Re: [PATCH 2/2] ACPI / video / i915: Remove ACPI backlight iffirmware expects Windows 8

[Igor Gnatenko]

On Mon, 2013-09-09 at 16:42 +0800, Aaron Lu wrote:
> diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
> index f466980..75fba17 100644
> --- a/drivers/gpu/drm/i915/i915_dma.c
> +++ b/drivers/gpu/drm/i915/i915_dma.c
> @@ -1650,7 +1650,7 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
>  	if (INTEL_INFO(dev)->num_pipes) {
>  		/* Must be done after probing outputs */
>  		intel_opregion_init(dev);
> -		acpi_video_register();
> +		__acpi_video_register(i915_take_over_backlight);
>  	}
>  
>  	if (IS_GEN5(dev))

I can't compile:


DEBUG: drivers/gpu/drm/i915/i915_dma.c: In function 'i915_driver_load':
DEBUG: drivers/gpu/drm/i915/i915_dma.c:1661:3: error: implicit
declaration of function
'__acpi_video_register' [-Werror=implicit-function-declaration]
DEBUG:    __acpi_video_register(i915_take_over_backlight);
DEBUG:    ^
DEBUG: cc1: some warnings being treated as errors
DEBUG: make[4]: *** [drivers/gpu/drm/i915/i915_dma.o] Error 1
DEBUG: make[3]: *** [drivers/gpu/drm/i915] Error 2
DEBUG: make[2]: *** [drivers/gpu/drm] Error 2
DEBUG: make[1]: *** [drivers/gpu] Error 2
DEBUG: make: *** [drivers] Error 2

-- 
Igor Gnatenko
Fedora release 20 (Heisenbug)
Linux 3.11.0-3.fc20.x86_64

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