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media: stm32-dcmi: Use dma_request_chan() instead dma_request_slave_channel()
authorPeter Ujfalusi <peter.ujfalusi@ti.com>
Tue, 7 Jan 2020 11:52:53 +0000 (12:52 +0100)
committerMauro Carvalho Chehab <mchehab+huawei@kernel.org>
Mon, 24 Feb 2020 14:24:52 +0000 (15:24 +0100)
commit05e2ebfa2bb02d40857b1b6718d91135ee2cd7f5
tree12fa3c5e7a01e1ea0343158f431204eb4ff4ff1ctree | snapshot
parentaf5b333a793a93da3b2fbe887681fd32f8095645commit | diff
media: stm32-dcmi: 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>
Acked-by: Hugues Fruchet <hugues.fruchet@st.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
drivers/media/platform/stm32/stm32-dcmi.c diff | blob | history
Domain: System / Kernel;