3 files changed, 13 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/inc/core_types.h b/drivers/gpu/drm/amd/display/dc/inc/core_types.h
index 26f3a55c35d7..555d4d9e1454 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/core_types.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/core_types.h
@@ -486,4 +486,11 @@ struct dc_state {
 	} perf_params;
 };
 
+struct dc_bounding_box_max_clk {
+	int max_dcfclk_mhz;
+	int max_dispclk_mhz;
+	int max_dppclk_mhz;
+	int max_phyclk_mhz;
+};
+
 #endif /* _CORE_TYPES_H_ */
diff --git a/drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h b/drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h
index 851b98299063..a3c1e9c56d8b 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h
@@ -217,8 +217,7 @@ void disable_dp_hpo_output(struct dc_link *link,
 void setup_dp_hpo_stream(struct pipe_ctx *pipe_ctx, bool enable);
 bool is_dp_128b_132b_signal(struct pipe_ctx *pipe_ctx);
 
-void dp_retrieve_lttpr_cap(struct dc_link *link);
-bool dp_apply_lttpr_mode(struct dc_link *link);
+bool dp_retrieve_lttpr_cap(struct dc_link *link);
 void edp_panel_backlight_power_on(struct dc_link *link);
 void dp_receiver_power_ctrl(struct dc_link *link, bool on);
 void dp_source_sequence_trace(struct dc_link *link, uint8_t dp_test_mode);
diff --git a/drivers/gpu/drm/amd/display/dc/inc/dc_link_dpia.h b/drivers/gpu/drm/amd/display/dc/inc/dc_link_dpia.h
index 74dafd0f9d3d..39c1d1d07357 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/dc_link_dpia.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/dc_link_dpia.h
@@ -87,6 +87,11 @@ union dpia_set_config_data {
  */
 enum dc_status dpcd_get_tunneling_device_data(struct dc_link *link);
 
+/* Query hot plug status of USB4 DP tunnel.
+ * Returns true if HPD high.
+ */
+bool dc_link_dpia_query_hpd_status(struct dc_link *link);
+
 /* Train DP tunneling link for USB4 DPIA display endpoint.
  * DPIA equivalent of dc_link_dp_perfrorm_link_training.
  * Aborts link training upon detection of sink unplug.