i915/display/intel_dp_mst.c

159 						struct link_config_limits *limits,
181 	crtc_state->lane_count = limits->max_lane_count;
182 	crtc_state->port_clock = limits->max_rate;
283 					    struct link_config_limits *limits)
292 						     to_bpp_int(limits->link.max_bpp_x16),
293 						     to_bpp_int(limits->link.min_bpp_x16),
294 						     limits,
306 						struct link_config_limits *limits)
324 	max_bpp = min_t(u8, dsc_max_bpc * 3, limits->pipe.max_bpp);
325 	min_bpp = limits->pipe.min_bpp;
356 				 to_bpp_int(limits->link.max_bpp_x16));
360 				 to_bpp_int_roundup(limits->link.min_bpp_x16));
372 						     min_compressed_bpp, limits,
425 				 const struct link_config_limits *limits)
436 	if (is_uhbr_sink && !drm_dp_is_uhbr_rate(limits->max_rate))
448 					     struct link_config_limits *limits,
453 	int min_bpp_x16 = limits->link.min_bpp_x16;
455 	if (!hblank_expansion_quirk_needs_dsc(connector, crtc_state, limits))
472 		if (limits->link.max_bpp_x16 < to_bpp_x16(24))
475 		limits->link.min_bpp_x16 = to_bpp_x16(24);
480 	drm_WARN_ON(&i915->drm, limits->min_rate != limits->max_rate);
482 	if (limits->max_rate < 540000)
484 	else if (limits->max_rate < 810000)
487 	if (limits->link.min_bpp_x16 >= min_bpp_x16)
496 	if (limits->link.max_bpp_x16 < min_bpp_x16)
499 	limits->link.min_bpp_x16 = min_bpp_x16;
509 				   struct link_config_limits *limits)
515 	limits->min_rate = limits->max_rate =
518 	limits->min_lane_count = limits->max_lane_count =
521 	limits->pipe.min_bpp = intel_dp_min_bpp(crtc_state->output_format);
530 	limits->pipe.max_bpp = min(crtc_state->pipe_bpp, 24);
532 	intel_dp_adjust_compliance_config(intel_dp, crtc_state, limits);
537 						     limits))
542 							    limits,
559 	struct link_config_limits limits;
586 							 &limits);
590 						       conn_state, &limits);
612 							&limits))
627 							   conn_state, &limits);
632 						  conn_state, &limits,
726 					 struct intel_link_bw_limits *limits)
751 	limits->force_fec_pipes |= mst_pipe_mask;
762 				 struct intel_link_bw_limits *limits)
774 	ret = intel_link_bw_reduce_bpp(state, limits,
783  * @limits: link BW limits
786  * configuration is invalid @limits will be updated if possible to
788  * @state must be recomputed with the updated @limits.
792  *   - %-EAGAIN, if the configuration is invalid and @limits got updated
799 				   struct intel_link_bw_limits *limits)
807 		ret = intel_dp_mst_check_fec_change(state, mgr, limits);
812 					    limits);