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drm/i915: quirk backlight present on Macbook 4, 1 

Unsurprisingly macbooks have backlights, just the VBT doesn't seem to
know it in this case.

Reported-and-tested-by: Daniel Nicoletti <dantti12@gmail.com>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=88325
Fixes: c675949ec5 ("drm/i915: do not setup backlight if not available according to VBT")
Cc: stable@vger.kernel.org # v3.15+
Reviewed-by: Ander Conselvan de Oliveira <conselvan2@gmail.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1446716999-1796-1-git-send-email-jani.nikula@intel.com
This commit is contained in:
Jani Nikula 2015-11-05 11:49:59 +02:00
parent f44e26593a
commit 1b9448b071
1 changed files with 3 additions and 0 deletions
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3
drivers/gpu/drm/i915/intel_display.c
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@ -14707,6 +14707,9 @@ 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 },