Commit a5dc3fca authored by Peter Ujfalusi's avatar Peter Ujfalusi Committed by Vinod Koul
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dmaengine: omap-dma: Simplify omap_dma_start_sg parameter list 



We can drop the (sg)idx parameter for the omap_dma_start_sg() function and
increment the sgidx inside of the same function.

Signed-off-by: default avatarPeter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: default avatarVinod Koul <vinod.koul@intel.com>
parent 29b4817d

drivers/dma/omap-dma.c

+6 −6
Original line number Diff line number Diff line
@@ -365,10 +365,9 @@ static void omap_dma_stop(struct omap_chan *c) 
	c->running = false;

}



static void omap_dma_start_sg(struct omap_chan *c, struct omap_desc *d,

	unsigned idx)

static void omap_dma_start_sg(struct omap_chan *c, struct omap_desc *d)

{

	struct omap_sg *sg = d->sg + idx;

	struct omap_sg *sg = d->sg + c->sgidx;

	unsigned cxsa, cxei, cxfi;



	if (d->dir == DMA_DEV_TO_MEM || d->dir == DMA_MEM_TO_MEM) {
@@ -388,6 +387,7 @@ static void omap_dma_start_sg(struct omap_chan *c, struct omap_desc *d, 
	omap_dma_chan_write(c, CFN, sg->fn);



	omap_dma_start(c, d);

	c->sgidx++;

}



static void omap_dma_start_desc(struct omap_chan *c)
@@ -433,7 +433,7 @@ static void omap_dma_start_desc(struct omap_chan *c) 
	omap_dma_chan_write(c, CSDP, d->csdp);

	omap_dma_chan_write(c, CLNK_CTRL, d->clnk_ctrl);



	omap_dma_start_sg(c, d, 0);

	omap_dma_start_sg(c, d);

}



static void omap_dma_callback(int ch, u16 status, void *data)
@@ -446,8 +446,8 @@ static void omap_dma_callback(int ch, u16 status, void *data) 
	d = c->desc;

	if (d) {

		if (!c->cyclic) {

			if (++c->sgidx < d->sglen) {

				omap_dma_start_sg(c, d, c->sgidx);

			if (c->sgidx < d->sglen) {

				omap_dma_start_sg(c, d);

			} else {

				omap_dma_start_desc(c);

				vchan_cookie_complete(&d->vd);