[Bug 89908] [IVB Macbook HDMI] [drm:intel_dp_complete_link_train] *ERROR* failed to train DP, aborting

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=89908

--- Comment #2 from Chris Bainbridge <chris.bainbridge at gmail.com> ---
v4.0-10710-g27cf3a1
clamshell mode (lid closed)
1 HDMI monitor

This error still occurs, but now the external monitor works.

Also:
    "blank wait timed out on crtc 0"
    "pipe_off wait timed out"

[    1.480366] [drm:intel_dp_complete_link_train] *ERROR* failed to train DP,
aborting
[    1.480515] [drm:intel_edp_backlight_on]
[    1.480517] [drm:intel_panel_enable_backlight] pipe A
[    1.480518] [drm:pch_enable_backlight] cpu backlight already enabled
[    1.497227] [drm:ironlake_crtc_enable] *ERROR* mode set failed: pipe A stuck
[    1.497248] [drm:intel_connector_check_state] [CONNECTOR:33:eDP-1]

...

[    6.362331] ------------[ cut here ]------------
[    6.362341] WARNING: CPU: 2 PID: 3066 at drivers/gpu/drm/drm_irq.c:1142
drm_wait_one_vblank+0xa5/0x180()
[    6.362342] vblank wait timed out on crtc 0
[    6.362343] Modules linked in: sbs sbshc
[    6.362348] CPU: 2 PID: 3066 Comm: Xorg Not tainted 4.0.0+ #32
[    6.362350] Hardware name: Apple Inc. MacBookPro10,2/Mac-AFD8A9D944EA4843,
BIOS MBP102.88Z.0106.B07.1501071215 01/07/2015
[    6.362351]  ffffffff81ec0537 ffff880086d779e8 ffffffff81a7fe40
0000000000000007
[    6.362353]  ffff880086d77a38 ffff880086d77a28 ffffffff810beb95
000000000000030a
[    6.362355]  0000000000000000 ffff880263928800 0000000000000000
0000000000000000
[    6.362357] Call Trace:
[    6.362362]  [<ffffffff81a7fe40>] dump_stack+0x45/0x57
[    6.362366]  [<ffffffff810beb95>] warn_slowpath_common+0x85/0xc0
[    6.362368]  [<ffffffff810bec11>] warn_slowpath_fmt+0x41/0x50
[    6.362371]  [<ffffffff810f7a84>] ? finish_wait+0x54/0x70
[    6.362373]  [<ffffffff8157e605>] drm_wait_one_vblank+0xa5/0x180
[    6.362375]  [<ffffffff810f7c50>] ? wait_woken+0x90/0x90
[    6.362377]  [<ffffffff8157e6fb>] drm_crtc_wait_one_vblank+0x1b/0x30
[    6.362380]  [<ffffffff8156c3a0>] drm_plane_helper_commit+0x200/0x2b0
[    6.362382]  [<ffffffff8156c4e5>] drm_plane_helper_update+0x95/0xf0
[    6.362385]  [<ffffffff8160d933>] intel_crtc_set_config+0x863/0x1040
[    6.362388]  [<ffffffff81a7c141>] ? printk+0x41/0x43
[    6.362390]  [<ffffffff81587a26>] drm_mode_set_config_internal+0x66/0x100
[    6.362392]  [<ffffffff8158bd0b>] drm_mode_setcrtc+0x24b/0x610
[    6.362394]  [<ffffffff8157c9f1>] drm_ioctl+0x191/0x670
[    6.362397]  [<ffffffff811e8cf0>] do_vfs_ioctl+0x2e0/0x4e0
[    6.362400]  [<ffffffff81407bd7>] ? file_has_perm+0x87/0xa0
[    6.362402]  [<ffffffff811e8f71>] SyS_ioctl+0x81/0xa0
[    6.362405]  [<ffffffff81a88a97>] system_call_fastpath+0x12/0x6a
[    6.362407] ---[ end trace ad02b9afcf7b21f9 ]---

...

[    6.770752] ------------[ cut here ]------------
[    6.770774] WARNING: CPU: 0 PID: 3066 at
drivers/gpu/drm/i915/intel_display.c:1034 intel_disable_pipe+0x28e/0x2a0()
[    6.770775] pipe_off wait timed out
[    6.770776] Modules linked in: sbs sbshc
[    6.770781] CPU: 0 PID: 3066 Comm: Xorg Tainted: G        W       4.0.0+ #32
[    6.770783] Hardware name: Apple Inc. MacBookPro10,2/Mac-AFD8A9D944EA4843,
BIOS MBP102.88Z.0106.B07.1501071215 01/07/2015
[    6.770785]  ffffffff81e7e778 ffff880086d77988 ffffffff81a7fe40
0000000000000007
[    6.770787]  ffff880086d779d8 ffff880086d779c8 ffffffff810beb95
0000000000000000
[    6.770789]  ffff880263930000 0000000000070008 00000000fffb867d
ffff8802642e8000
[    6.770791] Call Trace:
[    6.770796]  [<ffffffff81a7fe40>] dump_stack+0x45/0x57
[    6.770800]  [<ffffffff810beb95>] warn_slowpath_common+0x85/0xc0
[    6.770802]  [<ffffffff810bec11>] warn_slowpath_fmt+0x41/0x50
[    6.770804]  [<ffffffff815fdeee>] intel_disable_pipe+0x28e/0x2a0
[    6.770806]  [<ffffffff8160511b>] ironlake_crtc_disable+0xab/0x7f0
[    6.770808]  [<ffffffff8160610b>] __intel_set_mode+0x32b/0xcb0
[    6.770812]  [<ffffffff81597029>] ? drm_atomic_get_crtc_state+0x19/0xb0
[    6.770814]  [<ffffffff8160dd9f>] intel_crtc_set_config+0xccf/0x1040
[    6.770817]  [<ffffffff811076ea>] ? vprintk_default+0x1a/0x20
[    6.770819]  [<ffffffff81a7c141>] ? printk+0x41/0x43
[    6.770823]  [<ffffffff815802d0>] ? drm_ut_debug_printk+0x50/0x60
[    6.770825]  [<ffffffff81587a26>] drm_mode_set_config_internal+0x66/0x100
[    6.770827]  [<ffffffff8158bd0b>] drm_mode_setcrtc+0x24b/0x610
[    6.770829]  [<ffffffff8157c9f1>] drm_ioctl+0x191/0x670
[    6.770832]  [<ffffffff811e8cf0>] do_vfs_ioctl+0x2e0/0x4e0
[    6.770835]  [<ffffffff81407bd7>] ? file_has_perm+0x87/0xa0
[    6.770839]  [<ffffffff811d4ee2>] ? vfs_write+0x182/0x1b0
[    6.770841]  [<ffffffff811e8f71>] SyS_ioctl+0x81/0xa0
[    6.770844]  [<ffffffff81a88a97>] system_call_fastpath+0x12/0x6a
[    6.770845] ---[ end trace ad02b9afcf7b21fa ]---

-- 
You are receiving this mail because:
You are the QA Contact for the bug.
You are on the CC list for the bug.
You are the assignee for the bug.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.freedesktop.org/archives/intel-gfx-bugs/attachments/20150424/9d5cacc8/attachment.html>