Attachment 105088 Details for Bug 82940 – dmesg

dmesg

pm_rpm_i2c.dmesg (text/plain), 118.21 KB, created by Guo Jinxian on 2014-08-22 09:02:25 UTC

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Creator: Guo Jinxian

Created: 2014-08-22 09:02:25 UTC

Size: 118.21 KB

patch

obsolete

>[ 2956.814059] pm_rpm: executing
>[ 2956.814252] [drm:i915_gem_open] 
>[ 2956.825261] [drm:intel_runtime_resume] Resuming device
>[ 2956.829368] [drm:valleyview_init_clock_gating] DDR speed: 1333 MHz
>[ 2956.829516] [drm:intel_runtime_resume] Device resumed
>[ 2956.829666] [drm:i915_gem_open] 
>[ 2956.829694] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[ 2956.829720] [drm:drm_mode_getresources] CRTC[2] CONNECTORS[5] ENCODERS[5]
>[ 2956.829738] [drm:drm_mode_getconnector] [CONNECTOR:28:?]
>[ 2956.829744] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:28:eDP-1]
>[ 2956.829749] [drm:intel_display_power_get] enabling display
>[ 2956.837242] [drm:i915_redisable_vga_power_on] Something enabled VGA plane, disabling it
>[ 2956.841238] [drm:intel_display_power_get] enabling dpio-tx-b-01
>[ 2956.853248] [drm:intel_display_power_get] enabling dpio-tx-b-23
>[ 2956.865258] [drm:intel_display_power_get] enabling dpio-tx-c-01
>[ 2956.877268] [drm:intel_display_power_get] enabling dpio-tx-c-23
>[ 2956.889278] [drm:intel_display_power_get] enabling dpio-common
>[ 2956.901288] [drm:intel_dp_detect] [CONNECTOR:28:eDP-1]
>[ 2956.925307] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[ 2956.925312] [drm:wait_panel_power_cycle] Wait for panel power cycle
>[ 2956.925318] [drm:wait_panel_status] mask b800000f value 00000000 status 08000001 control 00000000
>[ 2957.101855] [drm:wait_panel_status] Wait complete
>[ 2957.101867] [drm:_edp_panel_vdd_on] PP_STATUS: 0x00000000 PP_CONTROL: 0xabcd0008
>[ 2957.101871] [drm:_edp_panel_vdd_on] eDP was not running
>[ 2957.305378] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x71450064
>[ 2957.309151] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x71450064
>[ 2957.313154] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x71450064
>[ 2957.317156] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x71450064
>[ 2957.321155] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x71450064
>[ 2957.325159] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x71450064
>[ 2957.374813] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 2957.398821] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:28:eDP-1] probed modes :
>[ 2957.398830] [drm:drm_mode_debug_printmodeline] Modeline 29:"1366x768" 60 71000 1366 1404 1426 1482 768 771 777 798 0x48 0xa
>[ 2957.398846] [drm:drm_mode_getconnector] [CONNECTOR:28:?]
>[ 2957.398901] [drm:drm_mode_getconnector] [CONNECTOR:16:?]
>[ 2957.398906] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:16:VGA-1]
>[ 2957.398910] [drm:intel_crt_detect] [CONNECTOR:16:VGA-1] force=1
>[ 2957.406824] [drm:valleyview_crt_detect_hotplug] trigger hotplug detect cycle: adpa=0x40000
>[ 2957.410851] [drm:valleyview_crt_detect_hotplug] valleyview hotplug adpa=0x40000, result 0
>[ 2957.410856] [drm:intel_crt_detect] CRT not detected via hotplug
>[ 2957.411090] [drm:gmbus_xfer] GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[ 2957.411095] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2957.411099] [drm:intel_crt_get_edid] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 2957.411103] [drm:intel_gmbus_force_bit] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 2957.411384] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2957.411388] [drm:intel_gmbus_force_bit] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 2957.411391] [drm:intel_crt_detect_ddc] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 2957.418835] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:16:VGA-1] disconnected
>[ 2957.418845] [drm:drm_mode_getconnector] [CONNECTOR:16:?]
>[ 2957.418850] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:16:VGA-1]
>[ 2957.418854] [drm:intel_crt_detect] [CONNECTOR:16:VGA-1] force=1
>[ 2957.426863] [drm:valleyview_crt_detect_hotplug] trigger hotplug detect cycle: adpa=0x40000
>[ 2957.430843] [drm:valleyview_crt_detect_hotplug] valleyview hotplug adpa=0x40000, result 0
>[ 2957.430848] [drm:intel_crt_detect] CRT not detected via hotplug
>[ 2957.431081] [drm:gmbus_xfer] GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[ 2957.431085] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2957.431089] [drm:intel_crt_get_edid] CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[ 2957.431093] [drm:intel_gmbus_force_bit] enabling bit-banging on i915 gmbus vga. force bit now 1
>[ 2957.431372] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus vga
>[ 2957.431376] [drm:intel_gmbus_force_bit] disabling bit-banging on i915 gmbus vga. force bit now 0
>[ 2957.431379] [drm:intel_crt_detect_ddc] CRT not detected via DDC:0x50 [no valid EDID found]
>[ 2957.438851] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:16:VGA-1] disconnected
>[ 2957.438877] [drm:drm_mode_getconnector] [CONNECTOR:19:?]
>[ 2957.438882] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:19:HDMI-A-1]
>[ 2957.438886] [drm:intel_hdmi_detect] [CONNECTOR:19:HDMI-A-1]
>[ 2957.463096] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 2957.463102] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 2957.486890] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:19:HDMI-A-1] disconnected
>[ 2957.486899] [drm:drm_mode_getconnector] [CONNECTOR:19:?]
>[ 2957.486904] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:19:HDMI-A-1]
>[ 2957.486907] [drm:intel_hdmi_detect] [CONNECTOR:19:HDMI-A-1]
>[ 2957.511136] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 2957.511142] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 2957.534928] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:19:HDMI-A-1] disconnected
>[ 2957.534951] [drm:drm_mode_getconnector] [CONNECTOR:24:?]
>[ 2957.534956] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:24:DP-1]
>[ 2957.558948] [drm:intel_dp_detect] [CONNECTOR:24:DP-1]
>[ 2957.582968] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:24:DP-1] disconnected
>[ 2957.582978] [drm:drm_mode_getconnector] [CONNECTOR:24:?]
>[ 2957.582982] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:24:DP-1]
>[ 2957.606866] [drm:intel_dp_detect] [CONNECTOR:24:DP-1]
>[ 2957.631007] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:24:DP-1] disconnected
>[ 2957.631029] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 2957.631035] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:HDMI-A-2]
>[ 2957.631039] [drm:intel_hdmi_detect] [CONNECTOR:26:HDMI-A-2]
>[ 2957.655303] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 2957.679058] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:HDMI-A-2] disconnected
>[ 2957.679067] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 2957.679072] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:HDMI-A-2]
>[ 2957.679075] [drm:intel_hdmi_detect] [CONNECTOR:26:HDMI-A-2]
>[ 2957.703395] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 2957.727095] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:HDMI-A-2] disconnected
>[ 2957.727191] [drm:add_framebuffer_internal] [FB:33]
>[ 2957.767990] pm_rpm: starting subtest i2c
>[ 2957.772085] [drm:drm_mode_setcrtc] [CRTC:7]
>[ 2957.772097] [drm:drm_mode_setcrtc] [CONNECTOR:28:eDP-1]
>[ 2957.772103] [drm:intel_crtc_set_config] [CRTC:7] [FB:33] #connectors=1 (x y) (0 0)
>[ 2957.772109] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:7], mode_changed=1, fb_changed=0
>[ 2957.772114] [drm:intel_modeset_stage_output_state] [CONNECTOR:28:eDP-1] to [CRTC:7]
>[ 2957.772120] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 1, prepare: 1, disable: 0
>[ 2957.772125] [drm:connected_sink_compute_bpp] [CONNECTOR:28:eDP-1] checking for sink bpp constrains
>[ 2957.772128] [drm:connected_sink_compute_bpp] clamping display bpp (was 24) to EDID reported max of 18
>[ 2957.772135] [drm:intel_dp_compute_config] DP link computation with max lane count 1 max bw 0a pixel clock 71000KHz
>[ 2957.772139] [drm:intel_dp_compute_config] using min 1 lanes per VBT
>[ 2957.772142] [drm:intel_dp_compute_config] using min 06 link bw per VBT
>[ 2957.772147] [drm:intel_dp_compute_config] DP link bw 06 lane count 1 clock 162000 bpp 18
>[ 2957.772150] [drm:intel_dp_compute_config] DP link bw required 127800 available 129600
>[ 2957.772155] [drm:intel_modeset_pipe_config] plane bpp: 24, pipe bpp: 18, dithering: 1
>[ 2957.772159] [drm:intel_dump_pipe_config] [CRTC:7][modeset] config for pipe A
>[ 2957.772163] [drm:intel_dump_pipe_config] cpu_transcoder: A
>[ 2957.772166] [drm:intel_dump_pipe_config] pipe bpp: 18, dithering: 1
>[ 2957.772170] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 2957.772175] [drm:intel_dump_pipe_config] dp: 1, gmch_m: 2068024, gmch_n: 2097152, link_m: 114890, link_n: 262144, tu: 64
>[ 2957.772179] [drm:intel_dump_pipe_config] dp: 1, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[ 2957.772182] [drm:intel_dump_pipe_config] requested mode:
>[ 2957.772189] [drm:drm_mode_debug_printmodeline] Modeline 0:"1366x768" 60 71000 1366 1404 1426 1482 768 771 777 798 0x48 0xa
>[ 2957.772192] [drm:intel_dump_pipe_config] adjusted mode:
>[ 2957.772197] [drm:drm_mode_debug_printmodeline] Modeline 0:"1366x768" 60 71000 1366 1404 1426 1482 768 771 777 798 0x48 0xa
>[ 2957.772203] [drm:intel_dump_crtc_timings] crtc timings: 71000 1366 1404 1426 1482 768 771 777 798, type: 0x48 flags: 0xa
>[ 2957.772206] [drm:intel_dump_pipe_config] port clock: 162000
>[ 2957.772210] [drm:intel_dump_pipe_config] pipe src size: 1366x768
>[ 2957.772214] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[ 2957.772217] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[ 2957.772221] [drm:intel_dump_pipe_config] ips: 0
>[ 2957.772224] [drm:intel_dump_pipe_config] double wide: 0
>[ 2957.848195] [drm:intel_dp_init_panel_power_sequencer] cur t1_t3 0 t8 0 t9 0 t10 0 t11_t12 4000
>[ 2957.848202] [drm:intel_dp_init_panel_power_sequencer] vbt t1_t3 2000 t8 10 t9 2000 t10 500 t11_t12 5000
>[ 2957.848207] [drm:intel_dp_init_panel_power_sequencer] panel power up delay 200, power down delay 50, power cycle delay 500
>[ 2957.848211] [drm:intel_dp_init_panel_power_sequencer] backlight on delay 1, off delay 200
>[ 2957.848218] [drm:intel_dp_init_panel_power_sequencer_registers] panel power sequencer register settings: PP_ON 0x87d00001, PP_OFF 0x1f40001, PP_DIV 0x270f05
>[ 2957.851128] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x71450064
>[ 2957.855622] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x71450064
>[ 2957.859631] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x71450064
>[ 2957.863680] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x71450064
>[ 2957.866208] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x71450064
>[ 2957.880219] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2957.886916] [drm:drm_dp_dpcd_access] too many retries, giving up
>[ 2957.886921] [drm:intel_dp_start_link_train] *ERROR* failed to enable link training
>[ 2957.886926] [drm:intel_edp_panel_on] Turn eDP power on
>[ 2957.886929] [drm:wait_panel_power_cycle] Wait for panel power cycle
>[ 2957.886935] [drm:wait_panel_status] mask b800000f value 00000000 status 00000000 control abcd0008
>[ 2957.886938] [drm:wait_panel_status] Wait complete
>[ 2957.886942] [drm:wait_panel_on] Wait for panel power on
>[ 2957.886947] [drm:wait_panel_status] mask b000000f value 80000008 status 0000000a control abcd000b
>[ 2957.942444] [drm:intel_hpd_irq_handler] hotplug event received, stat 0x00100000, dig 0x00000000
>[ 2957.942471] [drm:intel_hpd_irq_handler] digital hpd port C - short
>[ 2957.942511] [drm:intel_dp_hpd_pulse] got hpd irq on port C - short
>[ 2958.040626] [drm:wait_panel_status] Wait complete
>[ 2958.040637] [drm:edp_panel_vdd_off_sync] Turning eDP VDD off
>[ 2958.040643] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd0003
>[ 2958.088391] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[ 2958.088400] [drm:_edp_panel_vdd_on] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd000b
>[ 2958.103388] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.117401] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.132450] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.144828] [drm:intel_print_rc6_info] Enabling RC6 states: RC6 on, RC6p off, RC6pp off
>[ 2958.146453] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.148305] [drm:valleyview_enable_rps] GPLL enabled? yes
>[ 2958.148310] [drm:valleyview_enable_rps] GPU status: 0x0000c0d0
>[ 2958.148314] [drm:valleyview_enable_rps] current GPU freq: 187 MHz (192)
>[ 2958.148318] [drm:valleyview_enable_rps] setting GPU freq to 646 MHz (214)
>[ 2958.148322] [drm:valleyview_set_rps] GPU freq request from 187 MHz (192) to 646 MHz (214)
>[ 2958.164440] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.178449] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.179246] ------------[ cut here ]------------
>[ 2958.179283] WARNING: CPU: 0 PID: 18556 at drivers/gpu/drm/i915/intel_dp.c:3263 intel_dp_complete_link_train+0x100/0x27f [i915]()
>[ 2958.179286] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer r8169 pcspkr i2c_i801 lpc_ich snd mfd_core soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm cfbfillrect cfbimgblt cfbcopyarea
>[ 2958.179348] CPU: 0 PID: 18556 Comm: pm_rpm Tainted: G        W      3.17.0-rc1_drm-intel-nightly_257d90_20140822+ #1688
>[ 2958.179352]  0000000000000000 0000000000000009 ffffffff8178e36c 0000000000000000
>[ 2958.179357]  ffffffff8103b85c 0000000000000000 ffffffffa00e3466 0000000000000001
>[ 2958.179362]  ffff88017a5480e0 0000000000000001 0000000000000000 0000000000000022
>[ 2958.179367] Call Trace:
>[ 2958.179390]  [<ffffffff8178e36c>] ? dump_stack+0x41/0x51
>[ 2958.179397]  [<ffffffff8103b85c>] ? warn_slowpath_common+0x78/0x90
>[ 2958.179424]  [<ffffffffa00e3466>] ? intel_dp_complete_link_train+0x100/0x27f [i915]
>[ 2958.179458]  [<ffffffffa00e3466>] ? intel_dp_complete_link_train+0x100/0x27f [i915]
>[ 2958.179484]  [<ffffffffa00e3837>] ? intel_enable_dp+0x70/0x79 [i915]
>[ 2958.179511]  [<ffffffffa00e3956>] ? vlv_pre_enable_dp+0x100/0x11a [i915]
>[ 2958.179537]  [<ffffffffa00cae13>] ? valleyview_crtc_enable+0x9ec/0xae6 [i915]
>[ 2958.179562]  [<ffffffffa009f38e>] ? i915_gem_object_ggtt_unpin+0x40/0x6d [i915]
>[ 2958.179589]  [<ffffffffa00c81ee>] ? __intel_set_mode+0x1115/0x121d [i915]
>[ 2958.179594]  [<ffffffff8178b444>] ? printk+0x4f/0x54
>[ 2958.179621]  [<ffffffffa00ce1a6>] ? intel_set_mode+0xd/0x27 [i915]
>[ 2958.179648]  [<ffffffffa00cedb9>] ? intel_crtc_set_config+0x757/0xa99 [i915]
>[ 2958.179664]  [<ffffffffa00181c9>] ? drm_mode_set_config_internal+0x48/0xbd [drm]
>[ 2958.179678]  [<ffffffffa001bbe4>] ? drm_mode_setcrtc+0x3e6/0x48b [drm]
>[ 2958.179690]  [<ffffffffa0010908>] ? drm_ioctl+0x279/0x3bc [drm]
>[ 2958.179703]  [<ffffffffa001b7fe>] ? drm_mode_setplane+0x16d/0x16d [drm]
>[ 2958.179711]  [<ffffffff8111eab7>] ? do_vfs_ioctl+0x3ec/0x435
>[ 2958.179717]  [<ffffffff8104f5f1>] ? task_work_run+0x78/0x87
>[ 2958.179723]  [<ffffffff8111eb49>] ? SyS_ioctl+0x49/0x78
>[ 2958.179728]  [<ffffffff8179409a>] ? int_signal+0x12/0x17
>[ 2958.179733]  [<ffffffff81793e12>] ? system_call_fastpath+0x16/0x1b
>[ 2958.179737] ---[ end trace 286f6c19edebf296 ]---
>[ 2958.193512] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.207522] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.208025] [drm:intel_dp_start_link_train] clock recovery OK
>[ 2958.222487] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.236497] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.250510] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.264518] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.278533] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.292542] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.293335] ------------[ cut here ]------------
>[ 2958.293367] WARNING: CPU: 1 PID: 18556 at drivers/gpu/drm/i915/intel_dp.c:3263 intel_dp_complete_link_train+0x100/0x27f [i915]()
>[ 2958.293369] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer r8169 pcspkr i2c_i801 lpc_ich snd mfd_core soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm cfbfillrect cfbimgblt cfbcopyarea
>[ 2958.293420] CPU: 1 PID: 18556 Comm: pm_rpm Tainted: G        W      3.17.0-rc1_drm-intel-nightly_257d90_20140822+ #1688
>[ 2958.293437]  0000000000000000 0000000000000009 ffffffff8178e36c 0000000000000000
>[ 2958.293442]  ffffffff8103b85c 0000000000000001 ffffffffa00e3466 0000000000000002
>[ 2958.293447]  ffff88017a5480e0 0000000000000002 0000000000000000 0000000000000022
>[ 2958.293452] Call Trace:
>[ 2958.293460]  [<ffffffff8178e36c>] ? dump_stack+0x41/0x51
>[ 2958.293466]  [<ffffffff8103b85c>] ? warn_slowpath_common+0x78/0x90
>[ 2958.293493]  [<ffffffffa00e3466>] ? intel_dp_complete_link_train+0x100/0x27f [i915]
>[ 2958.293534]  [<ffffffffa00e3466>] ? intel_dp_complete_link_train+0x100/0x27f [i915]
>[ 2958.293560]  [<ffffffffa00e3837>] ? intel_enable_dp+0x70/0x79 [i915]
>[ 2958.293591]  [<ffffffffa00e3956>] ? vlv_pre_enable_dp+0x100/0x11a [i915]
>[ 2958.293618]  [<ffffffffa00cae13>] ? valleyview_crtc_enable+0x9ec/0xae6 [i915]
>[ 2958.293642]  [<ffffffffa009f38e>] ? i915_gem_object_ggtt_unpin+0x40/0x6d [i915]
>[ 2958.293669]  [<ffffffffa00c81ee>] ? __intel_set_mode+0x1115/0x121d [i915]
>[ 2958.293674]  [<ffffffff8178b444>] ? printk+0x4f/0x54
>[ 2958.293701]  [<ffffffffa00ce1a6>] ? intel_set_mode+0xd/0x27 [i915]
>[ 2958.293727]  [<ffffffffa00cedb9>] ? intel_crtc_set_config+0x757/0xa99 [i915]
>[ 2958.293743]  [<ffffffffa00181c9>] ? drm_mode_set_config_internal+0x48/0xbd [drm]
>[ 2958.293757]  [<ffffffffa001bbe4>] ? drm_mode_setcrtc+0x3e6/0x48b [drm]
>[ 2958.293769]  [<ffffffffa0010908>] ? drm_ioctl+0x279/0x3bc [drm]
>[ 2958.293782]  [<ffffffffa001b7fe>] ? drm_mode_setplane+0x16d/0x16d [drm]
>[ 2958.293789]  [<ffffffff8111eab7>] ? do_vfs_ioctl+0x3ec/0x435
>[ 2958.293796]  [<ffffffff8104f5f1>] ? task_work_run+0x78/0x87
>[ 2958.293801]  [<ffffffff8111eb49>] ? SyS_ioctl+0x49/0x78
>[ 2958.293806]  [<ffffffff8179409a>] ? int_signal+0x12/0x17
>[ 2958.293811]  [<ffffffff81793e12>] ? system_call_fastpath+0x16/0x1b
>[ 2958.293815] ---[ end trace 286f6c19edebf297 ]---
>[ 2958.307611] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.321620] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.322114] [drm:intel_dp_start_link_train] clock recovery OK
>[ 2958.336579] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.350589] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.364603] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.378611] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.392625] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.406633] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.407426] ------------[ cut here ]------------
>[ 2958.407457] WARNING: CPU: 1 PID: 18556 at drivers/gpu/drm/i915/intel_dp.c:3263 intel_dp_complete_link_train+0x100/0x27f [i915]()
>[ 2958.407460] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer r8169 pcspkr i2c_i801 lpc_ich snd mfd_core soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm cfbfillrect cfbimgblt cfbcopyarea
>[ 2958.407499] CPU: 1 PID: 18556 Comm: pm_rpm Tainted: G        W      3.17.0-rc1_drm-intel-nightly_257d90_20140822+ #1688
>[ 2958.407513]  0000000000000000 0000000000000009 ffffffff8178e36c 0000000000000000
>[ 2958.407532]  ffffffff8103b85c 0000000000000001 ffffffffa00e3466 0000000000000003
>[ 2958.407537]  ffff88017a5480e0 0000000000000003 0000000000000000 0000000000000022
>[ 2958.407542] Call Trace:
>[ 2958.407549]  [<ffffffff8178e36c>] ? dump_stack+0x41/0x51
>[ 2958.407556]  [<ffffffff8103b85c>] ? warn_slowpath_common+0x78/0x90
>[ 2958.407583]  [<ffffffffa00e3466>] ? intel_dp_complete_link_train+0x100/0x27f [i915]
>[ 2958.407623]  [<ffffffffa00e3466>] ? intel_dp_complete_link_train+0x100/0x27f [i915]
>[ 2958.407649]  [<ffffffffa00e3837>] ? intel_enable_dp+0x70/0x79 [i915]
>[ 2958.407680]  [<ffffffffa00e3956>] ? vlv_pre_enable_dp+0x100/0x11a [i915]
>[ 2958.407707]  [<ffffffffa00cae13>] ? valleyview_crtc_enable+0x9ec/0xae6 [i915]
>[ 2958.407731]  [<ffffffffa009f38e>] ? i915_gem_object_ggtt_unpin+0x40/0x6d [i915]
>[ 2958.407758]  [<ffffffffa00c81ee>] ? __intel_set_mode+0x1115/0x121d [i915]
>[ 2958.407763]  [<ffffffff8178b444>] ? printk+0x4f/0x54
>[ 2958.407790]  [<ffffffffa00ce1a6>] ? intel_set_mode+0xd/0x27 [i915]
>[ 2958.407817]  [<ffffffffa00cedb9>] ? intel_crtc_set_config+0x757/0xa99 [i915]
>[ 2958.407832]  [<ffffffffa00181c9>] ? drm_mode_set_config_internal+0x48/0xbd [drm]
>[ 2958.407846]  [<ffffffffa001bbe4>] ? drm_mode_setcrtc+0x3e6/0x48b [drm]
>[ 2958.407858]  [<ffffffffa0010908>] ? drm_ioctl+0x279/0x3bc [drm]
>[ 2958.407872]  [<ffffffffa001b7fe>] ? drm_mode_setplane+0x16d/0x16d [drm]
>[ 2958.407878]  [<ffffffff8111eab7>] ? do_vfs_ioctl+0x3ec/0x435
>[ 2958.407884]  [<ffffffff8104f5f1>] ? task_work_run+0x78/0x87
>[ 2958.407890]  [<ffffffff8111eb49>] ? SyS_ioctl+0x49/0x78
>[ 2958.407895]  [<ffffffff8179409a>] ? int_signal+0x12/0x17
>[ 2958.407900]  [<ffffffff81793e12>] ? system_call_fastpath+0x16/0x1b
>[ 2958.407903] ---[ end trace 286f6c19edebf298 ]---
>[ 2958.421697] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.422206] [drm:intel_dp_start_link_train] clock recovery OK
>[ 2958.436659] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.450673] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.464681] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.478695] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.492704] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.506718] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.507511] ------------[ cut here ]------------
>[ 2958.507543] WARNING: CPU: 1 PID: 18556 at drivers/gpu/drm/i915/intel_dp.c:3263 intel_dp_complete_link_train+0x100/0x27f [i915]()
>[ 2958.507546] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer r8169 pcspkr i2c_i801 lpc_ich snd mfd_core soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm cfbfillrect cfbimgblt cfbcopyarea
>[ 2958.507600] CPU: 1 PID: 18556 Comm: pm_rpm Tainted: G        W      3.17.0-rc1_drm-intel-nightly_257d90_20140822+ #1688
>[ 2958.507613]  0000000000000000 0000000000000009 ffffffff8178e36c 0000000000000000
>[ 2958.507618]  ffffffff8103b85c 0000000000000001 ffffffffa00e3466 0000000000000004
>[ 2958.507623]  ffff88017a5480e0 0000000000000004 0000000000000000 0000000000000022
>[ 2958.507628] Call Trace:
>[ 2958.507635]  [<ffffffff8178e36c>] ? dump_stack+0x41/0x51
>[ 2958.507642]  [<ffffffff8103b85c>] ? warn_slowpath_common+0x78/0x90
>[ 2958.507669]  [<ffffffffa00e3466>] ? intel_dp_complete_link_train+0x100/0x27f [i915]
>[ 2958.507709]  [<ffffffffa00e3466>] ? intel_dp_complete_link_train+0x100/0x27f [i915]
>[ 2958.507735]  [<ffffffffa00e3837>] ? intel_enable_dp+0x70/0x79 [i915]
>[ 2958.507766]  [<ffffffffa00e3956>] ? vlv_pre_enable_dp+0x100/0x11a [i915]
>[ 2958.507793]  [<ffffffffa00cae13>] ? valleyview_crtc_enable+0x9ec/0xae6 [i915]
>[ 2958.507817]  [<ffffffffa009f38e>] ? i915_gem_object_ggtt_unpin+0x40/0x6d [i915]
>[ 2958.507844]  [<ffffffffa00c81ee>] ? __intel_set_mode+0x1115/0x121d [i915]
>[ 2958.507849]  [<ffffffff8178b444>] ? printk+0x4f/0x54
>[ 2958.507876]  [<ffffffffa00ce1a6>] ? intel_set_mode+0xd/0x27 [i915]
>[ 2958.507903]  [<ffffffffa00cedb9>] ? intel_crtc_set_config+0x757/0xa99 [i915]
>[ 2958.507918]  [<ffffffffa00181c9>] ? drm_mode_set_config_internal+0x48/0xbd [drm]
>[ 2958.507932]  [<ffffffffa001bbe4>] ? drm_mode_setcrtc+0x3e6/0x48b [drm]
>[ 2958.507944]  [<ffffffffa0010908>] ? drm_ioctl+0x279/0x3bc [drm]
>[ 2958.507958]  [<ffffffffa001b7fe>] ? drm_mode_setplane+0x16d/0x16d [drm]
>[ 2958.507964]  [<ffffffff8111eab7>] ? do_vfs_ioctl+0x3ec/0x435
>[ 2958.507970]  [<ffffffff8104f5f1>] ? task_work_run+0x78/0x87
>[ 2958.507976]  [<ffffffff8111eb49>] ? SyS_ioctl+0x49/0x78
>[ 2958.507981]  [<ffffffff8179409a>] ? int_signal+0x12/0x17
>[ 2958.507986]  [<ffffffff81793e12>] ? system_call_fastpath+0x16/0x1b
>[ 2958.507990] ---[ end trace 286f6c19edebf299 ]---
>[ 2958.521769] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.535781] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.536349] [drm:intel_dp_start_link_train] clock recovery OK
>[ 2958.550751] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.564766] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.578774] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.592788] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.606796] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.620812] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.621604] ------------[ cut here ]------------
>[ 2958.621636] WARNING: CPU: 1 PID: 18556 at drivers/gpu/drm/i915/intel_dp.c:3263 intel_dp_complete_link_train+0x100/0x27f [i915]()
>[ 2958.621639] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer r8169 pcspkr i2c_i801 lpc_ich snd mfd_core soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm cfbfillrect cfbimgblt cfbcopyarea
>[ 2958.621700] CPU: 1 PID: 18556 Comm: pm_rpm Tainted: G        W      3.17.0-rc1_drm-intel-nightly_257d90_20140822+ #1688
>[ 2958.621706]  0000000000000000 0000000000000009 ffffffff8178e36c 0000000000000000
>[ 2958.621711]  ffffffff8103b85c 0000000000000001 ffffffffa00e3466 0000000000000005
>[ 2958.621716]  ffff88017a5480e0 0000000000000005 0000000000000000 0000000000000022
>[ 2958.621721] Call Trace:
>[ 2958.621728]  [<ffffffff8178e36c>] ? dump_stack+0x41/0x51
>[ 2958.621735]  [<ffffffff8103b85c>] ? warn_slowpath_common+0x78/0x90
>[ 2958.621762]  [<ffffffffa00e3466>] ? intel_dp_complete_link_train+0x100/0x27f [i915]
>[ 2958.621801]  [<ffffffffa00e3466>] ? intel_dp_complete_link_train+0x100/0x27f [i915]
>[ 2958.621828]  [<ffffffffa00e3837>] ? intel_enable_dp+0x70/0x79 [i915]
>[ 2958.621859]  [<ffffffffa00e3956>] ? vlv_pre_enable_dp+0x100/0x11a [i915]
>[ 2958.621886]  [<ffffffffa00cae13>] ? valleyview_crtc_enable+0x9ec/0xae6 [i915]
>[ 2958.621910]  [<ffffffffa009f38e>] ? i915_gem_object_ggtt_unpin+0x40/0x6d [i915]
>[ 2958.621937]  [<ffffffffa00c81ee>] ? __intel_set_mode+0x1115/0x121d [i915]
>[ 2958.621942]  [<ffffffff8178b444>] ? printk+0x4f/0x54
>[ 2958.621969]  [<ffffffffa00ce1a6>] ? intel_set_mode+0xd/0x27 [i915]
>[ 2958.621995]  [<ffffffffa00cedb9>] ? intel_crtc_set_config+0x757/0xa99 [i915]
>[ 2958.622011]  [<ffffffffa00181c9>] ? drm_mode_set_config_internal+0x48/0xbd [drm]
>[ 2958.622024]  [<ffffffffa001bbe4>] ? drm_mode_setcrtc+0x3e6/0x48b [drm]
>[ 2958.622037]  [<ffffffffa0010908>] ? drm_ioctl+0x279/0x3bc [drm]
>[ 2958.622050]  [<ffffffffa001b7fe>] ? drm_mode_setplane+0x16d/0x16d [drm]
>[ 2958.622057]  [<ffffffff8111eab7>] ? do_vfs_ioctl+0x3ec/0x435
>[ 2958.622063]  [<ffffffff8104f5f1>] ? task_work_run+0x78/0x87
>[ 2958.622068]  [<ffffffff8111eb49>] ? SyS_ioctl+0x49/0x78
>[ 2958.622073]  [<ffffffff8179409a>] ? int_signal+0x12/0x17
>[ 2958.622078]  [<ffffffff81793e12>] ? system_call_fastpath+0x16/0x1b
>[ 2958.622082] ---[ end trace 286f6c19edebf29a ]---
>[ 2958.635853] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.649866] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.650364] [drm:intel_dp_start_link_train] clock recovery OK
>[ 2958.664844] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.678858] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.692867] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.706881] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.720889] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.734926] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.735719] ------------[ cut here ]------------
>[ 2958.735750] WARNING: CPU: 1 PID: 18556 at drivers/gpu/drm/i915/intel_dp.c:3263 intel_dp_complete_link_train+0x100/0x27f [i915]()
>[ 2958.735753] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer r8169 pcspkr i2c_i801 lpc_ich snd mfd_core soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm cfbfillrect cfbimgblt cfbcopyarea
>[ 2958.735812] CPU: 1 PID: 18556 Comm: pm_rpm Tainted: G        W      3.17.0-rc1_drm-intel-nightly_257d90_20140822+ #1688
>[ 2958.735815]  0000000000000000 0000000000000009 ffffffff8178e36c 0000000000000000
>[ 2958.735827]  ffffffff8103b85c 0000000000000001 ffffffffa00e3466 0000000000000006
>[ 2958.735832]  ffff88017a5480e0 0000000000000006 0000000000000000 0000000000000022
>[ 2958.735837] Call Trace:
>[ 2958.735853]  [<ffffffff8178e36c>] ? dump_stack+0x41/0x51
>[ 2958.735861]  [<ffffffff8103b85c>] ? warn_slowpath_common+0x78/0x90
>[ 2958.735888]  [<ffffffffa00e3466>] ? intel_dp_complete_link_train+0x100/0x27f [i915]
>[ 2958.735920]  [<ffffffffa00e3466>] ? intel_dp_complete_link_train+0x100/0x27f [i915]
>[ 2958.735946]  [<ffffffffa00e3837>] ? intel_enable_dp+0x70/0x79 [i915]
>[ 2958.735972]  [<ffffffffa00e3956>] ? vlv_pre_enable_dp+0x100/0x11a [i915]
>[ 2958.735999]  [<ffffffffa00cae13>] ? valleyview_crtc_enable+0x9ec/0xae6 [i915]
>[ 2958.736023]  [<ffffffffa009f38e>] ? i915_gem_object_ggtt_unpin+0x40/0x6d [i915]
>[ 2958.736049]  [<ffffffffa00c81ee>] ? __intel_set_mode+0x1115/0x121d [i915]
>[ 2958.736055]  [<ffffffff8178b444>] ? printk+0x4f/0x54
>[ 2958.736081]  [<ffffffffa00ce1a6>] ? intel_set_mode+0xd/0x27 [i915]
>[ 2958.736108]  [<ffffffffa00cedb9>] ? intel_crtc_set_config+0x757/0xa99 [i915]
>[ 2958.736123]  [<ffffffffa00181c9>] ? drm_mode_set_config_internal+0x48/0xbd [drm]
>[ 2958.736137]  [<ffffffffa001bbe4>] ? drm_mode_setcrtc+0x3e6/0x48b [drm]
>[ 2958.736149]  [<ffffffffa0010908>] ? drm_ioctl+0x279/0x3bc [drm]
>[ 2958.736162]  [<ffffffffa001b7fe>] ? drm_mode_setplane+0x16d/0x16d [drm]
>[ 2958.736169]  [<ffffffff8111eab7>] ? do_vfs_ioctl+0x3ec/0x435
>[ 2958.736175]  [<ffffffff8104f5f1>] ? task_work_run+0x78/0x87
>[ 2958.736180]  [<ffffffff8111eb49>] ? SyS_ioctl+0x49/0x78
>[ 2958.736185]  [<ffffffff8179409a>] ? int_signal+0x12/0x17
>[ 2958.736190]  [<ffffffff81793e12>] ? system_call_fastpath+0x16/0x1b
>[ 2958.736194] ---[ end trace 286f6c19edebf29b ]---
>[ 2958.749936] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.763951] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2958.764448] [drm:intel_dp_start_link_train] clock recovery OK
>[ 2958.764606] [drm:intel_dp_complete_link_train] *ERROR* failed to train DP, aborting
>[ 2959.766807] ------------[ cut here ]------------
>[ 2959.766844] WARNING: CPU: 1 PID: 18556 at drivers/gpu/drm/i915/intel_display.c:1746 vlv_pre_enable_dp+0x10b/0x11a [i915]()
>[ 2959.766848] timed out waiting for port C ready: 0xf000a0ff
>[ 2959.766851] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer r8169 pcspkr i2c_i801 lpc_ich snd mfd_core soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm cfbfillrect cfbimgblt cfbcopyarea
>[ 2959.766891] CPU: 1 PID: 18556 Comm: pm_rpm Tainted: G        W      3.17.0-rc1_drm-intel-nightly_257d90_20140822+ #1688
>[ 2959.766894]  0000000000000000 0000000000000009 ffffffff8178e36c ffff8801794f3a68
>[ 2959.766900]  ffffffff8103b85c dead000000200200 ffffffffa00e3961 0000000000000246
>[ 2959.766905]  ffff88017a548000 ffff880002ca0000 ffff88017a5480e0 ffff88017a679000
>[ 2959.766910] Call Trace:
>[ 2959.766918]  [<ffffffff8178e36c>] ? dump_stack+0x41/0x51
>[ 2959.766925]  [<ffffffff8103b85c>] ? warn_slowpath_common+0x78/0x90
>[ 2959.766952]  [<ffffffffa00e3961>] ? vlv_pre_enable_dp+0x10b/0x11a [i915]
>[ 2959.766958]  [<ffffffff8103b90c>] ? warn_slowpath_fmt+0x45/0x4a
>[ 2959.766986]  [<ffffffffa00c46df>] ? vlv_wait_port_ready+0xdc/0x114 [i915]
>[ 2959.767012]  [<ffffffffa00e3961>] ? vlv_pre_enable_dp+0x10b/0x11a [i915]
>[ 2959.767038]  [<ffffffffa00cae13>] ? valleyview_crtc_enable+0x9ec/0xae6 [i915]
>[ 2959.767062]  [<ffffffffa009f38e>] ? i915_gem_object_ggtt_unpin+0x40/0x6d [i915]
>[ 2959.767088]  [<ffffffffa00c81ee>] ? __intel_set_mode+0x1115/0x121d [i915]
>[ 2959.767094]  [<ffffffff8178b444>] ? printk+0x4f/0x54
>[ 2959.767120]  [<ffffffffa00ce1a6>] ? intel_set_mode+0xd/0x27 [i915]
>[ 2959.767147]  [<ffffffffa00cedb9>] ? intel_crtc_set_config+0x757/0xa99 [i915]
>[ 2959.767163]  [<ffffffffa00181c9>] ? drm_mode_set_config_internal+0x48/0xbd [drm]
>[ 2959.767177]  [<ffffffffa001bbe4>] ? drm_mode_setcrtc+0x3e6/0x48b [drm]
>[ 2959.767189]  [<ffffffffa0010908>] ? drm_ioctl+0x279/0x3bc [drm]
>[ 2959.767202]  [<ffffffffa001b7fe>] ? drm_mode_setplane+0x16d/0x16d [drm]
>[ 2959.767209]  [<ffffffff8111eab7>] ? do_vfs_ioctl+0x3ec/0x435
>[ 2959.767216]  [<ffffffff8104f5f1>] ? task_work_run+0x78/0x87
>[ 2959.767221]  [<ffffffff8111eb49>] ? SyS_ioctl+0x49/0x78
>[ 2959.767226]  [<ffffffff8179409a>] ? int_signal+0x12/0x17
>[ 2959.767231]  [<ffffffff81793e12>] ? system_call_fastpath+0x16/0x1b
>[ 2959.767235] ---[ end trace 286f6c19edebf29c ]---
>[ 2959.767280] [drm:g4x_check_srwm] SR watermark: display plane 56, cursor 2
>[ 2959.767284] [drm:g4x_check_srwm] SR watermark: display plane 109, cursor 2
>[ 2959.767288] [drm:valleyview_update_wm] Setting FIFO watermarks - A: plane=109, cursor=2, B: plane=2, cursor=2, SR: plane=56, cursor=2
>[ 2959.767293] [drm:intel_set_memory_cxsr] memory self-refresh is enabled
>[ 2959.767300] [drm:intel_edp_backlight_on] 
>[ 2959.767304] [drm:intel_panel_enable_backlight] pipe A
>[ 2959.767309] [drm:intel_panel_actually_set_backlight] set backlight PWM = 3906
>[ 2959.767321] [drm:i9xx_update_primary_plane] Writing base 0087E000 00000000 0 0 5504
>[ 2959.767336] [drm:check_encoder_state] [ENCODER:17:DAC-17]
>[ 2959.767341] [drm:check_encoder_state] [ENCODER:18:TMDS-18]
>[ 2959.767345] [drm:check_encoder_state] [ENCODER:23:TMDS-23]
>[ 2959.767349] [drm:check_encoder_state] [ENCODER:25:TMDS-25]
>[ 2959.767353] [drm:check_encoder_state] [ENCODER:27:TMDS-27]
>[ 2959.767356] ------------[ cut here ]------------
>[ 2959.767382] WARNING: CPU: 1 PID: 18556 at drivers/gpu/drm/i915/intel_display.c:10650 intel_modeset_check_state+0x320/0x611 [i915]()
>[ 2959.767386] encoder's hw state doesn't match sw tracking (expected 1, found 0)
>[ 2959.767388] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer r8169 pcspkr i2c_i801 lpc_ich snd mfd_core soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm cfbfillrect cfbimgblt cfbcopyarea
>[ 2959.767425] CPU: 1 PID: 18556 Comm: pm_rpm Tainted: G        W      3.17.0-rc1_drm-intel-nightly_257d90_20140822+ #1688
>[ 2959.767428]  0000000000000000 0000000000000009 ffffffff8178e36c ffff8801794f3b98
>[ 2959.767433]  ffffffff8103b85c 0000000000000246 ffffffffa00cdea8 0000000000000000
>[ 2959.767438]  ffff88017a548000 ffff88017a679000 0000000000000000 ffff88017a679308
>[ 2959.767443] Call Trace:
>[ 2959.767449]  [<ffffffff8178e36c>] ? dump_stack+0x41/0x51
>[ 2959.767454]  [<ffffffff8103b85c>] ? warn_slowpath_common+0x78/0x90
>[ 2959.767481]  [<ffffffffa00cdea8>] ? intel_modeset_check_state+0x320/0x611 [i915]
>[ 2959.767487]  [<ffffffff8103b90c>] ? warn_slowpath_fmt+0x45/0x4a
>[ 2959.767514]  [<ffffffffa00cdea8>] ? intel_modeset_check_state+0x320/0x611 [i915]
>[ 2959.767541]  [<ffffffffa00ce1b6>] ? intel_set_mode+0x1d/0x27 [i915]
>[ 2959.767567]  [<ffffffffa00cedb9>] ? intel_crtc_set_config+0x757/0xa99 [i915]
>[ 2959.767582]  [<ffffffffa00181c9>] ? drm_mode_set_config_internal+0x48/0xbd [drm]
>[ 2959.767595]  [<ffffffffa001bbe4>] ? drm_mode_setcrtc+0x3e6/0x48b [drm]
>[ 2959.767607]  [<ffffffffa0010908>] ? drm_ioctl+0x279/0x3bc [drm]
>[ 2959.767635]  [<ffffffffa001b7fe>] ? drm_mode_setplane+0x16d/0x16d [drm]
>[ 2959.767641]  [<ffffffff8111eab7>] ? do_vfs_ioctl+0x3ec/0x435
>[ 2959.767647]  [<ffffffff8104f5f1>] ? task_work_run+0x78/0x87
>[ 2959.767652]  [<ffffffff8111eb49>] ? SyS_ioctl+0x49/0x78
>[ 2959.767657]  [<ffffffff8179409a>] ? int_signal+0x12/0x17
>[ 2959.767662]  [<ffffffff81793e12>] ? system_call_fastpath+0x16/0x1b
>[ 2959.767665] ---[ end trace 286f6c19edebf29d ]---
>[ 2959.767669] [drm:check_crtc_state] [CRTC:7]
>[ 2959.769630] [drm:intel_pipe_config_compare] *ERROR* mismatch in has_dp_encoder (expected 1, found 0)
>[ 2959.769635] ------------[ cut here ]------------
>[ 2959.769667] WARNING: CPU: 1 PID: 18556 at drivers/gpu/drm/i915/intel_display.c:10720 check_crtc_state+0xa32/0xa6a [i915]()
>[ 2959.769670] pipe state doesn't match!
>[ 2959.769672] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer r8169 pcspkr i2c_i801 lpc_ich snd mfd_core soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm cfbfillrect cfbimgblt cfbcopyarea
>[ 2959.769711] CPU: 1 PID: 18556 Comm: pm_rpm Tainted: G        W      3.17.0-rc1_drm-intel-nightly_257d90_20140822+ #1688
>[ 2959.769714]  0000000000000000 0000000000000009 ffffffff8178e36c ffff8801794f38b8
>[ 2959.769719]  ffffffff8103b85c ffff8801794f38b0 ffffffffa00c1502 0000000000000002
>[ 2959.769724]  ffff880079254000 ffff88017a679000 ffff8801794f3948 ffff880079254708
>[ 2959.769729] Call Trace:
>[ 2959.769737]  [<ffffffff8178e36c>] ? dump_stack+0x41/0x51
>[ 2959.769743]  [<ffffffff8103b85c>] ? warn_slowpath_common+0x78/0x90
>[ 2959.769770]  [<ffffffffa00c1502>] ? check_crtc_state+0xa32/0xa6a [i915]
>[ 2959.769776]  [<ffffffff8103b90c>] ? warn_slowpath_fmt+0x45/0x4a
>[ 2959.769803]  [<ffffffffa00c1502>] ? check_crtc_state+0xa32/0xa6a [i915]
>[ 2959.769832]  [<ffffffffa00cdef1>] ? intel_modeset_check_state+0x369/0x611 [i915]
>[ 2959.769859]  [<ffffffffa00ce1b6>] ? intel_set_mode+0x1d/0x27 [i915]
>[ 2959.769885]  [<ffffffffa00cedb9>] ? intel_crtc_set_config+0x757/0xa99 [i915]
>[ 2959.769901]  [<ffffffffa00181c9>] ? drm_mode_set_config_internal+0x48/0xbd [drm]
>[ 2959.769914]  [<ffffffffa001bbe4>] ? drm_mode_setcrtc+0x3e6/0x48b [drm]
>[ 2959.769927]  [<ffffffffa0010908>] ? drm_ioctl+0x279/0x3bc [drm]
>[ 2959.769940]  [<ffffffffa001b7fe>] ? drm_mode_setplane+0x16d/0x16d [drm]
>[ 2959.769946]  [<ffffffff8111eab7>] ? do_vfs_ioctl+0x3ec/0x435
>[ 2959.769953]  [<ffffffff8104f5f1>] ? task_work_run+0x78/0x87
>[ 2959.769958]  [<ffffffff8111eb49>] ? SyS_ioctl+0x49/0x78
>[ 2959.769963]  [<ffffffff8179409a>] ? int_signal+0x12/0x17
>[ 2959.769968]  [<ffffffff81793e12>] ? system_call_fastpath+0x16/0x1b
>[ 2959.769972] ---[ end trace 286f6c19edebf29e ]---
>[ 2959.769976] [drm:intel_dump_pipe_config] [CRTC:7][hw state] config for pipe A
>[ 2959.769979] [drm:intel_dump_pipe_config] cpu_transcoder: A
>[ 2959.769982] [drm:intel_dump_pipe_config] pipe bpp: 18, dithering: 0
>[ 2959.769987] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 2959.769991] [drm:intel_dump_pipe_config] dp: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 2959.769996] [drm:intel_dump_pipe_config] dp: 0, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[ 2959.769999] [drm:intel_dump_pipe_config] requested mode:
>[ 2959.770005] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 1366 0 0 0 768 0 0 0 0x0 0x0
>[ 2959.770008] [drm:intel_dump_pipe_config] adjusted mode:
>[ 2959.770013] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0x0
>[ 2959.770018] [drm:intel_dump_crtc_timings] crtc timings: 0 1366 1404 1426 1482 768 771 777 798, type: 0x0 flags: 0x0
>[ 2959.770021] [drm:intel_dump_pipe_config] port clock: 162000
>[ 2959.770025] [drm:intel_dump_pipe_config] pipe src size: 1366x768
>[ 2959.770029] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[ 2959.770032] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[ 2959.770036] [drm:intel_dump_pipe_config] ips: 0
>[ 2959.770039] [drm:intel_dump_pipe_config] double wide: 0
>[ 2959.770042] [drm:intel_dump_pipe_config] [CRTC:7][sw state] config for pipe A
>[ 2959.770045] [drm:intel_dump_pipe_config] cpu_transcoder: A
>[ 2959.770049] [drm:intel_dump_pipe_config] pipe bpp: 18, dithering: 1
>[ 2959.770053] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 2959.770058] [drm:intel_dump_pipe_config] dp: 1, gmch_m: 2068024, gmch_n: 2097152, link_m: 114890, link_n: 262144, tu: 64
>[ 2959.770062] [drm:intel_dump_pipe_config] dp: 1, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[ 2959.770065] [drm:intel_dump_pipe_config] requested mode:
>[ 2959.770071] [drm:drm_mode_debug_printmodeline] Modeline 0:"1366x768" 60 71000 1366 1404 1426 1482 768 771 777 798 0x48 0xa
>[ 2959.770074] [drm:intel_dump_pipe_config] adjusted mode:
>[ 2959.770080] [drm:drm_mode_debug_printmodeline] Modeline 0:"1366x768" 60 71000 1366 1404 1426 1482 768 771 777 798 0x48 0xa
>[ 2959.770085] [drm:intel_dump_crtc_timings] crtc timings: 71000 1366 1404 1426 1482 768 771 777 798, type: 0x48 flags: 0xa
>[ 2959.770088] [drm:intel_dump_pipe_config] port clock: 162000
>[ 2959.770092] [drm:intel_dump_pipe_config] pipe src size: 1366x768
>[ 2959.770095] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[ 2959.770099] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[ 2959.770102] [drm:intel_dump_pipe_config] ips: 0
>[ 2959.770106] [drm:intel_dump_pipe_config] double wide: 0
>[ 2959.770109] [drm:check_crtc_state] [CRTC:13]
>[ 2959.770140] [drm:drm_mode_setcrtc] [CRTC:7]
>[ 2959.770145] [drm:intel_crtc_set_config] [CRTC:7] [NOFB]
>[ 2959.770150] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:7], mode_changed=1, fb_changed=0
>[ 2959.770153] [drm:intel_modeset_stage_output_state] [CONNECTOR:28:eDP-1] to [NOCRTC]
>[ 2959.770156] [drm:intel_modeset_stage_output_state] encoder changed, full mode switch
>[ 2959.770160] [drm:intel_modeset_stage_output_state] crtc changed, full mode switch
>[ 2959.770164] [drm:intel_modeset_stage_output_state] crtc disabled, full mode switch
>[ 2959.770168] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 0, prepare: 0, disable: 1
>[ 2959.771622] [drm:intel_set_memory_cxsr] memory self-refresh is disabled
>[ 2959.771639] [drm:intel_edp_backlight_off] 
>[ 2959.972793] [drm:intel_panel_actually_set_backlight] set backlight PWM = 0
>[ 2959.973420] [drm:intel_edp_panel_off] Turn eDP power off
>[ 2959.973425] [drm:wait_panel_off] Wait for panel power off time
>[ 2959.973431] [drm:wait_panel_status] mask b0000000 value 00000000 status 80000008 control abcd0000
>[ 2964.982256] [drm:wait_panel_status] *ERROR* Panel status timeout: status 80000008 control abcd0000
>[ 2964.982282] [drm:wait_panel_status] Wait complete
>[ 2965.022026] ------------[ cut here ]------------
>[ 2965.022064] WARNING: CPU: 0 PID: 18556 at drivers/gpu/drm/i915/intel_dp.c:3263 i9xx_crtc_disable+0x12f/0x3c3 [i915]()
>[ 2965.022068] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer r8169 pcspkr i2c_i801 lpc_ich snd mfd_core soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm cfbfillrect cfbimgblt cfbcopyarea
>[ 2965.022108] CPU: 0 PID: 18556 Comm: pm_rpm Tainted: G        W      3.17.0-rc1_drm-intel-nightly_257d90_20140822+ #1688
>[ 2965.022112]  0000000000000000 0000000000000009 ffffffff8178e36c 0000000000000000
>[ 2965.022117]  ffffffff8103b85c 0000000000012600 ffffffffa00cc4ed ffff880002ca0000
>[ 2965.022122]  0000000000000000 ffff880002ca0000 ffff880079254000 ffff88017a679000
>[ 2965.022127] Call Trace:
>[ 2965.022138]  [<ffffffff8178e36c>] ? dump_stack+0x41/0x51
>[ 2965.022145]  [<ffffffff8103b85c>] ? warn_slowpath_common+0x78/0x90
>[ 2965.022172]  [<ffffffffa00cc4ed>] ? i9xx_crtc_disable+0x12f/0x3c3 [i915]
>[ 2965.022199]  [<ffffffffa00cc4ed>] ? i9xx_crtc_disable+0x12f/0x3c3 [i915]
>[ 2965.022226]  [<ffffffffa00c7ce4>] ? __intel_set_mode+0xc0b/0x121d [i915]
>[ 2965.022231]  [<ffffffff8178b444>] ? printk+0x4f/0x54
>[ 2965.022259]  [<ffffffffa00ce1a6>] ? intel_set_mode+0xd/0x27 [i915]
>[ 2965.022286]  [<ffffffffa00cedb9>] ? intel_crtc_set_config+0x757/0xa99 [i915]
>[ 2965.022302]  [<ffffffffa00181c9>] ? drm_mode_set_config_internal+0x48/0xbd [drm]
>[ 2965.022316]  [<ffffffffa001bbe4>] ? drm_mode_setcrtc+0x3e6/0x48b [drm]
>[ 2965.022329]  [<ffffffffa0010908>] ? drm_ioctl+0x279/0x3bc [drm]
>[ 2965.022335]  [<ffffffff8133a694>] ? sprintf+0x46/0x4b
>[ 2965.022348]  [<ffffffffa001b7fe>] ? drm_mode_setplane+0x16d/0x16d [drm]
>[ 2965.022356]  [<ffffffff81169f59>] ? sysfs_kf_seq_show+0x79/0xc3
>[ 2965.022361]  [<ffffffff81168d2c>] ? kernfs_seq_stop+0x10/0x1a
>[ 2965.022367]  [<ffffffff8111eab7>] ? do_vfs_ioctl+0x3ec/0x435
>[ 2965.022373]  [<ffffffff81110de9>] ? vfs_read+0x101/0x13f
>[ 2965.022378]  [<ffffffff8111eb49>] ? SyS_ioctl+0x49/0x78
>[ 2965.022384]  [<ffffffff81793e12>] ? system_call_fastpath+0x16/0x1b
>[ 2965.022388] ---[ end trace 286f6c19edebf29f ]---
>[ 2965.022397] [drm:intel_set_memory_cxsr] memory self-refresh is disabled
>[ 2965.022402] [drm:valleyview_update_wm] Setting FIFO watermarks - A: plane=2, cursor=2, B: plane=2, cursor=2, SR: plane=0, cursor=0
>[ 2965.042044] [drm:vlv_update_cdclk] Current CD clock rate: 200000 kHz
>[ 2965.074076] [drm:check_encoder_state] [ENCODER:17:DAC-17]
>[ 2965.074083] [drm:check_encoder_state] [ENCODER:18:TMDS-18]
>[ 2965.074087] [drm:check_encoder_state] [ENCODER:23:TMDS-23]
>[ 2965.074091] [drm:check_encoder_state] [ENCODER:25:TMDS-25]
>[ 2965.074095] [drm:check_encoder_state] [ENCODER:27:TMDS-27]
>[ 2965.074099] [drm:check_crtc_state] [CRTC:7]
>[ 2965.074104] [drm:check_crtc_state] [CRTC:13]
>[ 2965.074125] [drm:drm_mode_setcrtc] [CRTC:13]
>[ 2965.074129] [drm:intel_crtc_set_config] [CRTC:13] [NOFB]
>[ 2965.074134] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:13], mode_changed=0, fb_changed=0
>[ 2965.074180] [drm:intel_display_power_put] disabling dpio-common
>[ 2965.086076] [drm:intel_display_power_put] disabling dpio-tx-c-23
>[ 2965.098085] [drm:intel_display_power_put] disabling dpio-tx-c-01
>[ 2965.110096] [drm:intel_display_power_put] disabling dpio-tx-b-23
>[ 2965.122104] [drm:intel_display_power_put] disabling dpio-tx-b-01
>[ 2965.134113] [drm:intel_display_power_put] disabling display
>[ 2965.146138] [drm:intel_runtime_suspend] Suspending device
>[ 2965.148015] [drm:intel_runtime_suspend] Device suspended
>[ 2965.185556] [drm:intel_runtime_resume] Resuming device
>[ 2965.189159] [drm:valleyview_init_clock_gating] DDR speed: 1333 MHz
>[ 2965.189256] [drm:intel_runtime_resume] Device resumed
>[ 2965.189264] [drm:intel_display_power_get] enabling display
>[ 2965.197176] [drm:i915_redisable_vga_power_on] Something enabled VGA plane, disabling it
>[ 2965.201170] [drm:intel_display_power_get] enabling dpio-tx-b-01
>[ 2965.213181] [drm:intel_display_power_get] enabling dpio-tx-b-23
>[ 2965.225188] [drm:intel_display_power_get] enabling dpio-tx-c-01
>[ 2965.237199] [drm:intel_display_power_get] enabling dpio-tx-c-23
>[ 2965.249209] [drm:intel_display_power_get] enabling dpio-common
>[ 2965.261222] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[ 2965.261229] [drm:wait_panel_power_cycle] Wait for panel power cycle
>[ 2965.261237] [drm:wait_panel_status] mask b800000f value 00000000 status 08000001 control 00000000
>[ 2965.547707] [drm:wait_panel_status] Wait complete
>[ 2965.547743] [drm:_edp_panel_vdd_on] PP_STATUS: 0x00000000 PP_CONTROL: 0xabcd0008
>[ 2965.547748] [drm:_edp_panel_vdd_on] eDP was not running
>[ 2965.751500] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x71450064
>[ 2965.751516] [drm:drm_dp_i2c_do_msg] transaction failed: -110
>[ 2965.753947] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x71450064
>[ 2965.753957] [drm:drm_dp_i2c_do_msg] transaction failed: -110
>[ 2965.756406] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x71450064
>[ 2965.756415] [drm:drm_dp_i2c_do_msg] transaction failed: -110
>[ 2965.758817] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x71450064
>[ 2965.758826] [drm:drm_dp_i2c_do_msg] transaction failed: -110
>[ 2965.766744] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(128)
>[ 2965.774749] [drm:gmbus_xfer] GMBUS [i915 gmbus vga] NAK for addr: 0050 r(128)
>[ 2965.784170] [drm:intel_crtc_set_config] [CRTC:7] [FB:35] #connectors=1 (x y) (0 0)
>[ 2965.784174] [drm:intel_set_config_compute_mode_changes] inactive crtc, full mode set
>[ 2965.784177] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:7], mode_changed=1, fb_changed=0
>[ 2965.784178] [drm:intel_modeset_stage_output_state] encoder changed, full mode switch
>[ 2965.784181] [drm:intel_modeset_stage_output_state] [CONNECTOR:28:eDP-1] to [CRTC:7]
>[ 2965.784182] [drm:intel_modeset_stage_output_state] crtc changed, full mode switch
>[ 2965.784184] [drm:intel_modeset_stage_output_state] crtc enabled, full mode switch
>[ 2965.784187] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 1, prepare: 1, disable: 0
>[ 2965.784191] [drm:connected_sink_compute_bpp] [CONNECTOR:28:eDP-1] checking for sink bpp constrains
>[ 2965.784192] [drm:connected_sink_compute_bpp] clamping display bpp (was 24) to EDID reported max of 18
>[ 2965.784197] [drm:intel_dp_compute_config] DP link computation with max lane count 1 max bw 0a pixel clock 71000KHz
>[ 2965.784199] [drm:intel_dp_compute_config] using min 1 lanes per VBT
>[ 2965.784200] [drm:intel_dp_compute_config] using min 06 link bw per VBT
>[ 2965.784203] [drm:intel_dp_compute_config] DP link bw 06 lane count 1 clock 162000 bpp 18
>[ 2965.784205] [drm:intel_dp_compute_config] DP link bw required 127800 available 129600
>[ 2965.784208] [drm:intel_modeset_pipe_config] plane bpp: 24, pipe bpp: 18, dithering: 1
>[ 2965.784210] [drm:intel_dump_pipe_config] [CRTC:7][modeset] config for pipe A
>[ 2965.784211] [drm:intel_dump_pipe_config] cpu_transcoder: A
>[ 2965.784212] [drm:intel_dump_pipe_config] pipe bpp: 18, dithering: 1
>[ 2965.784215] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 2965.784218] [drm:intel_dump_pipe_config] dp: 1, gmch_m: 2068024, gmch_n: 2097152, link_m: 114890, link_n: 262144, tu: 64
>[ 2965.784220] [drm:intel_dump_pipe_config] dp: 1, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[ 2965.784221] [drm:intel_dump_pipe_config] requested mode:
>[ 2965.784226] [drm:drm_mode_debug_printmodeline] Modeline 0:"1366x768" 60 71000 1366 1404 1426 1482 768 771 777 798 0x48 0xa
>[ 2965.784227] [drm:intel_dump_pipe_config] adjusted mode:
>[ 2965.784231] [drm:drm_mode_debug_printmodeline] Modeline 0:"1366x768" 60 71000 1366 1404 1426 1482 768 771 777 798 0x48 0xa
>[ 2965.784234] [drm:intel_dump_crtc_timings] crtc timings: 71000 1366 1404 1426 1482 768 771 777 798, type: 0x48 flags: 0xa
>[ 2965.784236] [drm:intel_dump_pipe_config] port clock: 162000
>[ 2965.784237] [drm:intel_dump_pipe_config] pipe src size: 1366x768
>[ 2965.784239] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[ 2965.784241] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[ 2965.784242] [drm:intel_dump_pipe_config] ips: 0
>[ 2965.784244] [drm:intel_dump_pipe_config] double wide: 0
>[ 2965.877713] [drm:vlv_update_cdclk] Current CD clock rate: 266667 kHz
>[ 2965.877713] [drm:intel_dp_init_panel_power_sequencer] cur t1_t3 0 t8 0 t9 0 t10 0 t11_t12 4000
>[ 2965.877716] [drm:intel_dp_init_panel_power_sequencer] vbt t1_t3 2000 t8 10 t9 2000 t10 500 t11_t12 5000
>[ 2965.877719] [drm:intel_dp_init_panel_power_sequencer] panel power up delay 200, power down delay 50, power cycle delay 500
>[ 2965.877720] [drm:intel_dp_init_panel_power_sequencer] backlight on delay 1, off delay 200
>[ 2965.877725] [drm:intel_dp_init_panel_power_sequencer_registers] panel power sequencer register settings: PP_ON 0x87d00001, PP_OFF 0x1f40001, PP_DIV 0x270f05
>[ 2965.880348] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x71450064
>[ 2965.884080] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x71450064
>[ 2965.888088] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x71450064
>[ 2965.892125] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x71450064
>[ 2965.894661] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x71450064
>[ 2965.908746] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2965.911284] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x71450064
>[ 2965.911290] [drm:intel_dp_start_link_train] *ERROR* failed to enable link training
>[ 2965.911292] [drm:intel_edp_panel_on] Turn eDP power on
>[ 2965.911294] [drm:wait_panel_power_cycle] Wait for panel power cycle
>[ 2965.911298] [drm:wait_panel_status] mask b800000f value 00000000 status 00000000 control abcd0008
>[ 2965.911299] [drm:wait_panel_status] Wait complete
>[ 2965.911301] [drm:wait_panel_on] Wait for panel power on
>[ 2965.911304] [drm:wait_panel_status] mask b000000f value 80000008 status 0000000a control abcd000b
>[ 2965.971367] [drm:intel_hpd_irq_handler] hotplug event received, stat 0x00100000, dig 0x00000000
>[ 2965.971369] [drm:intel_hpd_irq_handler] digital hpd port C - short
>[ 2965.971385] [drm:intel_dp_hpd_pulse] got hpd irq on port C - short
>[ 2966.064742] [drm:wait_panel_status] Wait complete
>[ 2966.064745] [drm:edp_panel_vdd_off_sync] Turning eDP VDD off
>[ 2966.064749] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd0003
>[ 2966.112913] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[ 2966.112918] [drm:_edp_panel_vdd_on] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd000b
>[ 2966.127912] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.141925] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.155995] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.169948] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.183956] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.197971] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.198711] ------------[ cut here ]------------
>[ 2966.198747] WARNING: CPU: 0 PID: 18556 at drivers/gpu/drm/i915/intel_dp.c:3263 intel_dp_complete_link_train+0x100/0x27f [i915]()
>[ 2966.198771] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer r8169 pcspkr i2c_i801 lpc_ich snd mfd_core soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm cfbfillrect cfbimgblt cfbcopyarea
>[ 2966.198776] CPU: 0 PID: 18556 Comm: pm_rpm Tainted: G        W      3.17.0-rc1_drm-intel-nightly_257d90_20140822+ #1688
>[ 2966.198781]  0000000000000000 0000000000000009 ffffffff8178e36c 0000000000000000
>[ 2966.198783]  ffffffff8103b85c 0000000000000000 ffffffffa00e3466 0000000000000001
>[ 2966.198786]  ffff88017a5480e0 0000000000000001 0000000000000000 0000000000000022
>[ 2966.198787] Call Trace:
>[ 2966.198795]  [<ffffffff8178e36c>] ? dump_stack+0x41/0x51
>[ 2966.198800]  [<ffffffff8103b85c>] ? warn_slowpath_common+0x78/0x90
>[ 2966.198825]  [<ffffffffa00e3466>] ? intel_dp_complete_link_train+0x100/0x27f [i915]
>[ 2966.198849]  [<ffffffffa00e3466>] ? intel_dp_complete_link_train+0x100/0x27f [i915]
>[ 2966.198881]  [<ffffffffa00e3837>] ? intel_enable_dp+0x70/0x79 [i915]
>[ 2966.198905]  [<ffffffffa00e3956>] ? vlv_pre_enable_dp+0x100/0x11a [i915]
>[ 2966.198929]  [<ffffffffa00cae13>] ? valleyview_crtc_enable+0x9ec/0xae6 [i915]
>[ 2966.198954]  [<ffffffffa00c81ee>] ? __intel_set_mode+0x1115/0x121d [i915]
>[ 2966.198957]  [<ffffffff8178b444>] ? printk+0x4f/0x54
>[ 2966.198982]  [<ffffffffa00ce1a6>] ? intel_set_mode+0xd/0x27 [i915]
>[ 2966.199007]  [<ffffffffa00cedb9>] ? intel_crtc_set_config+0x757/0xa99 [i915]
>[ 2966.199011]  [<ffffffff8133a2f2>] ? vsnprintf+0x70/0x3cc
>[ 2966.199024]  [<ffffffffa00181c9>] ? drm_mode_set_config_internal+0x48/0xbd [drm]
>[ 2966.199030]  [<ffffffffa005dab0>] ? restore_fbdev_mode+0xa8/0xc1 [drm_kms_helper]
>[ 2966.199036]  [<ffffffffa005dae6>] ? drm_fb_helper_restore_fbdev_mode_unlocked+0x1d/0x34 [drm_kms_helper]
>[ 2966.199042]  [<ffffffffa005ed16>] ? drm_fb_helper_set_par+0x3a/0x58 [drm_kms_helper]
>[ 2966.199065]  [<ffffffffa00d800c>] ? intel_fbdev_set_par+0x11/0x55 [i915]
>[ 2966.199069]  [<ffffffff813765d0>] ? fb_set_var+0x246/0x32c
>[ 2966.199073]  [<ffffffff810e360d>] ? shmem_undo_range+0x464/0x47a
>[ 2966.199077]  [<ffffffff8110a7f4>] ? kmem_cache_alloc_trace+0x2a/0xfc
>[ 2966.199081]  [<ffffffff813af626>] ? check_tty_count+0x1c/0x93
>[ 2966.199086]  [<ffffffff8136e990>] ? fbcon_blank+0x71/0x230
>[ 2966.199090]  [<ffffffff813c1e14>] ? do_unblank_screen+0xef/0x169
>[ 2966.199094]  [<ffffffff813ba46b>] ? vt_ioctl+0x4b0/0xf7f
>[ 2966.199098]  [<ffffffff813b2bfc>] ? tty_ioctl+0x8bc/0x92b
>[ 2966.199101]  [<ffffffff8111cd74>] ? do_filp_open+0x2d/0x75
>[ 2966.199105]  [<ffffffff8111eab7>] ? do_vfs_ioctl+0x3ec/0x435
>[ 2966.199108]  [<ffffffff81126604>] ? __fd_install+0x15/0x43
>[ 2966.199111]  [<ffffffff8111eb49>] ? SyS_ioctl+0x49/0x78
>[ 2966.199115]  [<ffffffff81793e12>] ? system_call_fastpath+0x16/0x1b
>[ 2966.199117] ---[ end trace 286f6c19edebf2a0 ]---
>[ 2966.212993] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.227006] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.227447] [drm:intel_dp_start_link_train] clock recovery OK
>[ 2966.242004] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.256017] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.270027] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.284041] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.298049] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.312063] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.312803] ------------[ cut here ]------------
>[ 2966.312830] WARNING: CPU: 0 PID: 18556 at drivers/gpu/drm/i915/intel_dp.c:3263 intel_dp_complete_link_train+0x100/0x27f [i915]()
>[ 2966.312854] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer r8169 pcspkr i2c_i801 lpc_ich snd mfd_core soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm cfbfillrect cfbimgblt cfbcopyarea
>[ 2966.312857] CPU: 0 PID: 18556 Comm: pm_rpm Tainted: G        W      3.17.0-rc1_drm-intel-nightly_257d90_20140822+ #1688
>[ 2966.312861]  0000000000000000 0000000000000009 ffffffff8178e36c 0000000000000000
>[ 2966.312864]  ffffffff8103b85c 0000000000000000 ffffffffa00e3466 0000000000000002
>[ 2966.312866]  ffff88017a5480e0 0000000000000002 0000000000000000 0000000000000022
>[ 2966.312867] Call Trace:
>[ 2966.312872]  [<ffffffff8178e36c>] ? dump_stack+0x41/0x51
>[ 2966.312876]  [<ffffffff8103b85c>] ? warn_slowpath_common+0x78/0x90
>[ 2966.312900]  [<ffffffffa00e3466>] ? intel_dp_complete_link_train+0x100/0x27f [i915]
>[ 2966.312924]  [<ffffffffa00e3466>] ? intel_dp_complete_link_train+0x100/0x27f [i915]
>[ 2966.312956]  [<ffffffffa00e3837>] ? intel_enable_dp+0x70/0x79 [i915]
>[ 2966.312980]  [<ffffffffa00e3956>] ? vlv_pre_enable_dp+0x100/0x11a [i915]
>[ 2966.313004]  [<ffffffffa00cae13>] ? valleyview_crtc_enable+0x9ec/0xae6 [i915]
>[ 2966.313029]  [<ffffffffa00c81ee>] ? __intel_set_mode+0x1115/0x121d [i915]
>[ 2966.313032]  [<ffffffff8178b444>] ? printk+0x4f/0x54
>[ 2966.313057]  [<ffffffffa00ce1a6>] ? intel_set_mode+0xd/0x27 [i915]
>[ 2966.313081]  [<ffffffffa00cedb9>] ? intel_crtc_set_config+0x757/0xa99 [i915]
>[ 2966.313084]  [<ffffffff8133a2f2>] ? vsnprintf+0x70/0x3cc
>[ 2966.313096]  [<ffffffffa00181c9>] ? drm_mode_set_config_internal+0x48/0xbd [drm]
>[ 2966.313102]  [<ffffffffa005dab0>] ? restore_fbdev_mode+0xa8/0xc1 [drm_kms_helper]
>[ 2966.313108]  [<ffffffffa005dae6>] ? drm_fb_helper_restore_fbdev_mode_unlocked+0x1d/0x34 [drm_kms_helper]
>[ 2966.313114]  [<ffffffffa005ed16>] ? drm_fb_helper_set_par+0x3a/0x58 [drm_kms_helper]
>[ 2966.313137]  [<ffffffffa00d800c>] ? intel_fbdev_set_par+0x11/0x55 [i915]
>[ 2966.313140]  [<ffffffff813765d0>] ? fb_set_var+0x246/0x32c
>[ 2966.313143]  [<ffffffff810e360d>] ? shmem_undo_range+0x464/0x47a
>[ 2966.313146]  [<ffffffff8110a7f4>] ? kmem_cache_alloc_trace+0x2a/0xfc
>[ 2966.313150]  [<ffffffff813af626>] ? check_tty_count+0x1c/0x93
>[ 2966.313154]  [<ffffffff8136e990>] ? fbcon_blank+0x71/0x230
>[ 2966.313157]  [<ffffffff813c1e14>] ? do_unblank_screen+0xef/0x169
>[ 2966.313160]  [<ffffffff813ba46b>] ? vt_ioctl+0x4b0/0xf7f
>[ 2966.313164]  [<ffffffff813b2bfc>] ? tty_ioctl+0x8bc/0x92b
>[ 2966.313167]  [<ffffffff8111cd74>] ? do_filp_open+0x2d/0x75
>[ 2966.313170]  [<ffffffff8111eab7>] ? do_vfs_ioctl+0x3ec/0x435
>[ 2966.313173]  [<ffffffff81126604>] ? __fd_install+0x15/0x43
>[ 2966.313176]  [<ffffffff8111eb49>] ? SyS_ioctl+0x49/0x78
>[ 2966.313179]  [<ffffffff81793e12>] ? system_call_fastpath+0x16/0x1b
>[ 2966.313181] ---[ end trace 286f6c19edebf2a1 ]---
>[ 2966.327083] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.341097] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.341538] [drm:intel_dp_start_link_train] clock recovery OK
>[ 2966.356097] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.370110] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.384119] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.398134] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.412142] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.426156] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.426896] ------------[ cut here ]------------
>[ 2966.426924] WARNING: CPU: 0 PID: 18556 at drivers/gpu/drm/i915/intel_dp.c:3263 intel_dp_complete_link_train+0x100/0x27f [i915]()
>[ 2966.426947] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer r8169 pcspkr i2c_i801 lpc_ich snd mfd_core soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm cfbfillrect cfbimgblt cfbcopyarea
>[ 2966.426951] CPU: 0 PID: 18556 Comm: pm_rpm Tainted: G        W      3.17.0-rc1_drm-intel-nightly_257d90_20140822+ #1688
>[ 2966.426954]  0000000000000000 0000000000000009 ffffffff8178e36c 0000000000000000
>[ 2966.426957]  ffffffff8103b85c 0000000000000000 ffffffffa00e3466 0000000000000003
>[ 2966.426960]  ffff88017a5480e0 0000000000000003 0000000000000000 0000000000000022
>[ 2966.426961] Call Trace:
>[ 2966.426965]  [<ffffffff8178e36c>] ? dump_stack+0x41/0x51
>[ 2966.426969]  [<ffffffff8103b85c>] ? warn_slowpath_common+0x78/0x90
>[ 2966.426994]  [<ffffffffa00e3466>] ? intel_dp_complete_link_train+0x100/0x27f [i915]
>[ 2966.427018]  [<ffffffffa00e3466>] ? intel_dp_complete_link_train+0x100/0x27f [i915]
>[ 2966.427050]  [<ffffffffa00e3837>] ? intel_enable_dp+0x70/0x79 [i915]
>[ 2966.427074]  [<ffffffffa00e3956>] ? vlv_pre_enable_dp+0x100/0x11a [i915]
>[ 2966.427098]  [<ffffffffa00cae13>] ? valleyview_crtc_enable+0x9ec/0xae6 [i915]
>[ 2966.427123]  [<ffffffffa00c81ee>] ? __intel_set_mode+0x1115/0x121d [i915]
>[ 2966.427126]  [<ffffffff8178b444>] ? printk+0x4f/0x54
>[ 2966.427151]  [<ffffffffa00ce1a6>] ? intel_set_mode+0xd/0x27 [i915]
>[ 2966.427175]  [<ffffffffa00cedb9>] ? intel_crtc_set_config+0x757/0xa99 [i915]
>[ 2966.427178]  [<ffffffff8133a2f2>] ? vsnprintf+0x70/0x3cc
>[ 2966.427190]  [<ffffffffa00181c9>] ? drm_mode_set_config_internal+0x48/0xbd [drm]
>[ 2966.427196]  [<ffffffffa005dab0>] ? restore_fbdev_mode+0xa8/0xc1 [drm_kms_helper]
>[ 2966.427202]  [<ffffffffa005dae6>] ? drm_fb_helper_restore_fbdev_mode_unlocked+0x1d/0x34 [drm_kms_helper]
>[ 2966.427207]  [<ffffffffa005ed16>] ? drm_fb_helper_set_par+0x3a/0x58 [drm_kms_helper]
>[ 2966.427230]  [<ffffffffa00d800c>] ? intel_fbdev_set_par+0x11/0x55 [i915]
>[ 2966.427233]  [<ffffffff813765d0>] ? fb_set_var+0x246/0x32c
>[ 2966.427237]  [<ffffffff810e360d>] ? shmem_undo_range+0x464/0x47a
>[ 2966.427240]  [<ffffffff8110a7f4>] ? kmem_cache_alloc_trace+0x2a/0xfc
>[ 2966.427243]  [<ffffffff813af626>] ? check_tty_count+0x1c/0x93
>[ 2966.427247]  [<ffffffff8136e990>] ? fbcon_blank+0x71/0x230
>[ 2966.427251]  [<ffffffff813c1e14>] ? do_unblank_screen+0xef/0x169
>[ 2966.427254]  [<ffffffff813ba46b>] ? vt_ioctl+0x4b0/0xf7f
>[ 2966.427257]  [<ffffffff813b2bfc>] ? tty_ioctl+0x8bc/0x92b
>[ 2966.427261]  [<ffffffff8111cd74>] ? do_filp_open+0x2d/0x75
>[ 2966.427264]  [<ffffffff8111eab7>] ? do_vfs_ioctl+0x3ec/0x435
>[ 2966.427267]  [<ffffffff81126604>] ? __fd_install+0x15/0x43
>[ 2966.427270]  [<ffffffff8111eb49>] ? SyS_ioctl+0x49/0x78
>[ 2966.427273]  [<ffffffff81793e12>] ? system_call_fastpath+0x16/0x1b
>[ 2966.427275] ---[ end trace 286f6c19edebf2a2 ]---
>[ 2966.441177] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.441626] [drm:intel_dp_start_link_train] clock recovery OK
>[ 2966.456180] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.470190] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.484204] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.498212] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.512226] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.526234] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.526974] ------------[ cut here ]------------
>[ 2966.527002] WARNING: CPU: 0 PID: 18556 at drivers/gpu/drm/i915/intel_dp.c:3263 intel_dp_complete_link_train+0x100/0x27f [i915]()
>[ 2966.527025] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer r8169 pcspkr i2c_i801 lpc_ich snd mfd_core soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm cfbfillrect cfbimgblt cfbcopyarea
>[ 2966.527028] CPU: 0 PID: 18556 Comm: pm_rpm Tainted: G        W      3.17.0-rc1_drm-intel-nightly_257d90_20140822+ #1688
>[ 2966.527032]  0000000000000000 0000000000000009 ffffffff8178e36c 0000000000000000
>[ 2966.527035]  ffffffff8103b85c 0000000000000000 ffffffffa00e3466 0000000000000004
>[ 2966.527037]  ffff88017a5480e0 0000000000000004 0000000000000000 0000000000000022
>[ 2966.527038] Call Trace:
>[ 2966.527043]  [<ffffffff8178e36c>] ? dump_stack+0x41/0x51
>[ 2966.527047]  [<ffffffff8103b85c>] ? warn_slowpath_common+0x78/0x90
>[ 2966.527071]  [<ffffffffa00e3466>] ? intel_dp_complete_link_train+0x100/0x27f [i915]
>[ 2966.527095]  [<ffffffffa00e3466>] ? intel_dp_complete_link_train+0x100/0x27f [i915]
>[ 2966.527119]  [<ffffffffa00e3837>] ? intel_enable_dp+0x70/0x79 [i915]
>[ 2966.527151]  [<ffffffffa00e3956>] ? vlv_pre_enable_dp+0x100/0x11a [i915]
>[ 2966.527176]  [<ffffffffa00cae13>] ? valleyview_crtc_enable+0x9ec/0xae6 [i915]
>[ 2966.527200]  [<ffffffffa00c81ee>] ? __intel_set_mode+0x1115/0x121d [i915]
>[ 2966.527203]  [<ffffffff8178b444>] ? printk+0x4f/0x54
>[ 2966.527228]  [<ffffffffa00ce1a6>] ? intel_set_mode+0xd/0x27 [i915]
>[ 2966.527252]  [<ffffffffa00cedb9>] ? intel_crtc_set_config+0x757/0xa99 [i915]
>[ 2966.527255]  [<ffffffff8133a2f2>] ? vsnprintf+0x70/0x3cc
>[ 2966.527267]  [<ffffffffa00181c9>] ? drm_mode_set_config_internal+0x48/0xbd [drm]
>[ 2966.527273]  [<ffffffffa005dab0>] ? restore_fbdev_mode+0xa8/0xc1 [drm_kms_helper]
>[ 2966.527279]  [<ffffffffa005dae6>] ? drm_fb_helper_restore_fbdev_mode_unlocked+0x1d/0x34 [drm_kms_helper]
>[ 2966.527285]  [<ffffffffa005ed16>] ? drm_fb_helper_set_par+0x3a/0x58 [drm_kms_helper]
>[ 2966.527308]  [<ffffffffa00d800c>] ? intel_fbdev_set_par+0x11/0x55 [i915]
>[ 2966.527311]  [<ffffffff813765d0>] ? fb_set_var+0x246/0x32c
>[ 2966.527314]  [<ffffffff810e360d>] ? shmem_undo_range+0x464/0x47a
>[ 2966.527317]  [<ffffffff8110a7f4>] ? kmem_cache_alloc_trace+0x2a/0xfc
>[ 2966.527320]  [<ffffffff813af626>] ? check_tty_count+0x1c/0x93
>[ 2966.527324]  [<ffffffff8136e990>] ? fbcon_blank+0x71/0x230
>[ 2966.527328]  [<ffffffff813c1e14>] ? do_unblank_screen+0xef/0x169
>[ 2966.527331]  [<ffffffff813ba46b>] ? vt_ioctl+0x4b0/0xf7f
>[ 2966.527335]  [<ffffffff813b2bfc>] ? tty_ioctl+0x8bc/0x92b
>[ 2966.527338]  [<ffffffff8111cd74>] ? do_filp_open+0x2d/0x75
>[ 2966.527341]  [<ffffffff8111eab7>] ? do_vfs_ioctl+0x3ec/0x435
>[ 2966.527344]  [<ffffffff81126604>] ? __fd_install+0x15/0x43
>[ 2966.527347]  [<ffffffff8111eb49>] ? SyS_ioctl+0x49/0x78
>[ 2966.527350]  [<ffffffff81793e12>] ? system_call_fastpath+0x16/0x1b
>[ 2966.527352] ---[ end trace 286f6c19edebf2a3 ]---
>[ 2966.541262] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.541766] [drm:intel_dp_start_link_train] clock recovery OK
>[ 2966.556260] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.570274] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.584282] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.598295] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.612305] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.626320] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.627059] ------------[ cut here ]------------
>[ 2966.627086] WARNING: CPU: 0 PID: 18556 at drivers/gpu/drm/i915/intel_dp.c:3263 intel_dp_complete_link_train+0x100/0x27f [i915]()
>[ 2966.627110] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer r8169 pcspkr i2c_i801 lpc_ich snd mfd_core soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm cfbfillrect cfbimgblt cfbcopyarea
>[ 2966.627113] CPU: 0 PID: 18556 Comm: pm_rpm Tainted: G        W      3.17.0-rc1_drm-intel-nightly_257d90_20140822+ #1688
>[ 2966.627117]  0000000000000000 0000000000000009 ffffffff8178e36c 0000000000000000
>[ 2966.627120]  ffffffff8103b85c 0000000000000000 ffffffffa00e3466 0000000000000005
>[ 2966.627122]  ffff88017a5480e0 0000000000000005 0000000000000000 0000000000000022
>[ 2966.627123] Call Trace:
>[ 2966.627128]  [<ffffffff8178e36c>] ? dump_stack+0x41/0x51
>[ 2966.627132]  [<ffffffff8103b85c>] ? warn_slowpath_common+0x78/0x90
>[ 2966.627156]  [<ffffffffa00e3466>] ? intel_dp_complete_link_train+0x100/0x27f [i915]
>[ 2966.627180]  [<ffffffffa00e3466>] ? intel_dp_complete_link_train+0x100/0x27f [i915]
>[ 2966.627212]  [<ffffffffa00e3837>] ? intel_enable_dp+0x70/0x79 [i915]
>[ 2966.627236]  [<ffffffffa00e3956>] ? vlv_pre_enable_dp+0x100/0x11a [i915]
>[ 2966.627261]  [<ffffffffa00cae13>] ? valleyview_crtc_enable+0x9ec/0xae6 [i915]
>[ 2966.627285]  [<ffffffffa00c81ee>] ? __intel_set_mode+0x1115/0x121d [i915]
>[ 2966.627288]  [<ffffffff8178b444>] ? printk+0x4f/0x54
>[ 2966.627313]  [<ffffffffa00ce1a6>] ? intel_set_mode+0xd/0x27 [i915]
>[ 2966.627337]  [<ffffffffa00cedb9>] ? intel_crtc_set_config+0x757/0xa99 [i915]
>[ 2966.627340]  [<ffffffff8133a2f2>] ? vsnprintf+0x70/0x3cc
>[ 2966.627352]  [<ffffffffa00181c9>] ? drm_mode_set_config_internal+0x48/0xbd [drm]
>[ 2966.627358]  [<ffffffffa005dab0>] ? restore_fbdev_mode+0xa8/0xc1 [drm_kms_helper]
>[ 2966.627364]  [<ffffffffa005dae6>] ? drm_fb_helper_restore_fbdev_mode_unlocked+0x1d/0x34 [drm_kms_helper]
>[ 2966.627370]  [<ffffffffa005ed16>] ? drm_fb_helper_set_par+0x3a/0x58 [drm_kms_helper]
>[ 2966.627393]  [<ffffffffa00d800c>] ? intel_fbdev_set_par+0x11/0x55 [i915]
>[ 2966.627396]  [<ffffffff813765d0>] ? fb_set_var+0x246/0x32c
>[ 2966.627399]  [<ffffffff810e360d>] ? shmem_undo_range+0x464/0x47a
>[ 2966.627402]  [<ffffffff8110a7f4>] ? kmem_cache_alloc_trace+0x2a/0xfc
>[ 2966.627406]  [<ffffffff813af626>] ? check_tty_count+0x1c/0x93
>[ 2966.627410]  [<ffffffff8136e990>] ? fbcon_blank+0x71/0x230
>[ 2966.627413]  [<ffffffff813c1e14>] ? do_unblank_screen+0xef/0x169
>[ 2966.627416]  [<ffffffff813ba46b>] ? vt_ioctl+0x4b0/0xf7f
>[ 2966.627420]  [<ffffffff813b2bfc>] ? tty_ioctl+0x8bc/0x92b
>[ 2966.627423]  [<ffffffff8111cd74>] ? do_filp_open+0x2d/0x75
>[ 2966.627426]  [<ffffffff8111eab7>] ? do_vfs_ioctl+0x3ec/0x435
>[ 2966.627429]  [<ffffffff81126604>] ? __fd_install+0x15/0x43
>[ 2966.627432]  [<ffffffff8111eb49>] ? SyS_ioctl+0x49/0x78
>[ 2966.627435]  [<ffffffff81793e12>] ? system_call_fastpath+0x16/0x1b
>[ 2966.627437] ---[ end trace 286f6c19edebf2a4 ]---
>[ 2966.641208] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.655352] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.655793] [drm:intel_dp_start_link_train] clock recovery OK
>[ 2966.670351] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.684367] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.698375] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.712389] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.726397] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.740413] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.741153] ------------[ cut here ]------------
>[ 2966.741180] WARNING: CPU: 0 PID: 18556 at drivers/gpu/drm/i915/intel_dp.c:3263 intel_dp_complete_link_train+0x100/0x27f [i915]()
>[ 2966.741204] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer r8169 pcspkr i2c_i801 lpc_ich snd mfd_core soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm cfbfillrect cfbimgblt cfbcopyarea
>[ 2966.741207] CPU: 0 PID: 18556 Comm: pm_rpm Tainted: G        W      3.17.0-rc1_drm-intel-nightly_257d90_20140822+ #1688
>[ 2966.741211]  0000000000000000 0000000000000009 ffffffff8178e36c 0000000000000000
>[ 2966.741213]  ffffffff8103b85c 0000000000000000 ffffffffa00e3466 0000000000000006
>[ 2966.741216]  ffff88017a5480e0 0000000000000006 0000000000000000 0000000000000022
>[ 2966.741217] Call Trace:
>[ 2966.741222]  [<ffffffff8178e36c>] ? dump_stack+0x41/0x51
>[ 2966.741225]  [<ffffffff8103b85c>] ? warn_slowpath_common+0x78/0x90
>[ 2966.741250]  [<ffffffffa00e3466>] ? intel_dp_complete_link_train+0x100/0x27f [i915]
>[ 2966.741274]  [<ffffffffa00e3466>] ? intel_dp_complete_link_train+0x100/0x27f [i915]
>[ 2966.741306]  [<ffffffffa00e3837>] ? intel_enable_dp+0x70/0x79 [i915]
>[ 2966.741330]  [<ffffffffa00e3956>] ? vlv_pre_enable_dp+0x100/0x11a [i915]
>[ 2966.741354]  [<ffffffffa00cae13>] ? valleyview_crtc_enable+0x9ec/0xae6 [i915]
>[ 2966.741379]  [<ffffffffa00c81ee>] ? __intel_set_mode+0x1115/0x121d [i915]
>[ 2966.741382]  [<ffffffff8178b444>] ? printk+0x4f/0x54
>[ 2966.741406]  [<ffffffffa00ce1a6>] ? intel_set_mode+0xd/0x27 [i915]
>[ 2966.741431]  [<ffffffffa00cedb9>] ? intel_crtc_set_config+0x757/0xa99 [i915]
>[ 2966.741434]  [<ffffffff8133a2f2>] ? vsnprintf+0x70/0x3cc
>[ 2966.741446]  [<ffffffffa00181c9>] ? drm_mode_set_config_internal+0x48/0xbd [drm]
>[ 2966.741452]  [<ffffffffa005dab0>] ? restore_fbdev_mode+0xa8/0xc1 [drm_kms_helper]
>[ 2966.741457]  [<ffffffffa005dae6>] ? drm_fb_helper_restore_fbdev_mode_unlocked+0x1d/0x34 [drm_kms_helper]
>[ 2966.741463]  [<ffffffffa005ed16>] ? drm_fb_helper_set_par+0x3a/0x58 [drm_kms_helper]
>[ 2966.741486]  [<ffffffffa00d800c>] ? intel_fbdev_set_par+0x11/0x55 [i915]
>[ 2966.741489]  [<ffffffff813765d0>] ? fb_set_var+0x246/0x32c
>[ 2966.741492]  [<ffffffff810e360d>] ? shmem_undo_range+0x464/0x47a
>[ 2966.741496]  [<ffffffff8110a7f4>] ? kmem_cache_alloc_trace+0x2a/0xfc
>[ 2966.741499]  [<ffffffff813af626>] ? check_tty_count+0x1c/0x93
>[ 2966.741503]  [<ffffffff8136e990>] ? fbcon_blank+0x71/0x230
>[ 2966.741507]  [<ffffffff813c1e14>] ? do_unblank_screen+0xef/0x169
>[ 2966.741510]  [<ffffffff813ba46b>] ? vt_ioctl+0x4b0/0xf7f
>[ 2966.741513]  [<ffffffff813b2bfc>] ? tty_ioctl+0x8bc/0x92b
>[ 2966.741516]  [<ffffffff8111cd74>] ? do_filp_open+0x2d/0x75
>[ 2966.741520]  [<ffffffff8111eab7>] ? do_vfs_ioctl+0x3ec/0x435
>[ 2966.741523]  [<ffffffff81126604>] ? __fd_install+0x15/0x43
>[ 2966.741526]  [<ffffffff8111eb49>] ? SyS_ioctl+0x49/0x78
>[ 2966.741529]  [<ffffffff81793e12>] ? system_call_fastpath+0x16/0x1b
>[ 2966.741531] ---[ end trace 286f6c19edebf2a5 ]---
>[ 2966.755433] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2966.755883] [drm:intel_dp_start_link_train] clock recovery OK
>[ 2966.756042] [drm:intel_dp_complete_link_train] *ERROR* failed to train DP, aborting
>[ 2967.151965] [drm:intel_print_rc6_info] Enabling RC6 states: RC6 on, RC6p off, RC6pp off
>[ 2967.153762] [drm:valleyview_enable_rps] GPLL enabled? yes
>[ 2967.153764] [drm:valleyview_enable_rps] GPU status: 0x0000d6d0
>[ 2967.153767] [drm:valleyview_enable_rps] current GPU freq: 646 MHz (214)
>[ 2967.153769] [drm:valleyview_enable_rps] setting GPU freq to 646 MHz (214)
>[ 2967.153771] [drm:valleyview_set_rps] GPU freq request from 646 MHz (214) to 646 MHz (214)
>[ 2967.758250] ------------[ cut here ]------------
>[ 2967.758279] WARNING: CPU: 1 PID: 18556 at drivers/gpu/drm/i915/intel_display.c:1746 vlv_pre_enable_dp+0x10b/0x11a [i915]()
>[ 2967.758281] timed out waiting for port C ready: 0xf000a0ff
>[ 2967.758305] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer r8169 pcspkr i2c_i801 lpc_ich snd mfd_core soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm cfbfillrect cfbimgblt cfbcopyarea
>[ 2967.758308] CPU: 1 PID: 18556 Comm: pm_rpm Tainted: G        W      3.17.0-rc1_drm-intel-nightly_257d90_20140822+ #1688
>[ 2967.758312]  0000000000000000 0000000000000009 ffffffff8178e36c ffff8801794f37f8
>[ 2967.758315]  ffffffff8103b85c dead000000200200 ffffffffa00e3961 0000000000000246
>[ 2967.758318]  ffff88017a548000 ffff880002ca0000 ffff88017a5480e0 ffff88017a679000
>[ 2967.758319] Call Trace:
>[ 2967.758324]  [<ffffffff8178e36c>] ? dump_stack+0x41/0x51
>[ 2967.758328]  [<ffffffff8103b85c>] ? warn_slowpath_common+0x78/0x90
>[ 2967.758352]  [<ffffffffa00e3961>] ? vlv_pre_enable_dp+0x10b/0x11a [i915]
>[ 2967.758355]  [<ffffffff8103b90c>] ? warn_slowpath_fmt+0x45/0x4a
>[ 2967.758381]  [<ffffffffa00c46df>] ? vlv_wait_port_ready+0xdc/0x114 [i915]
>[ 2967.758405]  [<ffffffffa00e3961>] ? vlv_pre_enable_dp+0x10b/0x11a [i915]
>[ 2967.758429]  [<ffffffffa00cae13>] ? valleyview_crtc_enable+0x9ec/0xae6 [i915]
>[ 2967.758454]  [<ffffffffa00c81ee>] ? __intel_set_mode+0x1115/0x121d [i915]
>[ 2967.758457]  [<ffffffff8178b444>] ? printk+0x4f/0x54
>[ 2967.758481]  [<ffffffffa00ce1a6>] ? intel_set_mode+0xd/0x27 [i915]
>[ 2967.758506]  [<ffffffffa00cedb9>] ? intel_crtc_set_config+0x757/0xa99 [i915]
>[ 2967.758509]  [<ffffffff8133a2f2>] ? vsnprintf+0x70/0x3cc
>[ 2967.758521]  [<ffffffffa00181c9>] ? drm_mode_set_config_internal+0x48/0xbd [drm]
>[ 2967.758528]  [<ffffffffa005dab0>] ? restore_fbdev_mode+0xa8/0xc1 [drm_kms_helper]
>[ 2967.758534]  [<ffffffffa005dae6>] ? drm_fb_helper_restore_fbdev_mode_unlocked+0x1d/0x34 [drm_kms_helper]
>[ 2967.758539]  [<ffffffffa005ed16>] ? drm_fb_helper_set_par+0x3a/0x58 [drm_kms_helper]
>[ 2967.758562]  [<ffffffffa00d800c>] ? intel_fbdev_set_par+0x11/0x55 [i915]
>[ 2967.758565]  [<ffffffff813765d0>] ? fb_set_var+0x246/0x32c
>[ 2967.758569]  [<ffffffff810e360d>] ? shmem_undo_range+0x464/0x47a
>[ 2967.758572]  [<ffffffff8110a7f4>] ? kmem_cache_alloc_trace+0x2a/0xfc
>[ 2967.758576]  [<ffffffff813af626>] ? check_tty_count+0x1c/0x93
>[ 2967.758580]  [<ffffffff8136e990>] ? fbcon_blank+0x71/0x230
>[ 2967.758584]  [<ffffffff813c1e14>] ? do_unblank_screen+0xef/0x169
>[ 2967.758587]  [<ffffffff813ba46b>] ? vt_ioctl+0x4b0/0xf7f
>[ 2967.758590]  [<ffffffff813b2bfc>] ? tty_ioctl+0x8bc/0x92b
>[ 2967.758593]  [<ffffffff8111cd74>] ? do_filp_open+0x2d/0x75
>[ 2967.758597]  [<ffffffff8111eab7>] ? do_vfs_ioctl+0x3ec/0x435
>[ 2967.758600]  [<ffffffff81126604>] ? __fd_install+0x15/0x43
>[ 2967.758603]  [<ffffffff8111eb49>] ? SyS_ioctl+0x49/0x78
>[ 2967.758606]  [<ffffffff81793e12>] ? system_call_fastpath+0x16/0x1b
>[ 2967.758608] ---[ end trace 286f6c19edebf2a6 ]---
>[ 2967.758654] [drm:g4x_check_srwm] SR watermark: display plane 56, cursor 2
>[ 2967.758656] [drm:g4x_check_srwm] SR watermark: display plane 109, cursor 2
>[ 2967.758659] [drm:valleyview_update_wm] Setting FIFO watermarks - A: plane=109, cursor=2, B: plane=2, cursor=2, SR: plane=56, cursor=2
>[ 2967.758662] [drm:intel_set_memory_cxsr] memory self-refresh is enabled
>[ 2967.758667] [drm:intel_edp_backlight_on] 
>[ 2967.758669] [drm:intel_panel_enable_backlight] pipe A
>[ 2967.758672] [drm:intel_panel_actually_set_backlight] set backlight PWM = 3906
>[ 2967.758682] [drm:i9xx_update_primary_plane] Writing base 00473000 00000000 0 0 5504
>[ 2967.758694] [drm:check_encoder_state] [ENCODER:17:DAC-17]
>[ 2967.758697] [drm:check_encoder_state] [ENCODER:18:TMDS-18]
>[ 2967.758699] [drm:check_encoder_state] [ENCODER:23:TMDS-23]
>[ 2967.758701] [drm:check_encoder_state] [ENCODER:25:TMDS-25]
>[ 2967.758703] [drm:check_encoder_state] [ENCODER:27:TMDS-27]
>[ 2967.758705] ------------[ cut here ]------------
>[ 2967.758730] WARNING: CPU: 1 PID: 18556 at drivers/gpu/drm/i915/intel_display.c:10650 intel_modeset_check_state+0x320/0x611 [i915]()
>[ 2967.758731] encoder's hw state doesn't match sw tracking (expected 1, found 0)
>[ 2967.758754] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer r8169 pcspkr i2c_i801 lpc_ich snd mfd_core soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm cfbfillrect cfbimgblt cfbcopyarea
>[ 2967.758757] CPU: 1 PID: 18556 Comm: pm_rpm Tainted: G        W      3.17.0-rc1_drm-intel-nightly_257d90_20140822+ #1688
>[ 2967.758760]  0000000000000000 0000000000000009 ffffffff8178e36c ffff8801794f3928
>[ 2967.758763]  ffffffff8103b85c 0000000000000246 ffffffffa00cdea8 0000000000000000
>[ 2967.758765]  ffff88017a548000 ffff88017a679000 0000000000000000 ffff88017a679308
>[ 2967.758766] Call Trace:
>[ 2967.758770]  [<ffffffff8178e36c>] ? dump_stack+0x41/0x51
>[ 2967.758773]  [<ffffffff8103b85c>] ? warn_slowpath_common+0x78/0x90
>[ 2967.758798]  [<ffffffffa00cdea8>] ? intel_modeset_check_state+0x320/0x611 [i915]
>[ 2967.758801]  [<ffffffff8103b90c>] ? warn_slowpath_fmt+0x45/0x4a
>[ 2967.758826]  [<ffffffffa00cdea8>] ? intel_modeset_check_state+0x320/0x611 [i915]
>[ 2967.758850]  [<ffffffffa00ce1b6>] ? intel_set_mode+0x1d/0x27 [i915]
>[ 2967.758875]  [<ffffffffa00cedb9>] ? intel_crtc_set_config+0x757/0xa99 [i915]
>[ 2967.758877]  [<ffffffff8133a2f2>] ? vsnprintf+0x70/0x3cc
>[ 2967.758889]  [<ffffffffa00181c9>] ? drm_mode_set_config_internal+0x48/0xbd [drm]
>[ 2967.758895]  [<ffffffffa005dab0>] ? restore_fbdev_mode+0xa8/0xc1 [drm_kms_helper]
>[ 2967.758901]  [<ffffffffa005dae6>] ? drm_fb_helper_restore_fbdev_mode_unlocked+0x1d/0x34 [drm_kms_helper]
>[ 2967.758907]  [<ffffffffa005ed16>] ? drm_fb_helper_set_par+0x3a/0x58 [drm_kms_helper]
>[ 2967.758930]  [<ffffffffa00d800c>] ? intel_fbdev_set_par+0x11/0x55 [i915]
>[ 2967.758933]  [<ffffffff813765d0>] ? fb_set_var+0x246/0x32c
>[ 2967.758936]  [<ffffffff810e360d>] ? shmem_undo_range+0x464/0x47a
>[ 2967.758939]  [<ffffffff8110a7f4>] ? kmem_cache_alloc_trace+0x2a/0xfc
>[ 2967.758943]  [<ffffffff813af626>] ? check_tty_count+0x1c/0x93
>[ 2967.758947]  [<ffffffff8136e990>] ? fbcon_blank+0x71/0x230
>[ 2967.758950]  [<ffffffff813c1e14>] ? do_unblank_screen+0xef/0x169
>[ 2967.758953]  [<ffffffff813ba46b>] ? vt_ioctl+0x4b0/0xf7f
>[ 2967.758957]  [<ffffffff813b2bfc>] ? tty_ioctl+0x8bc/0x92b
>[ 2967.758960]  [<ffffffff8111cd74>] ? do_filp_open+0x2d/0x75
>[ 2967.758963]  [<ffffffff8111eab7>] ? do_vfs_ioctl+0x3ec/0x435
>[ 2967.758966]  [<ffffffff81126604>] ? __fd_install+0x15/0x43
>[ 2967.758969]  [<ffffffff8111eb49>] ? SyS_ioctl+0x49/0x78
>[ 2967.758972]  [<ffffffff81793e12>] ? system_call_fastpath+0x16/0x1b
>[ 2967.758974] ---[ end trace 286f6c19edebf2a7 ]---
>[ 2967.758976] [drm:check_crtc_state] [CRTC:7]
>[ 2967.760118] [drm:intel_pipe_config_compare] *ERROR* mismatch in has_dp_encoder (expected 1, found 0)
>[ 2967.760119] ------------[ cut here ]------------
>[ 2967.760144] WARNING: CPU: 1 PID: 18556 at drivers/gpu/drm/i915/intel_display.c:10720 check_crtc_state+0xa32/0xa6a [i915]()
>[ 2967.760145] pipe state doesn't match!
>[ 2967.760167] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer r8169 pcspkr i2c_i801 lpc_ich snd mfd_core soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm cfbfillrect cfbimgblt cfbcopyarea
>[ 2967.760170] CPU: 1 PID: 18556 Comm: pm_rpm Tainted: G        W      3.17.0-rc1_drm-intel-nightly_257d90_20140822+ #1688
>[ 2967.760174]  0000000000000000 0000000000000009 ffffffff8178e36c ffff8801794f3648
>[ 2967.760176]  ffffffff8103b85c ffff8801794f3640 ffffffffa00c1502 0000000000000002
>[ 2967.760179]  ffff880079254000 ffff88017a679000 ffff8801794f36d8 ffff880079254708
>[ 2967.760180] Call Trace:
>[ 2967.760184]  [<ffffffff8178e36c>] ? dump_stack+0x41/0x51
>[ 2967.760187]  [<ffffffff8103b85c>] ? warn_slowpath_common+0x78/0x90
>[ 2967.760212]  [<ffffffffa00c1502>] ? check_crtc_state+0xa32/0xa6a [i915]
>[ 2967.760215]  [<ffffffff8103b90c>] ? warn_slowpath_fmt+0x45/0x4a
>[ 2967.760240]  [<ffffffffa00c1502>] ? check_crtc_state+0xa32/0xa6a [i915]
>[ 2967.760267]  [<ffffffffa00cdef1>] ? intel_modeset_check_state+0x369/0x611 [i915]
>[ 2967.760291]  [<ffffffffa00ce1b6>] ? intel_set_mode+0x1d/0x27 [i915]
>[ 2967.760315]  [<ffffffffa00cedb9>] ? intel_crtc_set_config+0x757/0xa99 [i915]
>[ 2967.760318]  [<ffffffff8133a2f2>] ? vsnprintf+0x70/0x3cc
>[ 2967.760330]  [<ffffffffa00181c9>] ? drm_mode_set_config_internal+0x48/0xbd [drm]
>[ 2967.760336]  [<ffffffffa005dab0>] ? restore_fbdev_mode+0xa8/0xc1 [drm_kms_helper]
>[ 2967.760342]  [<ffffffffa005dae6>] ? drm_fb_helper_restore_fbdev_mode_unlocked+0x1d/0x34 [drm_kms_helper]
>[ 2967.760347]  [<ffffffffa005ed16>] ? drm_fb_helper_set_par+0x3a/0x58 [drm_kms_helper]
>[ 2967.760370]  [<ffffffffa00d800c>] ? intel_fbdev_set_par+0x11/0x55 [i915]
>[ 2967.760373]  [<ffffffff813765d0>] ? fb_set_var+0x246/0x32c
>[ 2967.760376]  [<ffffffff810e360d>] ? shmem_undo_range+0x464/0x47a
>[ 2967.760380]  [<ffffffff8110a7f4>] ? kmem_cache_alloc_trace+0x2a/0xfc
>[ 2967.760383]  [<ffffffff813af626>] ? check_tty_count+0x1c/0x93
>[ 2967.760387]  [<ffffffff8136e990>] ? fbcon_blank+0x71/0x230
>[ 2967.760391]  [<ffffffff813c1e14>] ? do_unblank_screen+0xef/0x169
>[ 2967.760394]  [<ffffffff813ba46b>] ? vt_ioctl+0x4b0/0xf7f
>[ 2967.760397]  [<ffffffff813b2bfc>] ? tty_ioctl+0x8bc/0x92b
>[ 2967.760400]  [<ffffffff8111cd74>] ? do_filp_open+0x2d/0x75
>[ 2967.760403]  [<ffffffff8111eab7>] ? do_vfs_ioctl+0x3ec/0x435
>[ 2967.760406]  [<ffffffff81126604>] ? __fd_install+0x15/0x43
>[ 2967.760409]  [<ffffffff8111eb49>] ? SyS_ioctl+0x49/0x78
>[ 2967.760413]  [<ffffffff81793e12>] ? system_call_fastpath+0x16/0x1b
>[ 2967.760414] ---[ end trace 286f6c19edebf2a8 ]---
>[ 2967.760416] [drm:intel_dump_pipe_config] [CRTC:7][hw state] config for pipe A
>[ 2967.760418] [drm:intel_dump_pipe_config] cpu_transcoder: A
>[ 2967.760419] [drm:intel_dump_pipe_config] pipe bpp: 18, dithering: 0
>[ 2967.760422] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 2967.760424] [drm:intel_dump_pipe_config] dp: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 2967.760427] [drm:intel_dump_pipe_config] dp: 0, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[ 2967.760428] [drm:intel_dump_pipe_config] requested mode:
>[ 2967.760432] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 1366 0 0 0 768 0 0 0 0x0 0x0
>[ 2967.760433] [drm:intel_dump_pipe_config] adjusted mode:
>[ 2967.760436] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0x0
>[ 2967.760439] [drm:intel_dump_crtc_timings] crtc timings: 0 1366 1404 1426 1482 768 771 777 798, type: 0x0 flags: 0x0
>[ 2967.760441] [drm:intel_dump_pipe_config] port clock: 162000
>[ 2967.760442] [drm:intel_dump_pipe_config] pipe src size: 1366x768
>[ 2967.760445] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[ 2967.760446] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[ 2967.760448] [drm:intel_dump_pipe_config] ips: 0
>[ 2967.760449] [drm:intel_dump_pipe_config] double wide: 0
>[ 2967.760451] [drm:intel_dump_pipe_config] [CRTC:7][sw state] config for pipe A
>[ 2967.760452] [drm:intel_dump_pipe_config] cpu_transcoder: A
>[ 2967.760453] [drm:intel_dump_pipe_config] pipe bpp: 18, dithering: 1
>[ 2967.760456] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 2967.760458] [drm:intel_dump_pipe_config] dp: 1, gmch_m: 2068024, gmch_n: 2097152, link_m: 114890, link_n: 262144, tu: 64
>[ 2967.760461] [drm:intel_dump_pipe_config] dp: 1, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[ 2967.760462] [drm:intel_dump_pipe_config] requested mode:
>[ 2967.760466] [drm:drm_mode_debug_printmodeline] Modeline 0:"1366x768" 60 71000 1366 1404 1426 1482 768 771 777 798 0x48 0xa
>[ 2967.760467] [drm:intel_dump_pipe_config] adjusted mode:
>[ 2967.760471] [drm:drm_mode_debug_printmodeline] Modeline 0:"1366x768" 60 71000 1366 1404 1426 1482 768 771 777 798 0x48 0xa
>[ 2967.760474] [drm:intel_dump_crtc_timings] crtc timings: 71000 1366 1404 1426 1482 768 771 777 798, type: 0x48 flags: 0xa
>[ 2967.760476] [drm:intel_dump_pipe_config] port clock: 162000
>[ 2967.760477] [drm:intel_dump_pipe_config] pipe src size: 1366x768
>[ 2967.760479] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[ 2967.760481] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[ 2967.760482] [drm:intel_dump_pipe_config] ips: 0
>[ 2967.760483] [drm:intel_dump_pipe_config] double wide: 0
>[ 2967.760485] [drm:check_crtc_state] [CRTC:13]
>[ 2967.760490] [drm:intel_crtc_set_config] [CRTC:13] [NOFB]
>[ 2967.760494] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:13], mode_changed=0, fb_changed=0
>[ 2967.760496] [drm:intel_modeset_stage_output_state] [CONNECTOR:28:eDP-1] to [CRTC:7]
>[ 2967.760509] [drm:intel_crtc_set_config] [CRTC:7] [FB:35] #connectors=1 (x y) (0 0)
>[ 2967.760513] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:7], mode_changed=0, fb_changed=0
>[ 2967.760515] [drm:intel_modeset_stage_output_state] [CONNECTOR:28:eDP-1] to [CRTC:7]
>[ 2967.760535] [drm:check_encoder_state] [ENCODER:17:DAC-17]
>[ 2967.760537] [drm:check_encoder_state] [ENCODER:18:TMDS-18]
>[ 2967.760539] [drm:check_encoder_state] [ENCODER:23:TMDS-23]
>[ 2967.760541] [drm:check_encoder_state] [ENCODER:25:TMDS-25]
>[ 2967.760543] [drm:check_encoder_state] [ENCODER:27:TMDS-27]
>[ 2967.760545] ------------[ cut here ]------------
>[ 2967.760570] WARNING: CPU: 1 PID: 18556 at drivers/gpu/drm/i915/intel_display.c:10650 intel_modeset_check_state+0x320/0x611 [i915]()
>[ 2967.760571] encoder's hw state doesn't match sw tracking (expected 1, found 0)
>[ 2967.760594] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer r8169 pcspkr i2c_i801 lpc_ich snd mfd_core soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm cfbfillrect cfbimgblt cfbcopyarea
>[ 2967.760597] CPU: 1 PID: 18556 Comm: pm_rpm Tainted: G        W      3.17.0-rc1_drm-intel-nightly_257d90_20140822+ #1688
>[ 2967.760600]  0000000000000000 0000000000000009 ffffffff8178e36c ffff8801794f3b28
>[ 2967.760602]  ffffffff8103b85c 0000000000000246 ffffffffa00cdea8 0000000000000000
>[ 2967.760605]  ffff88017a548000 ffff88017a679000 0000000000000000 ffff88017a679308
>[ 2967.760606] Call Trace:
>[ 2967.760610]  [<ffffffff8178e36c>] ? dump_stack+0x41/0x51
>[ 2967.760613]  [<ffffffff8103b85c>] ? warn_slowpath_common+0x78/0x90
>[ 2967.760638]  [<ffffffffa00cdea8>] ? intel_modeset_check_state+0x320/0x611 [i915]
>[ 2967.760641]  [<ffffffff8103b90c>] ? warn_slowpath_fmt+0x45/0x4a
>[ 2967.760666]  [<ffffffffa00cdea8>] ? intel_modeset_check_state+0x320/0x611 [i915]
>[ 2967.760677]  [<ffffffffa002399f>] ? drm_modeset_lock_all_crtcs+0x27/0x43 [drm]
>[ 2967.760687]  [<ffffffffa0023e3f>] ? __drm_modeset_lock_all+0xc8/0xf2 [drm]
>[ 2967.760692]  [<ffffffffa005ee60>] ? drm_fb_helper_dpms.isra.7+0x83/0xd0 [drm_kms_helper]
>[ 2967.760698]  [<ffffffffa005eedf>] ? drm_fb_helper_blank+0x32/0x3b [drm_kms_helper]
>[ 2967.760701]  [<ffffffff81375e93>] ? fb_blank+0x51/0x84
>[ 2967.760705]  [<ffffffff8136ea38>] ? fbcon_blank+0x119/0x230
>[ 2967.760709]  [<ffffffff813c1e14>] ? do_unblank_screen+0xef/0x169
>[ 2967.760712]  [<ffffffff813ba46b>] ? vt_ioctl+0x4b0/0xf7f
>[ 2967.760715]  [<ffffffff813b2bfc>] ? tty_ioctl+0x8bc/0x92b
>[ 2967.760718]  [<ffffffff8111cd74>] ? do_filp_open+0x2d/0x75
>[ 2967.760721]  [<ffffffff8111eab7>] ? do_vfs_ioctl+0x3ec/0x435
>[ 2967.760724]  [<ffffffff81126604>] ? __fd_install+0x15/0x43
>[ 2967.760727]  [<ffffffff8111eb49>] ? SyS_ioctl+0x49/0x78
>[ 2967.760730]  [<ffffffff81793e12>] ? system_call_fastpath+0x16/0x1b
>[ 2967.760732] ---[ end trace 286f6c19edebf2a9 ]---
>[ 2967.760734] [drm:check_crtc_state] [CRTC:7]
>[ 2967.762261] [drm:intel_pipe_config_compare] *ERROR* mismatch in has_dp_encoder (expected 1, found 0)
>[ 2967.762262] ------------[ cut here ]------------
>[ 2967.762289] WARNING: CPU: 1 PID: 18556 at drivers/gpu/drm/i915/intel_display.c:10720 check_crtc_state+0xa32/0xa6a [i915]()
>[ 2967.762289] pipe state doesn't match!
>[ 2967.762313] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer r8169 pcspkr i2c_i801 lpc_ich snd mfd_core soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm cfbfillrect cfbimgblt cfbcopyarea
>[ 2967.762316] CPU: 1 PID: 18556 Comm: pm_rpm Tainted: G        W      3.17.0-rc1_drm-intel-nightly_257d90_20140822+ #1688
>[ 2967.762320]  0000000000000000 0000000000000009 ffffffff8178e36c ffff8801794f3848
>[ 2967.762323]  ffffffff8103b85c ffff8801794f3840 ffffffffa00c1502 0000000000000002
>[ 2967.762326]  ffff880079254000 ffff88017a679000 ffff8801794f38d8 ffff880079254708
>[ 2967.762326] Call Trace:
>[ 2967.762331]  [<ffffffff8178e36c>] ? dump_stack+0x41/0x51
>[ 2967.762335]  [<ffffffff8103b85c>] ? warn_slowpath_common+0x78/0x90
>[ 2967.762360]  [<ffffffffa00c1502>] ? check_crtc_state+0xa32/0xa6a [i915]
>[ 2967.762363]  [<ffffffff8103b90c>] ? warn_slowpath_fmt+0x45/0x4a
>[ 2967.762389]  [<ffffffffa00c1502>] ? check_crtc_state+0xa32/0xa6a [i915]
>[ 2967.762415]  [<ffffffffa00cdef1>] ? intel_modeset_check_state+0x369/0x611 [i915]
>[ 2967.762425]  [<ffffffffa002399f>] ? drm_modeset_lock_all_crtcs+0x27/0x43 [drm]
>[ 2967.762435]  [<ffffffffa0023e3f>] ? __drm_modeset_lock_all+0xc8/0xf2 [drm]
>[ 2967.762441]  [<ffffffffa005ee60>] ? drm_fb_helper_dpms.isra.7+0x83/0xd0 [drm_kms_helper]
>[ 2967.762446]  [<ffffffffa005eedf>] ? drm_fb_helper_blank+0x32/0x3b [drm_kms_helper]
>[ 2967.762450]  [<ffffffff81375e93>] ? fb_blank+0x51/0x84
>[ 2967.762453]  [<ffffffff8136ea38>] ? fbcon_blank+0x119/0x230
>[ 2967.762457]  [<ffffffff813c1e14>] ? do_unblank_screen+0xef/0x169
>[ 2967.762460]  [<ffffffff813ba46b>] ? vt_ioctl+0x4b0/0xf7f
>[ 2967.762464]  [<ffffffff813b2bfc>] ? tty_ioctl+0x8bc/0x92b
>[ 2967.762466]  [<ffffffff8111cd74>] ? do_filp_open+0x2d/0x75
>[ 2967.762470]  [<ffffffff8111eab7>] ? do_vfs_ioctl+0x3ec/0x435
>[ 2967.762473]  [<ffffffff81126604>] ? __fd_install+0x15/0x43
>[ 2967.762476]  [<ffffffff8111eb49>] ? SyS_ioctl+0x49/0x78
>[ 2967.762479]  [<ffffffff81793e12>] ? system_call_fastpath+0x16/0x1b
>[ 2967.762481] ---[ end trace 286f6c19edebf2aa ]---
>[ 2967.762483] [drm:intel_dump_pipe_config] [CRTC:7][hw state] config for pipe A
>[ 2967.762484] [drm:intel_dump_pipe_config] cpu_transcoder: A
>[ 2967.762486] [drm:intel_dump_pipe_config] pipe bpp: 18, dithering: 0
>[ 2967.762489] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 2967.762491] [drm:intel_dump_pipe_config] dp: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 2967.762493] [drm:intel_dump_pipe_config] dp: 0, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[ 2967.762494] [drm:intel_dump_pipe_config] requested mode:
>[ 2967.762498] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 1366 0 0 0 768 0 0 0 0x0 0x0
>[ 2967.762499] [drm:intel_dump_pipe_config] adjusted mode:
>[ 2967.762502] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0x0
>[ 2967.762506] [drm:intel_dump_crtc_timings] crtc timings: 0 1366 1404 1426 1482 768 771 777 798, type: 0x0 flags: 0x0
>[ 2967.762507] [drm:intel_dump_pipe_config] port clock: 162000
>[ 2967.762509] [drm:intel_dump_pipe_config] pipe src size: 1366x768
>[ 2967.762511] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[ 2967.762513] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[ 2967.762514] [drm:intel_dump_pipe_config] ips: 0
>[ 2967.762515] [drm:intel_dump_pipe_config] double wide: 0
>[ 2967.762517] [drm:intel_dump_pipe_config] [CRTC:7][sw state] config for pipe A
>[ 2967.762518] [drm:intel_dump_pipe_config] cpu_transcoder: A
>[ 2967.762519] [drm:intel_dump_pipe_config] pipe bpp: 18, dithering: 1
>[ 2967.762522] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 2967.762525] [drm:intel_dump_pipe_config] dp: 1, gmch_m: 2068024, gmch_n: 2097152, link_m: 114890, link_n: 262144, tu: 64
>[ 2967.762527] [drm:intel_dump_pipe_config] dp: 1, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[ 2967.762528] [drm:intel_dump_pipe_config] requested mode:
>[ 2967.762532] [drm:drm_mode_debug_printmodeline] Modeline 0:"1366x768" 60 71000 1366 1404 1426 1482 768 771 777 798 0x48 0xa
>[ 2967.762533] [drm:intel_dump_pipe_config] adjusted mode:
>[ 2967.762537] [drm:drm_mode_debug_printmodeline] Modeline 0:"1366x768" 60 71000 1366 1404 1426 1482 768 771 777 798 0x48 0xa
>[ 2967.762540] [drm:intel_dump_crtc_timings] crtc timings: 71000 1366 1404 1426 1482 768 771 777 798, type: 0x48 flags: 0xa
>[ 2967.762542] [drm:intel_dump_pipe_config] port clock: 162000
>[ 2967.762543] [drm:intel_dump_pipe_config] pipe src size: 1366x768
>[ 2967.762545] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[ 2967.762547] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[ 2967.762548] [drm:intel_dump_pipe_config] ips: 0
>[ 2967.762550] [drm:intel_dump_pipe_config] double wide: 0
>[ 2967.762551] [drm:check_crtc_state] [CRTC:13]
>[ 2967.762558] [drm:check_encoder_state] [ENCODER:17:DAC-17]
>[ 2967.762561] [drm:check_encoder_state] [ENCODER:18:TMDS-18]
>[ 2967.762563] [drm:check_encoder_state] [ENCODER:23:TMDS-23]
>[ 2967.762565] [drm:check_encoder_state] [ENCODER:25:TMDS-25]
>[ 2967.762567] [drm:check_encoder_state] [ENCODER:27:TMDS-27]
>[ 2967.762568] ------------[ cut here ]------------
>[ 2967.762593] WARNING: CPU: 1 PID: 18556 at drivers/gpu/drm/i915/intel_display.c:10650 intel_modeset_check_state+0x320/0x611 [i915]()
>[ 2967.762594] encoder's hw state doesn't match sw tracking (expected 1, found 0)
>[ 2967.762617] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer r8169 pcspkr i2c_i801 lpc_ich snd mfd_core soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm cfbfillrect cfbimgblt cfbcopyarea
>[ 2967.762620] CPU: 1 PID: 18556 Comm: pm_rpm Tainted: G        W      3.17.0-rc1_drm-intel-nightly_257d90_20140822+ #1688
>[ 2967.762623]  0000000000000000 0000000000000009 ffffffff8178e36c ffff8801794f3b28
>[ 2967.762626]  ffffffff8103b85c 0000000000000246 ffffffffa00cdea8 0000000000000000
>[ 2967.762628]  ffff88017a548000 ffff88017a679000 0000000000000000 ffff88017a679308
>[ 2967.762629] Call Trace:
>[ 2967.762633]  [<ffffffff8178e36c>] ? dump_stack+0x41/0x51
>[ 2967.762636]  [<ffffffff8103b85c>] ? warn_slowpath_common+0x78/0x90
>[ 2967.762660]  [<ffffffffa00cdea8>] ? intel_modeset_check_state+0x320/0x611 [i915]
>[ 2967.762664]  [<ffffffff8103b90c>] ? warn_slowpath_fmt+0x45/0x4a
>[ 2967.762689]  [<ffffffffa00cdea8>] ? intel_modeset_check_state+0x320/0x611 [i915]
>[ 2967.762699]  [<ffffffffa002399f>] ? drm_modeset_lock_all_crtcs+0x27/0x43 [drm]
>[ 2967.762708]  [<ffffffffa0023e3f>] ? __drm_modeset_lock_all+0xc8/0xf2 [drm]
>[ 2967.762714]  [<ffffffffa005ee60>] ? drm_fb_helper_dpms.isra.7+0x83/0xd0 [drm_kms_helper]
>[ 2967.762720]  [<ffffffffa005eedf>] ? drm_fb_helper_blank+0x32/0x3b [drm_kms_helper]
>[ 2967.762723]  [<ffffffff81375e93>] ? fb_blank+0x51/0x84
>[ 2967.762727]  [<ffffffff8136ea38>] ? fbcon_blank+0x119/0x230
>[ 2967.762730]  [<ffffffff813c1e14>] ? do_unblank_screen+0xef/0x169
>[ 2967.762734]  [<ffffffff813ba46b>] ? vt_ioctl+0x4b0/0xf7f
>[ 2967.762737]  [<ffffffff813b2bfc>] ? tty_ioctl+0x8bc/0x92b
>[ 2967.762740]  [<ffffffff8111cd74>] ? do_filp_open+0x2d/0x75
>[ 2967.762743]  [<ffffffff8111eab7>] ? do_vfs_ioctl+0x3ec/0x435
>[ 2967.762746]  [<ffffffff81126604>] ? __fd_install+0x15/0x43
>[ 2967.762749]  [<ffffffff8111eb49>] ? SyS_ioctl+0x49/0x78
>[ 2967.762752]  [<ffffffff81793e12>] ? system_call_fastpath+0x16/0x1b
>[ 2967.762754] ---[ end trace 286f6c19edebf2ab ]---
>[ 2967.762756] [drm:check_crtc_state] [CRTC:7]
>[ 2967.764256] [drm:intel_pipe_config_compare] *ERROR* mismatch in has_dp_encoder (expected 1, found 0)
>[ 2967.764257] ------------[ cut here ]------------
>[ 2967.764284] WARNING: CPU: 1 PID: 18556 at drivers/gpu/drm/i915/intel_display.c:10720 check_crtc_state+0xa32/0xa6a [i915]()
>[ 2967.764285] pipe state doesn't match!
>[ 2967.764308] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer r8169 pcspkr i2c_i801 lpc_ich snd mfd_core soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm cfbfillrect cfbimgblt cfbcopyarea
>[ 2967.764312] CPU: 1 PID: 18556 Comm: pm_rpm Tainted: G        W      3.17.0-rc1_drm-intel-nightly_257d90_20140822+ #1688
>[ 2967.764316]  0000000000000000 0000000000000009 ffffffff8178e36c ffff8801794f3848
>[ 2967.764318]  ffffffff8103b85c ffff8801794f3840 ffffffffa00c1502 0000000000000002
>[ 2967.764321]  ffff880079254000 ffff88017a679000 ffff8801794f38d8 ffff880079254708
>[ 2967.764322] Call Trace:
>[ 2967.764327]  [<ffffffff8178e36c>] ? dump_stack+0x41/0x51
>[ 2967.764331]  [<ffffffff8103b85c>] ? warn_slowpath_common+0x78/0x90
>[ 2967.764356]  [<ffffffffa00c1502>] ? check_crtc_state+0xa32/0xa6a [i915]
>[ 2967.764359]  [<ffffffff8103b90c>] ? warn_slowpath_fmt+0x45/0x4a
>[ 2967.764385]  [<ffffffffa00c1502>] ? check_crtc_state+0xa32/0xa6a [i915]
>[ 2967.764411]  [<ffffffffa00cdef1>] ? intel_modeset_check_state+0x369/0x611 [i915]
>[ 2967.764421]  [<ffffffffa002399f>] ? drm_modeset_lock_all_crtcs+0x27/0x43 [drm]
>[ 2967.764430]  [<ffffffffa0023e3f>] ? __drm_modeset_lock_all+0xc8/0xf2 [drm]
>[ 2967.764436]  [<ffffffffa005ee60>] ? drm_fb_helper_dpms.isra.7+0x83/0xd0 [drm_kms_helper]
>[ 2967.764442]  [<ffffffffa005eedf>] ? drm_fb_helper_blank+0x32/0x3b [drm_kms_helper]
>[ 2967.764445]  [<ffffffff81375e93>] ? fb_blank+0x51/0x84
>[ 2967.764449]  [<ffffffff8136ea38>] ? fbcon_blank+0x119/0x230
>[ 2967.764453]  [<ffffffff813c1e14>] ? do_unblank_screen+0xef/0x169
>[ 2967.764456]  [<ffffffff813ba46b>] ? vt_ioctl+0x4b0/0xf7f
>[ 2967.764459]  [<ffffffff813b2bfc>] ? tty_ioctl+0x8bc/0x92b
>[ 2967.764462]  [<ffffffff8111cd74>] ? do_filp_open+0x2d/0x75
>[ 2967.764465]  [<ffffffff8111eab7>] ? do_vfs_ioctl+0x3ec/0x435
>[ 2967.764468]  [<ffffffff81126604>] ? __fd_install+0x15/0x43
>[ 2967.764471]  [<ffffffff8111eb49>] ? SyS_ioctl+0x49/0x78
>[ 2967.764475]  [<ffffffff81793e12>] ? system_call_fastpath+0x16/0x1b
>[ 2967.764476] ---[ end trace 286f6c19edebf2ac ]---
>[ 2967.764478] [drm:intel_dump_pipe_config] [CRTC:7][hw state] config for pipe A
>[ 2967.764480] [drm:intel_dump_pipe_config] cpu_transcoder: A
>[ 2967.764481] [drm:intel_dump_pipe_config] pipe bpp: 18, dithering: 0
>[ 2967.764484] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 2967.764486] [drm:intel_dump_pipe_config] dp: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 2967.764489] [drm:intel_dump_pipe_config] dp: 0, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[ 2967.764490] [drm:intel_dump_pipe_config] requested mode:
>[ 2967.764493] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 1366 0 0 0 768 0 0 0 0x0 0x0
>[ 2967.764495] [drm:intel_dump_pipe_config] adjusted mode:
>[ 2967.764498] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0x0
>[ 2967.764501] [drm:intel_dump_crtc_timings] crtc timings: 0 1366 1404 1426 1482 768 771 777 798, type: 0x0 flags: 0x0
>[ 2967.764503] [drm:intel_dump_pipe_config] port clock: 162000
>[ 2967.764504] [drm:intel_dump_pipe_config] pipe src size: 1366x768
>[ 2967.764506] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[ 2967.764508] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[ 2967.764509] [drm:intel_dump_pipe_config] ips: 0
>[ 2967.764511] [drm:intel_dump_pipe_config] double wide: 0
>[ 2967.764512] [drm:intel_dump_pipe_config] [CRTC:7][sw state] config for pipe A
>[ 2967.764513] [drm:intel_dump_pipe_config] cpu_transcoder: A
>[ 2967.764515] [drm:intel_dump_pipe_config] pipe bpp: 18, dithering: 1
>[ 2967.764517] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 2967.764520] [drm:intel_dump_pipe_config] dp: 1, gmch_m: 2068024, gmch_n: 2097152, link_m: 114890, link_n: 262144, tu: 64
>[ 2967.764522] [drm:intel_dump_pipe_config] dp: 1, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[ 2967.764524] [drm:intel_dump_pipe_config] requested mode:
>[ 2967.764527] [drm:drm_mode_debug_printmodeline] Modeline 0:"1366x768" 60 71000 1366 1404 1426 1482 768 771 777 798 0x48 0xa
>[ 2967.764529] [drm:intel_dump_pipe_config] adjusted mode:
>[ 2967.764532] [drm:drm_mode_debug_printmodeline] Modeline 0:"1366x768" 60 71000 1366 1404 1426 1482 768 771 777 798 0x48 0xa
>[ 2967.764536] [drm:intel_dump_crtc_timings] crtc timings: 71000 1366 1404 1426 1482 768 771 777 798, type: 0x48 flags: 0xa
>[ 2967.764537] [drm:intel_dump_pipe_config] port clock: 162000
>[ 2967.764539] [drm:intel_dump_pipe_config] pipe src size: 1366x768
>[ 2967.764541] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[ 2967.764543] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[ 2967.764544] [drm:intel_dump_pipe_config] ips: 0
>[ 2967.764545] [drm:intel_dump_pipe_config] double wide: 0
>[ 2967.764547] [drm:check_crtc_state] [CRTC:13]
>[ 2967.764554] [drm:check_encoder_state] [ENCODER:17:DAC-17]
>[ 2967.764556] [drm:check_encoder_state] [ENCODER:18:TMDS-18]
>[ 2967.764558] [drm:check_encoder_state] [ENCODER:23:TMDS-23]
>[ 2967.764560] [drm:check_encoder_state] [ENCODER:25:TMDS-25]
>[ 2967.764562] [drm:check_encoder_state] [ENCODER:27:TMDS-27]
>[ 2967.764564] ------------[ cut here ]------------
>[ 2967.764588] WARNING: CPU: 1 PID: 18556 at drivers/gpu/drm/i915/intel_display.c:10650 intel_modeset_check_state+0x320/0x611 [i915]()
>[ 2967.764590] encoder's hw state doesn't match sw tracking (expected 1, found 0)
>[ 2967.764612] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer r8169 pcspkr i2c_i801 lpc_ich snd mfd_core soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm cfbfillrect cfbimgblt cfbcopyarea
>[ 2967.764615] CPU: 1 PID: 18556 Comm: pm_rpm Tainted: G        W      3.17.0-rc1_drm-intel-nightly_257d90_20140822+ #1688
>[ 2967.764618]  0000000000000000 0000000000000009 ffffffff8178e36c ffff8801794f3b28
>[ 2967.764621]  ffffffff8103b85c 0000000000000246 ffffffffa00cdea8 0000000000000000
>[ 2967.764623]  ffff88017a548000 ffff88017a679000 0000000000000000 ffff88017a679308
>[ 2967.764624] Call Trace:
>[ 2967.764628]  [<ffffffff8178e36c>] ? dump_stack+0x41/0x51
>[ 2967.764632]  [<ffffffff8103b85c>] ? warn_slowpath_common+0x78/0x90
>[ 2967.764656]  [<ffffffffa00cdea8>] ? intel_modeset_check_state+0x320/0x611 [i915]
>[ 2967.764659]  [<ffffffff8103b90c>] ? warn_slowpath_fmt+0x45/0x4a
>[ 2967.764684]  [<ffffffffa00cdea8>] ? intel_modeset_check_state+0x320/0x611 [i915]
>[ 2967.764694]  [<ffffffffa002399f>] ? drm_modeset_lock_all_crtcs+0x27/0x43 [drm]
>[ 2967.764703]  [<ffffffffa0023e3f>] ? __drm_modeset_lock_all+0xc8/0xf2 [drm]
>[ 2967.764709]  [<ffffffffa005ee60>] ? drm_fb_helper_dpms.isra.7+0x83/0xd0 [drm_kms_helper]
>[ 2967.764715]  [<ffffffffa005eedf>] ? drm_fb_helper_blank+0x32/0x3b [drm_kms_helper]
>[ 2967.764718]  [<ffffffff81375e93>] ? fb_blank+0x51/0x84
>[ 2967.764722]  [<ffffffff8136ea38>] ? fbcon_blank+0x119/0x230
>[ 2967.764726]  [<ffffffff813c1e14>] ? do_unblank_screen+0xef/0x169
>[ 2967.764729]  [<ffffffff813ba46b>] ? vt_ioctl+0x4b0/0xf7f
>[ 2967.764732]  [<ffffffff813b2bfc>] ? tty_ioctl+0x8bc/0x92b
>[ 2967.764735]  [<ffffffff8111cd74>] ? do_filp_open+0x2d/0x75
>[ 2967.764738]  [<ffffffff8111eab7>] ? do_vfs_ioctl+0x3ec/0x435
>[ 2967.764741]  [<ffffffff81126604>] ? __fd_install+0x15/0x43
>[ 2967.764744]  [<ffffffff8111eb49>] ? SyS_ioctl+0x49/0x78
>[ 2967.764747]  [<ffffffff81793e12>] ? system_call_fastpath+0x16/0x1b
>[ 2967.764749] ---[ end trace 286f6c19edebf2ad ]---
>[ 2967.764751] [drm:check_crtc_state] [CRTC:7]
>[ 2967.766249] [drm:intel_pipe_config_compare] *ERROR* mismatch in has_dp_encoder (expected 1, found 0)
>[ 2967.766250] ------------[ cut here ]------------
>[ 2967.766277] WARNING: CPU: 1 PID: 18556 at drivers/gpu/drm/i915/intel_display.c:10720 check_crtc_state+0xa32/0xa6a [i915]()
>[ 2967.766278] pipe state doesn't match!
>[ 2967.766301] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic iTCO_wdt iTCO_vendor_support snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer r8169 pcspkr i2c_i801 lpc_ich snd mfd_core soundcore iosf_mbi battery wmi ac acpi_cpufreq uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev i915 button video drm_kms_helper drm cfbfillrect cfbimgblt cfbcopyarea
>[ 2967.766304] CPU: 1 PID: 18556 Comm: pm_rpm Tainted: G        W      3.17.0-rc1_drm-intel-nightly_257d90_20140822+ #1688
>[ 2967.766308]  0000000000000000 0000000000000009 ffffffff8178e36c ffff8801794f3848
>[ 2967.766311]  ffffffff8103b85c ffff8801794f3840 ffffffffa00c1502 0000000000000002
>[ 2967.766314]  ffff880079254000 ffff88017a679000 ffff8801794f38d8 ffff880079254708
>[ 2967.766315] Call Trace:
>[ 2967.766319]  [<ffffffff8178e36c>] ? dump_stack+0x41/0x51
>[ 2967.766323]  [<ffffffff8103b85c>] ? warn_slowpath_common+0x78/0x90
>[ 2967.766348]  [<ffffffffa00c1502>] ? check_crtc_state+0xa32/0xa6a [i915]
>[ 2967.766352]  [<ffffffff8103b90c>] ? warn_slowpath_fmt+0x45/0x4a
>[ 2967.766377]  [<ffffffffa00c1502>] ? check_crtc_state+0xa32/0xa6a [i915]
>[ 2967.766404]  [<ffffffffa00cdef1>] ? intel_modeset_check_state+0x369/0x611 [i915]
>[ 2967.766414]  [<ffffffffa002399f>] ? drm_modeset_lock_all_crtcs+0x27/0x43 [drm]
>[ 2967.766423]  [<ffffffffa0023e3f>] ? __drm_modeset_lock_all+0xc8/0xf2 [drm]
>[ 2967.766429]  [<ffffffffa005ee60>] ? drm_fb_helper_dpms.isra.7+0x83/0xd0 [drm_kms_helper]
>[ 2967.766435]  [<ffffffffa005eedf>] ? drm_fb_helper_blank+0x32/0x3b [drm_kms_helper]
>[ 2967.766438]  [<ffffffff81375e93>] ? fb_blank+0x51/0x84
>[ 2967.766442]  [<ffffffff8136ea38>] ? fbcon_blank+0x119/0x230
>[ 2967.766445]  [<ffffffff813c1e14>] ? do_unblank_screen+0xef/0x169
>[ 2967.766449]  [<ffffffff813ba46b>] ? vt_ioctl+0x4b0/0xf7f
>[ 2967.766452]  [<ffffffff813b2bfc>] ? tty_ioctl+0x8bc/0x92b
>[ 2967.766455]  [<ffffffff8111cd74>] ? do_filp_open+0x2d/0x75
>[ 2967.766458]  [<ffffffff8111eab7>] ? do_vfs_ioctl+0x3ec/0x435
>[ 2967.766462]  [<ffffffff81126604>] ? __fd_install+0x15/0x43
>[ 2967.766465]  [<ffffffff8111eb49>] ? SyS_ioctl+0x49/0x78
>[ 2967.766468]  [<ffffffff81793e12>] ? system_call_fastpath+0x16/0x1b
>[ 2967.766469] ---[ end trace 286f6c19edebf2ae ]---
>[ 2967.766472] [drm:intel_dump_pipe_config] [CRTC:7][hw state] config for pipe A
>[ 2967.766473] [drm:intel_dump_pipe_config] cpu_transcoder: A
>[ 2967.766474] [drm:intel_dump_pipe_config] pipe bpp: 18, dithering: 0
>[ 2967.766477] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 2967.766479] [drm:intel_dump_pipe_config] dp: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 2967.766482] [drm:intel_dump_pipe_config] dp: 0, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[ 2967.766483] [drm:intel_dump_pipe_config] requested mode:
>[ 2967.766487] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 1366 0 0 0 768 0 0 0 0x0 0x0
>[ 2967.766488] [drm:intel_dump_pipe_config] adjusted mode:
>[ 2967.766491] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0x0
>[ 2967.766494] [drm:intel_dump_crtc_timings] crtc timings: 0 1366 1404 1426 1482 768 771 777 798, type: 0x0 flags: 0x0
>[ 2967.766496] [drm:intel_dump_pipe_config] port clock: 162000
>[ 2967.766497] [drm:intel_dump_pipe_config] pipe src size: 1366x768
>[ 2967.766499] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[ 2967.766501] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[ 2967.766502] [drm:intel_dump_pipe_config] ips: 0
>[ 2967.766504] [drm:intel_dump_pipe_config] double wide: 0
>[ 2967.766505] [drm:intel_dump_pipe_config] [CRTC:7][sw state] config for pipe A
>[ 2967.766507] [drm:intel_dump_pipe_config] cpu_transcoder: A
>[ 2967.766508] [drm:intel_dump_pipe_config] pipe bpp: 18, dithering: 1
>[ 2967.766511] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 2967.766513] [drm:intel_dump_pipe_config] dp: 1, gmch_m: 2068024, gmch_n: 2097152, link_m: 114890, link_n: 262144, tu: 64
>[ 2967.766516] [drm:intel_dump_pipe_config] dp: 1, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
>[ 2967.766517] [drm:intel_dump_pipe_config] requested mode:
>[ 2967.766521] [drm:drm_mode_debug_printmodeline] Modeline 0:"1366x768" 60 71000 1366 1404 1426 1482 768 771 777 798 0x48 0xa
>[ 2967.766522] [drm:intel_dump_pipe_config] adjusted mode:
>[ 2967.766526] [drm:drm_mode_debug_printmodeline] Modeline 0:"1366x768" 60 71000 1366 1404 1426 1482 768 771 777 798 0x48 0xa
>[ 2967.766529] [drm:intel_dump_crtc_timings] crtc timings: 71000 1366 1404 1426 1482 768 771 777 798, type: 0x48 flags: 0xa
>[ 2967.766531] [drm:intel_dump_pipe_config] port clock: 162000
>[ 2967.766532] [drm:intel_dump_pipe_config] pipe src size: 1366x768
>[ 2967.766534] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[ 2967.766536] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[ 2967.766537] [drm:intel_dump_pipe_config] ips: 0
>[ 2967.766539] [drm:intel_dump_pipe_config] double wide: 0
>[ 2967.766540] [drm:check_crtc_state] [CRTC:13]
>[ 2967.766549] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=3906/3906
>[ 2967.766551] [drm:intel_panel_actually_set_backlight] set backlight PWM = 3906
>[ 2967.766563] [drm:intel_crtc_set_config] [CRTC:7] [FB:35] #connectors=1 (x y) (0 0)
>[ 2967.766566] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:7], mode_changed=0, fb_changed=0
>[ 2967.766569] [drm:intel_modeset_stage_output_state] [CONNECTOR:28:eDP-1] to [CRTC:7]
>[ 2967.767166] [drm:intel_dp_get_dpcd] DPCD: 11 0a 81 41 00 00 01 80 02 00 00 00 0f 07 00
>[ 2967.767618] [drm:intel_dp_check_link_status] TMDS-27: channel EQ not ok, retraining
>[ 2967.781258] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2967.795267] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 2967.795708] [drm:intel_dp_start_link_train] clock recovery OK
>[ 2967.796454] [drm:intel_dp_complete_link_train] Channel EQ done. DP Training successful
>[ 2967.807245] [drm:intel_crtc_set_config] [CRTC:7] [FB:35] #connectors=1 (x y) (0 0)
>[ 2967.807261] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:7], mode_changed=0, fb_changed=0
>[ 2967.807274] [drm:intel_modeset_stage_output_state] [CONNECTOR:28:eDP-1] to [CRTC:7]
>[ 2967.807288] [drm:intel_crtc_set_config] [CRTC:13] [NOFB]
>[ 2967.807301] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:13], mode_changed=0, fb_changed=0
>[ 2967.807314] [drm:intel_modeset_stage_output_state] [CONNECTOR:28:eDP-1] to [CRTC:7]
>[ 2967.907245] [drm:valleyview_set_rps] GPU freq request from 646 MHz (214) to 167 MHz (191)
>[ 2968.256750] [drm:edp_panel_vdd_off_sync] Turning eDP VDD off
>[ 2968.256761] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd0007

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