QAT driver

Alan Somers asomers at
Mon Oct 26 20:31:30 UTC 2020

On Mon, Oct 26, 2020 at 2:01 PM Mark Johnston <markj at> wrote:

> Hi,
> I did a port of NetBSD's qat(4) to FreeBSD for pfSense, and made some
> enhancements.  This provides an opencrypto-compatible driver for Intel's
> QuickAssist devices, aimed mainly to be used with IPSec.  A review is
> posted here for anyone interested in reviewing:
> So far it's mostly been tested on an Atom C3000, where some ad-hoc
> testing with iperf3 shows ~20-30% improvements relative to aesni(4) and
> some reduction in CPU usage.  I've done some functional testing on a
> Xeon system with a 8950 adapter as well.  If anyone is interested in
> testing the driver, please send me email.  Some firmware images not
> included in the review above are required in order to test.  I plan to
> port it to stable/12 shortly.
> Thanks,
> -Mark

Awesome!  I have an Atom C2758 that I could test it on, and I would like to
test it.  I just need to create a head BE first.

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