Re: [gentoo-user] Re: ALSA - Still No Sound

[Mick <michaelkintzios@gmail.com>]

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On Saturday 26 February 2011 21:53:52 walt wrote:
> On 02/15/2011 02:43 AM, dhk wrote:
> > On 02/14/2011 12:29 PM, walt wrote:
> >> On 02/14/2011 03:43 AM, dhk wrote:
> >>> What are the "Intel HD Audio" codecs?  I don't
> >>> remember doing anything explicitly for them.  How do I check them?
> >>> Thanks.
> >> 
> >> Under the HD-Intel sound card driver menu there are several codecs for
> >> specific sound chips.  e.g. I use the one for realtek, but yours may be
> >> a different one.  Doesn't hurt to build them all as modules and see
> >> which one(s) your kernel actually uses.
> > 
> > It looks like all the codec's are built in.  I'm not sure what the last
> > one in the list does.
> > 
> > # grep -i realtek /etc/kernels/kernel-config-x86_64-2.6.36-gentoo-r5
> > CONFIG_REALTEK_PHY=m
> > CONFIG_SND_HDA_CODEC_REALTEK=y
> > # grep -i codec /etc/kernels/kernel-config-x86_64-2.6.36-gentoo-r5
> > CONFIG_SND_AC97_CODEC=m
> > CONFIG_SND_HDA_CODEC_REALTEK=y
> > CONFIG_SND_HDA_CODEC_ANALOG=y
> > CONFIG_SND_HDA_CODEC_SIGMATEL=y
> > CONFIG_SND_HDA_CODEC_VIA=y
> > CONFIG_SND_HDA_CODEC_ATIHDMI=y
> > CONFIG_SND_HDA_CODEC_NVHDMI=y
> > CONFIG_SND_HDA_CODEC_INTELHDMI=y
> > CONFIG_SND_HDA_CODEC_CIRRUS=y
> > CONFIG_SND_HDA_CODEC_CONEXANT=y
> > CONFIG_SND_HDA_CODEC_CA0110=y
> > CONFIG_SND_HDA_CODEC_CMEDIA=y
> > CONFIG_SND_HDA_CODEC_SI3054=y
> > # CONFIG_SND_SOC_ALL_CODECS is not set
> > 
> > This is the genkernel so pretty much everything is built in.
> 
> There is a very recent post from someone (Walter?) that says he got audio
> only after compiling all the kernel sound features as modules, but he has
> no idea why (nor do I) but, as no one yet has a better idea, I'd try it as
> an experiment.

Because alsaconf needs to probe one module at a time and set its parameters.
-- 
Regards,
Mick

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