src/gallium/drivers/nvc0/nvc0_resource.h

   1
   2 #ifndef __NVC0_RESOURCE_H__
   3 #define __NVC0_RESOURCE_H__
   4
   5 #include "util/u_transfer.h"
   6 #include "util/u_double_list.h"
   7 #define NOUVEAU_NVC0
   8 #include "nouveau/nouveau_winsys.h"
   9 #undef NOUVEAU_NVC0
  10
  11 #include "nvc0_fence.h"
  12
  13 struct pipe_resource;
  14 struct nouveau_bo;
  15
  16 /* Resources, if mapped into the GPU's address space, are guaranteed to
  17  * have constant virtual addresses.
  18  * The address of a resource will lie within the nouveau_bo referenced,
  19  * and this bo should be added to the memory manager's validation list.
  20  */
  21 struct nvc0_resource {
  22    struct pipe_resource base;
  23    const struct u_resource_vtbl *vtbl;
  24    uint64_t address;
  25
  26    uint8_t *data;
  27    struct nouveau_bo *bo;
  28    uint32_t offset;
  29
  30    uint8_t status;
  31    uint8_t domain;
  32    struct nvc0_fence *fence;
  33    struct list_head list;
  34 };
  35
  36 #define NVC0_TILE_H(m) (8 << ((m >> 4) & 0xf))
  37 #define NVC0_TILE_D(m) (1 << (m >> 8))
  38
  39 struct nvc0_miptree_level {
  40    int *image_offset;
  41    uint32_t pitch;
  42    uint32_t tile_mode;
  43 };
  44
  45 #define NVC0_MAX_TEXTURE_LEVELS 16
  46
  47 struct nvc0_miptree {
  48    struct nvc0_resource base;
  49    struct nvc0_miptree_level level[NVC0_MAX_TEXTURE_LEVELS];
  50    int image_nr;
  51    int total_size;
  52 };
  53
  54 static INLINE struct nvc0_miptree *
  55 nvc0_miptree(struct pipe_resource *pt)
  56 {
  57    return (struct nvc0_miptree *)pt;
  58 }
  59
  60 static INLINE struct nvc0_resource *
  61 nvc0_resource(struct pipe_resource *resource)
  62 {
  63    return (struct nvc0_resource *)resource;
  64 }
  65
  66 /* is resource mapped into the GPU's address space (i.e. VRAM or GART) ? */
  67 static INLINE boolean
  68 nvc0_resource_mapped_by_gpu(struct pipe_resource *resource)
  69 {
  70    return nvc0_resource(resource)->bo->offset != 0ULL;
  71 }
  72
  73 void
  74 nvc0_init_resource_functions(struct pipe_context *pcontext);
  75
  76 void
  77 nvc0_screen_init_resource_functions(struct pipe_screen *pscreen);
  78
  79 /* Internal functions:
  80  */
  81 struct pipe_resource *
  82 nvc0_miptree_create(struct pipe_screen *pscreen,
  83                     const struct pipe_resource *tmp);
  84
  85 struct pipe_resource *
  86 nvc0_miptree_from_handle(struct pipe_screen *pscreen,
  87                          const struct pipe_resource *template,
  88                          struct winsys_handle *whandle);
  89
  90 struct pipe_resource *
  91 nvc0_buffer_create(struct pipe_screen *pscreen,
  92                    const struct pipe_resource *templ);
  93
  94 struct pipe_resource *
  95 nvc0_user_buffer_create(struct pipe_screen *screen,
  96                         void *ptr,
  97                         unsigned bytes,
  98                         unsigned usage);
  99
 100
 101 struct pipe_surface *
 102 nvc0_miptree_surface_new(struct pipe_screen *pscreen, struct pipe_resource *pt,
 103                          unsigned face, unsigned level, unsigned zslice,
 104                          unsigned flags);
 105
 106 void
 107 nvc0_miptree_surface_del(struct pipe_surface *ps);
 108
 109 #endif