Public bug reported: [Impact] Realtek 8821C Bluetooth controller may stop working after S3.
[Fix] Use the new firmware from Realtek. Link: https://lore.kernel.org/linux-firmware/20201013084718.3077-1-max.c...@realtek.com/ [Test] With the new firmware, the BT controller works and can pass 1000 cycles of S3. [Regression Potentianl] It's always hit-or-miss for firmware update. Since Realtek asked us to use this firmware, we can only trusth them. ** Affects: hwe-next Importance: Undecided Status: New ** Affects: linux-firmware (Ubuntu) Importance: Medium Status: Confirmed ** Affects: linux-firmware (Ubuntu Focal) Importance: Medium Status: Confirmed ** Affects: linux-firmware (Ubuntu Groovy) Importance: Medium Status: Confirmed ** Tags: oem-priority originate-from-1893308 stella ** Also affects: linux-firmware (Ubuntu Groovy) Importance: Undecided Status: New ** Also affects: linux-firmware (Ubuntu Focal) Importance: Undecided Status: New ** Changed in: linux-firmware (Ubuntu Focal) Status: New => Confirmed ** Changed in: linux-firmware (Ubuntu Groovy) Status: New => Confirmed ** Changed in: linux-firmware (Ubuntu Focal) Importance: Undecided => Medium ** Changed in: linux-firmware (Ubuntu Groovy) Importance: Undecided => Medium ** Tags added: oem-priority originate-from-1893308 stella -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-firmware in Ubuntu. https://bugs.launchpad.net/bugs/1901129 Title: Fix broken Realtek 8821C BT after S3 Status in HWE Next: New Status in linux-firmware package in Ubuntu: Confirmed Status in linux-firmware source package in Focal: Confirmed Status in linux-firmware source package in Groovy: Confirmed Bug description: [Impact] Realtek 8821C Bluetooth controller may stop working after S3. [Fix] Use the new firmware from Realtek. Link: https://lore.kernel.org/linux-firmware/20201013084718.3077-1-max.c...@realtek.com/ [Test] With the new firmware, the BT controller works and can pass 1000 cycles of S3. [Regression Potentianl] It's always hit-or-miss for firmware update. Since Realtek asked us to use this firmware, we can only trusth them. To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/1901129/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
