Vivek Natarajan wrote:
> Restore network sleep mode in isr if power save is enabled.
>
> Signed-off-by: Vivek Natarajan <vnatarajan@xxxxxxxxxxx>
> ---
> drivers/net/wireless/ath9k/ath9k.h | 3 ++-
> drivers/net/wireless/ath9k/main.c | 2 ++
> 2 files changed, 4 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/net/wireless/ath9k/ath9k.h b/drivers/net/wireless/ath9k/ath9k.h
> index 6481ea4..69292f3 100644
> --- a/drivers/net/wireless/ath9k/ath9k.h
> +++ b/drivers/net/wireless/ath9k/ath9k.h
> @@ -677,7 +677,8 @@ static inline void ath9k_ps_wakeup(struct ath_softc *sc)
> static inline void ath9k_ps_restore(struct ath_softc *sc)
> {
> if (atomic_dec_and_test(&sc->ps_usecount))
> - if (sc->hw->conf.flags & IEEE80211_CONF_PS)
> + if ((sc->hw->conf.flags & IEEE80211_CONF_PS) &&
> + !(sc->sc_flags & SC_OP_WAIT_FOR_BEACON))
> ath9k_hw_setpower(sc->sc_ah,
> sc->sc_ah->restore_mode);
> }
> diff --git a/drivers/net/wireless/ath9k/main.c b/drivers/net/wireless/ath9k/main.c
> index fd6cc73..96194ef 100644
> --- a/drivers/net/wireless/ath9k/main.c
> +++ b/drivers/net/wireless/ath9k/main.c
> @@ -516,6 +516,7 @@ irqreturn_t ath_isr(int irq, void *dev)
> return IRQ_NONE;
>
> sc->intrstatus = status;
> + ath9k_ps_wakeup(sc);
>
> if (status & ATH9K_INT_FATAL) {
> /* need a chip reset */
> @@ -581,6 +582,7 @@ irqreturn_t ath_isr(int irq, void *dev)
> sched = true;
> }
> }
> + ath9k_ps_restore(sc);
> } while (0);
>
This needs proper locking.
Sujith
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