RE: [PATCH] irqchip/imx-irqsteer: use devm_platform_ioremap_resource() to simplify code

From: Anson Huang
Date: Sun Apr 28 2019 - 02:28:27 EST


Ping...

> -----Original Message-----
> From: Mukesh Ojha [mailto:mojha@xxxxxxxxxxxxxx]
> Sent: Monday, April 1, 2019 3:47 PM
> To: Anson Huang <anson.huang@xxxxxxx>; tglx@xxxxxxxxxxxxx;
> jason@xxxxxxxxxxxxxx; marc.zyngier@xxxxxxx; 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] 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@xxxxxxx>
> Reviewed-by: Mukesh Ojha <mojha@xxxxxxxxxxxxxx>
>
> 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);