linux-kernel - Re: [PATCH 6/9] drivers: ata: pata_bk3710: use devm_platform_ioremap

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Date:   Tue, 20 Aug 2019 15:30:50 +0200
From:   Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
To:     "Enrico Weigelt, metux IT consult" <info@...ux.net>
Cc:     linux-kernel@...r.kernel.org, axboe@...nel.dk, hdegoede@...hat.com,
        linus.walleij@...aro.org, linux-ide@...r.kernel.org,
        linux-tegra@...r.kernel.org
Subject: Re: [PATCH 6/9] drivers: ata: pata_bk3710: use
 devm_platform_ioremap_resource()


On 8/20/19 2:35 PM, Enrico Weigelt, metux IT consult wrote:
> Use the new helper that wraps the calls to platform_get_resource()
> and devm_ioremap_resource() together.
> 
> Signed-off-by: Enrico Weigelt, metux IT consult <info@...ux.net>

Acked-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>

Best regards,
--
Bartlomiej Zolnierkiewicz
Samsung R&D Institute Poland
Samsung Electronics

> ---
>  drivers/ata/pata_bk3710.c | 5 +----
>  1 file changed, 1 insertion(+), 4 deletions(-)
> 
> diff --git a/drivers/ata/pata_bk3710.c b/drivers/ata/pata_bk3710.c
> index fad95cf..92b036d 100644
> --- a/drivers/ata/pata_bk3710.c
> +++ b/drivers/ata/pata_bk3710.c
> @@ -291,7 +291,6 @@ static void pata_bk3710_chipinit(void __iomem *base)
>  static int __init pata_bk3710_probe(struct platform_device *pdev)
>  {
>  	struct clk *clk;
> -	struct resource *mem;
>  	struct ata_host *host;
>  	struct ata_port *ap;
>  	void __iomem *base;
> @@ -310,15 +309,13 @@ static int __init pata_bk3710_probe(struct platform_device *pdev)
>  	/* NOTE:  round *down* to meet minimum timings; we count in clocks */
>  	ideclk_period = 1000000000UL / rate;
>  
> -	mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> -
>  	irq = platform_get_irq(pdev, 0);
>  	if (irq < 0) {
>  		pr_err(DRV_NAME ": failed to get IRQ resource\n");
>  		return irq;
>  	}
>  
> -	base = devm_ioremap_resource(&pdev->dev, mem);
> +	base = devm_platform_ioremap_resource(pdev, 0);
>  	if (IS_ERR(base))
>  		return PTR_ERR(base);