[PATCH, RESEND] drm: exynos: avoid unused function warning

[Andrzej Hajda]

On 09/06/2016 03:30 PM, Arnd Bergmann wrote:
> When CONFIG_PM is not set, we get a warning about an unused function:
>
> drivers/gpu/drm/exynos/exynos_drm_gsc.c:1219:12: error: 'gsc_clk_ctrl' defined but not used [-Werror=unused-function]
>  static int gsc_clk_ctrl(struct gsc_context *ctx, bool enable)
>             ^~~~~~~~~~~~
>
> This removes the two #ifdef checks in this file and instead marks the
> functions as __maybe_unused, which is a more reliable way of doing the
> same, allowing better build coverage and avoiding the warning above.
>
> Signed-off-by: Arnd Bergmann <arnd at arndb.de>
Reviewed-by: Andrzej Hajda <a.hajda at samsung.com>
--
Regards
Andrzej