From: Mark Brown <broonie@opensource.wolfsonmicro.com>
To: Adam Jiang <jiang.adam@gmail.com>
Cc: Alsa-devel@alsa-project.org
Subject: Re: How to implement capture_switch control?
Date: Wed, 22 Jun 2011 14:06:44 +0100 [thread overview]
Message-ID: <20110622130644.GG23666@sirena.org.uk> (raw)
In-Reply-To: <BANLkTinwT4TLrmaVOmLUfQE+zPAzH=zZ2A@mail.gmail.com>
On Wed, Jun 22, 2011 at 04:56:26PM +0900, Adam Jiang wrote:
> 2011/6/21 Mark Brown <broonie@opensource.wolfsonmicro.com>:
> > On Mon, Jun 20, 2011 at 04:15:38PM +0900, Adam Jiang wrote:
> > If the hardware does not physically support mute then this should be
> > emulated in software. ?In the case of the WM8903 the device does not
> > have a specific capture mute control, though extremely low gains are
> > supported for the Capture Volume control which function as a mute so
> > you could also set minimum Capture Volume.
> I got the idea about software emulation for mute. Would you please
> point me to an example about device/driver where hardware capture
> switch is supported?
grep "Capture Switch" sound/soc/codecs/*.c
next prev parent reply other threads:[~2011-06-22 13:06 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-20 7:15 How to implement capture_switch control? Adam Jiang
2011-06-21 1:51 ` Mark Brown
2011-06-22 7:56 ` Adam Jiang
2011-06-22 13:06 ` Mark Brown [this message]
2011-06-23 1:52 ` Adam Jiang
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