About ath11k
============

ath11k is a Linux driver for Qualcomm `IEEE 802.11ax
<https://en.wikipedia.org/wiki/IEEE_802.11ax>`__ devices, supporting
both AHB bus in SoC type devices and PCI. ath11k uses mac80211. It was
first included in Linux v5.6 released March 2020.

.. toctree::

   Installation <ath11k/installation>
   Reporting bugs <ath11k/bugreport>
   Mailinglist <ath11k/mailinglist>
   Submitting patches <ath11k/submittingpatches>

Supported Devices
-----------------

- IPQ8074 hw2.0 (v5.6)
- IPQ6018 hw1.0 (v5.10)
- QCA6390 hw2.0 (v5.10)
- QCA6391 hw2.0 (v5.10) - found in `AIRETOS E63 Class by VOXMICRO <https://airetos.voxmicro.com/e63-class/>`__ MPNs: ACB-QCA6391
- QCN9074 hw1.0 (v5.14)
- WCN6855 hw2.0 (v5.17)
- WCN6855 hw2.1 (v5.17)
- QCA2062 hw2.1 (v5.17) - found in `AIRETOS E20 Class by VOXMICRO <https://airetos.voxmicro.com/e20-class/>`__ MPNs: ACB-QCA2062
- QCA2066 hw2.1 (v5.17) - found in `AIRETOS E20 Class by VOXMICRO <https://airetos.voxmicro.com/e20-class/>`__ MPNs: ACB-QCA2066
- QCA6698AQ hw2.1 (v5.17) - found in `AIRETOS E20 Class by VOXMICRO <https://airetos.voxmicro.com/e20-class/>`__ MPNs: ACB-QCA6698

Known bugs/limitations
----------------------

- QCA6390: firmware WLAN.HST.1.0.1-01740-QCAHSTSWPLZ_V2_TO_X86-1 and
  older have problems accessing host memory below 32 MB (`bug #210923
  <https://bugzilla.kernel.org/show_bug.cgi?id=210923>`__)
- QCA6390: v5.16 and older require 32 MSI interrupts, make sure VT-d is
  enabled or use patchset `ath11k: support one MSI vector
  <https://patchwork.kernel.org/project/linux-wireless/list/?series=570089&state=*&order=date>`__