Todd tiantuo Li
d1d8b1e08e
1.Test staging buffer copy when there is no P2P capabilities 2.Enable PeerAccess correctly for P2P copy Change-Id: Ic0b75a60c8a763f3cfe68fbd92656fbfb4c207bc
172 lines
6.4 KiB
C++
172 lines
6.4 KiB
C++
/*
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Copyright (c) 2021 Advanced Micro Devices, Inc. All rights reserved.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANNTY OF ANY KIND, EXPRESS OR
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IMPLIED, INNCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANNY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER INN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR INN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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/*
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This testcase verifies the Basic scenario
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1. H2D-KernelLaunch-D2H then D2D-KernelLaunch-D2H in peer GPU
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*/
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#include <hip_test_common.hh>
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#include <hip_test_kernels.hh>
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#include <hip_test_checkers.hh>
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static constexpr auto NUM_ELM{1024};
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/*
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This testcase verifies hipMemcpyDtoDAsync API
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1.Initializes device variables
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2.Launches kernel and performs the sum of device variables
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3.Copies the result to host variable and validates the result.
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4.Sets the peer device
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5.D2D copy from GPU-0 to GPU-1
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6.Kernel Launch
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7.DtoH copy and validating the result
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*/
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TEMPLATE_TEST_CASE("Unit_hipMemcpyDtoDAsync_Basic", "",
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int, float, double) {
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size_t Nbytes = NUM_ELM * sizeof(TestType);
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int numDevices = 0;
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TestType *A_d{nullptr}, *B_d{nullptr}, *C_d{nullptr},
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*X_d{nullptr}, *Y_d{nullptr}, *Z_d{nullptr};
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TestType *A_h{nullptr}, *B_h{nullptr}, *C_h{nullptr};
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hipStream_t stream;
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HIP_CHECK(hipGetDeviceCount(&numDevices));
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if (numDevices > 1) {
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int canAccessPeer = 0;
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HIP_CHECK(hipDeviceCanAccessPeer(&canAccessPeer, 0, 1));
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HIP_CHECK(hipSetDevice(0));
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if (canAccessPeer) {
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HIP_CHECK(hipDeviceEnablePeerAccess(1, 0));
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}
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else {
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INFO("Machine does not have P2P Capabilities");
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}
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HipTest::initArrays<TestType>(&A_d, &B_d, &C_d, &A_h, &B_h, &C_h,
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NUM_ELM, false);
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HIP_CHECK(hipSetDevice(1));
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HIP_CHECK(hipMalloc(&X_d, Nbytes));
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HIP_CHECK(hipMalloc(&Y_d, Nbytes));
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HIP_CHECK(hipMalloc(&Z_d, Nbytes));
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HIP_CHECK(hipSetDevice(0));
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HIP_CHECK(hipMemcpy(A_d, A_h, Nbytes, hipMemcpyHostToDevice));
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HIP_CHECK(hipMemcpy(B_d, B_h, Nbytes, hipMemcpyHostToDevice));
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hipLaunchKernelGGL(HipTest::vectorADD, dim3(1),
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dim3(1), 0, 0,
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static_cast<const TestType *>(A_d),
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static_cast<const TestType *>(B_d), C_d, NUM_ELM);
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HIP_CHECK(hipGetLastError());
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HIP_CHECK(hipMemcpy(C_h, C_d, Nbytes, hipMemcpyDeviceToHost));
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HIP_CHECK(hipDeviceSynchronize());
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HipTest::checkVectorADD<TestType>(A_h, B_h, C_h, NUM_ELM);
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HIP_CHECK(hipSetDevice(1));
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HIP_CHECK(hipStreamCreate(&stream));
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HIP_CHECK(hipMemcpyDtoDAsync((hipDeviceptr_t)X_d, (hipDeviceptr_t)A_d,
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Nbytes, stream));
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HIP_CHECK(hipMemcpyDtoDAsync((hipDeviceptr_t)Y_d, (hipDeviceptr_t)B_d,
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Nbytes, stream));
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HIP_CHECK(hipStreamSynchronize(stream));
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hipLaunchKernelGGL(HipTest::vectorADD, dim3(1),
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dim3(1), 0, 0,
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static_cast<const TestType*>(X_d),
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static_cast<const TestType*>(Y_d), Z_d, NUM_ELM);
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HIP_CHECK(hipGetLastError());
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HIP_CHECK(hipMemcpyDtoHAsync(C_h, (hipDeviceptr_t)Z_d, Nbytes, stream));
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HIP_CHECK(hipStreamSynchronize(stream));
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HIP_CHECK(hipDeviceSynchronize());
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HipTest::checkVectorADD<TestType>(A_h, B_h, C_h, NUM_ELM);
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HipTest::freeArrays<TestType>(A_d, B_d, C_d, A_h, B_h, C_h, false);
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HIP_CHECK(hipFree(X_d));
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HIP_CHECK(hipFree(Y_d));
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HIP_CHECK(hipFree(Z_d));
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}
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}
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/**
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* Test Description
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* ------------------------
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* - Basic functional testcase to trigger capturehipMemcpyDtoDAsync internal api
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* to improve code coverage.
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* Test source
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* ------------------------
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* - unit/memory/hipMemcpyDtoDAsync.cc
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* Test requirements
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* ------------------------
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* - HIP_VERSION >= 6.0
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*/
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TEST_CASE("Unit_hipMemcpyDtoDAsync_capturehipMemcpyDtoDAsync") {
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int numDevices = 0;
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HIP_CHECK(hipGetDeviceCount(&numDevices));
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if (numDevices > 1) {
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int canAccessPeer = 0;
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HIP_CHECK(hipDeviceCanAccessPeer(&canAccessPeer, 0, 1));
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if (canAccessPeer == 1) {
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hipGraph_t graph{nullptr};
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hipGraphExec_t graphExec{nullptr};
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hipStream_t stream;
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size_t Nbytes = NUM_ELM * sizeof(int);
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HIP_CHECK(hipStreamCreate(&stream));
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int *A_h = reinterpret_cast<int*>(malloc(Nbytes));
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int *B_h = reinterpret_cast<int*>(malloc(Nbytes));
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int *A_d, *B_d;
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for (int i = 0; i < NUM_ELM; i++) {
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A_h[i] = i;
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}
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HIP_CHECK(hipSetDevice(0));
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HIP_CHECK(hipMalloc(reinterpret_cast<void**>(&A_d), Nbytes));
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HIP_CHECK(hipMemcpy(A_d, A_h, Nbytes, hipMemcpyHostToDevice));
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HIP_CHECK(hipSetDevice(1));
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HIP_CHECK(hipMalloc(reinterpret_cast<void**>(&B_d), Nbytes));
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// Start Capturing
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HIP_CHECK(hipStreamBeginCapture(stream, hipStreamCaptureModeGlobal));
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HIP_CHECK(hipMemcpyDtoDAsync((hipDeviceptr_t)B_d, (hipDeviceptr_t)A_d, Nbytes, stream));
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// End Capture
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HIP_CHECK(hipStreamEndCapture(stream, &graph));
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// Create and Launch Executable Graphs
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HIP_CHECK(hipGraphInstantiate(&graphExec, graph, nullptr, nullptr, 0));
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HIP_CHECK(hipGraphLaunch(graphExec, stream));
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HIP_CHECK(hipStreamSynchronize(stream));
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HIP_CHECK(hipMemcpyDtoH(B_h, (hipDeviceptr_t)B_d, Nbytes));
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for (int i = 0; i < NUM_ELM; i++) {
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REQUIRE(B_h[i] == A_h[i]);
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}
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HIP_CHECK(hipGraphExecDestroy(graphExec))
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HIP_CHECK(hipGraphDestroy(graph));
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HIP_CHECK(hipStreamDestroy(stream));
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free(A_h);
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free(B_h);
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HIP_CHECK(hipFree(A_d));
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HIP_CHECK(hipFree(B_d));
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} else {
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SUCCEED("Machine doesnt have P2P support enabled hence skipping test");
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}
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} else {
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SUCCEED("Machine doesnt have multiple gpus hence skipping test");
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}
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}
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