src/gallium/drivers/nv50/nv50_resource.h

   1
   2 #ifndef __NV50_RESOURCE_H__
   3 #define __NV50_RESOURCE_H__
   4
   5 #include "util/u_transfer.h"
   6 #include "util/u_double_list.h"
   7
   8 #include "nouveau/nouveau_winsys.h"
   9 #include "nouveau/nouveau_buffer.h"
  10
  11 #ifndef __NVC0_RESOURCE_H__ /* make sure we don't use these in nvc0: */
  12
  13 void
  14 nv50_init_resource_functions(struct pipe_context *pcontext);
  15
  16 void
  17 nv50_screen_init_resource_functions(struct pipe_screen *pscreen);
  18
  19 #define NV50_RESOURCE_FLAG_VIDEO (NOUVEAU_RESOURCE_FLAG_DRV_PRIV << 0)
  20 #define NV50_RESOURCE_FLAG_NOALLOC (NOUVEAU_RESOURCE_FLAG_DRV_PRIV << 1)
  21
  22 #define NV50_TILE_SHIFT_X(m) 6
  23 #define NV50_TILE_SHIFT_Y(m) ((((m) >> 4) & 0xf) + 2)
  24 #define NV50_TILE_SHIFT_Z(m) ((((m) >> 8) & 0xf) + 0)
  25
  26 #define NV50_TILE_SIZE_X(m) 64
  27 #define NV50_TILE_SIZE_Y(m) ( 4 << (((m) >> 4) & 0xf))
  28 #define NV50_TILE_SIZE_Z(m) ( 1 << (((m) >> 8) & 0xf))
  29
  30 #define NV50_TILE_SIZE_2D(m) (NV50_TILE_SIZE_X(m) << NV50_TILE_SHIFT_Y(m))
  31
  32 #define NV50_TILE_SIZE(m) (NV50_TILE_SIZE_2D(m) << NV50_TILE_SHIFT_Z(m))
  33
  34 #endif /* __NVC0_RESOURCE_H__ */
  35
  36 uint32_t
  37 nv50_tex_choose_tile_dims_helper(unsigned nx, unsigned ny, unsigned nz);
  38
  39 struct nv50_miptree_level {
  40    uint32_t offset;
  41    uint32_t pitch;
  42    uint32_t tile_mode;
  43 };
  44
  45 #define NV50_MAX_TEXTURE_LEVELS 16
  46
  47 struct nv50_miptree {
  48    struct nv04_resource base;
  49    struct nv50_miptree_level level[NV50_MAX_TEXTURE_LEVELS];
  50    uint32_t total_size;
  51    uint32_t layer_stride;
  52    boolean layout_3d; /* TRUE if layer count varies with mip level */
  53    uint8_t ms_x;      /* log2 of number of samples in x/y dimension */
  54    uint8_t ms_y;
  55    uint8_t ms_mode;
  56 };
  57
  58 static INLINE struct nv50_miptree *
  59 nv50_miptree(struct pipe_resource *pt)
  60 {
  61    return (struct nv50_miptree *)pt;
  62 }
  63
  64
  65 #define NV50_TEXVIEW_SCALED_COORDS     (1 << 0)
  66 #define NV50_TEXVIEW_FILTER_MSAA8      (1 << 1)
  67 #define NV50_TEXVIEW_ACCESS_RESOLVE    (1 << 2)
  68
  69
  70 /* Internal functions:
  71  */
  72 boolean
  73 nv50_miptree_init_layout_linear(struct nv50_miptree *mt, unsigned pitch_align);
  74
  75 struct pipe_resource *
  76 nv50_miptree_create(struct pipe_screen *pscreen,
  77                     const struct pipe_resource *tmp);
  78
  79 void
  80 nv50_miptree_destroy(struct pipe_screen *pscreen, struct pipe_resource *pt);
  81
  82 struct pipe_resource *
  83 nv50_miptree_from_handle(struct pipe_screen *pscreen,
  84                          const struct pipe_resource *template,
  85                          struct winsys_handle *whandle);
  86
  87 boolean
  88 nv50_miptree_get_handle(struct pipe_screen *pscreen,
  89                         struct pipe_resource *pt,
  90                         struct winsys_handle *whandle);
  91
  92 struct nv50_surface {
  93    struct pipe_surface base;
  94    uint32_t offset;
  95    uint32_t width;
  96    uint16_t height;
  97    uint16_t depth;
  98 };
  99
 100 static INLINE struct nv50_surface *
 101 nv50_surface(struct pipe_surface *ps)
 102 {
 103    return (struct nv50_surface *)ps;
 104 }
 105
 106 static INLINE enum pipe_format
 107 nv50_zs_to_s_format(enum pipe_format format)
 108 {
 109    switch (format) {
 110    case PIPE_FORMAT_Z24_UNORM_S8_UINT: return PIPE_FORMAT_X24S8_UINT;
 111    case PIPE_FORMAT_S8_UINT_Z24_UNORM: return PIPE_FORMAT_S8X24_UINT;
 112    case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT: return PIPE_FORMAT_X32_S8X24_UINT;
 113    default:
 114       return format;
 115    }
 116 }
 117
 118 #ifndef __NVC0_RESOURCE_H__
 119
 120 unsigned
 121 nv50_mt_zslice_offset(const struct nv50_miptree *mt, unsigned l, unsigned z);
 122
 123 struct pipe_surface *
 124 nv50_miptree_surface_new(struct pipe_context *,
 125                          struct pipe_resource *,
 126                          const struct pipe_surface *templ);
 127
 128 void *
 129 nv50_miptree_transfer_map(struct pipe_context *pctx,
 130                           struct pipe_resource *res,
 131                           unsigned level,
 132                           unsigned usage,
 133                           const struct pipe_box *box,
 134                           struct pipe_transfer **ptransfer);
 135 void
 136 nv50_miptree_transfer_unmap(struct pipe_context *pcontext,
 137                             struct pipe_transfer *ptx);
 138
 139 #endif /* __NVC0_RESOURCE_H__ */
 140
 141 struct nv50_surface *
 142 nv50_surface_from_miptree(struct nv50_miptree *mt,
 143                           const struct pipe_surface *templ);
 144
 145 struct pipe_surface *
 146 nv50_surface_from_buffer(struct pipe_context *pipe,
 147                          struct pipe_resource *pt,
 148                          const struct pipe_surface *templ);
 149
 150 void
 151 nv50_surface_destroy(struct pipe_context *, struct pipe_surface *);
 152
 153 #endif /* __NV50_RESOURCE_H__ */