drm/i915/display: Extract i965_read_luts()

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For i965, add hw read out to create hw blob of gamma
lut values.

Review comments from old series:
https://patchwork.freedesktop.org/series/58039/

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 i965_get_color_config() to i965_read_lut() [Ville]
     -Renamed i965_get_gamma_config_10p6() to i965_read_gamma_lut_10p6()
      [Ville]
v9:  -Typo and 80 character limit [Uma]
     -Made read func para as const [Ville, Uma]
     -Renamed i965_read_gamma_lut_10p6() to i965_read_lut_10p6() [Ville, Uma]
v10: -Swapped ldw and udw while creating hw blob [Jani]
     -Added last index rgb lut value from PIPEGCMAX to h/w blob [Jani]

Signed-off-by: Swati Sharma <swati2.sharma@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/1568030503-26747-3-git-send-email-swati2.sharma@intel.com

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Swati Sharma 2019-09-09 17:31:42 +05:30 • committed by Jani Nikula

parent b0a7c75414

commit 8efd06989d

2 changed files with 54 additions and 0 deletions

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50

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

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4

drivers/gpu/drm/i915/i915_reg.h

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