1 /*
2 * Copyright © 2015 Intel Corporation
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 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * 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 NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
21 * IN THE SOFTWARE.
22 */
23
24 #include "anv_private.h"
25 #include "test_common.h"
26
27 void block_pool_grow_first_test(void);
28
block_pool_grow_first_test(void)29 void block_pool_grow_first_test(void)
30 {
31 struct anv_physical_device physical_device = {
32 .use_softpin = true,
33 };
34 struct anv_device device = {};
35 struct anv_block_pool pool;
36
37 /* Create a pool with initial size smaller than the block allocated, so
38 * that it must grow in the first allocation.
39 */
40 const uint32_t block_size = 16 * 1024;
41 const uint32_t initial_size = block_size / 2;
42
43 anv_device_set_physical(&device, &physical_device);
44 pthread_mutex_init(&device.mutex, NULL);
45 anv_bo_cache_init(&device.bo_cache, &device);
46 anv_block_pool_init(&pool, &device, "test", 4096, initial_size);
47 ASSERT(pool.size == initial_size);
48
49 uint32_t padding;
50 int32_t offset = anv_block_pool_alloc(&pool, block_size, &padding);
51
52 /* Pool will have grown at least space to fit the new allocation. */
53 ASSERT(pool.size > initial_size);
54 ASSERT(pool.size >= initial_size + block_size);
55
56 /* The whole initial size is considered padding and the allocation should be
57 * right next to it.
58 */
59 ASSERT(padding == initial_size);
60 ASSERT(offset == initial_size);
61
62 /* Use the memory to ensure it is valid. */
63 void *map = anv_block_pool_map(&pool, offset, block_size);
64 memset(map, 22, block_size);
65
66 anv_block_pool_finish(&pool);
67 anv_bo_cache_finish(&device.bo_cache);
68 pthread_mutex_destroy(&device.mutex);
69 }
70