Messages in this thread Patch in this message | | | From | Sasha Levin <> | Subject | [PATCH AUTOSEL 5.13 132/189] mt76: mt7921: reset wfsys during hw probe | Date | Tue, 6 Jul 2021 07:13:12 -0400 |
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From: Lorenzo Bianconi <lorenzo@kernel.org>
[ Upstream commit 01f7da40917923bf9d8fd8d5c9a6ed646004e47c ]
This patch fixes a mcu hang during device probe on Marvell ESPRESSObin after a hot reboot.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org> Signed-off-by: Felix Fietkau <nbd@nbd.name> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/net/wireless/mediatek/mt76/mt7921/dma.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/dma.c b/drivers/net/wireless/mediatek/mt76/mt7921/dma.c index 71e664ee7652..a70f0bd875f8 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); -- 2.30.2
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