700 		 * to mean "eDP". The VBT spec doesn't agree with that  in parse_driver_features()
765 		i915->vbt.edp.hobl = power->hobl & BIT(panel_type);  in parse_power_conservation_features()
771 	const struct bdb_edp *edp;  in parse_edp()  local
776 	edp = find_section(bdb, BDB_EDP);  in parse_edp()
777 	if (!edp)  in parse_edp()
780 	switch ((edp->color_depth >> (panel_type * 2)) & 3) {  in parse_edp()
782 		i915->vbt.edp.bpp = 18;  in parse_edp()
785 		i915->vbt.edp.bpp = 24;  in parse_edp()
788 		i915->vbt.edp.bpp = 30;  in parse_edp()
792 	/* Get the eDP sequencing and link info */  in parse_edp()
793 	edp_pps = &edp->power_seqs[panel_type];  in parse_edp()
794 	edp_link_params = &edp->fast_link_params[panel_type];  in parse_edp()
796 	i915->vbt.edp.pps = *edp_pps;  in parse_edp()
800 		i915->vbt.edp.rate = DP_LINK_BW_1_62;  in parse_edp()
803 		i915->vbt.edp.rate = DP_LINK_BW_2_7;  in parse_edp()
807 			    "VBT has unknown eDP link rate value %u\n",  in parse_edp()
814 		i915->vbt.edp.lanes = 1;  in parse_edp()
817 		i915->vbt.edp.lanes = 2;  in parse_edp()
820 		i915->vbt.edp.lanes = 4;  in parse_edp()
824 			    "VBT has unknown eDP lane count value %u\n",  in parse_edp()
831 		i915->vbt.edp.preemphasis = DP_TRAIN_PRE_EMPH_LEVEL_0;  in parse_edp()
834 		i915->vbt.edp.preemphasis = DP_TRAIN_PRE_EMPH_LEVEL_1;  in parse_edp()
837 		i915->vbt.edp.preemphasis = DP_TRAIN_PRE_EMPH_LEVEL_2;  in parse_edp()
840 		i915->vbt.edp.preemphasis = DP_TRAIN_PRE_EMPH_LEVEL_3;  in parse_edp()
844 			    "VBT has unknown eDP pre-emphasis value %u\n",  in parse_edp()
851 		i915->vbt.edp.vswing = DP_TRAIN_VOLTAGE_SWING_LEVEL_0;  in parse_edp()
854 		i915->vbt.edp.vswing = DP_TRAIN_VOLTAGE_SWING_LEVEL_1;  in parse_edp()
857 		i915->vbt.edp.vswing = DP_TRAIN_VOLTAGE_SWING_LEVEL_2;  in parse_edp()
860 		i915->vbt.edp.vswing = DP_TRAIN_VOLTAGE_SWING_LEVEL_3;  in parse_edp()
864 			    "VBT has unknown eDP voltage swing value %u\n",  in parse_edp()
874 			i915->vbt.edp.low_vswing =  in parse_edp()
877 			vswing = (edp->edp_vswing_preemph >> (panel_type * 4)) & 0xF;  in parse_edp()
878 			i915->vbt.edp.low_vswing = vswing == 0;  in parse_edp()
1935 …    "Port %c VBT info: CRT:%d DVI:%d HDMI:%d DP:%d eDP:%d LSPCON:%d USB-Type-C:%d TBT:%d DSC:%d\n",  in parse_ddi_port()
2587  * intel_bios_is_port_edp - is the device in given port eDP
2591  * Return true if the device in %port is eDP.