src/mesa/drivers/dri/i965/intel_tiled_memcpy.h

   1 /*
   2  * Mesa 3-D graphics library
   3  *
   4  * Copyright 2012 Intel Corporation
   5  * Copyright 2013 Google
   6  *
   7  * Permission is hereby granted, free of charge, to any person obtaining a
   8  * copy of this software and associated documentation files (the
   9  * "Software"), to deal in the Software without restriction, including
  10  * without limitation the rights to use, copy, modify, merge, publish,
  11  * distribute, sublicense, and/or sell copies of the Software, and to
  12  * permit persons to whom the Software is furnished to do so, subject to
  13  * the following conditions:
  14  *
  15  * The above copyright notice and this permission notice (including the
  16  * next paragraph) shall be included in all copies or substantial portions
  17  * of the Software.
  18  *
  19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  20  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  21  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
  22  * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
  23  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  24  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  25  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  26  *
  27  * Authors:
  28  *    Chad Versace <chad.versace@linux.intel.com>
  29  *    Frank Henigman <fjhenigman@google.com>
  30  */
  31
  32 #ifndef INTEL_TILED_MEMCPY_H
  33 #define INTEL_TILED_MEMCPY_H
  34
  35 #include <stdint.h>
  36 #include "main/mtypes.h"
  37
  38 typedef void *(*mem_copy_fn)(void *dest, const void *src, size_t n);
  39
  40 void
  41 linear_to_tiled(uint32_t xt1, uint32_t xt2,
  42                 uint32_t yt1, uint32_t yt2,
  43                 char *dst, const char *src,
  44                 uint32_t dst_pitch, int32_t src_pitch,
  45                 bool has_swizzling,
  46                 enum isl_tiling tiling,
  47                 mem_copy_fn mem_copy);
  48
  49 void
  50 tiled_to_linear(uint32_t xt1, uint32_t xt2,
  51                 uint32_t yt1, uint32_t yt2,
  52                 char *dst, const char *src,
  53                 int32_t dst_pitch, uint32_t src_pitch,
  54                 bool has_swizzling,
  55                 enum isl_tiling tiling,
  56                 mem_copy_fn mem_copy);
  57
  58 bool intel_get_memcpy(mesa_format tiledFormat, GLenum format,
  59                       GLenum type, mem_copy_fn *mem_copy, uint32_t *cpp);
  60
  61 #endif /* INTEL_TILED_MEMCPY */