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Commit e8a5e79c authored by Peter Ujfalusi's avatar Peter Ujfalusi Committed by Vinod Koul
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dmaengine: omap-dma: Clean up the prep_slave_sg sg list walk code 



The for_each_sg() macro's last parameter is inteded to be used as counter.
We can use 'i' instead of 'j' within the loop for indexes.

Signed-off-by: default avatarPeter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: default avatarVinod Koul <vinod.koul@intel.com>
parent adf850bc

drivers/dma/omap-dma.c

+5 −6
Original line number Diff line number Diff line
@@ -768,7 +768,7 @@ static struct dma_async_tx_descriptor *omap_dma_prep_slave_sg( 
	struct scatterlist *sgent;

	struct omap_desc *d;

	dma_addr_t dev_addr;

	unsigned i, j = 0, es, en, frame_bytes;

	unsigned i, es, en, frame_bytes;

	u32 burst;



	if (dir == DMA_DEV_TO_MEM) {
@@ -845,13 +845,12 @@ static struct dma_async_tx_descriptor *omap_dma_prep_slave_sg( 
	en = burst;

	frame_bytes = es_bytes[es] * en;

	for_each_sg(sgl, sgent, sglen, i) {

		d->sg[j].addr = sg_dma_address(sgent);

		d->sg[j].en = en;

		d->sg[j].fn = sg_dma_len(sgent) / frame_bytes;

		j++;

		d->sg[i].addr = sg_dma_address(sgent);

		d->sg[i].en = en;

		d->sg[i].fn = sg_dma_len(sgent) / frame_bytes;

	}



	d->sglen = j;

	d->sglen = sglen;



	return vchan_tx_prep(&c->vc, &d->vd, tx_flags);

}