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 "../../winsys/radeon/drm/radeon_winsys.h"
  27 #include "../radeon/r600_pipe_common.h"
  28
  29 struct r600_screen;
  30 struct compute_memory_item;
  31
  32 struct r600_resource_global {
  33         struct r600_resource base;
  34         struct compute_memory_item *chunk;
  35 };
  36
  37 struct r600_surface {
  38         struct pipe_surface             base;
  39
  40         bool color_initialized;
  41         bool depth_initialized;
  42
  43         /* Misc. color flags. */
  44         bool alphatest_bypass;
  45         bool export_16bpc;
  46
  47         /* Color registers. */
  48         unsigned cb_color_info;
  49         unsigned cb_color_base;
  50         unsigned cb_color_view;
  51         unsigned cb_color_size;         /* R600 only */
  52         unsigned cb_color_dim;          /* EG only */
  53         unsigned cb_color_pitch;        /* EG only */
  54         unsigned cb_color_slice;        /* EG only */
  55         unsigned cb_color_attrib;       /* EG only */
  56         unsigned cb_color_fmask;        /* CB_COLORn_FMASK (EG) or CB_COLORn_FRAG (r600) */
  57         unsigned cb_color_fmask_slice;  /* EG only */
  58         unsigned cb_color_cmask;        /* CB_COLORn_CMASK (EG) or CB_COLORn_TILE (r600) */
  59         unsigned cb_color_cmask_slice;  /* EG only */
  60         unsigned cb_color_mask;         /* R600 only */
  61         struct r600_resource *cb_buffer_fmask; /* Used for FMASK relocations. R600 only */
  62         struct r600_resource *cb_buffer_cmask; /* Used for CMASK relocations. R600 only */
  63
  64         /* DB registers. */
  65         unsigned db_depth_info;         /* DB_Z_INFO (EG) or DB_DEPTH_INFO (r600) */
  66         unsigned db_depth_base;         /* DB_Z_READ/WRITE_BASE (EG) or DB_DEPTH_BASE (r600) */
  67         unsigned db_depth_view;
  68         unsigned db_depth_size;
  69         unsigned db_depth_slice;        /* EG only */
  70         unsigned db_stencil_base;       /* EG only */
  71         unsigned db_stencil_info;       /* EG only */
  72         unsigned db_prefetch_limit;     /* R600 only */
  73         unsigned pa_su_poly_offset_db_fmt_cntl;
  74
  75         unsigned                        htile_enabled;
  76         unsigned                        db_htile_surface;
  77         unsigned                        db_htile_data_base;
  78         unsigned                        db_preload_control;
  79 };
  80
  81 /* Return if the depth format can be read without the DB->CB copy on r6xx-r7xx. */
  82 static INLINE bool r600_can_read_depth(struct r600_texture *rtex)
  83 {
  84         return rtex->resource.b.b.nr_samples <= 1 &&
  85                (rtex->resource.b.b.format == PIPE_FORMAT_Z16_UNORM ||
  86                 rtex->resource.b.b.format == PIPE_FORMAT_Z32_FLOAT);
  87 }
  88
  89 #endif