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

Kai-Heng Feng kai.heng.feng at canonical.com
Fri Oct 23 05:24:52 UTC 2020


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.

Max Chou (1):
 UBUNTU: SAUCE: rtl_bt: Update RTL8821C BT FW to 0xAA6C_A99E

 rtl_bt/rtl8821c_fw.bin | Bin 37356 -> 51008 bytes
 1 file changed, 0 insertions(+), 0 deletions(-)

-- 
2.17.1




More information about the kernel-team mailing list