ath9k: wake up the chip for TSF reset
If we are in NETWORK SLEEP state, AR_SLP32_TSF_WRITE_STATUS limit always exceeds in 'ath9k_hw_reset_tsf', because reading of the AR_SLP3 register always return with the magic 0xdeadbeef value. Changes-licensed-under: ISC Signed-off-by: Gabor Juhos <juhosg@openwrt.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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@ -3842,6 +3842,7 @@ void ath9k_hw_reset_tsf(struct ath_hw *ah)
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{
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int count;
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ath9k_ps_wakeup(ah->ah_sc);
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count = 0;
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while (REG_READ(ah, AR_SLP32_MODE) & AR_SLP32_TSF_WRITE_STATUS) {
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count++;
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@ -3853,6 +3854,7 @@ void ath9k_hw_reset_tsf(struct ath_hw *ah)
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udelay(10);
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}
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REG_WRITE(ah, AR_RESET_TSF, AR_RESET_TSF_ONCE);
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ath9k_ps_restore(ah->ah_sc);
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}
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bool ath9k_hw_set_tsfadjust(struct ath_hw *ah, u32 setting)
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