On Fri, Dec 16, 2016 at 07:19:39PM -0500, Jérémy Lefaure wrote:
> When CONFIG_PM_SLEEP is disabled, SIMPLE_DEV_PM_OPS does not use
> bfin_resume and bfin_suspend even if CONFIG_PM is enabled:
>
> drivers/usb/musb/blackfin.c:602:12: warning: ‘bfin_resume’ defined but
> not used [-Wunused-function]
> static int bfin_resume(struct device *dev)
> ^~~~~~~~~~~
> drivers/usb/musb/blackfin.c:585:12: warning: ‘bfin_suspend’ defined but
> not used [-Wunused-function]
> static int bfin_suspend(struct device *dev)
> ^~~~~~~~~~~~
>
> The preprocessor condition should be on CONFIG_PM_SLEEP, not on CONFIG_PM.
> However it is better to mark these functions as __maybe_unused.
>
> Signed-off-by: Jérémy Lefaure <[email protected]>
Applied. Thanks.
Regards,
-Bin.
> ---
> drivers/usb/musb/blackfin.c | 6 ++----
> 1 file changed, 2 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/usb/musb/blackfin.c b/drivers/usb/musb/blackfin.c
> index 310238c6b5cd..f43edc43268b 100644
> --- a/drivers/usb/musb/blackfin.c
> +++ b/drivers/usb/musb/blackfin.c
> @@ -580,8 +580,7 @@ static int bfin_remove(struct platform_device *pdev)
> return 0;
> }
>
> -#ifdef CONFIG_PM
> -static int bfin_suspend(struct device *dev)
> +static int __maybe_unused bfin_suspend(struct device *dev)
> {
> struct bfin_glue *glue = dev_get_drvdata(dev);
> struct musb *musb = glue_to_musb(glue);
> @@ -598,7 +597,7 @@ static int bfin_suspend(struct device *dev)
> return 0;
> }
>
> -static int bfin_resume(struct device *dev)
> +static int __maybe_unused bfin_resume(struct device *dev)
> {
> struct bfin_glue *glue = dev_get_drvdata(dev);
> struct musb *musb = glue_to_musb(glue);
> @@ -607,7 +606,6 @@ static int bfin_resume(struct device *dev)
>
> return 0;
> }
> -#endif
>
> static SIMPLE_DEV_PM_OPS(bfin_pm_ops, bfin_suspend, bfin_resume);
>
> --
> 2.11.0
>
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