snd_hwdep_dsp_image32 20 sound/core/hwdep_compat.c struct snd_hwdep_dsp_image32 __user *src) snd_hwdep_dsp_image32 45 sound/core/hwdep_compat.c SNDRV_HWDEP_IOCTL_DSP_LOAD32 = _IOW('H', 0x03, struct snd_hwdep_dsp_image32)