Re: [virtio-dev] [PATCH] snd: Add virtio sound device specification

[Gerd Hoffmann <kraxel@redhat.com>]

  Hi,

> Is the intent that any virtio device has to support all the same formats?

No.

> So it looks to me like all the formats should be part of the spec, and some
> device capabilities should indicate which ones the device accepts.

There is a per-stream bitmask in device config indicating which formats
are supported.

cheers,
  Gerd