drm/i915: Add intel_color_op

Add data structure to store intel specific details of colorop

v2:
 - Remove dead code
 - Convert macro to function (Jani)
 - Remove colorop state as it is not being used
 - Refactor to separate file

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/20251203085211.3663374-3-uma.shankar@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>

Author: ckborah

drivers/gpu/drm/i915/Makefile

@@ -239,6 +239,7 @@ i915-y += \
 	display/intel_cdclk.o \
 	display/intel_cmtg.o \
 	display/intel_color.o \
+	display/intel_colorop.o \
 	display/intel_combo_phy.o \
 	display/intel_connector.o \
 	display/intel_crtc.o \

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

@@ -0,0 +1,10 @@
+// SPDX-License-Identifier: MIT
+/*
+ * Copyright © 2025 Intel Corporation
+ */
+#include "intel_colorop.h"
+
+struct intel_colorop *to_intel_colorop(struct drm_colorop *colorop)
+{
+	return container_of(colorop, struct intel_colorop, base);
+}

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

@@ -0,0 +1,13 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright © 2025 Intel Corporation
+ */
+
+#ifndef __INTEL_COLOROP_H__
+#define __INTEL_COLOROP_H__
+
+#include "intel_display_types.h"
+
+struct intel_colorop *to_intel_colorop(struct drm_colorop *colorop);
+
+#endif /* __INTEL_COLOROP_H__ */

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

@@ -1985,6 +1985,11 @@ struct intel_dp_mst_encoder {
 	struct intel_connector *connector;
 };
 
+struct intel_colorop {
+	struct drm_colorop base;
+	enum intel_color_block id;
+};
+
 static inline struct intel_encoder *
 intel_attached_encoder(struct intel_connector *connector)
 {

drivers/gpu/drm/xe/Makefile

@@ -242,6 +242,7 @@ xe-$(CONFIG_DRM_XE_DISPLAY) += \
 	i915-display/intel_cdclk.o \
 	i915-display/intel_cmtg.o \
 	i915-display/intel_color.o \
+	i915-display/intel_colorop.o \
 	i915-display/intel_combo_phy.o \
 	i915-display/intel_connector.o \
 	i915-display/intel_crtc.o \