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-rw-r--r--net/mac80211/ieee80211_i.h4
-rw-r--r--net/mac80211/key.c14
-rw-r--r--net/mac80211/key.h1
-rw-r--r--net/mac80211/pm.c115
-rw-r--r--net/mac80211/util.c26
5 files changed, 6 insertions, 154 deletions
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 6808797..bc3ea58 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -768,10 +768,6 @@ struct ieee80211_sub_if_data {
} debugfs;
#endif
-#ifdef CONFIG_PM
- struct ieee80211_bss_conf suspend_bss_conf;
-#endif
-
/* must be last, dynamically sized area in this! */
struct ieee80211_vif vif;
};
diff --git a/net/mac80211/key.c b/net/mac80211/key.c
index ef252eb..df81b17 100644
--- a/net/mac80211/key.c
+++ b/net/mac80211/key.c
@@ -566,20 +566,6 @@ void ieee80211_iter_keys(struct ieee80211_hw *hw,
}
EXPORT_SYMBOL(ieee80211_iter_keys);
-void ieee80211_disable_keys(struct ieee80211_sub_if_data *sdata)
-{
- struct ieee80211_key *key;
-
- ASSERT_RTNL();
-
- mutex_lock(&sdata->local->key_mtx);
-
- list_for_each_entry(key, &sdata->key_list, list)
- ieee80211_key_disable_hw_accel(key);
-
- mutex_unlock(&sdata->local->key_mtx);
-}
-
void ieee80211_free_keys(struct ieee80211_sub_if_data *sdata)
{
struct ieee80211_key *key, *tmp;
diff --git a/net/mac80211/key.h b/net/mac80211/key.h
index 382dc44..8b03730 100644
--- a/net/mac80211/key.h
+++ b/net/mac80211/key.h
@@ -143,7 +143,6 @@ void ieee80211_set_default_mgmt_key(struct ieee80211_sub_if_data *sdata,
int idx);
void ieee80211_free_keys(struct ieee80211_sub_if_data *sdata);
void ieee80211_enable_keys(struct ieee80211_sub_if_data *sdata);
-void ieee80211_disable_keys(struct ieee80211_sub_if_data *sdata);
#define key_mtx_dereference(local, ref) \
rcu_dereference_protected(ref, lockdep_is_held(&((local)->key_mtx)))
diff --git a/net/mac80211/pm.c b/net/mac80211/pm.c
index 4d105c7..b471a67 100644
--- a/net/mac80211/pm.c
+++ b/net/mac80211/pm.c
@@ -6,32 +6,11 @@
#include "driver-ops.h"
#include "led.h"
-/* return value indicates whether the driver should be further notified */
-static void ieee80211_quiesce(struct ieee80211_sub_if_data *sdata)
-{
- switch (sdata->vif.type) {
- case NL80211_IFTYPE_STATION:
- ieee80211_sta_quiesce(sdata);
- break;
- case NL80211_IFTYPE_ADHOC:
- ieee80211_ibss_quiesce(sdata);
- break;
- case NL80211_IFTYPE_MESH_POINT:
- ieee80211_mesh_quiesce(sdata);
- break;
- default:
- break;
- }
-
- cancel_work_sync(&sdata->work);
-}
-
int __ieee80211_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan)
{
struct ieee80211_local *local = hw_to_local(hw);
struct ieee80211_sub_if_data *sdata;
struct sta_info *sta;
- struct ieee80211_chanctx *ctx;
if (!local->open_count)
goto suspend;
@@ -95,17 +74,10 @@ int __ieee80211_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan)
WARN_ON(err != 1);
return err;
} else {
- list_for_each_entry(sdata, &local->interfaces, list)
- if (ieee80211_sdata_running(sdata))
- ieee80211_quiesce(sdata);
goto suspend;
}
}
- /* disable keys */
- list_for_each_entry(sdata, &local->interfaces, list)
- ieee80211_disable_keys(sdata);
-
/* tear down aggregation sessions and remove STAs */
mutex_lock(&local->sta_mtx);
list_for_each_entry(sta, &local->sta_list, list) {
@@ -117,100 +89,25 @@ int __ieee80211_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan)
WARN_ON(drv_sta_state(local, sta->sdata, sta,
state, state - 1));
}
-
- mesh_plink_quiesce(sta);
}
mutex_unlock(&local->sta_mtx);
/* remove all interfaces */
list_for_each_entry(sdata, &local->interfaces, list) {
- static u8 zero_addr[ETH_ALEN] = {};
- u32 changed = 0;
-
if (!ieee80211_sdata_running(sdata))
continue;
-
- switch (sdata->vif.type) {
- case NL80211_IFTYPE_AP_VLAN:
- case NL80211_IFTYPE_MONITOR:
- /* skip these */
- continue;
- case NL80211_IFTYPE_STATION:
- if (sdata->vif.bss_conf.assoc)
- changed = BSS_CHANGED_ASSOC |
- BSS_CHANGED_BSSID |
- BSS_CHANGED_IDLE;
- break;
- case NL80211_IFTYPE_AP:
- case NL80211_IFTYPE_ADHOC:
- case NL80211_IFTYPE_MESH_POINT:
- if (sdata->vif.bss_conf.enable_beacon)
- changed = BSS_CHANGED_BEACON_ENABLED;
- break;
- default:
- break;
- }
-
- ieee80211_quiesce(sdata);
-
- sdata->suspend_bss_conf = sdata->vif.bss_conf;
- memset(&sdata->vif.bss_conf, 0, sizeof(sdata->vif.bss_conf));
- sdata->vif.bss_conf.idle = true;
- if (sdata->suspend_bss_conf.bssid)
- sdata->vif.bss_conf.bssid = zero_addr;
-
- /* disable beaconing or remove association */
- ieee80211_bss_info_change_notify(sdata, changed);
-
- if (sdata->vif.type == NL80211_IFTYPE_AP &&
- rcu_access_pointer(sdata->u.ap.beacon))
- drv_stop_ap(local, sdata);
-
- if (local->use_chanctx) {
- struct ieee80211_chanctx_conf *conf;
-
- mutex_lock(&local->chanctx_mtx);
- conf = rcu_dereference_protected(
- sdata->vif.chanctx_conf,
- lockdep_is_held(&local->chanctx_mtx));
- if (conf) {
- ctx = container_of(conf,
- struct ieee80211_chanctx,
- conf);
- drv_unassign_vif_chanctx(local, sdata, ctx);
- }
-
- mutex_unlock(&local->chanctx_mtx);
- }
drv_remove_interface(local, sdata);
}
sdata = rtnl_dereference(local->monitor_sdata);
- if (sdata) {
- if (local->use_chanctx) {
- struct ieee80211_chanctx_conf *conf;
-
- mutex_lock(&local->chanctx_mtx);
- conf = rcu_dereference_protected(
- sdata->vif.chanctx_conf,
- lockdep_is_held(&local->chanctx_mtx));
- if (conf) {
- ctx = container_of(conf,
- struct ieee80211_chanctx,
- conf);
- drv_unassign_vif_chanctx(local, sdata, ctx);
- }
-
- mutex_unlock(&local->chanctx_mtx);
- }
-
+ if (sdata)
drv_remove_interface(local, sdata);
- }
- mutex_lock(&local->chanctx_mtx);
- list_for_each_entry(ctx, &local->chanctx_list, list)
- drv_remove_chanctx(local, ctx);
- mutex_unlock(&local->chanctx_mtx);
+ /*
+ * We disconnected on all interfaces before suspend, all channel
+ * contexts should be released.
+ */
+ WARN_ON(!list_empty(&local->chanctx_list));
/* stop hardware - this must stop RX */
if (local->open_count)
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index 0f38f43..f5d4e32 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -1534,11 +1534,6 @@ int ieee80211_reconfig(struct ieee80211_local *local)
BSS_CHANGED_IDLE |
BSS_CHANGED_TXPOWER;
-#ifdef CONFIG_PM
- if (local->resuming && !reconfig_due_to_wowlan)
- sdata->vif.bss_conf = sdata->suspend_bss_conf;
-#endif
-
switch (sdata->vif.type) {
case NL80211_IFTYPE_STATION:
changed |= BSS_CHANGED_ASSOC |
@@ -1678,28 +1673,7 @@ int ieee80211_reconfig(struct ieee80211_local *local)
mb();
local->resuming = false;
- list_for_each_entry(sdata, &local->interfaces, list) {
- switch(sdata->vif.type) {
- case NL80211_IFTYPE_STATION:
- ieee80211_sta_restart(sdata);
- break;
- case NL80211_IFTYPE_ADHOC:
- ieee80211_ibss_restart(sdata);
- break;
- case NL80211_IFTYPE_MESH_POINT:
- ieee80211_mesh_restart(sdata);
- break;
- default:
- break;
- }
- }
-
mod_timer(&local->sta_cleanup, jiffies + 1);
-
- mutex_lock(&local->sta_mtx);
- list_for_each_entry(sta, &local->sta_list, list)
- mesh_plink_restart(sta);
- mutex_unlock(&local->sta_mtx);
#else
WARN_ON(1);
#endif
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