Release 4.15 drivers/gpu/drm/nouveau/include/nvkm/subdev/fb.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __NVKM_FB_H__

#define __NVKM_FB_H__
#include <core/subdev.h>
#include <core/mm.h>

/* memory type/access flags, do not match hardware values */

#define NV_MEM_ACCESS_RO  1

#define NV_MEM_ACCESS_WO  2

#define NV_MEM_ACCESS_RW (NV_MEM_ACCESS_RO | NV_MEM_ACCESS_WO)

#define NV_MEM_ACCESS_SYS 4

#define NV_MEM_ACCESS_VM  8

#define NV_MEM_ACCESS_NOSNOOP 16


#define NV_MEM_TARGET_VRAM        0

#define NV_MEM_TARGET_PCI         1

#define NV_MEM_TARGET_PCI_NOSNOOP 2

#define NV_MEM_TARGET_VM          3

#define NV_MEM_TARGET_GART        4


#define NVKM_RAM_TYPE_VM 0x7f

#define NV_MEM_COMP_VM 0x03


struct nvkm_fb_tile {
	
struct nvkm_mm_node *tag;
	
u32 addr;
	
u32 limit;
	
u32 pitch;
	
u32 zcomp;
};


struct nvkm_fb {
	
const struct nvkm_fb_func *func;
	
struct nvkm_subdev subdev;

	
struct nvkm_ram *ram;
	
struct nvkm_mm tags;

	struct {
		
struct nvkm_fb_tile region[16];
		
int regions;
	
} tile;

	
u8 page;

	
struct nvkm_memory *mmu_rd;
	
struct nvkm_memory *mmu_wr;
};

void nvkm_fb_tile_init(struct nvkm_fb *, int region, u32 addr, u32 size,
		       u32 pitch, u32 flags, struct nvkm_fb_tile *);
void nvkm_fb_tile_fini(struct nvkm_fb *, int region, struct nvkm_fb_tile *);
void nvkm_fb_tile_prog(struct nvkm_fb *, int region, struct nvkm_fb_tile *);

int nv04_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
int nv10_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
int nv1a_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
int nv20_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
int nv25_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
int nv30_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
int nv35_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
int nv36_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
int nv40_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
int nv41_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
int nv44_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
int nv46_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
int nv47_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
int nv49_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
int nv4e_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
int nv50_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
int g84_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
int gt215_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
int mcp77_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
int mcp89_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
int gf100_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
int gf108_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
int gk104_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
int gk20a_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
int gm107_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
int gm200_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
int gm20b_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
int gp100_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
int gp102_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
int gp10b_fb_new(struct nvkm_device *, int, struct nvkm_fb **);

#include <subdev/bios.h>
#include <subdev/bios/ramcfg.h>


struct nvkm_ram_data {
	
struct list_head head;
	
struct nvbios_ramcfg bios;
	
u32 freq;
};


enum nvkm_ram_type {
	
NVKM_RAM_TYPE_UNKNOWN = 0,
	
NVKM_RAM_TYPE_STOLEN,
	
NVKM_RAM_TYPE_SGRAM,
	
NVKM_RAM_TYPE_SDRAM,
	
NVKM_RAM_TYPE_DDR1,
	
NVKM_RAM_TYPE_DDR2,
	
NVKM_RAM_TYPE_DDR3,
	
NVKM_RAM_TYPE_GDDR2,
	
NVKM_RAM_TYPE_GDDR3,
	
NVKM_RAM_TYPE_GDDR4,
	
NVKM_RAM_TYPE_GDDR5
};


struct nvkm_ram {
	
const struct nvkm_ram_func *func;
	
struct nvkm_fb *fb;
	
enum nvkm_ram_type type;
	
u64 size;


#define NVKM_RAM_MM_SHIFT 12

#define NVKM_RAM_MM_ANY    (NVKM_MM_HEAP_ANY + 0)

#define NVKM_RAM_MM_NORMAL (NVKM_MM_HEAP_ANY + 1)

#define NVKM_RAM_MM_NOMAP  (NVKM_MM_HEAP_ANY + 2)

#define NVKM_RAM_MM_MIXED  (NVKM_MM_HEAP_ANY + 3)
	
struct nvkm_mm vram;
	
u64 stolen;

	
int ranks;
	
int parts;
	
int part_mask;

	
u32 freq;
	
u32 mr[16];
	
u32 mr1_nuts;

	
struct nvkm_ram_data *next;
	
struct nvkm_ram_data former;
	
struct nvkm_ram_data xition;
	
struct nvkm_ram_data target;
};

int
nvkm_ram_get(struct nvkm_device *, u8 heap, u8 type, u8 page, u64 size,
	     bool contig, bool back, struct nvkm_memory **);


struct nvkm_ram_func {
	
u64 upper;
	
u32 (*probe_fbp)(const struct nvkm_ram_func *, struct nvkm_device *,
			 int fbp, int *pltcs);
	
u32 (*probe_fbp_amount)(const struct nvkm_ram_func *, u32 fbpao,
				struct nvkm_device *, int fbp, int *pltcs);
	
u32 (*probe_fbpa_amount)(struct nvkm_device *, int fbpa);
	
void *(*dtor)(struct nvkm_ram *);
	
int (*init)(struct nvkm_ram *);

	
int (*calc)(struct nvkm_ram *, u32 freq);
	
int (*prog)(struct nvkm_ram *);
	
void (*tidy)(struct nvkm_ram *);
};
#endif
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Directory: drivers/gpu/drm/nouveau/include/nvkm/subdev

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