1#ifndef __NOUVEAU_FB_H__
2#define __NOUVEAU_FB_H__
3
4#include <core/subdev.h>
5#include <core/device.h>
6#include <core/mm.h>
7
8#include <subdev/vm.h>
9
10/* memory type/access flags, do not match hardware values */
11#define NV_MEM_ACCESS_RO 1
12#define NV_MEM_ACCESS_WO 2
13#define NV_MEM_ACCESS_RW (NV_MEM_ACCESS_RO | NV_MEM_ACCESS_WO)
14#define NV_MEM_ACCESS_SYS 4
15#define NV_MEM_ACCESS_VM 8
16#define NV_MEM_ACCESS_NOSNOOP 16
17
18#define NV_MEM_TARGET_VRAM 0
19#define NV_MEM_TARGET_PCI 1
20#define NV_MEM_TARGET_PCI_NOSNOOP 2
21#define NV_MEM_TARGET_VM 3
22#define NV_MEM_TARGET_GART 4
23
24#define NV_MEM_TYPE_VM 0x7f
25#define NV_MEM_COMP_VM 0x03
26
27struct nouveau_mem {
28 struct drm_device *dev;
29
30 struct nouveau_vma bar_vma;
31 struct nouveau_vma vma[2];
32 u8 page_shift;
33
34 struct nouveau_mm_node *tag;
35 struct list_head regions;
36#ifdef __NetBSD__
37 bus_dmamap_t pages;
38#else
39 dma_addr_t *pages;
40#endif
41 u32 memtype;
42 u64 offset;
43 u64 size;
44 struct sg_table *sg;
45};
46
47struct nouveau_fb_tile {
48 struct nouveau_mm_node *tag;
49 u32 addr;
50 u32 limit;
51 u32 pitch;
52 u32 zcomp;
53};
54
55struct nouveau_fb {
56 struct nouveau_subdev base;
57
58 bool (*memtype_valid)(struct nouveau_fb *, u32 memtype);
59
60 struct nouveau_ram *ram;
61
62 struct nouveau_mm vram;
63 struct nouveau_mm tags;
64
65 struct {
66 struct nouveau_fb_tile region[16];
67 int regions;
68 void (*init)(struct nouveau_fb *, int i, u32 addr, u32 size,
69 u32 pitch, u32 flags, struct nouveau_fb_tile *);
70 void (*comp)(struct nouveau_fb *, int i, u32 size, u32 flags,
71 struct nouveau_fb_tile *);
72 void (*fini)(struct nouveau_fb *, int i,
73 struct nouveau_fb_tile *);
74 void (*prog)(struct nouveau_fb *, int i,
75 struct nouveau_fb_tile *);
76 } tile;
77};
78
79static inline struct nouveau_fb *
80nouveau_fb(void *obj)
81{
82 /* fbram uses this before device subdev pointer is valid */
83 if (nv_iclass(obj, NV_SUBDEV_CLASS) &&
84 nv_subidx(obj) == NVDEV_SUBDEV_FB)
85 return obj;
86
87 return (void *)nv_device(obj)->subdev[NVDEV_SUBDEV_FB];
88}
89
90extern struct nouveau_oclass *nv04_fb_oclass;
91extern struct nouveau_oclass *nv10_fb_oclass;
92extern struct nouveau_oclass *nv1a_fb_oclass;
93extern struct nouveau_oclass *nv20_fb_oclass;
94extern struct nouveau_oclass *nv25_fb_oclass;
95extern struct nouveau_oclass *nv30_fb_oclass;
96extern struct nouveau_oclass *nv35_fb_oclass;
97extern struct nouveau_oclass *nv36_fb_oclass;
98extern struct nouveau_oclass *nv40_fb_oclass;
99extern struct nouveau_oclass *nv41_fb_oclass;
100extern struct nouveau_oclass *nv44_fb_oclass;
101extern struct nouveau_oclass *nv46_fb_oclass;
102extern struct nouveau_oclass *nv47_fb_oclass;
103extern struct nouveau_oclass *nv49_fb_oclass;
104extern struct nouveau_oclass *nv4e_fb_oclass;
105extern struct nouveau_oclass *nv50_fb_oclass;
106extern struct nouveau_oclass *nv84_fb_oclass;
107extern struct nouveau_oclass *nva3_fb_oclass;
108extern struct nouveau_oclass *nvaa_fb_oclass;
109extern struct nouveau_oclass *nvaf_fb_oclass;
110extern struct nouveau_oclass *nvc0_fb_oclass;
111extern struct nouveau_oclass *nve0_fb_oclass;
112extern struct nouveau_oclass *gk20a_fb_oclass;
113extern struct nouveau_oclass *gm107_fb_oclass;
114
115#include <subdev/bios/ramcfg.h>
116
117struct nouveau_ram_data {
118 struct nvbios_ramcfg bios;
119 u32 freq;
120};
121
122struct nouveau_ram {
123 struct nouveau_object base;
124 enum {
125 NV_MEM_TYPE_UNKNOWN = 0,
126 NV_MEM_TYPE_STOLEN,
127 NV_MEM_TYPE_SGRAM,
128 NV_MEM_TYPE_SDRAM,
129 NV_MEM_TYPE_DDR1,
130 NV_MEM_TYPE_DDR2,
131 NV_MEM_TYPE_DDR3,
132 NV_MEM_TYPE_GDDR2,
133 NV_MEM_TYPE_GDDR3,
134 NV_MEM_TYPE_GDDR4,
135 NV_MEM_TYPE_GDDR5
136 } type;
137 u64 stolen;
138 u64 size;
139 u32 tags;
140
141 int ranks;
142 int parts;
143
144 int (*get)(struct nouveau_fb *, u64 size, u32 align,
145 u32 size_nc, u32 type, struct nouveau_mem **);
146 void (*put)(struct nouveau_fb *, struct nouveau_mem **);
147
148 int (*calc)(struct nouveau_fb *, u32 freq);
149 int (*prog)(struct nouveau_fb *);
150 void (*tidy)(struct nouveau_fb *);
151 struct {
152 u8 version;
153 u32 data;
154 u8 size;
155 } rammap, ramcfg, timing;
156 u32 freq;
157 u32 mr[16];
158 u32 mr1_nuts;
159
160 struct nouveau_ram_data *next;
161 struct nouveau_ram_data former;
162 struct nouveau_ram_data xition;
163 struct nouveau_ram_data target;
164};
165
166#endif
167