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authorIngo Molnar <mingo@kernel.org>2012-07-11 09:41:37 +0200
committerIngo Molnar <mingo@kernel.org>2012-07-11 09:41:37 +0200
commit92254d31444aad272155f7963e65910c402703dd (patch)
tree8e454ebe60cbac9a71b1771d4e471cfe54826963 /drivers/net/wireless/ath/ath9k/hw.c
parent707ecec1dc80d54163356a25d145c62083e7be60 (diff)
parentbd0a521e88aa7a06ae7aabaed7ae196ed4ad867a (diff)
Merge tag 'v3.5-rc6' into x86/mce
Merge Linux 3.5-rc6 before merging more code. Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/hw.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/hw.c16
1 files changed, 14 insertions, 2 deletions
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index 7db1890448f2..995ca8e1302e 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -622,7 +622,7 @@ static int __ath9k_hw_init(struct ath_hw *ah)
if (NR_CPUS > 1 && ah->config.serialize_regmode == SER_REG_MODE_AUTO) {
if (ah->hw_version.macVersion == AR_SREV_VERSION_5416_PCI ||
- ((AR_SREV_9160(ah) || AR_SREV_9280(ah)) &&
+ ((AR_SREV_9160(ah) || AR_SREV_9280(ah) || AR_SREV_9287(ah)) &&
!ah->is_pciexpress)) {
ah->config.serialize_regmode =
SER_REG_MODE_ON;
@@ -784,13 +784,25 @@ static void ath9k_hw_init_qos(struct ath_hw *ah)
u32 ar9003_get_pll_sqsum_dvc(struct ath_hw *ah)
{
+ struct ath_common *common = ath9k_hw_common(ah);
+ int i = 0;
+
REG_CLR_BIT(ah, PLL3, PLL3_DO_MEAS_MASK);
udelay(100);
REG_SET_BIT(ah, PLL3, PLL3_DO_MEAS_MASK);
- while ((REG_READ(ah, PLL4) & PLL4_MEAS_DONE) == 0)
+ while ((REG_READ(ah, PLL4) & PLL4_MEAS_DONE) == 0) {
+
udelay(100);
+ if (WARN_ON_ONCE(i >= 100)) {
+ ath_err(common, "PLL4 meaurement not done\n");
+ break;
+ }
+
+ i++;
+ }
+
return (REG_READ(ah, PLL3) & SQSUM_DVC_MASK) >> 3;
}
EXPORT_SYMBOL(ar9003_get_pll_sqsum_dvc);