1 /* SPDX-License-Identifier: MIT */
2 #ifndef __NVKM_FB_H__
3 #define __NVKM_FB_H__
4 #include <core/subdev.h>
5 #include <core/mm.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_fb_tile {
25 	struct nvkm_mm_node *tag;
26 	u32 addr;
27 	u32 limit;
28 	u32 pitch;
29 	u32 zcomp;
30 };
31 
32 struct nvkm_fb {
33 	const struct nvkm_fb_func *func;
34 	struct nvkm_subdev subdev;
35 
36 	struct nvkm_blob vpr_scrubber;
37 
38 	struct {
39 		struct page *flush_page;
40 		dma_addr_t flush_page_addr;
41 	} sysmem;
42 
43 	struct nvkm_ram *ram;
44 
45 	struct {
46 		struct mutex mutex; /* protects mm and nvkm_memory::tags */
47 		struct nvkm_mm mm;
48 	} tags;
49 
50 	struct {
51 		struct nvkm_fb_tile region[16];
52 		int regions;
53 	} tile;
54 
55 	u8 page;
56 
57 	struct nvkm_memory *mmu_rd;
58 	struct nvkm_memory *mmu_wr;
59 };
60 
61 int nvkm_fb_mem_unlock(struct nvkm_fb *);
62 
63 void nvkm_fb_tile_init(struct nvkm_fb *, int region, u32 addr, u32 size,
64 		       u32 pitch, u32 flags, struct nvkm_fb_tile *);
65 void nvkm_fb_tile_fini(struct nvkm_fb *, int region, struct nvkm_fb_tile *);
66 void nvkm_fb_tile_prog(struct nvkm_fb *, int region, struct nvkm_fb_tile *);
67 
68 int nv04_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
69 int nv10_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
70 int nv1a_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
71 int nv20_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
72 int nv25_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
73 int nv30_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
74 int nv35_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
75 int nv36_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
76 int nv40_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
77 int nv41_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
78 int nv44_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
79 int nv46_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
80 int nv47_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
81 int nv49_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
82 int nv4e_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
83 int nv50_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
84 int g84_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
85 int gt215_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
86 int mcp77_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
87 int mcp89_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
88 int gf100_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
89 int gf108_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
90 int gk104_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
91 int gk110_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
92 int gk20a_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
93 int gm107_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
94 int gm200_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
95 int gm20b_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
96 int gp100_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
97 int gp102_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
98 int gp10b_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
99 int gv100_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
100 int ga100_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
101 int ga102_fb_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_fb **);
102 
103 #include <subdev/bios.h>
104 #include <subdev/bios/ramcfg.h>
105 
106 struct nvkm_ram_data {
107 	struct list_head head;
108 	struct nvbios_ramcfg bios;
109 	u32 freq;
110 };
111 
112 enum nvkm_ram_type {
113 	NVKM_RAM_TYPE_UNKNOWN = 0,
114 	NVKM_RAM_TYPE_STOLEN,
115 	NVKM_RAM_TYPE_SGRAM,
116 	NVKM_RAM_TYPE_SDRAM,
117 	NVKM_RAM_TYPE_DDR1,
118 	NVKM_RAM_TYPE_DDR2,
119 	NVKM_RAM_TYPE_DDR3,
120 	NVKM_RAM_TYPE_GDDR2,
121 	NVKM_RAM_TYPE_GDDR3,
122 	NVKM_RAM_TYPE_GDDR4,
123 	NVKM_RAM_TYPE_GDDR5,
124 	NVKM_RAM_TYPE_GDDR5X,
125 	NVKM_RAM_TYPE_GDDR6,
126 	NVKM_RAM_TYPE_HBM2,
127 };
128 
129 struct nvkm_ram {
130 	const struct nvkm_ram_func *func;
131 	struct nvkm_fb *fb;
132 	enum nvkm_ram_type type;
133 	u64 size;
134 
135 #define NVKM_RAM_MM_SHIFT 12
136 #define NVKM_RAM_MM_ANY    (NVKM_MM_HEAP_ANY + 0)
137 #define NVKM_RAM_MM_NORMAL (NVKM_MM_HEAP_ANY + 1)
138 #define NVKM_RAM_MM_NOMAP  (NVKM_MM_HEAP_ANY + 2)
139 #define NVKM_RAM_MM_MIXED  (NVKM_MM_HEAP_ANY + 3)
140 	struct nvkm_mm vram;
141 	u64 stolen;
142 	struct mutex mutex;
143 
144 	int ranks;
145 	int parts;
146 	int part_mask;
147 
148 	u32 freq;
149 	u32 mr[16];
150 	u32 mr1_nuts;
151 
152 	struct nvkm_ram_data *next;
153 	struct nvkm_ram_data former;
154 	struct nvkm_ram_data xition;
155 	struct nvkm_ram_data target;
156 };
157 
158 int
159 nvkm_ram_get(struct nvkm_device *, u8 heap, u8 type, u8 page, u64 size,
160 	     bool contig, bool back, struct nvkm_memory **);
161 
162 struct nvkm_ram_func {
163 	u64 upper;
164 	u32 (*probe_fbp)(const struct nvkm_ram_func *, struct nvkm_device *,
165 			 int fbp, int *pltcs);
166 	u32 (*probe_fbp_amount)(const struct nvkm_ram_func *, u32 fbpao,
167 				struct nvkm_device *, int fbp, int *pltcs);
168 	u32 (*probe_fbpa_amount)(struct nvkm_device *, int fbpa);
169 	void *(*dtor)(struct nvkm_ram *);
170 	int (*init)(struct nvkm_ram *);
171 
172 	int (*calc)(struct nvkm_ram *, u32 freq);
173 	int (*prog)(struct nvkm_ram *);
174 	void (*tidy)(struct nvkm_ram *);
175 };
176 #endif
177