From: Amitkumar Karwar <amit.karwar@xxxxxxxxxxxxxxxxxx>
Power save request should be sent on station interface. Virtual
interface which is connected should be preferred. This patch
resolves device not entering power save problem in certain
situations
Signed-off-by: Amitkumar Karwar <amit.karwar@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Siva Rebbagondla <siva.rebbagondla@xxxxxxxxxxxxxxxxxx>
---
drivers/net/wireless/rsi/rsi_91x_mac80211.c | 12 ++++++++----
1 file changed, 8 insertions(+), 4 deletions(-)
diff --git a/drivers/net/wireless/rsi/rsi_91x_mac80211.c b/drivers/net/wireless/rsi/rsi_91x_mac80211.c
index 5edc3a9..77aa3bb 100644
--- a/drivers/net/wireless/rsi/rsi_91x_mac80211.c
+++ b/drivers/net/wireless/rsi/rsi_91x_mac80211.c
@@ -614,7 +614,7 @@ static int rsi_mac80211_config(struct ieee80211_hw *hw,
/* Power save parameters */
if (changed & IEEE80211_CONF_CHANGE_PS) {
- struct ieee80211_vif *vif;
+ struct ieee80211_vif *vif, *sta_vif = NULL;
unsigned long flags;
int i, set_ps = 1;
@@ -628,13 +628,17 @@ static int rsi_mac80211_config(struct ieee80211_hw *hw,
set_ps = 0;
break;
}
+ if ((vif->type == NL80211_IFTYPE_STATION ||
+ vif->type == NL80211_IFTYPE_P2P_CLIENT) &&
+ (!sta_vif || vif->bss_conf.assoc))
+ sta_vif = vif;
}
- if (set_ps) {
+ if (set_ps && sta_vif) {
spin_lock_irqsave(&adapter->ps_lock, flags);
if (conf->flags & IEEE80211_CONF_PS)
- rsi_enable_ps(adapter, vif);
+ rsi_enable_ps(adapter, sta_vif);
else
- rsi_disable_ps(adapter, vif);
+ rsi_disable_ps(adapter, sta_vif);
spin_unlock_irqrestore(&adapter->ps_lock, flags);
}
}
--
2.7.4
