Debian Stretch, Сеть работает, но есть такие ошибки.
sudo dmesg | grep ath10k
[ 19.989036] ath10k_pci 0000:3a:00.0: enabling device (0000 -> 0002)
[ 19.990336] ath10k_pci 0000:3a:00.0: pci irq msi oper_irq_mode 2 irq_mode 0 reset_mode 0
[ 20.274640] ath10k_pci 0000:3a:00.0: firmware: failed to load ath10k/pre-cal-pci-0000:3a:00.0.bin (-2)
[ 20.274642] ath10k_pci 0000:3a:00.0: Direct firmware load for ath10k/pre-cal-pci-0000:3a:00.0.bin failed with error -2
[ 20.274651] ath10k_pci 0000:3a:00.0: firmware: failed to load ath10k/cal-pci-0000:3a:00.0.bin (-2)
[ 20.274652] ath10k_pci 0000:3a:00.0: Direct firmware load for ath10k/cal-pci-0000:3a:00.0.bin failed with error -2
[ 20.276179] ath10k_pci 0000:3a:00.0: firmware: direct-loading firmware ath10k/QCA9377/hw1.0/firmware-5.bin
[ 20.276183] ath10k_pci 0000:3a:00.0: qca9377 hw1.1 target 0x05020001 chip_id 0x003821ff sub 1028:1810
[ 20.276185] ath10k_pci 0000:3a:00.0: kconfig debug 0 debugfs 0 tracing 0 dfs 0 testmode 0
[ 20.276637] ath10k_pci 0000:3a:00.0: firmware ver WLAN.TF.1.0-00267-1 api 5 features ignore-otp crc32 79cea2c7
[ 20.338321] ath10k_pci 0000:3a:00.0: board id is not exist in otp, ignore it
[ 20.339366] ath10k_pci 0000:3a:00.0: firmware: direct-loading firmware ath10k/QCA9377/hw1.0/board-2.bin
[ 20.339376] ath10k_pci 0000:3a:00.0: failed to fetch board data for bus=pci,vendor=168c,device=0042,subsystem-vendor=1028,subsystem-device=1810 from ath10k/QCA9377/hw1.0/board-2.bin
[ 20.339584] ath10k_pci 0000:3a:00.0: firmware: direct-loading firmware ath10k/QCA9377/hw1.0/board.bin
[ 20.339596] ath10k_pci 0000:3a:00.0: board_file api 1 bmi_id N/A crc32 544289f7
[ 22.113597] ath10k_pci 0000:3a:00.0: htt-ver 3.1 wmi-op 4 htt-op 3 cal otp max-sta 32 raw 0 hwcrypto 1
[ 22.121537] ath10k_pci 0000:3a:00.0 wlp58s0: renamed from wlan0
Файлов pre-cal-pci-0000:3a:00.0.bin и cal-pci-0000:3a:00.0.bin в /lib/firmware/ath10k не существует. Может нужно добавть символьную ссылку?