CRTC info --------- CRTC 37: pipe: A, active=yes, (size=3840x2160), dither=no, bpp=30 fb: 100, pos: 0x0, size: 3840x2160 encoder 67: type: DDI C, connectors: connector 68: type: DP-2, status: connected, mode: id 0:"3840x2160" freq 60 clock 533250 hdisp 3840 hss 3888 hse 3920 htot 4000 vdisp 2160 vss 2163 vse 2168 vtot 2222 type 0x48 flags 0x9 cursor visible? no, position (0, 0), size 0x0, addr 0x00000000 num_scalers=2, scaler_users=0 scaler_id=-1, scalers[0]: use=no, mode=0, scalers[1]: use=no, mode=0 --Plane id 28: type=PRI, crtc_pos= 0x 0, crtc_size=3840x2160, src_pos=0.0000x0.0000, src_size=3840.0000x2160.0000, format=XR24 little-endian (0x34325258), rotation=0 (0x00000001) --Plane id 31: type=OVL, crtc_pos= 0x 0, crtc_size= 0x 0, src_pos=0.0000x0.0000, src_size=0.0000x0.0000, format=N/A, rotation=0 (0x00000001) --Plane id 34: type=CUR, crtc_pos= 0x 0, crtc_size= 0x 0, src_pos=0.0000x0.0000, src_size=0.0000x0.0000, format=N/A, rotation=0 (0x00000001) underrun reporting: cpu=no pch=yes CRTC 47: pipe: B, active=no, (size=0x0), dither=no, bpp=0 underrun reporting: cpu=yes pch=yes CRTC 57: pipe: C, active=no, (size=0x0), dither=no, bpp=0 underrun reporting: cpu=yes pch=yes Connector info -------------- connector 59: type DP-1, status: disconnected DPCD rev: 0 audio support: no DP branch device present: no modes: connector 65: type HDMI-A-1, status: disconnected audio support: no modes: connector 68: type DP-2, status: connected name: physical dimensions: 610x350mm subpixel order: Unknown CEA rev: 3 DPCD rev: 12 audio support: yes DP branch device present: no modes: id 74:"3840x2160" freq 60 clock 533250 hdisp 3840 hss 3888 hse 3920 htot 4000 vdisp 2160 vss 2163 vse 2168 vtot 2222 type 0x48 flags 0x9 id 78:"3840x2160" freq 30 clock 297000 hdisp 3840 hss 4016 hse 4104 htot 4400 vdisp 2160 vss 2168 vse 2178 vtot 2250 type 0x40 flags 0x5 id 105:"3840x2160" freq 30 clock 296703 hdisp 3840 hss 4016 hse 4104 htot 4400 vdisp 2160 vss 2168 vse 2178 vtot 2250 type 0x40 flags 0x5 id 77:"2560x1440" freq 60 clock 241500 hdisp 2560 hss 2608 hse 2640 htot 2720 vdisp 1440 vss 1443 vse 1448 vtot 1481 type 0x40 flags 0x9 id 76:"1920x1080" freq 60 clock 148500 hdisp 1920 hss 2008 hse 2052 htot 2200 vdisp 1080 vss 1084 vse 1089 vtot 1125 type 0x40 flags 0x5 id 104:"1920x1080" freq 60 clock 148352 hdisp 1920 hss 2008 hse 2052 htot 2200 vdisp 1080 vss 1084 vse 1089 vtot 1125 type 0x40 flags 0x5 id 84:"1680x1050" freq 60 clock 146250 hdisp 1680 hss 1784 hse 1960 htot 2240 vdisp 1050 vss 1053 vse 1059 vtot 1089 type 0x40 flags 0x6 id 83:"1600x900" freq 60 clock 108000 hdisp 1600 hss 1624 hse 1704 htot 1800 vdisp 900 vss 901 vse 904 vtot 1000 type 0x40 flags 0x5 id 93:"1280x1024" freq 75 clock 135000 hdisp 1280 hss 1296 hse 1440 htot 1688 vdisp 1024 vss 1025 vse 1028 vtot 1066 type 0x40 flags 0x5 id 82:"1280x1024" freq 60 clock 108000 hdisp 1280 hss 1328 hse 1440 htot 1688 vdisp 1024 vss 1025 vse 1028 vtot 1066 type 0x40 flags 0x5 id 85:"1440x900" freq 60 clock 106500 hdisp 1440 hss 1520 hse 1672 htot 1904 vdisp 900 vss 903 vse 909 vtot 934 type 0x40 flags 0x6 id 80:"1280x800" freq 60 clock 83500 hdisp 1280 hss 1352 hse 1480 htot 1680 vdisp 800 vss 803 vse 809 vtot 831 type 0x40 flags 0x6 id 79:"1152x864" freq 75 clock 108000 hdisp 1152 hss 1216 hse 1344 htot 1600 vdisp 864 vss 865 vse 868 vtot 900 type 0x40 flags 0x5 id 81:"1280x720" freq 60 clock 74250 hdisp 1280 hss 1390 hse 1430 htot 1650 vdisp 720 vss 725 vse 730 vtot 750 type 0x40 flags 0x5 id 106:"1280x720" freq 60 clock 74176 hdisp 1280 hss 1390 hse 1430 htot 1650 vdisp 720 vss 725 vse 730 vtot 750 type 0x40 flags 0x5 id 94:"1024x768" freq 75 clock 78750 hdisp 1024 hss 1040 hse 1136 htot 1312 vdisp 768 vss 769 vse 772 vtot 800 type 0x40 flags 0x5 id 95:"1024x768" freq 70 clock 75000 hdisp 1024 hss 1048 hse 1184 htot 1328 vdisp 768 vss 771 vse 777 vtot 806 type 0x40 flags 0xa id 96:"1024x768" freq 60 clock 65000 hdisp 1024 hss 1048 hse 1184 htot 1344 vdisp 768 vss 771 vse 777 vtot 806 type 0x40 flags 0xa id 97:"832x624" freq 75 clock 57284 hdisp 832 hss 864 hse 928 htot 1152 vdisp 624 vss 625 vse 628 vtot 667 type 0x40 flags 0xa id 98:"800x600" freq 75 clock 49500 hdisp 800 hss 816 hse 896 htot 1056 vdisp 600 vss 601 vse 604 vtot 625 type 0x40 flags 0x5 id 101:"800x600" freq 72 clock 50000 hdisp 800 hss 856 hse 976 htot 1040 vdisp 600 vss 637 vse 643 vtot 666 type 0x40 flags 0x5 id 86:"800x600" freq 60 clock 40000 hdisp 800 hss 840 hse 968 htot 1056 vdisp 600 vss 601 vse 605 vtot 628 type 0x40 flags 0x5 id 87:"800x600" freq 56 clock 36000 hdisp 800 hss 824 hse 896 htot 1024 vdisp 600 vss 601 vse 603 vtot 625 type 0x40 flags 0x5 id 88:"640x480" freq 75 clock 31500 hdisp 640 hss 656 hse 720 htot 840 vdisp 480 vss 481 vse 484 vtot 500 type 0x40 flags 0xa id 89:"640x480" freq 73 clock 31500 hdisp 640 hss 664 hse 704 htot 832 vdisp 480 vss 489 vse 492 vtot 520 type 0x40 flags 0xa id 90:"640x480" freq 67 clock 30240 hdisp 640 hss 704 hse 768 htot 864 vdisp 480 vss 483 vse 486 vtot 525 type 0x40 flags 0xa id 107:"640x480" freq 60 clock 25200 hdisp 640 hss 656 hse 752 htot 800 vdisp 480 vss 490 vse 492 vtot 525 type 0x40 flags 0xa id 91:"640x480" freq 60 clock 25175 hdisp 640 hss 656 hse 752 htot 800 vdisp 480 vss 490 vse 492 vtot 525 type 0x40 flags 0xa id 92:"720x400" freq 70 clock 28320 hdisp 720 hss 738 hse 846 htot 900 vdisp 400 vss 412 vse 414 vtot 449 type 0x40 flags 0x6