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_blitctx;
  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    uint64_t tls_size;
  38
  39    struct nouveau_heap *vp_code_heap;
  40    struct nouveau_heap *gp_code_heap;
  41    struct nouveau_heap *fp_code_heap;
  42
  43    struct nv50_blitctx *blitctx;
  44
  45    struct {
  46       void **entries;
  47       int next;
  48       uint32_t lock[NV50_TIC_MAX_ENTRIES / 32];
  49    } tic;
  50
  51    struct {
  52       void **entries;
  53       int next;
  54       uint32_t lock[NV50_TSC_MAX_ENTRIES / 32];
  55    } tsc;
  56
  57    struct {
  58       uint32_t *map;
  59       struct nouveau_bo *bo;
  60    } fence;
  61
  62    struct nouveau_object *sync;
  63
  64    struct nouveau_object *tesla;
  65    struct nouveau_object *eng2d;
  66    struct nouveau_object *m2mf;
  67 };
  68
  69 static INLINE struct nv50_screen *
  70 nv50_screen(struct pipe_screen *screen)
  71 {
  72    return (struct nv50_screen *)screen;
  73 }
  74
  75 boolean nv50_blitctx_create(struct nv50_screen *);
  76
  77 int nv50_screen_tic_alloc(struct nv50_screen *, void *);
  78 int nv50_screen_tsc_alloc(struct nv50_screen *, void *);
  79
  80 static INLINE void
  81 nv50_resource_fence(struct nv04_resource *res, uint32_t flags)
  82 {
  83    struct nv50_screen *screen = nv50_screen(res->base.screen);
  84
  85    if (res->mm) {
  86       nouveau_fence_ref(screen->base.fence.current, &res->fence);
  87       if (flags & NOUVEAU_BO_WR)
  88          nouveau_fence_ref(screen->base.fence.current, &res->fence_wr);
  89    }
  90 }
  91
  92 static INLINE void
  93 nv50_resource_validate(struct nv04_resource *res, uint32_t flags)
  94 {
  95    if (likely(res->bo)) {
  96       if (flags & NOUVEAU_BO_WR)
  97          res->status |= NOUVEAU_BUFFER_STATUS_GPU_WRITING;
  98       if (flags & NOUVEAU_BO_RD)
  99          res->status |= NOUVEAU_BUFFER_STATUS_GPU_READING;
 100
 101       nv50_resource_fence(res, flags);
 102    }
 103 }
 104
 105 struct nv50_format {
 106    uint32_t rt;
 107    uint32_t tic;
 108    uint32_t vtx;
 109    uint32_t usage;
 110 };
 111
 112 extern const struct nv50_format nv50_format_table[];
 113
 114 static INLINE void
 115 nv50_screen_tic_unlock(struct nv50_screen *screen, struct nv50_tic_entry *tic)
 116 {
 117    if (tic->id >= 0)
 118       screen->tic.lock[tic->id / 32] &= ~(1 << (tic->id % 32));
 119 }
 120
 121 static INLINE void
 122 nv50_screen_tsc_unlock(struct nv50_screen *screen, struct nv50_tsc_entry *tsc)
 123 {
 124    if (tsc->id >= 0)
 125       screen->tsc.lock[tsc->id / 32] &= ~(1 << (tsc->id % 32));
 126 }
 127
 128 static INLINE void
 129 nv50_screen_tic_free(struct nv50_screen *screen, struct nv50_tic_entry *tic)
 130 {
 131    if (tic->id >= 0) {
 132       screen->tic.entries[tic->id] = NULL;
 133       screen->tic.lock[tic->id / 32] &= ~(1 << (tic->id % 32));
 134    }
 135 }
 136
 137 static INLINE void
 138 nv50_screen_tsc_free(struct nv50_screen *screen, struct nv50_tsc_entry *tsc)
 139 {
 140    if (tsc->id >= 0) {
 141       screen->tsc.entries[tsc->id] = NULL;
 142       screen->tsc.lock[tsc->id / 32] &= ~(1 << (tsc->id % 32));
 143    }
 144 }
 145
 146 #endif