From: Rajkumar Manoharan <[email protected]> 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: [email protected] Signed-off-by: Rajkumar Manoharan <[email protected]> --- 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 b8cbfc7..3bad0b2 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; } -- 1.7.5.2 _______________________________________________ stable mailing list [email protected] http://linux.kernel.org/mailman/listinfo/stable
