Attachment 97792 Details for Bug 77297 – dmesg

dmesg

intel_display.c_768_0422.dmesg (text/plain), 125.33 KB, created by Guo Jinxian on 2014-04-23 02:05:02 UTC

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Creator: Guo Jinxian

Created: 2014-04-23 02:05:02 UTC

Size: 125.33 KB

patch

obsolete

>[  154.151990] [drm:intel_crtc_cursor_set] cursor off
>[  154.151996] [drm:intel_crtc_set_config] [CRTC:9] [FB:44] #connectors=1 (x y) (0 0)
>[  154.152106] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:9], mode_changed=0, fb_changed=0
>[  154.152112] [drm:intel_modeset_stage_output_state] [CONNECTOR:23:eDP-1] to [CRTC:5]
>[  154.152117] [drm:intel_modeset_stage_output_state] [CONNECTOR:19:DP-1] to [CRTC:9]
>[  154.152221] [drm:i915_gem_open] 
>[  154.154189] [drm:i915_gem_open] 
>[  154.154438] [drm:i915_gem_open] 
>[  154.155510] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  154.155540] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  154.155569] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  154.155585] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  154.155605] [drm:drm_mode_getconnector] [CONNECTOR:19:?]
>[  154.155614] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:19:DP-1]
>[  154.155708] [drm:intel_dp_detect] [CONNECTOR:19:DP-1]
>[  154.156075] [drm:intel_dp_get_dpcd] DPCD: 11 06 84 00 00 00 00 00 00 00 00 00 00 00 00
>[  154.229342] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[  154.229527] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:19:DP-1] probed modes :
>[  154.229536] [drm:drm_mode_debug_printmodeline] Modeline 30:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[  154.229543] [drm:drm_mode_debug_printmodeline] Modeline 32:"1600x1200" 60 162000 1600 1664 1856 2160 1200 1201 1204 1250 0x40 0x5
>[  154.229549] [drm:drm_mode_debug_printmodeline] Modeline 38:"1280x1024" 75 135000 1280 1296 1440 1688 1024 1025 1028 1066 0x40 0x5
>[  154.229555] [drm:drm_mode_debug_printmodeline] Modeline 31:"1280x1024" 60 108000 1280 1328 1440 1688 1024 1025 1028 1066 0x40 0x5
>[  154.229561] [drm:drm_mode_debug_printmodeline] Modeline 33:"1152x864" 75 108000 1152 1216 1344 1600 864 865 868 900 0x40 0x5
>[  154.229567] [drm:drm_mode_debug_printmodeline] Modeline 39:"1024x768" 75 78800 1024 1040 1136 1312 768 769 772 800 0x40 0x5
>[  154.229573] [drm:drm_mode_debug_printmodeline] Modeline 40:"1024x768" 60 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa
>[  154.229580] [drm:drm_mode_debug_printmodeline] Modeline 41:"800x600" 75 49500 800 816 896 1056 600 601 604 625 0x40 0x5
>[  154.229586] [drm:drm_mode_debug_printmodeline] Modeline 34:"800x600" 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5
>[  154.229592] [drm:drm_mode_debug_printmodeline] Modeline 35:"640x480" 75 31500 640 656 720 840 480 481 484 500 0x40 0xa
>[  154.229598] [drm:drm_mode_debug_printmodeline] Modeline 36:"640x480" 60 25200 640 656 752 800 480 490 492 525 0x40 0xa
>[  154.229604] [drm:drm_mode_debug_printmodeline] Modeline 37:"720x400" 70 28320 720 738 846 900 400 412 414 449 0x40 0x6
>[  154.229626] [drm:drm_mode_getconnector] [CONNECTOR:19:?]
>[  154.229675] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  154.229693] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  154.229853] [drm:drm_mode_addfb2] [FB:45]
>[  154.341530] [drm:drm_mode_setcrtc] [CRTC:5]
>[  154.341578] [drm:drm_mode_setcrtc] [CONNECTOR:19:DP-1]
>[  154.341585] [drm:intel_crtc_set_config] [CRTC:5] [FB:45] #connectors=1 (x y) (0 0)
>[  154.341634] [drm:intel_set_config_compute_mode_changes] modes are different, full mode set
>[  154.341642] [drm:drm_mode_debug_printmodeline] Modeline 42:"1920x1080" 60 138780 1920 1966 1996 2080 1080 1082 1086 1112 0x48 0xa
>[  154.341648] [drm:drm_mode_debug_printmodeline] Modeline 46:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[  154.341653] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:5], mode_changed=1, fb_changed=1
>[  154.341657] [drm:intel_modeset_stage_output_state] [CONNECTOR:23:eDP-1] to [NOCRTC]
>[  154.341661] [drm:intel_modeset_stage_output_state] encoder changed, full mode switch
>[  154.341666] [drm:intel_modeset_stage_output_state] [CONNECTOR:19:DP-1] to [CRTC:5]
>[  154.341670] [drm:intel_modeset_stage_output_state] crtc changed, full mode switch
>[  154.341673] [drm:intel_modeset_stage_output_state] crtc changed, full mode switch
>[  154.341677] [drm:intel_modeset_stage_output_state] crtc disabled, full mode switch
>[  154.341697] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 1, prepare: 1, disable: 2
>[  154.341718] [drm:connected_sink_compute_bpp] [CONNECTOR:19:DP-1] checking for sink bpp constrains
>[  154.341724] [drm:intel_dp_compute_config] DP link computation with max lane count 4 max bw 06 pixel clock 154000KHz
>[  154.341736] [drm:intel_dp_compute_config] DP link bw 06 lane count 4 clock 162000 bpp 24
>[  154.341740] [drm:intel_dp_compute_config] DP link bw required 369600 available 518400
>[  154.341746] [drm:intel_modeset_pipe_config] plane bpp: 24, pipe bpp: 24, dithering: 0
>[  154.341751] [drm:intel_dump_pipe_config] [CRTC:5][modeset] config for pipe A
>[  154.341754] [drm:intel_dump_pipe_config] cpu_transcoder: A
>[  154.341758] [drm:intel_dump_pipe_config] pipe bpp: 24, dithering: 0
>[  154.341763] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[  154.341768] [drm:intel_dump_pipe_config] dp: 1, gmch_m: 5980766, gmch_n: 8388608, link_m: 249198, link_n: 262144, tu: 64
>[  154.341772] [drm:intel_dump_pipe_config] requested mode:
>[  154.341778] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[  154.341781] [drm:intel_dump_pipe_config] adjusted mode:
>[  154.341787] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[  154.341793] [drm:intel_dump_crtc_timings] crtc timings: 154000 1920 1968 2000 2080 1200 1203 1209 1235, type: 0x48 flags: 0x9
>[  154.341797] [drm:intel_dump_pipe_config] port clock: 162000
>[  154.341801] [drm:intel_dump_pipe_config] pipe src size: 1920x1200
>[  154.341805] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[  154.341809] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[  154.341813] [drm:intel_dump_pipe_config] ips: 0
>[  154.341816] [drm:intel_dump_pipe_config] double wide: 0
>[  154.366223] [drm:intel_dp_link_down] 
>[  154.418041] ------------[ cut here ]------------
>[  154.418085] WARNING: CPU: 0 PID: 3643 at drivers/gpu/drm/i915/intel_display.c:768 intel_wait_for_vblank+0x1b2/0x1d6 [i915]()
>[  154.418089] vblank wait timed out
>[  154.418092] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_timer snd soundcore battery ac acpi_cpufreq i915 video button drm_kms_helper drm joydev
>[  154.418132] CPU: 0 PID: 3643 Comm: testdisplay Tainted: G        W    3.14.0_drm-intel-testing_0e078e_20140417_+ #33
>[  154.418136]  0000000000000009 ffff880070cdd9a8 ffffffff8181eeba 0000000000000006
>[  154.418146]  ffff880070cdd9f8 ffff880070cdd9e8 ffffffff8103c01c 0000000000000286
>[  154.418154]  ffffffffa00b871a ffff880003448000 00000000001f1040 000000000000206f
>[  154.418163] Call Trace:
>[  154.418174]  [<ffffffff8181eeba>] dump_stack+0x46/0x58
>[  154.418183]  [<ffffffff8103c01c>] warn_slowpath_common+0x81/0x9b
>[  154.418214]  [<ffffffffa00b871a>] ? intel_wait_for_vblank+0x1b2/0x1d6 [i915]
>[  154.418221]  [<ffffffff8103c0d9>] warn_slowpath_fmt+0x46/0x48
>[  154.418252]  [<ffffffffa00b871a>] intel_wait_for_vblank+0x1b2/0x1d6 [i915]
>[  154.418283]  [<ffffffffa00d3aa3>] intel_dp_link_down+0xed/0x1d9 [i915]
>[  154.418315]  [<ffffffffa00d3ba4>] vlv_post_disable_dp+0x15/0x17 [i915]
>[  154.418346]  [<ffffffffa00b9d1a>] i9xx_crtc_disable+0x184/0x24e [i915]
>[  154.418377]  [<ffffffffa00c0fbe>] __intel_set_mode+0xc11/0x1206 [i915]
>[  154.418409]  [<ffffffffa00c3400>] intel_set_mode+0x16/0x2f [i915]
>[  154.418441]  [<ffffffffa00c402a>] intel_crtc_set_config+0x73a/0xa3f [i915]
>[  154.418464]  [<ffffffffa0013f92>] drm_mode_set_config_internal+0x59/0xe4 [drm]
>[  154.418484]  [<ffffffffa0016da3>] drm_mode_setcrtc+0x404/0x4a4 [drm]
>[  154.418491]  [<ffffffff8110b14c>] ? might_fault+0x43/0x93
>[  154.418507]  [<ffffffffa000a251>] drm_ioctl+0x2b3/0x422 [drm]
>[  154.418514]  [<ffffffff8107e167>] ? trace_hardirqs_on+0xd/0xf
>[  154.418534]  [<ffffffffa001699f>] ? drm_mode_setplane+0x35b/0x35b [drm]
>[  154.418542]  [<ffffffff81143389>] do_vfs_ioctl+0x455/0x49f
>[  154.418549]  [<ffffffff810943e7>] ? current_kernel_time+0x64/0xa0
>[  154.418556]  [<ffffffff8107e0fe>] ? trace_hardirqs_on_caller+0x142/0x19e
>[  154.418563]  [<ffffffff8107e167>] ? trace_hardirqs_on+0xd/0xf
>[  154.418569]  [<ffffffff81143426>] SyS_ioctl+0x53/0x81
>[  154.418577]  [<ffffffff8182d452>] system_call_fastpath+0x16/0x1b
>[  154.418581] ---[ end trace 615825d96e6b0ff6 ]---
>[  154.419988] [drm:g4x_check_srwm] SR watermark: display plane 107, cursor 2
>[  154.419997] [drm:g4x_check_srwm] SR watermark: display plane 211, cursor 2
>[  154.420003] [drm:valleyview_update_wm] Setting FIFO watermarks - A: plane=61, cursor=2, B: plane=2, cursor=2, SR: plane=107, cursor=2
>[  154.420282] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[  154.420294] [drm:_edp_panel_vdd_on] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd000f
>[  154.420301] [drm:intel_panel_actually_set_backlight] set backlight PWM = 0
>[  154.420309] [drm:intel_edp_backlight_off] 
>[  154.420501] [drm:intel_edp_panel_off] Turn eDP power off
>[  154.621047] [drm:wait_panel_off] Wait for panel power off time
>[  154.621058] [drm:wait_panel_status] mask b0000000 value 00000000 status 80000008 control abcd0000
>[  154.662662] [drm:intel_hpd_irq_handler] hotplug event received, stat 0x00100000
>[  154.662693] [drm:intel_hpd_irq_handler] Received HPD interrupt on PIN 5 - cnt: 0
>[  154.665047] [drm:wait_panel_status] Wait complete
>[  154.691199] [drm:intel_dp_link_down] 
>[  154.743192] ------------[ cut here ]------------
>[  154.743235] WARNING: CPU: 0 PID: 3643 at drivers/gpu/drm/i915/intel_display.c:768 intel_wait_for_vblank+0x1b2/0x1d6 [i915]()
>[  154.743239] vblank wait timed out
>[  154.743242] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_timer snd soundcore battery ac acpi_cpufreq i915 video button drm_kms_helper drm joydev
>[  154.743282] CPU: 0 PID: 3643 Comm: testdisplay Tainted: G        W    3.14.0_drm-intel-testing_0e078e_20140417_+ #33
>[  154.743286]  0000000000000009 ffff880070cdd9a8 ffffffff8181eeba 0000000000000006
>[  154.743296]  ffff880070cdd9f8 ffff880070cdd9e8 ffffffff8103c01c 0000000000000286
>[  154.743304]  ffffffffa00b871a ffff880003448000 00000000001f0040 00000000000030dd
>[  154.743313] Call Trace:
>[  154.743325]  [<ffffffff8181eeba>] dump_stack+0x46/0x58
>[  154.743333]  [<ffffffff8103c01c>] warn_slowpath_common+0x81/0x9b
>[  154.743364]  [<ffffffffa00b871a>] ? intel_wait_for_vblank+0x1b2/0x1d6 [i915]
>[  154.743371]  [<ffffffff8103c0d9>] warn_slowpath_fmt+0x46/0x48
>[  154.743402]  [<ffffffffa00b871a>] intel_wait_for_vblank+0x1b2/0x1d6 [i915]
>[  154.743434]  [<ffffffffa00d3aa3>] intel_dp_link_down+0xed/0x1d9 [i915]
>[  154.743465]  [<ffffffffa00d3ba4>] vlv_post_disable_dp+0x15/0x17 [i915]
>[  154.743496]  [<ffffffffa00b9d1a>] i9xx_crtc_disable+0x184/0x24e [i915]
>[  154.743527]  [<ffffffffa00c110b>] __intel_set_mode+0xd5e/0x1206 [i915]
>[  154.743559]  [<ffffffffa00c3400>] intel_set_mode+0x16/0x2f [i915]
>[  154.743591]  [<ffffffffa00c402a>] intel_crtc_set_config+0x73a/0xa3f [i915]
>[  154.743613]  [<ffffffffa0013f92>] drm_mode_set_config_internal+0x59/0xe4 [drm]
>[  154.743633]  [<ffffffffa0016da3>] drm_mode_setcrtc+0x404/0x4a4 [drm]
>[  154.743640]  [<ffffffff8110b14c>] ? might_fault+0x43/0x93
>[  154.743656]  [<ffffffffa000a251>] drm_ioctl+0x2b3/0x422 [drm]
>[  154.743664]  [<ffffffff8107e167>] ? trace_hardirqs_on+0xd/0xf
>[  154.743683]  [<ffffffffa001699f>] ? drm_mode_setplane+0x35b/0x35b [drm]
>[  154.743691]  [<ffffffff81143389>] do_vfs_ioctl+0x455/0x49f
>[  154.743699]  [<ffffffff810943e7>] ? current_kernel_time+0x64/0xa0
>[  154.743706]  [<ffffffff8107e0fe>] ? trace_hardirqs_on_caller+0x142/0x19e
>[  154.743712]  [<ffffffff8107e167>] ? trace_hardirqs_on+0xd/0xf
>[  154.743718]  [<ffffffff81143426>] SyS_ioctl+0x53/0x81
>[  154.743726]  [<ffffffff8182d452>] system_call_fastpath+0x16/0x1b
>[  154.743731] ---[ end trace 615825d96e6b0ff7 ]---
>[  154.794072] [drm:valleyview_update_wm] Setting FIFO watermarks - A: plane=2, cursor=2, B: plane=2, cursor=2, SR: plane=0, cursor=0
>[  154.816229] [drm:i9xx_update_primary_plane] Writing base 01122000 00000000 0 0 7680
>[  154.816259] [drm:intel_edp_psr_match_conditions] PSR not supported on this platform
>[  154.816266] [drm:intel_crtc_mode_set] [ENCODER:18:TMDS-18] set [MODE:0:1920x1200]
>[  154.848190] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  154.862208] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  154.862873] [drm:intel_dp_start_link_train] clock recovery OK
>[  154.877189] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  154.892200] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  154.907191] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  154.922198] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  154.923177] [drm:intel_dp_complete_link_train] Channel EQ done. DP Training successful
>[  154.923551] [drm:g4x_check_srwm] SR watermark: display plane 118, cursor 2
>[  154.923556] [drm:g4x_check_srwm] SR watermark: display plane 233, cursor 2
>[  154.923563] [drm:valleyview_update_wm] Setting FIFO watermarks - A: plane=66, cursor=2, B: plane=2, cursor=2, SR: plane=118, cursor=2
>[  154.957385] [drm:intel_connector_check_state] [CONNECTOR:19:DP-1]
>[  154.957569] [drm:check_encoder_state] [ENCODER:13:DAC-13]
>[  154.957605] [drm:check_encoder_state] [ENCODER:14:TMDS-14]
>[  154.957698] [drm:check_encoder_state] [ENCODER:18:TMDS-18]
>[  154.957791] [drm:check_encoder_state] [ENCODER:20:TMDS-20]
>[  154.957883] [drm:check_encoder_state] [ENCODER:22:TMDS-22]
>[  154.957976] [drm:check_crtc_state] [CRTC:5]
>[  154.960155] [drm:check_crtc_state] [CRTC:9]
>[  154.960232] [drm:i915_hotplug_work_func] running encoder hotplug functions
>[  154.960239] [drm:i915_hotplug_work_func] Connector eDP-1 (pin 5) received hotplug event.
>[  154.960244] [drm:i915_hotplug_work_func] Connector HDMI-A-2 (pin 5) received hotplug event.
>[  154.960345] [drm:intel_dp_detect] [CONNECTOR:23:eDP-1]
>[  154.960445] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[  154.960451] [drm:wait_panel_power_cycle] Wait for panel power cycle
>[  155.222058] [drm:wait_panel_status] mask b800000f value 00000000 status 00000000 control abcd0000
>[  155.222067] [drm:wait_panel_status] Wait complete
>[  155.222080] [drm:_edp_panel_vdd_on] PP_STATUS: 0x00000000 PP_CONTROL: 0xabcd0008
>[  155.222086] [drm:_edp_panel_vdd_on] eDP was not running
>[  155.252776] [drm:intel_hpd_irq_handler] hotplug event received, stat 0x00100000
>[  155.252808] [drm:intel_hpd_irq_handler] Received HPD interrupt on PIN 5 - cnt: 1
>[  155.423249] [drm:intel_dp_probe_oui] Sink OUI: 001cf8
>[  155.423445] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[  155.423578] [drm:intel_hdmi_detect] [CONNECTOR:21:HDMI-A-2]
>[  155.423845] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[  155.423851] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[  155.423955] [drm:i915_hotplug_work_func] running encoder hotplug functions
>[  155.423961] [drm:i915_hotplug_work_func] Connector eDP-1 (pin 5) received hotplug event.
>[  155.423966] [drm:i915_hotplug_work_func] Connector HDMI-A-2 (pin 5) received hotplug event.
>[  155.424105] [drm:intel_dp_detect] [CONNECTOR:23:eDP-1]
>[  155.424313] [drm:intel_dp_probe_oui] Sink OUI: 001cf8
>[  155.424521] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[  155.424642] [drm:intel_hdmi_detect] [CONNECTOR:21:HDMI-A-2]
>[  155.424914] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[  155.424920] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[  158.429058] [drm:edp_panel_vdd_off_sync] Turning eDP VDD off
>[  158.429076] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0x00000000 PP_CONTROL: 0xabcd0000
>[  158.530453] [drm:intel_hpd_irq_handler] hotplug event received, stat 0x00100000
>[  158.530483] [drm:intel_hpd_irq_handler] Received HPD interrupt on PIN 5 - cnt: 0
>[  158.530614] [drm:i915_hotplug_work_func] running encoder hotplug functions
>[  158.530621] [drm:i915_hotplug_work_func] Connector eDP-1 (pin 5) received hotplug event.
>[  158.530627] [drm:i915_hotplug_work_func] Connector HDMI-A-2 (pin 5) received hotplug event.
>[  158.530732] [drm:intel_dp_detect] [CONNECTOR:23:eDP-1]
>[  158.530832] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[  158.530838] [drm:wait_panel_power_cycle] Wait for panel power cycle
>[  159.030510] [drm:wait_panel_status] mask b800000f value 00000000 status 00000000 control abcd0000
>[  159.030519] [drm:wait_panel_status] Wait complete
>[  159.030532] [drm:_edp_panel_vdd_on] PP_STATUS: 0x00000000 PP_CONTROL: 0xabcd0008
>[  159.030538] [drm:_edp_panel_vdd_on] eDP was not running
>[  159.060881] [drm:intel_hpd_irq_handler] hotplug event received, stat 0x00100000
>[  159.060890] [drm:intel_hpd_irq_handler] Received HPD interrupt on PIN 5 - cnt: 1
>[  159.231805] [drm:intel_dp_probe_oui] Sink OUI: 001cf8
>[  159.232004] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[  159.232192] [drm:intel_hdmi_detect] [CONNECTOR:21:HDMI-A-2]
>[  159.232477] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[  159.232483] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[  159.232589] [drm:i915_hotplug_work_func] running encoder hotplug functions
>[  159.232596] [drm:i915_hotplug_work_func] Connector eDP-1 (pin 5) received hotplug event.
>[  159.232600] [drm:i915_hotplug_work_func] Connector HDMI-A-2 (pin 5) received hotplug event.
>[  159.232698] [drm:intel_dp_detect] [CONNECTOR:23:eDP-1]
>[  159.233202] [drm:intel_dp_probe_oui] Sink OUI: 001cf8
>[  159.233401] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[  159.233525] [drm:intel_hdmi_detect] [CONNECTOR:21:HDMI-A-2]
>[  159.233815] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[  159.233822] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[  159.907271] [drm:intel_crtc_cursor_set] cursor off
>[  159.907279] [drm:intel_crtc_set_config] [CRTC:5] [FB:44] #connectors=1 (x y) (0 0)
>[  159.907337] [drm:intel_set_config_compute_mode_changes] modes are different, full mode set
>[  159.907342] [drm:drm_mode_debug_printmodeline] Modeline 46:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[  159.907347] [drm:drm_mode_debug_printmodeline] Modeline 42:"1920x1080" 60 138780 1920 1966 1996 2080 1080 1082 1086 1112 0x48 0xa
>[  159.907349] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:5], mode_changed=1, fb_changed=1
>[  159.907351] [drm:intel_modeset_stage_output_state] encoder changed, full mode switch
>[  159.907354] [drm:intel_modeset_stage_output_state] [CONNECTOR:19:DP-1] to [NOCRTC]
>[  159.907356] [drm:intel_modeset_stage_output_state] encoder changed, full mode switch
>[  159.907359] [drm:intel_modeset_stage_output_state] [CONNECTOR:23:eDP-1] to [CRTC:5]
>[  159.907361] [drm:intel_modeset_stage_output_state] crtc changed, full mode switch
>[  159.907362] [drm:intel_modeset_stage_output_state] crtc changed, full mode switch
>[  159.907381] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 1, prepare: 1, disable: 0
>[  159.907401] [drm:connected_sink_compute_bpp] [CONNECTOR:23:eDP-1] checking for sink bpp constrains
>[  159.907406] [drm:intel_dp_compute_config] DP link computation with max lane count 2 max bw 0a pixel clock 138780KHz
>[  159.907416] [drm:intel_dp_compute_config] DP link bw 0a lane count 2 clock 270000 bpp 24
>[  159.907418] [drm:intel_dp_compute_config] DP link bw required 333072 available 432000
>[  159.907422] [drm:intel_modeset_pipe_config] plane bpp: 24, pipe bpp: 24, dithering: 0
>[  159.907424] [drm:intel_dump_pipe_config] [CRTC:5][modeset] config for pipe A
>[  159.907426] [drm:intel_dump_pipe_config] cpu_transcoder: A
>[  159.907428] [drm:intel_dump_pipe_config] pipe bpp: 24, dithering: 0
>[  159.907431] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[  159.907434] [drm:intel_dump_pipe_config] dp: 1, gmch_m: 6467616, gmch_n: 8388608, link_m: 269484, link_n: 524288, tu: 64
>[  159.907435] [drm:intel_dump_pipe_config] requested mode:
>[  159.907440] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1080" 60 138780 1920 1966 1996 2080 1080 1082 1086 1112 0x48 0xa
>[  159.907441] [drm:intel_dump_pipe_config] adjusted mode:
>[  159.907445] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1080" 60 138780 1920 1966 1996 2080 1080 1082 1086 1112 0x48 0xa
>[  159.907449] [drm:intel_dump_crtc_timings] crtc timings: 138780 1920 1966 1996 2080 1080 1082 1086 1112, type: 0x48 flags: 0xa
>[  159.907451] [drm:intel_dump_pipe_config] port clock: 270000
>[  159.907453] [drm:intel_dump_pipe_config] pipe src size: 1920x1080
>[  159.907455] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[  159.907457] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[  159.907459] [drm:intel_dump_pipe_config] ips: 0
>[  159.907461] [drm:intel_dump_pipe_config] double wide: 0
>[  159.929176] [drm:intel_dp_link_down] 
>[  159.981172] ------------[ cut here ]------------
>[  159.981208] WARNING: CPU: 0 PID: 3643 at drivers/gpu/drm/i915/intel_display.c:768 intel_wait_for_vblank+0x1b2/0x1d6 [i915]()
>[  159.981210] vblank wait timed out
>[  159.981233] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_timer snd soundcore battery ac acpi_cpufreq i915 video button drm_kms_helper drm joydev
>[  159.981237] CPU: 0 PID: 3643 Comm: testdisplay Tainted: G        W    3.14.0_drm-intel-testing_0e078e_20140417_+ #33
>[  159.981244]  0000000000000009 ffff880070cdd738 ffffffff8181eeba 0000000000000006
>[  159.981250]  ffff880070cdd788 ffff880070cdd778 ffffffff8103c01c 0000000000000282
>[  159.981255]  ffffffffa00b871a ffff880003448000 00000000001f0040 000000000000320a
>[  159.981256] Call Trace:
>[  159.981265]  [<ffffffff8181eeba>] dump_stack+0x46/0x58
>[  159.981271]  [<ffffffff8103c01c>] warn_slowpath_common+0x81/0x9b
>[  159.981299]  [<ffffffffa00b871a>] ? intel_wait_for_vblank+0x1b2/0x1d6 [i915]
>[  159.981303]  [<ffffffff8103c0d9>] warn_slowpath_fmt+0x46/0x48
>[  159.981332]  [<ffffffffa00b871a>] intel_wait_for_vblank+0x1b2/0x1d6 [i915]
>[  159.981361]  [<ffffffffa00d3aa3>] intel_dp_link_down+0xed/0x1d9 [i915]
>[  159.981390]  [<ffffffffa00d3ba4>] vlv_post_disable_dp+0x15/0x17 [i915]
>[  159.981418]  [<ffffffffa00b9d1a>] i9xx_crtc_disable+0x184/0x24e [i915]
>[  159.981447]  [<ffffffffa00c110b>] __intel_set_mode+0xd5e/0x1206 [i915]
>[  159.981476]  [<ffffffffa00c3400>] intel_set_mode+0x16/0x2f [i915]
>[  159.981505]  [<ffffffffa00c402a>] intel_crtc_set_config+0x73a/0xa3f [i915]
>[  159.981511]  [<ffffffff8107e167>] ? trace_hardirqs_on+0xd/0xf
>[  159.981530]  [<ffffffffa0013f92>] drm_mode_set_config_internal+0x59/0xe4 [drm]
>[  159.981538]  [<ffffffffa0060dd2>] drm_fb_helper_restore_fbdev_mode+0x9b/0xb9 [drm_kms_helper]
>[  159.981545]  [<ffffffffa0061205>] drm_fb_helper_set_par+0x4d/0x78 [drm_kms_helper]
>[  159.981550]  [<ffffffff813bb0c5>] fb_set_var+0x2c0/0x3be
>[  159.981556]  [<ffffffff813c5b50>] fbcon_blank+0x7f/0x26e
>[  159.981560]  [<ffffffff8107df90>] ? mark_held_locks+0xce/0xfa
>[  159.981565]  [<ffffffff8141ae25>] do_unblank_screen+0xfa/0x173
>[  159.981570]  [<ffffffff814128f8>] vt_ioctl+0x4cf/0xff2
>[  159.981575]  [<ffffffff81409821>] tty_ioctl+0x9c8/0xa49
>[  159.981580]  [<ffffffff8113cbf6>] ? final_putname+0x35/0x39
>[  159.981584]  [<ffffffff8112c288>] ? kmem_cache_free+0x101/0x195
>[  159.981588]  [<ffffffff8113cbf6>] ? final_putname+0x35/0x39
>[  159.981592]  [<ffffffff81143389>] do_vfs_ioctl+0x455/0x49f
>[  159.981597]  [<ffffffff810943e7>] ? current_kernel_time+0x64/0xa0
>[  159.981601]  [<ffffffff8107e0fe>] ? trace_hardirqs_on_caller+0x142/0x19e
>[  159.981605]  [<ffffffff8107e167>] ? trace_hardirqs_on+0xd/0xf
>[  159.981609]  [<ffffffff81143426>] SyS_ioctl+0x53/0x81
>[  159.981614]  [<ffffffff8182d452>] system_call_fastpath+0x16/0x1b
>[  159.981617] ---[ end trace 615825d96e6b0ff8 ]---
>[  159.982060] [drm:valleyview_update_wm] Setting FIFO watermarks - A: plane=2, cursor=2, B: plane=2, cursor=2, SR: plane=0, cursor=0
>[  160.004212] [drm:i9xx_update_primary_plane] Writing base 00855000 00000000 0 0 7680
>[  160.004236] [drm:intel_edp_psr_match_conditions] PSR not supported on this platform
>[  160.004240] [drm:intel_crtc_mode_set] [ENCODER:22:TMDS-22] set [MODE:0:1920x1080]
>[  160.022202] [drm:intel_dp_init_panel_power_sequencer] cur t1_t3 2000 t8 1 t9 1 t10 500 t11_t12 6000
>[  160.022205] [drm:intel_dp_init_panel_power_sequencer] vbt t1_t3 2000 t8 10 t9 2000 t10 500 t11_t12 5000
>[  160.022208] [drm:intel_dp_init_panel_power_sequencer] panel power up delay 200, power down delay 50, power cycle delay 600
>[  160.022210] [drm:intel_dp_init_panel_power_sequencer] backlight on delay 1, off delay 200
>[  160.022219] [drm:intel_dp_init_panel_power_sequencer_registers] panel power sequencer register settings: PP_ON 0x87d00001, PP_OFF 0x1f40001, PP_DIV 0x270f06
>[  160.036186] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  160.050193] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  160.050736] [drm:intel_dp_start_link_train] clock recovery OK
>[  160.050738] [drm:intel_edp_panel_on] Turn eDP power on
>[  160.050741] [drm:wait_panel_power_cycle] Wait for panel power cycle
>[  160.050747] [drm:wait_panel_status] mask b800000f value 00000000 status 00000000 control abcd0008
>[  160.050749] [drm:wait_panel_status] Wait complete
>[  160.050754] [drm:wait_panel_on] Wait for panel power on
>[  160.050758] [drm:wait_panel_status] mask b000000f value 80000008 status 0000000a control abcd000b
>[  160.204180] [drm:wait_panel_status] Wait complete
>[  160.204184] [drm:edp_panel_vdd_off_sync] Turning eDP VDD off
>[  160.204192] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd0003
>[  160.204385] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[  160.204393] [drm:_edp_panel_vdd_on] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd000b
>[  160.205202] [drm:intel_dp_complete_link_train] Channel EQ done. DP Training successful
>[  160.205578] [drm:g4x_check_srwm] SR watermark: display plane 107, cursor 2
>[  160.205580] [drm:g4x_check_srwm] SR watermark: display plane 211, cursor 2
>[  160.205584] [drm:valleyview_update_wm] Setting FIFO watermarks - A: plane=61, cursor=2, B: plane=2, cursor=2, SR: plane=107, cursor=2
>[  160.239053] [drm:intel_edp_backlight_on] 
>[  160.239059] [drm:intel_panel_enable_backlight] pipe A
>[  160.239064] [drm:intel_panel_actually_set_backlight] set backlight PWM = 7812
>[  160.239180] [drm:intel_connector_check_state] [CONNECTOR:23:eDP-1]
>[  160.239591] [drm:check_encoder_state] [ENCODER:13:DAC-13]
>[  160.239627] [drm:check_encoder_state] [ENCODER:14:TMDS-14]
>[  160.239723] [drm:check_encoder_state] [ENCODER:18:TMDS-18]
>[  160.239819] [drm:check_encoder_state] [ENCODER:20:TMDS-20]
>[  160.239915] [drm:check_encoder_state] [ENCODER:22:TMDS-22]
>[  160.240038] [drm:check_crtc_state] [CRTC:5]
>[  160.242137] [drm:check_crtc_state] [CRTC:9]
>[  160.242179] [drm:intel_crtc_cursor_set] cursor off
>[  160.242184] [drm:intel_crtc_set_config] [CRTC:9] [FB:44] #connectors=1 (x y) (0 0)
>[  160.242234] [drm:intel_set_config_compute_mode_changes] inactive crtc, full mode set
>[  160.242238] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:9], mode_changed=1, fb_changed=0
>[  160.242240] [drm:intel_modeset_stage_output_state] encoder changed, full mode switch
>[  160.242243] [drm:intel_modeset_stage_output_state] [CONNECTOR:23:eDP-1] to [CRTC:5]
>[  160.242245] [drm:intel_modeset_stage_output_state] [CONNECTOR:19:DP-1] to [CRTC:9]
>[  160.242247] [drm:intel_modeset_stage_output_state] crtc changed, full mode switch
>[  160.242249] [drm:intel_modeset_stage_output_state] crtc enabled, full mode switch
>[  160.242268] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 2, prepare: 2, disable: 0
>[  160.242285] [drm:connected_sink_compute_bpp] [CONNECTOR:19:DP-1] checking for sink bpp constrains
>[  160.242289] [drm:intel_dp_compute_config] DP link computation with max lane count 4 max bw 06 pixel clock 154000KHz
>[  160.242298] [drm:intel_dp_compute_config] DP link bw 06 lane count 4 clock 162000 bpp 24
>[  160.242300] [drm:intel_dp_compute_config] DP link bw required 369600 available 518400
>[  160.242304] [drm:intel_modeset_pipe_config] plane bpp: 24, pipe bpp: 24, dithering: 0
>[  160.242306] [drm:intel_dump_pipe_config] [CRTC:9][modeset] config for pipe B
>[  160.242307] [drm:intel_dump_pipe_config] cpu_transcoder: B
>[  160.242309] [drm:intel_dump_pipe_config] pipe bpp: 24, dithering: 0
>[  160.242312] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[  160.242315] [drm:intel_dump_pipe_config] dp: 1, gmch_m: 5980766, gmch_n: 8388608, link_m: 249198, link_n: 262144, tu: 64
>[  160.242317] [drm:intel_dump_pipe_config] requested mode:
>[  160.242321] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[  160.242323] [drm:intel_dump_pipe_config] adjusted mode:
>[  160.242327] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[  160.242330] [drm:intel_dump_crtc_timings] crtc timings: 154000 1920 1968 2000 2080 1200 1203 1209 1235, type: 0x48 flags: 0x9
>[  160.242332] [drm:intel_dump_pipe_config] port clock: 162000
>[  160.242334] [drm:intel_dump_pipe_config] pipe src size: 1920x1200
>[  160.242337] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[  160.242339] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[  160.242341] [drm:intel_dump_pipe_config] ips: 0
>[  160.242342] [drm:intel_dump_pipe_config] double wide: 0
>[  160.280070] [drm:i9xx_update_primary_plane] Writing base 00855000 00000000 0 0 7680
>[  160.280094] [drm:intel_edp_psr_match_conditions] PSR not supported on this platform
>[  160.280098] [drm:intel_crtc_mode_set] [ENCODER:18:TMDS-18] set [MODE:0:1920x1200]
>[  160.312189] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  160.326193] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  160.326798] [drm:intel_dp_start_link_train] clock recovery OK
>[  160.341175] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  160.356190] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  160.371175] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  160.386191] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  160.387096] [drm:intel_dp_complete_link_train] Channel EQ done. DP Training successful
>[  160.387483] [drm:valleyview_update_wm] Setting FIFO watermarks - A: plane=61, cursor=2, B: plane=66, cursor=2, SR: plane=0, cursor=0
>[  160.421148] [drm:intel_connector_check_state] [CONNECTOR:23:eDP-1]
>[  160.421465] [drm:intel_connector_check_state] [CONNECTOR:19:DP-1]
>[  160.421655] [drm:check_encoder_state] [ENCODER:13:DAC-13]
>[  160.421691] [drm:check_encoder_state] [ENCODER:14:TMDS-14]
>[  160.421787] [drm:check_encoder_state] [ENCODER:18:TMDS-18]
>[  160.421884] [drm:check_encoder_state] [ENCODER:20:TMDS-20]
>[  160.421980] [drm:check_encoder_state] [ENCODER:22:TMDS-22]
>[  160.422103] [drm:check_crtc_state] [CRTC:5]
>[  160.424137] [drm:check_crtc_state] [CRTC:9]
>[  160.622792] [drm:valleyview_set_rps] GPU freq request from 178 MHz (191) to 755 MHz (217)
>[  160.627107] [drm:intel_crtc_cursor_set] cursor off
>[  160.627119] [drm:intel_crtc_set_config] [CRTC:5] [FB:44] #connectors=1 (x y) (0 0)
>[  160.627185] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:5], mode_changed=0, fb_changed=0
>[  160.627192] [drm:intel_modeset_stage_output_state] [CONNECTOR:23:eDP-1] to [CRTC:5]
>[  160.627197] [drm:intel_modeset_stage_output_state] [CONNECTOR:19:DP-1] to [CRTC:9]
>[  160.627220] [drm:intel_crtc_cursor_set] cursor off
>[  160.627227] [drm:intel_crtc_set_config] [CRTC:9] [FB:44] #connectors=1 (x y) (0 0)
>[  160.627317] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:9], mode_changed=0, fb_changed=0
>[  160.627323] [drm:intel_modeset_stage_output_state] [CONNECTOR:23:eDP-1] to [CRTC:5]
>[  160.627328] [drm:intel_modeset_stage_output_state] [CONNECTOR:19:DP-1] to [CRTC:9]
>[  162.237052] [drm:edp_panel_vdd_off_sync] Turning eDP VDD off
>[  162.237065] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd0007
>[  184.632038] [drm:i915_gem_open] 
>[  184.632303] [drm:intel_crtc_cursor_set] cursor off
>[  184.632313] [drm:intel_crtc_set_config] [CRTC:5] [FB:44] #connectors=1 (x y) (0 0)
>[  184.632363] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:5], mode_changed=0, fb_changed=0
>[  184.632370] [drm:intel_modeset_stage_output_state] [CONNECTOR:23:eDP-1] to [CRTC:5]
>[  184.632375] [drm:intel_modeset_stage_output_state] [CONNECTOR:19:DP-1] to [CRTC:9]
>[  184.632397] [drm:intel_crtc_cursor_set] cursor off
>[  184.632404] [drm:intel_crtc_set_config] [CRTC:9] [FB:44] #connectors=1 (x y) (0 0)
>[  184.632445] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:9], mode_changed=0, fb_changed=0
>[  184.632450] [drm:intel_modeset_stage_output_state] [CONNECTOR:23:eDP-1] to [CRTC:5]
>[  184.632455] [drm:intel_modeset_stage_output_state] [CONNECTOR:19:DP-1] to [CRTC:9]
>[  184.632550] [drm:i915_gem_open] 
>[  184.634451] [drm:valleyview_set_rps] GPU freq request from 178 MHz (191) to 755 MHz (217)
>[  184.635261] [drm:i915_gem_open] 
>[  184.635524] [drm:i915_gem_open] 
>[  184.636818] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  184.636848] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  184.636877] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  184.636894] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  184.636911] [drm:drm_mode_getconnector] [CONNECTOR:23:?]
>[  184.636920] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:23:eDP-1]
>[  184.637504] [drm:intel_dp_detect] [CONNECTOR:23:eDP-1]
>[  184.637595] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[  184.637605] [drm:_edp_panel_vdd_on] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd000f
>[  184.637816] [drm:intel_dp_probe_oui] Sink OUI: 001cf8
>[  184.638484] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[  184.638742] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[  184.638842] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:23:eDP-1] probed modes :
>[  184.638850] [drm:drm_mode_debug_printmodeline] Modeline 24:"1920x1080" 60 138780 1920 1966 1996 2080 1080 1082 1086 1112 0x48 0xa
>[  184.638867] [drm:drm_mode_getconnector] [CONNECTOR:23:?]
>[  184.638909] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  184.638926] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  184.639608] [drm:drm_mode_addfb2] [FB:45]
>[  184.701416] [drm:drm_mode_setcrtc] [CRTC:5]
>[  184.701461] [drm:drm_mode_setcrtc] [CONNECTOR:23:eDP-1]
>[  184.701469] [drm:intel_crtc_set_config] [CRTC:5] [FB:45] #connectors=1 (x y) (0 0)
>[  184.701518] [drm:intel_set_config_compute_mode_changes] modes are different, full mode set
>[  184.701526] [drm:drm_mode_debug_printmodeline] Modeline 42:"1920x1080" 60 138780 1920 1966 1996 2080 1080 1082 1086 1112 0x48 0xa
>[  184.701532] [drm:drm_mode_debug_printmodeline] Modeline 46:"800x600" 59 38250 800 832 912 1024 600 603 607 624 0x0 0x0
>[  184.701537] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:5], mode_changed=1, fb_changed=1
>[  184.701542] [drm:intel_modeset_stage_output_state] [CONNECTOR:23:eDP-1] to [CRTC:5]
>[  184.701546] [drm:intel_modeset_stage_output_state] [CONNECTOR:19:DP-1] to [CRTC:9]
>[  184.701568] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 1, prepare: 1, disable: 0
>[  184.701588] [drm:connected_sink_compute_bpp] [CONNECTOR:23:eDP-1] checking for sink bpp constrains
>[  184.701596] [drm:intel_dp_compute_config] DP link computation with max lane count 2 max bw 0a pixel clock 138780KHz
>[  184.701609] [drm:intel_dp_compute_config] DP link bw 0a lane count 2 clock 270000 bpp 24
>[  184.701613] [drm:intel_dp_compute_config] DP link bw required 333072 available 432000
>[  184.701619] [drm:intel_modeset_pipe_config] plane bpp: 24, pipe bpp: 24, dithering: 0
>[  184.701624] [drm:intel_dump_pipe_config] [CRTC:5][modeset] config for pipe A
>[  184.701627] [drm:intel_dump_pipe_config] cpu_transcoder: A
>[  184.701631] [drm:intel_dump_pipe_config] pipe bpp: 24, dithering: 0
>[  184.701636] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[  184.701641] [drm:intel_dump_pipe_config] dp: 1, gmch_m: 6467616, gmch_n: 8388608, link_m: 269484, link_n: 524288, tu: 64
>[  184.701645] [drm:intel_dump_pipe_config] requested mode:
>[  184.701651] [drm:drm_mode_debug_printmodeline] Modeline 0:"800x600" 59 38250 800 832 912 1024 600 603 607 624 0x0 0x0
>[  184.701654] [drm:intel_dump_pipe_config] adjusted mode:
>[  184.701660] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1080" 60 138780 1920 1966 1996 2080 1080 1082 1086 1112 0x48 0xa
>[  184.701666] [drm:intel_dump_crtc_timings] crtc timings: 138780 1920 1966 1996 2080 1080 1082 1086 1112, type: 0x48 flags: 0xa
>[  184.701670] [drm:intel_dump_pipe_config] port clock: 270000
>[  184.701673] [drm:intel_dump_pipe_config] pipe src size: 800x600
>[  184.701678] [drm:intel_dump_pipe_config] gmch pfit: control: 0x88000000, ratios: 0x00000000, lvds border: 0x00000000
>[  184.701682] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[  184.701686] [drm:intel_dump_pipe_config] ips: 0
>[  184.701689] [drm:intel_dump_pipe_config] double wide: 0
>[  184.701701] [drm:intel_panel_actually_set_backlight] set backlight PWM = 0
>[  184.701709] [drm:intel_edp_backlight_off] 
>[  184.701926] [drm:intel_edp_panel_off] Turn eDP power off
>[  184.902476] [drm:wait_panel_off] Wait for panel power off time
>[  184.902489] [drm:wait_panel_status] mask b0000000 value 00000000 status 80000008 control abcd0000
>[  184.944042] [drm:intel_hpd_irq_handler] hotplug event received, stat 0x00100000
>[  184.944073] [drm:intel_hpd_irq_handler] Received HPD interrupt on PIN 5 - cnt: 0
>[  184.946028] [drm:wait_panel_status] Wait complete
>[  184.972172] [drm:intel_dp_link_down] 
>[  185.024169] ------------[ cut here ]------------
>[  185.024214] WARNING: CPU: 1 PID: 3644 at drivers/gpu/drm/i915/intel_display.c:768 intel_wait_for_vblank+0x1b2/0x1d6 [i915]()
>[  185.024218] vblank wait timed out
>[  185.024221] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_timer snd soundcore battery ac acpi_cpufreq i915 video button drm_kms_helper drm joydev
>[  185.024261] CPU: 1 PID: 3644 Comm: testdisplay Tainted: G        W    3.14.0_drm-intel-testing_0e078e_20140417_+ #33
>[  185.024265]  0000000000000009 ffff88007074f9a8 ffffffff8181eeba 0000000000000006
>[  185.024275]  ffff88007074f9f8 ffff88007074f9e8 ffffffff8103c01c 0000000000000286
>[  185.024284]  ffffffffa00b871a ffff880003448000 00000000001f0040 00000000000037d9
>[  185.024293] Call Trace:
>[  185.024304]  [<ffffffff8181eeba>] dump_stack+0x46/0x58
>[  185.024312]  [<ffffffff8103c01c>] warn_slowpath_common+0x81/0x9b
>[  185.024344]  [<ffffffffa00b871a>] ? intel_wait_for_vblank+0x1b2/0x1d6 [i915]
>[  185.024350]  [<ffffffff8103c0d9>] warn_slowpath_fmt+0x46/0x48
>[  185.024382]  [<ffffffffa00b871a>] intel_wait_for_vblank+0x1b2/0x1d6 [i915]
>[  185.024413]  [<ffffffffa00d3aa3>] intel_dp_link_down+0xed/0x1d9 [i915]
>[  185.024445]  [<ffffffffa00d3ba4>] vlv_post_disable_dp+0x15/0x17 [i915]
>[  185.024475]  [<ffffffffa00b9d1a>] i9xx_crtc_disable+0x184/0x24e [i915]
>[  185.024507]  [<ffffffffa00c110b>] __intel_set_mode+0xd5e/0x1206 [i915]
>[  185.024539]  [<ffffffffa00c3400>] intel_set_mode+0x16/0x2f [i915]
>[  185.024571]  [<ffffffffa00c402a>] intel_crtc_set_config+0x73a/0xa3f [i915]
>[  185.024593]  [<ffffffffa0013f92>] drm_mode_set_config_internal+0x59/0xe4 [drm]
>[  185.024613]  [<ffffffffa0016da3>] drm_mode_setcrtc+0x404/0x4a4 [drm]
>[  185.024620]  [<ffffffff8110b14c>] ? might_fault+0x43/0x93
>[  185.024636]  [<ffffffffa000a251>] drm_ioctl+0x2b3/0x422 [drm]
>[  185.024644]  [<ffffffff8107e167>] ? trace_hardirqs_on+0xd/0xf
>[  185.024663]  [<ffffffffa001699f>] ? drm_mode_setplane+0x35b/0x35b [drm]
>[  185.024672]  [<ffffffff81143389>] do_vfs_ioctl+0x455/0x49f
>[  185.024679]  [<ffffffff810943e7>] ? current_kernel_time+0x64/0xa0
>[  185.024686]  [<ffffffff8107e0fe>] ? trace_hardirqs_on_caller+0x142/0x19e
>[  185.024692]  [<ffffffff8107e167>] ? trace_hardirqs_on+0xd/0xf
>[  185.024699]  [<ffffffff81143426>] SyS_ioctl+0x53/0x81
>[  185.024708]  [<ffffffff8182d452>] system_call_fastpath+0x16/0x1b
>[  185.024712] ---[ end trace 615825d96e6b0ff9 ]---
>[  185.075208] [drm:g4x_check_srwm] SR watermark: display plane 118, cursor 2
>[  185.075215] [drm:g4x_check_srwm] SR watermark: display plane 233, cursor 2
>[  185.075221] [drm:valleyview_update_wm] Setting FIFO watermarks - A: plane=2, cursor=2, B: plane=66, cursor=2, SR: plane=118, cursor=2
>[  185.097184] [drm:i9xx_update_primary_plane] Writing base 01122000 00000000 0 0 3200
>[  185.097199] [drm:intel_edp_psr_match_conditions] PSR not supported on this platform
>[  185.097206] [drm:intel_crtc_mode_set] [ENCODER:22:TMDS-22] set [MODE:0:800x600]
>[  185.115166] [drm:intel_dp_init_panel_power_sequencer] cur t1_t3 2000 t8 1 t9 1 t10 500 t11_t12 6000
>[  185.115173] [drm:intel_dp_init_panel_power_sequencer] vbt t1_t3 2000 t8 10 t9 2000 t10 500 t11_t12 5000
>[  185.115178] [drm:intel_dp_init_panel_power_sequencer] panel power up delay 200, power down delay 50, power cycle delay 600
>[  185.115182] [drm:intel_dp_init_panel_power_sequencer] backlight on delay 1, off delay 200
>[  185.115193] [drm:intel_dp_init_panel_power_sequencer_registers] panel power sequencer register settings: PP_ON 0x87d00001, PP_OFF 0x1f40001, PP_DIV 0x270f06
>[  185.115287] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[  185.115292] [drm:wait_panel_power_cycle] Wait for panel power cycle
>[  185.503137] [drm:wait_panel_status] mask b800000f value 00000000 status 08000001 control abcd0000
>[  185.558573] [drm:wait_panel_status] Wait complete
>[  185.558588] [drm:_edp_panel_vdd_on] PP_STATUS: 0x00000000 PP_CONTROL: 0xabcd0008
>[  185.558593] [drm:_edp_panel_vdd_on] eDP was not running
>[  185.589384] [drm:intel_hpd_irq_handler] hotplug event received, stat 0x00100000
>[  185.589415] [drm:intel_hpd_irq_handler] Received HPD interrupt on PIN 5 - cnt: 1
>[  185.772181] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  185.786158] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  185.786727] [drm:intel_dp_start_link_train] clock recovery OK
>[  185.786732] [drm:intel_edp_panel_on] Turn eDP power on
>[  185.786737] [drm:wait_panel_power_cycle] Wait for panel power cycle
>[  185.786744] [drm:wait_panel_status] mask b800000f value 00000000 status 00000000 control abcd0008
>[  185.786749] [drm:wait_panel_status] Wait complete
>[  185.786755] [drm:wait_panel_on] Wait for panel power on
>[  185.786761] [drm:wait_panel_status] mask b000000f value 80000008 status 0000000a control abcd000b
>[  185.940514] [drm:wait_panel_status] Wait complete
>[  185.940525] [drm:edp_panel_vdd_off_sync] Turning eDP VDD off
>[  185.940535] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd0003
>[  185.940724] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[  185.940734] [drm:_edp_panel_vdd_on] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd000b
>[  185.942112] [drm:intel_dp_complete_link_train] Channel EQ done. DP Training successful
>[  185.942499] [drm:valleyview_update_wm] Setting FIFO watermarks - A: plane=201, cursor=2, B: plane=66, cursor=2, SR: plane=0, cursor=0
>[  185.976173] [drm:intel_edp_backlight_on] 
>[  185.976183] [drm:intel_panel_enable_backlight] pipe A
>[  185.976191] [drm:intel_panel_actually_set_backlight] set backlight PWM = 7812
>[  185.976306] [drm:intel_connector_check_state] [CONNECTOR:23:eDP-1]
>[  185.976609] [drm:intel_connector_check_state] [CONNECTOR:19:DP-1]
>[  185.976791] [drm:check_encoder_state] [ENCODER:13:DAC-13]
>[  185.976826] [drm:check_encoder_state] [ENCODER:14:TMDS-14]
>[  185.976919] [drm:check_encoder_state] [ENCODER:18:TMDS-18]
>[  185.977056] [drm:check_encoder_state] [ENCODER:20:TMDS-20]
>[  185.977153] [drm:check_encoder_state] [ENCODER:22:TMDS-22]
>[  185.977247] [drm:check_crtc_state] [CRTC:5]
>[  185.979129] [drm:check_crtc_state] [CRTC:9]
>[  185.981170] [drm:i915_hotplug_work_func] running encoder hotplug functions
>[  185.981178] [drm:i915_hotplug_work_func] Connector eDP-1 (pin 5) received hotplug event.
>[  185.981184] [drm:i915_hotplug_work_func] Connector HDMI-A-2 (pin 5) received hotplug event.
>[  185.981697] [drm:intel_dp_get_dpcd] DPCD: 12 0a 82 41 00 00 01 80 02 00 00 00 0f 0b 00
>[  185.981881] [drm:intel_dp_get_dpcd] Detected EDP PSR Panel.
>[  185.982344] [drm:intel_dp_detect] [CONNECTOR:23:eDP-1]
>[  185.982539] [drm:intel_dp_probe_oui] Sink OUI: 001cf8
>[  185.982730] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[  185.982859] [drm:intel_hdmi_detect] [CONNECTOR:21:HDMI-A-2]
>[  185.983131] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[  185.983138] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[  185.983250] [drm:i915_hotplug_work_func] running encoder hotplug functions
>[  185.983640] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  185.983740] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  185.983756] [drm:drm_mode_getconnector] [CONNECTOR:12:?]
>[  185.983765] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:12:VGA-1]
>[  185.983770] [drm:intel_crt_detect] [CONNECTOR:12:VGA-1] force=1
>[  185.983807] [drm:valleyview_crt_detect_hotplug] trigger hotplug detect cycle: adpa=0xf40000
>[  185.991166] [drm:valleyview_crt_detect_hotplug] valleyview hotplug adpa=0xf40000, result 0
>[  185.991172] [drm:intel_crt_detect] CRT not detected via hotplug
>[  185.991351] [drm:gmbus_xfer] GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  185.991357] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[  185.991361] [drm:intel_crt_get_edid] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  185.991366] [drm:intel_gmbus_force_bit] enabling bit-banging on i915 gmbus vga. force bit now 1
>[  185.991736] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[  185.991741] [drm:intel_gmbus_force_bit] disabling bit-banging on i915 gmbus vga. force bit now 0
>[  185.991745] [drm:intel_crt_detect_ddc] CRT not detected via DDC:0x50 [no valid EDID found]
>[  185.991781] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:12:VGA-1] disconnected
>[  185.991798] [drm:drm_mode_getconnector] [CONNECTOR:12:?]
>[  185.991805] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:12:VGA-1]
>[  185.991810] [drm:intel_crt_detect] [CONNECTOR:12:VGA-1] force=1
>[  185.991844] [drm:valleyview_crt_detect_hotplug] trigger hotplug detect cycle: adpa=0xf40000
>[  185.999164] [drm:valleyview_crt_detect_hotplug] valleyview hotplug adpa=0xf40000, result 0
>[  185.999171] [drm:intel_crt_detect] CRT not detected via hotplug
>[  185.999352] [drm:gmbus_xfer] GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  185.999358] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[  185.999362] [drm:intel_crt_get_edid] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  185.999366] [drm:intel_gmbus_force_bit] enabling bit-banging on i915 gmbus vga. force bit now 1
>[  185.999736] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[  185.999740] [drm:intel_gmbus_force_bit] disabling bit-banging on i915 gmbus vga. force bit now 0
>[  185.999744] [drm:intel_crt_detect_ddc] CRT not detected via DDC:0x50 [no valid EDID found]
>[  185.999780] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:12:VGA-1] disconnected
>[  185.999811] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  185.999830] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  185.999840] [drm:drm_mode_getconnector] [CONNECTOR:15:?]
>[  185.999848] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:15:HDMI-A-1]
>[  185.999853] [drm:intel_hdmi_detect] [CONNECTOR:15:HDMI-A-1]
>[  186.000586] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  186.000592] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[  186.000681] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:15:HDMI-A-1] disconnected
>[  186.000693] [drm:drm_mode_getconnector] [CONNECTOR:15:?]
>[  186.000700] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:15:HDMI-A-1]
>[  186.000705] [drm:intel_hdmi_detect] [CONNECTOR:15:HDMI-A-1]
>[  186.001039] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  186.001045] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[  186.001133] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:15:HDMI-A-1] disconnected
>[  186.001156] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  186.001174] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  186.001185] [drm:drm_mode_getconnector] [CONNECTOR:19:?]
>[  186.001192] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:19:DP-1]
>[  186.001281] [drm:intel_dp_detect] [CONNECTOR:19:DP-1]
>[  186.001595] [drm:intel_dp_get_dpcd] DPCD: 11 06 84 00 00 00 00 00 00 00 00 00 00 00 00
>[  186.074578] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[  186.074767] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:19:DP-1] probed modes :
>[  186.074775] [drm:drm_mode_debug_printmodeline] Modeline 30:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[  186.074782] [drm:drm_mode_debug_printmodeline] Modeline 32:"1600x1200" 60 162000 1600 1664 1856 2160 1200 1201 1204 1250 0x40 0x5
>[  186.074788] [drm:drm_mode_debug_printmodeline] Modeline 38:"1280x1024" 75 135000 1280 1296 1440 1688 1024 1025 1028 1066 0x40 0x5
>[  186.074794] [drm:drm_mode_debug_printmodeline] Modeline 31:"1280x1024" 60 108000 1280 1328 1440 1688 1024 1025 1028 1066 0x40 0x5
>[  186.074800] [drm:drm_mode_debug_printmodeline] Modeline 33:"1152x864" 75 108000 1152 1216 1344 1600 864 865 868 900 0x40 0x5
>[  186.074807] [drm:drm_mode_debug_printmodeline] Modeline 39:"1024x768" 75 78800 1024 1040 1136 1312 768 769 772 800 0x40 0x5
>[  186.074813] [drm:drm_mode_debug_printmodeline] Modeline 40:"1024x768" 60 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa
>[  186.074819] [drm:drm_mode_debug_printmodeline] Modeline 41:"800x600" 75 49500 800 816 896 1056 600 601 604 625 0x40 0x5
>[  186.074825] [drm:drm_mode_debug_printmodeline] Modeline 34:"800x600" 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5
>[  186.074831] [drm:drm_mode_debug_printmodeline] Modeline 35:"640x480" 75 31500 640 656 720 840 480 481 484 500 0x40 0xa
>[  186.074837] [drm:drm_mode_debug_printmodeline] Modeline 36:"640x480" 60 25200 640 656 752 800 480 490 492 525 0x40 0xa
>[  186.074843] [drm:drm_mode_debug_printmodeline] Modeline 37:"720x400" 70 28320 720 738 846 900 400 412 414 449 0x40 0x6
>[  186.074864] [drm:drm_mode_getconnector] [CONNECTOR:19:?]
>[  186.074910] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  186.074929] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  186.076264] [drm:drm_mode_addfb2] [FB:46]
>[  186.122345] [drm:drm_mode_setcrtc] [CRTC:9]
>[  186.122390] [drm:drm_mode_setcrtc] [CONNECTOR:19:DP-1]
>[  186.122397] [drm:intel_crtc_set_config] [CRTC:9] [FB:46] #connectors=1 (x y) (0 0)
>[  186.122446] [drm:intel_set_config_compute_mode_changes] modes are different, full mode set
>[  186.122453] [drm:drm_mode_debug_printmodeline] Modeline 43:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[  186.122460] [drm:drm_mode_debug_printmodeline] Modeline 47:"800x600" 59 38250 800 832 912 1024 600 603 607 624 0x0 0x0
>[  186.122464] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:9], mode_changed=1, fb_changed=1
>[  186.122470] [drm:intel_modeset_stage_output_state] [CONNECTOR:23:eDP-1] to [CRTC:5]
>[  186.122474] [drm:intel_modeset_stage_output_state] [CONNECTOR:19:DP-1] to [CRTC:9]
>[  186.122494] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 2, prepare: 2, disable: 0
>[  186.122514] [drm:connected_sink_compute_bpp] [CONNECTOR:19:DP-1] checking for sink bpp constrains
>[  186.122520] [drm:intel_dp_compute_config] DP link computation with max lane count 4 max bw 06 pixel clock 38250KHz
>[  186.122534] [drm:intel_dp_compute_config] DP link bw 06 lane count 1 clock 162000 bpp 24
>[  186.122538] [drm:intel_dp_compute_config] DP link bw required 91800 available 129600
>[  186.122543] [drm:intel_modeset_pipe_config] plane bpp: 24, pipe bpp: 24, dithering: 0
>[  186.122548] [drm:intel_dump_pipe_config] [CRTC:9][modeset] config for pipe B
>[  186.122552] [drm:intel_dump_pipe_config] cpu_transcoder: B
>[  186.122555] [drm:intel_dump_pipe_config] pipe bpp: 24, dithering: 0
>[  186.122560] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[  186.122565] [drm:intel_dump_pipe_config] dp: 1, gmch_m: 1485482, gmch_n: 2097152, link_m: 61895, link_n: 262144, tu: 64
>[  186.122569] [drm:intel_dump_pipe_config] requested mode:
>[  186.122575] [drm:drm_mode_debug_printmodeline] Modeline 0:"800x600" 59 38250 800 832 912 1024 600 603 607 624 0x0 0x0
>[  186.122578] [drm:intel_dump_pipe_config] adjusted mode:
>[  186.122584] [drm:drm_mode_debug_printmodeline] Modeline 0:"800x600" 59 38250 800 832 912 1024 600 603 607 624 0x0 0xa
>[  186.122590] [drm:intel_dump_crtc_timings] crtc timings: 38250 800 832 912 1024 600 603 607 624, type: 0x0 flags: 0xa
>[  186.122593] [drm:intel_dump_pipe_config] port clock: 162000
>[  186.122597] [drm:intel_dump_pipe_config] pipe src size: 800x600
>[  186.122602] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[  186.122606] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[  186.122609] [drm:intel_dump_pipe_config] ips: 0
>[  186.122613] [drm:intel_dump_pipe_config] double wide: 0
>[  186.144176] [drm:intel_dp_link_down] 
>[  186.196169] ------------[ cut here ]------------
>[  186.196212] WARNING: CPU: 0 PID: 3644 at drivers/gpu/drm/i915/intel_display.c:768 intel_wait_for_vblank+0x1b2/0x1d6 [i915]()
>[  186.196216] vblank wait timed out
>[  186.196219] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_timer snd soundcore battery ac acpi_cpufreq i915 video button drm_kms_helper drm joydev
>[  186.196259] CPU: 0 PID: 3644 Comm: testdisplay Tainted: G        W    3.14.0_drm-intel-testing_0e078e_20140417_+ #33
>[  186.196263]  0000000000000009 ffff88007074f9a8 ffffffff8181eeba 0000000000000006
>[  186.196273]  ffff88007074f9f8 ffff88007074f9e8 ffffffff8103c01c 0000000000000286
>[  186.196282]  ffffffffa00b871a ffff880003448000 00000000001f1040 0000000000002678
>[  186.196291] Call Trace:
>[  186.196302]  [<ffffffff8181eeba>] dump_stack+0x46/0x58
>[  186.196310]  [<ffffffff8103c01c>] warn_slowpath_common+0x81/0x9b
>[  186.196341]  [<ffffffffa00b871a>] ? intel_wait_for_vblank+0x1b2/0x1d6 [i915]
>[  186.196348]  [<ffffffff8103c0d9>] warn_slowpath_fmt+0x46/0x48
>[  186.196379]  [<ffffffffa00b871a>] intel_wait_for_vblank+0x1b2/0x1d6 [i915]
>[  186.196411]  [<ffffffffa00d3aa3>] intel_dp_link_down+0xed/0x1d9 [i915]
>[  186.196442]  [<ffffffffa00d3ba4>] vlv_post_disable_dp+0x15/0x17 [i915]
>[  186.196473]  [<ffffffffa00b9d1a>] i9xx_crtc_disable+0x184/0x24e [i915]
>[  186.196504]  [<ffffffffa00c110b>] __intel_set_mode+0xd5e/0x1206 [i915]
>[  186.196536]  [<ffffffffa00c3400>] intel_set_mode+0x16/0x2f [i915]
>[  186.196568]  [<ffffffffa00c402a>] intel_crtc_set_config+0x73a/0xa3f [i915]
>[  186.196590]  [<ffffffffa0013f92>] drm_mode_set_config_internal+0x59/0xe4 [drm]
>[  186.196610]  [<ffffffffa0016da3>] drm_mode_setcrtc+0x404/0x4a4 [drm]
>[  186.196617]  [<ffffffff8110b14c>] ? might_fault+0x43/0x93
>[  186.196633]  [<ffffffffa000a251>] drm_ioctl+0x2b3/0x422 [drm]
>[  186.196641]  [<ffffffff8107e167>] ? trace_hardirqs_on+0xd/0xf
>[  186.196660]  [<ffffffffa001699f>] ? drm_mode_setplane+0x35b/0x35b [drm]
>[  186.196668]  [<ffffffff81143389>] do_vfs_ioctl+0x455/0x49f
>[  186.196676]  [<ffffffff810943e7>] ? current_kernel_time+0x64/0xa0
>[  186.196683]  [<ffffffff8107e0fe>] ? trace_hardirqs_on_caller+0x142/0x19e
>[  186.196689]  [<ffffffff8107e167>] ? trace_hardirqs_on+0xd/0xf
>[  186.196695]  [<ffffffff81143426>] SyS_ioctl+0x53/0x81
>[  186.196703]  [<ffffffff8182d452>] system_call_fastpath+0x16/0x1b
>[  186.196708] ---[ end trace 615825d96e6b0ffa ]---
>[  186.198627] [drm:g4x_check_srwm] SR watermark: display plane 52, cursor 2
>[  186.198633] [drm:g4x_check_srwm] SR watermark: display plane 102, cursor 2
>[  186.198639] [drm:valleyview_update_wm] Setting FIFO watermarks - A: plane=201, cursor=2, B: plane=2, cursor=2, SR: plane=52, cursor=2
>[  186.237186] [drm:i9xx_update_primary_plane] Writing base 012F7000 00000000 0 0 3200
>[  186.237220] [drm:intel_edp_psr_match_conditions] PSR not supported on this platform
>[  186.237228] [drm:intel_crtc_mode_set] [ENCODER:18:TMDS-18] set [MODE:0:800x600]
>[  186.269160] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  186.283158] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  186.283888] [drm:intel_dp_start_link_train] clock recovery OK
>[  186.298167] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  186.313158] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  186.328170] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  186.343158] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  186.344182] [drm:intel_dp_complete_link_train] Channel EQ done. DP Training successful
>[  186.344557] [drm:valleyview_update_wm] Setting FIFO watermarks - A: plane=201, cursor=2, B: plane=169, cursor=2, SR: plane=0, cursor=0
>[  186.378262] [drm:intel_connector_check_state] [CONNECTOR:23:eDP-1]
>[  186.378565] [drm:intel_connector_check_state] [CONNECTOR:19:DP-1]
>[  186.378747] [drm:check_encoder_state] [ENCODER:13:DAC-13]
>[  186.378783] [drm:check_encoder_state] [ENCODER:14:TMDS-14]
>[  186.378876] [drm:check_encoder_state] [ENCODER:18:TMDS-18]
>[  186.378968] [drm:check_encoder_state] [ENCODER:20:TMDS-20]
>[  186.379101] [drm:check_encoder_state] [ENCODER:22:TMDS-22]
>[  186.379195] [drm:check_crtc_state] [CRTC:5]
>[  186.381132] [drm:check_crtc_state] [CRTC:9]
>[  186.383184] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  186.383206] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  186.383219] [drm:drm_mode_getconnector] [CONNECTOR:21:?]
>[  186.383227] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:21:HDMI-A-2]
>[  186.383231] [drm:intel_hdmi_detect] [CONNECTOR:21:HDMI-A-2]
>[  186.383496] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[  186.383502] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[  186.383589] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:21:HDMI-A-2] disconnected
>[  186.383599] [drm:drm_mode_getconnector] [CONNECTOR:21:?]
>[  186.383606] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:21:HDMI-A-2]
>[  186.383610] [drm:intel_hdmi_detect] [CONNECTOR:21:HDMI-A-2]
>[  186.383866] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[  186.383871] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[  186.383958] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:21:HDMI-A-2] disconnected
>[  187.645485] [drm:edp_panel_vdd_off_sync] Turning eDP VDD off
>[  187.645500] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd0007
>[  189.761277] [drm:intel_crtc_cursor_set] cursor off
>[  189.761285] [drm:intel_crtc_set_config] [CRTC:5] [FB:44] #connectors=1 (x y) (0 0)
>[  189.761347] [drm:intel_set_config_compute_mode_changes] modes are different, full mode set
>[  189.761352] [drm:drm_mode_debug_printmodeline] Modeline 46:"800x600" 59 38250 800 832 912 1024 600 603 607 624 0x0 0x0
>[  189.761356] [drm:drm_mode_debug_printmodeline] Modeline 42:"1920x1080" 60 138780 1920 1966 1996 2080 1080 1082 1086 1112 0x48 0xa
>[  189.761359] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:5], mode_changed=1, fb_changed=1
>[  189.761363] [drm:intel_modeset_stage_output_state] [CONNECTOR:23:eDP-1] to [CRTC:5]
>[  189.761365] [drm:intel_modeset_stage_output_state] [CONNECTOR:19:DP-1] to [CRTC:9]
>[  189.761385] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 1, prepare: 1, disable: 0
>[  189.761405] [drm:connected_sink_compute_bpp] [CONNECTOR:23:eDP-1] checking for sink bpp constrains
>[  189.761411] [drm:intel_dp_compute_config] DP link computation with max lane count 2 max bw 0a pixel clock 138780KHz
>[  189.761420] [drm:intel_dp_compute_config] DP link bw 0a lane count 2 clock 270000 bpp 24
>[  189.761423] [drm:intel_dp_compute_config] DP link bw required 333072 available 432000
>[  189.761427] [drm:intel_modeset_pipe_config] plane bpp: 24, pipe bpp: 24, dithering: 0
>[  189.761429] [drm:intel_dump_pipe_config] [CRTC:5][modeset] config for pipe A
>[  189.761431] [drm:intel_dump_pipe_config] cpu_transcoder: A
>[  189.761433] [drm:intel_dump_pipe_config] pipe bpp: 24, dithering: 0
>[  189.761436] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[  189.761439] [drm:intel_dump_pipe_config] dp: 1, gmch_m: 6467616, gmch_n: 8388608, link_m: 269484, link_n: 524288, tu: 64
>[  189.761440] [drm:intel_dump_pipe_config] requested mode:
>[  189.761444] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1080" 60 138780 1920 1966 1996 2080 1080 1082 1086 1112 0x48 0xa
>[  189.761446] [drm:intel_dump_pipe_config] adjusted mode:
>[  189.761450] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1080" 60 138780 1920 1966 1996 2080 1080 1082 1086 1112 0x48 0xa
>[  189.761453] [drm:intel_dump_crtc_timings] crtc timings: 138780 1920 1966 1996 2080 1080 1082 1086 1112, type: 0x48 flags: 0xa
>[  189.761455] [drm:intel_dump_pipe_config] port clock: 270000
>[  189.761457] [drm:intel_dump_pipe_config] pipe src size: 1920x1080
>[  189.761460] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[  189.761462] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[  189.761463] [drm:intel_dump_pipe_config] ips: 0
>[  189.761465] [drm:intel_dump_pipe_config] double wide: 0
>[  189.761569] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[  189.761578] [drm:_edp_panel_vdd_on] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd000f
>[  189.761583] [drm:intel_panel_actually_set_backlight] set backlight PWM = 0
>[  189.761588] [drm:intel_edp_backlight_off] 
>[  189.761787] [drm:intel_edp_panel_off] Turn eDP power off
>[  189.962524] [drm:wait_panel_off] Wait for panel power off time
>[  189.962532] [drm:wait_panel_status] mask b0000000 value 00000000 status e0000003 control abcd0000
>[  190.004079] [drm:intel_hpd_irq_handler] hotplug event received, stat 0x00100000
>[  190.004090] [drm:intel_hpd_irq_handler] Received HPD interrupt on PIN 5 - cnt: 0
>[  190.006185] [drm:wait_panel_status] Wait complete
>[  190.026190] [drm:i9xx_pfit_disable] disabling pfit, current: 0x88000000
>[  190.026195] [drm:intel_dp_link_down] 
>[  190.078166] ------------[ cut here ]------------
>[  190.078204] WARNING: CPU: 1 PID: 3644 at drivers/gpu/drm/i915/intel_display.c:768 intel_wait_for_vblank+0x1b2/0x1d6 [i915]()
>[  190.078206] vblank wait timed out
>[  190.078229] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_timer snd soundcore battery ac acpi_cpufreq i915 video button drm_kms_helper drm joydev
>[  190.078234] CPU: 1 PID: 3644 Comm: testdisplay Tainted: G        W    3.14.0_drm-intel-testing_0e078e_20140417_+ #33
>[  190.078241]  0000000000000009 ffff88007074f738 ffffffff8181eeba 0000000000000006
>[  190.078246]  ffff88007074f788 ffff88007074f778 ffffffff8103c01c 0000000000000282
>[  190.078251]  ffffffffa00b871a ffff880003448000 00000000001f0040 00000000000038cf
>[  190.078253] Call Trace:
>[  190.078261]  [<ffffffff8181eeba>] dump_stack+0x46/0x58
>[  190.078267]  [<ffffffff8103c01c>] warn_slowpath_common+0x81/0x9b
>[  190.078295]  [<ffffffffa00b871a>] ? intel_wait_for_vblank+0x1b2/0x1d6 [i915]
>[  190.078300]  [<ffffffff8103c0d9>] warn_slowpath_fmt+0x46/0x48
>[  190.078328]  [<ffffffffa00b871a>] intel_wait_for_vblank+0x1b2/0x1d6 [i915]
>[  190.078357]  [<ffffffffa00d3aa3>] intel_dp_link_down+0xed/0x1d9 [i915]
>[  190.078386]  [<ffffffffa00d3ba4>] vlv_post_disable_dp+0x15/0x17 [i915]
>[  190.078414]  [<ffffffffa00b9d1a>] i9xx_crtc_disable+0x184/0x24e [i915]
>[  190.078443]  [<ffffffffa00c110b>] __intel_set_mode+0xd5e/0x1206 [i915]
>[  190.078473]  [<ffffffffa00c3400>] intel_set_mode+0x16/0x2f [i915]
>[  190.078502]  [<ffffffffa00c402a>] intel_crtc_set_config+0x73a/0xa3f [i915]
>[  190.078507]  [<ffffffff8107e167>] ? trace_hardirqs_on+0xd/0xf
>[  190.078526]  [<ffffffffa0013f92>] drm_mode_set_config_internal+0x59/0xe4 [drm]
>[  190.078534]  [<ffffffffa0060dd2>] drm_fb_helper_restore_fbdev_mode+0x9b/0xb9 [drm_kms_helper]
>[  190.078541]  [<ffffffffa0061205>] drm_fb_helper_set_par+0x4d/0x78 [drm_kms_helper]
>[  190.078546]  [<ffffffff813bb0c5>] fb_set_var+0x2c0/0x3be
>[  190.078552]  [<ffffffff813c5b50>] fbcon_blank+0x7f/0x26e
>[  190.078556]  [<ffffffff8107df90>] ? mark_held_locks+0xce/0xfa
>[  190.078562]  [<ffffffff8141ae25>] do_unblank_screen+0xfa/0x173
>[  190.078566]  [<ffffffff814128f8>] vt_ioctl+0x4cf/0xff2
>[  190.078572]  [<ffffffff81409821>] tty_ioctl+0x9c8/0xa49
>[  190.078576]  [<ffffffff8113cbf6>] ? final_putname+0x35/0x39
>[  190.078581]  [<ffffffff8112c288>] ? kmem_cache_free+0x101/0x195
>[  190.078584]  [<ffffffff8113cbf6>] ? final_putname+0x35/0x39
>[  190.078589]  [<ffffffff81143389>] do_vfs_ioctl+0x455/0x49f
>[  190.078594]  [<ffffffff810943e7>] ? current_kernel_time+0x64/0xa0
>[  190.078598]  [<ffffffff8107e0fe>] ? trace_hardirqs_on_caller+0x142/0x19e
>[  190.078602]  [<ffffffff8107e167>] ? trace_hardirqs_on+0xd/0xf
>[  190.078606]  [<ffffffff81143426>] SyS_ioctl+0x53/0x81
>[  190.078611]  [<ffffffff8182d452>] system_call_fastpath+0x16/0x1b
>[  190.078613] ---[ end trace 615825d96e6b0ffb ]---
>[  190.129145] [drm:g4x_check_srwm] SR watermark: display plane 31, cursor 2
>[  190.129147] [drm:g4x_check_srwm] SR watermark: display plane 52, cursor 2
>[  190.129152] [drm:valleyview_update_wm] Setting FIFO watermarks - A: plane=2, cursor=2, B: plane=169, cursor=2, SR: plane=31, cursor=2
>[  190.151191] [drm:i9xx_update_primary_plane] Writing base 00855000 00000000 0 0 7680
>[  190.151201] [drm:intel_edp_psr_match_conditions] PSR not supported on this platform
>[  190.151206] [drm:intel_crtc_mode_set] [ENCODER:22:TMDS-22] set [MODE:0:1920x1080]
>[  190.169176] [drm:intel_dp_init_panel_power_sequencer] cur t1_t3 2000 t8 1 t9 1 t10 500 t11_t12 6000
>[  190.169180] [drm:intel_dp_init_panel_power_sequencer] vbt t1_t3 2000 t8 10 t9 2000 t10 500 t11_t12 5000
>[  190.169182] [drm:intel_dp_init_panel_power_sequencer] panel power up delay 200, power down delay 50, power cycle delay 600
>[  190.169184] [drm:intel_dp_init_panel_power_sequencer] backlight on delay 1, off delay 200
>[  190.169193] [drm:intel_dp_init_panel_power_sequencer_registers] panel power sequencer register settings: PP_ON 0x87d00001, PP_OFF 0x1f40001, PP_DIV 0x270f06
>[  190.169292] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[  190.169294] [drm:wait_panel_power_cycle] Wait for panel power cycle
>[  190.563073] [drm:wait_panel_status] mask b800000f value 00000000 status 08000001 control abcd0000
>[  190.585539] [drm:wait_panel_status] Wait complete
>[  190.585549] [drm:_edp_panel_vdd_on] PP_STATUS: 0x00000000 PP_CONTROL: 0xabcd0008
>[  190.585552] [drm:_edp_panel_vdd_on] eDP was not running
>[  190.616321] [drm:intel_hpd_irq_handler] hotplug event received, stat 0x00100000
>[  190.616333] [drm:intel_hpd_irq_handler] Received HPD interrupt on PIN 5 - cnt: 1
>[  190.799173] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  190.813226] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  190.813732] [drm:intel_dp_start_link_train] clock recovery OK
>[  190.813735] [drm:intel_edp_panel_on] Turn eDP power on
>[  190.813738] [drm:wait_panel_power_cycle] Wait for panel power cycle
>[  190.813743] [drm:wait_panel_status] mask b800000f value 00000000 status 00000000 control abcd0008
>[  190.813746] [drm:wait_panel_status] Wait complete
>[  190.813750] [drm:wait_panel_on] Wait for panel power on
>[  190.813755] [drm:wait_panel_status] mask b000000f value 80000008 status 0000000a control abcd000b
>[  190.967026] [drm:wait_panel_status] Wait complete
>[  190.967031] [drm:edp_panel_vdd_off_sync] Turning eDP VDD off
>[  190.967040] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd0003
>[  190.967239] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[  190.967247] [drm:_edp_panel_vdd_on] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd000b
>[  190.968058] [drm:intel_dp_complete_link_train] Channel EQ done. DP Training successful
>[  190.968437] [drm:valleyview_update_wm] Setting FIFO watermarks - A: plane=61, cursor=2, B: plane=169, cursor=2, SR: plane=0, cursor=0
>[  191.002019] [drm:intel_edp_backlight_on] 
>[  191.002026] [drm:intel_panel_enable_backlight] pipe A
>[  191.002031] [drm:intel_panel_actually_set_backlight] set backlight PWM = 7812
>[  191.002150] [drm:intel_connector_check_state] [CONNECTOR:23:eDP-1]
>[  191.002468] [drm:intel_connector_check_state] [CONNECTOR:19:DP-1]
>[  191.002658] [drm:check_encoder_state] [ENCODER:13:DAC-13]
>[  191.002694] [drm:check_encoder_state] [ENCODER:14:TMDS-14]
>[  191.002790] [drm:check_encoder_state] [ENCODER:18:TMDS-18]
>[  191.002886] [drm:check_encoder_state] [ENCODER:20:TMDS-20]
>[  191.002982] [drm:check_encoder_state] [ENCODER:22:TMDS-22]
>[  191.003105] [drm:check_crtc_state] [CRTC:5]
>[  191.005118] [drm:check_crtc_state] [CRTC:9]
>[  191.007141] [drm:intel_crtc_cursor_set] cursor off
>[  191.007147] [drm:intel_crtc_set_config] [CRTC:9] [FB:44] #connectors=1 (x y) (0 0)
>[  191.007201] [drm:intel_set_config_compute_mode_changes] modes are different, full mode set
>[  191.007206] [drm:drm_mode_debug_printmodeline] Modeline 47:"800x600" 59 38250 800 832 912 1024 600 603 607 624 0x0 0x0
>[  191.007211] [drm:drm_mode_debug_printmodeline] Modeline 43:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[  191.007213] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:9], mode_changed=1, fb_changed=1
>[  191.007217] [drm:intel_modeset_stage_output_state] [CONNECTOR:23:eDP-1] to [CRTC:5]
>[  191.007220] [drm:intel_modeset_stage_output_state] [CONNECTOR:19:DP-1] to [CRTC:9]
>[  191.007238] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 2, prepare: 2, disable: 0
>[  191.007256] [drm:connected_sink_compute_bpp] [CONNECTOR:19:DP-1] checking for sink bpp constrains
>[  191.007260] [drm:intel_dp_compute_config] DP link computation with max lane count 4 max bw 06 pixel clock 154000KHz
>[  191.007270] [drm:intel_dp_compute_config] DP link bw 06 lane count 4 clock 162000 bpp 24
>[  191.007272] [drm:intel_dp_compute_config] DP link bw required 369600 available 518400
>[  191.007275] [drm:intel_modeset_pipe_config] plane bpp: 24, pipe bpp: 24, dithering: 0
>[  191.007278] [drm:intel_dump_pipe_config] [CRTC:9][modeset] config for pipe B
>[  191.007279] [drm:intel_dump_pipe_config] cpu_transcoder: B
>[  191.007281] [drm:intel_dump_pipe_config] pipe bpp: 24, dithering: 0
>[  191.007284] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[  191.007287] [drm:intel_dump_pipe_config] dp: 1, gmch_m: 5980766, gmch_n: 8388608, link_m: 249198, link_n: 262144, tu: 64
>[  191.007288] [drm:intel_dump_pipe_config] requested mode:
>[  191.007293] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[  191.007294] [drm:intel_dump_pipe_config] adjusted mode:
>[  191.007298] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[  191.007302] [drm:intel_dump_crtc_timings] crtc timings: 154000 1920 1968 2000 2080 1200 1203 1209 1235, type: 0x48 flags: 0x9
>[  191.007304] [drm:intel_dump_pipe_config] port clock: 162000
>[  191.007306] [drm:intel_dump_pipe_config] pipe src size: 1920x1200
>[  191.007308] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[  191.007310] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[  191.007312] [drm:intel_dump_pipe_config] ips: 0
>[  191.007314] [drm:intel_dump_pipe_config] double wide: 0
>[  191.039209] [drm:intel_dp_link_down] 
>[  191.091203] ------------[ cut here ]------------
>[  191.091239] WARNING: CPU: 1 PID: 3644 at drivers/gpu/drm/i915/intel_display.c:768 intel_wait_for_vblank+0x1b2/0x1d6 [i915]()
>[  191.091240] vblank wait timed out
>[  191.091263] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_timer snd soundcore battery ac acpi_cpufreq i915 video button drm_kms_helper drm joydev
>[  191.091268] CPU: 1 PID: 3644 Comm: testdisplay Tainted: G        W    3.14.0_drm-intel-testing_0e078e_20140417_+ #33
>[  191.091275]  0000000000000009 ffff88007074f738 ffffffff8181eeba 0000000000000006
>[  191.091280]  ffff88007074f788 ffff88007074f778 ffffffff8103c01c 0000000000000282
>[  191.091286]  ffffffffa00b871a ffff880003448000 00000000001f1040 0000000000002792
>[  191.091287] Call Trace:
>[  191.091295]  [<ffffffff8181eeba>] dump_stack+0x46/0x58
>[  191.091301]  [<ffffffff8103c01c>] warn_slowpath_common+0x81/0x9b
>[  191.091330]  [<ffffffffa00b871a>] ? intel_wait_for_vblank+0x1b2/0x1d6 [i915]
>[  191.091334]  [<ffffffff8103c0d9>] warn_slowpath_fmt+0x46/0x48
>[  191.091362]  [<ffffffffa00b871a>] intel_wait_for_vblank+0x1b2/0x1d6 [i915]
>[  191.091392]  [<ffffffffa00d3aa3>] intel_dp_link_down+0xed/0x1d9 [i915]
>[  191.091420]  [<ffffffffa00d3ba4>] vlv_post_disable_dp+0x15/0x17 [i915]
>[  191.091449]  [<ffffffffa00b9d1a>] i9xx_crtc_disable+0x184/0x24e [i915]
>[  191.091477]  [<ffffffffa00c110b>] __intel_set_mode+0xd5e/0x1206 [i915]
>[  191.091507]  [<ffffffffa00c3400>] intel_set_mode+0x16/0x2f [i915]
>[  191.091536]  [<ffffffffa00c402a>] intel_crtc_set_config+0x73a/0xa3f [i915]
>[  191.091541]  [<ffffffff8107e167>] ? trace_hardirqs_on+0xd/0xf
>[  191.091561]  [<ffffffffa0013f92>] drm_mode_set_config_internal+0x59/0xe4 [drm]
>[  191.091568]  [<ffffffffa0060dd2>] drm_fb_helper_restore_fbdev_mode+0x9b/0xb9 [drm_kms_helper]
>[  191.091575]  [<ffffffffa0061205>] drm_fb_helper_set_par+0x4d/0x78 [drm_kms_helper]
>[  191.091581]  [<ffffffff813bb0c5>] fb_set_var+0x2c0/0x3be
>[  191.091586]  [<ffffffff813c5b50>] fbcon_blank+0x7f/0x26e
>[  191.091590]  [<ffffffff8107df90>] ? mark_held_locks+0xce/0xfa
>[  191.091596]  [<ffffffff8141ae25>] do_unblank_screen+0xfa/0x173
>[  191.091600]  [<ffffffff814128f8>] vt_ioctl+0x4cf/0xff2
>[  191.091606]  [<ffffffff81409821>] tty_ioctl+0x9c8/0xa49
>[  191.091611]  [<ffffffff8113cbf6>] ? final_putname+0x35/0x39
>[  191.091615]  [<ffffffff8112c288>] ? kmem_cache_free+0x101/0x195
>[  191.091619]  [<ffffffff8113cbf6>] ? final_putname+0x35/0x39
>[  191.091623]  [<ffffffff81143389>] do_vfs_ioctl+0x455/0x49f
>[  191.091628]  [<ffffffff810943e7>] ? current_kernel_time+0x64/0xa0
>[  191.091632]  [<ffffffff8107e0fe>] ? trace_hardirqs_on_caller+0x142/0x19e
>[  191.091636]  [<ffffffff8107e167>] ? trace_hardirqs_on+0xd/0xf
>[  191.091640]  [<ffffffff81143426>] SyS_ioctl+0x53/0x81
>[  191.091646]  [<ffffffff8182d452>] system_call_fastpath+0x16/0x1b
>[  191.091648] ---[ end trace 615825d96e6b0ffc ]---
>[  191.092037] [drm:g4x_check_srwm] SR watermark: display plane 107, cursor 2
>[  191.092040] [drm:g4x_check_srwm] SR watermark: display plane 211, cursor 2
>[  191.092044] [drm:valleyview_update_wm] Setting FIFO watermarks - A: plane=61, cursor=2, B: plane=2, cursor=2, SR: plane=107, cursor=2
>[  191.130194] [drm:i9xx_update_primary_plane] Writing base 00855000 00000000 0 0 7680
>[  191.130205] [drm:intel_edp_psr_match_conditions] PSR not supported on this platform
>[  191.130209] [drm:intel_crtc_mode_set] [ENCODER:18:TMDS-18] set [MODE:0:1920x1200]
>[  191.162165] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  191.176168] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  191.176775] [drm:intel_dp_start_link_train] clock recovery OK
>[  191.191198] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  191.206171] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  191.221195] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  191.236034] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  191.236929] [drm:intel_dp_complete_link_train] Channel EQ done. DP Training successful
>[  191.237312] [drm:valleyview_update_wm] Setting FIFO watermarks - A: plane=61, cursor=2, B: plane=66, cursor=2, SR: plane=0, cursor=0
>[  191.271127] [drm:intel_connector_check_state] [CONNECTOR:23:eDP-1]
>[  191.271444] [drm:intel_connector_check_state] [CONNECTOR:19:DP-1]
>[  191.271634] [drm:check_encoder_state] [ENCODER:13:DAC-13]
>[  191.271669] [drm:check_encoder_state] [ENCODER:14:TMDS-14]
>[  191.271765] [drm:check_encoder_state] [ENCODER:18:TMDS-18]
>[  191.271862] [drm:check_encoder_state] [ENCODER:20:TMDS-20]
>[  191.271958] [drm:check_encoder_state] [ENCODER:22:TMDS-22]
>[  191.272080] [drm:check_crtc_state] [CRTC:5]
>[  191.274117] [drm:check_crtc_state] [CRTC:9]
>[  191.276450] [drm:i915_hotplug_work_func] running encoder hotplug functions
>[  191.276454] [drm:i915_hotplug_work_func] Connector eDP-1 (pin 5) received hotplug event.
>[  191.276456] [drm:i915_hotplug_work_func] Connector HDMI-A-2 (pin 5) received hotplug event.
>[  191.277058] [drm:intel_dp_get_dpcd] DPCD: 12 0a 82 41 00 00 01 80 02 00 00 00 0f 0b 00
>[  191.277240] [drm:intel_dp_get_dpcd] Detected EDP PSR Panel.
>[  191.277680] [drm:intel_dp_detect] [CONNECTOR:23:eDP-1]
>[  191.277871] [drm:intel_dp_probe_oui] Sink OUI: 001cf8
>[  191.278060] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[  191.278183] [drm:intel_hdmi_detect] [CONNECTOR:21:HDMI-A-2]
>[  191.278446] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[  191.278449] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[  191.278558] [drm:i915_hotplug_work_func] running encoder hotplug functions
>[  191.641613] [drm:valleyview_set_rps] GPU freq request from 178 MHz (191) to 755 MHz (217)
>[  191.645034] [drm:intel_crtc_cursor_set] cursor off
>[  191.645050] [drm:intel_crtc_set_config] [CRTC:5] [FB:44] #connectors=1 (x y) (0 0)
>[  191.645117] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:5], mode_changed=0, fb_changed=0
>[  191.645128] [drm:intel_modeset_stage_output_state] [CONNECTOR:23:eDP-1] to [CRTC:5]
>[  191.645139] [drm:intel_modeset_stage_output_state] [CONNECTOR:19:DP-1] to [CRTC:9]
>[  191.645166] [drm:intel_crtc_cursor_set] cursor off
>[  191.645177] [drm:intel_crtc_set_config] [CRTC:9] [FB:44] #connectors=1 (x y) (0 0)
>[  191.645234] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:9], mode_changed=0, fb_changed=0
>[  191.645245] [drm:intel_modeset_stage_output_state] [CONNECTOR:23:eDP-1] to [CRTC:5]
>[  191.645255] [drm:intel_modeset_stage_output_state] [CONNECTOR:19:DP-1] to [CRTC:9]
>[  193.973529] [drm:edp_panel_vdd_off_sync] Turning eDP VDD off
>[  193.973545] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd0007
>[  198.072822] [drm:i915_gem_open] 
>[  198.073483] [drm:intel_crtc_cursor_set] cursor off
>[  198.073493] [drm:intel_crtc_set_config] [CRTC:5] [FB:44] #connectors=1 (x y) (0 0)
>[  198.073544] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:5], mode_changed=0, fb_changed=0
>[  198.073551] [drm:intel_modeset_stage_output_state] [CONNECTOR:23:eDP-1] to [CRTC:5]
>[  198.073556] [drm:intel_modeset_stage_output_state] [CONNECTOR:19:DP-1] to [CRTC:9]
>[  198.073578] [drm:intel_crtc_cursor_set] cursor off
>[  198.073584] [drm:intel_crtc_set_config] [CRTC:9] [FB:44] #connectors=1 (x y) (0 0)
>[  198.073629] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:9], mode_changed=0, fb_changed=0
>[  198.073634] [drm:intel_modeset_stage_output_state] [CONNECTOR:23:eDP-1] to [CRTC:5]
>[  198.073639] [drm:intel_modeset_stage_output_state] [CONNECTOR:19:DP-1] to [CRTC:9]
>[  198.073743] [drm:i915_gem_open] 
>[  198.076734] [drm:valleyview_set_rps] GPU freq request from 178 MHz (191) to 755 MHz (217)
>[  198.077439] [drm:i915_gem_open] 
>[  198.077685] [drm:i915_gem_open] 
>[  198.078711] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  198.078740] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  198.078768] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  198.078785] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  198.078802] [drm:drm_mode_getconnector] [CONNECTOR:23:?]
>[  198.078811] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:23:eDP-1]
>[  198.078905] [drm:intel_dp_detect] [CONNECTOR:23:eDP-1]
>[  198.079041] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[  198.079052] [drm:_edp_panel_vdd_on] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd000f
>[  198.080060] [drm:intel_dp_probe_oui] Sink OUI: 001cf8
>[  198.080252] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[  198.080515] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[  198.080615] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:23:eDP-1] probed modes :
>[  198.080623] [drm:drm_mode_debug_printmodeline] Modeline 24:"1920x1080" 60 138780 1920 1966 1996 2080 1080 1082 1086 1112 0x48 0xa
>[  198.080640] [drm:drm_mode_getconnector] [CONNECTOR:23:?]
>[  198.080681] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  198.080698] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  198.080862] [drm:drm_mode_addfb2] [FB:45]
>[  198.147197] [drm:drm_mode_setcrtc] [CRTC:5]
>[  198.147243] [drm:drm_mode_setcrtc] [CONNECTOR:23:eDP-1]
>[  198.147250] [drm:intel_crtc_set_config] [CRTC:5] [FB:45] #connectors=1 (x y) (0 0)
>[  198.147299] [drm:intel_set_config_compute_mode_changes] modes are different, full mode set
>[  198.147306] [drm:drm_mode_debug_printmodeline] Modeline 42:"1920x1080" 60 138780 1920 1966 1996 2080 1080 1082 1086 1112 0x48 0xa
>[  198.147312] [drm:drm_mode_debug_printmodeline] Modeline 46:"1024x768" 59 63500 1024 1072 1176 1328 768 771 775 798 0x0 0x0
>[  198.147317] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:5], mode_changed=1, fb_changed=1
>[  198.147322] [drm:intel_modeset_stage_output_state] [CONNECTOR:23:eDP-1] to [CRTC:5]
>[  198.147327] [drm:intel_modeset_stage_output_state] [CONNECTOR:19:DP-1] to [CRTC:9]
>[  198.147345] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 1, prepare: 1, disable: 0
>[  198.147367] [drm:connected_sink_compute_bpp] [CONNECTOR:23:eDP-1] checking for sink bpp constrains
>[  198.147376] [drm:intel_dp_compute_config] DP link computation with max lane count 2 max bw 0a pixel clock 138780KHz
>[  198.147389] [drm:intel_dp_compute_config] DP link bw 0a lane count 2 clock 270000 bpp 24
>[  198.147393] [drm:intel_dp_compute_config] DP link bw required 333072 available 432000
>[  198.147400] [drm:intel_modeset_pipe_config] plane bpp: 24, pipe bpp: 24, dithering: 0
>[  198.147404] [drm:intel_dump_pipe_config] [CRTC:5][modeset] config for pipe A
>[  198.147408] [drm:intel_dump_pipe_config] cpu_transcoder: A
>[  198.147411] [drm:intel_dump_pipe_config] pipe bpp: 24, dithering: 0
>[  198.147416] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[  198.147421] [drm:intel_dump_pipe_config] dp: 1, gmch_m: 6467616, gmch_n: 8388608, link_m: 269484, link_n: 524288, tu: 64
>[  198.147425] [drm:intel_dump_pipe_config] requested mode:
>[  198.147431] [drm:drm_mode_debug_printmodeline] Modeline 0:"1024x768" 59 63500 1024 1072 1176 1328 768 771 775 798 0x0 0x0
>[  198.147435] [drm:intel_dump_pipe_config] adjusted mode:
>[  198.147441] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1080" 60 138780 1920 1966 1996 2080 1080 1082 1086 1112 0x48 0xa
>[  198.147446] [drm:intel_dump_crtc_timings] crtc timings: 138780 1920 1966 1996 2080 1080 1082 1086 1112, type: 0x48 flags: 0xa
>[  198.147450] [drm:intel_dump_pipe_config] port clock: 270000
>[  198.147454] [drm:intel_dump_pipe_config] pipe src size: 1024x768
>[  198.147458] [drm:intel_dump_pipe_config] gmch pfit: control: 0x88000000, ratios: 0x00000000, lvds border: 0x00000000
>[  198.147463] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[  198.147466] [drm:intel_dump_pipe_config] ips: 0
>[  198.147470] [drm:intel_dump_pipe_config] double wide: 0
>[  198.147481] [drm:intel_panel_actually_set_backlight] set backlight PWM = 0
>[  198.147489] [drm:intel_edp_backlight_off] 
>[  198.147691] [drm:intel_edp_panel_off] Turn eDP power off
>[  198.348035] [drm:wait_panel_off] Wait for panel power off time
>[  198.348048] [drm:wait_panel_status] mask b0000000 value 00000000 status e0000003 control abcd0000
>[  198.389599] [drm:intel_hpd_irq_handler] hotplug event received, stat 0x00100000
>[  198.389630] [drm:intel_hpd_irq_handler] Received HPD interrupt on PIN 5 - cnt: 0
>[  198.392012] [drm:wait_panel_status] Wait complete
>[  198.420150] [drm:intel_dp_link_down] 
>[  198.472148] ------------[ cut here ]------------
>[  198.472191] WARNING: CPU: 0 PID: 3645 at drivers/gpu/drm/i915/intel_display.c:768 intel_wait_for_vblank+0x1b2/0x1d6 [i915]()
>[  198.472195] vblank wait timed out
>[  198.472199] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_timer snd soundcore battery ac acpi_cpufreq i915 video button drm_kms_helper drm joydev
>[  198.472239] CPU: 0 PID: 3645 Comm: testdisplay Tainted: G        W    3.14.0_drm-intel-testing_0e078e_20140417_+ #33
>[  198.472243]  0000000000000009 ffff88007074f9a8 ffffffff8181eeba 0000000000000006
>[  198.472252]  ffff88007074f9f8 ffff88007074f9e8 ffffffff8103c01c 0000000000000286
>[  198.472261]  ffffffffa00b871a ffff880003448000 00000000001f0040 0000000000003a8f
>[  198.472270] Call Trace:
>[  198.472281]  [<ffffffff8181eeba>] dump_stack+0x46/0x58
>[  198.472290]  [<ffffffff8103c01c>] warn_slowpath_common+0x81/0x9b
>[  198.472321]  [<ffffffffa00b871a>] ? intel_wait_for_vblank+0x1b2/0x1d6 [i915]
>[  198.472327]  [<ffffffff8103c0d9>] warn_slowpath_fmt+0x46/0x48
>[  198.472358]  [<ffffffffa00b871a>] intel_wait_for_vblank+0x1b2/0x1d6 [i915]
>[  198.472390]  [<ffffffffa00d3aa3>] intel_dp_link_down+0xed/0x1d9 [i915]
>[  198.472421]  [<ffffffffa00d3ba4>] vlv_post_disable_dp+0x15/0x17 [i915]
>[  198.472452]  [<ffffffffa00b9d1a>] i9xx_crtc_disable+0x184/0x24e [i915]
>[  198.472483]  [<ffffffffa00c110b>] __intel_set_mode+0xd5e/0x1206 [i915]
>[  198.472515]  [<ffffffffa00c3400>] intel_set_mode+0x16/0x2f [i915]
>[  198.472547]  [<ffffffffa00c402a>] intel_crtc_set_config+0x73a/0xa3f [i915]
>[  198.472569]  [<ffffffffa0013f92>] drm_mode_set_config_internal+0x59/0xe4 [drm]
>[  198.472589]  [<ffffffffa0016da3>] drm_mode_setcrtc+0x404/0x4a4 [drm]
>[  198.472597]  [<ffffffff8110b14c>] ? might_fault+0x43/0x93
>[  198.472612]  [<ffffffffa000a251>] drm_ioctl+0x2b3/0x422 [drm]
>[  198.472620]  [<ffffffff8107e167>] ? trace_hardirqs_on+0xd/0xf
>[  198.472639]  [<ffffffffa001699f>] ? drm_mode_setplane+0x35b/0x35b [drm]
>[  198.472648]  [<ffffffff81143389>] do_vfs_ioctl+0x455/0x49f
>[  198.472656]  [<ffffffff810943e7>] ? current_kernel_time+0x64/0xa0
>[  198.472663]  [<ffffffff8107e0fe>] ? trace_hardirqs_on_caller+0x142/0x19e
>[  198.472669]  [<ffffffff8107e167>] ? trace_hardirqs_on+0xd/0xf
>[  198.472675]  [<ffffffff81143426>] SyS_ioctl+0x53/0x81
>[  198.472683]  [<ffffffff8182d452>] system_call_fastpath+0x16/0x1b
>[  198.472688] ---[ end trace 615825d96e6b0ffd ]---
>[  198.523040] [drm:g4x_check_srwm] SR watermark: display plane 118, cursor 2
>[  198.523048] [drm:g4x_check_srwm] SR watermark: display plane 233, cursor 2
>[  198.523054] [drm:valleyview_update_wm] Setting FIFO watermarks - A: plane=2, cursor=2, B: plane=66, cursor=2, SR: plane=118, cursor=2
>[  198.545187] [drm:i9xx_update_primary_plane] Writing base 01122000 00000000 0 0 4096
>[  198.545218] [drm:intel_edp_psr_match_conditions] PSR not supported on this platform
>[  198.545226] [drm:intel_crtc_mode_set] [ENCODER:22:TMDS-22] set [MODE:0:1024x768]
>[  198.563170] [drm:intel_dp_init_panel_power_sequencer] cur t1_t3 2000 t8 1 t9 1 t10 500 t11_t12 6000
>[  198.563177] [drm:intel_dp_init_panel_power_sequencer] vbt t1_t3 2000 t8 10 t9 2000 t10 500 t11_t12 5000
>[  198.563182] [drm:intel_dp_init_panel_power_sequencer] panel power up delay 200, power down delay 50, power cycle delay 600
>[  198.563186] [drm:intel_dp_init_panel_power_sequencer] backlight on delay 1, off delay 200
>[  198.563197] [drm:intel_dp_init_panel_power_sequencer_registers] panel power sequencer register settings: PP_ON 0x87d00001, PP_OFF 0x1f40001, PP_DIV 0x270f06
>[  198.563291] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[  198.563296] [drm:wait_panel_power_cycle] Wait for panel power cycle
>[  198.949488] [drm:wait_panel_status] mask b800000f value 00000000 status 08000001 control abcd0000
>[  198.982550] [drm:wait_panel_status] Wait complete
>[  198.982565] [drm:_edp_panel_vdd_on] PP_STATUS: 0x00000000 PP_CONTROL: 0xabcd0008
>[  198.982570] [drm:_edp_panel_vdd_on] eDP was not running
>[  199.013346] [drm:intel_hpd_irq_handler] hotplug event received, stat 0x00100000
>[  199.013378] [drm:intel_hpd_irq_handler] Received HPD interrupt on PIN 5 - cnt: 1
>[  199.196172] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  199.210163] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  199.210732] [drm:intel_dp_start_link_train] clock recovery OK
>[  199.210737] [drm:intel_edp_panel_on] Turn eDP power on
>[  199.210742] [drm:wait_panel_power_cycle] Wait for panel power cycle
>[  199.210749] [drm:wait_panel_status] mask b800000f value 00000000 status 00000000 control abcd0008
>[  199.210754] [drm:wait_panel_status] Wait complete
>[  199.210760] [drm:wait_panel_on] Wait for panel power on
>[  199.210766] [drm:wait_panel_status] mask b000000f value 80000008 status 0000000a control abcd000b
>[  199.364551] [drm:wait_panel_status] Wait complete
>[  199.364562] [drm:edp_panel_vdd_off_sync] Turning eDP VDD off
>[  199.364572] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd0003
>[  199.364760] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[  199.364770] [drm:_edp_panel_vdd_on] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd000b
>[  199.365919] [drm:intel_dp_complete_link_train] Channel EQ done. DP Training successful
>[  199.366372] [drm:valleyview_update_wm] Setting FIFO watermarks - A: plane=173, cursor=2, B: plane=66, cursor=2, SR: plane=0, cursor=0
>[  199.400164] [drm:intel_edp_backlight_on] 
>[  199.400175] [drm:intel_panel_enable_backlight] pipe A
>[  199.400183] [drm:intel_panel_actually_set_backlight] set backlight PWM = 7812
>[  199.400300] [drm:intel_connector_check_state] [CONNECTOR:23:eDP-1]
>[  199.400602] [drm:intel_connector_check_state] [CONNECTOR:19:DP-1]
>[  199.400784] [drm:check_encoder_state] [ENCODER:13:DAC-13]
>[  199.400820] [drm:check_encoder_state] [ENCODER:14:TMDS-14]
>[  199.400912] [drm:check_encoder_state] [ENCODER:18:TMDS-18]
>[  199.401051] [drm:check_encoder_state] [ENCODER:20:TMDS-20]
>[  199.401148] [drm:check_encoder_state] [ENCODER:22:TMDS-22]
>[  199.401242] [drm:check_crtc_state] [CRTC:5]
>[  199.403121] [drm:check_crtc_state] [CRTC:9]
>[  199.405170] [drm:i915_hotplug_work_func] running encoder hotplug functions
>[  199.405178] [drm:i915_hotplug_work_func] Connector eDP-1 (pin 5) received hotplug event.
>[  199.405183] [drm:i915_hotplug_work_func] Connector HDMI-A-2 (pin 5) received hotplug event.
>[  199.405696] [drm:intel_dp_get_dpcd] DPCD: 12 0a 82 41 00 00 01 80 02 00 00 00 0f 0b 00
>[  199.405880] [drm:intel_dp_get_dpcd] Detected EDP PSR Panel.
>[  199.406340] [drm:intel_dp_detect] [CONNECTOR:23:eDP-1]
>[  199.406535] [drm:intel_dp_probe_oui] Sink OUI: 001cf8
>[  199.406727] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[  199.406854] [drm:intel_hdmi_detect] [CONNECTOR:21:HDMI-A-2]
>[  199.407124] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[  199.407130] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[  199.407250] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  199.407271] [drm:i915_hotplug_work_func] running encoder hotplug functions
>[  199.407286] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  199.407301] [drm:drm_mode_getconnector] [CONNECTOR:12:?]
>[  199.407310] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:12:VGA-1]
>[  199.407315] [drm:intel_crt_detect] [CONNECTOR:12:VGA-1] force=1
>[  199.407352] [drm:valleyview_crt_detect_hotplug] trigger hotplug detect cycle: adpa=0xf40000
>[  199.413013] [drm:valleyview_crt_detect_hotplug] valleyview hotplug adpa=0xf40000, result 0
>[  199.413019] [drm:intel_crt_detect] CRT not detected via hotplug
>[  199.413201] [drm:gmbus_xfer] GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  199.413207] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[  199.413211] [drm:intel_crt_get_edid] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  199.413215] [drm:intel_gmbus_force_bit] enabling bit-banging on i915 gmbus vga. force bit now 1
>[  199.413585] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[  199.413590] [drm:intel_gmbus_force_bit] disabling bit-banging on i915 gmbus vga. force bit now 0
>[  199.413593] [drm:intel_crt_detect_ddc] CRT not detected via DDC:0x50 [no valid EDID found]
>[  199.413629] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:12:VGA-1] disconnected
>[  199.413646] [drm:drm_mode_getconnector] [CONNECTOR:12:?]
>[  199.413654] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:12:VGA-1]
>[  199.413658] [drm:intel_crt_detect] [CONNECTOR:12:VGA-1] force=1
>[  199.413692] [drm:valleyview_crt_detect_hotplug] trigger hotplug detect cycle: adpa=0xf40000
>[  199.419017] [drm:valleyview_crt_detect_hotplug] valleyview hotplug adpa=0xf40000, result 0
>[  199.419022] [drm:intel_crt_detect] CRT not detected via hotplug
>[  199.419204] [drm:gmbus_xfer] GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  199.419210] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[  199.419214] [drm:intel_crt_get_edid] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  199.419218] [drm:intel_gmbus_force_bit] enabling bit-banging on i915 gmbus vga. force bit now 1
>[  199.419587] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[  199.419592] [drm:intel_gmbus_force_bit] disabling bit-banging on i915 gmbus vga. force bit now 0
>[  199.419596] [drm:intel_crt_detect_ddc] CRT not detected via DDC:0x50 [no valid EDID found]
>[  199.419631] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:12:VGA-1] disconnected
>[  199.419661] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  199.419680] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  199.419690] [drm:drm_mode_getconnector] [CONNECTOR:15:?]
>[  199.419698] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:15:HDMI-A-1]
>[  199.419703] [drm:intel_hdmi_detect] [CONNECTOR:15:HDMI-A-1]
>[  199.419955] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  199.419961] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[  199.420088] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:15:HDMI-A-1] disconnected
>[  199.420104] [drm:drm_mode_getconnector] [CONNECTOR:15:?]
>[  199.420115] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:15:HDMI-A-1]
>[  199.420125] [drm:intel_hdmi_detect] [CONNECTOR:15:HDMI-A-1]
>[  199.420383] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  199.420388] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[  199.420477] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:15:HDMI-A-1] disconnected
>[  199.420500] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  199.420518] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  199.420528] [drm:drm_mode_getconnector] [CONNECTOR:19:?]
>[  199.420535] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:19:DP-1]
>[  199.420624] [drm:intel_dp_detect] [CONNECTOR:19:DP-1]
>[  199.420941] [drm:intel_dp_get_dpcd] DPCD: 11 06 84 00 00 00 00 00 00 00 00 00 00 00 00
>[  199.493797] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[  199.493983] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:19:DP-1] probed modes :
>[  199.494035] [drm:drm_mode_debug_printmodeline] Modeline 30:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[  199.494048] [drm:drm_mode_debug_printmodeline] Modeline 32:"1600x1200" 60 162000 1600 1664 1856 2160 1200 1201 1204 1250 0x40 0x5
>[  199.494054] [drm:drm_mode_debug_printmodeline] Modeline 38:"1280x1024" 75 135000 1280 1296 1440 1688 1024 1025 1028 1066 0x40 0x5
>[  199.494060] [drm:drm_mode_debug_printmodeline] Modeline 31:"1280x1024" 60 108000 1280 1328 1440 1688 1024 1025 1028 1066 0x40 0x5
>[  199.494067] [drm:drm_mode_debug_printmodeline] Modeline 33:"1152x864" 75 108000 1152 1216 1344 1600 864 865 868 900 0x40 0x5
>[  199.494073] [drm:drm_mode_debug_printmodeline] Modeline 39:"1024x768" 75 78800 1024 1040 1136 1312 768 769 772 800 0x40 0x5
>[  199.494079] [drm:drm_mode_debug_printmodeline] Modeline 40:"1024x768" 60 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa
>[  199.494085] [drm:drm_mode_debug_printmodeline] Modeline 41:"800x600" 75 49500 800 816 896 1056 600 601 604 625 0x40 0x5
>[  199.494091] [drm:drm_mode_debug_printmodeline] Modeline 34:"800x600" 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5
>[  199.494097] [drm:drm_mode_debug_printmodeline] Modeline 35:"640x480" 75 31500 640 656 720 840 480 481 484 500 0x40 0xa
>[  199.494103] [drm:drm_mode_debug_printmodeline] Modeline 36:"640x480" 60 25200 640 656 752 800 480 490 492 525 0x40 0xa
>[  199.494109] [drm:drm_mode_debug_printmodeline] Modeline 37:"720x400" 70 28320 720 738 846 900 400 412 414 449 0x40 0x6
>[  199.495056] [drm:drm_mode_getconnector] [CONNECTOR:19:?]
>[  199.495103] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  199.495123] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  199.495274] [drm:drm_mode_addfb2] [FB:46]
>[  199.545849] [drm:drm_mode_setcrtc] [CRTC:9]
>[  199.545894] [drm:drm_mode_setcrtc] [CONNECTOR:19:DP-1]
>[  199.545900] [drm:intel_crtc_set_config] [CRTC:9] [FB:46] #connectors=1 (x y) (0 0)
>[  199.545951] [drm:intel_set_config_compute_mode_changes] modes are different, full mode set
>[  199.545958] [drm:drm_mode_debug_printmodeline] Modeline 43:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[  199.545965] [drm:drm_mode_debug_printmodeline] Modeline 47:"1024x768" 59 63500 1024 1072 1176 1328 768 771 775 798 0x0 0x0
>[  199.545969] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:9], mode_changed=1, fb_changed=1
>[  199.545974] [drm:intel_modeset_stage_output_state] [CONNECTOR:23:eDP-1] to [CRTC:5]
>[  199.545979] [drm:intel_modeset_stage_output_state] [CONNECTOR:19:DP-1] to [CRTC:9]
>[  199.546057] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 2, prepare: 2, disable: 0
>[  199.546078] [drm:connected_sink_compute_bpp] [CONNECTOR:19:DP-1] checking for sink bpp constrains
>[  199.546085] [drm:intel_dp_compute_config] DP link computation with max lane count 4 max bw 06 pixel clock 63500KHz
>[  199.546097] [drm:intel_dp_compute_config] DP link bw 06 lane count 2 clock 162000 bpp 24
>[  199.546102] [drm:intel_dp_compute_config] DP link bw required 152400 available 259200
>[  199.546108] [drm:intel_modeset_pipe_config] plane bpp: 24, pipe bpp: 24, dithering: 0
>[  199.546112] [drm:intel_dump_pipe_config] [CRTC:9][modeset] config for pipe B
>[  199.546116] [drm:intel_dump_pipe_config] cpu_transcoder: B
>[  199.546119] [drm:intel_dump_pipe_config] pipe bpp: 24, dithering: 0
>[  199.546124] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[  199.546129] [drm:intel_dump_pipe_config] dp: 1, gmch_m: 2466095, gmch_n: 4194304, link_m: 102753, link_n: 262144, tu: 64
>[  199.546133] [drm:intel_dump_pipe_config] requested mode:
>[  199.546139] [drm:drm_mode_debug_printmodeline] Modeline 0:"1024x768" 59 63500 1024 1072 1176 1328 768 771 775 798 0x0 0x0
>[  199.546143] [drm:intel_dump_pipe_config] adjusted mode:
>[  199.546149] [drm:drm_mode_debug_printmodeline] Modeline 0:"1024x768" 59 63500 1024 1072 1176 1328 768 771 775 798 0x0 0xa
>[  199.546154] [drm:intel_dump_crtc_timings] crtc timings: 63500 1024 1072 1176 1328 768 771 775 798, type: 0x0 flags: 0xa
>[  199.546158] [drm:intel_dump_pipe_config] port clock: 162000
>[  199.546162] [drm:intel_dump_pipe_config] pipe src size: 1024x768
>[  199.546166] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[  199.546196] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[  199.546204] [drm:intel_dump_pipe_config] ips: 0
>[  199.546212] [drm:intel_dump_pipe_config] double wide: 0
>[  199.578164] [drm:intel_dp_link_down] 
>[  199.630160] ------------[ cut here ]------------
>[  199.630204] WARNING: CPU: 0 PID: 3645 at drivers/gpu/drm/i915/intel_display.c:768 intel_wait_for_vblank+0x1b2/0x1d6 [i915]()
>[  199.630208] vblank wait timed out
>[  199.630211] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_timer snd soundcore battery ac acpi_cpufreq i915 video button drm_kms_helper drm joydev
>[  199.630251] CPU: 0 PID: 3645 Comm: testdisplay Tainted: G        W    3.14.0_drm-intel-testing_0e078e_20140417_+ #33
>[  199.630255]  0000000000000009 ffff88007074f9a8 ffffffff8181eeba 0000000000000006
>[  199.630265]  ffff88007074f9f8 ffff88007074f9e8 ffffffff8103c01c 0000000000000286
>[  199.630273]  ffffffffa00b871a ffff880003448000 00000000001f1040 0000000000002987
>[  199.630282] Call Trace:
>[  199.630293]  [<ffffffff8181eeba>] dump_stack+0x46/0x58
>[  199.630302]  [<ffffffff8103c01c>] warn_slowpath_common+0x81/0x9b
>[  199.630333]  [<ffffffffa00b871a>] ? intel_wait_for_vblank+0x1b2/0x1d6 [i915]
>[  199.630340]  [<ffffffff8103c0d9>] warn_slowpath_fmt+0x46/0x48
>[  199.630371]  [<ffffffffa00b871a>] intel_wait_for_vblank+0x1b2/0x1d6 [i915]
>[  199.630403]  [<ffffffffa00d3aa3>] intel_dp_link_down+0xed/0x1d9 [i915]
>[  199.630434]  [<ffffffffa00d3ba4>] vlv_post_disable_dp+0x15/0x17 [i915]
>[  199.630465]  [<ffffffffa00b9d1a>] i9xx_crtc_disable+0x184/0x24e [i915]
>[  199.630496]  [<ffffffffa00c110b>] __intel_set_mode+0xd5e/0x1206 [i915]
>[  199.630528]  [<ffffffffa00c3400>] intel_set_mode+0x16/0x2f [i915]
>[  199.630560]  [<ffffffffa00c402a>] intel_crtc_set_config+0x73a/0xa3f [i915]
>[  199.630583]  [<ffffffffa0013f92>] drm_mode_set_config_internal+0x59/0xe4 [drm]
>[  199.630603]  [<ffffffffa0016da3>] drm_mode_setcrtc+0x404/0x4a4 [drm]
>[  199.630610]  [<ffffffff8110b14c>] ? might_fault+0x43/0x93
>[  199.630626]  [<ffffffffa000a251>] drm_ioctl+0x2b3/0x422 [drm]
>[  199.630633]  [<ffffffff8107e167>] ? trace_hardirqs_on+0xd/0xf
>[  199.630652]  [<ffffffffa001699f>] ? drm_mode_setplane+0x35b/0x35b [drm]
>[  199.630661]  [<ffffffff81143389>] do_vfs_ioctl+0x455/0x49f
>[  199.630668]  [<ffffffff810943e7>] ? current_kernel_time+0x64/0xa0
>[  199.630675]  [<ffffffff8107e0fe>] ? trace_hardirqs_on_caller+0x142/0x19e
>[  199.630681]  [<ffffffff8107e167>] ? trace_hardirqs_on+0xd/0xf
>[  199.630688]  [<ffffffff81143426>] SyS_ioctl+0x53/0x81
>[  199.630696]  [<ffffffff8182d452>] system_call_fastpath+0x16/0x1b
>[  199.630700] ---[ end trace 615825d96e6b0ffe ]---
>[  199.633294] [drm:g4x_check_srwm] SR watermark: display plane 66, cursor 2
>[  199.633301] [drm:g4x_check_srwm] SR watermark: display plane 130, cursor 2
>[  199.633307] [drm:valleyview_update_wm] Setting FIFO watermarks - A: plane=173, cursor=2, B: plane=2, cursor=2, SR: plane=66, cursor=2
>[  199.671182] [drm:i9xx_update_primary_plane] Writing base 01422000 00000000 0 0 4096
>[  199.671197] [drm:intel_edp_psr_match_conditions] PSR not supported on this platform
>[  199.671205] [drm:intel_crtc_mode_set] [ENCODER:18:TMDS-18] set [MODE:0:1024x768]
>[  199.703155] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  199.717150] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  199.717868] [drm:intel_dp_start_link_train] clock recovery OK
>[  199.732012] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  199.747152] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  199.762168] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  199.777150] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  199.778174] [drm:intel_dp_complete_link_train] Channel EQ done. DP Training successful
>[  199.778551] [drm:valleyview_update_wm] Setting FIFO watermarks - A: plane=173, cursor=2, B: plane=149, cursor=2, SR: plane=0, cursor=0
>[  199.812241] [drm:intel_connector_check_state] [CONNECTOR:23:eDP-1]
>[  199.812545] [drm:intel_connector_check_state] [CONNECTOR:19:DP-1]
>[  199.812726] [drm:check_encoder_state] [ENCODER:13:DAC-13]
>[  199.812762] [drm:check_encoder_state] [ENCODER:14:TMDS-14]
>[  199.812855] [drm:check_encoder_state] [ENCODER:18:TMDS-18]
>[  199.812948] [drm:check_encoder_state] [ENCODER:20:TMDS-20]
>[  199.813082] [drm:check_encoder_state] [ENCODER:22:TMDS-22]
>[  199.813177] [drm:check_crtc_state] [CRTC:5]
>[  199.815120] [drm:check_crtc_state] [CRTC:9]
>[  199.817173] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  199.817195] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[  199.817209] [drm:drm_mode_getconnector] [CONNECTOR:21:?]
>[  199.817217] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:21:HDMI-A-2]
>[  199.817222] [drm:intel_hdmi_detect] [CONNECTOR:21:HDMI-A-2]
>[  199.817481] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[  199.817487] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[  199.817574] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:21:HDMI-A-2] disconnected
>[  199.817585] [drm:drm_mode_getconnector] [CONNECTOR:21:?]
>[  199.817592] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:21:HDMI-A-2]
>[  199.817596] [drm:intel_hdmi_detect] [CONNECTOR:21:HDMI-A-2]
>[  199.817852] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[  199.817857] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[  199.817944] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:21:HDMI-A-2] disconnected
>[  201.085438] [drm:edp_panel_vdd_off_sync] Turning eDP VDD off
>[  201.085453] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd0007
>[  204.583277] [drm:intel_crtc_cursor_set] cursor off
>[  204.583285] [drm:intel_crtc_set_config] [CRTC:5] [FB:44] #connectors=1 (x y) (0 0)
>[  204.583344] [drm:intel_set_config_compute_mode_changes] modes are different, full mode set
>[  204.583350] [drm:drm_mode_debug_printmodeline] Modeline 46:"1024x768" 59 63500 1024 1072 1176 1328 768 771 775 798 0x0 0x0
>[  204.583354] [drm:drm_mode_debug_printmodeline] Modeline 42:"1920x1080" 60 138780 1920 1966 1996 2080 1080 1082 1086 1112 0x48 0xa
>[  204.583356] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:5], mode_changed=1, fb_changed=1
>[  204.583361] [drm:intel_modeset_stage_output_state] [CONNECTOR:23:eDP-1] to [CRTC:5]
>[  204.583363] [drm:intel_modeset_stage_output_state] [CONNECTOR:19:DP-1] to [CRTC:9]
>[  204.583385] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 1, prepare: 1, disable: 0
>[  204.583405] [drm:connected_sink_compute_bpp] [CONNECTOR:23:eDP-1] checking for sink bpp constrains
>[  204.583411] [drm:intel_dp_compute_config] DP link computation with max lane count 2 max bw 0a pixel clock 138780KHz
>[  204.583421] [drm:intel_dp_compute_config] DP link bw 0a lane count 2 clock 270000 bpp 24
>[  204.583423] [drm:intel_dp_compute_config] DP link bw required 333072 available 432000
>[  204.583426] [drm:intel_modeset_pipe_config] plane bpp: 24, pipe bpp: 24, dithering: 0
>[  204.583429] [drm:intel_dump_pipe_config] [CRTC:5][modeset] config for pipe A
>[  204.583431] [drm:intel_dump_pipe_config] cpu_transcoder: A
>[  204.583432] [drm:intel_dump_pipe_config] pipe bpp: 24, dithering: 0
>[  204.583435] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[  204.583438] [drm:intel_dump_pipe_config] dp: 1, gmch_m: 6467616, gmch_n: 8388608, link_m: 269484, link_n: 524288, tu: 64
>[  204.583440] [drm:intel_dump_pipe_config] requested mode:
>[  204.583444] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1080" 60 138780 1920 1966 1996 2080 1080 1082 1086 1112 0x48 0xa
>[  204.583446] [drm:intel_dump_pipe_config] adjusted mode:
>[  204.583450] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1080" 60 138780 1920 1966 1996 2080 1080 1082 1086 1112 0x48 0xa
>[  204.583454] [drm:intel_dump_crtc_timings] crtc timings: 138780 1920 1966 1996 2080 1080 1082 1086 1112, type: 0x48 flags: 0xa
>[  204.583455] [drm:intel_dump_pipe_config] port clock: 270000
>[  204.583457] [drm:intel_dump_pipe_config] pipe src size: 1920x1080
>[  204.583460] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[  204.583462] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[  204.583463] [drm:intel_dump_pipe_config] ips: 0
>[  204.583465] [drm:intel_dump_pipe_config] double wide: 0
>[  204.583570] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[  204.583578] [drm:_edp_panel_vdd_on] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd000f
>[  204.583583] [drm:intel_panel_actually_set_backlight] set backlight PWM = 0
>[  204.583589] [drm:intel_edp_backlight_off] 
>[  204.583788] [drm:intel_edp_panel_off] Turn eDP power off
>[  204.784621] [drm:wait_panel_off] Wait for panel power off time
>[  204.784628] [drm:wait_panel_status] mask b0000000 value 00000000 status e0000003 control abcd0000
>[  204.826158] [drm:intel_hpd_irq_handler] hotplug event received, stat 0x00100000
>[  204.826170] [drm:intel_hpd_irq_handler] Received HPD interrupt on PIN 5 - cnt: 0
>[  204.828175] [drm:wait_panel_status] Wait complete
>[  204.850179] [drm:i9xx_pfit_disable] disabling pfit, current: 0x88000000
>[  204.850185] [drm:intel_dp_link_down] 
>[  204.902157] ------------[ cut here ]------------
>[  204.902195] WARNING: CPU: 0 PID: 3645 at drivers/gpu/drm/i915/intel_display.c:768 intel_wait_for_vblank+0x1b2/0x1d6 [i915]()
>[  204.902197] vblank wait timed out
>[  204.902220] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_timer snd soundcore battery ac acpi_cpufreq i915 video button drm_kms_helper drm joydev
>[  204.902225] CPU: 0 PID: 3645 Comm: testdisplay Tainted: G        W    3.14.0_drm-intel-testing_0e078e_20140417_+ #33
>[  204.902232]  0000000000000009 ffff88007074f738 ffffffff8181eeba 0000000000000006
>[  204.902237]  ffff88007074f788 ffff88007074f778 ffffffff8103c01c 0000000000000282
>[  204.902243]  ffffffffa00b871a ffff880003448000 00000000001f0040 0000000000003bd9
>[  204.902244] Call Trace:
>[  204.902253]  [<ffffffff8181eeba>] dump_stack+0x46/0x58
>[  204.902259]  [<ffffffff8103c01c>] warn_slowpath_common+0x81/0x9b
>[  204.902288]  [<ffffffffa00b871a>] ? intel_wait_for_vblank+0x1b2/0x1d6 [i915]
>[  204.902292]  [<ffffffff8103c0d9>] warn_slowpath_fmt+0x46/0x48
>[  204.902320]  [<ffffffffa00b871a>] intel_wait_for_vblank+0x1b2/0x1d6 [i915]
>[  204.902350]  [<ffffffffa00d3aa3>] intel_dp_link_down+0xed/0x1d9 [i915]
>[  204.902378]  [<ffffffffa00d3ba4>] vlv_post_disable_dp+0x15/0x17 [i915]
>[  204.902407]  [<ffffffffa00b9d1a>] i9xx_crtc_disable+0x184/0x24e [i915]
>[  204.902435]  [<ffffffffa00c110b>] __intel_set_mode+0xd5e/0x1206 [i915]
>[  204.902465]  [<ffffffffa00c3400>] intel_set_mode+0x16/0x2f [i915]
>[  204.902494]  [<ffffffffa00c402a>] intel_crtc_set_config+0x73a/0xa3f [i915]
>[  204.902499]  [<ffffffff8107e167>] ? trace_hardirqs_on+0xd/0xf
>[  204.902518]  [<ffffffffa0013f92>] drm_mode_set_config_internal+0x59/0xe4 [drm]
>[  204.902526]  [<ffffffffa0060dd2>] drm_fb_helper_restore_fbdev_mode+0x9b/0xb9 [drm_kms_helper]
>[  204.902533]  [<ffffffffa0061205>] drm_fb_helper_set_par+0x4d/0x78 [drm_kms_helper]
>[  204.902539]  [<ffffffff813bb0c5>] fb_set_var+0x2c0/0x3be
>[  204.902544]  [<ffffffff813c5b50>] fbcon_blank+0x7f/0x26e
>[  204.902548]  [<ffffffff8107df90>] ? mark_held_locks+0xce/0xfa
>[  204.902554]  [<ffffffff8141ae25>] do_unblank_screen+0xfa/0x173
>[  204.902558]  [<ffffffff814128f8>] vt_ioctl+0x4cf/0xff2
>[  204.902564]  [<ffffffff81409821>] tty_ioctl+0x9c8/0xa49
>[  204.902568]  [<ffffffff8113cbf6>] ? final_putname+0x35/0x39
>[  204.902573]  [<ffffffff8112c288>] ? kmem_cache_free+0x101/0x195
>[  204.902577]  [<ffffffff8113cbf6>] ? final_putname+0x35/0x39
>[  204.902581]  [<ffffffff81143389>] do_vfs_ioctl+0x455/0x49f
>[  204.902586]  [<ffffffff810943e7>] ? current_kernel_time+0x64/0xa0
>[  204.902590]  [<ffffffff8107e0fe>] ? trace_hardirqs_on_caller+0x142/0x19e
>[  204.902594]  [<ffffffff8107e167>] ? trace_hardirqs_on+0xd/0xf
>[  204.902598]  [<ffffffff81143426>] SyS_ioctl+0x53/0x81
>[  204.902603]  [<ffffffff8182d452>] system_call_fastpath+0x16/0x1b
>[  204.902606] ---[ end trace 615825d96e6b0fff ]---
>[  204.953135] [drm:g4x_check_srwm] SR watermark: display plane 50, cursor 2
>[  204.953137] [drm:g4x_check_srwm] SR watermark: display plane 98, cursor 2
>[  204.953142] [drm:valleyview_update_wm] Setting FIFO watermarks - A: plane=2, cursor=2, B: plane=149, cursor=2, SR: plane=50, cursor=2
>[  204.975197] [drm:i9xx_update_primary_plane] Writing base 00855000 00000000 0 0 7680
>[  204.975221] [drm:intel_edp_psr_match_conditions] PSR not supported on this platform
>[  204.975226] [drm:intel_crtc_mode_set] [ENCODER:22:TMDS-22] set [MODE:0:1920x1080]
>[  204.993202] [drm:intel_dp_init_panel_power_sequencer] cur t1_t3 2000 t8 1 t9 1 t10 500 t11_t12 6000
>[  204.993205] [drm:intel_dp_init_panel_power_sequencer] vbt t1_t3 2000 t8 10 t9 2000 t10 500 t11_t12 5000
>[  204.993208] [drm:intel_dp_init_panel_power_sequencer] panel power up delay 200, power down delay 50, power cycle delay 600
>[  204.993210] [drm:intel_dp_init_panel_power_sequencer] backlight on delay 1, off delay 200
>[  204.993219] [drm:intel_dp_init_panel_power_sequencer_registers] panel power sequencer register settings: PP_ON 0x87d00001, PP_OFF 0x1f40001, PP_DIV 0x270f06
>[  204.993317] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[  204.993320] [drm:wait_panel_power_cycle] Wait for panel power cycle
>[  205.385468] [drm:wait_panel_status] mask b800000f value 00000000 status 08000001 control abcd0000
>[  205.440550] [drm:wait_panel_status] Wait complete
>[  205.440561] [drm:_edp_panel_vdd_on] PP_STATUS: 0x00000000 PP_CONTROL: 0xabcd0008
>[  205.440564] [drm:_edp_panel_vdd_on] eDP was not running
>[  205.471373] [drm:intel_hpd_irq_handler] hotplug event received, stat 0x00100000
>[  205.471386] [drm:intel_hpd_irq_handler] Received HPD interrupt on PIN 5 - cnt: 1
>[  205.656166] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  205.670166] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  205.670672] [drm:intel_dp_start_link_train] clock recovery OK
>[  205.670675] [drm:intel_edp_panel_on] Turn eDP power on
>[  205.670678] [drm:wait_panel_power_cycle] Wait for panel power cycle
>[  205.670683] [drm:wait_panel_status] mask b800000f value 00000000 status 00000000 control abcd0008
>[  205.670686] [drm:wait_panel_status] Wait complete
>[  205.670690] [drm:wait_panel_on] Wait for panel power on
>[  205.670695] [drm:wait_panel_status] mask b000000f value 80000008 status 0000000a control abcd000b
>[  205.824551] [drm:wait_panel_status] Wait complete
>[  205.824556] [drm:edp_panel_vdd_off_sync] Turning eDP VDD off
>[  205.824565] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd0003
>[  205.824764] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[  205.824772] [drm:_edp_panel_vdd_on] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd000b
>[  205.825696] [drm:intel_dp_complete_link_train] Channel EQ done. DP Training successful
>[  205.826095] [drm:valleyview_update_wm] Setting FIFO watermarks - A: plane=61, cursor=2, B: plane=149, cursor=2, SR: plane=0, cursor=0
>[  205.860013] [drm:intel_edp_backlight_on] 
>[  205.860020] [drm:intel_panel_enable_backlight] pipe A
>[  205.860025] [drm:intel_panel_actually_set_backlight] set backlight PWM = 7812
>[  205.860151] [drm:intel_connector_check_state] [CONNECTOR:23:eDP-1]
>[  205.860469] [drm:intel_connector_check_state] [CONNECTOR:19:DP-1]
>[  205.860659] [drm:check_encoder_state] [ENCODER:13:DAC-13]
>[  205.860695] [drm:check_encoder_state] [ENCODER:14:TMDS-14]
>[  205.860791] [drm:check_encoder_state] [ENCODER:18:TMDS-18]
>[  205.860887] [drm:check_encoder_state] [ENCODER:20:TMDS-20]
>[  205.861013] [drm:check_encoder_state] [ENCODER:22:TMDS-22]
>[  205.861111] [drm:check_crtc_state] [CRTC:5]
>[  205.863109] [drm:check_crtc_state] [CRTC:9]
>[  205.865136] [drm:intel_crtc_cursor_set] cursor off
>[  205.865142] [drm:intel_crtc_set_config] [CRTC:9] [FB:44] #connectors=1 (x y) (0 0)
>[  205.865201] [drm:intel_set_config_compute_mode_changes] modes are different, full mode set
>[  205.865207] [drm:drm_mode_debug_printmodeline] Modeline 47:"1024x768" 59 63500 1024 1072 1176 1328 768 771 775 798 0x0 0x0
>[  205.865211] [drm:drm_mode_debug_printmodeline] Modeline 43:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[  205.865213] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:9], mode_changed=1, fb_changed=1
>[  205.865217] [drm:intel_modeset_stage_output_state] [CONNECTOR:23:eDP-1] to [CRTC:5]
>[  205.865219] [drm:intel_modeset_stage_output_state] [CONNECTOR:19:DP-1] to [CRTC:9]
>[  205.865239] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 2, prepare: 2, disable: 0
>[  205.865258] [drm:connected_sink_compute_bpp] [CONNECTOR:19:DP-1] checking for sink bpp constrains
>[  205.865262] [drm:intel_dp_compute_config] DP link computation with max lane count 4 max bw 06 pixel clock 154000KHz
>[  205.865272] [drm:intel_dp_compute_config] DP link bw 06 lane count 4 clock 162000 bpp 24
>[  205.865274] [drm:intel_dp_compute_config] DP link bw required 369600 available 518400
>[  205.865277] [drm:intel_modeset_pipe_config] plane bpp: 24, pipe bpp: 24, dithering: 0
>[  205.865280] [drm:intel_dump_pipe_config] [CRTC:9][modeset] config for pipe B
>[  205.865281] [drm:intel_dump_pipe_config] cpu_transcoder: B
>[  205.865283] [drm:intel_dump_pipe_config] pipe bpp: 24, dithering: 0
>[  205.865286] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[  205.865289] [drm:intel_dump_pipe_config] dp: 1, gmch_m: 5980766, gmch_n: 8388608, link_m: 249198, link_n: 262144, tu: 64
>[  205.865291] [drm:intel_dump_pipe_config] requested mode:
>[  205.865295] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[  205.865296] [drm:intel_dump_pipe_config] adjusted mode:
>[  205.865300] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x48 0x9
>[  205.865304] [drm:intel_dump_crtc_timings] crtc timings: 154000 1920 1968 2000 2080 1200 1203 1209 1235, type: 0x48 flags: 0x9
>[  205.865306] [drm:intel_dump_pipe_config] port clock: 162000
>[  205.865308] [drm:intel_dump_pipe_config] pipe src size: 1920x1200
>[  205.865310] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[  205.865312] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[  205.865314] [drm:intel_dump_pipe_config] ips: 0
>[  205.865316] [drm:intel_dump_pipe_config] double wide: 0
>[  205.887158] [drm:intel_dp_link_down] 
>[  205.939149] ------------[ cut here ]------------
>[  205.939185] WARNING: CPU: 1 PID: 3645 at drivers/gpu/drm/i915/intel_display.c:768 intel_wait_for_vblank+0x1b2/0x1d6 [i915]()
>[  205.939186] vblank wait timed out
>[  205.939209] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_timer snd soundcore battery ac acpi_cpufreq i915 video button drm_kms_helper drm joydev
>[  205.939213] CPU: 1 PID: 3645 Comm: testdisplay Tainted: G        W    3.14.0_drm-intel-testing_0e078e_20140417_+ #33
>[  205.939220]  0000000000000009 ffff88007074f738 ffffffff8181eeba 0000000000000006
>[  205.939226]  ffff88007074f788 ffff88007074f778 ffffffff8103c01c 0000000000000282
>[  205.939231]  ffffffffa00b871a ffff880003448000 00000000001f1040 0000000000002af6
>[  205.939233] Call Trace:
>[  205.939241]  [<ffffffff8181eeba>] dump_stack+0x46/0x58
>[  205.939247]  [<ffffffff8103c01c>] warn_slowpath_common+0x81/0x9b
>[  205.939275]  [<ffffffffa00b871a>] ? intel_wait_for_vblank+0x1b2/0x1d6 [i915]
>[  205.939280]  [<ffffffff8103c0d9>] warn_slowpath_fmt+0x46/0x48
>[  205.939308]  [<ffffffffa00b871a>] intel_wait_for_vblank+0x1b2/0x1d6 [i915]
>[  205.939337]  [<ffffffffa00d3aa3>] intel_dp_link_down+0xed/0x1d9 [i915]
>[  205.939366]  [<ffffffffa00d3ba4>] vlv_post_disable_dp+0x15/0x17 [i915]
>[  205.939394]  [<ffffffffa00b9d1a>] i9xx_crtc_disable+0x184/0x24e [i915]
>[  205.939423]  [<ffffffffa00c110b>] __intel_set_mode+0xd5e/0x1206 [i915]
>[  205.939452]  [<ffffffffa00c3400>] intel_set_mode+0x16/0x2f [i915]
>[  205.939481]  [<ffffffffa00c402a>] intel_crtc_set_config+0x73a/0xa3f [i915]
>[  205.939487]  [<ffffffff8107e167>] ? trace_hardirqs_on+0xd/0xf
>[  205.939506]  [<ffffffffa0013f92>] drm_mode_set_config_internal+0x59/0xe4 [drm]
>[  205.939514]  [<ffffffffa0060dd2>] drm_fb_helper_restore_fbdev_mode+0x9b/0xb9 [drm_kms_helper]
>[  205.939521]  [<ffffffffa0061205>] drm_fb_helper_set_par+0x4d/0x78 [drm_kms_helper]
>[  205.939526]  [<ffffffff813bb0c5>] fb_set_var+0x2c0/0x3be
>[  205.939532]  [<ffffffff813c5b50>] fbcon_blank+0x7f/0x26e
>[  205.939536]  [<ffffffff8107df90>] ? mark_held_locks+0xce/0xfa
>[  205.939541]  [<ffffffff8141ae25>] do_unblank_screen+0xfa/0x173
>[  205.939546]  [<ffffffff814128f8>] vt_ioctl+0x4cf/0xff2
>[  205.939551]  [<ffffffff81409821>] tty_ioctl+0x9c8/0xa49
>[  205.939556]  [<ffffffff8113cbf6>] ? final_putname+0x35/0x39
>[  205.939561]  [<ffffffff8112c288>] ? kmem_cache_free+0x101/0x195
>[  205.939564]  [<ffffffff8113cbf6>] ? final_putname+0x35/0x39
>[  205.939568]  [<ffffffff81143389>] do_vfs_ioctl+0x455/0x49f
>[  205.939573]  [<ffffffff810943e7>] ? current_kernel_time+0x64/0xa0
>[  205.939578]  [<ffffffff8107e0fe>] ? trace_hardirqs_on_caller+0x142/0x19e
>[  205.939581]  [<ffffffff8107e167>] ? trace_hardirqs_on+0xd/0xf
>[  205.939585]  [<ffffffff81143426>] SyS_ioctl+0x53/0x81
>[  205.939591]  [<ffffffff8182d452>] system_call_fastpath+0x16/0x1b
>[  205.939593] ---[ end trace 615825d96e6b1000 ]---
>[  205.940029] [drm:g4x_check_srwm] SR watermark: display plane 107, cursor 2
>[  205.940031] [drm:g4x_check_srwm] SR watermark: display plane 211, cursor 2
>[  205.940035] [drm:valleyview_update_wm] Setting FIFO watermarks - A: plane=61, cursor=2, B: plane=2, cursor=2, SR: plane=107, cursor=2
>[  205.978183] [drm:i9xx_update_primary_plane] Writing base 00855000 00000000 0 0 7680
>[  205.978193] [drm:intel_edp_psr_match_conditions] PSR not supported on this platform
>[  205.978197] [drm:intel_crtc_mode_set] [ENCODER:18:TMDS-18] set [MODE:0:1920x1200]
>[  206.010162] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  206.024159] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  206.024764] [drm:intel_dp_start_link_train] clock recovery OK
>[  206.039150] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  206.054164] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  206.069150] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  206.084157] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[  206.085062] [drm:intel_dp_complete_link_train] Channel EQ done. DP Training successful
>[  206.085449] [drm:valleyview_update_wm] Setting FIFO watermarks - A: plane=61, cursor=2, B: plane=66, cursor=2, SR: plane=0, cursor=0
>[  206.119120] [drm:intel_connector_check_state] [CONNECTOR:23:eDP-1]
>[  206.119437] [drm:intel_connector_check_state] [CONNECTOR:19:DP-1]
>[  206.119627] [drm:check_encoder_state] [ENCODER:13:DAC-13]
>[  206.119663] [drm:check_encoder_state] [ENCODER:14:TMDS-14]
>[  206.119759] [drm:check_encoder_state] [ENCODER:18:TMDS-18]
>[  206.119855] [drm:check_encoder_state] [ENCODER:20:TMDS-20]
>[  206.119951] [drm:check_encoder_state] [ENCODER:22:TMDS-22]
>[  206.120074] [drm:check_crtc_state] [CRTC:5]
>[  206.122107] [drm:check_crtc_state] [CRTC:9]
>[  206.124156] [drm:i915_hotplug_work_func] running encoder hotplug functions
>[  206.124160] [drm:i915_hotplug_work_func] Connector eDP-1 (pin 5) received hotplug event.
>[  206.124162] [drm:i915_hotplug_work_func] Connector HDMI-A-2 (pin 5) received hotplug event.
>[  206.124732] [drm:intel_dp_get_dpcd] DPCD: 12 0a 82 41 00 00 01 80 02 00 00 00 0f 0b 00
>[  206.124913] [drm:intel_dp_get_dpcd] Detected EDP PSR Panel.
>[  206.125353] [drm:intel_dp_detect] [CONNECTOR:23:eDP-1]
>[  206.125544] [drm:intel_dp_probe_oui] Sink OUI: 001cf8
>[  206.125732] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[  206.125852] [drm:intel_hdmi_detect] [CONNECTOR:21:HDMI-A-2]
>[  206.126116] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[  206.126119] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[  206.126225] [drm:i915_hotplug_work_func] running encoder hotplug functions
>[  206.489035] [drm:valleyview_set_rps] GPU freq request from 178 MHz (191) to 755 MHz (217)
>[  206.499208] [drm:intel_crtc_cursor_set] cursor off
>[  206.499219] [drm:intel_crtc_set_config] [CRTC:5] [FB:44] #connectors=1 (x y) (0 0)
>[  206.499294] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:5], mode_changed=0, fb_changed=0
>[  206.499301] [drm:intel_modeset_stage_output_state] [CONNECTOR:23:eDP-1] to [CRTC:5]
>[  206.499309] [drm:intel_modeset_stage_output_state] [CONNECTOR:19:DP-1] to [CRTC:9]
>[  206.499331] [drm:intel_crtc_cursor_set] cursor off
>[  206.499338] [drm:intel_crtc_set_config] [CRTC:9] [FB:44] #connectors=1 (x y) (0 0)
>[  206.499390] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:9], mode_changed=0, fb_changed=0
>[  206.499396] [drm:intel_modeset_stage_output_state] [CONNECTOR:23:eDP-1] to [CRTC:5]
>[  206.499400] [drm:intel_modeset_stage_output_state] [CONNECTOR:19:DP-1] to [CRTC:9]
>[  208.829447] [drm:edp_panel_vdd_off_sync] Turning eDP VDD off
>[  208.829462] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd0007

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Attachments on bug 77297: 97204 | 97792 | 99053 | 101151

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