1 files changed, 38 insertions, 24 deletions

diff --git a/drivers/net/wireless/wl12xx/ps.c b/drivers/net/wireless/wl12xx/ps.c
index c15ebf2..a2bdacd 100644
--- a/drivers/net/wireless/wl12xx/ps.c
+++ b/drivers/net/wireless/wl12xx/ps.c
@@ -25,6 +25,7 @@
 #include "ps.h"
 #include "io.h"
 #include "tx.h"
+#include "debug.h"
 
 #define WL1271_WAKEUP_TIMEOUT 500
 
@@ -32,6 +33,7 @@ void wl1271_elp_work(struct work_struct *work)
 {
 	struct delayed_work *dwork;
 	struct wl1271 *wl;
+	struct wl12xx_vif *wlvif;
 
 	dwork = container_of(work, struct delayed_work, work);
 	wl = container_of(dwork, struct wl1271, elp_work);
@@ -47,11 +49,18 @@ void wl1271_elp_work(struct work_struct *work)
 	if (unlikely(!test_bit(WL1271_FLAG_ELP_REQUESTED, &wl->flags)))
 		goto out;
 
-	if (test_bit(WL1271_FLAG_IN_ELP, &wl->flags) ||
-	    (!test_bit(WL1271_FLAG_PSM, &wl->flags) &&
-	     !test_bit(WL1271_FLAG_IDLE, &wl->flags)))
+	if (test_bit(WL1271_FLAG_IN_ELP, &wl->flags))
 		goto out;
 
+	wl12xx_for_each_wlvif(wl, wlvif) {
+		if (wlvif->bss_type == BSS_TYPE_AP_BSS)
+			goto out;
+
+		if (!test_bit(WLVIF_FLAG_PSM, &wlvif->flags) &&
+		    test_bit(WLVIF_FLAG_IN_USE, &wlvif->flags))
+			goto out;
+	}
+
 	wl1271_debug(DEBUG_PSM, "chip to elp");
 	wl1271_raw_write32(wl, HW_ACCESS_ELP_CTRL_REG_ADDR, ELPCTRL_SLEEP);
 	set_bit(WL1271_FLAG_IN_ELP, &wl->flags);
@@ -65,13 +74,20 @@ out:
 /* Routines to toggle sleep mode while in ELP */
 void wl1271_ps_elp_sleep(struct wl1271 *wl)
 {
+	struct wl12xx_vif *wlvif;
+
 	/* we shouldn't get consecutive sleep requests */
 	if (WARN_ON(test_and_set_bit(WL1271_FLAG_ELP_REQUESTED, &wl->flags)))
 		return;
 
-	if (!test_bit(WL1271_FLAG_PSM, &wl->flags) &&
-	    !test_bit(WL1271_FLAG_IDLE, &wl->flags))
-		return;
+	wl12xx_for_each_wlvif(wl, wlvif) {
+		if (wlvif->bss_type == BSS_TYPE_AP_BSS)
+			return;
+
+		if (!test_bit(WLVIF_FLAG_PSM, &wlvif->flags) &&
+		    test_bit(WLVIF_FLAG_IN_USE, &wlvif->flags))
+			return;
+	}
 
 	ieee80211_queue_delayed_work(wl->hw, &wl->elp_work,
 				     msecs_to_jiffies(ELP_ENTRY_DELAY));
@@ -143,8 +159,8 @@ out:
 	return 0;
 }
 
-int wl1271_ps_set_mode(struct wl1271 *wl, enum wl1271_cmd_ps_mode mode,
-		       u32 rates, bool send)
+int wl1271_ps_set_mode(struct wl1271 *wl, struct wl12xx_vif *wlvif,
+		       enum wl1271_cmd_ps_mode mode, u32 rates, bool send)
 {
 	int ret;
 
@@ -152,39 +168,34 @@ int wl1271_ps_set_mode(struct wl1271 *wl, enum wl1271_cmd_ps_mode mode,
 	case STATION_POWER_SAVE_MODE:
 		wl1271_debug(DEBUG_PSM, "entering psm");
 
-		ret = wl1271_acx_wake_up_conditions(wl);
+		ret = wl1271_acx_wake_up_conditions(wl, wlvif);
 		if (ret < 0) {
 			wl1271_error("couldn't set wake up conditions");
 			return ret;
 		}
 
-		ret = wl1271_cmd_ps_mode(wl, STATION_POWER_SAVE_MODE);
+		ret = wl1271_cmd_ps_mode(wl, wlvif, STATION_POWER_SAVE_MODE);
 		if (ret < 0)
 			return ret;
 
-		set_bit(WL1271_FLAG_PSM, &wl->flags);
+		set_bit(WLVIF_FLAG_PSM, &wlvif->flags);
 		break;
 	case STATION_ACTIVE_MODE:
 	default:
 		wl1271_debug(DEBUG_PSM, "leaving psm");
 
 		/* disable beacon early termination */
-		if (wl->band == IEEE80211_BAND_2GHZ) {
-			ret = wl1271_acx_bet_enable(wl, false);
+		if (wlvif->band == IEEE80211_BAND_2GHZ) {
+			ret = wl1271_acx_bet_enable(wl, wlvif, false);
 			if (ret < 0)
 				return ret;
 		}
 
-		/* disable beacon filtering */
-		ret = wl1271_acx_beacon_filter_opt(wl, false);
-		if (ret < 0)
-			return ret;
-
-		ret = wl1271_cmd_ps_mode(wl, STATION_ACTIVE_MODE);
+		ret = wl1271_cmd_ps_mode(wl, wlvif, STATION_ACTIVE_MODE);
 		if (ret < 0)
 			return ret;
 
-		clear_bit(WL1271_FLAG_PSM, &wl->flags);
+		clear_bit(WLVIF_FLAG_PSM, &wlvif->flags);
 		break;
 	}
 
@@ -223,9 +234,11 @@ static void wl1271_ps_filter_frames(struct wl1271 *wl, u8 hlid)
 	wl1271_handle_tx_low_watermark(wl);
 }
 
-void wl1271_ps_link_start(struct wl1271 *wl, u8 hlid, bool clean_queues)
+void wl12xx_ps_link_start(struct wl1271 *wl, struct wl12xx_vif *wlvif,
+			  u8 hlid, bool clean_queues)
 {
 	struct ieee80211_sta *sta;
+	struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif);
 
 	if (test_bit(hlid, &wl->ap_ps_map))
 		return;
@@ -235,7 +248,7 @@ void wl1271_ps_link_start(struct wl1271 *wl, u8 hlid, bool clean_queues)
 		     clean_queues);
 
 	rcu_read_lock();
-	sta = ieee80211_find_sta(wl->vif, wl->links[hlid].addr);
+	sta = ieee80211_find_sta(vif, wl->links[hlid].addr);
 	if (!sta) {
 		wl1271_error("could not find sta %pM for starting ps",
 			     wl->links[hlid].addr);
@@ -253,9 +266,10 @@ void wl1271_ps_link_start(struct wl1271 *wl, u8 hlid, bool clean_queues)
 	__set_bit(hlid, &wl->ap_ps_map);
 }
 
-void wl1271_ps_link_end(struct wl1271 *wl, u8 hlid)
+void wl12xx_ps_link_end(struct wl1271 *wl, struct wl12xx_vif *wlvif, u8 hlid)
 {
 	struct ieee80211_sta *sta;
+	struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif);
 
 	if (!test_bit(hlid, &wl->ap_ps_map))
 		return;
@@ -265,7 +279,7 @@ void wl1271_ps_link_end(struct wl1271 *wl, u8 hlid)
 	__clear_bit(hlid, &wl->ap_ps_map);
 
 	rcu_read_lock();
-	sta = ieee80211_find_sta(wl->vif, wl->links[hlid].addr);
+	sta = ieee80211_find_sta(vif, wl->links[hlid].addr);
 	if (!sta) {
 		wl1271_error("could not find sta %pM for ending ps",
 			     wl->links[hlid].addr);