All of lore.kernel.org
 help / color / mirror / Atom feed
From: David Weinehall <david.weinehall@linux.intel.com>
To: Raymond Yau <superquad.vortex2@gmail.com>
Cc: alsa-devel@alsa-project.org,
	"Takashi Iwai (tiwai@suse.de)" <tiwai@suse.de>,
	"intel-gfx@lists.freedesktop.org"
	<intel-gfx@lists.freedesktop.org>,
	"Girdwood, Liam R" <liam.r.girdwood@intel.com>,
	"Lu, Han" <han.lu@intel.com>
Subject: Re: [alsa-devel] [PATCH 3/4] snd: add support for displayport multi-stream to hda codec.
Date: Thu, 25 Jun 2015 15:52:42 +0300	[thread overview]
Message-ID: <20150625125241.GR14570@boom> (raw)
In-Reply-To: <CAN8cciYWwDQaMdWXb-Tw9F728jxwqrQLWiGY2B+LszrDvFrw+Q@mail.gmail.com>

On Thu, Jun 25, 2015 at 04:22:38PM +0800, Raymond Yau wrote:
> > >
> > > Shall we move or cc this discussion on audio driver side to ALSA ML?
> >
> > Oops I thought I had cc'ed these patches to alsa-devel as well when I
> sent them.
> >
> > > I think we also need to decide how to manage PCM devices for DP MST.
> > > Now the HD-A driver create a PCM device for each pin, and the substream
> > > number is 1 for each PCM. Now with DP MST enabled, each pin can support
> > > multiple streams (e.g. 3 on Intel HSW/BDW/SKL).
> 
> What hardware feature are available ?
> 
> Only three monitors playing different audio streams or
> 
> With 1x3 video wall , can the center monitor playback stereo while the left
> monitor play left channel and right monitor play right channel ?

Ohhh, clever idea :)  If it isn't support already it'd make an awesome
feature at least.


Kind regards, David
_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
http://lists.freedesktop.org/mailman/listinfo/intel-gfx

  reply	other threads:[~2015-06-25 12:52 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-06-17  4:01 haswell displayport MST audio support Dave Airlie
2015-06-17  4:01 ` [PATCH 1/4] dp/mst: add SDP stream support Dave Airlie
2015-06-17  4:01 ` [PATCH 2/4] i915: add support for GPU side of MST audio Dave Airlie
2015-06-17  8:07   ` Chris Wilson
2015-06-17 11:54     ` Jani Nikula
2015-06-17 11:56       ` Jani Nikula
2015-06-19  6:27       ` Lin, Mengdong
2015-06-17 11:27   ` Daniel Vetter
2015-06-17  4:01 ` [PATCH 3/4] snd: add support for displayport multi-stream to hda codec Dave Airlie
2015-06-19  9:54   ` Lin, Mengdong
2015-06-19 10:33     ` Dave Airlie
2015-06-19 11:15       ` Takashi Iwai
2015-06-22 12:54         ` Daniel Vetter
2015-06-22 13:23           ` Takashi Iwai
2015-06-22 13:29             ` Liam Girdwood
2015-06-22 15:21               ` Kaskinen, Tanu
2015-06-22 15:44                 ` Takashi Iwai
2015-06-23  7:51                   ` [Intel-gfx] " Kaskinen, Tanu
2015-06-23  8:06                     ` Takashi Iwai
2015-06-24 12:41                       ` [Intel-gfx] " Kaskinen, Tanu
2015-06-24 13:06                         ` [alsa-devel] " Liam Girdwood
2015-06-24 20:47                           ` Kaskinen, Tanu
2015-06-25  9:44                             ` [alsa-devel] " Liam Girdwood
2015-06-26 10:14                               ` [alsa-devel] [Intel-gfx] " Kaskinen, Tanu
2015-06-26 10:50                     ` Kaskinen, Tanu
2015-06-26 18:45                       ` Liam Girdwood
2015-06-26 16:27                   ` [Intel-gfx] " Kaskinen, Tanu
2015-06-27  6:09         ` [alsa-devel] " Raymond Yau
2015-06-29  8:00           ` Jani Nikula
2015-07-03  3:45             ` Raymond Yau
2015-07-03  8:54               ` Jani Nikula
2015-06-25  8:22       ` Raymond Yau
2015-06-25 12:52         ` David Weinehall [this message]
2015-06-17  4:01 ` [PATCH 4/4] snd/hdmi: hack out haswell codec workaround Dave Airlie

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20150625125241.GR14570@boom \
    --to=david.weinehall@linux.intel.com \
    --cc=alsa-devel@alsa-project.org \
    --cc=han.lu@intel.com \
    --cc=intel-gfx@lists.freedesktop.org \
    --cc=liam.r.girdwood@intel.com \
    --cc=superquad.vortex2@gmail.com \
    --cc=tiwai@suse.de \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.