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Commit b65612a8 authored by Vinod Koul's avatar Vinod Koul
Browse files

dmaengine: add dmaengine_prep_dma_sg() helper 



This was only prep API which didnt have an helper

Signed-off-by: default avatarVinod Koul <vinod.koul@intel.com>
parent 7d1311b9

include/linux/dmaengine.h

+10 −0
Original line number Diff line number Diff line
@@ -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)