SNDRV_TIMER_IOCTL_GPARAMS 777 include/uapi/sound/asound.h #define SNDRV_TIMER_IOCTL_GPARAMS _IOW('T', 0x04, struct snd_timer_gparams) SNDRV_TIMER_IOCTL_GPARAMS 777 tools/include/uapi/sound/asound.h #define SNDRV_TIMER_IOCTL_GPARAMS _IOW('T', 0x04, struct snd_timer_gparams)