Commit fbd1d637 authored by Markus Elfring's avatar Markus Elfring Committed by Vinod Koul
Browse files

dmaengine: at_xdmac: Use devm_platform_ioremap_resource() in at_xdmac_probe() 



Simplify this function implementation by using a known wrapper function.

This issue was detected by using the Coccinelle software.

Signed-off-by: default avatarMarkus Elfring <elfring@users.sourceforge.net>
Acked-by: default avatarLudovic Desroches <ludovic.desroches@microchip.com>
Link: https://lore.kernel.org/r/377247f3-b53a-a9d9-66c7-4b8515de3809@web.de


Signed-off-by: default avatarVinod Koul <vkoul@kernel.org>
parent fcf8adb7

drivers/dma/at_xdmac.c

+1 −6
Original line number Diff line number Diff line
@@ -1957,21 +1957,16 @@ static int atmel_xdmac_resume(struct device *dev) 


static int at_xdmac_probe(struct platform_device *pdev)

{

	struct resource	*res;

	struct at_xdmac	*atxdmac;

	int		irq, size, nr_channels, i, ret;

	void __iomem	*base;

	u32		reg;



	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);

	if (!res)

		return -EINVAL;



	irq = platform_get_irq(pdev, 0);

	if (irq < 0)

		return irq;



	base = devm_ioremap_resource(&pdev->dev, res);

	base = devm_platform_ioremap_resource(pdev, 0);

	if (IS_ERR(base))

		return PTR_ERR(base);