This is a note to let you know that I've just added the patch titled
ath9k: Reset chip on baseband hang
to the 2.6.39-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
ath9k-reset-chip-on-baseband-hang.patch
and it can be found in the queue-2.6.39 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
>From a4d86d953b8593791cb29cf2acffd48f9ee6c4f9 Mon Sep 17 00:00:00 2001
From: Rajkumar Manoharan <[email protected]>
Date: Fri, 20 May 2011 17:52:10 +0530
Subject: ath9k: Reset chip on baseband hang
From: Rajkumar Manoharan <[email protected]>
commit a4d86d953b8593791cb29cf2acffd48f9ee6c4f9 upstream.
Resetting hardware helps to recover from baseband
hang/panic for AR9003 based chips.
Signed-off-by: Rajkumar Manoharan <[email protected]>
Signed-off-by: John W. Linville <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
drivers/net/wireless/ath/ath9k/main.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -633,7 +633,8 @@ 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;
}
@@ -699,6 +700,7 @@ 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 | \
Patches currently in stable-queue which might be from [email protected] are
queue-2.6.39/ath9k-reset-chip-on-baseband-hang.patch
queue-2.6.39/ath9k-set-40-mhz-rate-only-if-hw-is-configured-in-ht40.patch
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