snd_xfern32 306 sound/core/pcm_compat.c struct snd_xfern32 { snd_xfern32 458 sound/core/pcm_compat.c SNDRV_PCM_IOCTL_WRITEN_FRAMES32 = _IOW('A', 0x52, struct snd_xfern32), snd_xfern32 459 sound/core/pcm_compat.c SNDRV_PCM_IOCTL_READN_FRAMES32 = _IOR('A', 0x53, struct snd_xfern32),