On 12/4/20 6:16 PM, Arnd Bergmann wrote:
> From: Arnd Bergmann <[email protected]>
> 
> The use of SIMPLE_DEV_PM_OPS() means that the suspend/resume
> functions are now unused when CONFIG_PM is disabled:
> 
> drivers/clk/samsung/clk-exynos-clkout.c:219:12: error: 'exynos_clkout_resume' 
> defined but not used [-Werror=unused-function]
>   219 | static int exynos_clkout_resume(struct device *dev)
>       |            ^~~~~~~~~~~~~~~~~~~~
> drivers/clk/samsung/clk-exynos-clkout.c:210:12: error: 
> 'exynos_clkout_suspend' defined but not used [-Werror=unused-function]
>   210 | static int exynos_clkout_suspend(struct device *dev)
>       |            ^~~~~~~~~~~~~~~~~~~~~
> 
> Mark them as __maybe_unused to shut up the otherwise harmless warning.
> 
> Fixes: 9484f2cb8332 ("clk: samsung: exynos-clkout: convert to module driver")
> Reviewed-by: Krzysztof Kozlowski <[email protected]>
> Signed-off-by: Arnd Bergmann <[email protected]>
> ---
> v2: add proper changelog text
> ---
>  drivers/clk/samsung/clk-exynos-clkout.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/clk/samsung/clk-exynos-clkout.c 
> b/drivers/clk/samsung/clk-exynos-clkout.c
> index 9ec2f40cc400..e6d6cbf8c4e6 100644
> --- a/drivers/clk/samsung/clk-exynos-clkout.c
> +++ b/drivers/clk/samsung/clk-exynos-clkout.c
> @@ -207,7 +207,7 @@ static int exynos_clkout_remove(struct platform_device 
> *pdev)
>       return 0;
>  }
>  
> -static int exynos_clkout_suspend(struct device *dev)
> +static int __maybe_unused exynos_clkout_suspend(struct device *dev)
>  {
>       struct exynos_clkout *clkout = dev_get_drvdata(dev);
>  
> @@ -216,7 +216,7 @@ static int exynos_clkout_suspend(struct device *dev)
>       return 0;
>  }
>  
> -static int exynos_clkout_resume(struct device *dev)
> +static int __maybe_unused exynos_clkout_resume(struct device *dev)
>  {
>       struct exynos_clkout *clkout = dev_get_drvdata(dev);
>  
> 

Acked-by: Chanwoo Choi <[email protected]>

Best Regards,
Chanwoo Choi
Samsung Electronics

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