]> git.baikalelectronics.ru Git - kernel.git/commit
media: stm32-dcmi: fix DMA corruption when stopping streaming
authorHugues Fruchet <hugues.fruchet@st.com>
Thu, 28 Feb 2019 17:10:53 +0000 (12:10 -0500)
committerMauro Carvalho Chehab <mchehab+samsung@kernel.org>
Tue, 19 Mar 2019 17:50:08 +0000 (13:50 -0400)
commite8dc0e433aab48c7be471faea934fec997d96cde
treed2d5840813fe258618aecfc250ce2c7eb7ccf74b
parentf941340e5d42f94bcc877928b468733420615c78
media: stm32-dcmi: fix DMA corruption when stopping streaming

Avoid call of dmaengine_terminate_all() between
dmaengine_prep_slave_single() and dmaengine_submit() by locking
the whole DMA submission sequence.

Signed-off-by: Hugues Fruchet <hugues.fruchet@st.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
drivers/media/platform/stm32/stm32-dcmi.c