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ath9k: Clear TSF2 properly

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Chips in the AR9003 family have a second TSF, which
needs to be cleared when putting the card to
sleep.

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Sujith Manoharan
2015-02-02 18:21:12 +05:30
committed by Kalle Valo
parent b6f68b1ecb
commit 23ee7c33aa
2 changed files with 11 additions and 0 deletions
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9
drivers/net/wireless/ath/ath9k/ar9003_wow.c
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@@ -35,6 +35,15 @@ static void ath9k_hw_set_powermode_wow_sleep(struct ath_hw *ah)
return;
}
if (AR_SREV_9462(ah) || AR_SREV_9565(ah)) {
if (!REG_READ(ah, AR_MAC_PCU_GEN_TIMER_TSF_SEL))
REG_CLR_BIT(ah, AR_DIRECT_CONNECT, AR_DC_TSF2_ENABLE);
} else if (AR_SREV_9485(ah)){
if (!(REG_READ(ah, AR_NDP2_TIMER_MODE) &
AR_GEN_TIMERS2_MODE_ENABLE_MASK))
REG_CLR_BIT(ah, AR_DIRECT_CONNECT, AR_DC_TSF2_ENABLE);
}
REG_WRITE(ah, AR_RTC_FORCE_WAKE, AR_RTC_FORCE_WAKE_ON_INT);
}