struct dc_surface_dcc_cap *output);
 };
 
-struct dc_stream_state_funcs {
-       bool (*adjust_vmin_vmax)(struct dc *dc,
-                       struct dc_stream_state **stream,
-                       int num_streams,
-                       int vmin,
-                       int vmax);
-       bool (*get_crtc_position)(struct dc *dc,
-                       struct dc_stream_state **stream,
-                       int num_streams,
-                       unsigned int *v_pos,
-                       unsigned int *nom_v_pos);
-
-       bool (*set_gamut_remap)(struct dc *dc,
-                       const struct dc_stream_state *stream);
-
-       bool (*program_csc_matrix)(struct dc *dc,
-                       struct dc_stream_state *stream);
-
-       void (*set_static_screen_events)(struct dc *dc,
-                       struct dc_stream_state **stream,
-                       int num_streams,
-                       const struct dc_static_screen_events *events);
-
-       void (*set_dither_option)(struct dc_stream_state *stream,
-                       enum dc_dither_option option);
-
-       void (*set_dpms)(struct dc *dc,
-                       struct dc_stream_state *stream,
-                       bool dpms_off);
-};
-
 struct link_training_settings;
 
 struct dc_link_funcs {
 struct dc {
        struct dc_caps caps;
        struct dc_cap_funcs cap_funcs;
-       struct dc_stream_state_funcs stream_funcs;
        struct dc_link_funcs link_funcs;
        struct dc_config config;
        struct dc_debug debug;