From: Felix Fietkau <nbd@openwrt.org>
To: linux-wireless@vger.kernel.org
Cc: linville@tuxdriver.com, mcgrof@qca.qualcomm.com
Subject: [PATCH 3.7 1/3] ath9k: fix ASPM initialization on resume
Date: Wed, 3 Oct 2012 21:07:50 +0200 [thread overview]
Message-ID: <1349291272-93080-1-git-send-email-nbd@openwrt.org> (raw)
ath_pci_aspm_init is only called on card init, so PCI registers get reset
after a suspend/resume cycle.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
---
drivers/net/wireless/ath/ath9k/pci.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/net/wireless/ath/ath9k/pci.c b/drivers/net/wireless/ath/ath9k/pci.c
index c0c5996..ea1d59e 100644
--- a/drivers/net/wireless/ath/ath9k/pci.c
+++ b/drivers/net/wireless/ath/ath9k/pci.c
@@ -333,6 +333,9 @@ static int ath_pci_suspend(struct device *device)
static int ath_pci_resume(struct device *device)
{
struct pci_dev *pdev = to_pci_dev(device);
+ struct ieee80211_hw *hw = pci_get_drvdata(pdev);
+ struct ath_softc *sc = hw->priv;
+ struct ath_common *common = ath9k_hw_common(sc->sc_ah);
u32 val;
/*
@@ -344,6 +347,8 @@ static int ath_pci_resume(struct device *device)
if ((val & 0x0000ff00) != 0)
pci_write_config_dword(pdev, 0x40, val & 0xffff00ff);
+ ath_pci_aspm_init(common);
+
return 0;
}
--
1.7.9.6 (Apple Git-31.1)
next reply other threads:[~2012-10-03 19:08 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-03 19:07 Felix Fietkau [this message]
2012-10-03 19:07 ` [PATCH 3.7 2/3] ath9k: improve suspend/resume reliability Felix Fietkau
2012-10-03 19:07 ` [PATCH 3.7 3/3] ath9k: use ieee80211_free_txskb Felix Fietkau
2012-10-04 2:33 ` [PATCH 3.7 2/3] ath9k: improve suspend/resume reliability Sujith Manoharan
2012-10-04 9:33 ` Felix Fietkau
2012-10-06 10:46 ` Manoharan, Sujith
2012-10-06 10:59 ` Felix Fietkau
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