2019-12-12 09:31:07

by chenzhou

[permalink] [raw]
Subject: [PATCH -next v2] pinctrl: samsung: fix build error without CONFIG_OF_GPIO

If CONFIG_OF_GPIO is n, build fails:

drivers/pinctrl/samsung/pinctrl-samsung.c: In function samsung_gpiolib_register:
drivers/pinctrl/samsung/pinctrl-samsung.c:969:5: error: struct gpio_chip has no member named of_node
gc->of_node = bank->of_node;

Use #ifdef to guard this.

Reported-by: Hulk Robot <[email protected]>
Signed-off-by: Chen Zhou <[email protected]>
---
drivers/pinctrl/samsung/pinctrl-samsung.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/pinctrl/samsung/pinctrl-samsung.c b/drivers/pinctrl/samsung/pinctrl-samsung.c
index f26574e..5c29ad8 100644
--- a/drivers/pinctrl/samsung/pinctrl-samsung.c
+++ b/drivers/pinctrl/samsung/pinctrl-samsung.c
@@ -966,7 +966,9 @@ static int samsung_gpiolib_register(struct platform_device *pdev,
gc->base = bank->grange.base;
gc->ngpio = bank->nr_pins;
gc->parent = &pdev->dev;
+#ifdef CONFIG_OF_GPIO
gc->of_node = bank->of_node;
+#endif
gc->label = bank->name;

ret = devm_gpiochip_add_data(&pdev->dev, gc, bank);
--
2.7.4


2019-12-12 09:40:04

by Krzysztof Kozlowski

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Subject: Re: [PATCH -next v2] pinctrl: samsung: fix build error without CONFIG_OF_GPIO

On Thu, 12 Dec 2019 at 10:30, Chen Zhou <[email protected]> wrote:
>
> If CONFIG_OF_GPIO is n, build fails:
>
> drivers/pinctrl/samsung/pinctrl-samsung.c: In function samsung_gpiolib_register:
> drivers/pinctrl/samsung/pinctrl-samsung.c:969:5: error: struct gpio_chip has no member named of_node
> gc->of_node = bank->of_node;
>
> Use #ifdef to guard this.
>
> Reported-by: Hulk Robot <[email protected]>
> Signed-off-by: Chen Zhou <[email protected]>
> ---
> drivers/pinctrl/samsung/pinctrl-samsung.c | 2 ++
> 1 file changed, 2 insertions(+)

I was thinking about adding OF_GPIO but I could not trigger such case
as you mention. How can I reproduce this?

Anyway, the select/dependencies in Kconfig should be fixed up -
PINCTRL_SAMSUNG should depend on OF and GPIOLIB.

Best regards,
Krzysztof

2019-12-12 09:46:13

by Krzysztof Kozlowski

[permalink] [raw]
Subject: Re: [PATCH -next v2] pinctrl: samsung: fix build error without CONFIG_OF_GPIO

On Thu, 12 Dec 2019 at 10:38, Krzysztof Kozlowski <[email protected]> wrote:
>
> On Thu, 12 Dec 2019 at 10:30, Chen Zhou <[email protected]> wrote:
> >
> > If CONFIG_OF_GPIO is n, build fails:
> >
> > drivers/pinctrl/samsung/pinctrl-samsung.c: In function samsung_gpiolib_register:
> > drivers/pinctrl/samsung/pinctrl-samsung.c:969:5: error: struct gpio_chip has no member named of_node
> > gc->of_node = bank->of_node;
> >
> > Use #ifdef to guard this.
> >
> > Reported-by: Hulk Robot <[email protected]>
> > Signed-off-by: Chen Zhou <[email protected]>
> > ---
> > drivers/pinctrl/samsung/pinctrl-samsung.c | 2 ++
> > 1 file changed, 2 insertions(+)
>
> I was thinking about adding OF_GPIO but I could not trigger such case
> as you mention. How can I reproduce this?

OK, I reproduced it with x86_64 + COMPILE_TEST + PINCTRL_S3C64XX. I'll
fix it up with proper dependencies on OF and GPIOLIB. The driver
should not have unnecessary ifdefs.

Thanks for the report!

Best regards,
Krzysztof