| /* |
| * Copyrigh 2016 Red Hat Inc. |
| * Based on anv: |
| * 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 "tu_private.h" |
| |
| #include <assert.h> |
| #include <fcntl.h> |
| #include <stdbool.h> |
| #include <string.h> |
| #include <unistd.h> |
| |
| #include "adreno_pm4.xml.h" |
| #include "adreno_common.xml.h" |
| #include "a6xx.xml.h" |
| |
| #include "nir/nir_builder.h" |
| #include "util/os_time.h" |
| |
| #include "tu_cs.h" |
| |
| #define NSEC_PER_SEC 1000000000ull |
| #define WAIT_TIMEOUT 5 |
| |
| /* Depending on the query type, there might be 2 integer values. |
| * eg. VK_QUERY_TYPE_TRANSFORM_FEEDBACK_STREAM_EXT |
| * values[0] : primitives written, values[1]: primitives generated |
| */ |
| struct PACKED slot_value { |
| uint64_t values[2]; |
| }; |
| |
| struct PACKED query_slot { |
| struct slot_value available; /* 0 when unavailable, 1 when available */ |
| struct slot_value result; |
| }; |
| |
| struct PACKED occlusion_query_slot { |
| struct query_slot common; |
| struct slot_value begin; |
| struct slot_value end; |
| }; |
| |
| /* The result of transform feedback queries is two integer values: |
| * common.result.values[0] is the count of primitives written, |
| * common.result.values[1] is the count of primitives generated. |
| * Also a result for each stream is stored at 4 slots respectively. |
| */ |
| struct PACKED primitive_query_slot { |
| struct query_slot common; |
| struct slot_value begin[4]; |
| struct slot_value end[4]; |
| }; |
| |
| /* Returns the IOVA of a given uint64_t field in a given slot of a query |
| * pool. */ |
| #define query_iova(type, pool, query, field, value_index) \ |
| pool->bo.iova + pool->stride * (query) + offsetof(type, field) + \ |
| offsetof(struct slot_value, values[value_index]) |
| |
| #define occlusion_query_iova(pool, query, field) \ |
| query_iova(struct occlusion_query_slot, pool, query, field, 0) |
| |
| #define primitive_query_iova(pool, query, field, i) \ |
| query_iova(struct primitive_query_slot, pool, query, field, i) |
| |
| #define query_available_iova(pool, query) \ |
| query_iova(struct query_slot, pool, query, available, 0) |
| |
| #define query_result_iova(pool, query, i) \ |
| query_iova(struct query_slot, pool, query, result, i) |
| |
| #define query_is_available(slot) slot->available.values[0] |
| |
| /* |
| * Returns a pointer to a given slot in a query pool. |
| */ |
| static void* slot_address(struct tu_query_pool *pool, uint32_t query) |
| { |
| return (char*)pool->bo.map + query * pool->stride; |
| } |
| |
| VkResult |
| tu_CreateQueryPool(VkDevice _device, |
| const VkQueryPoolCreateInfo *pCreateInfo, |
| const VkAllocationCallbacks *pAllocator, |
| VkQueryPool *pQueryPool) |
| { |
| TU_FROM_HANDLE(tu_device, device, _device); |
| assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_QUERY_POOL_CREATE_INFO); |
| assert(pCreateInfo->queryCount > 0); |
| |
| uint32_t slot_size; |
| switch (pCreateInfo->queryType) { |
| case VK_QUERY_TYPE_OCCLUSION: |
| slot_size = sizeof(struct occlusion_query_slot); |
| break; |
| case VK_QUERY_TYPE_TIMESTAMP: |
| slot_size = sizeof(struct query_slot); |
| break; |
| case VK_QUERY_TYPE_TRANSFORM_FEEDBACK_STREAM_EXT: |
| slot_size = sizeof(struct primitive_query_slot); |
| break; |
| case VK_QUERY_TYPE_PIPELINE_STATISTICS: |
| unreachable("Unimplemented query type"); |
| default: |
| assert(!"Invalid query type"); |
| } |
| |
| struct tu_query_pool *pool = |
| vk_object_alloc(&device->vk, pAllocator, sizeof(*pool), |
| VK_OBJECT_TYPE_QUERY_POOL); |
| if (!pool) |
| return vk_error(device->instance, VK_ERROR_OUT_OF_HOST_MEMORY); |
| |
| VkResult result = tu_bo_init_new(device, &pool->bo, |
| pCreateInfo->queryCount * slot_size); |
| if (result != VK_SUCCESS) { |
| vk_object_free(&device->vk, pAllocator, pool); |
| return result; |
| } |
| |
| result = tu_bo_map(device, &pool->bo); |
| if (result != VK_SUCCESS) { |
| tu_bo_finish(device, &pool->bo); |
| vk_object_free(&device->vk, pAllocator, pool); |
| return result; |
| } |
| |
| /* Initialize all query statuses to unavailable */ |
| memset(pool->bo.map, 0, pool->bo.size); |
| |
| pool->type = pCreateInfo->queryType; |
| pool->stride = slot_size; |
| pool->size = pCreateInfo->queryCount; |
| pool->pipeline_statistics = pCreateInfo->pipelineStatistics; |
| *pQueryPool = tu_query_pool_to_handle(pool); |
| |
| return VK_SUCCESS; |
| } |
| |
| void |
| tu_DestroyQueryPool(VkDevice _device, |
| VkQueryPool _pool, |
| const VkAllocationCallbacks *pAllocator) |
| { |
| TU_FROM_HANDLE(tu_device, device, _device); |
| TU_FROM_HANDLE(tu_query_pool, pool, _pool); |
| |
| if (!pool) |
| return; |
| |
| tu_bo_finish(device, &pool->bo); |
| vk_object_free(&device->vk, pAllocator, pool); |
| } |
| |
| static uint32_t |
| get_result_count(struct tu_query_pool *pool) |
| { |
| switch (pool->type) { |
| /* Occulusion and timestamp queries write one integer value */ |
| case VK_QUERY_TYPE_OCCLUSION: |
| case VK_QUERY_TYPE_TIMESTAMP: |
| return 1; |
| /* Transform feedback queries write two integer values */ |
| case VK_QUERY_TYPE_TRANSFORM_FEEDBACK_STREAM_EXT: |
| return 2; |
| default: |
| assert(!"Invalid query type"); |
| return 0; |
| } |
| } |
| |
| /* Wait on the the availability status of a query up until a timeout. */ |
| static VkResult |
| wait_for_available(struct tu_device *device, struct tu_query_pool *pool, |
| uint32_t query) |
| { |
| /* TODO: Use the MSM_IOVA_WAIT ioctl to wait on the available bit in a |
| * scheduler friendly way instead of busy polling once the patch has landed |
| * upstream. */ |
| struct query_slot *slot = slot_address(pool, query); |
| uint64_t abs_timeout = os_time_get_absolute_timeout( |
| WAIT_TIMEOUT * NSEC_PER_SEC); |
| while(os_time_get_nano() < abs_timeout) { |
| if (query_is_available(slot)) |
| return VK_SUCCESS; |
| } |
| return vk_error(device->instance, VK_TIMEOUT); |
| } |
| |
| /* Writes a query value to a buffer from the CPU. */ |
| static void |
| write_query_value_cpu(char* base, |
| uint32_t offset, |
| uint64_t value, |
| VkQueryResultFlags flags) |
| { |
| if (flags & VK_QUERY_RESULT_64_BIT) { |
| *(uint64_t*)(base + (offset * sizeof(uint64_t))) = value; |
| } else { |
| *(uint32_t*)(base + (offset * sizeof(uint32_t))) = value; |
| } |
| } |
| |
| static VkResult |
| get_query_pool_results(struct tu_device *device, |
| struct tu_query_pool *pool, |
| uint32_t firstQuery, |
| uint32_t queryCount, |
| size_t dataSize, |
| void *pData, |
| VkDeviceSize stride, |
| VkQueryResultFlags flags) |
| { |
| assert(dataSize >= stride * queryCount); |
| |
| char *result_base = pData; |
| VkResult result = VK_SUCCESS; |
| for (uint32_t i = 0; i < queryCount; i++) { |
| uint32_t query = firstQuery + i; |
| struct query_slot *slot = slot_address(pool, query); |
| bool available = query_is_available(slot); |
| uint32_t result_count = get_result_count(pool); |
| |
| if ((flags & VK_QUERY_RESULT_WAIT_BIT) && !available) { |
| VkResult wait_result = wait_for_available(device, pool, query); |
| if (wait_result != VK_SUCCESS) |
| return wait_result; |
| available = true; |
| } else if (!(flags & VK_QUERY_RESULT_PARTIAL_BIT) && !available) { |
| /* From the Vulkan 1.1.130 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. |
| */ |
| result = VK_NOT_READY; |
| if (!(flags & VK_QUERY_RESULT_WITH_AVAILABILITY_BIT)) { |
| result_base += stride; |
| continue; |
| } |
| } |
| |
| for (uint32_t k = 0; k < result_count; k++) { |
| if (available) |
| write_query_value_cpu(result_base, k, slot->result.values[k], flags); |
| else if (flags & VK_QUERY_RESULT_PARTIAL_BIT) |
| /* From the Vulkan 1.1.130 spec: |
| * |
| * If VK_QUERY_RESULT_PARTIAL_BIT is set, VK_QUERY_RESULT_WAIT_BIT |
| * is not set, and the query’s status is unavailable, an |
| * intermediate result value between zero and the final result |
| * value is written to pData for that query. |
| * |
| * Just return 0 here for simplicity since it's a valid result. |
| */ |
| write_query_value_cpu(result_base, k, 0, flags); |
| } |
| |
| if (flags & VK_QUERY_RESULT_WITH_AVAILABILITY_BIT) |
| /* From the Vulkan 1.1.130 spec: |
| * |
| * If VK_QUERY_RESULT_WITH_AVAILABILITY_BIT is set, the final |
| * integer value written for each query is non-zero if the query’s |
| * status was available or zero if the status was unavailable. |
| */ |
| write_query_value_cpu(result_base, result_count, available, flags); |
| |
| result_base += stride; |
| } |
| return result; |
| } |
| |
| VkResult |
| tu_GetQueryPoolResults(VkDevice _device, |
| VkQueryPool queryPool, |
| uint32_t firstQuery, |
| uint32_t queryCount, |
| size_t dataSize, |
| void *pData, |
| VkDeviceSize stride, |
| VkQueryResultFlags flags) |
| { |
| TU_FROM_HANDLE(tu_device, device, _device); |
| TU_FROM_HANDLE(tu_query_pool, pool, queryPool); |
| assert(firstQuery + queryCount <= pool->size); |
| |
| if (tu_device_is_lost(device)) |
| return VK_ERROR_DEVICE_LOST; |
| |
| switch (pool->type) { |
| case VK_QUERY_TYPE_OCCLUSION: |
| case VK_QUERY_TYPE_TIMESTAMP: |
| case VK_QUERY_TYPE_TRANSFORM_FEEDBACK_STREAM_EXT: |
| return get_query_pool_results(device, pool, firstQuery, queryCount, |
| dataSize, pData, stride, flags); |
| case VK_QUERY_TYPE_PIPELINE_STATISTICS: |
| unreachable("Unimplemented query type"); |
| default: |
| assert(!"Invalid query type"); |
| } |
| return VK_SUCCESS; |
| } |
| |
| /* Copies a query value from one buffer to another from the GPU. */ |
| static void |
| copy_query_value_gpu(struct tu_cmd_buffer *cmdbuf, |
| struct tu_cs *cs, |
| uint64_t src_iova, |
| uint64_t base_write_iova, |
| uint32_t offset, |
| VkQueryResultFlags flags) { |
| uint32_t element_size = flags & VK_QUERY_RESULT_64_BIT ? |
| sizeof(uint64_t) : sizeof(uint32_t); |
| uint64_t write_iova = base_write_iova + (offset * element_size); |
| |
| tu_cs_emit_pkt7(cs, CP_MEM_TO_MEM, 5); |
| uint32_t mem_to_mem_flags = flags & VK_QUERY_RESULT_64_BIT ? |
| CP_MEM_TO_MEM_0_DOUBLE : 0; |
| tu_cs_emit(cs, mem_to_mem_flags); |
| tu_cs_emit_qw(cs, write_iova); |
| tu_cs_emit_qw(cs, src_iova); |
| } |
| |
| static void |
| emit_copy_query_pool_results(struct tu_cmd_buffer *cmdbuf, |
| struct tu_cs *cs, |
| struct tu_query_pool *pool, |
| uint32_t firstQuery, |
| uint32_t queryCount, |
| struct tu_buffer *buffer, |
| VkDeviceSize dstOffset, |
| VkDeviceSize stride, |
| VkQueryResultFlags flags) |
| { |
| /* From the Vulkan 1.1.130 spec: |
| * |
| * vkCmdCopyQueryPoolResults is guaranteed to see the effect of previous |
| * uses of vkCmdResetQueryPool in the same queue, without any additional |
| * synchronization. |
| * |
| * To ensure that previous writes to the available bit are coherent, first |
| * wait for all writes to complete. |
| */ |
| tu_cs_emit_pkt7(cs, CP_WAIT_MEM_WRITES, 0); |
| |
| for (uint32_t i = 0; i < queryCount; i++) { |
| uint32_t query = firstQuery + i; |
| uint64_t available_iova = query_available_iova(pool, query); |
| uint64_t buffer_iova = tu_buffer_iova(buffer) + dstOffset + i * stride; |
| uint32_t result_count = get_result_count(pool); |
| |
| /* Wait for the available bit to be set if executed with the |
| * VK_QUERY_RESULT_WAIT_BIT flag. */ |
| if (flags & VK_QUERY_RESULT_WAIT_BIT) { |
| tu_cs_emit_pkt7(cs, CP_WAIT_REG_MEM, 6); |
| tu_cs_emit(cs, CP_WAIT_REG_MEM_0_FUNCTION(WRITE_EQ) | |
| CP_WAIT_REG_MEM_0_POLL_MEMORY); |
| tu_cs_emit_qw(cs, available_iova); |
| tu_cs_emit(cs, CP_WAIT_REG_MEM_3_REF(0x1)); |
| tu_cs_emit(cs, CP_WAIT_REG_MEM_4_MASK(~0)); |
| tu_cs_emit(cs, CP_WAIT_REG_MEM_5_DELAY_LOOP_CYCLES(16)); |
| } |
| |
| for (uint32_t k = 0; k < result_count; k++) { |
| uint64_t result_iova = query_result_iova(pool, query, k); |
| |
| if (flags & VK_QUERY_RESULT_PARTIAL_BIT) { |
| /* Unconditionally copying the bo->result into the buffer here is |
| * valid because we only set bo->result on vkCmdEndQuery. Thus, even |
| * if the query is unavailable, this will copy the correct partial |
| * value of 0. |
| */ |
| copy_query_value_gpu(cmdbuf, cs, result_iova, buffer_iova, |
| k /* offset */, flags); |
| } else { |
| /* Conditionally copy bo->result into the buffer based on whether the |
| * query is available. |
| * |
| * NOTE: For the conditional packets to be executed, CP_COND_EXEC |
| * tests that ADDR0 != 0 and ADDR1 < REF. The packet here simply tests |
| * that 0 < available < 2, aka available == 1. |
| */ |
| tu_cs_reserve(cs, 7 + 6); |
| tu_cs_emit_pkt7(cs, CP_COND_EXEC, 6); |
| tu_cs_emit_qw(cs, available_iova); |
| tu_cs_emit_qw(cs, available_iova); |
| tu_cs_emit(cs, CP_COND_EXEC_4_REF(0x2)); |
| tu_cs_emit(cs, 6); /* Cond execute the next 6 DWORDS */ |
| |
| /* Start of conditional execution */ |
| copy_query_value_gpu(cmdbuf, cs, result_iova, buffer_iova, |
| k /* offset */, flags); |
| /* End of conditional execution */ |
| } |
| } |
| |
| if (flags & VK_QUERY_RESULT_WITH_AVAILABILITY_BIT) { |
| copy_query_value_gpu(cmdbuf, cs, available_iova, buffer_iova, |
| result_count /* offset */, flags); |
| } |
| } |
| |
| tu_bo_list_add(&cmdbuf->bo_list, buffer->bo, MSM_SUBMIT_BO_WRITE); |
| } |
| |
| void |
| tu_CmdCopyQueryPoolResults(VkCommandBuffer commandBuffer, |
| VkQueryPool queryPool, |
| uint32_t firstQuery, |
| uint32_t queryCount, |
| VkBuffer dstBuffer, |
| VkDeviceSize dstOffset, |
| VkDeviceSize stride, |
| VkQueryResultFlags flags) |
| { |
| TU_FROM_HANDLE(tu_cmd_buffer, cmdbuf, commandBuffer); |
| TU_FROM_HANDLE(tu_query_pool, pool, queryPool); |
| TU_FROM_HANDLE(tu_buffer, buffer, dstBuffer); |
| struct tu_cs *cs = &cmdbuf->cs; |
| assert(firstQuery + queryCount <= pool->size); |
| |
| switch (pool->type) { |
| case VK_QUERY_TYPE_OCCLUSION: |
| case VK_QUERY_TYPE_TIMESTAMP: |
| case VK_QUERY_TYPE_TRANSFORM_FEEDBACK_STREAM_EXT: |
| return emit_copy_query_pool_results(cmdbuf, cs, pool, firstQuery, |
| queryCount, buffer, dstOffset, stride, flags); |
| case VK_QUERY_TYPE_PIPELINE_STATISTICS: |
| unreachable("Unimplemented query type"); |
| default: |
| assert(!"Invalid query type"); |
| } |
| } |
| |
| static void |
| emit_reset_query_pool(struct tu_cmd_buffer *cmdbuf, |
| struct tu_query_pool *pool, |
| uint32_t firstQuery, |
| uint32_t queryCount) |
| { |
| struct tu_cs *cs = &cmdbuf->cs; |
| |
| for (uint32_t i = 0; i < queryCount; i++) { |
| uint32_t query = firstQuery + i; |
| |
| tu_cs_emit_pkt7(cs, CP_MEM_WRITE, 4); |
| tu_cs_emit_qw(cs, query_available_iova(pool, query)); |
| tu_cs_emit_qw(cs, 0x0); |
| |
| tu_cs_emit_pkt7(cs, CP_MEM_WRITE, 4); |
| tu_cs_emit_qw(cs, query_result_iova(pool, query, 0)); |
| tu_cs_emit_qw(cs, 0x0); |
| tu_cs_emit_pkt7(cs, CP_MEM_WRITE, 4); |
| tu_cs_emit_qw(cs, query_result_iova(pool, query, 1)); |
| tu_cs_emit_qw(cs, 0x0); |
| } |
| } |
| |
| void |
| tu_CmdResetQueryPool(VkCommandBuffer commandBuffer, |
| VkQueryPool queryPool, |
| uint32_t firstQuery, |
| uint32_t queryCount) |
| { |
| TU_FROM_HANDLE(tu_cmd_buffer, cmdbuf, commandBuffer); |
| TU_FROM_HANDLE(tu_query_pool, pool, queryPool); |
| |
| switch (pool->type) { |
| case VK_QUERY_TYPE_TIMESTAMP: |
| case VK_QUERY_TYPE_OCCLUSION: |
| case VK_QUERY_TYPE_TRANSFORM_FEEDBACK_STREAM_EXT: |
| emit_reset_query_pool(cmdbuf, pool, firstQuery, queryCount); |
| break; |
| case VK_QUERY_TYPE_PIPELINE_STATISTICS: |
| unreachable("Unimplemented query type"); |
| default: |
| assert(!"Invalid query type"); |
| } |
| |
| tu_bo_list_add(&cmdbuf->bo_list, &pool->bo, MSM_SUBMIT_BO_WRITE); |
| } |
| |
| static void |
| emit_begin_occlusion_query(struct tu_cmd_buffer *cmdbuf, |
| struct tu_query_pool *pool, |
| uint32_t query) |
| { |
| /* From the Vulkan 1.1.130 spec: |
| * |
| * A query must begin and end inside the same subpass of a render pass |
| * instance, or must both begin and end outside of a render pass |
| * instance. |
| * |
| * Unlike on an immediate-mode renderer, Turnip renders all tiles on |
| * vkCmdEndRenderPass, not individually on each vkCmdDraw*. As such, if a |
| * query begins/ends inside the same subpass of a render pass, we need to |
| * record the packets on the secondary draw command stream. cmdbuf->draw_cs |
| * is then run on every tile during render, so we just need to accumulate |
| * sample counts in slot->result to compute the query result. |
| */ |
| struct tu_cs *cs = cmdbuf->state.pass ? &cmdbuf->draw_cs : &cmdbuf->cs; |
| |
| uint64_t begin_iova = occlusion_query_iova(pool, query, begin); |
| |
| tu_cs_emit_regs(cs, |
| A6XX_RB_SAMPLE_COUNT_CONTROL(.copy = true)); |
| |
| tu_cs_emit_regs(cs, |
| A6XX_RB_SAMPLE_COUNT_ADDR_LO(begin_iova)); |
| |
| tu_cs_emit_pkt7(cs, CP_EVENT_WRITE, 1); |
| tu_cs_emit(cs, ZPASS_DONE); |
| } |
| |
| static void |
| emit_begin_xfb_query(struct tu_cmd_buffer *cmdbuf, |
| struct tu_query_pool *pool, |
| uint32_t query, |
| uint32_t stream_id) |
| { |
| struct tu_cs *cs = cmdbuf->state.pass ? &cmdbuf->draw_cs : &cmdbuf->cs; |
| uint64_t begin_iova = primitive_query_iova(pool, query, begin[0], 0); |
| |
| tu_cs_emit_regs(cs, A6XX_VPC_SO_STREAM_COUNTS_LO(begin_iova)); |
| tu6_emit_event_write(cmdbuf, cs, WRITE_PRIMITIVE_COUNTS); |
| } |
| |
| void |
| tu_CmdBeginQuery(VkCommandBuffer commandBuffer, |
| VkQueryPool queryPool, |
| uint32_t query, |
| VkQueryControlFlags flags) |
| { |
| TU_FROM_HANDLE(tu_cmd_buffer, cmdbuf, commandBuffer); |
| TU_FROM_HANDLE(tu_query_pool, pool, queryPool); |
| assert(query < pool->size); |
| |
| switch (pool->type) { |
| case VK_QUERY_TYPE_OCCLUSION: |
| /* In freedreno, there is no implementation difference between |
| * GL_SAMPLES_PASSED and GL_ANY_SAMPLES_PASSED, so we can similarly |
| * ignore the VK_QUERY_CONTROL_PRECISE_BIT flag here. |
| */ |
| emit_begin_occlusion_query(cmdbuf, pool, query); |
| break; |
| case VK_QUERY_TYPE_TRANSFORM_FEEDBACK_STREAM_EXT: |
| emit_begin_xfb_query(cmdbuf, pool, query, 0); |
| break; |
| case VK_QUERY_TYPE_PIPELINE_STATISTICS: |
| case VK_QUERY_TYPE_TIMESTAMP: |
| unreachable("Unimplemented query type"); |
| default: |
| assert(!"Invalid query type"); |
| } |
| |
| tu_bo_list_add(&cmdbuf->bo_list, &pool->bo, MSM_SUBMIT_BO_WRITE); |
| } |
| |
| void |
| tu_CmdBeginQueryIndexedEXT(VkCommandBuffer commandBuffer, |
| VkQueryPool queryPool, |
| uint32_t query, |
| VkQueryControlFlags flags, |
| uint32_t index) |
| { |
| TU_FROM_HANDLE(tu_cmd_buffer, cmdbuf, commandBuffer); |
| TU_FROM_HANDLE(tu_query_pool, pool, queryPool); |
| assert(query < pool->size); |
| |
| switch (pool->type) { |
| case VK_QUERY_TYPE_TRANSFORM_FEEDBACK_STREAM_EXT: |
| emit_begin_xfb_query(cmdbuf, pool, query, index); |
| break; |
| default: |
| assert(!"Invalid query type"); |
| } |
| |
| tu_bo_list_add(&cmdbuf->bo_list, &pool->bo, MSM_SUBMIT_BO_WRITE); |
| } |
| |
| static void |
| emit_end_occlusion_query(struct tu_cmd_buffer *cmdbuf, |
| struct tu_query_pool *pool, |
| uint32_t query) |
| { |
| /* Ending an occlusion query happens in a few steps: |
| * 1) Set the slot->end to UINT64_MAX. |
| * 2) Set up the SAMPLE_COUNT registers and trigger a CP_EVENT_WRITE to |
| * write the current sample count value into slot->end. |
| * 3) Since (2) is asynchronous, wait until slot->end is not equal to |
| * UINT64_MAX before continuing via CP_WAIT_REG_MEM. |
| * 4) Accumulate the results of the query (slot->end - slot->begin) into |
| * slot->result. |
| * 5) If vkCmdEndQuery is *not* called from within the scope of a render |
| * pass, set the slot's available bit since the query is now done. |
| * 6) If vkCmdEndQuery *is* called from within the scope of a render |
| * pass, we cannot mark as available yet since the commands in |
| * draw_cs are not run until vkCmdEndRenderPass. |
| */ |
| const struct tu_render_pass *pass = cmdbuf->state.pass; |
| struct tu_cs *cs = pass ? &cmdbuf->draw_cs : &cmdbuf->cs; |
| |
| uint64_t available_iova = query_available_iova(pool, query); |
| uint64_t begin_iova = occlusion_query_iova(pool, query, begin); |
| uint64_t end_iova = occlusion_query_iova(pool, query, end); |
| uint64_t result_iova = query_result_iova(pool, query, 0); |
| tu_cs_emit_pkt7(cs, CP_MEM_WRITE, 4); |
| tu_cs_emit_qw(cs, end_iova); |
| tu_cs_emit_qw(cs, 0xffffffffffffffffull); |
| |
| tu_cs_emit_pkt7(cs, CP_WAIT_MEM_WRITES, 0); |
| |
| tu_cs_emit_regs(cs, |
| A6XX_RB_SAMPLE_COUNT_CONTROL(.copy = true)); |
| |
| tu_cs_emit_regs(cs, |
| A6XX_RB_SAMPLE_COUNT_ADDR_LO(end_iova)); |
| |
| tu_cs_emit_pkt7(cs, CP_EVENT_WRITE, 1); |
| tu_cs_emit(cs, ZPASS_DONE); |
| |
| tu_cs_emit_pkt7(cs, CP_WAIT_REG_MEM, 6); |
| tu_cs_emit(cs, CP_WAIT_REG_MEM_0_FUNCTION(WRITE_NE) | |
| CP_WAIT_REG_MEM_0_POLL_MEMORY); |
| tu_cs_emit_qw(cs, end_iova); |
| tu_cs_emit(cs, CP_WAIT_REG_MEM_3_REF(0xffffffff)); |
| tu_cs_emit(cs, CP_WAIT_REG_MEM_4_MASK(~0)); |
| tu_cs_emit(cs, CP_WAIT_REG_MEM_5_DELAY_LOOP_CYCLES(16)); |
| |
| /* result (dst) = result (srcA) + end (srcB) - begin (srcC) */ |
| tu_cs_emit_pkt7(cs, CP_MEM_TO_MEM, 9); |
| tu_cs_emit(cs, CP_MEM_TO_MEM_0_DOUBLE | CP_MEM_TO_MEM_0_NEG_C); |
| tu_cs_emit_qw(cs, result_iova); |
| tu_cs_emit_qw(cs, result_iova); |
| tu_cs_emit_qw(cs, end_iova); |
| tu_cs_emit_qw(cs, begin_iova); |
| |
| tu_cs_emit_pkt7(cs, CP_WAIT_MEM_WRITES, 0); |
| |
| if (pass) |
| /* Technically, queries should be tracked per-subpass, but here we track |
| * at the render pass level to simply the code a bit. This is safe |
| * because the only commands that use the available bit are |
| * vkCmdCopyQueryPoolResults and vkCmdResetQueryPool, both of which |
| * cannot be invoked from inside a render pass scope. |
| */ |
| cs = &cmdbuf->draw_epilogue_cs; |
| |
| tu_cs_emit_pkt7(cs, CP_MEM_WRITE, 4); |
| tu_cs_emit_qw(cs, available_iova); |
| tu_cs_emit_qw(cs, 0x1); |
| } |
| |
| static void |
| emit_end_xfb_query(struct tu_cmd_buffer *cmdbuf, |
| struct tu_query_pool *pool, |
| uint32_t query, |
| uint32_t stream_id) |
| { |
| struct tu_cs *cs = cmdbuf->state.pass ? &cmdbuf->draw_cs : &cmdbuf->cs; |
| |
| uint64_t end_iova = primitive_query_iova(pool, query, end[0], 0); |
| uint64_t result_written_iova = query_result_iova(pool, query, 0); |
| uint64_t result_generated_iova = query_result_iova(pool, query, 1); |
| uint64_t begin_written_iova = primitive_query_iova(pool, query, begin[stream_id], 0); |
| uint64_t begin_generated_iova = primitive_query_iova(pool, query, begin[stream_id], 1); |
| uint64_t end_written_iova = primitive_query_iova(pool, query, end[stream_id], 0); |
| uint64_t end_generated_iova = primitive_query_iova(pool, query, end[stream_id], 1); |
| uint64_t available_iova = query_available_iova(pool, query); |
| |
| tu_cs_emit_regs(cs, A6XX_VPC_SO_STREAM_COUNTS_LO(end_iova)); |
| tu6_emit_event_write(cmdbuf, cs, WRITE_PRIMITIVE_COUNTS); |
| |
| tu_cs_emit_wfi(cs); |
| tu6_emit_event_write(cmdbuf, cs, CACHE_FLUSH_TS); |
| |
| /* Set the count of written primitives */ |
| tu_cs_emit_pkt7(cs, CP_MEM_TO_MEM, 9); |
| tu_cs_emit(cs, CP_MEM_TO_MEM_0_DOUBLE | CP_MEM_TO_MEM_0_NEG_C | |
| CP_MEM_TO_MEM_0_WAIT_FOR_MEM_WRITES | 0x80000000); |
| tu_cs_emit_qw(cs, result_written_iova); |
| tu_cs_emit_qw(cs, result_written_iova); |
| tu_cs_emit_qw(cs, end_written_iova); |
| tu_cs_emit_qw(cs, begin_written_iova); |
| |
| tu6_emit_event_write(cmdbuf, cs, CACHE_FLUSH_TS); |
| |
| /* Set the count of generated primitives */ |
| tu_cs_emit_pkt7(cs, CP_MEM_TO_MEM, 9); |
| tu_cs_emit(cs, CP_MEM_TO_MEM_0_DOUBLE | CP_MEM_TO_MEM_0_NEG_C | |
| CP_MEM_TO_MEM_0_WAIT_FOR_MEM_WRITES | 0x80000000); |
| tu_cs_emit_qw(cs, result_generated_iova); |
| tu_cs_emit_qw(cs, result_generated_iova); |
| tu_cs_emit_qw(cs, end_generated_iova); |
| tu_cs_emit_qw(cs, begin_generated_iova); |
| |
| /* Set the availability to 1 */ |
| tu_cs_emit_pkt7(cs, CP_MEM_WRITE, 4); |
| tu_cs_emit_qw(cs, available_iova); |
| tu_cs_emit_qw(cs, 0x1); |
| } |
| |
| /* Implement this bit of spec text from section 17.2 "Query Operation": |
| * |
| * If queries are used while executing a render pass instance that has |
| * multiview enabled, the query uses N consecutive query indices in the |
| * query pool (starting at query) where N is the number of bits set in the |
| * view mask in the subpass the query is used in. How the numerical |
| * results of the query are distributed among the queries is |
| * implementation-dependent. For example, some implementations may write |
| * each view’s results to a distinct query, while other implementations |
| * may write the total result to the first query and write zero to the |
| * other queries. However, the sum of the results in all the queries must |
| * accurately reflect the total result of the query summed over all views. |
| * Applications can sum the results from all the queries to compute the |
| * total result. |
| * |
| * Since we execute all views at once, we write zero to the other queries. |
| * Furthermore, because queries must be reset before use, and we set the |
| * result to 0 in vkCmdResetQueryPool(), we just need to mark it as available. |
| */ |
| |
| static void |
| handle_multiview_queries(struct tu_cmd_buffer *cmd, |
| struct tu_query_pool *pool, |
| uint32_t query) |
| { |
| if (!cmd->state.pass || !cmd->state.subpass->multiview_mask) |
| return; |
| |
| unsigned views = util_bitcount(cmd->state.subpass->multiview_mask); |
| struct tu_cs *cs = &cmd->draw_epilogue_cs; |
| |
| for (uint32_t i = 1; i < views; i++) { |
| tu_cs_emit_pkt7(cs, CP_MEM_WRITE, 4); |
| tu_cs_emit_qw(cs, query_available_iova(pool, query + i)); |
| tu_cs_emit_qw(cs, 0x1); |
| } |
| } |
| |
| void |
| tu_CmdEndQuery(VkCommandBuffer commandBuffer, |
| VkQueryPool queryPool, |
| uint32_t query) |
| { |
| TU_FROM_HANDLE(tu_cmd_buffer, cmdbuf, commandBuffer); |
| TU_FROM_HANDLE(tu_query_pool, pool, queryPool); |
| assert(query < pool->size); |
| |
| switch (pool->type) { |
| case VK_QUERY_TYPE_OCCLUSION: |
| emit_end_occlusion_query(cmdbuf, pool, query); |
| break; |
| case VK_QUERY_TYPE_TRANSFORM_FEEDBACK_STREAM_EXT: |
| emit_end_xfb_query(cmdbuf, pool, query, 0); |
| break; |
| case VK_QUERY_TYPE_PIPELINE_STATISTICS: |
| case VK_QUERY_TYPE_TIMESTAMP: |
| unreachable("Unimplemented query type"); |
| default: |
| assert(!"Invalid query type"); |
| } |
| |
| handle_multiview_queries(cmdbuf, pool, query); |
| |
| tu_bo_list_add(&cmdbuf->bo_list, &pool->bo, MSM_SUBMIT_BO_WRITE); |
| } |
| |
| void |
| tu_CmdEndQueryIndexedEXT(VkCommandBuffer commandBuffer, |
| VkQueryPool queryPool, |
| uint32_t query, |
| uint32_t index) |
| { |
| TU_FROM_HANDLE(tu_cmd_buffer, cmdbuf, commandBuffer); |
| TU_FROM_HANDLE(tu_query_pool, pool, queryPool); |
| assert(query < pool->size); |
| |
| switch (pool->type) { |
| case VK_QUERY_TYPE_TRANSFORM_FEEDBACK_STREAM_EXT: |
| assert(index <= 4); |
| emit_end_xfb_query(cmdbuf, pool, query, index); |
| break; |
| default: |
| assert(!"Invalid query type"); |
| } |
| |
| tu_bo_list_add(&cmdbuf->bo_list, &pool->bo, MSM_SUBMIT_BO_WRITE); |
| } |
| |
| void |
| tu_CmdWriteTimestamp(VkCommandBuffer commandBuffer, |
| VkPipelineStageFlagBits pipelineStage, |
| VkQueryPool queryPool, |
| uint32_t query) |
| { |
| TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer); |
| TU_FROM_HANDLE(tu_query_pool, pool, queryPool); |
| |
| tu_bo_list_add(&cmd->bo_list, &pool->bo, MSM_SUBMIT_BO_WRITE); |
| |
| /* Inside a render pass, just write the timestamp multiple times so that |
| * the user gets the last one if we use GMEM. There isn't really much |
| * better we can do, and this seems to be what the blob does too. |
| */ |
| struct tu_cs *cs = cmd->state.pass ? &cmd->draw_cs : &cmd->cs; |
| |
| /* Stages that will already have been executed by the time the CP executes |
| * the REG_TO_MEM. DrawIndirect parameters are read by the CP, so the draw |
| * indirect stage counts as top-of-pipe too. |
| */ |
| VkPipelineStageFlags top_of_pipe_flags = |
| VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT | |
| VK_PIPELINE_STAGE_DRAW_INDIRECT_BIT; |
| |
| if (pipelineStage & ~top_of_pipe_flags) { |
| /* Execute a WFI so that all commands complete. Note that CP_REG_TO_MEM |
| * does CP_WAIT_FOR_ME internally, which will wait for the WFI to |
| * complete. |
| * |
| * Stalling the CP like this is really unfortunate, but I don't think |
| * there's a better solution that allows all 48 bits of precision |
| * because CP_EVENT_WRITE doesn't support 64-bit timestamps. |
| */ |
| tu_cs_emit_wfi(cs); |
| } |
| |
| tu_cs_emit_pkt7(cs, CP_REG_TO_MEM, 3); |
| tu_cs_emit(cs, CP_REG_TO_MEM_0_REG(REG_A6XX_CP_ALWAYS_ON_COUNTER_LO) | |
| CP_REG_TO_MEM_0_CNT(2) | |
| CP_REG_TO_MEM_0_64B); |
| tu_cs_emit_qw(cs, query_result_iova(pool, query, 0)); |
| |
| /* Only flag availability once the entire renderpass is done, similar to |
| * the begin/end path. |
| */ |
| cs = cmd->state.pass ? &cmd->draw_epilogue_cs : &cmd->cs; |
| |
| tu_cs_emit_pkt7(cs, CP_MEM_WRITE, 4); |
| tu_cs_emit_qw(cs, query_available_iova(pool, query)); |
| tu_cs_emit_qw(cs, 0x1); |
| |
| /* From the spec for vkCmdWriteTimestamp: |
| * |
| * If vkCmdWriteTimestamp is called while executing a render pass |
| * instance that has multiview enabled, the timestamp uses N consecutive |
| * query indices in the query pool (starting at query) where N is the |
| * number of bits set in the view mask of the subpass the command is |
| * executed in. The resulting query values are determined by an |
| * implementation-dependent choice of one of the following behaviors: |
| * |
| * - The first query is a timestamp value and (if more than one bit is |
| * set in the view mask) zero is written to the remaining queries. |
| * If two timestamps are written in the same subpass, the sum of the |
| * execution time of all views between those commands is the |
| * difference between the first query written by each command. |
| * |
| * - All N queries are timestamp values. If two timestamps are written |
| * in the same subpass, the sum of the execution time of all views |
| * between those commands is the sum of the difference between |
| * corresponding queries written by each command. The difference |
| * between corresponding queries may be the execution time of a |
| * single view. |
| * |
| * We execute all views in the same draw call, so we implement the first |
| * option, the same as regular queries. |
| */ |
| handle_multiview_queries(cmd, pool, query); |
| } |