/* * Copyright (c) 2004-2011 Atheros Communications Inc. * Copyright (c) 2011-2012 Qualcomm Atheros, Inc. * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #define pr_fmt(fmt) … #include <linux/moduleparam.h> #include <linux/inetdevice.h> #include <linux/export.h> #include <linux/sched/signal.h> #include "core.h" #include "cfg80211.h" #include "debug.h" #include "hif-ops.h" #include "testmode.h" #define RATETAB_ENT(_rate, _rateid, _flags) … #define CHAN2G(_channel, _freq, _flags) … #define CHAN5G(_channel, _flags) … #define DEFAULT_BG_SCAN_PERIOD … struct ath6kl_cfg80211_match_probe_ssid { … }; static struct ieee80211_rate ath6kl_rates[] = …; #define ath6kl_a_rates … #define ath6kl_a_rates_size … #define ath6kl_g_rates … #define ath6kl_g_rates_size … #define ath6kl_g_htcap … #define ath6kl_a_htcap … static struct ieee80211_channel ath6kl_2ghz_channels[] = …; static struct ieee80211_channel ath6kl_5ghz_a_channels[] = …; static struct ieee80211_supported_band ath6kl_band_2ghz = …; static struct ieee80211_supported_band ath6kl_band_5ghz = …; #define CCKM_KRK_CIPHER_SUITE … /* returns true if scheduled scan was stopped */ static bool __ath6kl_cfg80211_sscan_stop(struct ath6kl_vif *vif) { … } static void ath6kl_cfg80211_sscan_disable(struct ath6kl_vif *vif) { … } static int ath6kl_set_wpa_version(struct ath6kl_vif *vif, enum nl80211_wpa_versions wpa_version) { … } static int ath6kl_set_auth_type(struct ath6kl_vif *vif, enum nl80211_auth_type auth_type) { … } static int ath6kl_set_cipher(struct ath6kl_vif *vif, u32 cipher, bool ucast) { … } static void ath6kl_set_key_mgmt(struct ath6kl_vif *vif, u32 key_mgmt) { … } static bool ath6kl_cfg80211_ready(struct ath6kl_vif *vif) { … } static bool ath6kl_is_wpa_ie(const u8 *pos) { … } static bool ath6kl_is_rsn_ie(const u8 *pos) { … } static bool ath6kl_is_wps_ie(const u8 *pos) { … } static int ath6kl_set_assoc_req_ies(struct ath6kl_vif *vif, const u8 *ies, size_t ies_len) { … } static int ath6kl_nliftype_to_drv_iftype(enum nl80211_iftype type, u8 *nw_type) { … } static bool ath6kl_is_valid_iftype(struct ath6kl *ar, enum nl80211_iftype type, u8 *if_idx, u8 *nw_type) { … } static bool ath6kl_is_tx_pending(struct ath6kl *ar) { … } static void ath6kl_cfg80211_sta_bmiss_enhance(struct ath6kl_vif *vif, bool enable) { … } static int ath6kl_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev, struct cfg80211_connect_params *sme) { … } static struct cfg80211_bss * ath6kl_add_bss_if_needed(struct ath6kl_vif *vif, enum network_type nw_type, const u8 *bssid, struct ieee80211_channel *chan, const u8 *beacon_ie, size_t beacon_ie_len) { … } void ath6kl_cfg80211_connect_event(struct ath6kl_vif *vif, u16 channel, u8 *bssid, u16 listen_intvl, u16 beacon_intvl, enum network_type nw_type, u8 beacon_ie_len, u8 assoc_req_len, u8 assoc_resp_len, u8 *assoc_info) { … } static int ath6kl_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *dev, u16 reason_code) { … } void ath6kl_cfg80211_disconnect_event(struct ath6kl_vif *vif, u8 reason, u8 *bssid, u8 assoc_resp_len, u8 *assoc_info, u16 proto_reason) { … } static int ath6kl_set_probed_ssids(struct ath6kl *ar, struct ath6kl_vif *vif, struct cfg80211_ssid *ssids, int n_ssids, struct cfg80211_match_set *match_set, int n_match_ssid) { … } static int ath6kl_cfg80211_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request) { … } void ath6kl_cfg80211_scan_complete_event(struct ath6kl_vif *vif, bool aborted) { … } void ath6kl_cfg80211_ch_switch_notify(struct ath6kl_vif *vif, int freq, enum wmi_phy_mode mode) { … } static int ath6kl_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, int link_id, u8 key_index, bool pairwise, const u8 *mac_addr, struct key_params *params) { … } static int ath6kl_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, int link_id, u8 key_index, bool pairwise, const u8 *mac_addr) { … } static int ath6kl_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, int link_id, u8 key_index, bool pairwise, const u8 *mac_addr, void *cookie, void (*callback) (void *cookie, struct key_params *)) { … } static int ath6kl_cfg80211_set_default_key(struct wiphy *wiphy, struct net_device *ndev, int link_id, u8 key_index, bool unicast, bool multicast) { … } void ath6kl_cfg80211_tkip_micerr_event(struct ath6kl_vif *vif, u8 keyid, bool ismcast) { … } static int ath6kl_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) { … } static int ath6kl_cfg80211_set_txpower(struct wiphy *wiphy, struct wireless_dev *wdev, enum nl80211_tx_power_setting type, int mbm) { … } static int ath6kl_cfg80211_get_txpower(struct wiphy *wiphy, struct wireless_dev *wdev, int *dbm) { … } static int ath6kl_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev, bool pmgmt, int timeout) { … } static struct wireless_dev *ath6kl_cfg80211_add_iface(struct wiphy *wiphy, const char *name, unsigned char name_assign_type, enum nl80211_iftype type, struct vif_params *params) { … } static int ath6kl_cfg80211_del_iface(struct wiphy *wiphy, struct wireless_dev *wdev) { … } static int ath6kl_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev, enum nl80211_iftype type, struct vif_params *params) { … } static int ath6kl_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *dev, struct cfg80211_ibss_params *ibss_param) { … } static int ath6kl_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev) { … } static const u32 cipher_suites[] = …; static bool is_rate_legacy(s32 rate) { … } static bool is_rate_ht20(s32 rate, u8 *mcs, bool *sgi) { … } static bool is_rate_ht40(s32 rate, u8 *mcs, bool *sgi) { … } static int ath6kl_get_station(struct wiphy *wiphy, struct net_device *dev, const u8 *mac, struct station_info *sinfo) { … } static int ath6kl_set_pmksa(struct wiphy *wiphy, struct net_device *netdev, struct cfg80211_pmksa *pmksa) { … } static int ath6kl_del_pmksa(struct wiphy *wiphy, struct net_device *netdev, struct cfg80211_pmksa *pmksa) { … } static int ath6kl_flush_pmksa(struct wiphy *wiphy, struct net_device *netdev) { … } static int ath6kl_wow_usr(struct ath6kl *ar, struct ath6kl_vif *vif, struct cfg80211_wowlan *wow, u32 *filter) { … } static int ath6kl_wow_ap(struct ath6kl *ar, struct ath6kl_vif *vif) { … } static int ath6kl_wow_sta(struct ath6kl *ar, struct ath6kl_vif *vif) { … } static int is_hsleep_mode_procsed(struct ath6kl_vif *vif) { … } static bool is_ctrl_ep_empty(struct ath6kl *ar) { … } static int ath6kl_cfg80211_host_sleep(struct ath6kl *ar, struct ath6kl_vif *vif) { … } static int ath6kl_wow_suspend_vif(struct ath6kl_vif *vif, struct cfg80211_wowlan *wow, u32 *filter) { … } static int ath6kl_wow_suspend(struct ath6kl *ar, struct cfg80211_wowlan *wow) { … } static int ath6kl_wow_resume_vif(struct ath6kl_vif *vif) { … } static int ath6kl_wow_resume(struct ath6kl *ar) { … } static int ath6kl_cfg80211_deepsleep_suspend(struct ath6kl *ar) { … } static int ath6kl_cfg80211_deepsleep_resume(struct ath6kl *ar) { … } int ath6kl_cfg80211_suspend(struct ath6kl *ar, enum ath6kl_cfg_suspend_mode mode, struct cfg80211_wowlan *wow) { … } EXPORT_SYMBOL(…); int ath6kl_cfg80211_resume(struct ath6kl *ar) { … } EXPORT_SYMBOL(…); #ifdef CONFIG_PM /* hif layer decides what suspend mode to use */ static int __ath6kl_cfg80211_suspend(struct wiphy *wiphy, struct cfg80211_wowlan *wow) { … } static int __ath6kl_cfg80211_resume(struct wiphy *wiphy) { … } /* * FIXME: WOW suspend mode is selected if the host sdio controller supports * both sdio irq wake up and keep power. The target pulls sdio data line to * wake up the host when WOW pattern matches. This causes sdio irq handler * is being called in the host side which internally hits ath6kl's RX path. * * Since sdio interrupt is not disabled, RX path executes even before * the host executes the actual resume operation from PM module. * * In the current scenario, WOW resume should happen before start processing * any data from the target. So It's required to perform WOW resume in RX path. * Ideally we should perform WOW resume only in the actual platform * resume path. This area needs bit rework to avoid WOW resume in RX path. * * ath6kl_check_wow_status() is called from ath6kl_rx(). */ void ath6kl_check_wow_status(struct ath6kl *ar) { … } #else void ath6kl_check_wow_status(struct ath6kl *ar) { } #endif static int ath6kl_set_htcap(struct ath6kl_vif *vif, enum nl80211_band band, bool ht_enable) { … } static int ath6kl_restore_htcap(struct ath6kl_vif *vif) { … } static bool ath6kl_is_p2p_ie(const u8 *pos) { … } static int ath6kl_set_ap_probe_resp_ies(struct ath6kl_vif *vif, const u8 *ies, size_t ies_len) { … } static int ath6kl_set_ies(struct ath6kl_vif *vif, struct cfg80211_beacon_data *info) { … } static int ath6kl_get_rsn_capab(struct cfg80211_beacon_data *beacon, u8 *rsn_capab) { … } static int ath6kl_start_ap(struct wiphy *wiphy, struct net_device *dev, struct cfg80211_ap_settings *info) { … } static int ath6kl_change_beacon(struct wiphy *wiphy, struct net_device *dev, struct cfg80211_ap_update *params) { … } static int ath6kl_stop_ap(struct wiphy *wiphy, struct net_device *dev, unsigned int link_id) { … } static const u8 bcast_addr[ETH_ALEN] = …; static int ath6kl_del_station(struct wiphy *wiphy, struct net_device *dev, struct station_del_parameters *params) { … } static int ath6kl_change_station(struct wiphy *wiphy, struct net_device *dev, const u8 *mac, struct station_parameters *params) { … } static int ath6kl_remain_on_channel(struct wiphy *wiphy, struct wireless_dev *wdev, struct ieee80211_channel *chan, unsigned int duration, u64 *cookie) { … } static int ath6kl_cancel_remain_on_channel(struct wiphy *wiphy, struct wireless_dev *wdev, u64 cookie) { … } static int ath6kl_send_go_probe_resp(struct ath6kl_vif *vif, const u8 *buf, size_t len, unsigned int freq) { … } static bool ath6kl_mgmt_powersave_ap(struct ath6kl_vif *vif, u32 id, u32 freq, u32 wait, const u8 *buf, size_t len, bool *more_data, bool no_cck) { … } /* Check if SSID length is greater than DIRECT- */ static bool ath6kl_is_p2p_go_ssid(const u8 *buf, size_t len) { … } static int ath6kl_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, struct cfg80211_mgmt_tx_params *params, u64 *cookie) { … } static int ath6kl_get_antenna(struct wiphy *wiphy, u32 *tx_ant, u32 *rx_ant) { … } static void ath6kl_update_mgmt_frame_registrations(struct wiphy *wiphy, struct wireless_dev *wdev, struct mgmt_frame_regs *upd) { … } static int ath6kl_cfg80211_sscan_start(struct wiphy *wiphy, struct net_device *dev, struct cfg80211_sched_scan_request *request) { … } static int ath6kl_cfg80211_sscan_stop(struct wiphy *wiphy, struct net_device *dev, u64 reqid) { … } static int ath6kl_cfg80211_set_bitrate(struct wiphy *wiphy, struct net_device *dev, unsigned int link_id, const u8 *addr, const struct cfg80211_bitrate_mask *mask) { … } static int ath6kl_cfg80211_set_txe_config(struct wiphy *wiphy, struct net_device *dev, u32 rate, u32 pkts, u32 intvl) { … } static const struct ieee80211_txrx_stypes ath6kl_mgmt_stypes[NUM_NL80211_IFTYPES] = …; static struct cfg80211_ops ath6kl_cfg80211_ops = …; void ath6kl_cfg80211_stop(struct ath6kl_vif *vif) { … } void ath6kl_cfg80211_stop_all(struct ath6kl *ar) { … } static void ath6kl_cfg80211_reg_notify(struct wiphy *wiphy, struct regulatory_request *request) { … } static int ath6kl_cfg80211_vif_init(struct ath6kl_vif *vif) { … } void ath6kl_cfg80211_vif_stop(struct ath6kl_vif *vif, bool wmi_ready) { … } void ath6kl_cfg80211_vif_cleanup(struct ath6kl_vif *vif) { … } static const char ath6kl_gstrings_sta_stats[][ETH_GSTRING_LEN] = …; #define ATH6KL_STATS_LEN … static int ath6kl_get_sset_count(struct net_device *dev, int sset) { … } static void ath6kl_get_stats(struct net_device *dev, struct ethtool_stats *stats, u64 *data) { … } /* These stats are per NIC, not really per vdev, so we just ignore dev. */ static void ath6kl_get_strings(struct net_device *dev, u32 sset, u8 *data) { … } static const struct ethtool_ops ath6kl_ethtool_ops = …; struct wireless_dev *ath6kl_interface_add(struct ath6kl *ar, const char *name, unsigned char name_assign_type, enum nl80211_iftype type, u8 fw_vif_idx, u8 nw_type) { … } #ifdef CONFIG_PM static const struct wiphy_wowlan_support ath6kl_wowlan_support = …; #endif int ath6kl_cfg80211_init(struct ath6kl *ar) { … } void ath6kl_cfg80211_cleanup(struct ath6kl *ar) { … } struct ath6kl *ath6kl_cfg80211_create(void) { … } /* Note: ar variable must not be accessed after calling this! */ void ath6kl_cfg80211_destroy(struct ath6kl *ar) { … }
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