[RFC 10/33] drm: Manage color blob states

[Uma Shankar]

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

This patch manages the references for color blobs.

Co-developed-by: Uma Shankar <uma.shankar at intel.com>
Signed-off-by: Uma Shankar <uma.shankar at intel.com>
Signed-off-by: Chaitanya Kumar Borah <chaitanya.kumar.borah at intel.com>
---
 drivers/gpu/drm/drm_atomic_state_helper.c | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/drivers/gpu/drm/drm_atomic_state_helper.c b/drivers/gpu/drm/drm_atomic_state_helper.c
index 784e63d70a42..a554e04c2ce3 100644
--- a/drivers/gpu/drm/drm_atomic_state_helper.c
+++ b/drivers/gpu/drm/drm_atomic_state_helper.c
@@ -338,6 +338,19 @@ void __drm_atomic_helper_plane_duplicate_state(struct drm_plane *plane,
 	state->fence = NULL;
 	state->commit = NULL;
 	state->fb_damage_clips = NULL;
+
+	if (state->set_color_pipeline_data)
+		drm_property_blob_get(state->set_color_pipeline_data);
+	if (state->color.pre_csc_lut)
+		drm_property_blob_get(state->color.pre_csc_lut);
+	if (state->color.ctm)
+		drm_property_blob_get(state->color.ctm);
+	if (state->color.post_csc_lut)
+		drm_property_blob_get(state->color.post_csc_lut);
+	if (state->color.private_color_op_data)
+		drm_property_blob_get(state->color.private_color_op_data);
+
+	state->color_mgmt_changed = false;
 }
 EXPORT_SYMBOL(__drm_atomic_helper_plane_duplicate_state);
 
@@ -384,6 +397,11 @@ void __drm_atomic_helper_plane_destroy_state(struct drm_plane_state *state)
 		drm_crtc_commit_put(state->commit);
 
 	drm_property_blob_put(state->fb_damage_clips);
+	drm_property_blob_put(state->set_color_pipeline_data);
+	drm_property_blob_put(state->color.pre_csc_lut);
+	drm_property_blob_put(state->color.ctm);
+	drm_property_blob_put(state->color.post_csc_lut);
+	drm_property_blob_put(state->color.private_color_op_data);
 }
 EXPORT_SYMBOL(__drm_atomic_helper_plane_destroy_state);
 
-- 
2.38.1