[alsa-devel] USB sound card fails to resume from hibernation due to duplicate filename card1/WARNING: sysfs_add_ons, emits symbols
avuton at gmail.com
Thu Mar 27 23:35:23 CET 2008
On Thu, Mar 20, 2008 at 7:47 AM, Avuton Olrich <avuton at gmail.com> wrote:
> On Thu, Mar 20, 2008 at 4:39 AM, Takashi Iwai <tiwai at suse.de> wrote:
> > At Wed, 19 Mar 2008 23:39:28 -0700,
> > Avuton Olrich wrote:
> > >
> > > After suspending, the usbdisk sound card alsa driver breaks and does
> > > not play any further. I believe this is might be due to the trace
> > > below from the dmesg.
> > >
> > > This definitely begins to occur between v2.6.23 and v2.6.23-rc2. I
> BTW- honest mistake, it was v2.6.24-rc2.
> > > couldn't bisect it down to a single commit.
> > >
> > > This fails with with all kernels up to at least today's git.
> > Could you try my git tree and check whether the same problem happens?
> > git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-unstable-2.6.git
> Yes, it now works, but now something is causing Pulseaudio to crash. I
> believe it's due to the fact that the alsa output name is changing now
> after hibernate.
> When the computer initally starts the ALSA device name for this usbdisk is:
> Then it turns into this after hibernation:
Any information about this problem? It's been a week and this makes
audio device management really difficult if I intend to use suspend.
Anyone who quotes me in their sig is an idiot. -- Rusty Russell.
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