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Commit 98f0a5eb authored by Mohammed Shafi Shajakhan's avatar Mohammed Shafi Shajakhan Committed by John W. Linville
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ath9k: tx queue enable is read only for EDMA chipsets 



for EDMA chip AR_Q_TXE (tx enable for each queue) is read only

Signed-off-by: default avatarMohammed Shafi Shajakhan <mohammed@qca.qualcomm.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 7fbaf3ef

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

+5 −2
Original line number Original line Diff line number Diff line
@@ -356,6 +356,7 @@ void ath_beacon_tasklet(unsigned long data) 
	struct ath_buf *bf = NULL;

	struct ath_buf *bf = NULL;

	struct ieee80211_vif *vif;

	struct ieee80211_vif *vif;

	struct ath_tx_status ts;

	struct ath_tx_status ts;

	bool edma = !!(ah->caps.hw_caps & ATH9K_HW_CAP_EDMA);

	int slot;

	int slot;

	u32 bfaddr, bc = 0;

	u32 bfaddr, bc = 0;
@@ -456,10 +457,12 @@ void ath_beacon_tasklet(unsigned long data) 
	if (bfaddr != 0) {

	if (bfaddr != 0) {

		/* NB: cabq traffic should already be queued and primed */

		/* NB: cabq traffic should already be queued and primed */

		ath9k_hw_puttxbuf(ah, sc->beacon.beaconq, bfaddr);

		ath9k_hw_puttxbuf(ah, sc->beacon.beaconq, bfaddr);



		if (!edma)

			ath9k_hw_txstart(ah, sc->beacon.beaconq);

			ath9k_hw_txstart(ah, sc->beacon.beaconq);





		sc->beacon.ast_be_xmit += bc;     /* XXX per-vif? */

		sc->beacon.ast_be_xmit += bc;     /* XXX per-vif? */

		if (ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) {

		if (edma) {

			spin_lock_bh(&sc->sc_pcu_lock);

			spin_lock_bh(&sc->sc_pcu_lock);

			ath9k_hw_txprocdesc(ah, bf->bf_desc, (void *)&ts);

			ath9k_hw_txprocdesc(ah, bf->bf_desc, (void *)&ts);

			spin_unlock_bh(&sc->sc_pcu_lock);

			spin_unlock_bh(&sc->sc_pcu_lock);