Re: [PATCH v4 0/5] ALSA: hda - hdmi support dynamic pcm assignment

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On 12/16/2015 03:59 PM, Takashi Iwai wrote:
On Wed, 16 Dec 2015 08:54:50 +0100,
Libin Yang wrote:



On 12/16/2015 03:47 PM, Takashi Iwai wrote:
On Wed, 16 Dec 2015 06:42:40 +0100,
libin.yang@xxxxxxxxxxxxxxx wrote:

From: Libin Yang <libin.yang@xxxxxxxxxxxxxxx>

The patches are trying to support dynamically binding PCM to pin
in HDMI/DP audio.

The pin will not bind to any PCM if there is not monitor connected.
When there is a monitor connected to the port (pin), driver will
try to find a proper PCM to assign to the port and setup the pin
if necessary.

Libin Yang (5):
    ALSA: hda - hdmi begin to support dynamic PCM assignment
    ALSA: hda - hdmi playback without monitor in dynamic pcm bind mode
    ALSA: hda - hdmi operate spdif based on pcm
    ALSA: hda - hdmi dynamically bind PCM to pin when monitor hotplug
    ALSA: hda - hdmi setup pin when monitor hotplug in pcm dynamic
      assignment mode

I updated topic/hda-mst branch with these patches.  But the patch 4
needs more fixes, as suggested in another mail.

Thanks. Do I need to resend all the patches? Or just patch 4 and patch 5?

Only 4 (and 5 if needed) should suffice.

Overall, I'd like to know whether MST audio really works in the
current state, or not.  Do you have *any* git branch where MST audio
is supposed to work at all?

Yes, I have all the patches in my local branch. We tested the patches
before. But since a lot of code in mainline is changed, I need rebase
the patches. Some patches are conflicted with the jack changes you
made. Some also fix some unsol event issues, which seems you have made
a lot of changes on it currently.

Well, it doesn't matter how old it is, but I need the branch to test
whether MST really works at all.  Could you publish your git tree and
your old branch that worked?  You can use github or whatever.


OK. I will submit the patches to github and let you know the branch later.

Best Regards,
Libin



thanks,

Takashi

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