Merge branch 'for-john' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next

1 files changed, 73 insertions, 64 deletions

diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 6733b374c82..4965aa6424e 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -370,30 +370,32 @@ static int ieee80211_config_default_mgmt_key(struct wiphy *wiphy,
 	return 0;
 }
 
-static void rate_idx_to_bitrate(struct rate_info *rate, struct sta_info *sta, int idx)
-{
-	enum ieee80211_band band = ieee80211_get_sdata_band(sta->sdata);
-
-	if (!(rate->flags & RATE_INFO_FLAGS_MCS)) {
-		struct ieee80211_supported_band *sband;
-		sband = sta->local->hw.wiphy->bands[band];
-		rate->legacy = sband->bitrates[idx].bitrate;
-	} else
-		rate->mcs = idx;
-}
-
 void sta_set_rate_info_tx(struct sta_info *sta,
 			  const struct ieee80211_tx_rate *rate,
 			  struct rate_info *rinfo)
 {
 	rinfo->flags = 0;
-	if (rate->flags & IEEE80211_TX_RC_MCS)
+	if (rate->flags & IEEE80211_TX_RC_MCS) {
 		rinfo->flags |= RATE_INFO_FLAGS_MCS;
+		rinfo->mcs = rate->idx;
+	} else if (rate->flags & IEEE80211_TX_RC_VHT_MCS) {
+		rinfo->flags |= RATE_INFO_FLAGS_VHT_MCS;
+		rinfo->mcs = ieee80211_rate_get_vht_mcs(rate);
+		rinfo->nss = ieee80211_rate_get_vht_nss(rate);
+	} else {
+		struct ieee80211_supported_band *sband;
+		sband = sta->local->hw.wiphy->bands[
+				ieee80211_get_sdata_band(sta->sdata)];
+		rinfo->legacy = sband->bitrates[rate->idx].bitrate;
+	}
 	if (rate->flags & IEEE80211_TX_RC_40_MHZ_WIDTH)
 		rinfo->flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH;
+	if (rate->flags & IEEE80211_TX_RC_80_MHZ_WIDTH)
+		rinfo->flags |= RATE_INFO_FLAGS_80_MHZ_WIDTH;
+	if (rate->flags & IEEE80211_TX_RC_160_MHZ_WIDTH)
+		rinfo->flags |= RATE_INFO_FLAGS_160_MHZ_WIDTH;
 	if (rate->flags & IEEE80211_TX_RC_SHORT_GI)
 		rinfo->flags |= RATE_INFO_FLAGS_SHORT_GI;
-	rate_idx_to_bitrate(rinfo, sta, rate->idx);
 }
 
 static void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo)
@@ -444,13 +446,32 @@ static void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo)
 	sta_set_rate_info_tx(sta, &sta->last_tx_rate, &sinfo->txrate);
 
 	sinfo->rxrate.flags = 0;
-	if (sta->last_rx_rate_flag & RX_FLAG_HT)
+	if (sta->last_rx_rate_flag & RX_FLAG_HT) {
 		sinfo->rxrate.flags |= RATE_INFO_FLAGS_MCS;
+		sinfo->rxrate.mcs = sta->last_rx_rate_idx;
+	} else if (sta->last_rx_rate_flag & RX_FLAG_VHT) {
+		sinfo->rxrate.flags |= RATE_INFO_FLAGS_VHT_MCS;
+		sinfo->rxrate.nss = sta->last_rx_rate_vht_nss;
+		sinfo->rxrate.mcs = sta->last_rx_rate_idx;
+	} else {
+		struct ieee80211_supported_band *sband;
+
+		sband = sta->local->hw.wiphy->bands[
+				ieee80211_get_sdata_band(sta->sdata)];
+		sinfo->rxrate.legacy =
+			sband->bitrates[sta->last_rx_rate_idx].bitrate;
+	}
+
 	if (sta->last_rx_rate_flag & RX_FLAG_40MHZ)
 		sinfo->rxrate.flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH;
 	if (sta->last_rx_rate_flag & RX_FLAG_SHORT_GI)
 		sinfo->rxrate.flags |= RATE_INFO_FLAGS_SHORT_GI;
-	rate_idx_to_bitrate(&sinfo->rxrate, sta, sta->last_rx_rate_idx);
+	if (sta->last_rx_rate_flag & RX_FLAG_80MHZ)
+		sinfo->rxrate.flags |= RATE_INFO_FLAGS_80_MHZ_WIDTH;
+	if (sta->last_rx_rate_flag & RX_FLAG_80P80MHZ)
+		sinfo->rxrate.flags |= RATE_INFO_FLAGS_80P80_MHZ_WIDTH;
+	if (sta->last_rx_rate_flag & RX_FLAG_160MHZ)
+		sinfo->rxrate.flags |= RATE_INFO_FLAGS_160_MHZ_WIDTH;
 
 	if (ieee80211_vif_is_mesh(&sdata->vif)) {
 #ifdef CONFIG_MAC80211_MESH
@@ -615,7 +636,7 @@ do_survey:
 	rcu_read_lock();
 	chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
 	if (chanctx_conf)
-		channel = chanctx_conf->channel;
+		channel = chanctx_conf->def.chan;
 	else
 		channel = NULL;
 	rcu_read_unlock();
@@ -735,15 +756,13 @@ static int ieee80211_get_station(struct wiphy *wiphy, struct net_device *dev,
 }
 
 static int ieee80211_set_monitor_channel(struct wiphy *wiphy,
-					 struct ieee80211_channel *chan,
-					 enum nl80211_channel_type channel_type)
+					 struct cfg80211_chan_def *chandef)
 {
 	struct ieee80211_local *local = wiphy_priv(wiphy);
 	struct ieee80211_sub_if_data *sdata;
 	int ret = 0;
 
-	if (local->monitor_channel == chan &&
-	    local->monitor_channel_type == channel_type)
+	if (cfg80211_chandef_identical(&local->monitor_chandef, chandef))
 		return 0;
 
 	mutex_lock(&local->iflist_mtx);
@@ -753,20 +772,17 @@ static int ieee80211_set_monitor_channel(struct wiphy *wiphy,
 				lockdep_is_held(&local->iflist_mtx));
 		if (sdata) {
 			ieee80211_vif_release_channel(sdata);
-			ret = ieee80211_vif_use_channel(
-					sdata, chan, channel_type,
+			ret = ieee80211_vif_use_channel(sdata, chandef,
 					IEEE80211_CHANCTX_EXCLUSIVE);
 		}
 	} else if (local->open_count == local->monitors) {
-		local->_oper_channel = chan;
-		local->_oper_channel_type = channel_type;
+		local->_oper_channel = chandef->chan;
+		local->_oper_channel_type = cfg80211_get_chandef_type(chandef);
 		ieee80211_hw_config(local, 0);
 	}
 
-	if (ret == 0) {
-		local->monitor_channel = chan;
-		local->monitor_channel_type = channel_type;
-	}
+	if (ret == 0)
+		local->monitor_chandef = *chandef;
 	mutex_unlock(&local->iflist_mtx);
 
 	return ret;
@@ -888,8 +904,7 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev,
 	sdata->smps_mode = IEEE80211_SMPS_OFF;
 	sdata->needed_rx_chains = sdata->local->rx_chains;
 
-	err = ieee80211_vif_use_channel(sdata, params->channel,
-					params->channel_type,
+	err = ieee80211_vif_use_channel(sdata, &params->chandef,
 					IEEE80211_CHANCTX_SHARED);
 	if (err)
 		return err;
@@ -1707,8 +1722,7 @@ static int ieee80211_join_mesh(struct wiphy *wiphy, struct net_device *dev,
 	sdata->smps_mode = IEEE80211_SMPS_OFF;
 	sdata->needed_rx_chains = sdata->local->rx_chains;
 
-	err = ieee80211_vif_use_channel(sdata, setup->channel,
-					setup->channel_type,
+	err = ieee80211_vif_use_channel(sdata, &setup->chandef,
 					IEEE80211_CHANCTX_SHARED);
 	if (err)
 		return err;
@@ -1990,10 +2004,16 @@ static int ieee80211_set_wiphy_params(struct wiphy *wiphy, u32 changed)
 			return err;
 	}
 
-	if (changed & WIPHY_PARAM_RETRY_SHORT)
+	if (changed & WIPHY_PARAM_RETRY_SHORT) {
+		if (wiphy->retry_short > IEEE80211_MAX_TX_RETRY)
+			return -EINVAL;
 		local->hw.conf.short_frame_max_tx_count = wiphy->retry_short;
-	if (changed & WIPHY_PARAM_RETRY_LONG)
+	}
+	if (changed & WIPHY_PARAM_RETRY_LONG) {
+		if (wiphy->retry_long > IEEE80211_MAX_TX_RETRY)
+			return -EINVAL;
 		local->hw.conf.long_frame_max_tx_count = wiphy->retry_long;
+	}
 	if (changed &
 	    (WIPHY_PARAM_RETRY_SHORT | WIPHY_PARAM_RETRY_LONG))
 		ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_RETRY_LIMITS);
@@ -2129,7 +2149,7 @@ int __ieee80211_request_smps(struct ieee80211_sub_if_data *sdata,
 	 * the new value until we associate.
 	 */
 	if (!sdata->u.mgd.associated ||
-	    sdata->vif.bss_conf.channel_type == NL80211_CHAN_NO_HT)
+	    sdata->vif.bss_conf.chandef.width == NL80211_CHAN_WIDTH_20_NOHT)
 		return 0;
 
 	ap = sdata->u.mgd.associated->bssid;
@@ -2236,7 +2256,6 @@ static int ieee80211_set_bitrate_mask(struct wiphy *wiphy,
 static int ieee80211_start_roc_work(struct ieee80211_local *local,
 				    struct ieee80211_sub_if_data *sdata,
 				    struct ieee80211_channel *channel,
-				    enum nl80211_channel_type channel_type,
 				    unsigned int duration, u64 *cookie,
 				    struct sk_buff *txskb)
 {
@@ -2254,7 +2273,6 @@ static int ieee80211_start_roc_work(struct ieee80211_local *local,
 		return -ENOMEM;
 
 	roc->chan = channel;
-	roc->chan_type = channel_type;
 	roc->duration = duration;
 	roc->req_duration = duration;
 	roc->frame = txskb;
@@ -2287,8 +2305,7 @@ static int ieee80211_start_roc_work(struct ieee80211_local *local,
 	if (!duration)
 		duration = 10;
 
-	ret = drv_remain_on_channel(local, sdata, channel, channel_type,
-				    duration);
+	ret = drv_remain_on_channel(local, sdata, channel, duration);
 	if (ret) {
 		kfree(roc);
 		return ret;
@@ -2299,8 +2316,7 @@ static int ieee80211_start_roc_work(struct ieee80211_local *local,
 
  out_check_combine:
 	list_for_each_entry(tmp, &local->roc_list, list) {
-		if (tmp->chan != channel || tmp->chan_type != channel_type ||
-		    tmp->sdata != sdata)
+		if (tmp->chan != channel || tmp->sdata != sdata)
 			continue;
 
 		/*
@@ -2417,7 +2433,6 @@ static int ieee80211_start_roc_work(struct ieee80211_local *local,
 static int ieee80211_remain_on_channel(struct wiphy *wiphy,
 				       struct wireless_dev *wdev,
 				       struct ieee80211_channel *chan,
-				       enum nl80211_channel_type channel_type,
 				       unsigned int duration,
 				       u64 *cookie)
 {
@@ -2426,7 +2441,7 @@ static int ieee80211_remain_on_channel(struct wiphy *wiphy,
 	int ret;
 
 	mutex_lock(&local->mtx);
-	ret = ieee80211_start_roc_work(local, sdata, chan, channel_type,
+	ret = ieee80211_start_roc_work(local, sdata, chan,
 				       duration, cookie, NULL);
 	mutex_unlock(&local->mtx);
 
@@ -2519,10 +2534,8 @@ static int ieee80211_cancel_remain_on_channel(struct wiphy *wiphy,
 
 static int ieee80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
 			     struct ieee80211_channel *chan, bool offchan,
-			     enum nl80211_channel_type channel_type,
-			     bool channel_type_valid, unsigned int wait,
-			     const u8 *buf, size_t len, bool no_cck,
-			     bool dont_wait_for_ack, u64 *cookie)
+			     unsigned int wait, const u8 *buf, size_t len,
+			     bool no_cck, bool dont_wait_for_ack, u64 *cookie)
 {
 	struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
 	struct ieee80211_local *local = sdata->local;
@@ -2591,14 +2604,10 @@ static int ieee80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
 		rcu_read_lock();
 		chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
 
-		if (chanctx_conf) {
-			need_offchan = chan != chanctx_conf->channel;
-			if (channel_type_valid &&
-			    channel_type != chanctx_conf->channel_type)
-				need_offchan = true;
-		} else {
+		if (chanctx_conf)
+			need_offchan = chan != chanctx_conf->def.chan;
+		else
 			need_offchan = true;
-		}
 		rcu_read_unlock();
 	}
 
@@ -2633,7 +2642,7 @@ static int ieee80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
 			local->hw.offchannel_tx_hw_queue;
 
 	/* This will handle all kinds of coalescing and immediate TX */
-	ret = ieee80211_start_roc_work(local, sdata, chan, channel_type,
+	ret = ieee80211_start_roc_work(local, sdata, chan,
 				       wait, cookie, skb);
 	if (ret)
 		kfree_skb(skb);
@@ -3067,7 +3076,7 @@ static int ieee80211_probe_client(struct wiphy *wiphy, struct net_device *dev,
 		rcu_read_unlock();
 		return -EINVAL;
 	}
-	band = chanctx_conf->channel->band;
+	band = chanctx_conf->def.chan->band;
 	sta = sta_info_get(sdata, peer);
 	if (sta) {
 		qos = test_sta_flag(sta, WLAN_STA_WME);
@@ -3124,23 +3133,23 @@ static int ieee80211_probe_client(struct wiphy *wiphy, struct net_device *dev,
 	return 0;
 }
 
-static struct ieee80211_channel *
-ieee80211_cfg_get_channel(struct wiphy *wiphy, struct wireless_dev *wdev,
-			  enum nl80211_channel_type *type)
+static int ieee80211_cfg_get_channel(struct wiphy *wiphy,
+				     struct wireless_dev *wdev,
+				     struct cfg80211_chan_def *chandef)
 {
 	struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
 	struct ieee80211_chanctx_conf *chanctx_conf;
-	struct ieee80211_channel *chan = NULL;
+	int ret = -ENODATA;
 
 	rcu_read_lock();
 	chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
 	if (chanctx_conf) {
-		*type = chanctx_conf->channel_type;
-		chan = chanctx_conf->channel;
+		*chandef = chanctx_conf->def;
+		ret = 0;
 	}
 	rcu_read_unlock();
 
-	return chan;
+	return ret;
 }
 
 #ifdef CONFIG_PM