From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoph Fritz Date: Mon, 07 May 2012 21:55:06 +0000 Subject: Re: ASoC: wm9712: Microphone doesn't work, "Capture Volume" inverted Message-Id: <20120507215506.GA5063@lovely.krouter> List-Id: References: <1335384469.14096.203.camel@mars> <20120426112726.GF3207@opensource.wolfsonmicro.com> <1335448142.20000.40.camel@mars> <20120426172010.GP3207@opensource.wolfsonmicro.com> <1335474693.3628.26.camel@lovely> <20120426213745.GA18260@opensource.wolfsonmicro.com> <1335513602.3504.4.camel@mars> <20120427134638.GI18260@opensource.wolfsonmicro.com> <20120504132845.GA24245@lovely.krouter> In-Reply-To: <20120504132845.GA24245@lovely.krouter> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Mark Brown Cc: alsa-devel@alsa-project.org, "Hans J. Koch" , Sascha Hauer , Liam Girdwood , linux-fbdev@vger.kernel.org On Fri, May 04, 2012 at 03:28:45PM +0200, Christoph Fritz wrote: > On Fri, Apr 27, 2012 at 02:46:39PM +0100, Mark Brown wrote: > > On Fri, Apr 27, 2012 at 10:00:02AM +0200, Christoph Fritz wrote: > > > On Thu, 2012-04-26 at 22:37 +0100, Mark Brown wrote: > > > > > > The write will be suppresed if the register contents don't > > > > change which looks like what you're seeing here - > > > > > Can you imagine why the registers don't change? > > > > I can't immediately think of any reason, no - I'd step through or > > annotate the code and have a look. > > I'm still on. > > And while testing WM9712 its touchpad interface, connecting a 800x600 > display (instead of the default 640x480 one) results in a gone sound and > input-device - pretty queer: > > WM9711/WM9712 SoC Audio Codec 0.4 > asoc: platform pcm constructor failed > asoc: can't create pcm HiFi > asoc: failed to instantiate card PhyCORE-ac97-audio: -12 > > I have to admit that I used this time a 3.2 kernel. I'll test with > current later these days. Same behaviour with 3.4.0-rc6: Framebuffer driver mx3fb configured for a 800x600 display: soc-audio soc-audio: ASoC machine PhyCORE-ac97-audio should use snd_soc_register_card() asoc: platform pcm constructor failed asoc: can't create pcm HiFi :-12 asoc: failed to instantiate card PhyCORE-ac97-audio: -12 mx3fb configured for a 640x480 display: soc-audio soc-audio: ASoC machine PhyCORE-ac97-audio should use snd_soc_register_card() asoc: wm9712-hifi <-> imx-ssi.0 mapping ok Thanks, -- Christoph