diff options
| author | Rajkumar Manoharan <rmanohar@qca.qualcomm.com> | 2011-10-13 10:49:13 +0530 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-10-14 14:48:21 -0400 |
| commit | eec353c5dab7f0e2b217d2793a3e75ea942e1cca (patch) | |
| tree | f20d60999eb79d3879c44edf397fd5cec6f31619 /drivers/net/wireless | |
| parent | 711825a06bb288e04f8236d77c4e12eba9a1c478 (diff) | |
ath9k_hw: Fix ASPM L1 issue for AR9480
Because of not clearing Bit 14 of AR_WA, the ASPM L1 is not
enabled when entering into sleep mode. AR9480 does not need
bit 14 to be set.
Cc: stable@kernel.org
Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.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 | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index fd7c2077dfd..58794a4e40a 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -541,6 +541,9 @@ static int __ath9k_hw_init(struct ath_hw *ah) return -EIO; } + if (AR_SREV_9480(ah)) + ah->WARegVal &= ~AR_WA_D3_L1_DISABLE; + ath9k_hw_init_defaults(ah); ath9k_hw_init_config(ah); @@ -1776,8 +1779,7 @@ static void ath9k_set_power_sleep(struct ath_hw *ah, int setChip) } /* Clear Bit 14 of AR_WA after putting chip into Full Sleep mode. */ - if (!AR_SREV_9480(ah)) - REG_WRITE(ah, AR_WA, ah->WARegVal & ~AR_WA_D3_L1_DISABLE); + REG_WRITE(ah, AR_WA, ah->WARegVal & ~AR_WA_D3_L1_DISABLE); } /* |