src/amd/vulkan/winsys/amdgpu/radv_amdgpu_surface.c

   1 /*
   2  * Copyright © 2016 Red Hat.
   3  * Copyright © 2016 Bas Nieuwenhuizen
   4  *
   5  * based on amdgpu winsys.
   6  * Copyright © 2011 Marek Olšák <maraeo@gmail.com>
   7  * Copyright © 2015 Advanced Micro Devices, Inc.
   8  *
   9  * Permission is hereby granted, free of charge, to any person obtaining a
  10  * copy of this software and associated documentation files (the "Software"),
  11  * to deal in the Software without restriction, including without limitation
  12  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  13  * and/or sell copies of the Software, and to permit persons to whom the
  14  * Software is furnished to do so, subject to the following conditions:
  15  *
  16  * The above copyright notice and this permission notice (including the next
  17  * paragraph) shall be included in all copies or substantial portions of the
  18  * Software.
  19  *
  20  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  21  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  22  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  23  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  24  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  25  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  26  * IN THE SOFTWARE.
  27  */
  28
  29 #include <errno.h>
  30
  31 #include "radv_private.h"
  32 #include "addrlib/addrinterface.h"
  33 #include "util/bitset.h"
  34 #include "radv_amdgpu_winsys.h"
  35 #include "radv_amdgpu_surface.h"
  36 #include "sid.h"
  37
  38 #include "ac_surface.h"
  39
  40 static int radv_amdgpu_surface_sanity(const struct ac_surf_info *surf_info,
  41                                       const struct radeon_surf *surf)
  42 {
  43         unsigned type = RADEON_SURF_GET(surf->flags, TYPE);
  44
  45         if (!surf->blk_w || !surf->blk_h)
  46                 return -EINVAL;
  47
  48         switch (type) {
  49         case RADEON_SURF_TYPE_1D:
  50                 if (surf_info->height > 1)
  51                         return -EINVAL;
  52                 /* fall through */
  53         case RADEON_SURF_TYPE_2D:
  54         case RADEON_SURF_TYPE_CUBEMAP:
  55                 if (surf_info->depth > 1 || surf_info->array_size > 1)
  56                         return -EINVAL;
  57                 break;
  58         case RADEON_SURF_TYPE_3D:
  59                 if (surf_info->array_size > 1)
  60                         return -EINVAL;
  61                 break;
  62         case RADEON_SURF_TYPE_1D_ARRAY:
  63                 if (surf_info->height > 1)
  64                         return -EINVAL;
  65                 /* fall through */
  66         case RADEON_SURF_TYPE_2D_ARRAY:
  67                 if (surf_info->depth > 1)
  68                         return -EINVAL;
  69                 break;
  70         default:
  71                 return -EINVAL;
  72         }
  73         return 0;
  74 }
  75
  76 static int radv_amdgpu_winsys_surface_init(struct radeon_winsys *_ws,
  77                                            const struct ac_surf_info *surf_info,
  78                                            struct radeon_surf *surf)
  79 {
  80         struct radv_amdgpu_winsys *ws = radv_amdgpu_winsys(_ws);
  81         unsigned mode, type;
  82         int r;
  83
  84         r = radv_amdgpu_surface_sanity(surf_info, surf);
  85         if (r)
  86                 return r;
  87
  88         type = RADEON_SURF_GET(surf->flags, TYPE);
  89         mode = RADEON_SURF_GET(surf->flags, MODE);
  90
  91         struct ac_surf_config config;
  92
  93         memcpy(&config.info, surf_info, sizeof(config.info));
  94         config.is_3d = !!(type == RADEON_SURF_TYPE_3D);
  95         config.is_cube = !!(type == RADEON_SURF_TYPE_CUBEMAP);
  96
  97         return ac_compute_surface(ws->addrlib, &ws->info, &config, mode, surf);
  98 }
  99
 100 void radv_amdgpu_surface_init_functions(struct radv_amdgpu_winsys *ws)
 101 {
 102         ws->base.surface_init = radv_amdgpu_winsys_surface_init;
 103 }