27 #define to_camss(ptr_module)	\  argument
28 	container_of(ptr_module, struct camss, ptr_module)
30 #define to_device(ptr_module)	\  argument
31 	(to_camss(ptr_module)->dev)
33 #define module_pointer(ptr_module, index)	\  argument
34 	((const struct ptr_module##_device (*)[]) &(ptr_module[-(index)]))
36 #define to_camss_index(ptr_module, index)	\  argument
37 	container_of(module_pointer(ptr_module, index),	\
38 		     struct camss, ptr_module)
40 #define to_device_index(ptr_module, index)	\  argument
41 	(to_camss_index(ptr_module, index)->dev)