drm/amd/display: Add bypass COLOR PIPELINE

Add the default Bypass pipeline and ensure it passes the
kms_colorop test plane-XR30-XR30-bypass.

Signed-off-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Reviewed-by: Daniel Stone <daniels@collabora.com>
Signed-off-by: Simon Ser <contact@emersion.fr>
Link: https://patch.msgid.link/20251115000237.3561250-27-alex.hung@amd.com

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_plane.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_plane.c
index e027798ece03226338a4ff6ca9e06eb77436bac4..877fd221c81ad69ee41de5d29f2cfb10d4f0142d 100644 (file)
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_plane.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_plane.c
@@ -1782,6 +1782,21 @@ dm_atomic_plane_get_property(struct drm_plane *plane,
 
        return 0;
 }
+#else
+
+#define MAX_COLOR_PIPELINES 5
+
+static int
+dm_plane_init_colorops(struct drm_plane *plane)
+{
+       struct drm_prop_enum_list pipelines[MAX_COLOR_PIPELINES];
+       int len = 0;
+
+       /* Create COLOR_PIPELINE property and attach */
+       drm_plane_create_color_pipeline_property(plane, pipelines, len);
+
+       return 0;
+}
 #endif
 
 static const struct drm_plane_funcs dm_plane_funcs = {
@@ -1890,7 +1905,12 @@ int amdgpu_dm_plane_init(struct amdgpu_display_manager *dm,
 
 #ifdef AMD_PRIVATE_COLOR
        dm_atomic_plane_attach_color_mgmt_properties(dm, plane);
+#else
+       res = dm_plane_init_colorops(plane);
+       if (res)
+               return res;
 #endif
+
        /* Create (reset) the plane state */
        if (plane->funcs->reset)
                plane->funcs->reset(plane);