3.19.8-ckt12 -stable review patch. If anyone has any objections, please let me know. ------------------ From: Jani Nikula <jani.nikula@xxxxxxxxx> 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@xxxxxxxxx> 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@xxxxxxxxx> Signed-off-by: Jani Nikula <jani.nikula@xxxxxxxxx> Link: http://patchwork.freedesktop.org/patch/msgid/1446716999-1796-1-git-send-email-jani.nikula@xxxxxxxxx Signed-off-by: Kamal Mostafa <kamal@xxxxxxxxxxxxx> --- 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 ca0ec27..48a19dc 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -13025,6 +13025,9 @@ 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 }, -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html