linux-kernel - Re: [PATCH] staging: media: imx: Use devm_platform_ioremap

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Message-ID: <m3wodvgec4.fsf@gmail.com>
Date:   Thu, 26 Sep 2019 18:24:59 +0100
From:   Rui Miguel Silva <rmfrfs@...il.com>
To:     Jeeeun Evans <jeeeunevans@...il.com>
Cc:     slongerbeam@...il.com, p.zabel@...gutronix.de, mchehab@...nel.org,
        gregkh@...uxfoundation.org, shawnguo@...nel.org,
        s.hauer@...gutronix.de, kernel@...gutronix.de, festevam@...il.com,
        linux-imx@....com, linux-media@...r.kernel.org,
        devel@...verdev.osuosl.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] staging: media: imx: Use devm_platform_ioremap_resource().

Hi Jeeeun,
On Thu 26 Sep 2019 at 16:55, Jeeeun Evans wrote:
> This patch fixes a warning by coccicheck:
> drivers/staging/media/imx/imx7-mipi-csis.c:973:1-12: WARNING: Use devm_platform_ioremap_resource for state -> regs
>
> Use devm_platform_ioremap_resource helper which wraps platform_get_resource()
> and devm_ioremap_resource() together.
>
> Signed-off-by: Jeeeun Evans <jeeeunevans@...il.com>
>

Thanks for the patch.
LGTM.

Reviewed-by: Rui Miguel Silva <rmfrfs@...il.com>

---
Cheers,
	Rui


>  drivers/staging/media/imx/imx7-mipi-csis.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/drivers/staging/media/imx/imx7-mipi-csis.c b/drivers/staging/media/imx/imx7-mipi-csis.c
> index 73d8354e618c..bf21db38441f 100644
> --- a/drivers/staging/media/imx/imx7-mipi-csis.c
> +++ b/drivers/staging/media/imx/imx7-mipi-csis.c
> @@ -947,7 +947,6 @@ static void mipi_csis_debugfs_exit(struct csi_state *state)
>  static int mipi_csis_probe(struct platform_device *pdev)
>  {
>  	struct device *dev = &pdev->dev;
> -	struct resource *mem_res;
>  	struct csi_state *state;
>  	int ret;
>
> @@ -969,8 +968,7 @@ static int mipi_csis_probe(struct platform_device *pdev)
>  	mipi_csis_phy_init(state);
>  	mipi_csis_phy_reset(state);
>
> -	mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> -	state->regs = devm_ioremap_resource(dev, mem_res);
> +	state->regs = devm_platform_ioremap_resource(pdev, 0);
>  	if (IS_ERR(state->regs))
>  		return PTR_ERR(state->regs);