drm/i915/display: Add filter lut values

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Add the register bits related to filter lut values
and helper to load the casf filter lut.

These values are golden values and these value has
to be loaded one time while enabling the casf.

v2: update commit message[Ankit]
v3: Add intel_casf prefix to filter_load fn[Jani]
v4: Define the filter macros here

Signed-off-by: Nemesa Garg <nemesa.garg@intel.com>
Reviewed-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
Link: https://patch.msgid.link/20251028120747.3027332-5-ankit.k.nautiyal@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>

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Nemesa Garg 2025-10-28 17:37:40 +05:30 • committed by Jani Nikula

parent 74ad9ec94b

commit 515d1c895f

2 changed files with 60 additions and 0 deletions

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49

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

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11

drivers/gpu/drm/i915/display/intel_casf_regs.h

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