neil@neil-laptop:~$  lsmod | grep "hda"
snd_hda_intel         263712  0
snd_pcm                80388  2 snd_hda_intel,snd_pcm_oss
snd                    54660  9 snd_hda_intel,snd_pcm_oss,snd_mixer_oss,snd_pcm,snd_seq_oss,snd_rawmidi,snd_seq,snd_timer,snd_seq_device
snd_page_alloc         11400  2 snd_hda_intel,snd_pcm
neil@neil-laptop:~$