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
  20 #define NV50_TILE_SHIFT_X(m) 6
  21 #define NV50_TILE_SHIFT_Y(m) ((((m) >> 4) & 0xf) + 2)
  22 #define NV50_TILE_SHIFT_Z(m) ((((m) >> 8) & 0xf) + 0)
  23
  24 #define NV50_TILE_SIZE_X(m) 64
  25 #define NV50_TILE_SIZE_Y(m) ( 4 << (((m) >> 4) & 0xf))
  26 #define NV50_TILE_SIZE_Z(m) ( 1 << (((m) >> 8) & 0xf))
  27
  28 #define NV50_TILE_SIZE_2D(m) (NV50_TILE_SIZE_X(m) << NV50_TILE_SHIFT_Y(m))
  29
  30 #define NV50_TILE_SIZE(m) (NV50_TILE_SIZE_2D(m) << NV50_TILE_SHIFT_Z(m))
  31
  32 #endif /* __NVC0_RESOURCE_H__ */
  33
  34 uint32_t
  35 nvc0_tex_choose_tile_dims(unsigned nx, unsigned ny, unsigned nz);
  36
  37
  38 struct nv50_miptree_level {
  39    uint32_t offset;
  40    uint32_t pitch;
  41    uint32_t tile_mode;
  42 };
  43
  44 #define NV50_MAX_TEXTURE_LEVELS 16
  45
  46 struct nv50_miptree {
  47    struct nv04_resource base;
  48    struct nv50_miptree_level level[NV50_MAX_TEXTURE_LEVELS];
  49    uint32_t total_size;
  50    uint32_t layer_stride;
  51    boolean layout_3d; /* TRUE if layer count varies with mip level */
  52    uint8_t ms_x;      /* log2 of number of samples in x/y dimension */
  53    uint8_t ms_y;
  54    uint8_t ms_mode;
  55 };
  56
  57 static INLINE struct nv50_miptree *
  58 nv50_miptree(struct pipe_resource *pt)
  59 {
  60    return (struct nv50_miptree *)pt;
  61 }
  62
  63
  64 #define NV50_TEXVIEW_SCALED_COORDS     (1 << 0)
  65 #define NV50_TEXVIEW_FILTER_MSAA8      (1 << 1)
  66
  67
  68 /* Internal functions:
  69  */
  70 boolean
  71 nv50_miptree_init_layout_linear(struct nv50_miptree *mt);
  72
  73 struct pipe_resource *
  74 nv50_miptree_create(struct pipe_screen *pscreen,
  75                     const struct pipe_resource *tmp);
  76
  77 void
  78 nv50_miptree_destroy(struct pipe_screen *pscreen, struct pipe_resource *pt);
  79
  80 struct pipe_resource *
  81 nv50_miptree_from_handle(struct pipe_screen *pscreen,
  82                          const struct pipe_resource *template,
  83                          struct winsys_handle *whandle);
  84
  85 boolean
  86 nv50_miptree_get_handle(struct pipe_screen *pscreen,
  87                         struct pipe_resource *pt,
  88                         struct winsys_handle *whandle);
  89
  90 struct nv50_surface {
  91    struct pipe_surface base;
  92    uint32_t offset;
  93    uint32_t width;
  94    uint16_t height;
  95    uint16_t depth;
  96 };
  97
  98 static INLINE struct nv50_surface *
  99 nv50_surface(struct pipe_surface *ps)
 100 {
 101    return (struct nv50_surface *)ps;
 102 }
 103
 104 static INLINE enum pipe_format
 105 nv50_zs_to_s_format(enum pipe_format format)
 106 {
 107    switch (format) {
 108    case PIPE_FORMAT_Z24_UNORM_S8_UINT: return PIPE_FORMAT_X24S8_UINT;
 109    case PIPE_FORMAT_S8_UINT_Z24_UNORM: return PIPE_FORMAT_S8X24_UINT;
 110    case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT: return PIPE_FORMAT_X32_S8X24_UINT;
 111    default:
 112       return format;
 113    }
 114 }
 115
 116 #ifndef __NVC0_RESOURCE_H__
 117
 118 unsigned
 119 nv50_mt_zslice_offset(const struct nv50_miptree *mt, unsigned l, unsigned z);
 120
 121 struct pipe_surface *
 122 nv50_miptree_surface_new(struct pipe_context *,
 123                          struct pipe_resource *,
 124                          const struct pipe_surface *templ);
 125
 126 void *
 127 nv50_miptree_transfer_map(struct pipe_context *pctx,
 128                           struct pipe_resource *res,
 129                           unsigned level,
 130                           unsigned usage,
 131                           const struct pipe_box *box,
 132                           struct pipe_transfer **ptransfer);
 133 void
 134 nv50_miptree_transfer_unmap(struct pipe_context *pcontext,
 135                             struct pipe_transfer *ptx);
 136
 137 #endif /* __NVC0_RESOURCE_H__ */
 138
 139 struct nv50_surface *
 140 nv50_surface_from_miptree(struct nv50_miptree *mt,
 141                           const struct pipe_surface *templ);
 142
 143 struct pipe_surface *
 144 nv50_surface_from_buffer(struct pipe_context *pipe,
 145                          struct pipe_resource *pt,
 146                          const struct pipe_surface *templ);
 147
 148 void
 149 nv50_surface_destroy(struct pipe_context *, struct pipe_surface *);
 150
 151 #endif /* __NV50_RESOURCE_H__ */