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dmaengine: mediatek: Use devm_platform_ioremap_resource() in mtk_uart_apdma_probe()
author
Markus Elfring
<elfring@users.sourceforge.net>
Sun, 22 Sep 2019 11:07:41 +0000
(13:07 +0200)
committer
Vinod Koul
<vkoul@kernel.org>
Mon, 14 Oct 2019 07:51:20 +0000
(13:21 +0530)
Simplify this function implementation 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/366e776c-8760-eeb7-c248-7380c9f4fd34@web.de
Signed-off-by: Vinod Koul <vkoul@kernel.org>
drivers/dma/mediatek/mtk-uart-apdma.c
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diff --git
a/drivers/dma/mediatek/mtk-uart-apdma.c
b/drivers/dma/mediatek/mtk-uart-apdma.c
index
f40051d
..
c20e6bd
100644
(file)
--- 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;