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#ifndef __NVKM_INSTMEM_H__
#define __NVKM_INSTMEM_H__
#include <core/subdev.h>
struct nvkm_instobj {
struct nvkm_object base;
struct list_head head;
u32 *suspend;
u64 addr;
u32 size;
};
static inline struct nvkm_instobj *
nv_memobj(void *obj)
{
#if CONFIG_NOUVEAU_DEBUG >= NV_DBG_PARANOIA
BUG_ON(!nv_iclass(obj, NV_MEMOBJ_CLASS));
#endif
return obj;
}
struct nvkm_instmem {
struct nvkm_subdev subdev;
struct list_head list;
u32 reserved;
int (*alloc)(struct nvkm_instmem *, struct nvkm_object *,
u32 size, u32 align, struct nvkm_object **);
const struct nvkm_instmem_func *func;
};
struct nvkm_instmem_func {
u32 (*rd32)(struct nvkm_instmem *, u32 addr);
void (*wr32)(struct nvkm_instmem *, u32 addr, u32 data);
};
static inline struct nvkm_instmem *
nvkm_instmem(void *obj)
{
/* nv04/nv40 impls need to create objects in their constructor,
* which is before the subdev pointer is valid
*/
if (nv_iclass(obj, NV_SUBDEV_CLASS) &&
nv_subidx(obj) == NVDEV_SUBDEV_INSTMEM)
return obj;
return (void *)nvkm_subdev(obj, NVDEV_SUBDEV_INSTMEM);
}
extern struct nvkm_oclass *nv04_instmem_oclass;
extern struct nvkm_oclass *nv40_instmem_oclass;
extern struct nvkm_oclass *nv50_instmem_oclass;
extern struct nvkm_oclass *gk20a_instmem_oclass;
#endif
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