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ath9k: Fix baseband watchdog interrupts

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Program the required baseband watchdog interrupt
mask to ensure that the correct watchdog interrupts
are raised when the BB is hung for some reason.

Also, use the capability HW_BB_WATCHDOG instead of
relying on other flags.

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 10:44:22 +05:30
committed by John W. Linville
parent a7abaf7da9
commit a6bb860be4
3 changed files with 27 additions and 6 deletions
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8
drivers/net/wireless/ath/ath9k/main.c
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@@ -587,7 +587,7 @@ irqreturn_t ath_isr(int irq, void *dev)
!(ah->caps.hw_caps & ATH9K_HW_CAP_EDMA)))
goto chip_reset;
if ((ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) &&
if ((ah->config.hw_hang_checks & HW_BB_WATCHDOG) &&
(status & ATH9K_INT_BB_WATCHDOG)) {
spin_lock(&common->cc_lock);
@@ -726,11 +726,13 @@ static int ath9k_start(struct ieee80211_hw *hw)
if (ah->caps.hw_caps & ATH9K_HW_CAP_EDMA)
ah->imask |= ATH9K_INT_RXHP |
ATH9K_INT_RXLP |
ATH9K_INT_BB_WATCHDOG;
ATH9K_INT_RXLP;
else
ah->imask |= ATH9K_INT_RX;
if (ah->config.hw_hang_checks & HW_BB_WATCHDOG)
ah->imask |= ATH9K_INT_BB_WATCHDOG;
ah->imask |= ATH9K_INT_GTT;
if (ah->caps.hw_caps & ATH9K_HW_CAP_HT)