From 9d68427d0f4f6c008a26a0a021ee37994549cbc1 Mon Sep 17 00:00:00 2001 From: Markus Elfring Date: Sun, 22 Sep 2019 12:52:25 +0200 Subject: [PATCH] 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 Link: https://lore.kernel.org/r/c7e3bbae-44fa-9019-18ee-c6cdfd7c2a14@web.de Signed-off-by: Vinod Koul --- drivers/dma/mediatek/mtk-cqdma.c | 10 +--------- 1 file changed, 1 insertion(+), 9 deletions(-) diff --git a/drivers/dma/mediatek/mtk-cqdma.c b/drivers/dma/mediatek/mtk-cqdma.c index 723b11c..6bf838e 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); -- 2.7.4