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

From: Nicolas Ferre <nicolas.ferre@microchip.com>
To: Cai Huoqing <caihuoqing@baidu.com>
Cc: Tudor Ambarus <tudor.ambarus@microchip.com>,
	Miquel Raynal <miquel.raynal@bootlin.com>,
	Richard Weinberger <richard@nod.at>,
	"Vignesh Raghavendra" <vigneshr@ti.com>,
	Alexandre Belloni <alexandre.belloni@bootlin.com>,
	Ludovic Desroches <ludovic.desroches@microchip.com>,
	<linux-mtd@lists.infradead.org>,
	<linux-arm-kernel@lists.infradead.org>,
	<linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] mtd: rawnand: atmel: Make use of the helper function devm_platform_ioremap_resource()
Date: Wed, 1 Sep 2021 11:51:46 +0200	[thread overview]
Message-ID: <3ac919ad-be84-f050-a7d1-c15c8c06217e@microchip.com> (raw)
In-Reply-To: <20210901074031.8883-1-caihuoqing@baidu.com>

On 01/09/2021 at 09:40, 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@baidu.com>

Reviewed-by: Nicolas Ferre <nicolas.ferre@microchip.com>

> ---
>   drivers/mtd/nand/raw/atmel/pmecc.c | 7 ++-----
>   1 file changed, 2 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/mtd/nand/raw/atmel/pmecc.c b/drivers/mtd/nand/raw/atmel/pmecc.c
> index cbb023bf00f7..498e41ccabbd 100644
> --- a/drivers/mtd/nand/raw/atmel/pmecc.c
> +++ b/drivers/mtd/nand/raw/atmel/pmecc.c
> @@ -834,7 +834,6 @@ static struct atmel_pmecc *atmel_pmecc_create(struct platform_device *pdev,
>   {
>          struct device *dev = &pdev->dev;
>          struct atmel_pmecc *pmecc;
> -       struct resource *res;
> 
>          pmecc = devm_kzalloc(dev, sizeof(*pmecc), GFP_KERNEL);
>          if (!pmecc)
> @@ -844,13 +843,11 @@ static struct atmel_pmecc *atmel_pmecc_create(struct platform_device *pdev,
>          pmecc->dev = dev;
>          mutex_init(&pmecc->lock);
> 
> -       res = platform_get_resource(pdev, IORESOURCE_MEM, pmecc_res_idx);
> -       pmecc->regs.base = devm_ioremap_resource(dev, res);
> +       pmecc->regs.base = devm_platform_ioremap_resource(pdev, pmecc_res_idx);
>          if (IS_ERR(pmecc->regs.base))
>                  return ERR_CAST(pmecc->regs.base);
> 
> -       res = platform_get_resource(pdev, IORESOURCE_MEM, errloc_res_idx);
> -       pmecc->regs.errloc = devm_ioremap_resource(dev, res);
> +       pmecc->regs.errloc = devm_platform_ioremap_resource(pdev, errloc_res_idx);
>          if (IS_ERR(pmecc->regs.errloc))
>                  return ERR_CAST(pmecc->regs.errloc);
> 
> --
> 2.25.1
> 


-- 
Nicolas Ferre