$ lsmod | grep snd
snd_usb_audio          89728  0 
snd_ca0106             40480  3 
snd_pcm_oss            46848  0 
snd_ac97_codec        111652  1 snd_ca0106
snd_mixer_oss          22784  1 snd_pcm_oss
snd_pcm                83204  5 snd_usb_audio,snd_ca0106,snd_pcm_oss,snd_ac97_codec
snd_usb_lib            24192  1 snd_usb_audio
snd_seq_dummy          10884  0 
snd_seq_oss            38528  0 
snd_seq_midi           14336  0 
snd_seq_midi_event     15232  2 snd_seq_oss,snd_seq_midi
snd_seq                57776  6 snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_seq_midi_event
snd_timer              29960  2 snd_pcm,snd_seq
snd_rawmidi            29824  3 snd_ca0106,snd_usb_lib,snd_seq_midi
snd_seq_device         15116  5 snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_seq,snd_rawmidi
snd_hwdep              15236  1 snd_usb_audio
snd                    63268  17 snd_usb_audio,snd_ca0106,snd_pcm_oss,snd_ac97_codec,snd_mixer_oss,snd_pcm,snd_seq_oss,snd_seq,snd_timer,snd_rawmidi,snd_seq_device,snd_hwdep
soundcore              15328  1 snd
ac97_bus                9856  1 snd_ac97_codec
snd_page_alloc         16136  2 snd_ca0106,snd_pcm
usbcore               148848  10 snd_usb_audio,snd_usb_lib,uvcvideo,btusb,usbhid,usb_storage,libusual,ehci_hcd,uhci_hcd