127  * intel_dp_is_edp - is the given port attached to an eDP panel (either CPU or PCH)
130  * If a CPU or PCH DP output is attached to an eDP panel, this function
186 	 * Some broken eDP sinks illegally declare support for  in max_dprx_rate()
224 		/* Needed, e.g., for Apple MBP 2017, 15 inch eDP Retina panel */  in intel_dp_set_dpcd_sink_rates()
492 	/* eDP MSO is not compatible with joiner */  in intel_dp_has_joiner()
547 		int edp_max_rate = connector->panel.vbt.edp.max_link_rate;  in vbt_max_link_rate()
1403 	    connector->panel.vbt.edp.dsc_disable)  in intel_dp_has_dsc()
1607 	/* eDP 1.4 rate select method. */  in intel_dp_compute_rate()
1723 		    connector->panel.vbt.edp.bpp &&  in intel_dp_max_bpp()
1724 		    connector->panel.vbt.edp.bpp < bpp) {  in intel_dp_max_bpp()
1726 				    "clamping bpp for eDP panel to BIOS-provided %i\n",  in intel_dp_max_bpp()
1727 				    connector->panel.vbt.edp.bpp);  in intel_dp_max_bpp()
1728 			bpp = connector->panel.vbt.edp.bpp;  in intel_dp_max_bpp()
2304 		/* For eDP use max bpp that can be supported with DSC. */  in intel_edp_dsc_compute_pipe_bpp()
2337 	 * Though eDP v1.5 supports FEC with DSC, unlike DP, it is optional.  in intel_dp_fec_compute_config()
2339 	 * eDP. Until, there is a good reason to do so.  in intel_dp_fec_compute_config()
2567 		 * Use the maximum clock and number of lanes the eDP panel  in intel_dp_compute_config_limits()
2650 		 * eDP 1.3 and 1.4 panels don't work well with fast and narrow.  in intel_dp_compute_link_config()
2891 		 * Prepare VSC Header for SU as per eDP 1.4 spec, Table 6-11  in intel_dp_compute_vsc_sdp()
2900 		 * VSC SDP supporting 3D stereo + PSR (applies to eDP v1.3 or  in intel_dp_compute_vsc_sdp()
2986 		pipe_config->msa_timing_delay = connector->panel.vbt.edp.drrs_msa_timing_delay;  in intel_dp_drrs_compute_config()
3654 	 * setup (eDP) or detect.  in intel_dp_sync_state()
4206 	if (connector->panel.vbt.edp.bpp && pipe_bpp > connector->panel.vbt.edp.bpp) {  in intel_edp_fixup_vbt_bpp()
4211 		 * bpp and 1.62 GHz link bandwidth for eDP, which for reasons  in intel_edp_fixup_vbt_bpp()
4216 		 * Note: This will still be broken if the eDP panel is not lit  in intel_edp_fixup_vbt_bpp()
4221 			    "pipe has %d bpp for eDP panel, overriding BIOS-provided max %d bpp\n",  in intel_edp_fixup_vbt_bpp()
4222 			    pipe_bpp, connector->panel.vbt.edp.bpp);  in intel_edp_fixup_vbt_bpp()
4223 		connector->panel.vbt.edp.bpp = pipe_bpp;  in intel_edp_fixup_vbt_bpp()
4295 			 * Some broken eDP sinks illegally declare support for  in intel_edp_set_sink_rates()
4340 	 * Read the eDP display control registers.  in intel_edp_init_dpcd()
4344 	 * set, but require eDP 1.4+ detection (e.g. for supported link rates  in intel_edp_init_dpcd()
4351 		drm_dbg_kms(display->drm, "eDP DPCD: %*ph\n",  in intel_edp_init_dpcd()
4373 	/* Read the eDP DSC DPCD registers */  in intel_edp_init_dpcd()
4406 	 * Don't clobber cached eDP rates. Also skip re-reading  in intel_dp_get_dpcd()
4837 		 *   first scan line of the SU region (applies to eDP v1.4b  in intel_dp_vsc_sdp_unpack()
5816 	/* Can't disconnect eDP */  in intel_dp_detect()
6292 		 * vdd off can generate a long/short pulse on eDP which  in intel_dp_hpd_pulse()
6298 			    "ignoring %s hpd on eDP [ENCODER:%d:%s]\n",  in intel_dp_hpd_pulse()
6343 	 * eDP not supported on g4x. so bail out early just  in _intel_dp_is_port_edp()
6462 	 * eDP and LVDS bail out early in this case to prevent interfering  in intel_edp_init_connector()
6469 			 "LVDS was detected, not registering eDP\n");  in intel_edp_init_connector()
6479 			 "[ENCODER:%d:%s] unusable PPS, disabling eDP\n",  in intel_edp_init_connector()
6500 	/* Cache DPCD and EDID for edp. */  in intel_edp_init_connector()
6506 			 "[ENCODER:%d:%s] failed to retrieve link info, disabling eDP\n",  in intel_edp_init_connector()
6515 	 * ... expect on devices that forgot to hook HPD up for eDP  in intel_edp_init_connector()
6529 				 "[ENCODER:%d:%s] HPD is down, disabling eDP\n",  in intel_edp_init_connector()
6544 				 "[ENCODER:%d:%s] VGA converter detected, disabling eDP\n",  in intel_edp_init_connector()
6583 	/* fallback to VBT if available for eDP */  in intel_edp_init_connector()
6591 			 "[ENCODER:%d:%s] failed to find fixed mode for the panel, disabling eDP\n",  in intel_edp_init_connector()
6638 		 * Currently we don't support eDP on TypeC ports for DISPLAY_VER < 30,  in intel_dp_init_connector()
6646 		/* eDP only on port B and/or C on vlv/chv */  in intel_dp_init_connector()
6666 		    type == DRM_MODE_CONNECTOR_eDP ? "eDP" : "DP",  in intel_dp_init_connector()