nvc0_screen.h revision 6d1cdec3ba151168bfc3aef222fba6265dfb41fb 
1#ifndef __NVC0_SCREEN_H__
2#define __NVC0_SCREEN_H__
3
4#include "nouveau/nouveau_screen.h"
5#include "nouveau/nouveau_mm.h"
6#include "nouveau/nouveau_fence.h"
7#include "nouveau/nouveau_heap.h"
8
9#include "nvc0_winsys.h"
10#include "nvc0_stateobj.h"
11
12#define NVC0_TIC_MAX_ENTRIES 2048
13#define NVC0_TSC_MAX_ENTRIES 2048
14
15struct nvc0_context;
16
17#define NVC0_SCRATCH_SIZE (2 << 20)
18#define NVC0_SCRATCH_NR_BUFFERS 2
19
20#define NVC0_SCREEN_RESIDENT_BO_COUNT 5
21
22struct nvc0_blitctx;
23
24struct nvc0_screen {
25   struct nouveau_screen base;
26
27   struct nvc0_context *cur_ctx;
28
29   int num_occlusion_queries_active;
30
31   struct nouveau_bo *text;
32   struct nouveau_bo *uniforms;
33   struct nouveau_bo *tls;
34   struct nouveau_bo *txc; /* TIC (offset 0) and TSC (65536) */
35   struct nouveau_bo *vfetch_cache;
36
37   uint64_t tls_size;
38
39   struct nouveau_heap *text_heap;
40   struct nouveau_heap *lib_code; /* allocated from text_heap */
41
42   struct nvc0_blitctx *blitctx;
43
44   struct {
45      struct nouveau_bo *bo[NVC0_SCRATCH_NR_BUFFERS];
46      uint8_t *buf;
47      int index;
48      uint32_t offset;
49   } scratch;
50
51   struct {
52      void **entries;
53      int next;
54      uint32_t lock[NVC0_TIC_MAX_ENTRIES / 32];
55   } tic;
56
57   struct {
58      void **entries;
59      int next;
60      uint32_t lock[NVC0_TSC_MAX_ENTRIES / 32];
61   } tsc;
62
63   struct {
64      struct nouveau_bo *bo;
65      uint32_t *map;
66   } fence;
67
68   struct nouveau_mman *mm_VRAM_fe0;
69
70   struct nouveau_object *fermi;
71   struct nouveau_object *eng2d;
72   struct nouveau_object *m2mf;
73   struct nouveau_object *dijkstra;
74};
75
76static INLINE struct nvc0_screen *
77nvc0_screen(struct pipe_screen *screen)
78{
79   return (struct nvc0_screen *)screen;
80}
81
82boolean nvc0_blitctx_create(struct nvc0_screen *);
83
84void nvc0_screen_make_buffers_resident(struct nvc0_screen *);
85
86int nvc0_screen_tic_alloc(struct nvc0_screen *, void *);
87int nvc0_screen_tsc_alloc(struct nvc0_screen *, void *);
88
89static INLINE void
90nvc0_resource_fence(struct nv04_resource *res, uint32_t flags)
91{
92   struct nvc0_screen *screen = nvc0_screen(res->base.screen);
93
94   if (res->mm) {
95      nouveau_fence_ref(screen->base.fence.current, &res->fence);
96      if (flags & NOUVEAU_BO_WR)
97         nouveau_fence_ref(screen->base.fence.current, &res->fence_wr);
98   }
99}
100
101static INLINE void
102nvc0_resource_validate(struct nv04_resource *res, uint32_t flags)
103{
104   if (likely(res->bo)) {
105      if (flags & NOUVEAU_BO_WR)
106         res->status |= NOUVEAU_BUFFER_STATUS_GPU_WRITING;
107      if (flags & NOUVEAU_BO_RD)
108         res->status |= NOUVEAU_BUFFER_STATUS_GPU_READING;
109
110      nvc0_resource_fence(res, flags);
111   }
112}
113
114struct nvc0_format {
115   uint32_t rt;
116   uint32_t tic;
117   uint32_t vtx;
118   uint32_t usage;
119};
120
121extern const struct nvc0_format nvc0_format_table[];
122
123static INLINE void
124nvc0_screen_tic_unlock(struct nvc0_screen *screen, struct nv50_tic_entry *tic)
125{
126   if (tic->id >= 0)
127      screen->tic.lock[tic->id / 32] &= ~(1 << (tic->id % 32));
128}
129
130static INLINE void
131nvc0_screen_tsc_unlock(struct nvc0_screen *screen, struct nv50_tsc_entry *tsc)
132{
133   if (tsc->id >= 0)
134      screen->tsc.lock[tsc->id / 32] &= ~(1 << (tsc->id % 32));
135}
136
137static INLINE void
138nvc0_screen_tic_free(struct nvc0_screen *screen, struct nv50_tic_entry *tic)
139{
140   if (tic->id >= 0) {
141      screen->tic.entries[tic->id] = NULL;
142      screen->tic.lock[tic->id / 32] &= ~(1 << (tic->id % 32));
143   }
144}
145
146static INLINE void
147nvc0_screen_tsc_free(struct nvc0_screen *screen, struct nv50_tsc_entry *tsc)
148{
149   if (tsc->id >= 0) {
150      screen->tsc.entries[tsc->id] = NULL;
151      screen->tsc.lock[tsc->id / 32] &= ~(1 << (tsc->id % 32));
152   }
153}
154
155#endif
156