mt76: mt7615: retry if mt7615_mcu_init returns -EAGAIN

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mt7615_load_patch in mt7615/mcu.c sometimes fails with:
mt7622-wmac 18000000.wmac: Failed to get patch semaphore
and returns -EAGAIN. But this error is returned all the way up to
mt7615_init_work with no actual retrial performed, leaving a
broken wireless phy.
Wait a bit and retry for up to 10 times before giving up.

Signed-off-by: Chuanhong Guo <gch981213@gmail.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>

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Chuanhong Guo 2020-09-23 15:23:03 +08:00 • committed by Felix Fietkau

parent 77d157f200

commit ced050ae3a

1 changed files with 8 additions and 1 deletions

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9

drivers/net/wireless/mediatek/mt76/mt7615/pci_init.c

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