Fix mic noise on HP ProBook 445 G8

[Kai-Heng Feng]

[Impact]
There's mic noise on HP ProBook 445 G8.

[Fix]
Limit mic boost to make the audio capture crystal clear.

[Test]
$ arecord -f dat test
$ aplay test
With the fix, the mic noise is gone.

[Where problems could occur]
If someone would like to let others hear the noise in Zoom, this will
deprive of their pleasure.

[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!

[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-hirsute' to 'verification-done-hirsute'. If the problem still exists, change the tag 'verification-needed-hirsute' to 'verification-failed-hirsute'.

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!

[Launchpad Janitor (janitor)]

This bug was fixed in the package linux-oem-5.13 - 5.13.0-1012.16

---------------
linux-oem-5.13 (5.13.0-1012.16) focal; urgency=medium

  * focal/linux-oem-5.13: 5.13.0-1012.16 -proposed tracker (LP: #1942861)

  * Fix sluggish r8169 by disaling ASPM L1.2 (LP: #1942830)
    - SAUCE: r8169: Disable ASPM L1.2

  * CVE-2021-3609
    - can: bcm: delay release of struct bcm_op after synchronize_rcu()
    - can: j1939: j1939_sk_init(): set SOCK_RCU_FREE to call sk_destruct() after
      RCU is done

 -- Timo Aaltonen <email address hidden> Tue, 07 Sep 2021 11:49:54 +0300

[Launchpad Janitor (janitor)]

This bug was fixed in the package linux - 5.11.0-37.41

---------------
linux (5.11.0-37.41) hirsute; urgency=medium

  * hirsute/linux: 5.11.0-37.41 -proposed tracker (LP: #1944180)

  * CVE-2021-41073
    - io_uring: ensure symmetry in handling iter types in loop_rw_iter()

  * Packaging resync (LP: #1786013)
    - debian/dkms-versions -- update from kernel-versions (main/2021.09.06)

  * LRMv5: switch primary version handling to kernel-versions data set
    (LP: #1928921)
    - [Packaging] switch to kernel-versions

  * disable “CONFIG_HISI_DMA” config for ubuntu version (LP: #1936771)
    - Disable CONFIG_HISI_DMA
    - [Config] Record hisi_dma no longer built for arm64

  * ubunut_kernel_selftests: memory-hotplug: avoid spamming logs with
    dump_page() (LP: #1941829)
    - selftests: memory-hotplug: avoid spamming logs with dump_page(), ratio limit
      hot-remove error test

  * alsa: the soundwire audio doesn't work on the Dell TGL-H machines
    (LP: #1941669)
    - ASoC: SOF: allow soundwire use desc->default_fw_filename
    - ASoC: Intel: tgl: remove sof_fw_filename set for tgl_3_in_1_default

  * e1000e blocks the boot process when it tried to write checksum to its NVM
    (LP: #1936998)
    - e1000e: Do not take care about recovery NVM checksum

  * Dell XPS 17 (9710) PCI/internal sound card not detected (LP: #1935850)
    - ASoC: Intel: sof_sdw: include rt711.h for RT711 JD mode
    - ASoC: Intel: sof_sdw: add quirk for Dell XPS 9710

  * mute/micmute LEDs no function on HP ProBook 650 G8 (LP: #1939473)
    - ALSA: hda/realtek: fix mute/micmute LEDs for HP ProBook 650 G8 Notebook PC

  * Fix mic noise on HP ProBook 445 G8 (LP: #1940610)
    - ALSA: hda/realtek: Limit mic boost on HP ProBook 445 G8

  * GPIO error logs in start and dmesg after update of kernel (LP: #1937897)
    - ODM: mfd: Check AAEON BFPI version before adding device

  * External displays not working on Thinkpad T490 with ThinkPad Thunderbolt 3
    Dock (LP: #1938999)
    - drm/i915/ilk-glk: Fix link training on links with LTTPRs

  * Fix kernel panic caused by legacy devices on AMD platforms (LP: #1936682)
    - SAUCE: iommu/amd: Keep swiotlb enabled to ensure devices with 32bit DMA
      still work

  * Hirsute update: upstream stable patchset 2021-08-30 (LP: #1942123)
    - drm/i915: Revert "drm/i915/gem: Asynchronous cmdparser"
    - Revert "drm/i915: Propagate errors on awaiting already signaled fences"
    - regulator: rtmv20: Fix wrong mask for strobe-polarity-high
    - regulator: rt5033: Fix n_voltages settings for BUCK and LDO
    - spi: stm32h7: fix full duplex irq handler handling
    - ASoC: tlv320aic31xx: fix reversed bclk/wclk master bits
    - r8152: Fix potential PM refcount imbalance
    - qed: fix possible unpaired spin_{un}lock_bh in _qed_mcp_cmd_and_union()
    - ASoC: rt5682: Fix the issue of garbled recording after powerd_dbus_suspend
    - net: Fix zero-copy head len calculation.
    - ASoC: ti: j721e-evm: Fix unbalanced domain activity tracking during startup
    - ASoC: ti: j721e-evm: Check for not initialized parent_clk_id
    - efi/mokvar: Reserve the table only if it is in boot services data
    - nvme: fix nvme_setup_command ...

[Brian Murray (brian-murray)]

Ubuntu 21.10 (Impish Indri) has reached end of life, so this bug will not be fixed for that specific release.