Re: [PATCH] dma: ti: dma-crossbar: convert to devm_platform_ioremap_resource()

From: Peter Ujfalusi
Date: Tue Jan 28 2020 - 02:53:24 EST




On 28/01/2020 7.35, qiwuchen55@xxxxxxxxx wrote:
> From: chenqiwu <chenqiwu@xxxxxxxxxx>
>
> Use a new API devm_platform_ioremap_resource() to simplify code.

Acked-by: Peter Ujfalusi <peter.ujfalusi@xxxxxx>

> Signed-off-by: chenqiwu <chenqiwu@xxxxxxxxxx>
> ---
> drivers/dma/ti/dma-crossbar.c | 8 ++------
> 1 file changed, 2 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/dma/ti/dma-crossbar.c b/drivers/dma/ti/dma-crossbar.c
> index f255056..4ba8fa5 100644
> --- a/drivers/dma/ti/dma-crossbar.c
> +++ b/drivers/dma/ti/dma-crossbar.c
> @@ -133,7 +133,6 @@ static int ti_am335x_xbar_probe(struct platform_device *pdev)
> const struct of_device_id *match;
> struct device_node *dma_node;
> struct ti_am335x_xbar_data *xbar;
> - struct resource *res;
> void __iomem *iomem;
> int i, ret;
>
> @@ -173,8 +172,7 @@ static int ti_am335x_xbar_probe(struct platform_device *pdev)
> xbar->xbar_events = TI_AM335X_XBAR_LINES;
> }
>
> - res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> - iomem = devm_ioremap_resource(&pdev->dev, res);
> + iomem = devm_platform_ioremap_resource(pdev, 0);
> if (IS_ERR(iomem))
> return PTR_ERR(iomem);
>
> @@ -323,7 +321,6 @@ static int ti_dra7_xbar_probe(struct platform_device *pdev)
> struct device_node *dma_node;
> struct ti_dra7_xbar_data *xbar;
> struct property *prop;
> - struct resource *res;
> u32 safe_val;
> int sz;
> void __iomem *iomem;
> @@ -403,8 +400,7 @@ static int ti_dra7_xbar_probe(struct platform_device *pdev)
> kfree(rsv_events);
> }
>
> - res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> - iomem = devm_ioremap_resource(&pdev->dev, res);
> + iomem = devm_platform_ioremap_resource(pdev, 0);
> if (IS_ERR(iomem))
> return PTR_ERR(iomem);
>
>

- PÃter

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