Re: [PATCH] mtd: rawnand: oxnas: Make use of the helper function devm_platform_ioremap_resource()

From: Neil Armstrong
Date: Wed Sep 01 2021 - 04:14:35 EST


On 01/09/2021 09:42, Cai Huoqing wrote:
> Use the devm_platform_ioremap_resource() helper instead of
> calling platform_get_resource() and devm_ioremap_resource()
> separately
>
> Signed-off-by: Cai Huoqing <caihuoqing@xxxxxxxxx>
> ---
> drivers/mtd/nand/raw/oxnas_nand.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/drivers/mtd/nand/raw/oxnas_nand.c b/drivers/mtd/nand/raw/oxnas_nand.c
> index f44947043e5a..cd112d45e0b5 100644
> --- a/drivers/mtd/nand/raw/oxnas_nand.c
> +++ b/drivers/mtd/nand/raw/oxnas_nand.c
> @@ -79,7 +79,6 @@ static int oxnas_nand_probe(struct platform_device *pdev)
> struct oxnas_nand_ctrl *oxnas;
> struct nand_chip *chip;
> struct mtd_info *mtd;
> - struct resource *res;
> int count = 0;
> int err = 0;
> int i;
> @@ -92,8 +91,7 @@ static int oxnas_nand_probe(struct platform_device *pdev)
>
> nand_controller_init(&oxnas->base);
>
> - res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> - oxnas->io_base = devm_ioremap_resource(&pdev->dev, res);
> + oxnas->io_base = devm_platform_ioremap_resource(pdev, 0);
> if (IS_ERR(oxnas->io_base))
> return PTR_ERR(oxnas->io_base);
>
>

Reviewed-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>