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

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Date:   Sun, 28 Apr 2019 06:28:20 +0000
From:   Anson Huang <anson.huang@....com>
To:     Mukesh Ojha <mojha@...eaurora.org>,
        "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

Ping...

> -----Original Message-----
> From: Mukesh Ojha [mailto:mojha@...eaurora.org]
> Sent: Monday, April 1, 2019 3:47 PM
> To: Anson Huang <anson.huang@....com>; tglx@...utronix.de;
> jason@...edaemon.net; marc.zyngier@....com; shawnguo@...nel.org;
> s.hauer@...gutronix.de; kernel@...gutronix.de; festevam@...il.com;
> linux-kernel@...r.kernel.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);