From: Takashi Iwai <tiwai@suse.de>
To: Vinod Koul <vinod.koul@intel.com>
Cc: patches.audio@intel.com, alsa-devel@alsa-project.org,
broonie@kernel.org,
"Subhransu S. Prusty" <subhransu.s.prusty@intel.com>,
lgirdwood@gmail.com
Subject: Re: [PATCH v3 14/15] ASoC: hdac_hdmi: Add jack reporting for user space
Date: Tue, 08 Dec 2015 11:51:40 +0100 [thread overview]
Message-ID: <s5hegexkybn.wl-tiwai@suse.de> (raw)
In-Reply-To: <20151208104256.GR1854@localhost>
On Tue, 08 Dec 2015 11:42:57 +0100,
Vinod Koul wrote:
>
> On Tue, Dec 08, 2015 at 11:28:16AM +0100, Takashi Iwai wrote:
> > > Yes that was my thinking based on discussion and patches posted by Libin.
> > > But one more question who does PCM assignment, looking at patches it seems
> > > driver and no way to change that..
> > >
> > > For example I have 10 devices connected and we have 5 PCMs.
> > > I would like to route to 7th device, how would that be done?
> >
> > Manage xrandr to enable the target monitor. Then one PCM stream will
> > be switched to the corresponding audio, and it'll be notified to
> > user-space.
>
> Thanks, that helps..
>
> Looking at RFC patches I do not see that implemented, so maybe Libin
> and you will add that eventually
>
> The question here is how will the switch be handled, can you please
> elaborate on that. From xrandr selection how will audio driver be
> notified and how will change be done?
The switch itself has to be done voluntarily by user-space,
unfortunately, as in the current form. We thought of the preemptive
disconnection. It works for aplay, but screws up PulseAudio, so
no-go.
Takashi
next prev parent reply other threads:[~2015-12-08 10:51 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-07 21:17 [PATCH v3 00/15] ASoC: hdac_hdmi: Add DP & notification support Subhransu S. Prusty
2015-12-07 20:12 ` Mark Brown
2015-12-08 11:24 ` Subhransu S. Prusty
2015-12-07 21:24 ` [PATCH v3 01/15] ASoC: hdac_hdmi: Fix to check num nodes correctly Subhransu S. Prusty
2015-12-07 21:24 ` [PATCH v3 02/15] ASoC: hdac_hdmi: Fix to warn instead of err for no connected nids Subhransu S. Prusty
2015-12-07 21:24 ` [PATCH v3 03/15] ASoC: hdac_hdmi: Use list to add pins and converters Subhransu S. Prusty
2016-01-08 13:44 ` Applied "ASoC: hdac_hdmi: Use list to add pins and converters" to the asoc tree Mark Brown
2015-12-07 21:24 ` [PATCH v3 04/15] ASoC: hdac_hdmi: Add hotplug notification and read eld Subhransu S. Prusty
2015-12-07 21:24 ` [PATCH v3 05/15] ASoC: hdac_hdmi: Apply constraints based on ELD Subhransu S. Prusty
2015-12-07 21:24 ` [PATCH v3 06/15] ASoC: hdac_hdmi: Enable DP1.2 and all converters/pins Subhransu S. Prusty
2015-12-07 21:24 ` [PATCH v3 07/15] ASoC: hdac_hdmi: create dais based on number of streams Subhransu S. Prusty
2015-12-07 16:11 ` Takashi Iwai
2015-12-07 21:24 ` [PATCH v3 08/15] ASoC: hdac_hdmi: Create widget/route based on nodes enumerated Subhransu S. Prusty
2015-12-07 16:14 ` Takashi Iwai
2015-12-08 11:28 ` Subhransu S. Prusty
2015-12-07 21:24 ` [PATCH v3 09/15] ASoC: hdac_hdmi: Assign pin for stream based on dapm connection Subhransu S. Prusty
2015-12-07 21:24 ` [PATCH v3 10/15] drm/edid: Add API to help find connection type Subhransu S. Prusty
2015-12-08 14:01 ` Jani Nikula
2015-12-07 21:24 ` [PATCH v3 11/15] ASoC: hdac_hdmi: Add infoframe support for dp audio Subhransu S. Prusty
2015-12-07 21:24 ` [PATCH v3 12/15] ASoC: hdac_hdmi: Add codec suspend/resume handler Subhransu S. Prusty
2015-12-07 21:24 ` [PATCH v3 13/15] ASoC: hdac_hdmi: Fix to keep display active while enumerating codec Subhransu S. Prusty
2015-12-07 21:24 ` [PATCH v3 14/15] ASoC: hdac_hdmi: Add jack reporting for user space Subhransu S. Prusty
2015-12-07 16:18 ` Takashi Iwai
2015-12-08 6:31 ` Vinod Koul
2015-12-08 6:38 ` Takashi Iwai
2015-12-08 7:42 ` Vinod Koul
2015-12-08 7:52 ` Takashi Iwai
2015-12-08 8:38 ` Vinod Koul
2015-12-08 8:42 ` Takashi Iwai
2015-12-08 10:20 ` Vinod Koul
2015-12-08 10:28 ` Takashi Iwai
2015-12-08 10:42 ` Vinod Koul
2015-12-08 10:51 ` Takashi Iwai [this message]
2015-12-08 10:59 ` Takashi Iwai
2015-12-09 5:44 ` Vinod Koul
2015-12-09 8:03 ` Subhransu S. Prusty
2015-12-09 8:13 ` Takashi Iwai
2015-12-09 11:14 ` Subhransu S. Prusty
2015-12-09 11:37 ` Takashi Iwai
2015-12-07 21:24 ` [PATCH v3 15/15] ASoC: hdac_hdmi: Fix to enable device configuration in hw_params Subhransu S. Prusty
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