<div dir="ltr">I got this when the DP1 went to sleep mode on scenario (3):<div><br></div><div><br></div><div>------------------------------------------------ 8< ------------------------------------------------<br></div>
<div><div>[16031.915938] [drm:i915_driver_open], <br></div><div>[16031.916651] [drm:i915_getparam], Unknown parameter 22</div><div>[16031.919833] [drm:i915_gem_context_create_ioctl], HW context 1 created</div><div>[16031.924433] [drm:i915_gem_context_destroy_ioctl], HW context 1 destroyed</div>
<div>[16032.479148] [drm:i915_driver_open], <br></div><div>[16032.479696] [drm:i915_getparam], Unknown parameter 22</div><div>[16032.482869] [drm:i915_gem_context_create_ioctl], HW context 1 created</div><div>[16032.488433] [drm:i915_gem_context_create_ioctl], HW context 2 created</div>
<div>[16032.703555] [drm:i915_gem_context_create_ioctl], HW context 3 created</div><div>[16031.915938] [drm:i915_driver_open], <br></div></div><div><div>[16031.916651] [drm:i915_getparam], Unknown parameter 22</div><div>[16031.919833] [drm:i915_gem_context_create_ioctl], HW context 1 created</div>
<div>[16031.924433] [drm:i915_gem_context_destroy_ioctl], HW context 1 destroyed</div><div>[16032.479148] [drm:i915_driver_open], <br></div><div>[16032.479696] [drm:i915_getparam], Unknown parameter 22</div><div>[16032.482869] [drm:i915_gem_context_create_ioctl], HW context 1 created</div>
<div>[16032.488433] [drm:i915_gem_context_create_ioctl], HW context 2 created</div><div>[16032.703555] [drm:i915_gem_context_create_ioctl], HW context 3 created</div><div>[16236.444611] [drm:drm_mode_getconnector], [CONNECTOR:7:?]<br>
</div></div><div><div>[16236.444626] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:7:LVDS-1]</div><div>[16236.444655] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:7:LVDS-1] probed modes :</div><div>
[16236.444660] [drm:drm_mode_debug_printmodeline], Modeline 23:"1920x1080" 60 142000 1920 1980 2028 2094 1080 1090 1100 1130 0x48 0x9</div><div>[16236.444672] [drm:drm_mode_getconnector], [CONNECTOR:7:?]</div><div>
[16236.445002] [drm:drm_mode_getconnector], [CONNECTOR:14:?]</div><div>[16236.445008] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:14:VGA-1]</div><div>[16236.445015] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0</div>
<div>[16236.445020] [drm:intel_crt_detect], CRT not detected via hotplug</div><div>[16236.457851] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga</div><div>[16236.457861] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]</div>
<div>[16236.457868] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:14:VGA-1] disconnected</div><div>[16236.457922] [drm:drm_mode_getconnector], [CONNECTOR:17:?]</div><div>[16236.457932] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:17:HDMI-A-1]</div>
<div>[16236.465879] [drm:gmbus_xfer], GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)</div><div>[16236.465890] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpc</div><div>[16236.465897] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:17:HDMI-A-1] disconnected</div>
<div>[16236.465944] [drm:drm_mode_getconnector], [CONNECTOR:21:?]</div><div>[16236.465951] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:21:DP-1]</div><div>[16236.466273] [drm:intel_dp_detect], DPCD: 11 0a 84 01 01 00 01 00 02 02 06 00 00 00 00</div>
<div>[16236.467320] [drm:i2c_algo_dp_aux_xfer], dp_aux_xfer return 2</div><div>[16236.494763] [drm:i2c_algo_dp_aux_xfer], dp_aux_xfer return 2</div><div>[16236.522117] [drm:i2c_algo_dp_aux_xfer], dp_aux_xfer return 2</div>
<div>[16236.522126] [drm:drm_detect_monitor_audio], Monitor has basic audio support</div><div>[16236.523244] [drm:i2c_algo_dp_aux_xfer], dp_aux_xfer return 2</div><div>[16236.550636] [drm:i2c_algo_dp_aux_xfer], dp_aux_xfer return 2</div>
<div>[16236.578083] [drm:i2c_algo_dp_aux_xfer], dp_aux_xfer return 2</div><div>[16236.578219] [drm:drm_edid_to_eld], ELD monitor DELL U2713HM</div><div>[16236.578228] [drm:drm_edid_to_eld], ELD size 9, SAD count 1</div></div>
<div>[16236.578292] [drm:drm_mode_debug_printmodeline], Modeline 83:"1440x576i" 0 27000 1440 1464 1590 1728 576 580 586 625 0x40 0x101a<br></div><div><div>[16236.578300] [drm:drm_mode_prune_invalid], Not using 1440x576i mode 3</div>
<div>[16236.578305] [drm:drm_mode_debug_printmodeline], Modeline 80:"1440x480i" 0 27000 1440 1478 1602 1716 480 488 494 525 0x40 0x101a</div><div>[16236.578311] [drm:drm_mode_prune_invalid], Not using 1440x480i mode 3</div>
<div>[16236.578322] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:21:DP-1] probed modes :</div><div>[16236.578327] [drm:drm_mode_debug_printmodeline], Modeline 11:"2560x1440" 60 241500 2560 2608 2640 2720 1440 1443 1448 1481 0x48 0x9</div>
<div>[16236.578334] [drm:drm_mode_debug_printmodeline], Modeline 29:"1920x1200" 60 193250 1920 2056 2256 2592 1200 1203 1209 1245 0x40 0x6</div><div>[16236.578340] [drm:drm_mode_debug_printmodeline], Modeline 55:"1920x1080" 50 148500 1920 2448 2492 2640 1080 1084 1089 1125 0x40 0x5</div>
<div>[16236.578346] [drm:drm_mode_debug_printmodeline], Modeline 41:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5</div><div>[16236.578351] [drm:drm_mode_debug_printmodeline], Modeline 22:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1082 1087 1125 0x40 0x5</div>
<div>[16236.578357] [drm:drm_mode_debug_printmodeline], Modeline 56:"1920x1080" 24 74250 1920 2558 2602 2750 1080 1084 1089 1125 0x40 0x5</div><div>[16236.578363] [drm:drm_mode_debug_printmodeline], Modeline 54:"1920x1080i" 50 74250 1920 2448 2492 2640 1080 1084 1094 1125 0x40 0x15</div>
<div>[16236.578369] [drm:drm_mode_debug_printmodeline], Modeline 42:"1920x1080i" 60 74250 1920 2008 2052 2200 1080 1084 1094 1125 0x40 0x15</div><div>[16236.578375] [drm:drm_mode_debug_printmodeline], Modeline 31:"1600x1200" 60 162000 1600 1664 1856 2160 1200 1201 1204 1250 0x40 0x5</div>
<div>[16236.578381] [drm:drm_mode_debug_printmodeline], Modeline 28:"1680x1050" 60 146250 1680 1784 1960 2240 1050 1053 1059 1089 0x40 0x6</div><div>[16236.578387] [drm:drm_mode_debug_printmodeline], Modeline 37:"1280x1024" 75 135000 1280 1296 1440 1688 1024 1025 1028 1066 0x40 0x5</div>
<div>[16236.578393] [drm:drm_mode_debug_printmodeline], Modeline 32:"1280x1024" 60 108000 1280 1328 1440 1688 1024 1025 1028 1066 0x40 0x5</div><div>[16236.578398] [drm:drm_mode_debug_printmodeline], Modeline 27:"1280x800" 60 83500 1280 1352 1480 1680 800 803 809 831 0x40 0x9</div>
<div>[16236.578405] [drm:drm_mode_debug_printmodeline], Modeline 30:"1152x864" 75 108000 1152 1216 1344 1600 864 865 868 900 0x40 0x5</div><div>[16236.578411] [drm:drm_mode_debug_printmodeline], Modeline 53:"1280x720" 50 74250 1280 1720 1760 1980 720 725 730 750 0x40 0x5</div>
<div>[16236.578417] [drm:drm_mode_debug_printmodeline], Modeline 43:"1280x720" 60 74250 1280 1390 1430 1650 720 725 730 750 0x40 0x5</div><div>[16236.578422] [drm:drm_mode_debug_printmodeline], Modeline 38:"1024x768" 75 78800 1024 1040 1136 1312 768 769 772 800 0x40 0x5</div>
<div>[16236.578428] [drm:drm_mode_debug_printmodeline], Modeline 39:"1024x768" 60 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa</div><div>[16236.578433] [drm:drm_mode_debug_printmodeline], Modeline 40:"800x600" 75 49500 800 816 896 1056 600 601 604 625 0x40 0x5</div>
<div>[16236.578440] [drm:drm_mode_debug_printmodeline], Modeline 33:"800x600" 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5</div><div>[16236.578445] [drm:drm_mode_debug_printmodeline], Modeline 51:"720x576" 50 27000 720 732 796 864 576 581 586 625 0x40 0xa</div>
<div>[16236.578451] [drm:drm_mode_debug_printmodeline], Modeline 45:"720x480" 60 27000 720 736 798 858 480 489 495 525 0x40 0xa</div><div>[16236.578457] [drm:drm_mode_debug_printmodeline], Modeline 34:"640x480" 75 31500 640 656 720 840 480 481 484 500 0x40 0xa</div>
<div>[16236.578463] [drm:drm_mode_debug_printmodeline], Modeline 35:"640x480" 60 25200 640 656 752 800 480 490 492 525 0x40 0xa</div><div>[16236.578468] [drm:drm_mode_debug_printmodeline], Modeline 48:"640x480" 60 25175 640 656 752 800 480 490 492 525 0x40 0xa</div>
<div>[16236.578474] [drm:drm_mode_debug_printmodeline], Modeline 36:"720x400" 70 28320 720 738 846 900 400 412 414 449 0x40 0x6</div><div>[16236.578556] [drm:drm_mode_getconnector], [CONNECTOR:21:?]</div></div><div>
------------------------------------------------ >8 ------------------------------------------------<br></div><div><br></div><div>After </div><div> $xrandr --output DP1 --off</div><div><br></div><div><br></div><div>
------------------------------------------------ 8< ------------------------------------------------<br></div><div><div>[16427.890836] [drm:drm_mode_getconnector], [CONNECTOR:7:?]</div><div>[16427.890851] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:7:LVDS-1]</div>
<div>[16427.890880] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:7:LVDS-1] probed modes :</div><div>[16427.890885] [drm:drm_mode_debug_printmodeline], Modeline 23:"1920x1080" 60 142000 1920 1980 2028 2094 1080 1090 1100 1130 0x48 0x9</div>
<div>[16427.890897] [drm:drm_mode_getconnector], [CONNECTOR:7:?]</div><div>[16427.891251] [drm:drm_mode_getconnector], [CONNECTOR:14:?]</div><div>[16427.891257] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:14:VGA-1]</div>
<div>[16427.891265] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0</div><div>[16427.891269] [drm:intel_crt_detect], CRT not detected via hotplug</div><div>[16427.906490] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga</div>
<div>[16427.906499] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]</div><div>[16427.906508] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:14:VGA-1] disconnected</div><div>[16427.906554] [drm:drm_mode_getconnector], [CONNECTOR:17:?]</div>
<div>[16427.906566] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:17:HDMI-A-1]</div><div>[16427.914490] [drm:gmbus_xfer], GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)</div><div>[16427.914500] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpc</div>
<div>[16427.914506] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:17:HDMI-A-1] disconnected</div><div>[16427.914552] [drm:drm_mode_getconnector], [CONNECTOR:21:?]</div><div>[16427.914559] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:21:DP-1]</div>
<div>[16427.914884] [drm:intel_dp_detect], DPCD: 11 0a 84 01 01 00 01 00 02 02 06 00 00 00 00</div><div>[16427.915930] [drm:i2c_algo_dp_aux_xfer], dp_aux_xfer return 2</div><div>[16427.943447] [drm:i2c_algo_dp_aux_xfer], dp_aux_xfer return 2</div>
<div>[16427.970847] [drm:i2c_algo_dp_aux_xfer], dp_aux_xfer return 2</div><div>[16427.970855] [drm:drm_detect_monitor_audio], Monitor has basic audio support</div><div>[16427.971915] [drm:i2c_algo_dp_aux_xfer], dp_aux_xfer return 2</div>
<div>[16427.999101] [drm:i2c_algo_dp_aux_xfer], dp_aux_xfer return 2</div><div>[16428.026517] [drm:i2c_algo_dp_aux_xfer], dp_aux_xfer return 2</div><div>[16428.026611] [drm:drm_edid_to_eld], ELD monitor DELL U2713HM</div>
<div>[16428.026617] [drm:drm_edid_to_eld], ELD size 9, SAD count 1</div><div>[16428.026671] [drm:drm_mode_debug_printmodeline], Modeline 83:"1440x576i" 0 27000 1440 1464 1590 1728 576 580 586 625 0x40 0x101a</div>
<div>[16428.026674] [drm:drm_mode_prune_invalid], Not using 1440x576i mode 3</div><div>[16428.026675] [drm:drm_mode_debug_printmodeline], Modeline 80:"1440x480i" 0 27000 1440 1478 1602 1716 480 488 494 525 0x40 0x101a</div>
<div>[16428.026677] [drm:drm_mode_prune_invalid], Not using 1440x480i mode 3</div><div>[16428.026680] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:21:DP-1] probed modes :</div><div>[16428.026682] [drm:drm_mode_debug_printmodeline], Modeline 11:"2560x1440" 60 241500 2560 2608 2640 2720 1440 1443 1448 1481 0x48 0x9</div>
<div>[16428.026683] [drm:drm_mode_debug_printmodeline], Modeline 29:"1920x1200" 60 193250 1920 2056 2256 2592 1200 1203 1209 1245 0x40 0x6</div><div>[16428.026685] [drm:drm_mode_debug_printmodeline], Modeline 55:"1920x1080" 50 148500 1920 2448 2492 2640 1080 1084 1089 1125 0x40 0x5</div>
<div>[16428.026687] [drm:drm_mode_debug_printmodeline], Modeline 41:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5</div><div>[16428.026688] [drm:drm_mode_debug_printmodeline], Modeline 22:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1082 1087 1125 0x40 0x5</div>
<div>[16428.026691] [drm:drm_mode_debug_printmodeline], Modeline 56:"1920x1080" 24 74250 1920 2558 2602 2750 1080 1084 1089 1125 0x40 0x5</div><div>[16428.026692] [drm:drm_mode_debug_printmodeline], Modeline 54:"1920x1080i" 50 74250 1920 2448 2492 2640 1080 1084 1094 1125 0x40 0x15</div>
<div>[16428.026694] [drm:drm_mode_debug_printmodeline], Modeline 42:"1920x1080i" 60 74250 1920 2008 2052 2200 1080 1084 1094 1125 0x40 0x15</div><div>[16428.026696] [drm:drm_mode_debug_printmodeline], Modeline 31:"1600x1200" 60 162000 1600 1664 1856 2160 1200 1201 1204 1250 0x40 0x5</div>
<div>[16428.026697] [drm:drm_mode_debug_printmodeline], Modeline 28:"1680x1050" 60 146250 1680 1784 1960 2240 1050 1053 1059 1089 0x40 0x6</div><div>[16428.026699] [drm:drm_mode_debug_printmodeline], Modeline 37:"1280x1024" 75 135000 1280 1296 1440 1688 1024 1025 1028 1066 0x40 0x5</div>
<div>[16428.026700] [drm:drm_mode_debug_printmodeline], Modeline 32:"1280x1024" 60 108000 1280 1328 1440 1688 1024 1025 1028 1066 0x40 0x5</div><div>[16428.026702] [drm:drm_mode_debug_printmodeline], Modeline 27:"1280x800" 60 83500 1280 1352 1480 1680 800 803 809 831 0x40 0x9</div>
<div>[16428.026704] [drm:drm_mode_debug_printmodeline], Modeline 30:"1152x864" 75 108000 1152 1216 1344 1600 864 865 868 900 0x40 0x5</div><div>[16428.026705] [drm:drm_mode_debug_printmodeline], Modeline 53:"1280x720" 50 74250 1280 1720 1760 1980 720 725 730 750 0x40 0x5</div>
<div>[16428.026707] [drm:drm_mode_debug_printmodeline], Modeline 43:"1280x720" 60 74250 1280 1390 1430 1650 720 725 730 750 0x40 0x5</div><div>[16428.026709] [drm:drm_mode_debug_printmodeline], Modeline 38:"1024x768" 75 78800 1024 1040 1136 1312 768 769 772 800 0x40 0x5</div>
<div>[16428.026710] [drm:drm_mode_debug_printmodeline], Modeline 39:"1024x768" 60 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa</div><div>[16428.026712] [drm:drm_mode_debug_printmodeline], Modeline 40:"800x600" 75 49500 800 816 896 1056 600 601 604 625 0x40 0x5</div>
<div>[16428.026714] [drm:drm_mode_debug_printmodeline], Modeline 33:"800x600" 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5</div><div>[16428.026715] [drm:drm_mode_debug_printmodeline], Modeline 51:"720x576" 50 27000 720 732 796 864 576 581 586 625 0x40 0xa</div>
<div>[16428.026717] [drm:drm_mode_debug_printmodeline], Modeline 45:"720x480" 60 27000 720 736 798 858 480 489 495 525 0x40 0xa</div><div>[16428.026719] [drm:drm_mode_debug_printmodeline], Modeline 34:"640x480" 75 31500 640 656 720 840 480 481 484 500 0x40 0xa</div>
<div>[16428.026720] [drm:drm_mode_debug_printmodeline], Modeline 35:"640x480" 60 25200 640 656 752 800 480 490 492 525 0x40 0xa</div><div>[16428.026722] [drm:drm_mode_debug_printmodeline], Modeline 48:"640x480" 60 25175 640 656 752 800 480 490 492 525 0x40 0xa</div>
<div>[16428.026724] [drm:drm_mode_debug_printmodeline], Modeline 36:"720x400" 70 28320 720 738 846 900 400 412 414 449 0x40 0x6</div><div>[16428.026754] [drm:drm_mode_getconnector], [CONNECTOR:21:?]</div><div>[16428.031681] [drm:intel_panel_actually_set_backlight], set backlight PWM = 0</div>
<div>[16428.031721] [drm:drm_mode_setcrtc], [CRTC:3]</div><div>[16428.031724] [drm:intel_crtc_set_config], [CRTC:3] [NOFB]</div><div>[16428.031729] [drm:intel_modeset_stage_output_state], [CONNECTOR:7:LVDS-1] to [NOCRTC]</div>
<div>[16428.031731] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch</div><div>[16428.031733] [drm:intel_modeset_stage_output_state], [CONNECTOR:21:DP-1] to [CRTC:5]</div><div>[16428.031736] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch</div>
</div><div><div>[16428.031738] [drm:intel_set_mode], set mode pipe masks: modeset: 0, prepare: 0, disable: 1</div><div>[16428.031747] [drm:intel_panel_actually_set_backlight], set backlight PWM = 0</div><div>[16428.422412] [drm:intel_disable_pch_pll], disable PCH PLL c6014 (active 1, on? 1) for crtc 3</div>
<div>[16428.422426] [drm:intel_disable_pch_pll], disabling PCH PLL c6014</div><div>[16428.422841] [drm:sandybridge_update_wm], FIFO watermarks For pipe B - plane 13, cursor: 6</div><div>[16428.422847] [drm:ironlake_check_srwm], watermark 1: display plane 25, fbc lines 3, cursor 6</div>
<div>[16428.422853] [drm:ironlake_check_srwm], watermark 2: display plane 33, fbc lines 3, cursor 6</div><div>[16428.422858] [drm:ironlake_check_srwm], watermark 3: display plane 169, fbc lines 4, cursor 10</div><div>[16428.422864] [drm:intel_update_fbc], fbc set to per-chip default</div>
<div>[16428.422867] [drm:intel_update_fbc], fbc disabled per module param</div><div>[16428.422892] [drm:intel_connector_check_state], [CONNECTOR:21:DP-1]</div><div>[16428.422901] [drm:intel_modeset_check_state], [ENCODER:8:LVDS-8]</div>
<div>[16428.422907] [drm:intel_modeset_check_state], [ENCODER:15:DAC-15]</div><div>[16428.422913] [drm:intel_modeset_check_state], [ENCODER:16:TMDS-16]</div><div>[16428.422918] [drm:intel_modeset_check_state], [ENCODER:20:TMDS-20]</div>
<div>[16428.422926] [drm:intel_modeset_check_state], [CRTC:3]</div><div>[16428.422930] [drm:intel_modeset_check_state], [CRTC:5]</div><div>[16428.424485] [drm:drm_mode_setcrtc], [CRTC:5]</div><div>[16428.424494] [drm:intel_crtc_set_config], [CRTC:5] [NOFB]</div>
<div>[16428.424504] [drm:intel_modeset_stage_output_state], [CONNECTOR:21:DP-1] to [NOCRTC]</div><div>[16428.424509] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch</div><div>[16428.424515] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch</div>
<div>[16428.424522] [drm:intel_set_mode], set mode pipe masks: modeset: 0, prepare: 0, disable: 2</div><div>[16428.424760] [drm:intel_dp_link_down], </div><div>[16428.498433] [drm:intel_disable_pch_pll], disable PCH PLL c6018 (active 1, on? 1) for crtc 5</div>
<div>[16428.498446] [drm:intel_disable_pch_pll], disabling PCH PLL c6018</div><div>[16428.498862] [drm:intel_update_fbc], no output, disabling</div><div>[16428.498884] [drm:intel_modeset_check_state], [ENCODER:8:LVDS-8]</div>
<div>[16428.498891] [drm:intel_modeset_check_state], [ENCODER:15:DAC-15]</div><div>[16428.498897] [drm:intel_modeset_check_state], [ENCODER:16:TMDS-16]</div><div>[16428.498902] [drm:intel_modeset_check_state], [ENCODER:20:TMDS-20]</div>
<div>[16428.498907] [drm:intel_modeset_check_state], [CRTC:3]</div><div>[16428.498911] [drm:intel_modeset_check_state], [CRTC:5]</div><div>[16428.503552] [drm:drm_mode_addfb], [FB:44]</div><div>[16428.503557] [drm:drm_mode_setcrtc], [CRTC:3]</div>
<div>[16428.503562] [drm:drm_mode_setcrtc], [CONNECTOR:7:LVDS-1]</div><div>[16428.503564] [drm:intel_crtc_set_config], [CRTC:3] [FB:44] #connectors=1 (x y) (0 0)</div><div>[16428.503567] [drm:intel_set_config_compute_mode_changes], crtc has no fb, full mode set</div>
<div>[16428.503569] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch</div><div>[16428.503571] [drm:intel_modeset_stage_output_state], [CONNECTOR:7:LVDS-1] to [CRTC:3]</div><div>[16428.503573] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch</div>
<div>[16428.503575] [drm:intel_crtc_set_config], attempting to set mode from userspace</div><div>[16428.503576] [drm:drm_mode_debug_printmodeline], Modeline 46:"" 0 142000 1920 1980 2028 2094 1080 1090 1100 1130 0x0 0x9</div>
<div>[16428.503580] [drm:intel_set_mode], set mode pipe masks: modeset: 1, prepare: 1, disable: 0</div><div>[16428.503583] [drm:intel_modeset_adjusted_mode], [CRTC:3]</div><div>[16428.503588] [drm:ironlake_get_refclk], using SSC reference clock of 120 MHz</div>
<div>[16428.503615] [drm:intel_choose_pipe_bpp_dither], clamping display bpc (was -1) to LVDS (6)</div><div>[16428.503616] [drm:intel_choose_pipe_bpp_dither], setting pipe bpc to 8 (max display bpc 6)</div><div>[16428.503620] [drm:ironlake_crtc_mode_set], Mode for pipe 0:</div>
<div>[16428.503622] [drm:drm_mode_debug_printmodeline], Modeline 46:"" 0 142000 1920 1980 2028 2094 1080 1090 1100 1130 0x0 0x9</div><div>[16428.503625] [drm:intel_get_pch_pll], CRTC:3 allocated PCH PLL c6014</div>
<div>[16428.503626] [drm:intel_get_pch_pll], using pll 0 for pipe 0</div><div>[16428.503628] [drm:intel_get_pch_pll], switching PLL c6014 off</div><div>[16428.503942] [drm:ironlake_check_fdi_lanes], checking fdi config on pipe 0, lanes 2</div>
<div>[16428.558327] [drm:ironlake_wait_for_vblank], vblank wait timed out</div><div>[16428.573429] [drm:ironlake_update_plane], Writing base 073F1000 00000000 0 0 12800</div><div>[16428.573440] [drm:intel_update_fbc], no output, disabling</div>
<div>[16428.573450] [drm:intel_crtc_mode_set], [ENCODER:8:LVDS-8] set [MODE:46:]</div><div>[16428.573458] [drm:sandybridge_update_wm], FIFO watermarks For pipe A - plane 9, cursor: 6</div><div>[16428.573464] [drm:ironlake_check_srwm], watermark 1: display plane 16, fbc lines 3, cursor 6</div>
<div>[16428.573470] [drm:ironlake_check_srwm], watermark 2: display plane 20, fbc lines 3, cursor 6</div><div>[16428.573474] [drm:ironlake_check_srwm], watermark 3: display plane 100, fbc lines 3, cursor 6</div><div>[16428.626340] [drm:ironlake_wait_for_vblank], vblank wait timed out</div>
<div>[16428.682378] [drm:ironlake_wait_for_vblank], vblank wait timed out</div><div>[16428.683199] [drm:gen6_fdi_link_train], FDI_RX_IIR 0x100</div><div>[16428.683206] [drm:gen6_fdi_link_train], FDI train 1 done.</div><div>
[16428.683861] [drm:gen6_fdi_link_train], FDI_RX_IIR 0x600</div></div><div><div>[16428.683865] [drm:gen6_fdi_link_train], FDI train 2 done.</div><div>[16428.683868] [drm:gen6_fdi_link_train], FDI train done.</div><div>[16428.683872] [drm:ironlake_enable_pch_pll], enable PCH PLL c6014 (active 0, on? 0)for crtc 3</div>
<div>[16428.683879] [drm:ironlake_enable_pch_pll], enabling PCH PLL c6014</div><div>[16428.685104] [drm:intel_update_fbc], fbc set to per-chip default</div><div>[16428.685107] [drm:intel_update_fbc], fbc disabled per module param</div>
<div>[16428.882262] [drm:intel_panel_get_max_backlight], max backlight PWM = 4648</div><div>[16428.882278] [drm:intel_panel_actually_set_backlight], set backlight PWM = 4648</div><div>[16428.890255] [drm:intel_connector_check_state], [CONNECTOR:7:LVDS-1]</div>
<div>[16428.890275] [drm:intel_modeset_check_state], [ENCODER:8:LVDS-8]</div><div>[16428.890282] [drm:intel_modeset_check_state], [ENCODER:15:DAC-15]</div><div>[16428.890288] [drm:intel_modeset_check_state], [ENCODER:16:TMDS-16]</div>
<div>[16428.890294] [drm:intel_modeset_check_state], [ENCODER:20:TMDS-20]</div><div>[16428.890299] [drm:intel_modeset_check_state], [CRTC:3]</div><div>[16428.890304] [drm:intel_modeset_check_state], [CRTC:5]</div><div>[16428.890441] [drm:intel_panel_actually_set_backlight], set backlight PWM = 4648</div>
<div>------------------------------------------------ >8 ------------------------------------------------<br></div></div><div><br></div><div><br></div></div><div class="gmail_extra"><br><br><div class="gmail_quote">2013/12/11 Raul Dias <span dir="ltr"><<a href="mailto:raul@dias.com.br" target="_blank">raul@dias.com.br</a>></span><br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">I will put into a few scenarios:<div><br></div><div><br></div><div>1 - LVDS1 + DP1</div><div><br></div><div>
Dell <span style="font-family:arial,sans-serif;font-size:12.800000190734863px">U2713HM using a Display Port cable (display) to a Mini Display Port (Notebook).</span></div>
<div><span style="font-family:arial,sans-serif;font-size:12.800000190734863px">No adapters.</span></div><div><span style="font-family:arial,sans-serif;font-size:12.800000190734863px"><br></span></div><div><span style="font-family:arial,sans-serif;font-size:12.800000190734863px">This is where the logs belongs to.</span></div>
<div><span style="font-family:arial,sans-serif;font-size:12.800000190734863px"><br></span></div><div><span style="font-family:arial,sans-serif;font-size:12.800000190734863px">Some random time after boot (15min, 1hour), t</span><span style="font-family:arial,sans-serif;font-size:12.800000190734863px">he DP1 screen will blank for a period between 2s to 5s and come back again.</span></div>
<div><font face="arial, sans-serif">This will keep repeating for 5 to 15 min endless.</font></div><div><font face="arial, sans-serif"><br></font></div><div><br></div><div><br></div><div><font face="arial, sans-serif">2 - LVDS1 + HDMI1</font></div>
<div><font face="arial, sans-serif"><br></font></div><div>In this case, the U2713M display is using the HDMI port and a HDMI do mini Display Port adapter.</div><div><br></div><div>I can get the 2560x1440 resolution only if I lower the frequence to 41hz or lower (which I believe is a HDMI limitation).</div>
<div><br></div><div>No problem at all.</div><div><br></div><div><br></div><div>3 - LVDS1 + DP1 + VIRTUAL2</div><div><br></div><div>Same as (1) with and extra screen on bumblebee: intel-virtual-output -b</div><div><br></div>
<div>This time the U2713M display enters in sleep mode instead of blanking and does not come back (by itself).</div><div>I believe this is the same trigger from (1), but for some reason it is not just blanking.</div><div>
<br></div><div>To revert this, I have to use xrandr to turn the display off and on (--auto).</div><div><br></div><div><br></div><div>4 - LVDS1 + HDMI1 + VIRTUAL2</div><div><br></div><div>Same as (2) with bumblebee.</div>
<div>
No problem at all too.</div><div><br></div><div><br></div><div>I am not sure if this could be a faulty display or cable if not the driver. (or how to detect it).</div><div><br></div><div><br></div><div><span style="font-family:arial,sans-serif;font-size:12.800000190734863px">Thanks again.
</span></div><div><span style="font-family:arial,sans-serif;font-size:12.800000190734863px">-rsd</span></div><div><span style="font-family:arial,sans-serif;font-size:12.800000190734863px"><br></span></div><div><br></div>
<div><br></div></div><div class="HOEnZb"><div class="h5"><div class="gmail_extra"><br><br><div class="gmail_quote">2013/12/11 Jani Nikula <span dir="ltr"><<a href="mailto:jani.nikula@linux.intel.com" target="_blank">jani.nikula@linux.intel.com</a>></span><br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div>On Tue, 10 Dec 2013, Raul Dias <<a href="mailto:raul@dias.com.br" target="_blank">raul@dias.com.br</a>> wrote:<br>
> Hello,<br>
><br>
</div><div>> The dmesg for the boot is this:<br>
> <a href="http://pastebin.com/aXJQiprL" target="_blank">http://pastebin.com/aXJQiprL</a><br>
<br>
</div>I was hoping for the dmesg from the start (which lets me check the<br>
kernel command line and i915 initialization).<br>
<div><br>
> The dmesg when the flashing started to occur:<br>
> <a href="http://pastebin.com/GkRcpK80" target="_blank">http://pastebin.com/GkRcpK80</a><br>
<br>
</div>I don't see anything particularly wrong with that. There's the<br>
occasional dimming of the backlight - that's not what you're referring<br>
to is it?<br>
<br>
Could you describe the problem a bit more please?<br>
<br>
BR,<br>
Jani.<br>
<div><div><br>
<br>
> I kept the config a simple as possible. No bumblebee, just LVDS1 and DP1<br>
> without adaptors.<br>
><br>
> my Xorg.0.log is this:<br>
> <a href="http://pastebin.com/2vK37TNr" target="_blank">http://pastebin.com/2vK37TNr</a><br>
><br>
><br>
><br>
> Thanks!<br>
> -rsd<br>
><br>
><br>
> 2013/12/10 Jani Nikula <<a href="mailto:jani.nikula@linux.intel.com" target="_blank">jani.nikula@linux.intel.com</a>><br>
><br>
>> On Mon, 09 Dec 2013, Raul Dias <<a href="mailto:raul@dias.com.br" target="_blank">raul@dias.com.br</a>> wrote:<br>
>> > Hello,<br>
>> ><br>
>> > I have a Dell L502x which have a optimus Graphic Pack:<br>
>> ><br>
>> > 00:02.0 VGA compatible controller: Intel Corporation 2nd Generation Core<br>
>> > Processor Family Integrated Graphics Controller (rev 09) (prog-if 00 [VGA<br>
>> > controller])<br>
>> > Subsystem: Dell Device 050e<br>
>> > Flags: bus master, fast devsel, latency 0, IRQ 51<br>
>> > Memory at f1400000 (64-bit, non-prefetchable) [size=4M]<br>
>> > Memory at e0000000 (64-bit, prefetchable) [size=256M]<br>
>> > I/O ports at 4000 [size=64]<br>
>> > Expansion ROM at <unassigned> [disabled]<br>
>> > Capabilities: [90] MSI: Enable+ Count=1/1 Maskable- 64bit-<br>
>> > Capabilities: [d0] Power Management version 2<br>
>> > Capabilities: [a4] PCI Advanced Features<br>
>> > Kernel driver in use: i915<br>
>> ><br>
>> ><br>
>> > Using driver:<br>
>> > 2.99.905+git20131023.b70390b4<br>
>> ><br>
>> > When I use a DELL U2713HM Monitor on the DisplayPort, it will flash<br>
>> blank<br>
>> > for 5 seconds in a 10 minutes interval.<br>
>> > The monitor is at 2560x1440 (60hz).<br>
>> ><br>
>> > This is not ideal, but I can live with.<br>
>> ><br>
>> ><br>
>> > The big problem is when using bumblebee with intel-virtual-output -b.<br>
>> ><br>
>> > In this case the monitor will enter in energy save state instead.<br>
>> ><br>
>> > The only way back is to turn it off and on with xrandr:<br>
>> ><br>
>> > xrandr --output DP1 --off<br>
>> > xrandr --output DP1 --auto<br>
>> ><br>
>> > The odd thing is if I use instead a Mini DisplayPort adapter to a Dual<br>
>> DVI<br>
>> > output, this problem will not happen.<br>
>> ><br>
>> > The downside of this solution is that I will need to add a new mode at<br>
>> 41hz<br>
>> > with:<br>
>> ><br>
>> > xrandr --newmode "2560x1440_41" 162.00 2560 2608 2640 2720 1440<br>
>> > 1443 1448 1468 +hsync +vsync<br>
>> ><br>
>> ><br>
>> > So, What I am looking at is the source of the problem:<br>
>> ><br>
>> > If the source of the problem is the driver, which debug information<br>
>> should<br>
>> > I provide?<br>
>><br>
>> Please provide dmesg with drm.debug=0xe module parameter from early boot<br>
>> to the problem. If the problem takes a long time to reproduce, you can<br>
>> provide two dmesgs, one from early boot and another covering the<br>
>> problem.<br>
>><br>
>> BR,<br>
>> Jani.<br>
>><br>
>><br>
>> ><br>
>> > Or is it a problem with the DP of the monitor?<br>
>> ><br>
>> > Or a problem with the Display Card?<br>
>> ><br>
>> > Or should I lower the frequency in the DisplayPort (as with the DVI)?<br>
>> ><br>
>> ><br>
>> > thanks<br>
>> > -rsd<br>
>> > _______________________________________________<br>
>> > Intel-gfx mailing list<br>
>> > <a href="mailto:Intel-gfx@lists.freedesktop.org" target="_blank">Intel-gfx@lists.freedesktop.org</a><br>
>> > <a href="http://lists.freedesktop.org/mailman/listinfo/intel-gfx" target="_blank">http://lists.freedesktop.org/mailman/listinfo/intel-gfx</a><br>
>><br>
>> --<br>
>> Jani Nikula, Intel Open Source Technology Center<br>
>><br>
<br>
--<br>
Jani Nikula, Intel Open Source Technology Center<br>
</div></div></blockquote></div><br></div>
</div></div></blockquote></div><br></div>