Re: ath12k: QCN9274 hw2.0 single-band cards on IPQ9574 — firmware RDDM after WMI_INIT_CMD (WLAN.WBE.1.6-01243)

[Jeff Johnson]

On 5/18/2026 4:18 PM, insalata.fresca at gmail.com wrote:
> Fix B -- DMA ring capability parser must tolerate unknown module IDs:
> 
>   Without: "Invalid module id 3" -> "failed to parse tlv -22" -> WMI ready timeout
>   Cause  : WBE.1.6 sends capability entries for module_id 3 (and possibly
>            others) the host enum does not know. ath12k_dp_get_ring_num()
>            returns -EINVAL for unknown IDs, breaking TLV parsing entirely.
>   Fix    : warn-and-skip on unknown module_id instead of returning -EINVAL.

There is already a public patch for this issue:
https://patch.msgid.link/20260505172415.566328-3-nazar@mokrynskyi.com

I've pinged the development team to look at the other issues.

What would be best is if you could create a Bugzilla ticket for tracking.
https://wireless.docs.kernel.org/en/latest/en/users/drivers/ath12k/bugreport.html

/jeff