gpu: ipu-cpmem: add WARN_ON_ONCE() for unaligned dma buffers

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Add a WARN_ON_ONCE() if either the Y/packed buffer, or the U/V offsets,
are not aligned on 8-byte boundaries. This will catch alignment
bugs in DRM, V4L2.

Signed-off-by: Steve Longerbeam <slongerbeam@gmail.com>
Tested-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>

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Steve Longerbeam 2018-09-18 11:34:07 +02:00 • committed by Philipp Zabel

parent fac8033fe3

commit 22ec080819

1 changed files with 6 additions and 0 deletions

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drivers/gpu/ipu-v3/ipu-cpmem.c

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