On Tue, Nov 24, 2009 at 8:11 AM, Luis R. Rodriguez <mcgrof@xxxxxxxxx> wrote:
> On Thu, Oct 8, 2009 at 8:21 PM, Sujith <Sujith.Manoharan@xxxxxxxxxxx> wrote:
>> When TX is hung, the chip is reset. Ensure that
>> the chip is awake by using the PS wrappers.
>>
>> Signed-off-by: Sujith <Sujith.Manoharan@xxxxxxxxxxx>
>> ---
>> drivers/net/wireless/ath/ath9k/xmit.c | 2 ++
>> 1 files changed, 2 insertions(+), 0 deletions(-)
>>
>> diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c
>> index a8620b1..2a4efcb 100644
>> --- a/drivers/net/wireless/ath/ath9k/xmit.c
>> +++ b/drivers/net/wireless/ath/ath9k/xmit.c
>> @@ -2079,7 +2079,9 @@ static void ath_tx_complete_poll_work(struct work_struct *work)
>> if (needreset) {
>> ath_print(ath9k_hw_common(sc->sc_ah), ATH_DBG_RESET,
>> "tx hung, resetting the chip\n");
>> + ath9k_ps_wakeup(sc);
>> ath_reset(sc, false);
>> + ath9k_ps_restore(sc);
>> }
>>
>> ieee80211_queue_delayed_work(sc->hw, &sc->tx_complete_work,
>> --
>
> John this should be pulled to 2.6.32 if possible. It would do the
> actual reset and fix TX properly if we are asleep.
Note: stable fix, don't recall yet if this will apply to 31 series though.
Luis
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