diff options
| author | Felix Fietkau <nbd@openwrt.org> | 2012-10-03 21:07:51 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2012-10-05 16:26:17 -0400 |
| commit | ceb26a6013b962b82f644189ea29d802490fc8fc (patch) | |
| tree | 72b22bf99cd0848df867d821231e52be36a40cbe /drivers/net/wireless/ath/ath9k/pci.c | |
| parent | 93170516a4d64319ffcc43bc9dd61f12775bd297 (diff) | |
| download | lwn-ceb26a6013b962b82f644189ea29d802490fc8fc.tar.gz lwn-ceb26a6013b962b82f644189ea29d802490fc8fc.zip | |
ath9k: improve suspend/resume reliability
Ensure that drv_start() always returns true, as a failing hw start usually
eventually leads to crashes when there's still a station entry present.
Call a power-on reset after a resume and after a hw reset failure to bring
the hardware back to life again.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/pci.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/pci.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/ath9k/pci.c b/drivers/net/wireless/ath/ath9k/pci.c index 270abf720f3e..f088f4bf9a26 100644 --- a/drivers/net/wireless/ath/ath9k/pci.c +++ b/drivers/net/wireless/ath/ath9k/pci.c @@ -326,7 +326,8 @@ 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); + struct ath_hw *ah = sc->sc_ah; + struct ath_common *common = ath9k_hw_common(ah); u32 val; /* @@ -339,6 +340,7 @@ static int ath_pci_resume(struct device *device) pci_write_config_dword(pdev, 0x40, val & 0xffff00ff); ath_pci_aspm_init(common); + ah->reset_power_on = false; return 0; } |