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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    struct anv_device device = {};
33    struct anv_block_pool pool;
34 
35    /* Create a pool with initial size smaller than the block allocated, so
36     * that it must grow in the first allocation.
37     */
38    const uint32_t block_size = 16 * 1024;
39    const uint32_t initial_size = block_size / 2;
40    const uint32_t _1Gb = 1024 * 1024 * 1024;
41 
42    test_device_info_init(&physical_device.info);
43    anv_device_set_physical(&device, &physical_device);
44    device.kmd_backend = anv_kmd_backend_get(INTEL_KMD_TYPE_STUB);
45    pthread_mutex_init(&device.mutex, NULL);
46    anv_bo_cache_init(&device.bo_cache, &device);
47    anv_block_pool_init(&pool, &device, "test", 4096, initial_size, _1Gb);
48    ASSERT(pool.size == initial_size);
49 
50    uint32_t padding;
51    int64_t offset;
52    VkResult result = anv_block_pool_alloc(&pool, block_size, &offset, &padding);
53    ASSERT(result == VK_SUCCESS);
54 
55    /* Pool will have grown at least space to fit the new allocation. */
56    ASSERT(pool.size > initial_size);
57    ASSERT(pool.size >= initial_size + block_size);
58 
59    /* The whole initial size is considered padding and the allocation should be
60     * right next to it.
61     */
62    ASSERT(padding == initial_size);
63    ASSERT(offset == initial_size);
64 
65    /* Use the memory to ensure it is valid. */
66    void *map = anv_block_pool_map(&pool, offset, block_size);
67    memset(map, 22, block_size);
68 
69    anv_block_pool_finish(&pool);
70    anv_bo_cache_finish(&device.bo_cache);
71    pthread_mutex_destroy(&device.mutex);
72 }
73