I bought an Acer Aspire 6920G laptop last year, and installed Ubuntu 8.10 as soon as it was released. Back then, the only way to get my sound card to run was to blacklist ALSA, and run OSS.
I followed a link that was posted on https://help.ubuntu.com/community/HdaIntelSoundHowto, and it got my sound card running on OSS.
Now ALSA has added functionality to Intel HD Audio, and I want to revert back to ALSA before 9.04 is released, or else I'll reformat or something.
Code:mamlouk@mamlouk-laptop:~$ uname -r 2.6.27-14-genericI tried back-tracing (as far as I remember since the page was changed), and cleared my blacklist file.Code:mamlouk@mamlouk-laptop:~$ lspci | grep Audio 00:1b.0 Audio device: Intel Corporation 82801H (ICH8 Family) HD Audio Controller (rev 03)
The last few lines in the end were added by myself in an attempt to blacklist OSS.Code:mamlouk@mamlouk-laptop:~$ cat /etc/modprobe.d/blacklist # This file lists those modules which we don't want to be loaded by # alias expansion, usually so some other driver will be loaded for the # device instead. # evbug is a debug tool that should be loaded explicitly blacklist evbug # these drivers are very simple, the HID drivers are usually preferred blacklist usbmouse blacklist usbkbd # replaced by e100 blacklist eepro100 # replaced by tulip blacklist de4x5 # causes no end of confusion by creating unexpected network interfaces blacklist eth1394 # snd_intel8x0m can interfere with snd_intel8x0, doesn't seem to support much # hardware on its own (Ubuntu bug #2011, #6810) blacklist snd_intel8x0m # Conflicts with dvb driver (which is better for handling this device) blacklist snd_aw2 # causes failure to suspend on HP compaq nc6000 (Ubuntu: #10306) blacklist i2c_i801 # replaced by p54pci blacklist prism54 # replaced by b43 and ssb. blacklist bcm43xx # most apps now use garmin usb driver directly (Ubuntu: #114565) blacklist garmin_gps # replaced by asus-laptop (Ubuntu: #184721) blacklist asus_acpi # low-quality, just noise when being used for sound playback, causes # hangs at desktop session start (Ubuntu: #246969) blacklist snd_pcsp # Added by me blacklist ac97 blacklist ac97_codec blacklist ac97_plugin_ad1980 blacklist ad1848 blacklist ad1889 blacklist adlib_card blacklist aedsp16 blacklist ali5455 blacklist btaudio blacklist cmpci blacklist cs4232 blacklist cs4281 blacklist cs461x blacklist cs46xx blacklist emu10k1 blacklist es1370 blacklist es1371 blacklist esssolo1 blacklist forte blacklist gus blacklist i810_audio blacklist kahlua blacklist mad16 blacklist maestro blacklist maestro3 blacklist maui blacklist mpu401 blacklist nm256_audio blacklist opl3 blacklist opl3sa blacklist opl3sa2 blacklist pas2 blacklist pss blacklist rme96xx blacklist sb blacklist sb_lib blacklist sgalaxy blacklist sonicvibes blacklist sound blacklist sscape blacklist trident blacklist trix blacklist uart401 blacklist uart6850 blacklist via82cxxx_audio blacklist v_midi blacklist wavefront blacklist ymfpci blacklist ac97_plugin_wm97xx blacklist ad1816 blacklist audio blacklist awe_wave blacklist dmasound_core blacklist dmasound_pmac blacklist harmony blacklist sequencer blacklist soundcard blacklist usb-midi
I tried installing the newest ALSA drivers (1.0.19) as per the instructions on http://www.alsa-project.org/main/ind...dule-hda-intel and on http://monespaceperso.org/blog-en/20...grade-of-alsa/.
When I attempt to modprobe after the installation, I getMy dmesg holds a number of lines similar to:Code:mamlouk@mamlouk-laptop:~$ sudo modprobe snd-hda-intel FATAL: Error inserting snd (/lib/modules/2.6.27-14-generic/kernel/sound/acore/snd.ko): Unknown symbol in module, or unknown parameter (see dmesg) WARNING: Error running install command for snd WARNING: Error inserting snd_timer (/lib/modules/2.6.27-14-generic/kernel/sound/acore/snd-timer.ko): Unknown symbol in module, or unknown parameter (see dmesg) FATAL: Error inserting snd (/lib/modules/2.6.27-14-generic/kernel/sound/acore/snd.ko): Unknown symbol in module, or unknown parameter (see dmesg) WARNING: Error running install command for snd WARNING: Error inserting snd_timer (/lib/modules/2.6.27-14-generic/kernel/sound/acore/snd-timer.ko): Unknown symbol in module, or unknown parameter (see dmesg) FATAL: Error inserting snd_pcm (/lib/modules/2.6.27-14-generic/kernel/sound/acore/snd-pcm.ko): Unknown symbol in module, or unknown parameter (see dmesg) WARNING: Error running install command for snd_pcm WARNING: Error inserting snd_hwdep (/lib/modules/2.6.27-14-generic/kernel/sound/acore/snd-hwdep.ko): Unknown symbol in module, or unknown parameter (see dmesg) WARNING: Error inserting snd_hda_codec (/lib/modules/2.6.27-14-generic/kernel/sound/pci/hda/snd-hda-codec.ko): Unknown symbol in module, or unknown parameter (see dmesg) FATAL: Error inserting snd_hda_intel (/lib/modules/2.6.27-14-generic/kernel/sound/pci/hda/snd-hda-intel.ko): Unknown symbol in module, or unknown parameter (see dmesg)And evenCode:-- SNIP -- [ 4325.551666] snd: Unknown symbol unregister_sound_special [ 4325.552077] snd: Unknown symbol register_sound_special_device [ 4325.553106] snd: Unknown symbol sound_class [ 4325.554793] snd_timer: Unknown symbol snd_info_register [ 4325.554936] snd_timer: Unknown symbol snd_info_create_module_entry [ 4325.555068] snd_timer: Unknown symbol snd_info_free_entry [ 4325.555290] snd_timer: Unknown symbol snd_verbose_printk [ 4325.555440] snd_timer: Unknown symbol snd_iprintf [ 4325.555610] snd_timer: Unknown symbol snd_ecards_limit [ 4325.555775] snd_timer: Unknown symbol snd_oss_info_register [ 4325.555888] snd_timer: Unknown symbol snd_unregister_device [ 4325.556096] snd_timer: Unknown symbol snd_device_new [ 4325.556351] snd_timer: Unknown symbol snd_register_device_for_dev [ 4325.586088] snd: Unknown symbol unregister_sound_special [ 4325.586483] snd: Unknown symbol register_sound_special_device [ 4325.587522] snd: Unknown symbol sound_class [ 4325.589954] snd_timer: Unknown symbol snd_info_register [ 4325.590099] snd_timer: Unknown symbol snd_info_create_module_entry [ 4325.590225] snd_timer: Unknown symbol snd_info_free_entry [ 4325.590440] snd_timer: Unknown symbol snd_verbose_printk [ 4325.590581] snd_timer: Unknown symbol snd_iprintf [ 4325.590741] snd_timer: Unknown symbol snd_ecards_limit [ 4325.590901] snd_timer: Unknown symbol snd_oss_info_register [ 4325.591010] snd_timer: Unknown symbol snd_unregister_device [ 4325.591137] snd_timer: Unknown symbol snd_device_new [ 4325.591374] snd_timer: Unknown symbol snd_register_device_for_dev [ 4325.596243] snd_pcm: Unknown symbol snd_info_register [ 4325.596387] snd_pcm: Unknown symbol snd_info_create_module_entry [ 4325.596588] snd_pcm: Unknown symbol snd_timer_notify [ 4325.596729] snd_pcm: Unknown symbol snd_timer_interrupt [ 4325.596838] snd_pcm: Unknown symbol snd_info_free_entry [ 4325.596947] snd_pcm: Unknown symbol snd_add_device_sysfs_file [ 4325.597083] snd_pcm: Unknown symbol snd_info_get_str [ 4325.600247] snd_pcm: Unknown symbol snd_verbose_printk [ 4325.600475] snd_pcm: Unknown symbol snd_ctl_register_ioctl [ 4325.600585] snd_pcm: Unknown symbol snd_card_file_add [ 4325.600754] snd_pcm: Unknown symbol snd_iprintf [ 4325.600923] snd_pcm: Unknown symbol snd_major [ 4325.601228] snd_pcm: Unknown symbol snd_unregister_device [ 4325.601350] snd_pcm: Unknown symbol snd_timer_new [ 4325.601459] snd_pcm: Unknown symbol snd_device_new [ 4325.601650] snd_pcm: Unknown symbol snd_ctl_unregister_ioctl [ 4325.601886] snd_pcm: Unknown symbol snd_lookup_minor_data [ 4325.602034] snd_pcm: Unknown symbol snd_info_create_card_entry [ 4325.602144] snd_pcm: Unknown symbol snd_power_wait [ 4325.602269] snd_pcm: Unknown symbol snd_device_free [ 4325.602455] snd_pcm: Unknown symbol snd_card_file_remove [ 4325.602564] snd_pcm: Unknown symbol snd_register_device_for_dev [ 4325.602781] snd_pcm: Unknown symbol snd_device_register [ 4325.602897] snd_pcm: Unknown symbol snd_info_get_line [ 4325.611000] snd_hwdep: Unknown symbol snd_info_register [ 4325.611144] snd_hwdep: Unknown symbol snd_info_create_module_entry [ 4325.611254] snd_hwdep: Unknown symbol snd_info_free_entry [ 4325.611384] snd_hwdep: Unknown symbol snd_unregister_oss_device [ 4325.611508] snd_hwdep: Unknown symbol snd_verbose_printk [ 4325.611624] snd_hwdep: Unknown symbol snd_register_oss_device [ 4325.611742] snd_hwdep: Unknown symbol snd_ctl_register_ioctl [ 4325.611854] snd_hwdep: Unknown symbol snd_card_file_add [ 4325.611987] snd_hwdep: Unknown symbol snd_iprintf [ 4325.612127] snd_hwdep: Unknown symbol snd_major [ 4325.612304] snd_hwdep: Unknown symbol snd_unregister_device [ 4325.612422] snd_hwdep: Unknown symbol snd_device_new [ 4325.612536] snd_hwdep: Unknown symbol snd_ctl_unregister_ioctl [ 4325.612674] snd_hwdep: Unknown symbol snd_lookup_oss_minor_data [ 4325.612793] snd_hwdep: Unknown symbol snd_lookup_minor_data [ 4325.612910] snd_hwdep: Unknown symbol snd_card_file_remove [ 4325.613019] snd_hwdep: Unknown symbol snd_register_device_for_dev [ 4325.621613] snd_hda_codec: Unknown symbol snd_ctl_add [ 4325.621786] snd_hda_codec: Unknown symbol snd_card_proc_new [ 4325.621903] snd_hda_codec: Unknown symbol snd_add_device_sysfs_file [ 4325.622073] snd_hda_codec: Unknown symbol snd_ctl_remove [ 4325.622182] snd_hda_codec: Unknown symbol snd_ctl_find_id [ 4325.622291] snd_hda_codec: Unknown symbol snd_verbose_printk [ 4325.622441] snd_hda_codec: Unknown symbol snd_ctl_new1 [ 4325.622600] snd_hda_codec: Unknown symbol snd_component_add [ 4325.622715] snd_hda_codec: Unknown symbol snd_ctl_make_virtual_master [ 4325.622858] snd_hda_codec: Unknown symbol snd_iprintf [ 4325.622981] snd_hda_codec: Unknown symbol snd_ctl_boolean_mono_info [ 4325.623213] snd_hda_codec: Unknown symbol snd_hwdep_new [ 4325.623461] snd_hda_codec: Unknown symbol snd_device_new [ 4325.623609] snd_hda_codec: Unknown symbol _snd_ctl_add_slave [ 4325.623840] snd_hda_codec: Unknown symbol snd_pci_quirk_lookup [ 4325.624062] snd_hda_codec: Unknown symbol snd_device_free [ 4325.624171] snd_hda_codec: Unknown symbol snd_pcm_hw_constraint_step [ 4325.624351] snd_hda_codec: Unknown symbol snd_pcm_format_width [ 4325.633362] snd_hda_intel: Unknown symbol snd_pcm_new [ 4325.633477] snd_hda_intel: Unknown symbol snd_pcm_limit_hw_rates [ 4325.633595] snd_hda_intel: Unknown symbol snd_card_register [ 4325.633704] snd_hda_intel: Unknown symbol snd_card_free [ 4325.633813] snd_hda_intel: Unknown symbol snd_pcm_lib_preallocate_pages_for_all [ 4325.633957] snd_hda_intel: Unknown symbol snd_hda_bus_new [ 4325.634236] snd_hda_intel: Unknown symbol snd_hda_build_pcms [ 4325.634345] snd_hda_intel: Unknown symbol snd_pcm_set_sync [ 4325.634492] snd_hda_intel: Unknown symbol snd_verbose_printk [ 4325.634602] snd_hda_intel: Unknown symbol snd_hda_codec_new [ 4325.634884] snd_hda_intel: Unknown symbol snd_hda_queue_unsol_event [ 4325.635039] snd_hda_intel: Unknown symbol snd_hda_power_up [ 4325.635151] snd_hda_intel: Unknown symbol snd_pcm_sgbuf_get_chunk_size [ 4325.635279] snd_hda_intel: Unknown symbol snd_pcm_lib_malloc_pages [ 4325.635424] snd_hda_intel: Unknown symbol snd_pcm_lib_ioctl [ 4325.635543] snd_hda_intel: Unknown symbol snd_pcm_lib_free_pages [ 4325.635693] snd_hda_intel: Unknown symbol snd_hda_power_down [ 4325.635804] snd_hda_intel: Unknown symbol snd_hda_calc_stream_format [ 4325.635924] snd_hda_intel: Unknown symbol snd_pcm_set_ops [ 4325.636105] snd_hda_intel: Unknown symbol snd_hda_suspend [ 4325.636248] snd_hda_intel: Unknown symbol snd_device_new [ 4325.636357] snd_hda_intel: Unknown symbol snd_pcm_sgbuf_ops_page [ 4325.636512] snd_hda_intel: Unknown symbol snd_pcm_suspend_all [ 4325.636626] snd_hda_intel: Unknown symbol snd_card_disconnect [ 4325.636736] snd_hda_intel: Unknown symbol snd_hda_resume [ 4325.636845] snd_hda_intel: Unknown symbol snd_pcm_hw_constraint_integer [ 4325.636991] snd_hda_intel: Unknown symbol snd_hda_build_controls [ 4325.637278] snd_hda_intel: Unknown symbol snd_pci_quirk_lookup [ 4325.637513] snd_hda_intel: Unknown symbol snd_card_create [ 4325.637622] snd_hda_intel: Unknown symbol snd_pcm_period_elapsed [ 4325.637731] snd_hda_intel: Unknown symbol snd_pcm_hw_constraint_stepThere is no /proc/asound.Code:mamlouk@mamlouk-laptop:~$ ls /proc/a* ac_adapter dsdt fadt power_resource thermal_zone battery embedded_controller fan processor video button event info sleep wakeup
Can anyone give me some pointers to what I did wrong?



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