From: Vinod Koul Date: Sat, 11 Oct 2014 15:46:43 +0000 (+0530) Subject: dmaengine: add dmaengine_prep_dma_sg() helper X-Git-Tag: v4.14-rc1~6620^2~1^2~5 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=b65612a868768cd0431084ccf376d0946c12132d;p=platform%2Fkernel%2Flinux-rpi.git dmaengine: add dmaengine_prep_dma_sg() helper This was only prep API which didnt have an helper Signed-off-by: Vinod Koul --- diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h index 1f9e642..7e6b3a2 100644 --- a/include/linux/dmaengine.h +++ b/include/linux/dmaengine.h @@ -755,6 +755,16 @@ static inline struct dma_async_tx_descriptor *dmaengine_prep_interleaved_dma( return chan->device->device_prep_interleaved_dma(chan, xt, flags); } +static inline struct dma_async_tx_descriptor *dmaengine_prep_dma_sg( + struct dma_chan *chan, + struct scatterlist *dst_sg, unsigned int dst_nents, + struct scatterlist *src_sg, unsigned int src_nents, + unsigned long flags) +{ + return chan->device->device_prep_dma_sg(chan, dst_sg, dst_nents, + src_sg, src_nents, flags); +} + static inline int dma_get_slave_caps(struct dma_chan *chan, struct dma_slave_caps *caps) { if (!chan || !caps)