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authorMarkus Elfring <elfring@users.sourceforge.net>2019-09-22 12:52:25 +0200
committerVinod Koul <vkoul@kernel.org>2019-10-14 13:21:20 +0530
commit9d68427d0f4f6c008a26a0a021ee37994549cbc1 (patch)
treea46600bcc584cff93f0d8fed60574907017ac6fa /drivers/dma
parent3d4d6c27f65cbcfc8293cc08eae257e1d90aef48 (diff)
downloadlinux-9d68427d0f4f6c008a26a0a021ee37994549cbc1.tar.bz2
dmaengine: mediatek: Use devm_platform_ioremap_resource() in mtk_cqdma_probe()
Simplify this function implementation a bit by using a known wrapper function. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring <elfring@users.sourceforge.net> Link: https://lore.kernel.org/r/c7e3bbae-44fa-9019-18ee-c6cdfd7c2a14@web.de Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma')
-rw-r--r--drivers/dma/mediatek/mtk-cqdma.c10
1 files changed, 1 insertions, 9 deletions
diff --git a/drivers/dma/mediatek/mtk-cqdma.c b/drivers/dma/mediatek/mtk-cqdma.c
index 723b11c190b3..6bf838e63be1 100644
--- a/drivers/dma/mediatek/mtk-cqdma.c
+++ b/drivers/dma/mediatek/mtk-cqdma.c
@@ -819,15 +819,7 @@ static int mtk_cqdma_probe(struct platform_device *pdev)
INIT_LIST_HEAD(&cqdma->pc[i]->queue);
spin_lock_init(&cqdma->pc[i]->lock);
refcount_set(&cqdma->pc[i]->refcnt, 0);
-
- res = platform_get_resource(pdev, IORESOURCE_MEM, i);
- if (!res) {
- dev_err(&pdev->dev, "No mem resource for %s\n",
- dev_name(&pdev->dev));
- return -EINVAL;
- }
-
- cqdma->pc[i]->base = devm_ioremap_resource(&pdev->dev, res);
+ cqdma->pc[i]->base = devm_platform_ioremap_resource(pdev, i);
if (IS_ERR(cqdma->pc[i]->base))
return PTR_ERR(cqdma->pc[i]->base);