src/gallium/drivers/nv50/nv50_screen.h

   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
  18 struct nv50_context;
  19
  20 #define NV50_CODE_BO_SIZE_LOG2 19
  21
  22 #define NV50_SCREEN_RESIDENT_BO_COUNT 5
  23
  24 struct nv50_blitter;
  25
  26 struct 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_blitter *blitter;
  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
  72 static INLINE struct nv50_screen *
  73 nv50_screen(struct pipe_screen *screen)
  74 {
  75    return (struct nv50_screen *)screen;
  76 }
  77
  78 boolean nv50_blitter_create(struct nv50_screen *);
  79 void nv50_blitter_destroy(struct nv50_screen *);
  80
  81 int nv50_screen_tic_alloc(struct nv50_screen *, void *);
  82 int nv50_screen_tsc_alloc(struct nv50_screen *, void *);
  83
  84 static INLINE void
  85 nv50_resource_fence(struct nv04_resource *res, uint32_t flags)
  86 {
  87    struct nv50_screen *screen = nv50_screen(res->base.screen);
  88
  89    if (res->mm) {
  90       nouveau_fence_ref(screen->base.fence.current, &res->fence);
  91       if (flags & NOUVEAU_BO_WR)
  92          nouveau_fence_ref(screen->base.fence.current, &res->fence_wr);
  93    }
  94 }
  95
  96 static INLINE void
  97 nv50_resource_validate(struct nv04_resource *res, uint32_t flags)
  98 {
  99    if (likely(res->bo)) {
 100       if (flags & NOUVEAU_BO_WR)
 101          res->status |= NOUVEAU_BUFFER_STATUS_GPU_WRITING |
 102             NOUVEAU_BUFFER_STATUS_DIRTY;
 103       if (flags & NOUVEAU_BO_RD)
 104          res->status |= NOUVEAU_BUFFER_STATUS_GPU_READING;
 105
 106       nv50_resource_fence(res, flags);
 107    }
 108 }
 109
 110 struct nv50_format {
 111    uint32_t rt;
 112    uint32_t tic;
 113    uint32_t vtx;
 114    uint32_t usage;
 115 };
 116
 117 extern const struct nv50_format nv50_format_table[];
 118
 119 static INLINE void
 120 nv50_screen_tic_unlock(struct nv50_screen *screen, struct nv50_tic_entry *tic)
 121 {
 122    if (tic->id >= 0)
 123       screen->tic.lock[tic->id / 32] &= ~(1 << (tic->id % 32));
 124 }
 125
 126 static INLINE void
 127 nv50_screen_tsc_unlock(struct nv50_screen *screen, struct nv50_tsc_entry *tsc)
 128 {
 129    if (tsc->id >= 0)
 130       screen->tsc.lock[tsc->id / 32] &= ~(1 << (tsc->id % 32));
 131 }
 132
 133 static INLINE void
 134 nv50_screen_tic_free(struct nv50_screen *screen, struct nv50_tic_entry *tic)
 135 {
 136    if (tic->id >= 0) {
 137       screen->tic.entries[tic->id] = NULL;
 138       screen->tic.lock[tic->id / 32] &= ~(1 << (tic->id % 32));
 139    }
 140 }
 141
 142 static INLINE void
 143 nv50_screen_tsc_free(struct nv50_screen *screen, struct nv50_tsc_entry *tsc)
 144 {
 145    if (tsc->id >= 0) {
 146       screen->tsc.entries[tsc->id] = NULL;
 147       screen->tsc.lock[tsc->id / 32] &= ~(1 << (tsc->id % 32));
 148    }
 149 }
 150
 151 extern int nv50_tls_realloc(struct nv50_screen *screen, unsigned tls_space);
 152
 153 #endif