Re: [PATCH 4/4] pointercal-xinput: add a dummy calibration file for qemu

[Richard Purdie <richard.purdie@linuxfoundation.org>]

On Thu, 2016-06-16 at 11:05 +0300, Maxin B. John wrote:
> Hi RP,
> 
> On Wed, Jun 15, 2016 at 05:58:18PM +0100, Richard Purdie wrote:
> > On Wed, 2016-06-15 at 16:13 +0300, Maxin B. John wrote:
> > > In qemu, the emulated PS/2 mouse reports itself as an "absolute
> > > coordinate"
> > > device and that makes xinput_calibrator think it could be
> > > calibrated.
> > > 
> > > Add a dummy calibration file as a work around to prevent
> > > xinput_calibrator from
> > > popping up on every boot in qemu.
> > > 
> > > [YOCTO #8380]
> > > 
> > > Signed-off-by: Maxin B. John <maxin.john@intel.com>
> > > Signed-off-by: Jussi Kukkonen <jussi.kukkonen@intel.com>
> > 
> > This doesn't sound right. In qemu, we add a usb touchpad which
> > allows
> > absolute coordinate entry, which means qemu doesn't have to grab
> > the
> > mouse.
> > 
> > Are there two devices? A mouse shouldn't be seen as an absolute
> > coordinate device.
> 
> Yes, both qemu monitor and xinput_calibrator in target shows two
> devices:
> 
> (qemu) info mice
>   Mouse #2: QEMU PS/2 Mouse
>   * Mouse #3: QEMU HID Tablet (absolute)
> 
> #  xinput_calibrator --list
>  Device "QEMU QEMU USB Tablet" id=8
>  Device "ImExPS/2 Generic Explorer Mouse" id=9

So with these patches, are we still calibrating the tablet input?

pointercal ships default calibrations for that under the current setup
but those likely aren't compatible with xinput and we'd need the same
thing but for xinput here?

Cheers,

Richard