Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 1b7e528b authored by Gabor Juhos's avatar Gabor Juhos Committed by John W. Linville
Browse files

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: default avatarGabor Juhos <juhosg@openwrt.org>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent da3c821f

drivers/net/wireless/ath/ath9k/hw.c

+2 −0
Original line number Original line Diff line number Diff line
@@ -3842,6 +3842,7 @@ void ath9k_hw_reset_tsf(struct ath_hw *ah) 
{

{

	int count;

	int count;





	ath9k_ps_wakeup(ah->ah_sc);

	count = 0;

	count = 0;

	while (REG_READ(ah, AR_SLP32_MODE) & AR_SLP32_TSF_WRITE_STATUS) {

	while (REG_READ(ah, AR_SLP32_MODE) & AR_SLP32_TSF_WRITE_STATUS) {

		count++;

		count++;
@@ -3853,6 +3854,7 @@ void ath9k_hw_reset_tsf(struct ath_hw *ah) 
		udelay(10);

		udelay(10);

	}

	}

	REG_WRITE(ah, AR_RESET_TSF, AR_RESET_TSF_ONCE);

	REG_WRITE(ah, AR_RESET_TSF, AR_RESET_TSF_ONCE);

	ath9k_ps_restore(ah->ah_sc);

}

}





bool ath9k_hw_set_tsfadjust(struct ath_hw *ah, u32 setting)

bool ath9k_hw_set_tsfadjust(struct ath_hw *ah, u32 setting)