Re: redefinition of devm_gpio_request

[Linus Walleij]

On Sun, Dec 16, 2012 at 2:11 PM, Geert Uytterhoeven
<geert@xxxxxxxxxxxxxx> wrote:

> On current linus/HEAD, m68k allmodconfig gives:
>
> drivers/gpio/devres.c:52: error: redefinition of ‘devm_gpio_request’
> include/linux/gpio.h:99: error: previous definition of
> ‘devm_gpio_request’ was here
> drivers/gpio/devres.c:82: error: redefinition of ‘devm_gpio_request_one’
> include/linux/gpio.h:111: error: previous definition of
> ‘devm_gpio_request_one’ was here
> drivers/gpio/devres.c:114: error: redefinition of ‘devm_gpio_free’
> include/linux/gpio.h:129: error: previous definition of
> ‘devm_gpio_free’ was here
> make[5]: *** [drivers/gpio/devres.o] Error 1
>
> The !CONFIG_GENERIC_GPIO dummy definitions in include/linux/gpio.h conflict
> with the real ones in drivers/gpio/devres.c.
> Should devres.c really be compiled if !CONFIG_GENERIC_GPIO?

I've looked at it but I just can't figure this one out :-(

obj-$(CONFIG_GPIOLIB)		+= gpiolib.o devres.o

GPIOLIB selects GENERIC_GPIO.

So this *should* not be compiled unless GENERIC_GPIO is also
selected.

Yours,
Linus Walleij
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