265 struct sst_dsp {  struct
270 	struct sst_dsp_device *sst_dev;  argument
271 	spinlock_t spinlock;	/* IPC locking */
272 	struct mutex mutex;	/* DSP FW lock */
273 	struct device *dev;
274 	struct device *dma_dev;
275 	void *thread_context;
276 	int irq;
277 	u32 id;
280 	struct sst_ops *ops;
283 	struct dentry *debugfs_root;
286 	struct sst_addr addr;
289 	struct sst_mailbox mailbox;
294 	struct list_head used_block_list;
295 	struct list_head free_block_list;
298 	struct list_head module_list;
299 	struct list_head fw_list;
302 	struct list_head scratch_block_list;
303 	u32 scratch_offset;
304 	u32 scratch_size;
328 static inline void sst_dsp_write(struct sst_dsp *sst, void *src,  in sst_dsp_write()  argument