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ath9k: Fix baseband watchdog reset 

Do a HW reset only for required signatures.

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Sujith Manoharan 2013-12-24 10:44:24 +05:30 committed by John W. Linville
parent d88527d3d3
commit 6549a8606d
1 changed files with 19 additions and 8 deletions
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27
drivers/net/wireless/ath/ath9k/main.c
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@ -448,14 +448,8 @@ void ath9k_tasklet(unsigned long data)
ath9k_ps_wakeup(sc);
spin_lock(&sc->sc_pcu_lock);
if ((status & ATH9K_INT_FATAL) ||
(status & ATH9K_INT_BB_WATCHDOG)) {
if (status & ATH9K_INT_FATAL)
type = RESET_TYPE_FATAL_INT;
else
type = RESET_TYPE_BB_WATCHDOG;
if (status & ATH9K_INT_FATAL) {
type = RESET_TYPE_FATAL_INT;
ath9k_queue_reset(sc, type);
/*
@ -467,6 +461,23 @@ void ath9k_tasklet(unsigned long data)
goto out;
}
if ((ah->config.hw_hang_checks & HW_BB_WATCHDOG) &&
(status & ATH9K_INT_BB_WATCHDOG)) {
if (ar9003_hw_bb_watchdog_check(ah)) {
type = RESET_TYPE_BB_WATCHDOG;
ath9k_queue_reset(sc, type);
/*
* Increment the ref. counter here so that
* interrupts are enabled in the reset routine.
*/
atomic_inc(&ah->intr_ref_cnt);
ath_dbg(common, ANY,
"BB_WATCHDOG: Skipping interrupts\n");
goto out;
}
}
spin_lock_irqsave(&sc->sc_pm_lock, flags);
if ((status & ATH9K_INT_TSFOOR) && sc->ps_enabled) {
/*