[ 226.971376] [] ? intel_set_mode+0x11/0x25 [i915] [ 226.971391] [] ? intel_crtc_set_config+0x526/0x6d9 [i915] [ 226.971401] [] ? drm_mode_set_config_internal+0x36/0x8c [drm] [ 226.971410] [] ? drm_mode_setcrtc+0x347/0x3f0 [drm] [ 226.971419] [] ? drm_mode_setplane+0x295/0x295 [drm] [ 226.971425] [] ? drm_ioctl+0x229/0x31b [drm] [ 226.971430] [] ? sata_pmp_error_handler+0x418/0x706 [ 226.971438] [] ? drm_mode_setplane+0x295/0x295 [drm] [ 226.971445] [] ? drm_core_reclaim_buffers+0x52/0x52 [drm] [ 226.971449] [] ? do_vfs_ioctl+0x3f6/0x43d [ 226.971451] [] ? __schedule+0x5a5/0x6c5 [ 226.971455] [] ? vfs_write+0xf1/0x157 [ 226.971458] [] ? sata_pmp_error_handler+0x418/0x706 [ 226.971460] [] ? SyS_ioctl+0x49/0x74 [ 226.971463] [] ? sysenter_do_call+0x12/0x22 [ 226.971466] [] ? sata_pmp_error_handler+0x418/0x706 [ 226.971468] ---[ end trace 6c397be8849716a3 ]--- [ 226.975116] [drm:intel_disable_shared_dpll], disable PCH DPLL A (active 1, on? 1) for crtc 3 [ 226.975127] [drm:intel_disable_shared_dpll], disabling PCH DPLL A [ 226.975547] [drm:intel_update_fbc], no output, disabling [ 226.975573] [drm:intel_get_shared_dpll], CRTC:3 dropping existing PCH DPLL A [ 226.975579] [drm:intel_get_shared_dpll], CRTC:3 using pre-allocated PCH DPLL A [ 226.975581] [drm:intel_get_shared_dpll], using PCH DPLL A for pipe A [ 226.975583] [drm:intel_get_shared_dpll], setting up PCH DPLL A [ 226.975599] [drm:ironlake_update_plane], Writing base 07EBC000 00000000 0 0 3200 [ 226.975606] [drm:intel_crtc_mode_set], [ENCODER:20:TMDS-20] set [MODE:0:800x600] [ 226.975609] [drm:intel_dp_mode_set], Enabling DP audio on pipe A [ 226.975612] [drm:intel_write_eld], ELD on [CONNECTOR:21:DP-1], [ENCODER:20:TMDS-20] [ 226.975614] [drm:ironlake_write_eld], ELD on pipe A [ 226.975617] [drm:ironlake_write_eld], Audio directed to unknown port [ 226.975619] [drm:ironlake_write_eld], ELD: DisplayPort detected [ 227.028208] [drm:g4x_wait_for_vblank], vblank wait timed out [ 227.080240] [drm:g4x_wait_for_vblank], vblank wait timed out [ 227.080558] [drm:ironlake_fdi_link_train], FDI_RX_IIR 0x100 [ 227.080560] [drm:ironlake_fdi_link_train], FDI train 1 done. [ 227.080716] [drm:ironlake_fdi_link_train], FDI_RX_IIR 0x200 [ 227.080718] [drm:ironlake_fdi_link_train], FDI train 2 done. [ 227.080719] [drm:ironlake_fdi_link_train], FDI train done [ 227.080721] [drm:ironlake_enable_shared_dpll], enable PCH DPLL A (active 0, on? 0)for crtc 3 [ 227.080722] [drm:ironlake_enable_shared_dpll], enabling PCH DPLL A [ 227.082101] [drm:intel_update_fbc], disabled per chip default [ 227.082536] [drm:ibx_irq_handler], PCH transcoder A FIFO underrun [ 227.082738] [drm:intel_dp_set_signal_levels], Using signal levels 00000000 [ 227.083404] [drm:intel_dp_set_signal_levels], Using signal levels 02800000 [ 227.084037] [drm:intel_dp_start_link_train], clock recovery OK [ 227.084965] [drm:intel_dp_set_signal_levels], Using signal levels 00800000 [ 227.085887] [drm:intel_dp_set_signal_levels], Using signal levels 00400000 [ 227.086820] [drm:intel_dp_set_signal_levels], Using signal levels 00000000 [ 227.087782] [drm:intel_dp_set_signal_levels], Using signal levels 00400000 [ 227.088791] [drm:intel_dp_complete_link_train], Channel EQ done. DP Training successful [ 227.104200] [drm:intel_connector_check_state], [CONNECTOR:21:DP-1] [ 227.104216] [drm:check_encoder_state], [ENCODER:8:DAC-8] [ 227.104222] [drm:check_encoder_state], [ENCODER:9:TMDS-9] [ 227.104227] [drm:check_encoder_state], [ENCODER:18:TMDS-18] [ 227.104234] [drm:check_encoder_state], [ENCODER:20:TMDS-20] [ 227.104240] [drm:check_encoder_state], [ENCODER:22:TMDS-22] [ 227.104247] [drm:check_encoder_state], [ENCODER:24:TMDS-24] [ 227.104253] [drm:check_encoder_state], [ENCODER:26:TMDS-26] [ 227.104259] [drm:check_encoder_state], [ENCODER:28:TMDS-28] [ 227.104265] [drm:check_crtc_state], [CRTC:3] [ 227.104297] [drm:check_crtc_state], [CRTC:5] [ 227.104301] [drm:check_shared_dpll_state], PCH DPLL A [ 227.104309] [drm:check_shared_dpll_state], PCH DPLL B [ 232.107508] [drm:drm_mode_addfb], [FB:40] [ 232.230646] [drm:drm_mode_setcrtc], [CRTC:3] [ 232.230658] [drm:drm_mode_setcrtc], [CONNECTOR:21:DP-1] [ 232.230663] [drm:intel_crtc_set_config], [CRTC:3] [FB:40] #connectors=1 (x y) (0 0) [ 232.230670] [drm:intel_set_config_compute_mode_changes], modes are different, full mode set [ 232.230674] [drm:drm_mode_debug_printmodeline], Modeline 41:"800x600" 72 50000 800 856 976 1040 600 637 643 666 0x40 0x5 [ 232.230681] [drm:drm_mode_debug_printmodeline], Modeline 41:"800x600" 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5 [ 232.230687] [drm:intel_set_config_compute_mode_changes], computed changes for [CRTC:3], mode_changed=1, fb_changed=1 [ 232.230692] [drm:intel_modeset_stage_output_state], [CONNECTOR:21:DP-1] to [CRTC:3] [ 232.230698] [drm:intel_modeset_affected_pipes], set mode pipe masks: modeset: 1, prepare: 1, disable: 0 [ 232.230704] [drm:connected_sink_compute_bpp], [CONNECTOR:21:DP-1] checking for sink bpp constrains [ 232.230709] [drm:intel_dp_compute_config], DP link computation with max lane count 4 max bw 0a pixel clock 40000KHz [ 232.230719] [drm:intel_dp_compute_config], DP link bw 06 lane count 1 clock 162000 bpp 24 [ 232.230723] [drm:intel_dp_compute_config], DP link bw required 96000 available 129600 [ 232.230729] [drm:ironlake_check_fdi_lanes], checking fdi config on pipe A, lanes 1 [ 232.230733] [drm:intel_modeset_pipe_config], plane bpp: 24, pipe bpp: 24, dithering: 0 [ 232.230737] [drm:intel_dump_pipe_config], [CRTC:3][modeset] config for pipe A [ 232.230741] [drm:intel_dump_pipe_config], cpu_transcoder: A [ 232.230743] [drm:intel_dump_pipe_config], pipe bpp: 24, dithering: 0 [ 232.230747] [drm:intel_dump_pipe_config], fdi/pch: 1, lanes: 1, gmch_m: 1864135, gmch_n: 4194304, link_m: 77672, link_n: 524288, tu: 64 [ 232.230752] [drm:intel_dump_pipe_config], dp: 1, gmch_m: 1553445, gmch_n: 2097152, link_m: 64726, link_n: 262144, tu: 64 [ 232.230757] [drm:intel_dump_pipe_config], requested mode: [ 232.230759] [drm:drm_mode_debug_printmodeline], Modeline 0:"800x600" 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5 [ 232.230765] [drm:intel_dump_pipe_config], adjusted mode: [ 232.230768] [drm:drm_mode_debug_printmodeline], Modeline 0:"800x600" 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5 [ 232.230774] [drm:intel_dump_crtc_timings], crtc timings: 40000 800 840 968 1056 600 601 605 628, type: 0x40 flags: 0x5 [ 232.230779] [drm:intel_dump_pipe_config], port clock: 162000 [ 232.230782] [drm:intel_dump_pipe_config], pipe src size: 800x600 [ 232.230785] [drm:intel_dump_pipe_config], gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000 [ 232.230789] [drm:intel_dump_pipe_config], pch pfit: pos: 0x00000000, size: 0x00000000, disabled [ 232.230792] [drm:intel_dump_pipe_config], ips: 0 [ 232.230795] [drm:intel_dump_pipe_config], double wide: 0 [ 232.230988] [drm:intel_dp_link_down], [ 232.285383] [drm:g4x_wait_for_vblank], vblank wait timed out [ 232.387448] ------------[ cut here ]------------ [ 232.387498] WARNING: CPU: 3 PID: 3855 at drivers/gpu/drm/i915/intel_display.c:857 intel_wait_for_pipe_off+0x131/0x138 [i915]() [ 232.387501] pipe_off wait timed out [ 232.387504] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_idt iTCO_wdt iTCO_vendor_support dcdbas snd_hda_intel firewire_ohci pcspkr snd_hda_codec lpc_ich snd_hwdep i2c_i801 mfd_core snd_pcm firewire_core snd_page_alloc crc_itu_t snd_timer snd soundcore wmi battery ppdev parport_pc parport ac acpi_cpufreq joydev i915 video button drm_kms_helper drm [ 232.387553] CPU: 3 PID: 3855 Comm: testdisplay Tainted: G W 3.13.0-rc3_drm-intel-next-queued_820c19_20131218+ #3845 [ 232.387557] Hardware name: Dell Inc. Latitude E6510/0JKDHD, BIOS A05 08/10/2010 [ 232.387561] 00000000 c0890e95 f8265b39 c022b5cf f821f691 f5be8000 00070008 fffef6e5 [ 232.387571] 00000000 c022b64a 00000009 f5787cc8 f8265b39 f5787ce0 f821f691 f82642c1 [ 232.387582] 00000359 f8265b39 f5be8000 f5b885c0 f5b62000 f82203f5 f612cc00 00000000 [ 232.387592] Call Trace: [ 232.387602] [] ? dump_stack+0x3e/0x4e [ 232.387612] [] ? warn_slowpath_common+0x61/0x74 [ 232.387646] [] ? intel_wait_for_pipe_off+0x131/0x138 [i915] [ 232.387653] [] ? warn_slowpath_fmt+0x29/0x2d [ 232.387688] [] ? intel_wait_for_pipe_off+0x131/0x138 [i915] [ 232.387724] [] ? ironlake_crtc_disable+0xc9/0x737 [i915] [ 232.387745] [] ? drm_ut_debug_printk+0x34/0x37 [drm] [ 232.387779] [] ? intel_dump_pipe_config+0x271/0x276 [i915] [ 232.387814] [] ? __intel_set_mode+0xbd6/0xf82 [i915] [ 232.387822] [] ? up+0x9/0x2a [ 232.387830] [] ? console_unlock+0x309/0x33d [ 232.387835] [] ? cont_flush+0x83/0xa4 [ 232.387872] [] ? intel_set_mode+0x11/0x25 [i915] [ 232.387908] [] ? intel_crtc_set_config+0x526/0x6d9 [i915] [ 232.387931] [] ? drm_mode_set_config_internal+0x36/0x8c [drm] [ 232.387952] [] ? drm_mode_setcrtc+0x347/0x3f0 [drm] [ 232.387973] [] ? drm_mode_setplane+0x295/0x295 [drm] [ 232.387989] [] ? drm_ioctl+0x229/0x31b [drm] [ 232.387997] [] ? sata_pmp_error_handler+0x418/0x706 [ 232.388017] [] ? drm_mode_setplane+0x295/0x295 [drm] [ 232.388035] [] ? drm_core_reclaim_buffers+0x52/0x52 [drm] [ 232.388041] [] ? do_vfs_ioctl+0x3f6/0x43d [ 232.388048] [] ? __schedule+0x5a5/0x6c5 [ 232.388056] [] ? vfs_write+0xf1/0x157 [ 232.388062] [] ? sata_pmp_error_handler+0x418/0x706 [ 232.388068] [] ? SyS_ioctl+0x49/0x74 [ 232.388075] [] ? sysenter_do_call+0x12/0x22 [ 232.388081] [] ? sata_pmp_error_handler+0x418/0x706 [ 232.388086] ---[ end trace 6c397be8849716a4 ]--- [ 232.391537] [drm:intel_disable_shared_dpll], disable PCH DPLL A (active 1, on? 1) for crtc 3 [ 232.391547] [drm:intel_disable_shared_dpll], disabling PCH DPLL A [ 232.391967] [drm:intel_update_fbc], no output, disabling [ 232.391999] [drm:intel_get_shared_dpll], CRTC:3 dropping existing PCH DPLL A [ 232.392002] [drm:intel_get_shared_dpll], CRTC:3 using pre-allocated PCH DPLL A [ 232.392004] [drm:intel_get_shared_dpll], using PCH DPLL A for pipe A [ 232.392007] [drm:intel_get_shared_dpll], setting up PCH DPLL A [ 232.392026] [drm:ironlake_update_plane], Writing base 08091000 00000000 0 0 3200 [ 232.392034] [drm:intel_crtc_mode_set], [ENCODER:20:TMDS-20] set [MODE:0:800x600] [ 232.392039] [drm:intel_dp_mode_set], Enabling DP audio on pipe A [ 232.392043] [drm:intel_write_eld], ELD on [CONNECTOR:21:DP-1], [ENCODER:20:TMDS-20] [ 232.392047] [drm:ironlake_write_eld], ELD on pipe A [ 232.392050] [drm:ironlake_write_eld], Audio directed to unknown port [ 232.392053] [drm:ironlake_write_eld], ELD: DisplayPort detected [ 232.444547] [drm:g4x_wait_for_vblank], vblank wait timed out [ 232.496579] [drm:g4x_wait_for_vblank], vblank wait timed out [ 232.496898] [drm:ironlake_fdi_link_train], FDI_RX_IIR 0x100 [ 232.496901] [drm:ironlake_fdi_link_train], FDI train 1 done. [ 232.497059] [drm:ironlake_fdi_link_train], FDI_RX_IIR 0x200 [ 232.497062] [drm:ironlake_fdi_link_train], FDI train 2 done. [ 232.497064] [drm:ironlake_fdi_link_train], FDI train done [ 232.497067] [drm:ironlake_enable_shared_dpll], enable PCH DPLL A (active 0, on? 0)for crtc 3 [ 232.497070] [drm:ironlake_enable_shared_dpll], enabling PCH DPLL A [ 232.498453] [drm:intel_update_fbc], disabled per chip default [ 232.498648] [drm:ibx_irq_handler], PCH transcoder A FIFO underrun [ 232.499039] [drm:intel_dp_set_signal_levels], Using signal levels 00000000 [ 232.499715] [drm:intel_dp_set_signal_levels], Using signal levels 00800000 [ 232.500339] [drm:intel_dp_set_signal_levels], Using signal levels 02800000 [ 232.500981] [drm:intel_dp_start_link_train], clock recovery OK [ 232.501922] [drm:intel_dp_set_signal_levels], Using signal levels 00800000 [ 232.502847] [drm:intel_dp_set_signal_levels], Using signal levels 00400000 [ 232.503775] [drm:intel_dp_set_signal_levels], Using signal levels 00000000 [ 232.504716] [drm:intel_dp_set_signal_levels], Using signal levels 00400000 [ 232.505659] [drm:intel_dp_complete_link_train], Channel EQ done. DP Training successful [ 232.523528] [drm:intel_connector_check_state], [CONNECTOR:21:DP-1] [ 232.523538] [drm:check_encoder_state], [ENCODER:8:DAC-8] [ 232.523542] [drm:check_encoder_state], [ENCODER:9:TMDS-9] [ 232.523544] [drm:check_encoder_state], [ENCODER:18:TMDS-18] [ 232.523548] [drm:check_encoder_state], [ENCODER:20:TMDS-20] [ 232.523551] [drm:check_encoder_state], [ENCODER:22:TMDS-22] [ 232.523555] [drm:check_encoder_state], [ENCODER:24:TMDS-24] [ 232.523559] [drm:check_encoder_state], [ENCODER:26:TMDS-26] [ 232.523562] [drm:check_encoder_state], [ENCODER:28:TMDS-28] [ 232.523565] [drm:check_crtc_state], [CRTC:3] [ 232.523591] [drm:check_crtc_state], [CRTC:5] [ 232.523593] [drm:check_shared_dpll_state], PCH DPLL A [ 232.523599] [drm:check_shared_dpll_state], PCH DPLL B [ 237.526843] [drm:drm_mode_addfb], [FB:39] [ 237.590911] [drm:drm_mode_setcrtc], [CRTC:3] [ 237.590919] [drm:drm_mode_setcrtc], [CONNECTOR:21:DP-1] [ 237.590921] [drm:intel_crtc_set_config], [CRTC:3] [FB:39] #connectors=1 (x y) (0 0) [ 237.590926] [drm:intel_set_config_compute_mode_changes], modes are different, full mode set [ 237.590928] [drm:drm_mode_debug_printmodeline], Modeline 41:"800x600" 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5 [ 237.590931] [drm:drm_mode_debug_printmodeline], Modeline 41:"800x600" 56 36000 800 824 896 1024 600 601 603 625 0x40 0x5 [ 237.590934] [drm:intel_set_config_compute_mode_changes], computed changes for [CRTC:3], mode_changed=1, fb_changed=1 [ 237.590938] [drm:intel_modeset_stage_output_state], [CONNECTOR:21:DP-1] to [CRTC:3] [ 237.590941] [drm:intel_modeset_affected_pipes], set mode pipe masks: modeset: 1, prepare: 1, disable: 0 [ 237.590944] [drm:connected_sink_compute_bpp], [CONNECTOR:21:DP-1] checking for sink bpp constrains [ 237.590947] [drm:intel_dp_compute_config], DP link computation with max lane count 4 max bw 0a pixel clock 36000KHz [ 237.590953] [drm:intel_dp_compute_config], DP link bw 06 lane count 1 clock 162000 bpp 24 [ 237.590955] [drm:intel_dp_compute_config], DP link bw required 86400 available 129600 [ 237.590959] [drm:ironlake_check_fdi_lanes], checking fdi config on pipe A, lanes 1 [ 237.590960] [drm:intel_modeset_pipe_config], plane bpp: 24, pipe bpp: 24, dithering: 0 [ 237.590962] [drm:intel_dump_pipe_config], [CRTC:3][modeset] config for pipe A [ 237.590964] [drm:intel_dump_pipe_config], cpu_transcoder: A [ 237.590966] [drm:intel_dump_pipe_config], pipe bpp: 24, dithering: 0 [ 237.590968] [drm:intel_dump_pipe_config], fdi/pch: 1, lanes: 1, gmch_m: 1677721, gmch_n: 4194304, link_m: 69905, link_n: 524288, tu: 64 [ 237.590970] [drm:intel_dump_pipe_config], dp: 1, gmch_m: 1398101, gmch_n: 2097152, link_m: 58254, link_n: 262144, tu: 64 [ 237.590973] [drm:intel_dump_pipe_config], requested mode: [ 237.590974] [drm:drm_mode_debug_printmodeline], Modeline 0:"800x600" 56 36000 800 824 896 1024 600 601 603 625 0x40 0x5 [ 237.590977] [drm:intel_dump_pipe_config], adjusted mode: [ 237.590978] [drm:drm_mode_debug_printmodeline], Modeline 0:"800x600" 56 36000 800 824 896 1024 600 601 603 625 0x40 0x5 [ 237.590981] [drm:intel_dump_crtc_timings], crtc timings: 36000 800 824 896 1024 600 601 603 625, type: 0x40 flags: 0x5 [ 237.590984] [drm:intel_dump_pipe_config], port clock: 162000 [ 237.590985] [drm:intel_dump_pipe_config], pipe src size: 800x600 [ 237.590987] [drm:intel_dump_pipe_config], gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000 [ 237.590989] [drm:intel_dump_pipe_config], pch pfit: pos: 0x00000000, size: 0x00000000, disabled [ 237.590991] [drm:intel_dump_pipe_config], ips: 0 [ 237.590992] [drm:intel_dump_pipe_config], double wide: 0 [ 237.591207] [drm:intel_dp_link_down], [ 237.652691] [drm:g4x_wait_for_vblank], vblank wait timed out [ 237.754754] ------------[ cut here ]------------ [ 237.754803] WARNING: CPU: 0 PID: 3855 at drivers/gpu/drm/i915/intel_display.c:857 intel_wait_for_pipe_off+0x131/0x138 [i915]() [ 237.754807] pipe_off wait timed out [ 237.754809] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_idt iTCO_wdt iTCO_vendor_support dcdbas snd_hda_intel firewire_ohci pcspkr snd_hda_codec lpc_ich snd_hwdep i2c_i801 mfd_core snd_pcm firewire_core snd_page_alloc crc_itu_t snd_timer snd soundcore wmi battery ppdev parport_pc parport ac acpi_cpufreq joydev i915 video button drm_kms_helper drm [ 237.754858] CPU: 0 PID: 3855 Comm: testdisplay Tainted: G W 3.13.0-rc3_drm-intel-next-queued_820c19_20131218+ #3845 [ 237.754862] Hardware name: Dell Inc. Latitude E6510/0JKDHD, BIOS A05 08/10/2010 [ 237.754866] 00000000 c0890e95 f8265b39 c022b5cf f821f691 f5be8000 00070008 ffff0bd9 [ 237.754876] 00000000 c022b64a 00000009 f5787cc8 f8265b39 f5787ce0 f821f691 f82642c1 [ 237.754886] 00000359 f8265b39 f5be8000 f5b885c0 f5b62000 f82203f5 f612cc00 00000000 [ 237.754899] Call Trace: [ 237.754905] [] ? dump_stack+0x3e/0x4e [ 237.754910] [] ? warn_slowpath_common+0x61/0x74 [ 237.754925] [] ? intel_wait_for_pipe_off+0x131/0x138 [i915] [ 237.754928] [] ? warn_slowpath_fmt+0x29/0x2d [ 237.754944] [] ? intel_wait_for_pipe_off+0x131/0x138 [i915] [ 237.754960] [] ? ironlake_crtc_disable+0xc9/0x737 [i915] [ 237.754970] [] ? drm_ut_debug_printk+0x34/0x37 [drm] [ 237.754985] [] ? intel_dump_pipe_config+0x271/0x276 [i915] [ 237.755001] [] ? __intel_set_mode+0xbd6/0xf82 [i915] [ 237.755006] [] ? up+0x9/0x2a [ 237.755009] [] ? console_unlock+0x309/0x33d [ 237.755012] [] ? cont_flush+0x83/0xa4 [ 237.755029] [] ? intel_set_mode+0x11/0x25 [i915] [ 237.755045] [] ? intel_crtc_set_config+0x526/0x6d9 [i915] [ 237.755056] [] ? drm_mode_set_config_internal+0x36/0x8c [drm] [ 237.755065] [] ? drm_mode_setcrtc+0x347/0x3f0 [drm] [ 237.755075] [] ? drm_mode_setplane+0x295/0x295 [drm] [ 237.755082] [] ? drm_ioctl+0x229/0x31b [drm] [ 237.755088] [] ? sata_pmp_error_handler+0x418/0x706 [ 237.755097] [] ? drm_mode_setplane+0x295/0x295 [drm] [ 237.755105] [] ? drm_core_reclaim_buffers+0x52/0x52 [drm] [ 237.755108] [] ? do_vfs_ioctl+0x3f6/0x43d [ 237.755112] [] ? __schedule+0x5a5/0x6c5 [ 237.755116] [] ? vfs_write+0xf1/0x157 [ 237.755119] [] ? sata_pmp_error_handler+0x418/0x706 [ 237.755121] [] ? SyS_ioctl+0x49/0x74 [ 237.755125] [] ? sysenter_do_call+0x12/0x22 [ 237.755128] [] ? sata_pmp_error_handler+0x418/0x706 [ 237.755130] ---[ end trace 6c397be8849716a5 ]--- [ 237.760764] [drm:intel_disable_shared_dpll], disable PCH DPLL A (active 1, on? 1) for crtc 3 [ 237.760775] [drm:intel_disable_shared_dpll], disabling PCH DPLL A [ 237.761194] [drm:intel_update_fbc], no output, disabling [ 237.761218] [drm:intel_get_shared_dpll], CRTC:3 dropping existing PCH DPLL A [ 237.761220] [drm:intel_get_shared_dpll], CRTC:3 using pre-allocated PCH DPLL A [ 237.761222] [drm:intel_get_shared_dpll], using PCH DPLL A for pipe A [ 237.761224] [drm:intel_get_shared_dpll], setting up PCH DPLL A [ 237.761240] [drm:ironlake_update_plane], Writing base 08266000 00000000 0 0 3200 [ 237.761247] [drm:intel_crtc_mode_set], [ENCODER:20:TMDS-20] set [MODE:0:800x600] [ 237.761250] [drm:intel_dp_mode_set], Enabling DP audio on pipe A [ 237.761253] [drm:intel_write_eld], ELD on [CONNECTOR:21:DP-1], [ENCODER:20:TMDS-20] [ 237.761255] [drm:ironlake_write_eld], ELD on pipe A [ 237.761258] [drm:ironlake_write_eld], Audio directed to unknown port [ 237.761260] [drm:ironlake_write_eld], ELD: DisplayPort detected [ 237.813790] [drm:g4x_wait_for_vblank], vblank wait timed out [ 237.865822] [drm:g4x_wait_for_vblank], vblank wait timed out [ 237.866139] [drm:ironlake_fdi_link_train], FDI_RX_IIR 0x100 [ 237.866141] [drm:ironlake_fdi_link_train], FDI train 1 done. [ 237.866298] [drm:ironlake_fdi_link_train], FDI_RX_IIR 0x200 [ 237.866300] [drm:ironlake_fdi_link_train], FDI train 2 done. [ 237.866301] [drm:ironlake_fdi_link_train], FDI train done [ 237.866303] [drm:ironlake_enable_shared_dpll], enable PCH DPLL A (active 0, on? 0)for crtc 3 [ 237.866305] [drm:ironlake_enable_shared_dpll], enabling PCH DPLL A [ 237.867684] [drm:intel_update_fbc], disabled per chip default [ 237.867853] [drm:ibx_irq_handler], PCH transcoder A FIFO underrun [ 237.868285] [drm:intel_dp_set_signal_levels], Using signal levels 00000000 [ 237.868943] [drm:intel_dp_set_signal_levels], Using signal levels 02800000 [ 237.869578] [drm:intel_dp_start_link_train], clock recovery OK [ 237.870576] [drm:intel_dp_set_signal_levels], Using signal levels 00800000 [ 237.871507] [drm:intel_dp_set_signal_levels], Using signal levels 00400000 [ 237.872440] [drm:intel_dp_set_signal_levels], Using signal levels 00000000 [ 237.873390] [drm:intel_dp_set_signal_levels], Using signal levels 00400000 [ 237.874398] [drm:intel_dp_complete_link_train], Channel EQ done. DP Training successful [ 237.893886] [drm:intel_connector_check_state], [CONNECTOR:21:DP-1] [ 237.893900] [drm:check_encoder_state], [ENCODER:8:DAC-8] [ 237.893906] [drm:check_encoder_state], [ENCODER:9:TMDS-9] [ 237.893910] [drm:check_encoder_state], [ENCODER:18:TMDS-18] [ 237.893916] [drm:check_encoder_state], [ENCODER:20:TMDS-20] [ 237.893921] [drm:check_encoder_state], [ENCODER:22:TMDS-22] [ 237.893926] [drm:check_encoder_state], [ENCODER:24:TMDS-24] [ 237.893931] [drm:check_encoder_state], [ENCODER:26:TMDS-26] [ 237.893937] [drm:check_encoder_state], [ENCODER:28:TMDS-28] [ 237.893942] [drm:check_crtc_state], [CRTC:3] [ 237.893971] [drm:check_crtc_state], [CRTC:5] [ 237.893975] [drm:check_shared_dpll_state], PCH DPLL A [ 237.893982] [drm:check_shared_dpll_state], PCH DPLL B [ 242.897237] [drm:drm_mode_addfb], [FB:40] [ 243.004544] [drm:drm_mode_setcrtc], [CRTC:3] [ 243.004555] [drm:drm_mode_setcrtc], [CONNECTOR:21:DP-1] [ 243.004560] [drm:intel_crtc_set_config], [CRTC:3] [FB:40] #connectors=1 (x y) (0 0) [ 243.004567] [drm:intel_set_config_compute_mode_changes], modes are different, full mode set [ 243.004571] [drm:drm_mode_debug_printmodeline], Modeline 41:"800x600" 56 36000 800 824 896 1024 600 601 603 625 0x40 0x5 [ 243.004577] [drm:drm_mode_debug_printmodeline], Modeline 41:"720x576" 50 27000 720 732 796 864 576 581 586 625 0x40 0xa [ 243.004583] [drm:intel_set_config_compute_mode_changes], computed changes for [CRTC:3], mode_changed=1, fb_changed=1 [ 243.004589] [drm:intel_modeset_stage_output_state], [CONNECTOR:21:DP-1] to [CRTC:3] [ 243.004595] [drm:intel_modeset_affected_pipes], set mode pipe masks: modeset: 1, prepare: 1, disable: 0 [ 243.004600] [drm:connected_sink_compute_bpp], [CONNECTOR:21:DP-1] checking for sink bpp constrains [ 243.004605] [drm:intel_dp_compute_config], DP link computation with max lane count 4 max bw 0a pixel clock 27000KHz [ 243.004613] [drm:intel_dp_compute_config], DP link bw 06 lane count 1 clock 162000 bpp 24 [ 243.004617] [drm:intel_dp_compute_config], DP link bw required 64800 available 129600 [ 243.004622] [drm:ironlake_check_fdi_lanes], checking fdi config on pipe A, lanes 1 [ 243.004626] [drm:intel_modeset_pipe_config], plane bpp: 24, pipe bpp: 24, dithering: 0 [ 243.004630] [drm:intel_dump_pipe_config], [CRTC:3][modeset] config for pipe A [ 243.004634] [drm:intel_dump_pipe_config], cpu_transcoder: A [ 243.004637] [drm:intel_dump_pipe_config], pipe bpp: 24, dithering: 0 [ 243.004640] [drm:intel_dump_pipe_config], fdi/pch: 1, lanes: 1, gmch_m: 1258291, gmch_n: 4194304, link_m: 52428, link_n: 524288, tu: 64 [ 243.004646] [drm:intel_dump_pipe_config], dp: 1, gmch_m: 1048576, gmch_n: 2097152, link_m: 43690, link_n: 262144, tu: 64 [ 243.004650] [drm:intel_dump_pipe_config], requested mode: [ 243.004653] [drm:drm_mode_debug_printmodeline], Modeline 0:"720x576" 50 27000 720 732 796 864 576 581 586 625 0x40 0xa [ 243.004659] [drm:intel_dump_pipe_config], adjusted mode: [ 243.004662] [drm:drm_mode_debug_printmodeline], Modeline 0:"720x576" 50 27000 720 732 796 864 576 581 586 625 0x40 0xa [ 243.004667] [drm:intel_dump_crtc_timings], crtc timings: 27000 720 732 796 864 576 581 586 625, type: 0x40 flags: 0xa [ 243.004673] [drm:intel_dump_pipe_config], port clock: 162000 [ 243.004675] [drm:intel_dump_pipe_config], pipe src size: 720x576 [ 243.004678] [drm:intel_dump_pipe_config], gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000 [ 243.004682] [drm:intel_dump_pipe_config], pch pfit: pos: 0x00000000, size: 0x00000000, disabled [ 243.004686] [drm:intel_dump_pipe_config], ips: 0 [ 243.004689] [drm:intel_dump_pipe_config], double wide: 0 [ 243.004876] [drm:intel_dp_link_down], [ 243.069030] [drm:g4x_wait_for_vblank], vblank wait timed out [ 243.171092] ------------[ cut here ]------------ [ 243.171140] WARNING: CPU: 3 PID: 3855 at drivers/gpu/drm/i915/intel_display.c:857 intel_wait_for_pipe_off+0x131/0x138 [i915]() [ 243.171144] pipe_off wait timed out [ 243.171147] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_idt iTCO_wdt iTCO_vendor_support dcdbas snd_hda_intel firewire_ohci pcspkr snd_hda_codec lpc_ich snd_hwdep i2c_i801 mfd_core snd_pcm firewire_core snd_page_alloc crc_itu_t snd_timer snd soundcore wmi battery ppdev parport_pc parport ac acpi_cpufreq joydev i915 video button drm_kms_helper drm [ 243.171196] CPU: 3 PID: 3855 Comm: testdisplay Tainted: G W 3.13.0-rc3_drm-intel-next-queued_820c19_20131218+ #3845 [ 243.171200] Hardware name: Dell Inc. Latitude E6510/0JKDHD, BIOS A05 08/10/2010 [ 243.171204] 00000000 c0890e95 f8265b39 c022b5cf f821f691 f5be8000 00070008 ffff20fe [ 243.171214] 00000000 c022b64a 00000009 f5787cc8 f8265b39 f5787ce0 f821f691 f82642c1 [ 243.171224] 00000359 f8265b39 f5be8000 f5b885c0 f5b62000 f82203f5 f612cc00 00000000 [ 243.171235] Call Trace: [ 243.171244] [] ? dump_stack+0x3e/0x4e [ 243.171253] [] ? warn_slowpath_common+0x61/0x74 [ 243.171288] [] ? intel_wait_for_pipe_off+0x131/0x138 [i915] [ 243.171295] [] ? warn_slowpath_fmt+0x29/0x2d [ 243.171330] [] ? intel_wait_for_pipe_off+0x131/0x138 [i915] [ 243.171366] [] ? ironlake_crtc_disable+0xc9/0x737 [i915] [ 243.171387] [] ? drm_ut_debug_printk+0x34/0x37 [drm] [ 243.171420] [] ? intel_dump_pipe_config+0x271/0x276 [i915] [ 243.171456] [] ? __intel_set_mode+0xbd6/0xf82 [i915] [ 243.171464] [] ? up+0x9/0x2a [ 243.171471] [] ? console_unlock+0x309/0x33d [ 243.171477] [] ? cont_flush+0x83/0xa4 [ 243.171513] [] ? intel_set_mode+0x11/0x25 [i915] [ 243.171549] [] ? intel_crtc_set_config+0x526/0x6d9 [i915] [ 243.171572] [] ? drm_mode_set_config_internal+0x36/0x8c [drm] [ 243.171593] [] ? drm_mode_setcrtc+0x347/0x3f0 [drm] [ 243.171614] [] ? drm_mode_setplane+0x295/0x295 [drm] [ 243.171630] [] ? drm_ioctl+0x229/0x31b [drm] [ 243.171638] [] ? sata_pmp_error_handler+0x418/0x706 [ 243.171658] [] ? drm_mode_setplane+0x295/0x295 [drm] [ 243.171676] [] ? drm_core_reclaim_buffers+0x52/0x52 [drm] [ 243.171683] [] ? do_vfs_ioctl+0x3f6/0x43d [ 243.171689] [] ? __schedule+0x5a5/0x6c5 [ 243.171697] [] ? vfs_write+0xf1/0x157 [ 243.171704] [] ? sata_pmp_error_handler+0x418/0x706 [ 243.171710] [] ? SyS_ioctl+0x49/0x74 [ 243.171717] [] ? sysenter_do_call+0x12/0x22 [ 243.171723] [] ? sata_pmp_error_handler+0x418/0x706 [ 243.171728] ---[ end trace 6c397be8849716a6 ]--- [ 243.175193] [drm:intel_disable_shared_dpll], disable PCH DPLL A (active 1, on? 1) for crtc 3 [ 243.175203] [drm:intel_disable_shared_dpll], disabling PCH DPLL A [ 243.175622] [drm:intel_update_fbc], no output, disabling [ 243.175653] [drm:intel_get_shared_dpll], CRTC:3 dropping existing PCH DPLL A [ 243.175655] [drm:intel_get_shared_dpll], CRTC:3 using pre-allocated PCH DPLL A [ 243.175658] [drm:intel_get_shared_dpll], using PCH DPLL A for pipe A [ 243.175661] [drm:intel_get_shared_dpll], setting up PCH DPLL A [ 243.175679] [drm:ironlake_update_plane], Writing base 0843B000 00000000 0 0 2880 [ 243.175688] [drm:intel_crtc_mode_set], [ENCODER:20:TMDS-20] set [MODE:0:720x576] [ 243.175693] [drm:intel_dp_mode_set], Enabling DP audio on pipe A [ 243.175697] [drm:intel_write_eld], ELD on [CONNECTOR:21:DP-1], [ENCODER:20:TMDS-20] [ 243.175700] [drm:ironlake_write_eld], ELD on pipe A [ 243.175704] [drm:ironlake_write_eld], Audio directed to unknown port [ 243.175706] [drm:ironlake_write_eld], ELD: DisplayPort detected [ 243.228126] [drm:g4x_wait_for_vblank], vblank wait timed out [ 243.280224] [drm:g4x_wait_for_vblank], vblank wait timed out [ 243.280542] [drm:ironlake_fdi_link_train], FDI_RX_IIR 0x100 [ 243.280545] [drm:ironlake_fdi_link_train], FDI train 1 done. [ 243.280703] [drm:ironlake_fdi_link_train], FDI_RX_IIR 0x200 [ 243.280706] [drm:ironlake_fdi_link_train], FDI train 2 done. [ 243.280708] [drm:ironlake_fdi_link_train], FDI train done [ 243.280711] [drm:ironlake_enable_shared_dpll], enable PCH DPLL A (active 0, on? 0)for crtc 3 [ 243.280714] [drm:ironlake_enable_shared_dpll], enabling PCH DPLL A [ 243.282097] [drm:intel_update_fbc], disabled per chip default [ 243.282367] [drm:ibx_irq_handler], PCH transcoder A FIFO underrun [ 243.282693] [drm:intel_dp_set_signal_levels], Using signal levels 00000000 [ 243.283358] [drm:intel_dp_set_signal_levels], Using signal levels 02800000 [ 243.283985] [drm:intel_dp_start_link_train], clock recovery OK [ 243.284924] [drm:intel_dp_set_signal_levels], Using signal levels 00800000 [ 243.285843] [drm:intel_dp_set_signal_levels], Using signal levels 00400000 [ 243.286872] [drm:intel_dp_set_signal_levels], Using signal levels 00000000 [ 243.287809] [drm:intel_dp_set_signal_levels], Using signal levels 00400000 [ 243.288751] [drm:intel_dp_complete_link_train], Channel EQ done. DP Training successful [ 243.310188] [drm:intel_connector_check_state], [CONNECTOR:21:DP-1] [ 243.310203] [drm:check_encoder_state], [ENCODER:8:DAC-8] [ 243.310210] [drm:check_encoder_state], [ENCODER:9:TMDS-9] [ 243.310215] [drm:check_encoder_state], [ENCODER:18:TMDS-18] [ 243.310221] [drm:check_encoder_state], [ENCODER:20:TMDS-20] [ 243.310228] [drm:check_encoder_state], [ENCODER:22:TMDS-22] [ 243.310234] [drm:check_encoder_state], [ENCODER:24:TMDS-24] [ 243.310241] [drm:check_encoder_state], [ENCODER:26:TMDS-26] [ 243.310247] [drm:check_encoder_state], [ENCODER:28:TMDS-28] [ 243.310253] [drm:check_crtc_state], [CRTC:3] [ 243.310284] [drm:check_crtc_state], [CRTC:5] [ 243.310289] [drm:check_shared_dpll_state], PCH DPLL A [ 243.310297] [drm:check_shared_dpll_state], PCH DPLL B [ 248.313537] [drm:drm_mode_addfb], [FB:39] [ 248.409154] [drm:drm_mode_setcrtc], [CRTC:3] [ 248.409164] [drm:drm_mode_setcrtc], [CONNECTOR:21:DP-1] [ 248.409169] [drm:intel_crtc_set_config], [CRTC:3] [FB:39] #connectors=1 (x y) (0 0) [ 248.409177] [drm:intel_set_config_compute_mode_changes], modes are different, full mode set [ 248.409180] [drm:drm_mode_debug_printmodeline], Modeline 41:"720x576" 50 27000 720 732 796 864 576 581 586 625 0x40 0xa [ 248.409186] [drm:drm_mode_debug_printmodeline], Modeline 41:"720x480" 60 27027 720 736 798 858 480 489 495 525 0x40 0xa [ 248.409193] [drm:intel_set_config_compute_mode_changes], computed changes for [CRTC:3], mode_changed=1, fb_changed=1 [ 248.409198] [drm:intel_modeset_stage_output_state], [CONNECTOR:21:DP-1] to [CRTC:3] [ 248.409204] [drm:intel_modeset_affected_pipes], set mode pipe masks: modeset: 1, prepare: 1, disable: 0 [ 248.409210] [drm:connected_sink_compute_bpp], [CONNECTOR:21:DP-1] checking for sink bpp constrains [ 248.409215] [drm:intel_dp_compute_config], DP link computation with max lane count 4 max bw 0a pixel clock 27027KHz [ 248.409220] [drm:intel_dp_compute_config], DP link bw 06 lane count 1 clock 162000 bpp 24 [ 248.409225] [drm:intel_dp_compute_config], DP link bw required 64865 available 129600 [ 248.409230] [drm:ironlake_check_fdi_lanes], checking fdi config on pipe A, lanes 1 [ 248.409233] [drm:intel_modeset_pipe_config], plane bpp: 24, pipe bpp: 24, dithering: 0 [ 248.409237] [drm:intel_dump_pipe_config], [CRTC:3][modeset] config for pipe A [ 248.409242] [drm:intel_dump_pipe_config], cpu_transcoder: A [ 248.409245] [drm:intel_dump_pipe_config], pipe bpp: 24, dithering: 0 [ 248.409248] [drm:intel_dump_pipe_config], fdi/pch: 1, lanes: 1, gmch_m: 1259549, gmch_n: 4194304, link_m: 52481, link_n: 524288, tu: 64 [ 248.409253] [drm:intel_dump_pipe_config], dp: 1, gmch_m: 1049624, gmch_n: 2097152, link_m: 43734, link_n: 262144, tu: 64 [ 248.409258] [drm:intel_dump_pipe_config], requested mode: [ 248.409261] [drm:drm_mode_debug_printmodeline], Modeline 0:"720x480" 60 27027 720 736 798 858 480 489 495 525 0x40 0xa [ 248.409267] [drm:intel_dump_pipe_config], adjusted mode: [ 248.409269] [drm:drm_mode_debug_printmodeline], Modeline 0:"720x480" 60 27027 720 736 798 858 480 489 495 525 0x40 0xa [ 248.409275] [drm:intel_dump_crtc_timings], crtc timings: 27027 720 736 798 858 480 489 495 525, type: 0x40 flags: 0xa [ 248.409280] [drm:intel_dump_pipe_config], port clock: 162000 [ 248.409283] [drm:intel_dump_pipe_config], pipe src size: 720x480 [ 248.409286] [drm:intel_dump_pipe_config], gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000 [ 248.409290] [drm:intel_dump_pipe_config], pch pfit: pos: 0x00000000, size: 0x00000000, disabled [ 248.409294] [drm:intel_dump_pipe_config], ips: 0 [ 248.409296] [drm:intel_dump_pipe_config], double wide: 0 [ 248.409493] [drm:intel_dp_link_down], [ 248.466355] [drm:g4x_wait_for_vblank], vblank wait timed out [ 248.568418] ------------[ cut here ]------------ [ 248.568466] WARNING: CPU: 3 PID: 3855 at drivers/gpu/drm/i915/intel_display.c:857 intel_wait_for_pipe_off+0x131/0x138 [i915]() [ 248.568469] pipe_off wait timed out [ 248.568472] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_idt iTCO_wdt iTCO_vendor_support dcdbas snd_hda_intel firewire_ohci pcspkr snd_hda_codec lpc_ich snd_hwdep i2c_i801 mfd_core snd_pcm firewire_core snd_page_alloc crc_itu_t snd_timer snd soundcore wmi battery ppdev parport_pc parport ac acpi_cpufreq joydev i915 video button drm_kms_helper drm [ 248.568521] CPU: 3 PID: 3855 Comm: testdisplay Tainted: G W 3.13.0-rc3_drm-intel-next-queued_820c19_20131218+ #3845 [ 248.568525] Hardware name: Dell Inc. Latitude E6510/0JKDHD, BIOS A05 08/10/2010 [ 248.568529] 00000000 c0890e95 f8265b39 c022b5cf f821f691 f5be8000 00070008 ffff3610 [ 248.568539] 00000000 c022b64a 00000009 f5787cc8 f8265b39 f5787ce0 f821f691 f82642c1 [ 248.568549] 00000359 f8265b39 f5be8000 f5b885c0 f5b62000 f82203f5 f612cc00 00000000 [ 248.568560] Call Trace: [ 248.568569] [] ? dump_stack+0x3e/0x4e [ 248.568578] [] ? warn_slowpath_common+0x61/0x74 [ 248.568612] [] ? intel_wait_for_pipe_off+0x131/0x138 [i915] [ 248.568619] [] ? warn_slowpath_fmt+0x29/0x2d [ 248.568654] [] ? intel_wait_for_pipe_off+0x131/0x138 [i915] [ 248.568690] [] ? ironlake_crtc_disable+0xc9/0x737 [i915] [ 248.568711] [] ? drm_ut_debug_printk+0x34/0x37 [drm] [ 248.568745] [] ? intel_dump_pipe_config+0x271/0x276 [i915] [ 248.568780] [] ? __intel_set_mode+0xbd6/0xf82 [i915] [ 248.568788] [] ? up+0x9/0x2a [ 248.568795] [] ? console_unlock+0x309/0x33d [ 248.568801] [] ? cont_flush+0x83/0xa4 [ 248.568837] [] ? intel_set_mode+0x11/0x25 [i915] [ 248.568873] [] ? intel_crtc_set_config+0x526/0x6d9 [i915] [ 248.568896] [] ? drm_mode_set_config_internal+0x36/0x8c [drm] [ 248.568917] [] ? drm_mode_setcrtc+0x347/0x3f0 [drm] [ 248.568938] [] ? drm_mode_setplane+0x295/0x295 [drm] [ 248.568954] [] ? drm_ioctl+0x229/0x31b [drm] [ 248.568964] [] ? sata_pmp_error_handler+0x418/0x706 [ 248.568984] [] ? drm_mode_setplane+0x295/0x295 [drm] [ 248.569001] [] ? drm_core_reclaim_buffers+0x52/0x52 [drm] [ 248.569008] [] ? do_vfs_ioctl+0x3f6/0x43d [ 248.569014] [] ? __schedule+0x5a5/0x6c5 [ 248.569022] [] ? vfs_write+0xf1/0x157 [ 248.569029] [] ? sata_pmp_error_handler+0x418/0x706 [ 248.569035] [] ? SyS_ioctl+0x49/0x74 [ 248.569042] [] ? sysenter_do_call+0x12/0x22 [ 248.569048] [] ? sata_pmp_error_handler+0x418/0x706 [ 248.569053] ---[ end trace 6c397be8849716a7 ]--- [ 248.570417] [drm:intel_disable_shared_dpll], disable PCH DPLL A (active 1, on? 1) for crtc 3 [ 248.570424] [drm:intel_disable_shared_dpll], disabling PCH DPLL A [ 248.570840] [drm:intel_update_fbc], no output, disabling [ 248.570857] [drm:intel_get_shared_dpll], CRTC:3 dropping existing PCH DPLL A [ 248.570859] [drm:intel_get_shared_dpll], CRTC:3 using pre-allocated PCH DPLL A [ 248.570860] [drm:intel_get_shared_dpll], using PCH DPLL A for pipe A [ 248.570863] [drm:intel_get_shared_dpll], setting up PCH DPLL A [ 248.570879] [drm:ironlake_update_plane], Writing base 085D0000 00000000 0 0 2880 [ 248.570885] [drm:intel_crtc_mode_set], [ENCODER:20:TMDS-20] set [MODE:0:720x480] [ 248.570889] [drm:intel_dp_mode_set], Enabling DP audio on pipe A [ 248.570891] [drm:intel_write_eld], ELD on [CONNECTOR:21:DP-1], [ENCODER:20:TMDS-20] [ 248.570893] [drm:ironlake_write_eld], ELD on pipe A [ 248.570896] [drm:ironlake_write_eld], Audio directed to unknown port [ 248.570897] [drm:ironlake_write_eld], ELD: DisplayPort detected [ 248.623518] [drm:g4x_wait_for_vblank], vblank wait timed out [ 248.675548] [drm:g4x_wait_for_vblank], vblank wait timed out [ 248.675865] [drm:ironlake_fdi_link_train], FDI_RX_IIR 0x100 [ 248.675868] [drm:ironlake_fdi_link_train], FDI train 1 done. [ 248.676026] [drm:ironlake_fdi_link_train], FDI_RX_IIR 0x200 [ 248.676029] [drm:ironlake_fdi_link_train], FDI train 2 done. [ 248.676031] [drm:ironlake_fdi_link_train], FDI train done [ 248.676034] [drm:ironlake_enable_shared_dpll], enable PCH DPLL A (active 0, on? 0)for crtc 3 [ 248.676037] [drm:ironlake_enable_shared_dpll], enabling PCH DPLL A [ 248.677420] [drm:intel_update_fbc], disabled per chip default [ 248.677668] [drm:ibx_irq_handler], PCH transcoder A FIFO underrun [ 248.678043] [drm:intel_dp_set_signal_levels], Using signal levels 00000000 [ 248.678706] [drm:intel_dp_set_signal_levels], Using signal levels 02800000 [ 248.679346] [drm:intel_dp_start_link_train], clock recovery OK [ 248.680283] [drm:intel_dp_set_signal_levels], Using signal levels 00800000 [ 248.681208] [drm:intel_dp_set_signal_levels], Using signal levels 00400000 [ 248.682140] [drm:intel_dp_set_signal_levels], Using signal levels 00000000 [ 248.683155] [drm:intel_dp_set_signal_levels], Using signal levels 00400000 [ 248.684096] [drm:intel_dp_complete_link_train], Channel EQ done. DP Training successful [ 248.701511] [drm:intel_connector_check_state], [CONNECTOR:21:DP-1] [ 248.701527] [drm:check_encoder_state], [ENCODER:8:DAC-8] [ 248.701533] [drm:check_encoder_state], [ENCODER:9:TMDS-9] [ 248.701538] [drm:check_encoder_state], [ENCODER:18:TMDS-18] [ 248.701545] [drm:check_encoder_state], [ENCODER:20:TMDS-20] [ 248.701551] [drm:check_encoder_state], [ENCODER:22:TMDS-22] [ 248.701558] [drm:check_encoder_state], [ENCODER:24:TMDS-24] [ 248.701564] [drm:check_encoder_state], [ENCODER:26:TMDS-26] [ 248.701570] [drm:check_encoder_state], [ENCODER:28:TMDS-28] [ 248.701576] [drm:check_crtc_state], [CRTC:3] [ 248.701607] [drm:check_crtc_state], [CRTC:5] [ 248.701612] [drm:check_shared_dpll_state], PCH DPLL A [ 248.701620] [drm:check_shared_dpll_state], PCH DPLL B [ 253.704873] [drm:drm_mode_addfb], [FB:40] [ 253.800451] [drm:drm_mode_setcrtc], [CRTC:3] [ 253.800462] [drm:drm_mode_setcrtc], [CONNECTOR:21:DP-1] [ 253.800467] [drm:intel_crtc_set_config], [CRTC:3] [FB:40] #connectors=1 (x y) (0 0) [ 253.800476] [drm:intel_set_config_compute_mode_changes], modes are different, full mode set [ 253.800479] [drm:drm_mode_debug_printmodeline], Modeline 41:"720x480" 60 27027 720 736 798 858 480 489 495 525 0x40 0xa [ 253.800485] [drm:drm_mode_debug_printmodeline], Modeline 41:"720x480" 60 27000 720 736 798 858 480 489 495 525 0x40 0xa [ 253.800492] [drm:intel_set_config_compute_mode_changes], computed changes for [CRTC:3], mode_changed=1, fb_changed=1 [ 253.800497] [drm:intel_modeset_stage_output_state], [CONNECTOR:21:DP-1] to [CRTC:3] [ 253.800503] [drm:intel_modeset_affected_pipes], set mode pipe masks: modeset: 1, prepare: 1, disable: 0 [ 253.800509] [drm:connected_sink_compute_bpp], [CONNECTOR:21:DP-1] checking for sink bpp constrains [ 253.800514] [drm:intel_dp_compute_config], DP link computation with max lane count 4 max bw 0a pixel clock 27000KHz [ 253.800519] [drm:intel_dp_compute_config], DP link bw 06 lane count 1 clock 162000 bpp 24 [ 253.800524] [drm:intel_dp_compute_config], DP link bw required 64800 available 129600 [ 253.800529] [drm:ironlake_check_fdi_lanes], checking fdi config on pipe A, lanes 1 [ 253.800533] [drm:intel_modeset_pipe_config], plane bpp: 24, pipe bpp: 24, dithering: 0 [ 253.800537] [drm:intel_dump_pipe_config], [CRTC:3][modeset] config for pipe A [ 253.800540] [drm:intel_dump_pipe_config], cpu_transcoder: A [ 253.800543] [drm:intel_dump_pipe_config], pipe bpp: 24, dithering: 0 [ 253.800546] [drm:intel_dump_pipe_config], fdi/pch: 1, lanes: 1, gmch_m: 1258291, gmch_n: 4194304, link_m: 52428, link_n: 524288, tu: 64 [ 253.800552] [drm:intel_dump_pipe_config], dp: 1, gmch_m: 1048576, gmch_n: 2097152, link_m: 43690, link_n: 262144, tu: 64 [ 253.800556] [drm:intel_dump_pipe_config], requested mode: [ 253.800559] [drm:drm_mode_debug_printmodeline], Modeline 0:"720x480" 60 27000 720 736 798 858 480 489 495 525 0x40 0xa [ 253.800565] [drm:intel_dump_pipe_config], adjusted mode: [ 253.800567] [drm:drm_mode_debug_printmodeline], Modeline 0:"720x480" 60 27000 720 736 798 858 480 489 495 525 0x40 0xa [ 253.800573] [drm:intel_dump_crtc_timings], crtc timings: 27000 720 736 798 858 480 489 495 525, type: 0x40 flags: 0xa [ 253.800578] [drm:intel_dump_pipe_config], port clock: 162000 [ 253.800581] [drm:intel_dump_pipe_config], pipe src size: 720x480 [ 253.800584] [drm:intel_dump_pipe_config], gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000 [ 253.800588] [drm:intel_dump_pipe_config], pch pfit: pos: 0x00000000, size: 0x00000000, disabled [ 253.800592] [drm:intel_dump_pipe_config], ips: 0 [ 253.800594] [drm:intel_dump_pipe_config], double wide: 0 [ 253.800793] [drm:intel_dp_link_down], [ 253.857679] [drm:g4x_wait_for_vblank], vblank wait timed out [ 253.959742] ------------[ cut here ]------------ [ 253.959791] WARNING: CPU: 3 PID: 3855 at drivers/gpu/drm/i915/intel_display.c:857 intel_wait_for_pipe_off+0x131/0x138 [i915]() [ 253.959795] pipe_off wait timed out [ 253.959798] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_idt iTCO_wdt iTCO_vendor_support dcdbas snd_hda_intel firewire_ohci pcspkr snd_hda_codec lpc_ich snd_hwdep i2c_i801 mfd_core snd_pcm firewire_core snd_page_alloc crc_itu_t snd_timer snd soundcore wmi battery ppdev parport_pc parport ac acpi_cpufreq joydev i915 video button drm_kms_helper drm [ 253.959847] CPU: 3 PID: 3855 Comm: testdisplay Tainted: G W 3.13.0-rc3_drm-intel-next-queued_820c19_20131218+ #3845 [ 253.959851] Hardware name: Dell Inc. Latitude E6510/0JKDHD, BIOS A05 08/10/2010 [ 253.959854] 00000000 c0890e95 f8265b39 c022b5cf f821f691 f5be8000 00070008 ffff4b1c [ 253.959865] 00000000 c022b64a 00000009 f5787cc8 f8265b39 f5787ce0 f821f691 f82642c1 [ 253.959875] 00000359 f8265b39 f5be8000 f5b885c0 f5b62000 f82203f5 f612cc00 00000000 [ 253.959886] Call Trace: [ 253.959895] [] ? dump_stack+0x3e/0x4e [ 253.959905] [] ? warn_slowpath_common+0x61/0x74 [ 253.959939] [] ? intel_wait_for_pipe_off+0x131/0x138 [i915] [ 253.959946] [] ? warn_slowpath_fmt+0x29/0x2d [ 253.959981] [] ? intel_wait_for_pipe_off+0x131/0x138 [i915] [ 253.960017] [] ? ironlake_crtc_disable+0xc9/0x737 [i915] [ 253.960038] [] ? drm_ut_debug_printk+0x34/0x37 [drm] [ 253.960071] [] ? intel_dump_pipe_config+0x271/0x276 [i915] [ 253.960106] [] ? __intel_set_mode+0xbd6/0xf82 [i915] [ 253.960115] [] ? up+0x9/0x2a [ 253.960122] [] ? console_unlock+0x309/0x33d [ 253.960127] [] ? cont_flush+0x83/0xa4 [ 253.960164] [] ? intel_set_mode+0x11/0x25 [i915] [ 253.960200] [] ? intel_crtc_set_config+0x526/0x6d9 [i915] [ 253.960223] [] ? drm_mode_set_config_internal+0x36/0x8c [drm] [ 253.960244] [] ? drm_mode_setcrtc+0x347/0x3f0 [drm] [ 253.960265] [] ? drm_mode_setplane+0x295/0x295 [drm] [ 253.960281] [] ? drm_ioctl+0x229/0x31b [drm] [ 253.960291] [] ? sata_pmp_error_handler+0x418/0x706 [ 253.960311] [] ? drm_mode_setplane+0x295/0x295 [drm] [ 253.960328] [] ? drm_core_reclaim_buffers+0x52/0x52 [drm] [ 253.960335] [] ? do_vfs_ioctl+0x3f6/0x43d [ 253.960342] [] ? __schedule+0x5a5/0x6c5 [ 253.960349] [] ? vfs_write+0xf1/0x157 [ 253.960356] [] ? sata_pmp_error_handler+0x418/0x706 [ 253.960362] [] ? SyS_ioctl+0x49/0x74 [ 253.960369] [] ? sysenter_do_call+0x12/0x22 [ 253.960375] [] ? sata_pmp_error_handler+0x418/0x706 [ 253.960380] ---[ end trace 6c397be8849716a8 ]--- [ 253.963827] [drm:intel_disable_shared_dpll], disable PCH DPLL A (active 1, on? 1) for crtc 3 [ 253.963838] [drm:intel_disable_shared_dpll], disabling PCH DPLL A [ 253.964261] [drm:intel_update_fbc], no output, disabling [ 253.964299] [drm:intel_get_shared_dpll], CRTC:3 dropping existing PCH DPLL A [ 253.964303] [drm:intel_get_shared_dpll], CRTC:3 using pre-allocated PCH DPLL A [ 253.964306] [drm:intel_get_shared_dpll], using PCH DPLL A for pipe A [ 253.964309] [drm:intel_get_shared_dpll], setting up PCH DPLL A [ 253.964329] [drm:ironlake_update_plane], Writing base 08722000 00000000 0 0 2880 [ 253.964339] [drm:intel_crtc_mode_set], [ENCODER:20:TMDS-20] set [MODE:0:720x480] [ 253.964344] [drm:intel_dp_mode_set], Enabling DP audio on pipe A [ 253.964349] [drm:intel_write_eld], ELD on [CONNECTOR:21:DP-1], [ENCODER:20:TMDS-20] [ 253.964353] [drm:ironlake_write_eld], ELD on pipe A [ 253.964357] [drm:ironlake_write_eld], Audio directed to unknown port [ 253.964360] [drm:ironlake_write_eld], ELD: DisplayPort detected [ 254.016848] [drm:g4x_wait_for_vblank], vblank wait timed out [ 254.068880] [drm:g4x_wait_for_vblank], vblank wait timed out [ 254.069199] [drm:ironlake_fdi_link_train], FDI_RX_IIR 0x100 [ 254.069203] [drm:ironlake_fdi_link_train], FDI train 1 done. [ 254.069362] [drm:ironlake_fdi_link_train], FDI_RX_IIR 0x200 [ 254.069365] [drm:ironlake_fdi_link_train], FDI train 2 done. [ 254.069368] [drm:ironlake_fdi_link_train], FDI train done [ 254.069371] [drm:ironlake_enable_shared_dpll], enable PCH DPLL A (active 0, on? 0)for crtc 3 [ 254.069375] [drm:ironlake_enable_shared_dpll], enabling PCH DPLL A [ 254.070761] [drm:intel_update_fbc], disabled per chip default [ 254.071008] [drm:ibx_irq_handler], PCH transcoder A FIFO underrun [ 254.071300] [drm:intel_dp_set_signal_levels], Using signal levels 00000000 [ 254.071963] [drm:intel_dp_set_signal_levels], Using signal levels 02800000 [ 254.072590] [drm:intel_dp_start_link_train], clock recovery OK [ 254.073583] [drm:intel_dp_set_signal_levels], Using signal levels 00800000 [ 254.074517] [drm:intel_dp_set_signal_levels], Using signal levels 00400000 [ 254.075499] [drm:intel_dp_set_signal_levels], Using signal levels 00000000 [ 254.076455] [drm:intel_dp_set_signal_levels], Using signal levels 00400000 [ 254.077459] [drm:intel_dp_complete_link_train], Channel EQ done. DP Training successful [ 254.094836] [drm:intel_connector_check_state], [CONNECTOR:21:DP-1] [ 254.094851] [drm:check_encoder_state], [ENCODER:8:DAC-8] [ 254.094858] [drm:check_encoder_state], [ENCODER:9:TMDS-9] [ 254.094863] [drm:check_encoder_state], [ENCODER:18:TMDS-18] [ 254.094870] [drm:check_encoder_state], [ENCODER:20:TMDS-20] [ 254.094876] [drm:check_encoder_state], [ENCODER:22:TMDS-22] [ 254.094882] [drm:check_encoder_state], [ENCODER:24:TMDS-24] [ 254.094889] [drm:check_encoder_state], [ENCODER:26:TMDS-26] [ 254.094895] [drm:check_encoder_state], [ENCODER:28:TMDS-28] [ 254.094901] [drm:check_crtc_state], [CRTC:3] [ 254.094932] [drm:check_crtc_state], [CRTC:5] [ 254.094937] [drm:check_shared_dpll_state], PCH DPLL A [ 254.094945] [drm:check_shared_dpll_state], PCH DPLL B [ 259.098199] [drm:drm_mode_addfb], [FB:39] [ 259.190699] [drm:drm_mode_setcrtc], [CRTC:3] [ 259.190709] [drm:drm_mode_setcrtc], [CONNECTOR:21:DP-1] [ 259.190714] [drm:intel_crtc_set_config], [CRTC:3] [FB:39] #connectors=1 (x y) (0 0) [ 259.190721] [drm:intel_set_config_compute_mode_changes], modes are different, full mode set [ 259.190724] [drm:drm_mode_debug_printmodeline], Modeline 41:"720x480" 60 27000 720 736 798 858 480 489 495 525 0x40 0xa [ 259.190731] [drm:drm_mode_debug_printmodeline], Modeline 41:"640x480" 75 31500 640 656 720 840 480 481 484 500 0x40 0xa [ 259.190737] [drm:intel_set_config_compute_mode_changes], computed changes for [CRTC:3], mode_changed=1, fb_changed=1 [ 259.190742] [drm:intel_modeset_stage_output_state], [CONNECTOR:21:DP-1] to [CRTC:3] [ 259.190748] [drm:intel_modeset_affected_pipes], set mode pipe masks: modeset: 1, prepare: 1, disable: 0 [ 259.190754] [drm:connected_sink_compute_bpp], [CONNECTOR:21:DP-1] checking for sink bpp constrains [ 259.190759] [drm:intel_dp_compute_config], DP link computation with max lane count 4 max bw 0a pixel clock 31500KHz [ 259.190770] [drm:intel_dp_compute_config], DP link bw 06 lane count 1 clock 162000 bpp 24 [ 259.190774] [drm:intel_dp_compute_config], DP link bw required 75600 available 129600 [ 259.190779] [drm:ironlake_check_fdi_lanes], checking fdi config on pipe A, lanes 1 [ 259.190783] [drm:intel_modeset_pipe_config], plane bpp: 24, pipe bpp: 24, dithering: 0 [ 259.190787] [drm:intel_dump_pipe_config], [CRTC:3][modeset] config for pipe A [ 259.190790] [drm:intel_dump_pipe_config], cpu_transcoder: A [ 259.190793] [drm:intel_dump_pipe_config], pipe bpp: 24, dithering: 0 [ 259.190796] [drm:intel_dump_pipe_config], fdi/pch: 1, lanes: 1, gmch_m: 1468006, gmch_n: 4194304, link_m: 61166, link_n: 524288, tu: 64 [ 259.190801] [drm:intel_dump_pipe_config], dp: 1, gmch_m: 1223338, gmch_n: 2097152, link_m: 50972, link_n: 262144, tu: 64 [ 259.190806] [drm:intel_dump_pipe_config], requested mode: [ 259.190809] [drm:drm_mode_debug_printmodeline], Modeline 0:"640x480" 75 31500 640 656 720 840 480 481 484 500 0x40 0xa [ 259.190814] [drm:intel_dump_pipe_config], adjusted mode: [ 259.190817] [drm:drm_mode_debug_printmodeline], Modeline 0:"640x480" 75 31500 640 656 720 840 480 481 484 500 0x40 0xa [ 259.190823] [drm:intel_dump_crtc_timings], crtc timings: 31500 640 656 720 840 480 481 484 500, type: 0x40 flags: 0xa [ 259.190828] [drm:intel_dump_pipe_config], port clock: 162000 [ 259.190831] [drm:intel_dump_pipe_config], pipe src size: 640x480 [ 259.190834] [drm:intel_dump_pipe_config], gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000 [ 259.190838] [drm:intel_dump_pipe_config], pch pfit: pos: 0x00000000, size: 0x00000000, disabled [ 259.190841] [drm:intel_dump_pipe_config], ips: 0 [ 259.190844] [drm:intel_dump_pipe_config], double wide: 0 [ 259.191082] [drm:intel_dp_link_down], [ 259.256071] [drm:g4x_wait_for_vblank], vblank wait timed out [ 259.358133] ------------[ cut here ]------------ [ 259.358172] WARNING: CPU: 3 PID: 3855 at drivers/gpu/drm/i915/intel_display.c:857 intel_wait_for_pipe_off+0x131/0x138 [i915]() [ 259.358175] pipe_off wait timed out [ 259.358176] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_idt iTCO_wdt iTCO_vendor_support dcdbas snd_hda_intel firewire_ohci pcspkr snd_hda_codec lpc_ich snd_hwdep i2c_i801 mfd_core snd_pcm firewire_core snd_page_alloc crc_itu_t snd_timer snd soundcore wmi battery ppdev parport_pc parport ac acpi_cpufreq joydev i915 video button drm_kms_helper drm [ 259.358209] CPU: 3 PID: 3855 Comm: testdisplay Tainted: G W 3.13.0-rc3_drm-intel-next-queued_820c19_20131218+ #3845 [ 259.358212] Hardware name: Dell Inc. Latitude E6510/0JKDHD, BIOS A05 08/10/2010 [ 259.358214] 00000000 c0890e95 f8265b39 c022b5cf f821f691 f5be8000 00070008 ffff602f [ 259.358221] 00000000 c022b64a 00000009 f5787cc8 f8265b39 f5787ce0 f821f691 f82642c1 [ 259.358228] 00000359 f8265b39 f5be8000 f5b885c0 f5b62000 f82203f5 f612cc00 00000000 [ 259.358234] Call Trace: [ 259.358241] [] ? dump_stack+0x3e/0x4e [ 259.358249] [] ? warn_slowpath_common+0x61/0x74 [ 259.358275] [] ? intel_wait_for_pipe_off+0x131/0x138 [i915] [ 259.358280] [] ? warn_slowpath_fmt+0x29/0x2d [ 259.358306] [] ? intel_wait_for_pipe_off+0x131/0x138 [i915] [ 259.358332] [] ? ironlake_crtc_disable+0xc9/0x737 [i915] [ 259.358348] [] ? drm_ut_debug_printk+0x34/0x37 [drm] [ 259.358373] [] ? intel_dump_pipe_config+0x271/0x276 [i915] [ 259.358399] [] ? __intel_set_mode+0xbd6/0xf82 [i915] [ 259.358404] [] ? up+0x9/0x2a [ 259.358409] [] ? console_unlock+0x309/0x33d [ 259.358413] [] ? cont_flush+0x83/0xa4 [ 259.358440] [] ? intel_set_mode+0x11/0x25 [i915] [ 259.358466] [] ? intel_crtc_set_config+0x526/0x6d9 [i915] [ 259.358483] [] ? drm_mode_set_config_internal+0x36/0x8c [drm] [ 259.358498] [] ? drm_mode_setcrtc+0x347/0x3f0 [drm] [ 259.358513] [] ? drm_mode_setplane+0x295/0x295 [drm] [ 259.358525] [] ? drm_ioctl+0x229/0x31b [drm] [ 259.358532] [] ? sata_pmp_error_handler+0x418/0x706 [ 259.358547] [] ? drm_mode_setplane+0x295/0x295 [drm] [ 259.358559] [] ? drm_core_reclaim_buffers+0x52/0x52 [drm] [ 259.358564] [] ? do_vfs_ioctl+0x3f6/0x43d [ 259.358568] [] ? __schedule+0x5a5/0x6c5 [ 259.358574] [] ? vfs_write+0xf1/0x157 [ 259.358578] [] ? sata_pmp_error_handler+0x418/0x706 [ 259.358582] [] ? SyS_ioctl+0x49/0x74 [ 259.358586] [] ? sysenter_do_call+0x12/0x22 [ 259.358590] [] ? sata_pmp_error_handler+0x418/0x706 [ 259.358593] ---[ end trace 6c397be8849716a9 ]--- [ 259.362146] [drm:intel_disable_shared_dpll], disable PCH DPLL A (active 1, on? 1) for crtc 3 [ 259.362158] [drm:intel_disable_shared_dpll], disabling PCH DPLL A [ 259.362579] [drm:intel_update_fbc], no output, disabling [ 259.362616] [drm:intel_get_shared_dpll], CRTC:3 dropping existing PCH DPLL A [ 259.362620] [drm:intel_get_shared_dpll], CRTC:3 using pre-allocated PCH DPLL A [ 259.362623] [drm:intel_get_shared_dpll], using PCH DPLL A for pipe A [ 259.362627] [drm:intel_get_shared_dpll], setting up PCH DPLL A [ 259.362649] [drm:ironlake_update_plane], Writing base 08874000 00000000 0 0 2560 [ 259.362658] [drm:intel_crtc_mode_set], [ENCODER:20:TMDS-20] set [MODE:0:640x480] [ 259.362664] [drm:intel_dp_mode_set], Enabling DP audio on pipe A [ 259.362668] [drm:intel_write_eld], ELD on [CONNECTOR:21:DP-1], [ENCODER:20:TMDS-20] [ 259.362673] [drm:ironlake_write_eld], ELD on pipe A [ 259.362677] [drm:ironlake_write_eld], Audio directed to unknown port [ 259.362680] [drm:ironlake_write_eld], ELD: DisplayPort detected [ 259.415171] [drm:g4x_wait_for_vblank], vblank wait timed out [ 259.467202] [drm:g4x_wait_for_vblank], vblank wait timed out [ 259.467521] [drm:ironlake_fdi_link_train], FDI_RX_IIR 0x100 [ 259.467524] [drm:ironlake_fdi_link_train], FDI train 1 done. [ 259.467682] [drm:ironlake_fdi_link_train], FDI_RX_IIR 0x200 [ 259.467684] [drm:ironlake_fdi_link_train], FDI train 2 done. [ 259.467687] [drm:ironlake_fdi_link_train], FDI train done [ 259.467689] [drm:ironlake_enable_shared_dpll], enable PCH DPLL A (active 0, on? 0)for crtc 3 [ 259.467693] [drm:ironlake_enable_shared_dpll], enabling PCH DPLL A [ 259.469076] [drm:intel_update_fbc], disabled per chip default [ 259.469195] [drm:ibx_irq_handler], PCH transcoder A FIFO underrun [ 259.469652] [drm:intel_dp_set_signal_levels], Using signal levels 00000000 [ 259.470311] [drm:intel_dp_set_signal_levels], Using signal levels 00800000 [ 259.470931] [drm:intel_dp_set_signal_levels], Using signal levels 02800000 [ 259.471565] [drm:intel_dp_start_link_train], clock recovery OK [ 259.472504] [drm:intel_dp_set_signal_levels], Using signal levels 00800000 [ 259.473426] [drm:intel_dp_set_signal_levels], Using signal levels 00400000 [ 259.474352] [drm:intel_dp_set_signal_levels], Using signal levels 00000000 [ 259.475289] [drm:intel_dp_set_signal_levels], Using signal levels 00400000 [ 259.476228] [drm:intel_dp_complete_link_train], Channel EQ done. DP Training successful [ 259.490160] [drm:intel_connector_check_state], [CONNECTOR:21:DP-1] [ 259.490175] [drm:check_encoder_state], [ENCODER:8:DAC-8] [ 259.490182] [drm:check_encoder_state], [ENCODER:9:TMDS-9] [ 259.490187] [drm:check_encoder_state], [ENCODER:18:TMDS-18] [ 259.490194] [drm:check_encoder_state], [ENCODER:20:TMDS-20] [ 259.490200] [drm:check_encoder_state], [ENCODER:22:TMDS-22] [ 259.490206] [drm:check_encoder_state], [ENCODER:24:TMDS-24] [ 259.490213] [drm:check_encoder_state], [ENCODER:26:TMDS-26] [ 259.490219] [drm:check_encoder_state], [ENCODER:28:TMDS-28] [ 259.490225] [drm:check_crtc_state], [CRTC:3] [ 259.490256] [drm:check_crtc_state], [CRTC:5] [ 259.490261] [drm:check_shared_dpll_state], PCH DPLL A [ 259.490269] [drm:check_shared_dpll_state], PCH DPLL B [ 264.493525] [drm:drm_mode_addfb], [FB:40] [ 264.541545] [drm:drm_mode_setcrtc], [CRTC:3] [ 264.541551] [drm:drm_mode_setcrtc], [CONNECTOR:21:DP-1] [ 264.541554] [drm:intel_crtc_set_config], [CRTC:3] [FB:40] #connectors=1 (x y) (0 0) [ 264.541558] [drm:intel_set_config_compute_mode_changes], modes are different, full mode set [ 264.541560] [drm:drm_mode_debug_printmodeline], Modeline 41:"640x480" 75 31500 640 656 720 840 480 481 484 500 0x40 0xa [ 264.541563] [drm:drm_mode_debug_printmodeline], Modeline 41:"640x480" 73 31500 640 664 704 832 480 489 491 520 0x40 0xa [ 264.541566] [drm:intel_set_config_compute_mode_changes], computed changes for [CRTC:3], mode_changed=1, fb_changed=1 [ 264.541569] [drm:intel_modeset_stage_output_state], [CONNECTOR:21:DP-1] to [CRTC:3] [ 264.541573] [drm:intel_modeset_affected_pipes], set mode pipe masks: modeset: 1, prepare: 1, disable: 0 [ 264.541576] [drm:connected_sink_compute_bpp], [CONNECTOR:21:DP-1] checking for sink bpp constrains [ 264.541579] [drm:intel_dp_compute_config], DP link computation with max lane count 4 max bw 0a pixel clock 31500KHz [ 264.541585] [drm:intel_dp_compute_config], DP link bw 06 lane count 1 clock 162000 bpp 24 [ 264.541587] [drm:intel_dp_compute_config], DP link bw required 75600 available 129600 [ 264.541591] [drm:ironlake_check_fdi_lanes], checking fdi config on pipe A, lanes 1 [ 264.541592] [drm:intel_modeset_pipe_config], plane bpp: 24, pipe bpp: 24, dithering: 0 [ 264.541595] [drm:intel_dump_pipe_config], [CRTC:3][modeset] config for pipe A [ 264.541596] [drm:intel_dump_pipe_config], cpu_transcoder: A [ 264.541598] [drm:intel_dump_pipe_config], pipe bpp: 24, dithering: 0 [ 264.541599] [drm:intel_dump_pipe_config], fdi/pch: 1, lanes: 1, gmch_m: 1468006, gmch_n: 4194304, link_m: 61166, link_n: 524288, tu: 64 [ 264.541602] [drm:intel_dump_pipe_config], dp: 1, gmch_m: 1223338, gmch_n: 2097152, link_m: 50972, link_n: 262144, tu: 64 [ 264.541604] [drm:intel_dump_pipe_config], requested mode: [ 264.541605] [drm:drm_mode_debug_printmodeline], Modeline 0:"640x480" 73 31500 640 664 704 832 480 489 491 520 0x40 0xa [ 264.541608] [drm:intel_dump_pipe_config], adjusted mode: [ 264.541610] [drm:drm_mode_debug_printmodeline], Modeline 0:"640x480" 73 31500 640 664 704 832 480 489 491 520 0x40 0xa [ 264.541612] [drm:intel_dump_crtc_timings], crtc timings: 31500 640 664 704 832 480 489 491 520, type: 0x40 flags: 0xa [ 264.541616] [drm:intel_dump_pipe_config], port clock: 162000 [ 264.541617] [drm:intel_dump_pipe_config], pipe src size: 640x480 [ 264.541619] [drm:intel_dump_pipe_config], gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000 [ 264.541622] [drm:intel_dump_pipe_config], pch pfit: pos: 0x00000000, size: 0x00000000, disabled [ 264.541624] [drm:intel_dump_pipe_config], ips: 0 [ 264.541625] [drm:intel_dump_pipe_config], double wide: 0 [ 264.541891] [drm:intel_dp_link_down], [ 264.600331] [drm:g4x_wait_for_vblank], vblank wait timed out [ 264.702432] ------------[ cut here ]------------ [ 264.702477] WARNING: CPU: 3 PID: 3855 at drivers/gpu/drm/i915/intel_display.c:857 intel_wait_for_pipe_off+0x131/0x138 [i915]() [ 264.702480] pipe_off wait timed out [ 264.702483] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_idt iTCO_wdt iTCO_vendor_support dcdbas snd_hda_intel firewire_ohci pcspkr snd_hda_codec lpc_ich snd_hwdep i2c_i801 mfd_core snd_pcm firewire_core snd_page_alloc crc_itu_t snd_timer snd soundcore wmi battery ppdev parport_pc parport ac acpi_cpufreq joydev i915 video button drm_kms_helper drm [ 264.702521] CPU: 3 PID: 3855 Comm: testdisplay Tainted: G W 3.13.0-rc3_drm-intel-next-queued_820c19_20131218+ #3845 [ 264.702524] Hardware name: Dell Inc. Latitude E6510/0JKDHD, BIOS A05 08/10/2010 [ 264.702527] 00000000 c0890e95 f8265b39 c022b5cf f821f691 f5be8000 00070008 ffff750c [ 264.702536] 00000000 c022b64a 00000009 f5787cc8 f8265b39 f5787ce0 f821f691 f82642c1 [ 264.702544] 00000359 f8265b39 f5be8000 f5b885c0 f5b62000 f82203f5 f612cc00 00000000 [ 264.702552] Call Trace: [ 264.702560] [] ? dump_stack+0x3e/0x4e [ 264.702568] [] ? warn_slowpath_common+0x61/0x74 [ 264.702599] [] ? intel_wait_for_pipe_off+0x131/0x138 [i915] [ 264.702605] [] ? warn_slowpath_fmt+0x29/0x2d [ 264.702637] [] ? intel_wait_for_pipe_off+0x131/0x138 [i915] [ 264.702669] [] ? ironlake_crtc_disable+0xc9/0x737 [i915] [ 264.702688] [] ? drm_ut_debug_printk+0x34/0x37 [drm] [ 264.702719] [] ? intel_dump_pipe_config+0x271/0x276 [i915] [ 264.702751] [] ? __intel_set_mode+0xbd6/0xf82 [i915] [ 264.702758] [] ? up+0x9/0x2a [ 264.702764] [] ? console_unlock+0x309/0x33d [ 264.702768] [] ? cont_flush+0x83/0xa4 [ 264.702801] [] ? intel_set_mode+0x11/0x25 [i915] [ 264.702834] [] ? intel_crtc_set_config+0x526/0x6d9 [i915] [ 264.702854] [] ? drm_mode_set_config_internal+0x36/0x8c [drm] [ 264.702872] [] ? drm_mode_setcrtc+0x347/0x3f0 [drm] [ 264.702891] [] ? drm_mode_setplane+0x295/0x295 [drm] [ 264.702905] [] ? drm_ioctl+0x229/0x31b [drm] [ 264.702912] [] ? sata_pmp_error_handler+0x418/0x706 [ 264.702930] [] ? drm_mode_setplane+0x295/0x295 [drm] [ 264.702946] [] ? drm_core_reclaim_buffers+0x52/0x52 [drm] [ 264.702951] [] ? do_vfs_ioctl+0x3f6/0x43d [ 264.702956] [] ? __schedule+0x5a5/0x6c5 [ 264.702962] [] ? vfs_write+0xf1/0x157 [ 264.702968] [] ? sata_pmp_error_handler+0x418/0x706 [ 264.702972] [] ? SyS_ioctl+0x49/0x74 [ 264.702978] [] ? sysenter_do_call+0x12/0x22 [ 264.702983] [] ? sata_pmp_error_handler+0x418/0x706 [ 264.702987] ---[ end trace 6c397be8849716aa ]--- [ 264.706382] [drm:intel_disable_shared_dpll], disable PCH DPLL A (active 1, on? 1) for crtc 3 [ 264.706396] [drm:intel_disable_shared_dpll], disabling PCH DPLL A [ 264.706820] [drm:intel_update_fbc], no output, disabling [ 264.706881] [drm:intel_get_shared_dpll], CRTC:3 dropping existing PCH DPLL A [ 264.706886] [drm:intel_get_shared_dpll], CRTC:3 using pre-allocated PCH DPLL A [ 264.706891] [drm:intel_get_shared_dpll], using PCH DPLL A for pipe A [ 264.706896] [drm:intel_get_shared_dpll], setting up PCH DPLL A [ 264.706918] [drm:ironlake_update_plane], Writing base 089A0000 00000000 0 0 2560 [ 264.706930] [drm:intel_crtc_mode_set], [ENCODER:20:TMDS-20] set [MODE:0:640x480] [ 264.706940] [drm:intel_dp_mode_set], Enabling DP audio on pipe A [ 264.706946] [drm:intel_write_eld], ELD on [CONNECTOR:21:DP-1], [ENCODER:20:TMDS-20] [ 264.706951] [drm:ironlake_write_eld], ELD on pipe A [ 264.706957] [drm:ironlake_write_eld], Audio directed to unknown port [ 264.706961] [drm:ironlake_write_eld], ELD: DisplayPort detected [ 264.759469] [drm:g4x_wait_for_vblank], vblank wait timed out [ 264.810097] [drm:intel_hpd_irq_handler], Received HPD interrupt on PIN 4 - cnt: 0 [ 264.811502] [drm:g4x_wait_for_vblank], vblank wait timed out [ 264.811822] [drm:ironlake_fdi_link_train], FDI_RX_IIR 0x100 [ 264.811825] [drm:ironlake_fdi_link_train], FDI train 1 done. [ 264.811984] [drm:ironlake_fdi_link_train], FDI_RX_IIR 0x200 [ 264.811987] [drm:ironlake_fdi_link_train], FDI train 2 done. [ 264.811990] [drm:ironlake_fdi_link_train], FDI train done [ 264.811993] [drm:ironlake_enable_shared_dpll], enable PCH DPLL A (active 0, on? 0)for crtc 3 [ 264.811997] [drm:ironlake_enable_shared_dpll], enabling PCH DPLL A [ 264.813384] [drm:intel_update_fbc], disabled per chip default [ 264.813597] [drm:ibx_irq_handler], PCH transcoder A FIFO underrun [ 264.813914] [drm:intel_dp_set_signal_levels], Using signal levels 00000000 [ 264.814575] [drm:intel_dp_set_signal_levels], Using signal levels 00800000 [ 264.815190] [drm:intel_dp_set_signal_levels], Using signal levels 02800000 [ 264.815955] [drm:intel_dp_start_link_train], clock recovery OK [ 264.816892] [drm:intel_dp_set_signal_levels], Using signal levels 00800000 [ 264.817808] [drm:intel_dp_set_signal_levels], Using signal levels 00400000 [ 264.818739] [drm:intel_dp_set_signal_levels], Using signal levels 00000000 [ 264.819681] [drm:intel_dp_set_signal_levels], Using signal levels 00400000 [ 264.820618] [drm:intel_dp_complete_link_train], Channel EQ done. DP Training successful [ 264.834443] [drm:intel_connector_check_state], [CONNECTOR:21:DP-1] [ 264.834453] [drm:check_encoder_state], [ENCODER:8:DAC-8] [ 264.834457] [drm:check_encoder_state], [ENCODER:9:TMDS-9] [ 264.834460] [drm:check_encoder_state], [ENCODER:18:TMDS-18] [ 264.834464] [drm:check_encoder_state], [ENCODER:20:TMDS-20] [ 264.834467] [drm:check_encoder_state], [ENCODER:22:TMDS-22] [ 264.834471] [drm:check_encoder_state], [ENCODER:24:TMDS-24] [ 264.834475] [drm:check_encoder_state], [ENCODER:26:TMDS-26] [ 264.834478] [drm:check_encoder_state], [ENCODER:28:TMDS-28] [ 264.834482] [drm:check_crtc_state], [CRTC:3] [ 264.834514] [drm:check_crtc_state], [CRTC:5] [ 264.834516] [drm:check_shared_dpll_state], PCH DPLL A [ 264.834522] [drm:check_shared_dpll_state], PCH DPLL B [ 264.834575] [drm:i915_hotplug_work_func], running encoder hotplug functions [ 264.834578] [drm:i915_hotplug_work_func], Connector HDMI-A-1 (pin 4) received hotplug event. [ 264.834581] [drm:i915_hotplug_work_func], Connector DP-1 (pin 4) received hotplug event. [ 264.834583] [drm:intel_hdmi_detect], [CONNECTOR:19:HDMI-A-1] [ 264.834796] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1) [ 264.834800] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb [ 264.835288] [drm:intel_dp_get_dpcd], DPCD: 11 0a 84 00 01 00 00 00 00 00 00 00 00 00 00 [ 264.836757] [drm:intel_dp_detect], [CONNECTOR:21:DP-1] [ 264.837040] [drm:intel_dp_get_dpcd], DPCD: 11 0a 84 00 01 00 00 00 00 00 00 00 00 00 00 [ 264.837881] [drm:i2c_algo_dp_aux_xfer], dp_aux_xfer return 2 [ 264.861239] [drm:i2c_algo_dp_aux_xfer], dp_aux_xfer return 2 [ 264.884632] [drm:i2c_algo_dp_aux_xfer], dp_aux_xfer return 2 [ 264.884635] [drm:drm_detect_monitor_audio], Monitor has basic audio support [ 269.837762] [drm:drm_mode_addfb], [FB:39] [ 269.886416] [drm:drm_mode_setcrtc], [CRTC:3] [ 269.886422] [drm:drm_mode_setcrtc], [CONNECTOR:21:DP-1] [ 269.886425] [drm:intel_crtc_set_config], [CRTC:3] [FB:39] #connectors=1 (x y) (0 0) [ 269.886429] [drm:intel_set_config_compute_mode_changes], modes are different, full mode set [ 269.886431] [drm:drm_mode_debug_printmodeline], Modeline 41:"640x480" 73 31500 640 664 704 832 480 489 491 520 0x40 0xa [ 269.886433] [drm:drm_mode_debug_printmodeline], Modeline 41:"640x480" 67 30240 640 704 768 864 480 483 486 525 0x40 0xa [ 269.886437] [drm:intel_set_config_compute_mode_changes], computed changes for [CRTC:3], mode_changed=1, fb_changed=1 [ 269.886440] [drm:intel_modeset_stage_output_state], [CONNECTOR:21:DP-1] to [CRTC:3] [ 269.886443] [drm:intel_modeset_affected_pipes], set mode pipe masks: modeset: 1, prepare: 1, disable: 0 [ 269.886446] [drm:connected_sink_compute_bpp], [CONNECTOR:21:DP-1] checking for sink bpp constrains [ 269.886449] [drm:intel_dp_compute_config], DP link computation with max lane count 4 max bw 0a pixel clock 30240KHz [ 269.886455] [drm:intel_dp_compute_config], DP link bw 06 lane count 1 clock 162000 bpp 24 [ 269.886457] [drm:intel_dp_compute_config], DP link bw required 72576 available 129600 [ 269.886460] [drm:ironlake_check_fdi_lanes], checking fdi config on pipe A, lanes 1 [ 269.886462] [drm:intel_modeset_pipe_config], plane bpp: 24, pipe bpp: 24, dithering: 0 [ 269.886464] [drm:intel_dump_pipe_config], [CRTC:3][modeset] config for pipe A [ 269.886466] [drm:intel_dump_pipe_config], cpu_transcoder: A [ 269.886468] [drm:intel_dump_pipe_config], pipe bpp: 24, dithering: 0 [ 269.886469] [drm:intel_dump_pipe_config], fdi/pch: 1, lanes: 1, gmch_m: 1409286, gmch_n: 4194304, link_m: 58720, link_n: 524288, tu: 64 [ 269.886472] [drm:intel_dump_pipe_config], dp: 1, gmch_m: 1174405, gmch_n: 2097152, link_m: 48933, link_n: 262144, tu: 64 [ 269.886474] [drm:intel_dump_pipe_config], requested mode: [ 269.886475] [drm:drm_mode_debug_printmodeline], Modeline 0:"640x480" 67 30240 640 704 768 864 480 483 486 525 0x40 0xa [ 269.886478] [drm:intel_dump_pipe_config], adjusted mode: [ 269.886480] [drm:drm_mode_debug_printmodeline], Modeline 0:"640x480" 67 30240 640 704 768 864 480 483 486 525 0x40 0xa [ 269.886482] [drm:intel_dump_crtc_timings], crtc timings: 30240 640 704 768 864 480 483 486 525, type: 0x40 flags: 0xa [ 269.886485] [drm:intel_dump_pipe_config], port clock: 162000 [ 269.886487] [drm:intel_dump_pipe_config], pipe src size: 640x480 [ 269.886488] [drm:intel_dump_pipe_config], gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000 [ 269.886491] [drm:intel_dump_pipe_config], pch pfit: pos: 0x00000000, size: 0x00000000, disabled [ 269.886493] [drm:intel_dump_pipe_config], ips: 0 [ 269.886495] [drm:intel_dump_pipe_config], double wide: 0 [ 269.886760] [drm:intel_dp_link_down], [ 269.945593] [drm:g4x_wait_for_vblank], vblank wait timed out [ 270.047657] ------------[ cut here ]------------ [ 270.047705] WARNING: CPU: 0 PID: 3855 at drivers/gpu/drm/i915/intel_display.c:857 intel_wait_for_pipe_off+0x131/0x138 [i915]() [ 270.047709] pipe_off wait timed out [ 270.047712] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_idt iTCO_wdt iTCO_vendor_support dcdbas snd_hda_intel firewire_ohci pcspkr snd_hda_codec lpc_ich snd_hwdep i2c_i801 mfd_core snd_pcm firewire_core snd_page_alloc crc_itu_t snd_timer snd soundcore wmi battery ppdev parport_pc parport ac acpi_cpufreq joydev i915 video button drm_kms_helper drm [ 270.047761] CPU: 0 PID: 3855 Comm: testdisplay Tainted: G W 3.13.0-rc3_drm-intel-next-queued_820c19_20131218+ #3845 [ 270.047764] Hardware name: Dell Inc. Latitude E6510/0JKDHD, BIOS A05 08/10/2010 [ 270.047768] 00000000 c0890e95 f8265b39 c022b5cf f821f691 f5be8000 00070008 ffff89ea [ 270.047779] 00000000 c022b64a 00000009 f5787cc8 f8265b39 f5787ce0 f821f691 f82642c1 [ 270.047789] 00000359 f8265b39 f5be8000 f5b885c0 f5b62000 f82203f5 f612cc00 00000000 [ 270.047799] Call Trace: [ 270.047811] [] ? dump_stack+0x3e/0x4e [ 270.047816] [] ? warn_slowpath_common+0x61/0x74 [ 270.047830] [] ? intel_wait_for_pipe_off+0x131/0x138 [i915] [ 270.047833] [] ? warn_slowpath_fmt+0x29/0x2d [ 270.047847] [] ? intel_wait_for_pipe_off+0x131/0x138 [i915] [ 270.047862] [] ? ironlake_crtc_disable+0xc9/0x737 [i915] [ 270.047871] [] ? drm_ut_debug_printk+0x34/0x37 [drm] [ 270.047885] [] ? intel_dump_pipe_config+0x271/0x276 [i915] [ 270.047900] [] ? __intel_set_mode+0xbd6/0xf82 [i915] [ 270.047904] [] ? up+0x9/0x2a [ 270.047908] [] ? console_unlock+0x309/0x33d [ 270.047910] [] ? cont_flush+0x83/0xa4 [ 270.047925] [] ? intel_set_mode+0x11/0x25 [i915] [ 270.047940] [] ? intel_crtc_set_config+0x526/0x6d9 [i915] [ 270.047950] [] ? drm_mode_set_config_internal+0x36/0x8c [drm] [ 270.047958] [] ? drm_mode_setcrtc+0x347/0x3f0 [drm] [ 270.047967] [] ? drm_mode_setplane+0x295/0x295 [drm] [ 270.047974] [] ? drm_ioctl+0x229/0x31b [drm] [ 270.047978] [] ? sata_pmp_error_handler+0x418/0x706 [ 270.047986] [] ? drm_mode_setplane+0x295/0x295 [drm] [ 270.047993] [] ? drm_core_reclaim_buffers+0x52/0x52 [drm] [ 270.047996] [] ? do_vfs_ioctl+0x3f6/0x43d [ 270.047999] [] ? __schedule+0x5a5/0x6c5 [ 270.048003] [] ? vfs_write+0xf1/0x157 [ 270.048005] [] ? sata_pmp_error_handler+0x418/0x706 [ 270.048008] [] ? SyS_ioctl+0x49/0x74 [ 270.048011] [] ? sysenter_do_call+0x12/0x22 [ 270.048014] [] ? sata_pmp_error_handler+0x418/0x706 [ 270.048015] ---[ end trace 6c397be8849716ab ]--- [ 270.051666] [drm:intel_disable_shared_dpll], disable PCH DPLL A (active 1, on? 1) for crtc 3 [ 270.051677] [drm:intel_disable_shared_dpll], disabling PCH DPLL A [ 270.052096] [drm:intel_update_fbc], no output, disabling [ 270.052122] [drm:intel_get_shared_dpll], CRTC:3 dropping existing PCH DPLL A [ 270.052124] [drm:intel_get_shared_dpll], CRTC:3 using pre-allocated PCH DPLL A [ 270.052125] [drm:intel_get_shared_dpll], using PCH DPLL A for pipe A [ 270.052127] [drm:intel_get_shared_dpll], setting up PCH DPLL A [ 270.052147] [drm:ironlake_update_plane], Writing base 08ACC000 00000000 0 0 2560 [ 270.052153] [drm:intel_crtc_mode_set], [ENCODER:20:TMDS-20] set [MODE:0:640x480] [ 270.052157] [drm:intel_dp_mode_set], Enabling DP audio on pipe A [ 270.052159] [drm:intel_write_eld], ELD on [CONNECTOR:21:DP-1], [ENCODER:20:TMDS-20] [ 270.052161] [drm:ironlake_write_eld], ELD on pipe A [ 270.052164] [drm:ironlake_write_eld], Audio directed to unknown port [ 270.052166] [drm:ironlake_write_eld], ELD: DisplayPort detected [ 270.104692] [drm:g4x_wait_for_vblank], vblank wait timed out [ 270.156725] [drm:g4x_wait_for_vblank], vblank wait timed out [ 270.157042] [drm:ironlake_fdi_link_train], FDI_RX_IIR 0x100 [ 270.157044] [drm:ironlake_fdi_link_train], FDI train 1 done. [ 270.157201] [drm:ironlake_fdi_link_train], FDI_RX_IIR 0x200 [ 270.157203] [drm:ironlake_fdi_link_train], FDI train 2 done. [ 270.157204] [drm:ironlake_fdi_link_train], FDI train done [ 270.157206] [drm:ironlake_enable_shared_dpll], enable PCH DPLL A (active 0, on? 0)for crtc 3 [ 270.157208] [drm:ironlake_enable_shared_dpll], enabling PCH DPLL A [ 270.158588] [drm:intel_update_fbc], disabled per chip default [ 270.158839] [drm:ibx_irq_handler], PCH transcoder A FIFO underrun [ 270.159222] [drm:intel_dp_set_signal_levels], Using signal levels 00000000 [ 270.159884] [drm:intel_dp_set_signal_levels], Using signal levels 02800000 [ 270.160522] [drm:intel_dp_start_link_train], clock recovery OK [ 270.161455] [drm:intel_dp_set_signal_levels], Using signal levels 00800000 [ 270.162385] [drm:intel_dp_set_signal_levels], Using signal levels 00400000 [ 270.163375] [drm:intel_dp_set_signal_levels], Using signal levels 00000000 [ 270.164350] [drm:intel_dp_set_signal_levels], Using signal levels 00400000 [ 270.165317] [drm:intel_dp_complete_link_train], Channel EQ done. DP Training successful [ 270.180749] [drm:intel_connector_check_state], [CONNECTOR:21:DP-1] [ 270.180765] [drm:check_encoder_state], [ENCODER:8:DAC-8] [ 270.180772] [drm:check_encoder_state], [ENCODER:9:TMDS-9] [ 270.180777] [drm:check_encoder_state], [ENCODER:18:TMDS-18] [ 270.180784] [drm:check_encoder_state], [ENCODER:20:TMDS-20] [ 270.180790] [drm:check_encoder_state], [ENCODER:22:TMDS-22] [ 270.180797] [drm:check_encoder_state], [ENCODER:24:TMDS-24] [ 270.180803] [drm:check_encoder_state], [ENCODER:26:TMDS-26] [ 270.180810] [drm:check_encoder_state], [ENCODER:28:TMDS-28] [ 270.180816] [drm:check_crtc_state], [CRTC:3] [ 270.180848] [drm:check_crtc_state], [CRTC:5] [ 270.180853] [drm:check_shared_dpll_state], PCH DPLL A [ 270.180862] [drm:check_shared_dpll_state], PCH DPLL B [ 275.184117] [drm:drm_mode_addfb], [FB:40] [ 275.276719] [drm:drm_mode_setcrtc], [CRTC:3] [ 275.276729] [drm:drm_mode_setcrtc], [CONNECTOR:21:DP-1] [ 275.276734] [drm:intel_crtc_set_config], [CRTC:3] [FB:40] #connectors=1 (x y) (0 0) [ 275.276741] [drm:intel_set_config_compute_mode_changes], modes are different, full mode set [ 275.276744] [drm:drm_mode_debug_printmodeline], Modeline 41:"640x480" 67 30240 640 704 768 864 480 483 486 525 0x40 0xa [ 275.276751] [drm:drm_mode_debug_printmodeline], Modeline 41:"640x480" 60 25200 640 656 752 800 480 490 492 525 0x40 0xa [ 275.276757] [drm:intel_set_config_compute_mode_changes], computed changes for [CRTC:3], mode_changed=1, fb_changed=1 [ 275.276762] [drm:intel_modeset_stage_output_state], [CONNECTOR:21:DP-1] to [CRTC:3] [ 275.276768] [drm:intel_modeset_affected_pipes], set mode pipe masks: modeset: 1, prepare: 1, disable: 0 [ 275.276773] [drm:connected_sink_compute_bpp], [CONNECTOR:21:DP-1] checking for sink bpp constrains [ 275.276778] [drm:intel_dp_compute_config], DP link computation with max lane count 4 max bw 0a pixel clock 25200KHz [ 275.276783] [drm:intel_dp_compute_config], DP link bw 06 lane count 1 clock 162000 bpp 24 [ 275.276787] [drm:intel_dp_compute_config], DP link bw required 60480 available 129600 [ 275.276792] [drm:ironlake_check_fdi_lanes], checking fdi config on pipe A, lanes 1 [ 275.276796] [drm:intel_modeset_pipe_config], plane bpp: 24, pipe bpp: 24, dithering: 0 [ 275.276800] [drm:intel_dump_pipe_config], [CRTC:3][modeset] config for pipe A [ 275.276803] [drm:intel_dump_pipe_config], cpu_transcoder: A [ 275.276806] [drm:intel_dump_pipe_config], pipe bpp: 24, dithering: 0 [ 275.276809] [drm:intel_dump_pipe_config], fdi/pch: 1, lanes: 1, gmch_m: 1174405, gmch_n: 4194304, link_m: 48933, link_n: 524288, tu: 64 [ 275.276814] [drm:intel_dump_pipe_config], dp: 1, gmch_m: 978670, gmch_n: 2097152, link_m: 40777, link_n: 262144, tu: 64 [ 275.276819] [drm:intel_dump_pipe_config], requested mode: [ 275.276822] [drm:drm_mode_debug_printmodeline], Modeline 0:"640x480" 60 25200 640 656 752 800 480 490 492 525 0x40 0xa [ 275.276828] [drm:intel_dump_pipe_config], adjusted mode: [ 275.276831] [drm:drm_mode_debug_printmodeline], Modeline 0:"640x480" 60 25200 640 656 752 800 480 490 492 525 0x40 0xa [ 275.276836] [drm:intel_dump_crtc_timings], crtc timings: 25200 640 656 752 800 480 490 492 525, type: 0x40 flags: 0xa [ 275.276841] [drm:intel_dump_pipe_config], port clock: 162000 [ 275.276844] [drm:intel_dump_pipe_config], pipe src size: 640x480 [ 275.276847] [drm:intel_dump_pipe_config], gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000 [ 275.276851] [drm:intel_dump_pipe_config], pch pfit: pos: 0x00000000, size: 0x00000000, disabled [ 275.276855] [drm:intel_dump_pipe_config], ips: 0 [ 275.276857] [drm:intel_dump_pipe_config], double wide: 0 [ 275.277070] [drm:intel_dp_link_down], [ 275.338918] [drm:g4x_wait_for_vblank], vblank wait timed out [ 275.440981] ------------[ cut here ]------------ [ 275.441028] WARNING: CPU: 3 PID: 3855 at drivers/gpu/drm/i915/intel_display.c:857 intel_wait_for_pipe_off+0x131/0x138 [i915]() [ 275.441032] pipe_off wait timed out [ 275.441035] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_idt iTCO_wdt iTCO_vendor_support dcdbas snd_hda_intel firewire_ohci pcspkr snd_hda_codec lpc_ich snd_hwdep i2c_i801 mfd_core snd_pcm firewire_core snd_page_alloc crc_itu_t snd_timer snd soundcore wmi battery ppdev parport_pc parport ac acpi_cpufreq joydev i915 video button drm_kms_helper drm [ 275.441083] CPU: 3 PID: 3855 Comm: testdisplay Tainted: G W 3.13.0-rc3_drm-intel-next-queued_820c19_20131218+ #3845 [ 275.441087] Hardware name: Dell Inc. Latitude E6510/0JKDHD, BIOS A05 08/10/2010 [ 275.441091] 00000000 c0890e95 f8265b39 c022b5cf f821f691 f5be8000 00070008 ffff9ef8 [ 275.441101] 00000000 c022b64a 00000009 f5787cc8 f8265b39 f5787ce0 f821f691 f82642c1 [ 275.441111] 00000359 f8265b39 f5be8000 f5b885c0 f5b62000 f82203f5 f612cc00 00000000 [ 275.441122] Call Trace: [ 275.441131] [] ? dump_stack+0x3e/0x4e [ 275.441140] [] ? warn_slowpath_common+0x61/0x74 [ 275.441174] [] ? intel_wait_for_pipe_off+0x131/0x138 [i915] [ 275.441181] [] ? warn_slowpath_fmt+0x29/0x2d [ 275.441216] [] ? intel_wait_for_pipe_off+0x131/0x138 [i915] [ 275.441252] [] ? ironlake_crtc_disable+0xc9/0x737 [i915] [ 275.441273] [] ? drm_ut_debug_printk+0x34/0x37 [drm] [ 275.441306] [] ? intel_dump_pipe_config+0x271/0x276 [i915] [ 275.441341] [] ? __intel_set_mode+0xbd6/0xf82 [i915] [ 275.441349] [] ? up+0x9/0x2a [ 275.441356] [] ? console_unlock+0x309/0x33d [ 275.441362] [] ? cont_flush+0x83/0xa4 [ 275.441399] [] ? intel_set_mode+0x11/0x25 [i915] [ 275.441435] [] ? intel_crtc_set_config+0x526/0x6d9 [i915] [ 275.441458] [] ? drm_mode_set_config_internal+0x36/0x8c [drm] [ 275.441478] [] ? drm_mode_setcrtc+0x347/0x3f0 [drm] [ 275.441499] [] ? drm_mode_setplane+0x295/0x295 [drm] [ 275.441515] [] ? drm_ioctl+0x229/0x31b [drm] [ 275.441523] [] ? sata_pmp_error_handler+0x418/0x706 [ 275.441543] [] ? drm_mode_setplane+0x295/0x295 [drm] [ 275.441561] [] ? drm_core_reclaim_buffers+0x52/0x52 [drm] [ 275.441567] [] ? do_vfs_ioctl+0x3f6/0x43d [ 275.441574] [] ? __schedule+0x5a5/0x6c5 [ 275.441581] [] ? vfs_write+0xf1/0x157 [ 275.441588] [] ? sata_pmp_error_handler+0x418/0x706 [ 275.441594] [] ? SyS_ioctl+0x49/0x74 [ 275.441601] [] ? sysenter_do_call+0x12/0x22 [ 275.441607] [] ? sata_pmp_error_handler+0x418/0x706 [ 275.441612] ---[ end trace 6c397be8849716ac ]--- [ 275.444991] [drm:intel_disable_shared_dpll], disable PCH DPLL A (active 1, on? 1) for crtc 3 [ 275.445003] [drm:intel_disable_shared_dpll], disabling PCH DPLL A [ 275.445426] [drm:intel_update_fbc], no output, disabling [ 275.445480] [drm:intel_get_shared_dpll], CRTC:3 dropping existing PCH DPLL A [ 275.445484] [drm:intel_get_shared_dpll], CRTC:3 using pre-allocated PCH DPLL A [ 275.445488] [drm:intel_get_shared_dpll], using PCH DPLL A for pipe A [ 275.445492] [drm:intel_get_shared_dpll], setting up PCH DPLL A [ 275.445513] [drm:ironlake_update_plane], Writing base 08BF8000 00000000 0 0 2560 [ 275.445523] [drm:intel_crtc_mode_set], [ENCODER:20:TMDS-20] set [MODE:0:640x480] [ 275.445530] [drm:intel_dp_mode_set], Enabling DP audio on pipe A [ 275.445535] [drm:intel_write_eld], ELD on [CONNECTOR:21:DP-1], [ENCODER:20:TMDS-20] [ 275.445541] [drm:ironlake_write_eld], ELD on pipe A [ 275.445546] [drm:ironlake_write_eld], Audio directed to unknown port [ 275.445549] [drm:ironlake_write_eld], ELD: DisplayPort detected [ 275.498016] [drm:g4x_wait_for_vblank], vblank wait timed out [ 275.550048] [drm:g4x_wait_for_vblank], vblank wait timed out [ 275.550367] [drm:ironlake_fdi_link_train], FDI_RX_IIR 0x100 [ 275.550371] [drm:ironlake_fdi_link_train], FDI train 1 done. [ 275.550531] [drm:ironlake_fdi_link_train], FDI_RX_IIR 0x200 [ 275.550535] [drm:ironlake_fdi_link_train], FDI train 2 done. [ 275.550539] [drm:ironlake_fdi_link_train], FDI train done [ 275.550543] [drm:ironlake_enable_shared_dpll], enable PCH DPLL A (active 0, on? 0)for crtc 3 [ 275.550548] [drm:ironlake_enable_shared_dpll], enabling PCH DPLL A [ 275.551934] [drm:intel_update_fbc], disabled per chip default [ 275.552163] [drm:ibx_irq_handler], PCH transcoder A FIFO underrun [ 275.552551] [drm:intel_dp_set_signal_levels], Using signal levels 00000000 [ 275.553213] [drm:intel_dp_set_signal_levels], Using signal levels 00800000 [ 275.553842] [drm:intel_dp_set_signal_levels], Using signal levels 02800000 [ 275.554477] [drm:intel_dp_start_link_train], clock recovery OK [ 275.555416] [drm:intel_dp_set_signal_levels], Using signal levels 00800000 [ 275.556344] [drm:intel_dp_set_signal_levels], Using signal levels 00400000 [ 275.557273] [drm:intel_dp_set_signal_levels], Using signal levels 00000000 [ 275.558215] [drm:intel_dp_set_signal_levels], Using signal levels 00400000 [ 275.559151] [drm:intel_dp_complete_link_train], Channel EQ done. DP Training successful [ 275.577145] [drm:intel_connector_check_state], [CONNECTOR:21:DP-1] [ 275.577160] [drm:check_encoder_state], [ENCODER:8:DAC-8] [ 275.577165] [drm:check_encoder_state], [ENCODER:9:TMDS-9] [ 275.577170] [drm:check_encoder_state], [ENCODER:18:TMDS-18] [ 275.577175] [drm:check_encoder_state], [ENCODER:20:TMDS-20] [ 275.577180] [drm:check_encoder_state], [ENCODER:22:TMDS-22] [ 275.577185] [drm:check_encoder_state], [ENCODER:24:TMDS-24] [ 275.577190] [drm:check_encoder_state], [ENCODER:26:TMDS-26] [ 275.577196] [drm:check_encoder_state], [ENCODER:28:TMDS-28] [ 275.577201] [drm:check_crtc_state], [CRTC:3] [ 275.577230] [drm:check_crtc_state], [CRTC:5] [ 275.577234] [drm:check_shared_dpll_state], PCH DPLL A [ 275.577241] [drm:check_shared_dpll_state], PCH DPLL B [ 280.580484] [drm:drm_mode_addfb], [FB:39] [ 280.673345] [drm:drm_mode_setcrtc], [CRTC:3] [ 280.673355] [drm:drm_mode_setcrtc], [CONNECTOR:21:DP-1] [ 280.673360] [drm:intel_crtc_set_config], [CRTC:3] [FB:39] #connectors=1 (x y) (0 0) [ 280.673368] [drm:intel_set_config_compute_mode_changes], modes are different, full mode set [ 280.673371] [drm:drm_mode_debug_printmodeline], Modeline 41:"640x480" 60 25200 640 656 752 800 480 490 492 525 0x40 0xa [ 280.673377] [drm:drm_mode_debug_printmodeline], Modeline 41:"640x480" 60 25175 640 656 752 800 480 490 492 525 0x40 0xa [ 280.673384] [drm:intel_set_config_compute_mode_changes], computed changes for [CRTC:3], mode_changed=1, fb_changed=1 [ 280.673389] [drm:intel_modeset_stage_output_state], [CONNECTOR:21:DP-1] to [CRTC:3] [ 280.673395] [drm:intel_modeset_affected_pipes], set mode pipe masks: modeset: 1, prepare: 1, disable: 0 [ 280.673400] [drm:connected_sink_compute_bpp], [CONNECTOR:21:DP-1] checking for sink bpp constrains [ 280.673406] [drm:intel_dp_compute_config], DP link computation with max lane count 4 max bw 0a pixel clock 25175KHz [ 280.673411] [drm:intel_dp_compute_config], DP link bw 06 lane count 1 clock 162000 bpp 24 [ 280.673415] [drm:intel_dp_compute_config], DP link bw required 60420 available 129600 [ 280.673420] [drm:ironlake_check_fdi_lanes], checking fdi config on pipe A, lanes 1 [ 280.673424] [drm:intel_modeset_pipe_config], plane bpp: 24, pipe bpp: 24, dithering: 0 [ 280.673428] [drm:intel_dump_pipe_config], [CRTC:3][modeset] config for pipe A [ 280.673431] [drm:intel_dump_pipe_config], cpu_transcoder: A [ 280.673434] [drm:intel_dump_pipe_config], pipe bpp: 24, dithering: 0 [ 280.673437] [drm:intel_dump_pipe_config], fdi/pch: 1, lanes: 1, gmch_m: 1173240, gmch_n: 4194304, link_m: 48885, link_n: 524288, tu: 64 [ 280.673442] [drm:intel_dump_pipe_config], dp: 1, gmch_m: 977700, gmch_n: 2097152, link_m: 40737, link_n: 262144, tu: 64 [ 280.673447] [drm:intel_dump_pipe_config], requested mode: [ 280.673450] [drm:drm_mode_debug_printmodeline], Modeline 0:"640x480" 60 25175 640 656 752 800 480 490 492 525 0x40 0xa [ 280.673456] [drm:intel_dump_pipe_config], adjusted mode: [ 280.673459] [drm:drm_mode_debug_printmodeline], Modeline 0:"640x480" 60 25175 640 656 752 800 480 490 492 525 0x40 0xa [ 280.673464] [drm:intel_dump_crtc_timings], crtc timings: 25175 640 656 752 800 480 490 492 525, type: 0x40 flags: 0xa [ 280.673470] [drm:intel_dump_pipe_config], port clock: 162000 [ 280.673473] [drm:intel_dump_pipe_config], pipe src size: 640x480 [ 280.673476] [drm:intel_dump_pipe_config], gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000 [ 280.673480] [drm:intel_dump_pipe_config], pch pfit: pos: 0x00000000, size: 0x00000000, disabled [ 280.673484] [drm:intel_dump_pipe_config], ips: 0 [ 280.673487] [drm:intel_dump_pipe_config], double wide: 0 [ 280.673751] [drm:intel_dp_link_down], [ 280.732243] [drm:g4x_wait_for_vblank], vblank wait timed out [ 280.834306] ------------[ cut here ]------------ [ 280.834353] WARNING: CPU: 3 PID: 3855 at drivers/gpu/drm/i915/intel_display.c:857 intel_wait_for_pipe_off+0x131/0x138 [i915]() [ 280.834357] pipe_off wait timed out [ 280.834360] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_idt iTCO_wdt iTCO_vendor_support dcdbas snd_hda_intel firewire_ohci pcspkr snd_hda_codec lpc_ich snd_hwdep i2c_i801 mfd_core snd_pcm firewire_core snd_page_alloc crc_itu_t snd_timer snd soundcore wmi battery ppdev parport_pc parport ac acpi_cpufreq joydev i915 video button drm_kms_helper drm [ 280.834408] CPU: 3 PID: 3855 Comm: testdisplay Tainted: G W 3.13.0-rc3_drm-intel-next-queued_820c19_20131218+ #3845 [ 280.834412] Hardware name: Dell Inc. Latitude E6510/0JKDHD, BIOS A05 08/10/2010 [ 280.834415] 00000000 c0890e95 f8265b39 c022b5cf f821f691 f5be8000 00070008 ffffb406 [ 280.834426] 00000000 c022b64a 00000009 f5787cc8 f8265b39 f5787ce0 f821f691 f82642c1 [ 280.834436] 00000359 f8265b39 f5be8000 f5b885c0 f5b62000 f82203f5 f612cc00 00000000 [ 280.834447] Call Trace: [ 280.834456] [] ? dump_stack+0x3e/0x4e [ 280.834465] [] ? warn_slowpath_common+0x61/0x74 [ 280.834499] [] ? intel_wait_for_pipe_off+0x131/0x138 [i915] [ 280.834506] [] ? warn_slowpath_fmt+0x29/0x2d [ 280.834541] [] ? intel_wait_for_pipe_off+0x131/0x138 [i915] [ 280.834577] [] ? ironlake_crtc_disable+0xc9/0x737 [i915] [ 280.834598] [] ? drm_ut_debug_printk+0x34/0x37 [drm] [ 280.834631] [] ? intel_dump_pipe_config+0x271/0x276 [i915] [ 280.834666] [] ? __intel_set_mode+0xbd6/0xf82 [i915] [ 280.834675] [] ? up+0x9/0x2a [ 280.834682] [] ? console_unlock+0x309/0x33d [ 280.834687] [] ? cont_flush+0x83/0xa4 [ 280.834724] [] ? intel_set_mode+0x11/0x25 [i915] [ 280.834759] [] ? intel_crtc_set_config+0x526/0x6d9 [i915] [ 280.834783] [] ? drm_mode_set_config_internal+0x36/0x8c [drm] [ 280.834803] [] ? drm_mode_setcrtc+0x347/0x3f0 [drm] [ 280.834824] [] ? drm_mode_setplane+0x295/0x295 [drm] [ 280.834840] [] ? drm_ioctl+0x229/0x31b [drm] [ 280.834848] [] ? sata_pmp_error_handler+0x418/0x706 [ 280.834868] [] ? drm_mode_setplane+0x295/0x295 [drm] [ 280.834885] [] ? drm_core_reclaim_buffers+0x52/0x52 [drm] [ 280.834892] [] ? do_vfs_ioctl+0x3f6/0x43d [ 280.834898] [] ? __schedule+0x5a5/0x6c5 [ 280.834906] [] ? vfs_write+0xf1/0x157 [ 280.834912] [] ? sata_pmp_error_handler+0x418/0x706 [ 280.834918] [] ? SyS_ioctl+0x49/0x74 [ 280.834925] [] ? sysenter_do_call+0x12/0x22 [ 280.834931] [] ? sata_pmp_error_handler+0x418/0x706 [ 280.834936] ---[ end trace 6c397be8849716ad ]--- [ 280.838316] [drm:intel_disable_shared_dpll], disable PCH DPLL A (active 1, on? 1) for crtc 3 [ 280.838327] [drm:intel_disable_shared_dpll], disabling PCH DPLL A [ 280.838750] [drm:intel_update_fbc], no output, disabling [ 280.838804] [drm:intel_get_shared_dpll], CRTC:3 dropping existing PCH DPLL A [ 280.838809] [drm:intel_get_shared_dpll], CRTC:3 using pre-allocated PCH DPLL A [ 280.838813] [drm:intel_get_shared_dpll], using PCH DPLL A for pipe A [ 280.838817] [drm:intel_get_shared_dpll], setting up PCH DPLL A [ 280.838838] [drm:ironlake_update_plane], Writing base 08D24000 00000000 0 0 2560 [ 280.838849] [drm:intel_crtc_mode_set], [ENCODER:20:TMDS-20] set [MODE:0:640x480] [ 280.838856] [drm:intel_dp_mode_set], Enabling DP audio on pipe A [ 280.838861] [drm:intel_write_eld], ELD on [CONNECTOR:21:DP-1], [ENCODER:20:TMDS-20] [ 280.838866] [drm:ironlake_write_eld], ELD on pipe A [ 280.838871] [drm:ironlake_write_eld], Audio directed to unknown port [ 280.838875] [drm:ironlake_write_eld], ELD: DisplayPort detected [ 280.891341] [drm:g4x_wait_for_vblank], vblank wait timed out [ 280.943439] [drm:g4x_wait_for_vblank], vblank wait timed out [ 280.943756] [drm:ironlake_fdi_link_train], FDI_RX_IIR 0x100 [ 280.943759] [drm:ironlake_fdi_link_train], FDI train 1 done. [ 280.943917] [drm:ironlake_fdi_link_train], FDI_RX_IIR 0x200 [ 280.943920] [drm:ironlake_fdi_link_train], FDI train 2 done. [ 280.943922] [drm:ironlake_fdi_link_train], FDI train done [ 280.943925] [drm:ironlake_enable_shared_dpll], enable PCH DPLL A (active 0, on? 0)for crtc 3 [ 280.943929] [drm:ironlake_enable_shared_dpll], enabling PCH DPLL A [ 280.945311] [drm:intel_update_fbc], disabled per chip default [ 280.945548] [drm:ibx_irq_handler], PCH transcoder A FIFO underrun [ 280.945992] [drm:intel_dp_set_signal_levels], Using signal levels 00000000 [ 280.946667] [drm:intel_dp_set_signal_levels], Using signal levels 02800000 [ 280.947292] [drm:intel_dp_start_link_train], clock recovery OK [ 280.948232] [drm:intel_dp_set_signal_levels], Using signal levels 00800000 [ 280.949170] [drm:intel_dp_set_signal_levels], Using signal levels 00400000 [ 280.950098] [drm:intel_dp_set_signal_levels], Using signal levels 00000000 [ 280.951042] [drm:intel_dp_set_signal_levels], Using signal levels 00400000 [ 280.951994] [drm:intel_dp_complete_link_train], Channel EQ done. DP Training successful [ 280.969395] [drm:intel_connector_check_state], [CONNECTOR:21:DP-1] [ 280.969411] [drm:check_encoder_state], [ENCODER:8:DAC-8] [ 280.969418] [drm:check_encoder_state], [ENCODER:9:TMDS-9] [ 280.969423] [drm:check_encoder_state], [ENCODER:18:TMDS-18] [ 280.969430] [drm:check_encoder_state], [ENCODER:20:TMDS-20] [ 280.969436] [drm:check_encoder_state], [ENCODER:22:TMDS-22] [ 280.969443] [drm:check_encoder_state], [ENCODER:24:TMDS-24] [ 280.969449] [drm:check_encoder_state], [ENCODER:26:TMDS-26] [ 280.969456] [drm:check_encoder_state], [ENCODER:28:TMDS-28] [ 280.969462] [drm:check_crtc_state], [CRTC:3] [ 280.969493] [drm:check_crtc_state], [CRTC:5] [ 280.969498] [drm:check_shared_dpll_state], PCH DPLL A [ 280.969506] [drm:check_shared_dpll_state], PCH DPLL B [ 285.972778] [drm:drm_mode_addfb], [FB:40] [ 286.011016] [drm:drm_mode_setcrtc], [CRTC:3] [ 286.011022] [drm:drm_mode_setcrtc], [CONNECTOR:21:DP-1] [ 286.011025] [drm:intel_crtc_set_config], [CRTC:3] [FB:40] #connectors=1 (x y) (0 0) [ 286.011030] [drm:intel_set_config_compute_mode_changes], modes are different, full mode set [ 286.011032] [drm:drm_mode_debug_printmodeline], Modeline 41:"640x480" 60 25175 640 656 752 800 480 490 492 525 0x40 0xa [ 286.011035] [drm:drm_mode_debug_printmodeline], Modeline 41:"720x400" 70 28320 720 738 846 900 400 412 414 449 0x40 0x6 [ 286.011038] [drm:intel_set_config_compute_mode_changes], computed changes for [CRTC:3], mode_changed=1, fb_changed=1 [ 286.011041] [drm:intel_modeset_stage_output_state], [CONNECTOR:21:DP-1] to [CRTC:3] [ 286.011044] [drm:intel_modeset_affected_pipes], set mode pipe masks: modeset: 1, prepare: 1, disable: 0 [ 286.011047] [drm:connected_sink_compute_bpp], [CONNECTOR:21:DP-1] checking for sink bpp constrains [ 286.011050] [drm:intel_dp_compute_config], DP link computation with max lane count 4 max bw 0a pixel clock 28320KHz [ 286.011057] [drm:intel_dp_compute_config], DP link bw 06 lane count 1 clock 162000 bpp 24 [ 286.011059] [drm:intel_dp_compute_config], DP link bw required 67968 available 129600 [ 286.011062] [drm:ironlake_check_fdi_lanes], checking fdi config on pipe A, lanes 1 [ 286.011064] [drm:intel_modeset_pipe_config], plane bpp: 24, pipe bpp: 24, dithering: 0 [ 286.011066] [drm:intel_dump_pipe_config], [CRTC:3][modeset] config for pipe A [ 286.011068] [drm:intel_dump_pipe_config], cpu_transcoder: A [ 286.011070] [drm:intel_dump_pipe_config], pipe bpp: 24, dithering: 0 [ 286.011071] [drm:intel_dump_pipe_config], fdi/pch: 1, lanes: 1, gmch_m: 1319807, gmch_n: 4194304, link_m: 54991, link_n: 524288, tu: 64 [ 286.011074] [drm:intel_dump_pipe_config], dp: 1, gmch_m: 1099839, gmch_n: 2097152, link_m: 45826, link_n: 262144, tu: 64 [ 286.011077] [drm:intel_dump_pipe_config], requested mode: [ 286.011078] [drm:drm_mode_debug_printmodeline], Modeline 0:"720x400" 70 28320 720 738 846 900 400 412 414 449 0x40 0x6 [ 286.011081] [drm:intel_dump_pipe_config], adjusted mode: [ 286.011082] [drm:drm_mode_debug_printmodeline], Modeline 0:"720x400" 70 28320 720 738 846 900 400 412 414 449 0x40 0x6 [ 286.011085] [drm:intel_dump_crtc_timings], crtc timings: 28320 720 738 846 900 400 412 414 449, type: 0x40 flags: 0x6 [ 286.011088] [drm:intel_dump_pipe_config], port clock: 162000 [ 286.011090] [drm:intel_dump_pipe_config], pipe src size: 720x400 [ 286.011092] [drm:intel_dump_pipe_config], gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000 [ 286.011094] [drm:intel_dump_pipe_config], pch pfit: pos: 0x00000000, size: 0x00000000, disabled [ 286.011096] [drm:intel_dump_pipe_config], ips: 0 [ 286.011098] [drm:intel_dump_pipe_config], double wide: 0 [ 286.011296] [drm:intel_dp_link_down], [ 286.081546] [drm:g4x_wait_for_vblank], vblank wait timed out [ 286.183633] ------------[ cut here ]------------ [ 286.183659] WARNING: CPU: 3 PID: 3855 at drivers/gpu/drm/i915/intel_display.c:857 intel_wait_for_pipe_off+0x131/0x138 [i915]() [ 286.183661] pipe_off wait timed out [ 286.183662] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_idt iTCO_wdt iTCO_vendor_support dcdbas snd_hda_intel firewire_ohci pcspkr snd_hda_codec lpc_ich snd_hwdep i2c_i801 mfd_core snd_pcm firewire_core snd_page_alloc crc_itu_t snd_timer snd soundcore wmi battery ppdev parport_pc parport ac acpi_cpufreq joydev i915 video button drm_kms_helper drm [ 286.183682] CPU: 3 PID: 3855 Comm: testdisplay Tainted: G W 3.13.0-rc3_drm-intel-next-queued_820c19_20131218+ #3845 [ 286.183683] Hardware name: Dell Inc. Latitude E6510/0JKDHD, BIOS A05 08/10/2010 [ 286.183685] 00000000 c0890e95 f8265b39 c022b5cf f821f691 f5be8000 00070008 ffffc8e8 [ 286.183689] 00000000 c022b64a 00000009 f5787cc8 f8265b39 f5787ce0 f821f691 f82642c1 [ 286.183692] 00000359 f8265b39 f5be8000 f5b885c0 f5b62000 f82203f5 f612cc00 00000000 [ 286.183696] Call Trace: [ 286.183701] [] ? dump_stack+0x3e/0x4e [ 286.183706] [] ? warn_slowpath_common+0x61/0x74 [ 286.183721] [] ? intel_wait_for_pipe_off+0x131/0x138 [i915] [ 286.183724] [] ? warn_slowpath_fmt+0x29/0x2d [ 286.183739] [] ? intel_wait_for_pipe_off+0x131/0x138 [i915] [ 286.183754] [] ? ironlake_crtc_disable+0xc9/0x737 [i915] [ 286.183764] [] ? drm_ut_debug_printk+0x34/0x37 [drm] [ 286.183778] [] ? intel_dump_pipe_config+0x271/0x276 [i915] [ 286.183793] [] ? __intel_set_mode+0xbd6/0xf82 [i915] [ 286.183797] [] ? up+0x9/0x2a [ 286.183800] [] ? console_unlock+0x309/0x33d [ 286.183802] [] ? cont_flush+0x83/0xa4 [ 286.183817] [] ? intel_set_mode+0x11/0x25 [i915] [ 286.183832] [] ? intel_crtc_set_config+0x526/0x6d9 [i915] [ 286.183841] [] ? drm_mode_set_config_internal+0x36/0x8c [drm] [ 286.183849] [] ? drm_mode_setcrtc+0x347/0x3f0 [drm] [ 286.183858] [] ? drm_mode_setplane+0x295/0x295 [drm] [ 286.183864] [] ? drm_ioctl+0x229/0x31b [drm] [ 286.183869] [] ? sata_pmp_error_handler+0x418/0x706 [ 286.183877] [] ? drm_mode_setplane+0x295/0x295 [drm] [ 286.183884] [] ? drm_core_reclaim_buffers+0x52/0x52 [drm] [ 286.183888] [] ? do_vfs_ioctl+0x3f6/0x43d [ 286.183891] [] ? __schedule+0x5a5/0x6c5 [ 286.183894] [] ? vfs_write+0xf1/0x157 [ 286.183897] [] ? sata_pmp_error_handler+0x418/0x706 [ 286.183899] [] ? SyS_ioctl+0x49/0x74 [ 286.183902] [] ? sysenter_do_call+0x12/0x22 [ 286.183904] [] ? sata_pmp_error_handler+0x418/0x706 [ 286.183906] ---[ end trace 6c397be8849716ae ]--- [ 286.185605] [drm:intel_disable_shared_dpll], disable PCH DPLL A (active 1, on? 1) for crtc 3 [ 286.185613] [drm:intel_disable_shared_dpll], disabling PCH DPLL A [ 286.186033] [drm:intel_update_fbc], no output, disabling [ 286.186062] [drm:intel_get_shared_dpll], CRTC:3 dropping existing PCH DPLL A [ 286.186064] [drm:intel_get_shared_dpll], CRTC:3 using pre-allocated PCH DPLL A [ 286.186066] [drm:intel_get_shared_dpll], using PCH DPLL A for pipe A [ 286.186068] [drm:intel_get_shared_dpll], setting up PCH DPLL A [ 286.186085] [drm:ironlake_update_plane], Writing base 08E50000 00000000 0 0 2880 [ 286.186093] [drm:intel_crtc_mode_set], [ENCODER:20:TMDS-20] set [MODE:0:720x400] [ 286.186097] [drm:intel_dp_mode_set], Enabling DP audio on pipe A [ 286.186100] [drm:intel_write_eld], ELD on [CONNECTOR:21:DP-1], [ENCODER:20:TMDS-20] [ 286.186104] [drm:ironlake_write_eld], ELD on pipe A [ 286.186107] [drm:ironlake_write_eld], Audio directed to unknown port [ 286.186110] [drm:ironlake_write_eld], ELD: DisplayPort detected [ 286.238704] [drm:g4x_wait_for_vblank], vblank wait timed out [ 286.290735] [drm:g4x_wait_for_vblank], vblank wait timed out [ 286.291053] [drm:ironlake_fdi_link_train], FDI_RX_IIR 0x100 [ 286.291056] [drm:ironlake_fdi_link_train], FDI train 1 done. [ 286.291215] [drm:ironlake_fdi_link_train], FDI_RX_IIR 0x200 [ 286.291217] [drm:ironlake_fdi_link_train], FDI train 2 done. [ 286.291220] [drm:ironlake_fdi_link_train], FDI train done [ 286.291222] [drm:ironlake_enable_shared_dpll], enable PCH DPLL A (active 0, on? 0)for crtc 3 [ 286.291226] [drm:ironlake_enable_shared_dpll], enabling PCH DPLL A [ 286.292609] [drm:intel_update_fbc], disabled per chip default [ 286.292891] [drm:ibx_irq_handler], PCH transcoder A FIFO underrun [ 286.293203] [drm:intel_dp_set_signal_levels], Using signal levels 00000000 [ 286.293868] [drm:intel_dp_set_signal_levels], Using signal levels 00800000 [ 286.294488] [drm:intel_dp_set_signal_levels], Using signal levels 02800000 [ 286.295134] [drm:intel_dp_start_link_train], clock recovery OK [ 286.296069] [drm:intel_dp_set_signal_levels], Using signal levels 00800000 [ 286.296993] [drm:intel_dp_set_signal_levels], Using signal levels 00400000 [ 286.297926] [drm:intel_dp_set_signal_levels], Using signal levels 00000000 [ 286.298873] [drm:intel_dp_set_signal_levels], Using signal levels 00400000 [ 286.299808] [drm:intel_dp_complete_link_train], Channel EQ done. DP Training successful [ 286.315695] [drm:intel_connector_check_state], [CONNECTOR:21:DP-1] [ 286.315710] [drm:check_encoder_state], [ENCODER:8:DAC-8] [ 286.315717] [drm:check_encoder_state], [ENCODER:9:TMDS-9] [ 286.315722] [drm:check_encoder_state], [ENCODER:18:TMDS-18] [ 286.315729] [drm:check_encoder_state], [ENCODER:20:TMDS-20] [ 286.315735] [drm:check_encoder_state], [ENCODER:22:TMDS-22] [ 286.315742] [drm:check_encoder_state], [ENCODER:24:TMDS-24] [ 286.315748] [drm:check_encoder_state], [ENCODER:26:TMDS-26] [ 286.315754] [drm:check_encoder_state], [ENCODER:28:TMDS-28] [ 286.315761] [drm:check_crtc_state], [CRTC:3] [ 286.315792] [drm:check_crtc_state], [CRTC:5] [ 286.315796] [drm:check_shared_dpll_state], PCH DPLL A [ 286.315805] [drm:check_shared_dpll_state], PCH DPLL B [ 291.319043] [drm:intel_crtc_set_config], [CRTC:3] [NOFB] [ 291.319050] [drm:intel_set_config_compute_mode_changes], computed changes for [CRTC:3], mode_changed=1, fb_changed=0 [ 291.319054] [drm:intel_modeset_stage_output_state], [CONNECTOR:21:DP-1] to [NOCRTC] [ 291.319057] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch [ 291.319060] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch [ 291.319064] [drm:intel_modeset_affected_pipes], set mode pipe masks: modeset: 0, prepare: 0, disable: 1 [ 291.319283] [drm:intel_dp_link_down], [ 291.379873] [drm:g4x_wait_for_vblank], vblank wait timed out [ 291.481932] ------------[ cut here ]------------ [ 291.481965] WARNING: CPU: 3 PID: 3855 at drivers/gpu/drm/i915/intel_display.c:857 intel_wait_for_pipe_off+0x131/0x138 [i915]() [ 291.481968] pipe_off wait timed out [ 291.481970] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_idt iTCO_wdt iTCO_vendor_support dcdbas snd_hda_intel firewire_ohci pcspkr snd_hda_codec lpc_ich snd_hwdep i2c_i801 mfd_core snd_pcm firewire_core snd_page_alloc crc_itu_t snd_timer snd soundcore wmi battery ppdev parport_pc parport ac acpi_cpufreq joydev i915 video button drm_kms_helper drm [ 291.482001] CPU: 3 PID: 3855 Comm: testdisplay Tainted: G W 3.13.0-rc3_drm-intel-next-queued_820c19_20131218+ #3845 [ 291.482004] Hardware name: Dell Inc. Latitude E6510/0JKDHD, BIOS A05 08/10/2010 [ 291.482006] 00000000 c0890e95 f8265b39 c022b5cf f821f691 f5be8000 00070008 ffffdd97 [ 291.482013] 00000000 c022b64a 00000009 f5787cbc f8265b39 f5787cd4 f821f691 f82642c1 [ 291.482019] 00000359 f8265b39 f5be8000 f5b885c0 f5b62000 f82203f5 f612cc00 00000000 [ 291.482026] Call Trace: [ 291.482031] [] ? dump_stack+0x3e/0x4e [ 291.482037] [] ? warn_slowpath_common+0x61/0x74 [ 291.482063] [] ? intel_wait_for_pipe_off+0x131/0x138 [i915] [ 291.482068] [] ? warn_slowpath_fmt+0x29/0x2d [ 291.482094] [] ? intel_wait_for_pipe_off+0x131/0x138 [i915] [ 291.482121] [] ? ironlake_crtc_disable+0xc9/0x737 [i915] [ 291.482136] [] ? drm_ut_debug_printk+0x34/0x37 [drm] [ 291.482162] [] ? __intel_set_mode+0x1be/0xf82 [i915] [ 291.482188] [] ? __intel_set_mode+0xae0/0xf82 [i915] [ 291.482193] [] ? up+0x9/0x2a [ 291.482197] [] ? console_unlock+0x309/0x33d [ 291.482201] [] ? cont_flush+0x83/0xa4 [ 291.482206] [] ? vprintk+0x15/0x19 [ 291.482233] [] ? intel_set_mode+0x11/0x25 [i915] [ 291.482259] [] ? intel_crtc_set_config+0x526/0x6d9 [i915] [ 291.482264] [] ? load_balance+0x106/0x61f [ 291.482280] [] ? drm_mode_set_config_internal+0x36/0x8c [drm] [ 291.482295] [] ? drm_framebuffer_remove+0x6d/0xd3 [drm] [ 291.482311] [] ? drm_mode_rmfb+0xaa/0xd0 [drm] [ 291.482326] [] ? drm_mode_addfb2+0x559/0x559 [drm] [ 291.482337] [] ? drm_ioctl+0x229/0x31b [drm] [ 291.482353] [] ? drm_mode_addfb2+0x559/0x559 [drm] [ 291.482357] [] ? __schedule+0x5a5/0x6c5 [ 291.482363] [] ? timerqueue_add+0x6d/0x8e [ 291.482368] [] ? enqueue_hrtimer+0x10/0x2e [ 291.482373] [] ? __hrtimer_start_range_ns+0x255/0x26c [ 291.482378] [] ? lock_hrtimer_base.isra.25+0x14/0x2d [ 291.482382] [] ? hrtimer_try_to_cancel+0x54/0x5a [ 291.482393] [] ? drm_core_reclaim_buffers+0x52/0x52 [drm] [ 291.482397] [] ? do_vfs_ioctl+0x3f6/0x43d [ 291.482401] [] ? do_nanosleep+0xbc/0xf5 [ 291.482406] [] ? hrtimer_nanosleep+0x69/0xcc [ 291.482410] [] ? SyS_ioctl+0x49/0x74 [ 291.482414] [] ? sysenter_do_call+0x12/0x22 [ 291.482418] ---[ end trace 6c397be8849716af ]--- [ 291.485972] [drm:intel_disable_shared_dpll], disable PCH DPLL A (active 1, on? 1) for crtc 3 [ 291.485982] [drm:intel_disable_shared_dpll], disabling PCH DPLL A [ 291.486400] [drm:intel_update_fbc], no output, disabling [ 291.486419] [drm:check_encoder_state], [ENCODER:8:DAC-8] [ 291.486424] [drm:check_encoder_state], [ENCODER:9:TMDS-9] [ 291.486427] [drm:check_encoder_state], [ENCODER:18:TMDS-18] [ 291.486432] [drm:check_encoder_state], [ENCODER:20:TMDS-20] [ 291.486436] [drm:check_encoder_state], [ENCODER:22:TMDS-22] [ 291.486441] [drm:check_encoder_state], [ENCODER:24:TMDS-24] [ 291.486445] [drm:check_encoder_state], [ENCODER:26:TMDS-26] [ 291.486450] [drm:check_encoder_state], [ENCODER:28:TMDS-28] [ 291.486454] [drm:check_crtc_state], [CRTC:3] [ 291.486457] [drm:check_crtc_state], [CRTC:5] [ 291.486460] [drm:check_shared_dpll_state], PCH DPLL A [ 291.486466] [drm:check_shared_dpll_state], PCH DPLL B [ 291.486484] [drm:drm_mode_getresources], CRTC[2] CONNECTORS[8] ENCODERS[8] [ 291.486489] [drm:drm_mode_getresources], CRTC[2] CONNECTORS[8] ENCODERS[8] [ 291.486496] [drm:drm_mode_getconnector], [CONNECTOR:23:?] [ 291.486500] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:23:HDMI-A-2] [ 291.486503] [drm:intel_hdmi_detect], [CONNECTOR:23:HDMI-A-2] [ 291.486733] [drm:gmbus_xfer], GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1) [ 291.486740] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpc [ 291.486745] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:23:HDMI-A-2] disconnected [ 291.486753] [drm:drm_mode_getconnector], [CONNECTOR:23:?] [ 291.486756] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:23:HDMI-A-2] [ 291.486760] [drm:intel_hdmi_detect], [CONNECTOR:23:HDMI-A-2] [ 291.487056] [drm:gmbus_xfer], GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1) [ 291.487059] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpc [ 291.487063] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:23:HDMI-A-2] disconnected [ 291.487070] [drm:drm_mode_getresources], CRTC[2] CONNECTORS[8] ENCODERS[8] [ 291.487074] [drm:drm_mode_getresources], CRTC[2] CONNECTORS[8] ENCODERS[8] [ 291.487078] [drm:drm_mode_getconnector], [CONNECTOR:25:?] [ 291.487081] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:25:HDMI-A-3] [ 291.487084] [drm:intel_hdmi_detect], [CONNECTOR:25:HDMI-A-3] [ 291.487246] [drm:gmbus_xfer], GMBUS [i915 gmbus dpd] NAK for addr: 0050 r(1) [ 291.487249] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd [ 291.487252] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:25:HDMI-A-3] disconnected [ 291.487257] [drm:drm_mode_getconnector], [CONNECTOR:25:?] [ 291.487260] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:25:HDMI-A-3] [ 291.487262] [drm:intel_hdmi_detect], [CONNECTOR:25:HDMI-A-3] [ 291.487438] [drm:gmbus_xfer], GMBUS [i915 gmbus dpd] NAK for addr: 0050 r(1) [ 291.487442] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd [ 291.487444] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:25:HDMI-A-3] disconnected [ 291.487451] [drm:drm_mode_getresources], CRTC[2] CONNECTORS[8] ENCODERS[8] [ 291.487454] [drm:drm_mode_getresources], CRTC[2] CONNECTORS[8] ENCODERS[8] [ 291.487457] [drm:drm_mode_getconnector], [CONNECTOR:27:?] [ 291.487460] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:27:DP-2] [ 291.487462] [drm:intel_dp_detect], [CONNECTOR:27:DP-2] [ 291.487466] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:27:DP-2] disconnected [ 291.487469] [drm:drm_mode_getconnector], [CONNECTOR:27:?] [ 291.487471] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:27:DP-2] [ 291.487472] [drm:intel_dp_detect], [CONNECTOR:27:DP-2] [ 291.487475] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:27:DP-2] disconnected [ 291.487479] [drm:drm_mode_getresources], CRTC[2] CONNECTORS[8] ENCODERS[8] [ 291.487481] [drm:drm_mode_getresources], CRTC[2] CONNECTORS[8] ENCODERS[8] [ 291.487484] [drm:drm_mode_getconnector], [CONNECTOR:29:?] [ 291.487486] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:29:DP-3] [ 291.487488] [drm:intel_dp_detect], [CONNECTOR:29:DP-3] [ 291.487491] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:29:DP-3] disconnected [ 291.487493] [drm:drm_mode_getconnector], [CONNECTOR:29:?] [ 291.487495] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:29:DP-3] [ 291.487496] [drm:intel_dp_detect], [CONNECTOR:29:DP-3] [ 291.487499] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:29:DP-3] disconnected [ 291.487574] [drm:intel_crtc_set_config], [CRTC:3] [FB:31] #connectors=1 (x y) (0 0) [ 291.487576] [drm:intel_set_config_compute_mode_changes], inactive crtc, full mode set [ 291.487577] [drm:intel_set_config_compute_mode_changes], modes are different, full mode set [ 291.487579] [drm:drm_mode_debug_printmodeline], Modeline 41:"720x400" 70 28320 720 738 846 900 400 412 414 449 0x40 0x6 [ 291.487582] [drm:drm_mode_debug_printmodeline], Modeline 30:"1366x768" 60 69000 1366 1398 1422 1426 768 771 775 806 0x48 0x9 [ 291.487583] [drm:intel_set_config_compute_mode_changes], computed changes for [CRTC:3], mode_changed=1, fb_changed=0 [ 291.487584] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch [ 291.487586] [drm:intel_modeset_stage_output_state], [CONNECTOR:10:eDP-1] to [CRTC:3] [ 291.487587] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch [ 291.487589] [drm:intel_modeset_affected_pipes], set mode pipe masks: modeset: 1, prepare: 1, disable: 0 [ 291.487591] [drm:connected_sink_compute_bpp], [CONNECTOR:10:eDP-1] checking for sink bpp constrains [ 291.487592] [drm:connected_sink_compute_bpp], clamping display bpp (was 24) to EDID reported max of 18 [ 291.487595] [drm:intel_dp_compute_config], DP link computation with max lane count 1 max bw 0a pixel clock 69000KHz [ 291.487596] [drm:intel_dp_compute_config], DP link bw 06 lane count 1 clock 162000 bpp 18 [ 291.487597] [drm:intel_dp_compute_config], DP link bw required 124200 available 129600 [ 291.487599] [drm:intel_modeset_pipe_config], plane bpp: 24, pipe bpp: 18, dithering: 1 [ 291.487600] [drm:intel_dump_pipe_config], [CRTC:3][modeset] config for pipe A [ 291.487600] [drm:intel_dump_pipe_config], cpu_transcoder: A [ 291.487602] [drm:intel_dump_pipe_config], pipe bpp: 18, dithering: 1 [ 291.487603] [drm:intel_dump_pipe_config], fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0 [ 291.487605] [drm:intel_dump_pipe_config], dp: 1, gmch_m: 2009770, gmch_n: 2097152, link_m: 111653, link_n: 262144, tu: 64 [ 291.487606] [drm:intel_dump_pipe_config], requested mode: [ 291.487608] [drm:drm_mode_debug_printmodeline], Modeline 0:"1366x768" 60 69000 1366 1398 1422 1426 768 771 775 806 0x48 0x9 [ 291.487609] [drm:intel_dump_pipe_config], adjusted mode: [ 291.487611] [drm:drm_mode_debug_printmodeline], Modeline 0:"1366x768" 60 69000 1366 1398 1422 1426 768 771 775 806 0x48 0x9 [ 291.487613] [drm:intel_dump_crtc_timings], crtc timings: 69000 1366 1398 1422 1426 768 771 775 806, type: 0x48 flags: 0x9 [ 291.487614] [drm:intel_dump_pipe_config], port clock: 162000 [ 291.487615] [drm:intel_dump_pipe_config], pipe src size: 1366x768 [ 291.487616] [drm:intel_dump_pipe_config], gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000 [ 291.487617] [drm:intel_dump_pipe_config], pch pfit: pos: 0x00000000, size: 0x00000000, disabled [ 291.487618] [drm:intel_dump_pipe_config], ips: 0 [ 291.487619] [drm:intel_dump_pipe_config], double wide: 0 [ 291.487644] [drm:ironlake_update_plane], Writing base 00047000 00000000 0 0 5504 [ 291.487648] [drm:intel_crtc_mode_set], [ENCODER:9:TMDS-9] set [MODE:0:1366x768] [ 291.487650] [drm:ironlake_set_pll_cpu_edp], eDP PLL enable for clock 162000 [ 291.487651] [drm:ironlake_set_pll_cpu_edp], 160MHz cpu eDP clock, might need ilk devA w/a [ 291.488155] [drm:ironlake_edp_pll_on], [ 291.539967] [drm:g4x_wait_for_vblank], vblank wait timed out [ 291.592002] [drm:g4x_wait_for_vblank], vblank wait timed out [ 291.592005] [drm:intel_update_fbc], disabled per chip default [ 291.592010] [drm:ironlake_edp_panel_vdd_on], Turning eDP VDD on [ 291.592013] [drm:ironlake_wait_panel_power_cycle], Wait for panel power cycle [ 291.592019] [drm:ironlake_wait_panel_status], mask b800000f value 00000000 status 00000000 control abcd0000 [ 291.592022] [drm:ironlake_wait_panel_status], Wait complete [ 291.592029] [drm:ironlake_edp_panel_vdd_on], PP_STATUS: 0x00000000 PP_CONTROL: 0xabcd0008 [ 291.592032] [drm:ironlake_edp_panel_vdd_on], eDP was not running [ 291.893720] [drm:intel_dp_set_signal_levels], Using signal levels 00000000 [ 291.894172] [drm:intel_dp_set_signal_levels], Using signal levels 00000000 [ 291.894613] [drm:intel_dp_set_signal_levels], Using signal levels 00000000 [ 291.895052] [drm:intel_dp_start_link_train], clock recovery OK [ 291.895053] [drm:ironlake_edp_panel_on], Turn eDP power on [ 291.895056] [drm:ironlake_wait_panel_power_cycle], Wait for panel power cycle [ 291.895061] [drm:ironlake_wait_panel_status], mask b800000f value 00000000 status 00000000 control abcd0008 [ 291.895063] [drm:ironlake_wait_panel_status], Wait complete [ 291.895068] [drm:ironlake_wait_panel_on], Wait for panel power on [ 291.895073] [drm:ironlake_wait_panel_status], mask b000000f value 80000008 status 0000000a control abcd0009 [ 292.235334] [drm:ironlake_wait_panel_status], Wait complete [ 292.235340] [drm:ironlake_panel_vdd_off_sync], Turning eDP VDD off [ 292.235349] [drm:ironlake_panel_vdd_off_sync], PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd0003 [ 292.236111] [drm:intel_dp_complete_link_train], Channel EQ done. DP Training successful [ 292.236262] [drm:ironlake_edp_backlight_on], [ 292.276357] [drm:intel_panel_enable_backlight], pipe A [ 292.276362] [drm:intel_panel_actually_set_backlight], set backlight PWM = 93 [ 292.286368] [drm:intel_connector_check_state], [CONNECTOR:10:eDP-1] [ 292.286382] [drm:check_encoder_state], [ENCODER:8:DAC-8] [ 292.286387] [drm:check_encoder_state], [ENCODER:9:TMDS-9] [ 292.286390] [drm:check_encoder_state], [ENCODER:18:TMDS-18] [ 292.286395] [drm:check_encoder_state], [ENCODER:20:TMDS-20] [ 292.286400] [drm:check_encoder_state], [ENCODER:22:TMDS-22] [ 292.286405] [drm:check_encoder_state], [ENCODER:24:TMDS-24] [ 292.286409] [drm:check_encoder_state], [ENCODER:26:TMDS-26] [ 292.286414] [drm:check_encoder_state], [ENCODER:28:TMDS-28] [ 292.286418] [drm:check_crtc_state], [CRTC:3] [ 292.286433] [drm:check_crtc_state], [CRTC:5] [ 292.286436] [drm:check_shared_dpll_state], PCH DPLL A [ 292.286443] [drm:check_shared_dpll_state], PCH DPLL B [ 292.286453] [drm:intel_crtc_set_config], [CRTC:5] [FB:31] #connectors=1 (x y) (0 0) [ 292.286456] [drm:intel_set_config_compute_mode_changes], inactive crtc, full mode set [ 292.286460] [drm:intel_set_config_compute_mode_changes], computed changes for [CRTC:5], mode_changed=1, fb_changed=0 [ 292.286463] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch [ 292.286467] [drm:intel_modeset_stage_output_state], [CONNECTOR:10:eDP-1] to [CRTC:3] [ 292.286470] [drm:intel_modeset_stage_output_state], [CONNECTOR:21:DP-1] to [CRTC:5] [ 292.286473] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch [ 292.286478] [drm:intel_modeset_affected_pipes], set mode pipe masks: modeset: 2, prepare: 2, disable: 0 [ 292.286483] [drm:connected_sink_compute_bpp], [CONNECTOR:21:DP-1] checking for sink bpp constrains [ 292.286487] [drm:intel_dp_compute_config], DP link computation with max lane count 4 max bw 0a pixel clock 74250KHz [ 292.286492] [drm:intel_dp_compute_config], DP link bw 06 lane count 2 clock 162000 bpp 24 [ 292.286495] [drm:intel_dp_compute_config], DP link bw required 178200 available 259200 [ 292.286499] [drm:ironlake_check_fdi_lanes], checking fdi config on pipe B, lanes 1 [ 292.286503] [drm:intel_modeset_pipe_config], plane bpp: 24, pipe bpp: 24, dithering: 0 [ 292.286506] [drm:intel_dump_pipe_config], [CRTC:5][modeset] config for pipe B [ 292.286508] [drm:intel_dump_pipe_config], cpu_transcoder: B [ 292.286511] [drm:intel_dump_pipe_config], pipe bpp: 24, dithering: 0 [ 292.286516] [drm:intel_dump_pipe_config], fdi/pch: 1, lanes: 1, gmch_m: 3460300, gmch_n: 4194304, link_m: 144179, link_n: 524288, tu: 64 [ 292.286521] [drm:intel_dump_pipe_config], dp: 1, gmch_m: 2883584, gmch_n: 4194304, link_m: 120149, link_n: 262144, tu: 64 [ 292.286523] [drm:intel_dump_pipe_config], requested mode: [ 292.286530] [drm:drm_mode_debug_printmodeline], Modeline 0:"1280x720" 60 74250 1280 1390 1430 1650 720 725 730 750 0x40 0x5 [ 292.286532] [drm:intel_dump_pipe_config], adjusted mode: [ 292.286538] [drm:drm_mode_debug_printmodeline], Modeline 0:"1280x720" 60 74250 1280 1390 1430 1650 720 725 730 750 0x40 0x5 [ 292.286543] [drm:intel_dump_crtc_timings], crtc timings: 74250 1280 1390 1430 1650 720 725 730 750, type: 0x40 flags: 0x5 [ 292.286546] [drm:intel_dump_pipe_config], port clock: 162000 [ 292.286548] [drm:intel_dump_pipe_config], pipe src size: 1280x720 [ 292.286552] [drm:intel_dump_pipe_config], gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000 [ 292.286555] [drm:intel_dump_pipe_config], pch pfit: pos: 0x00000000, size: 0x00000000, disabled [ 292.286557] [drm:intel_dump_pipe_config], ips: 0 [ 292.286559] [drm:intel_dump_pipe_config], double wide: 0 [ 292.286611] [drm:intel_get_shared_dpll], CRTC:5 using pre-allocated PCH DPLL B [ 292.286613] [drm:intel_get_shared_dpll], using PCH DPLL B for pipe B [ 292.286615] [drm:intel_get_shared_dpll], setting up PCH DPLL B [ 292.286636] [drm:ironlake_update_plane], Writing base 00047000 00000000 0 0 5504 [ 292.286644] [drm:intel_crtc_mode_set], [ENCODER:20:TMDS-20] set [MODE:0:1280x720] [ 292.286648] [drm:intel_dp_mode_set], Enabling DP audio on pipe B [ 292.286653] [drm:intel_write_eld], ELD on [CONNECTOR:21:DP-1], [ENCODER:20:TMDS-20] [ 292.286655] [drm:ironlake_write_eld], ELD on pipe B [ 292.286659] [drm:ironlake_write_eld], Audio directed to unknown port [ 292.286661] [drm:ironlake_write_eld], ELD: DisplayPort detected [ 292.338397] [drm:g4x_wait_for_vblank], vblank wait timed out [ 292.390428] [drm:g4x_wait_for_vblank], vblank wait timed out [ 292.390744] [drm:ironlake_fdi_link_train], FDI_RX_IIR 0x100 [ 292.390746] [drm:ironlake_fdi_link_train], FDI train 1 done. [ 292.390904] [drm:ironlake_fdi_link_train], FDI_RX_IIR 0x200 [ 292.390907] [drm:ironlake_fdi_link_train], FDI train 2 done. [ 292.390909] [drm:ironlake_fdi_link_train], FDI train done [ 292.390913] [drm:ironlake_enable_shared_dpll], enable PCH DPLL B (active 0, on? 0)for crtc 5 [ 292.390915] [drm:ironlake_enable_shared_dpll], enabling PCH DPLL B [ 292.392299] [drm:intel_update_fbc], more than one pipe active, disabling compression [ 292.392613] [drm:ibx_irq_handler], PCH transcoder B FIFO underrun [ 292.392830] [drm:intel_dp_set_signal_levels], Using signal levels 00000000 [ 292.393490] [drm:intel_dp_set_signal_levels], Using signal levels 00800000 [ 292.394118] [drm:intel_dp_set_signal_levels], Using signal levels 02800000 [ 292.394750] [drm:intel_dp_start_link_train], clock recovery OK [ 292.395670] [drm:intel_dp_set_signal_levels], Using signal levels 00800000 [ 292.396590] [drm:intel_dp_set_signal_levels], Using signal levels 00400000 [ 292.397511] [drm:intel_dp_set_signal_levels], Using signal levels 00000000 [ 292.398446] [drm:intel_dp_set_signal_levels], Using signal levels 00400000 [ 292.399381] [drm:intel_dp_complete_link_train], Channel EQ done. DP Training successful [ 292.417439] [drm:intel_connector_check_state], [CONNECTOR:10:eDP-1] [ 292.417445] [drm:intel_connector_check_state], [CONNECTOR:21:DP-1] [ 292.417452] [drm:check_encoder_state], [ENCODER:8:DAC-8] [ 292.417455] [drm:check_encoder_state], [ENCODER:9:TMDS-9] [ 292.417457] [drm:check_encoder_state], [ENCODER:18:TMDS-18] [ 292.417460] [drm:check_encoder_state], [ENCODER:20:TMDS-20] [ 292.417464] [drm:check_encoder_state], [ENCODER:22:TMDS-22] [ 292.417467] [drm:check_encoder_state], [ENCODER:24:TMDS-24] [ 292.417470] [drm:check_encoder_state], [ENCODER:26:TMDS-26] [ 292.417473] [drm:check_encoder_state], [ENCODER:28:TMDS-28] [ 292.417476] [drm:check_crtc_state], [CRTC:3] [ 292.417487] [drm:check_crtc_state], [CRTC:5] [ 292.417511] [drm:check_shared_dpll_state], PCH DPLL A [ 292.417516] [drm:check_shared_dpll_state], PCH DPLL B [ 292.417523] [drm:intel_crtc_set_config], [CRTC:3] [FB:31] #connectors=1 (x y) (0 0) [ 292.417525] [drm:intel_set_config_compute_mode_changes], computed changes for [CRTC:3], mode_changed=0, fb_changed=0 [ 292.417527] [drm:intel_modeset_stage_output_state], [CONNECTOR:10:eDP-1] to [CRTC:3] [ 292.417529] [drm:intel_modeset_stage_output_state], [CONNECTOR:21:DP-1] to [CRTC:5] [ 292.417531] [drm:intel_crtc_set_config], [CRTC:5] [FB:31] #connectors=1 (x y) (0 0) [ 292.417533] [drm:intel_set_config_compute_mode_changes], computed changes for [CRTC:5], mode_changed=0, fb_changed=0 [ 292.417535] [drm:intel_modeset_stage_output_state], [CONNECTOR:10:eDP-1] to [CRTC:3] [ 292.417537] [drm:intel_modeset_stage_output_state], [CONNECTOR:21:DP-1] to [CRTC:5] [ 292.417552] [drm:intel_crtc_set_config], [CRTC:3] [FB:31] #connectors=1 (x y) (0 0) [ 292.417554] [drm:intel_set_config_compute_mode_changes], computed changes for [CRTC:3], mode_changed=0, fb_changed=0 [ 292.417555] [drm:intel_modeset_stage_output_state], [CONNECTOR:10:eDP-1] to [CRTC:3] [ 292.417557] [drm:intel_modeset_stage_output_state], [CONNECTOR:21:DP-1] to [CRTC:5] [ 292.417559] [drm:intel_crtc_set_config], [CRTC:5] [FB:31] #connectors=1 (x y) (0 0) [ 292.417561] [drm:intel_set_config_compute_mode_changes], computed changes for [CRTC:5], mode_changed=0, fb_changed=0 [ 292.417563] [drm:intel_modeset_stage_output_state], [CONNECTOR:10:eDP-1] to [CRTC:3] [ 292.417564] [drm:intel_modeset_stage_output_state], [CONNECTOR:21:DP-1] to [CRTC:5] [ 292.423660] [drm:i915_gem_open], [ 292.423672] [drm:i915_gem_open], [ 292.556707] [drm:intel_crtc_cursor_set], cursor off [ 292.556714] [drm:intel_crtc_set_config], [CRTC:3] [FB:31] #connectors=1 (x y) (0 0) [ 292.556722] [drm:intel_set_config_compute_mode_changes], computed changes for [CRTC:3], mode_changed=0, fb_changed=0 [ 292.556727] [drm:intel_modeset_stage_output_state], [CONNECTOR:10:eDP-1] to [CRTC:3] [ 292.556731] [drm:intel_modeset_stage_output_state], [CONNECTOR:21:DP-1] to [CRTC:5] [ 292.556736] [drm:intel_crtc_cursor_set], cursor off [ 292.556739] [drm:intel_crtc_set_config], [CRTC:5] [FB:31] #connectors=1 (x y) (0 0) [ 292.556744] [drm:intel_set_config_compute_mode_changes], computed changes for [CRTC:5], mode_changed=0, fb_changed=0 [ 292.556748] [drm:intel_modeset_stage_output_state], [CONNECTOR:10:eDP-1] to [CRTC:3] [ 292.556752] [drm:intel_modeset_stage_output_state], [CONNECTOR:21:DP-1] to [CRTC:5]