[alsa-devel] channel map for intel8x0

Takashi Iwai tiwai at suse.de
Mon Nov 4 10:04:54 CET 2013


At Mon, 4 Nov 2013 14:52:43 +0800,
Raymond Yau wrote:
> 
> [1  <text/plain; UTF-8 (7bit)>]
> Refer to patch ALSA: Implement channel maps for standard onboard AC97
> drivers
> 
> e36e3b86c78cee9c7435eb33e0ef8a788193e812<https://git.kernel.org/cgit/linux/kernel/git/tiwai/sound.git/commit/sound/pci/intel8x0.c?id=e36e3b86c78cee9c7435eb33e0ef8a788193e812>
> 
> It seem that channal map is not working when testing with
> alsa-lib/test/chmap.c with the emulated intel8x0 inside virtualbox

What doesn't work actually?  The lack of chmap for the capture?
Please give a bit more explanations about your problem.


thanks,

Takashi

> is the  channel map support on device 0
> 
> - if (rec->ac97_idx == ICHD_PCMOUT && rec->playback_ops)
> +if (device == 0 && rec->playback_ops) {
> 
> 
> how about channel map for capture device ?
> [2  <text/html; UTF-8 (quoted-printable)>]
> 


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