From: Sujith Manoharan <[email protected]> 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 <[email protected]> --- drivers/net/wireless/ath/ath9k/ar9003_wow.c | 9 +++++++++ drivers/net/wireless/ath/ath9k/reg.h | 2 ++ 2 files changed, 11 insertions(+) diff --git a/drivers/net/wireless/ath/ath9k/ar9003_wow.c b/drivers/net/wireless/ath/ath9k/ar9003_wow.c index cf45b91..2dc50a0 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_wow.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_wow.c @@ -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); } diff --git a/drivers/net/wireless/ath/ath9k/reg.h b/drivers/net/wireless/ath/ath9k/reg.h index b1b803d..9587ec6 100644 --- a/drivers/net/wireless/ath/ath9k/reg.h +++ b/drivers/net/wireless/ath/ath9k/reg.h @@ -1883,6 +1883,7 @@ enum { #define AR_FIRST_NDP_TIMER 7 #define AR_NDP2_PERIOD 0x81a0 #define AR_NDP2_TIMER_MODE 0x81c0 +#define AR_GEN_TIMERS2_MODE_ENABLE_MASK 0x000000FF #define AR_GEN_TIMERS(_i) (0x8200 + ((_i) << 2)) #define AR_NEXT_TBTT_TIMER AR_GEN_TIMERS(0) @@ -1978,6 +1979,7 @@ enum { #define AR_DIRECT_CONNECT 0x83a0 #define AR_DC_AP_STA_EN 0x00000001 +#define AR_DC_TSF2_ENABLE 0x00000001 #define AR_AES_MUTE_MASK0 0x805c #define AR_AES_MUTE_MASK0_FC 0x0000FFFF -- 2.2.2 -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
