linux-kernel - Re: [linux-sunxi] Re: [PATCH v8 2/2] ASoc: sun4i-codec: Add FM, Line and Mic inputs

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Message-ID: <20160315105802.GN2566@sirena.org.uk>
Date:	Tue, 15 Mar 2016 10:58:02 +0000
From:	Mark Brown <broonie@...nel.org>
To:	Maxime Ripard <maxime.ripard@...e-electrons.com>
Cc:	Danny Milosavljevic <dannym@...atchpost.org>,
	Chen-Yu Tsai <wens@...e.org>, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, alsa-devel@...a-project.org,
	Jaroslav Kysela <perex@...ex.cz>,
	Takashi Iwai <tiwai@...e.com>,
	Liam Girdwood <lgirdwood@...il.com>,
	linux-sunxi@...glegroups.com
Subject: Re: [linux-sunxi] Re: [PATCH v8 2/2] ASoc: sun4i-codec: Add FM, Line
 and Mic inputs

On Mon, Mar 14, 2016 at 11:49:39AM +0100, Maxime Ripard wrote:
> On Sat, Mar 12, 2016 at 08:52:22AM +0100, Danny Milosavljevic wrote:

> > > The other direction (making two controls which both do the same and update 
> > > each other's value) doesn't seem to be easily available. 

> > > Should I write a _put handler that does it manually?

> > > (Or should that be handled by alsa-lib mixer modules instead?)

> > > Is it possible to merge the "Left Mixer" control and respective 
> > > "Right Mixer" control into one selem in alsamixer?

> > > Because alsamixer actually has support for one-sided muting.

> Mark, do you know how to do it?

> IIRC, in order to have shared controls, you just needed to share the
> controls structure.

I'm having a really hard time telling what "it" is here.

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