From: David Henningsson <david.henningsson@canonical.com>
To: maruthi srinivas <maruthi.srinivas.b@gmail.com>,
alsa-devel@alsa-project.org
Subject: Re: pulseaudio external mic jack detection - ASoC based card
Date: Wed, 22 Jul 2015 14:28:54 +0200 [thread overview]
Message-ID: <55AF8C86.4070106@canonical.com> (raw)
In-Reply-To: <CANv6ZMYHA7V9Dt0xfxS6jdy5WTbho28p=7p9ZLZNw_tsSQbmfQ@mail.gmail.com>
On 2015-07-08 13:03, maruthi srinivas wrote:
> Hi,
>
> I have a issue with mic jack status in Ubuntu "sound settings" UI. When
> external mic is removed, UI still shows Mic.
> When compared to HD Azalia driver, UI shouldn't show any external Mic jack
> information, if it is removed.
>
> Codec driver I use reports jack status properly and uses
> snd_soc_jack_report().
> /proc/interrupts, /dev/input/eventX reflects jack activity. But the same
> is not reflected in UI.
>
> I want to know how pulseaudio detect jack status for drivers which follow
> ALSA SoC architecture.
> Does it read from any event from /dev/input/eventX ?
>
> Please help in understanding.
Has this not been unified in (very) recent kernels, so that ASoC also
creates kcontrols, or at least has the possibility to do so?
Also, out of curiousity, what machine is this?
--
David Henningsson, Canonical Ltd.
https://launchpad.net/~diwic
next prev parent reply other threads:[~2015-07-22 12:28 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-08 11:03 pulseaudio external mic jack detection - ASoC based card maruthi srinivas
2015-07-22 10:35 ` Tanu Kaskinen
2015-07-22 12:28 ` David Henningsson [this message]
2015-07-22 12:38 ` Takashi Iwai
2015-07-22 15:13 ` maruthi srinivas
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