media: rcar_drif: Use dma_request_chan() instead dma_request_slave_channel()
authorPeter Ujfalusi <peter.ujfalusi@ti.com>
Tue, 17 Dec 2019 10:40:25 +0000 (11:40 +0100)
committerMauro Carvalho Chehab <mchehab+huawei@kernel.org>
Mon, 24 Feb 2020 15:04:49 +0000 (16:04 +0100)
commit1b5482e0d2680da7202d29013f6b5aa5e203046f
tree0ac221e3ef6d8aa16bb2e94eb7cfb1825bd46579
parenteee16d210c18577217789e17d36e1d38b5bc2237
media: rcar_drif: Use dma_request_chan() instead dma_request_slave_channel()

dma_request_slave_channel() is a wrapper on top of dma_request_chan()
eating up the error code.

By using dma_request_chan() directly the driver can support deferred
probing against DMA.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
drivers/media/platform/rcar_drif.c