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path: root/net/mac80211/cfg.c
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Diffstat (limited to 'net/mac80211/cfg.c')
-rw-r--r--net/mac80211/cfg.c499
1 files changed, 310 insertions, 189 deletions
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 7371f676cf41..5c61677487cf 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -370,29 +370,64 @@ 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->oper_channel->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);
+}
+
+void sta_set_rate_info_rx(struct sta_info *sta, struct rate_info *rinfo)
+{
+ rinfo->flags = 0;
+
+ if (sta->last_rx_rate_flag & RX_FLAG_HT) {
+ rinfo->flags |= RATE_INFO_FLAGS_MCS;
+ rinfo->mcs = sta->last_rx_rate_idx;
+ } else if (sta->last_rx_rate_flag & RX_FLAG_VHT) {
+ rinfo->flags |= RATE_INFO_FLAGS_VHT_MCS;
+ rinfo->nss = sta->last_rx_rate_vht_nss;
+ rinfo->mcs = sta->last_rx_rate_idx;
+ } else {
+ struct ieee80211_supported_band *sband;
+
+ sband = sta->local->hw.wiphy->bands[
+ ieee80211_get_sdata_band(sta->sdata)];
+ rinfo->legacy =
+ sband->bitrates[sta->last_rx_rate_idx].bitrate;
+ }
+
+ if (sta->last_rx_rate_flag & RX_FLAG_40MHZ)
+ rinfo->flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH;
+ if (sta->last_rx_rate_flag & RX_FLAG_SHORT_GI)
+ rinfo->flags |= RATE_INFO_FLAGS_SHORT_GI;
+ if (sta->last_rx_rate_flag & RX_FLAG_80MHZ)
+ rinfo->flags |= RATE_INFO_FLAGS_80_MHZ_WIDTH;
+ if (sta->last_rx_rate_flag & RX_FLAG_80P80MHZ)
+ rinfo->flags |= RATE_INFO_FLAGS_80P80_MHZ_WIDTH;
+ if (sta->last_rx_rate_flag & RX_FLAG_160MHZ)
+ rinfo->flags |= RATE_INFO_FLAGS_160_MHZ_WIDTH;
}
static void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo)
@@ -441,15 +476,7 @@ 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)
- 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);
+ sta_set_rate_info_rx(sta, &sinfo->rxrate);
if (ieee80211_vif_is_mesh(&sdata->vif)) {
#ifdef CONFIG_MAC80211_MESH
@@ -532,6 +559,8 @@ static void ieee80211_get_et_stats(struct wiphy *wiphy,
u64 *data)
{
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+ struct ieee80211_chanctx_conf *chanctx_conf;
+ struct ieee80211_channel *channel;
struct sta_info *sta;
struct ieee80211_local *local = sdata->local;
struct station_info sinfo;
@@ -607,19 +636,26 @@ static void ieee80211_get_et_stats(struct wiphy *wiphy,
do_survey:
i = STA_STATS_LEN - STA_STATS_SURVEY_LEN;
/* Get survey stats for current channel */
- q = 0;
- while (true) {
- survey.filled = 0;
- if (drv_get_survey(local, q, &survey) != 0) {
- survey.filled = 0;
- break;
- }
+ survey.filled = 0;
- if (survey.channel &&
- (local->oper_channel->center_freq ==
- survey.channel->center_freq))
- break;
- q++;
+ rcu_read_lock();
+ chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
+ if (chanctx_conf)
+ channel = chanctx_conf->def.chan;
+ else
+ channel = NULL;
+ rcu_read_unlock();
+
+ if (channel) {
+ q = 0;
+ do {
+ survey.filled = 0;
+ if (drv_get_survey(local, q, &survey) != 0) {
+ survey.filled = 0;
+ break;
+ }
+ q++;
+ } while (channel != survey.channel);
}
if (survey.filled)
@@ -724,47 +760,37 @@ static int ieee80211_get_station(struct wiphy *wiphy, struct net_device *dev,
return ret;
}
-static int ieee80211_set_channel(struct wiphy *wiphy,
- struct net_device *netdev,
- struct ieee80211_channel *chan,
- enum nl80211_channel_type channel_type)
+static int ieee80211_set_monitor_channel(struct wiphy *wiphy,
+ struct cfg80211_chan_def *chandef)
{
struct ieee80211_local *local = wiphy_priv(wiphy);
- struct ieee80211_sub_if_data *sdata = NULL;
-
- if (netdev)
- sdata = IEEE80211_DEV_TO_SUB_IF(netdev);
-
- switch (ieee80211_get_channel_mode(local, NULL)) {
- case CHAN_MODE_HOPPING:
- return -EBUSY;
- case CHAN_MODE_FIXED:
- if (local->oper_channel != chan ||
- (!sdata && local->_oper_channel_type != channel_type))
- return -EBUSY;
- if (!sdata && local->_oper_channel_type == channel_type)
- return 0;
- break;
- case CHAN_MODE_UNDEFINED:
- break;
- }
+ struct ieee80211_sub_if_data *sdata;
+ int ret = 0;
- if (!ieee80211_set_channel_type(local, sdata, channel_type))
- return -EBUSY;
+ if (cfg80211_chandef_identical(&local->monitor_chandef, chandef))
+ return 0;
- local->oper_channel = chan;
+ mutex_lock(&local->iflist_mtx);
+ if (local->use_chanctx) {
+ sdata = rcu_dereference_protected(
+ local->monitor_sdata,
+ lockdep_is_held(&local->iflist_mtx));
+ if (sdata) {
+ ieee80211_vif_release_channel(sdata);
+ ret = ieee80211_vif_use_channel(sdata, chandef,
+ IEEE80211_CHANCTX_EXCLUSIVE);
+ }
+ } else if (local->open_count == local->monitors) {
+ local->_oper_channel = chandef->chan;
+ local->_oper_channel_type = cfg80211_get_chandef_type(chandef);
+ ieee80211_hw_config(local, 0);
+ }
- /* auto-detects changes */
- ieee80211_hw_config(local, 0);
+ if (ret == 0)
+ local->monitor_chandef = *chandef;
+ mutex_unlock(&local->iflist_mtx);
- return 0;
-}
-
-static int ieee80211_set_monitor_channel(struct wiphy *wiphy,
- struct ieee80211_channel *chan,
- enum nl80211_channel_type channel_type)
-{
- return ieee80211_set_channel(wiphy, NULL, chan, channel_type);
+ return ret;
}
static int ieee80211_set_probe_resp(struct ieee80211_sub_if_data *sdata,
@@ -872,15 +898,20 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev,
u32 changed = BSS_CHANGED_BEACON_INT |
BSS_CHANGED_BEACON_ENABLED |
BSS_CHANGED_BEACON |
- BSS_CHANGED_SSID;
+ BSS_CHANGED_SSID |
+ BSS_CHANGED_P2P_PS;
int err;
old = rtnl_dereference(sdata->u.ap.beacon);
if (old)
return -EALREADY;
- err = ieee80211_set_channel(wiphy, dev, params->channel,
- params->channel_type);
+ /* TODO: make hostapd tell us what it wants */
+ sdata->smps_mode = IEEE80211_SMPS_OFF;
+ sdata->needed_rx_chains = sdata->local->rx_chains;
+
+ err = ieee80211_vif_use_channel(sdata, &params->chandef,
+ IEEE80211_CHANCTX_SHARED);
if (err)
return err;
@@ -907,11 +938,23 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev,
sdata->vif.bss_conf.hidden_ssid =
(params->hidden_ssid != NL80211_HIDDEN_SSID_NOT_IN_USE);
+ sdata->vif.bss_conf.p2p_ctwindow = params->p2p_ctwindow;
+ sdata->vif.bss_conf.p2p_oppps = params->p2p_opp_ps;
+
err = ieee80211_assign_beacon(sdata, &params->beacon);
if (err < 0)
return err;
changed |= err;
+ err = drv_start_ap(sdata->local, sdata);
+ if (err) {
+ old = rtnl_dereference(sdata->u.ap.beacon);
+ if (old)
+ kfree_rcu(old, rcu_head);
+ RCU_INIT_POINTER(sdata->u.ap.beacon, NULL);
+ return err;
+ }
+
ieee80211_bss_info_change_notify(sdata, changed);
netif_carrier_on(dev);
@@ -943,26 +986,40 @@ static int ieee80211_change_beacon(struct wiphy *wiphy, struct net_device *dev,
static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev)
{
- struct ieee80211_sub_if_data *sdata, *vlan;
- struct beacon_data *old;
-
- sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+ struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+ struct ieee80211_sub_if_data *vlan;
+ struct ieee80211_local *local = sdata->local;
+ struct beacon_data *old_beacon;
+ struct probe_resp *old_probe_resp;
- old = rtnl_dereference(sdata->u.ap.beacon);
- if (!old)
+ old_beacon = rtnl_dereference(sdata->u.ap.beacon);
+ if (!old_beacon)
return -ENOENT;
+ old_probe_resp = rtnl_dereference(sdata->u.ap.probe_resp);
+ /* turn off carrier for this interface and dependent VLANs */
list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list)
netif_carrier_off(vlan->dev);
netif_carrier_off(dev);
+ /* remove beacon and probe response */
RCU_INIT_POINTER(sdata->u.ap.beacon, NULL);
+ RCU_INIT_POINTER(sdata->u.ap.probe_resp, NULL);
+ kfree_rcu(old_beacon, rcu_head);
+ if (old_probe_resp)
+ kfree_rcu(old_probe_resp, rcu_head);
- kfree_rcu(old, rcu_head);
-
- sta_info_flush(sdata->local, sdata);
+ sta_info_flush(local, sdata);
ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED);
+ drv_stop_ap(sdata->local, sdata);
+
+ /* free all potentially still buffered bcast frames */
+ local->total_ps_buffered -= skb_queue_len(&sdata->u.ap.ps.bc_buf);
+ skb_queue_purge(&sdata->u.ap.ps.bc_buf);
+
+ ieee80211_vif_release_channel(sdata);
+
return 0;
}
@@ -1019,9 +1076,10 @@ static int sta_apply_parameters(struct ieee80211_local *local,
int i, j;
struct ieee80211_supported_band *sband;
struct ieee80211_sub_if_data *sdata = sta->sdata;
+ enum ieee80211_band band = ieee80211_get_sdata_band(sdata);
u32 mask, set;
- sband = local->hw.wiphy->bands[local->oper_channel->band];
+ sband = local->hw.wiphy->bands[band];
mask = params->sta_flags_mask;
set = params->sta_flags_set;
@@ -1136,7 +1194,7 @@ static int sta_apply_parameters(struct ieee80211_local *local,
rates |= BIT(j);
}
}
- sta->sta.supp_rates[local->oper_channel->band] = rates;
+ sta->sta.supp_rates[band] = rates;
}
if (params->ht_capa)
@@ -1144,6 +1202,11 @@ static int sta_apply_parameters(struct ieee80211_local *local,
params->ht_capa,
&sta->sta.ht_cap);
+ if (params->vht_capa)
+ ieee80211_vht_cap_ie_to_sta_vht_cap(sdata, sband,
+ params->vht_capa,
+ &sta->sta.vht_cap);
+
if (ieee80211_vif_is_mesh(&sdata->vif)) {
#ifdef CONFIG_MAC80211_MESH
if (sdata->u.mesh.security & IEEE80211_MESH_SEC_SECURED)
@@ -1664,8 +1727,12 @@ static int ieee80211_join_mesh(struct wiphy *wiphy, struct net_device *dev,
if (err)
return err;
- err = ieee80211_set_channel(wiphy, dev, setup->channel,
- setup->channel_type);
+ /* can mesh use other SMPS modes? */
+ sdata->smps_mode = IEEE80211_SMPS_OFF;
+ sdata->needed_rx_chains = sdata->local->rx_chains;
+
+ err = ieee80211_vif_use_channel(sdata, &setup->chandef,
+ IEEE80211_CHANCTX_SHARED);
if (err)
return err;
@@ -1679,6 +1746,7 @@ static int ieee80211_leave_mesh(struct wiphy *wiphy, struct net_device *dev)
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
ieee80211_stop_mesh(sdata);
+ ieee80211_vif_release_channel(sdata);
return 0;
}
@@ -1688,10 +1756,14 @@ static int ieee80211_change_bss(struct wiphy *wiphy,
struct net_device *dev,
struct bss_parameters *params)
{
- struct ieee80211_sub_if_data *sdata;
+ struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+ enum ieee80211_band band;
u32 changed = 0;
- sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+ if (!rtnl_dereference(sdata->u.ap.beacon))
+ return -ENOENT;
+
+ band = ieee80211_get_sdata_band(sdata);
if (params->use_cts_prot >= 0) {
sdata->vif.bss_conf.use_cts_prot = params->use_cts_prot;
@@ -1704,7 +1776,7 @@ static int ieee80211_change_bss(struct wiphy *wiphy,
}
if (!sdata->vif.bss_conf.use_short_slot &&
- sdata->local->oper_channel->band == IEEE80211_BAND_5GHZ) {
+ band == IEEE80211_BAND_5GHZ) {
sdata->vif.bss_conf.use_short_slot = true;
changed |= BSS_CHANGED_ERP_SLOT;
}
@@ -1718,9 +1790,7 @@ static int ieee80211_change_bss(struct wiphy *wiphy,
if (params->basic_rates) {
int i, j;
u32 rates = 0;
- struct ieee80211_local *local = wiphy_priv(wiphy);
- struct ieee80211_supported_band *sband =
- wiphy->bands[local->oper_channel->band];
+ struct ieee80211_supported_band *sband = wiphy->bands[band];
for (i = 0; i < params->basic_rates_len; i++) {
int rate = (params->basic_rates[i] & 0x7f) * 5;
@@ -1746,6 +1816,16 @@ static int ieee80211_change_bss(struct wiphy *wiphy,
changed |= BSS_CHANGED_HT;
}
+ if (params->p2p_ctwindow >= 0) {
+ sdata->vif.bss_conf.p2p_ctwindow = params->p2p_ctwindow;
+ changed |= BSS_CHANGED_P2P_PS;
+ }
+
+ if (params->p2p_opp_ps >= 0) {
+ sdata->vif.bss_conf.p2p_oppps = params->p2p_opp_ps;
+ changed |= BSS_CHANGED_P2P_PS;
+ }
+
ieee80211_bss_info_change_notify(sdata, changed);
return 0;
@@ -1829,7 +1909,16 @@ static int ieee80211_scan(struct wiphy *wiphy,
* beaconing hasn't been configured yet
*/
case NL80211_IFTYPE_AP:
- if (sdata->u.ap.beacon)
+ /*
+ * If the scan has been forced (and the driver supports
+ * forcing), don't care about being beaconing already.
+ * This will create problems to the attached stations (e.g. all
+ * the frames sent while scanning on other channel will be
+ * lost)
+ */
+ if (sdata->u.ap.beacon &&
+ (!(wiphy->features & NL80211_FEATURE_AP_SCAN) ||
+ !(req->flags & NL80211_SCAN_FLAG_AP)))
return -EOPNOTSUPP;
break;
default:
@@ -1872,20 +1961,6 @@ static int ieee80211_auth(struct wiphy *wiphy, struct net_device *dev,
static int ieee80211_assoc(struct wiphy *wiphy, struct net_device *dev,
struct cfg80211_assoc_request *req)
{
- struct ieee80211_local *local = wiphy_priv(wiphy);
- struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
-
- switch (ieee80211_get_channel_mode(local, sdata)) {
- case CHAN_MODE_HOPPING:
- return -EBUSY;
- case CHAN_MODE_FIXED:
- if (local->oper_channel == req->bss->channel)
- break;
- return -EBUSY;
- case CHAN_MODE_UNDEFINED:
- break;
- }
-
return ieee80211_mgd_assoc(IEEE80211_DEV_TO_SUB_IF(dev), req);
}
@@ -1904,30 +1979,22 @@ static int ieee80211_disassoc(struct wiphy *wiphy, struct net_device *dev,
static int ieee80211_join_ibss(struct wiphy *wiphy, struct net_device *dev,
struct cfg80211_ibss_params *params)
{
- struct ieee80211_local *local = wiphy_priv(wiphy);
- struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
-
- switch (ieee80211_get_channel_mode(local, sdata)) {
- case CHAN_MODE_HOPPING:
- return -EBUSY;
- case CHAN_MODE_FIXED:
- if (!params->channel_fixed)
- return -EBUSY;
- if (local->oper_channel == params->channel)
- break;
- return -EBUSY;
- case CHAN_MODE_UNDEFINED:
- break;
- }
-
- return ieee80211_ibss_join(sdata, params);
+ return ieee80211_ibss_join(IEEE80211_DEV_TO_SUB_IF(dev), params);
}
static int ieee80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev)
{
+ return ieee80211_ibss_leave(IEEE80211_DEV_TO_SUB_IF(dev));
+}
+
+static int ieee80211_set_mcast_rate(struct wiphy *wiphy, struct net_device *dev,
+ int rate[IEEE80211_NUM_BANDS])
+{
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
- return ieee80211_ibss_leave(sdata);
+ memcpy(sdata->vif.bss_conf.mcast_rate, rate, sizeof(rate));
+
+ return 0;
}
static int ieee80211_set_wiphy_params(struct wiphy *wiphy, u32 changed)
@@ -1956,10 +2023,16 @@ 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);
@@ -1968,41 +2041,65 @@ static int ieee80211_set_wiphy_params(struct wiphy *wiphy, u32 changed)
}
static int ieee80211_set_tx_power(struct wiphy *wiphy,
+ struct wireless_dev *wdev,
enum nl80211_tx_power_setting type, int mbm)
{
struct ieee80211_local *local = wiphy_priv(wiphy);
- struct ieee80211_channel *chan = local->oper_channel;
- u32 changes = 0;
+ struct ieee80211_sub_if_data *sdata;
+
+ if (wdev) {
+ sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
+
+ switch (type) {
+ case NL80211_TX_POWER_AUTOMATIC:
+ sdata->user_power_level = IEEE80211_UNSET_POWER_LEVEL;
+ break;
+ case NL80211_TX_POWER_LIMITED:
+ case NL80211_TX_POWER_FIXED:
+ if (mbm < 0 || (mbm % 100))
+ return -EOPNOTSUPP;
+ sdata->user_power_level = MBM_TO_DBM(mbm);
+ break;
+ }
+
+ ieee80211_recalc_txpower(sdata);
+
+ return 0;
+ }
switch (type) {
case NL80211_TX_POWER_AUTOMATIC:
- local->user_power_level = -1;
+ local->user_power_level = IEEE80211_UNSET_POWER_LEVEL;
break;
case NL80211_TX_POWER_LIMITED:
- if (mbm < 0 || (mbm % 100))
- return -EOPNOTSUPP;
- local->user_power_level = MBM_TO_DBM(mbm);
- break;
case NL80211_TX_POWER_FIXED:
if (mbm < 0 || (mbm % 100))
return -EOPNOTSUPP;
- /* TODO: move to cfg80211 when it knows the channel */
- if (MBM_TO_DBM(mbm) > chan->max_power)
- return -EINVAL;
local->user_power_level = MBM_TO_DBM(mbm);
break;
}
- ieee80211_hw_config(local, changes);
+ mutex_lock(&local->iflist_mtx);
+ list_for_each_entry(sdata, &local->interfaces, list)
+ sdata->user_power_level = local->user_power_level;
+ list_for_each_entry(sdata, &local->interfaces, list)
+ ieee80211_recalc_txpower(sdata);
+ mutex_unlock(&local->iflist_mtx);
return 0;
}
-static int ieee80211_get_tx_power(struct wiphy *wiphy, int *dbm)
+static int ieee80211_get_tx_power(struct wiphy *wiphy,
+ struct wireless_dev *wdev,
+ int *dbm)
{
struct ieee80211_local *local = wiphy_priv(wiphy);
+ struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
- *dbm = local->hw.conf.power_level;
+ if (!local->use_chanctx)
+ *dbm = local->hw.conf.power_level;
+ else
+ *dbm = sdata->vif.bss_conf.txpower;
return 0;
}
@@ -2067,13 +2164,12 @@ int __ieee80211_request_smps(struct ieee80211_sub_if_data *sdata,
/*
* If not associated, or current association is not an HT
- * association, there's no need to send an action frame.
+ * association, there's no need to do anything, just store
+ * the new value until we associate.
*/
if (!sdata->u.mgd.associated ||
- sdata->vif.bss_conf.channel_type == NL80211_CHAN_NO_HT) {
- ieee80211_recalc_smps(sdata->local);
+ sdata->vif.bss_conf.chandef.width == NL80211_CHAN_WIDTH_20_NOHT)
return 0;
- }
ap = sdata->u.mgd.associated->bssid;
@@ -2179,7 +2275,6 @@ 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)
{
@@ -2189,12 +2284,14 @@ static int ieee80211_start_roc_work(struct ieee80211_local *local,
lockdep_assert_held(&local->mtx);
+ if (local->use_chanctx && !local->ops->remain_on_channel)
+ return -EOPNOTSUPP;
+
roc = kzalloc(sizeof(*roc), GFP_KERNEL);
if (!roc)
return -ENOMEM;
roc->chan = channel;
- roc->chan_type = channel_type;
roc->duration = duration;
roc->req_duration = duration;
roc->frame = txskb;
@@ -2227,7 +2324,7 @@ static int ieee80211_start_roc_work(struct ieee80211_local *local,
if (!duration)
duration = 10;
- ret = drv_remain_on_channel(local, channel, channel_type, duration);
+ ret = drv_remain_on_channel(local, sdata, channel, duration);
if (ret) {
kfree(roc);
return ret;
@@ -2238,7 +2335,7 @@ 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)
+ if (tmp->chan != channel || tmp->sdata != sdata)
continue;
/*
@@ -2332,13 +2429,22 @@ static int ieee80211_start_roc_work(struct ieee80211_local *local,
list_add_tail(&roc->list, &local->roc_list);
/*
- * cookie is either the roc (for normal roc)
+ * cookie is either the roc cookie (for normal roc)
* or the SKB (for mgmt TX)
*/
- if (txskb)
+ if (!txskb) {
+ /* local->mtx protects this */
+ local->roc_cookie_counter++;
+ roc->cookie = local->roc_cookie_counter;
+ /* wow, you wrapped 64 bits ... more likely a bug */
+ if (WARN_ON(roc->cookie == 0)) {
+ roc->cookie = 1;
+ local->roc_cookie_counter++;
+ }
+ *cookie = roc->cookie;
+ } else {
*cookie = (unsigned long)txskb;
- else
- *cookie = (unsigned long)roc;
+ }
return 0;
}
@@ -2346,7 +2452,6 @@ 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)
{
@@ -2355,7 +2460,7 @@ 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);
@@ -2373,7 +2478,7 @@ static int ieee80211_cancel_roc(struct ieee80211_local *local,
struct ieee80211_roc_work *dep, *tmp2;
list_for_each_entry_safe(dep, tmp2, &roc->dependents, list) {
- if (!mgmt_tx && (unsigned long)dep != cookie)
+ if (!mgmt_tx && dep->cookie != cookie)
continue;
else if (mgmt_tx && dep->mgmt_tx_cookie != cookie)
continue;
@@ -2385,7 +2490,7 @@ static int ieee80211_cancel_roc(struct ieee80211_local *local,
return 0;
}
- if (!mgmt_tx && (unsigned long)roc != cookie)
+ if (!mgmt_tx && roc->cookie != cookie)
continue;
else if (mgmt_tx && roc->mgmt_tx_cookie != cookie)
continue;
@@ -2448,10 +2553,8 @@ 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;
@@ -2515,10 +2618,16 @@ static int ieee80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
/* Check if the operating channel is the requested channel */
if (!need_offchan) {
- need_offchan = chan != local->oper_channel;
- if (channel_type_valid &&
- channel_type != local->_oper_channel_type)
+ struct ieee80211_chanctx_conf *chanctx_conf;
+
+ rcu_read_lock();
+ chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
+
+ if (chanctx_conf)
+ need_offchan = chan != chanctx_conf->def.chan;
+ else
need_offchan = true;
+ rcu_read_unlock();
}
if (need_offchan && !offchan) {
@@ -2552,7 +2661,7 @@ 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);
@@ -2670,7 +2779,7 @@ static u16 ieee80211_get_tdls_sta_capab(struct ieee80211_sub_if_data *sdata)
u16 capab;
capab = 0;
- if (local->oper_channel->band != IEEE80211_BAND_2GHZ)
+ if (ieee80211_get_sdata_band(sdata) != IEEE80211_BAND_2GHZ)
return capab;
if (!(local->hw.flags & IEEE80211_HW_2GHZ_SHORT_SLOT_INCAPABLE))
@@ -2702,7 +2811,7 @@ ieee80211_prep_tdls_encap_data(struct wiphy *wiphy, struct net_device *dev,
u16 status_code, struct sk_buff *skb)
{
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
- struct ieee80211_local *local = sdata->local;
+ enum ieee80211_band band = ieee80211_get_sdata_band(sdata);
struct ieee80211_tdls_data *tf;
tf = (void *)skb_put(skb, offsetof(struct ieee80211_tdls_data, u));
@@ -2722,10 +2831,8 @@ ieee80211_prep_tdls_encap_data(struct wiphy *wiphy, struct net_device *dev,
tf->u.setup_req.capability =
cpu_to_le16(ieee80211_get_tdls_sta_capab(sdata));
- ieee80211_add_srates_ie(sdata, skb, false,
- local->oper_channel->band);
- ieee80211_add_ext_srates_ie(sdata, skb, false,
- local->oper_channel->band);
+ ieee80211_add_srates_ie(sdata, skb, false, band);
+ ieee80211_add_ext_srates_ie(sdata, skb, false, band);
ieee80211_tdls_add_ext_capab(skb);
break;
case WLAN_TDLS_SETUP_RESPONSE:
@@ -2738,10 +2845,8 @@ ieee80211_prep_tdls_encap_data(struct wiphy *wiphy, struct net_device *dev,
tf->u.setup_resp.capability =
cpu_to_le16(ieee80211_get_tdls_sta_capab(sdata));
- ieee80211_add_srates_ie(sdata, skb, false,
- local->oper_channel->band);
- ieee80211_add_ext_srates_ie(sdata, skb, false,
- local->oper_channel->band);
+ ieee80211_add_srates_ie(sdata, skb, false, band);
+ ieee80211_add_ext_srates_ie(sdata, skb, false, band);
ieee80211_tdls_add_ext_capab(skb);
break;
case WLAN_TDLS_SETUP_CONFIRM:
@@ -2779,7 +2884,7 @@ ieee80211_prep_tdls_direct(struct wiphy *wiphy, struct net_device *dev,
u16 status_code, struct sk_buff *skb)
{
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
- struct ieee80211_local *local = sdata->local;
+ enum ieee80211_band band = ieee80211_get_sdata_band(sdata);
struct ieee80211_mgmt *mgmt;
mgmt = (void *)skb_put(skb, 24);
@@ -2802,10 +2907,8 @@ ieee80211_prep_tdls_direct(struct wiphy *wiphy, struct net_device *dev,
mgmt->u.action.u.tdls_discover_resp.capability =
cpu_to_le16(ieee80211_get_tdls_sta_capab(sdata));
- ieee80211_add_srates_ie(sdata, skb, false,
- local->oper_channel->band);
- ieee80211_add_ext_srates_ie(sdata, skb, false,
- local->oper_channel->band);
+ ieee80211_add_srates_ie(sdata, skb, false, band);
+ ieee80211_add_ext_srates_ie(sdata, skb, false, band);
ieee80211_tdls_add_ext_capab(skb);
break;
default:
@@ -2822,7 +2925,6 @@ static int ieee80211_tdls_mgmt(struct wiphy *wiphy, struct net_device *dev,
{
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
struct ieee80211_local *local = sdata->local;
- struct ieee80211_tx_info *info;
struct sk_buff *skb = NULL;
bool send_direct;
int ret;
@@ -2848,7 +2950,6 @@ static int ieee80211_tdls_mgmt(struct wiphy *wiphy, struct net_device *dev,
if (!skb)
return -ENOMEM;
- info = IEEE80211_SKB_CB(skb);
skb_reserve(skb, local->hw.extra_tx_headroom);
switch (action_code) {
@@ -2985,12 +3086,19 @@ static int ieee80211_probe_client(struct wiphy *wiphy, struct net_device *dev,
bool qos;
struct ieee80211_tx_info *info;
struct sta_info *sta;
+ struct ieee80211_chanctx_conf *chanctx_conf;
+ enum ieee80211_band band;
rcu_read_lock();
+ chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
+ if (WARN_ON(!chanctx_conf)) {
+ rcu_read_unlock();
+ return -EINVAL;
+ }
+ band = chanctx_conf->def.chan->band;
sta = sta_info_get(sdata, peer);
if (sta) {
qos = test_sta_flag(sta, WLAN_STA_WME);
- rcu_read_unlock();
} else {
rcu_read_unlock();
return -ENOLINK;
@@ -3008,8 +3116,10 @@ static int ieee80211_probe_client(struct wiphy *wiphy, struct net_device *dev,
}
skb = dev_alloc_skb(local->hw.extra_tx_headroom + size);
- if (!skb)
+ if (!skb) {
+ rcu_read_unlock();
return -ENOMEM;
+ }
skb->dev = dev;
@@ -3034,21 +3144,31 @@ static int ieee80211_probe_client(struct wiphy *wiphy, struct net_device *dev,
nullfunc->qos_ctrl = cpu_to_le16(7);
local_bh_disable();
- ieee80211_xmit(sdata, skb);
+ ieee80211_xmit(sdata, skb, band);
local_bh_enable();
+ rcu_read_unlock();
*cookie = (unsigned long) skb;
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_local *local = wiphy_priv(wiphy);
+ struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
+ struct ieee80211_chanctx_conf *chanctx_conf;
+ int ret = -ENODATA;
+
+ rcu_read_lock();
+ chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
+ if (chanctx_conf) {
+ *chandef = chanctx_conf->def;
+ ret = 0;
+ }
+ rcu_read_unlock();
- *type = local->_oper_channel_type;
- return local->oper_channel;
+ return ret;
}
#ifdef CONFIG_PM
@@ -3103,6 +3223,7 @@ struct cfg80211_ops mac80211_config_ops = {
.disassoc = ieee80211_disassoc,
.join_ibss = ieee80211_join_ibss,
.leave_ibss = ieee80211_leave_ibss,
+ .set_mcast_rate = ieee80211_set_mcast_rate,
.set_wiphy_params = ieee80211_set_wiphy_params,
.set_tx_power = ieee80211_set_tx_power,
.get_tx_power = ieee80211_get_tx_power,
generated by cgit (git 2.34.1) at 2024-06-10 01:59:38 +0000