Commit ccc83b04 authored by Eliad Peller's avatar Eliad Peller Committed by John W. Linville
Browse files

wl1271: handle HW watchdog interrupt 



unmask the WL1271_ACX_INTR_WATCHDOG interrupt.
when getting it - enqueue a recovery work and bail out.

Signed-off-by: default avatarEliad Peller <eliad@wizery.com>
Reviewed-by: default avatarLuciano Coelho <luciano.coelho@nokia.com>
Signed-off-by: default avatarLuciano Coelho <luciano.coelho@nokia.com>
parent 03107a4b

drivers/net/wireless/wl12xx/wl1271_acx.h

+2 −1
Original line number Diff line number Diff line
@@ -61,7 +61,8 @@ 
					    WL1271_ACX_INTR_HW_AVAILABLE  | \

					    WL1271_ACX_INTR_DATA)



#define WL1271_INTR_MASK                   (WL1271_ACX_INTR_EVENT_A      | \

#define WL1271_INTR_MASK                   (WL1271_ACX_INTR_WATCHDOG     | \

					    WL1271_ACX_INTR_EVENT_A      | \

					    WL1271_ACX_INTR_EVENT_B      | \

					    WL1271_ACX_INTR_HW_AVAILABLE | \

					    WL1271_ACX_INTR_DATA)

drivers/net/wireless/wl12xx/wl1271_main.c

+9 −0
Original line number Diff line number Diff line
@@ -529,6 +529,15 @@ static void wl1271_irq_work(struct work_struct *work) 


		intr &= WL1271_INTR_MASK;



		if (unlikely(intr & WL1271_ACX_INTR_WATCHDOG)) {

			wl1271_error("watchdog interrupt received! "

				     "starting recovery.");

			ieee80211_queue_work(wl->hw, &wl->recovery_work);



			/* restarting the chip. ignore any other interrupt. */

			goto out;

		}



		if (intr & WL1271_ACX_INTR_DATA) {

			wl1271_debug(DEBUG_IRQ, "WL1271_ACX_INTR_DATA");

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