diff options
Diffstat (limited to 'drivers/net/wireless/bcmdhd/wl_cfg80211.c')
| -rw-r--r-- | drivers/net/wireless/bcmdhd/wl_cfg80211.c | 7332 |
1 files changed, 7332 insertions, 0 deletions
diff --git a/drivers/net/wireless/bcmdhd/wl_cfg80211.c b/drivers/net/wireless/bcmdhd/wl_cfg80211.c new file mode 100644 index 00000000000..40f1b2ce488 --- /dev/null +++ b/drivers/net/wireless/bcmdhd/wl_cfg80211.c @@ -0,0 +1,7332 @@ +/* + * Linux cfg80211 driver + * + * Copyright (C) 1999-2012, 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 328984 2012-04-23 14:08:37Z $ + */ + +#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> + +#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> + +#ifdef BCMWAPI_WPI +/* these items should evetually go into wireless.h of the linux system headfile dir */ +#ifndef IW_ENCODE_ALG_SM4 +#define IW_ENCODE_ALG_SM4 0x20 +#endif + +#ifndef IW_AUTH_WAPI_ENABLED +#define IW_AUTH_WAPI_ENABLED 0x20 +#endif + +#ifndef IW_AUTH_WAPI_VERSION_1 +#define IW_AUTH_WAPI_VERSION_1 0x00000008 +#endif + +#ifndef IW_AUTH_CIPHER_SMS4 +#define IW_AUTH_CIPHER_SMS4 0x00000020 +#endif + +#ifndef IW_AUTH_KEY_MGMT_WAPI_PSK +#define IW_AUTH_KEY_MGMT_WAPI_PSK 4 +#endif + +#ifndef IW_AUTH_KEY_MGMT_WAPI_CERT +#define IW_AUTH_KEY_MGMT_WAPI_CERT 8 +#endif +#endif /* BCMWAPI_WPI */ + +#ifdef BCMWAPI_WPI +#define IW_WSEC_ENABLED(wsec) ((wsec) & (WEP_ENABLED | TKIP_ENABLED | AES_ENABLED | SMS4_ENABLED)) +#else /* BCMWAPI_WPI */ +#define IW_WSEC_ENABLED(wsec) ((wsec) & (WEP_ENABLED | TKIP_ENABLED | AES_ENABLED)) +#endif /* BCMWAPI_WPI */ + + +static struct device *cfg80211_parent_dev = NULL; +static int vsdb_supported = 0; +struct wl_priv *wlcfg_drv_priv = NULL; + +u32 wl_dbg_level = WL_DBG_ERR; + +#define MAC2STR(a) (a)[0], (a)[1], (a)[2], (a)[3], (a)[4], (a)[5] +#define MACSTR "%02x:%02x:%02x:%02x:%02x:%02x" +#define MAX_WAIT_TIME 1500 +#define WL_SCAN_ACTIVE_TIME 40 /* ms : Embedded default Active setting from DHD Driver */ +#define WL_SCAN_PASSIVE_TIME 130 /* ms: Embedded default Passive setting from DHD Driver */ +#define WL_FRAME_LEN 300 + +#define WL_CHANSPEC_CTL_SB_NONE WL_CHANSPEC_CTL_SB_LLL + + +#define DNGL_FUNC(func, parameters) func parameters; +#define COEX_DHCP + +/* 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 = 5, + .alpha2 = "99", + .reg_rules = { + /* IEEE 802.11b/g, channels 1..11 */ + REG_RULE(2412-10, 2462+10, 40, 6, 20, 0), + /* IEEE 802.11b/g, channels 12..13. No HT40 + * channel fits here. + */ + REG_RULE(2467-10, 2472+10, 20, 6, 20, + NL80211_RRF_PASSIVE_SCAN | + NL80211_RRF_NO_IBSS), + /* IEEE 802.11 channel 14 - Only JP enables + * this and for 802.11b only + */ + REG_RULE(2484-10, 2484+10, 20, 6, 20, + NL80211_RRF_PASSIVE_SCAN | + NL80211_RRF_NO_IBSS | + NL80211_RRF_NO_OFDM), + /* 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), } +}; + + +/* 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 + +/* + * 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); +static s32 wl_cfg80211_scan(struct wiphy *wiphy, struct net_device *ndev, + struct cfg80211_scan_request *request); +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); +static s32 wl_cfg80211_set_tx_power(struct wiphy *wiphy, + enum nl80211_tx_power_setting type, + s32 dbm); +static s32 wl_cfg80211_get_tx_power(struct wiphy *wiphy, s32 *dbm); +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 LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 39) +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 s32 wl_notify_escan_complete(struct wl_priv *wl, + struct net_device *ndev, bool aborted, bool fw_abort); +/* + * 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, + struct net_device *ndev, + const wl_event_msg_t *e, void *data); +static s32 wl_notify_roaming_status(struct wl_priv *wl, + struct net_device *ndev, + const wl_event_msg_t *e, void *data); +static s32 wl_notify_scan_status(struct wl_priv *wl, struct net_device *ndev, + 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, struct net_device *ndev, + const wl_event_msg_t *e, void *data); +/* + * 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); +#ifdef BCMWAPI_WPI +static s32 wl_set_set_wapi_ie(struct net_device *dev, + struct cfg80211_connect_params *sme); +#endif +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 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); + + +static s32 wl_setup_wiphy(struct wireless_dev *wdev, struct device *dev); +static void wl_free_wdev(struct wl_priv *wl); + +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); + +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 s32 wl_add_remove_eventmsg(struct net_device *ndev, u16 event, bool add); +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); +static s32 wl_update_wiphybands(struct wl_priv *wl); + +/* + * 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); + +static wl_scan_params_t *wl_cfg80211_scan_alloc_params(int channel, + int nprobes, int *out_params_size); +static void get_primary_mac(struct wl_priv *wl, struct ether_addr *mac); + +/* + * 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 CHECK_SYS_UP(wlpriv) \ +do { \ + struct net_device *ndev = wl_to_prmry_ndev(wlpriv); \ + if (unlikely(!wl_get_drv_status(wlpriv, READY, ndev))) { \ + 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); + +#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(WLC_RATE_1M, 0), + RATETAB_ENT(WLC_RATE_2M, IEEE80211_RATE_SHORT_PREAMBLE), + RATETAB_ENT(WLC_RATE_5M5, IEEE80211_RATE_SHORT_PREAMBLE), + RATETAB_ENT(WLC_RATE_11M, IEEE80211_RATE_SHORT_PREAMBLE), + RATETAB_ENT(WLC_RATE_6M, 0), + RATETAB_ENT(WLC_RATE_9M, 0), + RATETAB_ENT(WLC_RATE_12M, 0), + RATETAB_ENT(WLC_RATE_18M, 0), + RATETAB_ENT(WLC_RATE_24M, 0), + RATETAB_ENT(WLC_RATE_36M, 0), + RATETAB_ENT(WLC_RATE_48M, 0), + RATETAB_ENT(WLC_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, + WLAN_CIPHER_SUITE_AES_CMAC, +#ifdef BCMWAPI_WPI + WLAN_CIPHER_SUITE_SMS4 +#endif +}; + +/* IOCtl version read from targeted driver */ +static int ioctl_version; + +/* 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) + } +}; + +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); +} + +/* For debug: Dump the contents of the encoded wps ie buffe */ +static void +wl_validate_wps_ie(char *wps_ie, bool *pbc) +{ + #define WPS_IE_FIXED_LEN 6 + u16 len = (u16) wps_ie[TLV_LEN_OFF]; + u8 *subel = wps_ie+ WPS_IE_FIXED_LEN; + u16 subelt_id; + u16 subelt_len; + u16 val; + u8 *valptr = (uint8*) &val; + + WL_DBG(("wps_ie len=%d\n", len)); + + len -= 4; /* for the WPS IE's OUI, oui_type fields */ + + 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]; + memcpy(devname, subel, subelt_len); + devname[subelt_len] = '\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; + } +} + +static chanspec_t wl_cfg80211_get_shared_freq(struct wiphy *wiphy) +{ + if (vsdb_supported) { + return wl_ch_host_to_driver(WL_P2P_TEMP_CHAN); + } + else { + 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, + sizeof(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", bss->chanspec)); + } + return chspec; + } +} + +static struct net_device* wl_cfg80211_add_monitor_if(char *name) +{ + 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; +} + +static struct net_device * +wl_cfg80211_add_virtual_iface(struct wiphy *wiphy, char *name, + enum nl80211_iftype type, u32 *flags, + struct vif_params *params) +{ + s32 err; + s32 timeout = -1; + s32 wlif_type = -1; + s32 mode = 0; +#if defined(WL_ENABLE_P2P_IF) + s32 dhd_mode = 0; +#endif /* (WL_ENABLE_P2P_IF) */ + 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; + + /* 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(name); + 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->iface_cnt == IFACE_MAX_CNT) + return ERR_PTR(-ENOMEM); + if (wl->p2p_supported && (wlif_type != -1)) { + 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(("%s: Released the lock and wait till IF_DEL is complete\n", + __func__)); + 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); + } + } + 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); + + 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); + + /* For P2P mode, use P2P-specific driver features to create the + * bss: "wl p2p_ifadd" + */ + wl_set_p2p_status(wl, IF_ADD); + 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); + WL_ERR((" virtual interface(%s) is " + "created net attach done\n", wl->p2p->vir_ifname)); +#if defined(WL_ENABLE_P2P_IF) + if (type == NL80211_IFTYPE_P2P_CLIENT) + dhd_mode = P2P_GC_ENABLED; + else if (type == NL80211_IFTYPE_P2P_GO) + dhd_mode = P2P_GO_ENABLED; + DNGL_FUNC(dhd_cfg80211_set_p2p_info, (wl, dhd_mode)); +#endif /* (WL_ENABLE_P2P_IF) */ + } 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; + + } 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; + } + } +fail: + return ERR_PTR(-ENODEV); +} + +static s32 +wl_cfg80211_del_virtual_iface(struct wiphy *wiphy, struct net_device *dev) +{ + struct ether_addr p2p_mac; + struct wl_priv *wl = wiphy_priv(wiphy); + s32 timeout = -1; + s32 ret = 0; + WL_DBG(("Enter\n")); + + if (wl->p2p_net == dev) { + /* Since there is no ifidx corresponding to p2p0, cmds to + * firmware should be routed through primary I/F + */ + dev = wl_to_prmry_ndev(wl); + } + + if (wl->p2p_supported) { + memcpy(p2p_mac.octet, wl->p2p->int_addr.octet, ETHER_ADDR_LEN); + 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); + wl_set_p2p_status(wl, IF_DELETING); + 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)); + wl_cfg80211_hang(ndev, WLAN_REASON_UNSPECIFIED); + } + + /* Wait for any pending scan req to get aborted from the sysioc context */ + timeout = wait_event_interruptible_timeout(wl->netif_change_event, + (wl_get_p2p_status(wl, IF_DELETING) == false), + msecs_to_jiffies(MAX_WAIT_TIME)); + if (timeout > 0 && !wl_get_p2p_status(wl, IF_DELETING)) { + WL_DBG(("IFDEL operation done\n")); +#if defined(WL_ENABLE_P2P_IF) + DNGL_FUNC(dhd_cfg80211_clean_p2p_info, (wl)); +#endif /* (WL_ENABLE_P2P_IF)) */ + } else { + WL_ERR(("IFDEL didn't complete properly\n")); + } + ret = dhd_del_monitor(dev); + } + } + 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 wlif_type; + s32 mode = 0; + chanspec_t chspec; + struct wl_priv *wl = wiphy_priv(wiphy); + + WL_DBG(("Enter \n")); + 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; + 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 (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 = ap ? WL_P2P_IF_GO : WL_P2P_IF_CLIENT; + 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); + wl_clr_p2p_status(wl, IF_CHANGING); + wl_clr_p2p_status(wl, IF_CHANGED); + } 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; + } + } + + 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(struct net_device *ndev) +{ + struct wl_priv *wl = wlcfg_drv_priv; + bool rollback_lock = false; + s32 index = 0; + if (!ndev || !ndev->name) { + 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 %x, vif name: %s\n", + (unsigned int)ndev, wl->p2p->vir_ifname)); + + memset(wl->p2p->vir_ifname, '\0', IFNAMSIZ); + index = wl_cfgp2p_find_idx(wl, ndev); + wl_to_p2p_bss_ndev(wl, index) = NULL; + wl_to_p2p_bss_bssidx(wl, index) = 0; + wl->p2p->vif_created = false; + wl_cfgp2p_clear_management_ie(wl, + index); + wl_clr_p2p_status(wl, IF_DELETING); + WL_DBG(("index : %d\n", index)); + + } + /* 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; +} + +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, offset; + char *ptr; + wlc_ssid_t ssid; + + 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); + if (request->channels[i]->band == IEEE80211_BAND_2GHZ) + chanspec |= WL_CHANSPEC_BAND_2G; + else + chanspec |= WL_CHANSPEC_BAND_5G; + + if (request->channels[i]->flags & IEEE80211_CHAN_NO_HT40) { + chanspec |= WL_CHANSPEC_BW_20; + chanspec |= WL_CHANSPEC_CTL_SB_NONE; + } else { + chanspec |= WL_CHANSPEC_BW_40; + if (request->channels[i]->flags & IEEE80211_CHAN_NO_HT40PLUS) + chanspec |= WL_CHANSPEC_CTL_SB_LOWER; + else + chanspec |= WL_CHANSPEC_CTL_SB_UPPER; + } + + params->channel_list[i] = channel; + params->channel_list[i] &= WL_CHANSPEC_CHAN_MASK; + params->channel_list[i] |= chanspec; + WL_SCAN(("Chan : %d, Channel spec: %x \n", + channel, params->channel_list[i])); + params->channel_list[i] = wl_chspec_host_to_driver(params->channel_list[i]); + } + } else { + WL_SCAN(("Scanning all channels\n")); + } + + /* 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)); +} + +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; + 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; + } + + if (request != NULL) + 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)); + } + } + kfree(params); +done: + 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), false); + 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 + iscan->timer_ms * HZ / 1000); + 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; +} +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; + struct cfg80211_scan_request *scan_request = wl->scan_request; + 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; + WL_DBG(("Enter \n")); + + + if (!wl->p2p_supported || ((ndev == wl_to_prmry_ndev(wl)) && + !p2p_scan(wl))) { + /* LEGACY SCAN TRIGGER */ + WL_SCAN((" LEGACY E-SCAN START\n")); + + 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; + } + + if (request != NULL) + wl_scan_prep(¶ms->params, request); + params->version = htod32(ESCAN_REQ_VERSION); + params->action = htod16(action); + params->sync_id = htod16(0x1234); + 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)) + 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 (scan_request && scan_request->n_channels) { + num_chans = scan_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 = scan_request->channels[i]->center_freq; + channel = ieee80211_frequency_to_channel(_freq); + /* remove DFS channels */ + if (channel < 52 || channel > 140) { + 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 == 3 && ( + (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; + 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; + + } else { + WL_INFO(("P2P SCAN STATE START \n")); + num_chans = n_nodfs; + } + + } + 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)); + kfree(default_chan_list); + } +exit: + if (unlikely(err)) { + 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")); + 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), false); + if (unlikely(err)) { + WL_ERR(("error (%d)\n", err)); + return err; + } + results = (wl_scan_results_t *) wl->escan_info.escan_buf; + results->version = 0; + results->count = 0; + results->buflen = WL_SCAN_RESULTS_FIXED_SIZE; + + err = wl_run_escan(wl, ndev, request, WL_SCAN_ACTION_START); + 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; + wpa_ie_fixed_t *wps_ie; + s32 passive_scan; + bool iscan_req; + bool escan_req = false; + bool p2p_ssid; + s32 err = 0; + s32 i; + u32 wpsie_len = 0; + u8 wpsie[IE_MAX_LEN]; + + /* If scan req comes for p2p0, send it over primary I/F + * Scan results will be delivered corresponding to cfg80211_scan_request + */ + if (ndev == wl->p2p_net) { + ndev = wl_to_prmry_ndev(wl); + } + + WL_DBG(("Enter wiphy (%p)\n", wiphy)); + if (wl_get_drv_status_all(wl, SCANNING)) { + 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; + } + + /* Arm scan timeout timer */ + mod_timer(&wl->scan_timeout, jiffies + WL_SCAN_TIMER_INTERVAL_MS * HZ / 1000); + 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)) { + 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); + } + 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_on(wl) && (ndev != wl_to_prmry_ndev(wl))) + p2p_scan(wl) = true; + + 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 (ndev == wl_to_prmry_ndev(wl)) { + /* find the WPSIE */ + memset(wpsie, 0, sizeof(wpsie)); + if ((wps_ie = wl_cfgp2p_find_wpsie( + (u8 *)request->ie, + request->ie_len)) != NULL) { + wpsie_len = + wps_ie->length + WPA_RSN_IE_TAG_FIXED_LEN; + memcpy(wpsie, wps_ie, wpsie_len); + } else { + wpsie_len = 0; + } + err = wl_cfgp2p_set_management_ie(wl, ndev, -1, + VNDR_IE_PRBREQ_FLAG, wpsie, wpsie_len); + if (unlikely(err)) { + goto scan_out; + } + } + } + } + } + } else { /* scan in ibss */ + /* we don't do iscan in ibss */ + ssids = this_ssid; + } + wl->scan_request = request; + wl_set_drv_status(wl, SCANNING, ndev); + if (iscan_req) { + err = wl_do_iscan(wl, request); + if (likely(!err)) + return err; + else + goto scan_out; + } else if (escan_req) { + if (wl->p2p_supported) { + if (p2p_on(wl) && p2p_scan(wl)) { + + 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)) + return err; + 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), false); + 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; + } + } + + return 0; + +scan_out: + wl_clr_drv_status(wl, SCANNING, ndev); + wl->scan_request = NULL; + return err; +} + +static s32 +wl_cfg80211_scan(struct wiphy *wiphy, struct net_device *ndev, + struct cfg80211_scan_request *request) +{ + s32 err = 0; + struct wl_priv *wl = wiphy_priv(wiphy); + + WL_DBG(("Enter \n")); + CHECK_SYS_UP(wl); + + err = __wl_cfg80211_scan(wiphy, ndev, request, NULL); + if (unlikely(err)) { + 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), false); + 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; + + CHECK_SYS_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 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; + bool rollback_lock = false; + + WL_TRACE(("In\n")); + CHECK_SYS_UP(wl); + if (params->bssid) { + WL_ERR(("Invalid bssid\n")); + return -EOPNOTSUPP; + } + bss = cfg80211_get_ibss(wiphy, NULL, params->ssid, params->ssid_len); + if (!bss) { + 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); + /* to allow scan_inform to propagate to cfg80211 plane */ + if (rtnl_is_locked()) { + rtnl_unlock(); + rollback_lock = true; + } + + /* wait 4 secons till scan done.... */ + schedule_timeout_interruptible(4 * HZ); + if (rollback_lock) + rtnl_lock(); + bss = cfg80211_get_ibss(wiphy, NULL, + params->ssid, params->ssid_len); + } + if (bss) { + wl->ibss_starter = false; + WL_DBG(("Found IBSS\n")); + } else { + wl->ibss_starter = true; + } + chan = params->channel; + if (chan) + wl->channel = ieee80211_frequency_to_channel(chan->center_freq); + /* + * 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); + else + memset(&join_params.params.bssid, 0, ETHER_ADDR_LEN); + + err = wldev_ioctl(dev, WLC_SET_SSID, &join_params, + sizeof(join_params), false); + if (unlikely(err)) { + WL_ERR(("Error (%d)\n", err)); + return err; + } + 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; + + CHECK_SYS_UP(wl); + wl_link_down(wl); + + 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 = wl_cfgp2p_find_idx(wl, dev); + + 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; + +#ifdef BCMWAPI_WPI + if (sme->crypto.wpa_versions & NL80211_WAPI_VERSION_1) { + WL_DBG((" * wl_set_wpa_version, set wpa_auth" + " to WPA_AUTH_WAPI 0x400")); + val = WAPI_AUTH_PSK | WAPI_AUTH_UNSPECIFIED; + } +#endif + 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; +} + +#ifdef BCMWAPI_WPI +static s32 +wl_set_set_wapi_ie(struct net_device *dev, struct cfg80211_connect_params *sme) +{ + struct wl_priv *wl = wlcfg_drv_priv; + s32 err = 0; + s32 bssidx = wl_cfgp2p_find_idx(wl, dev); + + WL_DBG((" %s \n", __FUNCTION__)); + + if (sme->crypto.wpa_versions & NL80211_WAPI_VERSION_1) { + err = wldev_iovar_setbuf_bsscfg(dev, "wapiie", sme->ie, + sme->ie_len, wl->ioctl_buf, WLC_IOCTL_MAXLEN, bssidx, &wl->ioctl_buf_sync); + + if (unlikely(err)) { + WL_ERR(("===> set_wapi_ie Error (%d)\n", err)); + return err; + } + } else + WL_DBG((" * skip \n")); + return err; +} +#endif /* BCMWAPI_WPI */ + +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 = wl_cfgp2p_find_idx(wl, dev); + switch (sme->auth_type) { + case NL80211_AUTHTYPE_OPEN_SYSTEM: + val = 0; + WL_DBG(("open system\n")); + break; + case NL80211_AUTHTYPE_SHARED_KEY: + val = 1; + WL_DBG(("shared key\n")); + break; + case NL80211_AUTHTYPE_AUTOMATIC: + val = 2; + WL_DBG(("automatic\n")); + break; + case NL80211_AUTHTYPE_NETWORK_EAP: + WL_DBG(("network eap\n")); + 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; +#ifdef BCMWAPI_WPI + s32 val = 0; +#endif + s32 bssidx = wl_cfgp2p_find_idx(wl, dev); + + 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: + pval = AES_ENABLED; + break; + case WLAN_CIPHER_SUITE_AES_CMAC: + pval = AES_ENABLED; + break; +#ifdef BCMWAPI_WPI + case WLAN_CIPHER_SUITE_SMS4: + val = SMS4_ENABLED; + pval = SMS4_ENABLED; + break; +#endif + 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; +#ifdef BCMWAPI_WPI + case WLAN_CIPHER_SUITE_SMS4: + val = SMS4_ENABLED; + gval = SMS4_ENABLED; + break; +#endif + 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)) { + err = wldev_iovar_setint_bsscfg(dev, "wsec", 4, bssidx); + } else { +#ifdef BCMWAPI_WPI + if (sme->crypto.cipher_group == WLAN_CIPHER_SUITE_SMS4) { + WL_DBG((" NO, is_wps_conn, WAPI set to SMS4_ENABLED")); + err = wldev_iovar_setint_bsscfg(dev, "wsec", val, bssidx); + } else { +#endif + WL_DBG((" NO, is_wps_conn, Set pval | gval to WSEC")); + err = wldev_iovar_setint_bsscfg(dev, "wsec", + pval | gval, bssidx); +#ifdef BCMWAPI_WPI + } +#endif + } + 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 = wl_cfgp2p_find_idx(wl, dev); + + 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; + } + } +#ifdef BCMWAPI_WPI + else if (val & (WAPI_AUTH_PSK | WAPI_AUTH_UNSPECIFIED)) { + switch (sme->crypto.akm_suites[0]) { + case WLAN_AKM_SUITE_WAPI_CERT: + val = WAPI_AUTH_UNSPECIFIED; + break; + case WLAN_AKM_SUITE_WAPI_PSK: + val = WAPI_AUTH_PSK; + break; + default: + WL_ERR(("invalid cipher group (%d)\n", + sme->crypto.cipher_group)); + return -EINVAL; + } + } +#endif + 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 = wl_cfgp2p_find_idx(wl, dev); + + 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 | +#ifdef BCMWAPI_WPI + NL80211_WPA_VERSION_2 | NL80211_WAPI_VERSION_1)) && +#else + NL80211_WPA_VERSION_2)) && +#endif + (sec->cipher_pairwise & (WLAN_CIPHER_SUITE_WEP40 | +#ifdef BCMWAPI_WPI + WLAN_CIPHER_SUITE_WEP104 | WLAN_CIPHER_SUITE_SMS4))) +#else + WLAN_CIPHER_SUITE_WEP104))) +#endif + { + 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; +#ifdef BCMWAPI_WPI + case WLAN_CIPHER_SUITE_SMS4: + key.algo = CRYPTO_ALGO_SMS4; + break; +#endif + 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_OPEN_SYSTEM) { + WL_DBG(("set auth_type to shared key\n")); + val = 1; /* 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; +} + +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; + s32 err = 0; + wpa_ie_fixed_t *wpa_ie; + wpa_ie_fixed_t *wps_ie; + bcm_tlv_t *wpa2_ie; + u8* wpaie = 0; + u32 wpaie_len = 0; + u32 wpsie_len = 0; + u32 chan_cnt = 0; + u8 wpsie[IE_MAX_LEN]; + struct ether_addr bssid; + WL_DBG(("In\n")); + CHECK_SYS_UP(wl); + + /* + * Cancel ongoing scan to sync up with sme state machine of cfg80211. + */ + if (wl->scan_request) { + wl_notify_escan_complete(wl, dev, true, true); + } + /* Clean BSSID */ + bzero(&bssid, sizeof(bssid)); + wl_update_prof(wl, dev, NULL, (void *)&bssid, WL_PROF_BSSID); + + if (IS_P2P_SSID(sme->ssid) && (dev != wl_to_prmry_ndev(wl))) { + /* we only allow to connect using virtual interface in case of P2P */ + if (p2p_is_on(wl) && is_wps_conn(sme)) { + WL_DBG(("ASSOC1 p2p index : %d sme->ie_len %d\n", + wl_cfgp2p_find_idx(wl, dev), sme->ie_len)); + /* Have to apply WPS IE + P2P IE in assoc req frame */ + wl_cfgp2p_set_management_ie(wl, dev, + wl_cfgp2p_find_idx(wl, dev), VNDR_IE_PRBREQ_FLAG, + wl_to_p2p_bss_saved_ie(wl, P2PAPI_BSSCFG_DEVICE).p2p_probe_req_ie, + wl_to_p2p_bss_saved_ie(wl, + P2PAPI_BSSCFG_DEVICE).p2p_probe_req_ie_len); + wl_cfgp2p_set_management_ie(wl, dev, wl_cfgp2p_find_idx(wl, dev), + VNDR_IE_ASSOCREQ_FLAG, sme->ie, sme->ie_len); + } else if (p2p_is_on(wl) && (sme->crypto.wpa_versions & NL80211_WPA_VERSION_2)) { + /* This is the connect req after WPS is done [credentials exchanged] + * currently identified with WPA_VERSION_2 . + * Update the previously set IEs with + * the newly received IEs from Supplicant. This will remove the WPS IE from + * the Assoc Req. + */ + WL_DBG(("ASSOC2 p2p index : %d sme->ie_len %d\n", + wl_cfgp2p_find_idx(wl, dev), sme->ie_len)); + wl_cfgp2p_set_management_ie(wl, dev, wl_cfgp2p_find_idx(wl, dev), + 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); + } + + /* find the WPSIE */ + memset(wpsie, 0, sizeof(wpsie)); + if ((wps_ie = wl_cfgp2p_find_wpsie((u8 *)sme->ie, + sme->ie_len)) != NULL) { + wpsie_len = wps_ie->length +WPA_RSN_IE_TAG_FIXED_LEN; + memcpy(wpsie, wps_ie, wpsie_len); + } else { + wpsie_len = 0; + } + err = wl_cfgp2p_set_management_ie(wl, dev, -1, + VNDR_IE_ASSOCREQ_FLAG, wpsie, wpsie_len); + if (unlikely(err)) { + return err; + } + } + if (unlikely(!sme->ssid)) { + WL_ERR(("Invalid ssid\n")); + return -EOPNOTSUPP; + } + if (chan) { + wl->channel = ieee80211_frequency_to_channel(chan->center_freq); + chan_cnt = 1; + WL_DBG(("channel (%d), center_req (%d)\n", wl->channel, + chan->center_freq)); + } else + wl->channel = 0; +#ifdef BCMWAPI_WPI + WL_DBG(("1. enable wapi auth\n")); + if (sme->crypto.wpa_versions & NL80211_WAPI_VERSION_1) { + WL_DBG(("2. set wapi ie \n")); + err = wl_set_set_wapi_ie(dev, sme); + if (unlikely(err)) + return err; + } else + WL_DBG(("2. Not wapi ie \n")); +#endif + 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; + } +#ifdef BCMWAPI_WPI + if (sme->crypto.wpa_versions & NL80211_WAPI_VERSION_1) + WL_DBG(("4. WAPI Dont Set wl_set_auth_type\n")); + else { + WL_DBG(("4. wl_set_auth_type\n")); +#endif + err = wl_set_auth_type(dev, sme); + if (unlikely(err)) { + WL_ERR(("Invalid auth type\n")); + return err; + } +#ifdef BCMWAPI_WPI + } +#endif + + 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); + ext_join_params->ssid.SSID_len = htod32(ext_join_params->ssid.SSID_len); + /* Set up join scan parameters */ + ext_join_params->scan.scan_type = -1; + ext_join_params->scan.nprobes = 2; + /* increate dwell time to receive probe response or detect Beacon + * from target AP at a noisy air only during connect command + */ + ext_join_params->scan.active_time = WL_SCAN_ACTIVE_TIME*3; + ext_join_params->scan.passive_time = WL_SCAN_PASSIVE_TIME*3; + 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); + err = wldev_iovar_setbuf_bsscfg(dev, "join", ext_join_params, join_params_size, + wl->ioctl_buf, WLC_IOCTL_MAXLEN, wl_cfgp2p_find_idx(wl, dev), &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 %d\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)); + CHECK_SYS_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 (wl->scan_request) { + wl_notify_escan_complete(wl, dev, true, true); + } + 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; +} + +static s32 +wl_cfg80211_set_tx_power(struct wiphy *wiphy, + enum nl80211_tx_power_setting type, s32 dbm) +{ + + struct wl_priv *wl = wiphy_priv(wiphy); + struct net_device *ndev = wl_to_prmry_ndev(wl); + u16 txpwrmw; + s32 err = 0; + s32 disable = 0; + + CHECK_SYS_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; + err = wldev_iovar_setint(ndev, "qtxpower", + (s32) (bcm_mw_to_qdbm(txpwrmw))); + if (unlikely(err)) { + WL_ERR(("qtxpower error (%d)\n", err)); + return err; + } + wl->conf->tx_power = dbm; + + return err; +} + +static s32 wl_cfg80211_get_tx_power(struct wiphy *wiphy, s32 *dbm) +{ + struct wl_priv *wl = wiphy_priv(wiphy); + struct net_device *ndev = wl_to_prmry_ndev(wl); + s32 txpwrdbm; + u8 result; + s32 err = 0; + + CHECK_SYS_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 = wl_cfgp2p_find_idx(wl, dev); + + WL_DBG(("key index (%d)\n", key_idx)); + CHECK_SYS_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; + } + 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 = wl_cfgp2p_find_idx(wl, dev); + s32 mode = wl_get_mode_by_netdev(wl, dev); + 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); + 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; +#ifdef BCMWAPI_WPI + case WLAN_CIPHER_SUITE_SMS4: + key.algo = CRYPTO_ALGO_SMS4; + WL_DBG(("WLAN_CIPHER_SUITE_SMS4\n")); + break; +#endif + default: + WL_ERR(("Invalid cipher (0x%x)\n", params->cipher)); + return -EINVAL; + } + swap_key_from_BE(&key); +#if defined(CONFIG_WIRELESS_EXT) + dhd_wait_pend8021x(dev); +#endif + 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)); + CHECK_SYS_UP(wl); + + bssidx = wl_cfgp2p_find_idx(wl, dev); + + if (mac_addr) { + 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; +#ifdef BCMWAPI_WPI + case WLAN_CIPHER_SUITE_SMS4: + key.algo = CRYPTO_ALGO_SMS4; + WL_DBG(("WLAN_CIPHER_SUITE_SMS4\n")); + val = SMS4_ENABLED; + break; +#endif /* BCMWAPI_WPI */ + default: + WL_ERR(("Invalid cipher (0x%x)\n", params->cipher)); + return -EINVAL; + } + + /* 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)) { + 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 = wl_cfgp2p_find_idx(wl, dev); + + WL_DBG(("Enter\n")); + CHECK_SYS_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); + 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 = wl_cfgp2p_find_idx(wl, dev); + + WL_DBG(("key index (%d)\n", key_idx)); + CHECK_SYS_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); + + 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; +#ifdef BCMWAPI_WPI + case WLAN_CIPHER_SUITE_SMS4: + key.algo = CRYPTO_ALGO_SMS4; + WL_DBG(("WLAN_CIPHER_SUITE_SMS4\n")); + break; +#endif + 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) + s8 eabuf[ETHER_ADDR_STR_LEN]; +#endif + dhd_pub_t *dhd = (dhd_pub_t *)(wl->pub); + CHECK_SYS_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_MAXLEN, &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) + 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) { + u8 *curmacp = wl_read_prof(wl, dev, WL_PROF_BSSID); + if (!wl_get_drv_status(wl, CONNECTED, dev) || + (dhd_is_associated(dhd, NULL) == FALSE)) { + WL_ERR(("NOT assoc\n")); + err = -ENODEV; + goto get_station_err; + } + if (memcmp(mac, curmacp, ETHER_ADDR_LEN)) { + WL_ERR(("Wrong Mac address: "MACSTR" != "MACSTR"\n", + MAC2STR(mac), MAC2STR(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 { + rate = dtoh32(rate); + sinfo->filled |= STATION_INFO_TX_BITRATE; + sinfo->txrate.legacy = rate * 5; + WL_DBG(("Rate %d Mbps\n", (rate / 2))); + } + + 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); + sinfo->filled |= STATION_INFO_SIGNAL; + sinfo->signal = rssi; + WL_DBG(("RSSI %d dBm\n", rssi)); + +get_station_err: + if (err) { + /* Disconnect due to zero BSSID or error to get RSSI */ + WL_ERR(("force cfg80211_disconnected\n")); + wl_clr_drv_status(wl, CONNECTED, dev); + cfg80211_disconnected(dev, 0, NULL, 0, GFP_KERNEL); + wl_link_down(wl); + } + } + + 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); + + CHECK_SYS_UP(wl); + + if (wl->p2p_net == dev) { + return err; + } + + pm = PM_OFF; /* enabled ? PM_FAST : PM_OFF; */ + /* Do not enable the power save after assoc if it is p2p interface */ + if (wl->p2p && wl->p2p->vif_created) { + WL_DBG(("Do not enable the power save for p2p interfaces even after assoc\n")); + pm = PM_OFF; + } + pm = htod32(pm); + WL_DBG(("power save %s\n", (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) +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; + + CHECK_SYS_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; + s32 err = 0; + int i; + + CHECK_SYS_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; + CHECK_SYS_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(("%s: mem alloc failed (%d bytes)\n", __func__, 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; +} + +static s32 +wl_cfg80211_remain_on_channel(struct wiphy *wiphy, struct net_device *dev, + struct ieee80211_channel * channel, + enum nl80211_channel_type channel_type, + unsigned int duration, u64 *cookie) +{ + s32 target_channel; + u32 id; + struct ether_addr primary_mac; + struct net_device *ndev = NULL; + + s32 err = BCME_OK; + struct wl_priv *wl = wiphy_priv(wiphy); + WL_DBG(("Enter, netdev_ifidx: %d \n", dev->ifindex)); + + if (wl->p2p_net == dev) { + ndev = wl_to_prmry_ndev(wl); + } else { + ndev = dev; + } + + if (wl_get_drv_status(wl, SCANNING, ndev)) { + wl_notify_escan_complete(wl, ndev, true, true); + } + + target_channel = ieee80211_frequency_to_channel(channel->center_freq); + memcpy(&wl->remain_on_chan, channel, sizeof(struct ieee80211_channel)); + wl->remain_on_chan_type = channel_type; + id = ++wl->last_roc_id; + if (id == 0) + id = ++wl->last_roc_id; + *cookie = id; + cfg80211_ready_on_channel(dev, *cookie, channel, + channel_type, duration, GFP_KERNEL); + if (wl->p2p && !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; + err = wl_cfgp2p_enable_discovery(wl, ndev, NULL, 0); + + if (unlikely(err)) { + goto exit; + } + } + if (p2p_is_on(wl)) + wl_cfgp2p_discover_listen(wl, target_channel, duration); + + +exit: + return err; +} + +static s32 +wl_cfg80211_cancel_remain_on_channel(struct wiphy *wiphy, struct net_device *dev, + u64 cookie) +{ + s32 err = 0; + WL_DBG((" enter ) netdev_ifidx: %d \n", dev->ifindex)); + return err; +} +static s32 +wl_cfg80211_send_pending_tx_act_frm(struct wl_priv *wl) +{ + wl_af_params_t *tx_act_frm; + struct net_device *dev = wl->afx_hdl->dev; + if (!p2p_is_on(wl)) + return -1; + + if (dev == wl->p2p_net) { + dev = wl_to_prmry_ndev(wl); + } + + tx_act_frm = wl->afx_hdl->pending_tx_act_frm; + WL_DBG(("Sending the action frame\n")); + wl->afx_hdl->pending_tx_act_frm = NULL; + if (tx_act_frm != NULL) { + /* Suspend P2P discovery's search-listen to prevent it from + * starting a scan or changing the channel. + */ + wl_clr_drv_status(wl, SENDING_ACT_FRM, wl->afx_hdl->dev); + wl_clr_drv_status(wl, SCANNING, wl->afx_hdl->dev); + wl_notify_escan_complete(wl, dev, true, true); + wl_cfgp2p_discover_enable_search(wl, false); + tx_act_frm->channel = wl->afx_hdl->peer_chan; + wl->afx_hdl->ack_recv = (wl_cfgp2p_tx_action_frame(wl, dev, + tx_act_frm, wl->afx_hdl->bssidx)) ? false : true; + } + return 0; +} +static void +wl_cfg80211_afx_handler(struct work_struct *work) +{ + struct afx_hdl *afx_instance; + struct wl_priv *wl = wlcfg_drv_priv; + afx_instance = container_of(work, struct afx_hdl, work); + if (afx_instance != NULL) { + wl_cfgp2p_act_frm_search(wl, wl->afx_hdl->dev, + wl->afx_hdl->bssidx, 0); + } +} + +static bool +wl_cfg80211_send_at_common_channel(struct wl_priv *wl, + struct net_device *dev, + wl_af_params_t *af_params) +{ + WL_DBG((" enter ) \n")); + /* initialize afx_hdl */ + wl->afx_hdl->pending_tx_act_frm = af_params; + wl->afx_hdl->bssidx = wl_cfgp2p_find_idx(wl, dev); + wl->afx_hdl->dev = dev; + wl->afx_hdl->retry = 0; + wl->afx_hdl->peer_chan = WL_INVALID; + wl->afx_hdl->ack_recv = false; + memcpy(wl->afx_hdl->pending_tx_dst_addr.octet, + af_params->action_frame.da.octet, + sizeof(wl->afx_hdl->pending_tx_dst_addr.octet)); + /* Loop to wait until we have sent the pending tx action frame or the + * pending action frame tx is cancelled. + */ + while ((wl->afx_hdl->retry < WL_CHANNEL_SYNC_RETRY) && + (wl->afx_hdl->peer_chan == WL_INVALID)) { + wl_set_drv_status(wl, SENDING_ACT_FRM, dev); + wl_set_drv_status(wl, SCANNING, dev); + WL_DBG(("Scheduling the action frame for sending.. retry %d\n", + wl->afx_hdl->retry)); + /* Do find_peer_for_action */ + schedule_work(&wl->afx_hdl->work); + wait_for_completion(&wl->act_frm_scan); + wl->afx_hdl->retry++; + } + if (wl->afx_hdl->peer_chan != WL_INVALID) + wl_cfg80211_send_pending_tx_act_frm(wl); + else { + WL_ERR(("Couldn't find the peer after %d retries\n", + wl->afx_hdl->retry)); + } + wl->afx_hdl->dev = NULL; + wl->afx_hdl->bssidx = WL_INVALID; + wl_clr_drv_status(wl, SENDING_ACT_FRM, dev); + if (wl->afx_hdl->ack_recv) + return true; /* ACK */ + else + return false; /* NO ACK */ +} + +static s32 +wl_cfg80211_mgmt_tx(struct wiphy *wiphy, struct net_device *ndev, + 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) + bool no_cck, +#endif +#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0) + bool dont_wait_for_ack, +#endif + u64 *cookie) +{ + wl_action_frame_t *action_frame; + wl_af_params_t *af_params; + wifi_p2p_ie_t *p2p_ie; + wpa_ie_fixed_t *wps_ie; + scb_val_t scb_val; + wifi_wfd_ie_t *wfd_ie; + 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 p2pie_len = 0; + u32 wpsie_len = 0; + u32 wfdie_len = 0; + u32 id; + u32 retry = 0; + bool ack = false; + 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; + s8 eabuf[ETHER_ADDR_STR_LEN]; + + WL_DBG(("Enter \n")); + + if (ndev == wl->p2p_net) { + dev = wl_to_prmry_ndev(wl); + } else { + /* If TX req is for any valid ifidx. Use as is */ + dev = ndev; + } + + /* find bssidx based on ndev */ + bssidx = wl_cfgp2p_find_idx(wl, dev); + if (bssidx == -1) { + + WL_ERR(("Can not find the bssidx for dev( %p )\n", dev)); + return -ENODEV; + } + 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 ((p2p_ie = wl_cfgp2p_find_p2pie((u8 *)(buf + ie_offset), ie_len)) + != NULL) { + /* Total length of P2P Information Element */ + p2pie_len = p2p_ie->len + sizeof(p2p_ie->len) + sizeof(p2p_ie->id); + } + if ((wfd_ie = wl_cfgp2p_find_wfdie((u8 *)(buf + ie_offset), ie_len)) + != NULL) { + /* Total length of WFD Information Element */ + wfdie_len = wfd_ie->len + sizeof(wfd_ie->len) + sizeof(wfd_ie->id); + } + if ((wps_ie = wl_cfgp2p_find_wpsie((u8 *)(buf + ie_offset), ie_len)) + != NULL) { + /* Order of Vendor IE is 1) WPS IE + + * 2) P2P IE created by supplicant + * So, it is ok to find start address of WPS IE + * to save IEs + */ + wpsie_len = wps_ie->length + sizeof(wps_ie->length) + + sizeof(wps_ie->tag); + wl_cfgp2p_set_management_ie(wl, dev, bssidx, + VNDR_IE_PRBRSP_FLAG, + (u8 *)wps_ie, wpsie_len + p2pie_len + wfdie_len); + } + cfg80211_mgmt_tx_status(ndev, *cookie, buf, len, true, GFP_KERNEL); + goto exit; + } else if (ieee80211_is_disassoc(mgmt->frame_control) || + ieee80211_is_deauth(mgmt->frame_control)) { + memcpy(scb_val.ea.octet, mgmt->da, ETH_ALEN); + scb_val.val = mgmt->u.disassoc.reason_code; + wldev_ioctl(dev, WLC_SCB_DEAUTHENTICATE_FOR_REASON, &scb_val, + sizeof(scb_val_t), true); + WL_DBG(("Disconnect STA : %s\n", + bcm_ether_ntoa((const struct ether_addr *)mgmt->da, eabuf))); + cfg80211_mgmt_tx_status(ndev, *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. + */ + wl_notify_escan_complete(wl, dev, true, true); + + } + + } 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); + + if (channel->band == IEEE80211_BAND_5GHZ) { + WL_DBG(("5GHz channel %d", af_params->channel)); + err = wldev_ioctl(dev, WLC_SET_CHANNEL, + &af_params->channel, sizeof(af_params->channel), true); + if (err < 0) { + WL_ERR(("WLC_SET_CHANNEL error %d\n", err)); + } + } + + /* Add the 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); + if (wl_cfgp2p_is_pub_action(action_frame->data, action_frame->len)) { + act_frm = (wifi_p2p_pub_act_frame_t *) (action_frame->data); + WL_DBG(("P2P PUB action_frame->len: %d chan %d category %d subtype %d\n", + action_frame->len, af_params->channel, + act_frm->category, act_frm->subtype)); + } else if (wl_cfgp2p_is_p2p_action(action_frame->data, action_frame->len)) { + p2p_act_frm = (wifi_p2p_action_frame_t *) (action_frame->data); + WL_DBG(("P2P action_frame->len: %d chan %d category %d subtype %d\n", + action_frame->len, af_params->channel, + p2p_act_frm->category, p2p_act_frm->subtype)); + } else if (wl_cfgp2p_is_gas_action(action_frame->data, action_frame->len)) { + sd_act_frm = (wifi_p2psd_gas_pub_act_frame_t *) (action_frame->data); + WL_DBG(("Service Discovery action_frame->len: %d chan %d category %d action %d\n", + action_frame->len, af_params->channel, + sd_act_frm->category, sd_act_frm->action)); + + } + wl_cfgp2p_print_actframe(true, action_frame->data, action_frame->len); + /* + * To make sure to send successfully action frame, we have to turn off mpc + */ + + if (act_frm && ((act_frm->subtype == P2P_PAF_GON_REQ) || + (act_frm->subtype == P2P_PAF_GON_RSP) || + (act_frm->subtype == P2P_PAF_GON_CONF) || + (act_frm->subtype == P2P_PAF_PROVDIS_REQ))) { + wldev_iovar_setint(dev, "mpc", 0); + } + + if (act_frm && act_frm->subtype == P2P_PAF_DEVDIS_REQ) { + af_params->dwell_time = WL_LONG_DWELL_TIME; + } else if (act_frm && + (act_frm->subtype == P2P_PAF_PROVDIS_REQ || + act_frm->subtype == P2P_PAF_PROVDIS_RSP || + act_frm->subtype == P2P_PAF_GON_RSP)) { + af_params->dwell_time = WL_MED_DWELL_TIME; + } + + if (IS_P2P_SOCIAL(af_params->channel) && + (IS_P2P_PUB_ACT_REQ(act_frm, action_frame->len) || + IS_GAS_REQ(sd_act_frm, action_frame->len)) && + wl_to_p2p_bss_saved_ie(wl, P2PAPI_BSSCFG_DEVICE).p2p_probe_req_ie_len) { + /* channel offload require P2P IE for Probe request + * otherwise, we will use wl_cfgp2p_tx_action_frame directly. + * channel offload for action request frame + */ + + /* channel offload for action request frame */ + ack = wl_cfg80211_send_at_common_channel(wl, dev, af_params); + } else { + ack = (wl_cfgp2p_tx_action_frame(wl, dev, af_params, bssidx)) ? false : true; + if (!ack) { + if (wl_to_p2p_bss_saved_ie(wl, P2PAPI_BSSCFG_DEVICE).p2p_probe_req_ie_len) { + /* if the NO ACK occurs, the peer device will be on + * listen channel of the peer + * So, we have to find the peer and send action frame on + * that channel. + */ + ack = wl_cfg80211_send_at_common_channel(wl, dev, af_params); + } else { + for (retry = 0; retry < WL_CHANNEL_SYNC_RETRY; retry++) { + ack = (wl_cfgp2p_tx_action_frame(wl, dev, + af_params, bssidx)) ? false : true; + if (ack) + break; + } + + } + + } + + } + cfg80211_mgmt_tx_status(ndev, *cookie, buf, len, ack, GFP_KERNEL); + if (act_frm && act_frm->subtype == P2P_PAF_GON_CONF) { + wldev_iovar_setint(dev, "mpc", 1); + } + kfree(af_params); +exit: + return err; +} + + +static void +wl_cfg80211_mgmt_frame_register(struct wiphy *wiphy, struct net_device *dev, + u16 frame_type, bool reg) +{ + + WL_DBG(("%s: frame_type: %x, reg: %d\n", __func__, 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 channel; + s32 err = BCME_OK; + struct wl_priv *wl = wiphy_priv(wiphy); + + if (wl->p2p_net == dev) { + dev = wl_to_prmry_ndev(wl); + } + channel = ieee80211_frequency_to_channel(chan->center_freq); + WL_DBG(("netdev_ifidx(%d), chan_type(%d) target channel(%d) \n", + dev->ifindex, channel_type, channel)); + err = wldev_ioctl(dev, WLC_SET_CHANNEL, &channel, sizeof(channel), true); + if (err < 0) { + WL_ERR(("WLC_SET_CHANNEL error %d chip may not be supporting this channel\n", err)); + } + 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; + u8* tmp; + wpa_suite_mcast_t *mcast; + wpa_suite_ucast_t *ucast; + wpa_suite_auth_key_mgmt_t *mgmt; + 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]; + tmp = mcast->oui; + switch (tmp[DOT11_OUI_LEN]) { + 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; +#ifdef BCMWAPI_WPI + case WAPI_CIPHER_SMS4: + gval = SMS4_ENABLED; + break; +#endif + default: + WL_ERR(("No Security Info\n")); + break; + } + len -= WPA_SUITE_LEN; + /* check the unicast cipher */ + ucast = (wpa_suite_ucast_t *)&mcast[1]; + ltoh16_ua(&ucast->count); + tmp = ucast->list[0].oui; + switch (tmp[DOT11_OUI_LEN]) { + 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; +#ifdef BCMWAPI_WPI + case WAPI_CIPHER_SMS4: + pval = SMS4_ENABLED; + break; +#endif + default: + WL_ERR(("No Security Info\n")); + } + /* FOR WPS , set SEC_OW_ENABLED */ + wsec = (pval | gval | SES_OW_ENABLED); + /* check the AKM */ + mgmt = (wpa_suite_auth_key_mgmt_t *)&ucast->list[1]; + ltoh16_ua(&mgmt->count); + tmp = (u8 *)&mgmt->list[0]; + switch (tmp[DOT11_OUI_LEN]) { + 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")); + } + /* 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; +} + +#if 0 +static s32 +wl_cfg80211_add_set_beacon(struct wiphy *wiphy, struct net_device *dev, + struct beacon_parameters *info) +{ + s32 err = BCME_OK; + bcm_tlv_t *ssid_ie; + wlc_ssid_t ssid; + struct wl_priv *wl = wiphy_priv(wiphy); + struct wl_join_params join_params; + wpa_ie_fixed_t *wps_ie; + wpa_ie_fixed_t *wpa_ie; + bcm_tlv_t *wpa2_ie; + wifi_p2p_ie_t *p2p_ie; + wifi_wfd_ie_t *wfd_ie; + bool is_bssup = false; + bool update_bss = false; + bool pbc = false; + u16 wpsie_len = 0; + u16 p2pie_len = 0; + u32 wfdie_len = 0; + u8 beacon_ie[IE_MAX_LEN]; + s32 ie_offset = 0; + s32 bssidx = 0; + s32 infra = 1; + s32 join_params_size = 0; + s32 ap = 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 (wl->p2p_net == dev) { + dev = wl_to_prmry_ndev(wl); + } + + bssidx = wl_cfgp2p_find_idx(wl, dev); + if (p2p_is_on(wl) && + (bssidx == wl_to_p2p_bss_bssidx(wl, + P2PAPI_BSSCFG_CONNECTION))) { + memset(beacon_ie, 0, sizeof(beacon_ie)); + /* We don't need to set beacon for P2P_GO, + * but need to parse ssid from beacon_parameters + * because there is no way to set ssid + */ + 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) { + memcpy(wl->p2p->ssid.SSID, ssid_ie->data, ssid_ie->len); + wl->p2p->ssid.SSID_len = ssid_ie->len; + WL_DBG(("SSID (%s) in Head \n", ssid_ie->data)); + + } else { + WL_ERR(("No SSID in beacon \n")); + } + + /* find the WPSIE */ + if ((wps_ie = wl_cfgp2p_find_wpsie((u8 *)info->tail, info->tail_len)) != NULL) { + wpsie_len = wps_ie->length + WPA_RSN_IE_TAG_FIXED_LEN; + /* + * Should be compared with saved ie before saving it + */ + wl_validate_wps_ie((char *) wps_ie, &pbc); + memcpy(beacon_ie, wps_ie, wpsie_len); + } else { + WL_ERR(("No WPSIE in beacon \n")); + } + + + /* find the P2PIE */ + if ((p2p_ie = wl_cfgp2p_find_p2pie((u8 *)info->tail, info->tail_len)) != NULL) { + /* Total length of P2P Information Element */ + p2pie_len = p2p_ie->len + sizeof(p2p_ie->len) + sizeof(p2p_ie->id); + memcpy(&beacon_ie[wpsie_len], p2p_ie, p2pie_len); + + } else { + WL_ERR(("No P2PIE in beacon \n")); + } + + /* find the WFD IEs */ + if ((wfd_ie = wl_cfgp2p_find_wfdie((u8 *)info->tail, info->tail_len)) != NULL) { + /* Total length of P2P Information Element */ + wfdie_len = wfd_ie->len + sizeof(wfd_ie->len) + sizeof(wfd_ie->id); + if ((wpsie_len + p2pie_len + wfdie_len) < IE_MAX_LEN) { + memcpy(&beacon_ie[wpsie_len + p2pie_len], wfd_ie, wfdie_len); + } else { + WL_ERR(("Found WFD IE but there is no space, (%d)(%d)(%d)\n", + wpsie_len, p2pie_len, wfdie_len)); + wfdie_len = 0; + } + } else { + WL_ERR(("No WFDIE in beacon \n")); + } + /* add WLC_E_PROBREQ_MSG event to respose probe_request from STA */ + wl_add_remove_eventmsg(dev, WLC_E_PROBREQ_MSG, pbc); + wl_cfgp2p_set_management_ie(wl, dev, bssidx, VNDR_IE_BEACON_FLAG, + beacon_ie, wpsie_len + p2pie_len + wfdie_len); + + /* find the RSN_IE */ + if ((wpa2_ie = bcm_parse_tlvs((u8 *)info->tail, info->tail_len, + DOT11_MNG_RSN_ID)) != NULL) { + WL_DBG((" WPA2 IE is found\n")); + } + is_bssup = wl_cfgp2p_bss_isup(dev, bssidx); + + if (!is_bssup && (wpa2_ie != NULL)) { + wldev_iovar_setint(dev, "mpc", 0); + if ((err = wl_validate_wpa2ie(dev, wpa2_ie, bssidx)) < 0) { + WL_ERR(("WPA2 IE parsing error")); + 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; + } + 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; + } + if ((err = wl_cfgp2p_bss(wl, dev, bssidx, 1)) < 0) { + WL_ERR(("GO Bring up error %d\n", err)); + goto exit; + } + } + } else if (wl_get_drv_status(wl, AP_CREATING, dev)) { + ie_offset = DOT11_MGMT_HDR_LEN + DOT11_BCN_PRB_FIXED_LEN; + ap = 1; + /* find the SSID */ + if ((ssid_ie = bcm_parse_tlvs((u8 *)&info->head[ie_offset], + info->head_len - ie_offset, + DOT11_MNG_SSID_ID)) != NULL) { + memset(&ssid, 0, sizeof(wlc_ssid_t)); + memcpy(ssid.SSID, ssid_ie->data, ssid_ie->len); + WL_DBG(("SSID is (%s) in Head \n", ssid.SSID)); + ssid.SSID_len = ssid_ie->len; + wldev_iovar_setint(dev, "mpc", 0); + wldev_ioctl(dev, WLC_DOWN, &ap, sizeof(s32), true); + wldev_ioctl(dev, WLC_SET_INFRA, &infra, sizeof(s32), true); + if ((err = wldev_ioctl(dev, WLC_SET_AP, &ap, sizeof(s32), true)) < 0) { + WL_ERR(("setting AP mode failed %d \n", err)); + return err; + } + /* find the RSN_IE */ + if ((wpa2_ie = bcm_parse_tlvs((u8 *)info->tail, info->tail_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 *)info->tail, + info->tail_len)) != NULL) { + WL_DBG((" WPA IE is found\n")); + } + if ((wpa_ie != NULL || wpa2_ie != NULL)) { + if (wl_validate_wpa2ie(dev, wpa2_ie, bssidx) < 0 || + wl_validate_wpaie(dev, 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 (wpa_ie != NULL) { + /* WPAIE */ + wl->ap_info->rsn_ie = NULL; + wl->ap_info->wpa_ie = kmemdup(wpa_ie, + wpa_ie->length + WPA_RSN_IE_TAG_FIXED_LEN, + GFP_KERNEL); + } else { + /* RSNIE */ + wl->ap_info->wpa_ie = NULL; + wl->ap_info->rsn_ie = kmemdup(wpa2_ie, + wpa2_ie->len + WPA_RSN_IE_TAG_FIXED_LEN, + GFP_KERNEL); + } + } else { + wl_validate_opensecurity(dev, bssidx); + wl->ap_info->security_mode = false; + } + /* find the WPSIE */ + if ((wps_ie = wl_cfgp2p_find_wpsie((u8 *)info->tail, + info->tail_len)) != NULL) { + wpsie_len = wps_ie->length +WPA_RSN_IE_TAG_FIXED_LEN; + /* + * Should be compared with saved ie before saving it + */ + wl_validate_wps_ie((char *) wps_ie, &pbc); + memcpy(beacon_ie, wps_ie, wpsie_len); + wl_cfgp2p_set_management_ie(wl, dev, bssidx, VNDR_IE_BEACON_FLAG, + beacon_ie, wpsie_len); + wl->ap_info->wps_ie = kmemdup(wps_ie, wpsie_len, GFP_KERNEL); + /* add WLC_E_PROBREQ_MSG event to respose probe_request from STA */ + wl_add_remove_eventmsg(dev, WLC_E_PROBREQ_MSG, pbc); + } else { + WL_DBG(("No WPSIE in beacon \n")); + } + 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; + } + } + err = wldev_ioctl(dev, WLC_UP, &ap, sizeof(s32), true); + if (unlikely(err)) { + WL_ERR(("WLC_UP error (%d)\n", err)); + return err; + } + memset(&join_params, 0, sizeof(join_params)); + /* join parameters starts with ssid */ + join_params_size = sizeof(join_params.ssid); + memcpy(join_params.ssid.SSID, ssid.SSID, ssid.SSID_len); + join_params.ssid.SSID_len = htod32(ssid.SSID_len); + /* create softap */ + if ((err = wldev_ioctl(dev, WLC_SET_SSID, &join_params, + join_params_size, true)) == 0) { + wl_clr_drv_status(wl, AP_CREATING, dev); + wl_set_drv_status(wl, AP_CREATED, dev); + } + } + } else if (wl_get_drv_status(wl, AP_CREATED, dev)) { + ap = 1; + /* find the WPSIE */ + if ((wps_ie = wl_cfgp2p_find_wpsie((u8 *)info->tail, info->tail_len)) != NULL) { + wpsie_len = wps_ie->length + WPA_RSN_IE_TAG_FIXED_LEN; + /* + * Should be compared with saved ie before saving it + */ + wl_validate_wps_ie((char *) wps_ie, &pbc); + memcpy(beacon_ie, wps_ie, wpsie_len); + wl_cfgp2p_set_management_ie(wl, dev, bssidx, VNDR_IE_BEACON_FLAG, + beacon_ie, wpsie_len); + if (wl->ap_info->wps_ie && + memcmp(wl->ap_info->wps_ie, wps_ie, wpsie_len)) { + WL_DBG((" WPS IE is changed\n")); + kfree(wl->ap_info->wps_ie); + wl->ap_info->wps_ie = kmemdup(wps_ie, wpsie_len, GFP_KERNEL); + /* add WLC_E_PROBREQ_MSG event to respose probe_request from STA */ + wl_add_remove_eventmsg(dev, WLC_E_PROBREQ_MSG, pbc); + } else if (wl->ap_info->wps_ie == NULL) { + WL_DBG((" WPS IE is added\n")); + wl->ap_info->wps_ie = kmemdup(wps_ie, wpsie_len, GFP_KERNEL); + /* add WLC_E_PROBREQ_MSG event to respose probe_request from STA */ + wl_add_remove_eventmsg(dev, WLC_E_PROBREQ_MSG, pbc); + } + /* find the RSN_IE */ + if ((wpa2_ie = bcm_parse_tlvs((u8 *)info->tail, info->tail_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 *)info->tail, + info->tail_len)) != NULL) { + WL_DBG((" WPA IE is found\n")); + } + if ((wpa_ie != NULL || wpa2_ie != NULL)) { + if (!wl->ap_info->security_mode) { + /* change from open mode to security mode */ + update_bss = true; + if (wpa_ie != NULL) { + wl->ap_info->wpa_ie = kmemdup(wpa_ie, + wpa_ie->length + WPA_RSN_IE_TAG_FIXED_LEN, + GFP_KERNEL); + } else { + wl->ap_info->rsn_ie = kmemdup(wpa2_ie, + wpa2_ie->len + WPA_RSN_IE_TAG_FIXED_LEN, + GFP_KERNEL); + } + } else if (wl->ap_info->wpa_ie) { + /* change from WPA mode to WPA2 mode */ + if (wpa2_ie != NULL) { + update_bss = true; + kfree(wl->ap_info->wpa_ie); + wl->ap_info->rsn_ie = kmemdup(wpa2_ie, + wpa2_ie->len + WPA_RSN_IE_TAG_FIXED_LEN, + GFP_KERNEL); + wl->ap_info->wpa_ie = NULL; + } + else if (memcmp(wl->ap_info->wpa_ie, + wpa_ie, wpa_ie->length + + WPA_RSN_IE_TAG_FIXED_LEN)) { + kfree(wl->ap_info->wpa_ie); + update_bss = true; + wl->ap_info->wpa_ie = kmemdup(wpa_ie, + wpa_ie->length + WPA_RSN_IE_TAG_FIXED_LEN, + GFP_KERNEL); + wl->ap_info->rsn_ie = NULL; + } + } else { + /* change from WPA2 mode to WPA mode */ + if (wpa_ie != NULL) { + update_bss = true; + kfree(wl->ap_info->rsn_ie); + wl->ap_info->rsn_ie = NULL; + wl->ap_info->wpa_ie = kmemdup(wpa_ie, + wpa_ie->length + WPA_RSN_IE_TAG_FIXED_LEN, + GFP_KERNEL); + } else if (memcmp(wl->ap_info->rsn_ie, + wpa2_ie, wpa2_ie->len + WPA_RSN_IE_TAG_FIXED_LEN)) { + update_bss = true; + kfree(wl->ap_info->rsn_ie); + wl->ap_info->rsn_ie = kmemdup(wpa2_ie, + 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, wpa2_ie, bssidx) < 0 || + wl_validate_wpaie(dev, wpa_ie, bssidx) < 0) { + return BCME_ERROR; + } + wl_cfgp2p_bss(wl, dev, bssidx, 1); + } + } + } else { + WL_ERR(("No WPSIE in beacon \n")); + } + } +exit: + if (err) + wldev_iovar_setint(dev, "mpc", 1); + return err; +} +#endif + +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, + .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, + .set_channel = wl_cfg80211_set_channel, +#if 0 + .set_beacon = wl_cfg80211_add_set_beacon, + .add_beacon = wl_cfg80211_add_set_beacon, +#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; +} + +static s32 wl_setup_wiphy(struct wireless_dev *wdev, struct device *sdiofunc_dev) +{ + s32 err = 0; + 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; + wdev->wiphy->interface_modes = + BIT(NL80211_IFTYPE_STATION) + | BIT(NL80211_IFTYPE_AP) | BIT(NL80211_IFTYPE_MONITOR); + + 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) + WIPHY_FLAG_SUPPORTS_SEPARATE_DEFAULT_KEYS | +#endif + WIPHY_FLAG_4ADDR_STATION; +#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 2, 0) + wdev->wiphy->flags |= WIPHY_FLAG_SUPPORTS_FW_ROAM; +#endif + WL_DBG(("Registering custom regulatory)\n")); + wdev->wiphy->flags |= WIPHY_FLAG_CUSTOM_REGULATORY; + wiphy_apply_custom_regulatory(wdev->wiphy, &brcm_regdom); + /* 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); + } + 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; + 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 = wiphy_from_scan(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; + + if (unlikely(dtoh32(bi->length) > WL_BSS_INFO_MAX)) { + WL_DBG(("Beacon is larger than buffer. Discarding\n")); + return err; + } + notif_bss_info = kzalloc(sizeof(*notif_bss_info) + sizeof(*mgmt) + - sizeof(u8) + WL_BSS_INFO_MAX, GFP_KERNEL); + 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); + 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_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) && !defined(WL_COMPAT_WIRELESS) + 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 + channel = ieee80211_get_channel(wiphy, freq); + + 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 defined(WLP2P) && defined(WL_ENABLE_P2P_IF) + if (wl->p2p_net && wl->scan_request && + ((wl->scan_request->dev == wl->p2p_net) || + (wl->scan_request->dev == wl_to_p2p_bss_ndev(wl, P2PAPI_BSSCFG_CONNECTION)))) { +#else + if (p2p_is_on(wl) && (p2p_scan(wl) || + (wl->scan_request->dev == wl_to_p2p_bss_ndev(wl, P2PAPI_BSSCFG_CONNECTION)))) { +#endif + /* find the P2PIE, if we do not find it, we will discard this frame */ + wifi_p2p_ie_t * p2p_ie; + if ((p2p_ie = wl_cfgp2p_find_p2pie((u8 *)beacon_proberesp->variable, + wl_get_ielen(wl))) == NULL) { + WL_ERR(("Couldn't find P2PIE in probe response/beacon\n")); + kfree(notif_bss_info); + return err; + } + } + + cbss = cfg80211_inform_bss_frame(wiphy, channel, mgmt, + le16_to_cpu(notif_bss_info->frame_len), signal, GFP_KERNEL); + if (unlikely(!cbss)) { + WL_ERR(("cfg80211_inform_bss_frame error\n")); + kfree(notif_bss_info); + return -EINVAL; + } + + cfg80211_put_bss(cbss); + 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) { + return true; + } else if (event == WLC_E_LINK) { + if (!(flags & WLC_EVENT_MSG_LINK)) + 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) + bool isfree = false; + u8 *mgmt_frame; + u8 bsscfgidx = e->bsscfgidx; + s32 freq; + s32 channel; + u8 body[WL_FRAME_LEN]; + 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 /* (LINUX_VERSION_CODE < KERNEL_VERSION(3, 2, 0)) && !WL_CFG80211_STA_EVENT */ + + +#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 2, 0)) && !defined(WL_CFG80211_STA_EVENT) + memset(body, 0, sizeof(body)); + 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) + return WL_INVALID; + + if (len > WL_FRAME_LEN) { + WL_ERR(("Received frame length %d from dongle is greater than" + " allocated body buffer len %d", len, WL_FRAME_LEN)); + goto exit; + } + memcpy(body, data, len); + wldev_iovar_getbuf_bsscfg(ndev, "cur_etheraddr", + NULL, 0, wl->ioctl_buf, WLC_IOCTL_MAXLEN, 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))) + 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")); + return -EINVAL; + } +#if LINUX_VERSION_CODE == KERNEL_VERSION(2, 6, 38) && !defined(WL_COMPAT_WIRELESS) + 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) { + cfg80211_rx_mgmt(ndev, freq, 0, mgmt_frame, len, GFP_ATOMIC); + } else if (event == WLC_E_DISASSOC_IND) { + cfg80211_rx_mgmt(ndev, freq, 0, mgmt_frame, len, GFP_ATOMIC); + } else if ((event == WLC_E_DEAUTH_IND) || (event == WLC_E_DEAUTH)) { + cfg80211_rx_mgmt(ndev, freq, 0, mgmt_frame, len, GFP_ATOMIC); + } + +exit: + if (isfree) + kfree(mgmt_frame); + return err; +#else /* LINUX_VERSION_CODE < KERNEL_VERSION(3, 2, 0) && !WL_CFG80211_STA_EVENT */ + 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 /* LINUX_VERSION_CODE < KERNEL_VERSION(3, 2, 0) && !WL_CFG80211_STA_EVENT */ + return err; +} + +static s32 +wl_notify_connect_status(struct wl_priv *wl, struct net_device *ndev, + const wl_event_msg_t *e, void *data) +{ + bool act; + s32 err = 0; + u32 event = ntoh32(e->event_type); + + if (wl_get_mode_by_netdev(wl, ndev) == WL_MODE_AP) { + wl_notify_connect_status_ap(wl, ndev, e, data); + } else { + WL_DBG(("wl_notify_connect_status : event %d status : %d ndev %p\n", + ntoh32(e->event_type), ntoh32(e->status), ndev)); + if (wl_is_linkup(wl, e, ndev)) { + wl_link_up(wl); + act = true; + wl_update_prof(wl, ndev, e, &act, WL_PROF_ACT); + wl_update_prof(wl, ndev, NULL, (void *)&e->addr, WL_PROF_BSSID); + if (wl_is_ibssmode(wl, ndev)) { + printk("cfg80211_ibss_joined\n"); + cfg80211_ibss_joined(ndev, (s8 *)&e->addr, + GFP_KERNEL); + WL_DBG(("joined in IBSS network\n")); + } else { + if (!wl_get_drv_status(wl, DISCONNECTING, ndev)) { + printk("wl_bss_connect_done succeeded\n"); + 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)); + } + } + + } 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); + printk("link down, call cfg80211_disconnected\n"); + 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); + wldev_ioctl(ndev, WLC_DISASSOC, &scbval, + sizeof(scb_val_t), true); + cfg80211_disconnected(ndev, 0, 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"); + wl_bss_connect_done(wl, ndev, e, data, false); + } + wl_clr_drv_status(wl, DISCONNECTING, ndev); + + } else if (wl_is_nonetwork(wl, e)) { + printk("connect failed event=%d e->status 0x%x\n", + event, (int)ntoh32(e->status)); + /* 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__); + } + } + return err; +} + +static s32 +wl_notify_roaming_status(struct wl_priv *wl, struct net_device *ndev, + const wl_event_msg_t *e, void *data) +{ + bool act; + s32 err = 0; + u32 event = be32_to_cpu(e->event_type); + u32 status = be32_to_cpu(e->status); + WL_DBG(("Enter \n")); + 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(("%s IE size %d above max %d size \n", + __FUNCTION__, 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(("%s IE size %d above max %d size \n", + __FUNCTION__, 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(("%s join_params->params.chanspec_list[0]= %X\n", + __FUNCTION__, join_params->params.chanspec_list[0])); + + } +} + +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); + + if (wl_is_ibssmode(wl, ndev)) + return err; + + 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)) { + 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)); + ie = bss->information_elements; + ie_len = bss->len_information_elements; + beacon_interval = bss->beacon_interval; + cfg80211_put_bss(bss); + } + + 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: + 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; + + 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); + cfg80211_roamed(ndev, +#if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 39) + NULL, +#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); + s32 err = 0; + u8 *curbssid = wl_read_prof(wl, ndev, WL_PROF_BSSID); + + WL_DBG((" enter\n")); + if (wl->scan_request) { + wl_notify_escan_complete(wl, ndev, true, true); + } + if (wl_get_drv_status(wl, CONNECTING, ndev)) { + 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); + } + 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 : WLAN_STATUS_AUTH_TIMEOUT, + 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, struct net_device *ndev, + const wl_event_msg_t *e, void *data) +{ + u16 flags = ntoh16(e->flags); + enum nl80211_key_type key_type; + + 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; +} + +static s32 +wl_notify_scan_status(struct wl_priv *wl, struct net_device *ndev, + const wl_event_msg_t *e, void *data) +{ + struct channel_info channel_inform; + struct wl_scan_results *bss_list; + 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)); + + 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)) { + 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) { + WL_DBG(("cfg80211_scan_done\n")); + cfg80211_scan_done(wl->scan_request, false); + wl->scan_request = NULL; + } + spin_unlock_irqrestore(&wl->cfgdrv_lock, flags); + 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); + bcopy((const char*)pbody, offset, prebody_len); + *body_len = totlen; + return err; +} +static s32 +wl_notify_rx_mgmt_frame(struct wl_priv *wl, struct net_device *ndev, + 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 *dev = 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); + + if (wl->p2p_net == ndev) { + dev = wl_to_prmry_ndev(wl); + } else { + dev = ndev; + } + + 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) && !defined(WL_COMPAT_WIRELESS) + 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(dev, "cur_etheraddr", + NULL, 0, wl->ioctl_buf, WLC_IOCTL_MAXLEN, bsscfgidx, &wl->ioctl_buf_sync); + + wldev_ioctl(dev, WLC_GET_BSSID, &bssid, ETHER_ADDR_LEN, false); + 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(("%s: Error in receiving action frame len %d channel %d freq %d\n", + __func__, 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]); + (void) sd_act_frm; + } + wl_cfgp2p_print_actframe(false, &mgmt_frame[DOT11_MGMT_HDR_LEN], + mgmt_frame_len - DOT11_MGMT_HDR_LEN); + /* + * 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(dev, "mpc", 1); + } + } else { + mgmt_frame = (u8 *)((wl_event_rx_frame_data_t *)rxframe + 1); + } + + cfg80211_rx_mgmt(ndev, freq, 0, mgmt_frame, mgmt_frame_len, GFP_ATOMIC); + + WL_DBG(("%s: mgmt_frame_len (%d) , e->datalen (%d), channel (%d), freq (%d)\n", __func__, + mgmt_frame_len, ntoh32(e->datalen), channel, freq)); + + if (isfree) + kfree(mgmt_frame); +exit: + return 0; +} + +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_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; + +} + +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; + } + 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_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 (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); + 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 + iscan->timer_ms * HZ / 1000); + 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 + iscan->timer_ms * HZ / 1000); + 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(("%s was terminated\n", __func__)); + + return 0; +} + +static void wl_scan_timeout(unsigned long data) +{ + struct wl_priv *wl = (struct wl_priv *)data; + + if (wl->scan_request) { + WL_ERR(("timer expired\n")); + if (wl->escan_on) + wl_notify_escan_complete(wl, wl->escan_info.ndev, true, true); + else + 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; + + WL_DBG(("Enter \n")); + if (!wdev || !wl || dev == wl_to_prmry_ndev(wl)) + return NOTIFY_DONE; + switch (state) { + 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 s32 wl_notify_escan_complete(struct wl_priv *wl, + struct net_device *ndev, + bool aborted, bool fw_abort) +{ + wl_scan_params_t *params = NULL; + s32 params_size = 0; + s32 err = BCME_OK; + unsigned long flags; + struct net_device *dev; + + WL_DBG(("Enter \n")); + + if (wl->scan_request) { + if (wl->scan_request->dev == wl->p2p_net) + dev = wl_to_prmry_ndev(wl); + else + dev = wl->scan_request->dev; + } + else { + WL_ERR(("wl->scan_request is NULL may be internal scan." + "doing scan_abort for ndev %p primary %p p2p_net %p", + ndev, wl_to_prmry_ndev(wl), wl->p2p_net)); + dev = ndev; + } + if (fw_abort) { + /* 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 if (!in_atomic()) { + /* 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")); + } + } + } + if (timer_pending(&wl->scan_timeout)) + del_timer_sync(&wl->scan_timeout); + spin_lock_irqsave(&wl->cfgdrv_lock, flags); + 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); + if (params) + kfree(params); + + return err; +} + +static s32 wl_escan_handler(struct wl_priv *wl, + struct net_device *ndev, + 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; + 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))); + /* 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_ERR(("escan is not ready ndev %p wl->escan_on %d drv_status 0x%x\n", + ndev, wl->escan_on, wl_get_drv_status(wl, SCANNING, ndev))); + return err; + } + + if (status == WLC_E_STATUS_PARTIAL) { + WL_INFO(("WLC_E_STATUS_PARTIAL \n")); + escan_result = (wl_escan_result_t *) data; + 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_to_wiphy(wl)->interface_modes & BIT(NL80211_IFTYPE_ADHOC))) { + if (dtoh16(bi->capability) & DOT11_CAP_IBSS) { + WL_ERR(("Ignoring IBSS result\n")); + goto exit; + } + } + + if (wl_get_drv_status_all(wl, SENDING_ACT_FRM)) { + p2p_dev_addr = wl_cfgp2p_retreive_p2p_dev_addr(bi, bi_length); + if (p2p_dev_addr && !memcmp(p2p_dev_addr, + wl->afx_hdl->pending_tx_dst_addr.octet, ETHER_ADDR_LEN)) { + s32 channel = CHSPEC_CHANNEL( + wl_chspec_driver_to_host(bi->chanspec)); + WL_DBG(("ACTION FRAME SCAN : Peer found, channel : %d\n", channel)); + wl_clr_p2p_status(wl, SCANNING); + wl->afx_hdl->peer_chan = channel; + complete(&wl->act_frm_scan); + goto exit; + } + + } else { + list = (wl_scan_results_t *)wl->escan_info.escan_buf; + if (bi_length > ESCAN_BUF_SIZE - list->buflen) { + WL_ERR(("Buffer is too small: ignoring\n")); + goto exit; + } +#define WLC_BSS_RSSI_ON_CHANNEL 0x0002 + 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)) { + if ((bss->flags & WLC_BSS_RSSI_ON_CHANNEL) == + (bi->flags & WLC_BSS_RSSI_ON_CHANNEL)) { + /* preserve max RSSI if the measurements are + * both on-channel or both off-channel + */ + bss->RSSI = MAX(bss->RSSI, bi->RSSI); + } else if ((bss->flags & WLC_BSS_RSSI_ON_CHANNEL) && + (bi->flags & WLC_BSS_RSSI_ON_CHANNEL) == 0) { + /* preserve the on-channel rssi measurement + * if the new measurement is off channel + */ + bss->RSSI = bi->RSSI; + bss->flags |= WLC_BSS_RSSI_ON_CHANNEL; + } + + goto exit; + } + } + memcpy(&(wl->escan_info.escan_buf[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; + if (wl_get_drv_status_all(wl, SENDING_ACT_FRM)) { + 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)) { + mutex_lock(&wl->usr_sync); + WL_INFO(("ESCAN COMPLETED\n")); + wl->bss_list = (wl_scan_results_t *)wl->escan_info.escan_buf; + wl_inform_bss(wl); + wl_notify_escan_complete(wl, ndev, false, false); + mutex_unlock(&wl->usr_sync); + } + } + else if (status == WLC_E_STATUS_ABORT) { + wl->escan_info.escan_state = WL_ESCAN_STATE_IDLE; + if (wl_get_drv_status_all(wl, SENDING_ACT_FRM)) { + 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)) { + mutex_lock(&wl->usr_sync); + WL_INFO(("ESCAN ABORTED\n")); + wl->bss_list = (wl_scan_results_t *)wl->escan_info.escan_buf; + wl_inform_bss(wl); + wl_notify_escan_complete(wl, ndev, true, false); + mutex_unlock(&wl->usr_sync); + } + } + else { + WL_ERR(("unexpected Escan Event %d : abort\n", status)); + wl->escan_info.escan_state = WL_ESCAN_STATE_IDLE; + if (wl_get_drv_status_all(wl, SENDING_ACT_FRM)) { + 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)) { + mutex_lock(&wl->usr_sync); + wl->bss_list = (wl_scan_results_t *)wl->escan_info.escan_buf; + wl_inform_bss(wl); + wl_notify_escan_complete(wl, ndev, true, false); + mutex_unlock(&wl->usr_sync); + } + } +exit: + 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; + } + /* 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; + spin_lock_init(&wl->cfgdrv_lock); + mutex_init(&wl->ioctl_buf_sync); + init_waitqueue_head(&wl->netif_change_event); + 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); + 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(WLP2P) && 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(("%s: P2P attach failed. \n", __func__)); + return -ENODEV; + } + + return 0; +} + +static s32 wl_cfg80211_detach_p2p(void) +{ + struct wl_priv *wl = wlcfg_drv_priv; + struct wireless_dev *wdev = wl->p2p_wdev; + + WL_DBG(("Enter \n")); + if (!wdev || !wl) { + 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 /* defined(WLP2P) && defined(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 (wl && !wl_get_drv_status(wl, READY, ndev)) { + if (wl->wdev && + wl_cfgp2p_supported(wl, ndev)) { +#if !defined(WL_ENABLE_P2P_IF) + wl->wdev->wiphy->interface_modes |= + (BIT(NL80211_IFTYPE_P2P_CLIENT)| + BIT(NL80211_IFTYPE_P2P_GO)); +#endif + if ((err = wl_cfgp2p_init_priv(wl)) != 0) + goto fail; + +#if defined(WLP2P) && 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; + printk("%s: p2p_dev_addr="MACSTR "\n", + wl->p2p_net->name, MAC2STR(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 /* defined(WLP2P) && (WL_ENABLE_P2P_IF) */ + + wl->p2p_supported = true; + } + } else + return -ENODEV; + 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); + 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; + err = wl_alloc_netinfo(wl, ndev, wdev, WL_MODE_BSS); + 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; + } + 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) + if (wl_cfg80211_btcoex_init(wl)) + goto cfg80211_attach_out; +#endif + + wlcfg_drv_priv = wl; + +#if defined(WLP2P) && defined(WL_ENABLE_P2P_IF) + err = wl_cfg80211_attach_p2p(); + if (err) + goto cfg80211_attach_out; +#endif + + return err; + +cfg80211_attach_out: + err = 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 + +#if defined(WLP2P) && defined(WL_ENABLE_P2P_IF) + wl_cfg80211_detach_p2p(); +#endif + wl_setup_rfkill(wl, FALSE); + if (wl->p2p_supported) + wl_cfgp2p_deinit_priv(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); + } +} + +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 on Virtual I/F (ifidx:%d) \n", + 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 on Primary I/F (ifidx:%d)." + " Sent it to p2p0 \n", e->emsg.ifidx)); + return TRUE; + } + break; + + default: + WL_TRACE(("NON-P2P Event %d on ifidx (ifidx:%d) \n", + e->etype, e->emsg.ifidx)); + return FALSE; + } +} + +static s32 wl_event_handler(void *data) +{ + struct net_device *netdev; + struct wl_priv *wl = NULL; + struct wl_event_q *e; + tsk_ctl_t *tsk = (tsk_ctl_t *)data; + + wl = (struct wl_priv *)tsk->parent; + DAEMONIZE("dhd_cfg80211_event"); + complete(&tsk->completed); + + 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 ((wl_is_p2p_event(e) == TRUE) && (wl->p2p_net)) { + netdev = wl->p2p_net; + } else { + netdev = dhd_idx2net((struct dhd_pub *)(wl->pub), e->emsg.ifidx); + } + if (!netdev) + netdev = wl_to_prmry_ndev(wl); + if (e->etype < WLC_E_LAST && wl->evt_handler[e->etype]) { + wl->evt_handler[e->etype] (wl, netdev, &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(("%s was terminated\n", __func__)); + 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; +} + +static 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; + + /* 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: + return err; + +} + +s32 wl_update_wiphybands(struct wl_priv *wl) +{ + struct wiphy *wiphy; + u32 bandlist[3]; + u32 nband = 0; + u32 i = 0; + s32 err = 0; + int nmode = 0; + int bw_40 = 0; + int index = 0; + + WL_DBG(("Entry")); + memset(bandlist, 0, sizeof(bandlist)); + err = wldev_ioctl(wl_to_prmry_ndev(wl), WLC_GET_BANDLIST, bandlist, + sizeof(bandlist), false); + if (unlikely(err)) { + WL_ERR(("error (%d)\n", err)); + return err; + } + wiphy = wl_to_wiphy(wl); + nband = bandlist[0]; + wiphy->bands[IEEE80211_BAND_2GHZ] = &__wl_band_2ghz; + wiphy->bands[IEEE80211_BAND_5GHZ] = NULL; + + err = wldev_iovar_getint(wl_to_prmry_ndev(wl), "nmode", &nmode); + if (unlikely(err)) { + WL_ERR(("error reading nmode (%d)\n", err)); + } + else { + /* For nmodeonly check bw cap */ + err = wldev_iovar_getint(wl_to_prmry_ndev(wl), "mimo_bw_cap", &bw_40); + if (unlikely(err)) { + WL_ERR(("error get mimo_bw_cap (%d)\n", err)); + } + } + + for (i = 1; i <= nband && i < sizeof(bandlist)/sizeof(u32); i++) { + index = -1; + if (bandlist[i] == WLC_BAND_5G) { + wiphy->bands[IEEE80211_BAND_5GHZ] = + &__wl_band_5ghz_a; + index = IEEE80211_BAND_5GHZ; + } else if (bandlist[i] == WLC_BAND_2G) { + wiphy->bands[IEEE80211_BAND_2GHZ] = + &__wl_band_2ghz; + index = IEEE80211_BAND_2GHZ; + } + + if ((index >= 0) && nmode) { + wiphy->bands[index]->ht_cap.cap = + IEEE80211_HT_CAP_SGI_20 | IEEE80211_HT_CAP_DSSSCCK40 + | IEEE80211_HT_CAP_MAX_AMSDU; + wiphy->bands[index]->ht_cap.ht_supported = TRUE; + wiphy->bands[index]->ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; + wiphy->bands[index]->ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_16; + } + + if ((index >= 0) && bw_40) { + wiphy->bands[index]->ht_cap.cap |= IEEE80211_HT_CAP_SGI_40; + } + } + + wiphy_apply_custom_regulatory(wiphy, &brcm_regdom); + 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); + if (unlikely(err)) { + WL_ERR(("wl_update_wiphybands failed\n")); + } + + err = dhd_monitor_init(wl->pub); + err = wl_invoke_iscan(wl); + 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); + + WL_DBG(("In\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; + } + 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; + spin_unlock_irqrestore(&wl->cfgdrv_lock, flags); + + 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; + + (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_ERR(("WLC_GET_VERSION=%d\n", ioctl_version)); + + mutex_lock(&wl->usr_sync); + wl_cfg80211_attach_post(wl_to_prmry_ndev(wl)); + err = __wl_cfg80211_up(wl); + if (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; + } + 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; + default: + WL_ERR(("unsupported item (%d)\n", item)); + err = -EOPNOTSUPP; + break; + } + spin_unlock_irqrestore(&wl->cfgdrv_lock, flags); + 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 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 (ms < 1000 / HZ) { + cond_resched(); + mdelay(ms); + } else { + msleep(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_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; + s32 ret = 0; + s32 bssidx = 0; + s32 pktflag = 0; + wl = wlcfg_drv_priv; + if (wl->p2p && wl->p2p->vif_created) { + ndev = wl_to_p2p_bss_ndev(wl, P2PAPI_BSSCFG_CONNECTION); + bssidx = wl_to_p2p_bss_bssidx(wl, P2PAPI_BSSCFG_CONNECTION); + } else if (wl_get_drv_status(wl, AP_CREATING, net) || + wl_get_drv_status(wl, AP_CREATED, net)) { + ndev = net; + bssidx = 0; + } + 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); + } + + 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; +} + +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; +} + +static 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_MAXLEN, 0, &wl->ioctl_buf_sync); + memcpy(mac->octet, wl->ioctl_buf, ETHER_ADDR_LEN); +} + +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(int level) +{ + wl_dbg_level |= WL_DBG_DBG; +} |