6.14-stable review patch. If anyone has any objections, please let me know.
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From: Rex Lu rex.lu@mediatek.com
[ Upstream commit 8d38abdf6c182225c5c0a81451fa51b7b36a635d ]
The firmware needs a specific trigger when WED is being reset due to an ethernet reset condition. This helps prevent further L1 SER failure.
Signed-off-by: Rex Lu rex.lu@mediatek.com Link: https://patch.msgid.link/20250311103646.43346-2-nbd@nbd.name Signed-off-by: Felix Fietkau nbd@nbd.name Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/net/wireless/mediatek/mt76/mt7996/mcu.h | 3 ++- drivers/net/wireless/mediatek/mt76/mt7996/mmio.c | 2 +- 2 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.h b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.h index 43468bcaffc6d..a75e1c9435bb0 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.h +++ b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.h @@ -908,7 +908,8 @@ enum { UNI_CMD_SER_SET_RECOVER_L3_TX_DISABLE, UNI_CMD_SER_SET_RECOVER_L3_BF, UNI_CMD_SER_SET_RECOVER_L4_MDP, - UNI_CMD_SER_SET_RECOVER_FULL, + UNI_CMD_SER_SET_RECOVER_FROM_ETH, + UNI_CMD_SER_SET_RECOVER_FULL = 8, UNI_CMD_SER_SET_SYSTEM_ASSERT, /* action */ UNI_CMD_SER_ENABLE = 1, diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mmio.c b/drivers/net/wireless/mediatek/mt76/mt7996/mmio.c index 7a8ee6c75cf2b..9d37f82387464 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7996/mmio.c +++ b/drivers/net/wireless/mediatek/mt76/mt7996/mmio.c @@ -281,7 +281,7 @@ static int mt7996_mmio_wed_reset(struct mtk_wed_device *wed) if (test_and_set_bit(MT76_STATE_WED_RESET, &mphy->state)) return -EBUSY;
- ret = mt7996_mcu_set_ser(dev, UNI_CMD_SER_TRIGGER, UNI_CMD_SER_SET_RECOVER_L1, + ret = mt7996_mcu_set_ser(dev, UNI_CMD_SER_TRIGGER, UNI_CMD_SER_SET_RECOVER_FROM_ETH, mphy->band_idx); if (ret) goto out;