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

[Jani Nikula]

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 },
 
-- 
2.1.4