snd_ctl_elem_iface_t 45 include/sound/control.h snd_ctl_elem_iface_t iface; /* interface identifier */ snd_ctl_elem_iface_t 796 include/uapi/sound/asound.h #define SNDRV_CTL_ELEM_IFACE_CARD ((__force snd_ctl_elem_iface_t) 0) /* global control */ snd_ctl_elem_iface_t 797 include/uapi/sound/asound.h #define SNDRV_CTL_ELEM_IFACE_HWDEP ((__force snd_ctl_elem_iface_t) 1) /* hardware dependent device */ snd_ctl_elem_iface_t 798 include/uapi/sound/asound.h #define SNDRV_CTL_ELEM_IFACE_MIXER ((__force snd_ctl_elem_iface_t) 2) /* virtual mixer device */ snd_ctl_elem_iface_t 799 include/uapi/sound/asound.h #define SNDRV_CTL_ELEM_IFACE_PCM ((__force snd_ctl_elem_iface_t) 3) /* PCM device */ snd_ctl_elem_iface_t 800 include/uapi/sound/asound.h #define SNDRV_CTL_ELEM_IFACE_RAWMIDI ((__force snd_ctl_elem_iface_t) 4) /* RawMidi device */ snd_ctl_elem_iface_t 801 include/uapi/sound/asound.h #define SNDRV_CTL_ELEM_IFACE_TIMER ((__force snd_ctl_elem_iface_t) 5) /* timer device */ snd_ctl_elem_iface_t 802 include/uapi/sound/asound.h #define SNDRV_CTL_ELEM_IFACE_SEQUENCER ((__force snd_ctl_elem_iface_t) 6) /* sequencer client */ snd_ctl_elem_iface_t 833 include/uapi/sound/asound.h snd_ctl_elem_iface_t iface; /* interface identifier */