drm/amd/display: move build test pattern params as part of pipe resource update for odm

[why]
Move built test pattern as part of pipe resource update for odm to ensure we rebuild
test pattern params every time we have an ODM update

Reviewed-by: George Shen <[e-mail]>
Acked-by: Roman Li <[e-mail]>
Signed-off-by: Wenjing Liu <[e-mail]>
Signed-off-by: Alex Deucher <[e-mail]>

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

···
 			BREAK_TO_DEBUGGER();
 			goto fail;
 		}
-
-		for (i = 0; i < context->stream_count; i++) {
-			struct pipe_ctx *otg_master = resource_get_otg_master_for_stream(&context->res_ctx,
-					context->streams[i]);
-
-			if (otg_master && otg_master->stream->test_pattern.type != DP_TEST_PATTERN_VIDEO_MODE)
-				resource_build_test_pattern_params(&context->res_ctx, otg_master);
-		}
 	}
 	update_seamless_boot_flags(dc, context, surface_count, stream);
 
···
  			}
 
 			if (stream_update->pending_test_pattern) {
-				dc_link_dp_set_test_pattern(stream->link,
+				/*
+				 * test pattern params depends on ODM topology
+				 * changes that we could be applying to front
+				 * end. Since at the current stage front end
+				 * changes are not yet applied. We can only
+				 * apply test pattern in hw based on current
+				 * state and populate the final test pattern
+				 * params in new state. If current and new test
+				 * pattern params are different as result of
+				 * different ODM topology being used, it will be
+				 * detected and handle during front end
+				 * programming update.
+				 */
+				dc->link_srv->dp_set_test_pattern(stream->link,
 					stream->test_pattern.type,
 					stream->test_pattern.color_space,
 					stream->test_pattern.p_link_settings,
 					stream->test_pattern.p_custom_pattern,
 					stream->test_pattern.cust_pattern_size);
+				resource_build_test_pattern_params(&context->res_ctx, pipe_ctx);
 			}
 
 			if (stream_update->dpms_off) {

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

···
 	controller_color_space = convert_dp_to_controller_color_space(
 			otg_master->stream->test_pattern.color_space);
 
+	if (controller_test_pattern == CONTROLLER_DP_TEST_PATTERN_VIDEOMODE)
+		return;
+
 	odm_cnt = resource_get_opp_heads_for_otg_master(otg_master, res_ctx, opp_heads);
 
 	odm_slice_width = h_active / odm_cnt;
···
 
 	if (pool->funcs->build_pipe_pix_clk_params)
 		pool->funcs->build_pipe_pix_clk_params(otg_master);
+
+	if (otg_master->stream->test_pattern.type != DP_TEST_PATTERN_VIDEO_MODE)
+		resource_build_test_pattern_params(&context->res_ctx, otg_master);
 	return result;
 }
 
···
 {
 	dml2_options->callbacks.dc = dc;
 	dml2_options->callbacks.build_scaling_params = &resource_build_scaling_params;
+	dml2_options->callbacks.build_test_pattern_params = &resource_build_test_pattern_params;
 	dml2_options->callbacks.acquire_secondary_pipe_for_mpc_odm = &dc_resource_acquire_secondary_pipe_for_mpc_odm_legacy;
 	dml2_options->callbacks.update_pipes_for_stream_with_slice_count = &resource_update_pipes_for_stream_with_slice_count;
 	dml2_options->callbacks.update_pipes_for_plane_with_slice_count = &resource_update_pipes_for_plane_with_slice_count;

drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c

···
 					return false;
 			}
 		}
+
+		for (i = 0; i < context->stream_count; i++) {
+			struct pipe_ctx *otg_master = resource_get_otg_master_for_stream(&context->res_ctx,
+					context->streams[i]);
+
+			if (otg_master && otg_master->stream->test_pattern.type != DP_TEST_PATTERN_VIDEO_MODE)
+				resource_build_test_pattern_params(&context->res_ctx, otg_master);
+		}
 	}
 	return true;
 }

drivers/gpu/drm/amd/display/dc/dml2/dml2_dc_resource_mgmt.c

···
 				ASSERT(false);
 			}
 		}
+
+		if (ctx->config.callbacks.build_test_pattern_params &&
+				pipe->stream &&
+				pipe->prev_odm_pipe == NULL &&
+				pipe->top_pipe == NULL)
+			ctx->config.callbacks.build_test_pattern_params(&state->res_ctx, pipe);
 	}
 
 	return true;

drivers/gpu/drm/amd/display/dc/dml2/dml2_wrapper.h

···
 struct dml2_dc_callbacks {
 	struct dc *dc;
 	bool (*build_scaling_params)(struct pipe_ctx *pipe_ctx);
+	void (*build_test_pattern_params)(struct resource_context *res_ctx, struct pipe_ctx *otg_master);
 	bool (*can_support_mclk_switch_using_fw_based_vblank_stretch)(struct dc *dc, struct dc_state *context);
 	bool (*acquire_secondary_pipe_for_mpc_odm)(const struct dc *dc, struct dc_state *state, struct pipe_ctx *pri_pipe, struct pipe_ctx *sec_pipe, bool odm);
 	bool (*update_pipes_for_stream_with_slice_count)(