src/mesa/drivers/dri/nouveau/nouveau_bufferobj.h

   1 #ifndef __NOUVEAU_BUFFEROBJ_H__
   2 #define __NOUVEAU_BUFFEROBJ_H__
   3
   4 #include "mtypes.h"
   5 #include "nouveau_mem.h"
   6
   7 #define NOUVEAU_BO_VRAM_OK (NOUVEAU_MEM_FB | NOUVEAU_MEM_FB_ACCEPTABLE)
   8 #define NOUVEAU_BO_GART_OK  (NOUVEAU_MEM_AGP | NOUVEAU_MEM_AGP_ACCEPTABLE)
   9
  10 typedef struct nouveau_bufferobj_region_t {
  11         uint32_t start;
  12         uint32_t end;
  13 } nouveau_bufferobj_region;
  14
  15 typedef struct nouveau_bufferobj_dirty_t {
  16         nouveau_bufferobj_region *dirty;
  17         int nr_dirty;
  18 } nouveau_bufferobj_dirty;
  19
  20 typedef struct nouveau_buffer_object_t {
  21         /* Base class, must be first */
  22         struct gl_buffer_object mesa;
  23
  24         GLboolean               mapped;
  25         GLenum                  usage;
  26
  27         /* Memory used for GPU access to the buffer*/
  28         GLuint                  gpu_mem_flags;
  29         nouveau_mem *           gpu_mem;
  30         nouveau_bufferobj_dirty gpu_dirty;
  31
  32         /* Memory used for CPU access to the buffer */
  33         GLuint                  cpu_mem_flags;
  34         nouveau_mem *           cpu_mem;
  35         GLvoid *                cpu_mem_sys;
  36         nouveau_bufferobj_dirty cpu_dirty;
  37 } nouveau_buffer_object;
  38
  39 extern void
  40 nouveau_bo_init_storage(GLcontext *ctx, GLuint valid_gpu_access,
  41                         GLsizeiptrARB size, const GLvoid *data, GLenum usage,
  42                         struct gl_buffer_object *bo);
  43
  44 extern GLboolean
  45 nouveau_bo_move_in(GLcontext *ctx, struct gl_buffer_object *bo);
  46
  47 extern GLboolean
  48 nouveau_bo_move_out(GLcontext *ctx, struct gl_buffer_object *bo);
  49
  50 extern void *
  51 nouveau_bo_map(GLcontext *ctx, GLenum usage, struct gl_buffer_object *bo);
  52
  53 extern void
  54 nouveau_bo_unmap(GLcontext *ctx, struct gl_buffer_object *bo);
  55
  56 extern uint32_t
  57 nouveau_bo_gpu_ref(GLcontext *ctx, struct gl_buffer_object *bo);
  58
  59 extern void
  60 nouveau_bo_dirty_linear(GLcontext *ctx, GLboolean on_card,
  61                         uint32_t offset, uint32_t size,
  62                         struct gl_buffer_object *bo);
  63
  64 extern void
  65 nouveau_bo_dirty_all(GLcontext *ctx, GLboolean on_card,
  66                      struct gl_buffer_object *bo);
  67
  68 extern GLuint
  69 nouveau_bo_upload_dirty(GLcontext *ctx, struct gl_buffer_object *bo);
  70
  71 extern GLuint
  72 nouveau_bo_download_dirty(GLcontext *ctx, struct gl_buffer_object *bo);
  73
  74 extern void
  75 nouveauInitBufferObjects(GLcontext *ctx);
  76
  77 #endif