linux-kernel - Re: [PATCH] [media] s5p-jpeg: Only build suspend/resume for PM

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Date:	Mon, 13 Oct 2014 18:16:10 +0200
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	Thierry Reding <thierry.reding@...il.com>
Cc:	Mauro Carvalho Chehab <m.chehab@...sung.com>,
	Linux Media Mailing List <linux-media@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] [media] s5p-jpeg: Only build suspend/resume for PM

On Thu, Oct 2, 2014 at 9:21 AM, Thierry Reding <thierry.reding@...il.com> wrote:
> From: Thierry Reding <treding@...dia.com>
>
> If power management is disabled these function become unused, so there
> is no reason to build them. This fixes a couple of build warnings when
> PM(_SLEEP,_RUNTIME) is not enabled.

Thanks!

Despite the availability of your patch, this build warning has
migrated to mainline.

> Signed-off-by: Thierry Reding <treding@...dia.com>

Acked-by: Geert Uytterhoeven <geert@...ux-m68k.org>

> --- a/drivers/media/platform/s5p-jpeg/jpeg-core.c
> +++ b/drivers/media/platform/s5p-jpeg/jpeg-core.c

> @@ -2681,7 +2682,9 @@ static int s5p_jpeg_runtime_resume(struct device *dev)
>
>         return 0;
>  }
> +#endif

I'd add a comment "/* CONFIG_PM_RUNTIME || CONFIG_PM_SLEEP */" here,
as above is a big block of code.

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds
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