This is a note to let you know that I've just added the patch titled
ath9k: Disable SWBA interrupt on remove_interface
to the 2.6.36-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-disable-swba-interrupt-on-remove_interface.patch
and it can be found in the queue-2.6.36 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
>From 46047784b8cdcfc916f6c1cccee0c18dd1223dfd Mon Sep 17 00:00:00 2001
From: Rajkumar Manoharan <[email protected]>
Date: Fri, 26 Nov 2010 23:24:31 +0530
Subject: ath9k: Disable SWBA interrupt on remove_interface
From: Rajkumar Manoharan <[email protected]>
commit 46047784b8cdcfc916f6c1cccee0c18dd1223dfd upstream.
while removing beaconing mode interface, SWBA interrupt
was never disabled when there are no other beaconing interfaces.
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 | 11 ++++++++++-
1 file changed, 10 insertions(+), 1 deletion(-)
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -1484,6 +1484,7 @@ static void ath9k_remove_interface(struc
struct ath_softc *sc = aphy->sc;
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
struct ath_vif *avp = (void *)vif->drv_priv;
+ bool bs_valid = false;
int i;
ath_print(common, ATH_DBG_CONFIG, "Detach Interface\n");
@@ -1512,7 +1513,15 @@ static void ath9k_remove_interface(struc
"slot\n", __func__);
sc->beacon.bslot[i] = NULL;
sc->beacon.bslot_aphy[i] = NULL;
- }
+ } else if (sc->beacon.bslot[i])
+ bs_valid = true;
+ }
+ if (!bs_valid && (sc->sc_ah->imask & ATH9K_INT_SWBA)) {
+ /* Disable SWBA interrupt */
+ sc->sc_ah->imask &= ~ATH9K_INT_SWBA;
+ ath9k_ps_wakeup(sc);
+ ath9k_hw_set_interrupts(sc->sc_ah, sc->sc_ah->imask);
+ ath9k_ps_restore(sc);
}
sc->nvifs--;
Patches currently in stable-queue which might be from [email protected] are
queue-2.6.36/ath9k-disable-swba-interrupt-on-remove_interface.patch
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