Re: Fwd: After kernel 6.3.7 or 6.3.8 b43 driver fails

[Larry Finger]

On 6/25/23 13:12, Arnd Bergmann wrote:
> On Sun, Jun 25, 2023, at 18:58, Sardonimous wrote:
> > I have been unable to get DMA to work in the past.  So I have been
> > configuring it with PIO=1 (/etc/modprobe,d/b43.conf):
> >
> >       options b43 pio=1 qos=0
>
> I think the qos=0 parameter is what causes the WARN_ON(), as that
> causes the use of only one queue, while the warning happens when
> tx function iterates over all the queues and warns that they don't
> exist.

I agree and suggest running with no options. If we need debug, we can turn it on 
later.

Larry