Messages in this thread | | | Date | Mon, 26 Sep 2016 23:13:35 +0530 | From | Vinod Koul <> | Subject | Re: [PATCH v3] dmaengine: s3c24xx: Add dma_slave_map for s3c2440 devices |
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On Thu, Sep 22, 2016 at 08:51:15PM +0200, Sam Van Den Berge wrote: > This patch updates the s3c24xx dma driver to be able to pass a > dma_slave_map array via the platform data. This is needed to > be able to use the new, simpler dmaengine API [1]. > I used the virtual DMA channels as a parameter for the dma_filter > function. By doing that, I could reuse the existing filter function in > drivers/dma/s3c24xx-dma.c. > > I have tested this on my mini2440 board with the audio driver. > According to my observations, dma_request_slave_channel in the > function dmaengine_pcm_new in the file > sound/soc/soc-generic-dmaengine-pcm.c now returns a valid DMA channel > whereas before no DMA channel was returned at that point. > > Entries for DMACH_XD0, DMACH_XD1 and DMACH_TIMER are missing because I > don't realy know which driver to use for these.
Applied, thanks
-- ~Vinod
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