[PATCH] dmaengine: mediatek: Use devm_platform_ioremap_resource() in mtk_uart_apdma_probe()
From: Markus Elfring <hidden>
Date: 2019-09-22 11:15:27
Also in:
dmaengine, kernel-janitors, linux-mediatek, lkml
Subsystem:
dma generic offload engine subsystem, mediatek dma driver, the rest · Maintainers:
Vinod Koul, Sean Wang, Linus Torvalds
From: Markus Elfring <redacted> Date: Sun, 22 Sep 2019 13:07:41 +0200 Simplify this function implementation by using a known wrapper function. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring <redacted> --- drivers/dma/mediatek/mtk-uart-apdma.c | 9 +-------- 1 file changed, 1 insertion(+), 8 deletions(-)
diff --git a/drivers/dma/mediatek/mtk-uart-apdma.c b/drivers/dma/mediatek/mtk-uart-apdma.c
index f40051d6aecb..c20e6bd4e298 100644
--- a/drivers/dma/mediatek/mtk-uart-apdma.c
+++ b/drivers/dma/mediatek/mtk-uart-apdma.c@@ -475,7 +475,6 @@ static int mtk_uart_apdma_probe(struct platform_device *pdev) struct device_node *np = pdev->dev.of_node; struct mtk_uart_apdmadev *mtkd; int bit_mask = 32, rc; - struct resource *res; struct mtk_chan *c; unsigned int i;
@@ -532,13 +531,7 @@ static int mtk_uart_apdma_probe(struct platform_device *pdev) goto err_no_dma; } - res = platform_get_resource(pdev, IORESOURCE_MEM, i); - if (!res) { - rc = -ENODEV; - goto err_no_dma; - } - - c->base = devm_ioremap_resource(&pdev->dev, res); + c->base = devm_platform_ioremap_resource(pdev, i); if (IS_ERR(c->base)) { rc = PTR_ERR(c->base); goto err_no_dma; --
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