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-rw-r--r--net/mac80211/ieee80211_i.h6
-rw-r--r--net/mac80211/offchannel.c19
-rw-r--r--net/mac80211/scan.c15
3 files changed, 14 insertions, 26 deletions
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 8563b9a5cac3..2ed065c09562 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -1358,10 +1358,8 @@ int ieee80211_request_sched_scan_stop(struct ieee80211_sub_if_data *sdata);
1358void ieee80211_sched_scan_stopped_work(struct work_struct *work); 1358void ieee80211_sched_scan_stopped_work(struct work_struct *work);
1359 1359
1360/* off-channel helpers */ 1360/* off-channel helpers */
1361void ieee80211_offchannel_stop_vifs(struct ieee80211_local *local, 1361void ieee80211_offchannel_stop_vifs(struct ieee80211_local *local);
1362 bool offchannel_ps_enable); 1362void ieee80211_offchannel_return(struct ieee80211_local *local);
1363void ieee80211_offchannel_return(struct ieee80211_local *local,
1364 bool offchannel_ps_disable);
1365void ieee80211_roc_setup(struct ieee80211_local *local); 1363void ieee80211_roc_setup(struct ieee80211_local *local);
1366void ieee80211_start_next_roc(struct ieee80211_local *local); 1364void ieee80211_start_next_roc(struct ieee80211_local *local);
1367void ieee80211_roc_purge(struct ieee80211_sub_if_data *sdata); 1365void ieee80211_roc_purge(struct ieee80211_sub_if_data *sdata);
diff --git a/net/mac80211/offchannel.c b/net/mac80211/offchannel.c
index a5379aea7d09..a3ad4c3c80a3 100644
--- a/net/mac80211/offchannel.c
+++ b/net/mac80211/offchannel.c
@@ -102,8 +102,7 @@ static void ieee80211_offchannel_ps_disable(struct ieee80211_sub_if_data *sdata)
102 ieee80211_sta_reset_conn_monitor(sdata); 102 ieee80211_sta_reset_conn_monitor(sdata);
103} 103}
104 104
105void ieee80211_offchannel_stop_vifs(struct ieee80211_local *local, 105void ieee80211_offchannel_stop_vifs(struct ieee80211_local *local)
106 bool offchannel_ps_enable)
107{ 106{
108 struct ieee80211_sub_if_data *sdata; 107 struct ieee80211_sub_if_data *sdata;
109 108
@@ -134,8 +133,7 @@ void ieee80211_offchannel_stop_vifs(struct ieee80211_local *local,
134 133
135 if (sdata->vif.type != NL80211_IFTYPE_MONITOR) { 134 if (sdata->vif.type != NL80211_IFTYPE_MONITOR) {
136 netif_tx_stop_all_queues(sdata->dev); 135 netif_tx_stop_all_queues(sdata->dev);
137 if (offchannel_ps_enable && 136 if (sdata->vif.type == NL80211_IFTYPE_STATION &&
138 (sdata->vif.type == NL80211_IFTYPE_STATION) &&
139 sdata->u.mgd.associated) 137 sdata->u.mgd.associated)
140 ieee80211_offchannel_ps_enable(sdata); 138 ieee80211_offchannel_ps_enable(sdata);
141 } 139 }
@@ -143,8 +141,7 @@ void ieee80211_offchannel_stop_vifs(struct ieee80211_local *local,
143 mutex_unlock(&local->iflist_mtx); 141 mutex_unlock(&local->iflist_mtx);
144} 142}
145 143
146void ieee80211_offchannel_return(struct ieee80211_local *local, 144void ieee80211_offchannel_return(struct ieee80211_local *local)
147 bool offchannel_ps_disable)
148{ 145{
149 struct ieee80211_sub_if_data *sdata; 146 struct ieee80211_sub_if_data *sdata;
150 147
@@ -163,11 +160,9 @@ void ieee80211_offchannel_return(struct ieee80211_local *local,
163 continue; 160 continue;
164 161
165 /* Tell AP we're back */ 162 /* Tell AP we're back */
166 if (offchannel_ps_disable && 163 if (sdata->vif.type == NL80211_IFTYPE_STATION &&
167 sdata->vif.type == NL80211_IFTYPE_STATION) { 164 sdata->u.mgd.associated)
168 if (sdata->u.mgd.associated) 165 ieee80211_offchannel_ps_disable(sdata);
169 ieee80211_offchannel_ps_disable(sdata);
170 }
171 166
172 if (sdata->vif.type != NL80211_IFTYPE_MONITOR) { 167 if (sdata->vif.type != NL80211_IFTYPE_MONITOR) {
173 /* 168 /*
@@ -385,7 +380,7 @@ void ieee80211_sw_roc_work(struct work_struct *work)
385 local->tmp_channel = NULL; 380 local->tmp_channel = NULL;
386 ieee80211_hw_config(local, 0); 381 ieee80211_hw_config(local, 0);
387 382
388 ieee80211_offchannel_return(local, true); 383 ieee80211_offchannel_return(local);
389 } 384 }
390 385
391 ieee80211_recalc_idle(local); 386 ieee80211_recalc_idle(local);
diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c
index d59fc6818b1c..bf82e69d0601 100644
--- a/net/mac80211/scan.c
+++ b/net/mac80211/scan.c
@@ -292,7 +292,7 @@ static void __ieee80211_scan_completed(struct ieee80211_hw *hw, bool aborted,
292 if (!was_hw_scan) { 292 if (!was_hw_scan) {
293 ieee80211_configure_filter(local); 293 ieee80211_configure_filter(local);
294 drv_sw_scan_complete(local); 294 drv_sw_scan_complete(local);
295 ieee80211_offchannel_return(local, true); 295 ieee80211_offchannel_return(local);
296 } 296 }
297 297
298 ieee80211_recalc_idle(local); 298 ieee80211_recalc_idle(local);
@@ -341,7 +341,7 @@ static int ieee80211_start_sw_scan(struct ieee80211_local *local)
341 local->next_scan_state = SCAN_DECISION; 341 local->next_scan_state = SCAN_DECISION;
342 local->scan_channel_idx = 0; 342 local->scan_channel_idx = 0;
343 343
344 ieee80211_offchannel_stop_vifs(local, true); 344 ieee80211_offchannel_stop_vifs(local);
345 345
346 ieee80211_configure_filter(local); 346 ieee80211_configure_filter(local);
347 347
@@ -678,12 +678,8 @@ static void ieee80211_scan_state_suspend(struct ieee80211_local *local,
678 local->scan_channel = NULL; 678 local->scan_channel = NULL;
679 ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL); 679 ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL);
680 680
681 /* 681 /* disable PS */
682 * Re-enable vifs and beaconing. Leave PS 682 ieee80211_offchannel_return(local);
683 * in off-channel state..will put that back
684 * on-channel at the end of scanning.
685 */
686 ieee80211_offchannel_return(local, false);
687 683
688 *next_delay = HZ / 5; 684 *next_delay = HZ / 5;
689 /* afterwards, resume scan & go to next channel */ 685 /* afterwards, resume scan & go to next channel */
@@ -693,8 +689,7 @@ static void ieee80211_scan_state_suspend(struct ieee80211_local *local,
693static void ieee80211_scan_state_resume(struct ieee80211_local *local, 689static void ieee80211_scan_state_resume(struct ieee80211_local *local,
694 unsigned long *next_delay) 690 unsigned long *next_delay)
695{ 691{
696 /* PS already is in off-channel mode */ 692 ieee80211_offchannel_stop_vifs(local);
697 ieee80211_offchannel_stop_vifs(local, false);
698 693
699 if (local->ops->flush) { 694 if (local->ops->flush) {
700 drv_flush(local, false); 695 drv_flush(local, false);