[PATCH 0/5][SRU][L][M] UNII-4 5.9G Band support request on

AceLan Kao acelan.kao at canonical.com
Thu Jun 29 07:29:38 UTC 2023


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

BugLink: https://bugs.launchpad.net/bugs/2023952

[Impact]
The platform can't connect to AP with Wi-Fi 5.9G capability and wifi function doesn't work properly.

[Fix]
Realtek has verified the 5.9G function with 8852BE WLAN on WarlockMLK2 Intel platform and submitted upstream.
https://lore.kernel.org/linux-wireless/20230508081211.38760-1-pkshih@realtek.com/

Included in v6.5-rc
e3b77c06c886 wifi: rtw89: support U-NII-4 channels on 5GHz band
a002f98123dd wifi: rtw89: regd: judge UNII-4 according to BIOS and chip
e897b0bef38a wifi: rtw89: introduce realtek ACPI DSM method

[Test]
Verified by ODM and can connect to 5.9G AP

[Where problems could occur]
The code for 5.9G band is control by the flag support_unii4, I don't see
any cases that change the old behavior.

The first commit for Lunar will be included through stable update soon.

Ping-Ke Shih (2):
  wifi: rtw89: fix potential race condition between napi_init and
    napi_enable
  wifi: rtw89: 8851b: add 8851B basic chip_info

Zong-Zhe Yang (3):
  wifi: rtw89: introduce realtek ACPI DSM method
  wifi: rtw89: regd: judge UNII-4 according to BIOS and chip
  wifi: rtw89: support U-NII-4 channels on 5GHz band

 drivers/net/wireless/realtek/rtw89/Makefile   |   3 +-
 drivers/net/wireless/realtek/rtw89/acpi.c     |  52 +++++++++
 drivers/net/wireless/realtek/rtw89/acpi.h     |  21 ++++
 drivers/net/wireless/realtek/rtw89/core.c     |  20 +++-
 drivers/net/wireless/realtek/rtw89/core.h     |   2 +
 drivers/net/wireless/realtek/rtw89/pci.c      |  19 ++--
 drivers/net/wireless/realtek/rtw89/regd.c     |  61 +++++++++++
 drivers/net/wireless/realtek/rtw89/rtw8851b.c | 102 ++++++++++++++++++
 drivers/net/wireless/realtek/rtw89/rtw8851b.h |  15 +++
 drivers/net/wireless/realtek/rtw89/rtw8852a.c |   1 +
 drivers/net/wireless/realtek/rtw89/rtw8852b.c |   1 +
 drivers/net/wireless/realtek/rtw89/rtw8852c.c |   1 +
 12 files changed, 284 insertions(+), 14 deletions(-)
 create mode 100644 drivers/net/wireless/realtek/rtw89/acpi.c
 create mode 100644 drivers/net/wireless/realtek/rtw89/acpi.h
 create mode 100644 drivers/net/wireless/realtek/rtw89/rtw8851b.c
 create mode 100644 drivers/net/wireless/realtek/rtw89/rtw8851b.h

-- 
2.34.1




More information about the kernel-team mailing list