[PATCH 0/1][SRU][linux-firmware][F] Need a new firmware to support RTL8821ce Wifi

AceLan Kao acelan.kao at canonical.com
Wed Jan 13 09:03:44 UTC 2021


From: "Chia-Lin Kao (AceLan)" <acelan.kao at canonical.com>

BugLink: https://bugs.launchpad.net/bugs/1910664

[Impact]
It shows below messages and fails to enable the wifi
[ 3.965229] u kernel: rtw_8821ce 0000:04:00.0: enabling device (0000 -> 0003)
[ 3.965403] u kernel: rtw_8821ce 0000:04:00.0: Direct firmware load for rtw88/rtw8821c_fw.bin failed with error -2
[ 3.965405] u kernel: rtw_8821ce 0000:04:00.0: failed to request firmware
[ 3.967613] u kernel: rtw_8821ce 0000:04:00.0: failed to load firmware

[Fix]
There is a new firmware need to cherry pick
401bd6de rtw88: RTL8821C: add firmware file v24.5

[Test]
After add the firmware, it shows
[ 3.930187] rtw_8821ce 0000:04:00.0: enabling device (0000 -> 0003)
[ 3.931104] rtw_8821ce 0000:04:00.0: Firmware version 24.5.0, H2C version 12
[ 3.999271] rtw_8821ce 0000:04:00.0 wlp4s0: renamed from wlan0

[Where problems could occur]
No problems could occur since it enables a new device.

Yan-Hsuan Chuang (1):
  rtw88: RTL8821C: add firmware file v24.5

 WHENCE                |   1 +
 rtw88/README          |   3 +++
 rtw88/rtw8821c_fw.bin | Bin 0 -> 137896 bytes
 3 files changed, 4 insertions(+)
 create mode 100644 rtw88/rtw8821c_fw.bin

-- 
2.25.1




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