蓝牙耳机播放声音时 Wifi 速度变慢。Qualcomm Atheros QCA9377

Question

连接蓝牙耳机时，WiFi 速度变慢。

$ lspci -knn | grep Net -A2; lsusb
03:00.0 Network controller [0280]: Qualcomm Atheros QCA9377 802.11ac Wireless Network Adapter [168c:0042] (rev 31)
    Subsystem: Lite-On Communications Inc QCA9377 802.11ac Wireless Network Adapter [11ad:08a6]
    Kernel driver in use: ath10k_pci
    Kernel modules: ath10k_pci
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 003: ID 04f2:b571 Chicony Electronics Co., Ltd    
Bus 001 Device 002: ID 04ca:3015 Lite-On Technology Corp. 
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

我该如何调试/修复这个问题？

Answer 1

我也遇到过这个问题，但它在运行 Linux 4.16 或更高版本的任何系统中都已修复。请参阅：https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git/commit/?h=v4.16.13&id=0a03f98b98c201191e3ba15a0e33f46d8660e1fd （这是补丁）它已经集成在 Bionic Beaver 18.04 中