xref: /linux/drivers/gpu/drm/nouveau/include/nvkm/subdev/fb.h (revision b85d45947951d23cb22d90caecf4c1eb81342c96)
1 #ifndef __NVKM_FB_H__
2 #define __NVKM_FB_H__
3 #include <core/subdev.h>
4 
5 #include <subdev/mmu.h>
6 
7 /* memory type/access flags, do not match hardware values */
8 #define NV_MEM_ACCESS_RO  1
9 #define NV_MEM_ACCESS_WO  2
10 #define NV_MEM_ACCESS_RW (NV_MEM_ACCESS_RO | NV_MEM_ACCESS_WO)
11 #define NV_MEM_ACCESS_SYS 4
12 #define NV_MEM_ACCESS_VM  8
13 #define NV_MEM_ACCESS_NOSNOOP 16
14 
15 #define NV_MEM_TARGET_VRAM        0
16 #define NV_MEM_TARGET_PCI         1
17 #define NV_MEM_TARGET_PCI_NOSNOOP 2
18 #define NV_MEM_TARGET_VM          3
19 #define NV_MEM_TARGET_GART        4
20 
21 #define NVKM_RAM_TYPE_VM 0x7f
22 #define NV_MEM_COMP_VM 0x03
23 
24 struct nvkm_mem {
25 	struct drm_device *dev;
26 
27 	struct nvkm_vma bar_vma;
28 	struct nvkm_vma vma[2];
29 	u8  page_shift;
30 
31 	struct nvkm_mm_node *tag;
32 	struct list_head regions;
33 	dma_addr_t *pages;
34 	u32 memtype;
35 	u64 offset;
36 	u64 size;
37 	struct sg_table *sg;
38 };
39 
40 struct nvkm_fb_tile {
41 	struct nvkm_mm_node *tag;
42 	u32 addr;
43 	u32 limit;
44 	u32 pitch;
45 	u32 zcomp;
46 };
47 
48 struct nvkm_fb {
49 	const struct nvkm_fb_func *func;
50 	struct nvkm_subdev subdev;
51 
52 	struct nvkm_ram *ram;
53 
54 	struct {
55 		struct nvkm_fb_tile region[16];
56 		int regions;
57 	} tile;
58 };
59 
60 bool nvkm_fb_memtype_valid(struct nvkm_fb *, u32 memtype);
61 void nvkm_fb_tile_init(struct nvkm_fb *, int region, u32 addr, u32 size,
62 		       u32 pitch, u32 flags, struct nvkm_fb_tile *);
63 void nvkm_fb_tile_fini(struct nvkm_fb *, int region, struct nvkm_fb_tile *);
64 void nvkm_fb_tile_prog(struct nvkm_fb *, int region, struct nvkm_fb_tile *);
65 
66 int nv04_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
67 int nv10_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
68 int nv1a_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
69 int nv20_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
70 int nv25_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
71 int nv30_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
72 int nv35_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
73 int nv36_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
74 int nv40_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
75 int nv41_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
76 int nv44_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
77 int nv46_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
78 int nv47_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
79 int nv49_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
80 int nv4e_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
81 int nv50_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
82 int g84_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
83 int gt215_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
84 int mcp77_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
85 int mcp89_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
86 int gf100_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
87 int gk104_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
88 int gk20a_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
89 int gm107_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
90 
91 #include <subdev/bios.h>
92 #include <subdev/bios/ramcfg.h>
93 
94 struct nvkm_ram_data {
95 	struct list_head head;
96 	struct nvbios_ramcfg bios;
97 	u32 freq;
98 };
99 
100 enum nvkm_ram_type {
101 	NVKM_RAM_TYPE_UNKNOWN = 0,
102 	NVKM_RAM_TYPE_STOLEN,
103 	NVKM_RAM_TYPE_SGRAM,
104 	NVKM_RAM_TYPE_SDRAM,
105 	NVKM_RAM_TYPE_DDR1,
106 	NVKM_RAM_TYPE_DDR2,
107 	NVKM_RAM_TYPE_DDR3,
108 	NVKM_RAM_TYPE_GDDR2,
109 	NVKM_RAM_TYPE_GDDR3,
110 	NVKM_RAM_TYPE_GDDR4,
111 	NVKM_RAM_TYPE_GDDR5
112 };
113 
114 struct nvkm_ram {
115 	const struct nvkm_ram_func *func;
116 	struct nvkm_fb *fb;
117 	enum nvkm_ram_type type;
118 	u64 size;
119 
120 #define NVKM_RAM_MM_SHIFT 12
121 	struct nvkm_mm vram;
122 	struct nvkm_mm tags;
123 	u64 stolen;
124 
125 	int ranks;
126 	int parts;
127 	int part_mask;
128 
129 	u32 freq;
130 	u32 mr[16];
131 	u32 mr1_nuts;
132 
133 	struct nvkm_ram_data *next;
134 	struct nvkm_ram_data former;
135 	struct nvkm_ram_data xition;
136 	struct nvkm_ram_data target;
137 };
138 
139 struct nvkm_ram_func {
140 	void *(*dtor)(struct nvkm_ram *);
141 	int (*init)(struct nvkm_ram *);
142 
143 	int (*get)(struct nvkm_ram *, u64 size, u32 align, u32 size_nc,
144 		   u32 type, struct nvkm_mem **);
145 	void (*put)(struct nvkm_ram *, struct nvkm_mem **);
146 
147 	int (*calc)(struct nvkm_ram *, u32 freq);
148 	int (*prog)(struct nvkm_ram *);
149 	void (*tidy)(struct nvkm_ram *);
150 };
151 #endif
152