drm/i915: Parse LFP brightness control field in VBT

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These fields in VBT indicates the PWM source which
is used and also the controller number.

v2 by Jani: check for out of bounds access, some renames, change default
type, etc.

v3 by Jani: s/INTEL_BACKLIGHT_CABC/INTEL_BACKLIGHT_DSI_DCS/

Signed-off-by: Deepak M <m.deepak@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/eee2f7b683a081f006a7df1ddad9b20fbf53c48c.1461676337.git.jani.nikula@intel.com

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This commit is contained in:

Deepak M 2016-04-26 16:14:24 +03:00 • committed by Jani Nikula

parent ea9d9768a4

commit 9a41e17de3

4 changed files with 24 additions and 0 deletions

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1

drivers/gpu/drm/i915/i915_drv.h

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9

drivers/gpu/drm/i915/intel_bios.c

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8

drivers/gpu/drm/i915/intel_bios.h

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6

drivers/gpu/drm/i915/intel_vbt_defs.h

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