我最近购买了一台二手三星 Galaxy Book，在体验了 Win 10 后，我使用 Ubuntu 20.04 进行了双重启动。
我一直在研究论坛，但仍然无法使 wifi 工作，甚至找不到任何信号。
作为最后的手段，我还安装了 Connman，希望它能找到连接，但没有成功。
虽然我不明白技术细节，但我怀疑问题与固件和向后移植有关！
ubuntu@ubuntu-Galaxy-Book-12:~$ rfkill list
0: hci0: Bluetooth
Soft blocked: no
Hard blocked: no
*-network
description: Network controller
product: QCA6174 802.11ac Wireless Network Adapter
vendor: Qualcomm Atheros
physical id: 0
bus info: pci@0000:01:00.0
version: 32
width: 64 bits
clock: 33MHz
capabilities: bus_master cap_list
configuration: driver=ath10k_pci latency=0
resources: irq:131 memory:df400000-df5fffff
*-network
description: Ethernet interface
physical id: 1
bus info: usb@2:4.2.2
logical name: enx00909e9dd80e
serial: 00:90:9e:9d:d8:0e
size: 1Gbit/s
capacity: 1Gbit/s
capabilities: ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd 1000bt 1000bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=ax88179_178a duplex=full ip=192.168.1.64 link=yes multicast=yes port=MII speed=1Gbit/s
ubuntu@ubuntu-Galaxy-Book-12:~$ sudo ifconfig wlan0 up
[sudo] password for ubuntu:
wlan0: ERROR while getting interface flags: No such device
ubuntu@ubuntu-Galaxy-Book-12:~$ ip link set wlan0 up
Cannot find device "wlan0"
ubuntu@ubuntu-Galaxy-Book-12:~$ iwconfig
enx00909e9dd80e no wireless extensions.
lo no wireless extensions.
ubuntu@ubuntu-Galaxy-Book-12:~$ dmesg | grep ath10k_pci.
[ 3.953267] ath10k_pci 0000:01:00.0: enabling device (0000 -> 0002)
[ 3.958939] ath10k_pci 0000:01:00.0: pci irq msi oper_irq_mode 2 irq_mode 0 reset_mode 0
[ 4.240389] ath10k_pci 0000:01:00.0: qca6174 hw3.2 target 0x05030000 chip_id 0x00340aff sub 144d:c14f
[ 4.240392] ath10k_pci 0000:01:00.0: kconfig debug 0 debugfs 1 tracing 1 dfs 0 testmode 0
[ 4.240859] ath10k_pci 0000:01:00.0: firmware ver WLAN.RM.4.4.1-00140-QCARMSWPZ-1 api 6 features wowlan,ignore-otp,mfp crc32 29eb8ca1
[ 4.313310] ath10k_pci 0000:01:00.0: board_file api 2 bmi_id N/A crc32 4ac0889b
[ 4.413664] ath10k_pci 0000:01:00.0: unsupported HTC service id: 1536
[ 4.538700] ath10k_pci 0000:01:00.0: htt-ver 3.60 wmi-op 4 htt-op 3 cal otp max-sta 32 raw 0 hwcrypto 1
[ 4.636512] ath10k_pci 0000:01:00.0: failed to initialise regulatory: -22
[ 4.636515] ath10k_pci 0000:01:00.0: could not register to mac80211 (-22)