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Commit 6823dc0d authored by Lorenzo Bianconi's avatar Lorenzo Bianconi Committed by Kalle Valo
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mt76x2: add a polling delay in mt76x2_mac_stop routine 



Add a usleep_range in mt76x2_mac_stop routine in order to add
a polling delay checking values of MT_MAC_STATUS and IBI_R12 registers

Signed-off-by: default avatarLorenzo Bianconi <lorenzo.bianconi@redhat.com>
Acked-by: default avatarFelix Fietkau <nbd@nbd.name>
Signed-off-by: default avatarKalle Valo <kvalo@codeaurora.org>
parent 41bd3d58

drivers/net/wireless/mediatek/mt76/mt76x2_init.c

+5 −5
Original line number Diff line number Diff line
@@ -370,12 +370,12 @@ void mt76x2_mac_stop(struct mt76x2_dev *dev, bool force) 


	/* Wait for MAC to become idle */

	for (i = 0; i < 300; i++) {

		if (mt76_rr(dev, MT_MAC_STATUS) &

		    (MT_MAC_STATUS_RX | MT_MAC_STATUS_TX))

			continue;



		if (mt76_rr(dev, MT_BBP(IBI, 12)))

		if ((mt76_rr(dev, MT_MAC_STATUS) &

		     (MT_MAC_STATUS_RX | MT_MAC_STATUS_TX)) ||

		    mt76_rr(dev, MT_BBP(IBI, 12))) {

			usleep_range(10, 20);

			continue;

		}



		stopped = true;

		break;