diff options
| author | Deren Wu <deren.wu@mediatek.com> | 2022-09-12 16:45:52 +0800 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2022-09-15 13:21:39 +0200 |
| commit | 29e247ece5d3edfa71495768a9ab5fc7bba76bd4 (patch) | |
| tree | d25b16a8573e5db6a0f8755d46fa8f313aa17f72 /drivers/net/wireless/mediatek/mt76/mt7921/regs.h | |
| parent | 23bdc5d8cadfc941e7782d0cb8afb2d9ae73b125 (diff) | |
wifi: mt76: mt7921e: fix random fw download fail
In case of PCIe interoperability problem shows up, the firmware
payload may be corrupted in download stage. Turn off L0s to keep
fw download process accurately.
[ 1093.528363] mt7921e 0000:3b:00.0: Message 00000007 (seq 7) timeout
[ 1093.528414] mt7921e 0000:3b:00.0: Failed to start patch
[ 1096.600156] mt7921e 0000:3b:00.0: Message 00000010 (seq 8) timeout
[ 1096.600207] mt7921e 0000:3b:00.0: Failed to release patch semaphore
[ 1097.699031] mt7921e 0000:3b:00.0: Timeout for driver own
[ 1098.758427] mt7921e 0000:3b:00.0: Timeout for driver own
[ 1099.834408] mt7921e 0000:3b:00.0: Timeout for driver own
[ 1100.915264] mt7921e 0000:3b:00.0: Timeout for driver own
[ 1101.990625] mt7921e 0000:3b:00.0: Timeout for driver own
[ 1103.077587] mt7921e 0000:3b:00.0: Timeout for driver own
[ 1104.173258] mt7921e 0000:3b:00.0: Timeout for driver own
[ 1105.248466] mt7921e 0000:3b:00.0: Timeout for driver own
[ 1106.336969] mt7921e 0000:3b:00.0: Timeout for driver own
[ 1106.397542] mt7921e 0000:3b:00.0: hardware init failed
Cc: stable@vger.kernel.org
Fixes: bf3747ae2e25 ("mt76: mt7921: enable aspm by default")
Signed-off-by: Deren Wu <deren.wu@mediatek.com>
Tested-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt7921/regs.h')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7921/regs.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/regs.h b/drivers/net/wireless/mediatek/mt76/mt7921/regs.h index ea643260ceb6..c65582acfa55 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/regs.h +++ b/drivers/net/wireless/mediatek/mt76/mt7921/regs.h @@ -440,6 +440,8 @@ #define MT_PCIE_MAC_BASE 0x10000 #define MT_PCIE_MAC(ofs) (MT_PCIE_MAC_BASE + (ofs)) #define MT_PCIE_MAC_INT_ENABLE MT_PCIE_MAC(0x188) +#define MT_PCIE_MAC_PM MT_PCIE_MAC(0x194) +#define MT_PCIE_MAC_PM_L0S_DIS BIT(8) #define MT_DMA_SHDL(ofs) (0x7c026000 + (ofs)) #define MT_DMASHDL_SW_CONTROL MT_DMA_SHDL(0x004) |