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Subject[PATCH 3.16.y-ckt 007/126] drm/i915: quirk backlight present on Macbook 4, 1
Date
3.16.7-ckt22 -stable review patch.  If anyone has any objections, please let me know.

------------------

From: Jani Nikula <jani.nikula@intel.com>

commit 1b9448b071caa7d10bb2569fabe3020a2c25ae59 upstream.

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: c675949ec58c ("drm/i915: do not setup backlight if not available according to VBT")
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
Signed-off-by: Luis Henriques <luis.henriques@canonical.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 c35353aadd02..b019c563a787 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -11703,6 +11703,9 @@ 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 },


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