |
| |
| static |
| void dhd_htsf_addtxts(dhd_pub_t *dhdp, void *pktbuf) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)(dhdp->info); |
| struct sk_buff *skb; |
| uint32 htsf = 0; |
| uint16 dport = 0, oldmagic = 0xACAC; |
| char *p1; |
| htsfts_t ts; |
| |
| /* timestamp packet */ |
| |
| p1 = (char*) PKTDATA(dhdp->osh, pktbuf); |
| |
| if (PKTLEN(dhdp->osh, pktbuf) > HTSF_MINLEN) { |
| /* memcpy(&proto, p1+26, 4); */ |
| memcpy(&dport, p1+40, 2); |
| /* proto = ((ntoh32(proto))>> 16) & 0xFF; */ |
| dport = ntoh16(dport); |
| } |
| |
| /* timestamp only if icmp or udb iperf with port 5555 */ |
| /* if (proto == 17 && dport == tsport) { */ |
| if (dport >= tsport && dport <= tsport + 20) { |
| |
| skb = (struct sk_buff *) pktbuf; |
| |
| htsf = dhd_get_htsf(dhd, 0); |
| memset(skb->data + 44, 0, 2); /* clear checksum */ |
| memcpy(skb->data+82, &oldmagic, 2); |
| memcpy(skb->data+84, &htsf, 4); |
| |
| memset(&ts, 0, sizeof(htsfts_t)); |
| ts.magic = HTSFMAGIC; |
| ts.prio = PKTPRIO(pktbuf); |
| ts.seqnum = htsf_seqnum++; |
| ts.c10 = get_cycles(); |
| ts.t10 = htsf; |
| ts.endmagic = HTSFENDMAGIC; |
| |
| memcpy(skb->data + HTSF_HOSTOFFSET, &ts, sizeof(ts)); |
| } |
| } |
| |
| static void dhd_dump_htsfhisto(histo_t *his, char *s) |
| { |
| int pktcnt = 0, curval = 0, i; |
| for (i = 0; i < (NUMBIN-2); i++) { |
| curval += 500; |
| printf("%d ", his->bin[i]); |
| pktcnt += his->bin[i]; |
| } |
| printf(" max: %d TotPkt: %d neg: %d [%s]\n", his->bin[NUMBIN-2], pktcnt, |
| his->bin[NUMBIN-1], s); |
| } |
| |
| static |
| void sorttobin(int value, histo_t *histo) |
| { |
| int i, binval = 0; |
| |
| if (value < 0) { |
| histo->bin[NUMBIN-1]++; |
| return; |
| } |
| if (value > histo->bin[NUMBIN-2]) /* store the max value */ |
| histo->bin[NUMBIN-2] = value; |
| |
| for (i = 0; i < (NUMBIN-2); i++) { |
| binval += 500; /* 500m s bins */ |
| if (value <= binval) { |
| histo->bin[i]++; |
| return; |
| } |
| } |
| histo->bin[NUMBIN-3]++; |
| } |
| |
| static |
| void dhd_htsf_addrxts(dhd_pub_t *dhdp, void *pktbuf) |
| { |
| dhd_info_t *dhd = (dhd_info_t *)dhdp->info; |
| struct sk_buff *skb; |
| char *p1; |
| uint16 old_magic; |
| int d1, d2, d3, end2end; |
| htsfts_t *htsf_ts; |
| uint32 htsf; |
| |
| skb = PKTTONATIVE(dhdp->osh, pktbuf); |
| p1 = (char*)PKTDATA(dhdp->osh, pktbuf); |
| |
| if (PKTLEN(osh, pktbuf) > HTSF_MINLEN) { |
| memcpy(&old_magic, p1+78, 2); |
| htsf_ts = (htsfts_t*) (p1 + HTSF_HOSTOFFSET - 4); |
| } |
| else |
| return; |
| |
| if (htsf_ts->magic == HTSFMAGIC) { |
| htsf_ts->tE0 = dhd_get_htsf(dhd, 0); |
| htsf_ts->cE0 = get_cycles(); |
| } |
| |
| if (old_magic == 0xACAC) { |
| |
| tspktcnt++; |
| htsf = dhd_get_htsf(dhd, 0); |
| memcpy(skb->data+92, &htsf, sizeof(uint32)); |
| |
| memcpy(&ts[tsidx].t1, skb->data+80, 16); |
| |
| d1 = ts[tsidx].t2 - ts[tsidx].t1; |
| d2 = ts[tsidx].t3 - ts[tsidx].t2; |
| d3 = ts[tsidx].t4 - ts[tsidx].t3; |
| end2end = ts[tsidx].t4 - ts[tsidx].t1; |
| |
| sorttobin(d1, &vi_d1); |
| sorttobin(d2, &vi_d2); |
| sorttobin(d3, &vi_d3); |
| sorttobin(end2end, &vi_d4); |
| |
| if (end2end > 0 && end2end > maxdelay) { |
| maxdelay = end2end; |
| maxdelaypktno = tspktcnt; |
| memcpy(&maxdelayts, &ts[tsidx], 16); |
| } |
| if (++tsidx >= TSMAX) |
| tsidx = 0; |
| } |
| } |
| |
| uint32 dhd_get_htsf(dhd_info_t *dhd, int ifidx) |
| { |
| uint32 htsf = 0, cur_cycle, delta, delta_us; |
| uint32 factor, baseval, baseval2; |
| cycles_t t; |
| |
| t = get_cycles(); |
| cur_cycle = t; |
| |
| if (cur_cycle > dhd->htsf.last_cycle) |
| delta = cur_cycle - dhd->htsf.last_cycle; |
| else { |
| delta = cur_cycle + (0xFFFFFFFF - dhd->htsf.last_cycle); |
| } |
| |
| delta = delta >> 4; |
| |
| if (dhd->htsf.coef) { |
| /* times ten to get the first digit */ |
| factor = (dhd->htsf.coef*10 + dhd->htsf.coefdec1); |
| baseval = (delta*10)/factor; |
| baseval2 = (delta*10)/(factor+1); |
| delta_us = (baseval - (((baseval - baseval2) * dhd->htsf.coefdec2)) / 10); |
| htsf = (delta_us << 4) + dhd->htsf.last_tsf + HTSF_BUS_DELAY; |
| } |
| else { |
| DHD_ERROR(("-------dhd->htsf.coef = 0 -------\n")); |
| } |
| |
| return htsf; |
| } |
| |
| static void dhd_dump_latency(void) |
| { |
| int i, max = 0; |
| int d1, d2, d3, d4, d5; |
| |
| printf("T1 T2 T3 T4 d1 d2 t4-t1 i \n"); |
| for (i = 0; i < TSMAX; i++) { |
| d1 = ts[i].t2 - ts[i].t1; |
| d2 = ts[i].t3 - ts[i].t2; |
| d3 = ts[i].t4 - ts[i].t3; |
| d4 = ts[i].t4 - ts[i].t1; |
| d5 = ts[max].t4-ts[max].t1; |
| if (d4 > d5 && d4 > 0) { |
| max = i; |
| } |
| printf("%08X %08X %08X %08X \t%d %d %d %d i=%d\n", |
| ts[i].t1, ts[i].t2, ts[i].t3, ts[i].t4, |
| d1, d2, d3, d4, i); |
| } |
| |
| printf("current idx = %d \n", tsidx); |
| |
| printf("Highest latency %d pkt no.%d total=%d\n", maxdelay, maxdelaypktno, tspktcnt); |
| printf("%08X %08X %08X %08X \t%d %d %d %d\n", |
| maxdelayts.t1, maxdelayts.t2, maxdelayts.t3, maxdelayts.t4, |
| maxdelayts.t2 - maxdelayts.t1, |
| maxdelayts.t3 - maxdelayts.t2, |
| maxdelayts.t4 - maxdelayts.t3, |
| maxdelayts.t4 - maxdelayts.t1); |
| } |
| |
| |
| static int |
| dhd_ioctl_htsf_get(dhd_info_t *dhd, int ifidx) |
| { |
| wl_ioctl_t ioc; |
| char buf[32]; |
| int ret; |
| uint32 s1, s2; |
| |
| struct tsf { |
| uint32 low; |
| uint32 high; |
| } tsf_buf; |
| |
| memset(&ioc, 0, sizeof(ioc)); |
| memset(&tsf_buf, 0, sizeof(tsf_buf)); |
| |
| ioc.cmd = WLC_GET_VAR; |
| ioc.buf = buf; |
| ioc.len = (uint)sizeof(buf); |
| ioc.set = FALSE; |
| |
| strncpy(buf, "tsf", sizeof(buf) - 1); |
| buf[sizeof(buf) - 1] = '\0'; |
| s1 = dhd_get_htsf(dhd, 0); |
| if ((ret = dhd_wl_ioctl(&dhd->pub, ifidx, &ioc, ioc.buf, ioc.len)) < 0) { |
| if (ret == -EIO) { |
| DHD_ERROR(("%s: tsf is not supported by device\n", |
| dhd_ifname(&dhd->pub, ifidx))); |
| return -EOPNOTSUPP; |
| } |
| return ret; |
| } |
| s2 = dhd_get_htsf(dhd, 0); |
| |
| memcpy(&tsf_buf, buf, sizeof(tsf_buf)); |
| printf(" TSF_h=%04X lo=%08X Calc:htsf=%08X, coef=%d.%d%d delta=%d ", |
| tsf_buf.high, tsf_buf.low, s2, dhd->htsf.coef, dhd->htsf.coefdec1, |
| dhd->htsf.coefdec2, s2-tsf_buf.low); |
| printf("lasttsf=%08X lastcycle=%08X\n", dhd->htsf.last_tsf, dhd->htsf.last_cycle); |
| return 0; |
| } |
| |
| void htsf_update(dhd_info_t *dhd, void *data) |
| { |
| static ulong cur_cycle = 0, prev_cycle = 0; |
| uint32 htsf, tsf_delta = 0; |
| uint32 hfactor = 0, cyc_delta, dec1 = 0, dec2, dec3, tmp; |
| ulong b, a; |
| cycles_t t; |
| |
| /* cycles_t in inlcude/mips/timex.h */ |
| |
| t = get_cycles(); |
| |
| prev_cycle = cur_cycle; |
| cur_cycle = t; |
| |
| if (cur_cycle > prev_cycle) |
| cyc_delta = cur_cycle - prev_cycle; |
| else { |
| b = cur_cycle; |
| a = prev_cycle; |
| cyc_delta = cur_cycle + (0xFFFFFFFF - prev_cycle); |
| } |
| |
| if (data == NULL) |
| printf(" tsf update ata point er is null \n"); |
| |
| memcpy(&prev_tsf, &cur_tsf, sizeof(tsf_t)); |
| memcpy(&cur_tsf, data, sizeof(tsf_t)); |
| |
| if (cur_tsf.low == 0) { |
| DHD_INFO((" ---- 0 TSF, do not update, return\n")); |
| return; |
| } |
| |
| if (cur_tsf.low > prev_tsf.low) |
| tsf_delta = (cur_tsf.low - prev_tsf.low); |
| else { |
| DHD_INFO((" ---- tsf low is smaller cur_tsf= %08X, prev_tsf=%08X, \n", |
| cur_tsf.low, prev_tsf.low)); |
| if (cur_tsf.high > prev_tsf.high) { |
| tsf_delta = cur_tsf.low + (0xFFFFFFFF - prev_tsf.low); |
| DHD_INFO((" ---- Wrap around tsf coutner adjusted TSF=%08X\n", tsf_delta)); |
| } |
| else |
| return; /* do not update */ |
| } |
| |
| if (tsf_delta) { |
| hfactor = cyc_delta / tsf_delta; |
| tmp = (cyc_delta - (hfactor * tsf_delta))*10; |
| dec1 = tmp/tsf_delta; |
| dec2 = ((tmp - dec1*tsf_delta)*10) / tsf_delta; |
| tmp = (tmp - (dec1*tsf_delta))*10; |
| dec3 = ((tmp - dec2*tsf_delta)*10) / tsf_delta; |
| |
| if (dec3 > 4) { |
| if (dec2 == 9) { |
| dec2 = 0; |
| if (dec1 == 9) { |
| dec1 = 0; |
| hfactor++; |
| } |
| else { |
| dec1++; |
| } |
| } |
| else |
| dec2++; |
| } |
| } |
| |
| if (hfactor) { |
| htsf = ((cyc_delta * 10) / (hfactor*10+dec1)) + prev_tsf.low; |
| dhd->htsf.coef = hfactor; |
| dhd->htsf.last_cycle = cur_cycle; |
| dhd->htsf.last_tsf = cur_tsf.low; |
| dhd->htsf.coefdec1 = dec1; |
| dhd->htsf.coefdec2 = dec2; |
| } |
| else { |
| htsf = prev_tsf.low; |
| } |
| } |
| |
| #endif /* WLMEDIA_HTSF */ |