Messages in this thread | | | Subject | Re: [PATCH 2/7] au1100fb: fix DMA API abuse | From | Bartlomiej Zolnierkiewicz <> | Date | Mon, 6 May 2019 15:49:35 +0200 |
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On 04/30/2019 01:00 PM, Christoph Hellwig wrote: > Virtual addresses return from dma(m)_alloc_coherent are opaque in what > backs then, and drivers must not poke into them. Switch the driver > to use the generic DMA API mmap helper to avoid these games. > > Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Best regards, -- Bartlomiej Zolnierkiewicz Samsung R&D Institute Poland Samsung Electronics
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