linux-kernel - Re: [PATCH v3] ALSA: usb: initial USB Audio Device Class 3.0 support

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Date:   Wed, 21 Mar 2018 10:54:19 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Ruslan Bilovol <ruslan.bilovol@...il.com>
Cc:     Takashi Iwai <tiwai@...e.com>,
        Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>,
        Jorge <jorge.sanjuan@...ethink.co.uk>,
        alsa-devel@...a-project.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3] ALSA: usb: initial USB Audio Device Class 3.0 support

On Wed, Mar 21, 2018 at 02:03:59AM +0200, Ruslan Bilovol wrote:
> Recently released USB Audio Class 3.0 specification
> introduces many significant changes comparing to
> previous versions, like
>  - new Power Domains, support for LPM/L1
>  - new Cluster descriptor
>  - changed layout of all class-specific descriptors
>  - new High Capability descriptors
>  - New class-specific String descriptors
>  - new and removed units
>  - additional sources for interrupts
>  - removed Type II Audio Data Formats
>  - ... and many other things (check spec)
> 
> It also provides backward compatibility through
> multiple configurations, as well as requires
> mandatory support for BADD (Basic Audio Device
> Definition) on each ADC3.0 compliant device
> 
> This patch adds initial support of UAC3 specification
> that is enough for Generic I/O Profile (BAOF, BAIF)
> device support from BADD document.
> 
> Signed-off-by: Ruslan Bilovol <ruslan.bilovol@...il.com>

Nice work!

Reviewed-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>