1/*
2 * Copyright © 2022 Imagination Technologies Ltd.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to deal
6 * in the Software without restriction, including without limitation the rights
7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8 * copies of the Software, and to permit persons to whom the Software is
9 * 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 THE
18 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21 * SOFTWARE.
22 */
23
24#include <assert.h>
25#include <stddef.h>
26#include <stdint.h>
27#include <vulkan/vulkan.h>
28
29#include "pvr_bo.h"
30#include "pvr_csb.h"
31#include "pvr_device_info.h"
32#include "pvr_private.h"
33#include "util/macros.h"
34#include "vk_log.h"
35#include "vk_object.h"
36
37VkResult pvr_CreateQueryPool(VkDevice _device,
38                             const VkQueryPoolCreateInfo *pCreateInfo,
39                             const VkAllocationCallbacks *pAllocator,
40                             VkQueryPool *pQueryPool)
41{
42   PVR_FROM_HANDLE(pvr_device, device, _device);
43   const uint32_t core_count = device->pdevice->dev_runtime_info.core_count;
44   const uint32_t query_size = pCreateInfo->queryCount * sizeof(uint32_t);
45   struct pvr_query_pool *pool;
46   uint64_t alloc_size;
47   VkResult result;
48
49   /* Vulkan 1.0 supports only occlusion, timestamp, and pipeline statistics
50    * query.
51    * We don't currently support timestamp queries.
52    * VkQueueFamilyProperties->timestampValidBits = 0.
53    * We don't currently support pipeline statistics queries.
54    * VkPhysicalDeviceFeatures->pipelineStatisticsQuery = false.
55    */
56   assert(!device->features.pipelineStatisticsQuery);
57   assert(pCreateInfo->queryType == VK_QUERY_TYPE_OCCLUSION);
58
59   pool = vk_object_alloc(&device->vk,
60                          pAllocator,
61                          sizeof(*pool),
62                          VK_OBJECT_TYPE_QUERY_POOL);
63   if (!pool)
64      return vk_error(device, VK_ERROR_OUT_OF_HOST_MEMORY);
65
66   pool->result_stride =
67      ALIGN_POT(query_size, PVRX(CR_ISP_OCLQRY_BASE_ADDR_ALIGNMENT));
68
69   /* Each Phantom writes to a separate offset within the vis test heap so
70    * allocate space for the total number of Phantoms.
71    */
72   alloc_size = pool->result_stride * core_count;
73
74   result = pvr_bo_alloc(device,
75                         device->heaps.vis_test_heap,
76                         alloc_size,
77                         PVRX(CR_ISP_OCLQRY_BASE_ADDR_ALIGNMENT),
78                         PVR_BO_ALLOC_FLAG_CPU_MAPPED,
79                         &pool->result_buffer);
80   if (result != VK_SUCCESS)
81      goto err_free_pool;
82
83   result = pvr_bo_alloc(device,
84                         device->heaps.vis_test_heap,
85                         query_size,
86                         sizeof(uint32_t),
87                         PVR_BO_ALLOC_FLAG_CPU_MAPPED,
88                         &pool->availability_buffer);
89   if (result != VK_SUCCESS)
90      goto err_free_result_buffer;
91
92   *pQueryPool = pvr_query_pool_to_handle(pool);
93
94   return VK_SUCCESS;
95
96err_free_result_buffer:
97   pvr_bo_free(device, pool->result_buffer);
98
99err_free_pool:
100   vk_object_free(&device->vk, pAllocator, pool);
101
102   return result;
103}
104
105void pvr_DestroyQueryPool(VkDevice _device,
106                          VkQueryPool queryPool,
107                          const VkAllocationCallbacks *pAllocator)
108{
109   PVR_FROM_HANDLE(pvr_query_pool, pool, queryPool);
110   PVR_FROM_HANDLE(pvr_device, device, _device);
111
112   pvr_bo_free(device, pool->availability_buffer);
113   pvr_bo_free(device, pool->result_buffer);
114
115   vk_object_free(&device->vk, pAllocator, pool);
116}
117
118VkResult pvr_GetQueryPoolResults(VkDevice _device,
119                                 VkQueryPool queryPool,
120                                 uint32_t firstQuery,
121                                 uint32_t queryCount,
122                                 size_t dataSize,
123                                 void *pData,
124                                 VkDeviceSize stride,
125                                 VkQueryResultFlags flags)
126{
127   assert(!"Unimplemented");
128   return VK_SUCCESS;
129}
130
131void pvr_CmdResetQueryPool(VkCommandBuffer commandBuffer,
132                           VkQueryPool queryPool,
133                           uint32_t firstQuery,
134                           uint32_t queryCount)
135{
136   assert(!"Unimplemented");
137}
138
139void pvr_CmdCopyQueryPoolResults(VkCommandBuffer commandBuffer,
140                                 VkQueryPool queryPool,
141                                 uint32_t firstQuery,
142                                 uint32_t queryCount,
143                                 VkBuffer dstBuffer,
144                                 VkDeviceSize dstOffset,
145                                 VkDeviceSize stride,
146                                 VkQueryResultFlags flags)
147{
148   assert(!"Unimplemented");
149}
150
151void pvr_CmdBeginQuery(VkCommandBuffer commandBuffer,
152                       VkQueryPool queryPool,
153                       uint32_t query,
154                       VkQueryControlFlags flags)
155{
156   assert(!"Unimplemented");
157}
158
159void pvr_CmdEndQuery(VkCommandBuffer commandBuffer,
160                     VkQueryPool queryPool,
161                     uint32_t query)
162{
163   assert(!"Unimplemented");
164}
165