xref: /linux/drivers/gpu/drm/nouveau/include/nvkm/subdev/fb.h (revision 0883c2c06fb5bcf5b9e008270827e63c09a88c1e)
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 	struct nvkm_memory *mmu_rd;
60 	struct nvkm_memory *mmu_wr;
61 };
62 
63 bool nvkm_fb_memtype_valid(struct nvkm_fb *, u32 memtype);
64 void nvkm_fb_tile_init(struct nvkm_fb *, int region, u32 addr, u32 size,
65 		       u32 pitch, u32 flags, struct nvkm_fb_tile *);
66 void nvkm_fb_tile_fini(struct nvkm_fb *, int region, struct nvkm_fb_tile *);
67 void nvkm_fb_tile_prog(struct nvkm_fb *, int region, struct nvkm_fb_tile *);
68 
69 int nv04_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
70 int nv10_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
71 int nv1a_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
72 int nv20_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
73 int nv25_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
74 int nv30_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
75 int nv35_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
76 int nv36_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
77 int nv40_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
78 int nv41_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
79 int nv44_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
80 int nv46_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
81 int nv47_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
82 int nv49_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
83 int nv4e_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
84 int nv50_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
85 int g84_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
86 int gt215_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
87 int mcp77_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
88 int mcp89_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
89 int gf100_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
90 int gk104_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
91 int gk20a_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
92 int gm107_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
93 int gm200_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
94 
95 #include <subdev/bios.h>
96 #include <subdev/bios/ramcfg.h>
97 
98 struct nvkm_ram_data {
99 	struct list_head head;
100 	struct nvbios_ramcfg bios;
101 	u32 freq;
102 };
103 
104 enum nvkm_ram_type {
105 	NVKM_RAM_TYPE_UNKNOWN = 0,
106 	NVKM_RAM_TYPE_STOLEN,
107 	NVKM_RAM_TYPE_SGRAM,
108 	NVKM_RAM_TYPE_SDRAM,
109 	NVKM_RAM_TYPE_DDR1,
110 	NVKM_RAM_TYPE_DDR2,
111 	NVKM_RAM_TYPE_DDR3,
112 	NVKM_RAM_TYPE_GDDR2,
113 	NVKM_RAM_TYPE_GDDR3,
114 	NVKM_RAM_TYPE_GDDR4,
115 	NVKM_RAM_TYPE_GDDR5
116 };
117 
118 struct nvkm_ram {
119 	const struct nvkm_ram_func *func;
120 	struct nvkm_fb *fb;
121 	enum nvkm_ram_type type;
122 	u64 size;
123 
124 #define NVKM_RAM_MM_SHIFT 12
125 	struct nvkm_mm vram;
126 	struct nvkm_mm tags;
127 	u64 stolen;
128 
129 	int ranks;
130 	int parts;
131 	int part_mask;
132 
133 	u32 freq;
134 	u32 mr[16];
135 	u32 mr1_nuts;
136 
137 	struct nvkm_ram_data *next;
138 	struct nvkm_ram_data former;
139 	struct nvkm_ram_data xition;
140 	struct nvkm_ram_data target;
141 };
142 
143 struct nvkm_ram_func {
144 	void *(*dtor)(struct nvkm_ram *);
145 	int (*init)(struct nvkm_ram *);
146 
147 	int (*get)(struct nvkm_ram *, u64 size, u32 align, u32 size_nc,
148 		   u32 type, struct nvkm_mem **);
149 	void (*put)(struct nvkm_ram *, struct nvkm_mem **);
150 
151 	int (*calc)(struct nvkm_ram *, u32 freq);
152 	int (*prog)(struct nvkm_ram *);
153 	void (*tidy)(struct nvkm_ram *);
154 };
155 #endif
156