QCN9274 doesn't work on Linux kernel 6.19-rc7

[Jeff Johnson]

On 1/25/2026 7:10 PM, Doug Brewer wrote:
> Hi,
> 
> I tested the QCN9274 on an x86_64 system with Linux kernel 6.19-rc7.
> It appears that the QCN9274 is not working.
> Do you have any ideas what might be causing this? Thanks.
> 
> # dmesg |grep ath12k
> ath12k_pci 0000:03:00.0: BAR 0 [mem 0xdf000000-0xdf1fffff 64bit]: assigned
> ath12k_pci 0000:03:00.0: enabling device (0000 -> 0002)
> ath12k_pci 0000:03:00.0: MSI vectors: 16
> ath12k_pci 0000:03:00.0: Hardware name: qcn9274 hw2.0
> ath12k_pci 0000:03:00.0: qmi dma allocation failed (29360128 B type
> 1), will try later with small size
> ath12k_pci 0000:03:00.0: memory type 10 not supported
> ath12k_pci 0000:03:00.0: chip_id 0x0 chip_family 0xb board_id 0x121a
> soc_id 0x401a2200
> ath12k_pci 0000:03:00.0: fw_version 0x150c0673 fw_build_timestamp
> 2025-04-24 15:29 fw_build_id
> QC_IMAGE_VERSION_STRING=WLAN.WBE.1.5-01651-QCAHKSWPL_SILICONZ-1
> ath12k_pci 0000:03:00.0: failed to fetch board data for
> bus=pci,qmi-chip-id=0,qmi-board-id=4634 from
> ath12k/QCN9274/hw2.0/board-2.bin

There is no board file for qmi-board-id=4634 in
linux-firmware/ath12k/QCN9274/hw2.0/board-2.bin

See also the thread:
https://lore.kernel.org/all/CAKyS+Cbdy25Y2ii+=DLA1EWkvCySYEOmSkBrrcHhy5mXGJ5ksQ@mail.gmail.com/

The device manufacturer needs to supply a board file to enable this board.

/jeff