From: Mohammed Shafi Shajakhan Date: Fri, 30 Sep 2011 06:01:28 +0000 (+0530) Subject: ath9k_hw: set pci_express capability true for AR9480 X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=76ed94be65c8bd80b565865c186dd9f24bb2f23b;p=openwrt%2Fstaging%2Fblogic.git ath9k_hw: set pci_express capability true for AR9480 the AR_SREV register does not seems to indicate whether AR9480 is pci_express capable or not though the other information like macVersion etc can be obtained properly. this fix is essential as ASPM won't be intialized and its related driver functionality ath9k_hw_configpcipowersave won't be called Signed-off-by: Mohammed Shafi Shajakhan Signed-off-by: John W. Linville --- diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index e2c62ea50dad..42ebe8fb053a 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -284,7 +284,12 @@ static void ath9k_hw_read_revisions(struct ath_hw *ah) ah->hw_version.macVersion = (val & AR_SREV_VERSION2) >> AR_SREV_TYPE2_S; ah->hw_version.macRev = MS(val, AR_SREV_REVISION2); - ah->is_pciexpress = (val & AR_SREV_TYPE2_HOST_MODE) ? 0 : 1; + + if (AR_SREV_9480(ah)) + ah->is_pciexpress = true; + else + ah->is_pciexpress = (val & + AR_SREV_TYPE2_HOST_MODE) ? 0 : 1; } else { if (!AR_SREV_9100(ah)) ah->hw_version.macVersion = MS(val, AR_SREV_VERSION);