sst_device
struct sst_device *sst;
int sst_register_dsp(struct sst_device *dev)
int sst_unregister_dsp(struct sst_device *dev)
int sst_register_dsp(struct sst_device *dev);
int sst_unregister_dsp(struct sst_device *dev);
extern struct sst_device *sst;
static struct sst_device sst_dsp_device = {