archives/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-03-08 03:04:51 +01:00
Code Issues Projects Releases Packages Wiki Activity Actions

dmaengine: xilinx: xdma: use sg_nents_for_dma() helper

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

Reviewed-by: Bjorn Andersson <andersson@kernel.org>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://patch.msgid.link/20260108105619.3513561-14-andriy.shevchenko@linux.intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Andy Shevchenko 2026-01-08 11:50:24 +01:00 • committed by Vinod Koul
parent ac326dca68
commit 3c8a86ed00
1 changed files with 2 additions and 4 deletions
Download patch file Download diff file Expand all files Collapse all files

6
drivers/dma/xilinx/xdma.c
View file

@ -605,13 +605,11 @@ xdma_prep_device_sg(struct dma_chan *chan, struct scatterlist *sgl,
struct xdma_chan *xdma_chan = to_xdma_chan(chan);
struct dma_async_tx_descriptor *tx_desc;
struct xdma_desc *sw_desc;
u32 desc_num = 0, i;
u64 addr, dev_addr, *src, *dst;
u32 desc_num, i;
struct scatterlist *sg;
for_each_sg(sgl, sg, sg_len, i)
desc_num += DIV_ROUND_UP(sg_dma_len(sg), XDMA_DESC_BLEN_MAX);
desc_num = sg_nents_for_dma(sgl, sg_len, XDMA_DESC_BLEN_MAX);
sw_desc = xdma_alloc_desc(xdma_chan, desc_num, false);
if (!sw_desc)
return NULL;