diff mbox series

mt76: mt7921: reset wfsys during hw probe

Message ID 95460c02cce327d43337afc72c431757fb42ecb5.1621804119.git.lorenzo@kernel.org
State New
Headers show
Series mt76: mt7921: reset wfsys during hw probe | expand

Commit Message

Lorenzo Bianconi May 23, 2021, 9:10 p.m. UTC 
This patch fixes a mcu hang during device probe on
Marvell ESPRESSObin after a hot reboot.

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
---
 drivers/net/wireless/mediatek/mt76/mt7921/dma.c | 4 ++++
 1 file changed, 4 insertions(+)
diff mbox series

Patch

diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/dma.c b/drivers/net/wireless/mediatek/mt76/mt7921/dma.c
index bd9143dc865f..7fca7dc466b8 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/dma.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/dma.c
@@ -402,6 +402,10 @@  int mt7921_dma_init(struct mt7921_dev *dev)
 	if (ret)
 		return ret;
 
+	ret = mt7921_wfsys_reset(dev);
+	if (ret)
+		return ret;
+
 	/* init tx queue */
 	ret = mt7921_init_tx_queues(&dev->phy, MT7921_TXQ_BAND0,
 				    MT7921_TX_RING_SIZE);