[Bug 2065128] Re: rtw89_8852ce - Lost WIFI connection after suspend

** Changed in: linux (Ubuntu Noble)
Status: In Progress => Fix Committed

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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 Committed
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-pkshih@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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