On Wed, Jul 05, 2023 at 04:34:02PM +0000, Parav Pandit wrote:
>
>
> > From: Cornelia Huck <[email protected]>
> > Sent: Wednesday, July 5, 2023 6:24 AM
> > > +
> > > +In some systems, there is a need to support utilizing the legacy
> > > +driver with the device that do not directly support the legacy
> > > +interface. In such scenarios,
> >
> > Maybe better:
> >
> > "In some systems, there is a need to support utilizing legacy drivers with
> > devices
> > that do not directly support the legacy interface."
> >
> > ?
> >
> Can you please explain how plural is better if it is?
> I see this a lot intermixed in the spec.
> Why cannot we describe things using single object "the driver" and "the
> device"?
> I prefer to describe things without plurality as done in many parts of the
> spec.
> Please let me know.
It's ok too, but it must be consistent: "do" goes with plural. For
singular - "does". Also this is the 1st time we mention this driver and
this device, so should be "a":
In some systems, there is a need to support utilizing a legacy driver
with
a device that does not directly support the legacy interface.
> > > +a group owner device can provide the legacy interface functionality
> > > +for the group member devices. The driver of an owner device can then
> > > +access the legacy interface of a member device on behalf of the legacy
> > member device driver.
> >
> > (...)
> >
> > > +\paragraph{Legacy Driver Notification Query}\label{par:Basic
> > > +Facilities of a Virtio Device / Device groups / Group administration
> > > +commands / Legacy Interface / Legacy Driver Notifications Query}
> > > +
> > > +Even though the driver notifications can be communicated through the
> > > +administration command, if the group owner device or group member
> > > +device supports such notifications using a memory-mapped operation or
> > > +I/O operation, they are sent to the device by accessing such a
> > > +notification region using a memory or an I/O operation.
> >
> > I find this sentence confusing, probably because it is too complex... what
> > about
> >
> > "If the group owner device or the group member device support driver
> > notifications via a memory-mapped operation or I/O operation, these
> > notifications are sent to the device via accessing such a notification
> > region using
> > a memory or I/O operation {in addition to|instead of} communicating the
> > notifications through the admistration command."
> >
> With instead of, it reads simpler. Will change it.
>
> > (I'm not sure whether it is either or both.)
> >
> > > +
> > > +A group owner device optionally support querying driver notifications
> > > +region
> >
> > "can optionally support" ?
> >
> Ack.
>
> > > +using VIRTIO_ADMIN_CMD_LEGACY_NOTIFY_QUERY command.
> > > +
> > > +The driver sets command \field{opcode} to
> > VIRTIO_ADMIN_CMD_LEGACY_NOTIFY_QUERY.
> > > +This command does not use \field{command_specific_data}.
> > > +
> > > +When command completes successfully, \field{command_specific_result}
> >
> > "the command"
> >
> Ack
>
> > > +uses following structure:
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