linux-kernel - Re: [PATCH] irqchip/imx-irqsteer: use devm_platform_ioremap

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Date:   Mon, 1 Apr 2019 13:17:21 +0530
From:   Mukesh Ojha <mojha@...eaurora.org>
To:     Anson Huang <anson.huang@....com>,
        "tglx@...utronix.de" <tglx@...utronix.de>,
        "jason@...edaemon.net" <jason@...edaemon.net>,
        "marc.zyngier@....com" <marc.zyngier@....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] irqchip/imx-irqsteer: use
 devm_platform_ioremap_resource() to simplify code


On 4/1/2019 11:51 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/irqchip/irq-imx-irqsteer.c | 4 +---
>   1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/drivers/irqchip/irq-imx-irqsteer.c b/drivers/irqchip/irq-imx-irqsteer.c
> index 88df3d00..290531e 100644
> --- a/drivers/irqchip/irq-imx-irqsteer.c
> +++ b/drivers/irqchip/irq-imx-irqsteer.c
> @@ -144,7 +144,6 @@ static int imx_irqsteer_probe(struct platform_device *pdev)
>   {
>   	struct device_node *np = pdev->dev.of_node;
>   	struct irqsteer_data *data;
> -	struct resource *res;
>   	u32 irqs_num;
>   	int i, ret;
>   
> @@ -152,8 +151,7 @@ static int imx_irqsteer_probe(struct platform_device *pdev)
>   	if (!data)
>   		return -ENOMEM;
>   
> -	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> -	data->regs = devm_ioremap_resource(&pdev->dev, res);
> +	data->regs = devm_platform_ioremap_resource(pdev, 0);
>   	if (IS_ERR(data->regs)) {
>   		dev_err(&pdev->dev, "failed to initialize reg\n");
>   		return PTR_ERR(data->regs);