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Diffstat (limited to 'net/mac80211/mlme.c')
-rw-r--r--net/mac80211/mlme.c39
1 files changed, 38 insertions, 1 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 85c3ca33333e..d1962650b254 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -478,6 +478,39 @@ static void ieee80211_handle_pwr_constr(struct ieee80211_sub_if_data *sdata,
}
}
+void ieee80211_enable_dyn_ps(struct ieee80211_vif *vif)
+{
+ struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
+ struct ieee80211_local *local = sdata->local;
+ struct ieee80211_conf *conf = &local->hw.conf;
+
+ WARN_ON(sdata->vif.type != NL80211_IFTYPE_STATION ||
+ !(local->hw.flags & IEEE80211_HW_SUPPORTS_PS) ||
+ (local->hw.flags & IEEE80211_HW_SUPPORTS_DYNAMIC_PS));
+
+ local->disable_dynamic_ps = false;
+ conf->dynamic_ps_timeout = local->dynamic_ps_user_timeout;
+}
+EXPORT_SYMBOL(ieee80211_enable_dyn_ps);
+
+void ieee80211_disable_dyn_ps(struct ieee80211_vif *vif)
+{
+ struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
+ struct ieee80211_local *local = sdata->local;
+ struct ieee80211_conf *conf = &local->hw.conf;
+
+ WARN_ON(sdata->vif.type != NL80211_IFTYPE_STATION ||
+ !(local->hw.flags & IEEE80211_HW_SUPPORTS_PS) ||
+ (local->hw.flags & IEEE80211_HW_SUPPORTS_DYNAMIC_PS));
+
+ local->disable_dynamic_ps = true;
+ conf->dynamic_ps_timeout = 0;
+ del_timer_sync(&local->dynamic_ps_timer);
+ ieee80211_queue_work(&local->hw,
+ &local->dynamic_ps_enable_work);
+}
+EXPORT_SYMBOL(ieee80211_disable_dyn_ps);
+
/* powersave */
static void ieee80211_enable_ps(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata)
@@ -553,6 +586,7 @@ void ieee80211_recalc_ps(struct ieee80211_local *local, s32 latency)
found->u.mgd.associated->beacon_ies &&
!(found->u.mgd.flags & (IEEE80211_STA_BEACON_POLL |
IEEE80211_STA_CONNECTION_POLL))) {
+ struct ieee80211_conf *conf = &local->hw.conf;
s32 beaconint_us;
if (latency < 0)
@@ -575,7 +609,10 @@ void ieee80211_recalc_ps(struct ieee80211_local *local, s32 latency)
else
timeout = 100;
}
- local->hw.conf.dynamic_ps_timeout = timeout;
+ local->dynamic_ps_user_timeout = timeout;
+ if (!local->disable_dynamic_ps)
+ conf->dynamic_ps_timeout =
+ local->dynamic_ps_user_timeout;
if (beaconint_us > latency) {
local->ps_sdata = NULL;