Commit beb01caa authored by Felix Fietkau's avatar Felix Fietkau
Browse files

wifi: mt76: mt7996: decrease timeout for commonly issued MCU commands 

This allows faster recovery from firmware issues.
Based on patch by Chad Monroe and ported from mt7915.

Link: https://patch.msgid.link/20250915075910.47558-3-nbd@nbd.name


Signed-off-by: default avatarFelix Fietkau <nbd@nbd.name>
parent ace5d3b6

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

+25 −1
Original line number Diff line number Diff line
@@ -242,6 +242,30 @@ mt7996_mcu_parse_response(struct mt76_dev *mdev, int cmd, 
	return ret;

}



static void

mt7996_mcu_set_timeout(struct mt76_dev *mdev, int cmd)

{

	mdev->mcu.timeout = 5 * HZ;



	if (!(cmd & __MCU_CMD_FIELD_UNI))

		return;



	switch (FIELD_GET(__MCU_CMD_FIELD_ID, cmd)) {

	case MCU_UNI_CMD_THERMAL:

	case MCU_UNI_CMD_TWT:

	case MCU_UNI_CMD_GET_MIB_INFO:

	case MCU_UNI_CMD_STA_REC_UPDATE:

	case MCU_UNI_CMD_BSS_INFO_UPDATE:

		mdev->mcu.timeout = 2 * HZ;

		return;

	case MCU_UNI_CMD_EFUSE_CTRL:

		mdev->mcu.timeout = 20 * HZ;

		return;

	default:

		break;

	}

}



static int

mt7996_mcu_send_message(struct mt76_dev *mdev, struct sk_buff *skb,

			int cmd, int *wait_seq)
@@ -255,7 +279,7 @@ mt7996_mcu_send_message(struct mt76_dev *mdev, struct sk_buff *skb, 
	u32 val;

	u8 seq;



	mdev->mcu.timeout = 20 * HZ;

	mt7996_mcu_set_timeout(mdev, cmd);



	seq = ++dev->mt76.mcu.msg_seq & 0xf;

	if (!seq)