Missing id 8086:a0bc for VMD quirk PCI_DEV_FLAGS_ENABLE_ASPM

[You-Sheng Yang]

One VMD equipped platform has another PCI bridge with PCI ID [8086:a0bc] that is not already in Ubuntu sauced PCI_DEV_FLAGS_ENABLE_ASPM list from bug 1889384. Link Capability Register shows ASPM L1 supported, but has ASPM Disabled in Link Control status.

10000:e0:1c.4 PCI bridge [0604]: Intel Corporation Device [8086:a0bc] (rev 20) (prog-if 00 [Normal decode])
        ...
 Capabilities: [40] Express (v2) Root Port (Slot+), MSI 00
  DevCap: MaxPayload 256 bytes, PhantFunc 0
   ExtTag- RBE+
  DevCtl: CorrErr+ NonFatalErr+ FatalErr+ UnsupReq+
   RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop-
   MaxPayload 256 bytes, MaxReadReq 128 bytes
  DevSta: CorrErr- NonFatalErr- FatalErr- UnsupReq- AuxPwr+ TransPend-
  LnkCap: Port #5, Speed 8GT/s, Width x4, ASPM L1, Exit Latency L1 <16us
   ClockPM- Surprise- LLActRep+ BwNot+ ASPMOptComp+
  LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- CommClk+
   ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
        ...
00: 86 80 bc a0 06 04 10 00 20 00 04 06 00 00 81 00
10: 00 00 00 00 00 00 00 00 00 e1 e1 00 f0 00 00 20
20: 00 72 00 72 f1 ff 01 00 00 00 00 00 00 00 00 00
30: 00 00 00 00 40 00 00 00 00 00 00 00 00 01 02 00
40: 10 80 42 01 01 80 00 00 2f 00 10 00 43 48 72 05
...

ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: linux-image-5.6.0-1023-oem 5.6.0-1023.23
ProcVersionSignature: Ubuntu 5.6.0-1023.23-oem 5.6.19
Uname: Linux 5.6.0-1023-oem x86_64
ApportVersion: 2.20.11-0ubuntu27.4
Architecture: amd64
CasperMD5CheckResult: skip
Date: Thu Aug 27 04:32:44 2020
DistributionChannelDescriptor:
 # This is the distribution channel descriptor for the OEM CDs
 # For more information see http://wiki.ubuntu.com/DistributionChannelDescriptor
 canonical-oem-somerville-focal-amd64-20200502-85+fossa+X31
InstallationDate: Installed on 2020-08-13 (14 days ago)
InstallationMedia: Ubuntu 20.04 "Focal" - Build amd64 LIVE Binary 20200502-05:58
ProcEnviron:
 TERM=xterm-256color
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: linux-signed-oem-5.6
UpgradeStatus: No upgrade log present (probably fresh install)
---
ProblemType: Bug
ApportVersion: 2.20.11-0ubuntu27.4
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: u 1767 F.... pulseaudio
CasperMD5CheckResult: skip
DistributionChannelDescriptor:
 # This is the distribution channel descriptor for the OEM CDs
 # For more information see http://wiki.ubuntu.com/DistributionChannelDescriptor
 canonical-oem-somerville-focal-amd64-20200502-85+fossa+X31
DistroRelease: Ubuntu 20.04
InstallationDate: Installed on 2020-08-13 (14 days ago)
InstallationMedia: Ubuntu 20.04 "Focal" - Build amd64 LIVE Binary 20200502-05:58
Lsusb:
 Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
 Bus 001 Device 003: ID 0bda:5520 Realtek Semiconductor Corp. Integrated_Webcam_HD
 Bus 001 Device 002: ID 27c6:538d Shenzhen Goodix Technology Co.,Ltd. FingerPrint
 Bus 001 Device 004: ID 0bda:d739 Realtek Semiconductor Corp. 802.11n WLAN Adapter
 Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
MachineType: Dell Inc. Vostro 3400
Package: linux-oem-5.6 (not installed)
ProcEnviron:
 TERM=xterm-256color
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
ProcFB: 0 i915drmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.6.0-1023-oem root=UUID=8ef9f2d9-ab46-4c72-824e-9cf5f0dd4001 ro
ProcVersionSignature: Ubuntu 5.6.0-1023.23-oem 5.6.19
PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No PulseAudio daemon running, or not running as session daemon.
RelatedPackageVersions:
 linux-restricted-modules-5.6.0-1023-oem N/A
 linux-backports-modules-5.6.0-1023-oem N/A
 linux-firmware 1.187.3
Tags: focal
Uname: Linux 5.6.0-1023-oem x86_64
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: N/A
_MarkForUpload: True
dmi.bios.date: 08/05/2020
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 0.4.3
dmi.board.vendor: Dell Inc.
dmi.chassis.type: 10
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvr0.4.3:bd08/05/2020:svnDellInc.:pnVostro3400:pvr:rvnDellInc.:rn:rvr:cvnDellInc.:ct10:cvr:
dmi.product.family: Vostro
dmi.product.name: Vostro 3400
dmi.product.sku: 0A23
dmi.sys.vendor: Dell Inc.

[You-Sheng Yang (vicamo)]

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[You-Sheng Yang (vicamo)]

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[You-Sheng Yang (vicamo)]

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[You-Sheng Yang (vicamo)]

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[You-Sheng Yang (vicamo)]

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[You-Sheng Yang (vicamo)]

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[You-Sheng Yang (vicamo)]

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[You-Sheng Yang (vicamo)]

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[You-Sheng Yang (vicamo)]

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[You-Sheng Yang (vicamo)]

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[You-Sheng Yang (vicamo)]

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[You-Sheng Yang (vicamo)]

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[You-Sheng Yang (vicamo)]

Mark groovy -generic as INCOMPLETE as the original patch for bug 1889384 is still being upstreamed in https://<email address hidden>/ .

[You-Sheng Yang (vicamo)]

PPA: https://launchpad.net/~vicamo/+archive/ubuntu/ppa-1893194

[You-Sheng Yang (vicamo)]

SRU: https://lists.ubuntu.com/archives/kernel-team/2020-August/113115.html

[Ubuntu Kernel Bot (ubuntu-kernel-bot)]

This bug is awaiting verification that the kernel in -proposed solves the problem. Please test the kernel and update this bug with the results. If the problem is solved, change the tag 'verification-needed-focal' to 'verification-done-focal'. If the problem still exists, change the tag 'verification-needed-focal' to 'verification-failed-focal'.

If verification is not done by 5 working days from today, this fix will be dropped from the source code, and this bug will be closed.

See https://wiki.ubuntu.com/Testing/EnableProposed for documentation how to enable and use -proposed. Thank you!

[You-Sheng Yang (vicamo)]

Verified linux-oem-5.6 version 5.6.0-1028.28 from focal-proposed.

[Launchpad Janitor (janitor)]

This bug was fixed in the package linux-oem-5.6 - 5.6.0-1028.28

---------------
linux-oem-5.6 (5.6.0-1028.28) focal; urgency=medium

  * focal/linux-oem-5.6: 5.6.0-1028.28 -proposed tracker (LP: #1894630)

  * Cannot probe sata disk on sata controller behind VMD: ata1.00: failed to
    IDENTIFY (I/O error, err_mask=0x4) (LP: #1894778)
    - SAUCE: PCI: vmd: Add AHCI to fast interrupt list

  * SRU: Fix system hang when stress S3 on radeon with TTM (LP: #1893609)
    - mei: bus: don't clean driver pointer

  * Packaging resync (LP: #1786013)
    - [Packaging] update helper scripts
    - update dkms package versions

  * Introduce the new NVIDIA 450-server and the 450 UDA series (LP: #1887674)
    - [packaging] add signed modules for the 450 nvidia driver

  * CVE-2020-12888
    - vfio/type1: Support faulting PFNMAP vmas
    - vfio-pci: Fault mmaps to enable vma tracking
    - vfio-pci: Invalidate mmaps and block MMIO access on disabled memory

  * Missing id 8086:a0bc for VMD quirk PCI_DEV_FLAGS_ENABLE_ASPM (LP: #1893194)
    - SAUCE: PCI/ASPM: VMD: add ASPM quirk for 8086:a0bc

  * The DP/HDMI audio via USB-C to DP dongle or Dell Zeus adapter can't work
    after suspend (LP: #1893290)
    - ALSA: hda/hdmi: always check pin power status in i915 pin fixup

  * Comet Lake PCH-H RAID not support on Ubuntu20.04 (LP: #1892288)
    - ahci: Add Intel Comet Lake PCH-H PCI ID

  * device doesn't boot with kernel older than v5.7.7 on a usb key: hang at
    efi_tpm_eventlog_init (LP: #1892827)
    - efi/tpm: Verify event log header before parsing

 -- Timo Aaltonen <email address hidden> Tue, 08 Sep 2020 11:40:14 +0300

[You-Sheng Yang (vicamo)]

For Groovy, Hirsute and on, fixed in bug 1896598 instead.