SNDRV_HWDEP_IOCTL_DSP_STATUS 148 include/uapi/sound/asound.h #define SNDRV_HWDEP_IOCTL_DSP_STATUS _IOR('H', 0x02, struct snd_hwdep_dsp_status) SNDRV_HWDEP_IOCTL_DSP_STATUS 148 tools/include/uapi/sound/asound.h #define SNDRV_HWDEP_IOCTL_DSP_STATUS _IOR('H', 0x02, struct snd_hwdep_dsp_status)