diff options
| author | Sujith <Sujith.Manoharan@atheros.com> | 2009-09-18 13:34:27 +0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2009-10-08 00:39:39 +0400 |
| commit | 4921be8058f1c8854e501305b96196856fe7f830 (patch) | |
| tree | f5d50534b501581244aceb92cf4d3462cde29f63 /drivers/net/wireless | |
| parent | 193cd4585e6c5650875e98ccfef2fa93616fef30 (diff) | |
| download | linux-4921be8058f1c8854e501305b96196856fe7f830.tar.xz | |
ath9k: Fix RTC reset for AR5416
For AR5416 chipsets, clearing RTC_RESET_EN when setting
the chip to SLEEP mode results in high power consumption.
This patch fixes this issue by not clearing it for AR5416.
Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/hw.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index 1e0f5bd702c6..0a3de3f7b0a6 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -2851,8 +2851,9 @@ static void ath9k_set_power_sleep(struct ath_hw *ah, int setChip) if (!AR_SREV_9100(ah)) REG_WRITE(ah, AR_RC, AR_RC_AHB | AR_RC_HOSTIF); - REG_CLR_BIT(ah, (AR_RTC_RESET), - AR_RTC_RESET_EN); + if(!AR_SREV_5416(ah)) + REG_CLR_BIT(ah, (AR_RTC_RESET), + AR_RTC_RESET_EN); } } |