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 "util/u_transfer.h"
  27
  28 struct r600_context;
  29 struct r600_screen;
  30
  31 /* This gets further specialized into either buffer or texture
  32  * structures. Use the vtbl struct to choose between the two
  33  * underlying implementations.
  34  */
  35 struct r600_resource {
  36         struct u_resource               base;
  37         struct radeon_ws_bo             *bo;
  38         u32                             domain;
  39         u32                             flink;
  40         u32                             size;
  41 };
  42
  43 struct r600_resource_texture {
  44         struct r600_resource            resource;
  45         unsigned long                   offset[PIPE_MAX_TEXTURE_LEVELS];
  46         unsigned long                   pitch[PIPE_MAX_TEXTURE_LEVELS];
  47         unsigned long                   width[PIPE_MAX_TEXTURE_LEVELS];
  48         unsigned long                   height[PIPE_MAX_TEXTURE_LEVELS];
  49         unsigned long                   layer_size[PIPE_MAX_TEXTURE_LEVELS];
  50         unsigned long                   pitch_override;
  51         unsigned long                   bpt;
  52         unsigned long                   size;
  53         unsigned                        tiled;
  54         unsigned                        array_mode;
  55         unsigned                        tile_type;
  56         unsigned                        depth;
  57         unsigned                        dirty;
  58         struct r600_resource_texture    *flushed_depth_texture;
  59 };
  60
  61 void r600_init_context_resource_functions(struct r600_context *r600);
  62 void r600_init_screen_resource_functions(struct pipe_screen *screen);
  63
  64 /* r600_buffer */
  65 u32 r600_domain_from_usage(unsigned usage);
  66
  67 /* r600_texture */
  68 struct pipe_resource *r600_texture_create(struct pipe_screen *screen,
  69                                         const struct pipe_resource *templ);
  70 struct pipe_resource *r600_texture_from_handle(struct pipe_screen *screen,
  71                                                 const struct pipe_resource *base,
  72                                                 struct winsys_handle *whandle);
  73
  74 #define R600_BUFFER_MAGIC 0xabcd1600
  75 #define R600_BUFFER_MAX_RANGES 32
  76
  77 struct r600_buffer_range {
  78         uint32_t start;
  79         uint32_t end;
  80 };
  81
  82 struct r600_resource_buffer {
  83         struct r600_resource r;
  84         uint32_t magic;
  85         void *user_buffer;
  86         struct r600_buffer_range ranges[R600_BUFFER_MAX_RANGES];
  87         unsigned num_ranges;
  88 };
  89
  90 /* r600_buffer */
  91 static INLINE struct r600_resource_buffer *r600_buffer(struct pipe_resource *buffer)
  92 {
  93         if (buffer) {
  94                 assert(((struct r600_resource_buffer *)buffer)->magic == R600_BUFFER_MAGIC);
  95                 return (struct r600_resource_buffer *)buffer;
  96     }
  97     return NULL;
  98 }
  99
 100 static INLINE boolean r600_buffer_is_user_buffer(struct pipe_resource *buffer)
 101 {
 102     return r600_buffer(buffer)->user_buffer ? TRUE : FALSE;
 103 }
 104
 105 int r600_texture_depth_flush(struct pipe_context *ctx,
 106                              struct pipe_resource *texture);
 107
 108 extern int (*r600_blit_uncompress_depth_ptr)(struct pipe_context *ctx, struct r600_resource_texture *texture);
 109 #endif