src/gallium/drivers/nouveau/nv50/nv50_screen.h

   1 #ifndef __NV50_SCREEN_H__
   2 #define __NV50_SCREEN_H__
   3
   4 #include "nouveau_screen.h"
   5 #include "nouveau_fence.h"
   6 #include "nouveau_mm.h"
   7 #include "nouveau_heap.h"
   8
   9 #include "nv50/nv50_winsys.h"
  10 #include "nv50/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 #define NV50_MAX_VIEWPORTS 16
  25
  26 struct nv50_blitter;
  27
  28 struct nv50_screen {
  29    struct nouveau_screen base;
  30
  31    struct nv50_context *cur_ctx;
  32
  33    struct nouveau_bo *code;
  34    struct nouveau_bo *uniforms;
  35    struct nouveau_bo *txc; /* TIC (offset 0) and TSC (65536) */
  36    struct nouveau_bo *stack_bo;
  37    struct nouveau_bo *tls_bo;
  38
  39    unsigned TPs;
  40    unsigned MPsInTP;
  41    unsigned max_tls_space;
  42    unsigned cur_tls_space;
  43
  44    struct nouveau_heap *vp_code_heap;
  45    struct nouveau_heap *gp_code_heap;
  46    struct nouveau_heap *fp_code_heap;
  47
  48    struct nv50_blitter *blitter;
  49
  50    struct {
  51       void **entries;
  52       int next;
  53       uint32_t lock[NV50_TIC_MAX_ENTRIES / 32];
  54    } tic;
  55
  56    struct {
  57       void **entries;
  58       int next;
  59       uint32_t lock[NV50_TSC_MAX_ENTRIES / 32];
  60    } tsc;
  61
  62    struct {
  63       uint32_t *map;
  64       struct nouveau_bo *bo;
  65    } fence;
  66
  67    struct nouveau_object *sync;
  68
  69    struct nouveau_object *tesla;
  70    struct nouveau_object *eng2d;
  71    struct nouveau_object *m2mf;
  72 };
  73
  74 static INLINE struct nv50_screen *
  75 nv50_screen(struct pipe_screen *screen)
  76 {
  77    return (struct nv50_screen *)screen;
  78 }
  79
  80 boolean nv50_blitter_create(struct nv50_screen *);
  81 void nv50_blitter_destroy(struct nv50_screen *);
  82
  83 int nv50_screen_tic_alloc(struct nv50_screen *, void *);
  84 int nv50_screen_tsc_alloc(struct nv50_screen *, void *);
  85
  86 static INLINE void
  87 nv50_resource_fence(struct nv04_resource *res, uint32_t flags)
  88 {
  89    struct nv50_screen *screen = nv50_screen(res->base.screen);
  90
  91    if (res->mm) {
  92       nouveau_fence_ref(screen->base.fence.current, &res->fence);
  93       if (flags & NOUVEAU_BO_WR)
  94          nouveau_fence_ref(screen->base.fence.current, &res->fence_wr);
  95    }
  96 }
  97
  98 static INLINE void
  99 nv50_resource_validate(struct nv04_resource *res, uint32_t flags)
 100 {
 101    if (likely(res->bo)) {
 102       if (flags & NOUVEAU_BO_WR)
 103          res->status |= NOUVEAU_BUFFER_STATUS_GPU_WRITING |
 104             NOUVEAU_BUFFER_STATUS_DIRTY;
 105       if (flags & NOUVEAU_BO_RD)
 106          res->status |= NOUVEAU_BUFFER_STATUS_GPU_READING;
 107
 108       nv50_resource_fence(res, flags);
 109    }
 110 }
 111
 112 struct nv50_format {
 113    uint32_t rt;
 114    uint32_t tic;
 115    uint32_t vtx;
 116    uint32_t usage;
 117 };
 118
 119 extern const struct nv50_format nv50_format_table[];
 120
 121 static INLINE void
 122 nv50_screen_tic_unlock(struct nv50_screen *screen, struct nv50_tic_entry *tic)
 123 {
 124    if (tic->id >= 0)
 125       screen->tic.lock[tic->id / 32] &= ~(1 << (tic->id % 32));
 126 }
 127
 128 static INLINE void
 129 nv50_screen_tsc_unlock(struct nv50_screen *screen, struct nv50_tsc_entry *tsc)
 130 {
 131    if (tsc->id >= 0)
 132       screen->tsc.lock[tsc->id / 32] &= ~(1 << (tsc->id % 32));
 133 }
 134
 135 static INLINE void
 136 nv50_screen_tic_free(struct nv50_screen *screen, struct nv50_tic_entry *tic)
 137 {
 138    if (tic->id >= 0) {
 139       screen->tic.entries[tic->id] = NULL;
 140       screen->tic.lock[tic->id / 32] &= ~(1 << (tic->id % 32));
 141    }
 142 }
 143
 144 static INLINE void
 145 nv50_screen_tsc_free(struct nv50_screen *screen, struct nv50_tsc_entry *tsc)
 146 {
 147    if (tsc->id >= 0) {
 148       screen->tsc.entries[tsc->id] = NULL;
 149       screen->tsc.lock[tsc->id / 32] &= ~(1 << (tsc->id % 32));
 150    }
 151 }
 152
 153 extern int nv50_tls_realloc(struct nv50_screen *screen, unsigned tls_space);
 154
 155 #endif