Re: [PATCH 1/2] gpiolib: Add !CONFIG_GPIOLIB definitions of devm_ functions

From: Grant Likely
Date: Fri Apr 06 2012 - 10:45:52 EST


On Wed, 4 Apr 2012 16:14:48 +0100, Mark Brown <broonie@xxxxxxxxxxxxxxxxxxxxxxxxxxx> wrote:
> Currently the managed gpio_request() and gpio_free() are not stubbed out
> for configurations not using gpiolib - do that to aid use in drivers.
>
> Signed-off-by: Mark Brown <broonie@xxxxxxxxxxxxxxxxxxxxxxxxxxx>

Applied, thanks.

g.

> ---
> include/linux/gpio.h | 14 ++++++++++++++
> 1 files changed, 14 insertions(+), 0 deletions(-)
>
> diff --git a/include/linux/gpio.h b/include/linux/gpio.h
> index f8b46af..ceb8eef 100644
> --- a/include/linux/gpio.h
> +++ b/include/linux/gpio.h
> @@ -89,6 +89,12 @@ static inline int gpio_request(unsigned gpio, const char *label)
> return -ENOSYS;
> }
>
> +static inline int devm_gpio_request(struct device *dev, unsigned gpio,
> + const char *label)
> +{
> + return -ENOSYS;
> +}
> +
> static inline int gpio_request_one(unsigned gpio,
> unsigned long flags, const char *label)
> {
> @@ -108,6 +114,14 @@ static inline void gpio_free(unsigned gpio)
> WARN_ON(1);
> }
>
> +static inline void devm_gpio_free(struct device *dev, unsigned gpio)
> +{
> + might_sleep();
> +
> + /* GPIO can never have been requested */
> + WARN_ON(1);
> +}
> +
> static inline void gpio_free_array(const struct gpio *array, size_t num)
> {
> might_sleep();
> --
> 1.7.9.1
>

--
Grant Likely, B.Sc, P.Eng.
Secret Lab Technologies,Ltd.
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