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

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Date:   Thu, 9 May 2019 01:41:59 +0000
From:   Anson Huang <anson.huang@....com>
To:     "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

Ping...

> -----Original Message-----
> From: Anson Huang
> Sent: Sunday, April 28, 2019 2:27 PM
> To: jassisinghbrar@...il.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] mailbox: imx: use devm_platform_ioremap_resource()
> to simplify code
> 
> Ping...
> 
> > -----Original Message-----
> > From: Anson Huang
> > Sent: Monday, April 1, 2019 1:15 PM
> > To: jassisinghbrar@...il.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: [PATCH] mailbox: imx: use devm_platform_ioremap_resource() to
> > simplify code
> >
> > 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>
> > ---
> >  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);
> >
> > --
> > 2.7.4