[Intel-gfx] [PATCH] drm/i915: quirk backlight present on Macbook 4, 1

[Ander Conselvan De Oliveira]

Reviewed-by: Ander Conselvan de Oliveira <conselvan2 at gmail.com>

On Thu, 2015-11-05 at 11:49 +0200, Jani Nikula wrote:
> Unsurprisingly macbooks have backlights, just the VBT doesn't seem to
> know it in this case.
> 
> Reported-and-tested-by: Daniel Nicoletti <dantti12 at gmail.com>
> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=88325
> Fixes: c675949ec58c ("drm/i915: do not setup backlight if not available
> according to VBT")
> Cc: stable at vger.kernel.org # v3.15+
> Signed-off-by: Jani Nikula <jani.nikula at intel.com>
> ---
>  drivers/gpu/drm/i915/intel_display.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/drivers/gpu/drm/i915/intel_display.c
> b/drivers/gpu/drm/i915/intel_display.c
> index 7b3cfb64e7f6..b067147183e9 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -14875,6 +14875,9 @@ static struct intel_quirk intel_quirks[] = {
>  	/* Apple Macbook 2,1 (Core 2 T7400) */
>  	{ 0x27a2, 0x8086, 0x7270, quirk_backlight_present },
>  
> +	/* Apple Macbook 4,1 */
> +	{ 0x2a02, 0x106b, 0x00a1, quirk_backlight_present },
> +
>  	/* Toshiba CB35 Chromebook (Celeron 2955U) */
>  	{ 0x0a06, 0x1179, 0x0a88, quirk_backlight_present },
>