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 "util/bitset.h"
30#include "radv_amdgpu_surface.h"
31#include "radv_amdgpu_winsys.h"
32#include "radv_private.h"
33#include "sid.h"
34
35#include "ac_surface.h"
36
37static int
38radv_amdgpu_surface_sanity(const struct ac_surf_info *surf_info, const struct radeon_surf *surf)
39{
40   unsigned type = RADEON_SURF_GET(surf->flags, TYPE);
41
42   if (!surf->blk_w || !surf->blk_h)
43      return -EINVAL;
44
45   switch (type) {
46   case RADEON_SURF_TYPE_1D:
47      if (surf_info->height > 1)
48         return -EINVAL;
49      FALLTHROUGH;
50   case RADEON_SURF_TYPE_2D:
51   case RADEON_SURF_TYPE_CUBEMAP:
52      if (surf_info->depth > 1 || surf_info->array_size > 1)
53         return -EINVAL;
54      break;
55   case RADEON_SURF_TYPE_3D:
56      if (surf_info->array_size > 1)
57         return -EINVAL;
58      break;
59   case RADEON_SURF_TYPE_1D_ARRAY:
60      if (surf_info->height > 1)
61         return -EINVAL;
62      FALLTHROUGH;
63   case RADEON_SURF_TYPE_2D_ARRAY:
64      if (surf_info->depth > 1)
65         return -EINVAL;
66      break;
67   default:
68      return -EINVAL;
69   }
70   return 0;
71}
72
73static int
74radv_amdgpu_winsys_surface_init(struct radeon_winsys *_ws, const struct ac_surf_info *surf_info,
75                                struct radeon_surf *surf)
76{
77   struct radv_amdgpu_winsys *ws = radv_amdgpu_winsys(_ws);
78   unsigned mode, type;
79   int r;
80
81   r = radv_amdgpu_surface_sanity(surf_info, surf);
82   if (r)
83      return r;
84
85   type = RADEON_SURF_GET(surf->flags, TYPE);
86   mode = RADEON_SURF_GET(surf->flags, MODE);
87
88   struct ac_surf_config config;
89
90   memcpy(&config.info, surf_info, sizeof(config.info));
91   config.is_1d = type == RADEON_SURF_TYPE_1D || type == RADEON_SURF_TYPE_1D_ARRAY;
92   config.is_3d = type == RADEON_SURF_TYPE_3D;
93   config.is_cube = type == RADEON_SURF_TYPE_CUBEMAP;
94
95   return ac_compute_surface(ws->addrlib, &ws->info, &config, mode, surf);
96}
97
98void
99radv_amdgpu_surface_init_functions(struct radv_amdgpu_winsys *ws)
100{
101   ws->base.surface_init = radv_amdgpu_winsys_surface_init;
102}
103