Commit 3fc49d21 authored by Andy Shevchenko's avatar Andy Shevchenko Committed by Vinod Koul
Browse files

dmaengine: k3dma: use sg_nents_for_dma() helper 



Instead of open coded variant let's use recently introduced helper.

Reviewed-by: default avatarBjorn Andersson <andersson@kernel.org>
Signed-off-by: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://patch.msgid.link/20260108105619.3513561-7-andriy.shevchenko@linux.intel.com


Signed-off-by: default avatarVinod Koul <vkoul@kernel.org>
parent 5d6ceb25

drivers/dma/k3dma.c

+2 −7
Original line number Diff line number Diff line
@@ -536,19 +536,14 @@ static struct dma_async_tx_descriptor *k3_dma_prep_slave_sg( 
	size_t len, avail, total = 0;

	struct scatterlist *sg;

	dma_addr_t addr, src = 0, dst = 0;

	int num = sglen, i;

	int num, i;



	if (sgl == NULL)

		return NULL;



	c->cyclic = 0;



	for_each_sg(sgl, sg, sglen, i) {

		avail = sg_dma_len(sg);

		if (avail > DMA_MAX_SIZE)

			num += DIV_ROUND_UP(avail, DMA_MAX_SIZE) - 1;

	}



	num = sg_nents_for_dma(sgl, sglen, DMA_MAX_SIZE);

	ds = k3_dma_alloc_desc_resource(num, chan);

	if (!ds)

		return NULL;