From: Ben Dooks Date: Tue, 22 Sep 2009 15:48:56 +0000 (+0100) Subject: ARM: S3C: Add info for supporting circular DMA buffers X-Git-Tag: v2.6.32-rc6~6^2~4^2 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e3d8024891dbfec6cf36c9b76177650f48118462;p=pandora-kernel.git ARM: S3C: Add info for supporting circular DMA buffers The S3C64XX DMA implementation will work a lot better with the ability to enqueue circular buffers as the hardware can do it's own linked-list management. Add a function s3c_dma_has_circular() to show that the system can do this and a flag for the channel. Update the s3c24xx/s3c64xx I2S DMA code to deal with this. Signed-off-by: Ben Dooks Signed-off-by: Ben Dooks Acked-by: Mark Brown --- Reading git-diff-tree failed