RE: [PATCH] mailbox: imx: use devm_platform_ioremap_resource() to simplify code
From: Anson Huang
Date: Wed May 08 2019 - 21:43:10 EST
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> -----Original Message-----
> From: Anson Huang
> Sent: Sunday, April 28, 2019 2:27 PM
> To: jassisinghbrar@xxxxxxxxx; shawnguo@xxxxxxxxxx;
> s.hauer@xxxxxxxxxxxxxx; kernel@xxxxxxxxxxxxxx; festevam@xxxxxxxxx;
> linux-kernel@xxxxxxxxxxxxxxx; linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
> Cc: dl-linux-imx <linux-imx@xxxxxxx>
> 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@xxxxxxxxx; shawnguo@xxxxxxxxxx;
> > s.hauer@xxxxxxxxxxxxxx; kernel@xxxxxxxxxxxxxx; festevam@xxxxxxxxx;
> > linux-kernel@xxxxxxxxxxxxxxx; linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
> > Cc: dl-linux-imx <linux-imx@xxxxxxx>
> > 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@xxxxxxx>
> > ---
> > 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