hid-tools: how to reply to output report?

Silvan Jegen me at sillymon.ch
Sat Apr 9 19:33:02 UTC 2022


Filipe Laíns <lains at riseup.net> wrote:
> On Sat, 2022-04-09 at 16:19 +0200, Silvan Jegen wrote:
> > [ ...snip...  ]
> >
> > Does somebody know how can I send the expected reply to the output report
> > from my uhid device back to the hid-nintendo driver?
> 
> Hi Silvan,
> 
> You probably want set the output_report[0] callback to handle the report the
> driver sent, and will probably need to use call_input_event[1] to send data back
> to the driver there.

I have implemented a "output_report" callback but I wasn't sure how
to send back the reply that the driver expects. I will take a look at
"call_input_event" and see if I can figure it out.

Many thanks for the help!


Cheers,

Silvan

> 
> [0] https://gitlab.freedesktop.org/libevdev/hid-tools/-/blob/master/hidtools/uhid.py#L488
> [1] https://gitlab.freedesktop.org/libevdev/hid-tools/-/blob/master/hidtools/uhid.py#L307
> 
> Cheers,
> Filipe Laíns




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