diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/init.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/init.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c index bc6c4df9712..92bc5c5f487 100644 --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c @@ -15,6 +15,7 @@ */ #include <linux/slab.h> +#include <linux/pm_qos_params.h> #include "ath9k.h" @@ -179,6 +180,8 @@ static const struct ath_ops ath9k_common_ops = { .write = ath9k_iowrite32, }; +struct pm_qos_request_list ath9k_pm_qos_req; + /**************************/ /* Initialization */ /**************************/ @@ -577,6 +580,7 @@ static int ath9k_init_softc(u16 devid, struct ath_softc *sc, u16 subsysid, common->hw = sc->hw; common->priv = sc; common->debug_mask = ath9k_debug; + spin_lock_init(&common->cc_lock); spin_lock_init(&sc->wiphy_lock); spin_lock_init(&sc->sc_resetlock); @@ -755,6 +759,9 @@ int ath9k_init_device(u16 devid, struct ath_softc *sc, u16 subsysid, ath_init_leds(sc); ath_start_rfkill_poll(sc); + pm_qos_add_request(&ath9k_pm_qos_req, PM_QOS_CPU_DMA_LATENCY, + PM_QOS_DEFAULT_VALUE); + return 0; error_world: @@ -823,6 +830,7 @@ void ath9k_deinit_device(struct ath_softc *sc) } ieee80211_unregister_hw(hw); + pm_qos_remove_request(&ath9k_pm_qos_req); ath_rx_cleanup(sc); ath_tx_cleanup(sc); ath9k_deinit_softc(sc); |