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Diffstat (limited to 'net/mac80211/cfg.c')
-rw-r--r--net/mac80211/cfg.c116
1 files changed, 103 insertions, 13 deletions
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 9cd73b11506e..334213571ad0 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -316,6 +316,17 @@ 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)
+{
+ if (!(rate->flags & RATE_INFO_FLAGS_MCS)) {
+ struct ieee80211_supported_band *sband;
+ sband = sta->local->hw.wiphy->bands[
+ sta->local->hw.conf.channel->band];
+ rate->legacy = sband->bitrates[idx].bitrate;
+ } else
+ rate->mcs = idx;
+}
+
static void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo)
{
struct ieee80211_sub_if_data *sdata = sta->sdata;
@@ -330,6 +341,7 @@ static void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo)
STATION_INFO_TX_RETRIES |
STATION_INFO_TX_FAILED |
STATION_INFO_TX_BITRATE |
+ STATION_INFO_RX_BITRATE |
STATION_INFO_RX_DROP_MISC;
sinfo->inactive_time = jiffies_to_msecs(jiffies - sta->last_rx);
@@ -355,15 +367,16 @@ static void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo)
sinfo->txrate.flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH;
if (sta->last_tx_rate.flags & IEEE80211_TX_RC_SHORT_GI)
sinfo->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI;
+ rate_idx_to_bitrate(&sinfo->txrate, sta, sta->last_tx_rate.idx);
- if (!(sta->last_tx_rate.flags & IEEE80211_TX_RC_MCS)) {
- struct ieee80211_supported_band *sband;
- sband = sta->local->hw.wiphy->bands[
- sta->local->hw.conf.channel->band];
- sinfo->txrate.legacy =
- sband->bitrates[sta->last_tx_rate.idx].bitrate;
- } else
- sinfo->txrate.mcs = sta->last_tx_rate.idx;
+ sinfo->rxrate.flags = 0;
+ if (sta->last_rx_rate_flag & RX_FLAG_HT)
+ sinfo->rxrate.flags |= RATE_INFO_FLAGS_MCS;
+ 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 (ieee80211_vif_is_mesh(&sdata->vif)) {
#ifdef CONFIG_MAC80211_MESH
@@ -821,6 +834,10 @@ static int ieee80211_change_station(struct wiphy *wiphy,
rcu_read_unlock();
+ if (sdata->vif.type == NL80211_IFTYPE_STATION &&
+ params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED))
+ ieee80211_recalc_ps(local, -1);
+
return 0;
}
@@ -1215,6 +1232,9 @@ static int ieee80211_set_channel(struct wiphy *wiphy,
{
struct ieee80211_local *local = wiphy_priv(wiphy);
struct ieee80211_sub_if_data *sdata = NULL;
+ struct ieee80211_channel *old_oper;
+ enum nl80211_channel_type old_oper_type;
+ enum nl80211_channel_type old_vif_oper_type= NL80211_CHAN_NO_HT;
if (netdev)
sdata = IEEE80211_DEV_TO_SUB_IF(netdev);
@@ -1232,13 +1252,23 @@ static int ieee80211_set_channel(struct wiphy *wiphy,
break;
}
- local->oper_channel = chan;
+ if (sdata)
+ old_vif_oper_type = sdata->vif.bss_conf.channel_type;
+ old_oper_type = local->_oper_channel_type;
if (!ieee80211_set_channel_type(local, sdata, channel_type))
return -EBUSY;
- ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL);
- if (sdata && sdata->vif.type != NL80211_IFTYPE_MONITOR)
+ old_oper = local->oper_channel;
+ local->oper_channel = chan;
+
+ /* Update driver if changes were actually made. */
+ if ((old_oper != local->oper_channel) ||
+ (old_oper_type != local->_oper_channel_type))
+ ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL);
+
+ if ((sdata && sdata->vif.type != NL80211_IFTYPE_MONITOR) &&
+ old_vif_oper_type != sdata->vif.bss_conf.channel_type)
ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_HT);
return 0;
@@ -1274,8 +1304,11 @@ static int ieee80211_scan(struct wiphy *wiphy,
case NL80211_IFTYPE_P2P_GO:
if (sdata->local->ops->hw_scan)
break;
- /* FIXME: implement NoA while scanning in software */
- return -EOPNOTSUPP;
+ /*
+ * FIXME: implement NoA while scanning in software,
+ * for now fall through to allow scanning only when
+ * beaconing hasn't been configured yet
+ */
case NL80211_IFTYPE_AP:
if (sdata->u.ap.beacon)
return -EOPNOTSUPP;
@@ -1784,6 +1817,33 @@ static int ieee80211_mgmt_tx(struct wiphy *wiphy, struct net_device *dev,
*cookie = (unsigned long) skb;
+ if (is_offchan && local->ops->offchannel_tx) {
+ int ret;
+
+ IEEE80211_SKB_CB(skb)->band = chan->band;
+
+ mutex_lock(&local->mtx);
+
+ if (local->hw_offchan_tx_cookie) {
+ mutex_unlock(&local->mtx);
+ return -EBUSY;
+ }
+
+ /* TODO: bitrate control, TX processing? */
+ ret = drv_offchannel_tx(local, skb, chan, channel_type, wait);
+
+ if (ret == 0)
+ local->hw_offchan_tx_cookie = *cookie;
+ mutex_unlock(&local->mtx);
+
+ /*
+ * Allow driver to return 1 to indicate it wants to have the
+ * frame transmitted with a remain_on_channel + regular TX.
+ */
+ if (ret != 1)
+ return ret;
+ }
+
if (is_offchan && local->ops->remain_on_channel) {
unsigned int duration;
int ret;
@@ -1847,6 +1907,7 @@ static int ieee80211_mgmt_tx(struct wiphy *wiphy, struct net_device *dev,
wk->type = IEEE80211_WORK_OFFCHANNEL_TX;
wk->chan = chan;
+ wk->chan_type = channel_type;
wk->sdata = sdata;
wk->done = ieee80211_offchan_tx_done;
wk->offchan_tx.frame = skb;
@@ -1869,6 +1930,18 @@ static int ieee80211_mgmt_tx_cancel_wait(struct wiphy *wiphy,
mutex_lock(&local->mtx);
+ if (local->ops->offchannel_tx_cancel_wait &&
+ local->hw_offchan_tx_cookie == cookie) {
+ ret = drv_offchannel_tx_cancel_wait(local);
+
+ if (!ret)
+ local->hw_offchan_tx_cookie = 0;
+
+ mutex_unlock(&local->mtx);
+
+ return ret;
+ }
+
if (local->ops->cancel_remain_on_channel) {
cookie ^= 2;
ret = ieee80211_cancel_remain_on_channel_hw(local, cookie);
@@ -1939,6 +2012,21 @@ static int ieee80211_get_antenna(struct wiphy *wiphy, u32 *tx_ant, u32 *rx_ant)
return drv_get_antenna(local, tx_ant, rx_ant);
}
+static int ieee80211_set_ringparam(struct wiphy *wiphy, u32 tx, u32 rx)
+{
+ struct ieee80211_local *local = wiphy_priv(wiphy);
+
+ return drv_set_ringparam(local, tx, rx);
+}
+
+static void ieee80211_get_ringparam(struct wiphy *wiphy,
+ u32 *tx, u32 *tx_max, u32 *rx, u32 *rx_max)
+{
+ struct ieee80211_local *local = wiphy_priv(wiphy);
+
+ drv_get_ringparam(local, tx, tx_max, rx, rx_max);
+}
+
struct cfg80211_ops mac80211_config_ops = {
.add_virtual_intf = ieee80211_add_iface,
.del_virtual_intf = ieee80211_del_iface,
@@ -1996,4 +2084,6 @@ struct cfg80211_ops mac80211_config_ops = {
.mgmt_frame_register = ieee80211_mgmt_frame_register,
.set_antenna = ieee80211_set_antenna,
.get_antenna = ieee80211_get_antenna,
+ .set_ringparam = ieee80211_set_ringparam,
+ .get_ringparam = ieee80211_get_ringparam,
};
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