APPLIED/cmt: [SRU] [linux-firmware] [F/G] [PATCH 0/1] Fix broken Realtek 8821C BT after S3

[Kai-Heng Feng]

> On Oct 29, 2020, at 05:05, Seth Forshee <seth.forshee at canonical.com> wrote:
> 
> On Fri, Oct 23, 2020 at 01:24:52PM +0800, Kai-Heng Feng wrote:
>> BugLink: https://bugs.launchpad.net/bugs/1901129
>> 
>> [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.chou@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.
> 
> This does not meet the criteria laid out by [1] for the regression
> potential section. Please review that description and update the
> regression potential on the bug accordingly.

Updated, thanks!

Kai-Heng

> 
> This patch is upstream, so I have applied it as a cherry pick instead of
> a sauce patch. Thanks!
> 
> [1] https://wiki.ubuntu.com/StableReleaseUpdates