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Commit a6cbb2d8 authored by Javier Martin's avatar Javier Martin Committed by Vinod Koul
Browse files

dmaengine: imx-dma: remove unused arg of imxdma_sg_next. 



Since this function is always used with 'desc' as first argument
and 'desc->sg' as second argument, the latter is clearly redundant
and can be removed.

Signed-off-by: default avatarJavier Martin <javier.martin@vista-silicon.com>
Acked-by: default avatarSascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: default avatarVinod Koul <vinod.koul@linux.intel.com>
parent 2d9c2fc5

drivers/dma/imx-dma.c

+5 −4
Original line number Diff line number Diff line
@@ -206,9 +206,10 @@ static int imxdma_hw_chain(struct imxdma_channel *imxdmac) 
/*

 * imxdma_sg_next - prepare next chunk for scatter-gather DMA emulation

 */

static inline int imxdma_sg_next(struct imxdma_desc *d, struct scatterlist *sg)

static inline int imxdma_sg_next(struct imxdma_desc *d)

{

	struct imxdma_channel *imxdmac = to_imxdma_chan(d->desc.chan);

	struct scatterlist *sg = d->sg;

	unsigned long now;



	now = min(d->len, sg->length);
@@ -251,7 +252,7 @@ static void imxdma_enable_hw(struct imxdma_desc *d) 
		d->sg = sg_next(d->sg);

		if (d->sg) {

			u32 tmp;

			imxdma_sg_next(d, d->sg);

			imxdma_sg_next(d);

			tmp = imx_dmav1_readl(DMA_CCR(channel));

			imx_dmav1_writel(tmp | CCR_RPT | CCR_ACRPT,

				DMA_CCR(channel));
@@ -365,7 +366,7 @@ static void dma_irq_handle_channel(struct imxdma_channel *imxdmac) 
		desc->sg = sg_next(desc->sg);



		if (desc->sg) {

			imxdma_sg_next(desc, desc->sg);

			imxdma_sg_next(desc);



			tmp = imx_dmav1_readl(DMA_CCR(chno));
@@ -475,7 +476,7 @@ static int imxdma_xfer_desc(struct imxdma_desc *d) 
			return -EINVAL;

		}



		imxdma_sg_next(d, d->sg);

		imxdma_sg_next(d);



		break;

	default: