ath9k: perform ANI cycle in idle state

[cascardo/linux.git] / drivers / net / wireless / ath / ath9k / link.c

diff --git a/drivers/net/wireless/ath/ath9k/link.c b/drivers/net/wireless/ath/ath9k/link.c
index 7b88b9c..223b969 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/link.c
+++ b/drivers/net/wireless/ath/ath9k/link.c
@@ -350,8 +350,18 @@ void ath_ani_calibrate(unsigned long data)
                ATH_AP_SHORT_CALINTERVAL : ATH_STA_SHORT_CALINTERVAL;
 
        /* Only calibrate if awake */
-       if (sc->sc_ah->power_mode != ATH9K_PM_AWAKE)
+       if (sc->sc_ah->power_mode != ATH9K_PM_AWAKE) {
+               if (++ah->ani_skip_count >= ATH_ANI_MAX_SKIP_COUNT) {
+                       spin_lock_irqsave(&sc->sc_pm_lock, flags);
+                       sc->ps_flags |= PS_WAIT_FOR_ANI;
+                       spin_unlock_irqrestore(&sc->sc_pm_lock, flags);
+               }
                goto set_timer;
+       }
+       ah->ani_skip_count = 0;
+       spin_lock_irqsave(&sc->sc_pm_lock, flags);
+       sc->ps_flags &= ~PS_WAIT_FOR_ANI;
+       spin_unlock_irqrestore(&sc->sc_pm_lock, flags);
 
        ath9k_ps_wakeup(sc);