[PATCH] mt76: mt7921: continue to probe driver when fw already downloaded
Aaron Ma
aaron.ma at canonical.com
Thu Jul 8 06:17:10 PDT 2021
When reboot system, no power cycles, firmware is already downloaded,
return -EIO will break driver as error:
mt7921e: probe of 0000:03:00.0 failed with error -5
Skip firmware download and continue to probe.
Signed-off-by: Aaron Ma <aaron.ma at canonical.com>
---
drivers/net/wireless/mediatek/mt76/mt7921/mcu.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c
index c2c4dc196802..cd690c64f65b 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c
@@ -931,7 +931,7 @@ static int mt7921_load_firmware(struct mt7921_dev *dev)
ret = mt76_get_field(dev, MT_CONN_ON_MISC, MT_TOP_MISC2_FW_N9_RDY);
if (ret) {
dev_dbg(dev->mt76.dev, "Firmware is already download\n");
- return -EIO;
+ goto fw_loaded;
}
ret = mt7921_load_patch(dev);
@@ -949,6 +949,7 @@ static int mt7921_load_firmware(struct mt7921_dev *dev)
return -EIO;
}
+fw_loaded:
mt76_queue_tx_cleanup(dev, dev->mt76.q_mcu[MT_MCUQ_FWDL], false);
#ifdef CONFIG_PM
--
2.32.0
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