From: Clemens Ladisch <clemens@ladisch.de>
To: Cyrus Vafadari <cyrusv@mit.edu>
Cc: alsa-devel@alsa-project.org
Subject: Re: CONFIG_SND_DYNAMIC_MINORS
Date: Fri, 02 Dec 2011 09:57:35 +0100 [thread overview]
Message-ID: <4ED892FF.2090505@ladisch.de> (raw)
In-Reply-To: <CAMd+_QD-ToD2yf9KnMkchmdMzwQa=2c2MpaKhcz-cMQqVaBocA@mail.gmail.com>
Cyrus Vafadari wrote:
> How can I check if CONFIG_SND_DYNAMIC_MINORS is enabled,
Look into the .config file in your kernel source tree.
> I've been having a lot of trouble assigning 10 USB soundcards, and it's
> been doing fishy things when I change who's plugged in to which usb hub.
It's not easy to distinguish devices that do not have a serial number.
> ALSA recognizes all the cards,
This implies CONFIG_SND_DYNAMIC_MINORS is enabled.
> but some of the hw:x,y plays through the default hw:0,0.
You mean, to the wrong device?
How did you test this?
Check that the minor numbers in /proc/asound/devices match the actual
minor numbers in /dev/snd/.
Regards,
Clemens
prev parent reply other threads:[~2011-12-02 8:55 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-01 18:21 CONFIG_SND_DYNAMIC_MINORS Cyrus Vafadari
2011-12-02 8:57 ` Clemens Ladisch [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=4ED892FF.2090505@ladisch.de \
--to=clemens@ladisch.de \
--cc=alsa-devel@alsa-project.org \
--cc=cyrusv@mit.edu \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.