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Re: [PATCH] gpio: intel-mid: Fix build warning when !CONFIG_PM

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  Re: [PATCH] gpio: intel-mid: Fix build warning when !CONFIG_PM Linus Walleij <linus.walleij@linaro.org> - 2017-01-17 16:20 +0100

#1560694 — Re: [PATCH] gpio: intel-mid: Fix build warning when !CONFIG_PM

On Mon, Jan 16, 2017 at 3:30 PM, Augusto Mecking Caringi
<augustocaringi@gmail.com> wrote:

> The only usage of function intel_gpio_runtime_idle() is here (in the
> same file):
>
> static const struct dev_pm_ops intel_gpio_pm_ops = {
>         SET_RUNTIME_PM_OPS(NULL, NULL, intel_gpio_runtime_idle)
> };
>
> And when CONFIG_PM is not set, the macro SET_RUNTIME_PM_OPS expands to
> nothing, causing the following compiler warning:
>
> drivers/gpio/gpio-intel-mid.c:324:12: warning: ‘intel_gpio_runtime_idle’
> defined but not used [-Wunused-function]
> static int intel_gpio_runtime_idle(struct device *dev)
>
> Fix it by annotating the function with __maybe_unused.
>
> Signed-off-by: Augusto Mecking Caringi <augustocaringi@gmail.com>

Patch applied with Andy's ACK.

Yours,
Linus Walleij

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