On 25 May 2018 at 23:07, Arnd Bergmann <arnd@xxxxxxxx> wrote:
> The newly added runtime-pm functions cause a harmless warning
> when CONFIG_PM is disabled:
>
> drivers/mmc/host/sunxi-mmc.c:1452:12: error: 'sunxi_mmc_runtime_suspend' defined but not used [-Werror=unused-function]
> static int sunxi_mmc_runtime_suspend(struct device *dev)
> ^~~~~~~~~~~~~~~~~~~~~~~~~
> drivers/mmc/host/sunxi-mmc.c:1435:12: error: 'sunxi_mmc_runtime_resume' defined but not used [-Werror=unused-function]
> static int sunxi_mmc_runtime_resume(struct device *dev)
>
> This marks them as __maybe_unused to shut up the warning.
Most mmc drivers uses #ifdef CONFIG_PM instead of the __maybe_unused() option.
It's not a big deal, but consistency is always good. Would you mind changing?
Br
Uffe
>
> Fixes: 9a8e1e8cc2c0 ("mmc: sunxi: Add runtime_pm support")
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
> ---
> drivers/mmc/host/sunxi-mmc.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/mmc/host/sunxi-mmc.c b/drivers/mmc/host/sunxi-mmc.c
> index 97c6b79b7d6f..837888b96bd3 100644
> --- a/drivers/mmc/host/sunxi-mmc.c
> +++ b/drivers/mmc/host/sunxi-mmc.c
> @@ -1432,7 +1432,7 @@ static int sunxi_mmc_remove(struct platform_device *pdev)
> return 0;
> }
>
> -static int sunxi_mmc_runtime_resume(struct device *dev)
> +static int __maybe_unused sunxi_mmc_runtime_resume(struct device *dev)
> {
> struct mmc_host *mmc = dev_get_drvdata(dev);
> struct sunxi_mmc_host *host = mmc_priv(mmc);
> @@ -1449,7 +1449,7 @@ static int sunxi_mmc_runtime_resume(struct device *dev)
> return 0;
> }
>
> -static int sunxi_mmc_runtime_suspend(struct device *dev)
> +static int __maybe_unused sunxi_mmc_runtime_suspend(struct device *dev)
> {
> struct mmc_host *mmc = dev_get_drvdata(dev);
> struct sunxi_mmc_host *host = mmc_priv(mmc);
> --
> 2.9.0
>
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