Commit acf337c3 authored by Lorenzo Bianconi's avatar Lorenzo Bianconi Committed by Felix Fietkau
Browse files

mt76: introduce mcu_reset function pointer in mt76_mcu_ops structure 



Introduce mcu_reset function pointer in mt76_mcu_ops structure in order
to run hw related reset function for the mcu running on the chipset.
This is a preliminary patch to introduce chip reset for mt7921 devices.

Co-developed-by: default avatarSean Wang <sean.wang@mediatek.com>
Signed-off-by: default avatarSean Wang <sean.wang@mediatek.com>
Signed-off-by: default avatarLorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: default avatarFelix Fietkau <nbd@nbd.name>
parent a2a6cd54

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

+4 −0
Original line number Diff line number Diff line
@@ -99,6 +99,10 @@ int mt76_mcu_skb_send_and_get_msg(struct mt76_dev *dev, struct sk_buff *skb, 
			dev_kfree_skb(skb);

	} while (ret == -EAGAIN);



	/* notify driver code to reset the mcu */

	if (ret == -ETIMEDOUT && dev->mcu_ops->mcu_reset)

		dev->mcu_ops->mcu_reset(dev);



out:

	mutex_unlock(&dev->mcu.mutex);

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

+1 −0
Original line number Diff line number Diff line
@@ -166,6 +166,7 @@ struct mt76_mcu_ops { 
	int (*mcu_rd_rp)(struct mt76_dev *dev, u32 base,

			 struct mt76_reg_pair *rp, int len);

	int (*mcu_restart)(struct mt76_dev *dev);

	void (*mcu_reset)(struct mt76_dev *dev);

};



struct mt76_queue_ops {