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| author | Rajkumar Manoharan <rmanohar@qca.qualcomm.com> | 2011-06-28 14:51:19 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-06-29 20:36:44 +0200 |
| commit | c31eb8e926835582cd186b33a7a864880a4c0c79 (patch) | |
| tree | e420418ad30c4e8631e3c96c2bf0dc8fa69b0742 | |
| parent | iwlagn: use PCI_DMA_* for pci_* operations (diff) | |
| download | linux-c31eb8e926835582cd186b33a7a864880a4c0c79.tar.xz linux-c31eb8e926835582cd186b33a7a864880a4c0c79.zip | |
ath9k: Fix suspend/resume when no interface is UP
When no interface has been brought up, the chip's power
state continued as AWAKE. So during resume, the chip never
been powered up.
Cc: stable@kernel.org
Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/pci.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/pci.c b/drivers/net/wireless/ath/ath9k/pci.c index b8cbfc707213..3bad0b2cf9a3 100644 --- a/drivers/net/wireless/ath/ath9k/pci.c +++ b/drivers/net/wireless/ath/ath9k/pci.c @@ -278,6 +278,12 @@ static int ath_pci_suspend(struct device *device) ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin, 1); + /* The device has to be moved to FULLSLEEP forcibly. + * Otherwise the chip never moved to full sleep, + * when no interface is up. + */ + ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_FULL_SLEEP); + return 0; } |