xref: /linux/drivers/gpu/drm/nouveau/include/nvkm/subdev/instmem.h (revision ead751507de86d90fa250431e9990a8b881f713c)
1 /* SPDX-License-Identifier: GPL-2.0 */
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 	spinlock_t lock;
12 	struct list_head list;
13 	u32 reserved;
14 
15 	struct nvkm_memory *vbios;
16 	struct nvkm_ramht  *ramht;
17 	struct nvkm_memory *ramro;
18 	struct nvkm_memory *ramfc;
19 };
20 
21 u32 nvkm_instmem_rd32(struct nvkm_instmem *, u32 addr);
22 void nvkm_instmem_wr32(struct nvkm_instmem *, u32 addr, u32 data);
23 int nvkm_instobj_new(struct nvkm_instmem *, u32 size, u32 align, bool zero,
24 		     struct nvkm_memory **);
25 
26 
27 int nv04_instmem_new(struct nvkm_device *, int, struct nvkm_instmem **);
28 int nv40_instmem_new(struct nvkm_device *, int, struct nvkm_instmem **);
29 int nv50_instmem_new(struct nvkm_device *, int, struct nvkm_instmem **);
30 int gk20a_instmem_new(struct nvkm_device *, int, struct nvkm_instmem **);
31 #endif
32