Message-ID: <d7c5c87e-7ff4-6599-4f93-5ea4a9ae17b4@intel.com>
Date:   Fri, 28 Jul 2017 17:46:45 +0300
From:   Tomi Sarvela <tomi.p.sarvela@...el.com>
To:     Thomas Gleixner <tglx@...utronix.de>
Cc:     Martin Peres <martin.peres@...ux.intel.com>,
        jeffy.chen@...k-chips.com, linux-kernel@...r.kernel.org
Subject: Re: Suspend-resume failure on Intel Eagle Lake Core2Duo

On 28/07/17 17:13, Thomas Gleixner wrote:
> On Fri, 28 Jul 2017, Tomi Sarvela wrote:
>> On 28/07/17 16:15, Thomas Gleixner wrote:
>>> Another question. Is the machine completely dead or not?
>>
>> Completely dead. Powerled is on, so host isn't shut down.
> 
> So that means it does not even power the machine down. That's what I
> expected least.
> 
>> Serial or network if don't give any signs of life.
> 
>> Patch applies cleanly but still getting the same error:
> 
> Sorry for the noise. I'm an idiot trying to do 10 things at once. This time
> it actually compiles and links.
> 
> If the machine does still not powerdown with this applied, then please redo
> the 'platform' test and grab the trace for that one.

This patch fixes the issue. Below is the dmesg from the testrun (sorry 
for the spam, we're primarily testing i915 issues).

Tested-by: Tomi Sarvela <tomi.p.sarvela@...el.com>

Tomi


[ 1189.061801] [IGT] gem_exec_suspend: executing
[ 1189.071208] Setting dangerous option reset - tainting kernel
[ 1189.071438] [IGT] gem_exec_suspend: starting subtest basic-S3
[ 1189.239034] PM: Syncing filesystems ... done.
[ 1189.245968] PM: Preparing system for sleep (mem)
[ 1189.246209] Freezing user space processes ... (elapsed 0.001 seconds) 
done.
[ 1189.247530] OOM killer disabled.
[ 1189.247531] Freezing remaining freezable tasks ... (elapsed 0.001 
seconds) done.
[ 1189.248690] PM: Suspending system (mem)
[ 1189.248706] Suspending console(s) (use no_console_suspend to debug)
[ 1189.249177] serial 00:03: disabled
[ 1189.250266] sd 0:0:0:0: [sda] Synchronizing SCSI cache
[ 1189.255064] e1000e: EEE TX LPI TIMER: 00000000
[ 1189.256460] [drm:intel_power_well_enable [i915]] enabling always-on
[ 1189.257541] sd 0:0:0:0: [sda] Stopping disk
[ 1189.560357] PM: suspend of devices complete after 311.444 msecs
[ 1189.560653] [drm:intel_power_well_disable [i915]] disabling always-on
[ 1189.572123] PM: late suspend of devices complete after 11.761 msecs
[ 1189.584066] PM: noirq suspend of devices complete after 11.939 msecs
[ 1189.584580] ACPI: Preparing to enter system sleep state S3
[ 1189.586661] PM: Saving platform NVS memory
[ 1189.586686] Disabling non-boot CPUs ...
[ 1189.596350] IRQ 8: no longer affine to CPU1
[ 1189.596356] IRQ 16: no longer affine to CPU1
[ 1189.596367] IRQ 25: no longer affine to CPU1
[ 1189.596369] IRQ 28: no longer affine to CPU1
[ 1189.597397] smpboot: CPU 1 is now offline
[ 1189.597665] ACPI: Low-level resume complete
[ 1189.597665] PM: Restoring platform NVS memory
[ 1189.597665] Suspended for 14.825 seconds
[ 1189.597665] Delta way too big! 18446743991837909721 
ts=18446744056274518328 write stamp = 64436608607
                If you just came from a suspend/resume,
                please switch to the trace global clock:
                  echo global > /sys/kernel/debug/tracing/trace_clock
[ 1189.597665] ------------[ cut here ]------------
[ 1189.597665] WARNING: CPU: 0 PID: 1332 at 
kernel/trace/ring_buffer.c:2647 rb_handle_timestamp.isra.32+0x71/0x80
[ 1189.597665] Modules linked in: snd_hda_codec_realtek i915 
snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hwdep snd_hda_core 
coretemp snd_pcm e1000e lpc_ich mei_me ptp mei pps_core
[ 1189.597665] CPU: 0 PID: 1332 Comm: rtcwake Tainted: G     U 
4.13.0-rc2+ #5
[ 1189.597665] Hardware name: Hewlett-Packard HP Compaq 8000 Elite CMT 
PC/3647h, BIOS 786G7 v01.13 07/20/2011
[ 1189.597665] task: ffff88010dce9880 task.stack: ffffc900000c8000
[ 1189.597665] RIP: 0010:rb_handle_timestamp.isra.32+0x71/0x80
[ 1189.597665] RSP: 0018:ffffc900000cbab0 EFLAGS: 00010082
[ 1189.597665] RAX: 00000000000000e0 RBX: ffffc900000cbad0 RCX: 
0000000000000004
[ 1189.597665] RDX: 0000000080000004 RSI: 0000000000000082 RDI: 
00000000ffffffff
[ 1189.597665] RBP: ffffc900000cbac0 R08: 0000000000000000 R09: 
00000000000000e0
[ 1189.597665] R10: ffffc900000cbbe0 R11: 00000000000ebc08 R12: 
ffff880117008890
[ 1189.597665] R13: ffff8801170088b0 R14: 00000000000003e8 R15: 
0000000000000005
[ 1189.597665] FS:  00007f93d957e700(0000) GS:ffff88011bc00000(0000) 
knlGS:0000000000000000
[ 1189.597665] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1189.597665] CR2: 000000f00255b068 CR3: 00000000d9063000 CR4: 
00000000000406f0
[ 1189.597665] Call Trace:
[ 1189.597665]  ring_buffer_lock_reserve+0x1fa/0x350
[ 1189.597665]  trace_vbprintk+0xdc/0x260
[ 1189.597665]  ? __irq_disable+0x1b/0xc0
[ 1189.597665]  __trace_bprintk+0x4a/0x60
[ 1189.597665]  ? preempt_count_add+0x9e/0xb0
[ 1189.597665]  __irq_disable+0x3f/0xc0
[ 1189.597665]  irq_disable+0x17/0x20
[ 1189.597665]  __disable_irq_nosync+0x59/0x70
[ 1189.597665]  disable_hardirq+0x11/0x30
[ 1189.597665]  hpet_msi_resume+0x85/0xd0
[ 1189.597665]  clockevents_tick_resume+0x14/0x20
[ 1189.597665]  tick_resume_local+0x32/0x60
[ 1189.597665]  tick_resume+0x13/0x20
[ 1189.597665]  timekeeping_resume+0x149/0x1a0
[ 1189.597665]  syscore_resume+0x4b/0x190
[ 1189.597665]  ? syscore_resume+0x4b/0x190
[ 1189.597665]  suspend_devices_and_enter+0x6b9/0x810
[ 1189.597665]  pm_suspend+0x367/0x540
[ 1189.597665]  state_store+0x7e/0xf0
[ 1189.597665]  kobj_attr_store+0xf/0x20
[ 1189.597665]  sysfs_kf_write+0x37/0x40
[ 1189.597665]  kernfs_fop_write+0x110/0x1a0
[ 1189.597665]  __vfs_write+0x28/0x130
[ 1189.597665]  ? __this_cpu_preempt_check+0x13/0x20
[ 1189.597665]  ? __sb_start_write+0x55/0xe0
[ 1189.597665]  vfs_write+0xb6/0x1a0
[ 1189.597665]  SyS_write+0x46/0xb0
[ 1189.597665]  entry_SYSCALL_64_fastpath+0x17/0x98
[ 1189.597665] RIP: 0033:0x7f93d90ac8f0
[ 1189.597665] RSP: 002b:00007ffd80a9ca88 EFLAGS: 00000246 ORIG_RAX: 
0000000000000001
[ 1189.597665] RAX: ffffffffffffffda RBX: 000000f00255a050 RCX: 
00007f93d90ac8f0
[ 1189.597665] RDX: 0000000000000004 RSI: 000000f00255a060 RDI: 
0000000000000007
[ 1189.597665] RBP: 00007f93d9375b00 R08: 000000f002557d90 R09: 
00007f93d957e700
[ 1189.597665] R10: 00007f93d9375b58 R11: 0000000000000246 R12: 
00007f93d9375b58
[ 1189.597665] R13: 00007f93d9375b58 R14: 000000000000270f R15: 
0000000000001010
[ 1189.597665] Code: f0 48 8b 73 08 85 c0 48 8b 13 48 c7 c0 88 9a a5 81 
49 c7 c0 1a 3b a8 81 4c 0f 44 c0 48 8b 0f 48 c7 c7 10 9b a5 81 e8 c0 c8 
fa ff <0f> ff eb a7 90 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 41 56
[ 1189.597665] ---[ end trace 7d99ac836f161565 ]---
[ 1189.597665] Enabling non-boot CPUs ...
[ 1189.597665] x86: Booting SMP configuration:
[ 1189.597665] smpboot: Booting Node 0 Processor 1 APIC 0x1
[ 1189.598576]  cache: parent cpu1 should not be sleeping
[ 1189.598651] hpet: hpet3 irq 25 for MSI
[ 1189.598710] CPU1 is up
[ 1189.600116] ACPI: Waking up from system sleep state S3
[ 1189.612296] PM: noirq resume of devices complete after 12.089 msecs
[ 1189.612703] hpet1: lost 615 rtc interrupts
[ 1189.612875] [drm:intel_power_well_enable [i915]] enabling always-on
[ 1189.612971] PM: early resume of devices complete after 0.166 msecs
[ 1189.614754] [drm:i915_redisable_vga_power_on [i915]] Something 
enabled VGA plane, disabling it
[ 1189.615088] [drm:intel_opregion_setup [i915]] graphic opregion 
physical addr: 0xdd7a1640
[ 1189.615119] [drm:intel_opregion_setup [i915]] SWSCI supported
[ 1189.615143] [drm:swsci [i915]] SWSCI request already in progress
[ 1189.615167] [drm:swsci [i915]] SWSCI request already in progress
[ 1189.615190] [drm:intel_opregion_setup [i915]] SWSCI GBDA callbacks 
00000001, SBCB callbacks 00000001
[ 1189.615215] [drm:intel_opregion_setup [i915]] Found valid VBT in ACPI 
OpRegion (Mailbox #4)
[ 1189.615255] [drm:init_workarounds_ring [i915]] rcs0: Number of 
context specific w/a: 0
[ 1189.615284] [drm:intel_hpll_vco [i915]] HPLL VCO 3200000 kHz
[ 1189.615309] [drm:intel_update_cdclk [i915]] Current CD clock rate: 
400000 kHz, VCO: 3200000 kHz, ref: 0 kHz
[ 1189.615340] [drm:intel_set_plane_visible [i915]] pipe A active planes 0x0
[ 1189.615364] [drm:intel_modeset_setup_hw_state [i915]] [CRTC:32:pipe 
A] hw state readout: disabled
[ 1189.615389] [drm:intel_set_plane_visible [i915]] pipe B active planes 0x0
[ 1189.615413] [drm:intel_modeset_setup_hw_state [i915]] [CRTC:39:pipe 
B] hw state readout: disabled
[ 1189.615439] [drm:intel_modeset_setup_hw_state [i915]] 
[ENCODER:41:CRT] hw state readout: disabled, pipe A
[ 1189.615463] [drm:intel_modeset_setup_hw_state [i915]] 
[ENCODER:42:HDMI C] hw state readout: disabled, pipe A
[ 1189.615488] [drm:intel_modeset_setup_hw_state [i915]] [ENCODER:47:DP 
C] hw state readout: disabled, pipe A
[ 1189.615513] [drm:intel_modeset_setup_hw_state [i915]] 
[CONNECTOR:40:VGA-1] hw state readout: disabled
[ 1189.615538] [drm:intel_modeset_setup_hw_state [i915]] 
[CONNECTOR:43:HDMI-A-1] hw state readout: disabled
[ 1189.615563] [drm:intel_modeset_setup_hw_state [i915]] 
[CONNECTOR:48:DP-1] hw state readout: disabled
[ 1189.615588] [drm:intel_dump_pipe_config [i915]] [CRTC:32:pipe 
A][setup_hw_state]
[ 1189.615613] [drm:intel_dump_pipe_config [i915]] cpu_transcoder: A, 
pipe bpp: 0, dithering: 0
[ 1189.615637] [drm:intel_dump_pipe_config [i915]] audio: 0, infoframes: 0
[ 1189.615660] [drm:intel_dump_pipe_config [i915]] requested mode:
[ 1189.615664] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 
0 0 0 0 0 0 0x0 0x0
[ 1189.615688] [drm:intel_dump_pipe_config [i915]] adjusted mode:
[ 1189.615690] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 
0 0 0 0 0 0 0x0 0x0
[ 1189.615715] [drm:intel_dump_pipe_config [i915]] crtc timings: 0 0 0 0 
0 0 0 0 0, type: 0x0 flags: 0x0
[ 1189.615739] [drm:intel_dump_pipe_config [i915]] port clock: 0, pipe 
src size: 0x0, pixel rate 0
[ 1189.615763] [drm:intel_dump_pipe_config [i915]] gmch pfit: control: 
0x00000000, ratios: 0x00000000, lvds border: 0x00000000
[ 1189.615787] [drm:intel_dump_pipe_config [i915]] ips: 0, double wide: 0
[ 1189.615811] [drm:intel_dpll_dump_hw_state [i915]] dpll_hw_state: 
dpll: 0x0, dpll_md: 0x0, fp0: 0x0, fp1: 0x0
[ 1189.615834] [drm:intel_dump_pipe_config [i915]] planes on this crtc
[ 1189.615859] [drm:intel_dump_pipe_config [i915]] [PLANE:26:primary A] 
disabled, scaler_id = 0
[ 1189.615883] [drm:intel_dump_pipe_config [i915]] [PLANE:28:sprite A] 
disabled, scaler_id = 0
[ 1189.615907] [drm:intel_dump_pipe_config [i915]] [PLANE:30:cursor A] 
disabled, scaler_id = 0
[ 1189.615932] [drm:intel_dump_pipe_config [i915]] [CRTC:39:pipe 
B][setup_hw_state]
[ 1189.615956] [drm:intel_dump_pipe_config [i915]] cpu_transcoder: B, 
pipe bpp: 0, dithering: 0
[ 1189.615979] [drm:intel_dump_pipe_config [i915]] audio: 0, infoframes: 0
[ 1189.616003] [drm:intel_dump_pipe_config [i915]] requested mode:
[ 1189.616012] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 
0 0 0 0 0 0 0x0 0x0
[ 1189.616036] [drm:intel_dump_pipe_config [i915]] adjusted mode:
[ 1189.616038] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 
0 0 0 0 0 0 0x0 0x0
[ 1189.616062] [drm:intel_dump_pipe_config [i915]] crtc timings: 0 0 0 0 
0 0 0 0 0, type: 0x0 flags: 0x0
[ 1189.616086] [drm:intel_dump_pipe_config [i915]] port clock: 0, pipe 
src size: 0x0, pixel rate 0
[ 1189.616110] [drm:intel_dump_pipe_config [i915]] gmch pfit: control: 
0x00000000, ratios: 0x00000000, lvds border: 0x00000000
[ 1189.616134] [drm:intel_dump_pipe_config [i915]] ips: 0, double wide: 0
[ 1189.616158] [drm:intel_dpll_dump_hw_state [i915]] dpll_hw_state: 
dpll: 0x0, dpll_md: 0x0, fp0: 0x0, fp1: 0x0
[ 1189.616182] [drm:intel_dump_pipe_config [i915]] planes on this crtc
[ 1189.616206] [drm:intel_dump_pipe_config [i915]] [PLANE:33:primary B] 
disabled, scaler_id = 0
[ 1189.616230] [drm:intel_dump_pipe_config [i915]] [PLANE:35:sprite B] 
disabled, scaler_id = 0
[ 1189.616254] [drm:intel_dump_pipe_config [i915]] [PLANE:37:cursor B] 
disabled, scaler_id = 0
[ 1189.616276] [drm:g4x_wm_get_hw_state [i915]] Initial watermarks: pipe 
A, plane=15, cursor=15, sprite=15
[ 1189.616296] [drm:g4x_wm_get_hw_state [i915]] Initial watermarks: pipe 
B, plane=15, cursor=15, sprite=15
[ 1189.616316] [drm:g4x_wm_get_hw_state [i915]] Initial SR watermarks: 
plane=127, cursor=0 fbc=1
[ 1189.616335] [drm:g4x_wm_get_hw_state [i915]] Initial HPLL watermarks: 
plane=0, SR cursor=0 fbc=5
[ 1189.616355] [drm:g4x_wm_get_hw_state [i915]] Initial SR=no HPLL=no FBC=no
[ 1189.616377] [drm:intel_power_well_disable [i915]] disabling always-on
[ 1189.616397] [drm:intel_power_well_enable [i915]] enabling always-on
[ 1189.616417] [drm:intel_power_well_disable [i915]] disabling always-on
[ 1189.616512] [drm:intel_power_well_enable [i915]] enabling always-on
[ 1189.616538] [drm:intel_atomic_commit_tail [i915]] [ENCODER:41:CRT]
[ 1189.616562] [drm:intel_atomic_commit_tail [i915]] [ENCODER:42:HDMI C]
[ 1189.616586] [drm:intel_atomic_commit_tail [i915]] [ENCODER:47:DP C]
[ 1189.616610] [drm:verify_connector_state.isra.72 [i915]] 
[CONNECTOR:40:VGA-1]
[ 1189.616635] [drm:verify_connector_state.isra.72 [i915]] 
[CONNECTOR:43:HDMI-A-1]
[ 1189.616659] [drm:verify_connector_state.isra.72 [i915]] 
[CONNECTOR:48:DP-1]
[ 1189.616685] [drm:intel_atomic_commit_tail [i915]] [CRTC:32:pipe A]
[ 1189.616710] [drm:intel_atomic_commit_tail [i915]] [CRTC:39:pipe B]
[ 1189.616731] [drm:intel_power_well_disable [i915]] disabling always-on
[ 1189.616764] [drm:intel_crt_detect [i915]] [CONNECTOR:40:VGA-1] force=0
[ 1189.616784] [drm:intel_power_well_enable [i915]] enabling always-on
[ 1189.617427] usb usb3: root hub lost power or was reset
[ 1189.617462] usb usb4: root hub lost power or was reset
[ 1189.617494] usb usb5: root hub lost power or was reset
[ 1189.617629] usb usb6: root hub lost power or was reset
[ 1189.617662] usb usb7: root hub lost power or was reset
[ 1189.617695] usb usb8: root hub lost power or was reset
[ 1189.618430] sd 0:0:0:0: [sda] Starting disk
[ 1189.618599] serial 00:03: activated
[ 1189.628872] [drm:intel_crt_detect [i915]] CRT not detected via hotplug
[ 1189.630945] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for 
addr: 0050 w(1)
[ 1189.630993] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK on 
first message, retry
[ 1189.633063] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus vga] NAK for 
addr: 0050 w(1)
[ 1189.633067] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent 
adapter i915 gmbus vga
[ 1189.633110] [drm:intel_crt_get_edid [i915]] CRT GMBUS EDID read 
failed, retry using GPIO bit-banging
[ 1189.633154] [drm:intel_gmbus_force_bit [i915]] enabling bit-banging 
on i915 gmbus vga. force bit now 1
[ 1189.633663] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent 
adapter i915 gmbus vga
[ 1189.633687] [drm:intel_gmbus_force_bit [i915]] disabling bit-banging 
on i915 gmbus vga. force bit now 0
[ 1189.633711] [drm:intel_crt_detect_ddc [i915]] CRT not detected via 
DDC:0x50 [no valid EDID found]
[ 1189.633731] [drm:intel_power_well_disable [i915]] disabling always-on
[ 1189.633734] [drm:drm_helper_hpd_irq_event] [CONNECTOR:40:VGA-1] 
status updated from disconnected to disconnected
[ 1189.633758] [drm:intel_hdmi_detect [i915]] [CONNECTOR:43:HDMI-A-1]
[ 1189.633778] [drm:intel_power_well_enable [i915]] enabling always-on
[ 1189.635849] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for 
addr: 0050 w(1)
[ 1189.635892] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on 
first message, retry
[ 1189.637962] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for 
addr: 0050 w(1)
[ 1189.637965] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent 
adapter i915 gmbus dpc
[ 1189.640036] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for 
addr: 0040 w(1)
[ 1189.640092] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on 
first message, retry
[ 1189.642161] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for 
addr: 0040 w(1)
[ 1189.642166] [drm:drm_dp_dual_mode_detect] DP dual mode HDMI ID:  (err -6)
[ 1189.642203] [drm:intel_power_well_disable [i915]] disabling always-on
[ 1189.642205] [drm:drm_helper_hpd_irq_event] [CONNECTOR:43:HDMI-A-1] 
status updated from disconnected to disconnected
[ 1189.642229] [drm:intel_dp_detect [i915]] [CONNECTOR:48:DP-1]
[ 1189.642249] [drm:intel_power_well_enable [i915]] enabling always-on
[ 1189.642270] [drm:intel_power_well_disable [i915]] disabling always-on
[ 1189.642272] [drm:drm_helper_hpd_irq_event] [CONNECTOR:48:DP-1] status 
updated from disconnected to disconnected
[ 1189.726634] [drm:intel_get_hpd_pins [i915]] hotplug event received, 
stat 0x00100000, dig 0x00100000, pins 0x00000040
[ 1189.726678] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - long
[ 1189.726722] [drm:intel_hpd_irq_handler [i915]] Received HPD interrupt 
on PIN 6 - cnt: 0
[ 1189.726776] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - long
[ 1189.726810] [drm:i915_hotplug_work_func [i915]] running encoder 
hotplug functions
[ 1189.726835] [drm:i915_hotplug_work_func [i915]] Connector HDMI-A-1 
(pin 6) received hotplug event.
[ 1189.726859] [drm:intel_hdmi_detect [i915]] [CONNECTOR:43:HDMI-A-1]
[ 1189.726879] [drm:intel_power_well_enable [i915]] enabling always-on
[ 1189.728946] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for 
addr: 0050 w(1)
[ 1189.728989] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on 
first message, retry
[ 1189.730071] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for 
addr: 0050 w(1)
[ 1189.730075] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent 
adapter i915 gmbus dpc
[ 1189.732142] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for 
addr: 0040 w(1)
[ 1189.732185] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on 
first message, retry
[ 1189.734069] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for 
addr: 0040 w(1)
[ 1189.734073] [drm:drm_dp_dual_mode_detect] DP dual mode HDMI ID:  (err -6)
[ 1189.734111] [drm:intel_power_well_disable [i915]] disabling always-on
[ 1189.734155] [drm:i915_hotplug_work_func [i915]] Connector DP-1 (pin 
6) received hotplug event.
[ 1189.734201] [drm:intel_dp_detect [i915]] [CONNECTOR:48:DP-1]
[ 1189.734221] [drm:intel_power_well_enable [i915]] enabling always-on
[ 1189.734241] [drm:intel_power_well_disable [i915]] disabling always-on
[ 1189.924416] ata5: SATA link down (SStatus 0 SControl 300)
[ 1189.924432] ata3: SATA link down (SStatus 0 SControl 300)
[ 1189.924447] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
[ 1189.924461] ata4: SATA link down (SStatus 0 SControl 300)
[ 1189.924477] ata2: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
[ 1189.924857] ata2.00: ACPI cmd ef/03:0c:00:00:00:a0 (SET FEATURES) 
filtered out
[ 1189.924860] ata2.00: ACPI cmd ef/03:45:00:00:00:a0 (SET FEATURES) 
filtered out
[ 1189.924862] ata2.00: ACPI cmd ef/10:03:00:00:00:a0 (SET FEATURES) 
filtered out
[ 1189.933311] ata2.00: ACPI cmd ef/03:0c:00:00:00:a0 (SET FEATURES) 
filtered out
[ 1189.933313] ata2.00: ACPI cmd ef/03:45:00:00:00:a0 (SET FEATURES) 
filtered out
[ 1189.933316] ata2.00: ACPI cmd ef/10:03:00:00:00:a0 (SET FEATURES) 
filtered out
[ 1189.933320] ata2.00: configured for UDMA/100
[ 1189.935151] ata1.00: ACPI cmd ef/03:0c:00:00:00:a0 (SET FEATURES) 
filtered out
[ 1189.935153] ata1.00: ACPI cmd ef/03:45:00:00:00:a0 (SET FEATURES) 
filtered out
[ 1189.936958] ata1.00: ACPI cmd c6/00:10:00:00:00:a0 (SET MULTIPLE 
MODE) succeeded
[ 1189.946040] ata1.00: ACPI cmd e3/00:00:00:00:00:a0 (IDLE) succeeded
[ 1189.946043] ata1.00: ACPI cmd f5/00:00:00:00:00:a0 (SECURITY FREEZE 
LOCK) filtered out
[ 1189.946045] ata1.00: ACPI cmd ef/10:03:00:00:00:a0 (SET FEATURES) 
filtered out
[ 1189.986668] ata1.00: Security Log not supported
[ 1189.996656] ata1.00: ACPI cmd ef/03:0c:00:00:00:a0 (SET FEATURES) 
filtered out
[ 1189.996659] ata1.00: ACPI cmd ef/03:45:00:00:00:a0 (SET FEATURES) 
filtered out
[ 1189.998508] ata1.00: ACPI cmd c6/00:10:00:00:00:a0 (SET MULTIPLE 
MODE) succeeded
[ 1190.007519] ata1.00: ACPI cmd e3/00:00:00:00:00:a0 (IDLE) succeeded
[ 1190.007522] ata1.00: ACPI cmd f5/00:00:00:00:00:a0 (SECURITY FREEZE 
LOCK) filtered out
[ 1190.007524] ata1.00: ACPI cmd ef/10:03:00:00:00:a0 (SET FEATURES) 
filtered out
[ 1190.048147] ata1.00: Security Log not supported
[ 1190.048151] ata1.00: configured for UDMA/133
[ 1190.182093] PM: resume of devices complete after 569.117 msecs
[ 1190.182296] PM: Finishing wakeup.
[ 1190.182297] OOM killer enabled.
[ 1190.182297] Restarting tasks ... done.
[ 1190.300710] [IGT] gem_exec_suspend: exiting, ret=0

-- 
Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo

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