Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 8b685ba9 authored by Luis R. Rodriguez's avatar Luis R. Rodriguez Committed by John W. Linville
Browse files

ath9k: wake hardware during AMPDU TX actions 



AMDPDU actions poke hardware for TX operation, as such
we want to turn hardware on for these actions. AMDPU RX operations
do not require hardware on as nothing is done in hardware for
those actions. Without this we cannot guarantee hardware has
been programmed correctly for each AMPDU TX action.

Cc: stable@kernel.org
Signed-off-by: default avatarLuis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 5f70a88f

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

+6 −0
Original line number Diff line number Diff line
@@ -3105,15 +3105,21 @@ static int ath9k_ampdu_action(struct ieee80211_hw *hw, 
	case IEEE80211_AMPDU_RX_STOP:

		break;

	case IEEE80211_AMPDU_TX_START:

		ath9k_ps_wakeup(sc);

		ath_tx_aggr_start(sc, sta, tid, ssn);

		ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid);

		ath9k_ps_restore(sc);

		break;

	case IEEE80211_AMPDU_TX_STOP:

		ath9k_ps_wakeup(sc);

		ath_tx_aggr_stop(sc, sta, tid);

		ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid);

		ath9k_ps_restore(sc);

		break;

	case IEEE80211_AMPDU_TX_OPERATIONAL:

		ath9k_ps_wakeup(sc);

		ath_tx_aggr_resume(sc, sta, tid);

		ath9k_ps_restore(sc);

		break;

	default:

		ath_print(ath9k_hw_common(sc->sc_ah), ATH_DBG_FATAL,