1 /* SPDX-License-Identifier: GPL-2.0 */
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_ram *ram;
37 	struct nvkm_mm tags;
38 
39 	struct {
40 		struct nvkm_fb_tile region[16];
41 		int regions;
42 	} tile;
43 
44 	u8 page;
45 
46 	struct nvkm_memory *mmu_rd;
47 	struct nvkm_memory *mmu_wr;
48 };
49 
50 void nvkm_fb_tile_init(struct nvkm_fb *, int region, u32 addr, u32 size,
51 		       u32 pitch, u32 flags, struct nvkm_fb_tile *);
52 void nvkm_fb_tile_fini(struct nvkm_fb *, int region, struct nvkm_fb_tile *);
53 void nvkm_fb_tile_prog(struct nvkm_fb *, int region, struct nvkm_fb_tile *);
54 
55 int nv04_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
56 int nv10_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
57 int nv1a_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
58 int nv20_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
59 int nv25_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
60 int nv30_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
61 int nv35_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
62 int nv36_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
63 int nv40_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
64 int nv41_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
65 int nv44_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
66 int nv46_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
67 int nv47_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
68 int nv49_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
69 int nv4e_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
70 int nv50_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
71 int g84_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
72 int gt215_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
73 int mcp77_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
74 int mcp89_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
75 int gf100_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
76 int gf108_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
77 int gk104_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
78 int gk20a_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
79 int gm107_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
80 int gm200_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
81 int gm20b_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
82 int gp100_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
83 int gp102_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
84 int gp10b_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
85 
86 #include <subdev/bios.h>
87 #include <subdev/bios/ramcfg.h>
88 
89 struct nvkm_ram_data {
90 	struct list_head head;
91 	struct nvbios_ramcfg bios;
92 	u32 freq;
93 };
94 
95 enum nvkm_ram_type {
96 	NVKM_RAM_TYPE_UNKNOWN = 0,
97 	NVKM_RAM_TYPE_STOLEN,
98 	NVKM_RAM_TYPE_SGRAM,
99 	NVKM_RAM_TYPE_SDRAM,
100 	NVKM_RAM_TYPE_DDR1,
101 	NVKM_RAM_TYPE_DDR2,
102 	NVKM_RAM_TYPE_DDR3,
103 	NVKM_RAM_TYPE_GDDR2,
104 	NVKM_RAM_TYPE_GDDR3,
105 	NVKM_RAM_TYPE_GDDR4,
106 	NVKM_RAM_TYPE_GDDR5
107 };
108 
109 struct nvkm_ram {
110 	const struct nvkm_ram_func *func;
111 	struct nvkm_fb *fb;
112 	enum nvkm_ram_type type;
113 	u64 size;
114 
115 #define NVKM_RAM_MM_SHIFT 12
116 #define NVKM_RAM_MM_ANY    (NVKM_MM_HEAP_ANY + 0)
117 #define NVKM_RAM_MM_NORMAL (NVKM_MM_HEAP_ANY + 1)
118 #define NVKM_RAM_MM_NOMAP  (NVKM_MM_HEAP_ANY + 2)
119 #define NVKM_RAM_MM_MIXED  (NVKM_MM_HEAP_ANY + 3)
120 	struct nvkm_mm vram;
121 	u64 stolen;
122 
123 	int ranks;
124 	int parts;
125 	int part_mask;
126 
127 	u32 freq;
128 	u32 mr[16];
129 	u32 mr1_nuts;
130 
131 	struct nvkm_ram_data *next;
132 	struct nvkm_ram_data former;
133 	struct nvkm_ram_data xition;
134 	struct nvkm_ram_data target;
135 };
136 
137 int
138 nvkm_ram_get(struct nvkm_device *, u8 heap, u8 type, u8 page, u64 size,
139 	     bool contig, bool back, struct nvkm_memory **);
140 
141 struct nvkm_ram_func {
142 	u64 upper;
143 	u32 (*probe_fbp)(const struct nvkm_ram_func *, struct nvkm_device *,
144 			 int fbp, int *pltcs);
145 	u32 (*probe_fbp_amount)(const struct nvkm_ram_func *, u32 fbpao,
146 				struct nvkm_device *, int fbp, int *pltcs);
147 	u32 (*probe_fbpa_amount)(struct nvkm_device *, int fbpa);
148 	void *(*dtor)(struct nvkm_ram *);
149 	int (*init)(struct nvkm_ram *);
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