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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 "nouveau/nv_object.xml.h"
10 
11 #include "nvc0_winsys.h"
12 #include "nvc0_stateobj.h"
13 
14 #define NVC0_TIC_MAX_ENTRIES 2048
15 #define NVC0_TSC_MAX_ENTRIES 2048
16 
17 /* doesn't count reserved slots (for auxiliary constants, immediates, etc.) */
18 #define NVC0_MAX_PIPE_CONSTBUFS 14
19 
20 struct nvc0_context;
21 
22 struct nvc0_blitctx;
23 
24 struct 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 *uniform_bo;
33    struct nouveau_bo *tls;
34    struct nouveau_bo *txc; /* TIC (offset 0) and TSC (65536) */
35    struct nouveau_bo *poly_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       void **entries;
46       int next;
47       uint32_t lock[NVC0_TIC_MAX_ENTRIES / 32];
48    } tic;
49 
50    struct {
51       void **entries;
52       int next;
53       uint32_t lock[NVC0_TSC_MAX_ENTRIES / 32];
54    } tsc;
55 
56    struct {
57       struct nouveau_bo *bo;
58       uint32_t *map;
59    } fence;
60 
61    struct nouveau_mman *mm_VRAM_fe0;
62 
63    struct nouveau_object *eng3d; /* sqrt(1/2)|kepler> + sqrt(1/2)|fermi> */
64    struct nouveau_object *eng2d;
65    struct nouveau_object *m2mf;
66    struct nouveau_object *dijkstra;
67 };
68 
69 static INLINE struct nvc0_screen *
nvc0_screen(struct pipe_screen * screen)70 nvc0_screen(struct pipe_screen *screen)
71 {
72    return (struct nvc0_screen *)screen;
73 }
74 
75 boolean nvc0_blitctx_create(struct nvc0_screen *);
76 
77 void nvc0_screen_make_buffers_resident(struct nvc0_screen *);
78 
79 int nvc0_screen_tic_alloc(struct nvc0_screen *, void *);
80 int nvc0_screen_tsc_alloc(struct nvc0_screen *, void *);
81 
82 static INLINE void
nvc0_resource_fence(struct nv04_resource * res,uint32_t flags)83 nvc0_resource_fence(struct nv04_resource *res, uint32_t flags)
84 {
85    struct nvc0_screen *screen = nvc0_screen(res->base.screen);
86 
87    if (res->mm) {
88       nouveau_fence_ref(screen->base.fence.current, &res->fence);
89       if (flags & NOUVEAU_BO_WR)
90          nouveau_fence_ref(screen->base.fence.current, &res->fence_wr);
91    }
92 }
93 
94 static INLINE void
nvc0_resource_validate(struct nv04_resource * res,uint32_t flags)95 nvc0_resource_validate(struct nv04_resource *res, uint32_t flags)
96 {
97    if (likely(res->bo)) {
98       if (flags & NOUVEAU_BO_WR)
99          res->status |= NOUVEAU_BUFFER_STATUS_GPU_WRITING;
100       if (flags & NOUVEAU_BO_RD)
101          res->status |= NOUVEAU_BUFFER_STATUS_GPU_READING;
102 
103       nvc0_resource_fence(res, flags);
104    }
105 }
106 
107 struct nvc0_format {
108    uint32_t rt;
109    uint32_t tic;
110    uint32_t vtx;
111    uint32_t usage;
112 };
113 
114 extern const struct nvc0_format nvc0_format_table[];
115 
116 static INLINE void
nvc0_screen_tic_unlock(struct nvc0_screen * screen,struct nv50_tic_entry * tic)117 nvc0_screen_tic_unlock(struct nvc0_screen *screen, struct nv50_tic_entry *tic)
118 {
119    if (tic->id >= 0)
120       screen->tic.lock[tic->id / 32] &= ~(1 << (tic->id % 32));
121 }
122 
123 static INLINE void
nvc0_screen_tsc_unlock(struct nvc0_screen * screen,struct nv50_tsc_entry * tsc)124 nvc0_screen_tsc_unlock(struct nvc0_screen *screen, struct nv50_tsc_entry *tsc)
125 {
126    if (tsc->id >= 0)
127       screen->tsc.lock[tsc->id / 32] &= ~(1 << (tsc->id % 32));
128 }
129 
130 static INLINE void
nvc0_screen_tic_free(struct nvc0_screen * screen,struct nv50_tic_entry * tic)131 nvc0_screen_tic_free(struct nvc0_screen *screen, struct nv50_tic_entry *tic)
132 {
133    if (tic->id >= 0) {
134       screen->tic.entries[tic->id] = NULL;
135       screen->tic.lock[tic->id / 32] &= ~(1 << (tic->id % 32));
136    }
137 }
138 
139 static INLINE void
nvc0_screen_tsc_free(struct nvc0_screen * screen,struct nv50_tsc_entry * tsc)140 nvc0_screen_tsc_free(struct nvc0_screen *screen, struct nv50_tsc_entry *tsc)
141 {
142    if (tsc->id >= 0) {
143       screen->tsc.entries[tsc->id] = NULL;
144       screen->tsc.lock[tsc->id / 32] &= ~(1 << (tsc->id % 32));
145    }
146 }
147 
148 #endif
149