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

[Jani Nikula]

On Mon, 09 Nov 2015, Ander Conselvan De Oliveira <conselvan2 at gmail.com> wrote:
> Reviewed-by: Ander Conselvan de Oliveira <conselvan2 at gmail.com>

Pushed to drm-intel-fixes, thanks for the review.

BR,
Jani.


>
> 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 },
>>  

-- 
Jani Nikula, Intel Open Source Technology Center