[Spice-devel] [RFC PATCH spice v3 1/3] QXL interface: add a function to identify monitors in the guest

[Lukáš Hrázký]

Hello,

On Thu, 2018-11-08 at 07:49 +0100, Gerd Hoffmann wrote:
>   Hi,
> 
> > + * The device_display_id_{start,count} denotes the sequence of device display
> > + * IDs that map to the zero-based sequence of monitor IDs provided by monitors
> > + * config on this interface. For example with device_display_id_start = 2 and
> > + * device_display_id_count = 3 you get the following mapping:
> > + * monitor_id  ->  device_display_id
> > + *          0  ->  2
> > + *          1  ->  3
> > + *          2  ->  4
> > + *
> > + * Note this example is unsupported in practice. The only supported cases are
> > + * either a single device display ID (count = 1) or multiple device display IDs
> > + * in a sequence starting from 0.
> 
> This is confusing.  The usage of this api in the qemu counterpart looks
> sane though.

Not sure what you find confusing in particular... The example? Using an
example and then saying it's not supported? (I wated to use a
nontrivial example that will show the concept...) Suggestions for
improvement?

Thanks,
Lukas

> cheers,
>   Gerd
>