From b7f597668657c9c9579dbdff9692aea3e8e9bf5a Mon Sep 17 00:00:00 2001 From: Sujith Manoharan Date: Tue, 11 Sep 2012 10:46:24 +0530 Subject: [PATCH] ath9k_hw: Handle gentimer termination properly Signed-off-by: Sujith Manoharan Signed-off-by: John W. Linville --- drivers/net/wireless/ath/ath9k/hw.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index 47de1a9..99cab44 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -3084,6 +3084,16 @@ void ath9k_hw_gen_timer_stop(struct ath_hw *ah, struct ath_gen_timer *timer) REG_CLR_BIT(ah, gen_tmr_configuration[timer->index].mode_addr, gen_tmr_configuration[timer->index].mode_mask); + if (AR_SREV_9462(ah) || AR_SREV_9565(ah)) { + /* + * Need to switch back to TSF if it was using TSF2. + */ + if ((timer->index >= AR_GEN_TIMER_BANK_1_LEN)) { + REG_CLR_BIT(ah, AR_MAC_PCU_GEN_TIMER_TSF_SEL, + (1 << timer->index)); + } + } + /* Disable both trigger and thresh interrupt masks */ REG_CLR_BIT(ah, AR_IMR_S5, (SM(AR_GENTMR_BIT(timer->index), AR_IMR_S5_GENTIMER_THRESH) | -- 2.7.4