mt76: dma: do not write cpu_idx on rx queue reset until after refill
authorFelix Fietkau <nbd@nbd.name>
Mon, 20 Jan 2020 11:11:07 +0000 (12:11 +0100)
committerFelix Fietkau <nbd@nbd.name>
Fri, 14 Feb 2020 09:06:06 +0000 (10:06 +0100)
commit8f6c4f7ba1a143737f73a3f087d41bb198a35ce3
tree861134161e15a5a329ba8be338af530c3fc0cc9d
parent93eaec7625f13cffb593b471405b017c7e64d4ee
mt76: dma: do not write cpu_idx on rx queue reset until after refill

The hardware should only start processing the ring after at least one
buffer has been added

Signed-off-by: Felix Fietkau <nbd@nbd.name>
drivers/net/wireless/mediatek/mt76/dma.c