src/gallium/drivers/r600/r600_resource.h

   1 /*
   2  * Copyright 2010 Marek Olšák <maraeo@gmail.com
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * on the rights to use, copy, modify, merge, publish, distribute, sub
   8  * license, and/or sell copies of the Software, and to permit persons to whom
   9  * the Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
  18  * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
  19  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  20  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  21  * USE OR OTHER DEALINGS IN THE SOFTWARE.
  22  */
  23 #ifndef R600_RESOURCE_H
  24 #define R600_RESOURCE_H
  25
  26 #include "r600.h"
  27
  28 /* flag to indicate a resource is to be used as a transfer so should not be tiled */
  29 #define R600_RESOURCE_FLAG_TRANSFER             PIPE_RESOURCE_FLAG_DRV_PRIV
  30 #define R600_RESOURCE_FLAG_FLUSHED_DEPTH        (PIPE_RESOURCE_FLAG_DRV_PRIV << 1)
  31
  32 struct r600_transfer {
  33         struct pipe_transfer            transfer;
  34         struct r600_resource            *staging;
  35         unsigned                        offset;
  36 };
  37
  38 struct compute_memory_item;
  39
  40 struct r600_resource_global {
  41         struct r600_resource base;
  42         struct compute_memory_item *chunk;
  43 };
  44
  45 struct r600_texture {
  46         struct r600_resource            resource;
  47
  48         unsigned                        array_mode[PIPE_MAX_TEXTURE_LEVELS];
  49         unsigned                        pitch_override;
  50         unsigned                        size;
  51         unsigned                        tile_type;
  52         bool                            is_depth;
  53         bool                            is_rat;
  54         unsigned                        dirty_level_mask; /* each bit says if that mipmap is compressed */
  55         struct r600_texture             *flushed_depth_texture;
  56         boolean                         is_flushing_texture;
  57         struct radeon_surface           surface;
  58
  59         /* FMASK and CMASK can only be used with MSAA textures for now.
  60          * MSAA textures cannot have mipmaps. */
  61         unsigned                        fmask_offset, fmask_size, fmask_bank_height;
  62         unsigned                        cmask_offset, cmask_size, cmask_slice_tile_max;
  63 };
  64
  65 #define R600_TEX_IS_TILED(tex, level) ((tex)->array_mode[level] != V_038000_ARRAY_LINEAR_GENERAL && (tex)->array_mode[level] != V_038000_ARRAY_LINEAR_ALIGNED)
  66
  67 struct r600_fmask_info {
  68         unsigned size;
  69         unsigned alignment;
  70         unsigned bank_height;
  71 };
  72
  73 struct r600_cmask_info {
  74         unsigned size;
  75         unsigned alignment;
  76         unsigned slice_tile_max;
  77 };
  78
  79 struct r600_surface {
  80         struct pipe_surface             base;
  81
  82         bool color_initialized;
  83         bool depth_initialized;
  84
  85         /* Misc. color flags. */
  86         bool alphatest_bypass;
  87         bool export_16bpc;
  88
  89         /* Color registers. */
  90         unsigned cb_color_info;
  91         unsigned cb_color_base;
  92         unsigned cb_color_view;
  93         unsigned cb_color_size;         /* R600 only */
  94         unsigned cb_color_dim;          /* EG only */
  95         unsigned cb_color_pitch;        /* EG only */
  96         unsigned cb_color_slice;        /* EG only */
  97         unsigned cb_color_attrib;       /* EG only */
  98         unsigned cb_color_fmask;        /* CB_COLORn_FMASK (EG) or CB_COLORn_FRAG (r600) */
  99         unsigned cb_color_fmask_slice;  /* EG only */
 100         unsigned cb_color_cmask;        /* CB_COLORn_CMASK (EG) or CB_COLORn_TILE (r600) */
 101         unsigned cb_color_cmask_slice;  /* EG only */
 102         unsigned cb_color_mask;         /* R600 only */
 103         struct r600_resource *cb_buffer_fmask; /* Used for FMASK relocations. R600 only */
 104         struct r600_resource *cb_buffer_cmask; /* Used for CMASK relocations. R600 only */
 105
 106         /* DB registers. */
 107         unsigned db_depth_info;         /* DB_Z_INFO (EG) or DB_DEPTH_INFO (r600) */
 108         unsigned db_depth_base;         /* DB_Z_READ/WRITE_BASE (EG) or DB_DEPTH_BASE (r600) */
 109         unsigned db_depth_view;
 110         unsigned db_depth_size;
 111         unsigned db_depth_slice;        /* EG only */
 112         unsigned db_stencil_base;       /* EG only */
 113         unsigned db_stencil_info;       /* EG only */
 114         unsigned db_prefetch_limit;     /* R600 only */
 115 };
 116
 117 void r600_resource_destroy(struct pipe_screen *screen, struct pipe_resource *res);
 118 void r600_init_screen_resource_functions(struct pipe_screen *screen);
 119
 120 /* r600_texture */
 121 void r600_texture_get_fmask_info(struct r600_screen *rscreen,
 122                                  struct r600_texture *rtex,
 123                                  unsigned nr_samples,
 124                                  struct r600_fmask_info *out);
 125 void r600_texture_get_cmask_info(struct r600_screen *rscreen,
 126                                  struct r600_texture *rtex,
 127                                  struct r600_cmask_info *out);
 128 struct pipe_resource *r600_texture_create(struct pipe_screen *screen,
 129                                         const struct pipe_resource *templ);
 130 struct pipe_resource *r600_texture_from_handle(struct pipe_screen *screen,
 131                                                 const struct pipe_resource *base,
 132                                                 struct winsys_handle *whandle);
 133
 134 static INLINE struct r600_resource *r600_resource(struct pipe_resource *r)
 135 {
 136         return (struct r600_resource*)r;
 137 }
 138
 139 bool r600_init_flushed_depth_texture(struct pipe_context *ctx,
 140                                      struct pipe_resource *texture,
 141                                      struct r600_texture **staging);
 142
 143 /* r600_texture.c texture transfer functions. */
 144 struct pipe_transfer* r600_texture_get_transfer(struct pipe_context *ctx,
 145                                                 struct pipe_resource *texture,
 146                                                 unsigned level,
 147                                                 unsigned usage,
 148                                                 const struct pipe_box *box);
 149 void r600_texture_transfer_destroy(struct pipe_context *ctx,
 150                                    struct pipe_transfer *trans);
 151 void* r600_texture_transfer_map(struct pipe_context *ctx,
 152                                 struct pipe_transfer* transfer);
 153 void r600_texture_transfer_unmap(struct pipe_context *ctx,
 154                                  struct pipe_transfer* transfer);
 155
 156 #endif