linux-kernel - Re: [PATCH 2/2] memory: omap-gpmc: Make use of the devm_platform_ioremap

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Date:   Wed, 22 Dec 2021 12:30:36 +0200
From:   Roger Quadros <rogerq@...nel.org>
To:     Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>,
        Tony Lindgren <tony@...mide.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>,
        linux-omap@...r.kernel.org
Cc:     Rob Herring <robh+dt@...nel.org>, linux-kernel@...r.kernel.org,
        Prabhakar <prabhakar.csengg@...il.com>
Subject: Re: [PATCH 2/2] memory: omap-gpmc: Make use of the
 devm_platform_ioremap_resource()

Hi Lad,

On 21/12/2021 22:39, Lad Prabhakar wrote:
> Use the devm_platform_ioremap_resource() helper instead of
> calling platform_get_resource() and devm_ioremap_resource()
> separately.
> 
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
> ---
>  drivers/memory/omap-gpmc.c | 7 +------
>  1 file changed, 1 insertion(+), 6 deletions(-)
> 
> diff --git a/drivers/memory/omap-gpmc.c b/drivers/memory/omap-gpmc.c
> index 56f401ba53a5..582fe102f923 100644
> --- a/drivers/memory/omap-gpmc.c
> +++ b/drivers/memory/omap-gpmc.c
> @@ -2492,7 +2492,6 @@ static int gpmc_probe(struct platform_device *pdev)
>  {
>  	int rc;
>  	u32 l;
> -	struct resource *res;
>  	struct gpmc_device *gpmc;
>  
>  	gpmc = devm_kzalloc(&pdev->dev, sizeof(*gpmc), GFP_KERNEL);
> @@ -2502,11 +2501,7 @@ static int gpmc_probe(struct platform_device *pdev)
>  	gpmc->dev = &pdev->dev;
>  	platform_set_drvdata(pdev, gpmc);
>  
> -	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> -	if (!res)
> -		return -ENOENT;
> -
> -	gpmc_base = devm_ioremap_resource(&pdev->dev, res);
> +	gpmc_base = devm_platform_ioremap_resource(pdev, 0);
>  	if (IS_ERR(gpmc_base))
>  		return PTR_ERR(gpmc_base);
>  
> 

Thanks for the patch but this is already being taken care of by this patch
https://lore.kernel.org/lkml/20211221131757.2030-4-rogerq@kernel.org/T/#m9516df757d98049d769601ee4601005f74f3cec7

--
cheers,
-roger