linux-kernel - Re: [Xen-devel] [For Linux 3/4] xen/sndif: add sound-device ABI

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Message-ID: <06a60835-f1f3-1d68-60d2-fe6dbad174c4@suse.com>
Date:   Fri, 7 Apr 2017 13:31:08 +0200
From:   Juergen Gross <jgross@...e.com>
To:     Oleksandr Andrushchenko <andr2000@...il.com>,
        xen-devel@...ts.xenproject.org
Cc:     lars.kurth@...rix.com,
        Iurii Konovalenko <iurii.konovalenko@...ballogic.com>,
        sstabellini@...nel.org, vlad.babchuk@...il.com,
        linux-kernel@...r.kernel.org,
        Oleksandr Dmytryshyn <oleksandr.dmytryshyn@...ballogic.com>,
        Oleksandr Andrushchenko <oleksandr_andrushchenko@...m.com>,
        julien.grall@....com, andrii.anisov@...il.com, olekstysh@...il.com,
        al1img@...il.com, Oleksandr Grytsov <oleksandr_grytsov@...m.com>,
        joculator@...il.com, Boris Ostrovsky <boris.ostrovsky@...cle.com>
Subject: Re: [Xen-devel] [For Linux 3/4] xen/sndif: add sound-device ABI

On 07/04/17 10:30, Oleksandr Andrushchenko wrote:
> From: Oleksandr Andrushchenko <oleksandr_andrushchenko@...m.com>
> 
> Add ABI for the two halves of a para-virtualized
> sound driver to communicate with each other.
> 
> The ABI allows implementing audio playback and capture as
> well as volume control and possibility to mute/unmute
> audio sources.
> 
> Note: depending on the use-case backend can expose more sound
> cards and PCM devices/streams than the underlying HW physically
> has by employing SW mixers, configuring virtual sound streams,
> channels etc. Thus, allowing fine tunned configurations per
> frontend.
> 
> Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
> Signed-off-by: Oleksandr Andrushchenko <oleksandr_andrushchenko@...m.com>
> Signed-off-by: Oleksandr Grytsov <oleksandr_grytsov@...m.com>
> Signed-off-by: Oleksandr Dmytryshyn <oleksandr.dmytryshyn@...ballogic.com>
> Signed-off-by: Iurii Konovalenko <iurii.konovalenko@...ballogic.com>

Acked-by: Juergen Gross <jgross@...e.com>


Juergen