This bug is awaiting verification that the linux-oem-6.11/6.11.0-1009.9
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-noble-linux-oem-6.11' to 'verification-done-
noble-linux-oem-6.11'. If the problem still exists, change the tag
'verification-needed-noble-linux-oem-6.11' to 'verification-failed-
noble-linux-oem-6.11'.


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: kernel-spammed-noble-linux-oem-6.11-v2 
verification-needed-noble-linux-oem-6.11

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https://bugs.launchpad.net/bugs/2089273

Title:
  Add soundwire support for AMD platforms

Status in OEM Priority Project:
  New
Status in linux package in Ubuntu:
  Triaged
Status in linux-oem-6.11 package in Ubuntu:
  Invalid
Status in linux source package in Noble:
  Won't Fix
Status in linux-oem-6.11 source package in Noble:
  Fix Committed
Status in linux source package in Plucky:
  Triaged
Status in linux-oem-6.11 source package in Plucky:
  Invalid

Bug description:
  [ Impact ]

  This patch series introduce soundwire support for AMD platform, as
  well as code reorganization in preparation for that.

  [ Test ]

  1. Install the test kernel
  2. Install proper alsa-ucm-confs
  3. Confirm the audio function normally on the DUT with 1) AMD soundwire and 
2) existing Intel platforms using soundwire. Might include:

          * Checkbox audio test plan
          * Built-in speaker and built-in mic
          * Audio function when headphone is connected to the DUT.

  [ Where problems could occur ]

  Patches needed, other than 3 SAUCE patches that planned to upstream in
  6.13 cycle, are listed in [1] to [8] below.

  Soundwire used to appear mostly on Intel platforms and is almost
  always in combination with sof. To support AMD, it has to be
  refactored into a more generic framework (or at least that's what AMD
  people did).  This happens in patch series [1][2] and [3], extracting
  soundwire code from the sound/soc/intel directory to a more generic
  location, as well as rename/refactor things to better fit the ASoC
  context. This will impact all other soundwire platforms and if not
  done correctly, regression risk may be high.

  The all other patch sets other than [5] are AMD specific, so
  theoretically the impact is limited to AMD platforms with soundwire,
  which are rather uncommon.

  [1] 
https://lore.kernel.org/all/20240801091446.10457-1-vijendar.muku...@amd.com/
  [2] 
https://lore.kernel.org/lkml/20240913090631.1834543-1-vijendar.muku...@amd.com/
  [3] 
https://lore.kernel.org/all/20241101020802.1103181-1-vijendar.muku...@amd.com/
  [4] 
https://lore.kernel.org/all/20240924081846.1834612-1-vijendar.muku...@amd.com/
  [5] https://lore.kernel.org/all/20241105100557.1987917-1-shumi...@realtek.com/
  [6] 
https://lore.kernel.org/all/20241113115223.3274868-1-vijendar.muku...@amd.com/
  [7] 
https://lore.kernel.org/all/20241112185138.3235375-1-vijendar.muku...@amd.com/
  [8] 
https://lore.kernel.org/all/20241112161142.28974-1-mario.limoncie...@amd.com/
  [9] 
https://lore.kernel.org/linux-sound/173204812069.81544.393632760053179230.b4...@kernel.org/T/#me81566e214d388471ba39043bf594c8332421caf

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