]> Git Repo - J-linux.git/blob - drivers/gpu/drm/nouveau/include/nvkm/subdev/instmem.h
Merge tag 'kbuild-v6.9' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy...
[J-linux.git] / drivers / gpu / drm / nouveau / include / nvkm / subdev / instmem.h
1 /* SPDX-License-Identifier: MIT */
2 #ifndef __NVKM_INSTMEM_H__
3 #define __NVKM_INSTMEM_H__
4 #include <core/subdev.h>
5 struct nvkm_memory;
6
7 struct nvkm_instmem {
8         const struct nvkm_instmem_func *func;
9         struct nvkm_subdev subdev;
10
11         bool suspend;
12
13         spinlock_t lock;
14         struct list_head list;
15         struct list_head boot;
16         u32 reserved;
17
18         /* <=nv4x: protects NV_PRAMIN/BAR2 MM
19          * >=nv50: protects BAR2 MM & LRU
20          */
21         struct mutex mutex;
22
23         struct nvkm_memory *vbios;
24         struct nvkm_ramht  *ramht;
25         struct nvkm_memory *ramro;
26         struct nvkm_memory *ramfc;
27
28         struct {
29                 struct sg_table fbsr;
30                 bool fbsr_valid;
31         } rm;
32 };
33
34 u32 nvkm_instmem_rd32(struct nvkm_instmem *, u32 addr);
35 void nvkm_instmem_wr32(struct nvkm_instmem *, u32 addr, u32 data);
36 int nvkm_instobj_new(struct nvkm_instmem *, u32 size, u32 align, bool zero, bool preserve,
37                      struct nvkm_memory **);
38 int nvkm_instobj_wrap(struct nvkm_device *, struct nvkm_memory *, struct nvkm_memory **);
39
40 int nv04_instmem_new(struct nvkm_device *, enum nvkm_subdev_type, int, struct nvkm_instmem **);
41 int nv40_instmem_new(struct nvkm_device *, enum nvkm_subdev_type, int, struct nvkm_instmem **);
42 int nv50_instmem_new(struct nvkm_device *, enum nvkm_subdev_type, int, struct nvkm_instmem **);
43 int gk20a_instmem_new(struct nvkm_device *, enum nvkm_subdev_type, int, struct nvkm_instmem **);
44 #endif
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