[v4 10/23] drm/i915/color: Add helper to create intel colorop

[Uma Shankar <uma.shankar@intel.com>]

From: Chaitanya Kumar Borah <chaitanya.kumar.borah@intel.com>

Add intel colorop create helper

Signed-off-by: Chaitanya Kumar Borah <chaitanya.kumar.borah@intel.com>
Signed-off-by: Uma Shankar <uma.shankar@intel.com>
---
 drivers/gpu/drm/i915/display/intel_color.c | 39 ++++++++++++++++++++++
 drivers/gpu/drm/i915/display/intel_color.h |  3 ++
 2 files changed, 42 insertions(+)

diff --git a/drivers/gpu/drm/i915/display/intel_color.c b/drivers/gpu/drm/i915/display/intel_color.c
index cfe14162231d..615f7bb9dc09 100644
--- a/drivers/gpu/drm/i915/display/intel_color.c
+++ b/drivers/gpu/drm/i915/display/intel_color.c
@@ -3937,6 +3937,45 @@ static const struct intel_color_funcs ilk_color_funcs = {
 	.get_config = ilk_get_config,
 };
 
+/* TODO: Move to another file */
+struct intel_plane_colorop *intel_colorop_alloc(void)
+{
+	struct intel_plane_colorop *colorop;
+	struct intel_plane_colorop_state *colorop_state;
+
+	colorop = kzalloc(sizeof(*colorop), GFP_KERNEL);
+	if (!colorop)
+		return ERR_PTR(-ENOMEM);
+
+	colorop_state = kzalloc(sizeof(*colorop_state), GFP_KERNEL);
+	if (!colorop_state) {
+		kfree(colorop);
+		return ERR_PTR(-ENOMEM);
+	}
+
+	/* TODO: Add color op reset
+	 * intel_colorop_state_reset(plane_state, plane);
+	 */
+
+	colorop->base.state = &colorop_state->uapi;
+
+	return colorop;
+}
+
+struct intel_plane_colorop *intel_plane_colorop_create(enum intel_color_block id)
+{
+	struct intel_plane_colorop *colorop;
+
+	colorop = intel_colorop_alloc();
+
+	if (IS_ERR(colorop))
+		return colorop;
+
+	colorop->id = id;
+
+	return colorop;
+}
+
 void intel_color_crtc_init(struct intel_crtc *crtc)
 {
 	struct intel_display *display = to_intel_display(crtc);
diff --git a/drivers/gpu/drm/i915/display/intel_color.h b/drivers/gpu/drm/i915/display/intel_color.h
index 9d66457c1e89..a9f229e37317 100644
--- a/drivers/gpu/drm/i915/display/intel_color.h
+++ b/drivers/gpu/drm/i915/display/intel_color.h
@@ -14,6 +14,7 @@ struct intel_crtc;
 struct intel_display;
 struct intel_dsb;
 struct drm_property_blob;
+enum intel_color_block;
 
 void intel_color_init_hooks(struct intel_display *display);
 int intel_color_init(struct intel_display *display);
@@ -38,5 +39,7 @@ bool intel_color_lut_equal(const struct intel_crtc_state *crtc_state,
 			   const struct drm_property_blob *blob2,
 			   bool is_pre_csc_lut);
 void intel_color_assert_luts(const struct intel_crtc_state *crtc_state);
+struct intel_plane_colorop *intel_colorop_alloc(void);
+struct intel_plane_colorop *intel_plane_colorop_create(enum intel_color_block id);
 
 #endif /* __INTEL_COLOR_H__ */
-- 
2.42.0