Attachment 71884 Details for Bug 58555 – kms_flip dmesg

kms_flip dmesg

kms_flip.dmesg (text/plain), 123.62 KB, created by shui yangwei on 2012-12-21 02:50:45 UTC

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Creator: shui yangwei

Created: 2012-12-21 02:50:45 UTC

Size: 123.62 KB

patch

obsolete

>[  550.637440] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch
>[  550.637442] [drm:intel_modeset_stage_output_state], [CONNECTOR:17:HDMI-A-2] to [CRTC:3]
>[  550.637443] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch
>[  550.637445] [drm:intel_crtc_set_config], attempting to set mode from userspace
>[  550.637446] [drm:drm_mode_debug_printmodeline], Modeline 24:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x5
>[  550.637450] [drm:intel_set_mode], set mode pipe masks: modeset: 1, prepare: 1, disable: 0
>[  550.637453] [drm:intel_modeset_adjusted_mode], [CRTC:3]
>[  550.637457] [drm:intel_ddi_pll_mode_set], Using WRPLL 1 on pipe A
>[  550.637459] [drm:intel_ddi_calculate_wrpll], WRPLL: 148500KHz refresh rate with p=6, n2=33 r2=20
>[  550.637482] [drm:intel_choose_pipe_bpp_dither], forcing bpc to 8 for HDMI
>[  550.637483] [drm:intel_choose_pipe_bpp_dither], setting pipe bpc to 8 (max display bpc 8)
>[  550.637485] [drm:haswell_crtc_mode_set], Mode for pipe 0:
>[  550.637486] [drm:drm_mode_debug_printmodeline], Modeline 24:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x5
>[  559.456278] [drm:ironlake_update_plane], Writing base 08ED6000 00000000 0 0 7680
>[  559.456284] [drm:sandybridge_update_wm], FIFO watermarks For pipe A - plane 9, cursor: 6
>[  559.456289] [drm:intel_crtc_mode_set], [ENCODER:16:TMDS-16] set [MODE:24:1920x1080]
>[  559.456291] [drm:intel_ddi_mode_set], Preparing DDI mode for Haswell on port C, pipe A
>[  559.456293] [drm:intel_ddi_mode_set], HDMI audio on pipe A on DDI
>[  559.456295] [drm:intel_ddi_mode_set], HDMI audio: write eld information
>[  559.456297] [drm:intel_write_eld], ELD on [CONNECTOR:17:HDMI-A-2], [ENCODER:16:TMDS-16]
>[  559.456300] [drm:haswell_write_eld], HDMI: Haswell Audio initialize....
>[  559.456301] [drm:haswell_write_eld], HDMI audio: enable codec
>[  559.508018] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  559.508021] [drm:haswell_write_eld], HDMI audio: pin eld vld status=0x     555
>[  559.508024] [drm:haswell_write_eld], HDMI audio: eld vld status=0x     555
>[  559.508026] [drm:haswell_write_eld], HDMI audio: audio conf: 0x  70fa60
>[  559.508027] [drm:haswell_write_eld], ELD on pipe A
>[  559.508042] [drm:sandybridge_update_wm], FIFO watermarks For pipe A - plane 9, cursor: 6
>[  559.560001] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  559.611983] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  559.628790] [drm:intel_prepare_page_flip], preparing flip with no unpin work?
>[  559.629979] [drm:intel_connector_check_state], [CONNECTOR:17:HDMI-A-2]
>[  559.629984] [drm:intel_modeset_check_state], [ENCODER:10:DAC-10]
>[  559.629986] [drm:intel_modeset_check_state], [ENCODER:11:TMDS-11]
>[  559.629988] [drm:intel_modeset_check_state], [ENCODER:16:TMDS-16]
>[  559.629990] [drm:intel_modeset_check_state], [CRTC:3]
>[  559.629991] [drm:intel_modeset_check_state], [CRTC:5]
>[  559.629993] [drm:intel_modeset_check_state], [CRTC:7]
>[  559.630672] [drm:drm_mode_setcrtc], [CRTC:3]
>[  559.630674] [drm:intel_crtc_set_config], [CRTC:3] [NOFB]
>[  559.630677] [drm:intel_modeset_stage_output_state], [CONNECTOR:17:HDMI-A-2] to [NOCRTC]
>[  559.630678] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch
>[  559.630680] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch
>[  559.630682] [drm:intel_set_mode], set mode pipe masks: modeset: 0, prepare: 0, disable: 1
>[  559.630688] ------------[ cut here ]------------
>[  559.630703] WARNING: at drivers/gpu/drm/drm_irq.c:833 send_vblank_event+0x29/0x82 [drm]()
>[  559.630704] Hardware name: Shark Bay Client platform
>[  559.630705] Modules linked in: lockd sunrpc bnep bluetooth rfkill asix usbnet libphy mii ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 ip6table_filter ip6_tables ipt_REJECT xt_tcpudp nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack iptable_filter ip_tables x_tables snd_hda_codec_realtek snd_hda_codec_hdmi iTCO_wdt iTCO_vendor_support coretemp hwmon kvm_intel kvm microcode lpc_ich snd_hda_intel pcspkr serio_raw i2c_i801 mfd_core snd_hda_codec snd_hwdep snd_pcm snd_page_alloc e1000e snd_timer snd xhci_hcd soundcore uinput battery ac ipv6 autofs4 ext4 crc16 jbd2 mbcache sd_mod ehci_hcd i915 video button i2c_algo_bit drm_kms_helper drm i2c_core dm_mirror dm_region_hash dm_log dm_mod
>[  559.630739] Pid: 3172, comm: kms_flip Tainted: G        W    3.7.0-rc4_drm-intel-next-queued_c0c36b_20121221+ #1
>[  559.630740] Call Trace:
>[  559.630745]  [<ffffffff8102b29c>] ? warn_slowpath_common+0x76/0x8a
>[  559.630753]  [<ffffffffa0037675>] ? send_vblank_event+0x29/0x82 [drm]
>[  559.630759]  [<ffffffffa00385c6>] ? drm_vblank_off+0xf6/0x135 [drm]
>[  559.630772]  [<ffffffffa00abb23>] ? haswell_crtc_disable+0xa0/0x26f [i915]
>[  559.630781]  [<ffffffffa00adac6>] ? intel_crtc_disable+0x33/0xff [i915]
>[  559.630791]  [<ffffffffa00b1375>] ? intel_set_mode+0x220/0x7d5 [i915]
>[  559.630800]  [<ffffffffa00b1f02>] ? intel_crtc_set_config+0x5d8/0x786 [i915]
>[  559.630808]  [<ffffffffa0039d19>] ? drm_ut_debug_printk+0x56/0x5c [drm]
>[  559.630815]  [<ffffffffa0041b1a>] ? drm_mode_setcrtc+0x409/0x46c [drm]
>[  559.630819]  [<ffffffff810c366a>] ? kmem_cache_alloc+0x23/0x9d
>[  559.630826]  [<ffffffffa0038f06>] ? drm_wait_vblank+0x289/0x457 [drm]
>[  559.630832]  [<ffffffffa0035481>] ? drm_ioctl+0x279/0x33f [drm]
>[  559.630839]  [<ffffffffa0041711>] ? drm_mode_setplane+0x2e5/0x2e5 [drm]
>[  559.630843]  [<ffffffff8138b1b6>] ? __schedule+0x5bb/0x6da
>[  559.630846]  [<ffffffff810483d4>] ? __wake_up+0x35/0x46
>[  559.630850]  [<ffffffff810d4cf6>] ? vfs_ioctl+0x1e/0x31
>[  559.630852]  [<ffffffff810d552d>] ? do_vfs_ioctl+0x3ed/0x42f
>[  559.630855]  [<ffffffff810d55bc>] ? sys_ioctl+0x4d/0x7d
>[  559.630857]  [<ffffffff810c8384>] ? sys_write+0x45/0x77
>[  559.630860]  [<ffffffff81391152>] ? system_call_fastpath+0x16/0x1b
>[  559.630861] ---[ end trace b4d57b68637a1ea7 ]---
>[  559.645452] [drm:intel_prepare_page_flip], preparing flip with no unpin work?
>[  559.662972] [drm:sandybridge_update_wm], FIFO watermarks For pipe A - plane 9, cursor: 6
>[  559.662977] [drm:intel_ddi_put_crtc_pll], Disabling WRPLL 1
>[  559.662983] [drm:intel_modeset_check_state], [ENCODER:10:DAC-10]
>[  559.662985] [drm:intel_modeset_check_state], [ENCODER:11:TMDS-11]
>[  559.662987] [drm:intel_modeset_check_state], [ENCODER:16:TMDS-16]
>[  559.662988] [drm:intel_modeset_check_state], [CRTC:3]
>[  559.662990] [drm:intel_modeset_check_state], [CRTC:5]
>[  559.662991] [drm:intel_modeset_check_state], [CRTC:7]
>[  559.666055] [drm:drm_mode_setcrtc], [CRTC:3]
>[  559.666060] [drm:drm_mode_setcrtc], [CONNECTOR:17:HDMI-A-2]
>[  559.666061] [drm:intel_crtc_set_config], [CRTC:3] [FB:23] #connectors=1 (x y) (0 0)
>[  559.666064] [drm:intel_set_config_compute_mode_changes], crtc has no fb, full mode set
>[  559.666066] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch
>[  559.666068] [drm:intel_modeset_stage_output_state], [CONNECTOR:17:HDMI-A-2] to [CRTC:3]
>[  559.666070] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch
>[  559.666071] [drm:intel_crtc_set_config], attempting to set mode from userspace
>[  559.666073] [drm:drm_mode_debug_printmodeline], Modeline 24:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x5
>[  559.666076] [drm:intel_set_mode], set mode pipe masks: modeset: 1, prepare: 1, disable: 0
>[  559.666079] [drm:intel_modeset_adjusted_mode], [CRTC:3]
>[  559.666083] [drm:intel_ddi_pll_mode_set], Using WRPLL 1 on pipe A
>[  559.666085] [drm:intel_ddi_calculate_wrpll], WRPLL: 148500KHz refresh rate with p=6, n2=33 r2=20
>[  559.666108] [drm:intel_choose_pipe_bpp_dither], forcing bpc to 8 for HDMI
>[  559.666109] [drm:intel_choose_pipe_bpp_dither], setting pipe bpc to 8 (max display bpc 8)
>[  559.666111] [drm:haswell_crtc_mode_set], Mode for pipe 0:
>[  559.666112] [drm:drm_mode_debug_printmodeline], Modeline 24:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x5
>[  568.505106] [drm:ironlake_update_plane], Writing base 096BF000 00000000 0 0 7680
>[  568.505112] [drm:sandybridge_update_wm], FIFO watermarks For pipe A - plane 9, cursor: 6
>[  568.505117] [drm:intel_crtc_mode_set], [ENCODER:16:TMDS-16] set [MODE:24:1920x1080]
>[  568.505119] [drm:intel_ddi_mode_set], Preparing DDI mode for Haswell on port C, pipe A
>[  568.505121] [drm:intel_ddi_mode_set], HDMI audio on pipe A on DDI
>[  568.505122] [drm:intel_ddi_mode_set], HDMI audio: write eld information
>[  568.505125] [drm:intel_write_eld], ELD on [CONNECTOR:17:HDMI-A-2], [ENCODER:16:TMDS-16]
>[  568.505127] [drm:haswell_write_eld], HDMI: Haswell Audio initialize....
>[  568.505128] [drm:haswell_write_eld], HDMI audio: enable codec
>[  568.556721] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  568.556724] [drm:haswell_write_eld], HDMI audio: pin eld vld status=0x     555
>[  568.556727] [drm:haswell_write_eld], HDMI audio: eld vld status=0x     555
>[  568.556728] [drm:haswell_write_eld], HDMI audio: audio conf: 0x  70fa60
>[  568.556730] [drm:haswell_write_eld], ELD on pipe A
>[  568.556745] [drm:sandybridge_update_wm], FIFO watermarks For pipe A - plane 9, cursor: 6
>[  568.608702] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  568.660685] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  568.677493] [drm:intel_prepare_page_flip], preparing flip with no unpin work?
>[  568.678681] [drm:intel_connector_check_state], [CONNECTOR:17:HDMI-A-2]
>[  568.678685] [drm:intel_modeset_check_state], [ENCODER:10:DAC-10]
>[  568.678688] [drm:intel_modeset_check_state], [ENCODER:11:TMDS-11]
>[  568.678689] [drm:intel_modeset_check_state], [ENCODER:16:TMDS-16]
>[  568.678691] [drm:intel_modeset_check_state], [CRTC:3]
>[  568.678693] [drm:intel_modeset_check_state], [CRTC:5]
>[  568.678694] [drm:intel_modeset_check_state], [CRTC:7]
>[  568.679382] [drm:drm_mode_setcrtc], [CRTC:3]
>[  568.679384] [drm:intel_crtc_set_config], [CRTC:3] [NOFB]
>[  568.679386] [drm:intel_modeset_stage_output_state], [CONNECTOR:17:HDMI-A-2] to [NOCRTC]
>[  568.679388] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch
>[  568.679389] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch
>[  568.679391] [drm:intel_set_mode], set mode pipe masks: modeset: 0, prepare: 0, disable: 1
>[  568.679397] ------------[ cut here ]------------
>[  568.679412] WARNING: at drivers/gpu/drm/drm_irq.c:833 send_vblank_event+0x29/0x82 [drm]()
>[  568.679413] Hardware name: Shark Bay Client platform
>[  568.679414] Modules linked in: lockd sunrpc bnep bluetooth rfkill asix usbnet libphy mii ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 ip6table_filter ip6_tables ipt_REJECT xt_tcpudp nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack iptable_filter ip_tables x_tables snd_hda_codec_realtek snd_hda_codec_hdmi iTCO_wdt iTCO_vendor_support coretemp hwmon kvm_intel kvm microcode lpc_ich snd_hda_intel pcspkr serio_raw i2c_i801 mfd_core snd_hda_codec snd_hwdep snd_pcm snd_page_alloc e1000e snd_timer snd xhci_hcd soundcore uinput battery ac ipv6 autofs4 ext4 crc16 jbd2 mbcache sd_mod ehci_hcd i915 video button i2c_algo_bit drm_kms_helper drm i2c_core dm_mirror dm_region_hash dm_log dm_mod
>[  568.679448] Pid: 3172, comm: kms_flip Tainted: G        W    3.7.0-rc4_drm-intel-next-queued_c0c36b_20121221+ #1
>[  568.679449] Call Trace:
>[  568.679454]  [<ffffffff8102b29c>] ? warn_slowpath_common+0x76/0x8a
>[  568.679461]  [<ffffffffa0037675>] ? send_vblank_event+0x29/0x82 [drm]
>[  568.679468]  [<ffffffffa00385c6>] ? drm_vblank_off+0xf6/0x135 [drm]
>[  568.679480]  [<ffffffffa00abb23>] ? haswell_crtc_disable+0xa0/0x26f [i915]
>[  568.679488]  [<ffffffffa00adac6>] ? intel_crtc_disable+0x33/0xff [i915]
>[  568.679498]  [<ffffffffa00b1375>] ? intel_set_mode+0x220/0x7d5 [i915]
>[  568.679507]  [<ffffffffa00b1f02>] ? intel_crtc_set_config+0x5d8/0x786 [i915]
>[  568.679515]  [<ffffffffa0039d19>] ? drm_ut_debug_printk+0x56/0x5c [drm]
>[  568.679523]  [<ffffffffa0041b1a>] ? drm_mode_setcrtc+0x409/0x46c [drm]
>[  568.679526]  [<ffffffff810c366a>] ? kmem_cache_alloc+0x23/0x9d
>[  568.679533]  [<ffffffffa0038f06>] ? drm_wait_vblank+0x289/0x457 [drm]
>[  568.679539]  [<ffffffffa0035481>] ? drm_ioctl+0x279/0x33f [drm]
>[  568.679546]  [<ffffffffa0041711>] ? drm_mode_setplane+0x2e5/0x2e5 [drm]
>[  568.679549]  [<ffffffff8138b1b6>] ? __schedule+0x5bb/0x6da
>[  568.679553]  [<ffffffff810483d4>] ? __wake_up+0x35/0x46
>[  568.679556]  [<ffffffff810d4cf6>] ? vfs_ioctl+0x1e/0x31
>[  568.679559]  [<ffffffff810d552d>] ? do_vfs_ioctl+0x3ed/0x42f
>[  568.679562]  [<ffffffff810d55bc>] ? sys_ioctl+0x4d/0x7d
>[  568.679564]  [<ffffffff810c8384>] ? sys_write+0x45/0x77
>[  568.679566]  [<ffffffff81391152>] ? system_call_fastpath+0x16/0x1b
>[  568.679568] ---[ end trace b4d57b68637a1ea8 ]---
>[  568.694153] [drm:intel_prepare_page_flip], preparing flip with no unpin work?
>[  568.711670] [drm:sandybridge_update_wm], FIFO watermarks For pipe A - plane 9, cursor: 6
>[  568.711676] [drm:intel_ddi_put_crtc_pll], Disabling WRPLL 1
>[  568.711681] [drm:intel_modeset_check_state], [ENCODER:10:DAC-10]
>[  568.711684] [drm:intel_modeset_check_state], [ENCODER:11:TMDS-11]
>[  568.711685] [drm:intel_modeset_check_state], [ENCODER:16:TMDS-16]
>[  568.711687] [drm:intel_modeset_check_state], [CRTC:3]
>[  568.711688] [drm:intel_modeset_check_state], [CRTC:5]
>[  568.711690] [drm:intel_modeset_check_state], [CRTC:7]
>[  568.714756] [drm:drm_mode_setcrtc], [CRTC:3]
>[  568.714760] [drm:drm_mode_setcrtc], [CONNECTOR:17:HDMI-A-2]
>[  568.714762] [drm:intel_crtc_set_config], [CRTC:3] [FB:22] #connectors=1 (x y) (0 0)
>[  568.714765] [drm:intel_set_config_compute_mode_changes], crtc has no fb, full mode set
>[  568.714767] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch
>[  568.714769] [drm:intel_modeset_stage_output_state], [CONNECTOR:17:HDMI-A-2] to [CRTC:3]
>[  568.714771] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch
>[  568.714772] [drm:intel_crtc_set_config], attempting to set mode from userspace
>[  568.714773] [drm:drm_mode_debug_printmodeline], Modeline 24:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x5
>[  568.714777] [drm:intel_set_mode], set mode pipe masks: modeset: 1, prepare: 1, disable: 0
>[  568.714780] [drm:intel_modeset_adjusted_mode], [CRTC:3]
>[  568.714784] [drm:intel_ddi_pll_mode_set], Using WRPLL 1 on pipe A
>[  568.714786] [drm:intel_ddi_calculate_wrpll], WRPLL: 148500KHz refresh rate with p=6, n2=33 r2=20
>[  568.714809] [drm:intel_choose_pipe_bpp_dither], forcing bpc to 8 for HDMI
>[  568.714811] [drm:intel_choose_pipe_bpp_dither], setting pipe bpc to 8 (max display bpc 8)
>[  568.714812] [drm:haswell_crtc_mode_set], Mode for pipe 0:
>[  568.714814] [drm:drm_mode_debug_printmodeline], Modeline 24:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x5
>[  577.590950] [drm:ironlake_update_plane], Writing base 08ED6000 00000000 0 0 7680
>[  577.590957] [drm:sandybridge_update_wm], FIFO watermarks For pipe A - plane 9, cursor: 6
>[  577.590962] [drm:intel_crtc_mode_set], [ENCODER:16:TMDS-16] set [MODE:24:1920x1080]
>[  577.590964] [drm:intel_ddi_mode_set], Preparing DDI mode for Haswell on port C, pipe A
>[  577.590966] [drm:intel_ddi_mode_set], HDMI audio on pipe A on DDI
>[  577.590968] [drm:intel_ddi_mode_set], HDMI audio: write eld information
>[  577.590970] [drm:intel_write_eld], ELD on [CONNECTOR:17:HDMI-A-2], [ENCODER:16:TMDS-16]
>[  577.590972] [drm:haswell_write_eld], HDMI: Haswell Audio initialize....
>[  577.590974] [drm:haswell_write_eld], HDMI audio: enable codec
>[  577.642410] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  577.642413] [drm:haswell_write_eld], HDMI audio: pin eld vld status=0x     555
>[  577.642415] [drm:haswell_write_eld], HDMI audio: eld vld status=0x     555
>[  577.642417] [drm:haswell_write_eld], HDMI audio: audio conf: 0x  70fa60
>[  577.642419] [drm:haswell_write_eld], ELD on pipe A
>[  577.642434] [drm:sandybridge_update_wm], FIFO watermarks For pipe A - plane 9, cursor: 6
>[  577.694391] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  577.746372] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  577.763181] [drm:intel_prepare_page_flip], preparing flip with no unpin work?
>[  577.764407] [drm:intel_connector_check_state], [CONNECTOR:17:HDMI-A-2]
>[  577.764411] [drm:intel_modeset_check_state], [ENCODER:10:DAC-10]
>[  577.764414] [drm:intel_modeset_check_state], [ENCODER:11:TMDS-11]
>[  577.764416] [drm:intel_modeset_check_state], [ENCODER:16:TMDS-16]
>[  577.764417] [drm:intel_modeset_check_state], [CRTC:3]
>[  577.764419] [drm:intel_modeset_check_state], [CRTC:5]
>[  577.764420] [drm:intel_modeset_check_state], [CRTC:7]
>[  577.765106] [drm:drm_mode_setcrtc], [CRTC:3]
>[  577.765108] [drm:intel_crtc_set_config], [CRTC:3] [NOFB]
>[  577.765110] [drm:intel_modeset_stage_output_state], [CONNECTOR:17:HDMI-A-2] to [NOCRTC]
>[  577.765112] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch
>[  577.765113] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch
>[  577.765115] [drm:intel_set_mode], set mode pipe masks: modeset: 0, prepare: 0, disable: 1
>[  577.765121] ------------[ cut here ]------------
>[  577.765135] WARNING: at drivers/gpu/drm/drm_irq.c:833 send_vblank_event+0x29/0x82 [drm]()
>[  577.765137] Hardware name: Shark Bay Client platform
>[  577.765138] Modules linked in: lockd sunrpc bnep bluetooth rfkill asix usbnet libphy mii ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 ip6table_filter ip6_tables ipt_REJECT xt_tcpudp nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack iptable_filter ip_tables x_tables snd_hda_codec_realtek snd_hda_codec_hdmi iTCO_wdt iTCO_vendor_support coretemp hwmon kvm_intel kvm microcode lpc_ich snd_hda_intel pcspkr serio_raw i2c_i801 mfd_core snd_hda_codec snd_hwdep snd_pcm snd_page_alloc e1000e snd_timer snd xhci_hcd soundcore uinput battery ac ipv6 autofs4 ext4 crc16 jbd2 mbcache sd_mod ehci_hcd i915 video button i2c_algo_bit drm_kms_helper drm i2c_core dm_mirror dm_region_hash dm_log dm_mod
>[  577.765172] Pid: 3172, comm: kms_flip Tainted: G        W    3.7.0-rc4_drm-intel-next-queued_c0c36b_20121221+ #1
>[  577.765173] Call Trace:
>[  577.765178]  [<ffffffff8102b29c>] ? warn_slowpath_common+0x76/0x8a
>[  577.765186]  [<ffffffffa0037675>] ? send_vblank_event+0x29/0x82 [drm]
>[  577.765193]  [<ffffffffa00385c6>] ? drm_vblank_off+0xf6/0x135 [drm]
>[  577.765205]  [<ffffffffa00abb23>] ? haswell_crtc_disable+0xa0/0x26f [i915]
>[  577.765214]  [<ffffffffa00adac6>] ? intel_crtc_disable+0x33/0xff [i915]
>[  577.765223]  [<ffffffffa00b1375>] ? intel_set_mode+0x220/0x7d5 [i915]
>[  577.765232]  [<ffffffffa00b1f02>] ? intel_crtc_set_config+0x5d8/0x786 [i915]
>[  577.765240]  [<ffffffffa0039d19>] ? drm_ut_debug_printk+0x56/0x5c [drm]
>[  577.765248]  [<ffffffffa0041b1a>] ? drm_mode_setcrtc+0x409/0x46c [drm]
>[  577.765251]  [<ffffffff810c366a>] ? kmem_cache_alloc+0x23/0x9d
>[  577.765258]  [<ffffffffa0038f06>] ? drm_wait_vblank+0x289/0x457 [drm]
>[  577.765264]  [<ffffffffa0035481>] ? drm_ioctl+0x279/0x33f [drm]
>[  577.765271]  [<ffffffffa0041711>] ? drm_mode_setplane+0x2e5/0x2e5 [drm]
>[  577.765275]  [<ffffffff8138b1b6>] ? __schedule+0x5bb/0x6da
>[  577.765280]  [<ffffffff810483d4>] ? __wake_up+0x35/0x46
>[  577.765283]  [<ffffffff810d4cf6>] ? vfs_ioctl+0x1e/0x31
>[  577.765286]  [<ffffffff810d552d>] ? do_vfs_ioctl+0x3ed/0x42f
>[  577.765288]  [<ffffffff810d55bc>] ? sys_ioctl+0x4d/0x7d
>[  577.765291]  [<ffffffff810c8384>] ? sys_write+0x45/0x77
>[  577.765293]  [<ffffffff81391152>] ? system_call_fastpath+0x16/0x1b
>[  577.765295] ---[ end trace b4d57b68637a1ea9 ]---
>[  577.779841] [drm:intel_prepare_page_flip], preparing flip with no unpin work?
>[  577.797359] [drm:sandybridge_update_wm], FIFO watermarks For pipe A - plane 9, cursor: 6
>[  577.797365] [drm:intel_ddi_put_crtc_pll], Disabling WRPLL 1
>[  577.797370] [drm:intel_modeset_check_state], [ENCODER:10:DAC-10]
>[  577.797372] [drm:intel_modeset_check_state], [ENCODER:11:TMDS-11]
>[  577.797374] [drm:intel_modeset_check_state], [ENCODER:16:TMDS-16]
>[  577.797375] [drm:intel_modeset_check_state], [CRTC:3]
>[  577.797377] [drm:intel_modeset_check_state], [CRTC:5]
>[  577.797378] [drm:intel_modeset_check_state], [CRTC:7]
>[  577.797442] [drm:drm_mode_getconnector], [CONNECTOR:17:?]
>[  577.797445] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:17:HDMI-A-2]
>[  577.823859] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  577.850142] [drm:drm_edid_to_eld], ELD monitor DELL SX2210
>[  577.850145] HDMI: DVI dual 0, max TMDS clock 0, latency present 0 0, video latency 0 0, audio latency 0 0
>[  577.850147] [drm:drm_edid_to_eld], ELD size 9, SAD count 1
>[  577.850184] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:17:HDMI-A-2] probed modes :
>[  577.850186] [drm:drm_mode_debug_printmodeline], Modeline 55:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x5
>[  577.850189] [drm:drm_mode_debug_printmodeline], Modeline 64:"1920x1080" 50 148500 1920 2448 2492 2640 1080 1084 1089 1125 0x40 0x5
>[  577.850192] [drm:drm_mode_debug_printmodeline], Modeline 63:"1920x1080i" 50 74250 1920 2448 2492 2640 1080 1084 1094 1125 0x40 0x15
>[  577.850194] [drm:drm_mode_debug_printmodeline], Modeline 56:"1920x1080i" 60 74250 1920 2008 2052 2200 1080 1084 1094 1125 0x40 0x15
>[  577.850197] [drm:drm_mode_debug_printmodeline], Modeline 50:"1680x1050" 60 119000 1680 1728 1760 1840 1050 1053 1059 1080 0x40 0x9
>[  577.850203] [drm:drm_mode_debug_printmodeline], Modeline 54:"1680x945" 60 131481 1680 1784 1960 2240 945 946 949 978 0x0 0x6
>[  577.850205] [drm:drm_mode_debug_printmodeline], Modeline 47:"1400x1050" 75 156000 1400 1504 1648 1896 1050 1053 1057 1099 0x40 0x6
>[  577.850208] [drm:drm_mode_debug_printmodeline], Modeline 46:"1400x1050" 60 101000 1400 1448 1480 1560 1050 1053 1057 1080 0x40 0x9
>[  577.850210] [drm:drm_mode_debug_printmodeline], Modeline 53:"1600x900" 60 118963 1600 1696 1864 2128 900 901 904 932 0x0 0x6
>[  577.850213] [drm:drm_mode_debug_printmodeline], Modeline 31:"1280x1024" 75 135000 1280 1296 1440 1688 1024 1025 1028 1066 0x40 0x5
>[  577.850215] [drm:drm_mode_debug_printmodeline], Modeline 26:"1280x1024" 60 108000 1280 1328 1440 1688 1024 1025 1028 1066 0x40 0x5
>[  577.850218] [drm:drm_mode_debug_printmodeline], Modeline 49:"1440x900" 75 136750 1440 1536 1688 1936 900 903 909 942 0x40 0x6
>[  577.850220] [drm:drm_mode_debug_printmodeline], Modeline 48:"1440x900" 60 88750 1440 1488 1520 1600 900 903 909 926 0x40 0x9
>[  577.850222] [drm:drm_mode_debug_printmodeline], Modeline 44:"1280x960" 60 108000 1280 1376 1488 1800 960 961 964 1000 0x40 0x5
>[  577.850232] [drm:drm_mode_debug_printmodeline], Modeline 52:"1366x768" 60 85885 1366 1439 1583 1800 768 769 772 795 0x0 0x6
>[  577.850241] [drm:drm_mode_debug_printmodeline], Modeline 45:"1360x768" 60 85500 1360 1424 1536 1792 768 771 777 795 0x40 0x5
>[  577.850249] [drm:drm_mode_debug_printmodeline], Modeline 43:"1280x800" 75 106500 1280 1360 1488 1696 800 803 809 838 0x40 0x6
>[  577.850251] [drm:drm_mode_debug_printmodeline], Modeline 42:"1280x800" 60 71000 1280 1328 1360 1440 800 803 809 823 0x40 0x9
>[  577.850254] [drm:drm_mode_debug_printmodeline], Modeline 25:"1152x864" 75 108000 1152 1216 1344 1600 864 865 868 900 0x40 0x5
>[  577.850256] [drm:drm_mode_debug_printmodeline], Modeline 41:"1280x768" 75 102250 1280 1360 1488 1696 768 771 778 805 0x40 0x9
>[  577.850259] [drm:drm_mode_debug_printmodeline], Modeline 40:"1280x768" 60 68250 1280 1328 1360 1440 768 771 778 790 0x40 0x9
>[  577.850261] [drm:drm_mode_debug_printmodeline], Modeline 66:"1280x720" 50 74250 1280 1720 1760 1980 720 725 730 750 0x40 0x5
>[  577.850264] [drm:drm_mode_debug_printmodeline], Modeline 57:"1280x720" 60 74250 1280 1390 1430 1650 720 725 730 750 0x40 0x5
>[  577.850266] [drm:drm_mode_debug_printmodeline], Modeline 61:"1440x576i" 50 27000 1440 1464 1590 1728 576 580 586 625 0x40 0x101a
>[  577.850269] [drm:drm_mode_debug_printmodeline], Modeline 32:"1024x768" 75 78800 1024 1040 1136 1312 768 769 772 800 0x40 0x5
>[  577.850271] [drm:drm_mode_debug_printmodeline], Modeline 39:"1024x768" 70 75000 1024 1048 1184 1328 768 771 777 806 0x40 0xa
>[  577.850273] [drm:drm_mode_debug_printmodeline], Modeline 33:"1024x768" 60 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa
>[  577.850276] [drm:drm_mode_debug_printmodeline], Modeline 60:"1440x480i" 60 27000 1440 1478 1602 1716 480 488 494 525 0x40 0x101a
>[  577.850278] [drm:drm_mode_debug_printmodeline], Modeline 51:"1024x576" 60 46970 1024 1064 1168 1312 576 577 580 597 0x0 0x6
>[  577.850281] [drm:drm_mode_debug_printmodeline], Modeline 37:"800x600" 72 50000 800 856 976 1040 600 637 643 666 0x40 0x5
>[  577.850283] [drm:drm_mode_debug_printmodeline], Modeline 34:"800x600" 75 49500 800 816 896 1056 600 601 604 625 0x40 0x5
>[  577.850285] [drm:drm_mode_debug_printmodeline], Modeline 27:"800x600" 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5
>[  577.850288] [drm:drm_mode_debug_printmodeline], Modeline 36:"800x600" 56 36000 800 824 896 1024 600 601 603 625 0x40 0x5
>[  577.850290] [drm:drm_mode_debug_printmodeline], Modeline 65:"720x576" 50 27000 720 732 796 864 576 581 586 625 0x40 0xa
>[  577.850293] [drm:drm_mode_debug_printmodeline], Modeline 38:"848x480" 60 33750 848 864 976 1088 480 486 494 517 0x40 0x5
>[  577.850295] [drm:drm_mode_debug_printmodeline], Modeline 59:"720x480" 60 27000 720 736 798 858 480 489 495 525 0x40 0xa
>[  577.850297] [drm:drm_mode_debug_printmodeline], Modeline 35:"640x480" 73 31500 640 664 704 832 480 489 492 520 0x40 0xa
>[  577.850300] [drm:drm_mode_debug_printmodeline], Modeline 28:"640x480" 75 31500 640 656 720 840 480 481 484 500 0x40 0xa
>[  577.850302] [drm:drm_mode_debug_printmodeline], Modeline 29:"640x480" 60 25200 640 656 752 800 480 490 492 525 0x40 0xa
>[  577.850304] [drm:drm_mode_debug_printmodeline], Modeline 62:"640x480" 60 25175 640 656 752 800 480 490 492 525 0x40 0xa
>[  577.850307] [drm:drm_mode_debug_printmodeline], Modeline 30:"720x400" 70 28320 720 738 846 900 400 412 414 449 0x40 0x6
>[  577.850314] [drm:drm_mode_getconnector], [CONNECTOR:17:?]
>[  577.862636] [drm:drm_mode_addfb], [FB:22]
>[  577.874955] [drm:drm_mode_addfb], [FB:23]
>[  577.874979] [drm:drm_mode_setcrtc], [CRTC:5]
>[  577.874983] [drm:drm_mode_setcrtc], [CONNECTOR:17:HDMI-A-2]
>[  577.874985] [drm:intel_crtc_set_config], [CRTC:5] [FB:22] #connectors=1 (x y) (0 0)
>[  577.874988] [drm:intel_set_config_compute_mode_changes], crtc has no fb, full mode set
>[  577.874990] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch
>[  577.874992] [drm:intel_modeset_stage_output_state], [CONNECTOR:17:HDMI-A-2] to [CRTC:5]
>[  577.874994] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch
>[  577.874995] [drm:intel_crtc_set_config], attempting to set mode from userspace
>[  577.874997] [drm:drm_mode_debug_printmodeline], Modeline 24:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x5
>[  577.875000] [drm:intel_set_mode], set mode pipe masks: modeset: 2, prepare: 2, disable: 0
>[  577.875004] [drm:intel_modeset_adjusted_mode], [CRTC:5]
>[  577.875008] [drm:intel_ddi_pll_mode_set], Using WRPLL 1 on pipe B
>[  577.875010] [drm:intel_ddi_calculate_wrpll], WRPLL: 148500KHz refresh rate with p=6, n2=33 r2=20
>[  577.875034] [drm:intel_choose_pipe_bpp_dither], forcing bpc to 8 for HDMI
>[  577.875035] [drm:intel_choose_pipe_bpp_dither], setting pipe bpc to 8 (max display bpc 8)
>[  577.875037] [drm:haswell_crtc_mode_set], Mode for pipe 1:
>[  577.875038] [drm:drm_mode_debug_printmodeline], Modeline 24:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x5
>[  577.884972] [drm:ironlake_update_plane], Writing base 09EA8000 00000000 0 0 7680
>[  577.884977] [drm:sandybridge_update_wm], FIFO watermarks For pipe B - plane 9, cursor: 6
>[  577.884981] [drm:intel_crtc_mode_set], [ENCODER:16:TMDS-16] set [MODE:24:1920x1080]
>[  577.884983] [drm:intel_ddi_mode_set], Preparing DDI mode for Haswell on port C, pipe B
>[  577.884985] [drm:intel_ddi_mode_set], HDMI audio on pipe B on DDI
>[  577.884986] [drm:intel_ddi_mode_set], HDMI audio: write eld information
>[  577.884988] [drm:intel_write_eld], ELD on [CONNECTOR:17:HDMI-A-2], [ENCODER:16:TMDS-16]
>[  577.884991] [drm:haswell_write_eld], HDMI: Haswell Audio initialize....
>[  577.884992] [drm:haswell_write_eld], HDMI audio: enable codec
>[  577.936302] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  577.936305] [drm:haswell_write_eld], HDMI audio: pin eld vld status=0x     555
>[  577.936307] [drm:haswell_write_eld], HDMI audio: eld vld status=0x     555
>[  577.936309] [drm:haswell_write_eld], HDMI audio: audio conf: 0x  70fa60
>[  577.936311] [drm:haswell_write_eld], ELD on pipe B
>[  577.936326] [drm:sandybridge_update_wm], FIFO watermarks For pipe B - plane 9, cursor: 6
>[  577.988284] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  578.040264] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  578.057073] [drm:intel_prepare_page_flip], preparing flip with no unpin work?
>[  578.058262] [drm:intel_connector_check_state], [CONNECTOR:17:HDMI-A-2]
>[  578.058267] [drm:intel_modeset_check_state], [ENCODER:10:DAC-10]
>[  578.058269] [drm:intel_modeset_check_state], [ENCODER:11:TMDS-11]
>[  578.058271] [drm:intel_modeset_check_state], [ENCODER:16:TMDS-16]
>[  578.058273] [drm:intel_modeset_check_state], [CRTC:3]
>[  578.058275] [drm:intel_modeset_check_state], [CRTC:5]
>[  578.058277] [drm:intel_modeset_check_state], [CRTC:7]
>[  587.106854] [drm:drm_mode_setcrtc], [CRTC:5]
>[  587.106860] [drm:drm_mode_setcrtc], [CONNECTOR:17:HDMI-A-2]
>[  587.106862] [drm:intel_crtc_set_config], [CRTC:5] [FB:22] #connectors=1 (x y) (0 0)
>[  587.106866] [drm:intel_modeset_stage_output_state], [CONNECTOR:17:HDMI-A-2] to [CRTC:5]
>[  596.257513] [drm:ironlake_update_plane], Writing base 09EA8000 00000000 0 0 7680
>[  596.267165] [drm:intel_prepare_page_flip], preparing flip with no unpin work?
>[  596.268888] [drm:drm_mode_setcrtc], [CRTC:5]
>[  596.268891] [drm:intel_crtc_set_config], [CRTC:5] [NOFB]
>[  596.268895] [drm:intel_modeset_stage_output_state], [CONNECTOR:17:HDMI-A-2] to [NOCRTC]
>[  596.268897] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch
>[  596.268899] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch
>[  596.268900] [drm:intel_set_mode], set mode pipe masks: modeset: 0, prepare: 0, disable: 2
>[  596.268906] ------------[ cut here ]------------
>[  596.268923] WARNING: at drivers/gpu/drm/drm_irq.c:833 send_vblank_event+0x29/0x82 [drm]()
>[  596.268924] Hardware name: Shark Bay Client platform
>[  596.268925] Modules linked in: lockd sunrpc bnep bluetooth rfkill asix usbnet libphy mii ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 ip6table_filter ip6_tables ipt_REJECT xt_tcpudp nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack iptable_filter ip_tables x_tables snd_hda_codec_realtek snd_hda_codec_hdmi iTCO_wdt iTCO_vendor_support coretemp hwmon kvm_intel kvm microcode lpc_ich snd_hda_intel pcspkr serio_raw i2c_i801 mfd_core snd_hda_codec snd_hwdep snd_pcm snd_page_alloc e1000e snd_timer snd xhci_hcd soundcore uinput battery ac ipv6 autofs4 ext4 crc16 jbd2 mbcache sd_mod ehci_hcd i915 video button i2c_algo_bit drm_kms_helper drm i2c_core dm_mirror dm_region_hash dm_log dm_mod
>[  596.268960] Pid: 3172, comm: kms_flip Tainted: G        W    3.7.0-rc4_drm-intel-next-queued_c0c36b_20121221+ #1
>[  596.268961] Call Trace:
>[  596.268966]  [<ffffffff8102b29c>] ? warn_slowpath_common+0x76/0x8a
>[  596.268973]  [<ffffffffa0037675>] ? send_vblank_event+0x29/0x82 [drm]
>[  596.268980]  [<ffffffffa00385c6>] ? drm_vblank_off+0xf6/0x135 [drm]
>[  596.268992]  [<ffffffffa00abb23>] ? haswell_crtc_disable+0xa0/0x26f [i915]
>[  596.269000]  [<ffffffffa00adac6>] ? intel_crtc_disable+0x33/0xff [i915]
>[  596.269010]  [<ffffffffa00b1375>] ? intel_set_mode+0x220/0x7d5 [i915]
>[  596.269019]  [<ffffffffa00b1f02>] ? intel_crtc_set_config+0x5d8/0x786 [i915]
>[  596.269027]  [<ffffffffa0039d19>] ? drm_ut_debug_printk+0x56/0x5c [drm]
>[  596.269035]  [<ffffffffa0041b1a>] ? drm_mode_setcrtc+0x409/0x46c [drm]
>[  596.269038]  [<ffffffff810c366a>] ? kmem_cache_alloc+0x23/0x9d
>[  596.269045]  [<ffffffffa0038f06>] ? drm_wait_vblank+0x289/0x457 [drm]
>[  596.269051]  [<ffffffffa0035481>] ? drm_ioctl+0x279/0x33f [drm]
>[  596.269058]  [<ffffffffa0041711>] ? drm_mode_setplane+0x2e5/0x2e5 [drm]
>[  596.269062]  [<ffffffff8138b1b6>] ? __schedule+0x5bb/0x6da
>[  596.269066]  [<ffffffff810483d4>] ? __wake_up+0x35/0x46
>[  596.269069]  [<ffffffff810d4cf6>] ? vfs_ioctl+0x1e/0x31
>[  596.269071]  [<ffffffff810d552d>] ? do_vfs_ioctl+0x3ed/0x42f
>[  596.269074]  [<ffffffff810d55bc>] ? sys_ioctl+0x4d/0x7d
>[  596.269077]  [<ffffffff810c8384>] ? sys_write+0x45/0x77
>[  596.269079]  [<ffffffff81391152>] ? system_call_fastpath+0x16/0x1b
>[  596.269081] ---[ end trace b4d57b68637a1eaa ]---
>[  596.283853] [drm:intel_prepare_page_flip], preparing flip with no unpin work?
>[  596.300612] [drm:sandybridge_update_wm], FIFO watermarks For pipe B - plane 9, cursor: 6
>[  596.300618] [drm:intel_ddi_put_crtc_pll], Disabling WRPLL 1
>[  596.300623] [drm:intel_modeset_check_state], [ENCODER:10:DAC-10]
>[  596.300625] [drm:intel_modeset_check_state], [ENCODER:11:TMDS-11]
>[  596.300627] [drm:intel_modeset_check_state], [ENCODER:16:TMDS-16]
>[  596.300628] [drm:intel_modeset_check_state], [CRTC:3]
>[  596.300630] [drm:intel_modeset_check_state], [CRTC:5]
>[  596.300631] [drm:intel_modeset_check_state], [CRTC:7]
>[  596.303613] [drm:drm_mode_setcrtc], [CRTC:5]
>[  596.303617] [drm:drm_mode_setcrtc], [CONNECTOR:17:HDMI-A-2]
>[  596.303619] [drm:intel_crtc_set_config], [CRTC:5] [FB:23] #connectors=1 (x y) (0 0)
>[  596.303622] [drm:intel_set_config_compute_mode_changes], crtc has no fb, full mode set
>[  596.303624] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch
>[  596.303625] [drm:intel_modeset_stage_output_state], [CONNECTOR:17:HDMI-A-2] to [CRTC:5]
>[  596.303627] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch
>[  596.303629] [drm:intel_crtc_set_config], attempting to set mode from userspace
>[  596.303630] [drm:drm_mode_debug_printmodeline], Modeline 24:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x5
>[  596.303634] [drm:intel_set_mode], set mode pipe masks: modeset: 2, prepare: 2, disable: 0
>[  596.303637] [drm:intel_modeset_adjusted_mode], [CRTC:5]
>[  596.303641] [drm:intel_ddi_pll_mode_set], Using WRPLL 1 on pipe B
>[  596.303643] [drm:intel_ddi_calculate_wrpll], WRPLL: 148500KHz refresh rate with p=6, n2=33 r2=20
>[  596.303666] [drm:intel_choose_pipe_bpp_dither], forcing bpc to 8 for HDMI
>[  596.303667] [drm:intel_choose_pipe_bpp_dither], setting pipe bpc to 8 (max display bpc 8)
>[  596.303669] [drm:haswell_crtc_mode_set], Mode for pipe 1:
>[  596.303670] [drm:drm_mode_debug_printmodeline], Modeline 24:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x5
>[  596.303680] [drm:ironlake_update_plane], Writing base 0A691000 00000000 0 0 7680
>[  596.303684] [drm:sandybridge_update_wm], FIFO watermarks For pipe B - plane 9, cursor: 6
>[  596.303688] [drm:intel_crtc_mode_set], [ENCODER:16:TMDS-16] set [MODE:24:1920x1080]
>[  596.303690] [drm:intel_ddi_mode_set], Preparing DDI mode for Haswell on port C, pipe B
>[  596.303692] [drm:intel_ddi_mode_set], HDMI audio on pipe B on DDI
>[  596.303693] [drm:intel_ddi_mode_set], HDMI audio: write eld information
>[  596.303695] [drm:intel_write_eld], ELD on [CONNECTOR:17:HDMI-A-2], [ENCODER:16:TMDS-16]
>[  596.303697] [drm:haswell_write_eld], HDMI: Haswell Audio initialize....
>[  596.303699] [drm:haswell_write_eld], HDMI audio: enable codec
>[  596.355587] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  596.355590] [drm:haswell_write_eld], HDMI audio: pin eld vld status=0x     555
>[  596.355593] [drm:haswell_write_eld], HDMI audio: eld vld status=0x     555
>[  596.355594] [drm:haswell_write_eld], HDMI audio: audio conf: 0x  70fa60
>[  596.355596] [drm:haswell_write_eld], ELD on pipe B
>[  596.355612] [drm:sandybridge_update_wm], FIFO watermarks For pipe B - plane 9, cursor: 6
>[  596.407567] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  596.459549] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  596.476358] [drm:intel_prepare_page_flip], preparing flip with no unpin work?
>[  596.477548] [drm:intel_connector_check_state], [CONNECTOR:17:HDMI-A-2]
>[  596.477553] [drm:intel_modeset_check_state], [ENCODER:10:DAC-10]
>[  596.477555] [drm:intel_modeset_check_state], [ENCODER:11:TMDS-11]
>[  596.477558] [drm:intel_modeset_check_state], [ENCODER:16:TMDS-16]
>[  596.477560] [drm:intel_modeset_check_state], [CRTC:3]
>[  596.477561] [drm:intel_modeset_check_state], [CRTC:5]
>[  596.477563] [drm:intel_modeset_check_state], [CRTC:7]
>[  596.477585] [drm:drm_mode_setcrtc], [CRTC:5]
>[  596.477587] [drm:intel_crtc_set_config], [CRTC:5] [NOFB]
>[  596.477590] [drm:intel_modeset_stage_output_state], [CONNECTOR:17:HDMI-A-2] to [NOCRTC]
>[  596.477592] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch
>[  596.477593] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch
>[  596.477595] [drm:intel_set_mode], set mode pipe masks: modeset: 0, prepare: 0, disable: 2
>[  596.477601] ------------[ cut here ]------------
>[  596.477615] WARNING: at drivers/gpu/drm/drm_irq.c:833 send_vblank_event+0x29/0x82 [drm]()
>[  596.477617] Hardware name: Shark Bay Client platform
>[  596.477618] Modules linked in: lockd sunrpc bnep bluetooth rfkill asix usbnet libphy mii ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 ip6table_filter ip6_tables ipt_REJECT xt_tcpudp nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack iptable_filter ip_tables x_tables snd_hda_codec_realtek snd_hda_codec_hdmi iTCO_wdt iTCO_vendor_support coretemp hwmon kvm_intel kvm microcode lpc_ich snd_hda_intel pcspkr serio_raw i2c_i801 mfd_core snd_hda_codec snd_hwdep snd_pcm snd_page_alloc e1000e snd_timer snd xhci_hcd soundcore uinput battery ac ipv6 autofs4 ext4 crc16 jbd2 mbcache sd_mod ehci_hcd i915 video button i2c_algo_bit drm_kms_helper drm i2c_core dm_mirror dm_region_hash dm_log dm_mod
>[  596.477652] Pid: 3172, comm: kms_flip Tainted: G        W    3.7.0-rc4_drm-intel-next-queued_c0c36b_20121221+ #1
>[  596.477654] Call Trace:
>[  596.477658]  [<ffffffff8102b29c>] ? warn_slowpath_common+0x76/0x8a
>[  596.477666]  [<ffffffffa0037675>] ? send_vblank_event+0x29/0x82 [drm]
>[  596.477673]  [<ffffffffa00385c6>] ? drm_vblank_off+0xf6/0x135 [drm]
>[  596.477685]  [<ffffffffa00abb23>] ? haswell_crtc_disable+0xa0/0x26f [i915]
>[  596.477694]  [<ffffffffa00adac6>] ? intel_crtc_disable+0x33/0xff [i915]
>[  596.477703]  [<ffffffffa00b1375>] ? intel_set_mode+0x220/0x7d5 [i915]
>[  596.477713]  [<ffffffffa00b1f02>] ? intel_crtc_set_config+0x5d8/0x786 [i915]
>[  596.477721]  [<ffffffffa0039d19>] ? drm_ut_debug_printk+0x56/0x5c [drm]
>[  596.477729]  [<ffffffffa0041b1a>] ? drm_mode_setcrtc+0x409/0x46c [drm]
>[  596.477732]  [<ffffffff810c366a>] ? kmem_cache_alloc+0x23/0x9d
>[  596.477739]  [<ffffffffa0038f06>] ? drm_wait_vblank+0x289/0x457 [drm]
>[  596.477746]  [<ffffffffa0035481>] ? drm_ioctl+0x279/0x33f [drm]
>[  596.477754]  [<ffffffffa0041711>] ? drm_mode_setplane+0x2e5/0x2e5 [drm]
>[  596.477757]  [<ffffffff8138b1b6>] ? __schedule+0x5bb/0x6da
>[  596.477761]  [<ffffffff810483d4>] ? __wake_up+0x35/0x46
>[  596.477764]  [<ffffffff810d4cf6>] ? vfs_ioctl+0x1e/0x31
>[  596.477767]  [<ffffffff810d552d>] ? do_vfs_ioctl+0x3ed/0x42f
>[  596.477770]  [<ffffffff810d55bc>] ? sys_ioctl+0x4d/0x7d
>[  596.477772]  [<ffffffff810c8384>] ? sys_write+0x45/0x77
>[  596.477775]  [<ffffffff81391152>] ? system_call_fastpath+0x16/0x1b
>[  596.477776] ---[ end trace b4d57b68637a1eab ]---
>[  596.493019] [drm:intel_prepare_page_flip], preparing flip with no unpin work?
>[  596.511536] [drm:sandybridge_update_wm], FIFO watermarks For pipe B - plane 9, cursor: 6
>[  596.511542] [drm:intel_ddi_put_crtc_pll], Disabling WRPLL 1
>[  596.511547] [drm:intel_modeset_check_state], [ENCODER:10:DAC-10]
>[  596.511549] [drm:intel_modeset_check_state], [ENCODER:11:TMDS-11]
>[  596.511551] [drm:intel_modeset_check_state], [ENCODER:16:TMDS-16]
>[  596.511553] [drm:intel_modeset_check_state], [CRTC:3]
>[  596.511554] [drm:intel_modeset_check_state], [CRTC:5]
>[  596.511556] [drm:intel_modeset_check_state], [CRTC:7]
>[  596.514640] [drm:drm_mode_setcrtc], [CRTC:5]
>[  596.514645] [drm:drm_mode_setcrtc], [CONNECTOR:17:HDMI-A-2]
>[  596.514647] [drm:intel_crtc_set_config], [CRTC:5] [FB:22] #connectors=1 (x y) (0 0)
>[  596.514649] [drm:intel_set_config_compute_mode_changes], crtc has no fb, full mode set
>[  596.514651] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch
>[  596.514653] [drm:intel_modeset_stage_output_state], [CONNECTOR:17:HDMI-A-2] to [CRTC:5]
>[  596.514655] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch
>[  596.514657] [drm:intel_crtc_set_config], attempting to set mode from userspace
>[  596.514658] [drm:drm_mode_debug_printmodeline], Modeline 24:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x5
>[  596.514662] [drm:intel_set_mode], set mode pipe masks: modeset: 2, prepare: 2, disable: 0
>[  596.514665] [drm:intel_modeset_adjusted_mode], [CRTC:5]
>[  596.514669] [drm:intel_ddi_pll_mode_set], Using WRPLL 1 on pipe B
>[  596.514671] [drm:intel_ddi_calculate_wrpll], WRPLL: 148500KHz refresh rate with p=6, n2=33 r2=20
>[  596.514694] [drm:intel_choose_pipe_bpp_dither], forcing bpc to 8 for HDMI
>[  596.514695] [drm:intel_choose_pipe_bpp_dither], setting pipe bpc to 8 (max display bpc 8)
>[  596.514697] [drm:haswell_crtc_mode_set], Mode for pipe 1:
>[  596.514698] [drm:drm_mode_debug_printmodeline], Modeline 24:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x5
>[  605.351080] [drm:ironlake_update_plane], Writing base 09EA8000 00000000 0 0 7680
>[  605.351086] [drm:sandybridge_update_wm], FIFO watermarks For pipe B - plane 9, cursor: 6
>[  605.351091] [drm:intel_crtc_mode_set], [ENCODER:16:TMDS-16] set [MODE:24:1920x1080]
>[  605.351093] [drm:intel_ddi_mode_set], Preparing DDI mode for Haswell on port C, pipe B
>[  605.351095] [drm:intel_ddi_mode_set], HDMI audio on pipe B on DDI
>[  605.351096] [drm:intel_ddi_mode_set], HDMI audio: write eld information
>[  605.351099] [drm:intel_write_eld], ELD on [CONNECTOR:17:HDMI-A-2], [ENCODER:16:TMDS-16]
>[  605.351101] [drm:haswell_write_eld], HDMI: Haswell Audio initialize....
>[  605.351103] [drm:haswell_write_eld], HDMI audio: enable codec
>[  605.402290] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  605.402293] [drm:haswell_write_eld], HDMI audio: pin eld vld status=0x     555
>[  605.402296] [drm:haswell_write_eld], HDMI audio: eld vld status=0x     555
>[  605.402297] [drm:haswell_write_eld], HDMI audio: audio conf: 0x  70fa60
>[  605.402299] [drm:haswell_write_eld], ELD on pipe B
>[  605.402314] [drm:sandybridge_update_wm], FIFO watermarks For pipe B - plane 9, cursor: 6
>[  605.454271] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  605.506251] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  605.523059] [drm:intel_prepare_page_flip], preparing flip with no unpin work?
>[  605.524250] [drm:intel_connector_check_state], [CONNECTOR:17:HDMI-A-2]
>[  605.524254] [drm:intel_modeset_check_state], [ENCODER:10:DAC-10]
>[  605.524257] [drm:intel_modeset_check_state], [ENCODER:11:TMDS-11]
>[  605.524259] [drm:intel_modeset_check_state], [ENCODER:16:TMDS-16]
>[  605.524261] [drm:intel_modeset_check_state], [CRTC:3]
>[  605.524262] [drm:intel_modeset_check_state], [CRTC:5]
>[  605.524264] [drm:intel_modeset_check_state], [CRTC:7]
>[  605.524940] [drm:drm_mode_setcrtc], [CRTC:5]
>[  605.524942] [drm:intel_crtc_set_config], [CRTC:5] [NOFB]
>[  605.524945] [drm:intel_modeset_stage_output_state], [CONNECTOR:17:HDMI-A-2] to [NOCRTC]
>[  605.524947] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch
>[  605.524949] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch
>[  605.524951] [drm:intel_set_mode], set mode pipe masks: modeset: 0, prepare: 0, disable: 2
>[  605.524957] ------------[ cut here ]------------
>[  605.524973] WARNING: at drivers/gpu/drm/drm_irq.c:833 send_vblank_event+0x29/0x82 [drm]()
>[  605.524974] Hardware name: Shark Bay Client platform
>[  605.524975] Modules linked in: lockd sunrpc bnep bluetooth rfkill asix usbnet libphy mii ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 ip6table_filter ip6_tables ipt_REJECT xt_tcpudp nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack iptable_filter ip_tables x_tables snd_hda_codec_realtek snd_hda_codec_hdmi iTCO_wdt iTCO_vendor_support coretemp hwmon kvm_intel kvm microcode lpc_ich snd_hda_intel pcspkr serio_raw i2c_i801 mfd_core snd_hda_codec snd_hwdep snd_pcm snd_page_alloc e1000e snd_timer snd xhci_hcd soundcore uinput battery ac ipv6 autofs4 ext4 crc16 jbd2 mbcache sd_mod ehci_hcd i915 video button i2c_algo_bit drm_kms_helper drm i2c_core dm_mirror dm_region_hash dm_log dm_mod
>[  605.525010] Pid: 3172, comm: kms_flip Tainted: G        W    3.7.0-rc4_drm-intel-next-queued_c0c36b_20121221+ #1
>[  605.525011] Call Trace:
>[  605.525016]  [<ffffffff8102b29c>] ? warn_slowpath_common+0x76/0x8a
>[  605.525024]  [<ffffffffa0037675>] ? send_vblank_event+0x29/0x82 [drm]
>[  605.525032]  [<ffffffffa00385c6>] ? drm_vblank_off+0xf6/0x135 [drm]
>[  605.525045]  [<ffffffffa00abb23>] ? haswell_crtc_disable+0xa0/0x26f [i915]
>[  605.525054]  [<ffffffffa00adac6>] ? intel_crtc_disable+0x33/0xff [i915]
>[  605.525063]  [<ffffffffa00b1375>] ? intel_set_mode+0x220/0x7d5 [i915]
>[  605.525073]  [<ffffffffa00b1f02>] ? intel_crtc_set_config+0x5d8/0x786 [i915]
>[  605.525081]  [<ffffffffa0039d19>] ? drm_ut_debug_printk+0x56/0x5c [drm]
>[  605.525089]  [<ffffffffa0041b1a>] ? drm_mode_setcrtc+0x409/0x46c [drm]
>[  605.525093]  [<ffffffff810c366a>] ? kmem_cache_alloc+0x23/0x9d
>[  605.525100]  [<ffffffffa0038f06>] ? drm_wait_vblank+0x289/0x457 [drm]
>[  605.525107]  [<ffffffffa0035481>] ? drm_ioctl+0x279/0x33f [drm]
>[  605.525114]  [<ffffffffa0041711>] ? drm_mode_setplane+0x2e5/0x2e5 [drm]
>[  605.525118]  [<ffffffff8138b1b6>] ? __schedule+0x5bb/0x6da
>[  605.525121]  [<ffffffff810483d4>] ? __wake_up+0x35/0x46
>[  605.525125]  [<ffffffff810d4cf6>] ? vfs_ioctl+0x1e/0x31
>[  605.525127]  [<ffffffff810d552d>] ? do_vfs_ioctl+0x3ed/0x42f
>[  605.525130]  [<ffffffff810d55bc>] ? sys_ioctl+0x4d/0x7d
>[  605.525133]  [<ffffffff810c8384>] ? sys_write+0x45/0x77
>[  605.525135]  [<ffffffff81391152>] ? system_call_fastpath+0x16/0x1b
>[  605.525137] ---[ end trace b4d57b68637a1eac ]---
>[  605.539719] [drm:intel_prepare_page_flip], preparing flip with no unpin work?
>[  605.557238] [drm:sandybridge_update_wm], FIFO watermarks For pipe B - plane 9, cursor: 6
>[  605.557243] [drm:intel_ddi_put_crtc_pll], Disabling WRPLL 1
>[  605.557249] [drm:intel_modeset_check_state], [ENCODER:10:DAC-10]
>[  605.557251] [drm:intel_modeset_check_state], [ENCODER:11:TMDS-11]
>[  605.557253] [drm:intel_modeset_check_state], [ENCODER:16:TMDS-16]
>[  605.557254] [drm:intel_modeset_check_state], [CRTC:3]
>[  605.557256] [drm:intel_modeset_check_state], [CRTC:5]
>[  605.557257] [drm:intel_modeset_check_state], [CRTC:7]
>[  605.560393] [drm:drm_mode_setcrtc], [CRTC:5]
>[  605.560397] [drm:drm_mode_setcrtc], [CONNECTOR:17:HDMI-A-2]
>[  605.560399] [drm:intel_crtc_set_config], [CRTC:5] [FB:23] #connectors=1 (x y) (0 0)
>[  605.560402] [drm:intel_set_config_compute_mode_changes], crtc has no fb, full mode set
>[  605.560404] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch
>[  605.560405] [drm:intel_modeset_stage_output_state], [CONNECTOR:17:HDMI-A-2] to [CRTC:5]
>[  605.560407] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch
>[  605.560409] [drm:intel_crtc_set_config], attempting to set mode from userspace
>[  605.560410] [drm:drm_mode_debug_printmodeline], Modeline 24:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x5
>[  605.560414] [drm:intel_set_mode], set mode pipe masks: modeset: 2, prepare: 2, disable: 0
>[  605.560416] [drm:intel_modeset_adjusted_mode], [CRTC:5]
>[  605.560421] [drm:intel_ddi_pll_mode_set], Using WRPLL 1 on pipe B
>[  605.560423] [drm:intel_ddi_calculate_wrpll], WRPLL: 148500KHz refresh rate with p=6, n2=33 r2=20
>[  605.560446] [drm:intel_choose_pipe_bpp_dither], forcing bpc to 8 for HDMI
>[  605.560447] [drm:intel_choose_pipe_bpp_dither], setting pipe bpc to 8 (max display bpc 8)
>[  605.560449] [drm:haswell_crtc_mode_set], Mode for pipe 1:
>[  605.560450] [drm:drm_mode_debug_printmodeline], Modeline 24:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x5
>[  614.529601] [drm:ironlake_update_plane], Writing base 0A691000 00000000 0 0 7680
>[  614.529604] [drm:sandybridge_update_wm], FIFO watermarks For pipe B - plane 9, cursor: 6
>[  614.529609] [drm:intel_crtc_mode_set], [ENCODER:16:TMDS-16] set [MODE:24:1920x1080]
>[  614.529610] [drm:intel_ddi_mode_set], Preparing DDI mode for Haswell on port C, pipe B
>[  614.529611] [drm:intel_ddi_mode_set], HDMI audio on pipe B on DDI
>[  614.529612] [drm:intel_ddi_mode_set], HDMI audio: write eld information
>[  614.529614] [drm:intel_write_eld], ELD on [CONNECTOR:17:HDMI-A-2], [ENCODER:16:TMDS-16]
>[  614.529616] [drm:haswell_write_eld], HDMI: Haswell Audio initialize....
>[  614.529616] [drm:haswell_write_eld], HDMI audio: enable codec
>[  614.580946] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  614.580948] [drm:haswell_write_eld], HDMI audio: pin eld vld status=0x     555
>[  614.580949] [drm:haswell_write_eld], HDMI audio: eld vld status=0x     555
>[  614.580950] [drm:haswell_write_eld], HDMI audio: audio conf: 0x  70fa60
>[  614.580952] [drm:haswell_write_eld], ELD on pipe B
>[  614.580967] [drm:sandybridge_update_wm], FIFO watermarks For pipe B - plane 9, cursor: 6
>[  614.632925] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  614.684907] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  614.701713] [drm:intel_prepare_page_flip], preparing flip with no unpin work?
>[  614.702905] [drm:intel_connector_check_state], [CONNECTOR:17:HDMI-A-2]
>[  614.702907] [drm:intel_modeset_check_state], [ENCODER:10:DAC-10]
>[  614.702909] [drm:intel_modeset_check_state], [ENCODER:11:TMDS-11]
>[  614.702910] [drm:intel_modeset_check_state], [ENCODER:16:TMDS-16]
>[  614.702912] [drm:intel_modeset_check_state], [CRTC:3]
>[  614.702913] [drm:intel_modeset_check_state], [CRTC:5]
>[  614.702914] [drm:intel_modeset_check_state], [CRTC:7]
>[  614.718379] [drm:intel_prepare_page_flip], preparing flip with no unpin work?
>[  614.735125] [drm:i915_get_crtc_scanoutpos], trying to get scanoutpos for disabled pipe B
>[  614.736894] [drm:sandybridge_update_wm], FIFO watermarks For pipe B - plane 9, cursor: 6
>[  614.736899] [drm:intel_modeset_check_state], [ENCODER:10:DAC-10]
>[  614.736900] [drm:intel_modeset_check_state], [ENCODER:11:TMDS-11]
>[  614.736902] [drm:intel_modeset_check_state], [ENCODER:16:TMDS-16]
>[  614.736903] [drm:intel_modeset_check_state], [CRTC:3]
>[  614.736904] [drm:intel_modeset_check_state], [CRTC:5]
>[  614.736905] [drm:intel_modeset_check_state], [CRTC:7]
>[  614.736931] [drm:drm_mode_setcrtc], [CRTC:5]
>[  614.736933] [drm:intel_crtc_set_config], [CRTC:5] [NOFB]
>[  614.736936] [drm:intel_modeset_stage_output_state], [CONNECTOR:17:HDMI-A-2] to [NOCRTC]
>[  614.736937] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch
>[  614.736938] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch
>[  614.736940] [drm:intel_set_mode], set mode pipe masks: modeset: 0, prepare: 0, disable: 2
>[  614.736941] [drm:intel_ddi_put_crtc_pll], Disabling WRPLL 1
>[  614.736947] [drm:intel_modeset_check_state], [ENCODER:10:DAC-10]
>[  614.736948] [drm:intel_modeset_check_state], [ENCODER:11:TMDS-11]
>[  614.736949] [drm:intel_modeset_check_state], [ENCODER:16:TMDS-16]
>[  614.736950] [drm:intel_modeset_check_state], [CRTC:3]
>[  614.736951] [drm:intel_modeset_check_state], [CRTC:5]
>[  614.736952] [drm:intel_modeset_check_state], [CRTC:7]
>[  614.737010] [drm:asle_set_backlight], bclp = 0x800000ff
>[  614.737088] [drm:asle_set_backlight], bclp = 0x800000ff
>[  614.737146] [drm:asle_set_backlight], bclp = 0x800000ff
>[  614.737203] [drm:asle_set_backlight], bclp = 0x800000ff
>[  614.737259] [drm:asle_set_backlight], bclp = 0x800000ff
>[  614.737316] [drm:asle_set_backlight], bclp = 0x800000ff
>[  614.737370] [drm:asle_set_backlight], bclp = 0x800000ff
>[  614.737427] [drm:asle_set_backlight], bclp = 0x800000ff
>[  614.737482] [drm:asle_set_backlight], bclp = 0x800000ff
>[  614.737519] [drm:asle_set_backlight], bclp = 0x800000ff
>[  614.740060] [drm:drm_mode_setcrtc], [CRTC:5]
>[  614.740065] [drm:drm_mode_setcrtc], [CONNECTOR:17:HDMI-A-2]
>[  614.740067] [drm:intel_crtc_set_config], [CRTC:5] [FB:22] #connectors=1 (x y) (0 0)
>[  614.740069] [drm:intel_set_config_compute_mode_changes], crtc has no fb, full mode set
>[  614.740071] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch
>[  614.740073] [drm:intel_modeset_stage_output_state], [CONNECTOR:17:HDMI-A-2] to [CRTC:5]
>[  614.740075] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch
>[  614.740076] [drm:intel_crtc_set_config], attempting to set mode from userspace
>[  614.740078] [drm:drm_mode_debug_printmodeline], Modeline 24:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x5
>[  614.740081] [drm:intel_set_mode], set mode pipe masks: modeset: 2, prepare: 2, disable: 0
>[  614.740084] [drm:intel_modeset_adjusted_mode], [CRTC:5]
>[  614.740088] [drm:intel_ddi_pll_mode_set], Using WRPLL 1 on pipe B
>[  614.740090] [drm:intel_ddi_calculate_wrpll], WRPLL: 148500KHz refresh rate with p=6, n2=33 r2=20
>[  614.740113] [drm:intel_choose_pipe_bpp_dither], forcing bpc to 8 for HDMI
>[  614.740114] [drm:intel_choose_pipe_bpp_dither], setting pipe bpc to 8 (max display bpc 8)
>[  614.740116] [drm:haswell_crtc_mode_set], Mode for pipe 1:
>[  614.740117] [drm:drm_mode_debug_printmodeline], Modeline 24:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x5
>[  623.669487] [drm:ironlake_update_plane], Writing base 09EA8000 00000000 0 0 7680
>[  623.669494] [drm:sandybridge_update_wm], FIFO watermarks For pipe B - plane 9, cursor: 6
>[  623.669513] [drm:intel_crtc_mode_set], [ENCODER:16:TMDS-16] set [MODE:24:1920x1080]
>[  623.669516] [drm:intel_ddi_mode_set], Preparing DDI mode for Haswell on port C, pipe B
>[  623.669518] [drm:intel_ddi_mode_set], HDMI audio on pipe B on DDI
>[  623.669519] [drm:intel_ddi_mode_set], HDMI audio: write eld information
>[  623.669526] [drm:intel_write_eld], ELD on [CONNECTOR:17:HDMI-A-2], [ENCODER:16:TMDS-16]
>[  623.669530] [drm:haswell_write_eld], HDMI: Haswell Audio initialize....
>[  623.669531] [drm:haswell_write_eld], HDMI audio: enable codec
>[  623.721609] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  623.721612] [drm:haswell_write_eld], HDMI audio: pin eld vld status=0x     555
>[  623.721615] [drm:haswell_write_eld], HDMI audio: eld vld status=0x     555
>[  623.721617] [drm:haswell_write_eld], HDMI audio: audio conf: 0x  70fa60
>[  623.721619] [drm:haswell_write_eld], ELD on pipe B
>[  623.721634] [drm:sandybridge_update_wm], FIFO watermarks For pipe B - plane 9, cursor: 6
>[  623.773597] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  623.825574] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  623.842385] [drm:intel_prepare_page_flip], preparing flip with no unpin work?
>[  623.843571] [drm:intel_connector_check_state], [CONNECTOR:17:HDMI-A-2]
>[  623.843576] [drm:intel_modeset_check_state], [ENCODER:10:DAC-10]
>[  623.843578] [drm:intel_modeset_check_state], [ENCODER:11:TMDS-11]
>[  623.843580] [drm:intel_modeset_check_state], [ENCODER:16:TMDS-16]
>[  623.843582] [drm:intel_modeset_check_state], [CRTC:3]
>[  623.843584] [drm:intel_modeset_check_state], [CRTC:5]
>[  623.843585] [drm:intel_modeset_check_state], [CRTC:7]
>[  623.844279] [drm:drm_mode_setcrtc], [CRTC:5]
>[  623.844281] [drm:intel_crtc_set_config], [CRTC:5] [NOFB]
>[  623.844283] [drm:intel_modeset_stage_output_state], [CONNECTOR:17:HDMI-A-2] to [NOCRTC]
>[  623.844285] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch
>[  623.844286] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch
>[  623.844288] [drm:intel_set_mode], set mode pipe masks: modeset: 0, prepare: 0, disable: 2
>[  623.844294] ------------[ cut here ]------------
>[  623.844309] WARNING: at drivers/gpu/drm/drm_irq.c:833 send_vblank_event+0x29/0x82 [drm]()
>[  623.844311] Hardware name: Shark Bay Client platform
>[  623.844312] Modules linked in: lockd sunrpc bnep bluetooth rfkill asix usbnet libphy mii ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 ip6table_filter ip6_tables ipt_REJECT xt_tcpudp nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack iptable_filter ip_tables x_tables snd_hda_codec_realtek snd_hda_codec_hdmi iTCO_wdt iTCO_vendor_support coretemp hwmon kvm_intel kvm microcode lpc_ich snd_hda_intel pcspkr serio_raw i2c_i801 mfd_core snd_hda_codec snd_hwdep snd_pcm snd_page_alloc e1000e snd_timer snd xhci_hcd soundcore uinput battery ac ipv6 autofs4 ext4 crc16 jbd2 mbcache sd_mod ehci_hcd i915 video button i2c_algo_bit drm_kms_helper drm i2c_core dm_mirror dm_region_hash dm_log dm_mod
>[  623.844345] Pid: 3172, comm: kms_flip Tainted: G        W    3.7.0-rc4_drm-intel-next-queued_c0c36b_20121221+ #1
>[  623.844346] Call Trace:
>[  623.844351]  [<ffffffff8102b29c>] ? warn_slowpath_common+0x76/0x8a
>[  623.844359]  [<ffffffffa0037675>] ? send_vblank_event+0x29/0x82 [drm]
>[  623.844366]  [<ffffffffa00385c6>] ? drm_vblank_off+0xf6/0x135 [drm]
>[  623.844378]  [<ffffffffa00abb23>] ? haswell_crtc_disable+0xa0/0x26f [i915]
>[  623.844387]  [<ffffffffa00adac6>] ? intel_crtc_disable+0x33/0xff [i915]
>[  623.844396]  [<ffffffffa00b1375>] ? intel_set_mode+0x220/0x7d5 [i915]
>[  623.844406]  [<ffffffffa00b1f02>] ? intel_crtc_set_config+0x5d8/0x786 [i915]
>[  623.844414]  [<ffffffffa0039d19>] ? drm_ut_debug_printk+0x56/0x5c [drm]
>[  623.844421]  [<ffffffffa0041b1a>] ? drm_mode_setcrtc+0x409/0x46c [drm]
>[  623.844425]  [<ffffffff810c366a>] ? kmem_cache_alloc+0x23/0x9d
>[  623.844432]  [<ffffffffa0038f06>] ? drm_wait_vblank+0x289/0x457 [drm]
>[  623.844437]  [<ffffffffa0035481>] ? drm_ioctl+0x279/0x33f [drm]
>[  623.844444]  [<ffffffffa0041711>] ? drm_mode_setplane+0x2e5/0x2e5 [drm]
>[  623.844448]  [<ffffffff8138b1b6>] ? __schedule+0x5bb/0x6da
>[  623.844453]  [<ffffffff810483d4>] ? __wake_up+0x35/0x46
>[  623.844456]  [<ffffffff810d4cf6>] ? vfs_ioctl+0x1e/0x31
>[  623.844459]  [<ffffffff810d552d>] ? do_vfs_ioctl+0x3ed/0x42f
>[  623.844461]  [<ffffffff810d55bc>] ? sys_ioctl+0x4d/0x7d
>[  623.844464]  [<ffffffff810c8384>] ? sys_write+0x45/0x77
>[  623.844466]  [<ffffffff81391152>] ? system_call_fastpath+0x16/0x1b
>[  623.844468] ---[ end trace b4d57b68637a1ead ]---
>[  623.859042] [drm:intel_prepare_page_flip], preparing flip with no unpin work?
>[  623.876560] [drm:sandybridge_update_wm], FIFO watermarks For pipe B - plane 9, cursor: 6
>[  623.876566] [drm:intel_ddi_put_crtc_pll], Disabling WRPLL 1
>[  623.876571] [drm:intel_modeset_check_state], [ENCODER:10:DAC-10]
>[  623.876573] [drm:intel_modeset_check_state], [ENCODER:11:TMDS-11]
>[  623.876575] [drm:intel_modeset_check_state], [ENCODER:16:TMDS-16]
>[  623.876577] [drm:intel_modeset_check_state], [CRTC:3]
>[  623.876579] [drm:intel_modeset_check_state], [CRTC:5]
>[  623.876581] [drm:intel_modeset_check_state], [CRTC:7]
>[  623.876624] [drm:drm_mode_getconnector], [CONNECTOR:17:?]
>[  623.876627] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:17:HDMI-A-2]
>[  623.903040] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  623.929341] [drm:drm_edid_to_eld], ELD monitor DELL SX2210
>[  623.929345] HDMI: DVI dual 0, max TMDS clock 0, latency present 0 0, video latency 0 0, audio latency 0 0
>[  623.929346] [drm:drm_edid_to_eld], ELD size 9, SAD count 1
>[  623.929386] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:17:HDMI-A-2] probed modes :
>[  623.929388] [drm:drm_mode_debug_printmodeline], Modeline 55:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x5
>[  623.929391] [drm:drm_mode_debug_printmodeline], Modeline 64:"1920x1080" 50 148500 1920 2448 2492 2640 1080 1084 1089 1125 0x40 0x5
>[  623.929394] [drm:drm_mode_debug_printmodeline], Modeline 63:"1920x1080i" 50 74250 1920 2448 2492 2640 1080 1084 1094 1125 0x40 0x15
>[  623.929396] [drm:drm_mode_debug_printmodeline], Modeline 56:"1920x1080i" 60 74250 1920 2008 2052 2200 1080 1084 1094 1125 0x40 0x15
>[  623.929399] [drm:drm_mode_debug_printmodeline], Modeline 50:"1680x1050" 60 119000 1680 1728 1760 1840 1050 1053 1059 1080 0x40 0x9
>[  623.929405] [drm:drm_mode_debug_printmodeline], Modeline 54:"1680x945" 60 131481 1680 1784 1960 2240 945 946 949 978 0x0 0x6
>[  623.929407] [drm:drm_mode_debug_printmodeline], Modeline 47:"1400x1050" 75 156000 1400 1504 1648 1896 1050 1053 1057 1099 0x40 0x6
>[  623.929410] [drm:drm_mode_debug_printmodeline], Modeline 46:"1400x1050" 60 101000 1400 1448 1480 1560 1050 1053 1057 1080 0x40 0x9
>[  623.929412] [drm:drm_mode_debug_printmodeline], Modeline 53:"1600x900" 60 118963 1600 1696 1864 2128 900 901 904 932 0x0 0x6
>[  623.929414] [drm:drm_mode_debug_printmodeline], Modeline 31:"1280x1024" 75 135000 1280 1296 1440 1688 1024 1025 1028 1066 0x40 0x5
>[  623.929417] [drm:drm_mode_debug_printmodeline], Modeline 26:"1280x1024" 60 108000 1280 1328 1440 1688 1024 1025 1028 1066 0x40 0x5
>[  623.929419] [drm:drm_mode_debug_printmodeline], Modeline 49:"1440x900" 75 136750 1440 1536 1688 1936 900 903 909 942 0x40 0x6
>[  623.929421] [drm:drm_mode_debug_printmodeline], Modeline 48:"1440x900" 60 88750 1440 1488 1520 1600 900 903 909 926 0x40 0x9
>[  623.929424] [drm:drm_mode_debug_printmodeline], Modeline 44:"1280x960" 60 108000 1280 1376 1488 1800 960 961 964 1000 0x40 0x5
>[  623.929432] [drm:drm_mode_debug_printmodeline], Modeline 52:"1366x768" 60 85885 1366 1439 1583 1800 768 769 772 795 0x0 0x6
>[  623.929441] [drm:drm_mode_debug_printmodeline], Modeline 45:"1360x768" 60 85500 1360 1424 1536 1792 768 771 777 795 0x40 0x5
>[  623.929450] [drm:drm_mode_debug_printmodeline], Modeline 43:"1280x800" 75 106500 1280 1360 1488 1696 800 803 809 838 0x40 0x6
>[  623.929453] [drm:drm_mode_debug_printmodeline], Modeline 42:"1280x800" 60 71000 1280 1328 1360 1440 800 803 809 823 0x40 0x9
>[  623.929455] [drm:drm_mode_debug_printmodeline], Modeline 25:"1152x864" 75 108000 1152 1216 1344 1600 864 865 868 900 0x40 0x5
>[  623.929458] [drm:drm_mode_debug_printmodeline], Modeline 41:"1280x768" 75 102250 1280 1360 1488 1696 768 771 778 805 0x40 0x9
>[  623.929460] [drm:drm_mode_debug_printmodeline], Modeline 40:"1280x768" 60 68250 1280 1328 1360 1440 768 771 778 790 0x40 0x9
>[  623.929462] [drm:drm_mode_debug_printmodeline], Modeline 66:"1280x720" 50 74250 1280 1720 1760 1980 720 725 730 750 0x40 0x5
>[  623.929465] [drm:drm_mode_debug_printmodeline], Modeline 57:"1280x720" 60 74250 1280 1390 1430 1650 720 725 730 750 0x40 0x5
>[  623.929467] [drm:drm_mode_debug_printmodeline], Modeline 61:"1440x576i" 50 27000 1440 1464 1590 1728 576 580 586 625 0x40 0x101a
>[  623.929470] [drm:drm_mode_debug_printmodeline], Modeline 32:"1024x768" 75 78800 1024 1040 1136 1312 768 769 772 800 0x40 0x5
>[  623.929472] [drm:drm_mode_debug_printmodeline], Modeline 39:"1024x768" 70 75000 1024 1048 1184 1328 768 771 777 806 0x40 0xa
>[  623.929475] [drm:drm_mode_debug_printmodeline], Modeline 33:"1024x768" 60 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa
>[  623.929477] [drm:drm_mode_debug_printmodeline], Modeline 60:"1440x480i" 60 27000 1440 1478 1602 1716 480 488 494 525 0x40 0x101a
>[  623.929480] [drm:drm_mode_debug_printmodeline], Modeline 51:"1024x576" 60 46970 1024 1064 1168 1312 576 577 580 597 0x0 0x6
>[  623.929482] [drm:drm_mode_debug_printmodeline], Modeline 37:"800x600" 72 50000 800 856 976 1040 600 637 643 666 0x40 0x5
>[  623.929484] [drm:drm_mode_debug_printmodeline], Modeline 34:"800x600" 75 49500 800 816 896 1056 600 601 604 625 0x40 0x5
>[  623.929487] [drm:drm_mode_debug_printmodeline], Modeline 27:"800x600" 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5
>[  623.929489] [drm:drm_mode_debug_printmodeline], Modeline 36:"800x600" 56 36000 800 824 896 1024 600 601 603 625 0x40 0x5
>[  623.929492] [drm:drm_mode_debug_printmodeline], Modeline 65:"720x576" 50 27000 720 732 796 864 576 581 586 625 0x40 0xa
>[  623.929494] [drm:drm_mode_debug_printmodeline], Modeline 38:"848x480" 60 33750 848 864 976 1088 480 486 494 517 0x40 0x5
>[  623.929497] [drm:drm_mode_debug_printmodeline], Modeline 59:"720x480" 60 27000 720 736 798 858 480 489 495 525 0x40 0xa
>[  623.929499] [drm:drm_mode_debug_printmodeline], Modeline 35:"640x480" 73 31500 640 664 704 832 480 489 492 520 0x40 0xa
>[  623.929501] [drm:drm_mode_debug_printmodeline], Modeline 28:"640x480" 75 31500 640 656 720 840 480 481 484 500 0x40 0xa
>[  623.929504] [drm:drm_mode_debug_printmodeline], Modeline 29:"640x480" 60 25200 640 656 752 800 480 490 492 525 0x40 0xa
>[  623.929506] [drm:drm_mode_debug_printmodeline], Modeline 62:"640x480" 60 25175 640 656 752 800 480 490 492 525 0x40 0xa
>[  623.929508] [drm:drm_mode_debug_printmodeline], Modeline 30:"720x400" 70 28320 720 738 846 900 400 412 414 449 0x40 0x6
>[  623.929516] [drm:drm_mode_getconnector], [CONNECTOR:17:?]
>[  623.941865] [drm:drm_mode_addfb], [FB:22]
>[  623.954177] [drm:drm_mode_addfb], [FB:23]
>[  623.954201] [drm:drm_mode_setcrtc], [CRTC:7]
>[  623.954205] [drm:drm_mode_setcrtc], [CONNECTOR:17:HDMI-A-2]
>[  623.954207] [drm:intel_crtc_set_config], [CRTC:7] [FB:22] #connectors=1 (x y) (0 0)
>[  623.954210] [drm:intel_set_config_compute_mode_changes], crtc has no fb, full mode set
>[  623.954213] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch
>[  623.954215] [drm:intel_modeset_stage_output_state], [CONNECTOR:17:HDMI-A-2] to [CRTC:7]
>[  623.954216] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch
>[  623.954218] [drm:intel_crtc_set_config], attempting to set mode from userspace
>[  623.954219] [drm:drm_mode_debug_printmodeline], Modeline 24:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x5
>[  623.954223] [drm:intel_set_mode], set mode pipe masks: modeset: 4, prepare: 4, disable: 0
>[  623.954226] [drm:intel_modeset_adjusted_mode], [CRTC:7]
>[  623.954230] [drm:intel_ddi_pll_mode_set], Using WRPLL 1 on pipe C
>[  623.954233] [drm:intel_ddi_calculate_wrpll], WRPLL: 148500KHz refresh rate with p=6, n2=33 r2=20
>[  623.954256] [drm:intel_choose_pipe_bpp_dither], forcing bpc to 8 for HDMI
>[  623.954258] [drm:intel_choose_pipe_bpp_dither], setting pipe bpc to 8 (max display bpc 8)
>[  623.954259] [drm:haswell_crtc_mode_set], Mode for pipe 2:
>[  623.954261] [drm:drm_mode_debug_printmodeline], Modeline 24:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x5
>[  623.964025] [drm:ironlake_update_plane], Writing base 0AE7A000 00000000 0 0 7680
>[  623.964029] [drm:sandybridge_update_wm], FIFO watermarks For pipe C - plane 9, cursor: 6
>[  623.964033] [drm:intel_crtc_mode_set], [ENCODER:16:TMDS-16] set [MODE:24:1920x1080]
>[  623.964035] [drm:intel_ddi_mode_set], Preparing DDI mode for Haswell on port C, pipe C
>[  623.964037] [drm:intel_ddi_mode_set], HDMI audio on pipe C on DDI
>[  623.964038] [drm:intel_ddi_mode_set], HDMI audio: write eld information
>[  623.964040] [drm:intel_write_eld], ELD on [CONNECTOR:17:HDMI-A-2], [ENCODER:16:TMDS-16]
>[  623.964042] [drm:haswell_write_eld], HDMI: Haswell Audio initialize....
>[  623.964044] [drm:haswell_write_eld], HDMI audio: enable codec
>[  624.015504] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  624.015507] [drm:haswell_write_eld], HDMI audio: pin eld vld status=0x     555
>[  624.015509] [drm:haswell_write_eld], HDMI audio: eld vld status=0x     555
>[  624.015511] [drm:haswell_write_eld], HDMI audio: audio conf: 0x  70fa60
>[  624.015513] [drm:haswell_write_eld], ELD on pipe C
>[  624.015528] [drm:sandybridge_update_wm], FIFO watermarks For pipe C - plane 9, cursor: 6
>[  624.067486] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  624.119467] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  624.136274] [drm:intel_prepare_page_flip], preparing flip with no unpin work?
>[  624.137463] [drm:intel_connector_check_state], [CONNECTOR:17:HDMI-A-2]
>[  624.137468] [drm:intel_modeset_check_state], [ENCODER:10:DAC-10]
>[  624.137471] [drm:intel_modeset_check_state], [ENCODER:11:TMDS-11]
>[  624.137473] [drm:intel_modeset_check_state], [ENCODER:16:TMDS-16]
>[  624.137475] [drm:intel_modeset_check_state], [CRTC:3]
>[  624.137476] [drm:intel_modeset_check_state], [CRTC:5]
>[  624.137478] [drm:intel_modeset_check_state], [CRTC:7]
>[  633.186063] [drm:drm_mode_setcrtc], [CRTC:7]
>[  633.186069] [drm:drm_mode_setcrtc], [CONNECTOR:17:HDMI-A-2]
>[  633.186072] [drm:intel_crtc_set_config], [CRTC:7] [FB:22] #connectors=1 (x y) (0 0)
>[  633.186076] [drm:intel_modeset_stage_output_state], [CONNECTOR:17:HDMI-A-2] to [CRTC:7]
>[  642.337621] [drm:ironlake_update_plane], Writing base 0AE7A000 00000000 0 0 7680
>[  642.346368] [drm:intel_prepare_page_flip], preparing flip with no unpin work?
>[  642.348106] [drm:drm_mode_setcrtc], [CRTC:7]
>[  642.348110] [drm:intel_crtc_set_config], [CRTC:7] [NOFB]
>[  642.348113] [drm:intel_modeset_stage_output_state], [CONNECTOR:17:HDMI-A-2] to [NOCRTC]
>[  642.348115] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch
>[  642.348117] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch
>[  642.348119] [drm:intel_set_mode], set mode pipe masks: modeset: 0, prepare: 0, disable: 4
>[  642.348125] ------------[ cut here ]------------
>[  642.348141] WARNING: at drivers/gpu/drm/drm_irq.c:833 send_vblank_event+0x29/0x82 [drm]()
>[  642.348142] Hardware name: Shark Bay Client platform
>[  642.348143] Modules linked in: lockd sunrpc bnep bluetooth rfkill asix usbnet libphy mii ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 ip6table_filter ip6_tables ipt_REJECT xt_tcpudp nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack iptable_filter ip_tables x_tables snd_hda_codec_realtek snd_hda_codec_hdmi iTCO_wdt iTCO_vendor_support coretemp hwmon kvm_intel kvm microcode lpc_ich snd_hda_intel pcspkr serio_raw i2c_i801 mfd_core snd_hda_codec snd_hwdep snd_pcm snd_page_alloc e1000e snd_timer snd xhci_hcd soundcore uinput battery ac ipv6 autofs4 ext4 crc16 jbd2 mbcache sd_mod ehci_hcd i915 video button i2c_algo_bit drm_kms_helper drm i2c_core dm_mirror dm_region_hash dm_log dm_mod
>[  642.348177] Pid: 3172, comm: kms_flip Tainted: G        W    3.7.0-rc4_drm-intel-next-queued_c0c36b_20121221+ #1
>[  642.348178] Call Trace:
>[  642.348183]  [<ffffffff8102b29c>] ? warn_slowpath_common+0x76/0x8a
>[  642.348191]  [<ffffffffa0037675>] ? send_vblank_event+0x29/0x82 [drm]
>[  642.348197]  [<ffffffffa00385c6>] ? drm_vblank_off+0xf6/0x135 [drm]
>[  642.348209]  [<ffffffffa00abb23>] ? haswell_crtc_disable+0xa0/0x26f [i915]
>[  642.348218]  [<ffffffffa00adac6>] ? intel_crtc_disable+0x33/0xff [i915]
>[  642.348227]  [<ffffffffa00b1375>] ? intel_set_mode+0x220/0x7d5 [i915]
>[  642.348237]  [<ffffffffa00b1f02>] ? intel_crtc_set_config+0x5d8/0x786 [i915]
>[  642.348245]  [<ffffffffa0039d19>] ? drm_ut_debug_printk+0x56/0x5c [drm]
>[  642.348252]  [<ffffffffa0041b1a>] ? drm_mode_setcrtc+0x409/0x46c [drm]
>[  642.348257]  [<ffffffff810c366a>] ? kmem_cache_alloc+0x23/0x9d
>[  642.348264]  [<ffffffffa0038f06>] ? drm_wait_vblank+0x289/0x457 [drm]
>[  642.348269]  [<ffffffffa0035481>] ? drm_ioctl+0x279/0x33f [drm]
>[  642.348277]  [<ffffffffa0041711>] ? drm_mode_setplane+0x2e5/0x2e5 [drm]
>[  642.348280]  [<ffffffff8138b1b6>] ? __schedule+0x5bb/0x6da
>[  642.348286]  [<ffffffff810483d4>] ? __wake_up+0x35/0x46
>[  642.348290]  [<ffffffff810d4cf6>] ? vfs_ioctl+0x1e/0x31
>[  642.348292]  [<ffffffff810d552d>] ? do_vfs_ioctl+0x3ed/0x42f
>[  642.348295]  [<ffffffff810d55bc>] ? sys_ioctl+0x4d/0x7d
>[  642.348297]  [<ffffffff810c8384>] ? sys_write+0x45/0x77
>[  642.348300]  [<ffffffff81391152>] ? system_call_fastpath+0x16/0x1b
>[  642.348301] ---[ end trace b4d57b68637a1eae ]---
>[  642.363028] [drm:intel_prepare_page_flip], preparing flip with no unpin work?
>[  642.379812] [drm:sandybridge_update_wm], FIFO watermarks For pipe C - plane 9, cursor: 6
>[  642.379817] [drm:intel_ddi_put_crtc_pll], Disabling WRPLL 1
>[  642.379822] [drm:intel_modeset_check_state], [ENCODER:10:DAC-10]
>[  642.379825] [drm:intel_modeset_check_state], [ENCODER:11:TMDS-11]
>[  642.379826] [drm:intel_modeset_check_state], [ENCODER:16:TMDS-16]
>[  642.379828] [drm:intel_modeset_check_state], [CRTC:3]
>[  642.379830] [drm:intel_modeset_check_state], [CRTC:5]
>[  642.379831] [drm:intel_modeset_check_state], [CRTC:7]
>[  642.382774] [drm:drm_mode_setcrtc], [CRTC:7]
>[  642.382778] [drm:drm_mode_setcrtc], [CONNECTOR:17:HDMI-A-2]
>[  642.382780] [drm:intel_crtc_set_config], [CRTC:7] [FB:23] #connectors=1 (x y) (0 0)
>[  642.382782] [drm:intel_set_config_compute_mode_changes], crtc has no fb, full mode set
>[  642.382784] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch
>[  642.382786] [drm:intel_modeset_stage_output_state], [CONNECTOR:17:HDMI-A-2] to [CRTC:7]
>[  642.382788] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch
>[  642.382790] [drm:intel_crtc_set_config], attempting to set mode from userspace
>[  642.382791] [drm:drm_mode_debug_printmodeline], Modeline 24:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x5
>[  642.382795] [drm:intel_set_mode], set mode pipe masks: modeset: 4, prepare: 4, disable: 0
>[  642.382797] [drm:intel_modeset_adjusted_mode], [CRTC:7]
>[  642.382801] [drm:intel_ddi_pll_mode_set], Using WRPLL 1 on pipe C
>[  642.382803] [drm:intel_ddi_calculate_wrpll], WRPLL: 148500KHz refresh rate with p=6, n2=33 r2=20
>[  642.382826] [drm:intel_choose_pipe_bpp_dither], forcing bpc to 8 for HDMI
>[  642.382828] [drm:intel_choose_pipe_bpp_dither], setting pipe bpc to 8 (max display bpc 8)
>[  642.382829] [drm:haswell_crtc_mode_set], Mode for pipe 2:
>[  642.382831] [drm:drm_mode_debug_printmodeline], Modeline 24:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x5
>[  642.382840] [drm:ironlake_update_plane], Writing base 0B663000 00000000 0 0 7680
>[  642.382844] [drm:sandybridge_update_wm], FIFO watermarks For pipe C - plane 9, cursor: 6
>[  642.382848] [drm:intel_crtc_mode_set], [ENCODER:16:TMDS-16] set [MODE:24:1920x1080]
>[  642.382850] [drm:intel_ddi_mode_set], Preparing DDI mode for Haswell on port C, pipe C
>[  642.382852] [drm:intel_ddi_mode_set], HDMI audio on pipe C on DDI
>[  642.382854] [drm:intel_ddi_mode_set], HDMI audio: write eld information
>[  642.382856] [drm:intel_write_eld], ELD on [CONNECTOR:17:HDMI-A-2], [ENCODER:16:TMDS-16]
>[  642.382858] [drm:haswell_write_eld], HDMI: Haswell Audio initialize....
>[  642.382860] [drm:haswell_write_eld], HDMI audio: enable codec
>[  642.434788] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  642.434792] [drm:haswell_write_eld], HDMI audio: pin eld vld status=0x     555
>[  642.434794] [drm:haswell_write_eld], HDMI audio: eld vld status=0x     555
>[  642.434796] [drm:haswell_write_eld], HDMI audio: audio conf: 0x  70fa60
>[  642.434798] [drm:haswell_write_eld], ELD on pipe C
>[  642.434814] [drm:sandybridge_update_wm], FIFO watermarks For pipe C - plane 9, cursor: 6
>[  642.486772] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  642.538752] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  642.555559] [drm:intel_prepare_page_flip], preparing flip with no unpin work?
>[  642.556750] [drm:intel_connector_check_state], [CONNECTOR:17:HDMI-A-2]
>[  642.556755] [drm:intel_modeset_check_state], [ENCODER:10:DAC-10]
>[  642.556757] [drm:intel_modeset_check_state], [ENCODER:11:TMDS-11]
>[  642.556759] [drm:intel_modeset_check_state], [ENCODER:16:TMDS-16]
>[  642.556761] [drm:intel_modeset_check_state], [CRTC:3]
>[  642.556763] [drm:intel_modeset_check_state], [CRTC:5]
>[  642.556764] [drm:intel_modeset_check_state], [CRTC:7]
>[  642.556788] [drm:drm_mode_setcrtc], [CRTC:7]
>[  642.556789] [drm:intel_crtc_set_config], [CRTC:7] [NOFB]
>[  642.556792] [drm:intel_modeset_stage_output_state], [CONNECTOR:17:HDMI-A-2] to [NOCRTC]
>[  642.556793] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch
>[  642.556795] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch
>[  642.556797] [drm:intel_set_mode], set mode pipe masks: modeset: 0, prepare: 0, disable: 4
>[  642.556802] ------------[ cut here ]------------
>[  642.556817] WARNING: at drivers/gpu/drm/drm_irq.c:833 send_vblank_event+0x29/0x82 [drm]()
>[  642.556818] Hardware name: Shark Bay Client platform
>[  642.556819] Modules linked in: lockd sunrpc bnep bluetooth rfkill asix usbnet libphy mii ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 ip6table_filter ip6_tables ipt_REJECT xt_tcpudp nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack iptable_filter ip_tables x_tables snd_hda_codec_realtek snd_hda_codec_hdmi iTCO_wdt iTCO_vendor_support coretemp hwmon kvm_intel kvm microcode lpc_ich snd_hda_intel pcspkr serio_raw i2c_i801 mfd_core snd_hda_codec snd_hwdep snd_pcm snd_page_alloc e1000e snd_timer snd xhci_hcd soundcore uinput battery ac ipv6 autofs4 ext4 crc16 jbd2 mbcache sd_mod ehci_hcd i915 video button i2c_algo_bit drm_kms_helper drm i2c_core dm_mirror dm_region_hash dm_log dm_mod
>[  642.556853] Pid: 3172, comm: kms_flip Tainted: G        W    3.7.0-rc4_drm-intel-next-queued_c0c36b_20121221+ #1
>[  642.556854] Call Trace:
>[  642.556859]  [<ffffffff8102b29c>] ? warn_slowpath_common+0x76/0x8a
>[  642.556866]  [<ffffffffa0037675>] ? send_vblank_event+0x29/0x82 [drm]
>[  642.556873]  [<ffffffffa00385c6>] ? drm_vblank_off+0xf6/0x135 [drm]
>[  642.556884]  [<ffffffffa00abb23>] ? haswell_crtc_disable+0xa0/0x26f [i915]
>[  642.556893]  [<ffffffffa00adac6>] ? intel_crtc_disable+0x33/0xff [i915]
>[  642.556902]  [<ffffffffa00b1375>] ? intel_set_mode+0x220/0x7d5 [i915]
>[  642.556911]  [<ffffffffa00b1f02>] ? intel_crtc_set_config+0x5d8/0x786 [i915]
>[  642.556919]  [<ffffffffa0039d19>] ? drm_ut_debug_printk+0x56/0x5c [drm]
>[  642.556926]  [<ffffffffa0041b1a>] ? drm_mode_setcrtc+0x409/0x46c [drm]
>[  642.556929]  [<ffffffff810c366a>] ? kmem_cache_alloc+0x23/0x9d
>[  642.556936]  [<ffffffffa0038f06>] ? drm_wait_vblank+0x289/0x457 [drm]
>[  642.556942]  [<ffffffffa0035481>] ? drm_ioctl+0x279/0x33f [drm]
>[  642.556950]  [<ffffffffa0041711>] ? drm_mode_setplane+0x2e5/0x2e5 [drm]
>[  642.556954]  [<ffffffff8138b1b6>] ? __schedule+0x5bb/0x6da
>[  642.556957]  [<ffffffff810483d4>] ? __wake_up+0x35/0x46
>[  642.556961]  [<ffffffff810d4cf6>] ? vfs_ioctl+0x1e/0x31
>[  642.556963]  [<ffffffff810d552d>] ? do_vfs_ioctl+0x3ed/0x42f
>[  642.556966]  [<ffffffff810d55bc>] ? sys_ioctl+0x4d/0x7d
>[  642.556969]  [<ffffffff810c8384>] ? sys_write+0x45/0x77
>[  642.556971]  [<ffffffff81391152>] ? system_call_fastpath+0x16/0x1b
>[  642.556973] ---[ end trace b4d57b68637a1eaf ]---
>[  642.572221] [drm:intel_prepare_page_flip], preparing flip with no unpin work?
>[  642.590738] [drm:sandybridge_update_wm], FIFO watermarks For pipe C - plane 9, cursor: 6
>[  642.590743] [drm:intel_ddi_put_crtc_pll], Disabling WRPLL 1
>[  642.590749] [drm:intel_modeset_check_state], [ENCODER:10:DAC-10]
>[  642.590751] [drm:intel_modeset_check_state], [ENCODER:11:TMDS-11]
>[  642.590753] [drm:intel_modeset_check_state], [ENCODER:16:TMDS-16]
>[  642.590755] [drm:intel_modeset_check_state], [CRTC:3]
>[  642.590756] [drm:intel_modeset_check_state], [CRTC:5]
>[  642.590758] [drm:intel_modeset_check_state], [CRTC:7]
>[  642.593868] [drm:drm_mode_setcrtc], [CRTC:7]
>[  642.593873] [drm:drm_mode_setcrtc], [CONNECTOR:17:HDMI-A-2]
>[  642.593875] [drm:intel_crtc_set_config], [CRTC:7] [FB:22] #connectors=1 (x y) (0 0)
>[  642.593877] [drm:intel_set_config_compute_mode_changes], crtc has no fb, full mode set
>[  642.593879] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch
>[  642.593881] [drm:intel_modeset_stage_output_state], [CONNECTOR:17:HDMI-A-2] to [CRTC:7]
>[  642.593883] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch
>[  642.593885] [drm:intel_crtc_set_config], attempting to set mode from userspace
>[  642.593886] [drm:drm_mode_debug_printmodeline], Modeline 24:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x5
>[  642.593890] [drm:intel_set_mode], set mode pipe masks: modeset: 4, prepare: 4, disable: 0
>[  642.593893] [drm:intel_modeset_adjusted_mode], [CRTC:7]
>[  642.593897] [drm:intel_ddi_pll_mode_set], Using WRPLL 1 on pipe C
>[  642.593899] [drm:intel_ddi_calculate_wrpll], WRPLL: 148500KHz refresh rate with p=6, n2=33 r2=20
>[  642.593922] [drm:intel_choose_pipe_bpp_dither], forcing bpc to 8 for HDMI
>[  642.593923] [drm:intel_choose_pipe_bpp_dither], setting pipe bpc to 8 (max display bpc 8)
>[  642.593925] [drm:haswell_crtc_mode_set], Mode for pipe 2:
>[  642.593926] [drm:drm_mode_debug_printmodeline], Modeline 24:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x5
>[  651.492712] [drm:ironlake_update_plane], Writing base 0AE7A000 00000000 0 0 7680
>[  651.492719] [drm:sandybridge_update_wm], FIFO watermarks For pipe C - plane 9, cursor: 6
>[  651.492723] [drm:intel_crtc_mode_set], [ENCODER:16:TMDS-16] set [MODE:24:1920x1080]
>[  651.492726] [drm:intel_ddi_mode_set], Preparing DDI mode for Haswell on port C, pipe C
>[  651.492728] [drm:intel_ddi_mode_set], HDMI audio on pipe C on DDI
>[  651.492729] [drm:intel_ddi_mode_set], HDMI audio: write eld information
>[  651.492732] [drm:intel_write_eld], ELD on [CONNECTOR:17:HDMI-A-2], [ENCODER:16:TMDS-16]
>[  651.492734] [drm:haswell_write_eld], HDMI: Haswell Audio initialize....
>[  651.492736] [drm:haswell_write_eld], HDMI audio: enable codec
>[  651.544468] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  651.544472] [drm:haswell_write_eld], HDMI audio: pin eld vld status=0x     555
>[  651.544474] [drm:haswell_write_eld], HDMI audio: eld vld status=0x     555
>[  651.544476] [drm:haswell_write_eld], HDMI audio: audio conf: 0x  70fa60
>[  651.544477] [drm:haswell_write_eld], ELD on pipe C
>[  651.544493] [drm:sandybridge_update_wm], FIFO watermarks For pipe C - plane 9, cursor: 6
>[  651.596450] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  651.648431] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  651.665239] [drm:intel_prepare_page_flip], preparing flip with no unpin work?
>[  651.666428] [drm:intel_connector_check_state], [CONNECTOR:17:HDMI-A-2]
>[  651.666433] [drm:intel_modeset_check_state], [ENCODER:10:DAC-10]
>[  651.666436] [drm:intel_modeset_check_state], [ENCODER:11:TMDS-11]
>[  651.666438] [drm:intel_modeset_check_state], [ENCODER:16:TMDS-16]
>[  651.666440] [drm:intel_modeset_check_state], [CRTC:3]
>[  651.666441] [drm:intel_modeset_check_state], [CRTC:5]
>[  651.666443] [drm:intel_modeset_check_state], [CRTC:7]
>[  651.667128] [drm:drm_mode_setcrtc], [CRTC:7]
>[  651.667130] [drm:intel_crtc_set_config], [CRTC:7] [NOFB]
>[  651.667132] [drm:intel_modeset_stage_output_state], [CONNECTOR:17:HDMI-A-2] to [NOCRTC]
>[  651.667134] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch
>[  651.667136] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch
>[  651.667137] [drm:intel_set_mode], set mode pipe masks: modeset: 0, prepare: 0, disable: 4
>[  651.667143] ------------[ cut here ]------------
>[  651.667158] WARNING: at drivers/gpu/drm/drm_irq.c:833 send_vblank_event+0x29/0x82 [drm]()
>[  651.667160] Hardware name: Shark Bay Client platform
>[  651.667161] Modules linked in: lockd sunrpc bnep bluetooth rfkill asix usbnet libphy mii ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 ip6table_filter ip6_tables ipt_REJECT xt_tcpudp nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack iptable_filter ip_tables x_tables snd_hda_codec_realtek snd_hda_codec_hdmi iTCO_wdt iTCO_vendor_support coretemp hwmon kvm_intel kvm microcode lpc_ich snd_hda_intel pcspkr serio_raw i2c_i801 mfd_core snd_hda_codec snd_hwdep snd_pcm snd_page_alloc e1000e snd_timer snd xhci_hcd soundcore uinput battery ac ipv6 autofs4 ext4 crc16 jbd2 mbcache sd_mod ehci_hcd i915 video button i2c_algo_bit drm_kms_helper drm i2c_core dm_mirror dm_region_hash dm_log dm_mod
>[  651.667194] Pid: 3172, comm: kms_flip Tainted: G        W    3.7.0-rc4_drm-intel-next-queued_c0c36b_20121221+ #1
>[  651.667195] Call Trace:
>[  651.667200]  [<ffffffff8102b29c>] ? warn_slowpath_common+0x76/0x8a
>[  651.667207]  [<ffffffffa0037675>] ? send_vblank_event+0x29/0x82 [drm]
>[  651.667214]  [<ffffffffa00385c6>] ? drm_vblank_off+0xf6/0x135 [drm]
>[  651.667226]  [<ffffffffa00abb23>] ? haswell_crtc_disable+0xa0/0x26f [i915]
>[  651.667235]  [<ffffffffa00adac6>] ? intel_crtc_disable+0x33/0xff [i915]
>[  651.667244]  [<ffffffffa00b1375>] ? intel_set_mode+0x220/0x7d5 [i915]
>[  651.667254]  [<ffffffffa00b1f02>] ? intel_crtc_set_config+0x5d8/0x786 [i915]
>[  651.667261]  [<ffffffffa0039d19>] ? drm_ut_debug_printk+0x56/0x5c [drm]
>[  651.667269]  [<ffffffffa0041b1a>] ? drm_mode_setcrtc+0x409/0x46c [drm]
>[  651.667272]  [<ffffffff810c366a>] ? kmem_cache_alloc+0x23/0x9d
>[  651.667279]  [<ffffffffa0038f06>] ? drm_wait_vblank+0x289/0x457 [drm]
>[  651.667285]  [<ffffffffa0035481>] ? drm_ioctl+0x279/0x33f [drm]
>[  651.667292]  [<ffffffffa0041711>] ? drm_mode_setplane+0x2e5/0x2e5 [drm]
>[  651.667295]  [<ffffffff8138b1b6>] ? __schedule+0x5bb/0x6da
>[  651.667299]  [<ffffffff810483d4>] ? __wake_up+0x35/0x46
>[  651.667302]  [<ffffffff810d4cf6>] ? vfs_ioctl+0x1e/0x31
>[  651.667305]  [<ffffffff810d552d>] ? do_vfs_ioctl+0x3ed/0x42f
>[  651.667307]  [<ffffffff810d55bc>] ? sys_ioctl+0x4d/0x7d
>[  651.667310]  [<ffffffff810c8384>] ? sys_write+0x45/0x77
>[  651.667312]  [<ffffffff81391152>] ? system_call_fastpath+0x16/0x1b
>[  651.667314] ---[ end trace b4d57b68637a1eb0 ]---
>[  651.681941] [drm:intel_prepare_page_flip], preparing flip with no unpin work?
>[  651.699418] [drm:sandybridge_update_wm], FIFO watermarks For pipe C - plane 9, cursor: 6
>[  651.699423] [drm:intel_ddi_put_crtc_pll], Disabling WRPLL 1
>[  651.699429] [drm:intel_modeset_check_state], [ENCODER:10:DAC-10]
>[  651.699431] [drm:intel_modeset_check_state], [ENCODER:11:TMDS-11]
>[  651.699432] [drm:intel_modeset_check_state], [ENCODER:16:TMDS-16]
>[  651.699434] [drm:intel_modeset_check_state], [CRTC:3]
>[  651.699435] [drm:intel_modeset_check_state], [CRTC:5]
>[  651.699437] [drm:intel_modeset_check_state], [CRTC:7]
>[  651.702490] [drm:drm_mode_setcrtc], [CRTC:7]
>[  651.702494] [drm:drm_mode_setcrtc], [CONNECTOR:17:HDMI-A-2]
>[  651.702496] [drm:intel_crtc_set_config], [CRTC:7] [FB:23] #connectors=1 (x y) (0 0)
>[  651.702499] [drm:intel_set_config_compute_mode_changes], crtc has no fb, full mode set
>[  651.702500] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch
>[  651.702503] [drm:intel_modeset_stage_output_state], [CONNECTOR:17:HDMI-A-2] to [CRTC:7]
>[  651.702504] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch
>[  651.702506] [drm:intel_crtc_set_config], attempting to set mode from userspace
>[  651.702507] [drm:drm_mode_debug_printmodeline], Modeline 24:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x5
>[  651.702511] [drm:intel_set_mode], set mode pipe masks: modeset: 4, prepare: 4, disable: 0
>[  651.702514] [drm:intel_modeset_adjusted_mode], [CRTC:7]
>[  651.702518] [drm:intel_ddi_pll_mode_set], Using WRPLL 1 on pipe C
>[  651.702521] [drm:intel_ddi_calculate_wrpll], WRPLL: 148500KHz refresh rate with p=6, n2=33 r2=20
>[  651.702544] [drm:intel_choose_pipe_bpp_dither], forcing bpc to 8 for HDMI
>[  651.702545] [drm:intel_choose_pipe_bpp_dither], setting pipe bpc to 8 (max display bpc 8)
>[  651.702547] [drm:haswell_crtc_mode_set], Mode for pipe 2:
>[  651.702548] [drm:drm_mode_debug_printmodeline], Modeline 24:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x5
>[  660.578166] [drm:ironlake_update_plane], Writing base 0B663000 00000000 0 0 7680
>[  660.578173] [drm:sandybridge_update_wm], FIFO watermarks For pipe C - plane 9, cursor: 6
>[  660.578178] [drm:intel_crtc_mode_set], [ENCODER:16:TMDS-16] set [MODE:24:1920x1080]
>[  660.578180] [drm:intel_ddi_mode_set], Preparing DDI mode for Haswell on port C, pipe C
>[  660.578182] [drm:intel_ddi_mode_set], HDMI audio on pipe C on DDI
>[  660.578184] [drm:intel_ddi_mode_set], HDMI audio: write eld information
>[  660.578186] [drm:intel_write_eld], ELD on [CONNECTOR:17:HDMI-A-2], [ENCODER:16:TMDS-16]
>[  660.578188] [drm:haswell_write_eld], HDMI: Haswell Audio initialize....
>[  660.578189] [drm:haswell_write_eld], HDMI audio: enable codec
>[  660.630154] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  660.630157] [drm:haswell_write_eld], HDMI audio: pin eld vld status=0x     555
>[  660.630160] [drm:haswell_write_eld], HDMI audio: eld vld status=0x     555
>[  660.630161] [drm:haswell_write_eld], HDMI audio: audio conf: 0x  70fa60
>[  660.630163] [drm:haswell_write_eld], ELD on pipe C
>[  660.630178] [drm:sandybridge_update_wm], FIFO watermarks For pipe C - plane 9, cursor: 6
>[  660.682135] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  660.734119] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  660.750927] [drm:intel_prepare_page_flip], preparing flip with no unpin work?
>[  660.752116] [drm:intel_connector_check_state], [CONNECTOR:17:HDMI-A-2]
>[  660.752121] [drm:intel_modeset_check_state], [ENCODER:10:DAC-10]
>[  660.752124] [drm:intel_modeset_check_state], [ENCODER:11:TMDS-11]
>[  660.752126] [drm:intel_modeset_check_state], [ENCODER:16:TMDS-16]
>[  660.752128] [drm:intel_modeset_check_state], [CRTC:3]
>[  660.752130] [drm:intel_modeset_check_state], [CRTC:5]
>[  660.752131] [drm:intel_modeset_check_state], [CRTC:7]
>[  660.752803] [drm:drm_mode_setcrtc], [CRTC:7]
>[  660.752805] [drm:intel_crtc_set_config], [CRTC:7] [NOFB]
>[  660.752807] [drm:intel_modeset_stage_output_state], [CONNECTOR:17:HDMI-A-2] to [NOCRTC]
>[  660.752809] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch
>[  660.752811] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch
>[  660.752813] [drm:intel_set_mode], set mode pipe masks: modeset: 0, prepare: 0, disable: 4
>[  660.752818] ------------[ cut here ]------------
>[  660.752834] WARNING: at drivers/gpu/drm/drm_irq.c:833 send_vblank_event+0x29/0x82 [drm]()
>[  660.752835] Hardware name: Shark Bay Client platform
>[  660.752836] Modules linked in: lockd sunrpc bnep bluetooth rfkill asix usbnet libphy mii ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 ip6table_filter ip6_tables ipt_REJECT xt_tcpudp nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack iptable_filter ip_tables x_tables snd_hda_codec_realtek snd_hda_codec_hdmi iTCO_wdt iTCO_vendor_support coretemp hwmon kvm_intel kvm microcode lpc_ich snd_hda_intel pcspkr serio_raw i2c_i801 mfd_core snd_hda_codec snd_hwdep snd_pcm snd_page_alloc e1000e snd_timer snd xhci_hcd soundcore uinput battery ac ipv6 autofs4 ext4 crc16 jbd2 mbcache sd_mod ehci_hcd i915 video button i2c_algo_bit drm_kms_helper drm i2c_core dm_mirror dm_region_hash dm_log dm_mod
>[  660.752871] Pid: 3172, comm: kms_flip Tainted: G        W    3.7.0-rc4_drm-intel-next-queued_c0c36b_20121221+ #1
>[  660.752872] Call Trace:
>[  660.752877]  [<ffffffff8102b29c>] ? warn_slowpath_common+0x76/0x8a
>[  660.752884]  [<ffffffffa0037675>] ? send_vblank_event+0x29/0x82 [drm]
>[  660.752892]  [<ffffffffa00385c6>] ? drm_vblank_off+0xf6/0x135 [drm]
>[  660.752904]  [<ffffffffa00abb23>] ? haswell_crtc_disable+0xa0/0x26f [i915]
>[  660.752913]  [<ffffffffa00adac6>] ? intel_crtc_disable+0x33/0xff [i915]
>[  660.752922]  [<ffffffffa00b1375>] ? intel_set_mode+0x220/0x7d5 [i915]
>[  660.752931]  [<ffffffffa00b1f02>] ? intel_crtc_set_config+0x5d8/0x786 [i915]
>[  660.752939]  [<ffffffffa0039d19>] ? drm_ut_debug_printk+0x56/0x5c [drm]
>[  660.752947]  [<ffffffffa0041b1a>] ? drm_mode_setcrtc+0x409/0x46c [drm]
>[  660.752950]  [<ffffffff810c366a>] ? kmem_cache_alloc+0x23/0x9d
>[  660.752957]  [<ffffffffa0038f06>] ? drm_wait_vblank+0x289/0x457 [drm]
>[  660.752963]  [<ffffffffa0035481>] ? drm_ioctl+0x279/0x33f [drm]
>[  660.752970]  [<ffffffffa0041711>] ? drm_mode_setplane+0x2e5/0x2e5 [drm]
>[  660.752973]  [<ffffffff8138b1b6>] ? __schedule+0x5bb/0x6da
>[  660.752977]  [<ffffffff810483d4>] ? __wake_up+0x35/0x46
>[  660.752980]  [<ffffffff810d4cf6>] ? vfs_ioctl+0x1e/0x31
>[  660.752983]  [<ffffffff810d552d>] ? do_vfs_ioctl+0x3ed/0x42f
>[  660.752986]  [<ffffffff810d55bc>] ? sys_ioctl+0x4d/0x7d
>[  660.752988]  [<ffffffff810c8384>] ? sys_write+0x45/0x77
>[  660.752991]  [<ffffffff81391152>] ? system_call_fastpath+0x16/0x1b
>[  660.752992] ---[ end trace b4d57b68637a1eb1 ]---
>[  660.767588] [drm:intel_prepare_page_flip], preparing flip with no unpin work?
>[  660.785110] [drm:sandybridge_update_wm], FIFO watermarks For pipe C - plane 9, cursor: 6
>[  660.785116] [drm:intel_ddi_put_crtc_pll], Disabling WRPLL 1
>[  660.785121] [drm:intel_modeset_check_state], [ENCODER:10:DAC-10]
>[  660.785123] [drm:intel_modeset_check_state], [ENCODER:11:TMDS-11]
>[  660.785125] [drm:intel_modeset_check_state], [ENCODER:16:TMDS-16]
>[  660.785127] [drm:intel_modeset_check_state], [CRTC:3]
>[  660.785128] [drm:intel_modeset_check_state], [CRTC:5]
>[  660.785130] [drm:intel_modeset_check_state], [CRTC:7]
>[  660.788202] [drm:drm_mode_setcrtc], [CRTC:7]
>[  660.788207] [drm:drm_mode_setcrtc], [CONNECTOR:17:HDMI-A-2]
>[  660.788208] [drm:intel_crtc_set_config], [CRTC:7] [FB:22] #connectors=1 (x y) (0 0)
>[  660.788211] [drm:intel_set_config_compute_mode_changes], crtc has no fb, full mode set
>[  660.788213] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch
>[  660.788215] [drm:intel_modeset_stage_output_state], [CONNECTOR:17:HDMI-A-2] to [CRTC:7]
>[  660.788217] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch
>[  660.788218] [drm:intel_crtc_set_config], attempting to set mode from userspace
>[  660.788219] [drm:drm_mode_debug_printmodeline], Modeline 24:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x5
>[  660.788223] [drm:intel_set_mode], set mode pipe masks: modeset: 4, prepare: 4, disable: 0
>[  660.788226] [drm:intel_modeset_adjusted_mode], [CRTC:7]
>[  660.788230] [drm:intel_ddi_pll_mode_set], Using WRPLL 1 on pipe C
>[  660.788232] [drm:intel_ddi_calculate_wrpll], WRPLL: 148500KHz refresh rate with p=6, n2=33 r2=20
>[  660.788255] [drm:intel_choose_pipe_bpp_dither], forcing bpc to 8 for HDMI
>[  660.788256] [drm:intel_choose_pipe_bpp_dither], setting pipe bpc to 8 (max display bpc 8)
>[  660.788258] [drm:haswell_crtc_mode_set], Mode for pipe 2:
>[  660.788259] [drm:drm_mode_debug_printmodeline], Modeline 24:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x5
>[  669.666720] [drm:ironlake_update_plane], Writing base 0AE7A000 00000000 0 0 7680
>[  669.666727] [drm:sandybridge_update_wm], FIFO watermarks For pipe C - plane 9, cursor: 6
>[  669.666743] [drm:intel_crtc_mode_set], [ENCODER:16:TMDS-16] set [MODE:24:1920x1080]
>[  669.666745] [drm:intel_ddi_mode_set], Preparing DDI mode for Haswell on port C, pipe C
>[  669.666747] [drm:intel_ddi_mode_set], HDMI audio on pipe C on DDI
>[  669.666749] [drm:intel_ddi_mode_set], HDMI audio: write eld information
>[  669.666751] [drm:intel_write_eld], ELD on [CONNECTOR:17:HDMI-A-2], [ENCODER:16:TMDS-16]
>[  669.666759] [drm:haswell_write_eld], HDMI: Haswell Audio initialize....
>[  669.666763] [drm:haswell_write_eld], HDMI audio: enable codec
>[  669.718841] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  669.718845] [drm:haswell_write_eld], HDMI audio: pin eld vld status=0x     555
>[  669.718847] [drm:haswell_write_eld], HDMI audio: eld vld status=0x     555
>[  669.718849] [drm:haswell_write_eld], HDMI audio: audio conf: 0x  70fa60
>[  669.718851] [drm:haswell_write_eld], ELD on pipe C
>[  669.718866] [drm:sandybridge_update_wm], FIFO watermarks For pipe C - plane 9, cursor: 6
>[  669.770825] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  669.822807] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  669.839615] [drm:intel_prepare_page_flip], preparing flip with no unpin work?
>[  669.840803] [drm:intel_connector_check_state], [CONNECTOR:17:HDMI-A-2]
>[  669.840808] [drm:intel_modeset_check_state], [ENCODER:10:DAC-10]
>[  669.840810] [drm:intel_modeset_check_state], [ENCODER:11:TMDS-11]
>[  669.840812] [drm:intel_modeset_check_state], [ENCODER:16:TMDS-16]
>[  669.840814] [drm:intel_modeset_check_state], [CRTC:3]
>[  669.840816] [drm:intel_modeset_check_state], [CRTC:5]
>[  669.840817] [drm:intel_modeset_check_state], [CRTC:7]
>[  669.841496] [drm:drm_mode_setcrtc], [CRTC:7]
>[  669.841498] [drm:intel_crtc_set_config], [CRTC:7] [NOFB]
>[  669.841501] [drm:intel_modeset_stage_output_state], [CONNECTOR:17:HDMI-A-2] to [NOCRTC]
>[  669.841503] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch
>[  669.841504] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch
>[  669.841506] [drm:intel_set_mode], set mode pipe masks: modeset: 0, prepare: 0, disable: 4
>[  669.841512] ------------[ cut here ]------------
>[  669.841526] WARNING: at drivers/gpu/drm/drm_irq.c:833 send_vblank_event+0x29/0x82 [drm]()
>[  669.841527] Hardware name: Shark Bay Client platform
>[  669.841528] Modules linked in: lockd sunrpc bnep bluetooth rfkill asix usbnet libphy mii ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 ip6table_filter ip6_tables ipt_REJECT xt_tcpudp nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack iptable_filter ip_tables x_tables snd_hda_codec_realtek snd_hda_codec_hdmi iTCO_wdt iTCO_vendor_support coretemp hwmon kvm_intel kvm microcode lpc_ich snd_hda_intel pcspkr serio_raw i2c_i801 mfd_core snd_hda_codec snd_hwdep snd_pcm snd_page_alloc e1000e snd_timer snd xhci_hcd soundcore uinput battery ac ipv6 autofs4 ext4 crc16 jbd2 mbcache sd_mod ehci_hcd i915 video button i2c_algo_bit drm_kms_helper drm i2c_core dm_mirror dm_region_hash dm_log dm_mod
>[  669.841562] Pid: 3172, comm: kms_flip Tainted: G        W    3.7.0-rc4_drm-intel-next-queued_c0c36b_20121221+ #1
>[  669.841564] Call Trace:
>[  669.841569]  [<ffffffff8102b29c>] ? warn_slowpath_common+0x76/0x8a
>[  669.841576]  [<ffffffffa0037675>] ? send_vblank_event+0x29/0x82 [drm]
>[  669.841582]  [<ffffffffa00385c6>] ? drm_vblank_off+0xf6/0x135 [drm]
>[  669.841594]  [<ffffffffa00abb23>] ? haswell_crtc_disable+0xa0/0x26f [i915]
>[  669.841603]  [<ffffffffa00adac6>] ? intel_crtc_disable+0x33/0xff [i915]
>[  669.841612]  [<ffffffffa00b1375>] ? intel_set_mode+0x220/0x7d5 [i915]
>[  669.841622]  [<ffffffffa00b1f02>] ? intel_crtc_set_config+0x5d8/0x786 [i915]
>[  669.841630]  [<ffffffffa0039d19>] ? drm_ut_debug_printk+0x56/0x5c [drm]
>[  669.841637]  [<ffffffffa0041b1a>] ? drm_mode_setcrtc+0x409/0x46c [drm]
>[  669.841640]  [<ffffffff810c366a>] ? kmem_cache_alloc+0x23/0x9d
>[  669.841647]  [<ffffffffa0038f06>] ? drm_wait_vblank+0x289/0x457 [drm]
>[  669.841653]  [<ffffffffa0035481>] ? drm_ioctl+0x279/0x33f [drm]
>[  669.841660]  [<ffffffffa0041711>] ? drm_mode_setplane+0x2e5/0x2e5 [drm]
>[  669.841664]  [<ffffffff8138b1b6>] ? __schedule+0x5bb/0x6da
>[  669.841667]  [<ffffffff810483d4>] ? __wake_up+0x35/0x46
>[  669.841671]  [<ffffffff810d4cf6>] ? vfs_ioctl+0x1e/0x31
>[  669.841673]  [<ffffffff810d552d>] ? do_vfs_ioctl+0x3ed/0x42f
>[  669.841676]  [<ffffffff810d55bc>] ? sys_ioctl+0x4d/0x7d
>[  669.841678]  [<ffffffff810c8384>] ? sys_write+0x45/0x77
>[  669.841681]  [<ffffffff81391152>] ? system_call_fastpath+0x16/0x1b
>[  669.841682] ---[ end trace b4d57b68637a1eb2 ]---
>[  669.856275] [drm:intel_prepare_page_flip], preparing flip with no unpin work?
>[  669.873792] [drm:sandybridge_update_wm], FIFO watermarks For pipe C - plane 9, cursor: 6
>[  669.873798] [drm:intel_ddi_put_crtc_pll], Disabling WRPLL 1
>[  669.873803] [drm:intel_modeset_check_state], [ENCODER:10:DAC-10]
>[  669.873805] [drm:intel_modeset_check_state], [ENCODER:11:TMDS-11]
>[  669.873807] [drm:intel_modeset_check_state], [ENCODER:16:TMDS-16]
>[  669.873809] [drm:intel_modeset_check_state], [CRTC:3]
>[  669.873810] [drm:intel_modeset_check_state], [CRTC:5]
>[  669.873812] [drm:intel_modeset_check_state], [CRTC:7]
>[  669.873854] [drm:drm_mode_getconnector], [CONNECTOR:18:?]
>[  669.873856] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:18:DP-2]
>[  669.876341] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145003f
>[  669.880119] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145003f
>[  669.884117] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145003f
>[  669.885653] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:18:DP-2] disconnected
>[  669.885659] [drm:drm_mode_getconnector], [CONNECTOR:18:?]
>[  669.885661] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:18:DP-2]
>[  669.888143] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145003f
>[  669.892114] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145003f
>[  669.896114] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145003f
>[  669.897648] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:18:DP-2] disconnected
>[  669.897655] [drm:drm_mode_getconnector], [CONNECTOR:18:?]
>[  669.897658] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:18:DP-2]
>[  669.900132] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145003f
>[  669.904110] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145003f
>[  669.908106] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145003f
>[  669.909643] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:18:DP-2] disconnected
>[  669.909647] [drm:drm_mode_getconnector], [CONNECTOR:18:?]
>[  669.909650] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:18:DP-2]
>[  669.912122] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145003f
>[  669.916107] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145003f
>[  669.920106] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145003f
>[  669.921639] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:18:DP-2] disconnected
>[  669.921644] [drm:drm_mode_getconnector], [CONNECTOR:18:?]
>[  669.921647] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:18:DP-2]
>[  669.924121] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145003f
>[  669.928103] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145003f
>[  669.932101] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145003f
>[  669.933635] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:18:DP-2] disconnected
>[  669.933639] [drm:drm_mode_getconnector], [CONNECTOR:18:?]
>[  669.933641] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:18:DP-2]
>[  669.936114] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145003f
>[  669.940097] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145003f
>[  669.944094] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145003f
>[  669.945630] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:18:DP-2] disconnected
>[  669.945657] [drm:drm_mode_getresources], CRTC[3] CONNECTORS[5] ENCODERS[3]
>[  669.945661] [drm:drm_mode_getresources], CRTC[3] CONNECTORS[5] ENCODERS[3]
>[  669.945665] [drm:drm_mode_getconnector], [CONNECTOR:9:?]
>[  669.945667] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:9:VGA-1]
>[  669.945674] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  669.945677] [drm:intel_crt_detect], CRT not detected via hotplug
>[  669.945833] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  669.945837] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  669.945839] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  669.945841] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  669.946289] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  669.946291] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  669.946294] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  669.946296] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:9:VGA-1] disconnected
>[  669.946300] [drm:drm_mode_getconnector], [CONNECTOR:9:?]
>[  669.946302] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:9:VGA-1]
>[  669.946308] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  669.946310] [drm:intel_crt_detect], CRT not detected via hotplug
>[  669.946466] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  669.946468] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  669.946470] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  669.946472] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  669.946918] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  669.946920] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  669.946922] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  669.946925] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:9:VGA-1] disconnected
>[  669.946930] [drm:drm_mode_getconnector], [CONNECTOR:9:?]
>[  669.946932] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:9:VGA-1]
>[  669.946939] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  669.946941] [drm:intel_crt_detect], CRT not detected via hotplug
>[  669.947090] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  669.947093] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  669.947095] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  669.947097] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  669.947551] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  669.947553] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  669.947555] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  669.947557] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:9:VGA-1] disconnected
>[  669.947560] [drm:drm_mode_getconnector], [CONNECTOR:9:?]
>[  669.947562] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:9:VGA-1]
>[  669.947568] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  669.947570] [drm:intel_crt_detect], CRT not detected via hotplug
>[  669.947726] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  669.947731] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  669.947734] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  669.947736] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  669.948188] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  669.948190] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  669.948192] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  669.948195] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:9:VGA-1] disconnected
>[  669.948205] [drm:drm_mode_getconnector], [CONNECTOR:9:?]
>[  669.948208] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:9:VGA-1]
>[  669.948215] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  669.948217] [drm:intel_crt_detect], CRT not detected via hotplug
>[  669.948376] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  669.948379] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  669.948382] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  669.948384] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  669.948831] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  669.948833] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  669.948835] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  669.948838] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:9:VGA-1] disconnected
>[  669.948842] [drm:drm_mode_getconnector], [CONNECTOR:9:?]
>[  669.948844] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:9:VGA-1]
>[  669.948851] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  669.948853] [drm:intel_crt_detect], CRT not detected via hotplug
>[  669.949011] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  669.949014] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  669.949016] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  669.949018] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  669.949466] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  669.949468] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  669.949470] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  669.949472] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:9:VGA-1] disconnected
>[  669.949477] [drm:drm_mode_getconnector], [CONNECTOR:12:?]
>[  669.949479] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:12:HDMI-A-1]
>[  669.949487] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:12:HDMI-A-1] disconnected
>[  669.949489] [drm:drm_mode_getconnector], [CONNECTOR:12:?]
>[  669.949491] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:12:HDMI-A-1]
>[  669.949497] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:12:HDMI-A-1] disconnected
>[  669.949501] [drm:drm_mode_getconnector], [CONNECTOR:12:?]
>[  669.949503] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:12:HDMI-A-1]
>[  669.949509] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:12:HDMI-A-1] disconnected
>[  669.949512] [drm:drm_mode_getconnector], [CONNECTOR:12:?]
>[  669.949514] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:12:HDMI-A-1]
>[  669.949518] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:12:HDMI-A-1] disconnected
>[  669.949521] [drm:drm_mode_getconnector], [CONNECTOR:12:?]
>[  669.949523] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:12:HDMI-A-1]
>[  669.949530] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:12:HDMI-A-1] disconnected
>[  669.949533] [drm:drm_mode_getconnector], [CONNECTOR:12:?]
>[  669.949535] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:12:HDMI-A-1]
>[  669.949541] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:12:HDMI-A-1] disconnected
>[  669.949544] [drm:drm_mode_getconnector], [CONNECTOR:15:?]
>[  669.949547] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:15:DP-1]
>[  669.949550] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:15:DP-1] disconnected
>[  669.949553] [drm:drm_mode_getconnector], [CONNECTOR:15:?]
>[  669.949555] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:15:DP-1]
>[  669.949561] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:15:DP-1] disconnected
>[  669.949564] [drm:drm_mode_getconnector], [CONNECTOR:15:?]
>[  669.949567] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:15:DP-1]
>[  669.949573] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:15:DP-1] disconnected
>[  669.949576] [drm:drm_mode_getconnector], [CONNECTOR:15:?]
>[  669.949578] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:15:DP-1]
>[  669.949584] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:15:DP-1] disconnected
>[  669.949588] [drm:drm_mode_getconnector], [CONNECTOR:15:?]
>[  669.949590] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:15:DP-1]
>[  669.949596] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:15:DP-1] disconnected
>[  669.949599] [drm:drm_mode_getconnector], [CONNECTOR:15:?]
>[  669.949601] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:15:DP-1]
>[  669.949607] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:15:DP-1] disconnected
>[  669.949611] [drm:drm_mode_getconnector], [CONNECTOR:17:?]
>[  669.949613] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:17:HDMI-A-2]
>[  669.975024] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  670.000462] [drm:drm_edid_to_eld], ELD monitor DELL SX2210
>[  670.000466] HDMI: DVI dual 0, max TMDS clock 0, latency present 0 0, video latency 0 0, audio latency 0 0
>[  670.000467] [drm:drm_edid_to_eld], ELD size 9, SAD count 1
>[  670.000516] [drm:drm_helper_probe_single_connector_modes], [CONNECTOR:17:HDMI-A-2] probed modes :
>[  670.000519] [drm:drm_mode_debug_printmodeline], Modeline 55:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x5
>[  670.000523] [drm:drm_mode_debug_printmodeline], Modeline 64:"1920x1080" 50 148500 1920 2448 2492 2640 1080 1084 1089 1125 0x40 0x5
>[  670.000528] [drm:drm_mode_debug_printmodeline], Modeline 63:"1920x1080i" 50 74250 1920 2448 2492 2640 1080 1084 1094 1125 0x40 0x15
>[  670.000532] [drm:drm_mode_debug_printmodeline], Modeline 56:"1920x1080i" 60 74250 1920 2008 2052 2200 1080 1084 1094 1125 0x40 0x15
>[  670.000536] [drm:drm_mode_debug_printmodeline], Modeline 50:"1680x1050" 60 119000 1680 1728 1760 1840 1050 1053 1059 1080 0x40 0x9
>[  670.000540] [drm:drm_mode_debug_printmodeline], Modeline 54:"1680x945" 60 131481 1680 1784 1960 2240 945 946 949 978 0x0 0x6
>[  670.000544] [drm:drm_mode_debug_printmodeline], Modeline 47:"1400x1050" 75 156000 1400 1504 1648 1896 1050 1053 1057 1099 0x40 0x6
>[  670.000548] [drm:drm_mode_debug_printmodeline], Modeline 46:"1400x1050" 60 101000 1400 1448 1480 1560 1050 1053 1057 1080 0x40 0x9
>[  670.000551] [drm:drm_mode_debug_printmodeline], Modeline 53:"1600x900" 60 118963 1600 1696 1864 2128 900 901 904 932 0x0 0x6
>[  670.000555] [drm:drm_mode_debug_printmodeline], Modeline 31:"1280x1024" 75 135000 1280 1296 1440 1688 1024 1025 1028 1066 0x40 0x5
>[  670.000559] [drm:drm_mode_debug_printmodeline], Modeline 26:"1280x1024" 60 108000 1280 1328 1440 1688 1024 1025 1028 1066 0x40 0x5
>[  670.000563] [drm:drm_mode_debug_printmodeline], Modeline 49:"1440x900" 75 136750 1440 1536 1688 1936 900 903 909 942 0x40 0x6
>[  670.000567] [drm:drm_mode_debug_printmodeline], Modeline 48:"1440x900" 60 88750 1440 1488 1520 1600 900 903 909 926 0x40 0x9
>[  670.000571] [drm:drm_mode_debug_printmodeline], Modeline 44:"1280x960" 60 108000 1280 1376 1488 1800 960 961 964 1000 0x40 0x5
>[  670.000575] [drm:drm_mode_debug_printmodeline], Modeline 52:"1366x768" 60 85885 1366 1439 1583 1800 768 769 772 795 0x0 0x6
>[  670.000579] [drm:drm_mode_debug_printmodeline], Modeline 45:"1360x768" 60 85500 1360 1424 1536 1792 768 771 777 795 0x40 0x5
>[  670.000583] [drm:drm_mode_debug_printmodeline], Modeline 43:"1280x800" 75 106500 1280 1360 1488 1696 800 803 809 838 0x40 0x6
>[  670.000587] [drm:drm_mode_debug_printmodeline], Modeline 42:"1280x800" 60 71000 1280 1328 1360 1440 800 803 809 823 0x40 0x9
>[  670.000591] [drm:drm_mode_debug_printmodeline], Modeline 25:"1152x864" 75 108000 1152 1216 1344 1600 864 865 868 900 0x40 0x5
>[  670.000595] [drm:drm_mode_debug_printmodeline], Modeline 41:"1280x768" 75 102250 1280 1360 1488 1696 768 771 778 805 0x40 0x9
>[  670.000598] [drm:drm_mode_debug_printmodeline], Modeline 40:"1280x768" 60 68250 1280 1328 1360 1440 768 771 778 790 0x40 0x9
>[  670.000602] [drm:drm_mode_debug_printmodeline], Modeline 66:"1280x720" 50 74250 1280 1720 1760 1980 720 725 730 750 0x40 0x5
>[  670.000610] [drm:drm_mode_debug_printmodeline], Modeline 57:"1280x720" 60 74250 1280 1390 1430 1650 720 725 730 750 0x40 0x5
>[  670.000618] [drm:drm_mode_debug_printmodeline], Modeline 61:"1440x576i" 50 27000 1440 1464 1590 1728 576 580 586 625 0x40 0x101a
>[  670.000632] [drm:drm_mode_debug_printmodeline], Modeline 32:"1024x768" 75 78800 1024 1040 1136 1312 768 769 772 800 0x40 0x5
>[  670.000645] [drm:drm_mode_debug_printmodeline], Modeline 39:"1024x768" 70 75000 1024 1048 1184 1328 768 771 777 806 0x40 0xa
>[  670.000658] [drm:drm_mode_debug_printmodeline], Modeline 33:"1024x768" 60 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa
>[  670.000665] [drm:drm_mode_debug_printmodeline], Modeline 60:"1440x480i" 60 27000 1440 1478 1602 1716 480 488 494 525 0x40 0x101a
>[  670.000669] [drm:drm_mode_debug_printmodeline], Modeline 51:"1024x576" 60 46970 1024 1064 1168 1312 576 577 580 597 0x0 0x6
>[  670.000673] [drm:drm_mode_debug_printmodeline], Modeline 37:"800x600" 72 50000 800 856 976 1040 600 637 643 666 0x40 0x5
>[  670.000677] [drm:drm_mode_debug_printmodeline], Modeline 34:"800x600" 75 49500 800 816 896 1056 600 601 604 625 0x40 0x5
>[  670.000681] [drm:drm_mode_debug_printmodeline], Modeline 27:"800x600" 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5
>[  670.000685] [drm:drm_mode_debug_printmodeline], Modeline 36:"800x600" 56 36000 800 824 896 1024 600 601 603 625 0x40 0x5
>[  670.000689] [drm:drm_mode_debug_printmodeline], Modeline 65:"720x576" 50 27000 720 732 796 864 576 581 586 625 0x40 0xa
>[  670.000693] [drm:drm_mode_debug_printmodeline], Modeline 38:"848x480" 60 33750 848 864 976 1088 480 486 494 517 0x40 0x5
>[  670.000697] [drm:drm_mode_debug_printmodeline], Modeline 59:"720x480" 60 27000 720 736 798 858 480 489 495 525 0x40 0xa
>[  670.000700] [drm:drm_mode_debug_printmodeline], Modeline 35:"640x480" 73 31500 640 664 704 832 480 489 492 520 0x40 0xa
>[  670.000704] [drm:drm_mode_debug_printmodeline], Modeline 28:"640x480" 75 31500 640 656 720 840 480 481 484 500 0x40 0xa
>[  670.000708] [drm:drm_mode_debug_printmodeline], Modeline 29:"640x480" 60 25200 640 656 752 800 480 490 492 525 0x40 0xa
>[  670.000712] [drm:drm_mode_debug_printmodeline], Modeline 62:"640x480" 60 25175 640 656 752 800 480 490 492 525 0x40 0xa
>[  670.000716] [drm:drm_mode_debug_printmodeline], Modeline 30:"720x400" 70 28320 720 738 846 900 400 412 414 449 0x40 0x6
>[  670.000724] [drm:drm_mode_getconnector], [CONNECTOR:17:?]
>[  670.017287] [drm:drm_mode_addfb], [FB:22]
>[  670.033729] [drm:drm_mode_addfb], [FB:23]
>[  670.033759] [drm:drm_mode_setcrtc], [CRTC:3]
>[  670.033764] [drm:drm_mode_setcrtc], [CONNECTOR:17:HDMI-A-2]
>[  670.033766] [drm:intel_crtc_set_config], [CRTC:3] [FB:22] #connectors=1 (x y) (0 0)
>[  670.033770] [drm:intel_set_config_compute_mode_changes], crtc has no fb, full mode set
>[  670.033773] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch
>[  670.033775] [drm:intel_modeset_stage_output_state], [CONNECTOR:17:HDMI-A-2] to [CRTC:3]
>[  670.033778] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch
>[  670.033780] [drm:intel_crtc_set_config], attempting to set mode from userspace
>[  670.033782] [drm:drm_mode_debug_printmodeline], Modeline 24:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x5
>[  670.033787] [drm:intel_set_mode], set mode pipe masks: modeset: 1, prepare: 1, disable: 0
>[  670.033790] [drm:intel_modeset_adjusted_mode], [CRTC:3]
>[  670.033796] [drm:intel_ddi_pll_mode_set], Using WRPLL 1 on pipe A
>[  670.033798] [drm:intel_ddi_calculate_wrpll], WRPLL: 148500KHz refresh rate with p=6, n2=33 r2=20
>[  670.033822] [drm:intel_choose_pipe_bpp_dither], forcing bpc to 8 for HDMI
>[  670.033824] [drm:intel_choose_pipe_bpp_dither], setting pipe bpc to 8 (max display bpc 8)
>[  670.033827] [drm:haswell_crtc_mode_set], Mode for pipe 0:
>[  670.033829] [drm:drm_mode_debug_printmodeline], Modeline 24:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x5
>[  670.043462] [drm:ironlake_update_plane], Writing base 0BE4C000 00000000 0 0 7680
>[  670.043468] [drm:sandybridge_update_wm], FIFO watermarks For pipe A - plane 9, cursor: 6
>[  670.043473] [drm:intel_crtc_mode_set], [ENCODER:16:TMDS-16] set [MODE:24:1920x1080]
>[  670.043476] [drm:intel_ddi_mode_set], Preparing DDI mode for Haswell on port C, pipe A
>[  670.043478] [drm:intel_ddi_mode_set], HDMI audio on pipe A on DDI
>[  670.043480] [drm:intel_ddi_mode_set], HDMI audio: write eld information
>[  670.043483] [drm:intel_write_eld], ELD on [CONNECTOR:17:HDMI-A-2], [ENCODER:16:TMDS-16]
>[  670.043486] [drm:haswell_write_eld], HDMI: Haswell Audio initialize....
>[  670.043488] [drm:haswell_write_eld], HDMI audio: enable codec
>[  670.094575] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  670.094578] [drm:haswell_write_eld], HDMI audio: pin eld vld status=0x     555
>[  670.094580] [drm:haswell_write_eld], HDMI audio: eld vld status=0x     555
>[  670.094582] [drm:haswell_write_eld], HDMI audio: audio conf: 0x  70fa60
>[  670.094585] [drm:haswell_write_eld], ELD on pipe A
>[  670.094601] [drm:sandybridge_update_wm], FIFO watermarks For pipe A - plane 9, cursor: 6
>[  670.146557] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  670.198538] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  670.215222] [drm:intel_prepare_page_flip], preparing flip with no unpin work?
>[  670.216536] [drm:intel_connector_check_state], [CONNECTOR:17:HDMI-A-2]
>[  670.216540] [drm:intel_modeset_check_state], [ENCODER:10:DAC-10]
>[  670.216542] [drm:intel_modeset_check_state], [ENCODER:11:TMDS-11]
>[  670.216545] [drm:intel_modeset_check_state], [ENCODER:16:TMDS-16]
>[  670.216547] [drm:intel_modeset_check_state], [CRTC:3]
>[  670.216549] [drm:intel_modeset_check_state], [CRTC:5]
>[  670.216552] [drm:intel_modeset_check_state], [CRTC:7]
>[  673.227284] [drm:intel_crtc_set_config], [CRTC:3] [NOFB]
>[  673.227289] [drm:intel_modeset_stage_output_state], [CONNECTOR:17:HDMI-A-2] to [NOCRTC]
>[  673.227291] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch
>[  673.227293] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch
>[  673.227294] [drm:intel_set_mode], set mode pipe masks: modeset: 0, prepare: 0, disable: 1
>[  678.995507] [drm:intel_prepare_page_flip], preparing flip with no unpin work?
>[  679.012460] [drm:sandybridge_update_wm], FIFO watermarks For pipe A - plane 9, cursor: 6
>[  679.012466] [drm:intel_ddi_put_crtc_pll], Disabling WRPLL 1
>[  679.012471] [drm:intel_modeset_check_state], [ENCODER:10:DAC-10]
>[  679.012473] [drm:intel_modeset_check_state], [ENCODER:11:TMDS-11]
>[  679.012475] [drm:intel_modeset_check_state], [ENCODER:16:TMDS-16]
>[  679.012477] [drm:intel_modeset_check_state], [CRTC:3]
>[  679.012478] [drm:intel_modeset_check_state], [CRTC:5]
>[  679.012480] [drm:intel_modeset_check_state], [CRTC:7]
>[  679.062802] [drm:intel_crtc_set_config], [CRTC:3] [FB:21] #connectors=1 (x y) (0 0)
>[  679.062806] [drm:intel_set_config_compute_mode_changes], crtc has no fb, full mode set
>[  679.062808] [drm:intel_modeset_stage_output_state], encoder changed, full mode switch
>[  679.062810] [drm:intel_modeset_stage_output_state], [CONNECTOR:17:HDMI-A-2] to [CRTC:3]
>[  679.062812] [drm:intel_modeset_stage_output_state], crtc changed, full mode switch
>[  679.062813] [drm:intel_crtc_set_config], attempting to set mode from userspace
>[  679.062815] [drm:drm_mode_debug_printmodeline], Modeline 20:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x5
>[  679.062819] [drm:intel_set_mode], set mode pipe masks: modeset: 1, prepare: 1, disable: 0
>[  679.062822] [drm:intel_modeset_adjusted_mode], [CRTC:3]
>[  679.062826] [drm:intel_ddi_pll_mode_set], Using WRPLL 1 on pipe A
>[  679.062829] [drm:intel_ddi_calculate_wrpll], WRPLL: 148500KHz refresh rate with p=6, n2=33 r2=20
>[  679.062852] [drm:intel_choose_pipe_bpp_dither], forcing bpc to 8 for HDMI
>[  679.062853] [drm:intel_choose_pipe_bpp_dither], setting pipe bpc to 8 (max display bpc 8)
>[  679.062855] [drm:haswell_crtc_mode_set], Mode for pipe 0:
>[  679.062856] [drm:drm_mode_debug_printmodeline], Modeline 20:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x5
>[  679.062865] [drm:ironlake_update_plane], Writing base 00074000 00000000 0 0 7680
>[  679.062870] [drm:sandybridge_update_wm], FIFO watermarks For pipe A - plane 9, cursor: 6
>[  679.062874] [drm:intel_crtc_mode_set], [ENCODER:16:TMDS-16] set [MODE:20:1920x1080]
>[  679.062875] [drm:intel_ddi_mode_set], Preparing DDI mode for Haswell on port C, pipe A
>[  679.062877] [drm:intel_ddi_mode_set], HDMI audio on pipe A on DDI
>[  679.062879] [drm:intel_ddi_mode_set], HDMI audio: write eld information
>[  679.062880] [drm:intel_write_eld], ELD on [CONNECTOR:17:HDMI-A-2], [ENCODER:16:TMDS-16]
>[  679.062882] [drm:haswell_write_eld], HDMI: Haswell Audio initialize....
>[  679.062884] [drm:haswell_write_eld], HDMI audio: enable codec
>[  679.114419] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  679.114422] [drm:haswell_write_eld], HDMI audio: pin eld vld status=0x     555
>[  679.114425] [drm:haswell_write_eld], HDMI audio: eld vld status=0x     555
>[  679.114426] [drm:haswell_write_eld], HDMI audio: audio conf: 0x  70fa60
>[  679.114428] [drm:haswell_write_eld], ELD on pipe A
>[  679.114443] [drm:sandybridge_update_wm], FIFO watermarks For pipe A - plane 9, cursor: 6
>[  679.166357] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  679.218338] [drm:ironlake_wait_for_vblank], vblank wait timed out
>[  679.235111] [drm:intel_prepare_page_flip], preparing flip with no unpin work?
>[  679.236334] [drm:intel_connector_check_state], [CONNECTOR:17:HDMI-A-2]
>[  679.236338] [drm:intel_modeset_check_state], [ENCODER:10:DAC-10]
>[  679.236340] [drm:intel_modeset_check_state], [ENCODER:11:TMDS-11]
>[  679.236342] [drm:intel_modeset_check_state], [ENCODER:16:TMDS-16]
>[  679.236344] [drm:intel_modeset_check_state], [CRTC:3]
>[  679.236346] [drm:intel_modeset_check_state], [CRTC:5]
>[  679.236347] [drm:intel_modeset_check_state], [CRTC:7]
>[  679.236349] [drm:intel_crtc_set_config], [CRTC:5] [NOFB]
>[  679.236351] [drm:intel_modeset_stage_output_state], [CONNECTOR:17:HDMI-A-2] to [CRTC:3]
>[  679.236354] [drm:intel_crtc_set_config], [CRTC:7] [NOFB]
>[  679.236356] [drm:intel_modeset_stage_output_state], [CONNECTOR:17:HDMI-A-2] to [CRTC:3]
>[  679.236360] [drm:sandybridge_update_wm], FIFO watermarks For pipe A - plane 9, cursor: 6
>[  679.236365] [drm:sandybridge_update_wm], FIFO watermarks For pipe A - plane 9, cursor: 6
>[  679.236369] [drm:sandybridge_update_wm], FIFO watermarks For pipe A - plane 9, cursor: 6

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Attachments on bug 58555: 71839 | 71884

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