Public bug reported:
[Reproduce Steps]
1.Insert WCN6856 card to SUT.
2.Press power button to power on SUT.
3.Clean install Ubuntu 20.04.
4.Check BT function after installation is complete.
5.Coldboot system and check the BT function.
6.Repeat step5, Issue occur.
7.Only found with CB, can't reproduce on WB.
[Results]
Expected Result
BT function work normally.
Actual Result
BT has no function. Can't turn ON BT function. Need CB to recover BT function.
"WB" and "swicth tab" cannot restore the BT function.
[Others]
Wifi function work normally.
** Affects: hwe-next
Importance: Undecided
Status: New
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Affects: linux-oem-5.14 (Ubuntu)
Importance: Undecided
Status: Invalid
** Affects: linux-oem-5.17 (Ubuntu)
Importance: Undecided
Status: New
** Affects: linux (Ubuntu Focal)
Importance: Undecided
Status: Invalid
** Affects: linux-oem-5.14 (Ubuntu Focal)
Importance: Undecided
Status: Triaged
** Affects: linux-oem-5.17 (Ubuntu Focal)
Importance: Undecided
Status: Invalid
** Affects: linux (Ubuntu Jammy)
Importance: Undecided
Status: New
** Affects: linux-oem-5.14 (Ubuntu Jammy)
Importance: Undecided
Status: Invalid
** Affects: linux-oem-5.17 (Ubuntu Jammy)
Importance: Undecided
Status: New
** Tags: oem-priority originate-from-1966378 somerville
** Tags added: oem-priority originate-from-1966378 somerville
** Also affects: linux-oem-5.17 (Ubuntu)
Importance: Undecided
Status: New
** Also affects: linux-oem-5.14 (Ubuntu)
Importance: Undecided
Status: New
** Also affects: linux (Ubuntu Jammy)
Importance: Undecided
Status: New
** Also affects: linux-oem-5.14 (Ubuntu Jammy)
Importance: Undecided
Status: New
** Also affects: linux-oem-5.17 (Ubuntu Jammy)
Importance: Undecided
Status: New
** Also affects: linux (Ubuntu Focal)
Importance: Undecided
Status: New
** Also affects: linux-oem-5.14 (Ubuntu Focal)
Importance: Undecided
Status: New
** Also affects: linux-oem-5.17 (Ubuntu Focal)
Importance: Undecided
Status: New
** Changed in: linux (Ubuntu Focal)
Status: New => Invalid
** Changed in: linux-oem-5.14 (Ubuntu Jammy)
Status: New => Invalid
** Changed in: linux-oem-5.17 (Ubuntu Focal)
Status: New => Invalid
** Changed in: linux-oem-5.14 (Ubuntu Focal)
Status: New => Triaged
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https://bugs.launchpad.net/bugs/1967067
Title:
WCN6856 BT keep in OFF state after coldboot system
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