linuxaudio.org

--=-omuyS7m47LCgbhR/F2ty

Content-Type: text/plain; charset="UTF-8"

Content-Transfer-Encoding: quoted-printable
On Thu, 2010-05-13 at 06:56 +0000, Frank Kober wrote:

quoted text
> PA or not, this is somewhat getting back to the original question: how

> can we get a reliable index assignment on startup with several

> soundcards.

>=20

> I'm not using PA, but mostly because I noticed that it uses (much)

> more CPU with many desktop applications, due to resampling I was told.

> I have an internal HDA, an nvidia graphics chip, a nanokontrol and a

> UA-25.=20

> The latter both use snd-usb, though one obviously cannot produce

> sound.

> The nvidia chip seems to expose an audio device (?) handled by a

> snd-hda-intel module, as does the snd-hda-intel soundchip. Although

> the first one cannot produce sound.

> So I would like the following order to be maintained to have desktop

> applications adress a working soundcard and to have the UA-25 always

> at the same index for JACK.

>=20

>  0 [Intel          ]: HDA-Intel - HDA Intel

>                       HDA Intel at 0xfbff8000 irq 32

>  1 [NVidia         ]: HDA-Intel - HDA NVidia

>                       HDA NVidia at 0xfde7c000 irq 16

>  2 [UA25           ]: USB-Audio - UA-25

>                       EDIROL UA-25 at usb-0000:00:1d.0-1, full speed

>  3 [nanoKONTROL    ]: USB-Audio - nanoKONTROL

>                       KORG INC. nanoKONTROL at usb-0000:00:1d.0-2,

> full speed

>=20

But why is index important to you? hw:Intel, hw:NVidia, hw:UA25 and

hw:nanoKONTROL are the predictable device names ALSA gives you.
A basic .asoundrc would be something like below, although you'd probably

want dmix too.
pcm.!default {

	type hw

	card NVidia

}
--=20

Peter
--=-omuyS7m47LCgbhR/F2ty

Content-Type: application/pgp-signature; name="signature.asc"

Content-Description: This is a digitally signed message part
-----BEGIN PGP SIGNATURE-----

Version: GnuPG v1.4.10 (GNU/Linux)
iEYEABECAAYFAkvrpqQACgkQTfbKnOrS/QWC0QCgxEgGw2nkzU12b07LbglLELTw

h+UAn3mpS7sTj/DKhtNdC6jYdIN8RocK

=p5Mc

-----END PGP SIGNATURE-----
--=-omuyS7m47LCgbhR/F2ty--