alsa/sdw: fix the audio sdw codec parsing logic in the acpi table

Bug #1955686 reported by Hui Wang
8
This bug affects 1 person
Affects Status Importance Assigned to Milestone
HWE Next
Fix Released
Undecided
Unassigned
linux (Ubuntu)
Fix Released
High
Hui Wang
Focal
Won't Fix
Undecided
Unassigned
Impish
Fix Released
High
Unassigned
Jammy
Fix Released
High
Hui Wang
linux-oem-5.14 (Ubuntu)
Invalid
Undecided
Unassigned
Focal
Fix Released
High
Hui Wang
Impish
Invalid
Undecided
Unassigned
Jammy
Invalid
Undecided
Unassigned

Bug Description

[Impact]
we have a couple of Dell ADL laptops which have sdw audio, after upgrading
the BIOS to 0.1.4 or above, the sdw audio can't work anymore, the driver
can't parse the codec layout from ACPI table anymore.

[Fix]
Backport two patches from upstream.

[Test]
Boot the patched kernel on those machines both with old bios and
new bios, all work well, the sdw audio could initialize and the
audio function work well.

[Where problems could occur]
If it could introduce regression, it will be on the acpi sdw codec
parsing, so some sdw audio machines could fail to find the codec, then
the whole audio function fails. But this possibility is very low, we
already tested the patches on both old bios and new bios.

CVE References

Hui Wang (hui.wang)
Changed in linux (Ubuntu Focal):
status: New → Won't Fix
Changed in linux (Ubuntu Impish):
status: New → In Progress
Changed in linux (Ubuntu Jammy):
status: New → In Progress
Changed in linux-oem-5.14 (Ubuntu Impish):
status: New → Invalid
Changed in linux-oem-5.14 (Ubuntu Jammy):
status: New → Invalid
Changed in linux-oem-5.14 (Ubuntu Focal):
status: New → In Progress
Changed in linux (Ubuntu Impish):
importance: Undecided → High
Changed in linux (Ubuntu Jammy):
importance: Undecided → High
Changed in linux-oem-5.14 (Ubuntu Focal):
importance: Undecided → High
assignee: nobody → Hui Wang (hui.wang)
tags: added: oem-priority originate-from-1951053 somerville
Hui Wang (hui.wang)
description: updated
Changed in linux (Ubuntu Impish):
status: In Progress → Fix Committed
Revision history for this message
Ubuntu Kernel Bot (ubuntu-kernel-bot) wrote :

This bug is awaiting verification that the linux/5.13.0-24.24 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-impish' to 'verification-done-impish'. If the problem still exists, change the tag 'verification-needed-impish' to 'verification-failed-impish'.

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!

tags: added: verification-needed-impish
Revision history for this message
Launchpad Janitor (janitor) wrote :

This bug was fixed in the package linux - 5.15.0-17.17

---------------
linux (5.15.0-17.17) jammy; urgency=medium

  * jammy/linux: 5.15.0-17.17 -proposed tracker (LP: #1957809)

 -- Andrea Righi <email address hidden> Thu, 13 Jan 2022 17:11:21 +0100

Changed in linux (Ubuntu Jammy):
status: In Progress → Fix Released
Revision history for this message
Hui Wang (hui.wang) wrote :

For the oem kernel, the fix was merged to: Ubuntu-oem-5.14-5.14.0-1021.23 with the public bug #1956720 (stable patches update).

Changed in linux-oem-5.14 (Ubuntu Focal):
status: In Progress → Fix Released
tags: added: verification-done-impish
removed: verification-needed-impish
Revision history for this message
Launchpad Janitor (janitor) wrote :
Download full text (74.6 KiB)

This bug was fixed in the package linux - 5.13.0-28.31

---------------
linux (5.13.0-28.31) impish; urgency=medium

  * amd_sfh: Null pointer dereference on early device init causes early panic
    and fails to boot (LP: #1956519)
    - HID: amd_sfh: Fix potential NULL pointer dereference

  * impish: ddebs build take too long and times out (LP: #1957810)
    - [Packaging] enforce xz compression for ddebs

  * audio mute/ mic mute are not working on a HP machine (LP: #1955691)
    - ALSA: hda/realtek: fix mute/micmute LEDs for a HP ProBook

  * rtw88_8821ce causes freeze (LP: #1927808)
    - rtw88: Disable PCIe ASPM while doing NAPI poll on 8821CE

  * alsa/sdw: fix the audio sdw codec parsing logic in the acpi table
    (LP: #1955686)
    - ALSA: hda: intel-sdw-acpi: harden detection of controller
    - ALSA: hda: intel-sdw-acpi: go through HDAS ACPI at max depth of 2

  * icmp_redirect from selftests fails on F/kvm (unary operator expected)
    (LP: #1938964)
    - selftests: icmp_redirect: pass xfail=0 to log_test()

  * Impish update: upstream stable patchset 2021-12-17 (LP: #1955180)
    - arm64: zynqmp: Do not duplicate flash partition label property
    - arm64: zynqmp: Fix serial compatible string
    - ARM: dts: sunxi: Fix OPPs node name
    - arm64: dts: allwinner: h5: Fix GPU thermal zone node name
    - arm64: dts: allwinner: a100: Fix thermal zone node name
    - staging: wfx: ensure IRQ is ready before enabling it
    - ARM: dts: NSP: Fix mpcore, mmc node names
    - scsi: lpfc: Fix list_add() corruption in lpfc_drain_txq()
    - arm64: dts: rockchip: Disable CDN DP on Pinebook Pro
    - arm64: dts: hisilicon: fix arm,sp805 compatible string
    - RDMA/bnxt_re: Check if the vlan is valid before reporting
    - bus: ti-sysc: Add quirk handling for reinit on context lost
    - bus: ti-sysc: Use context lost quirk for otg
    - usb: musb: tusb6010: check return value after calling
      platform_get_resource()
    - usb: typec: tipd: Remove WARN_ON in tps6598x_block_read
    - ARM: dts: ux500: Skomer regulator fixes
    - staging: rtl8723bs: remove possible deadlock when disconnect (v2)
    - ARM: BCM53016: Specify switch ports for Meraki MR32
    - arm64: dts: qcom: msm8998: Fix CPU/L2 idle state latency and residency
    - arm64: dts: qcom: ipq6018: Fix qcom,controlled-remotely property
    - arm64: dts: freescale: fix arm,sp805 compatible string
    - ASoC: SOF: Intel: hda-dai: fix potential locking issue
    - clk: imx: imx6ul: Move csi_sel mux to correct base register
    - ASoC: nau8824: Add DMI quirk mechanism for active-high jack-detect
    - scsi: advansys: Fix kernel pointer leak
    - ALSA: intel-dsp-config: add quirk for APL/GLK/TGL devices based on ES8336
      codec
    - firmware_loader: fix pre-allocated buf built-in firmware use
    - ARM: dts: omap: fix gpmc,mux-add-data type
    - usb: host: ohci-tmio: check return value after calling
      platform_get_resource()
    - ARM: dts: ls1021a: move thermal-zones node out of soc/
    - ARM: dts: ls1021a-tsn: use generic "jedec,spi-nor" compatible for flash
    - ALSA: ISA: not for M68K
    - tty: tty_buffer: Fix the softlockup issue in flush_to_ldisc
    - MIPS: sni:...

Changed in linux (Ubuntu Impish):
status: Fix Committed → Fix Released
Revision history for this message
Ubuntu Kernel Bot (ubuntu-kernel-bot) wrote :

This bug is awaiting verification that the linux-intel-5.13/5.13.0-1010.10 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!

tags: added: verification-needed-focal
Hui Wang (hui.wang)
tags: added: verification-done-focal
removed: verification-needed-focal
Timo Aaltonen (tjaalton)
Changed in hwe-next:
status: New → Fix Released
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