| /* |
| * 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" |
| |
| #include "genxml/gen_macros.h" |
| #include "genxml/genX_pack.h" |
| |
| /* We reserve GPR 14 and 15 for conditional rendering */ |
| #define GEN_MI_BUILDER_NUM_ALLOC_GPRS 14 |
| #define __gen_get_batch_dwords anv_batch_emit_dwords |
| #define __gen_address_offset anv_address_add |
| #include "common/gen_mi_builder.h" |
| |
| VkResult genX(CreateQueryPool)( |
| VkDevice _device, |
| const VkQueryPoolCreateInfo* pCreateInfo, |
| const VkAllocationCallbacks* pAllocator, |
| VkQueryPool* pQueryPool) |
| { |
| ANV_FROM_HANDLE(anv_device, device, _device); |
| const struct anv_physical_device *pdevice = &device->instance->physicalDevice; |
| struct anv_query_pool *pool; |
| VkResult result; |
| |
| assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_QUERY_POOL_CREATE_INFO); |
| |
| /* Query pool slots are made up of some number of 64-bit values packed |
| * tightly together. The first 64-bit value is always the "available" bit |
| * which is 0 when the query is unavailable and 1 when it is available. |
| * The 64-bit values that follow are determined by the type of query. |
| */ |
| uint32_t uint64s_per_slot = 1; |
| |
| VkQueryPipelineStatisticFlags pipeline_statistics = 0; |
| switch (pCreateInfo->queryType) { |
| case VK_QUERY_TYPE_OCCLUSION: |
| /* Occlusion queries have two values: begin and end. */ |
| uint64s_per_slot += 2; |
| break; |
| case VK_QUERY_TYPE_TIMESTAMP: |
| /* Timestamps just have the one timestamp value */ |
| uint64s_per_slot += 1; |
| break; |
| case VK_QUERY_TYPE_PIPELINE_STATISTICS: |
| pipeline_statistics = pCreateInfo->pipelineStatistics; |
| /* We're going to trust this field implicitly so we need to ensure that |
| * no unhandled extension bits leak in. |
| */ |
| pipeline_statistics &= ANV_PIPELINE_STATISTICS_MASK; |
| |
| /* Statistics queries have a min and max for every statistic */ |
| uint64s_per_slot += 2 * util_bitcount(pipeline_statistics); |
| break; |
| case VK_QUERY_TYPE_TRANSFORM_FEEDBACK_STREAM_EXT: |
| /* Transform feedback queries are 4 values, begin/end for |
| * written/available. |
| */ |
| uint64s_per_slot += 4; |
| break; |
| default: |
| assert(!"Invalid query type"); |
| } |
| |
| 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->pipeline_statistics = pipeline_statistics; |
| pool->stride = uint64s_per_slot * sizeof(uint64_t); |
| pool->slots = pCreateInfo->queryCount; |
| |
| uint64_t size = pool->slots * pool->stride; |
| result = anv_bo_init_new(&pool->bo, device, size); |
| if (result != VK_SUCCESS) |
| goto fail; |
| |
| if (pdevice->supports_48bit_addresses) |
| pool->bo.flags |= EXEC_OBJECT_SUPPORTS_48B_ADDRESS; |
| |
| if (pdevice->use_softpin) |
| pool->bo.flags |= EXEC_OBJECT_PINNED; |
| |
| if (pdevice->has_exec_async) |
| pool->bo.flags |= EXEC_OBJECT_ASYNC; |
| |
| anv_vma_alloc(device, &pool->bo); |
| |
| /* For query pools, we set the caching mode to I915_CACHING_CACHED. On LLC |
| * platforms, this does nothing. On non-LLC platforms, this means snooping |
| * which comes at a slight cost. However, the buffers aren't big, won't be |
| * written frequently, and trying to handle the flushing manually without |
| * doing too much flushing is extremely painful. |
| */ |
| anv_gem_set_caching(device, pool->bo.gem_handle, I915_CACHING_CACHED); |
| |
| 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 genX(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(device, pool->bo.gem_handle, pool->bo.map, pool->bo.size); |
| anv_vma_free(device, &pool->bo); |
| anv_gem_close(device, pool->bo.gem_handle); |
| vk_free2(&device->alloc, pAllocator, pool); |
| } |
| |
| static struct anv_address |
| anv_query_address(struct anv_query_pool *pool, uint32_t query) |
| { |
| return (struct anv_address) { |
| .bo = &pool->bo, |
| .offset = query * pool->stride, |
| }; |
| } |
| |
| static void |
| cpu_write_query_result(void *dst_slot, VkQueryResultFlags flags, |
| uint32_t value_index, uint64_t result) |
| { |
| if (flags & VK_QUERY_RESULT_64_BIT) { |
| uint64_t *dst64 = dst_slot; |
| dst64[value_index] = result; |
| } else { |
| uint32_t *dst32 = dst_slot; |
| dst32[value_index] = result; |
| } |
| } |
| |
| static bool |
| query_is_available(uint64_t *slot) |
| { |
| return *(volatile uint64_t *)slot; |
| } |
| |
| static VkResult |
| wait_for_available(struct anv_device *device, |
| struct anv_query_pool *pool, uint64_t *slot) |
| { |
| while (true) { |
| if (query_is_available(slot)) |
| return VK_SUCCESS; |
| |
| int ret = anv_gem_busy(device, pool->bo.gem_handle); |
| if (ret == 1) { |
| /* The BO is still busy, keep waiting. */ |
| continue; |
| } else if (ret == -1) { |
| /* We don't know the real error. */ |
| return anv_device_set_lost(device, "gem wait failed: %m"); |
| } else { |
| assert(ret == 0); |
| /* The BO is no longer busy. */ |
| if (query_is_available(slot)) { |
| return VK_SUCCESS; |
| } else { |
| VkResult status = anv_device_query_status(device); |
| if (status != VK_SUCCESS) |
| return status; |
| |
| /* If we haven't seen availability yet, then we never will. This |
| * can only happen if we have a client error where they call |
| * GetQueryPoolResults on a query that they haven't submitted to |
| * the GPU yet. The spec allows us to do anything in this case, |
| * but returning VK_SUCCESS doesn't seem right and we shouldn't |
| * just keep spinning. |
| */ |
| return VK_NOT_READY; |
| } |
| } |
| } |
| } |
| |
| VkResult genX(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); |
| |
| assert(pool->type == VK_QUERY_TYPE_OCCLUSION || |
| pool->type == VK_QUERY_TYPE_PIPELINE_STATISTICS || |
| pool->type == VK_QUERY_TYPE_TIMESTAMP || |
| pool->type == VK_QUERY_TYPE_TRANSFORM_FEEDBACK_STREAM_EXT); |
| |
| if (anv_device_is_lost(device)) |
| return VK_ERROR_DEVICE_LOST; |
| |
| if (pData == NULL) |
| return VK_SUCCESS; |
| |
| void *data_end = pData + dataSize; |
| |
| VkResult status = VK_SUCCESS; |
| for (uint32_t i = 0; i < queryCount; i++) { |
| uint64_t *slot = pool->bo.map + (firstQuery + i) * pool->stride; |
| |
| /* Availability is always at the start of the slot */ |
| bool available = slot[0]; |
| |
| if (!available && (flags & VK_QUERY_RESULT_WAIT_BIT)) { |
| status = wait_for_available(device, pool, slot); |
| if (status != VK_SUCCESS) |
| return status; |
| |
| available = true; |
| } |
| |
| /* 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); |
| |
| uint32_t idx = 0; |
| switch (pool->type) { |
| case VK_QUERY_TYPE_OCCLUSION: |
| if (write_results) |
| cpu_write_query_result(pData, flags, idx, slot[2] - slot[1]); |
| idx++; |
| break; |
| |
| case VK_QUERY_TYPE_PIPELINE_STATISTICS: { |
| uint32_t statistics = pool->pipeline_statistics; |
| while (statistics) { |
| uint32_t stat = u_bit_scan(&statistics); |
| if (write_results) { |
| uint64_t result = slot[idx * 2 + 2] - slot[idx * 2 + 1]; |
| |
| /* WaDividePSInvocationCountBy4:HSW,BDW */ |
| if ((device->info.gen == 8 || device->info.is_haswell) && |
| (1 << stat) == VK_QUERY_PIPELINE_STATISTIC_FRAGMENT_SHADER_INVOCATIONS_BIT) |
| result >>= 2; |
| |
| cpu_write_query_result(pData, flags, idx, result); |
| } |
| idx++; |
| } |
| assert(idx == util_bitcount(pool->pipeline_statistics)); |
| break; |
| } |
| |
| case VK_QUERY_TYPE_TRANSFORM_FEEDBACK_STREAM_EXT: |
| if (write_results) |
| cpu_write_query_result(pData, flags, idx, slot[2] - slot[1]); |
| idx++; |
| if (write_results) |
| cpu_write_query_result(pData, flags, idx, slot[4] - slot[3]); |
| idx++; |
| break; |
| |
| case VK_QUERY_TYPE_TIMESTAMP: |
| if (write_results) |
| cpu_write_query_result(pData, flags, idx, slot[1]); |
| idx++; |
| break; |
| |
| default: |
| unreachable("invalid pool type"); |
| } |
| |
| if (!write_results) |
| status = VK_NOT_READY; |
| |
| if (flags & VK_QUERY_RESULT_WITH_AVAILABILITY_BIT) |
| cpu_write_query_result(pData, flags, idx, available); |
| |
| pData += stride; |
| if (pData >= data_end) |
| break; |
| } |
| |
| return status; |
| } |
| |
| static void |
| emit_ps_depth_count(struct anv_cmd_buffer *cmd_buffer, |
| struct anv_address addr) |
| { |
| anv_batch_emit(&cmd_buffer->batch, GENX(PIPE_CONTROL), pc) { |
| pc.DestinationAddressType = DAT_PPGTT; |
| pc.PostSyncOperation = WritePSDepthCount; |
| pc.DepthStallEnable = true; |
| pc.Address = addr; |
| |
| if (GEN_GEN == 9 && cmd_buffer->device->info.gt == 4) |
| pc.CommandStreamerStallEnable = true; |
| } |
| } |
| |
| static void |
| emit_query_mi_availability(struct gen_mi_builder *b, |
| struct anv_address addr, |
| bool available) |
| { |
| gen_mi_store(b, gen_mi_mem64(addr), gen_mi_imm(available)); |
| } |
| |
| static void |
| emit_query_pc_availability(struct anv_cmd_buffer *cmd_buffer, |
| struct anv_address addr, |
| bool available) |
| { |
| anv_batch_emit(&cmd_buffer->batch, GENX(PIPE_CONTROL), pc) { |
| pc.DestinationAddressType = DAT_PPGTT; |
| pc.PostSyncOperation = WriteImmediateData; |
| pc.Address = addr; |
| pc.ImmediateData = available; |
| } |
| } |
| |
| /** |
| * Goes through a series of consecutive query indices in the given pool |
| * setting all element values to 0 and emitting them as available. |
| */ |
| static void |
| emit_zero_queries(struct anv_cmd_buffer *cmd_buffer, |
| struct gen_mi_builder *b, struct anv_query_pool *pool, |
| uint32_t first_index, uint32_t num_queries) |
| { |
| switch (pool->type) { |
| case VK_QUERY_TYPE_OCCLUSION: |
| case VK_QUERY_TYPE_TIMESTAMP: |
| /* These queries are written with a PIPE_CONTROL so clear them using the |
| * PIPE_CONTROL as well so we don't have to synchronize between 2 types |
| * of operations. |
| */ |
| assert((pool->stride % 8) == 0); |
| for (uint32_t i = 0; i < num_queries; i++) { |
| struct anv_address slot_addr = |
| anv_query_address(pool, first_index + i); |
| |
| for (uint32_t qword = 1; qword < (pool->stride / 8); qword++) { |
| emit_query_pc_availability(cmd_buffer, |
| anv_address_add(slot_addr, qword * 8), |
| false); |
| } |
| emit_query_pc_availability(cmd_buffer, slot_addr, true); |
| } |
| break; |
| |
| case VK_QUERY_TYPE_PIPELINE_STATISTICS: |
| case VK_QUERY_TYPE_TRANSFORM_FEEDBACK_STREAM_EXT: |
| for (uint32_t i = 0; i < num_queries; i++) { |
| struct anv_address slot_addr = |
| anv_query_address(pool, first_index + i); |
| gen_mi_memset(b, anv_address_add(slot_addr, 8), 0, pool->stride - 8); |
| emit_query_mi_availability(b, slot_addr, true); |
| } |
| break; |
| |
| default: |
| unreachable("Unsupported query type"); |
| } |
| } |
| |
| void genX(CmdResetQueryPool)( |
| VkCommandBuffer commandBuffer, |
| VkQueryPool queryPool, |
| uint32_t firstQuery, |
| uint32_t queryCount) |
| { |
| ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, commandBuffer); |
| ANV_FROM_HANDLE(anv_query_pool, pool, queryPool); |
| |
| switch (pool->type) { |
| case VK_QUERY_TYPE_OCCLUSION: |
| case VK_QUERY_TYPE_TIMESTAMP: |
| for (uint32_t i = 0; i < queryCount; i++) { |
| emit_query_pc_availability(cmd_buffer, |
| anv_query_address(pool, firstQuery + i), |
| false); |
| } |
| break; |
| |
| case VK_QUERY_TYPE_PIPELINE_STATISTICS: |
| case VK_QUERY_TYPE_TRANSFORM_FEEDBACK_STREAM_EXT: { |
| struct gen_mi_builder b; |
| gen_mi_builder_init(&b, &cmd_buffer->batch); |
| |
| for (uint32_t i = 0; i < queryCount; i++) |
| emit_query_mi_availability(&b, anv_query_address(pool, firstQuery + i), false); |
| break; |
| } |
| |
| default: |
| unreachable("Unsupported query type"); |
| } |
| } |
| |
| void genX(ResetQueryPoolEXT)( |
| VkDevice _device, |
| VkQueryPool queryPool, |
| uint32_t firstQuery, |
| uint32_t queryCount) |
| { |
| ANV_FROM_HANDLE(anv_query_pool, pool, queryPool); |
| |
| for (uint32_t i = 0; i < queryCount; i++) { |
| uint64_t *slot = pool->bo.map + (firstQuery + i) * pool->stride; |
| *slot = 0; |
| } |
| } |
| |
| static const uint32_t vk_pipeline_stat_to_reg[] = { |
| GENX(IA_VERTICES_COUNT_num), |
| GENX(IA_PRIMITIVES_COUNT_num), |
| GENX(VS_INVOCATION_COUNT_num), |
| GENX(GS_INVOCATION_COUNT_num), |
| GENX(GS_PRIMITIVES_COUNT_num), |
| GENX(CL_INVOCATION_COUNT_num), |
| GENX(CL_PRIMITIVES_COUNT_num), |
| GENX(PS_INVOCATION_COUNT_num), |
| GENX(HS_INVOCATION_COUNT_num), |
| GENX(DS_INVOCATION_COUNT_num), |
| GENX(CS_INVOCATION_COUNT_num), |
| }; |
| |
| static void |
| emit_pipeline_stat(struct gen_mi_builder *b, uint32_t stat, |
| struct anv_address addr) |
| { |
| STATIC_ASSERT(ANV_PIPELINE_STATISTICS_MASK == |
| (1 << ARRAY_SIZE(vk_pipeline_stat_to_reg)) - 1); |
| |
| assert(stat < ARRAY_SIZE(vk_pipeline_stat_to_reg)); |
| gen_mi_store(b, gen_mi_mem64(addr), |
| gen_mi_reg64(vk_pipeline_stat_to_reg[stat])); |
| } |
| |
| static void |
| emit_xfb_query(struct gen_mi_builder *b, uint32_t stream, |
| struct anv_address addr) |
| { |
| assert(stream < MAX_XFB_STREAMS); |
| |
| gen_mi_store(b, gen_mi_mem64(anv_address_add(addr, 0)), |
| gen_mi_reg64(GENX(SO_NUM_PRIMS_WRITTEN0_num) + stream * 8)); |
| gen_mi_store(b, gen_mi_mem64(anv_address_add(addr, 16)), |
| gen_mi_reg64(GENX(SO_PRIM_STORAGE_NEEDED0_num) + stream * 8)); |
| } |
| |
| void genX(CmdBeginQuery)( |
| VkCommandBuffer commandBuffer, |
| VkQueryPool queryPool, |
| uint32_t query, |
| VkQueryControlFlags flags) |
| { |
| genX(CmdBeginQueryIndexedEXT)(commandBuffer, queryPool, query, flags, 0); |
| } |
| |
| void genX(CmdBeginQueryIndexedEXT)( |
| VkCommandBuffer commandBuffer, |
| VkQueryPool queryPool, |
| uint32_t query, |
| VkQueryControlFlags flags, |
| uint32_t index) |
| { |
| ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, commandBuffer); |
| ANV_FROM_HANDLE(anv_query_pool, pool, queryPool); |
| struct anv_address query_addr = anv_query_address(pool, query); |
| |
| struct gen_mi_builder b; |
| gen_mi_builder_init(&b, &cmd_buffer->batch); |
| |
| switch (pool->type) { |
| case VK_QUERY_TYPE_OCCLUSION: |
| emit_ps_depth_count(cmd_buffer, anv_address_add(query_addr, 8)); |
| break; |
| |
| case VK_QUERY_TYPE_PIPELINE_STATISTICS: { |
| /* TODO: This might only be necessary for certain stats */ |
| anv_batch_emit(&cmd_buffer->batch, GENX(PIPE_CONTROL), pc) { |
| pc.CommandStreamerStallEnable = true; |
| pc.StallAtPixelScoreboard = true; |
| } |
| |
| uint32_t statistics = pool->pipeline_statistics; |
| uint32_t offset = 8; |
| while (statistics) { |
| uint32_t stat = u_bit_scan(&statistics); |
| emit_pipeline_stat(&b, stat, anv_address_add(query_addr, offset)); |
| offset += 16; |
| } |
| break; |
| } |
| |
| case VK_QUERY_TYPE_TRANSFORM_FEEDBACK_STREAM_EXT: |
| anv_batch_emit(&cmd_buffer->batch, GENX(PIPE_CONTROL), pc) { |
| pc.CommandStreamerStallEnable = true; |
| pc.StallAtPixelScoreboard = true; |
| } |
| emit_xfb_query(&b, index, anv_address_add(query_addr, 8)); |
| break; |
| |
| default: |
| unreachable(""); |
| } |
| } |
| |
| void genX(CmdEndQuery)( |
| VkCommandBuffer commandBuffer, |
| VkQueryPool queryPool, |
| uint32_t query) |
| { |
| genX(CmdEndQueryIndexedEXT)(commandBuffer, queryPool, query, 0); |
| } |
| |
| void genX(CmdEndQueryIndexedEXT)( |
| VkCommandBuffer commandBuffer, |
| VkQueryPool queryPool, |
| uint32_t query, |
| uint32_t index) |
| { |
| ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, commandBuffer); |
| ANV_FROM_HANDLE(anv_query_pool, pool, queryPool); |
| struct anv_address query_addr = anv_query_address(pool, query); |
| |
| struct gen_mi_builder b; |
| gen_mi_builder_init(&b, &cmd_buffer->batch); |
| |
| switch (pool->type) { |
| case VK_QUERY_TYPE_OCCLUSION: |
| emit_ps_depth_count(cmd_buffer, anv_address_add(query_addr, 16)); |
| emit_query_pc_availability(cmd_buffer, query_addr, true); |
| break; |
| |
| case VK_QUERY_TYPE_PIPELINE_STATISTICS: { |
| /* TODO: This might only be necessary for certain stats */ |
| anv_batch_emit(&cmd_buffer->batch, GENX(PIPE_CONTROL), pc) { |
| pc.CommandStreamerStallEnable = true; |
| pc.StallAtPixelScoreboard = true; |
| } |
| |
| uint32_t statistics = pool->pipeline_statistics; |
| uint32_t offset = 16; |
| while (statistics) { |
| uint32_t stat = u_bit_scan(&statistics); |
| emit_pipeline_stat(&b, stat, anv_address_add(query_addr, offset)); |
| offset += 16; |
| } |
| |
| emit_query_mi_availability(&b, query_addr, true); |
| break; |
| } |
| |
| case VK_QUERY_TYPE_TRANSFORM_FEEDBACK_STREAM_EXT: |
| anv_batch_emit(&cmd_buffer->batch, GENX(PIPE_CONTROL), pc) { |
| pc.CommandStreamerStallEnable = true; |
| pc.StallAtPixelScoreboard = true; |
| } |
| |
| emit_xfb_query(&b, index, anv_address_add(query_addr, 16)); |
| emit_query_mi_availability(&b, query_addr, true); |
| break; |
| |
| default: |
| unreachable(""); |
| } |
| |
| /* When multiview is active the spec requires that N consecutive query |
| * indices are used, where N is the number of active views in the subpass. |
| * The spec allows that we only write the results to one of the queries |
| * but we still need to manage result availability for all the query indices. |
| * Since we only emit a single query for all active views in the |
| * first index, mark the other query indices as being already available |
| * with result 0. |
| */ |
| if (cmd_buffer->state.subpass && cmd_buffer->state.subpass->view_mask) { |
| const uint32_t num_queries = |
| util_bitcount(cmd_buffer->state.subpass->view_mask); |
| if (num_queries > 1) |
| emit_zero_queries(cmd_buffer, &b, pool, query + 1, num_queries - 1); |
| } |
| } |
| |
| #define TIMESTAMP 0x2358 |
| |
| void genX(CmdWriteTimestamp)( |
| VkCommandBuffer commandBuffer, |
| VkPipelineStageFlagBits pipelineStage, |
| VkQueryPool queryPool, |
| uint32_t query) |
| { |
| ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, commandBuffer); |
| ANV_FROM_HANDLE(anv_query_pool, pool, queryPool); |
| struct anv_address query_addr = anv_query_address(pool, query); |
| |
| assert(pool->type == VK_QUERY_TYPE_TIMESTAMP); |
| |
| struct gen_mi_builder b; |
| gen_mi_builder_init(&b, &cmd_buffer->batch); |
| |
| switch (pipelineStage) { |
| case VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT: |
| gen_mi_store(&b, gen_mi_mem64(anv_address_add(query_addr, 8)), |
| gen_mi_reg64(TIMESTAMP)); |
| break; |
| |
| default: |
| /* Everything else is bottom-of-pipe */ |
| anv_batch_emit(&cmd_buffer->batch, GENX(PIPE_CONTROL), pc) { |
| pc.DestinationAddressType = DAT_PPGTT; |
| pc.PostSyncOperation = WriteTimestamp; |
| pc.Address = anv_address_add(query_addr, 8); |
| |
| if (GEN_GEN == 9 && cmd_buffer->device->info.gt == 4) |
| pc.CommandStreamerStallEnable = true; |
| } |
| break; |
| } |
| |
| emit_query_pc_availability(cmd_buffer, query_addr, true); |
| |
| /* When multiview is active the spec requires that N consecutive query |
| * indices are used, where N is the number of active views in the subpass. |
| * The spec allows that we only write the results to one of the queries |
| * but we still need to manage result availability for all the query indices. |
| * Since we only emit a single query for all active views in the |
| * first index, mark the other query indices as being already available |
| * with result 0. |
| */ |
| if (cmd_buffer->state.subpass && cmd_buffer->state.subpass->view_mask) { |
| const uint32_t num_queries = |
| util_bitcount(cmd_buffer->state.subpass->view_mask); |
| if (num_queries > 1) |
| emit_zero_queries(cmd_buffer, &b, pool, query + 1, num_queries - 1); |
| } |
| } |
| |
| #if GEN_GEN > 7 || GEN_IS_HASWELL |
| |
| static void |
| gpu_write_query_result(struct gen_mi_builder *b, |
| struct anv_address dst_addr, |
| VkQueryResultFlags flags, |
| uint32_t value_index, |
| struct gen_mi_value query_result) |
| { |
| if (flags & VK_QUERY_RESULT_64_BIT) { |
| struct anv_address res_addr = anv_address_add(dst_addr, value_index * 8); |
| gen_mi_store(b, gen_mi_mem64(res_addr), query_result); |
| } else { |
| struct anv_address res_addr = anv_address_add(dst_addr, value_index * 4); |
| gen_mi_store(b, gen_mi_mem32(res_addr), query_result); |
| } |
| } |
| |
| static struct gen_mi_value |
| compute_query_result(struct gen_mi_builder *b, struct anv_address addr) |
| { |
| return gen_mi_isub(b, gen_mi_mem64(anv_address_add(addr, 8)), |
| gen_mi_mem64(anv_address_add(addr, 0))); |
| } |
| |
| void genX(CmdCopyQueryPoolResults)( |
| VkCommandBuffer commandBuffer, |
| VkQueryPool queryPool, |
| uint32_t firstQuery, |
| uint32_t queryCount, |
| VkBuffer destBuffer, |
| VkDeviceSize destOffset, |
| VkDeviceSize destStride, |
| VkQueryResultFlags flags) |
| { |
| ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, commandBuffer); |
| ANV_FROM_HANDLE(anv_query_pool, pool, queryPool); |
| ANV_FROM_HANDLE(anv_buffer, buffer, destBuffer); |
| |
| struct gen_mi_builder b; |
| gen_mi_builder_init(&b, &cmd_buffer->batch); |
| struct gen_mi_value result; |
| |
| /* If render target writes are ongoing, request a render target cache flush |
| * to ensure proper ordering of the commands from the 3d pipe and the |
| * command streamer. |
| */ |
| if (cmd_buffer->state.pending_pipe_bits & ANV_PIPE_RENDER_TARGET_BUFFER_WRITES) { |
| cmd_buffer->state.pending_pipe_bits |= |
| ANV_PIPE_RENDER_TARGET_CACHE_FLUSH_BIT; |
| } |
| |
| if ((flags & VK_QUERY_RESULT_WAIT_BIT) || |
| (cmd_buffer->state.pending_pipe_bits & ANV_PIPE_FLUSH_BITS) || |
| /* Occlusion & timestamp queries are written using a PIPE_CONTROL and |
| * because we're about to copy values from MI commands, we need to |
| * stall the command streamer to make sure the PIPE_CONTROL values have |
| * landed, otherwise we could see inconsistent values & availability. |
| * |
| * From the vulkan spec: |
| * |
| * "vkCmdCopyQueryPoolResults is guaranteed to see the effect of |
| * previous uses of vkCmdResetQueryPool in the same queue, without |
| * any additional synchronization." |
| */ |
| pool->type == VK_QUERY_TYPE_OCCLUSION || |
| pool->type == VK_QUERY_TYPE_TIMESTAMP) { |
| cmd_buffer->state.pending_pipe_bits |= ANV_PIPE_CS_STALL_BIT; |
| genX(cmd_buffer_apply_pipe_flushes)(cmd_buffer); |
| } |
| |
| struct anv_address dest_addr = anv_address_add(buffer->address, destOffset); |
| for (uint32_t i = 0; i < queryCount; i++) { |
| struct anv_address query_addr = anv_query_address(pool, firstQuery + i); |
| uint32_t idx = 0; |
| switch (pool->type) { |
| case VK_QUERY_TYPE_OCCLUSION: |
| result = compute_query_result(&b, anv_address_add(query_addr, 8)); |
| gpu_write_query_result(&b, dest_addr, flags, idx++, result); |
| break; |
| |
| case VK_QUERY_TYPE_PIPELINE_STATISTICS: { |
| uint32_t statistics = pool->pipeline_statistics; |
| while (statistics) { |
| uint32_t stat = u_bit_scan(&statistics); |
| |
| result = compute_query_result(&b, anv_address_add(query_addr, |
| idx * 16 + 8)); |
| |
| /* WaDividePSInvocationCountBy4:HSW,BDW */ |
| if ((cmd_buffer->device->info.gen == 8 || |
| cmd_buffer->device->info.is_haswell) && |
| (1 << stat) == VK_QUERY_PIPELINE_STATISTIC_FRAGMENT_SHADER_INVOCATIONS_BIT) { |
| result = gen_mi_ushr32_imm(&b, result, 2); |
| } |
| |
| gpu_write_query_result(&b, dest_addr, flags, idx++, result); |
| } |
| assert(idx == util_bitcount(pool->pipeline_statistics)); |
| break; |
| } |
| |
| case VK_QUERY_TYPE_TRANSFORM_FEEDBACK_STREAM_EXT: |
| result = compute_query_result(&b, anv_address_add(query_addr, 8)); |
| gpu_write_query_result(&b, dest_addr, flags, idx++, result); |
| result = compute_query_result(&b, anv_address_add(query_addr, 24)); |
| gpu_write_query_result(&b, dest_addr, flags, idx++, result); |
| break; |
| |
| case VK_QUERY_TYPE_TIMESTAMP: |
| result = gen_mi_mem64(anv_address_add(query_addr, 8)); |
| gpu_write_query_result(&b, dest_addr, flags, 0, result); |
| break; |
| |
| default: |
| unreachable("unhandled query type"); |
| } |
| |
| if (flags & VK_QUERY_RESULT_WITH_AVAILABILITY_BIT) { |
| gpu_write_query_result(&b, dest_addr, flags, idx, |
| gen_mi_mem64(query_addr)); |
| } |
| |
| dest_addr = anv_address_add(dest_addr, destStride); |
| } |
| } |
| |
| #else |
| void genX(CmdCopyQueryPoolResults)( |
| VkCommandBuffer commandBuffer, |
| VkQueryPool queryPool, |
| uint32_t firstQuery, |
| uint32_t queryCount, |
| VkBuffer destBuffer, |
| VkDeviceSize destOffset, |
| VkDeviceSize destStride, |
| VkQueryResultFlags flags) |
| { |
| anv_finishme("Queries not yet supported on Ivy Bridge"); |
| } |
| #endif |
