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mt76: introduce mcu_reset function pointer in mt76_mcu_ops structure

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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: Sean Wang <[email protected]>
Signed-off-by: Sean Wang <[email protected]>
Signed-off-by: Lorenzo Bianconi <[email protected]>
Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Lorenzo Bianconi
2021-03-14 23:39:22 +01:00
committed by Felix Fietkau
parent 6e2b9d2583
commit 3cf5afc029
2 changed files with 5 additions and 0 deletions
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mcu.c
+4
View File
@@ -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);
mt76.h
+1
View File
@@ -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 {