[Bug 98040] [BAT][BYT] kms_pipe_crc_basic at suspend-read-crc-pipe-a *ERROR* dp_aux_ch not done status 0x00050000

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=98040

Petri Latvala <petri.latvala at intel.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |petri.latvala at intel.com

--- Comment #9 from Petri Latvala <petri.latvala at intel.com> ---
Created attachment 127209
  --> https://bugs.freedesktop.org/attachment.cgi?id=127209&action=edit
dmesg

Both patches applied.

Don't know which stack trace is relevant. Here's before the dp_aux_ch error:

[ 2206.737814] Hello, who woke me?
[ 2206.737841] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek
snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core
intel_power\
clamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm
lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid
sdhci_acpi \
sdhci mmc_core
[ 2206.737847] CPU: 0 PID: 233 Comm: kworker/0:2 Tainted: G        W      
4.8.0-pl-manual+ #2
[ 2206.737849] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6
02/17/2015
[ 2206.737903] Workqueue: events i915_hpd_poll_init_work [i915]
[ 2206.737911]  0000000000000000 ffff88013ababd40 ffffffff813ca25d
ffff88013ababd90
[ 2206.737916]  0000000000000000 ffff88013ababd80 ffffffff8107c2b6
0000008600000000
[ 2206.737922]  ffff8801324e0000 ffff8801324e0230 ffff8801324e8d90
0000000000000000
[ 2206.737923] Call Trace:
[ 2206.737931]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
[ 2206.737936]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
[ 2206.737941]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
[ 2206.737946]  [<ffffffff8109faad>] ? finish_task_switch+0x7d/0x1d0
[ 2206.737951]  [<ffffffff814ce5f0>]
drm_kms_helper_poll_enable_locked+0x20/0x100
[ 2206.738004]  [<ffffffffa014eb38>] i915_hpd_poll_init_work+0xb8/0xd0 [i915]
[ 2206.738010]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
[ 2206.738014]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
[ 2206.738019]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
[ 2206.738023]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
[ 2206.738027]  [<ffffffff810994e4>] kthread+0xc4/0xe0
[ 2206.738033]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
[ 2206.738038]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
[ 2206.738042]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
[ 2206.738045] ---[ end trace ec3ff52ee7faea67 ]---

And after:

[ 2209.156626] Hello, who woke me?
[ 2209.156655] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek
snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core
intel_power\
clamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_pcm
lpc_ich i2c_designware_platform i2c_designware_core i915 r8169 mii i2c_hid
sdhci_acpi \
sdhci mmc_core
[ 2209.156661] CPU: 3 PID: 10932 Comm: kworker/u8:31 Tainted: G        W      
4.8.0-pl-manual+ #2
[ 2209.156663] Hardware name: GIGABYTE GB-BXBT-1900/MZBAYAB-00, BIOS F6
02/17/2015
[ 2209.156671] Workqueue: events_unbound async_run_entry_fn
[ 2209.156678]  0000000000000000 ffff88013499bc38 ffffffff813ca25d
ffff88013499bc88
[ 2209.156684]  0000000000000000 ffff88013499bc78 ffffffff8107c2b6
00000086810d8d21
[ 2209.156689]  ffff8801324e0000 ffff8801324e0000 ffffffffa017e3c0
ffffffff81412490
[ 2209.156691] Call Trace:
[ 2209.156698]  [<ffffffff813ca25d>] dump_stack+0x4f/0x72
[ 2209.156703]  [<ffffffff8107c2b6>] __warn+0xc6/0xe0
[ 2209.156710]  [<ffffffff81412490>] ? pci_pm_resume_noirq+0xa0/0xa0
[ 2209.156714]  [<ffffffff8107c31a>] warn_slowpath_fmt+0x4a/0x50
[ 2209.156720]  [<ffffffff8109328e>] ? __queue_delayed_work+0x7e/0x180
[ 2209.156725]  [<ffffffff814ce5f0>]
drm_kms_helper_poll_enable_locked+0x20/0x100
[ 2209.156729]  [<ffffffff814cebe1>] drm_kms_helper_poll_enable+0x21/0x30
[ 2209.156776]  [<ffffffffa00c3781>] i915_drm_resume+0x131/0x180 [i915]
[ 2209.156821]  [<ffffffffa00c37e9>] i915_pm_restore+0x19/0x20 [i915]
[ 2209.156866]  [<ffffffffa00c3809>] i915_pm_resume+0x9/0x10 [i915]
[ 2209.156871]  [<ffffffff81412501>] pci_pm_resume+0x71/0xe0
[ 2209.156876]  [<ffffffff815151fb>] dpm_run_callback+0x3b/0x140
[ 2209.156881]  [<ffffffff815157f0>] device_resume+0x90/0x250
[ 2209.156885]  [<ffffffff815159c8>] async_resume+0x18/0x40
[ 2209.156890]  [<ffffffff8109b872>] async_run_entry_fn+0x32/0x140
[ 2209.156894]  [<ffffffff81093b6c>] process_one_work+0x14c/0x480
[ 2209.156899]  [<ffffffff81093ee3>] worker_thread+0x43/0x4e0
[ 2209.156903]  [<ffffffff81093ea0>] ? process_one_work+0x480/0x480
[ 2209.156907]  [<ffffffff810994e4>] kthread+0xc4/0xe0
[ 2209.156913]  [<ffffffff8176bdb9>] ? _raw_spin_unlock_irq+0x9/0x10
[ 2209.156918]  [<ffffffff8176c3bf>] ret_from_fork+0x1f/0x40
[ 2209.156922]  [<ffffffff81099420>] ? kthread_worker_fn+0x180/0x180
[ 2209.156925] ---[ end trace ec3ff52ee7faea68 ]---
[ 2209.157009] PM: resume of devices complete after 2301.212 msecs

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