FWIW, I tried most things suggested here and elsewhere, like replacing all the QCA6174 firmware files with what is in https://github.com/kvalo/ath10k-firmware and upgrading to the yakkety version of linux-firmware (1.158 as of the moment). Even with all that, in order for wifi to work on my laptop, I still have to replace "/lib/firmware/ath10k/QCA6174/hw3.0/board.bin" with a version from Killer Networking's website, as per:
FWIW, I tried most things suggested here and elsewhere, like replacing all the QCA6174 firmware files with what is in https:/ /github. com/kvalo/ ath10k- firmware and upgrading to the yakkety version of linux-firmware (1.158 as of the moment). Even with all that, in order for wifi to work on my laptop, I still have to replace "/lib/firmware/ ath10k/ QCA6174/ hw3.0/board. bin" with a version from Killer Networking's website, as per:
http:// www.killernetwo rking.com/ product- support/ knowledge- base/17- linux
The required file is directly available at:
http:// www.killernetwo rking.com/ support/ K1535_Debian/ board.bin
The machine is a Dell Latitude E7270. Here's the lspci output:
01:00.0 Network controller [0280]: Qualcomm Atheros QCA6174 802.11ac Wireless Network Adapter [168c:003e] (rev 32)
Capabilities: <access denied>
Subsystem: Dell QCA6174 802.11ac Wireless Network Adapter [1028:0310]
Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx+
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx+
Latency: 0
Interrupt: pin A routed to IRQ 130
Region 0: Memory at e1000000 (64-bit, non-prefetchable) [size=2M]
Kernel driver in use: ath10k_pci
Kernel modules: ath10k_pci