Hi,
> > > +static ssize_t serial_show(struct device *dev,
> > > + struct device_attribute *attr, char *buf)
> > > +{
> > > + struct input_dev *idev = to_input_dev(dev);
> > > + struct virtio_input *vi = input_get_drvdata(idev);
> > > + return sprintf(buf, "%s\n", vi->serial);
> > > +}
> > > +static DEVICE_ATTR_RO(serial);
>
> What is serial? Serial number?
Yes. You can (optionally) configure a serial number on the host side,
and if that is the case it'll show up here.
> > Can you set vi->idev->uniq to the virtio-bus path?
>
> No, uniq can't be phys as phys is unique within the system while uniq is
> like serial number or UUID and should never repeat.
Ok, so I guess I should just fill uniq with serial (if present).
cheers,
Gerd
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