From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Henningsson <david.henningsson@canonical.com>
Subject: Re: DP1.2 MST audio support discussion
Date: Thu, 22 Oct 2015 08:51:47 +0200
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To: "Yang, Libin" <libin.yang@intel.com>, Raymond Yau <superquad.vortex2@gmail.com>, Takashi Iwai <tiwai@suse.de>
Cc: "airlied@linux.ie" <airlied@linux.ie>, "tanuk@iki.fi" <tanuk@iki.fi>, ALSA Development Mailing List <alsa-devel@alsa-project.org>, "Girdwood,
 Liam R" <liam.r.girdwood@intel.com>, "Lin, Mengdong" <mengdong.lin@intel.com>
List-Id: alsa-devel@alsa-project.org



On 2015-10-22 03:31, Yang, Libin wrote:
> Hi Raymond,
>
>>
>> From: Raymond Yau [mailto:superquad.vortex2@gmail.com]
>> Sent: Friday, October 16, 2015 8:33 AM
>> To: Takashi Iwai
>> Cc: airlied@linux.ie; tanuk@iki.fi; David Henningsson; Yang, Libin; Lin,
>> Mengdong; Girdwood, Liam R; ALSA Development Mailing List
>> Subject: Re: [alsa-devel] DP1.2 MST audio support discussion
>>
>>
>>>>
>>>> Do it mean that only one DP MST port and no HDMI port on the
>> same graphic
>>>> card ?
>>>
>>> No.
>> If there is only one HDMI and one Display Port, this mean that there
>> are two pin complexes
>> How about the name of jack detection kctl of three Display Port
>> monitors  which are created on the same pin complex but different
>> dev_index ?
>
> For the jack name, what do you think if we change to
> "HDMI/DP, pin=n, dev=m" format? Will it impact on pulseaudio?

Yes, it will impact PulseAudio. It will require changes to files in

http://cgit.freedesktop.org/pulseaudio/pulseaudio/tree/src/modules/alsa/mixer/paths

-- 
David Henningsson, Canonical Ltd.
https://launchpad.net/~diwic