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Commit de0f648d authored by Vasanthakumar Thiagarajan's avatar Vasanthakumar Thiagarajan Committed by John W. Linville
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ath9k: Make sure null func frame is acked before going into PS for ar9003 



Add missing code to handle nullfunc frame completion in
ath_tx_edma_tasklet().

Signed-off-by: default avatarVasanthakumar Thiagarajan <vasanth@atheros.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 77c2061d

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

+11 −0
Original line number Diff line number Diff line
@@ -2279,6 +2279,17 @@ void ath_tx_edma_tasklet(struct ath_softc *sc) 


		txok = !(txs.ts_status & ATH9K_TXERR_MASK);



		/*

		 * Make sure null func frame is acked before configuring

		 * hw into ps mode.

		 */

		if (bf->bf_isnullfunc && txok) {

			if ((sc->ps_flags & PS_ENABLED))

				ath9k_enable_ps(sc);

			else

				sc->ps_flags |= PS_NULLFUNC_COMPLETED;

		}



		if (!bf_isampdu(bf)) {

			bf->bf_retries = txs.ts_longretry;

			if (txs.ts_status & ATH9K_TXERR_XRETRY)