diff options
| author | Puthikorn Voravootivat <puthik@chromium.org> | 2017-05-11 16:02:23 -0700 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2017-05-12 15:51:20 +0300 |
| commit | 2630addf6b1e7beb21a5e8ec04562cae2e5d9567 (patch) | |
| tree | 29d1c809779b937a4e5c2ffd0016ff2d3de3d572 /drivers/gpu/drm/i915 | |
| parent | e9c9e5ae8b57a6f29aecc303b36173e0be7fdd60 (diff) | |
drm/i915: Restore brightness level in aux backlight driver
Some panel will default to zero brightness when turning the
panel off and on again. This patch restores last brightness
level back when panel is turning back on.
Signed-off-by: Puthikorn Voravootivat <puthik@chromium.org>
Reviewed-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170511230225.142870-8-puthik@chromium.org
Diffstat (limited to 'drivers/gpu/drm/i915')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_dp_aux_backlight.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_dp_aux_backlight.c b/drivers/gpu/drm/i915/intel_dp_aux_backlight.c index 5f945e05efe2..b87c5a381d6a 100644 --- a/drivers/gpu/drm/i915/intel_dp_aux_backlight.c +++ b/drivers/gpu/drm/i915/intel_dp_aux_backlight.c @@ -127,6 +127,7 @@ static void intel_dp_aux_enable_backlight(struct intel_connector *connector) } set_aux_backlight_enable(intel_dp, true); + intel_dp_aux_set_backlight(connector, connector->panel.backlight.level); } static void intel_dp_aux_disable_backlight(struct intel_connector *connector) |