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mt76: mt7921: continue to probe driver when fw already downloaded

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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 <[email protected]>
Fixes: 1c099ab44727c ("mt76: mt7921: add MCU support")
Signed-off-by: David S. Miller <[email protected]>
This commit is contained in:
Aaron Ma
2021-08-13 12:55:59 +02:00
committed by Felix Fietkau
parent bc7ee7d7bd
commit 6a19e40820
1 changed files with 2 additions and 1 deletions
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mt7921/mcu.c
+2 -1
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@@ -997,7 +997,7 @@ 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);
@@ -1015,6 +1015,7 @@ 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