Commit 8d38abdf authored by Rex Lu's avatar Rex Lu Committed by Felix Fietkau
Browse files

wifi: mt76: mt7996: fix SER reset trigger on WED reset 



The firmware needs a specific trigger when WED is being reset due to an
ethernet reset condition. This helps prevent further L1 SER failure.

Signed-off-by: default avatarRex Lu <rex.lu@mediatek.com>
Link: https://patch.msgid.link/20250311103646.43346-2-nbd@nbd.name


Signed-off-by: default avatarFelix Fietkau <nbd@nbd.name>
parent 593c829b

drivers/net/wireless/mediatek/mt76/mt7996/mcu.h

+2 −1
Original line number Diff line number Diff line
@@ -896,7 +896,8 @@ enum { 
	UNI_CMD_SER_SET_RECOVER_L3_TX_DISABLE,

	UNI_CMD_SER_SET_RECOVER_L3_BF,

	UNI_CMD_SER_SET_RECOVER_L4_MDP,

	UNI_CMD_SER_SET_RECOVER_FULL,

	UNI_CMD_SER_SET_RECOVER_FROM_ETH,

	UNI_CMD_SER_SET_RECOVER_FULL = 8,

	UNI_CMD_SER_SET_SYSTEM_ASSERT,

	/* action */

	UNI_CMD_SER_ENABLE = 1,

drivers/net/wireless/mediatek/mt76/mt7996/mmio.c

+1 −1
Original line number Diff line number Diff line
@@ -281,7 +281,7 @@ static int mt7996_mmio_wed_reset(struct mtk_wed_device *wed) 
	if (test_and_set_bit(MT76_STATE_WED_RESET, &mphy->state))

		return -EBUSY;



	ret = mt7996_mcu_set_ser(dev, UNI_CMD_SER_TRIGGER, UNI_CMD_SER_SET_RECOVER_L1,

	ret = mt7996_mcu_set_ser(dev, UNI_CMD_SER_TRIGGER, UNI_CMD_SER_SET_RECOVER_FROM_ETH,

				 mphy->band_idx);

	if (ret)

		goto out;