1 #ifndef __NVKM_INSTMEM_H__ 2 #define __NVKM_INSTMEM_H__ 3 #include <core/subdev.h> 4 5 struct nvkm_instobj { 6 struct nvkm_object base; 7 struct list_head head; 8 u32 *suspend; 9 u64 addr; 10 u32 size; 11 }; 12 13 static inline struct nvkm_instobj * 14 nv_memobj(void *obj) 15 { 16 #if CONFIG_NOUVEAU_DEBUG >= NV_DBG_PARANOIA 17 if (unlikely(!nv_iclass(obj, NV_MEMOBJ_CLASS))) 18 nv_assert("BAD CAST -> NvMemObj, %08x", nv_hclass(obj)); 19 #endif 20 return obj; 21 } 22 23 struct nvkm_instmem { 24 struct nvkm_subdev base; 25 struct list_head list; 26 27 u32 reserved; 28 int (*alloc)(struct nvkm_instmem *, struct nvkm_object *, 29 u32 size, u32 align, struct nvkm_object **); 30 }; 31 32 static inline struct nvkm_instmem * 33 nvkm_instmem(void *obj) 34 { 35 /* nv04/nv40 impls need to create objects in their constructor, 36 * which is before the subdev pointer is valid 37 */ 38 if (nv_iclass(obj, NV_SUBDEV_CLASS) && 39 nv_subidx(obj) == NVDEV_SUBDEV_INSTMEM) 40 return obj; 41 42 return (void *)nvkm_subdev(obj, NVDEV_SUBDEV_INSTMEM); 43 } 44 45 extern struct nvkm_oclass *nv04_instmem_oclass; 46 extern struct nvkm_oclass *nv40_instmem_oclass; 47 extern struct nvkm_oclass *nv50_instmem_oclass; 48 #endif 49