| 1 | #ifndef __NOUVEAU_INSTMEM_H__ |
|---|---|
| 2 | #define __NOUVEAU_INSTMEM_H__ |
| 3 | |
| 4 | #include <core/subdev.h> |
| 5 | #include <core/device.h> |
| 6 | #include <core/mm.h> |
| 7 | |
| 8 | struct nouveau_instobj { |
| 9 | struct nouveau_object base; |
| 10 | struct list_head head; |
| 11 | u32 *suspend; |
| 12 | u64 addr; |
| 13 | u32 size; |
| 14 | }; |
| 15 | |
| 16 | static inline struct nouveau_instobj * |
| 17 | nv_memobj(void *obj) |
| 18 | { |
| 19 | #if CONFIG_NOUVEAU_DEBUG >= NV_DBG_PARANOIA |
| 20 | if (unlikely(!nv_iclass(obj, NV_MEMOBJ_CLASS))) |
| 21 | nv_assert("BAD CAST -> NvMemObj, %08x", nv_hclass(obj)); |
| 22 | #endif |
| 23 | return obj; |
| 24 | } |
| 25 | |
| 26 | struct nouveau_instmem { |
| 27 | struct nouveau_subdev base; |
| 28 | struct list_head list; |
| 29 | |
| 30 | u32 reserved; |
| 31 | int (*alloc)(struct nouveau_instmem *, struct nouveau_object *, |
| 32 | u32 size, u32 align, struct nouveau_object **); |
| 33 | }; |
| 34 | |
| 35 | static inline struct nouveau_instmem * |
| 36 | nouveau_instmem(void *obj) |
| 37 | { |
| 38 | /* nv04/nv40 impls need to create objects in their constructor, |
| 39 | * which is before the subdev pointer is valid |
| 40 | */ |
| 41 | if (nv_iclass(obj, NV_SUBDEV_CLASS) && |
| 42 | nv_subidx(obj) == NVDEV_SUBDEV_INSTMEM) |
| 43 | return obj; |
| 44 | |
| 45 | return (void *)nv_device(obj)->subdev[NVDEV_SUBDEV_INSTMEM]; |
| 46 | } |
| 47 | |
| 48 | extern struct nouveau_oclass *nv04_instmem_oclass; |
| 49 | extern struct nouveau_oclass *nv40_instmem_oclass; |
| 50 | extern struct nouveau_oclass *nv50_instmem_oclass; |
| 51 | |
| 52 | #endif |
| 53 |