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/*
* Copyright © 2015 Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
#include <assert.h>
#include <stdbool.h>
#include <string.h>
#include <unistd.h>
#include <fcntl.h>
#include "anv_private.h"
VkResult anv_CreateQueryPool(
VkDevice _device,
const VkQueryPoolCreateInfo* pCreateInfo,
const VkAllocationCallbacks* pAllocator,
VkQueryPool* pQueryPool)
{
ANV_FROM_HANDLE(anv_device, device, _device);
struct anv_query_pool *pool;
VkResult result;
uint32_t slot_size;
uint64_t size;
assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_QUERY_POOL_CREATE_INFO);
switch (pCreateInfo->queryType) {
case VK_QUERY_TYPE_OCCLUSION:
case VK_QUERY_TYPE_TIMESTAMP:
break;
case VK_QUERY_TYPE_PIPELINE_STATISTICS:
return VK_ERROR_INCOMPATIBLE_DRIVER;
default:
assert(!"Invalid query type");
}
slot_size = sizeof(struct anv_query_pool_slot);
pool = vk_alloc2(&device->alloc, pAllocator, sizeof(*pool), 8,
VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
if (pool == NULL)
return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
pool->type = pCreateInfo->queryType;
pool->slots = pCreateInfo->queryCount;
size = pCreateInfo->queryCount * slot_size;
result = anv_bo_init_new(&pool->bo, device, size);
if (result != VK_SUCCESS)
goto fail;
pool->bo.map = anv_gem_mmap(device, pool->bo.gem_handle, 0, size, 0);
*pQueryPool = anv_query_pool_to_handle(pool);
return VK_SUCCESS;
fail:
vk_free2(&device->alloc, pAllocator, pool);
return result;
}
void anv_DestroyQueryPool(
VkDevice _device,
VkQueryPool _pool,
const VkAllocationCallbacks* pAllocator)
{
ANV_FROM_HANDLE(anv_device, device, _device);
ANV_FROM_HANDLE(anv_query_pool, pool, _pool);
if (!pool)
return;
anv_gem_munmap(pool->bo.map, pool->bo.size);
anv_gem_close(device, pool->bo.gem_handle);
vk_free2(&device->alloc, pAllocator, pool);
}
VkResult anv_GetQueryPoolResults(
VkDevice _device,
VkQueryPool queryPool,
uint32_t firstQuery,
uint32_t queryCount,
size_t dataSize,
void* pData,
VkDeviceSize stride,
VkQueryResultFlags flags)
{
ANV_FROM_HANDLE(anv_device, device, _device);
ANV_FROM_HANDLE(anv_query_pool, pool, queryPool);
int64_t timeout = INT64_MAX;
uint64_t result;
int ret;
assert(pool->type == VK_QUERY_TYPE_OCCLUSION ||
pool->type == VK_QUERY_TYPE_TIMESTAMP);
if (pData == NULL)
return VK_SUCCESS;
if (flags & VK_QUERY_RESULT_WAIT_BIT) {
ret = anv_gem_wait(device, pool->bo.gem_handle, &timeout);
if (ret == -1) {
/* We don't know the real error. */
return vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY,
"gem_wait failed %m");
}
}
void *data_end = pData + dataSize;
struct anv_query_pool_slot *slot = pool->bo.map;
if (!device->info.has_llc) {
uint64_t offset = firstQuery * sizeof(*slot);
uint64_t size = queryCount * sizeof(*slot);
anv_invalidate_range(pool->bo.map + offset,
MIN2(size, pool->bo.size - offset));
}
VkResult status = VK_SUCCESS;
for (uint32_t i = 0; i < queryCount; i++) {
bool available = slot[firstQuery + i].available;
/* From the Vulkan 1.0.42 spec:
*
* "If VK_QUERY_RESULT_WAIT_BIT and VK_QUERY_RESULT_PARTIAL_BIT are
* both not set then no result values are written to pData for
* queries that are in the unavailable state at the time of the call,
* and vkGetQueryPoolResults returns VK_NOT_READY. However,
* availability state is still written to pData for those queries if
* VK_QUERY_RESULT_WITH_AVAILABILITY_BIT is set."
*/
bool write_results = available || (flags & VK_QUERY_RESULT_PARTIAL_BIT);
if (write_results) {
switch (pool->type) {
case VK_QUERY_TYPE_OCCLUSION: {
result = slot[firstQuery + i].end - slot[firstQuery + i].begin;
break;
}
case VK_QUERY_TYPE_PIPELINE_STATISTICS:
unreachable("pipeline stats not supported");
case VK_QUERY_TYPE_TIMESTAMP: {
result = slot[firstQuery + i].begin;
break;
}
default:
unreachable("invalid pool type");
}
} else {
status = VK_NOT_READY;
}
if (flags & VK_QUERY_RESULT_64_BIT) {
uint64_t *dst = pData;
if (write_results)
dst[0] = result;
if (flags & VK_QUERY_RESULT_WITH_AVAILABILITY_BIT)
dst[1] = slot[firstQuery + i].available;
} else {
uint32_t *dst = pData;
if (result > UINT32_MAX)
result = UINT32_MAX;
if (write_results)
dst[0] = result;
if (flags & VK_QUERY_RESULT_WITH_AVAILABILITY_BIT)
dst[1] = slot[firstQuery + i].available;
}
pData += stride;
if (pData >= data_end)
break;
}
return status;
}
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