wl1251: use workqueue provided by mac80211

wl1251 should use workqueue created by mac80211 to not block the events
workqueue too long.
Signed-off-by: Kalle Valo <kalle.valo@nokia.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/wl12xx/wl1251_main.c

@@ -375,7 +375,7 @@ static int wl1251_op_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
 	 * before that, the tx_work will not be initialized!
 	 */
 
-	schedule_work(&wl->tx_work);
+	ieee80211_queue_work(wl->hw, &wl->tx_work);
 
 	/*
 	 * The workqueue is slow to process the tx_queue and we need stop

drivers/net/wireless/wl12xx/wl1251_sdio.c

@@ -55,7 +55,7 @@ static void wl1251_sdio_interrupt(struct sdio_func *func)
 	wl1251_debug(DEBUG_IRQ, "IRQ");
 
 	/* FIXME should be synchronous for sdio */
-	schedule_work(&wl->irq_work);
+	ieee80211_queue_work(wl->hw, &wl->irq_work);
 }
 
 static const struct sdio_device_id wl1251_devices[] = {

drivers/net/wireless/wl12xx/wl1251_spi.c

@@ -39,7 +39,7 @@ static irqreturn_t wl1251_irq(int irq, void *cookie)
 
 	wl = cookie;
 
-	schedule_work(&wl->irq_work);
+	ieee80211_queue_work(wl->hw, &wl->irq_work);
 
 	return IRQ_HANDLED;
 }