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<H1>[Mageia-dev] No sound after reboot.</H1>
<B>Charles A Edwards</B>
<A HREF="mailto:mageia-dev%40mageia.org?Subject=Re%3A%20%5BMageia-dev%5D%20No%20sound%20after%20reboot.&In-Reply-To=%3C20111214210240.73ecbec2%40SuperSize.eslrahc.com%3E"
TITLE="[Mageia-dev] No sound after reboot.">CAE at eslrahc.com
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<I>Thu Dec 15 03:02:40 CET 2011</I>
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<PRE>On Wed, 14 Dec 2011 10:27:55 +0000
Colin Guthrie <<A HREF="https://www.mageia.org/mailman/listinfo/mageia-dev">mageia at colin.guthr.ie</A>> wrote:
><i> > Sound card is c-media and is properly detected in both harddrake and
</I>><i> > alsaconf and uses the snd_cmipci driver and is set to use
</I>><i> > pulseaudio.
</I>><i> >
</I>><i> > Driver and modules are loaded
</I>><i> >
</I>><i> > [<A HREF="https://www.mageia.org/mailman/listinfo/mageia-dev">root at SuperSize</A> ~]# lspcidrake -v |grep AUDIO
</I>><i> > snd_cmipci : C-Media Electronics Inc|CM8738 [MULTIMEDIA_AUDIO]
</I>><i> > (vendor:13f6 device:0111 subv:584d subd:3731) (rev: 10)
</I>><i> > [<A HREF="https://www.mageia.org/mailman/listinfo/mageia-dev">root at SuperSize</A> ~]# lsmod |grep snd
</I>><i> > snd_cmipci 40460 0
</I>><i> > gameport 14963 1 snd_cmipci
</I>><i> > snd_pcm 84041 1 snd_cmipci
</I>><i> > snd_page_alloc 18101 1 snd_pcm
</I>><i> > snd_opl3_lib 18620 1 snd_cmipci
</I>><i> > snd_timer 28855 2 snd_pcm,snd_opl3_lib
</I>><i> > snd_hwdep 13515 1 snd_opl3_lib
</I>><i> > snd_mpu401_uart 13992 1 snd_cmipci
</I>><i> > snd_rawmidi 29657 1 snd_mpu401_uart
</I>><i> > snd_seq_device 14136 2 snd_opl3_lib,snd_rawmidi
</I>><i> > snd 70007 8
</I>><i> > snd_cmipci,snd_pcm,snd_opl3_lib,snd_timer,snd_hwdep,snd_mpu401_uart,snd_rawmidi,snd_seq_device
</I>><i> > soundcore 14491 1 snd
</I>><i> >
</I>><i> > But the card is not detected by pulseaudio
</I>><i> > Running PulseAudio Volumne Control:
</I>><i> > Shows only for Dummy Output
</I>><i> > Configuration:
</I>><i> > Shows: No cards available for configuration
</I>><i>
</I>><i> Generally this relates to a permissions issue (although it can also
</I>><i> indicate a problem with dbus)
</I>><i> getfacl
</I>><i> 1. cat /proc/asound/cards
</I>><i> 2. getfacl /dev/snd/pcm*
</I>><i> 3. sudo fuser -v /dev/snd/pcm*
</I>
[<A HREF="https://www.mageia.org/mailman/listinfo/mageia-dev">charles at SuperSize</A> ~]$ cat /proc/asound/cards
0 [CMI8768 ]: CMI8738-MC8 - C-Media CMI8768
C-Media CMI8768 at 0x9c00, irq 18
[<A HREF="https://www.mageia.org/mailman/listinfo/mageia-dev">charles at SuperSize</A> ~]$ getfacl /dev/snd/pcm*
:<i> Removing leading '/' from absolute path names
</I># file: dev/snd/pcmC0D0c
# owner: root
# group: audio
user::rw-
group::rw-
other::---
# file: dev/snd/pcmC0D0p
# owner: root
# group: audio
user::rw-
group::rw-
other::---
# file: dev/snd/pcmC0D1p
# owner: root
# group: audio
user::rw-
group::rw-
other::---
# file: dev/snd/pcmC0D2c
# owner: root
# group: audio
user::rw-
group::rw-
other::---
# file: dev/snd/pcmC0D2p
# owner: root
# group: audio
user::rw-
group::rw-
other::---
I do not use sudo so there is no output for the 3rd query but from #2
it would appear that it is indeed a permission issue as user charles
is not listed as having access.
I've worked around the issue (a band-aid only) by adding user charles to
the audio group and again have working sound.
Charles
--
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FvwmAuto just appeared one day, nobody knows how.
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Registered Linux user #182463
3.1.5-tmb-server-1.mga2 x86_64
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