Commit c9ae6ab4 authored Jun 04, 2012 by Rajkumar Manoharan Committed by John W. Linville Jun 06, 2012

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>

parent 0603143e

drivers/net/wireless/ath/ath9k/main.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -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);
		}

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