[PATCH] staging: fieldbus: anybuss: use devm_platform_ioremap_resource helper

[PATCH] staging: fieldbus: anybuss: use devm_platform_ioremap_resource helper

[Cristiane Naves]

Use devm_platform_ioremap_resource helper which wraps
platform_get_resource() and devm_ioremap_resource() together. Issue
found by coccicheck.

Signed-off-by: Cristiane Naves <cristianenavescardoso09@gmail.com>
---
 drivers/staging/fieldbus/anybuss/arcx-anybus.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/staging/fieldbus/anybuss/arcx-anybus.c b/drivers/staging/fieldbus/anybuss/arcx-anybus.c
index 2ecffa4..5b8d0ba 100644
--- a/drivers/staging/fieldbus/anybuss/arcx-anybus.c
+++ b/drivers/staging/fieldbus/anybuss/arcx-anybus.c
@@ -127,12 +127,10 @@ static const struct regmap_config arcx_regmap_cfg = {
 static struct regmap *create_parallel_regmap(struct platform_device *pdev,
 					     int idx)
 {
-	struct resource *res;
 	void __iomem *base;
 	struct device *dev = &pdev->dev;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, idx + 1);
-	base = devm_ioremap_resource(dev, res);
+	base = devm_platform_ioremap_resource(pdev, idx + 1);
 	if (IS_ERR(base))
 		return ERR_CAST(base);
 	return devm_regmap_init_mmio(dev, base, &arcx_regmap_cfg);
@@ -230,7 +228,6 @@ static int controller_probe(struct platform_device *pdev)
 	struct regulator_config config = { };
 	struct regulator_dev *regulator;
 	int err, id;
-	struct resource *res;
 	struct anybuss_host *host;
 	u8 status1, cap;
 
@@ -244,8 +241,7 @@ static int controller_probe(struct platform_device *pdev)
 		return PTR_ERR(cd->reset_gpiod);
 
 	/* CPLD control memory, sits at index 0 */
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	cd->cpld_base = devm_ioremap_resource(dev, res);
+	cd->cpld_base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(cd->cpld_base)) {
 		dev_err(dev,
 			"failed to map cpld base address\n");
-- 
2.7.4

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Re: [PATCH] staging: fieldbus: anybuss: use devm_platform_ioremap_resource helper

[Sven Van Asbroeck]

On Sat, Oct 26, 2019 at 7:52 PM Cristiane Naves
<cristianenavescardoso09@gmail.com> wrote:
>
> Use devm_platform_ioremap_resource helper which wraps
> platform_get_resource() and devm_ioremap_resource() together. Issue
> found by coccicheck.
>
> Signed-off-by: Cristiane Naves <cristianenavescardoso09@gmail.com>

This is a duplicate of:
https://www.spinics.net/lists/linux-driver-devel/msg129526.html
and
https://lore.kernel.org/patchwork/patch/1140024/

When you find an issue, please search the mailing list(s) first to check
if it is being discussed already.
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Re: [PATCH] staging: fieldbus: anybuss: use devm_platform_ioremap_resource helper

[Sven Van Asbroeck]

On Sat, Oct 26, 2019 at 7:52 PM Cristiane Naves
<cristianenavescardoso09@gmail.com> wrote:
>
> Use devm_platform_ioremap_resource helper which wraps
> platform_get_resource() and devm_ioremap_resource() together. Issue
> found by coccicheck.
>
> Signed-off-by: Cristiane Naves <cristianenavescardoso09@gmail.com>
> ---
>  drivers/staging/fieldbus/anybuss/arcx-anybus.c | 8 ++------
>  1 file changed, 2 insertions(+), 6 deletions(-)
>

Reviewed-by: Sven Van Asbroeck <TheSven73@gmail.com>
Tested-by: Sven Van Asbroeck <TheSven73@gmail.com>

Greg has already queued this patch, but the link embedded in
his commit message should point people here.
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Re: [PATCH] staging: fieldbus: anybuss: use devm_platform_ioremap_resource helper

[Cristiane Naves]

On Tue, Oct 29, 2019 at 01:40:08PM -0400, Sven Van Asbroeck wrote:
> On Sat, Oct 26, 2019 at 7:52 PM Cristiane Naves
> <cristianenavescardoso09@gmail.com> wrote:
> >
> > Use devm_platform_ioremap_resource helper which wraps
> > platform_get_resource() and devm_ioremap_resource() together. Issue
> > found by coccicheck.
> >
> > Signed-off-by: Cristiane Naves <cristianenavescardoso09@gmail.com>
> > ---
> >  drivers/staging/fieldbus/anybuss/arcx-anybus.c | 8 ++------
> >  1 file changed, 2 insertions(+), 6 deletions(-)
> >
> 
> Reviewed-by: Sven Van Asbroeck <TheSven73@gmail.com>
> Tested-by: Sven Van Asbroeck <TheSven73@gmail.com>
> 
> Greg has already queued this patch, but the link embedded in
> his commit message should point people here.

Thanks, I'll check it out.
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