[PATCH] drm/i915: fix build errors when ACPI is not enabled

[Chris Wilson]

On Mon, Jun 27, 2016 at 02:53:19PM +0300, Jani Nikula wrote:
> From: Randy Dunlap <rdunlap at infradead.org>
> 
> Fix build errors when ACPI is not enabled by adding function stubs:
> 
> ../drivers/gpu/drm/i915/i915_drv.c: In function 'i915_drm_suspend':
> ../drivers/gpu/drm/i915/i915_drv.c:635:2: error: implicit declaration of function 'intel_opregion_unregister' [-Werror=implicit-function-declaration]
>   intel_opregion_unregister(dev_priv);
> ../drivers/gpu/drm/i915/i915_drv.c: In function 'i915_drm_resume':
> ../drivers/gpu/drm/i915/i915_drv.c:798:2: error: implicit declaration of function 'intel_opregion_register' [-Werror=implicit-function-declaration]
>   intel_opregion_register(dev_priv);
> 
> Signed-off-by: Randy Dunlap <rdunlap at infradead.org>
> Cc: Daniel Vetter <daniel.vetter at intel.com>
> Cc: Jani Nikula <jani.nikula at linux.intel.com>
> Cc: intel-gfx at lists.freedesktop.org
> Cc: dri-devel at lists.freedesktop.org
> Fixes: 03d92e4779b8 ("drm/i915/opregion: Rename init/fini functions to register/unregister")
> Cc: drm-intel-fixes at lists.freedesktop.org
> Cc: Chris Wilson <chris at chris-wilson.co.uk>
> [Jani: dropped the stale init/fini declarations]
> Signed-off-by: Jani Nikula <jani.nikula at intel.com>
Reviewed-by: Chris Wilson <chris at chris-wilson.co.uk>
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre