linux-kernel - Re: [alsa-devel] [PATCH v3 0/6] ALSA: xen-front: Add Xen para-virtualized frontend driver

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Date:   Mon, 14 May 2018 19:08:56 +0300
From:   Oleksandr Andrushchenko <andr2000@...il.com>
To:     Takashi Iwai <tiwai@...e.de>
Cc:     "Oleksandr_Andrushchenko@...m.com" <Oleksandr_Andrushchenko@...m.com>,
        xen-devel@...ts.xenproject.org, linux-kernel@...r.kernel.org,
        alsa-devel@...a-project.org, jgross@...e.com,
        boris.ostrovsky@...cle.com, konrad.wilk@...cle.com, perex@...ex.cz
Subject: Re: [alsa-devel] [PATCH v3 0/6] ALSA: xen-front: Add Xen
 para-virtualized frontend driver

On 05/14/2018 06:52 PM, Takashi Iwai wrote:
> On Mon, 14 May 2018 08:27:36 +0200,
> Oleksandr Andrushchenko wrote:
>> From: Oleksandr Andrushchenko <oleksandr_andrushchenko@...m.com>
>>
>> Please note: this patch series depends on [3].
>>
>> This patch series adds support for Xen [1] para-virtualized
>> sound frontend driver. It implements the protocol from
>> include/xen/interface/io/sndif.h with the following limitations:
>> - mute/unmute is not supported
>> - get/set volume is not supported
>> Volume control is not supported for the reason that most of the
>> use-cases (at the moment) are based on scenarious where
>> unprivileged OS (e.g. Android, AGL etc) use software mixers.
>>
>> Both capture and playback are supported.
>>
>> Corresponding backend, implemented as a user-space application, can be
>> found at [2].
> Through a quick glance, all look OK for merge (assuming that they
> really work on your systems :)
Well, we have tested this at EPAM on Android/Linux, so this is it for now
>
> Of course, it'd be great if anyone else can review, test and give
> reviewed-by or tested-by tags.
I hope Juergen and Boris can review, at least Juergen had some comments
that I have addressed in v3
>    So I'll keep this floating for a
> couple of days and merge to for-next branch after that.
Oh, this is great news! Thank you
>
> thanks,
>
> Takashi