ath: do not update cycle counters with sleep mode

When the chip is waking up from sleep state, the cycle counters
might have incorrect readings. So it is better not to update those
readings with software counters.

Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index d739c8e6a01211f706ce9e0c008849cb51f923ab..623b04f63fe4d83514cd30f4ba41cb66d07c787a 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -101,6 +101,7 @@ void ath9k_ps_wakeup(struct ath_softc *sc)
                spin_lock(&common->cc_lock);
                ath_hw_cycle_counters_update(common);
                memset(&common->cc_survey, 0, sizeof(common->cc_survey));
+               memset(&common->cc_ani, 0, sizeof(common->cc_ani));
                spin_unlock(&common->cc_lock);
        }