[alsa-devel] [PATCH 3/3] dma: edma: Increase maximum SG limit to 20

Vinod Koul vinod.koul at intel.com
Mon Oct 21 09:26:45 CEST 2013


On Mon, Sep 23, 2013 at 06:05:15PM -0500, Joel Fernandes wrote:
> davinci-pcm uses 16 as the no.of periods. With this, in EDMA we have to
> allocate atleast 17 slots: 1 slot for channel, and 16 slots the periods.
> 
> Due to this, the MAX_NR_SG limitation causes problems, set it to 20 to make
> cyclic DMA work when davinci-pcm is converted to use DMA Engine. Also add
> a comment clarifying this.

Applied, thanks

--
~Vinod


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