| From b2a9601c587dbc5536546aa54009d1130adedd72 Mon Sep 17 00:00:00 2001 |
| From: jens stein <jens.s.stein@gmail.com> |
| Date: Tue, 28 Oct 2014 20:25:53 +0100 |
| Subject: drm/i915: Ignore VBT backlight check on Macbook 2, 1 |
| MIME-Version: 1.0 |
| Content-Type: text/plain; charset=UTF-8 |
| Content-Transfer-Encoding: 8bit |
| |
| From: jens stein <jens.s.stein@gmail.com> |
| |
| commit b2a9601c587dbc5536546aa54009d1130adedd72 upstream. |
| |
| commit c675949ec58ca50d5a3ae3c757892f1560f6e896 |
| Author: Jani Nikula <jani.nikula@intel.com> |
| Date: Wed Apr 9 11:31:37 2014 +0300 |
| |
| drm/i915: do not setup backlight if not available according to VBT |
| |
| prevents backlight setup on Macbook 2,1. Apply quirk to ignore the VBT |
| check so backlight is set up properly. |
| |
| Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=81438 |
| Signed-off-by: Jens Stein JΓΈrgensen <jens.s.stein@gmail.com> |
| Signed-off-by: Jani Nikula <jani.nikula@intel.com> |
| Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> |
| |
| --- |
| drivers/gpu/drm/i915/intel_display.c | 3 +++ |
| 1 file changed, 3 insertions(+) |
| |
| --- a/drivers/gpu/drm/i915/intel_display.c |
| +++ b/drivers/gpu/drm/i915/intel_display.c |
| @@ -12507,6 +12507,9 @@ static struct intel_quirk intel_quirks[] |
| /* Acer C720 Chromebook (Core i3 4005U) */ |
| { 0x0a16, 0x1025, 0x0a11, quirk_backlight_present }, |
| |
| + /* Apple Macbook 2,1 (Core 2 T7400) */ |
| + { 0x27a2, 0x8086, 0x7270, quirk_backlight_present }, |
| + |
| /* Toshiba CB35 Chromebook (Celeron 2955U) */ |
| { 0x0a06, 0x1179, 0x0a88, quirk_backlight_present }, |
| |
