instmem.h

 1/* SPDX-License-Identifier: MIT */
 2#ifndef __NVKM_INSTMEM_H__
 3#define __NVKM_INSTMEM_H__
 4#include <core/subdev.h>
 5struct nvkm_memory;
 6
 7struct 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
29u32 nvkm_instmem_rd32(struct nvkm_instmem *, u32 addr);
30void nvkm_instmem_wr32(struct nvkm_instmem *, u32 addr, u32 data);
31int nvkm_instobj_new(struct nvkm_instmem *, u32 size, u32 align, bool zero, bool preserve,
32		     struct nvkm_memory **);
33int nvkm_instobj_wrap(struct nvkm_device *, struct nvkm_memory *, struct nvkm_memory **);
34
35int nv04_instmem_new(struct nvkm_device *, enum nvkm_subdev_type, int, struct nvkm_instmem **);
36int nv40_instmem_new(struct nvkm_device *, enum nvkm_subdev_type, int, struct nvkm_instmem **);
37int nv50_instmem_new(struct nvkm_device *, enum nvkm_subdev_type, int, struct nvkm_instmem **);
38int gk20a_instmem_new(struct nvkm_device *, enum nvkm_subdev_type, int, struct nvkm_instmem **);
39int gh100_instmem_new(struct nvkm_device *, enum nvkm_subdev_type, int, struct nvkm_instmem **);
40#endif