xref: /linux/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/priv.h (revision e78f70bad29c5ae1e1076698b690b15794e9b81e)
1 /* SPDX-License-Identifier: MIT */
2 #ifndef __NVKM_INSTMEM_PRIV_H__
3 #define __NVKM_INSTMEM_PRIV_H__
4 #define nvkm_instmem(p) container_of((p), struct nvkm_instmem, subdev)
5 #include <subdev/instmem.h>
6 
7 struct nvkm_instmem_func {
8 	void *(*dtor)(struct nvkm_instmem *);
9 	int (*oneinit)(struct nvkm_instmem *);
10 	int (*suspend)(struct nvkm_instmem *);
11 	void (*resume)(struct nvkm_instmem *);
12 	void (*fini)(struct nvkm_instmem *);
13 	u32  (*rd32)(struct nvkm_instmem *, u32 addr);
14 	void (*wr32)(struct nvkm_instmem *, u32 addr, u32 data);
15 	int (*memory_new)(struct nvkm_instmem *, u32 size, u32 align,
16 			  bool zero, struct nvkm_memory **);
17 	int (*memory_wrap)(struct nvkm_instmem *, struct nvkm_memory *, struct nvkm_memory **);
18 	bool zero;
19 	void (*set_bar0_window_addr)(struct nvkm_device *, u64 addr);
20 };
21 
22 int nv50_instmem_new_(const struct nvkm_instmem_func *, struct nvkm_device *,
23 		      enum nvkm_subdev_type, int, struct nvkm_instmem **);
24 void nv50_instmem_fini(struct nvkm_instmem *);
25 int nv50_instobj_new(struct nvkm_instmem *, u32 size, u32 align, bool zero,
26 		     struct nvkm_memory **);
27 int nv50_instobj_wrap(struct nvkm_instmem *, struct nvkm_memory *vram,
28 		      struct nvkm_memory **bar2);
29 
30 void nvkm_instmem_ctor(const struct nvkm_instmem_func *, struct nvkm_device *,
31 		       enum nvkm_subdev_type, int, struct nvkm_instmem *);
32 void nvkm_instmem_boot(struct nvkm_instmem *);
33 
34 int nv04_instmem_suspend(struct nvkm_instmem *);
35 void nv04_instmem_resume(struct nvkm_instmem *);
36 
37 int r535_instmem_new(const struct nvkm_instmem_func *,
38 		     struct nvkm_device *, enum nvkm_subdev_type, int, struct nvkm_instmem **);
39 
40 #include <core/memory.h>
41 
42 struct nvkm_instobj {
43 	struct nvkm_memory memory;
44 	struct list_head head;
45 	bool preserve;
46 	u32 *suspend;
47 };
48 
49 void nvkm_instobj_ctor(const struct nvkm_memory_func *func,
50 		       struct nvkm_instmem *, struct nvkm_instobj *);
51 void nvkm_instobj_dtor(struct nvkm_instmem *, struct nvkm_instobj *);
52 int nvkm_instobj_save(struct nvkm_instobj *);
53 void nvkm_instobj_load(struct nvkm_instobj *);
54 #endif
55