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(parent: 67f2303) | patch
drm/i915/bxt: add support for setting backlight freq from vbt
authorJani Nikula <jani.nikula@intel.com>
Tue, 1 Dec 2015 08:23:50 +0000 (10:23 +0200)
committerJani Nikula <jani.nikula@intel.com>
Wed, 2 Dec 2015 08:09:07 +0000 (10:09 +0200)
commit73c22e16dfb50bfe6efa33d94c449bc8f6b4b89a
tree71ae8000e78f5257f67f766b7e29e583deceb3e1tree | snapshot
parent67f23030d53fa36551431fdcf3782edcf56a4974commit | diff
drm/i915/bxt: add support for setting backlight freq from vbt

The only missing piece is the function to convert frequency to PWM
register value. The PWM is based on 19.2 MHz clock, except for BXT A
step, which is based on CDCLK, and which we ignore.

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/1448958232-26520-1-git-send-email-jani.nikula@intel.com
drivers/gpu/drm/i915/intel_panel.c diff | blob | history
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