1#ifndef __NV50_SCREEN_H__
2#define __NV50_SCREEN_H__
3
4#include "nouveau/nouveau_screen.h"
5#include "nouveau/nouveau_fence.h"
6#include "nouveau/nouveau_mm.h"
7#include "nouveau/nouveau_heap.h"
8
9#include "nv50_winsys.h"
10#include "nv50_stateobj.h"
11
12#define NV50_TIC_MAX_ENTRIES 2048
13#define NV50_TSC_MAX_ENTRIES 2048
14
15/* doesn't count reserved slots (for auxiliary constants, immediates, etc.) */
16#define NV50_MAX_PIPE_CONSTBUFS 14
17
18struct nv50_context;
19
20#define NV50_CODE_BO_SIZE_LOG2 19
21
22#define NV50_SCREEN_RESIDENT_BO_COUNT 5
23
24struct nv50_blitctx;
25
26struct nv50_screen {
27   struct nouveau_screen base;
28
29   struct nv50_context *cur_ctx;
30
31   struct nouveau_bo *code;
32   struct nouveau_bo *uniforms;
33   struct nouveau_bo *txc; /* TIC (offset 0) and TSC (65536) */
34   struct nouveau_bo *stack_bo;
35   struct nouveau_bo *tls_bo;
36
37   unsigned TPs;
38   unsigned MPsInTP;
39   unsigned max_tls_space;
40   unsigned cur_tls_space;
41
42   struct nouveau_heap *vp_code_heap;
43   struct nouveau_heap *gp_code_heap;
44   struct nouveau_heap *fp_code_heap;
45
46   struct nv50_blitctx *blitctx;
47
48   struct {
49      void **entries;
50      int next;
51      uint32_t lock[NV50_TIC_MAX_ENTRIES / 32];
52   } tic;
53
54   struct {
55      void **entries;
56      int next;
57      uint32_t lock[NV50_TSC_MAX_ENTRIES / 32];
58   } tsc;
59
60   struct {
61      uint32_t *map;
62      struct nouveau_bo *bo;
63   } fence;
64
65   struct nouveau_object *sync;
66
67   struct nouveau_object *tesla;
68   struct nouveau_object *eng2d;
69   struct nouveau_object *m2mf;
70};
71
72static INLINE struct nv50_screen *
73nv50_screen(struct pipe_screen *screen)
74{
75   return (struct nv50_screen *)screen;
76}
77
78boolean nv50_blitctx_create(struct nv50_screen *);
79
80int nv50_screen_tic_alloc(struct nv50_screen *, void *);
81int nv50_screen_tsc_alloc(struct nv50_screen *, void *);
82
83static INLINE void
84nv50_resource_fence(struct nv04_resource *res, uint32_t flags)
85{
86   struct nv50_screen *screen = nv50_screen(res->base.screen);
87
88   if (res->mm) {
89      nouveau_fence_ref(screen->base.fence.current, &res->fence);
90      if (flags & NOUVEAU_BO_WR)
91         nouveau_fence_ref(screen->base.fence.current, &res->fence_wr);
92   }
93}
94
95static INLINE void
96nv50_resource_validate(struct nv04_resource *res, uint32_t flags)
97{
98   if (likely(res->bo)) {
99      if (flags & NOUVEAU_BO_WR)
100         res->status |= NOUVEAU_BUFFER_STATUS_GPU_WRITING;
101      if (flags & NOUVEAU_BO_RD)
102         res->status |= NOUVEAU_BUFFER_STATUS_GPU_READING;
103
104      nv50_resource_fence(res, flags);
105   }
106}
107
108struct nv50_format {
109   uint32_t rt;
110   uint32_t tic;
111   uint32_t vtx;
112   uint32_t usage;
113};
114
115extern const struct nv50_format nv50_format_table[];
116
117static INLINE void
118nv50_screen_tic_unlock(struct nv50_screen *screen, struct nv50_tic_entry *tic)
119{
120   if (tic->id >= 0)
121      screen->tic.lock[tic->id / 32] &= ~(1 << (tic->id % 32));
122}
123
124static INLINE void
125nv50_screen_tsc_unlock(struct nv50_screen *screen, struct nv50_tsc_entry *tsc)
126{
127   if (tsc->id >= 0)
128      screen->tsc.lock[tsc->id / 32] &= ~(1 << (tsc->id % 32));
129}
130
131static INLINE void
132nv50_screen_tic_free(struct nv50_screen *screen, struct nv50_tic_entry *tic)
133{
134   if (tic->id >= 0) {
135      screen->tic.entries[tic->id] = NULL;
136      screen->tic.lock[tic->id / 32] &= ~(1 << (tic->id % 32));
137   }
138}
139
140static INLINE void
141nv50_screen_tsc_free(struct nv50_screen *screen, struct nv50_tsc_entry *tsc)
142{
143   if (tsc->id >= 0) {
144      screen->tsc.entries[tsc->id] = NULL;
145      screen->tsc.lock[tsc->id / 32] &= ~(1 << (tsc->id % 32));
146   }
147}
148
149extern int nv50_tls_realloc(struct nv50_screen *screen, unsigned tls_space);
150
151#endif
152