SNDRV_CTL_ELEM_TYPE_NONE - Linux

Symbol: SNDRV_CTL_ELEM_TYPE_NONE

include/uapi/sound/asound.h

#define SNDRV_CTL_ELEM_TYPE_NONE ((__force snd_ctl_elem_type_t) 0) /* invalid */

tools/perf/trace/beauty/include/uapi/sound/asound.h

#define SNDRV_CTL_ELEM_TYPE_NONE ((__force snd_ctl_elem_type_t) 0) /* invalid */