This bug is awaiting verification that the linux-ibm-gt-
tdx/6.8.0-1009.10+tdx1 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-ibm-gt-tdx' to
'verification-done-noble-linux-ibm-gt-tdx'. If the problem still exists,
change the tag 'verification-needed-noble-linux-ibm-gt-tdx' to
'verification-failed-noble-linux-ibm-gt-tdx'.


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-ibm-gt-tdx-v2 
verification-needed-noble-linux-ibm-gt-tdx

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You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux-oem-6.5 in Ubuntu.
https://bugs.launchpad.net/bugs/2065128

Title:
  rtw89_8852ce - Lost WIFI connection after suspend

Status in HWE Next:
  New
Status in linux package in Ubuntu:
  Fix Released
Status in linux-oem-6.5 package in Ubuntu:
  Invalid
Status in linux source package in Jammy:
  Invalid
Status in linux-oem-6.5 source package in Jammy:
  Fix Released
Status in linux source package in Noble:
  Fix Committed
Status in linux-oem-6.5 source package in Noble:
  Invalid
Status in linux source package in Oracular:
  Fix Released
Status in linux-oem-6.5 source package in Oracular:
  Invalid

Bug description:
  [Impact]
  Lost WIFI connection after suspend.
  While this happen, the WIFI module couldn't detect any AP, re-enable module 
and reboot OS without any help.
  There only way to get it back is cold boot.

  [Fix]
  Realtek provides a fix which has been included in rtw maintainer's tree
  
https://lore.kernel.org/linux-wireless/20240426061200.44262-1-pks...@realtek.com/T/#mbfcb37c2fdc85ba280743f2b07fbf1fa8719eb79

  The commits has been included in v6.10-rc1
  4e5957101d42 wifi: rtw89: 8852c: refine power sequence to imporve power 
consumption
  535c045da60f wifi: rtw89: reset AFEDIG register in power off sequence

  [Test case]
  1. Boot into OS
  2. open terminal to keep checking dmesg or check the wifi connection from GUI
  3. suspend/resume multiple times
  4. check the wifi connection

  [Where problems could occur]
  What the 2 commits should be safe and won't introduce any regression.
  1. Reset AFEDIG register before BB reset in power off sequence
  2. Adjust power and clock parameters

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