snd_emu10k1_mixer 1810 include/sound/emu10k1.h int snd_emu10k1_mixer(struct snd_emu10k1 * emu, int pcm_device, int multi_device); snd_emu10k1_mixer 132 sound/pci/emu10k1/emu10k1.c if ((err = snd_emu10k1_mixer(emu, 0, 3)) < 0)