drm/i915/display: Extract glk_read_luts()

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For glk, add hw read out to create hw blob of gamma
lut values.

v4: -No need to initialize *blob [Jani]
    -Removed right shifts [Jani]
    -Dropped dev local var [Jani]
v5: -Returned blob instead of assigning it internally within the
     function [Ville]
    -Renamed glk_get_color_config() to glk_read_luts() [Ville]
    -Added degamma validation [Ville]
v9: -80 character limit [Uma]
    -Made read func para as const [Ville, Uma]

Signed-off-by: Swati Sharma <swati2.sharma@intel.com>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/1567538578-4489-8-git-send-email-swati2.sharma@intel.com

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Swati Sharma 2019-09-04 00:52:57 +05:30 • committed by Jani Nikula

parent 6b97b118d4

commit 4bb6a9d5d9

2 changed files with 52 additions and 2 deletions

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51

drivers/gpu/drm/i915/display/intel_color.c

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3

drivers/gpu/drm/i915/i915_reg.h

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