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Re: [PATCH] hw: dev-wacom: Support wacom tablet emulation in linux qemu
From: |
Michael Nazzareno Trimarchi |
Subject: |
Re: [PATCH] hw: dev-wacom: Support wacom tablet emulation in linux qemu |
Date: |
Mon, 17 Aug 2020 18:42:02 +0200 |
Hi Gerd
Have another small question. Do you know how force show cursor working
in this case?
Michael
On Mon, Aug 17, 2020 at 9:28 AM Gerd Hoffmann <kraxel@redhat.com> wrote:
>
> Hi,
>
> > > > +static const uint8_t qemu_wacom_hid_report_descriptor[] = {
> > > > + 0x05, 0x01,
> > > > + 0x09, 0x02,
> > >
> > > Where does this come from? Created from scratch? Copied from real
> >
> > No, there are dump of several descriptor on github. I will put in the
> > commit message
>
> A comment with a link would be good too.
>
> > > wacom tablet? Any chance this can get descriptive comments like the
> > > other report descriptors (see dev-hid.c)?
> >
> > Yes, no problem. I will study a bit more. How was working before?
>
> I suspect in the past the linux driver simply checked the device id and
> went with that without fetching the report descriptor.
>
> Also note qemu has a generic tablet (-device usb-tablet), so there are
> probably very few users using the wacom emulation. Possibly it is
> broken for quite a while already but nobody noticed ...
>
> take care,
> Gerd
>
--
Michael Nazzareno Trimarchi
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- [PATCH] hw: dev-wacom: Support wacom tablet emulation in linux qemu, Michael Trimarchi, 2020/08/12
- Re: [PATCH] hw: dev-wacom: Support wacom tablet emulation in linux qemu, Gerd Hoffmann, 2020/08/17
- Re: [PATCH] hw: dev-wacom: Support wacom tablet emulation in linux qemu, Michael Nazzareno Trimarchi, 2020/08/17
- Re: [PATCH] hw: dev-wacom: Support wacom tablet emulation in linux qemu, Gerd Hoffmann, 2020/08/17
- Re: [PATCH] hw: dev-wacom: Support wacom tablet emulation in linux qemu,
Michael Nazzareno Trimarchi <=
- Re: [PATCH] hw: dev-wacom: Support wacom tablet emulation in linux qemu, Gerd Hoffmann, 2020/08/18
- Re: [PATCH] hw: dev-wacom: Support wacom tablet emulation in linux qemu, Michael Nazzareno Trimarchi, 2020/08/18
- Re: [PATCH] hw: dev-wacom: Support wacom tablet emulation in linux qemu, Gerd Hoffmann, 2020/08/19
- Re: [PATCH] hw: dev-wacom: Support wacom tablet emulation in linux qemu, Michael Nazzareno Trimarchi, 2020/08/21