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drm/i915/color: Add registers for 3D LUT 

Add registers needed to program 3D LUT

v2:
- Follow convention documented in i915_reg.h (Jani)
- Removing space in trailer (Suraj)
- Move registers to intel_color_regs.h

BSpec: 69378, 69379, 69380
Reviewed-by: Suraj Kandpal <suraj.kandpal@intel.com>
Signed-off-by: Chaitanya Kumar Borah <chaitanya.kumar.borah@intel.com>
Signed-off-by: Uma Shankar <uma.shankar@intel.com>
Link: https://patch.msgid.link/20251203085211.3663374-14-uma.shankar@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
This commit is contained in:
Chaitanya Kumar Borah 2025-12-03 14:22:09 +05:30 committed by Jani Nikula
parent bf0fd73754
commit 55b0f3cd09
1 changed files with 29 additions and 0 deletions
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29
drivers/gpu/drm/i915/display/intel_color_regs.h
View File

@ -316,4 +316,33 @@
#define SKL_BOTTOM_COLOR_CSC_ENABLE REG_BIT(30)
#define SKL_BOTTOM_COLOR(pipe) _MMIO_PIPE(pipe, _SKL_BOTTOM_COLOR_A, _SKL_BOTTOM_COLOR_B)
/* 3D LUT */
#define _LUT_3D_CTL_A 0x490A4
#define _LUT_3D_CTL_B 0x491A4
#define LUT_3D_CTL(pipe) _MMIO_PIPE(pipe, _LUT_3D_CTL_A, _LUT_3D_CTL_B)
#define LUT_3D_ENABLE REG_BIT(31)
#define LUT_3D_READY REG_BIT(30)
#define LUT_3D_BINDING_MASK REG_GENMASK(23, 22)
#define LUT_3D_BIND_PIPE REG_FIELD_PREP(LUT_3D_BINDING_MASK, 0)
#define LUT_3D_BIND_PLANE_1 REG_FIELD_PREP(LUT_3D_BINDING_MASK, 1)
#define LUT_3D_BIND_PLANE_2 REG_FIELD_PREP(LUT_3D_BINDING_MASK, 2)
#define LUT_3D_BIND_PLANE_3 REG_FIELD_PREP(LUT_3D_BINDING_MASK, 3)
#define _LUT_3D_INDEX_A 0x490A8
#define _LUT_3D_INDEX_B 0x491A8
#define LUT_3D_INDEX(pipe) _MMIO_PIPE(pipe, _LUT_3D_INDEX_A, _LUT_3D_INDEX_B)
#define LUT_3D_AUTO_INCREMENT REG_BIT(13)
#define LUT_3D_INDEX_VALUE_MASK REG_GENMASK(12, 0)
#define LUT_3D_INDEX_VALUE(x) REG_FIELD_PREP(LUT_3D_INDEX_VALUE_MASK, (x))
#define _LUT_3D_DATA_A 0x490AC
#define _LUT_3D_DATA_B 0x491AC
#define LUT_3D_DATA(pipe) _MMIO_PIPE(pipe, _LUT_3D_DATA_A, _LUT_3D_DATA_B)
#define LUT_3D_DATA_RED_MASK REG_GENMASK(29, 20)
#define LUT_3D_DATA_GREEN_MASK REG_GENMASK(19, 10)
#define LUT_3D_DATA_BLUE_MASK REG_GENMASK(9, 0)
#define LUT_3D_DATA_RED(x) REG_FIELD_PREP(LUT_3D_DATA_RED_MASK, (x))
#define LUT_3D_DATA_GREEN(x) REG_FIELD_PREP(LUT_3D_DATA_GREEN_MASK, (x))
#define LUT_3D_DATA_BLUE(x) REG_FIELD_PREP(LUT_3D_DATA_BLUE_MASK, (x))
#endif /* __INTEL_COLOR_REGS_H__ */