| |
| /* |
| * Linux cfg80211 driver |
| * |
| * 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: wl_cfg80211.c 419844 2013-08-23 00:07:03Z $ |
| */ |
| /* */ |
| #include <typedefs.h> |
| #include <linuxver.h> |
| #include <osl.h> |
| #include <linux/kernel.h> |
| |
| #include <bcmutils.h> |
| #include <bcmwifi_channels.h> |
| #include <bcmendian.h> |
| #include <proto/ethernet.h> |
| #include <proto/802.11.h> |
| #include <linux/if_arp.h> |
| #include <asm/uaccess.h> |
| |
| #include <dngl_stats.h> |
| #include <dhd.h> |
| #include <dhdioctl.h> |
| #include <wlioctl.h> |
| #include <dhd_cfg80211.h> |
| #ifdef PNO_SUPPORT |
| #include <dhd_pno.h> |
| #endif /* PNO_SUPPORT */ |
| |
| #include <proto/ethernet.h> |
| #include <linux/kernel.h> |
| #include <linux/kthread.h> |
| #include <linux/netdevice.h> |
| #include <linux/sched.h> |
| #include <linux/etherdevice.h> |
| #include <linux/wireless.h> |
| #include <linux/ieee80211.h> |
| #include <linux/wait.h> |
| #include <net/cfg80211.h> |
| #include <net/rtnetlink.h> |
| |
| #include <wlioctl.h> |
| #include <wldev_common.h> |
| #include <wl_cfg80211.h> |
| #include <wl_cfgp2p.h> |
| #include <wl_android.h> |
| |
| #ifdef PROP_TXSTATUS |
| #include <dhd_wlfc.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 WL11U |
| #if !defined(WL_ENABLE_P2P_IF) && !defined(WL_CFG80211_P2P_DEV_IF) |
| #error You should enable 'WL_ENABLE_P2P_IF' or 'WL_CFG80211_P2P_DEV_IF' \ |
| according to Kernel version and is supported only in Android-JB |
| #endif /* !WL_ENABLE_P2P_IF && !WL_CFG80211_P2P_DEV_IF */ |
| #endif /* WL11U */ |
| |
| |
| #define IW_WSEC_ENABLED(wsec) ((wsec) & (WEP_ENABLED | TKIP_ENABLED | AES_ENABLED)) |
| |
| static struct device *cfg80211_parent_dev = NULL; |
| struct wl_priv *wlcfg_drv_priv = NULL; |
| u32 wl_dbg_level = WL_DBG_ERR; |
| |
| #define MAX_WAIT_TIME 1500 |
| |
| #ifdef VSDB |
| /* sleep time to keep STA's connecting or connection for continuous af tx or finding a peer */ |
| #define DEFAULT_SLEEP_TIME_VSDB 120 |
| #define OFF_CHAN_TIME_THRESHOLD_MS 200 |
| #define AF_RETRY_DELAY_TIME 40 |
| |
| /* if sta is connected or connecting, sleep for a while before retry af tx or finding a peer */ |
| #define WL_AF_TX_KEEP_PRI_CONNECTION_VSDB(wl) \ |
| do { \ |
| if (wl_get_drv_status(wl, CONNECTED, wl_to_prmry_ndev(wl)) || \ |
| wl_get_drv_status(wl, CONNECTING, wl_to_prmry_ndev(wl))) { \ |
| OSL_SLEEP(DEFAULT_SLEEP_TIME_VSDB); \ |
| } \ |
| } while (0) |
| #else /* VSDB */ |
| /* if not VSDB, do nothing */ |
| #define WL_AF_TX_KEEP_PRI_CONNECTION_VSDB(wl) |
| #endif /* VSDB */ |
| |
| #ifdef WL_CFG80211_SYNC_GON |
| #define WL_DRV_STATUS_SENDING_AF_FRM_EXT(wl) \ |
| (wl_get_drv_status_all(wl, SENDING_ACT_FRM) || \ |
| wl_get_drv_status_all(wl, WAITING_NEXT_ACT_FRM_LISTEN)) |
| #else |
| #define WL_DRV_STATUS_SENDING_AF_FRM_EXT(wl) wl_get_drv_status_all(wl, SENDING_ACT_FRM) |
| #endif /* WL_CFG80211_SYNC_GON */ |
| |
| #define WL_CHANSPEC_CTL_SB_NONE WL_CHANSPEC_CTL_SB_LLL |
| |
| |
| #define DNGL_FUNC(func, parameters) func parameters; |
| #define COEX_DHCP |
| |
| #define WLAN_EID_SSID 0 |
| #define CH_MIN_5G_CHANNEL 34 |
| #define CH_MIN_2G_CHANNEL 1 |
| |
| /* This is to override regulatory domains defined in cfg80211 module (reg.c) |
| * By default world regulatory domain defined in reg.c puts the flags NL80211_RRF_PASSIVE_SCAN |
| * and NL80211_RRF_NO_IBSS for 5GHz channels (for 36..48 and 149..165). |
| * With respect to these flags, wpa_supplicant doesn't start p2p operations on 5GHz channels. |
| * All the chnages in world regulatory domain are to be done here. |
| */ |
| static const struct ieee80211_regdomain brcm_regdom = { |
| .n_reg_rules = 4, |
| .alpha2 = "99", |
| .reg_rules = { |
| /* IEEE 802.11b/g, channels 1..11 */ |
| REG_RULE(2412-10, 2472+10, 40, 6, 20, 0), |
| /* If any */ |
| /* IEEE 802.11 channel 14 - Only JP enables |
| * this and for 802.11b only |
| */ |
| REG_RULE(2484-10, 2484+10, 20, 6, 20, 0), |
| /* IEEE 802.11a, channel 36..64 */ |
| REG_RULE(5150-10, 5350+10, 40, 6, 20, 0), |
| /* IEEE 802.11a, channel 100..165 */ |
| REG_RULE(5470-10, 5850+10, 40, 6, 20, 0), } |
| }; |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 0, 0)) && \ |
| (defined(WL_IFACE_COMB_NUM_CHANNELS) || defined(WL_CFG80211_P2P_DEV_IF)) |
| /* |
| * Possible interface combinations supported by driver |
| * |
| * ADHOC Mode - #ADHOC <= 1 on channels = 1 |
| * SoftAP Mode - #AP <= 1 on channels = 1 |
| * STA + P2P Mode - #STA <= 2, #{P2P-GO, P2P-client} <= 1, #P2P-device <= 1 |
| * on channels = 2 |
| */ |
| static const struct ieee80211_iface_limit softap_limits[] = { |
| { |
| .max = 1, |
| .types = BIT(NL80211_IFTYPE_AP), |
| }, |
| }; |
| |
| static const struct ieee80211_iface_limit sta_p2p_limits[] = { |
| /* |
| * During P2P-GO removal, P2P-GO is first changed to STA and later only |
| * removed. So setting maximum possible number of STA interfaces as 2 to |
| * accommodate the above behaviour. |
| */ |
| { |
| .max = 2, |
| .types = BIT(NL80211_IFTYPE_STATION), |
| }, |
| { |
| .max = 2, |
| .types = BIT(NL80211_IFTYPE_P2P_GO) | BIT(NL80211_IFTYPE_P2P_CLIENT), |
| }, |
| #if defined(WL_CFG80211_P2P_DEV_IF) |
| { |
| .max = 1, |
| .types = BIT(NL80211_IFTYPE_P2P_DEVICE), |
| }, |
| #endif /* WL_CFG80211_P2P_DEV_IF */ |
| { |
| .max = 1, |
| .types = BIT(NL80211_IFTYPE_ADHOC), |
| }, |
| }; |
| |
| static const struct ieee80211_iface_combination |
| softap_iface_combinations[] = { |
| { |
| .num_different_channels = 1, |
| .max_interfaces = 1, |
| .limits = softap_limits, |
| .n_limits = ARRAY_SIZE(softap_limits), |
| }, |
| }; |
| |
| static const struct ieee80211_iface_combination |
| sta_p2p_iface_combinations[] = { |
| { |
| .num_different_channels = 2, |
| .max_interfaces = 3, |
| .limits = sta_p2p_limits, |
| .n_limits = ARRAY_SIZE(sta_p2p_limits), |
| }, |
| }; |
| #endif /* LINUX_VER >= 3.0 && (WL_IFACE_COMB_NUM_CHANNELS || WL_CFG80211_P2P_DEV_IF) */ |
| |
| /* Data Element Definitions */ |
| #define WPS_ID_CONFIG_METHODS 0x1008 |
| #define WPS_ID_REQ_TYPE 0x103A |
| #define WPS_ID_DEVICE_NAME 0x1011 |
| #define WPS_ID_VERSION 0x104A |
| #define WPS_ID_DEVICE_PWD_ID 0x1012 |
| #define WPS_ID_REQ_DEV_TYPE 0x106A |
| #define WPS_ID_SELECTED_REGISTRAR_CONFIG_METHODS 0x1053 |
| #define WPS_ID_PRIM_DEV_TYPE 0x1054 |
| |
| /* Device Password ID */ |
| #define DEV_PW_DEFAULT 0x0000 |
| #define DEV_PW_USER_SPECIFIED 0x0001, |
| #define DEV_PW_MACHINE_SPECIFIED 0x0002 |
| #define DEV_PW_REKEY 0x0003 |
| #define DEV_PW_PUSHBUTTON 0x0004 |
| #define DEV_PW_REGISTRAR_SPECIFIED 0x0005 |
| |
| /* Config Methods */ |
| #define WPS_CONFIG_USBA 0x0001 |
| #define WPS_CONFIG_ETHERNET 0x0002 |
| #define WPS_CONFIG_LABEL 0x0004 |
| #define WPS_CONFIG_DISPLAY 0x0008 |
| #define WPS_CONFIG_EXT_NFC_TOKEN 0x0010 |
| #define WPS_CONFIG_INT_NFC_TOKEN 0x0020 |
| #define WPS_CONFIG_NFC_INTERFACE 0x0040 |
| #define WPS_CONFIG_PUSHBUTTON 0x0080 |
| #define WPS_CONFIG_KEYPAD 0x0100 |
| #define WPS_CONFIG_VIRT_PUSHBUTTON 0x0280 |
| #define WPS_CONFIG_PHY_PUSHBUTTON 0x0480 |
| #define WPS_CONFIG_VIRT_DISPLAY 0x2008 |
| #define WPS_CONFIG_PHY_DISPLAY 0x4008 |
| |
| #define PM_BLOCK 1 |
| #define PM_ENABLE 0 |
| |
| |
| |
| #ifndef RSSI_OFFSET |
| #define RSSI_OFFSET 0 |
| #endif |
| |
| #ifndef IBSS_COALESCE_ALLOWED |
| #define IBSS_COALESCE_ALLOWED 0 |
| #endif |
| |
| #ifndef IBSS_INITIAL_SCAN_ALLOWED |
| #define IBSS_INITIAL_SCAN_ALLOWED 0 |
| #endif |
| /* |
| * cfg80211_ops api/callback list |
| */ |
| static s32 wl_frame_get_mgmt(u16 fc, const struct ether_addr *da, |
| const struct ether_addr *sa, const struct ether_addr *bssid, |
| u8 **pheader, u32 *body_len, u8 *pbody); |
| static s32 __wl_cfg80211_scan(struct wiphy *wiphy, struct net_device *ndev, |
| struct cfg80211_scan_request *request, |
| struct cfg80211_ssid *this_ssid); |
| #if defined(WL_CFG80211_P2P_DEV_IF) |
| static s32 |
| wl_cfg80211_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request); |
| #else |
| static s32 |
| wl_cfg80211_scan(struct wiphy *wiphy, struct net_device *ndev, |
| struct cfg80211_scan_request *request); |
| #endif /* WL_CFG80211_P2P_DEV_IF */ |
| static s32 wl_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed); |
| static s32 wl_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *dev, |
| struct cfg80211_ibss_params *params); |
| static s32 wl_cfg80211_leave_ibss(struct wiphy *wiphy, |
| struct net_device *dev); |
| static s32 wl_cfg80211_get_station(struct wiphy *wiphy, |
| struct net_device *dev, u8 *mac, |
| struct station_info *sinfo); |
| static s32 wl_cfg80211_set_power_mgmt(struct wiphy *wiphy, |
| struct net_device *dev, bool enabled, |
| s32 timeout); |
| static int wl_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev, |
| struct cfg80211_connect_params *sme); |
| static s32 wl_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *dev, |
| u16 reason_code); |
| #if defined(WL_CFG80211_P2P_DEV_IF) |
| static s32 |
| wl_cfg80211_set_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev, |
| enum nl80211_tx_power_setting type, s32 mbm); |
| #else |
| static s32 |
| wl_cfg80211_set_tx_power(struct wiphy *wiphy, |
| enum nl80211_tx_power_setting type, s32 dbm); |
| #endif /* WL_CFG80211_P2P_DEV_IF */ |
| #if defined(WL_CFG80211_P2P_DEV_IF) |
| static s32 wl_cfg80211_get_tx_power(struct wiphy *wiphy, |
| struct wireless_dev *wdev, s32 *dbm); |
| #else |
| static s32 wl_cfg80211_get_tx_power(struct wiphy *wiphy, s32 *dbm); |
| #endif /* WL_CFG80211_P2P_DEV_IF */ |
| static s32 wl_cfg80211_config_default_key(struct wiphy *wiphy, |
| struct net_device *dev, |
| u8 key_idx, bool unicast, bool multicast); |
| static s32 wl_cfg80211_add_key(struct wiphy *wiphy, struct net_device *dev, |
| u8 key_idx, bool pairwise, const u8 *mac_addr, |
| struct key_params *params); |
| static s32 wl_cfg80211_del_key(struct wiphy *wiphy, struct net_device *dev, |
| u8 key_idx, bool pairwise, const u8 *mac_addr); |
| static s32 wl_cfg80211_get_key(struct wiphy *wiphy, struct net_device *dev, |
| u8 key_idx, bool pairwise, const u8 *mac_addr, |
| void *cookie, void (*callback) (void *cookie, |
| struct key_params *params)); |
| static s32 wl_cfg80211_config_default_mgmt_key(struct wiphy *wiphy, |
| struct net_device *dev, u8 key_idx); |
| static s32 wl_cfg80211_resume(struct wiphy *wiphy); |
| #if defined(WL_SUPPORT_BACKPORTED_KPATCHES) || (LINUX_VERSION_CODE >= KERNEL_VERSION(3, \ |
| 2, 0)) |
| static s32 wl_cfg80211_mgmt_tx_cancel_wait(struct wiphy *wiphy, |
| bcm_struct_cfgdev *cfgdev, u64 cookie); |
| static s32 wl_cfg80211_del_station(struct wiphy *wiphy, |
| struct net_device *ndev, u8* mac_addr); |
| #endif /* WL_SUPPORT_BACKPORTED_KPATCHES || KERNEL_VER >= KERNEL_VERSION(3, 2, 0)) */ |
| #if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 39)) || 0 |
| static s32 wl_cfg80211_suspend(struct wiphy *wiphy, struct cfg80211_wowlan *wow); |
| #else |
| static s32 wl_cfg80211_suspend(struct wiphy *wiphy); |
| #endif |
| static s32 wl_cfg80211_set_pmksa(struct wiphy *wiphy, struct net_device *dev, |
| struct cfg80211_pmksa *pmksa); |
| static s32 wl_cfg80211_del_pmksa(struct wiphy *wiphy, struct net_device *dev, |
| struct cfg80211_pmksa *pmksa); |
| static s32 wl_cfg80211_flush_pmksa(struct wiphy *wiphy, |
| struct net_device *dev); |
| static void wl_cfg80211_scan_abort(struct wl_priv *wl); |
| static s32 wl_notify_escan_complete(struct wl_priv *wl, |
| struct net_device *ndev, bool aborted, bool fw_abort); |
| #if (LINUX_VERSION_CODE > KERNEL_VERSION(3, 2, 0)) || 0 |
| static s32 wl_cfg80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev, |
| u8 *peer, enum nl80211_tdls_operation oper); |
| #endif |
| static int wl_cfg80211_sched_scan_stop(struct wiphy *wiphy, struct net_device *dev); |
| |
| /* |
| * event & event Q handlers for cfg80211 interfaces |
| */ |
| static s32 wl_create_event_handler(struct wl_priv *wl); |
| static void wl_destroy_event_handler(struct wl_priv *wl); |
| static s32 wl_event_handler(void *data); |
| static void wl_init_eq(struct wl_priv *wl); |
| static void wl_flush_eq(struct wl_priv *wl); |
| static unsigned long wl_lock_eq(struct wl_priv *wl); |
| static void wl_unlock_eq(struct wl_priv *wl, unsigned long flags); |
| static void wl_init_eq_lock(struct wl_priv *wl); |
| static void wl_init_event_handler(struct wl_priv *wl); |
| static struct wl_event_q *wl_deq_event(struct wl_priv *wl); |
| static s32 wl_enq_event(struct wl_priv *wl, struct net_device *ndev, u32 type, |
| const wl_event_msg_t *msg, void *data); |
| static void wl_put_event(struct wl_event_q *e); |
| static void wl_wakeup_event(struct wl_priv *wl); |
| static s32 wl_notify_connect_status_ap(struct wl_priv *wl, struct net_device *ndev, |
| const wl_event_msg_t *e, void *data); |
| static s32 wl_notify_connect_status(struct wl_priv *wl, |
| bcm_struct_cfgdev *cfgdev, const wl_event_msg_t *e, void *data); |
| static s32 wl_notify_roaming_status(struct wl_priv *wl, |
| bcm_struct_cfgdev *cfgdev, const wl_event_msg_t *e, void *data); |
| static s32 wl_notify_scan_status(struct wl_priv *wl, bcm_struct_cfgdev *cfgdev, |
| const wl_event_msg_t *e, void *data); |
| static s32 wl_bss_connect_done(struct wl_priv *wl, struct net_device *ndev, |
| const wl_event_msg_t *e, void *data, bool completed); |
| static s32 wl_bss_roaming_done(struct wl_priv *wl, struct net_device *ndev, |
| const wl_event_msg_t *e, void *data); |
| static s32 wl_notify_mic_status(struct wl_priv *wl, bcm_struct_cfgdev *cfgdev, |
| const wl_event_msg_t *e, void *data); |
| #ifdef WL_SCHED_SCAN |
| static s32 |
| wl_notify_sched_scan_results(struct wl_priv *wl, struct net_device *ndev, |
| const wl_event_msg_t *e, void *data); |
| #endif /* WL_SCHED_SCAN */ |
| #ifdef PNO_SUPPORT |
| static s32 wl_notify_pfn_status(struct wl_priv *wl, bcm_struct_cfgdev *cfgdev, |
| const wl_event_msg_t *e, void *data); |
| #endif /* PNO_SUPPORT */ |
| #ifdef GSCAN_SUPPORT |
| static s32 wl_notify_gscan_event(struct wl_priv *wl, bcm_struct_cfgdev *cfgdev, |
| const wl_event_msg_t *e, void *data); |
| static s32 wl_handle_roam_exp_event(struct wl_priv *wl, bcm_struct_cfgdev *cfgdev, |
| const wl_event_msg_t *e, void *data); |
| #endif |
| static s32 wl_notifier_change_state(struct wl_priv *wl, struct net_info *_net_info, |
| enum wl_status state, bool set); |
| |
| #ifdef WLTDLS |
| static s32 wl_tdls_event_handler(struct wl_priv *wl, bcm_struct_cfgdev *cfgdev, |
| const wl_event_msg_t *e, void *data); |
| #endif /* WLTDLS */ |
| /* |
| * register/deregister parent device |
| */ |
| static void wl_cfg80211_clear_parent_dev(void); |
| |
| /* |
| * ioctl utilites |
| */ |
| |
| /* |
| * cfg80211 set_wiphy_params utilities |
| */ |
| static s32 wl_set_frag(struct net_device *dev, u32 frag_threshold); |
| static s32 wl_set_rts(struct net_device *dev, u32 frag_threshold); |
| static s32 wl_set_retry(struct net_device *dev, u32 retry, bool l); |
| |
| /* |
| * wl profile utilities |
| */ |
| static s32 wl_update_prof(struct wl_priv *wl, struct net_device *ndev, |
| const wl_event_msg_t *e, void *data, s32 item); |
| static void *wl_read_prof(struct wl_priv *wl, struct net_device *ndev, s32 item); |
| static void wl_init_prof(struct wl_priv *wl, struct net_device *ndev); |
| |
| /* |
| * cfg80211 connect utilites |
| */ |
| static s32 wl_set_wpa_version(struct net_device *dev, |
| struct cfg80211_connect_params *sme); |
| static s32 wl_set_auth_type(struct net_device *dev, |
| struct cfg80211_connect_params *sme); |
| static s32 wl_set_set_cipher(struct net_device *dev, |
| struct cfg80211_connect_params *sme); |
| static s32 wl_set_key_mgmt(struct net_device *dev, |
| struct cfg80211_connect_params *sme); |
| static s32 wl_set_set_sharedkey(struct net_device *dev, |
| struct cfg80211_connect_params *sme); |
| static s32 wl_get_assoc_ies(struct wl_priv *wl, struct net_device *ndev); |
| static void wl_ch_to_chanspec(int ch, |
| struct wl_join_params *join_params, size_t *join_params_size); |
| |
| /* |
| * information element utilities |
| */ |
| static void wl_rst_ie(struct wl_priv *wl); |
| static __used s32 wl_add_ie(struct wl_priv *wl, u8 t, u8 l, u8 *v); |
| static void wl_update_hidden_ap_ie(struct wl_bss_info *bi, u8 *ie_stream, u32 *ie_size); |
| static s32 wl_mrg_ie(struct wl_priv *wl, u8 *ie_stream, u16 ie_size); |
| static s32 wl_cp_ie(struct wl_priv *wl, u8 *dst, u16 dst_size); |
| static u32 wl_get_ielen(struct wl_priv *wl); |
| |
| #ifdef WL11U |
| bcm_tlv_t * |
| wl_cfg80211_find_interworking_ie(u8 *parse, u32 len); |
| static s32 |
| wl_cfg80211_add_iw_ie(struct wl_priv *wl, struct net_device *ndev, s32 bssidx, s32 pktflag, |
| uint8 ie_id, uint8 *data, uint8 data_len); |
| #endif /* WL11U */ |
| |
| static s32 wl_setup_wiphy(struct wireless_dev *wdev, struct device *dev, void *data); |
| static void wl_free_wdev(struct wl_priv *wl); |
| #ifdef CONFIG_CFG80211_INTERNAL_REGDB |
| static int |
| wl_cfg80211_reg_notifier(struct wiphy *wiphy, struct regulatory_request *request); |
| #endif /* CONFIG_CFG80211_INTERNAL_REGDB */ |
| |
| static s32 wl_inform_bss(struct wl_priv *wl); |
| static s32 wl_inform_single_bss(struct wl_priv *wl, struct wl_bss_info *bi); |
| static s32 wl_update_bss_info(struct wl_priv *wl, struct net_device *ndev); |
| static chanspec_t wl_cfg80211_get_shared_freq(struct wiphy *wiphy); |
| s32 wl_cfg80211_channel_to_freq(u32 channel); |
| |
| |
| static void wl_cfg80211_work_handler(struct work_struct *work); |
| static s32 wl_add_keyext(struct wiphy *wiphy, struct net_device *dev, |
| u8 key_idx, const u8 *mac_addr, |
| struct key_params *params); |
| /* |
| * key indianess swap utilities |
| */ |
| static void swap_key_from_BE(struct wl_wsec_key *key); |
| static void swap_key_to_BE(struct wl_wsec_key *key); |
| |
| /* |
| * wl_priv memory init/deinit utilities |
| */ |
| static s32 wl_init_priv_mem(struct wl_priv *wl); |
| static void wl_deinit_priv_mem(struct wl_priv *wl); |
| |
| static void wl_delay(u32 ms); |
| |
| /* |
| * ibss mode utilities |
| */ |
| static bool wl_is_ibssmode(struct wl_priv *wl, struct net_device *ndev); |
| static __used bool wl_is_ibssstarter(struct wl_priv *wl); |
| |
| /* |
| * link up/down , default configuration utilities |
| */ |
| static s32 __wl_cfg80211_up(struct wl_priv *wl); |
| static s32 __wl_cfg80211_down(struct wl_priv *wl); |
| static bool wl_is_linkdown(struct wl_priv *wl, const wl_event_msg_t *e); |
| static bool wl_is_linkup(struct wl_priv *wl, const wl_event_msg_t *e, struct net_device *ndev); |
| static bool wl_is_nonetwork(struct wl_priv *wl, const wl_event_msg_t *e); |
| static void wl_link_up(struct wl_priv *wl); |
| static void wl_link_down(struct wl_priv *wl); |
| static s32 wl_config_ifmode(struct wl_priv *wl, struct net_device *ndev, s32 iftype); |
| static void wl_init_conf(struct wl_conf *conf); |
| |
| /* |
| * iscan handler |
| */ |
| static void wl_iscan_timer(unsigned long data); |
| static void wl_term_iscan(struct wl_priv *wl); |
| static s32 wl_init_scan(struct wl_priv *wl); |
| static s32 wl_iscan_thread(void *data); |
| static s32 wl_run_iscan(struct wl_iscan_ctrl *iscan, struct cfg80211_scan_request *request, |
| u16 action); |
| static s32 wl_do_iscan(struct wl_priv *wl, struct cfg80211_scan_request *request); |
| static s32 wl_wakeup_iscan(struct wl_iscan_ctrl *iscan); |
| static s32 wl_invoke_iscan(struct wl_priv *wl); |
| static s32 wl_get_iscan_results(struct wl_iscan_ctrl *iscan, u32 *status, |
| struct wl_scan_results **bss_list); |
| static void wl_notify_iscan_complete(struct wl_iscan_ctrl *iscan, bool aborted); |
| static void wl_init_iscan_handler(struct wl_iscan_ctrl *iscan); |
| static s32 wl_iscan_done(struct wl_priv *wl); |
| static s32 wl_iscan_pending(struct wl_priv *wl); |
| static s32 wl_iscan_inprogress(struct wl_priv *wl); |
| static s32 wl_iscan_aborted(struct wl_priv *wl); |
| |
| /* |
| * find most significant bit set |
| */ |
| static __used u32 wl_find_msb(u16 bit16); |
| |
| /* |
| * rfkill support |
| */ |
| static int wl_setup_rfkill(struct wl_priv *wl, bool setup); |
| static int wl_rfkill_set(void *data, bool blocked); |
| #ifdef DEBUGFS_CFG80211 |
| static s32 wl_setup_debugfs(struct wl_priv *wl); |
| static s32 wl_free_debugfs(struct wl_priv *wl); |
| #endif |
| |
| static wl_scan_params_t *wl_cfg80211_scan_alloc_params(int channel, |
| int nprobes, int *out_params_size); |
| static bool check_dev_role_integrity(struct wl_priv *wl, u32 dev_role); |
| |
| /* |
| * Some external functions, TODO: move them to dhd_linux.h |
| */ |
| int dhd_add_monitor(char *name, struct net_device **new_ndev); |
| int dhd_del_monitor(struct net_device *ndev); |
| int dhd_monitor_init(void *dhd_pub); |
| int dhd_monitor_uninit(void); |
| int dhd_start_xmit(struct sk_buff *skb, struct net_device *net); |
| |
| |
| |
| #define RETURN_EIO_IF_NOT_UP(wlpriv) \ |
| do { \ |
| struct net_device *checkSysUpNDev = wl_to_prmry_ndev(wlpriv); \ |
| if (unlikely(!wl_get_drv_status(wlpriv, READY, checkSysUpNDev))) { \ |
| WL_INFO(("device is not ready\n")); \ |
| return -EIO; \ |
| } \ |
| } while (0) |
| |
| |
| #define IS_WPA_AKM(akm) ((akm) == RSN_AKM_NONE || \ |
| (akm) == RSN_AKM_UNSPECIFIED || \ |
| (akm) == RSN_AKM_PSK) |
| |
| |
| extern int dhd_wait_pend8021x(struct net_device *dev); |
| #ifdef PROP_TXSTATUS_VSDB |
| extern int disable_proptx; |
| extern int dhd_wlfc_init(dhd_pub_t *dhd); |
| extern void dhd_wlfc_deinit(dhd_pub_t *dhd); |
| #endif /* PROP_TXSTATUS_VSDB */ |
| |
| #if (WL_DBG_LEVEL > 0) |
| #define WL_DBG_ESTR_MAX 50 |
| static s8 wl_dbg_estr[][WL_DBG_ESTR_MAX] = { |
| "SET_SSID", "JOIN", "START", "AUTH", "AUTH_IND", |
| "DEAUTH", "DEAUTH_IND", "ASSOC", "ASSOC_IND", "REASSOC", |
| "REASSOC_IND", "DISASSOC", "DISASSOC_IND", "QUIET_START", "QUIET_END", |
| "BEACON_RX", "LINK", "MIC_ERROR", "NDIS_LINK", "ROAM", |
| "TXFAIL", "PMKID_CACHE", "RETROGRADE_TSF", "PRUNE", "AUTOAUTH", |
| "EAPOL_MSG", "SCAN_COMPLETE", "ADDTS_IND", "DELTS_IND", "BCNSENT_IND", |
| "BCNRX_MSG", "BCNLOST_MSG", "ROAM_PREP", "PFN_NET_FOUND", |
| "PFN_NET_LOST", |
| "RESET_COMPLETE", "JOIN_START", "ROAM_START", "ASSOC_START", |
| "IBSS_ASSOC", |
| "RADIO", "PSM_WATCHDOG", "WLC_E_CCX_ASSOC_START", "WLC_E_CCX_ASSOC_ABORT", |
| "PROBREQ_MSG", |
| "SCAN_CONFIRM_IND", "PSK_SUP", "COUNTRY_CODE_CHANGED", |
| "EXCEEDED_MEDIUM_TIME", "ICV_ERROR", |
| "UNICAST_DECODE_ERROR", "MULTICAST_DECODE_ERROR", "TRACE", |
| "WLC_E_BTA_HCI_EVENT", "IF", "WLC_E_P2P_DISC_LISTEN_COMPLETE", |
| "RSSI", "PFN_SCAN_COMPLETE", "WLC_E_EXTLOG_MSG", |
| "ACTION_FRAME", "ACTION_FRAME_COMPLETE", "WLC_E_PRE_ASSOC_IND", |
| "WLC_E_PRE_REASSOC_IND", "WLC_E_CHANNEL_ADOPTED", "WLC_E_AP_STARTED", |
| "WLC_E_DFS_AP_STOP", "WLC_E_DFS_AP_RESUME", "WLC_E_WAI_STA_EVENT", |
| "WLC_E_WAI_MSG", "WLC_E_ESCAN_RESULT", "WLC_E_ACTION_FRAME_OFF_CHAN_COMPLETE", |
| "WLC_E_PROBRESP_MSG", "WLC_E_P2P_PROBREQ_MSG", "WLC_E_DCS_REQUEST", "WLC_E_FIFO_CREDIT_MAP", |
| "WLC_E_ACTION_FRAME_RX", "WLC_E_WAKE_EVENT", "WLC_E_RM_COMPLETE" |
| }; |
| #endif /* WL_DBG_LEVEL */ |
| |
| #define CHAN2G(_channel, _freq, _flags) { \ |
| .band = IEEE80211_BAND_2GHZ, \ |
| .center_freq = (_freq), \ |
| .hw_value = (_channel), \ |
| .flags = (_flags), \ |
| .max_antenna_gain = 0, \ |
| .max_power = 30, \ |
| } |
| |
| #define CHAN5G(_channel, _flags) { \ |
| .band = IEEE80211_BAND_5GHZ, \ |
| .center_freq = 5000 + (5 * (_channel)), \ |
| .hw_value = (_channel), \ |
| .flags = (_flags), \ |
| .max_antenna_gain = 0, \ |
| .max_power = 30, \ |
| } |
| |
| #define RATE_TO_BASE100KBPS(rate) (((rate) * 10) / 2) |
| #define RATETAB_ENT(_rateid, _flags) \ |
| { \ |
| .bitrate = RATE_TO_BASE100KBPS(_rateid), \ |
| .hw_value = (_rateid), \ |
| .flags = (_flags), \ |
| } |
| |
| static struct ieee80211_rate __wl_rates[] = { |
| RATETAB_ENT(DOT11_RATE_1M, 0), |
| RATETAB_ENT(DOT11_RATE_2M, IEEE80211_RATE_SHORT_PREAMBLE), |
| RATETAB_ENT(DOT11_RATE_5M5, IEEE80211_RATE_SHORT_PREAMBLE), |
| RATETAB_ENT(DOT11_RATE_11M, IEEE80211_RATE_SHORT_PREAMBLE), |
| RATETAB_ENT(DOT11_RATE_6M, 0), |
| RATETAB_ENT(DOT11_RATE_9M, 0), |
| RATETAB_ENT(DOT11_RATE_12M, 0), |
| RATETAB_ENT(DOT11_RATE_18M, 0), |
| RATETAB_ENT(DOT11_RATE_24M, 0), |
| RATETAB_ENT(DOT11_RATE_36M, 0), |
| RATETAB_ENT(DOT11_RATE_48M, 0), |
| RATETAB_ENT(DOT11_RATE_54M, 0) |
| }; |
| |
| #define wl_a_rates (__wl_rates + 4) |
| #define wl_a_rates_size 8 |
| #define wl_g_rates (__wl_rates + 0) |
| #define wl_g_rates_size 12 |
| |
| static struct ieee80211_channel __wl_2ghz_channels[] = { |
| CHAN2G(1, 2412, 0), |
| CHAN2G(2, 2417, 0), |
| CHAN2G(3, 2422, 0), |
| CHAN2G(4, 2427, 0), |
| CHAN2G(5, 2432, 0), |
| CHAN2G(6, 2437, 0), |
| CHAN2G(7, 2442, 0), |
| CHAN2G(8, 2447, 0), |
| CHAN2G(9, 2452, 0), |
| CHAN2G(10, 2457, 0), |
| CHAN2G(11, 2462, 0), |
| CHAN2G(12, 2467, 0), |
| CHAN2G(13, 2472, 0), |
| CHAN2G(14, 2484, 0) |
| }; |
| |
| static struct ieee80211_channel __wl_5ghz_a_channels[] = { |
| CHAN5G(34, 0), CHAN5G(36, 0), |
| CHAN5G(38, 0), CHAN5G(40, 0), |
| CHAN5G(42, 0), CHAN5G(44, 0), |
| CHAN5G(46, 0), CHAN5G(48, 0), |
| CHAN5G(52, 0), CHAN5G(56, 0), |
| CHAN5G(60, 0), CHAN5G(64, 0), |
| CHAN5G(100, 0), CHAN5G(104, 0), |
| CHAN5G(108, 0), CHAN5G(112, 0), |
| CHAN5G(116, 0), CHAN5G(120, 0), |
| CHAN5G(124, 0), CHAN5G(128, 0), |
| CHAN5G(132, 0), CHAN5G(136, 0), |
| CHAN5G(140, 0), CHAN5G(149, 0), |
| CHAN5G(153, 0), CHAN5G(157, 0), |
| CHAN5G(161, 0), CHAN5G(165, 0) |
| }; |
| |
| static struct ieee80211_supported_band __wl_band_2ghz = { |
| .band = IEEE80211_BAND_2GHZ, |
| .channels = __wl_2ghz_channels, |
| .n_channels = ARRAY_SIZE(__wl_2ghz_channels), |
| .bitrates = wl_g_rates, |
| .n_bitrates = wl_g_rates_size |
| }; |
| |
| static struct ieee80211_supported_band __wl_band_5ghz_a = { |
| .band = IEEE80211_BAND_5GHZ, |
| .channels = __wl_5ghz_a_channels, |
| .n_channels = ARRAY_SIZE(__wl_5ghz_a_channels), |
| .bitrates = wl_a_rates, |
| .n_bitrates = wl_a_rates_size |
| }; |
| |
| static const u32 __wl_cipher_suites[] = { |
| WLAN_CIPHER_SUITE_WEP40, |
| WLAN_CIPHER_SUITE_WEP104, |
| WLAN_CIPHER_SUITE_TKIP, |
| WLAN_CIPHER_SUITE_CCMP, |
| #ifdef MFP |
| WLAN_CIPHER_SUITE_AES_CMAC, |
| #endif |
| }; |
| |
| |
| #if defined(USE_DYNAMIC_MAXPKT_RXGLOM) |
| static int maxrxpktglom = 0; |
| #endif |
| |
| /* IOCtl version read from targeted driver */ |
| static int ioctl_version; |
| #ifdef DEBUGFS_CFG80211 |
| #define S_SUBLOGLEVEL 20 |
| static const struct { |
| u32 log_level; |
| char *sublogname; |
| } sublogname_map[] = { |
| {WL_DBG_ERR, "ERR"}, |
| {WL_DBG_INFO, "INFO"}, |
| {WL_DBG_DBG, "DBG"}, |
| {WL_DBG_SCAN, "SCAN"}, |
| {WL_DBG_TRACE, "TRACE"}, |
| {WL_DBG_P2P_ACTION, "P2PACTION"} |
| }; |
| #endif |
| |
| |
| /* Return a new chanspec given a legacy chanspec |
| * Returns INVCHANSPEC on error |
| */ |
| static chanspec_t |
| wl_chspec_from_legacy(chanspec_t legacy_chspec) |
| { |
| chanspec_t chspec; |
| |
| /* get the channel number */ |
| chspec = LCHSPEC_CHANNEL(legacy_chspec); |
| |
| /* convert the band */ |
| if (LCHSPEC_IS2G(legacy_chspec)) { |
| chspec |= WL_CHANSPEC_BAND_2G; |
| } else { |
| chspec |= WL_CHANSPEC_BAND_5G; |
| } |
| |
| /* convert the bw and sideband */ |
| if (LCHSPEC_IS20(legacy_chspec)) { |
| chspec |= WL_CHANSPEC_BW_20; |
| } else { |
| chspec |= WL_CHANSPEC_BW_40; |
| if (LCHSPEC_CTL_SB(legacy_chspec) == WL_LCHANSPEC_CTL_SB_LOWER) { |
| chspec |= WL_CHANSPEC_CTL_SB_L; |
| } else { |
| chspec |= WL_CHANSPEC_CTL_SB_U; |
| } |
| } |
| |
| if (wf_chspec_malformed(chspec)) { |
| WL_ERR(("wl_chspec_from_legacy: output chanspec (0x%04X) malformed\n", |
| chspec)); |
| return INVCHANSPEC; |
| } |
| |
| return chspec; |
| } |
| |
| /* Return a legacy chanspec given a new chanspec |
| * Returns INVCHANSPEC on error |
| */ |
| static chanspec_t |
| wl_chspec_to_legacy(chanspec_t chspec) |
| { |
| chanspec_t lchspec; |
| |
| if (wf_chspec_malformed(chspec)) { |
| WL_ERR(("wl_chspec_to_legacy: input chanspec (0x%04X) malformed\n", |
| chspec)); |
| return INVCHANSPEC; |
| } |
| |
| /* get the channel number */ |
| lchspec = CHSPEC_CHANNEL(chspec); |
| |
| /* convert the band */ |
| if (CHSPEC_IS2G(chspec)) { |
| lchspec |= WL_LCHANSPEC_BAND_2G; |
| } else { |
| lchspec |= WL_LCHANSPEC_BAND_5G; |
| } |
| |
| /* convert the bw and sideband */ |
| if (CHSPEC_IS20(chspec)) { |
| lchspec |= WL_LCHANSPEC_BW_20; |
| lchspec |= WL_LCHANSPEC_CTL_SB_NONE; |
| } else if (CHSPEC_IS40(chspec)) { |
| lchspec |= WL_LCHANSPEC_BW_40; |
| if (CHSPEC_CTL_SB(chspec) == WL_CHANSPEC_CTL_SB_L) { |
| lchspec |= WL_LCHANSPEC_CTL_SB_LOWER; |
| } else { |
| lchspec |= WL_LCHANSPEC_CTL_SB_UPPER; |
| } |
| } else { |
| /* cannot express the bandwidth */ |
| char chanbuf[CHANSPEC_STR_LEN]; |
| WL_ERR(( |
| "wl_chspec_to_legacy: unable to convert chanspec %s (0x%04X) " |
| "to pre-11ac format\n", |
| wf_chspec_ntoa(chspec, chanbuf), chspec)); |
| return INVCHANSPEC; |
| } |
| |
| return lchspec; |
| } |
| |
| /* given a chanspec value, do the endian and chanspec version conversion to |
| * a chanspec_t value |
| * Returns INVCHANSPEC on error |
| */ |
| static chanspec_t |
| wl_chspec_host_to_driver(chanspec_t chanspec) |
| { |
| if (ioctl_version == 1) { |
| chanspec = wl_chspec_to_legacy(chanspec); |
| if (chanspec == INVCHANSPEC) { |
| return chanspec; |
| } |
| } |
| chanspec = htodchanspec(chanspec); |
| |
| return chanspec; |
| } |
| |
| /* given a channel value, do the endian and chanspec version conversion to |
| * a chanspec_t value |
| * Returns INVCHANSPEC on error |
| */ |
| chanspec_t |
| wl_ch_host_to_driver(u16 channel) |
| { |
| |
| chanspec_t chanspec; |
| |
| chanspec = channel & WL_CHANSPEC_CHAN_MASK; |
| |
| if (channel <= CH_MAX_2G_CHANNEL) |
| chanspec |= WL_CHANSPEC_BAND_2G; |
| else |
| chanspec |= WL_CHANSPEC_BAND_5G; |
| |
| chanspec |= WL_CHANSPEC_BW_20; |
| chanspec |= WL_CHANSPEC_CTL_SB_NONE; |
| |
| return wl_chspec_host_to_driver(chanspec); |
| } |
| |
| /* given a chanspec value from the driver, do the endian and chanspec version conversion to |
| * a chanspec_t value |
| * Returns INVCHANSPEC on error |
| */ |
| static chanspec_t |
| wl_chspec_driver_to_host(chanspec_t chanspec) |
| { |
| chanspec = dtohchanspec(chanspec); |
| if (ioctl_version == 1) { |
| chanspec = wl_chspec_from_legacy(chanspec); |
| } |
| |
| return chanspec; |
| } |
| |
| /* There isn't a lot of sense in it, but you can transmit anything you like */ |
| static const struct ieee80211_txrx_stypes |
| wl_cfg80211_default_mgmt_stypes[NUM_NL80211_IFTYPES] = { |
| [NL80211_IFTYPE_ADHOC] = { |
| .tx = 0xffff, |
| .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
| }, |
| [NL80211_IFTYPE_STATION] = { |
| .tx = 0xffff, |
| .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | |
| BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
| }, |
| [NL80211_IFTYPE_AP] = { |
| .tx = 0xffff, |
| .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | |
| BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) | |
| BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
| BIT(IEEE80211_STYPE_DISASSOC >> 4) | |
| BIT(IEEE80211_STYPE_AUTH >> 4) | |
| BIT(IEEE80211_STYPE_DEAUTH >> 4) | |
| BIT(IEEE80211_STYPE_ACTION >> 4) |
| }, |
| [NL80211_IFTYPE_AP_VLAN] = { |
| /* copy AP */ |
| .tx = 0xffff, |
| .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | |
| BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) | |
| BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
| BIT(IEEE80211_STYPE_DISASSOC >> 4) | |
| BIT(IEEE80211_STYPE_AUTH >> 4) | |
| BIT(IEEE80211_STYPE_DEAUTH >> 4) | |
| BIT(IEEE80211_STYPE_ACTION >> 4) |
| }, |
| [NL80211_IFTYPE_P2P_CLIENT] = { |
| .tx = 0xffff, |
| .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | |
| BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
| }, |
| [NL80211_IFTYPE_P2P_GO] = { |
| .tx = 0xffff, |
| .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | |
| BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) | |
| BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
| BIT(IEEE80211_STYPE_DISASSOC >> 4) | |
| BIT(IEEE80211_STYPE_AUTH >> 4) | |
| BIT(IEEE80211_STYPE_DEAUTH >> 4) | |
| BIT(IEEE80211_STYPE_ACTION >> 4) |
| }, |
| #if defined(WL_CFG80211_P2P_DEV_IF) |
| [NL80211_IFTYPE_P2P_DEVICE] = { |
| .tx = 0xffff, |
| .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | |
| BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
| }, |
| #endif /* WL_CFG80211_P2P_DEV_IF */ |
| }; |
| |
| static void swap_key_from_BE(struct wl_wsec_key *key) |
| { |
| key->index = htod32(key->index); |
| key->len = htod32(key->len); |
| key->algo = htod32(key->algo); |
| key->flags = htod32(key->flags); |
| key->rxiv.hi = htod32(key->rxiv.hi); |
| key->rxiv.lo = htod16(key->rxiv.lo); |
| key->iv_initialized = htod32(key->iv_initialized); |
| } |
| |
| static void swap_key_to_BE(struct wl_wsec_key *key) |
| { |
| key->index = dtoh32(key->index); |
| key->len = dtoh32(key->len); |
| key->algo = dtoh32(key->algo); |
| key->flags = dtoh32(key->flags); |
| key->rxiv.hi = dtoh32(key->rxiv.hi); |
| key->rxiv.lo = dtoh16(key->rxiv.lo); |
| key->iv_initialized = dtoh32(key->iv_initialized); |
| } |
| |
| #if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 4, 0)) && !0 |
| /* For debug: Dump the contents of the encoded wps ie buffe */ |
| static void |
| wl_validate_wps_ie(char *wps_ie, s32 wps_ie_len, bool *pbc) |
| { |
| #define WPS_IE_FIXED_LEN 6 |
| u16 len; |
| u8 *subel = NULL; |
| u16 subelt_id; |
| u16 subelt_len; |
| u16 val; |
| u8 *valptr = (uint8*) &val; |
| if (wps_ie == NULL || wps_ie_len < WPS_IE_FIXED_LEN) { |
| WL_ERR(("invalid argument : NULL\n")); |
| return; |
| } |
| len = (u16)wps_ie[TLV_LEN_OFF]; |
| |
| if (len > wps_ie_len) { |
| WL_ERR(("invalid length len %d, wps ie len %d\n", len, wps_ie_len)); |
| return; |
| } |
| WL_DBG(("wps_ie len=%d\n", len)); |
| len -= 4; /* for the WPS IE's OUI, oui_type fields */ |
| subel = wps_ie + WPS_IE_FIXED_LEN; |
| while (len >= 4) { /* must have attr id, attr len fields */ |
| valptr[0] = *subel++; |
| valptr[1] = *subel++; |
| subelt_id = HTON16(val); |
| |
| valptr[0] = *subel++; |
| valptr[1] = *subel++; |
| subelt_len = HTON16(val); |
| |
| len -= 4; /* for the attr id, attr len fields */ |
| len -= subelt_len; /* for the remaining fields in this attribute */ |
| WL_DBG((" subel=%p, subelt_id=0x%x subelt_len=%u\n", |
| subel, subelt_id, subelt_len)); |
| |
| if (subelt_id == WPS_ID_VERSION) { |
| WL_DBG((" attr WPS_ID_VERSION: %u\n", *subel)); |
| } else if (subelt_id == WPS_ID_REQ_TYPE) { |
| WL_DBG((" attr WPS_ID_REQ_TYPE: %u\n", *subel)); |
| } else if (subelt_id == WPS_ID_CONFIG_METHODS) { |
| valptr[0] = *subel; |
| valptr[1] = *(subel + 1); |
| WL_DBG((" attr WPS_ID_CONFIG_METHODS: %x\n", HTON16(val))); |
| } else if (subelt_id == WPS_ID_DEVICE_NAME) { |
| char devname[100]; |
| size_t namelen = MIN(subelt_len, sizeof(devname)); |
| if (namelen) { |
| memcpy(devname, subel, namelen); |
| devname[namelen - 1] = '\0'; |
| WL_DBG((" attr WPS_ID_DEVICE_NAME: %s (len %u)\n", |
| devname, subelt_len)); |
| } |
| } else if (subelt_id == WPS_ID_DEVICE_PWD_ID) { |
| valptr[0] = *subel; |
| valptr[1] = *(subel + 1); |
| WL_DBG((" attr WPS_ID_DEVICE_PWD_ID: %u\n", HTON16(val))); |
| *pbc = (HTON16(val) == DEV_PW_PUSHBUTTON) ? true : false; |
| } else if (subelt_id == WPS_ID_PRIM_DEV_TYPE) { |
| valptr[0] = *subel; |
| valptr[1] = *(subel + 1); |
| WL_DBG((" attr WPS_ID_PRIM_DEV_TYPE: cat=%u \n", HTON16(val))); |
| valptr[0] = *(subel + 6); |
| valptr[1] = *(subel + 7); |
| WL_DBG((" attr WPS_ID_PRIM_DEV_TYPE: subcat=%u\n", HTON16(val))); |
| } else if (subelt_id == WPS_ID_REQ_DEV_TYPE) { |
| valptr[0] = *subel; |
| valptr[1] = *(subel + 1); |
| WL_DBG((" attr WPS_ID_REQ_DEV_TYPE: cat=%u\n", HTON16(val))); |
| valptr[0] = *(subel + 6); |
| valptr[1] = *(subel + 7); |
| WL_DBG((" attr WPS_ID_REQ_DEV_TYPE: subcat=%u\n", HTON16(val))); |
| } else if (subelt_id == WPS_ID_SELECTED_REGISTRAR_CONFIG_METHODS) { |
| valptr[0] = *subel; |
| valptr[1] = *(subel + 1); |
| WL_DBG((" attr WPS_ID_SELECTED_REGISTRAR_CONFIG_METHODS" |
| ": cat=%u\n", HTON16(val))); |
| } else { |
| WL_DBG((" unknown attr 0x%x\n", subelt_id)); |
| } |
| |
| subel += subelt_len; |
| } |
| } |
| #endif |
| |
| static chanspec_t wl_cfg80211_get_shared_freq(struct wiphy *wiphy) |
| { |
| chanspec_t chspec; |
| int err = 0; |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| struct net_device *dev = wl_to_prmry_ndev(wl); |
| struct ether_addr bssid; |
| struct wl_bss_info *bss = NULL; |
| |
| if ((err = wldev_ioctl(dev, WLC_GET_BSSID, &bssid, sizeof(bssid), false))) { |
| /* STA interface is not associated. So start the new interface on a temp |
| * channel . Later proper channel will be applied by the above framework |
| * via set_channel (cfg80211 API). |
| */ |
| WL_DBG(("Not associated. Return a temp channel. \n")); |
| return wl_ch_host_to_driver(WL_P2P_TEMP_CHAN); |
| } |
| |
| |
| *(u32 *) wl->extra_buf = htod32(WL_EXTRA_BUF_MAX); |
| if ((err = wldev_ioctl(dev, WLC_GET_BSS_INFO, wl->extra_buf, |
| WL_EXTRA_BUF_MAX, false))) { |
| WL_ERR(("Failed to get associated bss info, use temp channel \n")); |
| chspec = wl_ch_host_to_driver(WL_P2P_TEMP_CHAN); |
| } |
| else { |
| bss = (struct wl_bss_info *) (wl->extra_buf + 4); |
| chspec = bss->chanspec; |
| |
| WL_DBG(("Valid BSS Found. chanspec:%d \n", chspec)); |
| } |
| return chspec; |
| } |
| |
| static bcm_struct_cfgdev * |
| wl_cfg80211_add_monitor_if(char *name) |
| { |
| #if defined(WL_ENABLE_P2P_IF) || defined(WL_CFG80211_P2P_DEV_IF) |
| WL_INFO(("wl_cfg80211_add_monitor_if: No more support monitor interface\n")); |
| return ERR_PTR(-EOPNOTSUPP); |
| #else |
| struct net_device* ndev = NULL; |
| |
| dhd_add_monitor(name, &ndev); |
| WL_INFO(("wl_cfg80211_add_monitor_if net device returned: 0x%p\n", ndev)); |
| return ndev_to_cfgdev(ndev); |
| #endif /* WL_ENABLE_P2P_IF || WL_CFG80211_P2P_DEV_IF */ |
| } |
| |
| static bcm_struct_cfgdev * |
| wl_cfg80211_add_virtual_iface(struct wiphy *wiphy, |
| #if defined(WL_CFG80211_P2P_DEV_IF) |
| const char *name, |
| #else |
| char *name, |
| #endif /* WL_CFG80211_P2P_DEV_IF */ |
| enum nl80211_iftype type, u32 *flags, |
| struct vif_params *params) |
| { |
| s32 err; |
| s32 timeout = -1; |
| s32 wlif_type = -1; |
| s32 mode = 0; |
| s32 val = 0; |
| s32 dhd_mode = 0; |
| chanspec_t chspec; |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| struct net_device *_ndev; |
| struct ether_addr primary_mac; |
| int (*net_attach)(void *dhdp, int ifidx); |
| bool rollback_lock = false; |
| #ifdef PROP_TXSTATUS_VSDB |
| s32 up = 1; |
| dhd_pub_t *dhd; |
| #endif /* PROP_TXSTATUS_VSDB */ |
| |
| if (!wl) |
| return ERR_PTR(-EINVAL); |
| |
| #ifdef PROP_TXSTATUS_VSDB |
| dhd = (dhd_pub_t *)(wl->pub); |
| #endif /* PROP_TXSTATUS_VSDB */ |
| |
| /* Use primary I/F for sending cmds down to firmware */ |
| _ndev = wl_to_prmry_ndev(wl); |
| |
| WL_DBG(("if name: %s, type: %d\n", name, type)); |
| switch (type) { |
| case NL80211_IFTYPE_ADHOC: |
| case NL80211_IFTYPE_AP_VLAN: |
| case NL80211_IFTYPE_WDS: |
| case NL80211_IFTYPE_MESH_POINT: |
| WL_ERR(("Unsupported interface type\n")); |
| mode = WL_MODE_IBSS; |
| return NULL; |
| case NL80211_IFTYPE_MONITOR: |
| return wl_cfg80211_add_monitor_if((char *)name); |
| #if defined(WL_CFG80211_P2P_DEV_IF) |
| case NL80211_IFTYPE_P2P_DEVICE: |
| return wl_cfgp2p_add_p2p_disc_if(); |
| #endif /* WL_CFG80211_P2P_DEV_IF */ |
| case NL80211_IFTYPE_P2P_CLIENT: |
| case NL80211_IFTYPE_STATION: |
| wlif_type = WL_P2P_IF_CLIENT; |
| mode = WL_MODE_BSS; |
| break; |
| case NL80211_IFTYPE_P2P_GO: |
| case NL80211_IFTYPE_AP: |
| wlif_type = WL_P2P_IF_GO; |
| mode = WL_MODE_AP; |
| break; |
| default: |
| WL_ERR(("Unsupported interface type\n")); |
| return NULL; |
| break; |
| } |
| |
| if (!name) { |
| WL_ERR(("name is NULL\n")); |
| return NULL; |
| } |
| if (wl->p2p_supported && (wlif_type != -1)) { |
| ASSERT(wl->p2p); /* ensure expectation of p2p initialization */ |
| if (wl_get_p2p_status(wl, IF_DELETING)) { |
| /* wait till IF_DEL is complete |
| * release the lock for the unregister to proceed |
| */ |
| if (rtnl_is_locked()) { |
| rtnl_unlock(); |
| rollback_lock = true; |
| } |
| WL_INFO(("Released the lock and wait till IF_DEL is complete\n")); |
| timeout = wait_event_interruptible_timeout(wl->netif_change_event, |
| (wl_get_p2p_status(wl, IF_DELETING) == false), |
| msecs_to_jiffies(MAX_WAIT_TIME)); |
| |
| /* put back the rtnl_lock again */ |
| if (rollback_lock) { |
| rtnl_lock(); |
| rollback_lock = false; |
| } |
| if (timeout > 0) { |
| WL_ERR(("IF DEL is Success\n")); |
| |
| } else { |
| WL_ERR(("timeount < 0, return -EAGAIN\n")); |
| return ERR_PTR(-EAGAIN); |
| } |
| /* It should be now be safe to put this check here since we are sure |
| * by now netdev_notifier (unregister) would have been called |
| */ |
| if (wl->iface_cnt == IFACE_MAX_CNT) |
| return ERR_PTR(-ENOMEM); |
| } |
| |
| #ifdef PROP_TXSTATUS_VSDB |
| if (!dhd) |
| return ERR_PTR(-ENODEV); |
| #endif /* PROP_TXSTATUS_VSDB */ |
| if (!wl->p2p) |
| return ERR_PTR(-ENODEV); |
| |
| if (wl->p2p && !wl->p2p->on && strstr(name, WL_P2P_INTERFACE_PREFIX)) { |
| p2p_on(wl) = true; |
| wl_cfgp2p_set_firm_p2p(wl); |
| wl_cfgp2p_init_discovery(wl); |
| get_primary_mac(wl, &primary_mac); |
| wl_cfgp2p_generate_bss_mac(&primary_mac, |
| &wl->p2p->dev_addr, &wl->p2p->int_addr); |
| } |
| |
| memset(wl->p2p->vir_ifname, 0, IFNAMSIZ); |
| strncpy(wl->p2p->vir_ifname, name, IFNAMSIZ - 1); |
| |
| wl_cfg80211_scan_abort(wl); |
| #ifdef PROP_TXSTATUS_VSDB |
| if (!wl->wlfc_on && !disable_proptx) { |
| dhd->wlfc_enabled = true; |
| dhd_wlfc_init(dhd); |
| err = wldev_ioctl(_ndev, WLC_UP, &up, sizeof(s32), true); |
| if (err < 0) |
| WL_ERR(("WLC_UP return err:%d\n", err)); |
| wl->wlfc_on = true; |
| } |
| #endif /* PROP_TXSTATUS_VSDB */ |
| |
| /* In concurrency case, STA may be already associated in a particular channel. |
| * so retrieve the current channel of primary interface and then start the virtual |
| * interface on that. |
| */ |
| chspec = wl_cfg80211_get_shared_freq(wiphy); |
| |
| /* For P2P mode, use P2P-specific driver features to create the |
| * bss: "wl p2p_ifadd" |
| */ |
| wl_set_p2p_status(wl, IF_ADD); |
| if (wlif_type == WL_P2P_IF_GO) |
| wldev_iovar_setint(_ndev, "mpc", 0); |
| err = wl_cfgp2p_ifadd(wl, &wl->p2p->int_addr, htod32(wlif_type), chspec); |
| |
| if (unlikely(err)) { |
| WL_ERR((" virtual iface add failed (%d) \n", err)); |
| return ERR_PTR(-ENOMEM); |
| } |
| |
| timeout = wait_event_interruptible_timeout(wl->netif_change_event, |
| (wl_get_p2p_status(wl, IF_ADD) == false), |
| msecs_to_jiffies(MAX_WAIT_TIME)); |
| if (timeout > 0 && (!wl_get_p2p_status(wl, IF_ADD))) { |
| |
| struct wireless_dev *vwdev; |
| vwdev = kzalloc(sizeof(*vwdev), GFP_KERNEL); |
| if (unlikely(!vwdev)) { |
| WL_ERR(("Could not allocate wireless device\n")); |
| return ERR_PTR(-ENOMEM); |
| } |
| vwdev->wiphy = wl->wdev->wiphy; |
| WL_INFO((" virtual interface(%s) is created memalloc done \n", |
| wl->p2p->vir_ifname)); |
| vwdev->iftype = type; |
| _ndev = wl_to_p2p_bss_ndev(wl, P2PAPI_BSSCFG_CONNECTION); |
| _ndev->ieee80211_ptr = vwdev; |
| SET_NETDEV_DEV(_ndev, wiphy_dev(vwdev->wiphy)); |
| vwdev->netdev = _ndev; |
| wl_set_drv_status(wl, READY, _ndev); |
| wl->p2p->vif_created = true; |
| wl_set_mode_by_netdev(wl, _ndev, mode); |
| net_attach = wl_to_p2p_bss_private(wl, P2PAPI_BSSCFG_CONNECTION); |
| if (rtnl_is_locked()) { |
| rtnl_unlock(); |
| rollback_lock = true; |
| } |
| if (net_attach && !net_attach(wl->pub, _ndev->ifindex)) { |
| wl_alloc_netinfo(wl, _ndev, vwdev, mode, PM_ENABLE); |
| val = 1; |
| /* Disable firmware roaming for P2P interface */ |
| wldev_iovar_setint(_ndev, "roam_off", val); |
| |
| if (mode != WL_MODE_AP) |
| wldev_iovar_setint(_ndev, "buf_key_b4_m4", 1); |
| |
| WL_ERR((" virtual interface(%s) is " |
| "created net attach done\n", wl->p2p->vir_ifname)); |
| if (mode == WL_MODE_AP) |
| wl_set_drv_status(wl, CONNECTED, _ndev); |
| if (type == NL80211_IFTYPE_P2P_CLIENT) |
| dhd_mode = DHD_FLAG_P2P_GC_MODE; |
| else if (type == NL80211_IFTYPE_P2P_GO) |
| dhd_mode = DHD_FLAG_P2P_GO_MODE; |
| DNGL_FUNC(dhd_cfg80211_set_p2p_info, (wl, dhd_mode)); |
| #ifdef PROP_TXSTATUS_VSDB |
| if (dhd->plat_enable) |
| dhd->plat_enable((void *)dhd); |
| #endif /* PROP_TXSTATUS_VSDB */ |
| /* reinitialize completion to clear previous count */ |
| INIT_COMPLETION(wl->iface_disable); |
| } else { |
| /* put back the rtnl_lock again */ |
| if (rollback_lock) |
| rtnl_lock(); |
| goto fail; |
| } |
| /* put back the rtnl_lock again */ |
| if (rollback_lock) |
| rtnl_lock(); |
| return ndev_to_cfgdev(_ndev); |
| } else { |
| wl_clr_p2p_status(wl, IF_ADD); |
| WL_ERR((" virtual interface(%s) is not created \n", wl->p2p->vir_ifname)); |
| memset(wl->p2p->vir_ifname, '\0', IFNAMSIZ); |
| wl->p2p->vif_created = false; |
| #ifdef PROP_TXSTATUS_VSDB |
| if (dhd->wlfc_enabled && wl->wlfc_on) { |
| dhd->wlfc_enabled = false; |
| dhd_wlfc_deinit(dhd); |
| if (dhd->plat_deinit) |
| dhd->plat_deinit((void *)dhd); |
| wl->wlfc_on = false; |
| } |
| #endif /* PROP_TXSTATUS_VSDB */ |
| } |
| } |
| fail: |
| if (wlif_type == WL_P2P_IF_GO) |
| wldev_iovar_setint(_ndev, "mpc", 1); |
| return ERR_PTR(-ENODEV); |
| } |
| |
| static s32 |
| wl_cfg80211_del_virtual_iface(struct wiphy *wiphy, bcm_struct_cfgdev *cfgdev) |
| { |
| struct net_device *dev = NULL; |
| struct ether_addr p2p_mac; |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| s32 timeout = -1; |
| s32 ret = 0; |
| s32 index = -1; |
| WL_DBG(("Enter\n")); |
| |
| #if defined(WL_CFG80211_P2P_DEV_IF) |
| if (cfgdev->iftype == NL80211_IFTYPE_P2P_DEVICE) { |
| return wl_cfgp2p_del_p2p_disc_if(cfgdev); |
| } |
| #endif /* WL_CFG80211_P2P_DEV_IF */ |
| dev = cfgdev_to_wlc_ndev(cfgdev, wl); |
| |
| if (wl_cfgp2p_find_idx(wl, dev, &index) != BCME_OK) { |
| WL_ERR(("Find p2p index from ndev(%p) failed\n", dev)); |
| return BCME_ERROR; |
| } |
| if (wl->p2p_supported) { |
| memcpy(p2p_mac.octet, wl->p2p->int_addr.octet, ETHER_ADDR_LEN); |
| |
| /* Clear GO_NEG_PHASE bit to take care of GO-NEG-FAIL cases |
| */ |
| WL_DBG(("P2P: GO_NEG_PHASE status cleared ")); |
| wl_clr_p2p_status(wl, GO_NEG_PHASE); |
| if (wl->p2p->vif_created) { |
| if (wl_get_drv_status(wl, SCANNING, dev)) { |
| wl_notify_escan_complete(wl, dev, true, true); |
| } |
| wldev_iovar_setint(dev, "mpc", 1); |
| |
| if (wl->pm_enable_work_on) { |
| cancel_delayed_work_sync(&wl->pm_enable_work); |
| wl->pm_enable_work_on = false; |
| } |
| |
| /* for GC */ |
| if (wl_get_drv_status(wl, DISCONNECTING, dev) && |
| (wl_get_mode_by_netdev(wl, dev) != WL_MODE_AP)) { |
| WL_ERR(("Wait for Link Down event for GC !\n")); |
| wait_for_completion_timeout |
| (&wl->iface_disable, msecs_to_jiffies(500)); |
| } |
| wl_set_p2p_status(wl, IF_DELETING); |
| DNGL_FUNC(dhd_cfg80211_clean_p2p_info, (wl)); |
| |
| /* for GO */ |
| if (wl_get_mode_by_netdev(wl, dev) == WL_MODE_AP) { |
| wl_add_remove_eventmsg(dev, WLC_E_PROBREQ_MSG, false); |
| /* disable interface before bsscfg free */ |
| ret = wl_cfgp2p_ifdisable(wl, &p2p_mac); |
| /* if fw doesn't support "ifdis", |
| do not wait for link down of ap mode |
| */ |
| if (ret == 0) { |
| WL_ERR(("Wait for Link Down event for GO !!!\n")); |
| wait_for_completion_timeout(&wl->iface_disable, |
| msecs_to_jiffies(500)); |
| } |
| } |
| wl_cfgp2p_clear_management_ie(wl, index); |
| |
| if (wl_get_mode_by_netdev(wl, dev) != WL_MODE_AP) |
| wldev_iovar_setint(dev, "buf_key_b4_m4", 0); |
| |
| /* delete interface after link down */ |
| ret = wl_cfgp2p_ifdel(wl, &p2p_mac); |
| /* Firmware could not delete the interface so we will not get WLC_E_IF |
| * event for cleaning the dhd virtual nw interace |
| * So lets do it here. Failures from fw will ensure the application to do |
| * ifconfig <inter> down and up sequnce, which will reload the fw |
| * however we should cleanup the linux network virtual interfaces |
| */ |
| /* Request framework to RESET and clean up */ |
| if (ret) { |
| struct net_device *ndev = wl_to_prmry_ndev(wl); |
| WL_ERR(("Firmware returned an error (%d) from p2p_ifdel" |
| "HANG Notification sent to %s\n", ret, ndev->name)); |
| net_os_send_hang_message(ndev); |
| } |
| /* Wait for IF_DEL operation to be finished in firmware */ |
| timeout = wait_event_interruptible_timeout(wl->netif_change_event, |
| (wl->p2p->vif_created == false), |
| msecs_to_jiffies(MAX_WAIT_TIME)); |
| if (timeout > 0 && (wl->p2p->vif_created == false)) { |
| WL_DBG(("IFDEL operation done\n")); |
| } else { |
| WL_ERR(("IFDEL didn't complete properly\n")); |
| } |
| ret = dhd_del_monitor(dev); |
| if (wl_get_mode_by_netdev(wl, dev) == WL_MODE_AP) { |
| DHD_OS_WAKE_LOCK_CTRL_TIMEOUT_CANCEL((dhd_pub_t *)(wl->pub)); |
| } |
| } |
| } |
| return ret; |
| } |
| |
| static s32 |
| wl_cfg80211_change_virtual_iface(struct wiphy *wiphy, struct net_device *ndev, |
| enum nl80211_iftype type, u32 *flags, |
| struct vif_params *params) |
| { |
| s32 ap = 0; |
| s32 infra = 0; |
| s32 ibss = 0; |
| s32 wlif_type; |
| s32 mode = 0; |
| s32 err = BCME_OK; |
| chanspec_t chspec; |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| dhd_pub_t *dhd = (dhd_pub_t *)(wl->pub); |
| WL_DBG(("Enter type %d\n", type)); |
| switch (type) { |
| case NL80211_IFTYPE_MONITOR: |
| case NL80211_IFTYPE_WDS: |
| case NL80211_IFTYPE_MESH_POINT: |
| ap = 1; |
| WL_ERR(("type (%d) : currently we do not support this type\n", |
| type)); |
| break; |
| case NL80211_IFTYPE_ADHOC: |
| mode = WL_MODE_IBSS; |
| ibss = 1; |
| break; |
| case NL80211_IFTYPE_STATION: |
| case NL80211_IFTYPE_P2P_CLIENT: |
| mode = WL_MODE_BSS; |
| infra = 1; |
| break; |
| case NL80211_IFTYPE_AP: |
| case NL80211_IFTYPE_AP_VLAN: |
| case NL80211_IFTYPE_P2P_GO: |
| mode = WL_MODE_AP; |
| ap = 1; |
| break; |
| default: |
| return -EINVAL; |
| } |
| if (!dhd) |
| return -EINVAL; |
| if (ap) { |
| wl_set_mode_by_netdev(wl, ndev, mode); |
| if (wl->p2p_supported && wl->p2p->vif_created) { |
| WL_DBG(("p2p_vif_created (%d) p2p_on (%d)\n", wl->p2p->vif_created, |
| p2p_on(wl))); |
| wldev_iovar_setint(ndev, "mpc", 0); |
| wl_notify_escan_complete(wl, ndev, true, true); |
| |
| /* In concurrency case, STA may be already associated in a particular |
| * channel. so retrieve the current channel of primary interface and |
| * then start the virtual interface on that. |
| */ |
| chspec = wl_cfg80211_get_shared_freq(wiphy); |
| |
| wlif_type = WL_P2P_IF_GO; |
| WL_ERR(("%s : ap (%d), infra (%d), iftype: (%d)\n", |
| ndev->name, ap, infra, type)); |
| wl_set_p2p_status(wl, IF_CHANGING); |
| wl_clr_p2p_status(wl, IF_CHANGED); |
| wl_cfgp2p_ifchange(wl, &wl->p2p->int_addr, htod32(wlif_type), chspec); |
| wait_event_interruptible_timeout(wl->netif_change_event, |
| (wl_get_p2p_status(wl, IF_CHANGED) == true), |
| msecs_to_jiffies(MAX_WAIT_TIME)); |
| wl_set_mode_by_netdev(wl, ndev, mode); |
| dhd->op_mode &= ~DHD_FLAG_P2P_GC_MODE; |
| dhd->op_mode |= DHD_FLAG_P2P_GO_MODE; |
| wl_clr_p2p_status(wl, IF_CHANGING); |
| wl_clr_p2p_status(wl, IF_CHANGED); |
| if (mode == WL_MODE_AP) |
| wl_set_drv_status(wl, CONNECTED, ndev); |
| } else if (ndev == wl_to_prmry_ndev(wl) && |
| !wl_get_drv_status(wl, AP_CREATED, ndev)) { |
| wl_set_drv_status(wl, AP_CREATING, ndev); |
| if (!wl->ap_info && |
| !(wl->ap_info = kzalloc(sizeof(struct ap_info), GFP_KERNEL))) { |
| WL_ERR(("struct ap_saved_ie allocation failed\n")); |
| return -ENOMEM; |
| } |
| } else { |
| WL_ERR(("Cannot change the interface for GO or SOFTAP\n")); |
| return -EINVAL; |
| } |
| } else { |
| WL_DBG(("Change_virtual_iface for transition from GO/AP to client/STA")); |
| } |
| |
| if (ibss) { |
| infra = 0; |
| wl_set_mode_by_netdev(wl, ndev, mode); |
| err = wldev_ioctl(ndev, WLC_SET_INFRA, &infra, sizeof(s32), true); |
| if (err < 0) { |
| WL_ERR(("SET Adhoc error %d\n", err)); |
| return -EINVAL; |
| } |
| } |
| |
| ndev->ieee80211_ptr->iftype = type; |
| return 0; |
| } |
| |
| s32 |
| wl_cfg80211_notify_ifadd(struct net_device *ndev, s32 idx, s32 bssidx, |
| void* _net_attach) |
| { |
| struct wl_priv *wl = wlcfg_drv_priv; |
| s32 ret = BCME_OK; |
| WL_DBG(("Enter")); |
| if (!ndev) { |
| WL_ERR(("net is NULL\n")); |
| return 0; |
| } |
| if (wl->p2p_supported && wl_get_p2p_status(wl, IF_ADD)) { |
| WL_DBG(("IF_ADD event called from dongle, old interface name: %s," |
| "new name: %s\n", ndev->name, wl->p2p->vir_ifname)); |
| /* Assign the net device to CONNECT BSSCFG */ |
| strncpy(ndev->name, wl->p2p->vir_ifname, IFNAMSIZ - 1); |
| wl_to_p2p_bss_ndev(wl, P2PAPI_BSSCFG_CONNECTION) = ndev; |
| wl_to_p2p_bss_bssidx(wl, P2PAPI_BSSCFG_CONNECTION) = bssidx; |
| wl_to_p2p_bss_private(wl, P2PAPI_BSSCFG_CONNECTION) = _net_attach; |
| ndev->ifindex = idx; |
| wl_clr_p2p_status(wl, IF_ADD); |
| |
| wake_up_interruptible(&wl->netif_change_event); |
| } else { |
| ret = BCME_NOTREADY; |
| } |
| return ret; |
| } |
| |
| s32 |
| wl_cfg80211_notify_ifdel(void) |
| { |
| struct wl_priv *wl = wlcfg_drv_priv; |
| |
| WL_DBG(("Enter \n")); |
| wl_clr_p2p_status(wl, IF_DELETING); |
| wake_up_interruptible(&wl->netif_change_event); |
| return 0; |
| } |
| |
| s32 |
| wl_cfg80211_ifdel_ops(struct net_device *ndev) |
| { |
| struct wl_priv *wl = wlcfg_drv_priv; |
| bool rollback_lock = false; |
| s32 type = -1; |
| s32 bssidx = -1; |
| |
| #ifdef PROP_TXSTATUS_VSDB |
| dhd_pub_t *dhd = (dhd_pub_t *)(wl->pub); |
| #endif /* PROP_TXSTATUS_VSDB */ |
| if (!ndev || (strlen(ndev->name) == 0)) { |
| WL_ERR(("net is NULL\n")); |
| return 0; |
| } |
| |
| if (p2p_is_on(wl) && wl->p2p->vif_created && |
| wl_get_p2p_status(wl, IF_DELETING)) { |
| if (wl->scan_request && |
| (wl->escan_info.ndev == ndev)) { |
| /* Abort any pending scan requests */ |
| wl->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
| if (!rtnl_is_locked()) { |
| rtnl_lock(); |
| rollback_lock = true; |
| } |
| WL_DBG(("ESCAN COMPLETED\n")); |
| wl_notify_escan_complete(wl, ndev, true, false); |
| if (rollback_lock) |
| rtnl_unlock(); |
| } |
| WL_ERR(("IF_DEL event called from dongle, net %p, vif name: %s\n", |
| ndev, wl->p2p->vir_ifname)); |
| |
| memset(wl->p2p->vir_ifname, '\0', IFNAMSIZ); |
| if (wl_cfgp2p_find_idx(wl, ndev, &bssidx) != BCME_OK) { |
| WL_ERR(("Find p2p bssidx from ndev(%p) failed\n", ndev)); |
| return BCME_ERROR; |
| } |
| if (wl_cfgp2p_find_type(wl, bssidx, &type) != BCME_OK) { |
| WL_ERR(("Find p2p type from bssidx(%d) failed\n", bssidx)); |
| return BCME_ERROR; |
| } |
| wl_to_p2p_bss_ndev(wl, type) = NULL; |
| wl_to_p2p_bss_bssidx(wl, type) = WL_INVALID; |
| wl->p2p->vif_created = false; |
| |
| WL_DBG(("type : %d\n", type)); |
| #ifdef PROP_TXSTATUS_VSDB |
| if (dhd->wlfc_enabled && wl->wlfc_on) { |
| dhd->wlfc_enabled = false; |
| dhd_wlfc_deinit(dhd); |
| if (dhd->plat_deinit) |
| dhd->plat_deinit((void *)dhd); |
| wl->wlfc_on = false; |
| } |
| #endif /* PROP_TXSTATUS_VSDB */ |
| wl_clr_drv_status(wl, CONNECTED, ndev); |
| } |
| /* Wake up any waiting thread */ |
| wake_up_interruptible(&wl->netif_change_event); |
| |
| return 0; |
| } |
| |
| s32 |
| wl_cfg80211_is_progress_ifadd(void) |
| { |
| s32 is_progress = 0; |
| struct wl_priv *wl = wlcfg_drv_priv; |
| if (wl_get_p2p_status(wl, IF_ADD)) |
| is_progress = 1; |
| return is_progress; |
| } |
| |
| s32 |
| wl_cfg80211_is_progress_ifchange(void) |
| { |
| s32 is_progress = 0; |
| struct wl_priv *wl = wlcfg_drv_priv; |
| if (wl_get_p2p_status(wl, IF_CHANGING)) |
| is_progress = 1; |
| return is_progress; |
| } |
| |
| |
| s32 |
| wl_cfg80211_notify_ifchange(void) |
| { |
| struct wl_priv *wl = wlcfg_drv_priv; |
| if (wl_get_p2p_status(wl, IF_CHANGING)) { |
| wl_set_p2p_status(wl, IF_CHANGED); |
| wake_up_interruptible(&wl->netif_change_event); |
| } |
| return 0; |
| } |
| |
| /* Find listen channel */ |
| static s32 wl_find_listen_channel(struct wl_priv *wl, |
| const u8 *ie, u32 ie_len) |
| { |
| wifi_p2p_ie_t *p2p_ie; |
| u8 *end, *pos; |
| s32 listen_channel; |
| |
| pos = (u8 *)ie; |
| p2p_ie = wl_cfgp2p_find_p2pie(pos, ie_len); |
| |
| if (p2p_ie == NULL) |
| return 0; |
| |
| pos = p2p_ie->subelts; |
| end = p2p_ie->subelts + (p2p_ie->len - 4); |
| |
| CFGP2P_DBG((" found p2p ie ! lenth %d \n", |
| p2p_ie->len)); |
| |
| while (pos < end) { |
| uint16 attr_len; |
| if (pos + 2 >= end) { |
| CFGP2P_DBG((" -- Invalid P2P attribute")); |
| return 0; |
| } |
| attr_len = ((uint16) (((pos + 1)[1] << 8) | (pos + 1)[0])); |
| |
| if (pos + 3 + attr_len > end) { |
| CFGP2P_DBG(("P2P: Attribute underflow " |
| "(len=%u left=%d)", |
| attr_len, (int) (end - pos - 3))); |
| return 0; |
| } |
| |
| /* if Listen Channel att id is 6 and the vailue is valid, |
| * return the listen channel |
| */ |
| if (pos[0] == 6) { |
| /* listen channel subel length format |
| * 1(id) + 2(len) + 3(country) + 1(op. class) + 1(chan num) |
| */ |
| listen_channel = pos[1 + 2 + 3 + 1]; |
| |
| if (listen_channel == SOCIAL_CHAN_1 || |
| listen_channel == SOCIAL_CHAN_2 || |
| listen_channel == SOCIAL_CHAN_3) { |
| CFGP2P_DBG((" Found my Listen Channel %d \n", listen_channel)); |
| return listen_channel; |
| } |
| } |
| pos += 3 + attr_len; |
| } |
| return 0; |
| } |
| |
| static void wl_scan_prep(struct wl_scan_params *params, struct cfg80211_scan_request *request) |
| { |
| u32 n_ssids; |
| u32 n_channels; |
| u16 channel; |
| chanspec_t chanspec; |
| s32 i = 0, j = 0, offset; |
| char *ptr; |
| wlc_ssid_t ssid; |
| struct wl_priv *wl = wlcfg_drv_priv; |
| |
| memcpy(¶ms->bssid, ðer_bcast, ETHER_ADDR_LEN); |
| params->bss_type = DOT11_BSSTYPE_ANY; |
| params->scan_type = 0; |
| params->nprobes = -1; |
| params->active_time = -1; |
| params->passive_time = -1; |
| params->home_time = -1; |
| params->channel_num = 0; |
| memset(¶ms->ssid, 0, sizeof(wlc_ssid_t)); |
| |
| WL_SCAN(("Preparing Scan request\n")); |
| WL_SCAN(("nprobes=%d\n", params->nprobes)); |
| WL_SCAN(("active_time=%d\n", params->active_time)); |
| WL_SCAN(("passive_time=%d\n", params->passive_time)); |
| WL_SCAN(("home_time=%d\n", params->home_time)); |
| WL_SCAN(("scan_type=%d\n", params->scan_type)); |
| |
| params->nprobes = htod32(params->nprobes); |
| params->active_time = htod32(params->active_time); |
| params->passive_time = htod32(params->passive_time); |
| params->home_time = htod32(params->home_time); |
| |
| /* if request is null just exit so it will be all channel broadcast scan */ |
| if (!request) |
| return; |
| |
| n_ssids = request->n_ssids; |
| n_channels = request->n_channels; |
| |
| /* Copy channel array if applicable */ |
| WL_SCAN(("### List of channelspecs to scan ###\n")); |
| if (n_channels > 0) { |
| for (i = 0; i < n_channels; i++) { |
| chanspec = 0; |
| channel = ieee80211_frequency_to_channel(request->channels[i]->center_freq); |
| /* SKIP DFS channels for Secondary interface */ |
| if ((wl->escan_info.ndev != wl_to_prmry_ndev(wl)) && |
| (request->channels[i]->flags & |
| (IEEE80211_CHAN_RADAR | IEEE80211_CHAN_PASSIVE_SCAN))) |
| continue; |
| |
| if (request->channels[i]->band == IEEE80211_BAND_2GHZ) { |
| chanspec |= WL_CHANSPEC_BAND_2G; |
| } else { |
| chanspec |= WL_CHANSPEC_BAND_5G; |
| } |
| |
| chanspec |= WL_CHANSPEC_BW_20; |
| chanspec |= WL_CHANSPEC_CTL_SB_NONE; |
| |
| params->channel_list[j] = channel; |
| params->channel_list[j] &= WL_CHANSPEC_CHAN_MASK; |
| params->channel_list[j] |= chanspec; |
| WL_SCAN(("Chan : %d, Channel spec: %x \n", |
| channel, params->channel_list[j])); |
| params->channel_list[j] = wl_chspec_host_to_driver(params->channel_list[j]); |
| j++; |
| } |
| } else { |
| WL_SCAN(("Scanning all channels\n")); |
| } |
| n_channels = j; |
| /* Copy ssid array if applicable */ |
| WL_SCAN(("### List of SSIDs to scan ###\n")); |
| if (n_ssids > 0) { |
| offset = offsetof(wl_scan_params_t, channel_list) + n_channels * sizeof(u16); |
| offset = roundup(offset, sizeof(u32)); |
| ptr = (char*)params + offset; |
| for (i = 0; i < n_ssids; i++) { |
| memset(&ssid, 0, sizeof(wlc_ssid_t)); |
| ssid.SSID_len = request->ssids[i].ssid_len; |
| memcpy(ssid.SSID, request->ssids[i].ssid, ssid.SSID_len); |
| if (!ssid.SSID_len) |
| WL_SCAN(("%d: Broadcast scan\n", i)); |
| else |
| WL_SCAN(("%d: scan for %s size =%d\n", i, |
| ssid.SSID, ssid.SSID_len)); |
| memcpy(ptr, &ssid, sizeof(wlc_ssid_t)); |
| ptr += sizeof(wlc_ssid_t); |
| } |
| } else { |
| WL_SCAN(("Broadcast scan\n")); |
| } |
| /* Adding mask to channel numbers */ |
| params->channel_num = |
| htod32((n_ssids << WL_SCAN_PARAMS_NSSID_SHIFT) | |
| (n_channels & WL_SCAN_PARAMS_COUNT_MASK)); |
| |
| if (n_channels == 1) { |
| params->active_time = htod32(WL_SCAN_CONNECT_DWELL_TIME_MS); |
| params->nprobes = htod32(params->active_time / WL_SCAN_JOIN_PROBE_INTERVAL_MS); |
| } |
| } |
| |
| static s32 |
| wl_run_iscan(struct wl_iscan_ctrl *iscan, struct cfg80211_scan_request *request, u16 action) |
| { |
| u32 n_channels; |
| u32 n_ssids; |
| s32 params_size = |
| (WL_SCAN_PARAMS_FIXED_SIZE + offsetof(wl_iscan_params_t, params)); |
| struct wl_iscan_params *params = NULL; |
| s32 err = 0; |
| |
| if (request != NULL) { |
| n_channels = request->n_channels; |
| n_ssids = request->n_ssids; |
| /* Allocate space for populating ssids in wl_iscan_params struct */ |
| if (n_channels % 2) |
| /* If n_channels is odd, add a padd of u16 */ |
| params_size += sizeof(u16) * (n_channels + 1); |
| else |
| params_size += sizeof(u16) * n_channels; |
| |
| /* Allocate space for populating ssids in wl_iscan_params struct */ |
| params_size += sizeof(struct wlc_ssid) * n_ssids; |
| } |
| params = (struct wl_iscan_params *)kzalloc(params_size, GFP_KERNEL); |
| if (!params) { |
| err = -ENOMEM; |
| goto done; |
| } |
| wl_scan_prep(¶ms->params, request); |
| |
| params->version = htod32(ISCAN_REQ_VERSION); |
| params->action = htod16(action); |
| params->scan_duration = htod16(0); |
| |
| if (params_size + sizeof("iscan") >= WLC_IOCTL_MEDLEN) { |
| WL_ERR(("ioctl buffer length is not sufficient\n")); |
| err = -ENOMEM; |
| goto done; |
| } |
| err = wldev_iovar_setbuf(iscan->dev, "iscan", params, params_size, |
| iscan->ioctl_buf, WLC_IOCTL_MEDLEN, NULL); |
| if (unlikely(err)) { |
| if (err == -EBUSY) { |
| WL_ERR(("system busy : iscan canceled\n")); |
| } else { |
| WL_ERR(("error (%d)\n", err)); |
| } |
| } |
| |
| done: |
| if (params) |
| kfree(params); |
| return err; |
| } |
| |
| static s32 wl_do_iscan(struct wl_priv *wl, struct cfg80211_scan_request *request) |
| { |
| struct wl_iscan_ctrl *iscan = wl_to_iscan(wl); |
| struct net_device *ndev = wl_to_prmry_ndev(wl); |
| s32 passive_scan; |
| s32 err = 0; |
| |
| iscan->state = WL_ISCAN_STATE_SCANING; |
| |
| passive_scan = wl->active_scan ? 0 : 1; |
| err = wldev_ioctl(ndev, WLC_SET_PASSIVE_SCAN, |
| &passive_scan, sizeof(passive_scan), true); |
| if (unlikely(err)) { |
| WL_DBG(("error (%d)\n", err)); |
| return err; |
| } |
| wl->iscan_kickstart = true; |
| wl_run_iscan(iscan, request, WL_SCAN_ACTION_START); |
| mod_timer(&iscan->timer, jiffies + msecs_to_jiffies(iscan->timer_ms)); |
| iscan->timer_on = 1; |
| |
| return err; |
| } |
| static s32 |
| wl_get_valid_channels(struct net_device *ndev, u8 *valid_chan_list, s32 size) |
| { |
| wl_uint32_list_t *list; |
| s32 err = BCME_OK; |
| if (valid_chan_list == NULL || size <= 0) |
| return -ENOMEM; |
| |
| memset(valid_chan_list, 0, size); |
| list = (wl_uint32_list_t *)(void *) valid_chan_list; |
| list->count = htod32(WL_NUMCHANNELS); |
| err = wldev_ioctl(ndev, WLC_GET_VALID_CHANNELS, valid_chan_list, size, false); |
| if (err != 0) { |
| WL_ERR(("get channels failed with %d\n", err)); |
| } |
| |
| return err; |
| } |
| |
| #if defined(USE_INITIAL_SHORT_DWELL_TIME) |
| #define FIRST_SCAN_ACTIVE_DWELL_TIME_MS 40 |
| static bool |
| g_first_broadcast_scan = TRUE; |
| #endif |
| |
| static s32 |
| wl_run_escan(struct wl_priv *wl, struct net_device *ndev, |
| struct cfg80211_scan_request *request, uint16 action) |
| { |
| s32 err = BCME_OK; |
| u32 n_channels; |
| u32 n_ssids; |
| s32 params_size = (WL_SCAN_PARAMS_FIXED_SIZE + OFFSETOF(wl_escan_params_t, params)); |
| wl_escan_params_t *params = NULL; |
| u8 chan_buf[sizeof(u32)*(WL_NUMCHANNELS + 1)]; |
| u32 num_chans = 0; |
| s32 channel; |
| s32 n_valid_chan; |
| s32 search_state = WL_P2P_DISC_ST_SCAN; |
| u32 i, j, n_nodfs = 0; |
| u16 *default_chan_list = NULL; |
| wl_uint32_list_t *list; |
| struct net_device *dev = NULL; |
| #if defined(USE_INITIAL_SHORT_DWELL_TIME) |
| bool is_first_init_2g_scan = false; |
| #endif |
| p2p_scan_purpose_t p2p_scan_purpose = P2P_SCAN_PURPOSE_MIN; |
| |
| WL_DBG(("Enter \n")); |
| |
| /* scan request can come with empty request : perform all default scan */ |
| if (!wl) { |
| err = -EINVAL; |
| goto exit; |
| } |
| if (!wl->p2p_supported || !p2p_scan(wl)) { |
| /* LEGACY SCAN TRIGGER */ |
| WL_SCAN((" LEGACY E-SCAN START\n")); |
| |
| #if defined(USE_INITIAL_SHORT_DWELL_TIME) |
| if (!request) { |
| err = -EINVAL; |
| goto exit; |
| } |
| if (ndev == wl_to_prmry_ndev(wl) && g_first_broadcast_scan == true) { |
| is_first_init_2g_scan = true; |
| g_first_broadcast_scan = false; |
| } |
| #endif |
| |
| /* if scan request is not empty parse scan request paramters */ |
| if (request != NULL) { |
| n_channels = request->n_channels; |
| n_ssids = request->n_ssids; |
| /* Allocate space for populating ssids in wl_iscan_params struct */ |
| if (n_channels % 2) |
| /* If n_channels is odd, add a padd of u16 */ |
| params_size += sizeof(u16) * (n_channels + 1); |
| else |
| params_size += sizeof(u16) * n_channels; |
| |
| /* Allocate space for populating ssids in wl_iscan_params struct */ |
| params_size += sizeof(struct wlc_ssid) * n_ssids; |
| } |
| params = (wl_escan_params_t *) kzalloc(params_size, GFP_KERNEL); |
| if (params == NULL) { |
| err = -ENOMEM; |
| goto exit; |
| } |
| wl_scan_prep(¶ms->params, request); |
| |
| #if defined(USE_INITIAL_SHORT_DWELL_TIME) |
| /* Override active_time to reduce scan time if it's first bradcast scan. */ |
| if (is_first_init_2g_scan) |
| params->params.active_time = FIRST_SCAN_ACTIVE_DWELL_TIME_MS; |
| #endif |
| |
| params->version = htod32(ESCAN_REQ_VERSION); |
| params->action = htod16(action); |
| wl_escan_set_sync_id(params->sync_id, wl); |
| if (params_size + sizeof("escan") >= WLC_IOCTL_MEDLEN) { |
| WL_ERR(("ioctl buffer length not sufficient\n")); |
| kfree(params); |
| err = -ENOMEM; |
| goto exit; |
| } |
| err = wldev_iovar_setbuf(ndev, "escan", params, params_size, |
| wl->escan_ioctl_buf, WLC_IOCTL_MEDLEN, NULL); |
| if (unlikely(err)) { |
| if (err == BCME_EPERM) |
| /* Scan Not permitted at this point of time */ |
| WL_DBG((" Escan not permitted at this time (%d)\n", err)); |
| else |
| WL_ERR((" Escan set error (%d)\n", err)); |
| } |
| kfree(params); |
| } |
| else if (p2p_is_on(wl) && p2p_scan(wl)) { |
| /* P2P SCAN TRIGGER */ |
| s32 _freq = 0; |
| n_nodfs = 0; |
| if (request && request->n_channels) { |
| num_chans = request->n_channels; |
| WL_SCAN((" chann number : %d\n", num_chans)); |
| default_chan_list = kzalloc(num_chans * sizeof(*default_chan_list), |
| GFP_KERNEL); |
| if (default_chan_list == NULL) { |
| WL_ERR(("channel list allocation failed \n")); |
| err = -ENOMEM; |
| goto exit; |
| } |
| if (!wl_get_valid_channels(ndev, chan_buf, sizeof(chan_buf))) { |
| list = (wl_uint32_list_t *) chan_buf; |
| n_valid_chan = dtoh32(list->count); |
| for (i = 0; i < num_chans; i++) |
| { |
| _freq = request->channels[i]->center_freq; |
| channel = ieee80211_frequency_to_channel(_freq); |
| |
| /* ignore DFS channels */ |
| if (request->channels[i]->flags & |
| (IEEE80211_CHAN_RADAR |
| | IEEE80211_CHAN_PASSIVE_SCAN)) |
| continue; |
| |
| for (j = 0; j < n_valid_chan; j++) { |
| /* allows only supported channel on |
| * current reguatory |
| */ |
| if (channel == (dtoh32(list->element[j]))) |
| default_chan_list[n_nodfs++] = |
| channel; |
| } |
| |
| } |
| } |
| if (num_chans == SOCIAL_CHAN_CNT && ( |
| (default_chan_list[0] == SOCIAL_CHAN_1) && |
| (default_chan_list[1] == SOCIAL_CHAN_2) && |
| (default_chan_list[2] == SOCIAL_CHAN_3))) { |
| /* SOCIAL CHANNELS 1, 6, 11 */ |
| search_state = WL_P2P_DISC_ST_SEARCH; |
| p2p_scan_purpose = P2P_SCAN_SOCIAL_CHANNEL; |
| WL_INFO(("P2P SEARCH PHASE START \n")); |
| } else if ((dev = wl_to_p2p_bss_ndev(wl, P2PAPI_BSSCFG_CONNECTION)) && |
| (wl_get_mode_by_netdev(wl, dev) == WL_MODE_AP)) { |
| /* If you are already a GO, then do SEARCH only */ |
| WL_INFO(("Already a GO. Do SEARCH Only")); |
| search_state = WL_P2P_DISC_ST_SEARCH; |
| num_chans = n_nodfs; |
| p2p_scan_purpose = P2P_SCAN_NORMAL; |
| |
| } else if (num_chans == 1) { |
| p2p_scan_purpose = P2P_SCAN_CONNECT_TRY; |
| } else if (num_chans == SOCIAL_CHAN_CNT + 1) { |
| /* SOCIAL_CHAN_CNT + 1 takes care of the Progressive scan supported by |
| * the supplicant |
| */ |
| p2p_scan_purpose = P2P_SCAN_SOCIAL_CHANNEL; |
| } else { |
| WL_INFO(("P2P SCAN STATE START \n")); |
| num_chans = n_nodfs; |
| p2p_scan_purpose = P2P_SCAN_NORMAL; |
| } |
| } else { |
| err = -EINVAL; |
| goto exit; |
| } |
| err = wl_cfgp2p_escan(wl, ndev, wl->active_scan, num_chans, default_chan_list, |
| search_state, action, |
| wl_to_p2p_bss_bssidx(wl, P2PAPI_BSSCFG_DEVICE), NULL, |
| p2p_scan_purpose); |
| |
| if (!err) |
| wl->p2p->search_state = search_state; |
| |
| kfree(default_chan_list); |
| } |
| exit: |
| if (unlikely(err)) { |
| /* Don't print Error incase of Scan suppress */ |
| if ((err == BCME_EPERM) && wl->scan_suppressed) |
| WL_DBG(("Escan failed: Scan Suppressed \n")); |
| else |
| WL_ERR(("error (%d)\n", err)); |
| } |
| return err; |
| } |
| |
| |
| static s32 |
| wl_do_escan(struct wl_priv *wl, struct wiphy *wiphy, struct net_device *ndev, |
| struct cfg80211_scan_request *request) |
| { |
| s32 err = BCME_OK; |
| s32 passive_scan; |
| wl_scan_results_t *results; |
| WL_SCAN(("Enter \n")); |
| mutex_lock(&wl->usr_sync); |
| |
| results = wl_escan_get_buf(wl, FALSE); |
| results->version = 0; |
| results->count = 0; |
| results->buflen = WL_SCAN_RESULTS_FIXED_SIZE; |
| |
| wl->escan_info.ndev = ndev; |
| wl->escan_info.wiphy = wiphy; |
| wl->escan_info.escan_state = WL_ESCAN_STATE_SCANING; |
| passive_scan = wl->active_scan ? 0 : 1; |
| err = wldev_ioctl(ndev, WLC_SET_PASSIVE_SCAN, |
| &passive_scan, sizeof(passive_scan), true); |
| if (unlikely(err)) { |
| WL_ERR(("error (%d)\n", err)); |
| goto exit; |
| } |
| |
| err = wl_run_escan(wl, ndev, request, WL_SCAN_ACTION_START); |
| exit: |
| mutex_unlock(&wl->usr_sync); |
| return err; |
| } |
| |
| static s32 |
| __wl_cfg80211_scan(struct wiphy *wiphy, struct net_device *ndev, |
| struct cfg80211_scan_request *request, |
| struct cfg80211_ssid *this_ssid) |
| { |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| struct cfg80211_ssid *ssids; |
| struct wl_scan_req *sr = wl_to_sr(wl); |
| struct ether_addr primary_mac; |
| s32 passive_scan; |
| bool iscan_req; |
| bool escan_req = false; |
| bool p2p_ssid; |
| #ifdef WL11U |
| bcm_tlv_t *interworking_ie; |
| #endif |
| s32 err = 0; |
| s32 bssidx = -1; |
| s32 i; |
| |
| unsigned long flags; |
| static s32 busy_count = 0; |
| |
| dhd_pub_t *dhd; |
| |
| dhd = (dhd_pub_t *)(wl->pub); |
| if (dhd->op_mode & DHD_FLAG_HOSTAP_MODE) { |
| WL_ERR(("Invalid Scan Command at SoftAP mode\n")); |
| return -EINVAL; |
| } |
| |
| ndev = ndev_to_wlc_ndev(ndev, wl); |
| |
| if (WL_DRV_STATUS_SENDING_AF_FRM_EXT(wl)) { |
| WL_ERR(("Sending Action Frames. Try it again.\n")); |
| return -EAGAIN; |
| } |
| |
| WL_DBG(("Enter wiphy (%p)\n", wiphy)); |
| if (wl_get_drv_status_all(wl, SCANNING)) { |
| if (wl->scan_request == NULL) { |
| wl_clr_drv_status_all(wl, SCANNING); |
| WL_DBG(("<<<<<<<<<<<Force Clear Scanning Status>>>>>>>>>>>\n")); |
| } else { |
| WL_ERR(("Scanning already\n")); |
| return -EAGAIN; |
| } |
| } |
| if (wl_get_drv_status(wl, SCAN_ABORTING, ndev)) { |
| WL_ERR(("Scanning being aborted\n")); |
| return -EAGAIN; |
| } |
| if (request && request->n_ssids > WL_SCAN_PARAMS_SSID_MAX) { |
| WL_ERR(("request null or n_ssids > WL_SCAN_PARAMS_SSID_MAX\n")); |
| return -EOPNOTSUPP; |
| } |
| #ifdef WL_CFG80211_VSDB_PRIORITIZE_SCAN_REQUEST |
| if (wl_get_drv_status_all(wl, REMAINING_ON_CHANNEL)) { |
| WL_DBG(("Remain_on_channel bit is set, somehow it didn't get cleared\n")); |
| wl_notify_escan_complete(wl, ndev, true, true); |
| } |
| #endif /* WL_CFG80211_VSDB_PRIORITIZE_SCAN_REQUEST */ |
| |
| /* Arm scan timeout timer */ |
| mod_timer(&wl->scan_timeout, jiffies + msecs_to_jiffies(WL_SCAN_TIMER_INTERVAL_MS)); |
| iscan_req = false; |
| if (request) { /* scan bss */ |
| ssids = request->ssids; |
| if (wl->iscan_on && (!ssids || !ssids->ssid_len || request->n_ssids != 1)) { |
| iscan_req = true; |
| } else if (wl->escan_on) { |
| escan_req = true; |
| p2p_ssid = false; |
| for (i = 0; i < request->n_ssids; i++) { |
| if (ssids[i].ssid_len && |
| IS_P2P_SSID(ssids[i].ssid, ssids[i].ssid_len)) { |
| p2p_ssid = true; |
| break; |
| } |
| } |
| if (p2p_ssid) { |
| if (wl->p2p_supported) { |
| /* p2p scan trigger */ |
| if (p2p_on(wl) == false) { |
| /* p2p on at the first time */ |
| p2p_on(wl) = true; |
| wl_cfgp2p_set_firm_p2p(wl); |
| get_primary_mac(wl, &primary_mac); |
| wl_cfgp2p_generate_bss_mac(&primary_mac, |
| &wl->p2p->dev_addr, &wl->p2p->int_addr); |
| } |
| wl_clr_p2p_status(wl, GO_NEG_PHASE); |
| WL_DBG(("P2P: GO_NEG_PHASE status cleared \n")); |
| p2p_scan(wl) = true; |
| } |
| } else { |
| /* legacy scan trigger |
| * So, we have to disable p2p discovery if p2p discovery is on |
| */ |
| if (wl->p2p_supported) { |
| p2p_scan(wl) = false; |
| /* If Netdevice is not equals to primary and p2p is on |
| * , we will do p2p scan using P2PAPI_BSSCFG_DEVICE. |
| */ |
| |
| if (p2p_scan(wl) == false) { |
| if (wl_get_p2p_status(wl, DISCOVERY_ON)) { |
| err = wl_cfgp2p_discover_enable_search(wl, |
| false); |
| if (unlikely(err)) { |
| goto scan_out; |
| } |
| |
| } |
| } |
| } |
| if (!wl->p2p_supported || !p2p_scan(wl)) { |
| |
| if (wl_cfgp2p_find_idx(wl, ndev, &bssidx) != BCME_OK) { |
| WL_ERR(("Find p2p index from ndev(%p) failed\n", |
| ndev)); |
| err = BCME_ERROR; |
| goto scan_out; |
| } |
| #ifdef WL11U |
| if ((interworking_ie = wl_cfg80211_find_interworking_ie( |
| (u8 *)request->ie, request->ie_len)) != NULL) { |
| err = wl_cfg80211_add_iw_ie(wl, ndev, bssidx, |
| VNDR_IE_CUSTOM_FLAG, interworking_ie->id, |
| interworking_ie->data, interworking_ie->len); |
| |
| if (unlikely(err)) { |
| goto scan_out; |
| } |
| } else if (wl->iw_ie_len != 0) { |
| /* we have to clear IW IE and disable gratuitous APR */ |
| wl_cfg80211_add_iw_ie(wl, ndev, bssidx, |
| VNDR_IE_CUSTOM_FLAG, |
| DOT11_MNG_INTERWORKING_ID, |
| 0, 0); |
| |
| wldev_iovar_setint_bsscfg(ndev, "grat_arp", 0, |
| bssidx); |
| wl->wl11u = FALSE; |
| /* we don't care about error */ |
| } |
| #endif /* WL11U */ |
| err = wl_cfgp2p_set_management_ie(wl, ndev, bssidx, |
| VNDR_IE_PRBREQ_FLAG, (u8 *)request->ie, |
| request->ie_len); |
| |
| if (unlikely(err)) { |
| goto scan_out; |
| } |
| |
| } |
| } |
| } |
| } else { /* scan in ibss */ |
| /* we don't do iscan in ibss */ |
| ssids = this_ssid; |
| } |
| if (request && !p2p_scan(wl)) |
| WL_TRACE_HW4(("START SCAN\n")); |
| wl->scan_request = request; |
| wl_set_drv_status(wl, SCANNING, ndev); |
| if (iscan_req) { |
| err = wl_do_iscan(wl, request); |
| if (likely(!err)) |
| goto scan_success; |
| else |
| goto scan_out; |
| } else if (escan_req) { |
| if (wl->p2p_supported) { |
| if (p2p_on(wl) && p2p_scan(wl)) { |
| |
| /* find my listen channel */ |
| wl->afx_hdl->my_listen_chan = |
| wl_find_listen_channel(wl, request->ie, |
| request->ie_len); |
| err = wl_cfgp2p_enable_discovery(wl, ndev, |
| request->ie, request->ie_len); |
| |
| if (unlikely(err)) { |
| goto scan_out; |
| } |
| } |
| } |
| err = wl_do_escan(wl, wiphy, ndev, request); |
| if (likely(!err)) |
| goto scan_success; |
| else |
| goto scan_out; |
| |
| |
| } else { |
| memset(&sr->ssid, 0, sizeof(sr->ssid)); |
| sr->ssid.SSID_len = |
| min_t(u8, sizeof(sr->ssid.SSID), ssids->ssid_len); |
| if (sr->ssid.SSID_len) { |
| memcpy(sr->ssid.SSID, ssids->ssid, sr->ssid.SSID_len); |
| sr->ssid.SSID_len = htod32(sr->ssid.SSID_len); |
| WL_SCAN(("Specific scan ssid=\"%s\" len=%d\n", |
| sr->ssid.SSID, sr->ssid.SSID_len)); |
| } else { |
| WL_SCAN(("Broadcast scan\n")); |
| } |
| WL_SCAN(("sr->ssid.SSID_len (%d)\n", sr->ssid.SSID_len)); |
| passive_scan = wl->active_scan ? 0 : 1; |
| err = wldev_ioctl(ndev, WLC_SET_PASSIVE_SCAN, |
| &passive_scan, sizeof(passive_scan), true); |
| if (unlikely(err)) { |
| WL_SCAN(("WLC_SET_PASSIVE_SCAN error (%d)\n", err)); |
| goto scan_out; |
| } |
| err = wldev_ioctl(ndev, WLC_SCAN, &sr->ssid, |
| sizeof(sr->ssid), false); |
| if (err) { |
| if (err == -EBUSY) { |
| WL_ERR(("system busy : scan for \"%s\" " |
| "canceled\n", sr->ssid.SSID)); |
| } else { |
| WL_ERR(("WLC_SCAN error (%d)\n", err)); |
| } |
| goto scan_out; |
| } |
| } |
| |
| scan_success: |
| busy_count = 0; |
| |
| return 0; |
| |
| scan_out: |
| if (err == BCME_BUSY || err == BCME_NOTREADY) { |
| WL_ERR(("Scan err = (%d), busy?%d", err, -EBUSY)); |
| err = -EBUSY; |
| } |
| |
| #define SCAN_EBUSY_RETRY_LIMIT 10 |
| if (err == -EBUSY) { |
| if (busy_count++ > SCAN_EBUSY_RETRY_LIMIT) { |
| struct ether_addr bssid; |
| s32 ret = 0; |
| busy_count = 0; |
| WL_ERR(("Unusual continuous EBUSY error, %d %d %d %d %d %d %d %d %d\n", |
| wl_get_drv_status(wl, SCANNING, ndev), |
| wl_get_drv_status(wl, SCAN_ABORTING, ndev), |
| wl_get_drv_status(wl, CONNECTING, ndev), |
| wl_get_drv_status(wl, CONNECTED, ndev), |
| wl_get_drv_status(wl, DISCONNECTING, ndev), |
| wl_get_drv_status(wl, AP_CREATING, ndev), |
| wl_get_drv_status(wl, AP_CREATED, ndev), |
| wl_get_drv_status(wl, SENDING_ACT_FRM, ndev), |
| wl_get_drv_status(wl, SENDING_ACT_FRM, ndev))); |
| |
| bzero(&bssid, sizeof(bssid)); |
| if ((ret = wldev_ioctl(ndev, WLC_GET_BSSID, |
| &bssid, ETHER_ADDR_LEN, false)) == 0) |
| WL_ERR(("FW is connected with " MACDBG "/n", |
| MAC2STRDBG(bssid.octet))); |
| else |
| WL_ERR(("GET BSSID failed with %d\n", ret)); |
| |
| wl_cfg80211_scan_abort(wl); |
| } |
| } else { |
| busy_count = 0; |
| } |
| |
| wl_clr_drv_status(wl, SCANNING, ndev); |
| if (timer_pending(&wl->scan_timeout)) |
| del_timer_sync(&wl->scan_timeout); |
| spin_lock_irqsave(&wl->cfgdrv_lock, flags); |
| wl->scan_request = NULL; |
| spin_unlock_irqrestore(&wl->cfgdrv_lock, flags); |
| |
| return err; |
| } |
| |
| #if defined(WL_CFG80211_P2P_DEV_IF) |
| static s32 |
| wl_cfg80211_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request) |
| #else |
| static s32 |
| wl_cfg80211_scan(struct wiphy *wiphy, struct net_device *ndev, |
| struct cfg80211_scan_request *request) |
| #endif /* WL_CFG80211_P2P_DEV_IF */ |
| { |
| s32 err = 0; |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| #if defined(WL_CFG80211_P2P_DEV_IF) |
| struct net_device *ndev = wl_to_prmry_ndev(wl); |
| #endif /* WL_CFG80211_P2P_DEV_IF */ |
| |
| WL_DBG(("Enter \n")); |
| RETURN_EIO_IF_NOT_UP(wl); |
| |
| err = __wl_cfg80211_scan(wiphy, ndev, request, NULL); |
| if (unlikely(err)) { |
| if ((err == BCME_EPERM) && wl->scan_suppressed) |
| WL_DBG(("scan not permitted at this time (%d)\n", err)); |
| else |
| WL_ERR(("scan error (%d)\n", err)); |
| return err; |
| } |
| |
| return err; |
| } |
| |
| static s32 wl_set_rts(struct net_device *dev, u32 rts_threshold) |
| { |
| s32 err = 0; |
| |
| err = wldev_iovar_setint(dev, "rtsthresh", rts_threshold); |
| if (unlikely(err)) { |
| WL_ERR(("Error (%d)\n", err)); |
| return err; |
| } |
| return err; |
| } |
| |
| static s32 wl_set_frag(struct net_device *dev, u32 frag_threshold) |
| { |
| s32 err = 0; |
| |
| err = wldev_iovar_setint_bsscfg(dev, "fragthresh", frag_threshold, 0); |
| if (unlikely(err)) { |
| WL_ERR(("Error (%d)\n", err)); |
| return err; |
| } |
| return err; |
| } |
| |
| static s32 wl_set_retry(struct net_device *dev, u32 retry, bool l) |
| { |
| s32 err = 0; |
| u32 cmd = (l ? WLC_SET_LRL : WLC_SET_SRL); |
| |
| retry = htod32(retry); |
| err = wldev_ioctl(dev, cmd, &retry, sizeof(retry), true); |
| if (unlikely(err)) { |
| WL_ERR(("cmd (%d) , error (%d)\n", cmd, err)); |
| return err; |
| } |
| return err; |
| } |
| |
| static s32 wl_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) |
| { |
| struct wl_priv *wl = (struct wl_priv *)wiphy_priv(wiphy); |
| struct net_device *ndev = wl_to_prmry_ndev(wl); |
| s32 err = 0; |
| |
| RETURN_EIO_IF_NOT_UP(wl); |
| WL_DBG(("Enter\n")); |
| if (changed & WIPHY_PARAM_RTS_THRESHOLD && |
| (wl->conf->rts_threshold != wiphy->rts_threshold)) { |
| wl->conf->rts_threshold = wiphy->rts_threshold; |
| err = wl_set_rts(ndev, wl->conf->rts_threshold); |
| if (!err) |
| return err; |
| } |
| if (changed & WIPHY_PARAM_FRAG_THRESHOLD && |
| (wl->conf->frag_threshold != wiphy->frag_threshold)) { |
| wl->conf->frag_threshold = wiphy->frag_threshold; |
| err = wl_set_frag(ndev, wl->conf->frag_threshold); |
| if (!err) |
| return err; |
| } |
| if (changed & WIPHY_PARAM_RETRY_LONG && |
| (wl->conf->retry_long != wiphy->retry_long)) { |
| wl->conf->retry_long = wiphy->retry_long; |
| err = wl_set_retry(ndev, wl->conf->retry_long, true); |
| if (!err) |
| return err; |
| } |
| if (changed & WIPHY_PARAM_RETRY_SHORT && |
| (wl->conf->retry_short != wiphy->retry_short)) { |
| wl->conf->retry_short = wiphy->retry_short; |
| err = wl_set_retry(ndev, wl->conf->retry_short, false); |
| if (!err) { |
| return err; |
| } |
| } |
| |
| return err; |
| } |
| static chanspec_t channel_to_chanspec(struct wiphy *wiphy, struct net_device *dev, u32 channel) |
| { |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| u8 *buf = NULL; |
| wl_uint32_list_t *list; |
| int err = BCME_OK; |
| chanspec_t c = 0, ret_c = 0; |
| int bw = 0, tmp_bw = 0; |
| int i; |
| u32 tmp_c, sb; |
| u16 kflags = in_atomic() ? GFP_ATOMIC : GFP_KERNEL; |
| #define LOCAL_BUF_SIZE 1024 |
| buf = (u8 *) kzalloc(LOCAL_BUF_SIZE, kflags); |
| if (!buf) { |
| WL_ERR(("buf memory alloc failed\n")); |
| goto exit; |
| } |
| list = (wl_uint32_list_t *)(void *)buf; |
| list->count = htod32(WL_NUMCHANSPECS); |
| err = wldev_iovar_getbuf_bsscfg(dev, "chanspecs", NULL, |
| 0, buf, LOCAL_BUF_SIZE, 0, &wl->ioctl_buf_sync); |
| if (err != BCME_OK) { |
| WL_ERR(("get chanspecs failed with %d\n", err)); |
| goto exit; |
| } |
| for (i = 0; i < dtoh32(list->count); i++) { |
| c = dtoh32(list->element[i]); |
| if (channel <= CH_MAX_2G_CHANNEL) { |
| if (!CHSPEC_IS20(c)) |
| continue; |
| if (channel == CHSPEC_CHANNEL(c)) { |
| ret_c = c; |
| bw = 20; |
| goto exit; |
| } |
| } |
| if (CHSPEC_IS20(c)) { |
| tmp_c = CHSPEC_CHANNEL(c); |
| tmp_bw = 20; |
| } |
| else if (CHSPEC_IS40(c)) { |
| tmp_c = CHSPEC_CHANNEL(c); |
| if (CHSPEC_SB_UPPER(c)) { |
| tmp_c += CH_10MHZ_APART; |
| } else { |
| tmp_c -= CH_10MHZ_APART; |
| } |
| tmp_bw = 40; |
| } |
| else { |
| tmp_c = CHSPEC_CHANNEL(c); |
| sb = c & WL_CHANSPEC_CTL_SB_MASK; |
| if (sb == WL_CHANSPEC_CTL_SB_LL) { |
| tmp_c -= (CH_10MHZ_APART + CH_20MHZ_APART); |
| } else if (sb == WL_CHANSPEC_CTL_SB_LU) { |
| tmp_c -= CH_10MHZ_APART; |
| } else if (sb == WL_CHANSPEC_CTL_SB_UL) { |
| tmp_c += CH_10MHZ_APART; |
| } else { |
| /* WL_CHANSPEC_CTL_SB_UU */ |
| tmp_c += (CH_10MHZ_APART + CH_20MHZ_APART); |
| } |
| tmp_bw = 80; |
| } |
| if (tmp_c != channel) |
| continue; |
| |
| if (tmp_bw > bw) { |
| bw = tmp_bw; |
| ret_c = c; |
| } |
| } |
| exit: |
| if (buf) |
| kfree(buf); |
| #undef LOCAL_BUF_SIZE |
| WL_INFO(("return chanspec %x %d\n", ret_c, bw)); |
| return ret_c; |
| } |
| |
| void |
| wl_cfg80211_ibss_vsie_set_buffer(vndr_ie_setbuf_t *ibss_vsie, int ibss_vsie_len) |
| { |
| struct wl_priv *wl = wlcfg_drv_priv; |
| |
| if (wl != NULL && ibss_vsie != NULL) { |
| if (wl->ibss_vsie != NULL) { |
| kfree(wl->ibss_vsie); |
| } |
| wl->ibss_vsie = ibss_vsie; |
| wl->ibss_vsie_len = ibss_vsie_len; |
| } |
| } |
| |
| static void |
| wl_cfg80211_ibss_vsie_free(struct wl_priv *wl) |
| { |
| /* free & initiralize VSIE (Vendor Specific IE) */ |
| if (wl->ibss_vsie != NULL) { |
| kfree(wl->ibss_vsie); |
| wl->ibss_vsie = NULL; |
| wl->ibss_vsie_len = 0; |
| } |
| } |
| |
| s32 |
| wl_cfg80211_ibss_vsie_delete(struct net_device *dev) |
| { |
| struct wl_priv *wl = wlcfg_drv_priv; |
| char *ioctl_buf = NULL; |
| s32 ret = BCME_OK; |
| |
| if (wl != NULL && wl->ibss_vsie != NULL) { |
| ioctl_buf = kmalloc(WLC_IOCTL_MEDLEN, GFP_KERNEL); |
| if (!ioctl_buf) { |
| WL_ERR(("ioctl memory alloc failed\n")); |
| return -ENOMEM; |
| } |
| |
| /* change the command from "add" to "del" */ |
| strncpy(wl->ibss_vsie->cmd, "del", VNDR_IE_CMD_LEN - 1); |
| wl->ibss_vsie->cmd[VNDR_IE_CMD_LEN - 1] = '\0'; |
| |
| ret = wldev_iovar_setbuf(dev, "ie", |
| wl->ibss_vsie, wl->ibss_vsie_len, |
| ioctl_buf, WLC_IOCTL_MEDLEN, NULL); |
| WL_ERR(("ret=%d\n", ret)); |
| |
| if (ret == BCME_OK) { |
| /* free & initiralize VSIE */ |
| kfree(wl->ibss_vsie); |
| wl->ibss_vsie = NULL; |
| wl->ibss_vsie_len = 0; |
| } |
| |
| if (ioctl_buf) { |
| kfree(ioctl_buf); |
| } |
| } |
| |
| return ret; |
| } |
| |
| static s32 |
| wl_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *dev, |
| struct cfg80211_ibss_params *params) |
| { |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| struct cfg80211_bss *bss; |
| struct ieee80211_channel *chan; |
| struct wl_join_params join_params; |
| struct cfg80211_ssid ssid; |
| s32 scan_retry = 0; |
| s32 err = 0; |
| int scan_suppress = 1; |
| size_t join_params_size; |
| chanspec_t chanspec; |
| |
| WL_TRACE(("In\n")); |
| RETURN_EIO_IF_NOT_UP(wl); |
| WL_INFO(("JOIN BSSID:" MACDBG "\n", MAC2STRDBG(params->bssid))); |
| if (!params->ssid || params->ssid_len <= 0) { |
| WL_ERR(("Invalid parameter\n")); |
| return -EINVAL; |
| } |
| if (wl_get_drv_status(wl, CONNECTED, dev)) { |
| struct wlc_ssid *ssid = (struct wlc_ssid *)wl_read_prof(wl, dev, WL_PROF_SSID); |
| u8 *bssid = (u8 *)wl_read_prof(wl, dev, WL_PROF_BSSID); |
| if (!params->bssid || (memcmp(params->bssid, bssid, ETHER_ADDR_LEN) == 0 && |
| memcmp(params->ssid, ssid->SSID, ssid->SSID_len) == 0)) { |
| WL_ERR(("Connection already existed to " MACDBG "\n", |
| MAC2STRDBG((u8 *)wl_read_prof(wl, dev, WL_PROF_BSSID)))); |
| return -EISCONN; |
| } |
| WL_ERR(("Ignore Previous connecton to %s (" MACDBG ")\n", |
| ssid->SSID, MAC2STRDBG(bssid))); |
| } |
| |
| /* remove the VSIE */ |
| wl_cfg80211_ibss_vsie_delete(dev); |
| |
| bss = cfg80211_get_ibss(wiphy, NULL, params->ssid, params->ssid_len); |
| if (!bss) { |
| if (IBSS_INITIAL_SCAN_ALLOWED == TRUE) { |
| memcpy(ssid.ssid, params->ssid, params->ssid_len); |
| ssid.ssid_len = params->ssid_len; |
| do { |
| if (unlikely |
| (__wl_cfg80211_scan(wiphy, dev, NULL, &ssid) == |
| -EBUSY)) { |
| wl_delay(150); |
| } else { |
| break; |
| } |
| } while (++scan_retry < WL_SCAN_RETRY_MAX); |
| |
| /* wait 4 secons till scan done.... */ |
| schedule_timeout_interruptible(msecs_to_jiffies(4000)); |
| bss = cfg80211_get_ibss(wiphy, NULL, |
| params->ssid, params->ssid_len); |
| } |
| } |
| if (bss && ((IBSS_COALESCE_ALLOWED == TRUE) || |
| ((IBSS_COALESCE_ALLOWED == FALSE) && params->bssid && |
| !memcmp(bss->bssid, params->bssid, ETHER_ADDR_LEN)))) { |
| wl->ibss_starter = false; |
| WL_DBG(("Found IBSS\n")); |
| } else { |
| wl->ibss_starter = true; |
| } |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 10, 0)) |
| chan = params->chandef.chan; |
| #else |
| chan = params->channel; |
| #endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 10, 0)) */ |
| if (chan) |
| wl->channel = ieee80211_frequency_to_channel(chan->center_freq); |
| chanspec = channel_to_chanspec(wiphy, dev, wl->channel); |
| /* |
| * Join with specific BSSID and cached SSID |
| * If SSID is zero join based on BSSID only |
| */ |
| memset(&join_params, 0, sizeof(join_params)); |
| memcpy((void *)join_params.ssid.SSID, (void *)params->ssid, |
| params->ssid_len); |
| join_params.ssid.SSID_len = htod32(params->ssid_len); |
| if (params->bssid) { |
| memcpy(&join_params.params.bssid, params->bssid, ETHER_ADDR_LEN); |
| err = wldev_ioctl(dev, WLC_SET_DESIRED_BSSID, &join_params.params.bssid, |
| ETHER_ADDR_LEN, true); |
| if (unlikely(err)) { |
| WL_ERR(("Error (%d)\n", err)); |
| return err; |
| } |
| } else |
| memset(&join_params.params.bssid, 0, ETHER_ADDR_LEN); |
| |
| wldev_iovar_setint(dev, "ibss_coalesce_allowed", IBSS_COALESCE_ALLOWED); |
| |
| if (IBSS_INITIAL_SCAN_ALLOWED == FALSE) { |
| scan_suppress = TRUE; |
| /* Set the SCAN SUPRESS Flag in the firmware to skip join scan */ |
| err = wldev_ioctl(dev, WLC_SET_SCANSUPPRESS, &scan_suppress, sizeof(int), true); |
| if (unlikely(err)) { |
| WL_ERR(("Scan Supress Setting failed(%d)\n", err)); |
| return err; |
| } |
| } |
| |
| join_params.params.chanspec_list[0] = chanspec; |
| join_params.params.chanspec_num = 1; |
| wldev_iovar_setint(dev, "chanspec", chanspec); |
| join_params_size = sizeof(join_params); |
| |
| /* Disable Authentication, IBSS will add key if it required */ |
| wldev_iovar_setint(dev, "wpa_auth", WPA_AUTH_DISABLED); |
| wldev_iovar_setint(dev, "wsec", 0); |
| |
| err = wldev_ioctl(dev, WLC_SET_SSID, &join_params, |
| join_params_size, true); |
| if (unlikely(err)) { |
| WL_ERR(("Error (%d)\n", err)); |
| return err; |
| } |
| |
| if (IBSS_INITIAL_SCAN_ALLOWED == FALSE) { |
| scan_suppress = FALSE; |
| /* Restore the SCAN SUPPRESS Falg */ |
| err = wldev_ioctl(dev, WLC_SET_SCANSUPPRESS, |
| &scan_suppress, sizeof(int), true); |
| if (unlikely(err)) { |
| WL_ERR(("Reset SCAN Suppress Flag failed (%d)\n", err)); |
| return err; |
| } |
| } |
| wl_update_prof(wl, dev, NULL, &join_params.ssid, WL_PROF_SSID); |
| return err; |
| } |
| |
| static s32 wl_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev) |
| { |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| s32 err = 0; |
| scb_val_t scbval; |
| u8 *curbssid; |
| |
| RETURN_EIO_IF_NOT_UP(wl); |
| wl_link_down(wl); |
| WL_ERR(("Leave IBSS\n")); |
| curbssid = wl_read_prof(wl, dev, WL_PROF_BSSID); |
| wl_set_drv_status(wl, DISCONNECTING, dev); |
| scbval.val = 0; |
| memcpy(&scbval.ea, curbssid, ETHER_ADDR_LEN); |
| err = wldev_ioctl(dev, WLC_DISASSOC, &scbval, |
| sizeof(scb_val_t), true); |
| if (unlikely(err)) { |
| wl_clr_drv_status(wl, DISCONNECTING, dev); |
| WL_ERR(("error(%d)\n", err)); |
| return err; |
| } |
| |
| /* remove the VSIE */ |
| wl_cfg80211_ibss_vsie_delete(dev); |
| |
| return err; |
| } |
| |
| |
| static s32 |
| wl_set_wpa_version(struct net_device *dev, struct cfg80211_connect_params *sme) |
| { |
| struct wl_priv *wl = wlcfg_drv_priv; |
| struct wl_security *sec; |
| s32 val = 0; |
| s32 err = 0; |
| s32 bssidx; |
| if (wl_cfgp2p_find_idx(wl, dev, &bssidx) != BCME_OK) { |
| WL_ERR(("Find p2p index from dev(%p) failed\n", dev)); |
| return BCME_ERROR; |
| } |
| |
| if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_1) |
| val = WPA_AUTH_PSK | |
| WPA_AUTH_UNSPECIFIED; |
| else if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_2) |
| val = WPA2_AUTH_PSK| |
| WPA2_AUTH_UNSPECIFIED; |
| else |
| val = WPA_AUTH_DISABLED; |
| |
| if (is_wps_conn(sme)) |
| val = WPA_AUTH_DISABLED; |
| |
| WL_DBG(("setting wpa_auth to 0x%0x\n", val)); |
| err = wldev_iovar_setint_bsscfg(dev, "wpa_auth", val, bssidx); |
| if (unlikely(err)) { |
| WL_ERR(("set wpa_auth failed (%d)\n", err)); |
| return err; |
| } |
| sec = wl_read_prof(wl, dev, WL_PROF_SEC); |
| sec->wpa_versions = sme->crypto.wpa_versions; |
| return err; |
| } |
| |
| |
| static s32 |
| wl_set_auth_type(struct net_device *dev, struct cfg80211_connect_params *sme) |
| { |
| struct wl_priv *wl = wlcfg_drv_priv; |
| struct wl_security *sec; |
| s32 val = 0; |
| s32 err = 0; |
| s32 bssidx; |
| if (wl_cfgp2p_find_idx(wl, dev, &bssidx) != BCME_OK) { |
| WL_ERR(("Find p2p index from dev(%p) failed\n", dev)); |
| return BCME_ERROR; |
| } |
| |
| switch (sme->auth_type) { |
| case NL80211_AUTHTYPE_OPEN_SYSTEM: |
| val = WL_AUTH_OPEN_SYSTEM; |
| WL_DBG(("open system\n")); |
| break; |
| case NL80211_AUTHTYPE_SHARED_KEY: |
| val = WL_AUTH_SHARED_KEY; |
| WL_DBG(("shared key\n")); |
| break; |
| case NL80211_AUTHTYPE_AUTOMATIC: |
| val = WL_AUTH_OPEN_SHARED; |
| WL_DBG(("automatic\n")); |
| break; |
| default: |
| val = 2; |
| WL_ERR(("invalid auth type (%d)\n", sme->auth_type)); |
| break; |
| } |
| |
| err = wldev_iovar_setint_bsscfg(dev, "auth", val, bssidx); |
| if (unlikely(err)) { |
| WL_ERR(("set auth failed (%d)\n", err)); |
| return err; |
| } |
| sec = wl_read_prof(wl, dev, WL_PROF_SEC); |
| sec->auth_type = sme->auth_type; |
| return err; |
| } |
| |
| static s32 |
| wl_set_set_cipher(struct net_device *dev, struct cfg80211_connect_params *sme) |
| { |
| struct wl_priv *wl = wlcfg_drv_priv; |
| struct wl_security *sec; |
| s32 pval = 0; |
| s32 gval = 0; |
| s32 err = 0; |
| s32 wsec_val = 0; |
| |
| s32 bssidx; |
| if (wl_cfgp2p_find_idx(wl, dev, &bssidx) != BCME_OK) { |
| WL_ERR(("Find p2p index from dev(%p) failed\n", dev)); |
| return BCME_ERROR; |
| } |
| |
| if (sme->crypto.n_ciphers_pairwise) { |
| switch (sme->crypto.ciphers_pairwise[0]) { |
| case WLAN_CIPHER_SUITE_WEP40: |
| case WLAN_CIPHER_SUITE_WEP104: |
| pval = WEP_ENABLED; |
| break; |
| case WLAN_CIPHER_SUITE_TKIP: |
| pval = TKIP_ENABLED; |
| break; |
| case WLAN_CIPHER_SUITE_CCMP: |
| case WLAN_CIPHER_SUITE_AES_CMAC: |
| pval = AES_ENABLED; |
| break; |
| default: |
| WL_ERR(("invalid cipher pairwise (%d)\n", |
| sme->crypto.ciphers_pairwise[0])); |
| return -EINVAL; |
| } |
| } |
| if (sme->crypto.cipher_group) { |
| switch (sme->crypto.cipher_group) { |
| case WLAN_CIPHER_SUITE_WEP40: |
| case WLAN_CIPHER_SUITE_WEP104: |
| gval = WEP_ENABLED; |
| break; |
| case WLAN_CIPHER_SUITE_TKIP: |
| gval = TKIP_ENABLED; |
| break; |
| case WLAN_CIPHER_SUITE_CCMP: |
| gval = AES_ENABLED; |
| break; |
| case WLAN_CIPHER_SUITE_AES_CMAC: |
| gval = AES_ENABLED; |
| break; |
| default: |
| WL_ERR(("invalid cipher group (%d)\n", |
| sme->crypto.cipher_group)); |
| return -EINVAL; |
| } |
| } |
| |
| WL_DBG(("pval (%d) gval (%d)\n", pval, gval)); |
| |
| if (is_wps_conn(sme)) { |
| if (sme->privacy) |
| err = wldev_iovar_setint_bsscfg(dev, "wsec", 4, bssidx); |
| else |
| /* WPS-2.0 allows no security */ |
| err = wldev_iovar_setint_bsscfg(dev, "wsec", 0, bssidx); |
| } else { |
| WL_DBG((" NO, is_wps_conn, Set pval | gval to WSEC")); |
| wsec_val = pval | gval; |
| |
| WL_DBG((" Set WSEC to fW 0x%x \n", wsec_val)); |
| err = wldev_iovar_setint_bsscfg(dev, "wsec", |
| wsec_val, bssidx); |
| } |
| if (unlikely(err)) { |
| WL_ERR(("error (%d)\n", err)); |
| return err; |
| } |
| |
| sec = wl_read_prof(wl, dev, WL_PROF_SEC); |
| sec->cipher_pairwise = sme->crypto.ciphers_pairwise[0]; |
| sec->cipher_group = sme->crypto.cipher_group; |
| |
| return err; |
| } |
| |
| static s32 |
| wl_set_key_mgmt(struct net_device *dev, struct cfg80211_connect_params *sme) |
| { |
| struct wl_priv *wl = wlcfg_drv_priv; |
| struct wl_security *sec; |
| s32 val = 0; |
| s32 err = 0; |
| s32 bssidx; |
| if (wl_cfgp2p_find_idx(wl, dev, &bssidx) != BCME_OK) { |
| WL_ERR(("Find p2p index from dev(%p) failed\n", dev)); |
| return BCME_ERROR; |
| } |
| |
| if (sme->crypto.n_akm_suites) { |
| err = wldev_iovar_getint(dev, "wpa_auth", &val); |
| if (unlikely(err)) { |
| WL_ERR(("could not get wpa_auth (%d)\n", err)); |
| return err; |
| } |
| if (val & (WPA_AUTH_PSK | |
| WPA_AUTH_UNSPECIFIED)) { |
| switch (sme->crypto.akm_suites[0]) { |
| case WLAN_AKM_SUITE_8021X: |
| val = WPA_AUTH_UNSPECIFIED; |
| break; |
| case WLAN_AKM_SUITE_PSK: |
| val = WPA_AUTH_PSK; |
| break; |
| default: |
| WL_ERR(("invalid cipher group (%d)\n", |
| sme->crypto.cipher_group)); |
| return -EINVAL; |
| } |
| } else if (val & (WPA2_AUTH_PSK | |
| WPA2_AUTH_UNSPECIFIED)) { |
| switch (sme->crypto.akm_suites[0]) { |
| case WLAN_AKM_SUITE_8021X: |
| val = WPA2_AUTH_UNSPECIFIED; |
| break; |
| case WLAN_AKM_SUITE_PSK: |
| val = WPA2_AUTH_PSK; |
| break; |
| default: |
| WL_ERR(("invalid cipher group (%d)\n", |
| sme->crypto.cipher_group)); |
| return -EINVAL; |
| } |
| } |
| WL_DBG(("setting wpa_auth to %d\n", val)); |
| |
| |
| err = wldev_iovar_setint_bsscfg(dev, "wpa_auth", val, bssidx); |
| if (unlikely(err)) { |
| WL_ERR(("could not set wpa_auth (%d)\n", err)); |
| return err; |
| } |
| } |
| sec = wl_read_prof(wl, dev, WL_PROF_SEC); |
| sec->wpa_auth = sme->crypto.akm_suites[0]; |
| |
| return err; |
| } |
| |
| static s32 |
| wl_set_set_sharedkey(struct net_device *dev, |
| struct cfg80211_connect_params *sme) |
| { |
| struct wl_priv *wl = wlcfg_drv_priv; |
| struct wl_security *sec; |
| struct wl_wsec_key key; |
| s32 val; |
| s32 err = 0; |
| s32 bssidx; |
| if (wl_cfgp2p_find_idx(wl, dev, &bssidx) != BCME_OK) { |
| WL_ERR(("Find p2p index from dev(%p) failed\n", dev)); |
| return BCME_ERROR; |
| } |
| |
| WL_DBG(("key len (%d)\n", sme->key_len)); |
| if (sme->key_len) { |
| sec = wl_read_prof(wl, dev, WL_PROF_SEC); |
| WL_DBG(("wpa_versions 0x%x cipher_pairwise 0x%x\n", |
| sec->wpa_versions, sec->cipher_pairwise)); |
| if (!(sec->wpa_versions & (NL80211_WPA_VERSION_1 | |
| NL80211_WPA_VERSION_2)) && |
| (sec->cipher_pairwise & (WLAN_CIPHER_SUITE_WEP40 | |
| WLAN_CIPHER_SUITE_WEP104))) |
| { |
| memset(&key, 0, sizeof(key)); |
| key.len = (u32) sme->key_len; |
| key.index = (u32) sme->key_idx; |
| if (unlikely(key.len > sizeof(key.data))) { |
| WL_ERR(("Too long key length (%u)\n", key.len)); |
| return -EINVAL; |
| } |
| memcpy(key.data, sme->key, key.len); |
| key.flags = WL_PRIMARY_KEY; |
| switch (sec->cipher_pairwise) { |
| case WLAN_CIPHER_SUITE_WEP40: |
| key.algo = CRYPTO_ALGO_WEP1; |
| break; |
| case WLAN_CIPHER_SUITE_WEP104: |
| key.algo = CRYPTO_ALGO_WEP128; |
| break; |
| default: |
| WL_ERR(("Invalid algorithm (%d)\n", |
| sme->crypto.ciphers_pairwise[0])); |
| return -EINVAL; |
| } |
| /* Set the new key/index */ |
| WL_DBG(("key length (%d) key index (%d) algo (%d)\n", |
| key.len, key.index, key.algo)); |
| WL_DBG(("key \"%s\"\n", key.data)); |
| swap_key_from_BE(&key); |
| err = wldev_iovar_setbuf_bsscfg(dev, "wsec_key", &key, sizeof(key), |
| wl->ioctl_buf, WLC_IOCTL_MAXLEN, bssidx, &wl->ioctl_buf_sync); |
| if (unlikely(err)) { |
| WL_ERR(("WLC_SET_KEY error (%d)\n", err)); |
| return err; |
| } |
| if (sec->auth_type == NL80211_AUTHTYPE_SHARED_KEY) { |
| WL_DBG(("set auth_type to shared key\n")); |
| val = WL_AUTH_SHARED_KEY; /* shared key */ |
| err = wldev_iovar_setint_bsscfg(dev, "auth", val, bssidx); |
| if (unlikely(err)) { |
| WL_ERR(("set auth failed (%d)\n", err)); |
| return err; |
| } |
| } |
| } |
| } |
| return err; |
| } |
| |
| #if defined(ESCAN_RESULT_PATCH) |
| static u8 connect_req_bssid[6]; |
| static u8 broad_bssid[6]; |
| #endif /* ESCAN_RESULT_PATCH */ |
| |
| |
| |
| static s32 |
| wl_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev, |
| struct cfg80211_connect_params *sme) |
| { |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| struct ieee80211_channel *chan = sme->channel; |
| wl_extjoin_params_t *ext_join_params; |
| struct wl_join_params join_params; |
| size_t join_params_size; |
| #if defined(ROAM_ENABLE) && defined(ROAM_AP_ENV_DETECTION) |
| dhd_pub_t *dhd = (dhd_pub_t *)(wl->pub); |
| #endif /* ROAM_AP_ENV_DETECTION */ |
| s32 err = 0; |
| wpa_ie_fixed_t *wpa_ie; |
| bcm_tlv_t *wpa2_ie; |
| u8* wpaie = 0; |
| u32 wpaie_len = 0; |
| u32 chan_cnt = 0; |
| struct ether_addr bssid; |
| s32 bssidx; |
| int ret; |
| int wait_cnt; |
| |
| WL_DBG(("In\n")); |
| |
| if (unlikely(!sme->ssid)) { |
| WL_ERR(("Invalid ssid\n")); |
| return -EOPNOTSUPP; |
| } |
| |
| if (unlikely(sme->ssid_len > DOT11_MAX_SSID_LEN)) { |
| WL_ERR(("Invalid SSID info: SSID=%s, length=%d\n", |
| sme->ssid, sme->ssid_len)); |
| return -EINVAL; |
| } |
| |
| RETURN_EIO_IF_NOT_UP(wl); |
| |
| /* |
| * Cancel ongoing scan to sync up with sme state machine of cfg80211. |
| */ |
| #if !defined(ESCAN_RESULT_PATCH) |
| if (wl->scan_request) { |
| wl_notify_escan_complete(wl, dev, true, true); |
| } |
| #endif |
| #ifdef WL_SCHED_SCAN |
| /* Locks are taken in wl_cfg80211_sched_scan_stop() |
| * A start scan occuring during connect is unlikely |
| */ |
| if (wl->sched_scan_req) { |
| wl_cfg80211_sched_scan_stop(wiphy, wl_to_prmry_ndev(wl)); |
| } |
| #endif |
| #if defined(ESCAN_RESULT_PATCH) |
| if (sme->bssid) |
| memcpy(connect_req_bssid, sme->bssid, ETHER_ADDR_LEN); |
| else |
| bzero(connect_req_bssid, ETHER_ADDR_LEN); |
| bzero(broad_bssid, ETHER_ADDR_LEN); |
| #endif |
| #if defined(USE_DYNAMIC_MAXPKT_RXGLOM) |
| maxrxpktglom = 0; |
| #endif |
| bzero(&bssid, sizeof(bssid)); |
| if (!wl_get_drv_status(wl, CONNECTED, dev)&& |
| (ret = wldev_ioctl(dev, WLC_GET_BSSID, &bssid, ETHER_ADDR_LEN, false)) == 0) { |
| if (!ETHER_ISNULLADDR(&bssid)) { |
| scb_val_t scbval; |
| wl_set_drv_status(wl, DISCONNECTING, dev); |
| scbval.val = DOT11_RC_DISASSOC_LEAVING; |
| memcpy(&scbval.ea, &bssid, ETHER_ADDR_LEN); |
| scbval.val = htod32(scbval.val); |
| |
| WL_DBG(("drv status CONNECTED is not set, but connected in FW!" MACDBG "/n", |
| MAC2STRDBG(bssid.octet))); |
| err = wldev_ioctl(dev, WLC_DISASSOC, &scbval, |
| sizeof(scb_val_t), true); |
| if (unlikely(err)) { |
| wl_clr_drv_status(wl, DISCONNECTING, dev); |
| WL_ERR(("error (%d)\n", err)); |
| return err; |
| } |
| wait_cnt = 500/10; |
| while (wl_get_drv_status(wl, DISCONNECTING, dev) && wait_cnt) { |
| WL_DBG(("Waiting for disconnection terminated, wait_cnt: %d\n", |
| wait_cnt)); |
| wait_cnt--; |
| OSL_SLEEP(10); |
| } |
| } else |
| WL_DBG(("Currently not associated!\n")); |
| } else { |
| /* if status is DISCONNECTING, wait for disconnection terminated max 500 ms */ |
| wait_cnt = 500/10; |
| while (wl_get_drv_status(wl, DISCONNECTING, dev) && wait_cnt) { |
| WL_DBG(("Waiting for disconnection terminated, wait_cnt: %d\n", wait_cnt)); |
| wait_cnt--; |
| OSL_SLEEP(10); |
| } |
| } |
| |
| /* Clean BSSID */ |
| bzero(&bssid, sizeof(bssid)); |
| if (!wl_get_drv_status(wl, DISCONNECTING, dev)) |
| wl_update_prof(wl, dev, NULL, (void *)&bssid, WL_PROF_BSSID); |
| |
| if (p2p_is_on(wl) && (dev != wl_to_prmry_ndev(wl))) { |
| /* we only allow to connect using virtual interface in case of P2P */ |
| if (wl_cfgp2p_find_idx(wl, dev, &bssidx) != BCME_OK) { |
| WL_ERR(("Find p2p index from dev(%p) failed\n", dev)); |
| return BCME_ERROR; |
| } |
| wl_cfgp2p_set_management_ie(wl, dev, bssidx, |
| VNDR_IE_ASSOCREQ_FLAG, sme->ie, sme->ie_len); |
| } else if (dev == wl_to_prmry_ndev(wl)) { |
| /* find the RSN_IE */ |
| if ((wpa2_ie = bcm_parse_tlvs((u8 *)sme->ie, sme->ie_len, |
| DOT11_MNG_RSN_ID)) != NULL) { |
| WL_DBG((" WPA2 IE is found\n")); |
| } |
| /* find the WPA_IE */ |
| if ((wpa_ie = wl_cfgp2p_find_wpaie((u8 *)sme->ie, |
| sme->ie_len)) != NULL) { |
| WL_DBG((" WPA IE is found\n")); |
| } |
| if (wpa_ie != NULL || wpa2_ie != NULL) { |
| wpaie = (wpa_ie != NULL) ? (u8 *)wpa_ie : (u8 *)wpa2_ie; |
| wpaie_len = (wpa_ie != NULL) ? wpa_ie->length : wpa2_ie->len; |
| wpaie_len += WPA_RSN_IE_TAG_FIXED_LEN; |
| wldev_iovar_setbuf(dev, "wpaie", wpaie, wpaie_len, |
| wl->ioctl_buf, WLC_IOCTL_MAXLEN, &wl->ioctl_buf_sync); |
| } else { |
| wldev_iovar_setbuf(dev, "wpaie", NULL, 0, |
| wl->ioctl_buf, WLC_IOCTL_MAXLEN, &wl->ioctl_buf_sync); |
| } |
| |
| if (wl_cfgp2p_find_idx(wl, dev, &bssidx) != BCME_OK) { |
| WL_ERR(("Find p2p index from dev(%p) failed\n", dev)); |
| return BCME_ERROR; |
| } |
| err = wl_cfgp2p_set_management_ie(wl, dev, bssidx, |
| VNDR_IE_ASSOCREQ_FLAG, (u8 *)sme->ie, sme->ie_len); |
| if (unlikely(err)) { |
| return err; |
| } |
| } |
| #if defined(ROAM_ENABLE) && defined(ROAM_AP_ENV_DETECTION) |
| if (dhd->roam_env_detection && (wldev_iovar_setint(dev, "roam_env_detection", |
| AP_ENV_DETECT_NOT_USED) == BCME_OK)) { |
| s32 roam_trigger[2] = {WL_AUTO_ROAM_TRIGGER, WLC_BAND_ALL}; |
| err = wldev_ioctl(dev, WLC_SET_ROAM_TRIGGER, roam_trigger, |
| sizeof(roam_trigger), true); |
| if (unlikely(err)) { |
| WL_ERR((" failed to restore roam_trigger for auto env detection\n")); |
| } |
| } |
| #endif /* ROAM_AP_ENV_DETECTION */ |
| if (chan) { |
| wl->channel = ieee80211_frequency_to_channel(chan->center_freq); |
| chan_cnt = 1; |
| WL_DBG(("channel (%d), center_req (%d), %d channels\n", wl->channel, |
| chan->center_freq, chan_cnt)); |
| } else |
| wl->channel = 0; |
| WL_DBG(("ie (%p), ie_len (%zd)\n", sme->ie, sme->ie_len)); |
| WL_DBG(("3. set wapi version \n")); |
| err = wl_set_wpa_version(dev, sme); |
| if (unlikely(err)) { |
| WL_ERR(("Invalid wpa_version\n")); |
| return err; |
| } |
| err = wl_set_auth_type(dev, sme); |
| if (unlikely(err)) { |
| WL_ERR(("Invalid auth type\n")); |
| return err; |
| } |
| |
| err = wl_set_set_cipher(dev, sme); |
| if (unlikely(err)) { |
| WL_ERR(("Invalid ciper\n")); |
| return err; |
| } |
| |
| err = wl_set_key_mgmt(dev, sme); |
| if (unlikely(err)) { |
| WL_ERR(("Invalid key mgmt\n")); |
| return err; |
| } |
| |
| err = wl_set_set_sharedkey(dev, sme); |
| if (unlikely(err)) { |
| WL_ERR(("Invalid shared key\n")); |
| return err; |
| } |
| |
| /* |
| * Join with specific BSSID and cached SSID |
| * If SSID is zero join based on BSSID only |
| */ |
| join_params_size = WL_EXTJOIN_PARAMS_FIXED_SIZE + |
| chan_cnt * sizeof(chanspec_t); |
| ext_join_params = (wl_extjoin_params_t*)kzalloc(join_params_size, GFP_KERNEL); |
| if (ext_join_params == NULL) { |
| err = -ENOMEM; |
| wl_clr_drv_status(wl, CONNECTING, dev); |
| goto exit; |
| } |
| ext_join_params->ssid.SSID_len = min(sizeof(ext_join_params->ssid.SSID), sme->ssid_len); |
| memcpy(&ext_join_params->ssid.SSID, sme->ssid, ext_join_params->ssid.SSID_len); |
| wl_update_prof(wl, dev, NULL, &ext_join_params->ssid, WL_PROF_SSID); |
| ext_join_params->ssid.SSID_len = htod32(ext_join_params->ssid.SSID_len); |
| /* increate dwell time to receive probe response or detect Beacon |
| * from target AP at a noisy air only when channel info is provided in connect command |
| */ |
| ext_join_params->scan.active_time = chan_cnt ? WL_SCAN_JOIN_ACTIVE_DWELL_TIME_MS : -1; |
| ext_join_params->scan.passive_time = chan_cnt ? WL_SCAN_JOIN_PASSIVE_DWELL_TIME_MS : -1; |
| /* Set up join scan parameters */ |
| ext_join_params->scan.scan_type = -1; |
| ext_join_params->scan.nprobes = chan_cnt ? |
| (ext_join_params->scan.active_time/WL_SCAN_JOIN_PROBE_INTERVAL_MS) : -1; |
| ext_join_params->scan.home_time = -1; |
| |
| if (sme->bssid) |
| memcpy(&ext_join_params->assoc.bssid, sme->bssid, ETH_ALEN); |
| else |
| memcpy(&ext_join_params->assoc.bssid, ðer_bcast, ETH_ALEN); |
| ext_join_params->assoc.chanspec_num = chan_cnt; |
| if (chan_cnt) { |
| u16 channel, band, bw, ctl_sb; |
| chanspec_t chspec; |
| channel = wl->channel; |
| band = (channel <= CH_MAX_2G_CHANNEL) ? WL_CHANSPEC_BAND_2G |
| : WL_CHANSPEC_BAND_5G; |
| bw = WL_CHANSPEC_BW_20; |
| ctl_sb = WL_CHANSPEC_CTL_SB_NONE; |
| chspec = (channel | band | bw | ctl_sb); |
| ext_join_params->assoc.chanspec_list[0] &= WL_CHANSPEC_CHAN_MASK; |
| ext_join_params->assoc.chanspec_list[0] |= chspec; |
| ext_join_params->assoc.chanspec_list[0] = |
| wl_chspec_host_to_driver(ext_join_params->assoc.chanspec_list[0]); |
| } |
| ext_join_params->assoc.chanspec_num = htod32(ext_join_params->assoc.chanspec_num); |
| if (ext_join_params->ssid.SSID_len < IEEE80211_MAX_SSID_LEN) { |
| WL_INFO(("ssid \"%s\", len (%d)\n", ext_join_params->ssid.SSID, |
| ext_join_params->ssid.SSID_len)); |
| } |
| wl_set_drv_status(wl, CONNECTING, dev); |
| |
| if (wl_cfgp2p_find_idx(wl, dev, &bssidx) != BCME_OK) { |
| WL_ERR(("Find p2p index from dev(%p) failed\n", dev)); |
| return BCME_ERROR; |
| } |
| err = wldev_iovar_setbuf_bsscfg(dev, "join", ext_join_params, join_params_size, |
| wl->ioctl_buf, WLC_IOCTL_MAXLEN, bssidx, &wl->ioctl_buf_sync); |
| kfree(ext_join_params); |
| if (err) { |
| wl_clr_drv_status(wl, CONNECTING, dev); |
| if (err == BCME_UNSUPPORTED) { |
| WL_DBG(("join iovar is not supported\n")); |
| goto set_ssid; |
| } else |
| WL_ERR(("error (%d)\n", err)); |
| } else |
| goto exit; |
| |
| set_ssid: |
| memset(&join_params, 0, sizeof(join_params)); |
| join_params_size = sizeof(join_params.ssid); |
| |
| join_params.ssid.SSID_len = min(sizeof(join_params.ssid.SSID), sme->ssid_len); |
| memcpy(&join_params.ssid.SSID, sme->ssid, join_params.ssid.SSID_len); |
| join_params.ssid.SSID_len = htod32(join_params.ssid.SSID_len); |
| wl_update_prof(wl, dev, NULL, &join_params.ssid, WL_PROF_SSID); |
| if (sme->bssid) |
| memcpy(&join_params.params.bssid, sme->bssid, ETH_ALEN); |
| else |
| memcpy(&join_params.params.bssid, ðer_bcast, ETH_ALEN); |
| |
| wl_ch_to_chanspec(wl->channel, &join_params, &join_params_size); |
| WL_DBG(("join_param_size %zu\n", join_params_size)); |
| |
| if (join_params.ssid.SSID_len < IEEE80211_MAX_SSID_LEN) { |
| WL_INFO(("ssid \"%s\", len (%d)\n", join_params.ssid.SSID, |
| join_params.ssid.SSID_len)); |
| } |
| wl_set_drv_status(wl, CONNECTING, dev); |
| err = wldev_ioctl(dev, WLC_SET_SSID, &join_params, join_params_size, true); |
| if (err) { |
| WL_ERR(("error (%d)\n", err)); |
| wl_clr_drv_status(wl, CONNECTING, dev); |
| } |
| exit: |
| return err; |
| } |
| |
| static s32 |
| wl_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *dev, |
| u16 reason_code) |
| { |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| scb_val_t scbval; |
| bool act = false; |
| s32 err = 0; |
| u8 *curbssid; |
| WL_ERR(("Reason %d\n", reason_code)); |
| RETURN_EIO_IF_NOT_UP(wl); |
| act = *(bool *) wl_read_prof(wl, dev, WL_PROF_ACT); |
| curbssid = wl_read_prof(wl, dev, WL_PROF_BSSID); |
| if (act) { |
| /* |
| * Cancel ongoing scan to sync up with sme state machine of cfg80211. |
| */ |
| #if !defined(ESCAN_RESULT_PATCH) |
| /* Let scan aborted by F/W */ |
| if (wl->scan_request) { |
| wl_notify_escan_complete(wl, dev, true, true); |
| } |
| #endif /* ESCAN_RESULT_PATCH */ |
| wl_set_drv_status(wl, DISCONNECTING, dev); |
| scbval.val = reason_code; |
| memcpy(&scbval.ea, curbssid, ETHER_ADDR_LEN); |
| scbval.val = htod32(scbval.val); |
| err = wldev_ioctl(dev, WLC_DISASSOC, &scbval, |
| sizeof(scb_val_t), true); |
| if (unlikely(err)) { |
| wl_clr_drv_status(wl, DISCONNECTING, dev); |
| WL_ERR(("error (%d)\n", err)); |
| return err; |
| } |
| } |
| |
| return err; |
| } |
| |
| #if defined(WL_CFG80211_P2P_DEV_IF) |
| static s32 |
| wl_cfg80211_set_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev, |
| enum nl80211_tx_power_setting type, s32 mbm) |
| #else |
| static s32 |
| wl_cfg80211_set_tx_power(struct wiphy *wiphy, |
| enum nl80211_tx_power_setting type, s32 dbm) |
| #endif /* WL_CFG80211_P2P_DEV_IF */ |
| { |
| |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| struct net_device *ndev = wl_to_prmry_ndev(wl); |
| u16 txpwrmw; |
| s32 err = 0; |
| s32 disable = 0; |
| s32 txpwrqdbm; |
| #if defined(WL_CFG80211_P2P_DEV_IF) |
| s32 dbm = MBM_TO_DBM(mbm); |
| #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0)) || \ |
| defined(WL_COMPAT_WIRELESS) || defined(WL_SUPPORT_BACKPORTED_KPATCHES) |
| dbm = MBM_TO_DBM(dbm); |
| #endif /* WL_CFG80211_P2P_DEV_IF */ |
| |
| RETURN_EIO_IF_NOT_UP(wl); |
| switch (type) { |
| case NL80211_TX_POWER_AUTOMATIC: |
| break; |
| case NL80211_TX_POWER_LIMITED: |
| if (dbm < 0) { |
| WL_ERR(("TX_POWER_LIMITTED - dbm is negative\n")); |
| return -EINVAL; |
| } |
| break; |
| case NL80211_TX_POWER_FIXED: |
| if (dbm < 0) { |
| WL_ERR(("TX_POWER_FIXED - dbm is negative..\n")); |
| return -EINVAL; |
| } |
| break; |
| } |
| /* Make sure radio is off or on as far as software is concerned */ |
| disable = WL_RADIO_SW_DISABLE << 16; |
| disable = htod32(disable); |
| err = wldev_ioctl(ndev, WLC_SET_RADIO, &disable, sizeof(disable), true); |
| if (unlikely(err)) { |
| WL_ERR(("WLC_SET_RADIO error (%d)\n", err)); |
| return err; |
| } |
| |
| if (dbm > 0xffff) |
| txpwrmw = 0xffff; |
| else |
| txpwrmw = (u16) dbm; |
| txpwrqdbm = (s32)bcm_mw_to_qdbm(txpwrmw); |
| #ifdef SUPPORT_WL_TXPOWER |
| if (type == NL80211_TX_POWER_AUTOMATIC) |
| txpwrqdbm = 127; |
| else |
| txpwrqdbm |= WL_TXPWR_OVERRIDE; |
| #endif /* SUPPORT_WL_TXPOWER */ |
| err = wldev_iovar_setint(ndev, "qtxpower", txpwrqdbm); |
| if (unlikely(err)) { |
| WL_ERR(("qtxpower error (%d)\n", err)); |
| return err; |
| } |
| wl->conf->tx_power = dbm; |
| |
| return err; |
| } |
| |
| #if defined(WL_CFG80211_P2P_DEV_IF) |
| static s32 wl_cfg80211_get_tx_power(struct wiphy *wiphy, |
| struct wireless_dev *wdev, s32 *dbm) |
| #else |
| static s32 wl_cfg80211_get_tx_power(struct wiphy *wiphy, s32 *dbm) |
| #endif /* WL_CFG80211_P2P_DEV_IF */ |
| { |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| struct net_device *ndev = wl_to_prmry_ndev(wl); |
| s32 txpwrdbm; |
| u8 result; |
| s32 err = 0; |
| |
| RETURN_EIO_IF_NOT_UP(wl); |
| err = wldev_iovar_getint(ndev, "qtxpower", &txpwrdbm); |
| if (unlikely(err)) { |
| WL_ERR(("error (%d)\n", err)); |
| return err; |
| } |
| result = (u8) (txpwrdbm & ~WL_TXPWR_OVERRIDE); |
| *dbm = (s32) bcm_qdbm_to_mw(result); |
| |
| return err; |
| } |
| |
| static s32 |
| wl_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *dev, |
| u8 key_idx, bool unicast, bool multicast) |
| { |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| u32 index; |
| s32 wsec; |
| s32 err = 0; |
| s32 bssidx; |
| if (wl_cfgp2p_find_idx(wl, dev, &bssidx) != BCME_OK) { |
| WL_ERR(("Find p2p index from dev(%p) failed\n", dev)); |
| return BCME_ERROR; |
| } |
| |
| WL_DBG(("key index (%d)\n", key_idx)); |
| RETURN_EIO_IF_NOT_UP(wl); |
| err = wldev_iovar_getint_bsscfg(dev, "wsec", &wsec, bssidx); |
| if (unlikely(err)) { |
| WL_ERR(("WLC_GET_WSEC error (%d)\n", err)); |
| return err; |
| } |
| /* fix IOT issue with Apple Airport */ |
| if (wsec == WEP_ENABLED) { |
| /* Just select a new current key */ |
| index = (u32) key_idx; |
| index = htod32(index); |
| err = wldev_ioctl(dev, WLC_SET_KEY_PRIMARY, &index, |
| sizeof(index), true); |
| if (unlikely(err)) { |
| WL_ERR(("error (%d)\n", err)); |
| } |
| } |
| return err; |
| } |
| |
| static s32 |
| wl_add_keyext(struct wiphy *wiphy, struct net_device *dev, |
| u8 key_idx, const u8 *mac_addr, struct key_params *params) |
| { |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| struct wl_wsec_key key; |
| s32 err = 0; |
| s32 bssidx; |
| s32 mode = wl_get_mode_by_netdev(wl, dev); |
| if (wl_cfgp2p_find_idx(wl, dev, &bssidx) != BCME_OK) { |
| WL_ERR(("Find p2p index from dev(%p) failed\n", dev)); |
| return BCME_ERROR; |
| } |
| memset(&key, 0, sizeof(key)); |
| key.index = (u32) key_idx; |
| |
| if (!ETHER_ISMULTI(mac_addr)) |
| memcpy((char *)&key.ea, (void *)mac_addr, ETHER_ADDR_LEN); |
| key.len = (u32) params->key_len; |
| |
| /* check for key index change */ |
| if (key.len == 0) { |
| /* key delete */ |
| swap_key_from_BE(&key); |
| err = wldev_iovar_setbuf_bsscfg(dev, "wsec_key", &key, sizeof(key), |
| wl->ioctl_buf, WLC_IOCTL_MAXLEN, bssidx, &wl->ioctl_buf_sync); |
| if (unlikely(err)) { |
| WL_ERR(("key delete error (%d)\n", err)); |
| return err; |
| } |
| } else { |
| if (key.len > sizeof(key.data)) { |
| WL_ERR(("Invalid key length (%d)\n", key.len)); |
| return -EINVAL; |
| } |
| WL_DBG(("Setting the key index %d\n", key.index)); |
| memcpy(key.data, params->key, key.len); |
| |
| if ((mode == WL_MODE_BSS) && |
| (params->cipher == WLAN_CIPHER_SUITE_TKIP)) { |
| u8 keybuf[8]; |
| memcpy(keybuf, &key.data[24], sizeof(keybuf)); |
| memcpy(&key.data[24], &key.data[16], sizeof(keybuf)); |
| memcpy(&key.data[16], keybuf, sizeof(keybuf)); |
| } |
| |
| /* if IW_ENCODE_EXT_RX_SEQ_VALID set */ |
| if (params->seq && params->seq_len == 6) { |
| /* rx iv */ |
| u8 *ivptr; |
| ivptr = (u8 *) params->seq; |
| key.rxiv.hi = (ivptr[5] << 24) | (ivptr[4] << 16) | |
| (ivptr[3] << 8) | ivptr[2]; |
| key.rxiv.lo = (ivptr[1] << 8) | ivptr[0]; |
| key.iv_initialized = true; |
| } |
| |
| switch (params->cipher) { |
| case WLAN_CIPHER_SUITE_WEP40: |
| key.algo = CRYPTO_ALGO_WEP1; |
| WL_DBG(("WLAN_CIPHER_SUITE_WEP40\n")); |
| break; |
| case WLAN_CIPHER_SUITE_WEP104: |
| key.algo = CRYPTO_ALGO_WEP128; |
| WL_DBG(("WLAN_CIPHER_SUITE_WEP104\n")); |
| break; |
| case WLAN_CIPHER_SUITE_TKIP: |
| key.algo = CRYPTO_ALGO_TKIP; |
| WL_DBG(("WLAN_CIPHER_SUITE_TKIP\n")); |
| break; |
| case WLAN_CIPHER_SUITE_AES_CMAC: |
| key.algo = CRYPTO_ALGO_AES_CCM; |
| WL_DBG(("WLAN_CIPHER_SUITE_AES_CMAC\n")); |
| break; |
| case WLAN_CIPHER_SUITE_CCMP: |
| key.algo = CRYPTO_ALGO_AES_CCM; |
| WL_DBG(("WLAN_CIPHER_SUITE_CCMP\n")); |
| break; |
| default: |
| WL_ERR(("Invalid cipher (0x%x)\n", params->cipher)); |
| return -EINVAL; |
| } |
| swap_key_from_BE(&key); |
| /* need to guarantee EAPOL 4/4 send out before set key */ |
| dhd_wait_pend8021x(dev); |
| err = wldev_iovar_setbuf_bsscfg(dev, "wsec_key", &key, sizeof(key), |
| wl->ioctl_buf, WLC_IOCTL_MAXLEN, bssidx, &wl->ioctl_buf_sync); |
| if (unlikely(err)) { |
| WL_ERR(("WLC_SET_KEY error (%d)\n", err)); |
| return err; |
| } |
| } |
| return err; |
| } |
| |
| static s32 |
| wl_cfg80211_add_key(struct wiphy *wiphy, struct net_device *dev, |
| u8 key_idx, bool pairwise, const u8 *mac_addr, |
| struct key_params *params) |
| { |
| struct wl_wsec_key key; |
| s32 val = 0; |
| s32 wsec = 0; |
| s32 err = 0; |
| u8 keybuf[8]; |
| s32 bssidx = 0; |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| s32 mode = wl_get_mode_by_netdev(wl, dev); |
| WL_DBG(("key index (%d)\n", key_idx)); |
| RETURN_EIO_IF_NOT_UP(wl); |
| |
| if (wl_cfgp2p_find_idx(wl, dev, &bssidx) != BCME_OK) { |
| WL_ERR(("Find p2p index from dev(%p) failed\n", dev)); |
| return BCME_ERROR; |
| } |
| |
| if (mac_addr && |
| ((params->cipher != WLAN_CIPHER_SUITE_WEP40) && |
| (params->cipher != WLAN_CIPHER_SUITE_WEP104))) { |
| wl_add_keyext(wiphy, dev, key_idx, mac_addr, params); |
| goto exit; |
| } |
| memset(&key, 0, sizeof(key)); |
| |
| key.len = (u32) params->key_len; |
| key.index = (u32) key_idx; |
| |
| if (unlikely(key.len > sizeof(key.data))) { |
| WL_ERR(("Too long key length (%u)\n", key.len)); |
| return -EINVAL; |
| } |
| memcpy(key.data, params->key, key.len); |
| |
| key.flags = WL_PRIMARY_KEY; |
| switch (params->cipher) { |
| case WLAN_CIPHER_SUITE_WEP40: |
| key.algo = CRYPTO_ALGO_WEP1; |
| val = WEP_ENABLED; |
| WL_DBG(("WLAN_CIPHER_SUITE_WEP40\n")); |
| break; |
| case WLAN_CIPHER_SUITE_WEP104: |
| key.algo = CRYPTO_ALGO_WEP128; |
| val = WEP_ENABLED; |
| WL_DBG(("WLAN_CIPHER_SUITE_WEP104\n")); |
| break; |
| case WLAN_CIPHER_SUITE_TKIP: |
| key.algo = CRYPTO_ALGO_TKIP; |
| val = TKIP_ENABLED; |
| /* wpa_supplicant switches the third and fourth quarters of the TKIP key */ |
| if (mode == WL_MODE_BSS) { |
| bcopy(&key.data[24], keybuf, sizeof(keybuf)); |
| bcopy(&key.data[16], &key.data[24], sizeof(keybuf)); |
| bcopy(keybuf, &key.data[16], sizeof(keybuf)); |
| } |
| WL_DBG(("WLAN_CIPHER_SUITE_TKIP\n")); |
| break; |
| case WLAN_CIPHER_SUITE_AES_CMAC: |
| key.algo = CRYPTO_ALGO_AES_CCM; |
| val = AES_ENABLED; |
| WL_DBG(("WLAN_CIPHER_SUITE_AES_CMAC\n")); |
| break; |
| case WLAN_CIPHER_SUITE_CCMP: |
| key.algo = CRYPTO_ALGO_AES_CCM; |
| val = AES_ENABLED; |
| WL_DBG(("WLAN_CIPHER_SUITE_CCMP\n")); |
| break; |
| default: |
| WL_ERR(("Invalid cipher (0x%x)\n", params->cipher)); |
| return -EINVAL; |
| } |
| |
| /* Set the new key/index */ |
| if ((mode == WL_MODE_IBSS) && (val & (TKIP_ENABLED | AES_ENABLED))) { |
| WL_ERR(("IBSS KEY setted\n")); |
| wldev_iovar_setint(dev, "wpa_auth", WPA_AUTH_NONE); |
| } |
| swap_key_from_BE(&key); |
| err = wldev_iovar_setbuf_bsscfg(dev, "wsec_key", &key, sizeof(key), wl->ioctl_buf, |
| WLC_IOCTL_MAXLEN, bssidx, &wl->ioctl_buf_sync); |
| if (unlikely(err)) { |
| WL_ERR(("WLC_SET_KEY error (%d)\n", err)); |
| return err; |
| } |
| |
| exit: |
| err = wldev_iovar_getint_bsscfg(dev, "wsec", &wsec, bssidx); |
| if (unlikely(err)) { |
| WL_ERR(("get wsec error (%d)\n", err)); |
| return err; |
| } |
| |
| wsec |= val; |
| err = wldev_iovar_setint_bsscfg(dev, "wsec", wsec, bssidx); |
| if (unlikely(err)) { |
| WL_ERR(("set wsec error (%d)\n", err)); |
| return err; |
| } |
| |
| return err; |
| } |
| |
| static s32 |
| wl_cfg80211_del_key(struct wiphy *wiphy, struct net_device *dev, |
| u8 key_idx, bool pairwise, const u8 *mac_addr) |
| { |
| struct wl_wsec_key key; |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| s32 err = 0; |
| s32 bssidx; |
| if (wl_cfgp2p_find_idx(wl, dev, &bssidx) != BCME_OK) { |
| WL_ERR(("Find p2p index from dev(%p) failed\n", dev)); |
| return BCME_ERROR; |
| } |
| WL_DBG(("Enter\n")); |
| |
| #ifndef IEEE80211W |
| if ((key_idx >= DOT11_MAX_DEFAULT_KEYS) && (key_idx < DOT11_MAX_DEFAULT_KEYS+2)) |
| return -EINVAL; |
| #endif |
| |
| RETURN_EIO_IF_NOT_UP(wl); |
| memset(&key, 0, sizeof(key)); |
| |
| key.flags = WL_PRIMARY_KEY; |
| key.algo = CRYPTO_ALGO_OFF; |
| key.index = (u32) key_idx; |
| |
| WL_DBG(("key index (%d)\n", key_idx)); |
| /* Set the new key/index */ |
| swap_key_from_BE(&key); |
| err = wldev_iovar_setbuf_bsscfg(dev, "wsec_key", &key, sizeof(key), wl->ioctl_buf, |
| WLC_IOCTL_MAXLEN, bssidx, &wl->ioctl_buf_sync); |
| if (unlikely(err)) { |
| if (err == -EINVAL) { |
| if (key.index >= DOT11_MAX_DEFAULT_KEYS) { |
| /* we ignore this key index in this case */ |
| WL_DBG(("invalid key index (%d)\n", key_idx)); |
| } |
| } else { |
| WL_ERR(("WLC_SET_KEY error (%d)\n", err)); |
| } |
| return err; |
| } |
| return err; |
| } |
| |
| static s32 |
| wl_cfg80211_get_key(struct wiphy *wiphy, struct net_device *dev, |
| u8 key_idx, bool pairwise, const u8 *mac_addr, void *cookie, |
| void (*callback) (void *cookie, struct key_params * params)) |
| { |
| struct key_params params; |
| struct wl_wsec_key key; |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| struct wl_security *sec; |
| s32 wsec; |
| s32 err = 0; |
| s32 bssidx; |
| if (wl_cfgp2p_find_idx(wl, dev, &bssidx) != BCME_OK) { |
| WL_ERR(("Find p2p index from dev(%p) failed\n", dev)); |
| return BCME_ERROR; |
| } |
| WL_DBG(("key index (%d)\n", key_idx)); |
| RETURN_EIO_IF_NOT_UP(wl); |
| memset(&key, 0, sizeof(key)); |
| key.index = key_idx; |
| swap_key_to_BE(&key); |
| memset(¶ms, 0, sizeof(params)); |
| params.key_len = (u8) min_t(u8, DOT11_MAX_KEY_SIZE, key.len); |
| memcpy(params.key, key.data, params.key_len); |
| |
| err = wldev_iovar_getint_bsscfg(dev, "wsec", &wsec, bssidx); |
| if (unlikely(err)) { |
| WL_ERR(("WLC_GET_WSEC error (%d)\n", err)); |
| return err; |
| } |
| switch (wsec & ~SES_OW_ENABLED) { |
| case WEP_ENABLED: |
| sec = wl_read_prof(wl, dev, WL_PROF_SEC); |
| if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP40) { |
| params.cipher = WLAN_CIPHER_SUITE_WEP40; |
| WL_DBG(("WLAN_CIPHER_SUITE_WEP40\n")); |
| } else if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP104) { |
| params.cipher = WLAN_CIPHER_SUITE_WEP104; |
| WL_DBG(("WLAN_CIPHER_SUITE_WEP104\n")); |
| } |
| break; |
| case TKIP_ENABLED: |
| params.cipher = WLAN_CIPHER_SUITE_TKIP; |
| WL_DBG(("WLAN_CIPHER_SUITE_TKIP\n")); |
| break; |
| case AES_ENABLED: |
| params.cipher = WLAN_CIPHER_SUITE_AES_CMAC; |
| WL_DBG(("WLAN_CIPHER_SUITE_AES_CMAC\n")); |
| break; |
| default: |
| WL_ERR(("Invalid algo (0x%x)\n", wsec)); |
| return -EINVAL; |
| } |
| |
| callback(cookie, ¶ms); |
| return err; |
| } |
| |
| static s32 |
| wl_cfg80211_config_default_mgmt_key(struct wiphy *wiphy, |
| struct net_device *dev, u8 key_idx) |
| { |
| WL_INFO(("Not supported\n")); |
| return -EOPNOTSUPP; |
| } |
| |
| static s32 |
| wl_cfg80211_get_station(struct wiphy *wiphy, struct net_device *dev, |
| u8 *mac, struct station_info *sinfo) |
| { |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| scb_val_t scb_val; |
| s32 rssi; |
| s32 rate; |
| s32 err = 0; |
| sta_info_t *sta; |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 0, 0)) || 0 |
| s8 eabuf[ETHER_ADDR_STR_LEN]; |
| #endif |
| dhd_pub_t *dhd = (dhd_pub_t *)(wl->pub); |
| RETURN_EIO_IF_NOT_UP(wl); |
| if (wl_get_mode_by_netdev(wl, dev) == WL_MODE_AP) { |
| err = wldev_iovar_getbuf(dev, "sta_info", (struct ether_addr *)mac, |
| ETHER_ADDR_LEN, wl->ioctl_buf, WLC_IOCTL_SMLEN, &wl->ioctl_buf_sync); |
| if (err < 0) { |
| WL_ERR(("GET STA INFO failed, %d\n", err)); |
| return err; |
| } |
| sinfo->filled = STATION_INFO_INACTIVE_TIME; |
| sta = (sta_info_t *)wl->ioctl_buf; |
| sta->len = dtoh16(sta->len); |
| sta->cap = dtoh16(sta->cap); |
| sta->flags = dtoh32(sta->flags); |
| sta->idle = dtoh32(sta->idle); |
| sta->in = dtoh32(sta->in); |
| sinfo->inactive_time = sta->idle * 1000; |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 0, 0)) || 0 |
| if (sta->flags & WL_STA_ASSOC) { |
| sinfo->filled |= STATION_INFO_CONNECTED_TIME; |
| sinfo->connected_time = sta->in; |
| } |
| WL_INFO(("STA %s : idle time : %d sec, connected time :%d ms\n", |
| bcm_ether_ntoa((const struct ether_addr *)mac, eabuf), sinfo->inactive_time, |
| sta->idle * 1000)); |
| #endif |
| } else if (wl_get_mode_by_netdev(wl, dev) == WL_MODE_BSS || |
| wl_get_mode_by_netdev(wl, dev) == WL_MODE_IBSS) { |
| get_pktcnt_t pktcnt; |
| u8 *curmacp = wl_read_prof(wl, dev, WL_PROF_BSSID); |
| if (!wl_get_drv_status(wl, CONNECTED, dev) || |
| (dhd_is_associated(dhd, NULL, &err) == FALSE)) { |
| WL_ERR(("NOT assoc\n")); |
| if (err == -ERESTARTSYS) |
| return err; |
| err = -ENODEV; |
| return err; |
| } |
| if (memcmp(mac, curmacp, ETHER_ADDR_LEN)) { |
| WL_ERR(("Wrong Mac address: "MACDBG" != "MACDBG"\n", |
| MAC2STRDBG(mac), MAC2STRDBG(curmacp))); |
| } |
| |
| /* Report the current tx rate */ |
| err = wldev_ioctl(dev, WLC_GET_RATE, &rate, sizeof(rate), false); |
| if (err) { |
| WL_ERR(("Could not get rate (%d)\n", err)); |
| } else { |
| #if defined(USE_DYNAMIC_MAXPKT_RXGLOM) |
| int rxpktglom; |
| #endif |
| rate = dtoh32(rate); |
| sinfo->filled |= STATION_INFO_TX_BITRATE; |
| sinfo->txrate.legacy = rate * 5; |
| WL_DBG(("Rate %d Mbps\n", (rate / 2))); |
| #if defined(USE_DYNAMIC_MAXPKT_RXGLOM) |
| rxpktglom = ((rate/2) > 150) ? 20 : 10; |
| |
| if (maxrxpktglom != rxpktglom) { |
| maxrxpktglom = rxpktglom; |
| WL_DBG(("Rate %d Mbps, update bus:maxtxpktglom=%d\n", (rate/2), |
| maxrxpktglom)); |
| err = wldev_iovar_setbuf(dev, "bus:maxtxpktglom", |
| (char*)&maxrxpktglom, 4, wl->ioctl_buf, |
| WLC_IOCTL_MAXLEN, NULL); |
| if (err < 0) { |
| WL_ERR(("set bus:maxtxpktglom failed, %d\n", err)); |
| } |
| } |
| #endif |
| } |
| |
| memset(&scb_val, 0, sizeof(scb_val)); |
| scb_val.val = 0; |
| err = wldev_ioctl(dev, WLC_GET_RSSI, &scb_val, |
| sizeof(scb_val_t), false); |
| if (err) { |
| WL_ERR(("Could not get rssi (%d)\n", err)); |
| goto get_station_err; |
| } |
| rssi = dtoh32(scb_val.val) + RSSI_OFFSET; |
| sinfo->filled |= STATION_INFO_SIGNAL; |
| sinfo->signal = rssi; |
| WL_DBG(("RSSI %d dBm\n", rssi)); |
| err = wldev_ioctl(dev, WLC_GET_PKTCNTS, &pktcnt, |
| sizeof(pktcnt), false); |
| if (!err) { |
| sinfo->filled |= (STATION_INFO_RX_PACKETS | |
| STATION_INFO_RX_DROP_MISC | |
| STATION_INFO_TX_PACKETS | |
| STATION_INFO_TX_FAILED); |
| sinfo->rx_packets = pktcnt.rx_good_pkt; |
| sinfo->rx_dropped_misc = pktcnt.rx_bad_pkt; |
| sinfo->tx_packets = pktcnt.tx_good_pkt; |
| sinfo->tx_failed = pktcnt.tx_bad_pkt; |
| } |
| get_station_err: |
| if (err && (err != -ERESTARTSYS)) { |
| /* Disconnect due to zero BSSID or error to get RSSI */ |
| WL_ERR(("force cfg80211_disconnected: %d\n", err)); |
| wl_clr_drv_status(wl, CONNECTED, dev); |
| cfg80211_disconnected(dev, 0, NULL, 0, GFP_KERNEL); |
| wl_link_down(wl); |
| } |
| } |
| else { |
| WL_ERR(("Invalid device mode %d\n", wl_get_mode_by_netdev(wl, dev))); |
| } |
| |
| return err; |
| } |
| |
| /* Function to update sta power save mode for Kernel wifi stack */ |
| int wl_cfg80211_update_power_mode(struct net_device *dev) |
| { |
| int pm = -1; |
| int err; |
| |
| err = wldev_ioctl(dev, WLC_GET_PM, &pm, sizeof(pm), false); |
| if (err || (pm == -1)) { |
| WL_ERR(("error (%d)\n", err)); |
| } else { |
| pm = (pm == PM_OFF) ? false : true; |
| WL_DBG(("%s: %d\n", __func__, pm)); |
| if (dev->ieee80211_ptr) |
| dev->ieee80211_ptr->ps = pm; |
| } |
| return err; |
| } |
| |
| static s32 |
| wl_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev, |
| bool enabled, s32 timeout) |
| { |
| s32 pm; |
| s32 err = 0; |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| struct net_info *_net_info = wl_get_netinfo_by_netdev(wl, dev); |
| #if !defined(SUPPORT_PM2_ONLY) |
| dhd_pub_t *dhd = (dhd_pub_t *)(wl->pub); |
| #endif /* (OEM_ANDROID) */ |
| RETURN_EIO_IF_NOT_UP(wl); |
| WL_DBG(("Enter\n")); |
| #if defined(WL_ENABLE_P2P_IF) |
| if (wl->p2p_net == dev || _net_info == NULL || wl->vsdb_mode || |
| !wl_get_drv_status(wl, CONNECTED, dev)) { |
| #else |
| if (_net_info == NULL || wl->vsdb_mode || |
| !wl_get_drv_status(wl, CONNECTED, dev)) { |
| #endif /* WL_ENABLE_P2P_IF */ |
| return err; |
| } |
| WL_DBG(("%s: Enter power save enabled %d\n", dev->name, enabled)); |
| |
| /* Delete pm_enable_work */ |
| if (wl->pm_enable_work_on) { |
| cancel_delayed_work_sync(&wl->pm_enable_work); |
| wl->pm_enable_work_on = false; |
| } |
| |
| #if !defined(SUPPORT_PM2_ONLY) |
| /* android has special hooks to change pm when kernel suspended */ |
| pm = enabled ? ((dhd->in_suspend) ? PM_MAX : PM_FAST) : PM_OFF; |
| #else |
| pm = enabled ? PM_FAST : PM_OFF; |
| #endif /* SUPPORT_PM2_ONLY */ |
| if (_net_info->pm_block) { |
| WL_ERR(("%s:Do not enable the power save for pm_block %d\n", |
| dev->name, _net_info->pm_block)); |
| pm = PM_OFF; |
| } |
| pm = htod32(pm); |
| WL_DBG(("%s:power save %s\n", dev->name, (pm ? "enabled" : "disabled"))); |
| err = wldev_ioctl(dev, WLC_SET_PM, &pm, sizeof(pm), true); |
| if (unlikely(err)) { |
| if (err == -ENODEV) |
| WL_DBG(("net_device is not ready yet\n")); |
| else |
| WL_ERR(("error (%d)\n", err)); |
| return err; |
| } |
| return err; |
| } |
| |
| static __used u32 wl_find_msb(u16 bit16) |
| { |
| u32 ret = 0; |
| |
| if (bit16 & 0xff00) { |
| ret += 8; |
| bit16 >>= 8; |
| } |
| |
| if (bit16 & 0xf0) { |
| ret += 4; |
| bit16 >>= 4; |
| } |
| |
| if (bit16 & 0xc) { |
| ret += 2; |
| bit16 >>= 2; |
| } |
| |
| if (bit16 & 2) |
| ret += bit16 & 2; |
| else if (bit16) |
| ret += bit16; |
| |
| return ret; |
| } |
| |
| static s32 wl_cfg80211_resume(struct wiphy *wiphy) |
| { |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| struct net_device *ndev = wl_to_prmry_ndev(wl); |
| s32 err = 0; |
| |
| if (unlikely(!wl_get_drv_status(wl, READY, ndev))) { |
| WL_INFO(("device is not ready\n")); |
| return 0; |
| } |
| |
| wl_invoke_iscan(wl); |
| |
| return err; |
| } |
| |
| #if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 39)) || 0 |
| static s32 wl_cfg80211_suspend(struct wiphy *wiphy, struct cfg80211_wowlan *wow) |
| #else |
| static s32 wl_cfg80211_suspend(struct wiphy *wiphy) |
| #endif |
| { |
| #ifdef DHD_CLEAR_ON_SUSPEND |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| struct net_info *iter, *next; |
| struct net_device *ndev = wl_to_prmry_ndev(wl); |
| unsigned long flags; |
| if (unlikely(!wl_get_drv_status(wl, READY, ndev))) { |
| WL_INFO(("device is not ready : status (%d)\n", |
| (int)wl->status)); |
| return 0; |
| } |
| for_each_ndev(wl, iter, next) |
| wl_set_drv_status(wl, SCAN_ABORTING, iter->ndev); |
| wl_term_iscan(wl); |
| spin_lock_irqsave(&wl->cfgdrv_lock, flags); |
| if (wl->scan_request) { |
| cfg80211_scan_done(wl->scan_request, true); |
| wl->scan_request = NULL; |
| } |
| for_each_ndev(wl, iter, next) { |
| wl_clr_drv_status(wl, SCANNING, iter->ndev); |
| wl_clr_drv_status(wl, SCAN_ABORTING, iter->ndev); |
| } |
| spin_unlock_irqrestore(&wl->cfgdrv_lock, flags); |
| for_each_ndev(wl, iter, next) { |
| if (wl_get_drv_status(wl, CONNECTING, iter->ndev)) { |
| wl_bss_connect_done(wl, iter->ndev, NULL, NULL, false); |
| } |
| } |
| #endif /* DHD_CLEAR_ON_SUSPEND */ |
| return 0; |
| } |
| |
| static s32 |
| wl_update_pmklist(struct net_device *dev, struct wl_pmk_list *pmk_list, |
| s32 err) |
| { |
| int i, j; |
| struct wl_priv *wl = wlcfg_drv_priv; |
| struct net_device *primary_dev = wl_to_prmry_ndev(wl); |
| |
| if (!pmk_list) { |
| printk("pmk_list is NULL\n"); |
| return -EINVAL; |
| } |
| /* pmk list is supported only for STA interface i.e. primary interface |
| * Refer code wlc_bsscfg.c->wlc_bsscfg_sta_init |
| */ |
| if (primary_dev != dev) { |
| WL_INFO(("Not supporting Flushing pmklist on virtual" |
| " interfaces than primary interface\n")); |
| return err; |
| } |
| |
| WL_DBG(("No of elements %d\n", pmk_list->pmkids.npmkid)); |
| for (i = 0; i < pmk_list->pmkids.npmkid; i++) { |
| WL_DBG(("PMKID[%d]: %pM =\n", i, |
| &pmk_list->pmkids.pmkid[i].BSSID)); |
| for (j = 0; j < WPA2_PMKID_LEN; j++) { |
| WL_DBG(("%02x\n", pmk_list->pmkids.pmkid[i].PMKID[j])); |
| } |
| } |
| if (likely(!err)) { |
| err = wldev_iovar_setbuf(dev, "pmkid_info", (char *)pmk_list, |
| sizeof(*pmk_list), wl->ioctl_buf, WLC_IOCTL_MAXLEN, NULL); |
| } |
| |
| return err; |
| } |
| |
| static s32 |
| wl_cfg80211_set_pmksa(struct wiphy *wiphy, struct net_device *dev, |
| struct cfg80211_pmksa *pmksa) |
| { |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| s32 err = 0; |
| int i; |
| |
| RETURN_EIO_IF_NOT_UP(wl); |
| for (i = 0; i < wl->pmk_list->pmkids.npmkid; i++) |
| if (!memcmp(pmksa->bssid, &wl->pmk_list->pmkids.pmkid[i].BSSID, |
| ETHER_ADDR_LEN)) |
| break; |
| if (i < WL_NUM_PMKIDS_MAX) { |
| memcpy(&wl->pmk_list->pmkids.pmkid[i].BSSID, pmksa->bssid, |
| ETHER_ADDR_LEN); |
| memcpy(&wl->pmk_list->pmkids.pmkid[i].PMKID, pmksa->pmkid, |
| WPA2_PMKID_LEN); |
| if (i == wl->pmk_list->pmkids.npmkid) |
| wl->pmk_list->pmkids.npmkid++; |
| } else { |
| err = -EINVAL; |
| } |
| WL_DBG(("set_pmksa,IW_PMKSA_ADD - PMKID: %pM =\n", |
| &wl->pmk_list->pmkids.pmkid[wl->pmk_list->pmkids.npmkid - 1].BSSID)); |
| for (i = 0; i < WPA2_PMKID_LEN; i++) { |
| WL_DBG(("%02x\n", |
| wl->pmk_list->pmkids.pmkid[wl->pmk_list->pmkids.npmkid - 1]. |
| PMKID[i])); |
| } |
| |
| err = wl_update_pmklist(dev, wl->pmk_list, err); |
| |
| return err; |
| } |
| |
| static s32 |
| wl_cfg80211_del_pmksa(struct wiphy *wiphy, struct net_device *dev, |
| struct cfg80211_pmksa *pmksa) |
| { |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| struct _pmkid_list pmkid = {0}; |
| s32 err = 0; |
| int i; |
| |
| RETURN_EIO_IF_NOT_UP(wl); |
| memcpy(&pmkid.pmkid[0].BSSID, pmksa->bssid, ETHER_ADDR_LEN); |
| memcpy(pmkid.pmkid[0].PMKID, pmksa->pmkid, WPA2_PMKID_LEN); |
| |
| WL_DBG(("del_pmksa,IW_PMKSA_REMOVE - PMKID: %pM =\n", |
| &pmkid.pmkid[0].BSSID)); |
| for (i = 0; i < WPA2_PMKID_LEN; i++) { |
| WL_DBG(("%02x\n", pmkid.pmkid[0].PMKID[i])); |
| } |
| |
| for (i = 0; i < wl->pmk_list->pmkids.npmkid; i++) |
| if (!memcmp |
| (pmksa->bssid, &wl->pmk_list->pmkids.pmkid[i].BSSID, |
| ETHER_ADDR_LEN)) |
| break; |
| |
| if ((wl->pmk_list->pmkids.npmkid > 0) && |
| (i < wl->pmk_list->pmkids.npmkid)) { |
| memset(&wl->pmk_list->pmkids.pmkid[i], 0, sizeof(pmkid_t)); |
| for (; i < (wl->pmk_list->pmkids.npmkid - 1); i++) { |
| memcpy(&wl->pmk_list->pmkids.pmkid[i].BSSID, |
| &wl->pmk_list->pmkids.pmkid[i + 1].BSSID, |
| ETHER_ADDR_LEN); |
| memcpy(&wl->pmk_list->pmkids.pmkid[i].PMKID, |
| &wl->pmk_list->pmkids.pmkid[i + 1].PMKID, |
| WPA2_PMKID_LEN); |
| } |
| wl->pmk_list->pmkids.npmkid--; |
| } else { |
| err = -EINVAL; |
| } |
| |
| err = wl_update_pmklist(dev, wl->pmk_list, err); |
| |
| return err; |
| |
| } |
| |
| static s32 |
| wl_cfg80211_flush_pmksa(struct wiphy *wiphy, struct net_device *dev) |
| { |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| s32 err = 0; |
| RETURN_EIO_IF_NOT_UP(wl); |
| memset(wl->pmk_list, 0, sizeof(*wl->pmk_list)); |
| err = wl_update_pmklist(dev, wl->pmk_list, err); |
| return err; |
| |
| } |
| |
| static wl_scan_params_t * |
| wl_cfg80211_scan_alloc_params(int channel, int nprobes, int *out_params_size) |
| { |
| wl_scan_params_t *params; |
| int params_size; |
| int num_chans; |
| |
| *out_params_size = 0; |
| |
| /* Our scan params only need space for 1 channel and 0 ssids */ |
| params_size = WL_SCAN_PARAMS_FIXED_SIZE + 1 * sizeof(uint16); |
| params = (wl_scan_params_t*) kzalloc(params_size, GFP_KERNEL); |
| if (params == NULL) { |
| WL_ERR(("mem alloc failed (%d bytes)\n", params_size)); |
| return params; |
| } |
| memset(params, 0, params_size); |
| params->nprobes = nprobes; |
| |
| num_chans = (channel == 0) ? 0 : 1; |
| |
| memcpy(¶ms->bssid, ðer_bcast, ETHER_ADDR_LEN); |
| params->bss_type = DOT11_BSSTYPE_ANY; |
| params->scan_type = DOT11_SCANTYPE_ACTIVE; |
| params->nprobes = htod32(1); |
| params->active_time = htod32(-1); |
| params->passive_time = htod32(-1); |
| params->home_time = htod32(10); |
| if (channel == -1) |
| params->channel_list[0] = htodchanspec(channel); |
| else |
| params->channel_list[0] = wl_ch_host_to_driver(channel); |
| |
| /* Our scan params have 1 channel and 0 ssids */ |
| params->channel_num = htod32((0 << WL_SCAN_PARAMS_NSSID_SHIFT) | |
| (num_chans & WL_SCAN_PARAMS_COUNT_MASK)); |
| |
| *out_params_size = params_size; /* rtn size to the caller */ |
| return params; |
| } |
| |
| #if defined(WL_CFG80211_P2P_DEV_IF) |
| static s32 |
| wl_cfg80211_remain_on_channel(struct wiphy *wiphy, bcm_struct_cfgdev *cfgdev, |
| struct ieee80211_channel *channel, unsigned int duration, u64 *cookie) |
| #else |
| static s32 |
| wl_cfg80211_remain_on_channel(struct wiphy *wiphy, bcm_struct_cfgdev *cfgdev, |
| struct ieee80211_channel * channel, |
| enum nl80211_channel_type channel_type, |
| unsigned int duration, u64 *cookie) |
| #endif /* WL_CFG80211_P2P_DEV_IF */ |
| { |
| s32 target_channel; |
| u32 id; |
| s32 err = BCME_OK; |
| struct ether_addr primary_mac; |
| struct net_device *ndev = NULL; |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| |
| ndev = cfgdev_to_wlc_ndev(cfgdev, wl); |
| |
| WL_DBG(("Enter, channel: %d, duration ms (%d) SCANNING ?? %s \n", |
| ieee80211_frequency_to_channel(channel->center_freq), |
| duration, (wl_get_drv_status(wl, SCANNING, ndev)) ? "YES":"NO")); |
| |
| if (!wl->p2p) { |
| WL_ERR(("wl->p2p is not initialized\n")); |
| err = BCME_ERROR; |
| goto exit; |
| } |
| |
| #ifndef WL_CFG80211_VSDB_PRIORITIZE_SCAN_REQUEST |
| if (wl_get_drv_status_all(wl, SCANNING)) { |
| wl_notify_escan_complete(wl, wl->escan_info.ndev, true, true); |
| } |
| #endif /* not WL_CFG80211_VSDB_PRIORITIZE_SCAN_REQUEST */ |
| |
| target_channel = ieee80211_frequency_to_channel(channel->center_freq); |
| memcpy(&wl->remain_on_chan, channel, sizeof(struct ieee80211_channel)); |
| #if defined(WL_ENABLE_P2P_IF) |
| wl->remain_on_chan_type = channel_type; |
| #endif /* WL_ENABLE_P2P_IF */ |
| id = ++wl->last_roc_id; |
| if (id == 0) |
| id = ++wl->last_roc_id; |
| *cookie = id; |
| |
| #ifdef WL_CFG80211_VSDB_PRIORITIZE_SCAN_REQUEST |
| if (wl_get_drv_status(wl, SCANNING, ndev)) { |
| struct timer_list *_timer; |
| WL_DBG(("scan is running. go to fake listen state\n")); |
| |
| wl_set_drv_status(wl, FAKE_REMAINING_ON_CHANNEL, ndev); |
| |
| if (timer_pending(&wl->p2p->listen_timer)) { |
| WL_DBG(("cancel current listen timer \n")); |
| del_timer_sync(&wl->p2p->listen_timer); |
| } |
| |
| _timer = &wl->p2p->listen_timer; |
| wl_clr_p2p_status(wl, LISTEN_EXPIRED); |
| |
| INIT_TIMER(_timer, wl_cfgp2p_listen_expired, duration, 0); |
| |
| err = BCME_OK; |
| goto exit; |
| } |
| #endif /* WL_CFG80211_VSDB_PRIORITIZE_SCAN_REQUEST */ |
| |
| #ifdef WL_CFG80211_SYNC_GON |
| if (wl_get_drv_status_all(wl, WAITING_NEXT_ACT_FRM_LISTEN)) { |
| /* do not enter listen mode again if we are in listen mode already for next af. |
| * remain on channel completion will be returned by waiting next af completion. |
| */ |
| #ifdef WL_CFG80211_VSDB_PRIORITIZE_SCAN_REQUEST |
| wl_set_drv_status(wl, FAKE_REMAINING_ON_CHANNEL, ndev); |
| #else |
| wl_set_drv_status(wl, REMAINING_ON_CHANNEL, ndev); |
| #endif /* WL_CFG80211_VSDB_PRIORITIZE_SCAN_REQUEST */ |
| goto exit; |
| } |
| #endif /* WL_CFG80211_SYNC_GON */ |
| if (wl->p2p && !wl->p2p->on) { |
| /* In case of p2p_listen command, supplicant send remain_on_channel |
| * without turning on P2P |
| */ |
| get_primary_mac(wl, &primary_mac); |
| wl_cfgp2p_generate_bss_mac(&primary_mac, &wl->p2p->dev_addr, &wl->p2p->int_addr); |
| p2p_on(wl) = true; |
| } |
| |
| if (p2p_is_on(wl)) { |
| err = wl_cfgp2p_enable_discovery(wl, ndev, NULL, 0); |
| if (unlikely(err)) { |
| goto exit; |
| } |
| #ifndef WL_CFG80211_VSDB_PRIORITIZE_SCAN_REQUEST |
| wl_set_drv_status(wl, REMAINING_ON_CHANNEL, ndev); |
| #endif /* not WL_CFG80211_VSDB_PRIORITIZE_SCAN_REQUEST */ |
| err = wl_cfgp2p_discover_listen(wl, target_channel, duration); |
| |
| #ifdef WL_CFG80211_VSDB_PRIORITIZE_SCAN_REQUEST |
| if (err == BCME_OK) { |
| wl_set_drv_status(wl, REMAINING_ON_CHANNEL, ndev); |
| } else { |
| /* if failed, firmware may be internal scanning state. |
| * so other scan request shall not abort it |
| */ |
| wl_set_drv_status(wl, FAKE_REMAINING_ON_CHANNEL, ndev); |
| } |
| #endif /* WL_CFG80211_VSDB_PRIORITIZE_SCAN_REQUEST */ |
| /* WAR: set err = ok to prevent cookie mismatch in wpa_supplicant |
| * and expire timer will send a completion to the upper layer |
| */ |
| err = BCME_OK; |
| } |
| |
| exit: |
| if (err == BCME_OK) { |
| WL_INFO(("Success\n")); |
| #if defined(WL_CFG80211_P2P_DEV_IF) |
| cfg80211_ready_on_channel(cfgdev, *cookie, channel, |
| duration, GFP_KERNEL); |
| #else |
| cfg80211_ready_on_channel(cfgdev, *cookie, channel, |
| channel_type, duration, GFP_KERNEL); |
| #endif /* WL_CFG80211_P2P_DEV_IF */ |
| } else { |
| WL_ERR(("Fail to Set (err=%d cookie:%llu)\n", err, *cookie)); |
| } |
| return err; |
| } |
| |
| static s32 |
| wl_cfg80211_cancel_remain_on_channel(struct wiphy *wiphy, |
| bcm_struct_cfgdev *cfgdev, u64 cookie) |
| { |
| s32 err = 0; |
| |
| #if defined(WL_CFG80211_P2P_DEV_IF) |
| if (cfgdev->iftype == NL80211_IFTYPE_P2P_DEVICE) { |
| WL_DBG((" enter ) on P2P dedicated discover interface\n")); |
| } |
| #else |
| WL_DBG((" enter ) netdev_ifidx: %d \n", cfgdev->ifindex)); |
| #endif /* WL_CFG80211_P2P_DEV_IF */ |
| return err; |
| } |
| |
| static void |
| wl_cfg80211_afx_handler(struct work_struct *work) |
| { |
| struct afx_hdl *afx_instance; |
| struct wl_priv *wl = wlcfg_drv_priv; |
| s32 ret = BCME_OK; |
| |
| afx_instance = container_of(work, struct afx_hdl, work); |
| if (afx_instance != NULL && wl->afx_hdl->is_active) { |
| if (wl->afx_hdl->is_listen && wl->afx_hdl->my_listen_chan) { |
| ret = wl_cfgp2p_discover_listen(wl, wl->afx_hdl->my_listen_chan, |
| (100 * (1 + (RANDOM32() % 3)))); /* 100ms ~ 300ms */ |
| } else { |
| ret = wl_cfgp2p_act_frm_search(wl, wl->afx_hdl->dev, |
| wl->afx_hdl->bssidx, wl->afx_hdl->peer_listen_chan, |
| NULL); |
| } |
| if (unlikely(ret != BCME_OK)) { |
| WL_ERR(("ERROR occurred! returned value is (%d)\n", ret)); |
| if (wl_get_drv_status_all(wl, FINDING_COMMON_CHANNEL)) |
| complete(&wl->act_frm_scan); |
| } |
| } |
| } |
| |
| static s32 |
| wl_cfg80211_af_searching_channel(struct wl_priv *wl, struct net_device *dev) |
| { |
| u32 max_retry = WL_CHANNEL_SYNC_RETRY; |
| |
| if (dev == NULL) |
| return -1; |
| |
| WL_DBG((" enter ) \n")); |
| |
| wl_set_drv_status(wl, FINDING_COMMON_CHANNEL, dev); |
| wl->afx_hdl->is_active = TRUE; |
| |
| /* Loop to wait until we find a peer's channel or the |
| * pending action frame tx is cancelled. |
| */ |
| while ((wl->afx_hdl->retry < max_retry) && |
| (wl->afx_hdl->peer_chan == WL_INVALID)) { |
| wl->afx_hdl->is_listen = FALSE; |
| wl_set_drv_status(wl, SCANNING, dev); |
| WL_DBG(("Scheduling the action frame for sending.. retry %d\n", |
| wl->afx_hdl->retry)); |
| /* search peer on peer's listen channel */ |
| schedule_work(&wl->afx_hdl->work); |
| wait_for_completion_timeout(&wl->act_frm_scan, |
| msecs_to_jiffies(WL_AF_SEARCH_TIME_MAX)); |
| |
| if ((wl->afx_hdl->peer_chan != WL_INVALID) || |
| !(wl_get_drv_status(wl, FINDING_COMMON_CHANNEL, dev))) |
| break; |
| |
| if (wl->afx_hdl->my_listen_chan) { |
| WL_DBG(("Scheduling Listen peer in my listen channel = %d\n", |
| wl->afx_hdl->my_listen_chan)); |
| /* listen on my listen channel */ |
| wl->afx_hdl->is_listen = TRUE; |
| schedule_work(&wl->afx_hdl->work); |
| wait_for_completion_timeout(&wl->act_frm_scan, |
| msecs_to_jiffies(WL_AF_SEARCH_TIME_MAX)); |
| } |
| if ((wl->afx_hdl->peer_chan != WL_INVALID) || |
| !(wl_get_drv_status(wl, FINDING_COMMON_CHANNEL, dev))) |
| break; |
| |
| wl->afx_hdl->retry++; |
| |
| WL_AF_TX_KEEP_PRI_CONNECTION_VSDB(wl); |
| } |
| |
| wl->afx_hdl->is_active = FALSE; |
| |
| wl_clr_drv_status(wl, SCANNING, dev); |
| wl_clr_drv_status(wl, FINDING_COMMON_CHANNEL, dev); |
| |
| return (wl->afx_hdl->peer_chan); |
| } |
| |
| struct p2p_config_af_params { |
| s32 max_tx_retry; /* max tx retry count if tx no ack */ |
| /* To make sure to send successfully action frame, we have to turn off mpc |
| * 0: off, 1: on, (-1): do nothing |
| */ |
| s32 mpc_onoff; |
| #ifdef WL_CFG80211_SYNC_GON |
| bool extra_listen; |
| #endif |
| bool search_channel; /* 1: search peer's channel to send af */ |
| }; |
| |
| static s32 |
| wl_cfg80211_config_p2p_pub_af_tx(struct wiphy *wiphy, |
| wl_action_frame_t *action_frame, wl_af_params_t *af_params, |
| struct p2p_config_af_params *config_af_params) |
| { |
| s32 err = BCME_OK; |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| wifi_p2p_pub_act_frame_t *act_frm = |
| (wifi_p2p_pub_act_frame_t *) (action_frame->data); |
| |
| /* initialize default value */ |
| #ifdef WL_CFG80211_SYNC_GON |
| config_af_params->extra_listen = true; |
| #endif |
| config_af_params->search_channel = false; |
| config_af_params->max_tx_retry = WL_AF_TX_MAX_RETRY; |
| config_af_params->mpc_onoff = -1; |
| wl->next_af_subtype = P2P_PAF_SUBTYPE_INVALID; |
| |
| switch (act_frm->subtype) { |
| case P2P_PAF_GON_REQ: { |
| WL_DBG(("P2P: GO_NEG_PHASE status set \n")); |
| wl_set_p2p_status(wl, GO_NEG_PHASE); |
| |
| config_af_params->mpc_onoff = 0; |
| config_af_params->search_channel = true; |
| wl->next_af_subtype = act_frm->subtype + 1; |
| |
| /* increase dwell time to wait for RESP frame */ |
| af_params->dwell_time = WL_MED_DWELL_TIME; |
| |
| break; |
| } |
| case P2P_PAF_GON_RSP: { |
| wl->next_af_subtype = act_frm->subtype + 1; |
| /* increase dwell time to wait for CONF frame */ |
| af_params->dwell_time = WL_MED_DWELL_TIME + 100; |
| break; |
| } |
| case P2P_PAF_GON_CONF: { |
| /* If we reached till GO Neg confirmation reset the filter */ |
| WL_DBG(("P2P: GO_NEG_PHASE status cleared \n")); |
| wl_clr_p2p_status(wl, GO_NEG_PHASE); |
| |
| /* turn on mpc again if go nego is done */ |
| config_af_params->mpc_onoff = 1; |
| |
| /* minimize dwell time */ |
| af_params->dwell_time = WL_MIN_DWELL_TIME; |
| |
| #ifdef WL_CFG80211_SYNC_GON |
| config_af_params->extra_listen = false; |
| #endif /* WL_CFG80211_SYNC_GON */ |
| break; |
| } |
| case P2P_PAF_INVITE_REQ: { |
| config_af_params->search_channel = true; |
| wl->next_af_subtype = act_frm->subtype + 1; |
| |
| /* increase dwell time */ |
| af_params->dwell_time = WL_MED_DWELL_TIME; |
| break; |
| } |
| case P2P_PAF_INVITE_RSP: |
| /* minimize dwell time */ |
| af_params->dwell_time = WL_MIN_DWELL_TIME; |
| #ifdef WL_CFG80211_SYNC_GON |
| config_af_params->extra_listen = false; |
| #endif /* WL_CFG80211_SYNC_GON */ |
| break; |
| case P2P_PAF_DEVDIS_REQ: { |
| if (IS_ACTPUB_WITHOUT_GROUP_ID(&act_frm->elts[0], |
| action_frame->len)) { |
| config_af_params->search_channel = true; |
| } |
| |
| wl->next_af_subtype = act_frm->subtype + 1; |
| /* maximize dwell time to wait for RESP frame */ |
| af_params->dwell_time = WL_LONG_DWELL_TIME; |
| break; |
| } |
| case P2P_PAF_DEVDIS_RSP: |
| /* minimize dwell time */ |
| af_params->dwell_time = WL_MIN_DWELL_TIME; |
| #ifdef WL_CFG80211_SYNC_GON |
| config_af_params->extra_listen = false; |
| #endif /* WL_CFG80211_SYNC_GON */ |
| break; |
| case P2P_PAF_PROVDIS_REQ: { |
| if (IS_ACTPUB_WITHOUT_GROUP_ID(&act_frm->elts[0], |
| action_frame->len)) { |
| config_af_params->search_channel = true; |
| } |
| |
| config_af_params->mpc_onoff = 0; |
| wl->next_af_subtype = act_frm->subtype + 1; |
| /* increase dwell time to wait for RESP frame */ |
| af_params->dwell_time = WL_MED_DWELL_TIME; |
| break; |
| } |
| case P2P_PAF_PROVDIS_RSP: { |
| wl->next_af_subtype = P2P_PAF_GON_REQ; |
| af_params->dwell_time = WL_MIN_DWELL_TIME; |
| #ifdef WL_CFG80211_SYNC_GON |
| config_af_params->extra_listen = false; |
| #endif /* WL_CFG80211_SYNC_GON */ |
| break; |
| } |
| default: |
| WL_DBG(("Unknown p2p pub act frame subtype: %d\n", |
| act_frm->subtype)); |
| err = BCME_BADARG; |
| } |
| return err; |
| } |
| |
| #ifdef WL11U |
| static bool |
| wl_cfg80211_check_DFS_channel(struct wl_priv *wl, wl_af_params_t *af_params, |
| void *frame, u16 frame_len) |
| { |
| struct wl_scan_results *bss_list; |
| struct wl_bss_info *bi = NULL; |
| bool result = false; |
| s32 i; |
| |
| /* If DFS channel is 52~148, check to block it or not */ |
| if (af_params && |
| (af_params->channel >= 52 && af_params->channel <= 148)) { |
| if (!wl_cfgp2p_is_p2p_action(frame, frame_len)) { |
| bss_list = wl->bss_list; |
| bi = next_bss(bss_list, bi); |
| for_each_bss(bss_list, bi, i) { |
| if (CHSPEC_IS5G(bi->chanspec) && |
| ((bi->ctl_ch ? bi->ctl_ch : CHSPEC_CHANNEL(bi->chanspec)) |
| == af_params->channel)) { |
| result = true; /* do not block the action frame */ |
| break; |
| } |
| } |
| } |
| } |
| else { |
| result = true; |
| } |
| |
| WL_DBG(("result=%s", result?"true":"false")); |
| return result; |
| } |
| #endif /* WL11U */ |
| |
| |
| static bool |
| wl_cfg80211_send_action_frame(struct wiphy *wiphy, struct net_device *dev, |
| bcm_struct_cfgdev *cfgdev, wl_af_params_t *af_params, |
| wl_action_frame_t *action_frame, u16 action_frame_len, s32 bssidx) |
| { |
| #ifdef WL11U |
| struct net_device *ndev = NULL; |
| #endif /* WL11U */ |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| bool ack = false; |
| u8 category, action; |
| s32 tx_retry; |
| struct p2p_config_af_params config_af_params; |
| #ifdef VSDB |
| ulong off_chan_started_jiffies = 0; |
| #endif |
| dhd_pub_t *dhd = (dhd_pub_t *)(wl->pub); |
| |
| #ifdef WL11U |
| #if defined(WL_CFG80211_P2P_DEV_IF) |
| ndev = dev; |
| #else |
| ndev = ndev_to_cfgdev(cfgdev); |
| #endif /* WL_CFG80211_P2P_DEV_IF */ |
| #endif /* WL11U */ |
| |
| category = action_frame->data[DOT11_ACTION_CAT_OFF]; |
| action = action_frame->data[DOT11_ACTION_ACT_OFF]; |
| |
| /* initialize variables */ |
| tx_retry = 0; |
| wl->next_af_subtype = P2P_PAF_SUBTYPE_INVALID; |
| config_af_params.max_tx_retry = WL_AF_TX_MAX_RETRY; |
| config_af_params.mpc_onoff = -1; |
| config_af_params.search_channel = false; |
| #ifdef WL_CFG80211_SYNC_GON |
| config_af_params.extra_listen = false; |
| #endif |
| |
| /* config parameters */ |
| /* Public Action Frame Process - DOT11_ACTION_CAT_PUBLIC */ |
| if (category == DOT11_ACTION_CAT_PUBLIC) { |
| if ((action == P2P_PUB_AF_ACTION) && |
| (action_frame_len >= sizeof(wifi_p2p_pub_act_frame_t))) { |
| /* p2p public action frame process */ |
| if (BCME_OK != wl_cfg80211_config_p2p_pub_af_tx(wiphy, |
| action_frame, af_params, &config_af_params)) { |
| WL_DBG(("Unknown subtype.\n")); |
| } |
| |
| } else if (action_frame_len >= sizeof(wifi_p2psd_gas_pub_act_frame_t)) { |
| /* service discovery process */ |
| if (action == P2PSD_ACTION_ID_GAS_IREQ || |
| action == P2PSD_ACTION_ID_GAS_CREQ) { |
| /* configure service discovery query frame */ |
| |
| config_af_params.search_channel = true; |
| |
| /* save next af suptype to cancel remained dwell time */ |
| wl->next_af_subtype = action + 1; |
| |
| af_params->dwell_time = WL_MED_DWELL_TIME; |
| } else if (action == P2PSD_ACTION_ID_GAS_IRESP || |
| action == P2PSD_ACTION_ID_GAS_CRESP) { |
| /* configure service discovery response frame */ |
| af_params->dwell_time = WL_MIN_DWELL_TIME; |
| } else { |
| WL_DBG(("Unknown action type: %d\n", action)); |
| } |
| } else { |
| WL_DBG(("Unknown Frame: category 0x%x, action 0x%x, length %d\n", |
| category, action, action_frame_len)); |
| } |
| } else if (category == P2P_AF_CATEGORY) { |
| /* do not configure anything. it will be sent with a default configuration */ |
| } else { |
| WL_DBG(("Unknown Frame: category 0x%x, action 0x%x\n", |
| category, action)); |
| if (dhd->op_mode & DHD_FLAG_HOSTAP_MODE) { |
| wl_clr_drv_status(wl, SENDING_ACT_FRM, dev); |
| return false; |
| } |
| } |
| |
| /* To make sure to send successfully action frame, we have to turn off mpc */ |
| if (config_af_params.mpc_onoff == 0) { |
| wldev_iovar_setint(dev, "mpc", 0); |
| } |
| |
| /* validate channel and p2p ies */ |
| if (config_af_params.search_channel && IS_P2P_SOCIAL(af_params->channel) && |
| wl_to_p2p_bss_saved_ie(wl, P2PAPI_BSSCFG_DEVICE).p2p_probe_req_ie_len) { |
| config_af_params.search_channel = true; |
| } else { |
| config_af_params.search_channel = false; |
| } |
| #ifdef WL11U |
| if (ndev == wl_to_prmry_ndev(wl)) |
| config_af_params.search_channel = false; |
| #endif /* WL11U */ |
| |
| #ifdef VSDB |
| /* if connecting on primary iface, sleep for a while before sending af tx for VSDB */ |
| if (wl_get_drv_status(wl, CONNECTING, wl_to_prmry_ndev(wl))) { |
| OSL_SLEEP(50); |
| } |
| #endif |
| |
| /* if scan is ongoing, abort current scan. */ |
| if (wl_get_drv_status_all(wl, SCANNING)) { |
| wl_notify_escan_complete(wl, wl->escan_info.ndev, true, true); |
| } |
| #ifdef WL11U |
| /* handling DFS channel exceptions */ |
| if (!wl_cfg80211_check_DFS_channel(wl, af_params, action_frame->data, action_frame->len)) { |
| return false; /* the action frame was blocked */ |
| } |
| #endif /* WL11U */ |
| |
| /* set status and destination address before sending af */ |
| if (wl->next_af_subtype != P2P_PAF_SUBTYPE_INVALID) { |
| /* set this status to cancel the remained dwell time in rx process */ |
| wl_set_drv_status(wl, WAITING_NEXT_ACT_FRM, dev); |
| } |
| wl_set_drv_status(wl, SENDING_ACT_FRM, dev); |
| memcpy(wl->afx_hdl->tx_dst_addr.octet, |
| af_params->action_frame.da.octet, |
| sizeof(wl->afx_hdl->tx_dst_addr.octet)); |
| |
| /* save af_params for rx process */ |
| wl->afx_hdl->pending_tx_act_frm = af_params; |
| |
| /* search peer's channel */ |
| if (config_af_params.search_channel) { |
| /* initialize afx_hdl */ |
| if (wl_cfgp2p_find_idx(wl, dev, &wl->afx_hdl->bssidx) != BCME_OK) { |
| WL_ERR(("Find p2p index from dev(%p) failed\n", dev)); |
| goto exit; |
| } |
| wl->afx_hdl->dev = dev; |
| wl->afx_hdl->retry = 0; |
| wl->afx_hdl->peer_chan = WL_INVALID; |
| |
| if (wl_cfg80211_af_searching_channel(wl, dev) == WL_INVALID) { |
| WL_ERR(("couldn't find peer's channel.\n")); |
| wl_cfgp2p_print_actframe(true, action_frame->data, action_frame->len, |
| af_params->channel); |
| goto exit; |
| } |
| |
| wl_clr_drv_status(wl, SCANNING, wl->afx_hdl->dev); |
| /* |
| * Abort scan even for VSDB scenarios. Scan gets aborted in firmware |
| * but after the check of piggyback algorithm. |
| * To take care of current piggback algo, lets abort the scan here itself. |
| */ |
| wl_notify_escan_complete(wl, dev, true, true); |
| /* Suspend P2P discovery's search-listen to prevent it from |
| * starting a scan or changing the channel. |
| */ |
| wl_cfgp2p_discover_enable_search(wl, false); |
| |
| /* update channel */ |
| af_params->channel = wl->afx_hdl->peer_chan; |
| } |
| |
| #ifdef VSDB |
| off_chan_started_jiffies = jiffies; |
| #endif /* VSDB */ |
| |
| wl_cfgp2p_print_actframe(true, action_frame->data, action_frame->len, af_params->channel); |
| |
| /* Now send a tx action frame */ |
| ack = wl_cfgp2p_tx_action_frame(wl, dev, af_params, bssidx) ? false : true; |
| |
| /* if failed, retry it. tx_retry_max value is configure by .... */ |
| while ((ack == false) && (tx_retry++ < config_af_params.max_tx_retry)) { |
| #ifdef VSDB |
| if (af_params->channel) { |
| if (jiffies_to_msecs(jiffies - off_chan_started_jiffies) > |
| OFF_CHAN_TIME_THRESHOLD_MS) { |
| WL_AF_TX_KEEP_PRI_CONNECTION_VSDB(wl); |
| off_chan_started_jiffies = jiffies; |
| } else |
| OSL_SLEEP(AF_RETRY_DELAY_TIME); |
| } |
| #endif /* VSDB */ |
| ack = wl_cfgp2p_tx_action_frame(wl, dev, af_params, bssidx) ? |
| false : true; |
| } |
| if (ack == false) { |
| WL_ERR(("Failed to send Action Frame(retry %d)\n", tx_retry)); |
| } |
| exit: |
| /* Clear SENDING_ACT_FRM after all sending af is done */ |
| wl_clr_drv_status(wl, SENDING_ACT_FRM, dev); |
| |
| #ifdef WL_CFG80211_SYNC_GON |
| /* WAR: sometimes dongle does not keep the dwell time of 'actframe'. |
| * if we coundn't get the next action response frame and dongle does not keep |
| * the dwell time, go to listen state again to get next action response frame. |
| */ |
| if (ack && config_af_params.extra_listen && |
| wl_get_drv_status_all(wl, WAITING_NEXT_ACT_FRM) && |
| wl->af_sent_channel == wl->afx_hdl->my_listen_chan) { |
| s32 extar_listen_time; |
| |
| extar_listen_time = af_params->dwell_time - |
| jiffies_to_msecs(jiffies - wl->af_tx_sent_jiffies); |
| |
| if (extar_listen_time > 50) { |
| wl_set_drv_status(wl, WAITING_NEXT_ACT_FRM_LISTEN, dev); |
| WL_DBG(("Wait more time! actual af time:%d," |
| "calculated extar listen:%d\n", |
| af_params->dwell_time, extar_listen_time)); |
| if (wl_cfgp2p_discover_listen(wl, wl->af_sent_channel, |
| extar_listen_time + 100) == BCME_OK) { |
| wait_for_completion_timeout(&wl->wait_next_af, |
| msecs_to_jiffies(extar_listen_time + 100 + 300)); |
| } |
| wl_clr_drv_status(wl, WAITING_NEXT_ACT_FRM_LISTEN, dev); |
| } |
| } |
| #endif /* WL_CFG80211_SYNC_GON */ |
| wl_clr_drv_status(wl, WAITING_NEXT_ACT_FRM, dev); |
| |
| if (wl->afx_hdl->pending_tx_act_frm) |
| wl->afx_hdl->pending_tx_act_frm = NULL; |
| |
| WL_INFO(("-- sending Action Frame is %s, listen chan: %d\n", |
| (ack) ? "Succeeded!!":"Failed!!", wl->afx_hdl->my_listen_chan)); |
| |
| |
| /* if all done, turn mpc on again */ |
| if (config_af_params.mpc_onoff == 1) { |
| wldev_iovar_setint(dev, "mpc", 1); |
| } |
| |
| return ack; |
| } |
| |
| #define MAX_NUM_OF_ASSOCIATED_DEV 64 |
| #if defined(WL_CFG80211_P2P_DEV_IF) |
| static s32 |
| wl_cfg80211_mgmt_tx(struct wiphy *wiphy, bcm_struct_cfgdev *cfgdev, |
| struct ieee80211_channel *channel, bool offchan, |
| unsigned int wait, const u8* buf, size_t len, bool no_cck, |
| bool dont_wait_for_ack, u64 *cookie) |
| #else |
| static s32 |
| wl_cfg80211_mgmt_tx(struct wiphy *wiphy, bcm_struct_cfgdev *cfgdev, |
| struct ieee80211_channel *channel, bool offchan, |
| enum nl80211_channel_type channel_type, |
| bool channel_type_valid, unsigned int wait, |
| const u8* buf, size_t len, |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 2, 0)) || 0 |
| bool no_cck, |
| #endif |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0)) || 0 |
| bool dont_wait_for_ack, |
| #endif |
| u64 *cookie) |
| #endif /* WL_CFG80211_P2P_DEV_IF */ |
| { |
| wl_action_frame_t *action_frame; |
| wl_af_params_t *af_params; |
| scb_val_t scb_val; |
| const struct ieee80211_mgmt *mgmt; |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| struct net_device *dev = NULL; |
| s32 err = BCME_OK; |
| s32 bssidx = 0; |
| u32 id; |
| bool ack = false; |
| s8 eabuf[ETHER_ADDR_STR_LEN]; |
| |
| WL_DBG(("Enter \n")); |
| |
| dev = cfgdev_to_wlc_ndev(cfgdev, wl); |
| |
| /* find bssidx based on dev */ |
| if (wl_cfgp2p_find_idx(wl, dev, &bssidx) != BCME_OK) { |
| WL_ERR(("Find p2p index from dev(%p) failed\n", dev)); |
| return BCME_ERROR; |
| } |
| if (p2p_is_on(wl)) { |
| /* Suspend P2P discovery search-listen to prevent it from changing the |
| * channel. |
| */ |
| if ((err = wl_cfgp2p_discover_enable_search(wl, false)) < 0) { |
| WL_ERR(("Can not disable discovery mode\n")); |
| return -EFAULT; |
| } |
| } |
| *cookie = 0; |
| id = wl->send_action_id++; |
| if (id == 0) |
| id = wl->send_action_id++; |
| *cookie = id; |
| mgmt = (const struct ieee80211_mgmt *)buf; |
| if (ieee80211_is_mgmt(mgmt->frame_control)) { |
| if (ieee80211_is_probe_resp(mgmt->frame_control)) { |
| s32 ie_offset = DOT11_MGMT_HDR_LEN + DOT11_BCN_PRB_FIXED_LEN; |
| s32 ie_len = len - ie_offset; |
| if (dev == wl_to_prmry_ndev(wl)) |
| bssidx = wl_to_p2p_bss_bssidx(wl, P2PAPI_BSSCFG_DEVICE); |
| wl_cfgp2p_set_management_ie(wl, dev, bssidx, |
| VNDR_IE_PRBRSP_FLAG, (u8 *)(buf + ie_offset), ie_len); |
| cfg80211_mgmt_tx_status(cfgdev, *cookie, buf, len, true, GFP_KERNEL); |
| goto exit; |
| } else if (ieee80211_is_disassoc(mgmt->frame_control) || |
| ieee80211_is_deauth(mgmt->frame_control)) { |
| char mac_buf[MAX_NUM_OF_ASSOCIATED_DEV * |
| sizeof(struct ether_addr) + sizeof(uint)] = {0}; |
| int num_associated = 0; |
| struct maclist *assoc_maclist = (struct maclist *)mac_buf; |
| if (!bcmp((const uint8 *)BSSID_BROADCAST, |
| (const struct ether_addr *)mgmt->da, ETHER_ADDR_LEN)) { |
| assoc_maclist->count = MAX_NUM_OF_ASSOCIATED_DEV; |
| err = wldev_ioctl(dev, WLC_GET_ASSOCLIST, |
| assoc_maclist, sizeof(mac_buf), false); |
| if (err < 0) |
| WL_ERR(("WLC_GET_ASSOCLIST error %d\n", err)); |
| else |
| num_associated = assoc_maclist->count; |
| } |
| memcpy(scb_val.ea.octet, mgmt->da, ETH_ALEN); |
| scb_val.val = mgmt->u.disassoc.reason_code; |
| err = wldev_ioctl(dev, WLC_SCB_DEAUTHENTICATE_FOR_REASON, &scb_val, |
| sizeof(scb_val_t), true); |
| if (err < 0) |
| WL_ERR(("WLC_SCB_DEAUTHENTICATE_FOR_REASON error %d\n", err)); |
| WL_ERR(("Disconnect STA : %s scb_val.val %d\n", |
| bcm_ether_ntoa((const struct ether_addr *)mgmt->da, eabuf), |
| scb_val.val)); |
| |
| if (num_associated > 0 && ETHER_ISBCAST(mgmt->da)) |
| wl_delay(400); |
| |
| cfg80211_mgmt_tx_status(cfgdev, *cookie, buf, len, true, GFP_KERNEL); |
| goto exit; |
| |
| } else if (ieee80211_is_action(mgmt->frame_control)) { |
| /* Abort the dwell time of any previous off-channel |
| * action frame that may be still in effect. Sending |
| * off-channel action frames relies on the driver's |
| * scan engine. If a previous off-channel action frame |
| * tx is still in progress (including the dwell time), |
| * then this new action frame will not be sent out. |
| */ |
| /* Do not abort scan for VSDB. Scan will be aborted in firmware if necessary. |
| * And previous off-channel action frame must be ended before new af tx. |
| */ |
| #ifndef WL_CFG80211_VSDB_PRIORITIZE_SCAN_REQUEST |
| wl_notify_escan_complete(wl, dev, true, true); |
| #endif /* not WL_CFG80211_VSDB_PRIORITIZE_SCAN_REQUEST */ |
| } |
| |
| } else { |
| WL_ERR(("Driver only allows MGMT packet type\n")); |
| goto exit; |
| } |
| |
| af_params = (wl_af_params_t *) kzalloc(WL_WIFI_AF_PARAMS_SIZE, GFP_KERNEL); |
| |
| if (af_params == NULL) |
| { |
| WL_ERR(("unable to allocate frame\n")); |
| return -ENOMEM; |
| } |
| |
| action_frame = &af_params->action_frame; |
| |
| /* Add the packet Id */ |
| action_frame->packetId = *cookie; |
| WL_DBG(("action frame %d\n", action_frame->packetId)); |
| /* Add BSSID */ |
| memcpy(&action_frame->da, &mgmt->da[0], ETHER_ADDR_LEN); |
| memcpy(&af_params->BSSID, &mgmt->bssid[0], ETHER_ADDR_LEN); |
| |
| /* Add the length exepted for 802.11 header */ |
| action_frame->len = len - DOT11_MGMT_HDR_LEN; |
| WL_DBG(("action_frame->len: %d\n", action_frame->len)); |
| |
| /* Add the channel */ |
| af_params->channel = |
| ieee80211_frequency_to_channel(channel->center_freq); |
| |
| /* Save listen_chan for searching common channel */ |
| wl->afx_hdl->peer_listen_chan = af_params->channel; |
| WL_DBG(("channel from upper layer %d\n", wl->afx_hdl->peer_listen_chan)); |
| |
| /* Add the default dwell time |
| * Dwell time to stay off-channel to wait for a response action frame |
| * after transmitting an GO Negotiation action frame |
| */ |
| af_params->dwell_time = WL_DWELL_TIME; |
| |
| memcpy(action_frame->data, &buf[DOT11_MGMT_HDR_LEN], action_frame->len); |
| |
| ack = wl_cfg80211_send_action_frame(wiphy, dev, cfgdev, af_params, |
| action_frame, action_frame->len, bssidx); |
| cfg80211_mgmt_tx_status(cfgdev, *cookie, buf, len, ack, GFP_KERNEL); |
| |
| kfree(af_params); |
| exit: |
| return err; |
| } |
| |
| |
| static void |
| wl_cfg80211_mgmt_frame_register(struct wiphy *wiphy, bcm_struct_cfgdev *cfgdev, |
| u16 frame_type, bool reg) |
| { |
| |
| WL_DBG(("frame_type: %x, reg: %d\n", frame_type, reg)); |
| |
| if (frame_type != (IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ)) |
| return; |
| |
| return; |
| } |
| |
| |
| static s32 |
| wl_cfg80211_change_bss(struct wiphy *wiphy, |
| struct net_device *dev, |
| struct bss_parameters *params) |
| { |
| if (params->use_cts_prot >= 0) { |
| } |
| |
| if (params->use_short_preamble >= 0) { |
| } |
| |
| if (params->use_short_slot_time >= 0) { |
| } |
| |
| if (params->basic_rates) { |
| } |
| |
| if (params->ap_isolate >= 0) { |
| } |
| |
| if (params->ht_opmode >= 0) { |
| } |
| |
| return 0; |
| } |
| |
| static s32 |
| wl_cfg80211_set_channel(struct wiphy *wiphy, struct net_device *dev, |
| struct ieee80211_channel *chan, |
| enum nl80211_channel_type channel_type) |
| { |
| s32 _chan; |
| chanspec_t chspec = 0; |
| chanspec_t fw_chspec = 0; |
| u32 bw = WL_CHANSPEC_BW_20; |
| |
| s32 err = BCME_OK; |
| s32 bw_cap = 0; |
| struct { |
| u32 band; |
| u32 bw_cap; |
| } param = {0, 0}; |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| |
| dev = ndev_to_wlc_ndev(dev, wl); |
| _chan = ieee80211_frequency_to_channel(chan->center_freq); |
| WL_ERR(("netdev_ifidx(%d), chan_type(%d) target channel(%d) \n", |
| dev->ifindex, channel_type, _chan)); |
| |
| |
| if (chan->band == IEEE80211_BAND_5GHZ) { |
| param.band = WLC_BAND_5G; |
| err = wldev_iovar_getbuf(dev, "bw_cap", ¶m, sizeof(param), |
| wl->ioctl_buf, WLC_IOCTL_SMLEN, &wl->ioctl_buf_sync); |
| if (err) { |
| if (err != BCME_UNSUPPORTED) { |
| WL_ERR(("bw_cap failed, %d\n", err)); |
| return err; |
| } else { |
| err = wldev_iovar_getint(dev, "mimo_bw_cap", &bw_cap); |
| if (err) { |
| WL_ERR(("error get mimo_bw_cap (%d)\n", err)); |
| } |
| if (bw_cap != WLC_N_BW_20ALL) |
| bw = WL_CHANSPEC_BW_40; |
| } |
| } else { |
| if (WL_BW_CAP_80MHZ(wl->ioctl_buf[0])) |
| bw = WL_CHANSPEC_BW_80; |
| else if (WL_BW_CAP_40MHZ(wl->ioctl_buf[0])) |
| bw = WL_CHANSPEC_BW_40; |
| else |
| bw = WL_CHANSPEC_BW_20; |
| |
| } |
| |
| } else if (chan->band == IEEE80211_BAND_2GHZ) |
| bw = WL_CHANSPEC_BW_20; |
| set_channel: |
| chspec = wf_channel2chspec(_chan, bw); |
| if (wf_chspec_valid(chspec)) { |
| fw_chspec = wl_chspec_host_to_driver(chspec); |
| if (fw_chspec != INVCHANSPEC) { |
| if ((err = wldev_iovar_setint(dev, "chanspec", |
| fw_chspec)) == BCME_BADCHAN) { |
| if (bw == WL_CHANSPEC_BW_80) |
| goto change_bw; |
| err = wldev_ioctl(dev, WLC_SET_CHANNEL, |
| &_chan, sizeof(_chan), true); |
| if (err < 0) { |
| WL_ERR(("WLC_SET_CHANNEL error %d" |
| "chip may not be supporting this channel\n", err)); |
| } |
| } else if (err) { |
| WL_ERR(("failed to set chanspec error %d\n", err)); |
| } |
| } else { |
| WL_ERR(("failed to convert host chanspec to fw chanspec\n")); |
| err = BCME_ERROR; |
| } |
| } else { |
| change_bw: |
| if (bw == WL_CHANSPEC_BW_80) |
| bw = WL_CHANSPEC_BW_40; |
| else if (bw == WL_CHANSPEC_BW_40) |
| bw = WL_CHANSPEC_BW_20; |
| else |
| bw = 0; |
| if (bw) |
| goto set_channel; |
| WL_ERR(("Invalid chanspec 0x%x\n", chspec)); |
| err = BCME_ERROR; |
| } |
| return err; |
| } |
| |
| static s32 |
| wl_validate_opensecurity(struct net_device *dev, s32 bssidx) |
| { |
| s32 err = BCME_OK; |
| |
| /* set auth */ |
| err = wldev_iovar_setint_bsscfg(dev, "auth", 0, bssidx); |
| if (err < 0) { |
| WL_ERR(("auth error %d\n", err)); |
| return BCME_ERROR; |
| } |
| /* set wsec */ |
| err = wldev_iovar_setint_bsscfg(dev, "wsec", 0, bssidx); |
| if (err < 0) { |
| WL_ERR(("wsec error %d\n", err)); |
| return BCME_ERROR; |
| } |
| /* set upper-layer auth */ |
| err = wldev_iovar_setint_bsscfg(dev, "wpa_auth", WPA_AUTH_NONE, bssidx); |
| if (err < 0) { |
| WL_ERR(("wpa_auth error %d\n", err)); |
| return BCME_ERROR; |
| } |
| |
| return 0; |
| } |
| |
| static s32 |
| wl_validate_wpa2ie(struct net_device *dev, bcm_tlv_t *wpa2ie, s32 bssidx) |
| { |
| s32 len = 0; |
| s32 err = BCME_OK; |
| u16 auth = 0; /* d11 open authentication */ |
| u32 wsec; |
| u32 pval = 0; |
| u32 gval = 0; |
| u32 wpa_auth = 0; |
| wpa_suite_mcast_t *mcast; |
| wpa_suite_ucast_t *ucast; |
| wpa_suite_auth_key_mgmt_t *mgmt; |
| |
| u16 suite_count; |
| u8 rsn_cap[2]; |
| u32 wme_bss_disable; |
| |
| if (wpa2ie == NULL) |
| goto exit; |
| |
| WL_DBG(("Enter \n")); |
| len = wpa2ie->len; |
| /* check the mcast cipher */ |
| mcast = (wpa_suite_mcast_t *)&wpa2ie->data[WPA2_VERSION_LEN]; |
| switch (mcast->type) { |
| case WPA_CIPHER_NONE: |
| gval = 0; |
| break; |
| case WPA_CIPHER_WEP_40: |
| case WPA_CIPHER_WEP_104: |
| gval = WEP_ENABLED; |
| break; |
| case WPA_CIPHER_TKIP: |
| gval = TKIP_ENABLED; |
| break; |
| case WPA_CIPHER_AES_CCM: |
| gval = AES_ENABLED; |
| break; |
| default: |
| WL_ERR(("No Security Info\n")); |
| break; |
| } |
| if ((len -= WPA_SUITE_LEN) <= 0) |
| return BCME_BADLEN; |
| |
| /* check the unicast cipher */ |
| ucast = (wpa_suite_ucast_t *)&mcast[1]; |
| suite_count = ltoh16_ua(&ucast->count); |
| switch (ucast->list[0].type) { |
| case WPA_CIPHER_NONE: |
| pval = 0; |
| break; |
| case WPA_CIPHER_WEP_40: |
| case WPA_CIPHER_WEP_104: |
| pval = WEP_ENABLED; |
| break; |
| case WPA_CIPHER_TKIP: |
| pval = TKIP_ENABLED; |
| break; |
| case WPA_CIPHER_AES_CCM: |
| pval = AES_ENABLED; |
| break; |
| default: |
| WL_ERR(("No Security Info\n")); |
| } |
| if ((len -= (WPA_IE_SUITE_COUNT_LEN + (WPA_SUITE_LEN * suite_count))) <= 0) |
| return BCME_BADLEN; |
| |
| /* FOR WPS , set SEC_OW_ENABLED */ |
| wsec = (pval | gval | SES_OW_ENABLED); |
| /* check the AKM */ |
| mgmt = (wpa_suite_auth_key_mgmt_t *)&ucast->list[suite_count]; |
| suite_count = ltoh16_ua(&mgmt->count); |
| switch (mgmt->list[0].type) { |
| case RSN_AKM_NONE: |
| wpa_auth = WPA_AUTH_NONE; |
| break; |
| case RSN_AKM_UNSPECIFIED: |
| wpa_auth = WPA2_AUTH_UNSPECIFIED; |
| break; |
| case RSN_AKM_PSK: |
| wpa_auth = WPA2_AUTH_PSK; |
| break; |
| default: |
| WL_ERR(("No Key Mgmt Info\n")); |
| } |
| |
| if ((len -= (WPA_IE_SUITE_COUNT_LEN + (WPA_SUITE_LEN * suite_count))) >= RSN_CAP_LEN) { |
| rsn_cap[0] = *(u8 *)&mgmt->list[suite_count]; |
| rsn_cap[1] = *((u8 *)&mgmt->list[suite_count] + 1); |
| |
| if (rsn_cap[0] & (RSN_CAP_16_REPLAY_CNTRS << RSN_CAP_PTK_REPLAY_CNTR_SHIFT)) { |
| wme_bss_disable = 0; |
| } else { |
| wme_bss_disable = 1; |
| } |
| |
| /* set wme_bss_disable to sync RSN Capabilities */ |
| err = wldev_iovar_setint_bsscfg(dev, "wme_bss_disable", wme_bss_disable, bssidx); |
| if (err < 0) { |
| WL_ERR(("wme_bss_disable error %d\n", err)); |
| return BCME_ERROR; |
| } |
| } else { |
| WL_DBG(("There is no RSN Capabilities. remained len %d\n", len)); |
| } |
| |
| /* set auth */ |
| err = wldev_iovar_setint_bsscfg(dev, "auth", auth, bssidx); |
| if (err < 0) { |
| WL_ERR(("auth error %d\n", err)); |
| return BCME_ERROR; |
| } |
| /* set wsec */ |
| err = wldev_iovar_setint_bsscfg(dev, "wsec", wsec, bssidx); |
| if (err < 0) { |
| WL_ERR(("wsec error %d\n", err)); |
| return BCME_ERROR; |
| } |
| /* set upper-layer auth */ |
| err = wldev_iovar_setint_bsscfg(dev, "wpa_auth", wpa_auth, bssidx); |
| if (err < 0) { |
| WL_ERR(("wpa_auth error %d\n", err)); |
| return BCME_ERROR; |
| } |
| exit: |
| return 0; |
| } |
| |
| static s32 |
| wl_validate_wpaie(struct net_device *dev, wpa_ie_fixed_t *wpaie, s32 bssidx) |
| { |
| wpa_suite_mcast_t *mcast; |
| wpa_suite_ucast_t *ucast; |
| wpa_suite_auth_key_mgmt_t *mgmt; |
| u16 auth = 0; /* d11 open authentication */ |
| u16 count; |
| s32 err = BCME_OK; |
| s32 len = 0; |
| u32 i; |
| u32 wsec; |
| u32 pval = 0; |
| u32 gval = 0; |
| u32 wpa_auth = 0; |
| u32 tmp = 0; |
| |
| if (wpaie == NULL) |
| goto exit; |
| WL_DBG(("Enter \n")); |
| len = wpaie->length; /* value length */ |
| len -= WPA_IE_TAG_FIXED_LEN; |
| /* check for multicast cipher suite */ |
| if (len < WPA_SUITE_LEN) { |
| WL_INFO(("no multicast cipher suite\n")); |
| goto exit; |
| } |
| |
| /* pick up multicast cipher */ |
| mcast = (wpa_suite_mcast_t *)&wpaie[1]; |
| len -= WPA_SUITE_LEN; |
| if (!bcmp(mcast->oui, WPA_OUI, WPA_OUI_LEN)) { |
| if (IS_WPA_CIPHER(mcast->type)) { |
| tmp = 0; |
| switch (mcast->type) { |
| case WPA_CIPHER_NONE: |
| tmp = 0; |
| break; |
| case WPA_CIPHER_WEP_40: |
| case WPA_CIPHER_WEP_104: |
| tmp = WEP_ENABLED; |
| break; |
| case WPA_CIPHER_TKIP: |
| tmp = TKIP_ENABLED; |
| break; |
| case WPA_CIPHER_AES_CCM: |
| tmp = AES_ENABLED; |
| break; |
| default: |
| WL_ERR(("No Security Info\n")); |
| } |
| gval |= tmp; |
| } |
| } |
| /* Check for unicast suite(s) */ |
| if (len < WPA_IE_SUITE_COUNT_LEN) { |
| WL_INFO(("no unicast suite\n")); |
| goto exit; |
| } |
| /* walk thru unicast cipher list and pick up what we recognize */ |
| ucast = (wpa_suite_ucast_t *)&mcast[1]; |
| count = ltoh16_ua(&ucast->count); |
| len -= WPA_IE_SUITE_COUNT_LEN; |
| for (i = 0; i < count && len >= WPA_SUITE_LEN; |
| i++, len -= WPA_SUITE_LEN) { |
| if (!bcmp(ucast->list[i].oui, WPA_OUI, WPA_OUI_LEN)) { |
| if (IS_WPA_CIPHER(ucast->list[i].type)) { |
| tmp = 0; |
| switch (ucast->list[i].type) { |
| case WPA_CIPHER_NONE: |
| tmp = 0; |
| break; |
| case WPA_CIPHER_WEP_40: |
| case WPA_CIPHER_WEP_104: |
| tmp = WEP_ENABLED; |
| break; |
| case WPA_CIPHER_TKIP: |
| tmp = TKIP_ENABLED; |
| break; |
| case WPA_CIPHER_AES_CCM: |
| tmp = AES_ENABLED; |
| break; |
| default: |
| WL_ERR(("No Security Info\n")); |
| } |
| pval |= tmp; |
| } |
| } |
| } |
| len -= (count - i) * WPA_SUITE_LEN; |
| /* Check for auth key management suite(s) */ |
| if (len < WPA_IE_SUITE_COUNT_LEN) { |
| WL_INFO((" no auth key mgmt suite\n")); |
| goto exit; |
| } |
| /* walk thru auth management suite list and pick up what we recognize */ |
| mgmt = (wpa_suite_auth_key_mgmt_t *)&ucast->list[count]; |
| count = ltoh16_ua(&mgmt->count); |
| len -= WPA_IE_SUITE_COUNT_LEN; |
| for (i = 0; i < count && len >= WPA_SUITE_LEN; |
| i++, len -= WPA_SUITE_LEN) { |
| if (!bcmp(mgmt->list[i].oui, WPA_OUI, WPA_OUI_LEN)) { |
| if (IS_WPA_AKM(mgmt->list[i].type)) { |
| tmp = 0; |
| switch (mgmt->list[i].type) { |
| case RSN_AKM_NONE: |
| tmp = WPA_AUTH_NONE; |
| break; |
| case RSN_AKM_UNSPECIFIED: |
| tmp = WPA_AUTH_UNSPECIFIED; |
| break; |
| case RSN_AKM_PSK: |
| tmp = WPA_AUTH_PSK; |
| break; |
| default: |
| WL_ERR(("No Key Mgmt Info\n")); |
| } |
| wpa_auth |= tmp; |
| } |
| } |
| |
| } |
| /* FOR WPS , set SEC_OW_ENABLED */ |
| wsec = (pval | gval | SES_OW_ENABLED); |
| /* set auth */ |
| err = wldev_iovar_setint_bsscfg(dev, "auth", auth, bssidx); |
| if (err < 0) { |
| WL_ERR(("auth error %d\n", err)); |
| return BCME_ERROR; |
| } |
| /* set wsec */ |
| err = wldev_iovar_setint_bsscfg(dev, "wsec", wsec, bssidx); |
| if (err < 0) { |
| WL_ERR(("wsec error %d\n", err)); |
| return BCME_ERROR; |
| } |
| /* set upper-layer auth */ |
| err = wldev_iovar_setint_bsscfg(dev, "wpa_auth", wpa_auth, bssidx); |
| if (err < 0) { |
| WL_ERR(("wpa_auth error %d\n", err)); |
| return BCME_ERROR; |
| } |
| exit: |
| return 0; |
| } |
| |
| static s32 |
| wl_cfg80211_bcn_validate_sec( |
| struct net_device *dev, |
| struct parsed_ies *ies, |
| u32 dev_role, |
| s32 bssidx) |
| { |
| struct wl_priv *wl = wlcfg_drv_priv; |
| |
| if (dev_role == NL80211_IFTYPE_P2P_GO && (ies->wpa2_ie)) { |
| /* For P2P GO, the sec type is WPA2-PSK */ |
| WL_DBG(("P2P GO: validating wpa2_ie")); |
| if (wl_validate_wpa2ie(dev, ies->wpa2_ie, bssidx) < 0) |
| return BCME_ERROR; |
| |
| } else if (dev_role == NL80211_IFTYPE_AP) { |
| |
| WL_DBG(("SoftAP: validating security")); |
| /* If wpa2_ie or wpa_ie is present validate it */ |
| if ((ies->wpa2_ie || ies->wpa_ie) && |
| ((wl_validate_wpa2ie(dev, ies->wpa2_ie, bssidx) < 0 || |
| wl_validate_wpaie(dev, ies->wpa_ie, bssidx) < 0))) { |
| wl->ap_info->security_mode = false; |
| return BCME_ERROR; |
| } |
| |
| wl->ap_info->security_mode = true; |
| if (wl->ap_info->rsn_ie) { |
| kfree(wl->ap_info->rsn_ie); |
| wl->ap_info->rsn_ie = NULL; |
| } |
| if (wl->ap_info->wpa_ie) { |
| kfree(wl->ap_info->wpa_ie); |
| wl->ap_info->wpa_ie = NULL; |
| } |
| if (wl->ap_info->wps_ie) { |
| kfree(wl->ap_info->wps_ie); |
| wl->ap_info->wps_ie = NULL; |
| } |
| if (ies->wpa_ie != NULL) { |
| /* WPAIE */ |
| wl->ap_info->rsn_ie = NULL; |
| wl->ap_info->wpa_ie = kmemdup(ies->wpa_ie, |
| ies->wpa_ie->length + WPA_RSN_IE_TAG_FIXED_LEN, |
| GFP_KERNEL); |
| } else if (ies->wpa2_ie != NULL) { |
| /* RSNIE */ |
| wl->ap_info->wpa_ie = NULL; |
| wl->ap_info->rsn_ie = kmemdup(ies->wpa2_ie, |
| ies->wpa2_ie->len + WPA_RSN_IE_TAG_FIXED_LEN, |
| GFP_KERNEL); |
| } |
| |
| if (!ies->wpa2_ie && !ies->wpa_ie) { |
| wl_validate_opensecurity(dev, bssidx); |
| wl->ap_info->security_mode = false; |
| } |
| |
| if (ies->wps_ie) { |
| wl->ap_info->wps_ie = kmemdup(ies->wps_ie, ies->wps_ie_len, GFP_KERNEL); |
| } |
| } |
| |
| return 0; |
| |
| } |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 4, 0)) || 0 |
| static s32 wl_cfg80211_bcn_set_params( |
| struct cfg80211_ap_settings *info, |
| struct net_device *dev, |
| u32 dev_role, s32 bssidx) |
| { |
| struct wl_priv *wl = wlcfg_drv_priv; |
| s32 err = BCME_OK; |
| |
| WL_DBG(("interval (%d) \ndtim_period (%d) \n", |
| info->beacon_interval, info->dtim_period)); |
| |
| if (info->beacon_interval) { |
| if ((err = wldev_ioctl(dev, WLC_SET_BCNPRD, |
| &info->beacon_interval, sizeof(s32), true)) < 0) { |
| WL_ERR(("Beacon Interval Set Error, %d\n", err)); |
| return err; |
| } |
| } |
| |
| if (info->dtim_period) { |
| if ((err = wldev_ioctl(dev, WLC_SET_DTIMPRD, |
| &info->dtim_period, sizeof(s32), true)) < 0) { |
| WL_ERR(("DTIM Interval Set Error, %d\n", err)); |
| return err; |
| } |
| } |
| |
| if ((info->ssid) && (info->ssid_len > 0) && |
| (info->ssid_len <= 32)) { |
| WL_DBG(("SSID (%s) len:%d \n", info->ssid, info->ssid_len)); |
| if (dev_role == NL80211_IFTYPE_AP) { |
| /* Store the hostapd SSID */ |
| memset(wl->hostapd_ssid.SSID, 0x00, 32); |
| memcpy(wl->hostapd_ssid.SSID, info->ssid, info->ssid_len); |
| wl->hostapd_ssid.SSID_len = info->ssid_len; |
| } else { |
| /* P2P GO */ |
| memset(wl->p2p->ssid.SSID, 0x00, 32); |
| memcpy(wl->p2p->ssid.SSID, info->ssid, info->ssid_len); |
| wl->p2p->ssid.SSID_len = info->ssid_len; |
| } |
| } |
| |
| if (info->hidden_ssid) { |
| if ((err = wldev_iovar_setint(dev, "closednet", 1)) < 0) |
| WL_ERR(("failed to set hidden : %d\n", err)); |
| WL_DBG(("hidden_ssid_enum_val: %d \n", info->hidden_ssid)); |
| } |
| |
| return err; |
| } |
| #endif |
| |
| static s32 |
| wl_cfg80211_parse_ies(u8 *ptr, u32 len, struct parsed_ies *ies) |
| { |
| s32 err = BCME_OK; |
| |
| memset(ies, 0, sizeof(struct parsed_ies)); |
| |
| /* find the WPSIE */ |
| if ((ies->wps_ie = wl_cfgp2p_find_wpsie(ptr, len)) != NULL) { |
| WL_DBG(("WPSIE in beacon \n")); |
| ies->wps_ie_len = ies->wps_ie->length + WPA_RSN_IE_TAG_FIXED_LEN; |
| } else { |
| WL_ERR(("No WPSIE in beacon \n")); |
| } |
| |
| /* find the RSN_IE */ |
| if ((ies->wpa2_ie = bcm_parse_tlvs(ptr, len, |
| DOT11_MNG_RSN_ID)) != NULL) { |
| WL_DBG((" WPA2 IE found\n")); |
| ies->wpa2_ie_len = ies->wpa2_ie->len; |
| } |
| |
| /* find the WPA_IE */ |
| if ((ies->wpa_ie = wl_cfgp2p_find_wpaie(ptr, len)) != NULL) { |
| WL_DBG((" WPA found\n")); |
| ies->wpa_ie_len = ies->wpa_ie->length; |
| } |
| |
| return err; |
| |
| } |
| |
| static s32 |
| wl_cfg80211_bcn_bringup_ap( |
| struct net_device *dev, |
| struct parsed_ies *ies, |
| u32 dev_role, s32 bssidx) |
| { |
| struct wl_priv *wl = wlcfg_drv_priv; |
| struct wl_join_params join_params; |
| bool is_bssup = false; |
| s32 infra = 1; |
| s32 join_params_size = 0; |
| s32 ap = 1; |
| #ifdef DISABLE_11H_SOFTAP |
| s32 spect = 0; |
| #endif /* DISABLE_11H_SOFTAP */ |
| s32 err = BCME_OK; |
| |
| WL_DBG(("Enter dev_role: %d\n", dev_role)); |
| |
| /* Common code for SoftAP and P2P GO */ |
| wldev_iovar_setint(dev, "mpc", 0); |
| |
| if (dev_role == NL80211_IFTYPE_P2P_GO) { |
| is_bssup = wl_cfgp2p_bss_isup(dev, bssidx); |
| if (!is_bssup && (ies->wpa2_ie != NULL)) { |
| |
| err = wldev_ioctl(dev, WLC_SET_INFRA, &infra, sizeof(s32), true); |
| if (err < 0) { |
| WL_ERR(("SET INFRA error %d\n", err)); |
| goto exit; |
| } |
| |
| err = wldev_iovar_setbuf_bsscfg(dev, "ssid", &wl->p2p->ssid, |
| sizeof(wl->p2p->ssid), wl->ioctl_buf, WLC_IOCTL_MAXLEN, |
| bssidx, &wl->ioctl_buf_sync); |
| if (err < 0) { |
| WL_ERR(("GO SSID setting error %d\n", err)); |
| goto exit; |
| } |
| |
| /* Do abort scan before creating GO */ |
| wl_cfg80211_scan_abort(wl); |
| |
| if ((err = wl_cfgp2p_bss(wl, dev, bssidx, 1)) < 0) { |
| WL_ERR(("GO Bring up error %d\n", err)); |
| goto exit; |
| } |
| } else |
| WL_DBG(("Bss is already up\n")); |
| } else if ((dev_role == NL80211_IFTYPE_AP) && |
| (wl_get_drv_status(wl, AP_CREATING, dev))) { |
| /* Device role SoftAP */ |
| err = wldev_ioctl(dev, WLC_DOWN, &ap, sizeof(s32), true); |
| if (err < 0) { |
| WL_ERR(("WLC_DOWN error %d\n", err)); |
| goto exit; |
| } |
| err = wldev_ioctl(dev, WLC_SET_INFRA, &infra, sizeof(s32), true); |
| if (err < 0) { |
| WL_ERR(("SET INFRA error %d\n", err)); |
| goto exit; |
| } |
| if ((err = wldev_ioctl(dev, WLC_SET_AP, &ap, sizeof(s32), true)) < 0) { |
| WL_ERR(("setting AP mode failed %d \n", err)); |
| goto exit; |
| } |
| #ifdef DISABLE_11H_SOFTAP |
| err = wldev_ioctl(dev, WLC_SET_SPECT_MANAGMENT, |
| &spect, sizeof(s32), true); |
| if (err < 0) { |
| WL_ERR(("SET SPECT_MANAGMENT error %d\n", err)); |
| goto exit; |
| } |
| #endif /* DISABLE_11H_SOFTAP */ |
| |
| err = wldev_ioctl(dev, WLC_UP, &ap, sizeof(s32), true); |
| if (unlikely(err)) { |
| WL_ERR(("WLC_UP error (%d)\n", err)); |
| goto exit; |
| } |
| |
| memset(&join_params, 0, sizeof(join_params)); |
| /* join parameters starts with ssid */ |
| join_params_size = sizeof(join_params.ssid); |
| memcpy(join_params.ssid.SSID, wl->hostapd_ssid.SSID, |
| wl->hostapd_ssid.SSID_len); |
| join_params.ssid.SSID_len = htod32(wl->hostapd_ssid.SSID_len); |
| |
| /* create softap */ |
| if ((err = wldev_ioctl(dev, WLC_SET_SSID, &join_params, |
| join_params_size, true)) == 0) { |
| WL_DBG(("SoftAP set SSID (%s) success\n", join_params.ssid.SSID)); |
| wl_clr_drv_status(wl, AP_CREATING, dev); |
| wl_set_drv_status(wl, AP_CREATED, dev); |
| } |
| } |
| |
| |
| exit: |
| return err; |
| } |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 4, 0)) || 0 |
| s32 |
| wl_cfg80211_parse_ap_ies( |
| struct net_device *dev, |
| struct cfg80211_beacon_data *info, |
| struct parsed_ies *ies) |
| { |
| struct parsed_ies prb_ies; |
| struct wl_priv *wl = wlcfg_drv_priv; |
| dhd_pub_t *dhd = (dhd_pub_t *)(wl->pub); |
| u8 *vndr = NULL; |
| u32 vndr_ie_len = 0; |
| s32 err = BCME_OK; |
| |
| /* Parse Beacon IEs */ |
| if (wl_cfg80211_parse_ies((u8 *)info->tail, |
| info->tail_len, ies) < 0) { |
| WL_ERR(("Beacon get IEs failed \n")); |
| err = -EINVAL; |
| goto fail; |
| } |
| |
| vndr = (u8 *)info->proberesp_ies; |
| vndr_ie_len = info->proberesp_ies_len; |
| |
| if (dhd->op_mode & DHD_FLAG_HOSTAP_MODE) { |
| /* SoftAP mode */ |
| struct ieee80211_mgmt *mgmt; |
| mgmt = (struct ieee80211_mgmt *)info->probe_resp; |
| if (mgmt != NULL) { |
| vndr = (u8 *)&mgmt->u.probe_resp.variable; |
| vndr_ie_len = info->probe_resp_len - |
| offsetof(struct ieee80211_mgmt, u.probe_resp.variable); |
| } |
| } |
| |
| /* Parse Probe Response IEs */ |
| if (wl_cfg80211_parse_ies(vndr, vndr_ie_len, &prb_ies) < 0) { |
| WL_ERR(("PROBE RESP get IEs failed \n")); |
| err = -EINVAL; |
| } |
| |
| fail: |
| |
| return err; |
| } |
| |
| s32 |
| wl_cfg80211_set_ies( |
| struct net_device *dev, |
| struct cfg80211_beacon_data *info, |
| s32 bssidx) |
| { |
| struct wl_priv *wl = wlcfg_drv_priv; |
| dhd_pub_t *dhd = (dhd_pub_t *)(wl->pub); |
| u8 *vndr = NULL; |
| u32 vndr_ie_len = 0; |
| s32 err = BCME_OK; |
| |
| /* Set Beacon IEs to FW */ |
| if ((err = wl_cfgp2p_set_management_ie(wl, dev, bssidx, |
| VNDR_IE_BEACON_FLAG, (u8 *)info->tail, |
| info->tail_len)) < 0) { |
| WL_ERR(("Set Beacon IE Failed \n")); |
| } else { |
| WL_DBG(("Applied Vndr IEs for Beacon \n")); |
| } |
| |
| vndr = (u8 *)info->proberesp_ies; |
| vndr_ie_len = info->proberesp_ies_len; |
| |
| if (dhd->op_mode & DHD_FLAG_HOSTAP_MODE) { |
| /* SoftAP mode */ |
| struct ieee80211_mgmt *mgmt; |
| mgmt = (struct ieee80211_mgmt *)info->probe_resp; |
| if (mgmt != NULL) { |
| vndr = (u8 *)&mgmt->u.probe_resp.variable; |
| vndr_ie_len = info->probe_resp_len - |
| offsetof(struct ieee80211_mgmt, u.probe_resp.variable); |
| } |
| } |
| |
| /* Set Probe Response IEs to FW */ |
| if ((err = wl_cfgp2p_set_management_ie(wl, dev, bssidx, |
| VNDR_IE_PRBRSP_FLAG, vndr, vndr_ie_len)) < 0) { |
| WL_ERR(("Set Probe Resp IE Failed \n")); |
| } else { |
| WL_DBG(("Applied Vndr IEs for Probe Resp \n")); |
| } |
| |
| return err; |
| } |
| #endif |
| |
| static s32 wl_cfg80211_hostapd_sec( |
| struct net_device *dev, |
| struct parsed_ies *ies, |
| s32 bssidx) |
| { |
| bool update_bss = 0; |
| struct wl_priv *wl = wlcfg_drv_priv; |
| |
| |
| if (ies->wps_ie) { |
| if (wl->ap_info->wps_ie && |
| memcmp(wl->ap_info->wps_ie, ies->wps_ie, ies->wps_ie_len)) { |
| WL_DBG((" WPS IE is changed\n")); |
| kfree(wl->ap_info->wps_ie); |
| wl->ap_info->wps_ie = kmemdup(ies->wps_ie, ies->wps_ie_len, GFP_KERNEL); |
| } else if (wl->ap_info->wps_ie == NULL) { |
| WL_DBG((" WPS IE is added\n")); |
| wl->ap_info->wps_ie = kmemdup(ies->wps_ie, ies->wps_ie_len, GFP_KERNEL); |
| } |
| if ((ies->wpa_ie != NULL || ies->wpa2_ie != NULL)) { |
| if (!wl->ap_info->security_mode) { |
| /* change from open mode to security mode */ |
| update_bss = true; |
| if (ies->wpa_ie != NULL) { |
| wl->ap_info->wpa_ie = kmemdup(ies->wpa_ie, |
| ies->wpa_ie->length + WPA_RSN_IE_TAG_FIXED_LEN, |
| GFP_KERNEL); |
| } else { |
| wl->ap_info->rsn_ie = kmemdup(ies->wpa2_ie, |
| ies->wpa2_ie->len + WPA_RSN_IE_TAG_FIXED_LEN, |
| GFP_KERNEL); |
| } |
| } else if (wl->ap_info->wpa_ie) { |
| /* change from WPA2 mode to WPA mode */ |
| if (ies->wpa_ie != NULL) { |
| update_bss = true; |
| kfree(wl->ap_info->rsn_ie); |
| wl->ap_info->rsn_ie = NULL; |
| wl->ap_info->wpa_ie = kmemdup(ies->wpa_ie, |
| ies->wpa_ie->length + WPA_RSN_IE_TAG_FIXED_LEN, |
| GFP_KERNEL); |
| } else if (memcmp(wl->ap_info->rsn_ie, |
| ies->wpa2_ie, ies->wpa2_ie->len |
| + WPA_RSN_IE_TAG_FIXED_LEN)) { |
| update_bss = true; |
| kfree(wl->ap_info->rsn_ie); |
| wl->ap_info->rsn_ie = kmemdup(ies->wpa2_ie, |
| ies->wpa2_ie->len + WPA_RSN_IE_TAG_FIXED_LEN, |
| GFP_KERNEL); |
| wl->ap_info->wpa_ie = NULL; |
| } |
| } |
| if (update_bss) { |
| wl->ap_info->security_mode = true; |
| wl_cfgp2p_bss(wl, dev, bssidx, 0); |
| if (wl_validate_wpa2ie(dev, ies->wpa2_ie, bssidx) < 0 || |
| wl_validate_wpaie(dev, ies->wpa_ie, bssidx) < 0) { |
| return BCME_ERROR; |
| } |
| wl_cfgp2p_bss(wl, dev, bssidx, 1); |
| } |
| } |
| } else { |
| WL_ERR(("No WPSIE in beacon \n")); |
| } |
| return 0; |
| } |
| |
| #if defined(WL_SUPPORT_BACKPORTED_KPATCHES) || (LINUX_VERSION_CODE >= KERNEL_VERSION(3, \ |
| 2, 0)) |
| static s32 |
| wl_cfg80211_del_station( |
| struct wiphy *wiphy, |
| struct net_device *ndev, |
| u8* mac_addr) |
| { |
| struct net_device *dev; |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| scb_val_t scb_val; |
| s8 eabuf[ETHER_ADDR_STR_LEN]; |
| int err; |
| char mac_buf[MAX_NUM_OF_ASSOCIATED_DEV * |
| sizeof(struct ether_addr) + sizeof(uint)] = {0}; |
| struct maclist *assoc_maclist = (struct maclist *)mac_buf; |
| int num_associated = 0; |
| |
| WL_DBG(("Entry\n")); |
| if (mac_addr == NULL) { |
| WL_DBG(("mac_addr is NULL ignore it\n")); |
| return 0; |
| } |
| |
| dev = ndev_to_wlc_ndev(ndev, wl); |
| |
| if (p2p_is_on(wl)) { |
| /* Suspend P2P discovery search-listen to prevent it from changing the |
| * channel. |
| */ |
| if ((wl_cfgp2p_discover_enable_search(wl, false)) < 0) { |
| WL_ERR(("Can not disable discovery mode\n")); |
| return -EFAULT; |
| } |
| } |
| |
| assoc_maclist->count = MAX_NUM_OF_ASSOCIATED_DEV; |
| err = wldev_ioctl(ndev, WLC_GET_ASSOCLIST, |
| assoc_maclist, sizeof(mac_buf), false); |
| if (err < 0) |
| WL_ERR(("WLC_GET_ASSOCLIST error %d\n", err)); |
| else |
| num_associated = assoc_maclist->count; |
| |
| memcpy(scb_val.ea.octet, mac_addr, ETHER_ADDR_LEN); |
| scb_val.val = DOT11_RC_DEAUTH_LEAVING; |
| err = wldev_ioctl(dev, WLC_SCB_DEAUTHENTICATE_FOR_REASON, &scb_val, |
| sizeof(scb_val_t), true); |
| if (err < 0) |
| WL_ERR(("WLC_SCB_DEAUTHENTICATE_FOR_REASON err %d\n", err)); |
| WL_ERR(("Disconnect STA : %s scb_val.val %d\n", |
| bcm_ether_ntoa((const struct ether_addr *)mac_addr, eabuf), |
| scb_val.val)); |
| |
| if (num_associated > 0 && ETHER_ISBCAST(mac_addr)) |
| wl_delay(400); |
| |
| return 0; |
| } |
| #endif /* WL_SUPPORT_BACKPORTED_KPATCHES || KERNEL_VER >= KERNEL_VERSION(3, 2, 0)) */ |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 4, 0)) || 0 |
| static s32 |
| wl_cfg80211_start_ap( |
| struct wiphy *wiphy, |
| struct net_device *dev, |
| struct cfg80211_ap_settings *info) |
| { |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| s32 err = BCME_OK; |
| struct parsed_ies ies; |
| s32 bssidx = 0; |
| u32 dev_role = 0; |
| |
| WL_DBG(("Enter \n")); |
| if (dev == wl_to_prmry_ndev(wl)) { |
| WL_DBG(("Start AP req on primary iface: Softap\n")); |
| dev_role = NL80211_IFTYPE_AP; |
| } |
| #if defined(WL_ENABLE_P2P_IF) |
| else if (dev == wl->p2p_net) { |
| /* Group Add request on p2p0 */ |
| WL_DBG(("Start AP req on P2P iface: GO\n")); |
| dev = wl_to_prmry_ndev(wl); |
| dev_role = NL80211_IFTYPE_P2P_GO; |
| } |
| #endif /* WL_ENABLE_P2P_IF */ |
| if (wl_cfgp2p_find_idx(wl, dev, &bssidx) != BCME_OK) { |
| WL_ERR(("Find p2p index from dev(%p) failed\n", dev)); |
| return BCME_ERROR; |
| } |
| if (p2p_is_on(wl) && |
| (bssidx == wl_to_p2p_bss_bssidx(wl, |
| P2PAPI_BSSCFG_CONNECTION))) { |
| dev_role = NL80211_IFTYPE_P2P_GO; |
| WL_DBG(("Start AP req on P2P connection iface\n")); |
| } |
| |
| if (!check_dev_role_integrity(wl, dev_role)) |
| goto fail; |
| |
| #if defined(WL_CFG80211_P2P_DEV_IF) || (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) |
| if ((err = wl_cfg80211_set_channel(wiphy, dev, |
| dev->ieee80211_ptr->preset_chandef.chan, |
| NL80211_CHAN_HT20) < 0)) { |
| WL_ERR(("Set channel failed \n")); |
| goto fail; |
| } |
| #endif /* WL_CFG80211_P2P_DEV_IF || (LINUX_VERSION >= VERSION(3, 6, 0)) */ |
| |
| if ((err = wl_cfg80211_bcn_set_params(info, dev, |
| dev_role, bssidx)) < 0) { |
| WL_ERR(("Beacon params set failed \n")); |
| goto fail; |
| } |
| |
| /* Parse IEs */ |
| if ((err = wl_cfg80211_parse_ap_ies(dev, &info->beacon, &ies)) < 0) { |
| WL_ERR(("Set IEs failed \n")); |
| goto fail; |
| } |
| |
| if ((wl_cfg80211_bcn_validate_sec(dev, &ies, |
| dev_role, bssidx)) < 0) |
| { |
| WL_ERR(("Beacon set security failed \n")); |
| goto fail; |
| } |
| |
| if ((err = wl_cfg80211_bcn_bringup_ap(dev, &ies, |
| dev_role, bssidx)) < 0) { |
| WL_ERR(("Beacon bring up AP/GO failed \n")); |
| goto fail; |
| } |
| |
| WL_DBG(("** AP/GO Created **\n")); |
| |
| /* Set IEs to FW */ |
| if ((err = wl_cfg80211_set_ies(dev, &info->beacon, bssidx)) < 0) |
| WL_ERR(("Set IEs failed \n")); |
| |
| fail: |
| if (err) { |
| WL_ERR(("ADD/SET beacon failed\n")); |
| wldev_iovar_setint(dev, "mpc", 1); |
| } |
| |
| return err; |
| } |
| |
| static s32 |
| wl_cfg80211_stop_ap( |
| struct wiphy *wiphy, |
| struct net_device *dev) |
| { |
| int err = 0; |
| u32 dev_role = 0; |
| int infra = 0; |
| int ap = 0; |
| s32 bssidx = 0; |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| |
| WL_DBG(("Enter \n")); |
| if (dev == wl_to_prmry_ndev(wl)) { |
| dev_role = NL80211_IFTYPE_AP; |
| } |
| #if defined(WL_ENABLE_P2P_IF) |
| else if (dev == wl->p2p_net) { |
| /* Group Add request on p2p0 */ |
| dev = wl_to_prmry_ndev(wl); |
| dev_role = NL80211_IFTYPE_P2P_GO; |
| } |
| #endif /* WL_ENABLE_P2P_IF */ |
| if (wl_cfgp2p_find_idx(wl, dev, &bssidx) != BCME_OK) { |
| WL_ERR(("Find p2p index from dev(%p) failed\n", dev)); |
| return BCME_ERROR; |
| } |
| if (p2p_is_on(wl) && |
| (bssidx == wl_to_p2p_bss_bssidx(wl, |
| P2PAPI_BSSCFG_CONNECTION))) { |
| dev_role = NL80211_IFTYPE_P2P_GO; |
| } |
| |
| if (!check_dev_role_integrity(wl, dev_role)) |
| goto exit; |
| |
| if (dev_role == NL80211_IFTYPE_AP) { |
| /* SoftAp on primary Interface. |
| * Shut down AP and turn on MPC |
| */ |
| if ((err = wldev_ioctl(dev, WLC_SET_AP, &ap, sizeof(s32), true)) < 0) { |
| WL_ERR(("setting AP mode failed %d \n", err)); |
| err = -ENOTSUPP; |
| goto exit; |
| } |
| err = wldev_ioctl(dev, WLC_SET_INFRA, &infra, sizeof(s32), true); |
| if (err < 0) { |
| WL_ERR(("SET INFRA error %d\n", err)); |
| err = -ENOTSUPP; |
| goto exit; |
| } |
| |
| err = wldev_ioctl(dev, WLC_UP, &ap, sizeof(s32), true); |
| if (unlikely(err)) { |
| WL_ERR(("WLC_UP error (%d)\n", err)); |
| err = -EINVAL; |
| goto exit; |
| } |
| |
| wl_clr_drv_status(wl, AP_CREATED, dev); |
| /* Turn on the MPC */ |
| wldev_iovar_setint(dev, "mpc", 1); |
| if (wl->ap_info) { |
| kfree(wl->ap_info->wpa_ie); |
| kfree(wl->ap_info->rsn_ie); |
| kfree(wl->ap_info->wps_ie); |
| kfree(wl->ap_info); |
| wl->ap_info = NULL; |
| } |
| } else { |
| WL_DBG(("Stopping P2P GO \n")); |
| DHD_OS_WAKE_LOCK_CTRL_TIMEOUT_ENABLE((dhd_pub_t *)(wl->pub), DHD_EVENT_TIMEOUT_MS*3); |
| DHD_OS_WAKE_LOCK_TIMEOUT((dhd_pub_t *)(wl->pub)); |
| } |
| |
| exit: |
| return err; |
| } |
| |
| static s32 |
| wl_cfg80211_change_beacon( |
| struct wiphy *wiphy, |
| struct net_device *dev, |
| struct cfg80211_beacon_data *info) |
| { |
| s32 err = BCME_OK; |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| struct parsed_ies ies; |
| u32 dev_role = 0; |
| s32 bssidx = 0; |
| |
| WL_DBG(("Enter \n")); |
| |
| if (dev == wl_to_prmry_ndev(wl)) { |
| dev_role = NL80211_IFTYPE_AP; |
| } |
| #if defined(WL_ENABLE_P2P_IF) |
| else if (dev == wl->p2p_net) { |
| /* Group Add request on p2p0 */ |
| dev = wl_to_prmry_ndev(wl); |
| dev_role = NL80211_IFTYPE_P2P_GO; |
| } |
| #endif /* WL_ENABLE_P2P_IF */ |
| if (wl_cfgp2p_find_idx(wl, dev, &bssidx) != BCME_OK) { |
| WL_ERR(("Find p2p index from dev(%p) failed\n", dev)); |
| return BCME_ERROR; |
| } |
| if (p2p_is_on(wl) && |
| (bssidx == wl_to_p2p_bss_bssidx(wl, |
| P2PAPI_BSSCFG_CONNECTION))) { |
| dev_role = NL80211_IFTYPE_P2P_GO; |
| } |
| |
| if (!check_dev_role_integrity(wl, dev_role)) |
| goto fail; |
| |
| /* Parse IEs */ |
| if ((err = wl_cfg80211_parse_ap_ies(dev, info, &ies)) < 0) { |
| WL_ERR(("Parse IEs failed \n")); |
| goto fail; |
| } |
| |
| /* Set IEs to FW */ |
| if ((err = wl_cfg80211_set_ies(dev, info, bssidx)) < 0) { |
| WL_ERR(("Set IEs failed \n")); |
| goto fail; |
| } |
| |
| if (dev_role == NL80211_IFTYPE_AP) { |
| if (wl_cfg80211_hostapd_sec(dev, &ies, bssidx) < 0) { |
| WL_ERR(("Hostapd update sec failed \n")); |
| err = -EINVAL; |
| goto fail; |
| } |
| } |
| |
| fail: |
| return err; |
| } |
| #else /* LINUX_VERSION_CODE < KERNEL_VERSION(3, 4, 0) */ |
| static s32 |
| wl_cfg80211_add_set_beacon(struct wiphy *wiphy, struct net_device *dev, |
| struct beacon_parameters *info) |
| { |
| s32 err = BCME_OK; |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| s32 ie_offset = 0; |
| s32 bssidx = 0; |
| u32 dev_role = NL80211_IFTYPE_AP; |
| struct parsed_ies ies; |
| bcm_tlv_t *ssid_ie; |
| bool pbc = 0; |
| WL_DBG(("interval (%d) dtim_period (%d) head_len (%d) tail_len (%d)\n", |
| info->interval, info->dtim_period, info->head_len, info->tail_len)); |
| |
| if (dev == wl_to_prmry_ndev(wl)) { |
| dev_role = NL80211_IFTYPE_AP; |
| } |
| #if defined(WL_ENABLE_P2P_IF) |
| else if (dev == wl->p2p_net) { |
| /* Group Add request on p2p0 */ |
| dev = wl_to_prmry_ndev(wl); |
| dev_role = NL80211_IFTYPE_P2P_GO; |
| } |
| #endif /* WL_ENABLE_P2P_IF */ |
| if (wl_cfgp2p_find_idx(wl, dev, &bssidx) != BCME_OK) { |
| WL_ERR(("Find p2p index from dev(%p) failed\n", dev)); |
| return BCME_ERROR; |
| } |
| if (p2p_is_on(wl) && |
| (bssidx == wl_to_p2p_bss_bssidx(wl, |
| P2PAPI_BSSCFG_CONNECTION))) { |
| dev_role = NL80211_IFTYPE_P2P_GO; |
| } |
| |
| if (!check_dev_role_integrity(wl, dev_role)) |
| goto fail; |
| |
| ie_offset = DOT11_MGMT_HDR_LEN + DOT11_BCN_PRB_FIXED_LEN; |
| /* find the SSID */ |
| if ((ssid_ie = bcm_parse_tlvs((u8 *)&info->head[ie_offset], |
| info->head_len - ie_offset, |
| DOT11_MNG_SSID_ID)) != NULL) { |
| if (dev_role == NL80211_IFTYPE_AP) { |
| /* Store the hostapd SSID */ |
| memset(&wl->hostapd_ssid.SSID[0], 0x00, 32); |
| memcpy(&wl->hostapd_ssid.SSID[0], ssid_ie->data, ssid_ie->len); |
| wl->hostapd_ssid.SSID_len = ssid_ie->len; |
| } else { |
| /* P2P GO */ |
| memset(&wl->p2p->ssid.SSID[0], 0x00, 32); |
| memcpy(wl->p2p->ssid.SSID, ssid_ie->data, ssid_ie->len); |
| wl->p2p->ssid.SSID_len = ssid_ie->len; |
| } |
| } |
| |
| if (wl_cfg80211_parse_ies((u8 *)info->tail, |
| info->tail_len, &ies) < 0) { |
| WL_ERR(("Beacon get IEs failed \n")); |
| err = -EINVAL; |
| goto fail; |
| } |
| |
| if (wl_cfgp2p_set_management_ie(wl, dev, bssidx, |
| VNDR_IE_BEACON_FLAG, (u8 *)info->tail, |
| info->tail_len) < 0) { |
| WL_ERR(("Beacon set IEs failed \n")); |
| goto fail; |
| } else { |
| WL_DBG(("Applied Vndr IEs for Beacon \n")); |
| } |
| if (!wl_cfgp2p_bss_isup(dev, bssidx) && |
| (wl_cfg80211_bcn_validate_sec(dev, &ies, dev_role, bssidx) < 0)) |
| { |
| WL_ERR(("Beacon set security failed \n")); |
| goto fail; |
| } |
| |
| /* Set BI and DTIM period */ |
| if (info->interval) { |
| if ((err = wldev_ioctl(dev, WLC_SET_BCNPRD, |
| &info->interval, sizeof(s32), true)) < 0) { |
| WL_ERR(("Beacon Interval Set Error, %d\n", err)); |
| return err; |
| } |
| } |
| if (info->dtim_period) { |
| if ((err = wldev_ioctl(dev, WLC_SET_DTIMPRD, |
| &info->dtim_period, sizeof(s32), true)) < 0) { |
| WL_ERR(("DTIM Interval Set Error, %d\n", err)); |
| return err; |
| } |
| } |
| |
| if (wl_cfg80211_bcn_bringup_ap(dev, &ies, dev_role, bssidx) < 0) { |
| WL_ERR(("Beacon bring up AP/GO failed \n")); |
| goto fail; |
| } |
| |
| if (wl_get_drv_status(wl, AP_CREATED, dev)) { |
| /* Soft AP already running. Update changed params */ |
| if (wl_cfg80211_hostapd_sec(dev, &ies, bssidx) < 0) { |
| WL_ERR(("Hostapd update sec failed \n")); |
| err = -EINVAL; |
| goto fail; |
| } |
| } |
| |
| /* Enable Probe Req filter */ |
| if (((dev_role == NL80211_IFTYPE_P2P_GO) || |
| (dev_role == NL80211_IFTYPE_AP)) && (ies.wps_ie != NULL)) { |
| wl_validate_wps_ie((char *) ies.wps_ie, ies.wps_ie_len, &pbc); |
| if (pbc) |
| wl_add_remove_eventmsg(dev, WLC_E_PROBREQ_MSG, true); |
| } |
| |
| WL_DBG(("** ADD/SET beacon done **\n")); |
| |
| fail: |
| if (err) { |
| WL_ERR(("ADD/SET beacon failed\n")); |
| wldev_iovar_setint(dev, "mpc", 1); |
| } |
| return err; |
| |
| } |
| #endif |
| |
| #ifdef WL_SCHED_SCAN |
| #define PNO_TIME 30 |
| #define PNO_REPEAT 4 |
| #define PNO_FREQ_EXPO_MAX 2 |
| static bool |
| is_ssid_in_list(struct cfg80211_ssid *ssid, struct cfg80211_ssid *ssid_list, int count) |
| { |
| int i; |
| |
| if (!ssid || !ssid_list) |
| return FALSE; |
| |
| for (i = 0; i < count; i++) { |
| if (ssid->ssid_len == ssid_list[i].ssid_len) { |
| if (strncmp(ssid->ssid, ssid_list[i].ssid, ssid->ssid_len) == 0) |
| return TRUE; |
| } |
| } |
| return FALSE; |
| } |
| |
| static int |
| wl_cfg80211_sched_scan_start(struct wiphy *wiphy, |
| struct net_device *dev, |
| struct cfg80211_sched_scan_request *request) |
| { |
| ushort pno_time = PNO_TIME; |
| int pno_repeat = PNO_REPEAT; |
| int pno_freq_expo_max = PNO_FREQ_EXPO_MAX; |
| wlc_ssid_ext_t ssids_local[MAX_PFN_LIST_COUNT]; |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| struct cfg80211_ssid *ssid = NULL; |
| struct cfg80211_ssid *hidden_ssid_list = NULL; |
| int ssid_cnt = 0; |
| int i; |
| int ret = 0; |
| unsigned long flags; |
| |
| WL_DBG(("Enter \n")); |
| WL_PNO((">>> SCHED SCAN START\n")); |
| WL_PNO(("Enter n_match_sets:%d n_ssids:%d \n", |
| request->n_match_sets, request->n_ssids)); |
| WL_PNO(("ssids:%d pno_time:%d pno_repeat:%d pno_freq:%d \n", |
| request->n_ssids, pno_time, pno_repeat, pno_freq_expo_max)); |
| |
| |
| if (!request || !request->n_ssids || !request->n_match_sets) { |
| WL_ERR(("Invalid sched scan req!! n_ssids:%d \n", request->n_ssids)); |
| return -EINVAL; |
| } |
| |
| memset(&ssids_local, 0, sizeof(ssids_local)); |
| |
| if (request->n_ssids > 0) |
| hidden_ssid_list = request->ssids; |
| |
| for (i = 0; i < request->n_match_sets && ssid_cnt < MAX_PFN_LIST_COUNT; i++) { |
| ssid = &request->match_sets[i].ssid; |
| /* No need to include null ssid */ |
| if (ssid->ssid_len) { |
| memcpy(ssids_local[ssid_cnt].SSID, ssid->ssid, ssid->ssid_len); |
| ssids_local[ssid_cnt].SSID_len = ssid->ssid_len; |
| if (is_ssid_in_list(ssid, hidden_ssid_list, request->n_ssids)) { |
| ssids_local[ssid_cnt].hidden = TRUE; |
| WL_PNO((">>> PNO hidden SSID (%s) \n", ssid->ssid)); |
| } else { |
| ssids_local[ssid_cnt].hidden = FALSE; |
| WL_PNO((">>> PNO non-hidden SSID (%s) \n", ssid->ssid)); |
| } |
| ssid_cnt++; |
| } |
| } |
| |
| if (ssid_cnt) { |
| if ((ret = dhd_dev_pno_set_for_ssid(dev, ssids_local, ssid_cnt, pno_time, |
| pno_repeat, pno_freq_expo_max, NULL, 0)) < 0) { |
| WL_ERR(("PNO setup failed!! ret=%d \n", ret)); |
| return -EINVAL; |
| } |
| spin_lock_irqsave(&wl->cfgdrv_lock, flags); |
| wl->sched_scan_req = request; |
| spin_unlock_irqrestore(&wl->cfgdrv_lock, flags); |
| } else { |
| return -EINVAL; |
| } |
| |
| return 0; |
| } |
| |
| static int |
| wl_cfg80211_sched_scan_stop(struct wiphy *wiphy, struct net_device *dev) |
| { |
| struct wl_priv *wl = wiphy_priv(wiphy); |
| unsigned long flags; |
| |
| WL_DBG(("Enter \n")); |
| WL_PNO((">>> SCHED SCAN STOP\n")); |
| |
| if (dhd_dev_pno_stop_for_ssid(dev) < 0) |
| WL_ERR(("PNO Stop for SSID failed")); |
| |
| if (wl->scan_request && wl->sched_scan_running) { |
| WL_PNO((">>> Sched scan running. Aborting it..\n")); |
| wl_notify_escan_complete(wl, dev, true, true); |
| } |
| spin_lock_irqsave(&wl->cfgdrv_lock, flags); |
| wl->sched_scan_req = NULL; |
| wl->sched_scan_running = FALSE; |
| spin_unlock_irqrestore(&wl->cfgdrv_lock, flags); |
| return 0; |
| } |
| #endif /* WL_SCHED_SCAN */ |
| |
| static struct cfg80211_ops wl_cfg80211_ops = { |
| .add_virtual_intf = wl_cfg80211_add_virtual_iface, |
| .del_virtual_intf = wl_cfg80211_del_virtual_iface, |
| .change_virtual_intf = wl_cfg80211_change_virtual_iface, |
| #if defined(WL_CFG80211_P2P_DEV_IF) |
| .start_p2p_device = wl_cfgp2p_start_p2p_device, |
| .stop_p2p_device = wl_cfgp2p_stop_p2p_device, |
| #endif /* WL_CFG80211_P2P_DEV_IF */ |
| .scan = wl_cfg80211_scan, |
| .set_wiphy_params = wl_cfg80211_set_wiphy_params, |
| .join_ibss = wl_cfg80211_join_ibss, |
| .leave_ibss = wl_cfg80211_leave_ibss, |
| .get_station = wl_cfg80211_get_station, |
| .set_tx_power = wl_cfg80211_set_tx_power, |
| .get_tx_power = wl_cfg80211_get_tx_power, |
| .add_key = wl_cfg80211_add_key, |
| .del_key = wl_cfg80211_del_key, |
| .get_key = wl_cfg80211_get_key, |
| .set_default_key = wl_cfg80211_config_default_key, |
| .set_default_mgmt_key = wl_cfg80211_config_default_mgmt_key, |
| .set_power_mgmt = wl_cfg80211_set_power_mgmt, |
| .connect = wl_cfg80211_connect, |
| .disconnect = wl_cfg80211_disconnect, |
| .suspend = wl_cfg80211_suspend, |
| .resume = wl_cfg80211_resume, |
| .set_pmksa = wl_cfg80211_set_pmksa, |
| .del_pmksa = wl_cfg80211_del_pmksa, |
| .flush_pmksa = wl_cfg80211_flush_pmksa, |
| .remain_on_channel = wl_cfg80211_remain_on_channel, |
| .cancel_remain_on_channel = wl_cfg80211_cancel_remain_on_channel, |
| .mgmt_tx = wl_cfg80211_mgmt_tx, |
| .mgmt_frame_register = wl_cfg80211_mgmt_frame_register, |
| .change_bss = wl_cfg80211_change_bss, |
| #if !defined(WL_CFG80211_P2P_DEV_IF) && (LINUX_VERSION_CODE < KERNEL_VERSION(3, 6, 0)) |
| .set_channel = wl_cfg80211_set_channel, |
| #endif /* !WL_CFG80211_P2P_DEV_IF && (LINUX_VERSION < VERSION(3, 6, 0)) */ |
| #if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 4, 0)) && !0 |
| .set_beacon = wl_cfg80211_add_set_beacon, |
| .add_beacon = wl_cfg80211_add_set_beacon, |
| #else |
| .change_beacon = wl_cfg80211_change_beacon, |
| .start_ap = wl_cfg80211_start_ap, |
| .stop_ap = wl_cfg80211_stop_ap, |
| #endif |
| #ifdef WL_SCHED_SCAN |
| .sched_scan_start = wl_cfg80211_sched_scan_start, |
| .sched_scan_stop = wl_cfg80211_sched_scan_stop, |
| #endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(3, 2, 0) */ |
| #if defined(WL_SUPPORT_BACKPORTED_KPATCHES) || (LINUX_VERSION_CODE >= KERNEL_VERSION(3, \ |
| 2, 0)) |
| .del_station = wl_cfg80211_del_station, |
| .mgmt_tx_cancel_wait = wl_cfg80211_mgmt_tx_cancel_wait, |
| #endif /* WL_SUPPORT_BACKPORTED_KPATCHES || KERNEL_VERSION >= (3,2,0) */ |
| #if (LINUX_VERSION_CODE > KERNEL_VERSION(3, 2, 0)) || 0 |
| .tdls_oper = wl_cfg80211_tdls_oper |
| #endif |
| }; |
| |
| s32 wl_mode_to_nl80211_iftype(s32 mode) |
| { |
| s32 err = 0; |
| |
| switch (mode) { |
| case WL_MODE_BSS: |
| return NL80211_IFTYPE_STATION; |
| case WL_MODE_IBSS: |
| return NL80211_IFTYPE_ADHOC; |
| case WL_MODE_AP: |
| return NL80211_IFTYPE_AP; |
| default: |
| return NL80211_IFTYPE_UNSPECIFIED; |
| } |
| |
| return err; |
| } |
| |
| #ifdef CONFIG_CFG80211_INTERNAL_REGDB |
| /* Kernel Network Support->Wireless->Regulatory rules database |
| options should be enabled and regulatory CRDA regdb table populated in Kernel |
| for proper country reg notification |
| */ |
| static int |
| wl_cfg80211_reg_notifier( |
| struct wiphy *wiphy, |
| struct regulatory_request *request) |
| { |
| struct wl_priv *wl = (struct wl_priv *)wiphy_priv(wiphy); |
| int ret = 0; |
| |
| if (!request || !wl) { |
| WL_ERR(("Invalid arg\n")); |
| return -EINVAL; |
| } |
| |
| WL_DBG(("ccode: %c%c Initiator: %d\n", |
| request->alpha2[0], request->alpha2[1], request->initiator)); |
| |
| /* We support only REGDOM_SET_BY_USER as of now */ |
| if ((request->initiator != NL80211_REGDOM_SET_BY_USER) && |
| (request->initiator != NL80211_REGDOM_SET_BY_COUNTRY_IE)) { |
| WL_ERR(("reg_notifier for intiator:%d not supported : set default\n", |
| request->initiator)); |
| /* in case of no supported country by regdb |
| lets driver setup platform default Locale |
| */ |
| } |
| |
| WL_ERR(("Set country code %c%c from %s\n", |
| request->alpha2[0], request->alpha2[1], |
| ((request->initiator == NL80211_REGDOM_SET_BY_COUNTRY_IE) ? " 11d AP" : "User"))); |
| |
| if ((ret = wldev_set_country(wl_to_prmry_ndev(wl), request->alpha2, |
| false, (request->initiator == NL80211_REGDOM_SET_BY_USER ? true : false))) < 0) { |
| WL_ERR(("set country Failed :%d\n", ret)); |
| } |
| |
| return ret; |
| } |
| #endif /* CONFIG_CFG80211_INTERNAL_REGDB */ |
| |
| static s32 wl_setup_wiphy(struct wireless_dev *wdev, struct device *sdiofunc_dev, void *data) |
| { |
| s32 err = 0; |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 0, 0)) && \ |
| (defined(WL_IFACE_COMB_NUM_CHANNELS) || defined(WL_CFG80211_P2P_DEV_IF)) |
| dhd_pub_t *dhd = (dhd_pub_t *)data; |
| #endif /* LINUX_VER >= 3.0 && (WL_IFACE_COMB_NUM_CHANNELS || WL_CFG80211_P2P_DEV_IF) */ |
| |
| wdev->wiphy = |
| wiphy_new(&wl_cfg80211_ops, sizeof(struct wl_priv)); |
| if (unlikely(!wdev->wiphy)) { |
| WL_ERR(("Couldn not allocate wiphy device\n")); |
| err = -ENOMEM; |
| return err; |
| } |
| set_wiphy_dev(wdev->wiphy, sdiofunc_dev); |
| wdev->wiphy->max_scan_ie_len = WL_SCAN_IE_LEN_MAX; |
| /* Report how many SSIDs Driver can support per Scan request */ |
| wdev->wiphy->max_scan_ssids = WL_SCAN_PARAMS_SSID_MAX; |
| wdev->wiphy->max_num_pmkids = WL_NUM_PMKIDS_MAX; |
| #ifdef WL_SCHED_SCAN |
| wdev->wiphy->max_sched_scan_ssids = MAX_PFN_LIST_COUNT; |
| wdev->wiphy->max_match_sets = MAX_PFN_LIST_COUNT; |
| wdev->wiphy->max_sched_scan_ie_len = WL_SCAN_IE_LEN_MAX; |
| wdev->wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN; |
| #endif /* WL_SCHED_SCAN */ |
| wdev->wiphy->interface_modes = |
| BIT(NL80211_IFTYPE_STATION) |
| | BIT(NL80211_IFTYPE_ADHOC) |
| #if !defined(WL_ENABLE_P2P_IF) |
| | BIT(NL80211_IFTYPE_MONITOR) |
| #endif /* !WL_ENABLE_P2P_IF */ |
| #if defined(WL_IFACE_COMB_NUM_CHANNELS) || defined(WL_CFG80211_P2P_DEV_IF) |
| | BIT(NL80211_IFTYPE_P2P_CLIENT) |
| | BIT(NL80211_IFTYPE_P2P_GO) |
| #endif /* WL_IFACE_COMB_NUM_CHANNELS || WL_CFG80211_P2P_DEV_IF */ |
| #if defined(WL_CFG80211_P2P_DEV_IF) |
| | BIT(NL80211_IFTYPE_P2P_DEVICE) |
| #endif /* WL_CFG80211_P2P_DEV_IF */ |
| | BIT(NL80211_IFTYPE_AP); |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 0, 0)) && \ |
| (defined(WL_IFACE_COMB_NUM_CHANNELS) || defined(WL_CFG80211_P2P_DEV_IF)) |
| if (dhd && dhd->op_mode == DHD_FLAG_HOSTAP_MODE) { |
| WL_DBG(("Setting interface combinations for SoftAP mode\n")); |
| wdev->wiphy->iface_combinations = softap_iface_combinations; |
| wdev->wiphy->n_iface_combinations = |
| ARRAY_SIZE(softap_iface_combinations); |
| } else { |
| WL_DBG(("Setting interface combinations for STA+P2P mode\n")); |
| wdev->wiphy->iface_combinations = sta_p2p_iface_combinations; |
| wdev->wiphy->n_iface_combinations = |
| ARRAY_SIZE(sta_p2p_iface_combinations); |
| } |
| #endif /* LINUX_VER >= 3.0 && (WL_IFACE_COMB_NUM_CHANNELS || WL_CFG80211_P2P_DEV_IF) */ |
| |
| wdev->wiphy->bands[IEEE80211_BAND_2GHZ] = &__wl_band_2ghz; |
| |
| wdev->wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; |
| wdev->wiphy->cipher_suites = __wl_cipher_suites; |
| wdev->wiphy->n_cipher_suites = ARRAY_SIZE(__wl_cipher_suites); |
| wdev->wiphy->max_remain_on_channel_duration = 5000; |
| wdev->wiphy->mgmt_stypes = wl_cfg80211_default_mgmt_stypes; |
| #ifndef WL_POWERSAVE_DISABLED |
| wdev->wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT; |
| #else |
| wdev->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT; |
| #endif /* !WL_POWERSAVE_DISABLED */ |
| wdev->wiphy->flags |= WIPHY_FLAG_NETNS_OK | |
| WIPHY_FLAG_4ADDR_AP | |
| #if (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 39)) && !0 |
| WIPHY_FLAG_SUPPORTS_SEPARATE_DEFAULT_KEYS | |
| #endif |
| WIPHY_FLAG_4ADDR_STATION; |
| /* If driver advertises FW_ROAM, the supplicant wouldn't |
| * send the BSSID & Freq in the connect command allowing the |
| * the driver to choose the AP to connect to. But unless we |
| * support ROAM_CACHE in firware this will delay the ASSOC as |
| * as the FW need to do a full scan before attempting to connect |
| * So that feature will just increase assoc. The better approach |
| * to let Supplicant to provide channel info and FW letter may roam |
| * if needed so DON'T advertise that featur eto Supplicant. |
| */ |
| #if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 2, 0) |
| /* wdev->wiphy->flags |= WIPHY_FLAG_SUPPORTS_FW_ROAM; */ |
| #endif |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0)) || 0 |
| wdev->wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL | |
| WIPHY_FLAG_OFFCHAN_TX; |
| #endif |
| #if defined(WL_SUPPORT_BACKPORTED_KPATCHES) || (LINUX_VERSION_CODE >= KERNEL_VERSION(3, \ |
| 4, 0)) |
| /* From 3.4 kernel ownards AP_SME flag can be advertised |
| * to remove the patch from supplicant |
| */ |
| wdev->wiphy->flags |= WIPHY_FLAG_HAVE_AP_SME; |
| #endif /* WL_SUPPORT_BACKPORTED_KPATCHES) || (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 4, 0)) */ |
| |
| #ifdef CONFIG_CFG80211_INTERNAL_REGDB |
| wdev->wiphy->reg_notifier = wl_cfg80211_reg_notifier; |
| #endif /* CONFIG_CFG80211_INTERNAL_REGDB */ |
| |
| #if (LINUX_VERSION_CODE > KERNEL_VERSION(3, 2, 0)) || 0 |
| wdev->wiphy->flags |= WIPHY_FLAG_SUPPORTS_TDLS; |
| #endif |
| #if defined(CONFIG_PM) |
| wdev->wiphy->wowlan.flags = WIPHY_WOWLAN_ANY; |
| #endif |
| WL_DBG(("Registering custom regulatory)\n")); |
| wdev->wiphy->flags |= WIPHY_FLAG_CUSTOM_REGULATORY; |
| wiphy_apply_custom_regulatory(wdev->wiphy, &brcm_regdom); |
| |
| #if (LINUX_VERSION_CODE > KERNEL_VERSION(3, 13, 0)) || defined(WL_VENDOR_EXT_SUPPORT) |
| WL_ERR(("Registering Vendor80211)\n")); |
| err = wl_cfgvendor_attach(wdev->wiphy); |
| if (unlikely(err < 0)) { |
| WL_ERR(("Couldn not attach vendor commands (%d)\n", err)); |
| } |
| #endif /* (LINUX_VERSION_CODE > KERNEL_VERSION(3, 13, 0)) || defined(WL_VENDOR_EXT_SUPPORT) */ |
| |
| |
| /* Now we can register wiphy with cfg80211 module */ |
| err = wiphy_register(wdev->wiphy); |
| if (unlikely(err < 0)) { |
| WL_ERR(("Couldn not register wiphy device (%d)\n", err)); |
| wiphy_free(wdev->wiphy); |
| } |
| |
| #if ((LINUX_VERSION_CODE >= KERNEL_VERSION(3, 0, 0)) && (LINUX_VERSION_CODE <= \ |
| KERNEL_VERSION(3, 3, 0))) && defined(WL_IFACE_COMB_NUM_CHANNELS) |
| wdev->wiphy->flags &= ~WIPHY_FLAG_ENFORCE_COMBINATIONS; |
| #endif /* ((LINUX_VER >= 3.0) && (LINUX_VER <= 3.3)) && WL_IFACE_COMB_NUM_CHANNELS */ |
| |
| return err; |
| } |
| |
| static void wl_free_wdev(struct wl_priv *wl) |
| { |
| struct wireless_dev *wdev = wl->wdev; |
| struct wiphy *wiphy; |
| if (!wdev) { |
| WL_ERR(("wdev is invalid\n")); |
| return; |
| } |
| wiphy = wdev->wiphy; |
| |
| #if (LINUX_VERSION_CODE > KERNEL_VERSION(3, 13, 0)) || defined(WL_VENDOR_EXT_SUPPORT) |
| wl_cfgvendor_detach(wdev->wiphy); |
| #endif /* if (LINUX_VERSION_CODE > KERNEL_VERSION(3, 13, 0)) || defined(WL_VENDOR_EXT_SUPPORT) */ |
| |
| wiphy_unregister(wdev->wiphy); |
| wdev->wiphy->dev.parent = NULL; |
| |
| wl_delete_all_netinfo(wl); |
| wiphy_free(wiphy); |
| /* PLEASE do NOT call any function after wiphy_free, the driver's private structure "wl", |
| * which is the private part of wiphy, has been freed in wiphy_free !!!!!!!!!!! |
| */ |
| } |
| |
| static s32 wl_inform_bss(struct wl_priv *wl) |
| { |
| struct wl_scan_results *bss_list; |
| struct wl_bss_info *bi = NULL; /* must be initialized */ |
| s32 err = 0; |
| s32 i; |
| |
| bss_list = wl->bss_list; |
| WL_DBG(("scanned AP count (%d)\n", bss_list->count)); |
| bi = next_bss(bss_list, bi); |
| for_each_bss(bss_list, bi, i) { |
| err = wl_inform_single_bss(wl, bi); |
| if (unlikely(err)) |
| break; |
| } |
| return err; |
| } |
| |
| static s32 wl_inform_single_bss(struct wl_priv *wl, struct wl_bss_info *bi) |
| { |
| struct wiphy *wiphy = wl_to_wiphy(wl); |
| struct ieee80211_mgmt *mgmt; |
| struct ieee80211_channel *channel; |
| struct ieee80211_supported_band *band; |
| struct wl_cfg80211_bss_info *notif_bss_info; |
| struct wl_scan_req *sr = wl_to_sr(wl); |
| struct beacon_proberesp *beacon_proberesp; |
| struct cfg80211_bss *cbss = NULL; |
| s32 mgmt_type; |
| s32 signal; |
| u32 freq; |
| s32 err = 0; |
| gfp_t aflags; |
| |
| if (unlikely(dtoh32(bi->length) > WL_BSS_INFO_MAX)) { |
| WL_DBG(("Beacon is larger than buffer. Discarding\n")); |
| return err; |
| } |
| aflags = (in_atomic()) ? GFP_ATOMIC : GFP_KERNEL; |
| notif_bss_info = kzalloc(sizeof(*notif_bss_info) + sizeof(*mgmt) |
| - sizeof(u8) + WL_BSS_INFO_MAX, aflags); |
| if (unlikely(!notif_bss_info)) { |
| WL_ERR(("notif_bss_info alloc failed\n")); |
| return -ENOMEM; |
| } |
| mgmt = (struct ieee80211_mgmt *)notif_bss_info->frame_buf; |
| notif_bss_info->channel = |
| bi->ctl_ch ? bi->ctl_ch : CHSPEC_CHANNEL(wl_chspec_driver_to_host(bi->chanspec)); |
| |
| if (notif_bss_info->channel <= CH_MAX_2G_CHANNEL) |
| band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
| else |
| band = wiphy->bands[IEEE80211_BAND_5GHZ]; |
| if (!band) { |
| WL_ERR(("No valid band")); |
| kfree(notif_bss_info); |
| return -EINVAL; |
| } |
| notif_bss_info->rssi = dtoh16(bi->RSSI) + RSSI_OFFSET; |
| memcpy(mgmt->bssid, &bi->BSSID, ETHER_ADDR_LEN); |
| mgmt_type = wl->active_scan ? |
| IEEE80211_STYPE_PROBE_RESP : IEEE80211_STYPE_BEACON; |
| if (!memcmp(bi->SSID, sr->ssid.SSID, bi->SSID_len)) { |
| mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | mgmt_type); |
| } |
| beacon_proberesp = wl->active_scan ? |
| (struct beacon_proberesp *)&mgmt->u.probe_resp : |
| (struct beacon_proberesp *)&mgmt->u.beacon; |
| beacon_proberesp->timestamp = 0; |
| beacon_proberesp->beacon_int = cpu_to_le16(bi->beacon_period); |
| beacon_proberesp->capab_info = cpu_to_le16(bi->capability); |
| wl_rst_ie(wl); |
| wl_update_hidden_ap_ie(bi, ((u8 *) bi) + bi->ie_offset, &bi->ie_length); |
| wl_mrg_ie(wl, ((u8 *) bi) + bi->ie_offset, bi->ie_length); |
| wl_cp_ie(wl, beacon_proberesp->variable, WL_BSS_INFO_MAX - |
| offsetof(struct wl_cfg80211_bss_info, frame_buf)); |
| notif_bss_info->frame_len = offsetof(struct ieee80211_mgmt, |
| u.beacon.variable) + wl_get_ielen(wl); |
| #if LINUX_VERSION_CODE == KERNEL_VERSION(2, 6, 38) |
| freq = ieee80211_channel_to_frequency(notif_bss_info->channel); |
| (void)band->band; |
| #else |
| freq = ieee80211_channel_to_frequency(notif_bss_info->channel, band->band); |
| #endif |
| if (freq == 0) { |
| WL_ERR(("Invalid channel, fail to chcnage channel to freq\n")); |
| kfree(notif_bss_info); |
| return -EINVAL; |
| } |
| channel = ieee80211_get_channel(wiphy, freq); |
| if (unlikely(!channel)) { |
| WL_ERR(("ieee80211_get_channel error\n")); |
| kfree(notif_bss_info); |
| return -EINVAL; |
| } |
| WL_DBG(("SSID : \"%s\", rssi %d, channel %d, capability : 0x04%x, bssid %pM" |
| "mgmt_type %d frame_len %d\n", bi->SSID, |
| notif_bss_info->rssi, notif_bss_info->channel, |
| mgmt->u.beacon.capab_info, &bi->BSSID, mgmt_type, |
| notif_bss_info->frame_len)); |
| |
| signal = notif_bss_info->rssi * 100; |
| if (!mgmt->u.probe_resp.timestamp) { |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 39)) |
| struct timespec ts; |
| get_monotonic_boottime(&ts); |
| mgmt->u.probe_resp.timestamp = ((u64)ts.tv_sec*1000000) |
| + ts.tv_nsec / 1000; |
| #else |
| struct timeval tv; |
| do_gettimeofday(&tv); |
| mgmt->u.probe_resp.timestamp = ((u64)tv.tv_sec*1000000) |
| + tv.tv_usec; |
| #endif |
| } |
| |
| |
| cbss = cfg80211_inform_bss_frame(wiphy, channel, mgmt, |
| le16_to_cpu(notif_bss_info->frame_len), signal, aflags); |
| if (unlikely(!cbss)) { |
| WL_ERR(("cfg80211_inform_bss_frame error\n")); |
| kfree(notif_bss_info); |
| return -EINVAL; |
| } |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 9, 0)) |
| cfg80211_put_bss(wiphy, cbss); |
| #else |
| cfg80211_put_bss(cbss); |
| #endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 9, 0) */ |
| kfree(notif_bss_info); |
| return err; |
| } |
| |
| static bool wl_is_linkup(struct wl_priv *wl, const wl_event_msg_t *e, struct net_device *ndev) |
| { |
| u32 event = ntoh32(e->event_type); |
| u32 status = ntoh32(e->status); |
| u16 flags = ntoh16(e->flags); |
| |
| WL_DBG(("event %d, status %d flags %x\n", event, status, flags)); |
| if (event == WLC_E_SET_SSID) { |
| if (status == WLC_E_STATUS_SUCCESS) { |
| if (!wl_is_ibssmode(wl, ndev)) |
| return true; |
| } |
| } else if (event == WLC_E_LINK) { |
| if (flags & WLC_EVENT_MSG_LINK) |
| return true; |
| } |
| |
| WL_DBG(("wl_is_linkup false\n")); |
| return false; |
| } |
| |
| static bool wl_is_linkdown(struct wl_priv *wl, const wl_event_msg_t *e) |
| { |
| u32 event = ntoh32(e->event_type); |
| u16 flags = ntoh16(e->flags); |
| |
| if (event == WLC_E_DEAUTH_IND || |
| event == WLC_E_DISASSOC_IND || |
| event == WLC_E_DISASSOC || |
| event == WLC_E_DEAUTH) { |
| #if (WL_DBG_LEVEL > 0) |
| WL_ERR(("Link down Reason : WLC_E_%s\n", wl_dbg_estr[event])); |
| #endif /* (WL_DBG_LEVEL > 0) */ |
| return true; |
| } else if (event == WLC_E_LINK) { |
| if (!(flags & WLC_EVENT_MSG_LINK)) { |
| #if (WL_DBG_LEVEL > 0) |
| WL_ERR(("Link down Reason : WLC_E_%s\n", wl_dbg_estr[event])); |
| #endif /* (WL_DBG_LEVEL > 0) */ |
| return true; |
| } |
| } |
| |
| return false; |
| } |
| |
| static bool wl_is_nonetwork(struct wl_priv *wl, const wl_event_msg_t *e) |
| { |
| u32 event = ntoh32(e->event_type); |
| u32 status = ntoh32(e->status); |
| |
| if (event == WLC_E_LINK && status == WLC_E_STATUS_NO_NETWORKS) |
| return true; |
| if (event == WLC_E_SET_SSID && status != WLC_E_STATUS_SUCCESS) |
| return true; |
| |
| return false; |
| } |
| |
| /* The mainline kernel >= 3.2.0 has support for indicating new/del station |
| * to AP/P2P GO via events. If this change is backported to kernel for which |
| * this driver is being built, then define WL_CFG80211_STA_EVENT. You |
| * should use this new/del sta event mechanism for BRCM supplicant >= 22. |
| */ |
| static s32 |
| wl_notify_connect_status_ap(struct wl_priv *wl, struct net_device *ndev, |
| const wl_event_msg_t *e, void *data) |
| { |
| s32 err = 0; |
| u32 event = ntoh32(e->event_type); |
| u32 reason = ntoh32(e->reason); |
| u32 len = ntoh32(e->datalen); |
| |
| #if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 2, 0)) && !defined(WL_CFG80211_STA_EVENT) \ |
| && !0 |
| bool isfree = false; |
| u8 *mgmt_frame; |
| u8 bsscfgidx = e->bsscfgidx; |
| s32 freq; |
| s32 channel; |
| u8 *body = NULL; |
| u16 fc = 0; |
| |
| struct ieee80211_supported_band *band; |
| struct ether_addr da; |
| struct ether_addr bssid; |
| struct wiphy *wiphy = wl_to_wiphy(wl); |
| channel_info_t ci; |
| #else |
| struct station_info sinfo; |
| #endif |
| |
| WL_DBG(("event %d status %d reason %d\n", event, ntoh32(e->status), reason)); |
| /* if link down, bsscfg is disabled. */ |
| if (event == WLC_E_LINK && reason == WLC_E_LINK_BSSCFG_DIS && |
| wl_get_p2p_status(wl, IF_DELETING) && (ndev != wl_to_prmry_ndev(wl))) { |
| wl_add_remove_eventmsg(ndev, WLC_E_PROBREQ_MSG, false); |
| WL_INFO(("AP mode link down !! \n")); |
| complete(&wl->iface_disable); |
| return 0; |
| } |
| |
| #if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 2, 0)) && !defined(WL_CFG80211_STA_EVENT) \ |
| && !0 |
| WL_DBG(("Enter \n")); |
| if (!len && (event == WLC_E_DEAUTH)) { |
| len = 2; /* reason code field */ |
| data = &reason; |
| } |
| if (len) { |
| body = kzalloc(len, GFP_KERNEL); |
| |
| if (body == NULL) { |
| WL_ERR(("wl_notify_connect_status: Failed to allocate body\n")); |
| return WL_INVALID; |
| } |
| } |
| memset(&bssid, 0, ETHER_ADDR_LEN); |
| WL_DBG(("Enter event %d ndev %p\n", event, ndev)); |
| if (wl_get_mode_by_netdev(wl, ndev) == WL_INVALID) { |
| kfree(body); |
| return WL_INVALID; |
| } |
| if (len) |
| memcpy(body, data, len); |
| |
| wldev_iovar_getbuf_bsscfg(ndev, "cur_etheraddr", |
| NULL, 0, wl->ioctl_buf, WLC_IOCTL_SMLEN, bsscfgidx, &wl->ioctl_buf_sync); |
| memcpy(da.octet, wl->ioctl_buf, ETHER_ADDR_LEN); |
| err = wldev_ioctl(ndev, WLC_GET_BSSID, &bssid, ETHER_ADDR_LEN, false); |
| switch (event) { |
| case WLC_E_ASSOC_IND: |
| fc = FC_ASSOC_REQ; |
| break; |
| case WLC_E_REASSOC_IND: |
| fc = FC_REASSOC_REQ; |
| break; |
| case WLC_E_DISASSOC_IND: |
| fc = FC_DISASSOC; |
| break; |
| case WLC_E_DEAUTH_IND: |
| fc = FC_DISASSOC; |
| break; |
| case WLC_E_DEAUTH: |
| fc = FC_DISASSOC; |
| break; |
| default: |
| fc = 0; |
| goto exit; |
| } |
| if ((err = wldev_ioctl(ndev, WLC_GET_CHANNEL, &ci, sizeof(ci), false))) { |
| kfree(body); |
| return err; |
| } |
| |
| channel = dtoh32(ci.hw_channel); |
| if (channel <= CH_MAX_2G_CHANNEL) |
| band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
| else |
| band = wiphy->bands[IEEE80211_BAND_5GHZ]; |
| if (!band) { |
| WL_ERR(("No valid band")); |
| if (body) |
| kfree(body); |
| return -EINVAL; |
| } |
| #if LINUX_VERSION_CODE == KERNEL_VERSION(2, 6, 38) |
| freq = ieee80211_channel_to_frequency(channel); |
| (void)band->band; |
| #else |
| freq = ieee80211_channel_to_frequency(channel, band->band); |
| #endif |
| |
| err = wl_frame_get_mgmt(fc, &da, &e->addr, &bssid, |
| &mgmt_frame, &len, body); |
| if (err < 0) |
| goto exit; |
| isfree = true; |
| |
| if (event == WLC_E_ASSOC_IND && reason == DOT11_SC_SUCCESS) { |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 4, 0)) || 0 |
| cfg80211_rx_mgmt(ndev, freq, 0, mgmt_frame, len, GFP_ATOMIC); |
| #else |
| cfg80211_rx_mgmt(ndev, freq, mgmt_frame, len, GFP_ATOMIC); |
| #endif |
| } else if (event == WLC_E_DISASSOC_IND) { |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 4, 0)) || 0 |
| cfg80211_rx_mgmt(ndev, freq, 0, mgmt_frame, len, GFP_ATOMIC); |
| #else |
| cfg80211_rx_mgmt(ndev, freq, mgmt_frame, len, GFP_ATOMIC); |
| #endif |
| } else if ((event == WLC_E_DEAUTH_IND) || (event == WLC_E_DEAUTH)) { |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 4, 0)) || 0 |
| cfg80211_rx_mgmt(ndev, freq, 0, mgmt_frame, len, GFP_ATOMIC); |
| #else |
| cfg80211_rx_mgmt(ndev, freq, mgmt_frame, len, GFP_ATOMIC); |
| #endif |
| } |
| |
| exit: |
| if (isfree) |
| kfree(mgmt_frame); |
| if (body) |
| kfree(body); |
| #else /* LINUX_VERSION < VERSION(3,2,0) && !WL_CFG80211_STA_EVENT && !WL_COMPAT_WIRELESS */ |
| sinfo.filled = 0; |
| if (((event == WLC_E_ASSOC_IND) || (event == WLC_E_REASSOC_IND)) && |
| reason == DOT11_SC_SUCCESS) { |
| sinfo.filled = STATION_INFO_ASSOC_REQ_IES; |
| if (!data) { |
| WL_ERR(("No IEs present in ASSOC/REASSOC_IND")); |
| return -EINVAL; |
| } |
| sinfo.assoc_req_ies = data; |
| sinfo.assoc_req_ies_len = len; |
| cfg80211_new_sta(ndev, e->addr.octet, &sinfo, GFP_ATOMIC); |
| } else if (event == WLC_E_DISASSOC_IND) { |
| cfg80211_del_sta(ndev, e->addr.octet, GFP_ATOMIC); |
| } else if ((event == WLC_E_DEAUTH_IND) || (event == WLC_E_DEAUTH)) { |
| cfg80211_del_sta(ndev, e->addr.octet, GFP_ATOMIC); |
| } |
| #endif |
| return err; |
| } |
| |
| static s32 |
| wl_get_auth_assoc_status(struct wl_priv *wl, struct net_device *ndev, |
| const wl_event_msg_t *e) |
| { |
| u32 reason = ntoh32(e->reason); |
| u32 event = ntoh32(e->event_type); |
| struct wl_security *sec = wl_read_prof(wl, ndev, WL_PROF_SEC); |
| WL_DBG(("event type : %d, reason : %d\n", event, reason)); |
| if (sec) { |
| switch (event) { |
| case WLC_E_ASSOC: |
| case WLC_E_AUTH: |
| sec->auth_assoc_res_status = reason; |
| default: |
| break; |
| } |
| } else |
| WL_ERR(("sec is NULL\n")); |
| return 0; |
| } |
| |
| static s32 |
| wl_notify_connect_status_ibss(struct wl_priv *wl, struct net_device *ndev, |
| const wl_event_msg_t *e, void *data) |
| { |
| s32 err = 0; |
| u32 event = ntoh32(e->event_type); |
| u16 flags = ntoh16(e->flags); |
| u32 status = ntoh32(e->status); |
| bool active; |
| |
| if (event == WLC_E_JOIN) { |
| WL_DBG(("joined in IBSS network\n")); |
| } |
| if (event == WLC_E_START) { |
| WL_DBG(("started IBSS network\n")); |
| } |
| if (event == WLC_E_JOIN || event == WLC_E_START || |
| (event == WLC_E_LINK && (flags == WLC_EVENT_MSG_LINK))) { |
| if (wl_get_drv_status(wl, CONNECTED, ndev)) { |
| /* ROAM or Redundant */ |
| u8 *cur_bssid = wl_read_prof(wl, ndev, WL_PROF_BSSID); |
| if (memcmp(cur_bssid, &e->addr, ETHER_ADDR_LEN) == 0) { |
| WL_DBG(("IBSS connected event from same BSSID(" |
| MACDBG "), ignore it\n", MAC2STRDBG(cur_bssid))); |
| return err; |
| } |
| WL_INFO(("IBSS BSSID is changed from " MACDBG " to " MACDBG "\n", |
| MAC2STRDBG(cur_bssid), MAC2STRDBG((u8 *)&e->addr))); |
| wl_get_assoc_ies(wl, ndev); |
| wl_update_prof(wl, ndev, NULL, (void *)&e->addr, WL_PROF_BSSID); |
| wl_update_bss_info(wl, ndev); |
| cfg80211_ibss_joined(ndev, (s8 *)&e->addr, GFP_KERNEL); |
| } |
| else { |
| /* New connection */ |
| WL_INFO(("IBSS connected to " MACDBG "\n", MAC2STRDBG((u8 *)&e->addr))); |
| wl_link_up(wl); |
| wl_get_assoc_ies(wl, ndev); |
| wl_update_prof(wl, ndev, NULL, (void *)&e->addr, WL_PROF_BSSID); |
| wl_update_bss_info(wl, ndev); |
| cfg80211_ibss_joined(ndev, (s8 *)&e->addr, GFP_KERNEL); |
| wl_set_drv_status(wl, CONNECTED, ndev); |
| active = true; |
| wl_update_prof(wl, ndev, NULL, (void *)&active, WL_PROF_ACT); |
| } |
| } else if ((event == WLC_E_LINK && !(flags & WLC_EVENT_MSG_LINK)) || |
| event == WLC_E_DEAUTH_IND || event == WLC_E_DISASSOC_IND) { |
| wl_clr_drv_status(wl, CONNECTED, ndev); |
| wl_link_down(wl); |
| wl_init_prof(wl, ndev); |
| } |
| else if (event == WLC_E_SET_SSID && status == WLC_E_STATUS_NO_NETWORKS) { |
| WL_DBG(("no action - join fail (IBSS mode)\n")); |
| } |
| else { |
| WL_DBG(("no action (IBSS mode)\n")); |
| } |
| return err; |
| } |
| |
| static s32 |
| wl_notify_connect_status(struct wl_priv *wl, bcm_struct_cfgdev *cfgdev, |
| const wl_event_msg_t *e, void *data) |
| { |
| bool act; |
| struct net_device *ndev = NULL; |
| s32 err = 0; |
| u32 event = ntoh32(e->event_type); |
| |
| ndev = cfgdev_to_wlc_ndev(cfgdev, wl); |
| |
| if (wl_get_mode_by_netdev(wl, ndev) == WL_MODE_AP) { |
| err = wl_notify_connect_status_ap(wl, ndev, e, data); |
| } else if (wl_get_mode_by_netdev(wl, ndev) == WL_MODE_IBSS) { |
| err = wl_notify_connect_status_ibss(wl, ndev, e, data); |
| } else if (wl_get_mode_by_netdev(wl, ndev) == WL_MODE_BSS) { |
| WL_DBG(("wl_notify_connect_status : event %d status : %d ndev %p\n", |
| ntoh32(e->event_type), ntoh32(e->status), ndev)); |
| if (event == WLC_E_ASSOC || event == WLC_E_AUTH) { |
| wl_get_auth_assoc_status(wl, ndev, e); |
| return 0; |
| } |
| if (wl_is_linkup(wl, e, ndev)) { |
| wl_link_up(wl); |
| act = true; |
| if (!wl_get_drv_status(wl, DISCONNECTING, ndev)) { |
| printk("wl_bss_connect_done succeeded with " MACDBG "\n", |
| MAC2STRDBG((u8*)(&e->addr))); |
| wl_bss_connect_done(wl, ndev, e, data, true); |
| WL_DBG(("joined in BSS network \"%s\"\n", |
| ((struct wlc_ssid *) |
| wl_read_prof(wl, ndev, WL_PROF_SSID))->SSID)); |
| } |
| wl_update_prof(wl, ndev, e, &act, WL_PROF_ACT); |
| wl_update_prof(wl, ndev, NULL, (void *)&e->addr, WL_PROF_BSSID); |
| |
| } else if (wl_is_linkdown(wl, e)) { |
| if (wl->scan_request) { |
| if (wl->escan_on) { |
| wl_notify_escan_complete(wl, ndev, true, true); |
| } else { |
| del_timer_sync(&wl->scan_timeout); |
| wl_iscan_aborted(wl); |
| } |
| } |
| if (wl_get_drv_status(wl, CONNECTED, ndev)) { |
| scb_val_t scbval; |
| u8 *curbssid = wl_read_prof(wl, ndev, WL_PROF_BSSID); |
| s32 reason = 0; |
| if (event == WLC_E_DEAUTH_IND || event == WLC_E_DISASSOC_IND) |
| reason = ntoh32(e->reason); |
| /* WLAN_REASON_UNSPECIFIED is used for hang up event in Android */ |
| reason = (reason == WLAN_REASON_UNSPECIFIED)? 0 : reason; |
| |
| printk("link down if %s may call cfg80211_disconnected. " |
| "event : %d, reason=%d from " MACDBG "\n", |
| ndev->name, event, ntoh32(e->reason), |
| MAC2STRDBG((u8*)(&e->addr))); |
| if (memcmp(curbssid, &e->addr, ETHER_ADDR_LEN) != 0) { |
| WL_ERR(("BSSID of event is not the connected BSSID" |
| "(ignore it) cur: " MACDBG " event: " MACDBG"\n", |
| MAC2STRDBG(curbssid), MAC2STRDBG((u8*)(&e->addr)))); |
| return 0; |
| } |
| wl_clr_drv_status(wl, CONNECTED, ndev); |
| if (! wl_get_drv_status(wl, DISCONNECTING, ndev)) { |
| /* To make sure disconnect, explictly send dissassoc |
| * for BSSID 00:00:00:00:00:00 issue |
| */ |
| scbval.val = WLAN_REASON_DEAUTH_LEAVING; |
| |
| memcpy(&scbval.ea, curbssid, ETHER_ADDR_LEN); |
| scbval.val = htod32(scbval.val); |
| err = wldev_ioctl(ndev, WLC_DISASSOC, &scbval, |
| sizeof(scb_val_t), true); |
| if (err < 0) { |
| WL_ERR(("WLC_DISASSOC error %d\n", err)); |
| err = 0; |
| } |
| cfg80211_disconnected(ndev, reason, NULL, 0, GFP_KERNEL); |
| wl_link_down(wl); |
| wl_init_prof(wl, ndev); |
| } |
| } |
| else if (wl_get_drv_status(wl, CONNECTING, ndev)) { |
| |
| printk("link down, during connecting\n"); |
| #ifdef ESCAN_RESULT_PATCH |
| if ((memcmp(connect_req_bssid, broad_bssid, ETHER_ADDR_LEN) == 0) || |
| (memcmp(&e->addr, broad_bssid, ETHER_ADDR_LEN) == 0) || |
| (memcmp(&e->addr, connect_req_bssid, ETHER_ADDR_LEN) == 0)) |
| /* In case this event comes while associating another AP */ |
| #endif /* ESCAN_RESULT_PATCH */ |
| wl_bss_connect_done(wl, ndev, e, data, false); |
| } |
| wl_clr_drv_status(wl, DISCONNECTING, ndev); |
| |
| /* if link down, bsscfg is diabled */ |
| if (ndev != wl_to_prmry_ndev(wl)) |
| complete(&wl->iface_disable); |
| |
| } else if (wl_is_nonetwork(wl, e)) { |
| printk("connect failed event=%d e->status %d e->reason %d \n", |
| event, (int)ntoh32(e->status), (int)ntoh32(e->reason)); |
| /* Clean up any pending scan request */ |
| if (wl->scan_request) { |
| if (wl->escan_on) { |
| wl_notify_escan_complete(wl, ndev, true, true); |
| } else { |
| del_timer_sync(&wl->scan_timeout); |
| wl_iscan_aborted(wl); |
| } |
| } |
| if (wl_get_drv_status(wl, CONNECTING, ndev)) |
| wl_bss_connect_done(wl, ndev, e, data, false); |
| } else { |
| printk("%s nothing\n", __FUNCTION__); |
| } |
| } else { |
| WL_ERR(("Invalid ndev status %d\n", wl_get_mode_by_netdev(wl, ndev))); |
| } |
| return err; |
| } |
| |
| |
| #ifdef GSCAN_SUPPORT |
| static s32 |
| wl_handle_roam_exp_event(struct wl_priv *wl, bcm_struct_cfgdev *cfgdev, |
| const wl_event_msg_t *e, void *data) |
| { |
| struct net_device *ndev = NULL; |
| u32 datalen = be32_to_cpu(e->datalen); |
| |
| if (datalen) { |
| wl_roam_exp_event_t *evt_data = (wl_roam_exp_event_t *)data; |
| if (evt_data->version == ROAM_EXP_EVENT_VERSION) { |
| wlc_ssid_t *ssid = &evt_data->cur_ssid; |
| struct wireless_dev *wdev; |
| ndev = cfgdev_to_wlc_ndev(cfgdev, wl); |
| if (ndev) { |
| wdev = ndev->ieee80211_ptr; |
| wdev->ssid_len = min(ssid->SSID_len, (uint32)DOT11_MAX_SSID_LEN); |
| memcpy(wdev->ssid, ssid->SSID, wdev->ssid_len); |
| WL_ERR(("SSID is %s\n", ssid->SSID)); |
| wl_update_prof(wl, ndev, NULL, ssid, WL_PROF_SSID); |
| } else { |
| WL_ERR(("NULL ndev!\n")); |
| } |
| } else { |
| WL_ERR(("Version mismatch %d, expected %d", evt_data->version, |
| ROAM_EXP_EVENT_VERSION)); |
| } |
| } |
| return BCME_OK; |
| } |
| #endif /* GSCAN_SUPPORT */ |
| |
| static s32 |
| wl_notify_roaming_status(struct wl_priv *wl, bcm_struct_cfgdev *cfgdev, |
| const wl_event_msg_t *e, void *data) |
| { |
| bool act; |
| struct net_device *ndev = NULL; |
| s32 err = 0; |
| u32 event = be32_to_cpu(e->event_type); |
| u32 status = be32_to_cpu(e->status); |
| |
| WL_DBG(("Enter \n")); |
| |
| ndev = cfgdev_to_wlc_ndev(cfgdev, wl); |
| |
| if (event == WLC_E_ROAM && status == WLC_E_STATUS_SUCCESS) { |
| if (wl_get_drv_status(wl, CONNECTED, ndev)) |
| wl_bss_roaming_done(wl, ndev, e, data); |
| else |
| wl_bss_connect_done(wl, ndev, e, data, true); |
| act = true; |
| wl_update_prof(wl, ndev, e, &act, WL_PROF_ACT); |
| wl_update_prof(wl, ndev, NULL, (void *)&e->addr, WL_PROF_BSSID); |
| } |
| return err; |
| } |
| |
| static s32 wl_get_assoc_ies(struct wl_priv *wl, struct net_device *ndev) |
| { |
| wl_assoc_info_t assoc_info; |
| struct wl_connect_info *conn_info = wl_to_conn(wl); |
| s32 err = 0; |
| |
| WL_DBG(("Enter \n")); |
| err = wldev_iovar_getbuf(ndev, "assoc_info", NULL, 0, wl->extra_buf, |
| WL_ASSOC_INFO_MAX, NULL); |
| if (unlikely(err)) { |
| WL_ERR(("could not get assoc info (%d)\n", err)); |
| return err; |
| } |
| memcpy(&assoc_info, wl->extra_buf, sizeof(wl_assoc_info_t)); |
| assoc_info.req_len = htod32(assoc_info.req_len); |
| assoc_info.resp_len = htod32(assoc_info.resp_len); |
| assoc_info.flags = htod32(assoc_info.flags); |
| if (conn_info->req_ie_len) { |
| conn_info->req_ie_len = 0; |
| bzero(conn_info->req_ie, sizeof(conn_info->req_ie)); |
| } |
| if (conn_info->resp_ie_len) { |
| conn_info->resp_ie_len = 0; |
| bzero(conn_info->resp_ie, sizeof(conn_info->resp_ie)); |
| } |
| if (assoc_info.req_len) { |
| err = wldev_iovar_getbuf(ndev, "assoc_req_ies", NULL, 0, wl->extra_buf, |
| WL_ASSOC_INFO_MAX, NULL); |
| if (unlikely(err)) { |
| WL_ERR(("could not get assoc req (%d)\n", err)); |
| return err; |
| } |
| conn_info->req_ie_len = assoc_info.req_len - sizeof(struct dot11_assoc_req); |
| if (assoc_info.flags & WLC_ASSOC_REQ_IS_REASSOC) { |
| conn_info->req_ie_len -= ETHER_ADDR_LEN; |
| } |
| if (conn_info->req_ie_len <= MAX_REQ_LINE) |
| memcpy(conn_info->req_ie, wl->extra_buf, conn_info->req_ie_len); |
| else { |
| WL_ERR(("IE size %d above max %d size \n", |
| conn_info->req_ie_len, MAX_REQ_LINE)); |
| return err; |
| } |
| } else { |
| conn_info->req_ie_len = 0; |
| } |
| if (assoc_info.resp_len) { |
| err = wldev_iovar_getbuf(ndev, "assoc_resp_ies", NULL, 0, wl->extra_buf, |
| WL_ASSOC_INFO_MAX, NULL); |
| if (unlikely(err)) { |
| WL_ERR(("could not get assoc resp (%d)\n", err)); |
| return err; |
| } |
| conn_info->resp_ie_len = assoc_info.resp_len -sizeof(struct dot11_assoc_resp); |
| if (conn_info->resp_ie_len <= MAX_REQ_LINE) |
| memcpy(conn_info->resp_ie, wl->extra_buf, conn_info->resp_ie_len); |
| else { |
| WL_ERR(("IE size %d above max %d size \n", |
| conn_info->resp_ie_len, MAX_REQ_LINE)); |
| return err; |
| } |
| } else { |
| conn_info->resp_ie_len = 0; |
| } |
| WL_DBG(("req len (%d) resp len (%d)\n", conn_info->req_ie_len, |
| conn_info->resp_ie_len)); |
| |
| return err; |
| } |
| |
| static void wl_ch_to_chanspec(int ch, struct wl_join_params *join_params, |
| size_t *join_params_size) |
| { |
| chanspec_t chanspec = 0; |
| if (ch != 0) { |
| join_params->params.chanspec_num = 1; |
| join_params->params.chanspec_list[0] = ch; |
| |
| if (join_params->params.chanspec_list[0] <= CH_MAX_2G_CHANNEL) |
| chanspec |= WL_CHANSPEC_BAND_2G; |
| else |
| chanspec |= WL_CHANSPEC_BAND_5G; |
| |
| chanspec |= WL_CHANSPEC_BW_20; |
| chanspec |= WL_CHANSPEC_CTL_SB_NONE; |
| |
| *join_params_size += WL_ASSOC_PARAMS_FIXED_SIZE + |
| join_params->params.chanspec_num * sizeof(chanspec_t); |
| |
| join_params->params.chanspec_list[0] &= WL_CHANSPEC_CHAN_MASK; |
| join_params->params.chanspec_list[0] |= chanspec; |
| join_params->params.chanspec_list[0] = |
| wl_chspec_host_to_driver(join_params->params.chanspec_list[0]); |
| |
| join_params->params.chanspec_num = |
| htod32(join_params->params.chanspec_num); |
| WL_DBG(("join_params->params.chanspec_list[0]= %X, %d channels\n", |
| join_params->params.chanspec_list[0], |
| join_params->params.chanspec_num)); |
| } |
| } |
| |
| static s32 wl_update_bss_info(struct wl_priv *wl, struct net_device *ndev) |
| { |
| struct cfg80211_bss *bss; |
| struct wl_bss_info *bi; |
| struct wlc_ssid *ssid; |
| struct bcm_tlv *tim; |
| s32 beacon_interval; |
| s32 dtim_period; |
| size_t ie_len; |
| u8 *ie; |
| u8 *curbssid; |
| s32 err = 0; |
| struct wiphy *wiphy; |
| |
| wiphy = wl_to_wiphy(wl); |
| |
| ssid = (struct wlc_ssid *)wl_read_prof(wl, ndev, WL_PROF_SSID); |
| curbssid = wl_read_prof(wl, ndev, WL_PROF_BSSID); |
| bss = cfg80211_get_bss(wiphy, NULL, curbssid, |
| ssid->SSID, ssid->SSID_len, WLAN_CAPABILITY_ESS, |
| WLAN_CAPABILITY_ESS); |
| |
| mutex_lock(&wl->usr_sync); |
| if (!bss) { |
| WL_DBG(("Could not find the AP\n")); |
| *(u32 *) wl->extra_buf = htod32(WL_EXTRA_BUF_MAX); |
| err = wldev_ioctl(ndev, WLC_GET_BSS_INFO, |
| wl->extra_buf, WL_EXTRA_BUF_MAX, false); |
| if (unlikely(err)) { |
| WL_ERR(("Could not get bss info %d\n", err)); |
| goto update_bss_info_out; |
| } |
| bi = (struct wl_bss_info *)(wl->extra_buf + 4); |
| if (memcmp(bi->BSSID.octet, curbssid, ETHER_ADDR_LEN)) { |
| WL_ERR(("Bssid doesn't match\n")); |
| err = -EIO; |
| goto update_bss_info_out; |
| } |
| err = wl_inform_single_bss(wl, bi); |
| if (unlikely(err)) |
| goto update_bss_info_out; |
| |
| ie = ((u8 *)bi) + bi->ie_offset; |
| ie_len = bi->ie_length; |
| beacon_interval = cpu_to_le16(bi->beacon_period); |
| } else { |
| WL_DBG(("Found the AP in the list - BSSID %pM\n", bss->bssid)); |
| #if defined(WL_CFG80211_P2P_DEV_IF) |
| ie = (u8 *)bss->ies->data; |
| ie_len = bss->ies->len; |
| #else |
| ie = bss->information_elements; |
| ie_len = bss->len_information_elements; |
| #endif /* WL_CFG80211_P2P_DEV_IF */ |
| beacon_interval = bss->beacon_interval; |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 9, 0)) |
| cfg80211_put_bss(wiphy, bss); |
| #else |
| cfg80211_put_bss(bss); |
| #endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 9, 0) */ |
| } |
| |
| tim = bcm_parse_tlvs(ie, ie_len, WLAN_EID_TIM); |
| if (tim) { |
| dtim_period = tim->data[1]; |
| } else { |
| /* |
| * active scan was done so we could not get dtim |
| * information out of probe response. |
| * so we speficially query dtim information. |
| */ |
| err = wldev_ioctl(ndev, WLC_GET_DTIMPRD, |
| &dtim_period, sizeof(dtim_period), false); |
| if (unlikely(err)) { |
| WL_ERR(("WLC_GET_DTIMPRD error (%d)\n", err)); |
| goto update_bss_info_out; |
| } |
| } |
| |
| wl_update_prof(wl, ndev, NULL, &beacon_interval, WL_PROF_BEACONINT); |
| wl_update_prof(wl, ndev, NULL, &dtim_period, WL_PROF_DTIMPERIOD); |
| |
| update_bss_info_out: |
| if (unlikely(err)) { |
| WL_ERR(("Failed with error %d\n", err)); |
| } |
| mutex_unlock(&wl->usr_sync); |
| return err; |
| } |
| |
| static s32 |
| wl_bss_roaming_done(struct wl_priv *wl, struct net_device *ndev, |
| const wl_event_msg_t *e, void *data) |
| { |
| struct wl_connect_info *conn_info = wl_to_conn(wl); |
| s32 err = 0; |
| u8 *curbssid; |
| #if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 39)) || 0 |
| struct wl_bss_info *bss_info; |
| struct wiphy *wiphy = wl_to_wiphy(wl); |
| struct ieee80211_supported_band *band; |
| struct ieee80211_channel *notify_channel = NULL; |
| u8 *buf; |
| u16 channel; |
| u32 freq; |
| #endif |
| |
| wl_get_assoc_ies(wl, ndev); |
| wl_update_prof(wl, ndev, NULL, (void *)(e->addr.octet), WL_PROF_BSSID); |
| curbssid = wl_read_prof(wl, ndev, WL_PROF_BSSID); |
| wl_update_bss_info(wl, ndev); |
| wl_update_pmklist(ndev, wl->pmk_list, err); |
| |
| #if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 39)) || 0 |
| /* channel info for cfg80211_roamed introduced in 2.6.39-rc1 */ |
| buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
| if (!buf) |
| goto done; |
| |
| *(__le32 *)buf = htod32(WL_EXTRA_BUF_MAX); |
| err = wldev_ioctl(ndev, WLC_GET_BSS_INFO, buf, WL_EXTRA_BUF_MAX, false); |
| if (err) |
| goto done; |
| |
| bss_info = (struct wl_bss_info *)(buf + 4); |
| channel = bss_info->ctl_ch ? bss_info->ctl_ch : |
| CHSPEC_CHANNEL(wl_chspec_driver_to_host(bss_info->chanspec)); |
| if (channel <= CH_MAX_2G_CHANNEL) |
| band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
| else |
| band = wiphy->bands[IEEE80211_BAND_5GHZ]; |
| freq = ieee80211_channel_to_frequency(channel, band->band); |
| notify_channel = ieee80211_get_channel(wiphy, freq); |
| done: |
| kfree(buf); |
| #endif |
| |
| printk("wl_bss_roaming_done succeeded to " MACDBG "\n", |
| MAC2STRDBG((u8*)(&e->addr))); |
| |
| cfg80211_roamed(ndev, |
| #if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 39)) || 0 |
| notify_channel, |
| #endif |
| curbssid, |
| conn_info->req_ie, conn_info->req_ie_len, |
| conn_info->resp_ie, conn_info->resp_ie_len, GFP_KERNEL); |
| WL_DBG(("Report roaming result\n")); |
| |
| wl_set_drv_status(wl, CONNECTED, ndev); |
| |
| return err; |
| } |
| |
| static s32 |
| wl_bss_connect_done(struct wl_priv *wl, struct net_device *ndev, |
| const wl_event_msg_t *e, void *data, bool completed) |
| { |
| struct wl_connect_info *conn_info = wl_to_conn(wl); |
| struct wl_security *sec = wl_read_prof(wl, ndev, WL_PROF_SEC); |
| #if defined(ROAM_ENABLE) && defined(ROAM_AP_ENV_DETECTION) |
| dhd_pub_t *dhd = (dhd_pub_t *)(wl->pub); |
| #endif /* ROAM_AP_ENV_DETECTION */ |
| s32 err = 0; |
| u8 *curbssid = wl_read_prof(wl, ndev, WL_PROF_BSSID); |
| if (!sec) { |
| WL_ERR(("sec is NULL\n")); |
| return -ENODEV; |
| } |
| WL_DBG((" enter\n")); |
| #ifdef ESCAN_RESULT_PATCH |
| if (wl_get_drv_status(wl, CONNECTED, ndev)) { |
| if (memcmp(curbssid, connect_req_bssid, ETHER_ADDR_LEN) == 0) { |
| WL_DBG((" Connected event of connected device e=%d s=%d, ignore it\n", |
| ntoh32(e->event_type), ntoh32(e->status))); |
| return err; |
| } |
| } |
| if (memcmp(curbssid, broad_bssid, ETHER_ADDR_LEN) == 0 && |
| memcmp(broad_bssid, connect_req_bssid, ETHER_ADDR_LEN) != 0) { |
| WL_DBG(("copy bssid\n")); |
| memcpy(curbssid, connect_req_bssid, ETHER_ADDR_LEN); |
| } |
| |
| #else |
| if (wl->scan_request) { |
| wl_notify_escan_complete(wl, ndev, true, true); |
| } |
| #endif /* ESCAN_RESULT_PATCH */ |
| if (wl_get_drv_status(wl, CONNECTING, ndev)) { |
| wl_cfg80211_scan_abort(wl); |
| wl_clr_drv_status(wl, CONNECTING, ndev); |
| if (completed) { |
| wl_get_assoc_ies(wl, ndev); |
| wl_update_prof(wl, ndev, NULL, (void *)(e->addr.octet), WL_PROF_BSSID); |
| curbssid = wl_read_prof(wl, ndev, WL_PROF_BSSID); |
| wl_update_bss_info(wl, ndev); |
| wl_update_pmklist(ndev, wl->pmk_list, err); |
| wl_set_drv_status(wl, CONNECTED, ndev); |
| #if defined(ROAM_ENABLE) && defined(ROAM_AP_ENV_DETECTION) |
| if (dhd->roam_env_detection) |
| wldev_iovar_setint(ndev, "roam_env_detection", |
| AP_ENV_INDETERMINATE); |
| #endif /* ROAM_AP_ENV_DETECTION */ |
| if (ndev != wl_to_prmry_ndev(wl)) { |
| /* reinitialize completion to clear previous count */ |
| INIT_COMPLETION(wl->iface_disable); |
| } |
| } |
| cfg80211_connect_result(ndev, |
| curbssid, |
| conn_info->req_ie, |
| conn_info->req_ie_len, |
| conn_info->resp_ie, |
| conn_info->resp_ie_len, |
| completed ? WLAN_STATUS_SUCCESS : |
| (sec->auth_assoc_res_status) ? |
| sec->auth_assoc_res_status : |
| WLAN_STATUS_UNSPECIFIED_FAILURE, |
| GFP_KERNEL); |
| if (completed) |
| WL_INFO(("Report connect result - connection succeeded\n")); |
| else |
| WL_ERR(("Report connect result - connection failed\n")); |
| } |
| return err; |
| } |
| |
| static s32 |
| wl_notify_mic_status(struct wl_priv *wl, bcm_struct_cfgdev *cfgdev, |
| const wl_event_msg_t *e, void *data) |
| { |
| struct net_device *ndev = NULL; |
| u16 flags = ntoh16(e->flags); |
| enum nl80211_key_type key_type; |
| |
| ndev = cfgdev_to_wlc_ndev(cfgdev, wl); |
| |
| mutex_lock(&wl->usr_sync); |
| if (flags & WLC_EVENT_MSG_GROUP) |
| key_type = NL80211_KEYTYPE_GROUP; |
| else |
| key_type = NL80211_KEYTYPE_PAIRWISE; |
| |
| cfg80211_michael_mic_failure(ndev, (u8 *)&e->addr, key_type, -1, |
| NULL, GFP_KERNEL); |
| mutex_unlock(&wl->usr_sync); |
| |
| return 0; |
| } |
| |
| #ifdef PNO_SUPPORT |
| static s32 |
| wl_notify_pfn_status(struct wl_priv *wl, bcm_struct_cfgdev *cfgdev, |
| const wl_event_msg_t *e, void *data) |
| { |
| struct net_device *ndev = NULL; |
| #ifdef GSCAN_SUPPORT |
| void *ptr; |
| int send_evt_bytes = 0; |
| u32 event = be32_to_cpu(e->event_type); |
| struct wiphy *wiphy = wl_to_wiphy(wl); |
| #endif /* GSCAN_SUPPORT */ |
| |
| WL_ERR((">>> PNO Event\n")); |
| |
| ndev = cfgdev_to_wlc_ndev(cfgdev, wl); |
| |
| #ifdef GSCAN_SUPPORT |
| ptr = dhd_dev_process_epno_result(ndev, data, event, &send_evt_bytes); |
| if (ptr) { |
| wl_cfgvendor_send_async_event(wiphy, ndev, |
| GOOGLE_SCAN_EPNO_EVENT, ptr, send_evt_bytes); |
| kfree(ptr); |
| } |
| if (!dhd_dev_is_legacy_pno_enabled(ndev)) |
| return 0; |
| #endif /* GSCAN_SUPPORT */ |
| |
| #ifndef WL_SCHED_SCAN |
| mutex_lock(&wl->usr_sync); |
| /* TODO: Use cfg80211_sched_scan_results(wiphy); */ |
| cfg80211_disconnected(ndev, 0, NULL, 0, GFP_KERNEL); |
| mutex_unlock(&wl->usr_sync); |
| #else |
| /* If cfg80211 scheduled scan is supported, report the pno results via sched |
| * scan results |
| */ |
| wl_notify_sched_scan_results(wl, ndev, e, data); |
| #endif /* WL_SCHED_SCAN */ |
| return 0; |
| } |
| #endif /* PNO_SUPPORT */ |
| |
| #ifdef GSCAN_SUPPORT |
| static s32 |
| wl_notify_gscan_event(struct wl_priv *wl, bcm_struct_cfgdev *cfgdev, |
| const wl_event_msg_t *e, void *data) |
| { |
| s32 err = 0; |
| u32 event = be32_to_cpu(e->event_type); |
| void *ptr; |
| int send_evt_bytes = 0; |
| int batch_event_result_dummy = 0; |
| struct net_device *ndev = cfgdev_to_wlc_ndev(cfgdev, wl); |
| struct wiphy *wiphy = wl_to_wiphy(wl); |
| u32 len = ntoh32(e->datalen); |
| |
| switch (event) { |
| case WLC_E_PFN_SWC: |
| ptr = dhd_dev_swc_scan_event(ndev, data, &send_evt_bytes); |
| if (send_evt_bytes) { |
| wl_cfgvendor_send_async_event(wiphy, ndev, |
| GOOGLE_GSCAN_SIGNIFICANT_EVENT, ptr, send_evt_bytes); |
| kfree(ptr); |
| } |
| break; |
| case WLC_E_PFN_BEST_BATCHING: |
| err = dhd_dev_retrieve_batch_scan(ndev); |
| if (err < 0) { |
| WL_ERR(("Batch retrieval already in progress %d\n", err)); |
| } else { |
| wl_cfgvendor_send_async_event(wiphy, ndev, |
| GOOGLE_GSCAN_BATCH_SCAN_EVENT, |
| &batch_event_result_dummy, sizeof(int)); |
| } |
| break; |
| case WLC_E_PFN_SCAN_COMPLETE: |
| batch_event_result_dummy = WIFI_SCAN_COMPLETE; |
| wl_cfgvendor_send_async_event(wiphy, ndev, |
| GOOGLE_SCAN_COMPLETE_EVENT, |
| &batch_event_result_dummy, sizeof(int)); |
| break; |
| case WLC_E_PFN_BSSID_NET_FOUND: |
| ptr = dhd_dev_hotlist_scan_event(ndev, data, &send_evt_bytes, |
| HOTLIST_FOUND); |
| if (ptr) { |
| wl_cfgvendor_send_hotlist_event(wiphy, ndev, |
| ptr, send_evt_bytes, GOOGLE_GSCAN_GEOFENCE_FOUND_EVENT); |
| dhd_dev_gscan_hotlist_cache_cleanup(ndev, HOTLIST_FOUND); |
| } |
| break; |
| case WLC_E_PFN_BSSID_NET_LOST: |
| /* WLC_E_PFN_BSSID_NET_LOST is conflict shared with WLC_E_PFN_SCAN_ALLGONE |
| * We currently do not use WLC_E_PFN_SCAN_ALLGONE, so if we get it, ignore |
| */ |
| if (len) { |
| ptr = dhd_dev_hotlist_scan_event(ndev, data, &send_evt_bytes, |
| HOTLIST_LOST); |
| if (ptr) { |
| wl_cfgvendor_send_hotlist_event(wiphy, ndev, |
| ptr, send_evt_bytes, GOOGLE_GSCAN_GEOFENCE_LOST_EVENT); |
| dhd_dev_gscan_hotlist_cache_cleanup(ndev, HOTLIST_LOST); |
| } |
| } |
| break; |
| case WLC_E_PFN_GSCAN_FULL_RESULT: |
| ptr = dhd_dev_process_full_gscan_result(ndev, data, &send_evt_bytes); |
| if (ptr) { |
| wl_cfgvendor_send_async_event(wiphy, ndev, |
| GOOGLE_SCAN_FULL_RESULTS_EVENT, ptr, send_evt_bytes); |
| kfree(ptr); |
| } |
| break; |
| case WLC_E_PFN_SSID_EXT: |
| ptr = dhd_dev_process_epno_result(ndev, data, event, &send_evt_bytes); |
| if (ptr) { |
| wl_cfgvendor_send_async_event(wiphy, ndev, |
| GOOGLE_SCAN_EPNO_EVENT, ptr, send_evt_bytes); |
| kfree(ptr); |
| } |
| break; |
| default: |
| WL_ERR(("Unknown event %d\n", event)); |
| break; |
| } |
| return err; |
| } |
| #endif /* GSCAN_SUPPORT */ |
| |
| static s32 |
| wl_notify_scan_status(struct wl_priv *wl, bcm_struct_cfgdev *cfgdev, |
| const wl_event_msg_t *e, void *data) |
| { |
| struct channel_info channel_inform; |
| struct wl_scan_results *bss_list; |
| struct net_device *ndev = NULL; |
| u32 len = WL_SCAN_BUF_MAX; |
| s32 err = 0; |
| unsigned long flags; |
| |
| WL_DBG(("Enter \n")); |
| if (!wl_get_drv_status(wl, SCANNING, ndev)) { |
| WL_ERR(("scan is not ready \n")); |
| return err; |
| } |
| if (wl->iscan_on && wl->iscan_kickstart) |
| return wl_wakeup_iscan(wl_to_iscan(wl)); |
| |
| ndev = cfgdev_to_wlc_ndev(cfgdev, wl); |
| |
| mutex_lock(&wl->usr_sync); |
| wl_clr_drv_status(wl, SCANNING, ndev); |
| err = wldev_ioctl(ndev, WLC_GET_CHANNEL, &channel_inform, |
| sizeof(channel_inform), false); |
| if (unlikely(err)) { |
| WL_ERR(("scan busy (%d)\n", err)); |
| goto scan_done_out; |
| } |
| channel_inform.scan_channel = dtoh32(channel_inform.scan_channel); |
| if (unlikely(channel_inform.scan_channel)) { |
| |
| WL_DBG(("channel_inform.scan_channel (%d)\n", |
| channel_inform.scan_channel)); |
| } |
| wl->bss_list = wl->scan_results; |
| bss_list = wl->bss_list; |
| memset(bss_list, 0, len); |
| bss_list->buflen = htod32(len); |
| err = wldev_ioctl(ndev, WLC_SCAN_RESULTS, bss_list, len, false); |
| if (unlikely(err) && unlikely(!wl->scan_suppressed)) { |
| WL_ERR(("%s Scan_results error (%d)\n", ndev->name, err)); |
| err = -EINVAL; |
| goto scan_done_out; |
| } |
| bss_list->buflen = dtoh32(bss_list->buflen); |
| bss_list->version = dtoh32(bss_list->version); |
| bss_list->count = dtoh32(bss_list->count); |
| |
| err = wl_inform_bss(wl); |
| |
| scan_done_out: |
| del_timer_sync(&wl->scan_timeout); |
| spin_lock_irqsave(&wl->cfgdrv_lock, flags); |
| if (wl->scan_request) { |
| cfg80211_scan_done(wl->scan_request, false); |
| wl->scan_request = NULL; |
| } |
| spin_unlock_irqrestore(&wl->cfgdrv_lock, flags); |
| WL_DBG(("cfg80211_scan_done\n")); |
| mutex_unlock(&wl->usr_sync); |
| return err; |
| } |
| |
| static s32 |
| wl_frame_get_mgmt(u16 fc, const struct ether_addr *da, |
| const struct ether_addr *sa, const struct ether_addr *bssid, |
| u8 **pheader, u32 *body_len, u8 *pbody) |
| { |
| struct dot11_management_header *hdr; |
| u32 totlen = 0; |
| s32 err = 0; |
| u8 *offset; |
| u32 prebody_len = *body_len; |
| switch (fc) { |
| case FC_ASSOC_REQ: |
| /* capability , listen interval */ |
| totlen = DOT11_ASSOC_REQ_FIXED_LEN; |
| *body_len += DOT11_ASSOC_REQ_FIXED_LEN; |
| break; |
| |
| case FC_REASSOC_REQ: |
| /* capability, listen inteval, ap address */ |
| totlen = DOT11_REASSOC_REQ_FIXED_LEN; |
| *body_len += DOT11_REASSOC_REQ_FIXED_LEN; |
| break; |
| } |
| totlen += DOT11_MGMT_HDR_LEN + prebody_len; |
| *pheader = kzalloc(totlen, GFP_KERNEL); |
| if (*pheader == NULL) { |
| WL_ERR(("memory alloc failed \n")); |
| return -ENOMEM; |
| } |
| hdr = (struct dot11_management_header *) (*pheader); |
| hdr->fc = htol16(fc); |
| hdr->durid = 0; |
| hdr->seq = 0; |
| offset = (u8*)(hdr + 1) + (totlen - DOT11_MGMT_HDR_LEN - prebody_len); |
| bcopy((const char*)da, (u8*)&hdr->da, ETHER_ADDR_LEN); |
| bcopy((const char*)sa, (u8*)&hdr->sa, ETHER_ADDR_LEN); |
| bcopy((const char*)bssid, (u8*)&hdr->bssid, ETHER_ADDR_LEN); |
| if ((pbody != NULL) && prebody_len) |
| bcopy((const char*)pbody, offset, prebody_len); |
| *body_len = totlen; |
| return err; |
| } |
| |
| |
| void |
| wl_stop_wait_next_action_frame(struct wl_priv *wl) |
| { |
| if (wl_get_drv_status_all(wl, SENDING_ACT_FRM)) { |
| if (!(wl_get_p2p_status(wl, ACTION_TX_COMPLETED) || |
| wl_get_p2p_status(wl, ACTION_TX_NOACK))) |
| wl_set_p2p_status(wl, ACTION_TX_COMPLETED); |
| |
| WL_DBG(("*** Wake UP ** abort actframe iovar\n")); |
| /* if channel is not zero, "actfame" uses off channel scan. |
| * So abort scan for off channel completion. |
| */ |
| if (wl->af_sent_channel) |
| wl_cfg80211_scan_abort(wl); |
| } |
| #ifdef WL_CFG80211_SYNC_GON |
| else if (wl_get_drv_status_all(wl, WAITING_NEXT_ACT_FRM_LISTEN)) { |
| WL_DBG(("*** Wake UP ** abort listen for next af frame\n")); |
| /* So abort scan to cancel listen */ |
| wl_cfg80211_scan_abort(wl); |
| } |
| #endif /* WL_CFG80211_SYNC_GON */ |
| } |
| |
| |
| int wl_cfg80211_get_ioctl_version(void) |
| { |
| return ioctl_version; |
| } |
| |
| static s32 |
| wl_notify_rx_mgmt_frame(struct wl_priv *wl, bcm_struct_cfgdev *cfgdev, |
| const wl_event_msg_t *e, void *data) |
| |
| { |
| struct ieee80211_supported_band *band; |
| struct wiphy *wiphy = wl_to_wiphy(wl); |
| struct ether_addr da; |
| struct ether_addr bssid; |
| bool isfree = false; |
| s32 err = 0; |
| s32 freq; |
| struct net_device *ndev = NULL; |
| wifi_p2p_pub_act_frame_t *act_frm = NULL; |
| wifi_p2p_action_frame_t *p2p_act_frm = NULL; |
| wifi_p2psd_gas_pub_act_frame_t *sd_act_frm = NULL; |
| wl_event_rx_frame_data_t *rxframe = |
| (wl_event_rx_frame_data_t*)data; |
| u32 event = ntoh32(e->event_type); |
| u8 *mgmt_frame; |
| u8 bsscfgidx = e->bsscfgidx; |
| u32 mgmt_frame_len = ntoh32(e->datalen) - sizeof(wl_event_rx_frame_data_t); |
| u16 channel = ((ntoh16(rxframe->channel) & WL_CHANSPEC_CHAN_MASK)); |
| |
| memset(&bssid, 0, ETHER_ADDR_LEN); |
| |
| ndev = cfgdev_to_wlc_ndev(cfgdev, wl); |
| |
| if (channel <= CH_MAX_2G_CHANNEL) |
| band = wiphy->bands[IEEE80211_BAND_2GHZ]; |
| else |
| band = wiphy->bands[IEEE80211_BAND_5GHZ]; |
| if (!band) { |
| WL_ERR(("No valid band")); |
| return -EINVAL; |
| } |
| #if LINUX_VERSION_CODE == KERNEL_VERSION(2, 6, 38) |
| freq = ieee80211_channel_to_frequency(channel); |
| (void)band->band; |
| #else |
| freq = ieee80211_channel_to_frequency(channel, band->band); |
| #endif |
| if (event == WLC_E_ACTION_FRAME_RX) { |
| wldev_iovar_getbuf_bsscfg(ndev, "cur_etheraddr", |
| NULL, 0, wl->ioctl_buf, WLC_IOCTL_SMLEN, bsscfgidx, &wl->ioctl_buf_sync); |
| |
| err = wldev_ioctl(ndev, WLC_GET_BSSID, &bssid, ETHER_ADDR_LEN, false); |
| if (err < 0) |
| WL_ERR(("WLC_GET_BSSID error %d\n", err)); |
| memcpy(da.octet, wl->ioctl_buf, ETHER_ADDR_LEN); |
| err = wl_frame_get_mgmt(FC_ACTION, &da, &e->addr, &bssid, |
| &mgmt_frame, &mgmt_frame_len, |
| (u8 *)((wl_event_rx_frame_data_t *)rxframe + 1)); |
| if (err < 0) { |
| WL_ERR(("Error in receiving action frame len %d channel %d freq %d\n", |
| mgmt_frame_len, channel, freq)); |
| goto exit; |
| } |
| isfree = true; |
| if (wl_cfgp2p_is_pub_action(&mgmt_frame[DOT11_MGMT_HDR_LEN], |
| mgmt_frame_len - DOT11_MGMT_HDR_LEN)) { |
| act_frm = (wifi_p2p_pub_act_frame_t *) |
| (&mgmt_frame[DOT11_MGMT_HDR_LEN]); |
| } else if (wl_cfgp2p_is_p2p_action(&mgmt_frame[DOT11_MGMT_HDR_LEN], |
| mgmt_frame_len - DOT11_MGMT_HDR_LEN)) { |
| p2p_act_frm = (wifi_p2p_action_frame_t *) |
| (&mgmt_frame[DOT11_MGMT_HDR_LEN]); |
| (void) p2p_act_frm; |
| } else if (wl_cfgp2p_is_gas_action(&mgmt_frame[DOT11_MGMT_HDR_LEN], |
| mgmt_frame_len - DOT11_MGMT_HDR_LEN)) { |
| |
| sd_act_frm = (wifi_p2psd_gas_pub_act_frame_t *) |
| (&mgmt_frame[DOT11_MGMT_HDR_LEN]); |
| if (sd_act_frm && wl_get_drv_status_all(wl, WAITING_NEXT_ACT_FRM)) { |
| if (wl->next_af_subtype == sd_act_frm->action) { |
| WL_DBG(("We got a right next frame of SD!(%d)\n", |
| sd_act_frm->action)); |
| wl_clr_drv_status(wl, WAITING_NEXT_ACT_FRM, ndev); |
| |
| /* Stop waiting for next AF. */ |
| wl_stop_wait_next_action_frame(wl); |
| } |
| } |
| (void) sd_act_frm; |
| } else { |
| /* |
| * if we got normal action frame and ndev is p2p0, |
| * we have to change ndev from p2p0 to wlan0 |
| */ |
| #if defined(WL_ENABLE_P2P_IF) |
| if (wl->p2p_net == cfgdev) |
| cfgdev = wl_to_prmry_ndev(wl); |
| #endif /* WL_ENABLE_P2P_IF */ |
| |
| if (wl->next_af_subtype != P2P_PAF_SUBTYPE_INVALID) { |
| u8 action = 0; |
| if (wl_get_public_action(&mgmt_frame[DOT11_MGMT_HDR_LEN], |
| mgmt_frame_len - DOT11_MGMT_HDR_LEN, &action) != BCME_OK) { |
| WL_DBG(("Recived action is not public action frame\n")); |
| } else if (wl->next_af_subtype == action) { |
| WL_DBG(("Recived action is the waiting action(%d)\n", |
| action)); |
| wl_clr_drv_status(wl, WAITING_NEXT_ACT_FRM, ndev); |
| |
| /* Stop waiting for next AF. */ |
| wl_stop_wait_next_action_frame(wl); |
| } |
| } |
| } |
| |
| if (act_frm) { |
| |
| if (wl_get_drv_status_all(wl, WAITING_NEXT_ACT_FRM)) { |
| if (wl->next_af_subtype == act_frm->subtype) { |
| WL_DBG(("We got a right next frame!(%d)\n", |
| act_frm->subtype)); |
| wl_clr_drv_status(wl, WAITING_NEXT_ACT_FRM, ndev); |
| |
| /* Stop waiting for next AF. */ |
| wl_stop_wait_next_action_frame(wl); |
| } |
| } |
| } |
| |
| wl_cfgp2p_print_actframe(false, &mgmt_frame[DOT11_MGMT_HDR_LEN], |
| mgmt_frame_len - DOT11_MGMT_HDR_LEN, channel); |
| /* |
| * After complete GO Negotiation, roll back to mpc mode |
| */ |
| if (act_frm && ((act_frm->subtype == P2P_PAF_GON_CONF) || |
| (act_frm->subtype == P2P_PAF_PROVDIS_RSP))) { |
| wldev_iovar_setint(ndev, "mpc", 1); |
| } |
| if (act_frm && (act_frm->subtype == P2P_PAF_GON_CONF)) { |
| WL_DBG(("P2P: GO_NEG_PHASE status cleared \n")); |
| wl_clr_p2p_status(wl, GO_NEG_PHASE); |
| } |
| } else { |
| mgmt_frame = (u8 *)((wl_event_rx_frame_data_t *)rxframe + 1); |
| |
| /* wpa supplicant use probe request event for restarting another GON Req. |
| * but it makes GON Req repetition. |
| * so if src addr of prb req is same as my target device, |
| * do not send probe request event during sending action frame. |
| */ |
| if (event == WLC_E_P2P_PROBREQ_MSG) { |
| WL_DBG((" Event %s\n", (event == WLC_E_P2P_PROBREQ_MSG) ? |
| "WLC_E_P2P_PROBREQ_MSG":"WLC_E_PROBREQ_MSG")); |
| |
| |
| /* Filter any P2P probe reqs arriving during the |
| * GO-NEG Phase |
| */ |
| if (wl->p2p && |
| wl_get_p2p_status(wl, GO_NEG_PHASE)) { |
| WL_DBG(("Filtering P2P probe_req while " |
| "being in GO-Neg state\n")); |
| return 0; |
| } |
| } |
| } |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 4, 0)) || 0 |
| cfg80211_rx_mgmt(cfgdev, freq, 0, mgmt_frame, mgmt_frame_len, GFP_ATOMIC); |
| #else |
| cfg80211_rx_mgmt(cfgdev, freq, mgmt_frame, mgmt_frame_len, GFP_ATOMIC); |
| #endif |
| |
| WL_DBG(("mgmt_frame_len (%d) , e->datalen (%d), channel (%d), freq (%d)\n", |
| mgmt_frame_len, ntoh32(e->datalen), channel, freq)); |
| exit: |
| if (isfree) |
| kfree(mgmt_frame); |
| return 0; |
| } |
| |
| #ifdef WL_SCHED_SCAN |
| /* If target scan is not reliable, set the below define to "1" to do a |
| * full escan |
| */ |
| #define FULL_ESCAN_ON_PFN_NET_FOUND 0 |
| static s32 |
| wl_notify_sched_scan_results(struct wl_priv *wl, struct net_device *ndev, |
| const wl_event_msg_t *e, void *data) |
| { |
| wl_pfn_net_info_t *netinfo, *pnetinfo; |
| struct wiphy *wiphy = wl_to_wiphy(wl); |
| int err = 0; |
| struct cfg80211_scan_request *request = NULL; |
| struct cfg80211_ssid ssid[MAX_PFN_LIST_COUNT]; |
| struct ieee80211_channel *channel = NULL; |
| int channel_req = 0; |
| int band = 0; |
| struct wl_pfn_scanresults *pfn_result = (struct wl_pfn_scanresults *)data; |
| int n_pfn_results = pfn_result->count; |
| |
| WL_DBG(("Enter\n")); |
| |
| if (e->event_type == WLC_E_PFN_NET_LOST) { |
| WL_PNO(("PFN NET LOST event. Do Nothing \n")); |
| return 0; |
| } |
| WL_PNO((">>> PFN NET FOUND event. count:%d \n", n_pfn_results)); |
| if (n_pfn_results > 0) { |
| int i; |
| |
| if (n_pfn_results > MAX_PFN_LIST_COUNT) |
| n_pfn_results = MAX_PFN_LIST_COUNT; |
| pnetinfo = (wl_pfn_net_info_t *)(data + sizeof(wl_pfn_scanresults_t) |
| - sizeof(wl_pfn_net_info_t)); |
| |
| memset(&ssid, 0x00, sizeof(ssid)); |
| |
| request = kzalloc(sizeof(*request) |
| + sizeof(*request->channels) * n_pfn_results, |
| GFP_KERNEL); |
| channel = (struct ieee80211_channel *)kzalloc( |
| (sizeof(struct ieee80211_channel) * n_pfn_results), |
| GFP_KERNEL); |
| if (!request || !channel) { |
| WL_ERR(("No memory")); |
| err = -ENOMEM; |
| goto out_err; |
| } |
| |
| request->wiphy = wiphy; |
| |
| for (i = 0; i < n_pfn_results; i++) { |
| netinfo = &pnetinfo[i]; |
| if (!netinfo) { |
| WL_ERR(("Invalid netinfo ptr. index:%d", i)); |
| err = -EINVAL; |
| goto out_err; |
| } |
| WL_PNO((">>> SSID:%s Channel:%d \n", |
| netinfo->pfnsubnet.SSID, netinfo->pfnsubnet.channel)); |
| /* PFN result doesn't have all the info which are required by the supplicant |
| * (For e.g IEs) Do a target Escan so that sched scan results are reported |
| * via wl_inform_single_bss in the required format. Escan does require the |
| * scan request in the form of cfg80211_scan_request. For timebeing, create |
| * cfg80211_scan_request one out of the received PNO event. |
| */ |
| ssid[i].ssid_len = MIN(DOT11_MAX_SSID_LEN, netinfo->pfnsubnet.SSID_len); |
| memcpy(ssid[i].ssid, netinfo->pfnsubnet.SSID, ssid[i].ssid_len); |
| request->n_ssids++; |
| |
| channel_req = netinfo->pfnsubnet.channel; |
| band = (channel_req <= CH_MAX_2G_CHANNEL) ? NL80211_BAND_2GHZ |
| : NL80211_BAND_5GHZ; |
| channel[i].center_freq = ieee80211_channel_to_frequency(channel_req, band); |
| channel[i].band = band; |
| channel[i].flags |= IEEE80211_CHAN_NO_HT40; |
| request->channels[i] = &channel[i]; |
| request->n_channels++; |
| } |
| |
| /* assign parsed ssid array */ |
| if (request->n_ssids) |
| request->ssids = &ssid[0]; |
| |
| if (wl_get_drv_status_all(wl, SCANNING)) { |
| /* Abort any on-going scan */ |
| wl_notify_escan_complete(wl, ndev, true, true); |
| } |
| |
| if (wl_get_p2p_status(wl, DISCOVERY_ON)) { |
| WL_PNO((">>> P2P discovery was ON. Disabling it\n")); |
| err = wl_cfgp2p_discover_enable_search(wl, false); |
| if (unlikely(err)) { |
| wl_clr_drv_status(wl, SCANNING, ndev); |
| goto out_err; |
| } |
| p2p_scan(wl) = false; |
| } |
| |
| wl_set_drv_status(wl, SCANNING, ndev); |
| #if FULL_ESCAN_ON_PFN_NET_FOUND |
| WL_PNO((">>> Doing Full ESCAN on PNO event\n")); |
| err = wl_do_escan(wl, wiphy, ndev, NULL); |
| #else |
| WL_PNO((">>> Doing targeted ESCAN on PNO event\n")); |
| err = wl_do_escan(wl, wiphy, ndev, request); |
| #endif |
| if (err) { |
| wl_clr_drv_status(wl, SCANNING, ndev); |
| goto out_err; |
| } |
| wl->sched_scan_running = TRUE; |
| } |
| else { |
| WL_ERR(("FALSE PNO Event. (pfn_count == 0) \n")); |
| } |
| out_err: |
| if (request) |
| kfree(request); |
| if (channel) |
| kfree(channel); |
| return err; |
| } |
| #endif /* WL_SCHED_SCAN */ |
| |
| static void wl_init_conf(struct wl_conf *conf) |
| { |
| WL_DBG(("Enter \n")); |
| conf->frag_threshold = (u32)-1; |
| conf->rts_threshold = (u32)-1; |
| conf->retry_short = (u32)-1; |
| conf->retry_long = (u32)-1; |
| conf->tx_power = -1; |
| } |
| |
| static void wl_init_prof(struct wl_priv *wl, struct net_device *ndev) |
| { |
| unsigned long flags; |
| struct wl_profile *profile = wl_get_profile_by_netdev(wl, ndev); |
| |
| spin_lock_irqsave(&wl->cfgdrv_lock, flags); |
| memset(profile, 0, sizeof(struct wl_profile)); |
| spin_unlock_irqrestore(&wl->cfgdrv_lock, flags); |
| } |
| |
| static void wl_init_event_handler(struct wl_priv *wl) |
| { |
| memset(wl->evt_handler, 0, sizeof(wl->evt_handler)); |
| |
| wl->evt_handler[WLC_E_SCAN_COMPLETE] = wl_notify_scan_status; |
| wl->evt_handler[WLC_E_AUTH] = wl_notify_connect_status; |
| wl->evt_handler[WLC_E_ASSOC] = wl_notify_connect_status; |
| wl->evt_handler[WLC_E_LINK] = wl_notify_connect_status; |
| wl->evt_handler[WLC_E_DEAUTH_IND] = wl_notify_connect_status; |
| wl->evt_handler[WLC_E_DEAUTH] = wl_notify_connect_status; |
| wl->evt_handler[WLC_E_DISASSOC_IND] = wl_notify_connect_status; |
| wl->evt_handler[WLC_E_ASSOC_IND] = wl_notify_connect_status; |
| wl->evt_handler[WLC_E_REASSOC_IND] = wl_notify_connect_status; |
| wl->evt_handler[WLC_E_ROAM] = wl_notify_roaming_status; |
| wl->evt_handler[WLC_E_MIC_ERROR] = wl_notify_mic_status; |
| wl->evt_handler[WLC_E_SET_SSID] = wl_notify_connect_status; |
| wl->evt_handler[WLC_E_ACTION_FRAME_RX] = wl_notify_rx_mgmt_frame; |
| wl->evt_handler[WLC_E_PROBREQ_MSG] = wl_notify_rx_mgmt_frame; |
| wl->evt_handler[WLC_E_P2P_PROBREQ_MSG] = wl_notify_rx_mgmt_frame; |
| wl->evt_handler[WLC_E_P2P_DISC_LISTEN_COMPLETE] = wl_cfgp2p_listen_complete; |
| wl->evt_handler[WLC_E_ACTION_FRAME_COMPLETE] = wl_cfgp2p_action_tx_complete; |
| wl->evt_handler[WLC_E_ACTION_FRAME_OFF_CHAN_COMPLETE] = wl_cfgp2p_action_tx_complete; |
| wl->evt_handler[WLC_E_JOIN] = wl_notify_connect_status; |
| wl->evt_handler[WLC_E_START] = wl_notify_connect_status; |
| #ifdef PNO_SUPPORT |
| wl->evt_handler[WLC_E_PFN_NET_FOUND] = wl_notify_pfn_status; |
| #endif /* PNO_SUPPORT */ |
| #ifdef GSCAN_SUPPORT |
| wl->evt_handler[WLC_E_PFN_BEST_BATCHING] = wl_notify_gscan_event; |
| wl->evt_handler[WLC_E_PFN_SCAN_COMPLETE] = wl_notify_gscan_event; |
| wl->evt_handler[WLC_E_PFN_GSCAN_FULL_RESULT] = wl_notify_gscan_event; |
| wl->evt_handler[WLC_E_PFN_SWC] = wl_notify_gscan_event; |
| wl->evt_handler[WLC_E_PFN_BSSID_NET_FOUND] = wl_notify_gscan_event; |
| wl->evt_handler[WLC_E_PFN_BSSID_NET_LOST] = wl_notify_gscan_event; |
| wl->evt_handler[WLC_E_PFN_SSID_EXT] = wl_notify_gscan_event; |
| wl->evt_handler[WLC_E_ROAM_EXP_EVENT] = wl_handle_roam_exp_event; |
| #endif /* GSCAN_SUPPORT */ |
| #ifdef WLTDLS |
| wl->evt_handler[WLC_E_TDLS_PEER_EVENT] = wl_tdls_event_handler; |
| #endif /* WLTDLS */ |
| } |
| |
| #if defined(STATIC_WL_PRIV_STRUCT) |
| static void |
| wl_init_escan_result_buf(struct wl_priv *wl) |
| { |
| wl->escan_info.escan_buf = dhd_os_prealloc(NULL, DHD_PREALLOC_WIPHY_ESCAN0, 0); |
| bzero(wl->escan_info.escan_buf, ESCAN_BUF_SIZE); |
| } |
| |
| static void |
| wl_deinit_escan_result_buf(struct wl_priv *wl) |
| { |
| wl->escan_info.escan_buf = NULL; |
| |
| } |
| #endif /* STATIC_WL_PRIV_STRUCT */ |
| |
| static s32 wl_init_priv_mem(struct wl_priv *wl) |
| { |
| WL_DBG(("Enter \n")); |
| wl->scan_results = (void *)kzalloc(WL_SCAN_BUF_MAX, GFP_KERNEL); |
| if (unlikely(!wl->scan_results)) { |
| WL_ERR(("Scan results alloc failed\n")); |
| goto init_priv_mem_out; |
| } |
| wl->conf = (void *)kzalloc(sizeof(*wl->conf), GFP_KERNEL); |
| if (unlikely(!wl->conf)) { |
| WL_ERR(("wl_conf alloc failed\n")); |
| goto init_priv_mem_out; |
| } |
| wl->scan_req_int = |
| (void *)kzalloc(sizeof(*wl->scan_req_int), GFP_KERNEL); |
| if (unlikely(!wl->scan_req_int)) { |
| WL_ERR(("Scan req alloc failed\n")); |
| goto init_priv_mem_out; |
| } |
| wl->ioctl_buf = (void *)kzalloc(WLC_IOCTL_MAXLEN, GFP_KERNEL); |
| if (unlikely(!wl->ioctl_buf)) { |
| WL_ERR(("Ioctl buf alloc failed\n")); |
| goto init_priv_mem_out; |
| } |
| wl->escan_ioctl_buf = (void *)kzalloc(WLC_IOCTL_MAXLEN, GFP_KERNEL); |
| if (unlikely(!wl->escan_ioctl_buf)) { |
| WL_ERR(("Ioctl buf alloc failed\n")); |
| goto init_priv_mem_out; |
| } |
| wl->extra_buf = (void *)kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); |
| if (unlikely(!wl->extra_buf)) { |
| WL_ERR(("Extra buf alloc failed\n")); |
| goto init_priv_mem_out; |
| } |
| wl->iscan = (void *)kzalloc(sizeof(*wl->iscan), GFP_KERNEL); |
| if (unlikely(!wl->iscan)) { |
| WL_ERR(("Iscan buf alloc failed\n")); |
| goto init_priv_mem_out; |
| } |
| wl->pmk_list = (void *)kzalloc(sizeof(*wl->pmk_list), GFP_KERNEL); |
| if (unlikely(!wl->pmk_list)) { |
| WL_ERR(("pmk list alloc failed\n")); |
| goto init_priv_mem_out; |
| } |
| wl->sta_info = (void *)kzalloc(sizeof(*wl->sta_info), GFP_KERNEL); |
| if (unlikely(!wl->sta_info)) { |
| WL_ERR(("sta info alloc failed\n")); |
| goto init_priv_mem_out; |
| } |
| |
| #if defined(STATIC_WL_PRIV_STRUCT) |
| wl->conn_info = (void *)kzalloc(sizeof(*wl->conn_info), GFP_KERNEL); |
| if (unlikely(!wl->conn_info)) { |
| WL_ERR(("wl->conn_info alloc failed\n")); |
| goto init_priv_mem_out; |
| } |
| wl->ie = (void *)kzalloc(sizeof(*wl->ie), GFP_KERNEL); |
| if (unlikely(!wl->ie)) { |
| WL_ERR(("wl->ie alloc failed\n")); |
| goto init_priv_mem_out; |
| } |
| wl_init_escan_result_buf(wl); |
| #endif /* STATIC_WL_PRIV_STRUCT */ |
| wl->afx_hdl = (void *)kzalloc(sizeof(*wl->afx_hdl), GFP_KERNEL); |
| if (unlikely(!wl->afx_hdl)) { |
| WL_ERR(("afx hdl alloc failed\n")); |
| goto init_priv_mem_out; |
| } else { |
| init_completion(&wl->act_frm_scan); |
| init_completion(&wl->wait_next_af); |
| |
| INIT_WORK(&wl->afx_hdl->work, wl_cfg80211_afx_handler); |
| } |
| return 0; |
| |
| init_priv_mem_out: |
| wl_deinit_priv_mem(wl); |
| |
| return -ENOMEM; |
| } |
| |
| static void wl_deinit_priv_mem(struct wl_priv *wl) |
| { |
| kfree(wl->scan_results); |
| wl->scan_results = NULL; |
| kfree(wl->conf); |
| wl->conf = NULL; |
| kfree(wl->scan_req_int); |
| wl->scan_req_int = NULL; |
| kfree(wl->ioctl_buf); |
| wl->ioctl_buf = NULL; |
| kfree(wl->escan_ioctl_buf); |
| wl->escan_ioctl_buf = NULL; |
| kfree(wl->extra_buf); |
| wl->extra_buf = NULL; |
| kfree(wl->iscan); |
| wl->iscan = NULL; |
| kfree(wl->pmk_list); |
| wl->pmk_list = NULL; |
| kfree(wl->sta_info); |
| wl->sta_info = NULL; |
| #if defined(STATIC_WL_PRIV_STRUCT) |
| kfree(wl->conn_info); |
| wl->conn_info = NULL; |
| kfree(wl->ie); |
| wl->ie = NULL; |
| wl_deinit_escan_result_buf(wl); |
| #endif /* STATIC_WL_PRIV_STRUCT */ |
| if (wl->afx_hdl) { |
| cancel_work_sync(&wl->afx_hdl->work); |
| kfree(wl->afx_hdl); |
| wl->afx_hdl = NULL; |
| } |
| |
| if (wl->ap_info) { |
| kfree(wl->ap_info->wpa_ie); |
| kfree(wl->ap_info->rsn_ie); |
| kfree(wl->ap_info->wps_ie); |
| kfree(wl->ap_info); |
| wl->ap_info = NULL; |
| } |
| } |
| |
| static s32 wl_create_event_handler(struct wl_priv *wl) |
| { |
| int ret = 0; |
| WL_DBG(("Enter \n")); |
| |
| /* Do not use DHD in cfg driver */ |
| wl->event_tsk.thr_pid = -1; |
| |
| PROC_START(wl_event_handler, wl, &wl->event_tsk, 0, "wl_event_handler"); |
| if (wl->event_tsk.thr_pid < 0) |
| ret = -ENOMEM; |
| return ret; |
| } |
| |
| static void wl_destroy_event_handler(struct wl_priv *wl) |
| { |
| if (wl->event_tsk.thr_pid >= 0) |
| PROC_STOP(&wl->event_tsk); |
| } |
| |
| static void wl_term_iscan(struct wl_priv *wl) |
| { |
| struct wl_iscan_ctrl *iscan = wl_to_iscan(wl); |
| WL_TRACE(("In\n")); |
| if (wl->iscan_on && iscan->tsk) { |
| iscan->state = WL_ISCAN_STATE_IDLE; |
| WL_INFO(("SIGTERM\n")); |
| send_sig(SIGTERM, iscan->tsk, 1); |
| WL_DBG(("kthread_stop\n")); |
| kthread_stop(iscan->tsk); |
| iscan->tsk = NULL; |
| } |
| } |
| |
| static void wl_notify_iscan_complete(struct wl_iscan_ctrl *iscan, bool aborted) |
| { |
| struct wl_priv *wl = iscan_to_wl(iscan); |
| struct net_device *ndev = wl_to_prmry_ndev(wl); |
| unsigned long flags; |
| |
| WL_DBG(("Enter \n")); |
| if (!wl_get_drv_status(wl, SCANNING, ndev)) { |
| wl_clr_drv_status(wl, SCANNING, ndev); |
| WL_ERR(("Scan complete while device not scanning\n")); |
| return; |
| } |
| spin_lock_irqsave(&wl->cfgdrv_lock, flags); |
| wl_clr_drv_status(wl, SCANNING, ndev); |
| if (likely(wl->scan_request)) { |
| cfg80211_scan_done(wl->scan_request, aborted); |
| wl->scan_request = NULL; |
| } |
| spin_unlock_irqrestore(&wl->cfgdrv_lock, flags); |
| wl->iscan_kickstart = false; |
| } |
| |
| static s32 wl_wakeup_iscan(struct wl_iscan_ctrl *iscan) |
| { |
| if (likely(iscan->state != WL_ISCAN_STATE_IDLE)) { |
| WL_DBG(("wake up iscan\n")); |
| up(&iscan->sync); |
| return 0; |
| } |
| |
| return -EIO; |
| } |
| |
| static s32 |
| wl_get_iscan_results(struct wl_iscan_ctrl *iscan, u32 *status, |
| struct wl_scan_results **bss_list) |
| { |
| struct wl_iscan_results list; |
| struct wl_scan_results *results; |
| struct wl_iscan_results *list_buf; |
| s32 err = 0; |
| |
| WL_DBG(("Enter \n")); |
| memset(iscan->scan_buf, 0, WL_ISCAN_BUF_MAX); |
| list_buf = (struct wl_iscan_results *)iscan->scan_buf; |
| results = &list_buf->results; |
| results->buflen = WL_ISCAN_RESULTS_FIXED_SIZE; |
| results->version = 0; |
| results->count = 0; |
| |
| memset(&list, 0, sizeof(list)); |
| list.results.buflen = htod32(WL_ISCAN_BUF_MAX); |
| err = wldev_iovar_getbuf(iscan->dev, "iscanresults", &list, |
| WL_ISCAN_RESULTS_FIXED_SIZE, iscan->scan_buf, |
| WL_ISCAN_BUF_MAX, NULL); |
| if (unlikely(err)) { |
| WL_ERR(("error (%d)\n", err)); |
| return err; |
| } |
| results->buflen = dtoh32(results->buflen); |
| results->version = dtoh32(results->version); |
| results->count = dtoh32(results->count); |
| WL_DBG(("results->count = %d\n", results->count)); |
| WL_DBG(("results->buflen = %d\n", results->buflen)); |
| *status = dtoh32(list_buf->status); |
| *bss_list = results; |
| |
| return err; |
| } |
| |
| static s32 wl_iscan_done(struct wl_priv *wl) |
| { |
| struct wl_iscan_ctrl *iscan = wl->iscan; |
| s32 err = 0; |
| |
| iscan->state = WL_ISCAN_STATE_IDLE; |
| mutex_lock(&wl->usr_sync); |
| wl_inform_bss(wl); |
| wl_notify_iscan_complete(iscan, false); |
| mutex_unlock(&wl->usr_sync); |
| |
| return err; |
| } |
| |
| static s32 wl_iscan_pending(struct wl_priv *wl) |
| { |
| struct wl_iscan_ctrl *iscan = wl->iscan; |
| s32 err = 0; |
| |
| /* Reschedule the timer */ |
| mod_timer(&iscan->timer, jiffies + msecs_to_jiffies(iscan->timer_ms)); |
| iscan->timer_on = 1; |
| |
| return err; |
| } |
| |
| static s32 wl_iscan_inprogress(struct wl_priv *wl) |
| { |
| struct wl_iscan_ctrl *iscan = wl->iscan; |
| s32 err = 0; |
| |
| mutex_lock(&wl->usr_sync); |
| wl_inform_bss(wl); |
| wl_run_iscan(iscan, NULL, WL_SCAN_ACTION_CONTINUE); |
| mutex_unlock(&wl->usr_sync); |
| /* Reschedule the timer */ |
| mod_timer(&iscan->timer, jiffies + msecs_to_jiffies(iscan->timer_ms)); |
| iscan->timer_on = 1; |
| |
| return err; |
| } |
| |
| static s32 wl_iscan_aborted(struct wl_priv *wl) |
| { |
| struct wl_iscan_ctrl *iscan = wl->iscan; |
| s32 err = 0; |
| |
| iscan->state = WL_ISCAN_STATE_IDLE; |
| mutex_lock(&wl->usr_sync); |
| wl_notify_iscan_complete(iscan, true); |
| mutex_unlock(&wl->usr_sync); |
| |
| return err; |
| } |
| |
| static s32 wl_iscan_thread(void *data) |
| { |
| struct wl_iscan_ctrl *iscan = (struct wl_iscan_ctrl *)data; |
| struct wl_priv *wl = iscan_to_wl(iscan); |
| u32 status; |
| int err = 0; |
| |
| allow_signal(SIGTERM); |
| status = WL_SCAN_RESULTS_PARTIAL; |
| while (likely(!down_interruptible(&iscan->sync))) { |
| if (kthread_should_stop()) |
| break; |
| if (iscan->timer_on) { |
| del_timer_sync(&iscan->timer); |
| iscan->timer_on = 0; |
| } |
| mutex_lock(&wl->usr_sync); |
| err = wl_get_iscan_results(iscan, &status, &wl->bss_list); |
| if (unlikely(err)) { |
| status = WL_SCAN_RESULTS_ABORTED; |
| WL_ERR(("Abort iscan\n")); |
| } |
| mutex_unlock(&wl->usr_sync); |
| iscan->iscan_handler[status] (wl); |
| } |
| if (iscan->timer_on) { |
| del_timer_sync(&iscan->timer); |
| iscan->timer_on = 0; |
| } |
| WL_DBG(("was terminated\n")); |
| |
| return 0; |
| } |
| |
| static void wl_scan_timeout(unsigned long data) |
| { |
| wl_event_msg_t msg; |
| struct wl_priv *wl = (struct wl_priv *)data; |
| |
| if (!(wl->scan_request)) { |
| WL_ERR(("timer expired but no scan request\n")); |
| return; |
| } |
| bzero(&msg, sizeof(wl_event_msg_t)); |
| WL_ERR(("timer expired\n")); |
| if (wl->escan_on) { |
| msg.event_type = hton32(WLC_E_ESCAN_RESULT); |
| msg.status = hton32(WLC_E_STATUS_TIMEOUT); |
| msg.reason = 0xFFFFFFFF; |
| wl_cfg80211_event(wl_to_prmry_ndev(wl), &msg, NULL); |
| } else { |
| /* Need to check it try to access SDIO */ |
| WL_ERR(("SCAN Timeout(ISCAN)\n")); |
| wl_notify_iscan_complete(wl_to_iscan(wl), true); |
| } |
| } |
| |
| static void wl_iscan_timer(unsigned long data) |
| { |
| struct wl_iscan_ctrl *iscan = (struct wl_iscan_ctrl *)data; |
| |
| if (iscan) { |
| iscan->timer_on = 0; |
| WL_DBG(("timer expired\n")); |
| wl_wakeup_iscan(iscan); |
| } |
| } |
| |
| static s32 wl_invoke_iscan(struct wl_priv *wl) |
| { |
| struct wl_iscan_ctrl *iscan = wl_to_iscan(wl); |
| int err = 0; |
| |
| if (wl->iscan_on && !iscan->tsk) { |
| iscan->state = WL_ISCAN_STATE_IDLE; |
| sema_init(&iscan->sync, 0); |
| iscan->tsk = kthread_run(wl_iscan_thread, iscan, "wl_iscan"); |
| if (IS_ERR(iscan->tsk)) { |
| WL_ERR(("Could not create iscan thread\n")); |
| iscan->tsk = NULL; |
| return -ENOMEM; |
| } |
| } |
| |
| return err; |
| } |
| |
| static void wl_init_iscan_handler(struct wl_iscan_ctrl *iscan) |
| { |
| memset(iscan->iscan_handler, 0, sizeof(iscan->iscan_handler)); |
| iscan->iscan_handler[WL_SCAN_RESULTS_SUCCESS] = wl_iscan_done; |
| iscan->iscan_handler[WL_SCAN_RESULTS_PARTIAL] = wl_iscan_inprogress; |
| iscan->iscan_handler[WL_SCAN_RESULTS_PENDING] = wl_iscan_pending; |
| iscan->iscan_handler[WL_SCAN_RESULTS_ABORTED] = wl_iscan_aborted; |
| iscan->iscan_handler[WL_SCAN_RESULTS_NO_MEM] = wl_iscan_aborted; |
| } |
| |
| static s32 |
| wl_cfg80211_netdev_notifier_call(struct notifier_block * nb, |
| unsigned long state, |
| void *ndev) |
| { |
| struct net_device *dev = ndev; |
| struct wireless_dev *wdev = dev->ieee80211_ptr; |
| struct wl_priv *wl = wlcfg_drv_priv; |
| int refcnt = 0; |
| |
| WL_DBG(("Enter \n")); |
| if (!wdev || !wl || dev == wl_to_prmry_ndev(wl)) |
| return NOTIFY_DONE; |
| switch (state) { |
| case NETDEV_DOWN: |
| { |
| int max_wait_timeout = 2; |
| int max_wait_count = 100; |
| unsigned long limit = jiffies + max_wait_timeout * HZ; |
| while (work_pending(&wdev->cleanup_work)) { |
| if (refcnt%5 == 0) { |
| WL_ERR(("[NETDEV_DOWN] wait for " |
| "complete of cleanup_work" |
| " (%d th)\n", refcnt)); |
| } |
| if (!time_before(jiffies, limit)) { |
| WL_ERR(("[NETDEV_DOWN] cleanup_work" |
| " of CFG80211 is not" |
| " completed in %d sec\n", |
| max_wait_timeout)); |
| break; |
| } |
| if (refcnt >= max_wait_count) { |
| WL_ERR(("[NETDEV_DOWN] cleanup_work" |
| " of CFG80211 is not" |
| " completed in %d loop\n", |
| max_wait_count)); |
| break; |
| } |
| set_current_state(TASK_INTERRUPTIBLE); |
| schedule_timeout(100); |
| set_current_state(TASK_RUNNING); |
| refcnt++; |
| } |
| break; |
| } |
| |
| case NETDEV_UNREGISTER: |
| /* after calling list_del_rcu(&wdev->list) */ |
| wl_dealloc_netinfo(wl, ndev); |
| break; |
| case NETDEV_GOING_DOWN: |
| /* At NETDEV_DOWN state, wdev_cleanup_work work will be called. |
| * In front of door, the function checks |
| * whether current scan is working or not. |
| * If the scanning is still working, wdev_cleanup_work call WARN_ON and |
| * make the scan done forcibly. |
| */ |
| if (wl_get_drv_status(wl, SCANNING, dev)) { |
| if (wl->escan_on) { |
| wl_notify_escan_complete(wl, dev, true, true); |
| } |
| } |
| break; |
| } |
| return NOTIFY_DONE; |
| } |
| static struct notifier_block wl_cfg80211_netdev_notifier = { |
| .notifier_call = wl_cfg80211_netdev_notifier_call, |
| }; |
| |
| static void wl_cfg80211_scan_abort(struct wl_priv *wl) |
| { |
| wl_scan_params_t *params = NULL; |
| s32 params_size = 0; |
| s32 err = BCME_OK; |
| struct net_device *dev = wl_to_prmry_ndev(wl); |
| if (!in_atomic()) { |
| /* Our scan params only need space for 1 channel and 0 ssids */ |
| params = wl_cfg80211_scan_alloc_params(-1, 0, ¶ms_size); |
| if (params == NULL) { |
| WL_ERR(("scan params allocation failed \n")); |
| err = -ENOMEM; |
| } else { |
| /* Do a scan abort to stop the driver's scan engine */ |
| err = wldev_ioctl(dev, WLC_SCAN, params, params_size, true); |
| if (err < 0) { |
| WL_ERR(("scan abort failed \n")); |
| } |
| kfree(params); |
| } |
| } |
| } |
| static s32 wl_notify_escan_complete(struct wl_priv *wl, |
| struct net_device *ndev, |
| bool aborted, bool fw_abort) |
| { |
| s32 err = BCME_OK; |
| unsigned long flags; |
| struct net_device *dev; |
| |
| WL_DBG(("Enter \n")); |
| if (!ndev) { |
| WL_ERR(("ndev is null\n")); |
| err = BCME_ERROR; |
| return err; |
| } |
| |
| if (wl->escan_info.ndev != ndev) { |
| WL_ERR(("ndev is different %p %p\n", wl->escan_info.ndev, ndev)); |
| err = BCME_ERROR; |
| return err; |
| } |
| |
| if (wl->scan_request) { |
| dev = wl_to_prmry_ndev(wl); |
| #if defined(WL_ENABLE_P2P_IF) |
| if (wl->scan_request->dev != wl->p2p_net) |
| dev = wl->scan_request->dev; |
| #endif /* WL_ENABLE_P2P_IF */ |
| } |
| else { |
| WL_DBG(("wl->scan_request is NULL may be internal scan." |
| "doing scan_abort for ndev %p primary %p", |
| ndev, wl_to_prmry_ndev(wl))); |
| dev = ndev; |
| } |
| if (fw_abort && !in_atomic()) { |
| wl_cfg80211_scan_abort(wl); |
| } |
| |
| if (timer_pending(&wl->scan_timeout)) |
| del_timer_sync(&wl->scan_timeout); |
| #if defined(ESCAN_RESULT_PATCH) |
| if (likely(wl->scan_request)) { |
| wl->bss_list = wl_escan_get_buf(wl, aborted); |
| wl_inform_bss(wl); |
| } |
| #endif /* ESCAN_RESULT_PATCH */ |
| spin_lock_irqsave(&wl->cfgdrv_lock, flags); |
| #ifdef WL_SCHED_SCAN |
| if (wl->sched_scan_req && !wl->scan_request) { |
| int count; |
| |
| count = wl->bss_list ? wl->bss_list->count : 0; |
| if (!aborted) { |
| cfg80211_sched_scan_results(wl->sched_scan_req->wiphy); |
| printk(">> SCHED SCAN RESULT %d\n", count); |
| } |
| wl->sched_scan_running = FALSE; |
| } |
| #endif /* WL_SCHED_SCAN */ |
| if (likely(wl->scan_request)) { |
| cfg80211_scan_done(wl->scan_request, aborted); |
| wl->scan_request = NULL; |
| } |
| if (p2p_is_on(wl)) |
| wl_clr_p2p_status(wl, SCANNING); |
| wl_clr_drv_status(wl, SCANNING, dev); |
| spin_unlock_irqrestore(&wl->cfgdrv_lock, flags); |
| return err; |
| } |
| |
| static s32 wl_escan_handler(struct wl_priv *wl, bcm_struct_cfgdev *cfgdev, |
| const wl_event_msg_t *e, void *data) |
| { |
| s32 err = BCME_OK; |
| s32 status = ntoh32(e->status); |
| wl_bss_info_t *bi; |
| wl_escan_result_t *escan_result; |
| wl_bss_info_t *bss = NULL; |
| wl_scan_results_t *list; |
| wifi_p2p_ie_t * p2p_ie; |
| struct net_device *ndev = NULL; |
| u32 bi_length; |
| u32 i; |
| u8 *p2p_dev_addr = NULL; |
| |
| WL_DBG((" enter event type : %d, status : %d \n", |
| ntoh32(e->event_type), ntoh32(e->status))); |
| |
| ndev = cfgdev_to_wlc_ndev(cfgdev, wl); |
| |
| mutex_lock(&wl->usr_sync); |
| /* P2P SCAN is coming from primary interface */ |
| if (wl_get_p2p_status(wl, SCANNING)) { |
| if (wl_get_drv_status_all(wl, SENDING_ACT_FRM)) |
| ndev = wl->afx_hdl->dev; |
| else |
| ndev = wl->escan_info.ndev; |
| |
| } |
| if (!ndev || !wl->escan_on || |
| (!wl_get_drv_status(wl, SCANNING, ndev) && |
| !wl->sched_scan_running)) { |
| WL_ERR(("escan is not ready ndev %p wl->escan_on %d" |
| " drv_status 0x%x e_type %d e_states %d\n", |
| ndev, wl->escan_on, wl_get_drv_status(wl, SCANNING, ndev), |
| ntoh32(e->event_type), ntoh32(e->status))); |
| goto exit; |
| } |
| escan_result = (wl_escan_result_t *)data; |
| |
| if (status == WLC_E_STATUS_PARTIAL) { |
| WL_INFO(("WLC_E_STATUS_PARTIAL \n")); |
| if (!escan_result) { |
| WL_ERR(("Invalid escan result (NULL pointer)\n")); |
| goto exit; |
| } |
| if (dtoh16(escan_result->bss_count) != 1) { |
| WL_ERR(("Invalid bss_count %d: ignoring\n", escan_result->bss_count)); |
| goto exit; |
| } |
| bi = escan_result->bss_info; |
| if (!bi) { |
| WL_ERR(("Invalid escan bss info (NULL pointer)\n")); |
| goto exit; |
| } |
| bi_length = dtoh32(bi->length); |
| if (bi_length != (dtoh32(escan_result->buflen) - WL_ESCAN_RESULTS_FIXED_SIZE)) { |
| WL_ERR(("Invalid bss_info length %d: ignoring\n", bi_length)); |
| goto exit; |
| } |
| if (wl_escan_check_sync_id(status, escan_result->sync_id, |
| wl->escan_info.cur_sync_id) < 0) |
| goto exit; |
| |
| if (!(wl_to_wiphy(wl)->interface_modes & BIT(NL80211_IFTYPE_ADHOC))) { |
| if (dtoh16(bi->capability) & DOT11_CAP_IBSS) { |
| WL_DBG(("Ignoring IBSS result\n")); |
| goto exit; |
| } |
| } |
| |
| if (wl_get_drv_status_all(wl, FINDING_COMMON_CHANNEL)) { |
| p2p_dev_addr = wl_cfgp2p_retreive_p2p_dev_addr(bi, bi_length); |
| if (p2p_dev_addr && !memcmp(p2p_dev_addr, |
| wl->afx_hdl->tx_dst_addr.octet, ETHER_ADDR_LEN)) { |
| s32 channel = wf_chspec_ctlchan( |
| wl_chspec_driver_to_host(bi->chanspec)); |
| |
| if ((channel > MAXCHANNEL) || (channel <= 0)) |
| channel = WL_INVALID; |
| else |
| WL_ERR(("ACTION FRAME SCAN : Peer " MACDBG " found," |
| " channel : %d\n", |
| MAC2STRDBG(wl->afx_hdl->tx_dst_addr.octet), |
| channel)); |
| |
| wl_clr_p2p_status(wl, SCANNING); |
| wl->afx_hdl->peer_chan = channel; |
| complete(&wl->act_frm_scan); |
| goto exit; |
| } |
| |
| } else { |
| int cur_len = WL_SCAN_RESULTS_FIXED_SIZE; |
| list = wl_escan_get_buf(wl, FALSE); |
| if (scan_req_match(wl)) { |
| /* p2p scan && allow only probe response */ |
| if ((wl->p2p->search_state != WL_P2P_DISC_ST_SCAN) && |
| (bi->flags & WL_BSS_FLAGS_FROM_BEACON)) |
| goto exit; |
| if ((p2p_ie = wl_cfgp2p_find_p2pie(((u8 *) bi) + bi->ie_offset, |
| bi->ie_length)) == NULL) { |
| WL_ERR(("Couldn't find P2PIE in probe" |
| " response/beacon\n")); |
| goto exit; |
| } |
| } |
| for (i = 0; i < list->count; i++) { |
| bss = bss ? (wl_bss_info_t *)((uintptr)bss + dtoh32(bss->length)) |
| : list->bss_info; |
| |
| if (!bcmp(&bi->BSSID, &bss->BSSID, ETHER_ADDR_LEN) && |
| (CHSPEC_BAND(wl_chspec_driver_to_host(bi->chanspec)) |
| == CHSPEC_BAND(wl_chspec_driver_to_host(bss->chanspec))) && |
| bi->SSID_len == bss->SSID_len && |
| !bcmp(bi->SSID, bss->SSID, bi->SSID_len)) { |
| |
| /* do not allow beacon data to update |
| *the data recd from a probe response |
| */ |
| if (!(bss->flags & WL_BSS_FLAGS_FROM_BEACON) && |
| (bi->flags & WL_BSS_FLAGS_FROM_BEACON)) |
| goto exit; |
| |
| WL_DBG(("%s("MACDBG"), i=%d prev: RSSI %d" |
| " flags 0x%x, new: RSSI %d flags 0x%x\n", |
| bss->SSID, MAC2STRDBG(bi->BSSID.octet), i, |
| bss->RSSI, bss->flags, bi->RSSI, bi->flags)); |
| |
| if ((bss->flags & WL_BSS_FLAGS_RSSI_ONCHANNEL) == |
| (bi->flags & WL_BSS_FLAGS_RSSI_ONCHANNEL)) { |
| /* preserve max RSSI if the measurements are |
| * both on-channel or both off-channel |
| */ |
| WL_SCAN(("%s("MACDBG"), same onchan" |
| ", RSSI: prev %d new %d\n", |
| bss->SSID, MAC2STRDBG(bi->BSSID.octet), |
| bss->RSSI, bi->RSSI)); |
| bi->RSSI = MAX(bss->RSSI, bi->RSSI); |
| } else if ((bss->flags & WL_BSS_FLAGS_RSSI_ONCHANNEL) && |
| (bi->flags & WL_BSS_FLAGS_RSSI_ONCHANNEL) == 0) { |
| /* preserve the on-channel rssi measurement |
| * if the new measurement is off channel |
| */ |
| WL_SCAN(("%s("MACDBG"), prev onchan" |
| ", RSSI: prev %d new %d\n", |
| bss->SSID, MAC2STRDBG(bi->BSSID.octet), |
| bss->RSSI, bi->RSSI)); |
| bi->RSSI = bss->RSSI; |
| bi->flags |= WL_BSS_FLAGS_RSSI_ONCHANNEL; |
| } |
| if (dtoh32(bss->length) != bi_length) { |
| u32 prev_len = dtoh32(bss->length); |
| |
| WL_SCAN(("bss info replacement" |
| " is occured(bcast:%d->probresp%d)\n", |
| bss->ie_length, bi->ie_length)); |
| WL_DBG(("%s("MACDBG"), replacement!(%d -> %d)\n", |
| bss->SSID, MAC2STRDBG(bi->BSSID.octet), |
| prev_len, bi_length)); |
| |
| if (list->buflen - prev_len + bi_length |
| > ESCAN_BUF_SIZE) { |
| WL_ERR(("Buffer is too small: keep the" |
| " previous result of this AP\n")); |
| /* Only update RSSI */ |
| bss->RSSI = bi->RSSI; |
| bss->flags |= (bi->flags |
| & WL_BSS_FLAGS_RSSI_ONCHANNEL); |
| goto exit; |
| } |
| |
| if (i < list->count - 1) { |
| /* memory copy required by this case only */ |
| memmove((u8 *)bss + bi_length, |
| (u8 *)bss + prev_len, |
| list->buflen - cur_len - prev_len); |
| } |
| list->buflen -= prev_len; |
| list->buflen += bi_length; |
| } |
| list->version = dtoh32(bi->version); |
| memcpy((u8 *)bss, (u8 *)bi, bi_length); |
| goto exit; |
| } |
| cur_len += dtoh32(bss->length); |
| } |
| if (bi_length > ESCAN_BUF_SIZE - list->buflen) { |
| WL_ERR(("Buffer is too small: ignoring\n")); |
| goto exit; |
| } |
| |
| memcpy(&(((char *)list)[list->buflen]), bi, bi_length); |
| list->version = dtoh32(bi->version); |
| list->buflen += bi_length; |
| list->count++; |
| |
| } |
| |
| } |
| else if (status == WLC_E_STATUS_SUCCESS) { |
| wl->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
| wl_escan_print_sync_id(status, wl->escan_info.cur_sync_id, |
| escan_result->sync_id); |
| |
| if (wl_get_drv_status_all(wl, FINDING_COMMON_CHANNEL)) { |
| WL_INFO(("ACTION FRAME SCAN DONE\n")); |
| wl_clr_p2p_status(wl, SCANNING); |
| wl_clr_drv_status(wl, SCANNING, wl->afx_hdl->dev); |
| if (wl->afx_hdl->peer_chan == WL_INVALID) |
| complete(&wl->act_frm_scan); |
| } else if ((likely(wl->scan_request)) || (wl->sched_scan_running)) { |
| WL_INFO(("ESCAN COMPLETED\n")); |
| wl->bss_list = wl_escan_get_buf(wl, FALSE); |
| if (!scan_req_match(wl)) { |
| WL_TRACE_HW4(("SCAN COMPLETED: scanned AP count=%d\n", |
| wl->bss_list->count)); |
| } |
| wl_inform_bss(wl); |
| wl_notify_escan_complete(wl, ndev, false, false); |
| } |
| wl_escan_increment_sync_id(wl, SCAN_BUF_NEXT); |
| } |
| #ifdef GSCAN_SUPPORT |
| else if ((status == WLC_E_STATUS_ABORT) || (status == WLC_E_STATUS_NEWSCAN)) { |
| if (status == WLC_E_STATUS_NEWSCAN) { |
| WL_ERR(("WLC_E_STATUS_NEWSCAN : scan_request[%p]\n", wl->scan_request)); |
| WL_ERR(("sync_id[%d], bss_count[%d]\n", escan_result->sync_id, |
| escan_result->bss_count)); |
| } |
| #else |
| else if (status == WLC_E_STATUS_ABORT) { |
| #endif /* GSCAN_SUPPORT */ |
| wl->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
| wl_escan_print_sync_id(status, escan_result->sync_id, |
| wl->escan_info.cur_sync_id); |
| if (wl_get_drv_status_all(wl, FINDING_COMMON_CHANNEL)) { |
| WL_INFO(("ACTION FRAME SCAN DONE\n")); |
| wl_clr_drv_status(wl, SCANNING, wl->afx_hdl->dev); |
| wl_clr_p2p_status(wl, SCANNING); |
| if (wl->afx_hdl->peer_chan == WL_INVALID) |
| complete(&wl->act_frm_scan); |
| } else if ((likely(wl->scan_request)) || (wl->sched_scan_running)) { |
| WL_INFO(("ESCAN ABORTED\n")); |
| wl->bss_list = wl_escan_get_buf(wl, TRUE); |
| if (!scan_req_match(wl)) { |
| WL_TRACE_HW4(("SCAN ABORTED: scanned AP count=%d\n", |
| wl->bss_list->count)); |
| } |
| wl_inform_bss(wl); |
| wl_notify_escan_complete(wl, ndev, true, false); |
| } |
| wl_escan_increment_sync_id(wl, SCAN_BUF_CNT); |
| } else if (status == WLC_E_STATUS_NEWSCAN) { |
| WL_ERR(("WLC_E_STATUS_NEWSCAN : scan_request[%p]\n", wl->scan_request)); |
| WL_ERR(("sync_id[%d], bss_count[%d]\n", escan_result->sync_id, |
| escan_result->bss_count)); |
| } else if (status == WLC_E_STATUS_TIMEOUT) { |
| WL_ERR(("WLC_E_STATUS_TIMEOUT : scan_request[%p]\n", wl->scan_request)); |
| WL_ERR(("escan_on[%d], reason[0x%x]\n", wl->escan_on, e->reason)); |
| if (e->reason == 0xFFFFFFFF) { |
| wl_notify_escan_complete(wl, wl->escan_info.ndev, true, true); |
| } |
| } else { |
| WL_ERR(("unexpected Escan Event %d : abort\n", status)); |
| wl->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
| wl_escan_print_sync_id(status, escan_result->sync_id, |
| wl->escan_info.cur_sync_id); |
| if (wl_get_drv_status_all(wl, FINDING_COMMON_CHANNEL)) { |
| WL_INFO(("ACTION FRAME SCAN DONE\n")); |
| wl_clr_p2p_status(wl, SCANNING); |
| wl_clr_drv_status(wl, SCANNING, wl->afx_hdl->dev); |
| if (wl->afx_hdl->peer_chan == WL_INVALID) |
| complete(&wl->act_frm_scan); |
| } else if ((likely(wl->scan_request)) || (wl->sched_scan_running)) { |
| wl->bss_list = wl_escan_get_buf(wl, TRUE); |
| if (!scan_req_match(wl)) { |
| WL_TRACE_HW4(("SCAN ABORTED(UNEXPECTED): " |
| "scanned AP count=%d\n", |
| wl->bss_list->count)); |
| } |
| wl_inform_bss(wl); |
| wl_notify_escan_complete(wl, ndev, true, false); |
| } |
| wl_escan_increment_sync_id(wl, 2); |
| } |
| exit: |
| mutex_unlock(&wl->usr_sync); |
| return err; |
| } |
| |
| static void wl_cfg80211_concurrent_roam(struct wl_priv *wl, int enable) |
| { |
| u32 connected_cnt = wl_get_drv_status_all(wl, CONNECTED); |
| struct net_info *iter, *next; |
| int err; |
| |
| if (!wl->roamoff_on_concurrent) |
| return; |
| if (enable && connected_cnt > 1) { |
| for_each_ndev(wl, iter, next) { |
| /* Save the current roam setting */ |
| if ((err = wldev_iovar_getint(iter->ndev, "roam_off", |
| (s32 *)&iter->roam_off)) != BCME_OK) { |
| WL_ERR(("%s:Failed to get current roam setting err %d\n", |
| iter->ndev->name, err)); |
| continue; |
| } |
| if ((err = wldev_iovar_setint(iter->ndev, "roam_off", 1)) != BCME_OK) { |
| WL_ERR((" %s:failed to set roam_off : %d\n", |
| iter->ndev->name, err)); |
| } |
| } |
| } |
| else if (!enable) { |
| for_each_ndev(wl, iter, next) { |
| if (iter->roam_off != WL_INVALID) { |
| if ((err = wldev_iovar_setint(iter->ndev, "roam_off", |
| iter->roam_off)) == BCME_OK) |
| iter->roam_off = WL_INVALID; |
| else { |
| WL_ERR((" %s:failed to set roam_off : %d\n", |
| iter->ndev->name, err)); |
| } |
| } |
| } |
| } |
| return; |
| } |
| |
| static void wl_cfg80211_determine_vsdb_mode(struct wl_priv *wl) |
| { |
| struct net_info *iter, *next; |
| u32 ctl_chan = 0; |
| u32 chanspec = 0; |
| u32 pre_ctl_chan = 0; |
| u32 connected_cnt = wl_get_drv_status_all(wl, CONNECTED); |
| wl->vsdb_mode = false; |
| |
| if (connected_cnt <= 1) { |
| return; |
| } |
| for_each_ndev(wl, iter, next) { |
| chanspec = 0; |
| ctl_chan = 0; |
| if (wl_get_drv_status(wl, CONNECTED, iter->ndev)) { |
| if (wldev_iovar_getint(iter->ndev, "chanspec", |
| (s32 *)&chanspec) == BCME_OK) { |
| chanspec = wl_chspec_driver_to_host(chanspec); |
| ctl_chan = wf_chspec_ctlchan(chanspec); |
| wl_update_prof(wl, iter->ndev, NULL, |
| &ctl_chan, WL_PROF_CHAN); |
| } |
| if (!wl->vsdb_mode) { |
| if (!pre_ctl_chan && ctl_chan) |
| pre_ctl_chan = ctl_chan; |
| else if (pre_ctl_chan && (pre_ctl_chan != ctl_chan)) { |
| wl->vsdb_mode = true; |
| } |
| } |
| } |
| } |
| WL_ERR(("%s concurrency is enabled\n", wl->vsdb_mode ? "Multi Channel" : "Same Channel")); |
| return; |
| } |
| |
| static s32 wl_notifier_change_state(struct wl_priv *wl, struct net_info *_net_info, |
| enum wl_status state, bool set) |
| { |
| s32 pm = PM_FAST; |
| s32 err = BCME_OK; |
| u32 mode; |
| u32 chan = 0; |
| struct net_info *iter, *next; |
| struct net_device *primary_dev = wl_to_prmry_ndev(wl); |
| WL_DBG(("Enter state %d set %d _net_info->pm_restore %d iface %s\n", |
| state, set, _net_info->pm_restore, _net_info->ndev->name)); |
| |
| if (state != WL_STATUS_CONNECTED) |
| return 0; |
| mode = wl_get_mode_by_netdev(wl, _net_info->ndev); |
| if (set) { |
| wl_cfg80211_concurrent_roam(wl, 1); |
| |
| if (mode == WL_MODE_AP) { |
| |
| if (wl_add_remove_eventmsg(primary_dev, WLC_E_P2P_PROBREQ_MSG, false)) |
| WL_ERR((" failed to unset WLC_E_P2P_PROPREQ_MSG\n")); |
| } |
| wl_cfg80211_determine_vsdb_mode(wl); |
| if (wl->vsdb_mode || _net_info->pm_block) { |
| if (wl->pm_enable_work_on) { |
| cancel_delayed_work_sync(&wl->pm_enable_work); |
| wl->pm_enable_work_on = false; |
| } |
| /* save PM_FAST in _net_info to restore this |
| * if _net_info->pm_block is false |
| */ |
| if (!_net_info->pm_block && (mode == WL_MODE_BSS)) { |
| _net_info->pm = PM_FAST; |
| _net_info->pm_restore = true; |
| } |
| pm = PM_OFF; |
| for_each_ndev(wl, iter, next) { |
| if (iter->pm_restore) |
| continue; |
| /* Save the current power mode */ |
| err = wldev_ioctl(iter->ndev, WLC_GET_PM, &iter->pm, |
| sizeof(iter->pm), false); |
| WL_DBG(("%s:power save %s\n", iter->ndev->name, |
| iter->pm ? "enabled" : "disabled")); |
| if (!err && iter->pm) { |
| iter->pm_restore = true; |
| } |
| |
| } |
| for_each_ndev(wl, iter, next) { |
| if ((err = wldev_ioctl(iter->ndev, WLC_SET_PM, &pm, |
| sizeof(pm), true)) != 0) { |
| if (err == -ENODEV) |
| WL_DBG(("%s:netdev not ready\n", iter->ndev->name)); |
| else |
| WL_ERR(("%s:error (%d)\n", iter->ndev->name, err)); |
| } else |
| iter->ndev->ieee80211_ptr->ps = false; |
| } |
| } else { |
| /* add PM Enable timer to go to power save mode |
| * if supplicant control pm mode, it will be cleared or |
| * updated by wl_cfg80211_set_power_mgmt() if not - for static IP & HW4 P2P, |
| * PM will be configured when timer expired |
| */ |
| |
| /* |
| * before calling pm_enable_timer, we need to set PM -1 for all ndev |
| */ |
| pm = PM_OFF; |
| |
| for_each_ndev(wl, iter, next) { |
| if ((err = wldev_ioctl(iter->ndev, WLC_SET_PM, &pm, |
| sizeof(pm), true)) != 0) { |
| if (err == -ENODEV) |
| WL_DBG(("%s:netdev not ready\n", iter->ndev->name)); |
| else |
| WL_ERR(("%s:error (%d)\n", iter->ndev->name, err)); |
| } |
| } |
| wl->pm_enable_work_on = true; |
| schedule_delayed_work(&wl->pm_enable_work, |
| msecs_to_jiffies(WL_PM_ENABLE_TIMEOUT)); |
| } |
| } |
| else { /* clear */ |
| chan = 0; |
| /* clear chan information when the net device is disconnected */ |
| wl_update_prof(wl, _net_info->ndev, NULL, &chan, WL_PROF_CHAN); |
| wl_cfg80211_determine_vsdb_mode(wl); |
| for_each_ndev(wl, iter, next) { |
| if (iter->pm_restore && iter->pm) { |
| WL_DBG(("%s:restoring power save %s\n", |
| iter->ndev->name, (iter->pm ? "enabled" : "disabled"))); |
| err = wldev_ioctl(iter->ndev, |
| WLC_SET_PM, &iter->pm, sizeof(iter->pm), true); |
| if (unlikely(err)) { |
| if (err == -ENODEV) |
| WL_DBG(("%s:netdev not ready\n", iter->ndev->name)); |
| else |
| WL_ERR(("%s:error(%d)\n", iter->ndev->name, err)); |
| break; |
| } |
| iter->pm_restore = 0; |
| iter->ndev->ieee80211_ptr->ps = true; |
| } |
| } |
| wl_cfg80211_concurrent_roam(wl, 0); |
| } |
| return err; |
| } |
| static s32 wl_init_scan(struct wl_priv *wl) |
| { |
| struct wl_iscan_ctrl *iscan = wl_to_iscan(wl); |
| int err = 0; |
| |
| if (wl->iscan_on) { |
| iscan->dev = wl_to_prmry_ndev(wl); |
| iscan->state = WL_ISCAN_STATE_IDLE; |
| wl_init_iscan_handler(iscan); |
| iscan->timer_ms = WL_ISCAN_TIMER_INTERVAL_MS; |
| init_timer(&iscan->timer); |
| iscan->timer.data = (unsigned long) iscan; |
| iscan->timer.function = wl_iscan_timer; |
| sema_init(&iscan->sync, 0); |
| iscan->tsk = kthread_run(wl_iscan_thread, iscan, "wl_iscan"); |
| if (IS_ERR(iscan->tsk)) { |
| WL_ERR(("Could not create iscan thread\n")); |
| iscan->tsk = NULL; |
| return -ENOMEM; |
| } |
| iscan->data = wl; |
| } else if (wl->escan_on) { |
| wl->evt_handler[WLC_E_ESCAN_RESULT] = wl_escan_handler; |
| wl->escan_info.escan_state = WL_ESCAN_STATE_IDLE; |
| wl_escan_init_sync_id(wl); |
| } |
| /* Init scan_timeout timer */ |
| init_timer(&wl->scan_timeout); |
| wl->scan_timeout.data = (unsigned long) wl; |
| wl->scan_timeout.function = wl_scan_timeout; |
| |
| return err; |
| } |
| |
| static s32 wl_init_priv(struct wl_priv *wl) |
| { |
| struct wiphy *wiphy = wl_to_wiphy(wl); |
| struct net_device *ndev = wl_to_prmry_ndev(wl); |
| s32 err = 0; |
| |
| wl->scan_request = NULL; |
| wl->pwr_save = !!(wiphy->flags & WIPHY_FLAG_PS_ON_BY_DEFAULT); |
| wl->iscan_on = false; |
| wl->escan_on = true; |
| wl->roam_on = false; |
| wl->iscan_kickstart = false; |
| wl->active_scan = true; |
| wl->rf_blocked = false; |
| wl->vsdb_mode = false; |
| wl->wlfc_on = false; |
| wl->roamoff_on_concurrent = true; |
| /* register interested state */ |
| set_bit(WL_STATUS_CONNECTED, &wl->interrested_state); |
| spin_lock_init(&wl->cfgdrv_lock); |
| mutex_init(&wl->ioctl_buf_sync); |
| init_waitqueue_head(&wl->netif_change_event); |
| init_completion(&wl->send_af_done); |
| init_completion(&wl->iface_disable); |
| wl_init_eq(wl); |
| err = wl_init_priv_mem(wl); |
| if (err) |
| return err; |
| if (wl_create_event_handler(wl)) |
| return -ENOMEM; |
| wl_init_event_handler(wl); |
| mutex_init(&wl->usr_sync); |
| mutex_init(&wl->event_sync); |
| err = wl_init_scan(wl); |
| if (err) |
| return err; |
| wl_init_conf(wl->conf); |
| wl_init_prof(wl, ndev); |
| wl_link_down(wl); |
| DNGL_FUNC(dhd_cfg80211_init, (wl)); |
| |
| return err; |
| } |
| |
| static void wl_deinit_priv(struct wl_priv *wl) |
| { |
| DNGL_FUNC(dhd_cfg80211_deinit, (wl)); |
| wl_destroy_event_handler(wl); |
| wl_flush_eq(wl); |
| wl_link_down(wl); |
| del_timer_sync(&wl->scan_timeout); |
| wl_term_iscan(wl); |
| wl_deinit_priv_mem(wl); |
| unregister_netdevice_notifier(&wl_cfg80211_netdev_notifier); |
| } |
| |
| #if defined(WL_ENABLE_P2P_IF) |
| static s32 wl_cfg80211_attach_p2p(void) |
| { |
| struct wl_priv *wl = wlcfg_drv_priv; |
| |
| WL_TRACE(("Enter \n")); |
| |
| if (wl_cfgp2p_register_ndev(wl) < 0) { |
| WL_ERR(("P2P attach failed. \n")); |
| return -ENODEV; |
| } |
| |
| return 0; |
| } |
| |
| static s32 wl_cfg80211_detach_p2p(void) |
| { |
| struct wl_priv *wl = wlcfg_drv_priv; |
| struct wireless_dev *wdev; |
| |
| WL_DBG(("Enter \n")); |
| if (!wl) { |
| WL_ERR(("Invalid Ptr\n")); |
| return -EINVAL; |
| } else |
| wdev = wl->p2p_wdev; |
| |
| if (!wdev) { |
| WL_ERR(("Invalid Ptr\n")); |
| return -EINVAL; |
| } |
| |
| wl_cfgp2p_unregister_ndev(wl); |
| |
| wl->p2p_wdev = NULL; |
| wl->p2p_net = NULL; |
| WL_DBG(("Freeing 0x%08x \n", (unsigned int)wdev)); |
| kfree(wdev); |
| |
| return 0; |
| } |
| #endif /* WL_ENABLE_P2P_IF */ |
| |
| s32 wl_cfg80211_attach_post(struct net_device *ndev) |
| { |
| struct wl_priv * wl = NULL; |
| s32 err = 0; |
| WL_TRACE(("In\n")); |
| if (unlikely(!ndev)) { |
| WL_ERR(("ndev is invaild\n")); |
| return -ENODEV; |
| } |
| wl = wlcfg_drv_priv; |
| if (unlikely(!wl)) { |
| WL_ERR(("wl is invaild\n")); |
| return -EINVAL; |
| } |
| if (!wl_get_drv_status(wl, READY, ndev)) { |
| if (wl->wdev && wl_cfgp2p_supported(wl, ndev)) { |
| wl->wdev->wiphy->interface_modes |= |
| (BIT(NL80211_IFTYPE_P2P_CLIENT)| |
| BIT(NL80211_IFTYPE_P2P_GO)); |
| |
| if ((err = wl_cfgp2p_init_priv(wl)) != 0) |
| goto fail; |
| |
| #if defined(WL_ENABLE_P2P_IF) |
| if (wl->p2p_net) { |
| /* Update MAC addr for p2p0 interface here. */ |
| memcpy(wl->p2p_net->dev_addr, ndev->dev_addr, ETH_ALEN); |
| wl->p2p_net->dev_addr[0] |= 0x02; |
| WL_ERR(("%s: p2p_dev_addr="MACDBG "\n", |
| wl->p2p_net->name, |
| MAC2STRDBG(wl->p2p_net->dev_addr))); |
| } else { |
| WL_ERR(("p2p_net not yet populated." |
| " Couldn't update the MAC Address for p2p0 \n")); |
| return -ENODEV; |
| } |
| #endif /* WL_ENABLE_P2P_IF */ |
| |
| wl->p2p_supported = true; |
| } |
| } |
| wl_set_drv_status(wl, READY, ndev); |
| fail: |
| return err; |
| } |
| |
| s32 wl_cfg80211_attach(struct net_device *ndev, void *data) |
| { |
| struct wireless_dev *wdev; |
| struct wl_priv *wl; |
| s32 err = 0; |
| struct device *dev; |
| |
| WL_TRACE(("In\n")); |
| if (!ndev) { |
| WL_ERR(("ndev is invaild\n")); |
| return -ENODEV; |
| } |
| WL_DBG(("func %p\n", wl_cfg80211_get_parent_dev())); |
| dev = wl_cfg80211_get_parent_dev(); |
| |
| wdev = kzalloc(sizeof(*wdev), GFP_KERNEL); |
| if (unlikely(!wdev)) { |
| WL_ERR(("Could not allocate wireless device\n")); |
| return -ENOMEM; |
| } |
| err = wl_setup_wiphy(wdev, dev, data); |
| if (unlikely(err)) { |
| kfree(wdev); |
| return -ENOMEM; |
| } |
| wdev->iftype = wl_mode_to_nl80211_iftype(WL_MODE_BSS); |
| wl = (struct wl_priv *)wiphy_priv(wdev->wiphy); |
| wl->wdev = wdev; |
| wl->pub = data; |
| INIT_LIST_HEAD(&wl->net_list); |
| ndev->ieee80211_ptr = wdev; |
| SET_NETDEV_DEV(ndev, wiphy_dev(wdev->wiphy)); |
| wdev->netdev = ndev; |
| wl->state_notifier = wl_notifier_change_state; |
| err = wl_alloc_netinfo(wl, ndev, wdev, WL_MODE_BSS, PM_ENABLE); |
| if (err) { |
| WL_ERR(("Failed to alloc net_info (%d)\n", err)); |
| goto cfg80211_attach_out; |
| } |
| err = wl_init_priv(wl); |
| if (err) { |
| WL_ERR(("Failed to init iwm_priv (%d)\n", err)); |
| goto cfg80211_attach_out; |
| } |
| |
| err = wl_setup_rfkill(wl, TRUE); |
| if (err) { |
| WL_ERR(("Failed to setup rfkill %d\n", err)); |
| goto cfg80211_attach_out; |
| } |
| #ifdef DEBUGFS_CFG80211 |
| err = wl_setup_debugfs(wl); |
| if (err) { |
| WL_ERR(("Failed to setup debugfs %d\n", err)); |
| goto cfg80211_attach_out; |
| } |
| #endif |
| err = register_netdevice_notifier(&wl_cfg80211_netdev_notifier); |
| if (err) { |
| WL_ERR(("Failed to register notifierl %d\n", err)); |
| goto cfg80211_attach_out; |
| } |
| #if defined(COEX_DHCP) |
| err = wl_cfg80211_btcoex_init(wl); |
| if (err) |
| goto cfg80211_attach_out; |
| #endif |
| |
| wlcfg_drv_priv = wl; |
| |
| #if defined(WL_ENABLE_P2P_IF) |
| err = wl_cfg80211_attach_p2p(); |
| if (err) |
| goto cfg80211_attach_out; |
| #endif /* WL_ENABLE_P2P_IF */ |
| |
| return err; |
| |
| cfg80211_attach_out: |
| wl_setup_rfkill(wl, FALSE); |
| wl_free_wdev(wl); |
| return err; |
| } |
| |
| void wl_cfg80211_detach(void *para) |
| { |
| struct wl_priv *wl; |
| |
| (void)para; |
| wl = wlcfg_drv_priv; |
| |
| WL_TRACE(("In\n")); |
| |
| #if defined(COEX_DHCP) |
| wl_cfg80211_btcoex_deinit(wl); |
| #endif |
| |
| wl_setup_rfkill(wl, FALSE); |
| #ifdef DEBUGFS_CFG80211 |
| wl_free_debugfs(wl); |
| #endif |
| if (wl->p2p_supported) { |
| if (timer_pending(&wl->p2p->listen_timer)) |
| del_timer_sync(&wl->p2p->listen_timer); |
| wl_cfgp2p_deinit_priv(wl); |
| } |
| |
| #if defined(WL_CFG80211_P2P_DEV_IF) |
| wl_cfgp2p_del_p2p_disc_if(wl->p2p_wdev); |
| #elif defined(WL_ENABLE_P2P_IF) |
| wl_cfg80211_detach_p2p(); |
| #endif /* WL_CFG80211_P2P_DEV_IF */ |
| |
| wl_cfg80211_ibss_vsie_free(wl); |
| wl_deinit_priv(wl); |
| wlcfg_drv_priv = NULL; |
| wl_cfg80211_clear_parent_dev(); |
| wl_free_wdev(wl); |
| /* PLEASE do NOT call any function after wl_free_wdev, the driver's private structure "wl", |
| * which is the private part of wiphy, has been freed in wl_free_wdev !!!!!!!!!!! |
| */ |
| } |
| |
| static void wl_wakeup_event(struct wl_priv *wl) |
| { |
| if (wl->event_tsk.thr_pid >= 0) { |
| DHD_OS_WAKE_LOCK(wl->pub); |
| up(&wl->event_tsk.sema); |
| } |
| } |
| |
| #if (defined(WL_CFG80211_P2P_DEV_IF) || defined(WL_ENABLE_P2P_IF)) |
| static int wl_is_p2p_event(struct wl_event_q *e) |
| { |
| switch (e->etype) { |
| /* We have to seperate out the P2P events received |
| * on primary interface so that it can be send up |
| * via p2p0 interface. |
| */ |
| case WLC_E_P2P_PROBREQ_MSG: |
| case WLC_E_P2P_DISC_LISTEN_COMPLETE: |
| case WLC_E_ACTION_FRAME_RX: |
| case WLC_E_ACTION_FRAME_OFF_CHAN_COMPLETE: |
| case WLC_E_ACTION_FRAME_COMPLETE: |
| |
| if (e->emsg.ifidx != 0) { |
| WL_TRACE(("P2P event(%d) on virtual interface(ifidx:%d)\n", |
| e->etype, e->emsg.ifidx)); |
| /* We are only bothered about the P2P events received |
| * on primary interface. For rest of them return false |
| * so that it is sent over the interface corresponding |
| * to the ifidx. |
| */ |
| return FALSE; |
| } else { |
| WL_TRACE(("P2P event(%d) on interface(ifidx:%d)\n", |
| e->etype, e->emsg.ifidx)); |
| return TRUE; |
| } |
| break; |
| |
| default: |
| WL_TRACE(("NON-P2P event(%d) on interface(ifidx:%d)\n", |
| e->etype, e->emsg.ifidx)); |
| return FALSE; |
| } |
| } |
| #endif /* BCMDONGLEHOST && (WL_CFG80211_P2P_DEV_IF || WL_ENABLE_P2P_IF) */ |
| |
| static s32 wl_event_handler(void *data) |
| { |
| struct wl_priv *wl = NULL; |
| struct wl_event_q *e; |
| tsk_ctl_t *tsk = (tsk_ctl_t *)data; |
| bcm_struct_cfgdev *cfgdev = NULL; |
| |
| wl = (struct wl_priv *)tsk->parent; |
| |
| WL_ERR(("tsk Enter, tsk = 0x%08x\n", (unsigned int)tsk)); |
| |
| while (down_interruptible (&tsk->sema) == 0) { |
| SMP_RD_BARRIER_DEPENDS(); |
| if (tsk->terminated) |
| break; |
| while ((e = wl_deq_event(wl))) { |
| WL_DBG(("event type (%d), if idx: %d\n", e->etype, e->emsg.ifidx)); |
| /* All P2P device address related events comes on primary interface since |
| * there is no corresponding bsscfg for P2P interface. Map it to p2p0 |
| * interface. |
| */ |
| #if defined(WL_CFG80211_P2P_DEV_IF) |
| if ((wl_is_p2p_event(e) == TRUE) && (wl->p2p_wdev)) { |
| cfgdev = wl_to_p2p_wdev(wl); |
| } else { |
| cfgdev = ndev_to_wdev(dhd_idx2net((struct dhd_pub *)(wl->pub), |
| e->emsg.ifidx)); |
| } |
| #elif defined(WL_ENABLE_P2P_IF) |
| if ((wl_is_p2p_event(e) == TRUE) && (wl->p2p_net)) { |
| cfgdev = wl->p2p_net; |
| } else { |
| cfgdev = dhd_idx2net((struct dhd_pub *)(wl->pub), |
| e->emsg.ifidx); |
| } |
| #endif /* WL_CFG80211_P2P_DEV_IF */ |
| |
| if (!cfgdev) { |
| #if defined(WL_CFG80211_P2P_DEV_IF) |
| cfgdev = wl_to_prmry_wdev(wl); |
| #elif defined(WL_ENABLE_P2P_IF) |
| cfgdev = wl_to_prmry_ndev(wl); |
| #endif /* WL_CFG80211_P2P_DEV_IF */ |
| } |
| if (e->etype < WLC_E_LAST && wl->evt_handler[e->etype]) { |
| wl->evt_handler[e->etype] (wl, cfgdev, &e->emsg, e->edata); |
| } else { |
| WL_DBG(("Unknown Event (%d): ignoring\n", e->etype)); |
| } |
| wl_put_event(e); |
| } |
| DHD_OS_WAKE_UNLOCK(wl->pub); |
| } |
| WL_ERR(("was terminated\n")); |
| complete_and_exit(&tsk->completed, 0); |
| return 0; |
| } |
| |
| void |
| wl_cfg80211_event(struct net_device *ndev, const wl_event_msg_t * e, void *data) |
| { |
| u32 event_type = ntoh32(e->event_type); |
| struct wl_priv *wl = wlcfg_drv_priv; |
| |
| #if (WL_DBG_LEVEL > 0) |
| s8 *estr = (event_type <= sizeof(wl_dbg_estr) / WL_DBG_ESTR_MAX - 1) ? |
| wl_dbg_estr[event_type] : (s8 *) "Unknown"; |
| WL_DBG(("event_type (%d):" "WLC_E_" "%s\n", event_type, estr)); |
| #endif /* (WL_DBG_LEVEL > 0) */ |
| |
| if (event_type == WLC_E_PFN_NET_FOUND) { |
| WL_DBG((" PNOEVENT: PNO_NET_FOUND\n")); |
| } |
| else if (event_type == WLC_E_PFN_NET_LOST) { |
| WL_DBG((" PNOEVENT: PNO_NET_LOST\n")); |
| } |
| |
| if (likely(!wl_enq_event(wl, ndev, event_type, e, data))) |
| wl_wakeup_event(wl); |
| } |
| |
| static void wl_init_eq(struct wl_priv *wl) |
| { |
| wl_init_eq_lock(wl); |
| INIT_LIST_HEAD(&wl->eq_list); |
| } |
| |
| static void wl_flush_eq(struct wl_priv *wl) |
| { |
| struct wl_event_q *e; |
| unsigned long flags; |
| |
| flags = wl_lock_eq(wl); |
| while (!list_empty(&wl->eq_list)) { |
| e = list_first_entry(&wl->eq_list, struct wl_event_q, eq_list); |
| list_del(&e->eq_list); |
| kfree(e); |
| } |
| wl_unlock_eq(wl, flags); |
| } |
| |
| /* |
| * retrieve first queued event from head |
| */ |
| |
| static struct wl_event_q *wl_deq_event(struct wl_priv *wl) |
| { |
| struct wl_event_q *e = NULL; |
| unsigned long flags; |
| |
| flags = wl_lock_eq(wl); |
| if (likely(!list_empty(&wl->eq_list))) { |
| e = list_first_entry(&wl->eq_list, struct wl_event_q, eq_list); |
| list_del(&e->eq_list); |
| } |
| wl_unlock_eq(wl, flags); |
| |
| return e; |
| } |
| |
| /* |
| * push event to tail of the queue |
| */ |
| |
| static s32 |
| wl_enq_event(struct wl_priv *wl, struct net_device *ndev, u32 event, const wl_event_msg_t *msg, |
| void *data) |
| { |
| struct wl_event_q *e; |
| s32 err = 0; |
| uint32 evtq_size; |
| uint32 data_len; |
| unsigned long flags; |
| gfp_t aflags; |
| |
| data_len = 0; |
| if (data) |
| data_len = ntoh32(msg->datalen); |
| evtq_size = sizeof(struct wl_event_q) + data_len; |
| aflags = (in_atomic()) ? GFP_ATOMIC : GFP_KERNEL; |
| e = kzalloc(evtq_size, aflags); |
| if (unlikely(!e)) { |
| WL_ERR(("event alloc failed\n")); |
| return -ENOMEM; |
| } |
| e->etype = event; |
| memcpy(&e->emsg, msg, sizeof(wl_event_msg_t)); |
| if (data) |
| memcpy(e->edata, data, data_len); |
| flags = wl_lock_eq(wl); |
| list_add_tail(&e->eq_list, &wl->eq_list); |
| wl_unlock_eq(wl, flags); |
| |
| return err; |
| } |
| |
| static void wl_put_event(struct wl_event_q *e) |
| { |
| kfree(e); |
| } |
| |
| static s32 wl_config_ifmode(struct wl_priv *wl, struct net_device *ndev, s32 iftype) |
| { |
| s32 infra = 0; |
| s32 err = 0; |
| s32 mode = 0; |
| switch (iftype) { |
| case NL80211_IFTYPE_MONITOR: |
| case NL80211_IFTYPE_WDS: |
| WL_ERR(("type (%d) : currently we do not support this mode\n", |
| iftype)); |
| err = -EINVAL; |
| return err; |
| case NL80211_IFTYPE_ADHOC: |
| mode = WL_MODE_IBSS; |
| break; |
| case NL80211_IFTYPE_STATION: |
| case NL80211_IFTYPE_P2P_CLIENT: |
| mode = WL_MODE_BSS; |
| infra = 1; |
| break; |
| case NL80211_IFTYPE_AP: |
| case NL80211_IFTYPE_P2P_GO: |
| mode = WL_MODE_AP; |
| infra = 1; |
| break; |
| default: |
| err = -EINVAL; |
| WL_ERR(("invalid type (%d)\n", iftype)); |
| return err; |
| } |
| infra = htod32(infra); |
| err = wldev_ioctl(ndev, WLC_SET_INFRA, &infra, sizeof(infra), true); |
| if (unlikely(err)) { |
| WL_ERR(("WLC_SET_INFRA error (%d)\n", err)); |
| return err; |
| } |
| |
| wl_set_mode_by_netdev(wl, ndev, mode); |
| |
| return 0; |
| } |
| |
| void wl_cfg80211_add_to_eventbuffer(struct wl_eventmsg_buf *ev, u16 event, bool set) |
| { |
| if (!ev || (event > WLC_E_LAST)) |
| return; |
| |
| if (ev->num < MAX_EVENT_BUF_NUM) { |
| ev->event[ev->num].type = event; |
| ev->event[ev->num].set = set; |
| ev->num++; |
| } else { |
| WL_ERR(("evenbuffer doesn't support > %u events. Update" |
| " the define MAX_EVENT_BUF_NUM \n", MAX_EVENT_BUF_NUM)); |
| ASSERT(0); |
| } |
| } |
| |
| s32 wl_cfg80211_apply_eventbuffer( |
| struct net_device *ndev, |
| struct wl_priv *wl, |
| wl_eventmsg_buf_t *ev) |
| { |
| char eventmask[WL_EVENTING_MASK_LEN]; |
| int i, ret = 0; |
| s8 iovbuf[WL_EVENTING_MASK_LEN + 12]; |
| |
| if (!ev || (!ev->num)) |
| return -EINVAL; |
| |
| mutex_lock(&wl->event_sync); |
| |
| /* Read event_msgs mask */ |
| bcm_mkiovar("event_msgs", NULL, 0, iovbuf, |
| sizeof(iovbuf)); |
| ret = wldev_ioctl(ndev, WLC_GET_VAR, iovbuf, sizeof(iovbuf), false); |
| if (unlikely(ret)) { |
| WL_ERR(("Get event_msgs error (%d)\n", ret)); |
| goto exit; |
| } |
| memcpy(eventmask, iovbuf, WL_EVENTING_MASK_LEN); |
| |
| /* apply the set bits */ |
| for (i = 0; i < ev->num; i++) { |
| if (ev->event[i].set) |
| setbit(eventmask, ev->event[i].type); |
| else |
| clrbit(eventmask, ev->event[i].type); |
| } |
| |
| /* Write updated Event mask */ |
| bcm_mkiovar("event_msgs", eventmask, WL_EVENTING_MASK_LEN, iovbuf, |
| sizeof(iovbuf)); |
| ret = wldev_ioctl(ndev, WLC_SET_VAR, iovbuf, sizeof(iovbuf), true); |
| if (unlikely(ret)) { |
| WL_ERR(("Set event_msgs error (%d)\n", ret)); |
| } |
| |
| exit: |
| mutex_unlock(&wl->event_sync); |
| return ret; |
| } |
| |
| s32 wl_add_remove_eventmsg(struct net_device *ndev, u16 event, bool add) |
| { |
| s8 iovbuf[WL_EVENTING_MASK_LEN + 12]; |
| s8 eventmask[WL_EVENTING_MASK_LEN]; |
| s32 err = 0; |
| struct wl_priv *wl = wlcfg_drv_priv; |
| |
| if (!ndev || !wl) |
| return -ENODEV; |
| |
| mutex_lock(&wl->event_sync); |
| |
| /* Setup event_msgs */ |
| bcm_mkiovar("event_msgs", NULL, 0, iovbuf, |
| sizeof(iovbuf)); |
| err = wldev_ioctl(ndev, WLC_GET_VAR, iovbuf, sizeof(iovbuf), false); |
| if (unlikely(err)) { |
| WL_ERR(("Get event_msgs error (%d)\n", err)); |
| goto eventmsg_out; |
| } |
| memcpy(eventmask, iovbuf, WL_EVENTING_MASK_LEN); |
| if (add) { |
| setbit(eventmask, event); |
| } else { |
| clrbit(eventmask, event); |
| } |
| bcm_mkiovar("event_msgs", eventmask, WL_EVENTING_MASK_LEN, iovbuf, |
| sizeof(iovbuf)); |
| err = wldev_ioctl(ndev, WLC_SET_VAR, iovbuf, sizeof(iovbuf), true); |
| if (unlikely(err)) { |
| WL_ERR(("Set event_msgs error (%d)\n", err)); |
| goto eventmsg_out; |
| } |
| |
| eventmsg_out: |
| mutex_unlock(&wl->event_sync); |
| return err; |
| } |
| |
| static int wl_construct_reginfo(struct wl_priv *wl, s32 bw_cap) |
| { |
| struct net_device *dev = wl_to_prmry_ndev(wl); |
| struct ieee80211_channel *band_chan_arr = NULL; |
| wl_uint32_list_t *list; |
| u32 i, j, index, n_2g, n_5g, band, channel, array_size; |
| u32 *n_cnt = NULL; |
| chanspec_t c = 0; |
| s32 err = BCME_OK; |
| bool update; |
| bool ht40_allowed; |
| u8 *pbuf = NULL; |
| bool dfs_radar_disabled = FALSE; |
| |
| #define LOCAL_BUF_LEN 1024 |
| pbuf = kzalloc(LOCAL_BUF_LEN, GFP_KERNEL); |
| |
| if (pbuf == NULL) { |
| WL_ERR(("failed to allocate local buf\n")); |
| return -ENOMEM; |
| } |
| list = (wl_uint32_list_t *)(void *)pbuf; |
| list->count = htod32(WL_NUMCHANSPECS); |
| |
| |
| err = wldev_iovar_getbuf_bsscfg(dev, "chanspecs", NULL, |
| 0, pbuf, LOCAL_BUF_LEN, 0, &wl->ioctl_buf_sync); |
| if (err != 0) { |
| WL_ERR(("get chanspecs failed with %d\n", err)); |
| kfree(pbuf); |
| return err; |
| } |
| #undef LOCAL_BUF_LEN |
| |
| list = (wl_uint32_list_t *)(void *)pbuf; |
| band = array_size = n_2g = n_5g = 0; |
| for (i = 0; i < dtoh32(list->count); i++) { |
| index = 0; |
| update = false; |
| ht40_allowed = false; |
| c = (chanspec_t)dtoh32(list->element[i]); |
| c = wl_chspec_driver_to_host(c); |
| channel = CHSPEC_CHANNEL(c); |
| if (CHSPEC_IS40(c)) { |
| if (CHSPEC_SB_UPPER(c)) |
| channel += CH_10MHZ_APART; |
| else |
| channel -= CH_10MHZ_APART; |
| } else if (CHSPEC_IS80(c)) { |
| WL_DBG(("HT80 center channel : %d\n", channel)); |
| continue; |
| } |
| if (CHSPEC_IS2G(c) && (channel >= CH_MIN_2G_CHANNEL) && |
| (channel <= CH_MAX_2G_CHANNEL)) { |
| band_chan_arr = __wl_2ghz_channels; |
| array_size = ARRAYSIZE(__wl_2ghz_channels); |
| n_cnt = &n_2g; |
| band = IEEE80211_BAND_2GHZ; |
| ht40_allowed = (bw_cap == WLC_N_BW_40ALL)? true : false; |
| } else if (CHSPEC_IS5G(c) && channel >= CH_MIN_5G_CHANNEL) { |
| band_chan_arr = __wl_5ghz_a_channels; |
| array_size = ARRAYSIZE(__wl_5ghz_a_channels); |
| n_cnt = &n_5g; |
| band = IEEE80211_BAND_5GHZ; |
| ht40_allowed = (bw_cap == WLC_N_BW_20ALL)? false : true; |
| } else { |
| WL_ERR(("Invalid channel Sepc. 0x%x.\n", c)); |
| continue; |
| } |
| if (!ht40_allowed && CHSPEC_IS40(c)) |
| continue; |
| for (j = 0; (j < *n_cnt && (*n_cnt < array_size)); j++) { |
| if (band_chan_arr[j].hw_value == channel) { |
| update = true; |
| break; |
| } |
| } |
| if (update) |
| index = j; |
| else |
| index = *n_cnt; |
| if (index < array_size) { |
| #if LINUX_VERSION_CODE == KERNEL_VERSION(2, 6, 38) |
| band_chan_arr[index].center_freq = |
| ieee80211_channel_to_frequency(channel); |
| #else |
| band_chan_arr[index].center_freq = |
| ieee80211_channel_to_frequency(channel, band); |
| #endif |
| band_chan_arr[index].hw_value = channel; |
| |
| if (CHSPEC_IS40(c) && ht40_allowed) { |
| /* assuming the order is HT20, HT40 Upper, |
| * HT40 lower from chanspecs |
| */ |
| u32 ht40_flag = band_chan_arr[index].flags & IEEE80211_CHAN_NO_HT40; |
| if (CHSPEC_SB_UPPER(c)) { |
| if (ht40_flag == IEEE80211_CHAN_NO_HT40) |
| band_chan_arr[index].flags &= |
| ~IEEE80211_CHAN_NO_HT40; |
| band_chan_arr[index].flags |= IEEE80211_CHAN_NO_HT40PLUS; |
| } else { |
| /* It should be one of |
| * IEEE80211_CHAN_NO_HT40 or IEEE80211_CHAN_NO_HT40PLUS |
| */ |
| band_chan_arr[index].flags &= ~IEEE80211_CHAN_NO_HT40; |
| if (ht40_flag == IEEE80211_CHAN_NO_HT40) |
| band_chan_arr[index].flags |= |
| IEEE80211_CHAN_NO_HT40MINUS; |
| } |
| } else { |
| band_chan_arr[index].flags = IEEE80211_CHAN_NO_HT40; |
| if (!dfs_radar_disabled) { |
| if (band == IEEE80211_BAND_2GHZ) |
| channel |= WL_CHANSPEC_BAND_2G; |
| else |
| channel |= WL_CHANSPEC_BAND_5G; |
| channel |= WL_CHANSPEC_BW_20; |
| channel = wl_chspec_host_to_driver(channel); |
| err = wldev_iovar_getint(dev, "per_chan_info", &channel); |
| if (!err) { |
| if (channel & WL_CHAN_RADAR) |
| band_chan_arr[index].flags |= |
| (IEEE80211_CHAN_RADAR | |
| IEEE80211_CHAN_NO_IBSS); |
| if (channel & WL_CHAN_PASSIVE) |
| band_chan_arr[index].flags |= |
| IEEE80211_CHAN_PASSIVE_SCAN; |
| } else if (err == BCME_UNSUPPORTED) { |
| dfs_radar_disabled = TRUE; |
| WL_ERR(("does not support per_chan_info\n")); |
| } |
| } |
| } |
| if (!update) |
| (*n_cnt)++; |
| } |
| |
| } |
| __wl_band_2ghz.n_channels = n_2g; |
| __wl_band_5ghz_a.n_channels = n_5g; |
| kfree(pbuf); |
| return err; |
| } |
| |
| s32 wl_update_wiphybands(struct wl_priv *wl, bool notify) |
| { |
| struct wiphy *wiphy; |
| struct net_device *dev; |
| u32 bandlist[3]; |
| u32 nband = 0; |
| u32 i = 0; |
| s32 err = 0; |
| s32 index = 0; |
| s32 nmode = 0; |
| bool rollback_lock = false; |
| s32 bw_cap = 0; |
| s32 cur_band = -1; |
| struct ieee80211_supported_band *bands[IEEE80211_NUM_BANDS] = {NULL, }; |
| |
| if (wl == NULL) { |
| wl = wlcfg_drv_priv; |
| mutex_lock(&wl->usr_sync); |
| rollback_lock = true; |
| } |
| dev = wl_to_prmry_ndev(wl); |
| |
| memset(bandlist, 0, sizeof(bandlist)); |
| err = wldev_ioctl(dev, WLC_GET_BANDLIST, bandlist, |
| sizeof(bandlist), false); |
| if (unlikely(err)) { |
| WL_ERR(("error read bandlist (%d)\n", err)); |
| goto end_bands; |
| } |
| err = wldev_ioctl(dev, WLC_GET_BAND, &cur_band, |
| sizeof(s32), false); |
| if (unlikely(err)) { |
| WL_ERR(("error (%d)\n", err)); |
| goto end_bands; |
| } |
| |
| err = wldev_iovar_getint(dev, "nmode", &nmode); |
| if (unlikely(err)) { |
| WL_ERR(("error reading nmode (%d)\n", err)); |
| } else { |
| /* For nmodeonly check bw cap */ |
| err = wldev_iovar_getint(dev, "mimo_bw_cap", &bw_cap); |
| if (unlikely(err)) { |
| WL_ERR(("error get mimo_bw_cap (%d)\n", err)); |
| } |
| } |
| |
| err = wl_construct_reginfo(wl, bw_cap); |
| if (err) { |
| WL_ERR(("wl_construct_reginfo() fails err=%d\n", err)); |
| if (err != BCME_UNSUPPORTED) |
| goto end_bands; |
| err = 0; |
| } |
| wiphy = wl_to_wiphy(wl); |
| nband = bandlist[0]; |
| |
| for (i = 1; i <= nband && i < ARRAYSIZE(bandlist); i++) { |
| index = -1; |
| if (bandlist[i] == WLC_BAND_5G && __wl_band_5ghz_a.n_channels > 0) { |
| bands[IEEE80211_BAND_5GHZ] = |
| &__wl_band_5ghz_a; |
| index = IEEE80211_BAND_5GHZ; |
| if (bw_cap == WLC_N_BW_40ALL || bw_cap == WLC_N_BW_20IN2G_40IN5G) |
| bands[index]->ht_cap.cap |= IEEE80211_HT_CAP_SGI_40; |
| } |
| else if (bandlist[i] == WLC_BAND_2G && __wl_band_2ghz.n_channels > 0) { |
| bands[IEEE80211_BAND_2GHZ] = |
| &__wl_band_2ghz; |
| index = IEEE80211_BAND_2GHZ; |
| if (bw_cap == WLC_N_BW_40ALL) |
| bands[index]->ht_cap.cap |= IEEE80211_HT_CAP_SGI_40; |
| } |
| |
| if ((index >= 0) && nmode) { |
| bands[index]->ht_cap.cap |= |
| (IEEE80211_HT_CAP_SGI_20 | IEEE80211_HT_CAP_DSSSCCK40); |
| bands[index]->ht_cap.ht_supported = TRUE; |
| bands[index]->ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; |
| bands[index]->ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_16; |
| /* An HT shall support all EQM rates for one spatial stream */ |
| bands[index]->ht_cap.mcs.rx_mask[0] = 0xff; |
| } |
| |
| } |
| |
| wiphy->bands[IEEE80211_BAND_2GHZ] = bands[IEEE80211_BAND_2GHZ]; |
| wiphy->bands[IEEE80211_BAND_5GHZ] = bands[IEEE80211_BAND_5GHZ]; |
| |
| /* check if any bands populated otherwise makes 2Ghz as default */ |
| if (wiphy->bands[IEEE80211_BAND_2GHZ] == NULL && |
| wiphy->bands[IEEE80211_BAND_5GHZ] == NULL) { |
| /* Setup 2Ghz band as default */ |
| wiphy->bands[IEEE80211_BAND_2GHZ] = &__wl_band_2ghz; |
| } |
| |
| if (notify) |
| wiphy_apply_custom_regulatory(wiphy, &brcm_regdom); |
| |
| end_bands: |
| if (rollback_lock) |
| mutex_unlock(&wl->usr_sync); |
| return err; |
| } |
| |
| static s32 __wl_cfg80211_up(struct wl_priv *wl) |
| { |
| s32 err = 0; |
| struct net_device *ndev = wl_to_prmry_ndev(wl); |
| struct wireless_dev *wdev = ndev->ieee80211_ptr; |
| |
| WL_DBG(("In\n")); |
| |
| err = dhd_config_dongle(wl, false); |
| if (unlikely(err)) |
| return err; |
| |
| err = wl_config_ifmode(wl, ndev, wdev->iftype); |
| if (unlikely(err && err != -EINPROGRESS)) { |
| WL_ERR(("wl_config_ifmode failed\n")); |
| } |
| err = wl_update_wiphybands(wl, true); |
| if (unlikely(err)) { |
| WL_ERR(("wl_update_wiphybands failed\n")); |
| } |
| |
| err = dhd_monitor_init(wl->pub); |
| err = wl_invoke_iscan(wl); |
| |
| |
| INIT_DELAYED_WORK(&wl->pm_enable_work, wl_cfg80211_work_handler); |
| wl_set_drv_status(wl, READY, ndev); |
| return err; |
| } |
| |
| static s32 __wl_cfg80211_down(struct wl_priv *wl) |
| { |
| s32 err = 0; |
| unsigned long flags; |
| struct net_info *iter, *next; |
| struct net_device *ndev = wl_to_prmry_ndev(wl); |
| #if defined(WL_CFG80211) && defined(WL_ENABLE_P2P_IF) |
| struct net_device *p2p_net = wl->p2p_net; |
| #endif /* WL_CFG80211 && WL_ENABLE_P2P_IF */ |
| u32 bssidx = 0; |
| #ifdef PROP_TXSTATUS_VSDB |
| dhd_pub_t *dhd = (dhd_pub_t *)(wl->pub); |
| #endif /* PROP_TXSTATUS_VSDB */ |
| WL_DBG(("In\n")); |
| if (wl->pm_enable_work_on) { |
| cancel_delayed_work_sync(&wl->pm_enable_work); |
| wl->pm_enable_work_on = false; |
| } |
| |
| if (wl->p2p_supported) { |
| wl_clr_p2p_status(wl, GO_NEG_PHASE); |
| #ifdef PROP_TXSTATUS_VSDB |
| if (wl->p2p->vif_created) { |
| if (dhd->wlfc_enabled && wl->wlfc_on) { |
| dhd->wlfc_enabled = false; |
| dhd_wlfc_deinit(dhd); |
| if (dhd->plat_deinit) |
| dhd->plat_deinit((void *)dhd); |
| wl->wlfc_on = false; |
| } |
| } |
| #endif /* PROP_TXSTATUS_VSDB */ |
| } |
| |
| |
| /* If primary BSS is operational (for e.g SoftAP), bring it down */ |
| if (!(wl_cfgp2p_find_idx(wl, ndev, &bssidx)) && |
| wl_cfgp2p_bss_isup(ndev, bssidx)) { |
| if (wl_cfgp2p_bss(wl, ndev, bssidx, 0) < 0) |
| WL_ERR(("BSS down failed \n")); |
| } |
| |
| /* Check if cfg80211 interface is already down */ |
| if (!wl_get_drv_status(wl, READY, ndev)) |
| return err; /* it is even not ready */ |
| for_each_ndev(wl, iter, next) |
| wl_set_drv_status(wl, SCAN_ABORTING, iter->ndev); |
| |
| |
| wl_term_iscan(wl); |
| spin_lock_irqsave(&wl->cfgdrv_lock, flags); |
| if (wl->scan_request) { |
| cfg80211_scan_done(wl->scan_request, true); |
| wl->scan_request = NULL; |
| } |
| spin_unlock_irqrestore(&wl->cfgdrv_lock, flags); |
| |
| for_each_ndev(wl, iter, next) { |
| wl_clr_drv_status(wl, READY, iter->ndev); |
| wl_clr_drv_status(wl, SCANNING, iter->ndev); |
| wl_clr_drv_status(wl, SCAN_ABORTING, iter->ndev); |
| wl_clr_drv_status(wl, CONNECTING, iter->ndev); |
| wl_clr_drv_status(wl, CONNECTED, iter->ndev); |
| wl_clr_drv_status(wl, DISCONNECTING, iter->ndev); |
| wl_clr_drv_status(wl, AP_CREATED, iter->ndev); |
| wl_clr_drv_status(wl, AP_CREATING, iter->ndev); |
| } |
| wl_to_prmry_ndev(wl)->ieee80211_ptr->iftype = |
| NL80211_IFTYPE_STATION; |
| #if defined(WL_CFG80211) && defined(WL_ENABLE_P2P_IF) |
| if (p2p_net) |
| dev_close(p2p_net); |
| #endif /* WL_CFG80211 && WL_ENABLE_P2P_IF */ |
| DNGL_FUNC(dhd_cfg80211_down, (wl)); |
| wl_flush_eq(wl); |
| wl_link_down(wl); |
| if (wl->p2p_supported) |
| wl_cfgp2p_down(wl); |
| dhd_monitor_uninit(); |
| |
| return err; |
| } |
| |
| s32 wl_cfg80211_up(void *para) |
| { |
| struct wl_priv *wl; |
| s32 err = 0; |
| int val = 1; |
| dhd_pub_t *dhd; |
| |
| (void)para; |
| WL_DBG(("In\n")); |
| wl = wlcfg_drv_priv; |
| |
| if ((err = wldev_ioctl(wl_to_prmry_ndev(wl), WLC_GET_VERSION, &val, |
| sizeof(int), false) < 0)) { |
| WL_ERR(("WLC_GET_VERSION failed, err=%d\n", err)); |
| return err; |
| } |
| val = dtoh32(val); |
| if (val != WLC_IOCTL_VERSION && val != 1) { |
| WL_ERR(("Version mismatch, please upgrade. Got %d, expected %d or 1\n", |
| val, WLC_IOCTL_VERSION)); |
| return BCME_VERSION; |
| } |
| ioctl_version = val; |
| WL_TRACE(("WLC_GET_VERSION=%d\n", ioctl_version)); |
| |
| mutex_lock(&wl->usr_sync); |
| dhd = (dhd_pub_t *)(wl->pub); |
| if (!(dhd->op_mode & DHD_FLAG_HOSTAP_MODE)) { |
| err = wl_cfg80211_attach_post(wl_to_prmry_ndev(wl)); |
| if (unlikely(err)) |
| return err; |
| } |
| err = __wl_cfg80211_up(wl); |
| if (unlikely(err)) |
| WL_ERR(("__wl_cfg80211_up failed\n")); |
| mutex_unlock(&wl->usr_sync); |
| return err; |
| } |
| |
| /* Private Event to Supplicant with indication that chip hangs */ |
| int wl_cfg80211_hang(struct net_device *dev, u16 reason) |
| { |
| struct wl_priv *wl; |
| wl = wlcfg_drv_priv; |
| |
| WL_ERR(("In : chip crash eventing\n")); |
| cfg80211_disconnected(dev, reason, NULL, 0, GFP_KERNEL); |
| if (wl != NULL) { |
| wl_link_down(wl); |
| } |
| return 0; |
| } |
| |
| s32 wl_cfg80211_down(void *para) |
| { |
| struct wl_priv *wl; |
| s32 err = 0; |
| |
| (void)para; |
| WL_DBG(("In\n")); |
| wl = wlcfg_drv_priv; |
| mutex_lock(&wl->usr_sync); |
| err = __wl_cfg80211_down(wl); |
| mutex_unlock(&wl->usr_sync); |
| |
| return err; |
| } |
| |
| static void *wl_read_prof(struct wl_priv *wl, struct net_device *ndev, s32 item) |
| { |
| unsigned long flags; |
| void *rptr = NULL; |
| struct wl_profile *profile = wl_get_profile_by_netdev(wl, ndev); |
| |
| if (!profile) |
| return NULL; |
| spin_lock_irqsave(&wl->cfgdrv_lock, flags); |
| switch (item) { |
| case WL_PROF_SEC: |
| rptr = &profile->sec; |
| break; |
| case WL_PROF_ACT: |
| rptr = &profile->active; |
| break; |
| case WL_PROF_BSSID: |
| rptr = profile->bssid; |
| break; |
| case WL_PROF_SSID: |
| rptr = &profile->ssid; |
| break; |
| case WL_PROF_CHAN: |
| rptr = &profile->channel; |
| break; |
| } |
| spin_unlock_irqrestore(&wl->cfgdrv_lock, flags); |
| if (!rptr) |
| WL_ERR(("invalid item (%d)\n", item)); |
| return rptr; |
| } |
| |
| static s32 |
| wl_update_prof(struct wl_priv *wl, struct net_device *ndev, |
| const wl_event_msg_t *e, void *data, s32 item) |
| { |
| s32 err = 0; |
| struct wlc_ssid *ssid; |
| unsigned long flags; |
| struct wl_profile *profile = wl_get_profile_by_netdev(wl, ndev); |
| |
| if (!profile) |
| return WL_INVALID; |
| spin_lock_irqsave(&wl->cfgdrv_lock, flags); |
| switch (item) { |
| case WL_PROF_SSID: |
| ssid = (wlc_ssid_t *) data; |
| memset(profile->ssid.SSID, 0, |
| sizeof(profile->ssid.SSID)); |
| memcpy(profile->ssid.SSID, ssid->SSID, ssid->SSID_len); |
| profile->ssid.SSID_len = ssid->SSID_len; |
| break; |
| case WL_PROF_BSSID: |
| if (data) |
| memcpy(profile->bssid, data, ETHER_ADDR_LEN); |
| else |
| memset(profile->bssid, 0, ETHER_ADDR_LEN); |
| break; |
| case WL_PROF_SEC: |
| memcpy(&profile->sec, data, sizeof(profile->sec)); |
| break; |
| case WL_PROF_ACT: |
| profile->active = *(bool *)data; |
| break; |
| case WL_PROF_BEACONINT: |
| profile->beacon_interval = *(u16 *)data; |
| break; |
| case WL_PROF_DTIMPERIOD: |
| profile->dtim_period = *(u8 *)data; |
| break; |
| case WL_PROF_CHAN: |
| profile->channel = *(u32*)data; |
| break; |
| default: |
| err = -EOPNOTSUPP; |
| break; |
| } |
| spin_unlock_irqrestore(&wl->cfgdrv_lock, flags); |
| |
| if (err == -EOPNOTSUPP) |
| WL_ERR(("unsupported item (%d)\n", item)); |
| |
| return err; |
| } |
| |
| void wl_cfg80211_dbg_level(u32 level) |
| { |
| /* |
| * prohibit to change debug level |
| * by insmod parameter. |
| * eventually debug level will be configured |
| * in compile time by using CONFIG_XXX |
| */ |
| /* wl_dbg_level = level; */ |
| } |
| |
| static bool wl_is_ibssmode(struct wl_priv *wl, struct net_device *ndev) |
| { |
| return wl_get_mode_by_netdev(wl, ndev) == WL_MODE_IBSS; |
| } |
| |
| static __used bool wl_is_ibssstarter(struct wl_priv *wl) |
| { |
| return wl->ibss_starter; |
| } |
| |
| static void wl_rst_ie(struct wl_priv *wl) |
| { |
| struct wl_ie *ie = wl_to_ie(wl); |
| |
| ie->offset = 0; |
| } |
| |
| static __used s32 wl_add_ie(struct wl_priv *wl, u8 t, u8 l, u8 *v) |
| { |
| struct wl_ie *ie = wl_to_ie(wl); |
| s32 err = 0; |
| |
| if (unlikely(ie->offset + l + 2 > WL_TLV_INFO_MAX)) { |
| WL_ERR(("ei crosses buffer boundary\n")); |
| return -ENOSPC; |
| } |
| ie->buf[ie->offset] = t; |
| ie->buf[ie->offset + 1] = l; |
| memcpy(&ie->buf[ie->offset + 2], v, l); |
| ie->offset += l + 2; |
| |
| return err; |
| } |
| |
| static void wl_update_hidden_ap_ie(struct wl_bss_info *bi, u8 *ie_stream, u32 *ie_size) |
| { |
| u8 *ssidie; |
| ssidie = (u8 *)cfg80211_find_ie(WLAN_EID_SSID, ie_stream, *ie_size); |
| if (!ssidie) |
| return; |
| if (ssidie[1] != bi->SSID_len) { |
| if (ssidie[1]) { |
| WL_ERR(("%s: Wrong SSID len: %d != %d\n", |
| __FUNCTION__, ssidie[1], bi->SSID_len)); |
| return; |
| } |
| memmove(ssidie + bi->SSID_len + 2, ssidie + 2, *ie_size - (ssidie + 2 - ie_stream)); |
| memcpy(ssidie + 2, bi->SSID, bi->SSID_len); |
| *ie_size = *ie_size + bi->SSID_len; |
| ssidie[1] = bi->SSID_len; |
| return; |
| } |
| if (*(ssidie + 2) == '\0') |
| memcpy(ssidie + 2, bi->SSID, bi->SSID_len); |
| return; |
| } |
| |
| static s32 wl_mrg_ie(struct wl_priv *wl, u8 *ie_stream, u16 ie_size) |
| { |
| struct wl_ie *ie = wl_to_ie(wl); |
| s32 err = 0; |
| |
| if (unlikely(ie->offset + ie_size > WL_TLV_INFO_MAX)) { |
| WL_ERR(("ei_stream crosses buffer boundary\n")); |
| return -ENOSPC; |
| } |
| memcpy(&ie->buf[ie->offset], ie_stream, ie_size); |
| ie->offset += ie_size; |
| |
| return err; |
| } |
| |
| static s32 wl_cp_ie(struct wl_priv *wl, u8 *dst, u16 dst_size) |
| { |
| struct wl_ie *ie = wl_to_ie(wl); |
| s32 err = 0; |
| |
| if (unlikely(ie->offset > dst_size)) { |
| WL_ERR(("dst_size is not enough\n")); |
| return -ENOSPC; |
| } |
| memcpy(dst, &ie->buf[0], ie->offset); |
| |
| return err; |
| } |
| |
| static u32 wl_get_ielen(struct wl_priv *wl) |
| { |
| struct wl_ie *ie = wl_to_ie(wl); |
| |
| return ie->offset; |
| } |
| |
| static void wl_link_up(struct wl_priv *wl) |
| { |
| wl->link_up = true; |
| } |
| |
| static void wl_link_down(struct wl_priv *wl) |
| { |
| struct wl_connect_info *conn_info = wl_to_conn(wl); |
| |
| WL_DBG(("In\n")); |
| wl->link_up = false; |
| conn_info->req_ie_len = 0; |
| conn_info->resp_ie_len = 0; |
| } |
| |
| static unsigned long wl_lock_eq(struct wl_priv *wl) |
| { |
| unsigned long flags; |
| |
| spin_lock_irqsave(&wl->eq_lock, flags); |
| return flags; |
| } |
| |
| static void wl_unlock_eq(struct wl_priv *wl, unsigned long flags) |
| { |
| spin_unlock_irqrestore(&wl->eq_lock, flags); |
| } |
| |
| static void wl_init_eq_lock(struct wl_priv *wl) |
| { |
| spin_lock_init(&wl->eq_lock); |
| } |
| |
| static void wl_delay(u32 ms) |
| { |
| if (in_atomic() || (ms < jiffies_to_msecs(1))) { |
| OSL_DELAY(ms*1000); |
| } else { |
| OSL_SLEEP(ms); |
| } |
| } |
| |
| s32 wl_cfg80211_get_p2p_dev_addr(struct net_device *net, struct ether_addr *p2pdev_addr) |
| { |
| struct wl_priv *wl = wlcfg_drv_priv; |
| struct ether_addr p2pif_addr; |
| struct ether_addr primary_mac; |
| if (!wl->p2p) |
| return -1; |
| if (!p2p_is_on(wl)) { |
| get_primary_mac(wl, &primary_mac); |
| wl_cfgp2p_generate_bss_mac(&primary_mac, p2pdev_addr, &p2pif_addr); |
| } else { |
| memcpy(p2pdev_addr->octet, |
| wl->p2p->dev_addr.octet, ETHER_ADDR_LEN); |
| } |
| |
| |
| return 0; |
| } |
| s32 wl_cfg80211_set_p2p_noa(struct net_device *net, char* buf, int len) |
| { |
| struct wl_priv *wl; |
| |
| wl = wlcfg_drv_priv; |
| |
| return wl_cfgp2p_set_p2p_noa(wl, net, buf, len); |
| } |
| |
| s32 wl_cfg80211_get_p2p_noa(struct net_device *net, char* buf, int len) |
| { |
| struct wl_priv *wl; |
| wl = wlcfg_drv_priv; |
| |
| return wl_cfgp2p_get_p2p_noa(wl, net, buf, len); |
| } |
| |
| s32 wl_cfg80211_set_p2p_ps(struct net_device *net, char* buf, int len) |
| { |
| struct wl_priv *wl; |
| wl = wlcfg_drv_priv; |
| |
| return wl_cfgp2p_set_p2p_ps(wl, net, buf, len); |
| } |
| |
| s32 wl_cfg80211_channel_to_freq(u32 channel) |
| { |
| int freq = 0; |
| |
| #if LINUX_VERSION_CODE == KERNEL_VERSION(2, 6, 38) |
| freq = ieee80211_channel_to_frequency(channel); |
| #else |
| { |
| u16 band = 0; |
| if (channel <= CH_MAX_2G_CHANNEL) |
| band = IEEE80211_BAND_2GHZ; |
| else |
| band = IEEE80211_BAND_5GHZ; |
| freq = ieee80211_channel_to_frequency(channel, band); |
| } |
| #endif |
| return freq; |
| } |
| |
| |
| #ifdef WLTDLS |
| static s32 |
| wl_tdls_event_handler(struct wl_priv *wl, bcm_struct_cfgdev *cfgdev, |
| const wl_event_msg_t *e, void *data) { |
| |
| struct net_device *ndev = NULL; |
| u32 reason = ntoh32(e->reason); |
| s8 *msg = NULL; |
| |
| ndev = cfgdev_to_wlc_ndev(cfgdev, wl); |
| |
| switch (reason) { |
| case WLC_E_TDLS_PEER_DISCOVERED : |
| msg = " TDLS PEER DISCOVERD "; |
| break; |
| case WLC_E_TDLS_PEER_CONNECTED : |
| msg = " TDLS PEER CONNECTED "; |
| break; |
| case WLC_E_TDLS_PEER_DISCONNECTED : |
| msg = "TDLS PEER DISCONNECTED "; |
| break; |
| } |
| if (msg) { |
| WL_ERR(("%s: " MACDBG " on %s ndev\n", msg, MAC2STRDBG((u8*)(&e->addr)), |
| (wl_to_prmry_ndev(wl) == ndev) ? "primary" : "secondary")); |
| } |
| return 0; |
| |
| } |
| #endif /* WLTDLS */ |
| |
| #if (LINUX_VERSION_CODE > KERNEL_VERSION(3, 2, 0)) || 0 |
| static s32 |
| wl_cfg80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev, |
| u8 *peer, enum nl80211_tdls_operation oper) |
| { |
| s32 ret = 0; |
| #ifdef WLTDLS |
| struct wl_priv *wl = wlcfg_drv_priv; |
| tdls_iovar_t info; |
| memset(&info, 0, sizeof(tdls_iovar_t)); |
| if (peer) |
| memcpy(&info.ea, peer, ETHER_ADDR_LEN); |
| switch (oper) { |
| case NL80211_TDLS_DISCOVERY_REQ: |
| /* turn on TDLS */ |
| ret = dhd_tdls_enable(dev, true, false, NULL); |
| if (ret < 0) |
| return ret; |
| info.mode = TDLS_MANUAL_EP_DISCOVERY; |
| break; |
| case NL80211_TDLS_SETUP: |
| /* auto mode on */ |
| ret = dhd_tdls_enable(dev, true, true, (struct ether_addr *)peer); |
| if (ret < 0) |
| return ret; |
| break; |
| case NL80211_TDLS_TEARDOWN: |
| info.mode = TDLS_MANUAL_EP_DELETE; |
| /* auto mode off */ |
| ret = dhd_tdls_enable(dev, true, false, (struct ether_addr *)peer); |
| if (ret < 0) |
| return ret; |
| break; |
| default: |
| WL_ERR(("Unsupported operation : %d\n", oper)); |
| goto out; |
| } |
| |
| if (info.mode) { |
| ret = wldev_iovar_setbuf(dev, "tdls_endpoint", &info, sizeof(info), |
| wl->ioctl_buf, WLC_IOCTL_MAXLEN, &wl->ioctl_buf_sync); |
| if (ret) { |
| WL_ERR(("tdls_endpoint error %d\n", ret)); |
| } |
| } |
| out: |
| #endif /* WLTDLS */ |
| return ret; |
| } |
| #endif |
| |
| s32 wl_cfg80211_set_wps_p2p_ie(struct net_device *net, char *buf, int len, |
| enum wl_management_type type) |
| { |
| struct wl_priv *wl; |
| struct net_device *ndev = NULL; |
| struct ether_addr primary_mac; |
| s32 ret = 0; |
| s32 bssidx = 0; |
| s32 pktflag = 0; |
| wl = wlcfg_drv_priv; |
| |
| if (wl_get_drv_status(wl, AP_CREATING, net)) { |
| /* Vendor IEs should be set to FW |
| * after SoftAP interface is brought up |
| */ |
| goto exit; |
| } else if (wl_get_drv_status(wl, AP_CREATED, net)) { |
| ndev = net; |
| bssidx = 0; |
| } else if (wl->p2p) { |
| net = ndev_to_wlc_ndev(net, wl); |
| if (!wl->p2p->on) { |
| get_primary_mac(wl, &primary_mac); |
| wl_cfgp2p_generate_bss_mac(&primary_mac, &wl->p2p->dev_addr, |
| &wl->p2p->int_addr); |
| /* In case of p2p_listen command, supplicant send remain_on_channel |
| * without turning on P2P |
| */ |
| |
| p2p_on(wl) = true; |
| ret = wl_cfgp2p_enable_discovery(wl, net, NULL, 0); |
| |
| if (unlikely(ret)) { |
| goto exit; |
| } |
| } |
| if (net != wl_to_prmry_ndev(wl)) { |
| if (wl_get_mode_by_netdev(wl, net) == WL_MODE_AP) { |
| ndev = wl_to_p2p_bss_ndev(wl, P2PAPI_BSSCFG_CONNECTION); |
| bssidx = wl_to_p2p_bss_bssidx(wl, P2PAPI_BSSCFG_CONNECTION); |
| } |
| } else { |
| ndev = wl_to_p2p_bss_ndev(wl, P2PAPI_BSSCFG_PRIMARY); |
| bssidx = wl_to_p2p_bss_bssidx(wl, P2PAPI_BSSCFG_DEVICE); |
| } |
| } |
| if (ndev != NULL) { |
| switch (type) { |
| case WL_BEACON: |
| pktflag = VNDR_IE_BEACON_FLAG; |
| break; |
| case WL_PROBE_RESP: |
| pktflag = VNDR_IE_PRBRSP_FLAG; |
| break; |
| case WL_ASSOC_RESP: |
| pktflag = VNDR_IE_ASSOCRSP_FLAG; |
| break; |
| } |
| if (pktflag) |
| ret = wl_cfgp2p_set_management_ie(wl, ndev, bssidx, pktflag, buf, len); |
| } |
| exit: |
| return ret; |
| } |
| |
| |
| static const struct rfkill_ops wl_rfkill_ops = { |
| .set_block = wl_rfkill_set |
| }; |
| |
| static int wl_rfkill_set(void *data, bool blocked) |
| { |
| struct wl_priv *wl = (struct wl_priv *)data; |
| |
| WL_DBG(("Enter \n")); |
| WL_DBG(("RF %s\n", blocked ? "blocked" : "unblocked")); |
| |
| if (!wl) |
| return -EINVAL; |
| |
| wl->rf_blocked = blocked; |
| |
| return 0; |
| } |
| |
| static int wl_setup_rfkill(struct wl_priv *wl, bool setup) |
| { |
| s32 err = 0; |
| |
| WL_DBG(("Enter \n")); |
| if (!wl) |
| return -EINVAL; |
| if (setup) { |
| wl->rfkill = rfkill_alloc("brcmfmac-wifi", |
| wl_cfg80211_get_parent_dev(), |
| RFKILL_TYPE_WLAN, &wl_rfkill_ops, (void *)wl); |
| |
| if (!wl->rfkill) { |
| err = -ENOMEM; |
| goto err_out; |
| } |
| |
| err = rfkill_register(wl->rfkill); |
| |
| if (err) |
| rfkill_destroy(wl->rfkill); |
| } else { |
| if (!wl->rfkill) { |
| err = -ENOMEM; |
| goto err_out; |
| } |
| |
| rfkill_unregister(wl->rfkill); |
| rfkill_destroy(wl->rfkill); |
| } |
| |
| err_out: |
| return err; |
| } |
| |
| #ifdef DEBUGFS_CFG80211 |
| /** |
| * Format : echo "SCAN:1 DBG:1" > /sys/kernel/debug/dhd/debug_level |
| * to turn on SCAN and DBG log. |
| * To turn off SCAN partially, echo "SCAN:0" > /sys/kernel/debug/dhd/debug_level |
| * To see current setting of debug level, |
| * cat /sys/kernel/debug/dhd/debug_level |
| */ |
| static ssize_t |
| wl_debuglevel_write(struct file *file, const char __user *userbuf, |
| size_t count, loff_t *ppos) |
| { |
| char tbuf[S_SUBLOGLEVEL * ARRAYSIZE(sublogname_map)], sublog[S_SUBLOGLEVEL]; |
| char *params, *token, *colon; |
| uint i, tokens, log_on = 0; |
| memset(tbuf, 0, sizeof(tbuf)); |
| memset(sublog, 0, sizeof(sublog)); |
| if (copy_from_user(&tbuf, userbuf, min_t(size_t, sizeof(tbuf), count))) |
| return -EFAULT; |
| |
| params = &tbuf[0]; |
| colon = strchr(params, '\n'); |
| if (colon != NULL) |
| *colon = '\0'; |
| while ((token = strsep(¶ms, " ")) != NULL) { |
| memset(sublog, 0, sizeof(sublog)); |
| if (token == NULL || !*token) |
| break; |
| if (*token == '\0') |
| continue; |
| colon = strchr(token, ':'); |
| if (colon != NULL) { |
| *colon = ' '; |
| } |
| tokens = sscanf(token, "%s %u", sublog, &log_on); |
| if (colon != NULL) |
| *colon = ':'; |
| |
| if (tokens == 2) { |
| for (i = 0; i < ARRAYSIZE(sublogname_map); i++) { |
| if (!strncmp(sublog, sublogname_map[i].sublogname, |
| strlen(sublogname_map[i].sublogname))) { |
| if (log_on) |
| wl_dbg_level |= |
| (sublogname_map[i].log_level); |
| else |
| wl_dbg_level &= |
| ~(sublogname_map[i].log_level); |
| } |
| } |
| } else |
| WL_ERR(("%s: can't parse '%s' as a " |
| "SUBMODULE:LEVEL (%d tokens)\n", |
| tbuf, token, tokens)); |
| |
| |
| } |
| return count; |
| } |
| |
| static ssize_t |
| wl_debuglevel_read(struct file *file, char __user *user_buf, |
| size_t count, loff_t *ppos) |
| { |
| char *param; |
| char tbuf[S_SUBLOGLEVEL * ARRAYSIZE(sublogname_map)]; |
| uint i; |
| memset(tbuf, 0, sizeof(tbuf)); |
| param = &tbuf[0]; |
| for (i = 0; i < ARRAYSIZE(sublogname_map); i++) { |
| param += snprintf(param, sizeof(tbuf) - 1, "%s:%d ", |
| sublogname_map[i].sublogname, |
| (wl_dbg_level & sublogname_map[i].log_level) ? 1 : 0); |
| } |
| *param = '\n'; |
| return simple_read_from_buffer(user_buf, count, ppos, tbuf, strlen(&tbuf[0])); |
| |
| } |
| static const struct file_operations fops_debuglevel = { |
| .open = NULL, |
| .write = wl_debuglevel_write, |
| .read = wl_debuglevel_read, |
| .owner = THIS_MODULE, |
| .llseek = NULL, |
| }; |
| |
| static s32 wl_setup_debugfs(struct wl_priv *wl) |
| { |
| s32 err = 0; |
| struct dentry *_dentry; |
| if (!wl) |
| return -EINVAL; |
| wl->debugfs = debugfs_create_dir(KBUILD_MODNAME, NULL); |
| if (!wl->debugfs || IS_ERR(wl->debugfs)) { |
| if (wl->debugfs == ERR_PTR(-ENODEV)) |
| WL_ERR(("Debugfs is not enabled on this kernel\n")); |
| else |
| WL_ERR(("Can not create debugfs directory\n")); |
| wl->debugfs = NULL; |
| goto exit; |
| |
| } |
| _dentry = debugfs_create_file("debug_level", S_IRUSR | S_IWUSR, |
| wl->debugfs, wl, &fops_debuglevel); |
| if (!_dentry || IS_ERR(_dentry)) { |
| WL_ERR(("failed to create debug_level debug file\n")); |
| wl_free_debugfs(wl); |
| } |
| exit: |
| return err; |
| } |
| static s32 wl_free_debugfs(struct wl_priv *wl) |
| { |
| if (!wl) |
| return -EINVAL; |
| if (wl->debugfs) |
| debugfs_remove_recursive(wl->debugfs); |
| wl->debugfs = NULL; |
| return 0; |
| } |
| #endif /* DEBUGFS_CFG80211 */ |
| |
| struct device *wl_cfg80211_get_parent_dev(void) |
| { |
| return cfg80211_parent_dev; |
| } |
| |
| void wl_cfg80211_set_parent_dev(void *dev) |
| { |
| cfg80211_parent_dev = dev; |
| } |
| |
| static void wl_cfg80211_clear_parent_dev(void) |
| { |
| cfg80211_parent_dev = NULL; |
| } |
| |
| void get_primary_mac(struct wl_priv *wl, struct ether_addr *mac) |
| { |
| wldev_iovar_getbuf_bsscfg(wl_to_prmry_ndev(wl), "cur_etheraddr", NULL, |
| 0, wl->ioctl_buf, WLC_IOCTL_SMLEN, 0, &wl->ioctl_buf_sync); |
| memcpy(mac->octet, wl->ioctl_buf, ETHER_ADDR_LEN); |
| } |
| static bool check_dev_role_integrity(struct wl_priv *wl, u32 dev_role) |
| { |
| dhd_pub_t *dhd = (dhd_pub_t *)(wl->pub); |
| if (((dev_role == NL80211_IFTYPE_AP) && |
| !(dhd->op_mode & DHD_FLAG_HOSTAP_MODE)) || |
| ((dev_role == NL80211_IFTYPE_P2P_GO) && |
| !(dhd->op_mode & DHD_FLAG_P2P_GO_MODE))) |
| { |
| WL_ERR(("device role select failed\n")); |
| return false; |
| } |
| return true; |
| } |
| |
| int wl_cfg80211_do_driver_init(struct net_device *net) |
| { |
| struct wl_priv *wl = *(struct wl_priv **)netdev_priv(net); |
| |
| if (!wl || !wl->wdev) |
| return -EINVAL; |
| |
| if (dhd_do_driver_init(wl->wdev->netdev) < 0) |
| return -1; |
| |
| return 0; |
| } |
| |
| void wl_cfg80211_enable_trace(bool set, u32 level) |
| { |
| if (set) |
| wl_dbg_level = level & WL_DBG_LEVEL; |
| else |
| wl_dbg_level |= (WL_DBG_LEVEL & level); |
| } |
| #if defined(WL_SUPPORT_BACKPORTED_KPATCHES) || (LINUX_VERSION_CODE >= KERNEL_VERSION(3, \ |
| 2, 0)) |
| static s32 |
| wl_cfg80211_mgmt_tx_cancel_wait(struct wiphy *wiphy, |
| bcm_struct_cfgdev *cfgdev, u64 cookie) |
| { |
| /* CFG80211 checks for tx_cancel_wait callback when ATTR_DURATION |
| * is passed with CMD_FRAME. This callback is supposed to cancel |
| * the OFFCHANNEL Wait. Since we are already taking care of that |
| * with the tx_mgmt logic, do nothing here. |
| */ |
| |
| return 0; |
| } |
| #endif /* WL_SUPPORT_BACKPORTED_PATCHES || KERNEL >= 3.2.0 */ |
| |
| #ifdef WL11U |
| bcm_tlv_t * |
| wl_cfg80211_find_interworking_ie(u8 *parse, u32 len) |
| { |
| bcm_tlv_t *ie; |
| |
| while ((ie = bcm_parse_tlvs(parse, (u32)len, DOT11_MNG_INTERWORKING_ID))) { |
| return (bcm_tlv_t *)ie; |
| } |
| return NULL; |
| } |
| |
| |
| static s32 |
| wl_cfg80211_add_iw_ie(struct wl_priv *wl, struct net_device *ndev, s32 bssidx, s32 pktflag, |
| uint8 ie_id, uint8 *data, uint8 data_len) |
| { |
| s32 err = BCME_OK; |
| s32 buf_len; |
| s32 iecount; |
| ie_setbuf_t *ie_setbuf; |
| |
| if (ie_id != DOT11_MNG_INTERWORKING_ID) |
| return BCME_UNSUPPORTED; |
| |
| /* Validate the pktflag parameter */ |
| if ((pktflag & ~(VNDR_IE_BEACON_FLAG | VNDR_IE_PRBRSP_FLAG | |
| VNDR_IE_ASSOCRSP_FLAG | VNDR_IE_AUTHRSP_FLAG | |
| VNDR_IE_PRBREQ_FLAG | VNDR_IE_ASSOCREQ_FLAG| |
| VNDR_IE_CUSTOM_FLAG))) { |
| WL_ERR(("cfg80211 Add IE: Invalid packet flag 0x%x\n", pktflag)); |
| return -1; |
| } |
| |
| /* use VNDR_IE_CUSTOM_FLAG flags for none vendor IE . currently fixed value */ |
| pktflag = htod32(pktflag); |
| |
| buf_len = sizeof(ie_setbuf_t) + data_len - 1; |
| ie_setbuf = (ie_setbuf_t *) kzalloc(buf_len, GFP_KERNEL); |
| |
| if (!ie_setbuf) { |
| WL_ERR(("Error allocating buffer for IE\n")); |
| return -ENOMEM; |
| } |
| |
| if (wl->iw_ie_len == data_len && !memcmp(wl->iw_ie, data, data_len)) { |
| WL_ERR(("Previous IW IE is equals to current IE\n")); |
| err = BCME_OK; |
| goto exit; |
| } |
| |
| strncpy(ie_setbuf->cmd, "add", VNDR_IE_CMD_LEN - 1); |
| ie_setbuf->cmd[VNDR_IE_CMD_LEN - 1] = '\0'; |
| |
| /* Buffer contains only 1 IE */ |
| iecount = htod32(1); |
| memcpy((void *)&ie_setbuf->ie_buffer.iecount, &iecount, sizeof(int)); |
| memcpy((void *)&ie_setbuf->ie_buffer.ie_list[0].pktflag, &pktflag, sizeof(uint32)); |
| |
| /* Now, add the IE to the buffer */ |
| ie_setbuf->ie_buffer.ie_list[0].ie_data.id = ie_id; |
| |
| /* if already set with previous values, delete it first */ |
| if (wl->iw_ie_len != 0) { |
| WL_DBG(("Different IW_IE was already set. clear first\n")); |
| |
| ie_setbuf->ie_buffer.ie_list[0].ie_data.len = 0; |
| |
| err = wldev_iovar_setbuf_bsscfg(ndev, "ie", ie_setbuf, buf_len, |
| wl->ioctl_buf, WLC_IOCTL_MAXLEN, bssidx, &wl->ioctl_buf_sync); |
| |
| if (err != BCME_OK) |
| goto exit; |
| } |
| |
| ie_setbuf->ie_buffer.ie_list[0].ie_data.len = data_len; |
| memcpy((uchar *)&ie_setbuf->ie_buffer.ie_list[0].ie_data.data[0], data, data_len); |
| |
| err = wldev_iovar_setbuf_bsscfg(ndev, "ie", ie_setbuf, buf_len, |
| wl->ioctl_buf, WLC_IOCTL_MAXLEN, bssidx, &wl->ioctl_buf_sync); |
| |
| if (err == BCME_OK) { |
| memcpy(wl->iw_ie, data, data_len); |
| wl->iw_ie_len = data_len; |
| wl->wl11u = TRUE; |
| |
| err = wldev_iovar_setint_bsscfg(ndev, "grat_arp", 1, bssidx); |
| } |
| |
| exit: |
| if (ie_setbuf) |
| kfree(ie_setbuf); |
| return err; |
| } |
| #endif /* WL11U */ |
| |
| static void wl_cfg80211_work_handler(struct work_struct * work) |
| { |
| struct wl_priv *wl = NULL; |
| struct net_info *iter, *next; |
| s32 err = BCME_OK; |
| s32 pm = PM_FAST; |
| |
| wl = container_of(work, struct wl_priv, pm_enable_work.work); |
| WL_DBG(("Enter \n")); |
| if (wl->pm_enable_work_on) { |
| wl->pm_enable_work_on = false; |
| for_each_ndev(wl, iter, next) { |
| if (!wl_get_drv_status(wl, CONNECTED, iter->ndev) || |
| (wl_get_mode_by_netdev(wl, iter->ndev) != WL_MODE_BSS)) |
| continue; |
| if (iter->ndev) { |
| if ((err = wldev_ioctl(iter->ndev, WLC_SET_PM, |
| &pm, sizeof(pm), true)) != 0) { |
| if (err == -ENODEV) |
| WL_DBG(("%s:netdev not ready\n", iter->ndev->name)); |
| else |
| WL_ERR(("%s:error (%d)\n", iter->ndev->name, err)); |
| } else |
| iter->ndev->ieee80211_ptr->ps = true; |
| } |
| } |
| |
| } |
| } |
| |
| u8 |
| wl_get_action_category(void *frame, u32 frame_len) |
| { |
| u8 category; |
| u8 *ptr = (u8 *)frame; |
| if (frame == NULL) |
| return DOT11_ACTION_CAT_ERR_MASK; |
| if (frame_len < DOT11_ACTION_HDR_LEN) |
| return DOT11_ACTION_CAT_ERR_MASK; |
| category = ptr[DOT11_ACTION_CAT_OFF]; |
| WL_INFO(("Action Category: %d\n", category)); |
| return category; |
| } |
| |
| int |
| wl_get_public_action(void *frame, u32 frame_len, u8 *ret_action) |
| { |
| u8 *ptr = (u8 *)frame; |
| if (frame == NULL || ret_action == NULL) |
| return BCME_ERROR; |
| if (frame_len < DOT11_ACTION_HDR_LEN) |
| return BCME_ERROR; |
| if (DOT11_ACTION_CAT_PUBLIC != wl_get_action_category(frame, frame_len)) |
| return BCME_ERROR; |
| *ret_action = ptr[DOT11_ACTION_ACT_OFF]; |
| WL_INFO(("Public Action : %d\n", *ret_action)); |
| return BCME_OK; |
| } |