Re: [PATCH wireless-next 2/8] wifi: rt2800: calibrate the crystal of RT3593 with the beacons

[Jie Feng]

On Sat, 31 Oct 2026 at 18:52, Stanislaw Gruszka <stf_xl@xxxxx> wrote:
>
> On Thu, Oct 29, 2026 at 09:47:43PM +0800, Ho Jie Feng wrote:
> > On a Netgear WNDA4100 (RT3593), as the adapter warms up, the
> > frequency offset drifts enough to affect the link quality.
> > In certain cases it can cause the link speed to drop
> > to 1Mbit/s or below.
> >
> > Add a frequency calibration step function to RT3593 to use
> > the frequency offset obtained from the beacon frames of the AP
> > for tuning.
>
> Presumably this is based on vendor driver? Could you point
> the sources i.e. a link for some Github repo where the
> correspond code is?

The code is taken from here:
https://github.com/boundarydevices/rt5572/blob/54265ac82ece4a1c6008a3d44d4abe96bf445479/common/frq_cal.c#L176