drm/amd/display: Add ability to override bounding box in DC construct

Add a dc_bounding_box_overrides struct to define bb overrides. It is
loaded in during DC init.
Signed-off-by: NJun Lei <Jun.Lei@amd.com>
Reviewed-by: NTony Cheng <Tony.Cheng@amd.com>
Acked-by: NLeo Li <sunpeng.li@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/core/dc.c

@@ -621,6 +621,8 @@ static bool construct(struct dc *dc,
 #endif
 
 	enum dce_version dc_version = DCE_VERSION_UNKNOWN;
+	memcpy(&dc->bb_overrides, &init_params->bb_overrides, sizeof(dc->bb_overrides));
+
 	dc_dceip = kzalloc(sizeof(*dc_dceip), GFP_KERNEL);
 	if (!dc_dceip) {
 		dm_error("%s: failed to create dceip\n", __func__);

drivers/gpu/drm/amd/display/dc/dc.h

@@ -268,6 +268,14 @@ struct dc_debug_data {
 	uint32_t auxErrorCount;
 };
 
+struct dc_bounding_box_overrides {
+	int sr_exit_time_ns;
+	int sr_enter_plus_exit_time_ns;
+	int urgent_latency_ns;
+	int percent_of_ideal_drambw;
+	int dram_clock_change_latency_ns;
+};
+
 struct dc_state;
 struct resource_pool;
 struct dce_hwseq;
@@ -277,6 +285,7 @@ struct dc {
 	struct dc_cap_funcs cap_funcs;
 	struct dc_config config;
 	struct dc_debug_options debug;
+	struct dc_bounding_box_overrides bb_overrides;
 	struct dc_context *ctx;
 
 	uint8_t link_count;
@@ -330,6 +339,7 @@ struct dc_init_data {
 	struct hw_asic_id asic_id;
 	void *driver; /* ctx */
 	struct cgs_device *cgs_device;
+	struct dc_bounding_box_overrides bb_overrides;
 
 	int num_virtual_links;
 	/*