Re: [PATCH ath-next] wifi: ath11k: raise max vdevs to 4 on hardware with P2P and dual-station support

Baochen Qiang <[email protected]> Mon, 1 Jun 2026 11:48:57 +0800
Newsgroups org.infradead.lists.ath11k,org.kernel.vger.linux-kernel,org.kernel.vger.linux-wireless
Message-ID <[email protected]>

On 5/25/2026 10:07 AM, Wei Zhang wrote:
> When P2P support is enabled, wpa_supplicant creates a p2p-device
> interface by default, which implicitly consumes one vdev. On systems
> managed by NetworkManager, this interface cannot be reliably disabled,
> leaving only two usable interfaces for user configurations.
> 
> Increase num_vdevs to four for QCA6390 hw2.0, WCN6855 hw2.0/hw2.1,
> QCA2066 hw2.1, and QCA6698AQ hw2.1 to account for the implicit
> p2p-device and enable common concurrency scenarios such as AP + AP + STA.
> 
> This change increases interface concurrency in the two-channel scenario
> by raising the maximum vdev limit, while keeping other combination rules
> unchanged.
> 
> Tested-on: QCA6390 hw2.0 PCI WLAN.HST.1.0.1-05266-QCAHSTSWPLZ_V2_TO_X86-1
> Tested-on: WCN6855 hw2.0 PCI WLAN.HSP.1.1-03125-QCAHSPSWPL_V1_V2_SILICONZ_LITE-3.6510.41
> Tested-on: WCN6855 hw2.1 PCI WLAN.HSP.1.1-04685-QCAHSPSWPL_V1_V2_SILICONZ_IOE-1
> Tested-on: QCA2066 hw2.1 PCI WLAN.HSP.1.1-03926.13-QCAHSPSWPL_V2_SILICONZ_CE-2.52297.9
> Tested-on: QCA6698AQ hw2.1 PCI WLAN.HSP.1.1-04685-QCAHSPSWPL_V1_V2_SILICONZ_IOE-1
> 
> Signed-off-by: Wei Zhang <[email protected]>

Reviewed-by: Baochen Qiang <[email protected]>