dmaengine: mmp_tdma: Validate the transfer direction

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We only support DMA_DEV_TO_MEM and DMA_MEM_TO_DEV. Let's not do
undefined things with other values and reject them.

Signed-off-by: Lubomir Rintel <lkundrak@v3.sk>
Link: https://lore.kernel.org/r/20200424215020.105281-1-lkundrak@v3.sk
Signed-off-by: Vinod Koul <vkoul@kernel.org>

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Lubomir Rintel 2020-04-24 23:50:20 +02:00 • committed by Vinod Koul

parent 7edfe3df2a

commit c0fca73609

1 changed files with 5 additions and 0 deletions

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drivers/dma/mmp_tdma.c

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