Gentoo Archives: gentoo-amd64

From: "Michal Žeravík" <michalz@×××××××.com>
To: gentoo-amd64@l.g.o
Subject: Re: [gentoo-amd64] no sound of alsa dmix after emerge 2.6.15-gentoo-r7
Date: Tue, 07 Mar 2006 22:21:56
Message-Id: 440E0716.3040308@olomouc.com
In Reply to: Re: [gentoo-amd64] no sound of alsa dmix after emerge 2.6.15-gentoo-r7 by "Michal Žeravík"
1 Michal Žeravík wrote:
2 > Bob Sanders wrote:
3 >> Biru Ionut, mused, then expounded:
4 >>
5 >>> On 3/7/06, Michal Žeravík <michalz@×××××××.com> wrote:
6 >>>
7 >>>> Hi all,
8 >>>>
9 >>>> I have no sound and don't know how to debug it.
10 >>>>
11 >>>> Another strange problem is :
12 >>>> # modules-update
13 >>>> * Warning: could not generate /etc/modprobe.conf!
14 >>>>
15 >>>>
16 >>> i have the same problem...i`m in the process to install gentoo 2006.0
17 >>> stage3, same kernel as yours..maybe there is a bug. if somebody have
18 >>> the solution for this problem please send us a mail.
19 >>>
20 >>>
21 >>
22 >> I upgraded from 2.6.15-r3 to 2.6.16-r7 yesterday. I have sound - had to
23 >> do an update-modules as welli. I have not seen either issue. But, Michal's
24 >> problem with sound is probably because of the system not being able to
25 >> generate /etc/modprobe.conf.
26 >>
27 > I've solved that by running /sbin/generate-modprobe.conf manually
28 > (from modules-update) :
29 > sudo /sbin/generate-modprobe.conf
30 > modprobe: Invalid line 125 in /etc/modules.conf
31 > modprobe
32 > Failed to to run modprobe. Giving up.
33 > well, I've removed that modprobe and it's working now. Might be my fault.
34 >
35 >> Perhaps deleting (move the original out of /etc) and re-trying it?
36 >>
37 >> Re-emerge - sys-apps/module-init-tools?
38 >>
39 > tried, didn't helped. I don't know why there wasn't an error with modprobe
40 > command in /etc/modules.d/xxxx
41 >
42 >> Or perhaps - revdep-rebuild -p, is necessary?
43 >>
44 > no result.
45 >
46 >> And, the assumption is that both have done - etc-update or dispatch-conf?
47 >>
48 >> Bob
49 > all done.
50 >
51 > My problem is alsa's dmix. As you could see from my first email,
52 > I have two cards and everything is dmixed to hw:0,0, which is
53 > Audiophile 2496.
54 > It was worked before (gentoo-sources-2.6.15-gentoo-r5 and sooner), but
55 > stops with r7.
56 >
57 > Michal
58 Ugh, this case is going to be very very weird.
59 I've tried to boot up back to 2.6.15-r5 and dmix still doesn't work.
60 It's listed in aplay -L but it's not working.
61 How can I examine/debug where is the problem with alsa?
62
63 Michal
64
65 aplay ~/.sounds/WildEep.wav
66 ALSA lib pcm_direct.c:812:(snd_pcm_direct_initialize_slave) requested or
67 auto-format is not available
68 ALSA lib pcm_dmix.c:831:(snd_pcm_dmix_open) unable to initialize slave
69 aplay: main:544: audio open error: Invalid argument