From: Takashi Iwai <tiwai@suse.de>
To: Stephen Warren <SWarren@nvidia.com>
Cc: alsa-devel@lists.sourceforge.net
Subject: Re: New azx driver: Problems in snd_mixer_load
Date: Fri, 10 Dec 2004 12:31:50 +0100 [thread overview]
Message-ID: <s5hfz2e8k49.wl@alsa2.suse.de> (raw)
In-Reply-To: <DBFABB80F7FD3143A911F9E6CFD477B0033AE16F@hqemmail02.nvidia.com>
At Thu, 9 Dec 2004 15:26:39 -0800,
Stephen Warren wrote:
>
> Stephen Warren wrote:
> > On top of this, I added the latest CVS version of the azx
> > driver into the kernel.
>
> I think I've found half of the problem... I identified the codec chip on
> the board, and it's a CMI9880, which isn't explicitly handled by the azx
> driver, so it falls through to the default. I don't know why the default
> doesn't work, but anyway...
The widget tree parser isn't perfect yet.
It was designed for ALC codec, but apparently it doesn't work well for
others.
> I did find a spec for the codec - it seems to have all the relevant
> information that's equivalent to the tables in patch_realktek.c, so I
> guess one could create a complete driver from this. I took a look at it,
> and am not quite sure how to proceed though, since I'm not remotely
> familiar with the internals of HDA.
>
> http://www.cmedia.com.tw/doc/C-Media%20CMI9880%20Datasheet%20rev%200.99C
> .pdf
Yes, I got this one yesterday, too. I'll work on it.
Takashi
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next prev parent reply other threads:[~2004-12-10 11:31 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-12-09 23:26 New azx driver: Problems in snd_mixer_load Stephen Warren
2004-12-10 11:31 ` Takashi Iwai [this message]
2004-12-10 15:40 ` Takashi Iwai
-- strict thread matches above, loose matches on Subject: below --
2004-12-13 17:42 Stephen Warren
2004-12-10 22:16 Stephen Warren
2004-12-10 22:24 ` Lee Revell
2004-12-10 18:05 Stephen Warren
2004-12-10 18:10 ` Takashi Iwai
2004-12-10 17:20 Stephen Warren
2004-12-10 17:30 ` Takashi Iwai
2004-12-09 21:29 Stephen Warren
2004-12-09 20:44 Stephen Warren
2004-12-09 18:20 Stephen Warren
2004-12-09 18:51 ` Takashi Iwai
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