[PATCH v3] console: usb: kbd: Limit poll frequency to improve performance

[Simon Glass]

Hi Filip,

On Mon, 19 Dec 2022 at 14:25, Filip Žaludek <filip.zaludek at oracle.com> wrote:
>
>
>
> Hi Simon,
>
>
> On 12/19/22 20:20, Simon Glass wrote:
> > Hi Filip,
> >
> > On Mon, 19 Dec 2022 at 02:29, Filip Žaludek <filip.zaludek at oracle.com> wrote:
> >>
> >>
> >>
> >> Hi Simon,
> >>
> >>    is your testing framework connected to HDMI? Only notable discrepancy
> >> from generic config is enabled 'efidebug' command.
> >>
> >>
> >> Tested more (cycled 'U-Boot>' and 'reset'), both RPi3B and RPi3B+..
> >> USB Keyboard failure rates:
> >> connected console            02/10
> >> connected hdmi               06/10
> >> connected console + hdmi     07/10
> >> ** USB Keyboard always detected by 'usb info', just does not respond.
> >>
> >> USB Keyboard failure rates, reverted 96991e652f541323a03c5b7e075d54a117091618:
> >> connected console + hdmi     00/10
> >
> > Yes this one does have HDMI. Are you wanting me to run multiple runs?
> > With or without the display?
>
>
>   Yes please! With HDMI as there is better chance you will hit issue I am experiencing,
> to confirm 96991e652f541323a03c5b7e075d54a117091618 is inferior for RPi3.
> You should see usb_kbd detected, but no input possible.

I am not seeing this problem, but the HDMI is not actually working. It
could be because of a setting in the silly config.txt file, e.g.
gpu_freq=250

The display comes to life and then says no signal.

But I tried it 10 times on us/next and the USB keyboard worked each time.

Regards,
Simon