linux-kernel - Re: [PATCH] mailbox: imx: use devm_platform_ioremap

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Message-ID: <6a34a412-50f4-2380-c9ee-1fbb9ac19d52@codeaurora.org>
Date:   Mon, 1 Apr 2019 13:33:54 +0530
From:   Mukesh Ojha <mojha@...eaurora.org>
To:     Anson Huang <anson.huang@....com>,
        "jassisinghbrar@...il.com" <jassisinghbrar@...il.com>,
        "shawnguo@...nel.org" <shawnguo@...nel.org>,
        "s.hauer@...gutronix.de" <s.hauer@...gutronix.de>,
        "kernel@...gutronix.de" <kernel@...gutronix.de>,
        "festevam@...il.com" <festevam@...il.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>
Cc:     dl-linux-imx <linux-imx@....com>
Subject: Re: [PATCH] mailbox: imx: use devm_platform_ioremap_resource() to
 simplify code


On 4/1/2019 10:45 AM, Anson Huang wrote:
> Use the new helper devm_platform_ioremap_resource() which wraps the
> platform_get_resource() and devm_ioremap_resource() together, to
> simplify the code.
>
> Signed-off-by: Anson Huang <Anson.Huang@....com>
Reviewed-by: Mukesh Ojha <mojha@...eaurora.org>

Cheers,
-Mukesh

> ---
>   drivers/mailbox/imx-mailbox.c | 4 +---
>   1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/drivers/mailbox/imx-mailbox.c b/drivers/mailbox/imx-mailbox.c
> index 85fc5b5..25be8bb 100644
> --- a/drivers/mailbox/imx-mailbox.c
> +++ b/drivers/mailbox/imx-mailbox.c
> @@ -264,7 +264,6 @@ static int imx_mu_probe(struct platform_device *pdev)
>   {
>   	struct device *dev = &pdev->dev;
>   	struct device_node *np = dev->of_node;
> -	struct resource *iomem;
>   	struct imx_mu_priv *priv;
>   	unsigned int i;
>   	int ret;
> @@ -275,8 +274,7 @@ static int imx_mu_probe(struct platform_device *pdev)
>   
>   	priv->dev = dev;
>   
> -	iomem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> -	priv->base = devm_ioremap_resource(&pdev->dev, iomem);
> +	priv->base = devm_platform_ioremap_resource(pdev, 0);
>   	if (IS_ERR(priv->base))
>   		return PTR_ERR(priv->base);
>