This bug is awaiting verification that the linux/5.13.0-21.21 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

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https://bugs.launchpad.net/bugs/1945553

Title:
  It hangs while booting up with AMD W6800 [1002:73A3]

Status in HWE Next:
  New
Status in linux package in Ubuntu:
  Fix Committed
Status in linux-oem-5.13 package in Ubuntu:
  Invalid
Status in linux source package in Focal:
  Invalid
Status in linux-oem-5.13 source package in Focal:
  Fix Released
Status in linux source package in Impish:
  Fix Committed
Status in linux-oem-5.13 source package in Impish:
  Invalid

Bug description:
  [Impact]
  It hangs when booting up with AMD W6800 [1002:73A3] graphics card.

  [Fix]
  Bisect the kernel and found below fix from v5.15-rc1 mainline kernel
  5810323ba692 drm/amd/pm: Fix a bug communicating with the SMU (v5)

  [Test]
  Verified the patch on a Dell workstation with AMD W6800 graphics card

  [Where problems could occur]
  The code flow doesn't change much, but with better return codes handling and 
print out more meaningful messages. So it should not impact the already working 
devices.

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