From: David Henningsson <david.henningsson@canonical.com>
To: Raymond Yau <superquad.vortex2@gmail.com>
Cc: tiwai@suse.de, alsa-devel@alsa-project.org
Subject: Re: [RFC PATCH 1/2] ALSA: hda - Fix "PCM" name being used on one DAC when there are two DACs
Date: Thu, 16 Oct 2014 17:10:22 +0200 [thread overview]
Message-ID: <543FDFDE.7040800@canonical.com> (raw)
In-Reply-To: <CAN8cciZAteQAaG9GAxwLWyF6u5xH_fGtRDOTq5j+4LNoj_d_jA@mail.gmail.com>
On 2014-10-16 17:02, Raymond Yau wrote:
>
>
> >
> > In the scenario where there is one "Line Out", one "Speaker" and one
> > "Headphone", and there are only two DACs, two outputs will share a DAC.
> > Currently any mixer on such a DAC will get the "PCM" name, which is
> > misleading. Instead use "Headphone+LO" or "Speaker+LO" to better
> > specify what the volume actually controls.
>
> Are there any examples ?
>
I used "hda-emu
codecs/canonical/alc3226-dell-precision-m2800-ccert-201404-14986 -i 1"
when developing the patches.
I don't have any hardware available myself that exposes this behavior,
but I can maybe fake one with hdajackretask, if that counts...
// David
next prev parent reply other threads:[~2014-10-16 15:10 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-16 13:33 [RFC PATCH 1/2] ALSA: hda - Fix "PCM" name being used on one DAC when there are two DACs David Henningsson
2014-10-16 13:33 ` [RFC PATCH 2/2] ALSA: hda - Use "Line Out" name instead of "PCM" when there are other outputs David Henningsson
2014-10-16 14:54 ` [RFC PATCH 1/2] ALSA: hda - Fix "PCM" name being used on one DAC when there are two DACs Takashi Iwai
2014-10-16 15:02 ` Raymond Yau
2014-10-16 15:10 ` David Henningsson [this message]
2014-10-18 12:33 ` Raymond Yau
2014-10-18 18:28 ` Takashi Iwai
2014-10-18 23:02 ` Raymond Yau
2014-10-19 9:02 ` Takashi Iwai
2014-10-20 1:10 ` Raymond Yau
2014-10-20 5:54 ` Takashi Iwai
2014-10-20 6:29 ` David Henningsson
2014-10-20 9:55 ` Raymond Yau
2014-10-20 9:58 ` Takashi Iwai
2014-10-20 11:31 ` Raymond Yau
2014-10-20 11:48 ` Takashi Iwai
2014-10-20 14:24 ` Raymond Yau
2014-10-20 14:33 ` Takashi Iwai
2014-10-20 23:37 ` Raymond Yau
2014-10-21 2:29 ` Robert Hancock
2014-10-21 7:55 ` Raymond Yau
2014-10-21 13:06 ` Raymond Yau
2014-10-22 7:43 ` Raymond Yau
2014-10-20 9:59 ` David Henningsson
2014-10-20 10:02 ` Takashi Iwai
2014-10-20 10:15 ` David Henningsson
2014-10-20 11:27 ` Takashi Iwai
2014-10-22 7:29 ` Takashi Iwai
2014-10-20 14:38 ` Raymond Yau
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