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authorLuis R. Rodriguez <lrodriguez@atheros.com>2011-01-14 05:19:29 +0300
committerJohn W. Linville <linville@tuxdriver.com>2011-01-18 00:09:02 +0300
commit58c5296991d233f2e492aa7a884635bba478cf12 (patch)
tree94c939e1c96188d1d7f6e3757217fa8353d97323 /drivers/net/wireless/ath/ath9k/ar9003_hw.c
parent82694f764dad783a123394e2220b92b9be721b43 (diff)
downloadlinux-58c5296991d233f2e492aa7a884635bba478cf12.tar.xz
ath9k_hw: ASPM interoperability fix for AR9380/AR9382
There is an interoperability with AR9382/AR9380 in L1 state with a few root complexes which can cause a hang. This is fixed by setting some work around bits on the PCIE PHY. We fix by using a new ini array to modify these bits when the radio is idle. Cc: stable@kernel.org Cc: Jack Lee <jack.lee@atheros.com> Cc: Carl Huang <carl.huang@atheros.com> Cc: David Quan <david.quan@atheros.com> Cc: Nael Atallah <nael.atallah@atheros.com> Cc: Sarvesh Shrivastava <sarvesh.shrivastava@atheros.com> Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/ar9003_hw.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/ar9003_hw.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_hw.c b/drivers/net/wireless/ath/ath9k/ar9003_hw.c
index 6137634e46ca..06fb2c850535 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_hw.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_hw.c
@@ -146,8 +146,8 @@ static void ar9003_hw_init_mode_regs(struct ath_hw *ah)
/* Sleep Setting */
INIT_INI_ARRAY(&ah->iniPcieSerdesLowPower,
- ar9300PciePhy_clkreq_enable_L1_2p2,
- ARRAY_SIZE(ar9300PciePhy_clkreq_enable_L1_2p2),
+ ar9300PciePhy_pll_on_clkreq_disable_L1_2p2,
+ ARRAY_SIZE(ar9300PciePhy_pll_on_clkreq_disable_L1_2p2),
2);
/* Fast clock modal settings */