commit: a4d86d953b8593791cb29cf2acffd48f9ee6c4f9
From: Rajkumar Manoharan <[email protected]>
Date: Fri, 20 May 2011 17:52:10 +0530
Subject: [PATCH] ath9k: Reset chip on baseband hang

Resetting hardware helps to recover from baseband
hang/panic for AR9003 based chips.

Cc: [email protected]
Signed-off-by: Rajkumar Manoharan <[email protected]>
Signed-off-by: John W. Linville <[email protected]>
---
 drivers/net/wireless/ath/ath9k/main.c |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/drivers/net/wireless/ath/ath9k/main.c 
b/drivers/net/wireless/ath/ath9k/main.c
index bd18b1d..409ef58 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -670,7 +670,8 @@ void ath9k_tasklet(unsigned long data)
        u32 status = sc->intrstatus;
        u32 rxmask;
 
-       if (status & ATH9K_INT_FATAL) {
+       if ((status & ATH9K_INT_FATAL) ||
+           (status & ATH9K_INT_BB_WATCHDOG)) {
                ath_reset(sc, true);
                return;
        }
@@ -737,6 +738,7 @@ irqreturn_t ath_isr(int irq, void *dev)
 {
 #define SCHED_INTR (                           \
                ATH9K_INT_FATAL |               \
+               ATH9K_INT_BB_WATCHDOG |         \
                ATH9K_INT_RXORN |               \
                ATH9K_INT_RXEOL |               \
                ATH9K_INT_RX |                  \

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