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SubjectRe: [PATCH 8/9] drivers: ata: sata_gemini: use devm_platform_ioremap_resource()
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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.

It would also be worth to mention in the patch description that
on !res condition the driver will now return -EINVAL (instead of
-ENODEV) and print an error.

> Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net>

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

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

> ---
> drivers/ata/sata_gemini.c | 7 +------
> 1 file changed, 1 insertion(+), 6 deletions(-)
>
> diff --git a/drivers/ata/sata_gemini.c b/drivers/ata/sata_gemini.c
> index f793564..55e2689 100644
> --- a/drivers/ata/sata_gemini.c
> +++ b/drivers/ata/sata_gemini.c
> @@ -318,7 +318,6 @@ static int gemini_sata_probe(struct platform_device *pdev)
> struct device_node *np = dev->of_node;
> struct sata_gemini *sg;
> struct regmap *map;
> - struct resource *res;
> enum gemini_muxmode muxmode;
> u32 gmode;
> u32 gmask;
> @@ -329,11 +328,7 @@ static int gemini_sata_probe(struct platform_device *pdev)
> return -ENOMEM;
> sg->dev = dev;
>
> - res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> - if (!res)
> - return -ENODEV;
> -
> - sg->base = devm_ioremap_resource(dev, res);
> + sg->base = devm_platform_ioremap_resource(pdev, 0);
> if (IS_ERR(sg->base))
> return PTR_ERR(sg->base);

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