Re: [PATCH] exynos4-is: Compile runtime PM callbacks in conditionally

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On Wednesday, January 08, 2014 7:09 AM, Sylwester Nawrocki wrote:
> 
> Enclose the runtime PM helpers in #ifdef CONFIG_PM_RUNTIME/#endif
> to avoid following compile warning when CONFIG_PM_RUNTIME is disabled:
> 
>  CC      drivers/media/platform/exynos4-is/fimc-core.o
> drivers/media/platform/exynos4-is/fimc-core.c:1040:12: warning: ‘fimc_runtime_resume’ defined but not
> used
> drivers/media/platform/exynos4-is/fimc-core.c:1057:12: warning: ‘fimc_runtime_suspend’ defined but not
> used
> 
> Signed-off-by: Sylwester Nawrocki <s.nawrocki@xxxxxxxxxxx>

Right, '#ifdef CONFIG_PM_RUNTIME' should be used in order to
fix the compile warning.

Reviewed-by: Jingoo Han <jg1.han@xxxxxxxxxxx>

Best regards,
Jingoo Han

> ---
>  drivers/media/platform/exynos4-is/fimc-core.c |    2 ++
>  1 files changed, 2 insertions(+), 0 deletions(-)
> 
> diff --git a/drivers/media/platform/exynos4-is/fimc-core.c b/drivers/media/platform/exynos4-is/fimc-
> core.c
> index dcbea59..da2fc86 100644
> --- a/drivers/media/platform/exynos4-is/fimc-core.c
> +++ b/drivers/media/platform/exynos4-is/fimc-core.c
> @@ -1037,6 +1037,7 @@ err_sclk:
>  	return ret;
>  }
> 
> +#ifdef CONFIG_PM_RUNTIME
>  static int fimc_runtime_resume(struct device *dev)
>  {
>  	struct fimc_dev *fimc =	dev_get_drvdata(dev);
> @@ -1069,6 +1070,7 @@ static int fimc_runtime_suspend(struct device *dev)
>  	dbg("fimc%d: state: 0x%lx", fimc->id, fimc->state);
>  	return ret;
>  }
> +#endif
> 
>  #ifdef CONFIG_PM_SLEEP
>  static int fimc_resume(struct device *dev)
> --
> 1.7.4.1

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