]> git.baikalelectronics.ru Git - kernel.git/commit
drm/i915: Restore brightness level in aux backlight driver
authorPuthikorn Voravootivat <puthik@chromium.org>
Thu, 11 May 2017 23:02:23 +0000 (16:02 -0700)
committerJani Nikula <jani.nikula@intel.com>
Fri, 12 May 2017 12:51:20 +0000 (15:51 +0300)
commit608be08aa8710812454f55511653209aac3cc4b3
tree29d1c809779b937a4e5c2ffd0016ff2d3de3d572
parentb137c917cf375b6dcd75a699c5984edcf4d2b158
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
drivers/gpu/drm/i915/intel_dp_aux_backlight.c