Re: [PATCH -next] media: staging: tegra-vde: Mark tegra_vde_runtime_suspend as __maybe_unused

From: Dmitry Osipenko
Date: Mon Aug 03 2020 - 08:52:09 EST


03.08.2020 14:59, YueHaibing пишет:
> If CONFIG_PM is not set, gcc warns:
>
> drivers/staging/media/tegra-vde/vde.c:916:12:
> warning: 'tegra_vde_runtime_suspend' defined but not used [-Wunused-function]
>
> Make it __maybe_unused to fix this.
>
> Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>
> ---
> drivers/staging/media/tegra-vde/vde.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/staging/media/tegra-vde/vde.c b/drivers/staging/media/tegra-vde/vde.c
> index a3c24d96d5b9..2d043d518eef 100644
> --- a/drivers/staging/media/tegra-vde/vde.c
> +++ b/drivers/staging/media/tegra-vde/vde.c
> @@ -913,7 +913,7 @@ static irqreturn_t tegra_vde_isr(int irq, void *data)
> return IRQ_HANDLED;
> }
>
> -static int tegra_vde_runtime_suspend(struct device *dev)
> +static __maybe_unused int tegra_vde_runtime_suspend(struct device *dev)
> {
> struct tegra_vde *vde = dev_get_drvdata(dev);
> int err;
>

Hello Yue,

Shouldn't the tegra_vde_runtime_resume() be marked as well?