No sound problem ?

[Neil Brookes]

Andy,
This is looking more and more worrying !!!
This has been an ongoing problem for me for quite a while. I cant 
remember 'exactly' what other solutions I have tried, but it did involve 
attempting to recompile Alsa modules.

prompt > modinfo sndfilename:      
/lib/modules/2.6.15-1.2054_FC5smp/kernel/sound/core/snd.ko
author:         Jaroslav Kysela <perex at suse.cz>
description:    Advanced Linux Sound Architecture driver for soundcards.
license:        GPL
alias:          char-major-116-*
vermagic:       2.6.15-1.2054_FC5smp SMP 686 REGPARM 4KSTACKS gcc-4.1
depends:        soundcore
srcversion:     2C1BA7B00A6743799797B06
parm:           cards_limit:Count of auto-loadable soundcards. (int)
parm:           major:Major # for sound driver. (int)


prompt > tail -n50 /var/log/messages | grep "Unknown Symbol"
Mar 22 09:18:25 clapham kernel: snd_pcm: Unknown symbol snd_register_device
Mar 22 09:18:25 clapham kernel: snd_pcm: Unknown symbol snd_info_get_line
Mar 22 09:18:25 clapham kernel: snd_ac97_codec: Unknown symbol 
snd_info_register
Mar 22 09:18:25 clapham kernel: snd_ac97_codec: Unknown symbol snd_ctl_add
Mar 22 09:18:25 clapham kernel: snd_ac97_codec: Unknown symbol 
snd_info_free_entry
Mar 22 09:18:25 clapham kernel: snd_ac97_codec: Unknown symbol 
snd_interval_refine
Mar 22 09:18:25 clapham kernel: snd_ac97_codec: Unknown symbol 
snd_ctl_find_id
Mar 22 09:18:25 clapham kernel: snd_ac97_codec: Unknown symbol snd_ctl_new1
Mar 22 09:18:25 clapham kernel: snd_ac97_codec: Unknown symbol 
snd_ctl_remove_id
Mar 22 09:18:25 clapham kernel: snd_ac97_codec: Unknown symbol 
snd_component_add
Mar 22 09:18:25 clapham kernel: snd_ac97_codec: Unknown symbol 
snd_pcm_hw_rule_add
Mar 22 09:18:25 clapham kernel: snd_ac97_codec: Unknown symbol snd_iprintf
Mar 22 09:18:25 clapham kernel: snd_ac97_codec: Unknown symbol 
snd_device_new
Mar 22 09:18:26 clapham kernel: snd_ac97_codec: Unknown symbol 
snd_info_create_card_entry
Mar 22 09:18:26 clapham kernel: snd_ac97_codec: Unknown symbol 
snd_info_unregister
Mar 22 09:18:26 clapham kernel: snd_intel8x0: Unknown symbol 
snd_ac97_pcm_close
Mar 22 09:18:26 clapham kernel: snd_intel8x0: Unknown symbol snd_ac97_resume
Mar 22 09:18:26 clapham kernel: snd_intel8x0: Unknown symbol snd_pcm_new
Mar 22 09:18:26 clapham kernel: snd_intel8x0: Unknown symbol 
snd_pcm_limit_hw_rates
Mar 22 09:18:26 clapham kernel: snd_intel8x0: Unknown symbol 
snd_card_register
Mar 22 09:18:26 clapham kernel: snd_intel8x0: Unknown symbol snd_card_free
Mar 22 09:18:26 clapham kernel: snd_intel8x0: Unknown symbol 
snd_pcm_lib_preallocate_pages_for_all
Mar 22 09:18:26 clapham kernel: snd_intel8x0: Unknown symbol 
snd_card_proc_new
Mar 22 09:18:26 clapham kernel: snd_intel8x0: Unknown symbol 
snd_ac97_pcm_open
Mar 22 09:18:26 clapham kernel: snd_intel8x0: Unknown symbol 
snd_ac97_set_rate
Mar 22 09:18:26 clapham kernel: snd_intel8x0: Unknown symbol 
snd_ac97_update_bits
Mar 22 09:18:26 clapham kernel: snd_intel8x0: Unknown symbol snd_ac97_mixer
Mar 22 09:18:26 clapham kernel: snd_intel8x0: Unknown symbol snd_ac97_bus
Mar 22 09:18:26 clapham kernel: snd_intel8x0: Unknown symbol 
snd_ac97_pcm_double_rate_rules
Mar 22 09:18:26 clapham kernel: snd_intel8x0: Unknown symbol snd_card_new
Mar 22 09:18:26 clapham kernel: snd_intel8x0: Unknown symbol 
snd_ac97_suspend
Mar 22 09:18:26 clapham kernel: snd_intel8x0: Unknown symbol snd_iprintf
Mar 22 09:18:26 clapham kernel: snd_intel8x0: Unknown symbol 
snd_pcm_lib_malloc_pages
Mar 22 09:18:26 clapham kernel: snd_intel8x0: Unknown symbol 
snd_pcm_lib_ioctl
Mar 22 09:18:26 clapham kernel: snd_intel8x0: Unknown symbol 
snd_pcm_lib_free_pages
Mar 22 09:18:26 clapham kernel: snd_intel8x0: Unknown symbol snd_pcm_set_ops
Mar 22 09:18:26 clapham kernel: snd_intel8x0: Unknown symbol 
snd_pcm_hw_constraint_list
Mar 22 09:18:26 clapham kernel: snd_intel8x0: Unknown symbol snd_device_new
Mar 22 09:18:26 clapham kernel: snd_intel8x0: Unknown symbol 
snd_ac97_get_short_name
Mar 22 09:18:26 clapham kernel: snd_intel8x0: Unknown symbol 
snd_pcm_suspend_all
Mar 22 09:18:26 clapham kernel: snd_intel8x0: Unknown symbol 
snd_ac97_pcm_assign
Mar 22 09:18:26 clapham kernel: snd_intel8x0: Unknown symbol 
snd_pcm_hw_constraint_integer
Mar 22 09:18:26 clapham kernel: snd_intel8x0: Unknown symbol 
snd_pcm_hw_constraint_msbits
Mar 22 09:18:26 clapham kernel: snd_intel8x0: Unknown symbol 
snd_pcm_period_elapsed
Mar 22 09:18:26 clapham kernel: snd_intel8x0: Unknown symbol 
snd_ac97_tune_hardware


N

Andy Green wrote:

> Neil Brookes wrote:
>
>> Hey.
>> Really appreciate this bit of help !
>>
>> system-config-soundcard gives this output :
>>
>> prompt > system-config-soundcard
>> ALSA lib control.c:817:(snd_ctl_open_noupdate) Invalid CTL default
>> amixer: Mixer attach default error: No such file or directory
>> cat: /proc/asound/version: No such file or directory
>> cat: /proc/asound/modules: No such file or directory
>> cat: /proc/asound/pcm: No such file or directory
>
>
> Oh dear.  Can you look in /var/log/messages for unknown symbol info, eg
>
> tail -n50 /var/log/messages
>
> Did you unsuccessfully recompile the Alsa modules using the 
> alsa-project.org stuff?
>
> What does
>
> modinfo snd
>
> say?
>
> -Andy


-- 
Neil Brookes
Bioinformatics
Cancer Research UK

+ 44 (0)207 2693063