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From: Takashi Iwai <tiwai@suse.de>
To: Raymond Yau <superquad.vortex2@gmail.com>
Cc: alsa-devel@alsa-project.org
Subject: Re: HDA intel, wired headset w/mic, jack mic detect
Date: Tue, 06 Mar 2012 07:44:56 +0100	[thread overview]
Message-ID: <s5h62eiqlcn.wl%tiwai@suse.de> (raw)
In-Reply-To: <CAN8cciaEKB2Gf3n6NWFkoJmk=kuH6nNHJYLqQtoRiiPmfLcFcw@mail.gmail.com>

At Tue, 6 Mar 2012 09:28:12 +0800,
Raymond Yau wrote:
> 
> 2012/3/6, Kevin Hilman <khilman@ti.com>:
> > Raymond Yau <superquad.vortex2@gmail.com> writes:
> >
> >> 2012/3/3, Kevin Hilman <khilman@ti.com>:
> >>> Raymond Yau <superquad.vortex2@gmail.com> writes:
> >>>
> >>>> 2012/3/2, Kevin Hilman <khilman@ti.com>:
> >>>>
> >>>>
> >>>>>> Does your headset/mic has a TRRS (Tip, ring, ring, sleeve) connector
> >>>>>> instead of TRS (Tip, ring, sleeve) connector ?
> >>>>
> >>>>> Yes.  It's TRRS.
> >>>>
> >>>> Does it mean that the headset/mic is a mono mic ?
> >>>>
> >>>> Is the internal mic mono or stereo ?
> >>>
> >>> I believe it's mono.  Based on vumeter activity, and the fact that
> >>> changing only one slider in hda_analyzer is needed to quiet/mute the
> >>> mic.
> >>>
> >>
> >> Not sure any difference between cs4206 and cs4207
> >>
> >> It seem that you can select ADC1 and ADC2 channel mode in cs4207
> >
> >> ‘00’b - ADC2 left channel is mapped to HDA left
> >> channel and ADC2 right channel is mapped HDA
> >> right channel (normal mode).
> >> ‘01’b - ADC2 left channel is mapped to both HDA
> >> left and right channels. ADC2 right channel is
> >> discarded (mono mode).
> >> ‘10’b - ADC2 right channel is mapped to both
> >> HDA left and right channels. ADC2 left channel is
> >> discarded (alternate mono mode).
> >> ‘11’b - ADC2 left channel is mapped to HDA right
> >> channel and ADC2 right channel is mapped to
> >> HDA left channel (channel swap mode).
> >
> > Do any of the hda tools allow me to tweak this from userspace?
> >
> >
> 
> you should ask Takarshi as he added this patch, he may know whether
> cs4206 support the above feature
> 
> http://git.kernel.org/?p=linux/kernel/git/tiwai/sound.git;a=commitdiff;h=40c20fa05a29766565f56ede17d0ffa539e1c9a9;hp=ea35929b886975a240660b3ba6c61826761731ad

You can play with hda-emu to send vendor-specific COEF, as found in
the commit above.  But it's at your own risk; the patch I made is just
a translation from other information I've got from Cirrus at that
time.

At best, ask Cirrus guys such information.


Takashi
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  reply	other threads:[~2012-03-06  6:44 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-02-23 19:09 HDA intel, wired headset w/mic, jack mic detect Kevin Hilman
2012-02-24  6:25 ` David Henningsson
2012-02-28 17:55   ` Hilman, Kevin
2012-02-28 18:00     ` Mark Brown
2012-02-29 15:05     ` Raymond Yau
2012-02-29 15:26       ` Mark Brown
2012-02-29 19:08       ` Kevin Hilman
2012-02-29 23:43         ` Raymond Yau
2012-03-01  1:34           ` Kevin Hilman
2012-03-01  5:56             ` Raymond Yau
2012-03-01 18:22               ` Kevin Hilman
2012-03-02  1:22                 ` Raymond Yau
2012-03-02 19:32                   ` Kevin Hilman
2012-03-05  1:10                     ` Raymond Yau
2012-03-05 17:36                       ` Kevin Hilman
2012-03-06  1:28                         ` Raymond Yau
2012-03-06  6:44                           ` Takashi Iwai [this message]
2012-03-06 20:25                             ` Kevin Hilman
2012-03-06 20:32                               ` Takashi Iwai
2012-03-09 17:16                                 ` Kevin Hilman
2012-03-14  0:50                                   ` Raymond Yau
2012-03-15 18:03                                     ` Kevin Hilman
2012-03-15 23:57                                       ` Raymond Yau
2012-03-20 18:14                                     ` Kevin Hilman
2012-03-01 17:25         ` Mark Brown
2012-03-01 17:46           ` Kevin Hilman

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