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(parent: 77d157f) | patch
mt76: mt7615: retry if mt7615_mcu_init returns -EAGAIN
authorChuanhong Guo <gch981213@gmail.com>
Wed, 23 Sep 2020 07:23:03 +0000 (15:23 +0800)
committerFelix Fietkau <nbd@nbd.name>
Fri, 4 Dec 2020 12:46:13 +0000 (13:46 +0100)
commitced050ae3ab6bef58a02832dff735a1988cf3f2e
treee34fe800754879321a244fc5e79258465ae9e32dtree | snapshot
parent77d157f2009e2bcef48e0306bacfcced5b0ed887commit | diff
mt76: mt7615: retry if mt7615_mcu_init returns -EAGAIN

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>
drivers/net/wireless/mediatek/mt76/mt7615/pci_init.c diff | blob | history
https://github.com/torvalds/linux.git