wl12xx: move ps_poll_failures and psm_entry_retry into wlvif

move ps_poll_failures and psm_entry_retries into the per-interface
data, rather than being global.
Signed-off-by: Eliad Peller <eliad@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>

drivers/net/wireless/wl12xx/debugfs.c

@@ -351,8 +351,6 @@ static ssize_t driver_state_read(struct file *file, char __user *user_buf,
 	DRIVER_STATE_PRINT_INT(state);
 	DRIVER_STATE_PRINT_INT(channel);
 	DRIVER_STATE_PRINT_INT(band);
-	DRIVER_STATE_PRINT_INT(psm_entry_retry);
-	DRIVER_STATE_PRINT_INT(ps_poll_failures);
 	DRIVER_STATE_PRINT_INT(power_level);
 	DRIVER_STATE_PRINT_INT(rssi_thold);
 	DRIVER_STATE_PRINT_INT(last_rssi_event);

drivers/net/wireless/wl12xx/event.c

@@ -78,8 +78,8 @@ static void wl1271_event_pspoll_delivery_fail(struct wl1271 *wl,
 	int delay = wl->conf.conn.ps_poll_recovery_period;
 	int ret;
 
-	wl->ps_poll_failures++;
-	if (wl->ps_poll_failures == 1)
+	wlvif->ps_poll_failures++;
+	if (wlvif->ps_poll_failures == 1)
 		wl1271_info("AP with dysfunctional ps-poll, "
 			    "trying to work around it.");
 
@@ -118,23 +118,23 @@ static int wl1271_event_ps_report(struct wl1271 *wl,
 
 		if (!test_bit(WL1271_FLAG_PSM, &wl->flags)) {
 			/* remain in active mode */
-			wl->psm_entry_retry = 0;
+			wlvif->psm_entry_retry = 0;
 			break;
 		}
 
-		if (wl->psm_entry_retry < total_retries) {
-			wl->psm_entry_retry++;
+		if (wlvif->psm_entry_retry < total_retries) {
+			wlvif->psm_entry_retry++;
 			ret = wl1271_ps_set_mode(wl, wlvif,
 						 STATION_POWER_SAVE_MODE,
 						 wlvif->basic_rate, true);
 		} else {
 			wl1271_info("No ack to nullfunc from AP.");
-			wl->psm_entry_retry = 0;
+			wlvif->psm_entry_retry = 0;
 			*beacon_loss = true;
 		}
 		break;
 	case EVENT_ENTER_POWER_SAVE_SUCCESS:
-		wl->psm_entry_retry = 0;
+		wlvif->psm_entry_retry = 0;
 
 		/* enable beacon filtering */
 		ret = wl1271_acx_beacon_filter_opt(wl, wlvif, true);

drivers/net/wireless/wl12xx/main.c

@@ -2141,7 +2141,6 @@ static void __wl1271_op_remove_interface(struct wl1271 *wl,
 	wl->band = IEEE80211_BAND_2GHZ;
 
 	wl->rx_counter = 0;
-	wl->psm_entry_retry = 0;
 	wl->power_level = WL1271_DEFAULT_POWER_LEVEL;
 	wl->tx_blocks_available = 0;
 	wl->tx_allocated_blocks = 0;
@@ -3540,7 +3539,7 @@ static void wl1271_bss_info_changed_sta(struct wl1271 *wl,
 			wlvif->aid = bss_conf->aid;
 			set_assoc = true;
 
-			wl->ps_poll_failures = 0;
+			wlvif->ps_poll_failures = 0;
 
 			/*
 			 * use basic rates from AP, and determine lowest rate
@@ -4894,7 +4893,6 @@ struct ieee80211_hw *wl1271_alloc_hw(void)
 
 	wl->channel = WL1271_DEFAULT_CHANNEL;
 	wl->rx_counter = 0;
-	wl->psm_entry_retry = 0;
 	wl->power_level = WL1271_DEFAULT_POWER_LEVEL;
 	wl->band = IEEE80211_BAND_2GHZ;
 	wl->vif = NULL;

drivers/net/wireless/wl12xx/wl12xx.h

@@ -511,12 +511,6 @@ struct wl1271 {
 	struct completion *elp_compl;
 	struct delayed_work elp_work;
 
-	/* counter for ps-poll delivery failures */
-	int ps_poll_failures;
-
-	/* retry counter for PSM entries */
-	u8 psm_entry_retry;
-
 	/* in dBm */
 	int power_level;
 
@@ -652,6 +646,12 @@ struct wl12xx_vif {
 
 	struct completion *ps_compl;
 	struct delayed_work pspoll_work;
+
+	/* counter for ps-poll delivery failures */
+	int ps_poll_failures;
+
+	/* retry counter for PSM entries */
+	u8 psm_entry_retry;
 };
 
 static inline struct wl12xx_vif *wl12xx_vif_to_data(struct ieee80211_vif *vif)