[PATCH 5/5] wifi: ath12k: support default regdb while searching board-2.bin for WCN7850

[Jeff Johnson]

On 12/15/2023 10:01 PM, Baochen Qiang wrote:
> Sometimes board-2.bin does not have the regdb data which matches the
> parameters such as vendor, device, subsystem-vendor, subsystem-device
> etc. Add default regdb data with only 'bus=%s' into board-2.bin for
> WCN7850, then ath12k uses 'bus=pci' to search regdb data in board-2.bin
> for WCN7850.
> 
> [   46.114895] ath12k_pci 0000:03:00.0: boot using board name 'bus=pci,vendor=17cb,device=1107,subsystem-vendor=17cb,subsystem-device=3378,qmi-chip-id=2,qmi-board-id=260'
> [   46.118167] ath12k_pci 0000:03:00.0: boot firmware request ath12k/WCN7850/hw2.0/board-2.bin size 380280
> [   46.118173] ath12k_pci 0000:03:00.0: board name
> [   46.118176] ath12k_pci 0000:03:00.0: 00000000: 62 75 73 3d 70 63 69                             bus=pci
> [   46.118179] ath12k_pci 0000:03:00.0: failed to fetch regdb data for bus=pci,vendor=17cb,device=1107,subsystem-vendor=17cb,subsystem-device=3378,qmi-chip-id=2,qmi-board-id=260 from ath12k/WCN7850/hw2.0/board-2.bin
> [   46.118239] ath12k_pci 0000:03:00.0: boot using board name 'bus=pci'
> [   46.119842] ath12k_pci 0000:03:00.0: boot firmware request ath12k/WCN7850/hw2.0/board-2.bin size 380280
> [   46.119847] ath12k_pci 0000:03:00.0: board name
> [   46.119849] ath12k_pci 0000:03:00.0: 00000000: 62 75 73 3d 70 63 69                             bus=pci
> [   46.119852] ath12k_pci 0000:03:00.0: boot found match regdb data for name 'bus=pci'
> [   46.119855] ath12k_pci 0000:03:00.0: boot found regdb data for 'bus=pci'
> [   46.119857] ath12k_pci 0000:03:00.0: fetched regdb
> 
> Tested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.0-03427-QCAHMTSWPL_V1.0_V2.0_SILICONZ-1.15378.4
> 
> Signed-off-by: Baochen Qiang <quic_bqiang at quicinc.com>

Acked-by: Jeff Johnson <quic_jjohnson at quicinc.com>