]> git.baikalelectronics.ru Git - kernel.git/commit
drm/i915: use default 200 Hz backlight frequency
authorJani Nikula <jani.nikula@intel.com>
Tue, 1 Dec 2015 08:23:51 +0000 (10:23 +0200)
committerJani Nikula <jani.nikula@intel.com>
Wed, 2 Dec 2015 08:09:57 +0000 (10:09 +0200)
commit5a42f97db648407727a5838c777680c7926400fe
tree28cb0b70166a91a9f11b98dbf74a327f1db3b3f5
parent73c22e16dfb50bfe6efa33d94c449bc8f6b4b89a
drm/i915: use default 200 Hz backlight frequency

If the backlight modulation frequency can't be extracted from the
registers or from VBT, use 200 Hz as the default. This may enable
backlight on some machines that previously failed.

Reviewed-by: Imre Deak <imre.deak@intel.com>
Tested-by: Imre Deak <imre.deak@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1448958232-26520-2-git-send-email-jani.nikula@intel.com
drivers/gpu/drm/i915/intel_panel.c