diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h index e6308f420a5c0c9d9c8c59597a6041ea568facbd..8b145209d37d86eef22bdcbb4edf999d9ba26396 100644 --- a/drivers/net/wireless/ath/ath10k/core.h +++ b/drivers/net/wireless/ath/ath10k/core.h @@ -238,6 +238,11 @@ struct ath10k_vif { struct ath10k *ar; struct ieee80211_vif *vif; + bool is_started; + bool is_up; + u32 aid; + u8 bssid[ETH_ALEN]; + struct work_struct wep_key_work; struct ieee80211_key_conf *wep_keys[WMI_MAX_KEY_INDEX + 1]; u8 def_wep_key_idx; @@ -247,7 +252,6 @@ struct ath10k_vif { union { struct { - u8 bssid[ETH_ALEN]; u32 uapsd; } sta; struct { @@ -261,9 +265,6 @@ struct ath10k_vif { u32 noa_len; u8 *noa_data; } ap; - struct { - u8 bssid[ETH_ALEN]; - } ibss; } u; u8 fixed_rate; @@ -424,6 +425,9 @@ struct ath10k { /* valid during scan; needed for mgmt rx during scan */ struct ieee80211_channel *scan_channel; + /* current operating channel definition */ + struct cfg80211_chan_def chandef; + int free_vdev_map; int monitor_vdev_id; bool monitor_enabled; diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index bff0871fa6bdf45f0bf12410a0f5272b67bbf46d..8fe451796fdea5a4c1e26de3a798170098ca608e 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -488,8 +488,7 @@ static inline int ath10k_vdev_setup_sync(struct ath10k *ar) static int ath10k_vdev_start(struct ath10k_vif *arvif) { struct ath10k *ar = arvif->ar; - struct ieee80211_conf *conf = &ar->hw->conf; - struct ieee80211_channel *channel = conf->chandef.chan; + struct cfg80211_chan_def *chandef = &ar->chandef; struct wmi_vdev_start_request_arg arg = {}; int ret = 0; @@ -501,16 +500,14 @@ static int ath10k_vdev_start(struct ath10k_vif *arvif) arg.dtim_period = arvif->dtim_period; arg.bcn_intval = arvif->beacon_interval; - arg.channel.freq = channel->center_freq; - - arg.channel.band_center_freq1 = conf->chandef.center_freq1; - - arg.channel.mode = chan_to_phymode(&conf->chandef); + arg.channel.freq = chandef->chan->center_freq; + arg.channel.band_center_freq1 = chandef->center_freq1; + arg.channel.mode = chan_to_phymode(chandef); arg.channel.min_power = 0; - arg.channel.max_power = channel->max_power * 2; - arg.channel.max_reg_power = channel->max_reg_power * 2; - arg.channel.max_antenna_gain = channel->max_antenna_gain * 2; + arg.channel.max_power = chandef->chan->max_power * 2; + arg.channel.max_reg_power = chandef->chan->max_reg_power * 2; + arg.channel.max_antenna_gain = chandef->chan->max_antenna_gain * 2; if (arvif->vdev_type == WMI_VDEV_TYPE_AP) { arg.ssid = arvif->u.ap.ssid; @@ -519,7 +516,7 @@ static int ath10k_vdev_start(struct ath10k_vif *arvif) /* For now allow DFS for AP mode */ arg.channel.chan_radar = - !!(channel->flags & IEEE80211_CHAN_RADAR); + !!(chandef->chan->flags & IEEE80211_CHAN_RADAR); } else if (arvif->vdev_type == WMI_VDEV_TYPE_IBSS) { arg.ssid = arvif->vif->bss_conf.ssid; arg.ssid_len = arvif->vif->bss_conf.ssid_len; @@ -571,7 +568,8 @@ static int ath10k_vdev_stop(struct ath10k_vif *arvif) static int ath10k_monitor_start(struct ath10k *ar, int vdev_id) { - struct ieee80211_channel *channel = ar->hw->conf.chandef.chan; + struct cfg80211_chan_def *chandef = &ar->chandef; + struct ieee80211_channel *channel = chandef->chan; struct wmi_vdev_start_request_arg arg = {}; int ret = 0; @@ -584,11 +582,11 @@ static int ath10k_monitor_start(struct ath10k *ar, int vdev_id) arg.vdev_id = vdev_id; arg.channel.freq = channel->center_freq; - arg.channel.band_center_freq1 = ar->hw->conf.chandef.center_freq1; + arg.channel.band_center_freq1 = chandef->center_freq1; /* TODO setup this dynamically, what in case we don't have any vifs? */ - arg.channel.mode = chan_to_phymode(&ar->hw->conf.chandef); + arg.channel.mode = chan_to_phymode(chandef); arg.channel.chan_radar = !!(channel->flags & IEEE80211_CHAN_RADAR); @@ -835,6 +833,10 @@ static void ath10k_control_beaconing(struct ath10k_vif *arvif, if (!info->enable_beacon) { ath10k_vdev_stop(arvif); + + arvif->is_started = false; + arvif->is_up = false; + return; } @@ -844,12 +846,21 @@ static void ath10k_control_beaconing(struct ath10k_vif *arvif, if (ret) return; - ret = ath10k_wmi_vdev_up(arvif->ar, arvif->vdev_id, 0, info->bssid); + arvif->aid = 0; + memcpy(arvif->bssid, info->bssid, ETH_ALEN); + + ret = ath10k_wmi_vdev_up(arvif->ar, arvif->vdev_id, arvif->aid, + arvif->bssid); if (ret) { ath10k_warn("Failed to bring up VDEV: %d\n", arvif->vdev_id); + ath10k_vdev_stop(arvif); return; } + + arvif->is_started = true; + arvif->is_up = true; + ath10k_dbg(ATH10K_DBG_MAC, "mac vdev %d up\n", arvif->vdev_id); } @@ -868,18 +879,18 @@ static void ath10k_control_ibss(struct ath10k_vif *arvif, ath10k_warn("Failed to delete IBSS self peer:%pM for VDEV:%d ret:%d\n", self_peer, arvif->vdev_id, ret); - if (is_zero_ether_addr(arvif->u.ibss.bssid)) + if (is_zero_ether_addr(arvif->bssid)) return; ret = ath10k_peer_delete(arvif->ar, arvif->vdev_id, - arvif->u.ibss.bssid); + arvif->bssid); if (ret) { ath10k_warn("Failed to delete IBSS BSSID peer:%pM for VDEV:%d ret:%d\n", - arvif->u.ibss.bssid, arvif->vdev_id, ret); + arvif->bssid, arvif->vdev_id, ret); return; } - memset(arvif->u.ibss.bssid, 0, ETH_ALEN); + memset(arvif->bssid, 0, ETH_ALEN); return; } @@ -1387,11 +1398,17 @@ static void ath10k_bss_assoc(struct ieee80211_hw *hw, "mac vdev %d up (associated) bssid %pM aid %d\n", arvif->vdev_id, bss_conf->bssid, bss_conf->aid); - ret = ath10k_wmi_vdev_up(ar, arvif->vdev_id, bss_conf->aid, - bss_conf->bssid); - if (ret) + arvif->aid = bss_conf->aid; + memcpy(arvif->bssid, bss_conf->bssid, ETH_ALEN); + + ret = ath10k_wmi_vdev_up(ar, arvif->vdev_id, arvif->aid, arvif->bssid); + if (ret) { ath10k_warn("VDEV: %d up failed: ret %d\n", arvif->vdev_id, ret); + return; + } + + arvif->is_up = true; } /* @@ -1431,6 +1448,9 @@ static void ath10k_bss_disassoc(struct ieee80211_hw *hw, ret = ath10k_wmi_vdev_down(ar, arvif->vdev_id); arvif->def_wep_key_idx = 0; + + arvif->is_started = false; + arvif->is_up = false; } static int ath10k_station_assoc(struct ath10k *ar, struct ath10k_vif *arvif, @@ -2201,6 +2221,98 @@ static int ath10k_config_ps(struct ath10k *ar) return ret; } +static const char *chandef_get_width(enum nl80211_chan_width width) +{ + switch (width) { + case NL80211_CHAN_WIDTH_20_NOHT: + return "20 (noht)"; + case NL80211_CHAN_WIDTH_20: + return "20"; + case NL80211_CHAN_WIDTH_40: + return "40"; + case NL80211_CHAN_WIDTH_80: + return "80"; + case NL80211_CHAN_WIDTH_80P80: + return "80+80"; + case NL80211_CHAN_WIDTH_160: + return "160"; + case NL80211_CHAN_WIDTH_5: + return "5"; + case NL80211_CHAN_WIDTH_10: + return "10"; + } + return "?"; +} + +static void ath10k_config_chan(struct ath10k *ar) +{ + struct ath10k_vif *arvif; + bool monitor_was_enabled; + int ret; + + lockdep_assert_held(&ar->conf_mutex); + + ath10k_dbg(ATH10K_DBG_MAC, + "mac config channel to %dMHz (cf1 %dMHz cf2 %dMHz width %s)\n", + ar->chandef.chan->center_freq, + ar->chandef.center_freq1, + ar->chandef.center_freq2, + chandef_get_width(ar->chandef.width)); + + /* First stop monitor interface. Some FW versions crash if there's a + * lone monitor interface. */ + monitor_was_enabled = ar->monitor_enabled; + + if (ar->monitor_enabled) + ath10k_monitor_stop(ar); + + list_for_each_entry(arvif, &ar->arvifs, list) { + if (!arvif->is_started) + continue; + + if (arvif->vdev_type == WMI_VDEV_TYPE_MONITOR) + continue; + + ret = ath10k_vdev_stop(arvif); + if (ret) { + ath10k_warn("could not stop vdev %d (%d)\n", + arvif->vdev_id, ret); + continue; + } + } + + /* all vdevs are now stopped - now attempt to restart them */ + + list_for_each_entry(arvif, &ar->arvifs, list) { + if (!arvif->is_started) + continue; + + if (arvif->vdev_type == WMI_VDEV_TYPE_MONITOR) + continue; + + ret = ath10k_vdev_start(arvif); + if (ret) { + ath10k_warn("could not start vdev %d (%d)\n", + arvif->vdev_id, ret); + continue; + } + + if (!arvif->is_up) + continue; + + ret = ath10k_wmi_vdev_up(arvif->ar, arvif->vdev_id, arvif->aid, + arvif->bssid); + if (ret) { + ath10k_warn("could not bring vdev up %d (%d)\n", + arvif->vdev_id, ret); + continue; + } + } + + if (monitor_was_enabled) + ath10k_monitor_start(ar, ar->monitor_vdev_id); +} + static int ath10k_config(struct ieee80211_hw *hw, u32 changed) { struct ath10k *ar = hw->priv; @@ -2221,6 +2333,11 @@ static int ath10k_config(struct ieee80211_hw *hw, u32 changed) spin_unlock_bh(&ar->data_lock); ath10k_config_radar_detection(ar); + + if (!cfg80211_chandef_identical(&ar->chandef, &conf->chandef)) { + ar->chandef = conf->chandef; + ath10k_config_chan(ar); + } } if (changed & IEEE80211_CONF_CHANGE_POWER) { @@ -2615,15 +2732,20 @@ static void ath10k_bss_info_changed(struct ieee80211_hw *hw, * this is never erased as we it for crypto key * clearing; this is FW requirement */ - memcpy(arvif->u.sta.bssid, info->bssid, - ETH_ALEN); + memcpy(arvif->bssid, info->bssid, ETH_ALEN); ath10k_dbg(ATH10K_DBG_MAC, "mac vdev %d start %pM\n", arvif->vdev_id, info->bssid); - /* FIXME: check return value */ ret = ath10k_vdev_start(arvif); + if (ret) { + ath10k_warn("failed to start vdev: %d\n", + ret); + return; + } + + arvif->is_started = true; } /* @@ -2632,7 +2754,7 @@ static void ath10k_bss_info_changed(struct ieee80211_hw *hw, * IBSS in order to remove BSSID peer. */ if (vif->type == NL80211_IFTYPE_ADHOC) - memcpy(arvif->u.ibss.bssid, info->bssid, + memcpy(arvif->bssid, info->bssid, ETH_ALEN); } }