wl12xx: move ba fields into wlvif

move ba_fields 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

@@ -357,8 +357,6 @@ static ssize_t driver_state_read(struct file *file, char __user *user_buf,
 	DRIVER_STATE_PRINT_INT(noise);
 	DRIVER_STATE_PRINT_LHEX(ap_hlid_map[0]);
 	DRIVER_STATE_PRINT_INT(last_tx_hlid);
-	DRIVER_STATE_PRINT_INT(ba_support);
-	DRIVER_STATE_PRINT_HEX(ba_rx_bitmap);
 	DRIVER_STATE_PRINT_HEX(ap_fw_ps_map);
 	DRIVER_STATE_PRINT_LHEX(ap_ps_map);
 	DRIVER_STATE_PRINT_HEX(quirks);

drivers/net/wireless/wl12xx/event.c

@@ -184,9 +184,9 @@ static void wl1271_event_rssi_trigger(struct wl1271 *wl,
 static void wl1271_stop_ba_event(struct wl1271 *wl, struct wl12xx_vif *wlvif)
 {
 	if (wlvif->bss_type != BSS_TYPE_AP_BSS) {
-		if (!wl->ba_rx_bitmap)
+		if (!wlvif->sta.ba_rx_bitmap)
 			return;
-		ieee80211_stop_rx_ba_session(wl->vif, wl->ba_rx_bitmap,
+		ieee80211_stop_rx_ba_session(wl->vif, wlvif->sta.ba_rx_bitmap,
 					     wl->vif->bss_conf.bssid);
 	} else {
 		int i;
@@ -306,9 +306,9 @@ static int wl1271_event_process(struct wl1271 *wl, struct event_mailbox *mbox)
 		wl1271_debug(DEBUG_EVENT, "BA_SESSION_RX_CONSTRAINT_EVENT_ID. "
 			     "ba_allowed = 0x%x", mbox->rx_ba_allowed);
 
-		wl->ba_allowed = !!mbox->rx_ba_allowed;
+		wlvif->ba_allowed = !!mbox->rx_ba_allowed;
 
-		if (wl->vif && !wl->ba_allowed)
+		if (wl->vif && !wlvif->ba_allowed)
 			wl1271_stop_ba_event(wl, wlvif);
 	}
 

drivers/net/wireless/wl12xx/init.c

@@ -486,18 +486,17 @@ int wl1271_init_ap_rates(struct wl1271 *wl, struct wl12xx_vif *wlvif)
 static int wl1271_set_ba_policies(struct wl1271 *wl, struct wl12xx_vif *wlvif)
 {
 	/* Reset the BA RX indicators */
-	wl->ba_rx_bitmap = 0;
-	wl->ba_allowed = true;
+	wlvif->ba_allowed = true;
 	wl->ba_rx_session_count = 0;
 
 	/* BA is supported in STA/AP modes */
 	if (wlvif->bss_type != BSS_TYPE_AP_BSS &&
 	    wlvif->bss_type != BSS_TYPE_STA_BSS) {
-		wl->ba_support = false;
+		wlvif->ba_support = false;
 		return 0;
 	}
 
-	wl->ba_support = true;
+	wlvif->ba_support = true;
 
 	/* 802.11n initiator BA session setting */
 	return wl12xx_acx_set_ba_initiator_policy(wl, wlvif);

drivers/net/wireless/wl12xx/main.c

@@ -4106,7 +4106,7 @@ static int wl1271_op_ampdu_action(struct ieee80211_hw *hw,
 
 	if (wlvif->bss_type == BSS_TYPE_STA_BSS) {
 		hlid = wlvif->sta.hlid;
-		ba_bitmap = &wl->ba_rx_bitmap;
+		ba_bitmap = &wlvif->sta.ba_rx_bitmap;
 	} else if (wlvif->bss_type == BSS_TYPE_AP_BSS) {
 		struct wl1271_station *wl_sta;
 
@@ -4127,7 +4127,7 @@ static int wl1271_op_ampdu_action(struct ieee80211_hw *hw,
 
 	switch (action) {
 	case IEEE80211_AMPDU_RX_START:
-		if (!wl->ba_support || !wl->ba_allowed) {
+		if (!wlvif->ba_support || !wlvif->ba_allowed) {
 			ret = -ENOTSUPP;
 			break;
 		}

drivers/net/wireless/wl12xx/tx.c

@@ -941,7 +941,7 @@ void wl1271_tx_reset(struct wl1271 *wl, bool reset_tx_queues)
 			}
 		}
 
-		wl->ba_rx_bitmap = 0;
+		wlvif->sta.ba_rx_bitmap = 0;
 	}
 
 	for (i = 0; i < NUM_TX_QUEUES; i++)

drivers/net/wireless/wl12xx/wl12xx.h

@@ -546,11 +546,6 @@ struct wl1271 {
 	/* bands supported by this instance of wl12xx */
 	struct ieee80211_supported_band bands[IEEE80211_NUM_BANDS];
 
-	/* RX BA constraint value */
-	bool ba_support;
-	u8 ba_rx_bitmap;
-	bool ba_allowed;
-
 	int tcxo_clock;
 
 	/*
@@ -605,6 +600,7 @@ struct wl12xx_vif {
 	union {
 		struct {
 			u8 hlid;
+			u8 ba_rx_bitmap;
 		} sta;
 		struct {
 			u8 global_hlid;
@@ -652,6 +648,10 @@ struct wl12xx_vif {
 
 	int rssi_thold;
 	int last_rssi_event;
+
+	/* RX BA constraint value */
+	bool ba_support;
+	bool ba_allowed;
 };
 
 static inline struct wl12xx_vif *wl12xx_vif_to_data(struct ieee80211_vif *vif)