rocm-systems/catch/unit/texture/hipCreateTextureObject_Linear.cc

/*
Copyright (c) 2021 Advanced Micro Devices, Inc. All rights reserved.
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The above copyright notice and this permission notice shall be included in
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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THE SOFTWARE.
*/

#include <hip_test_common.hh>

#define UNALIGN_OFFSET 1
#define N 512

/*
 * Validates Linear Resource texture object with negative/functional tests.
 */
TEST_CASE("Unit_hipCreateTextureObject_LinearResource") {
  CHECK_IMAGE_SUPPORT

  float *texBuf;
  hipError_t ret;
  constexpr int xsize = 32;
  hipResourceDesc resDesc;
  hipTextureDesc texDesc;
  hipResourceViewDesc resViewDesc;
  hipTextureObject_t texObj;
  hipDeviceProp_t devProp;

  /** Initialization */
  HIP_CHECK(hipMalloc(&texBuf, N * sizeof(float)));
  HIP_CHECK(hipGetDeviceProperties(&devProp, 0));
  memset(&resDesc, 0, sizeof(resDesc));
  memset(&texDesc, 0, sizeof(texDesc));
  resDesc.resType = hipResourceTypeLinear;

  /** Sections */
  SECTION("hipResourceTypeLinear and devPtr(nullptr)") {
    // Populate resource descriptor
    resDesc.res.linear.devPtr = nullptr;
    resDesc.res.linear.desc = hipCreateChannelDesc(xsize, 0, 0, 0,
                           hipChannelFormatKindFloat);
    resDesc.res.linear.sizeInBytes = N * sizeof(float);

    // Populate texture descriptor
    texDesc.readMode = hipReadModeElementType;
    ret = hipCreateTextureObject(&texObj, &resDesc, &texDesc, nullptr);
    REQUIRE(ret != hipSuccess);
  }

  SECTION("hipResourceTypeLinear and sizeInBytes(0)") {
    if ((TestContext::get()).isAmd()) {
      // Populate resource descriptor
      resDesc.res.linear.devPtr = texBuf;
      resDesc.res.linear.desc = hipCreateChannelDesc(xsize, 0, 0, 0,
                                              hipChannelFormatKindFloat);
      resDesc.res.linear.sizeInBytes = 0;

      // Populate texture descriptor
      texDesc.readMode = hipReadModeElementType;
      ret = hipCreateTextureObject(&texObj, &resDesc, &texDesc, nullptr);
      REQUIRE(ret != hipSuccess);
    } else {
      // API expected to return failure. Test skipped
      // on nvidia as api returns success and would lead
      // to unexpected behavior with app.
      WARN("Resource type Linear/sizeInBytes(0) skipped on nvidia");
    }
  }

  SECTION("hipResourceTypeLinear and sizeInBytes(max(size_t))") {
    // Populate resource descriptor
    resDesc.res.linear.devPtr = texBuf;
    resDesc.res.linear.desc = hipCreateChannelDesc(xsize, 0, 0, 0,
                           hipChannelFormatKindFloat);
    resDesc.res.linear.sizeInBytes = std::numeric_limits<std::size_t>::max();

    // Populate texture descriptor
    texDesc.readMode = hipReadModeElementType;
    ret = hipCreateTextureObject(&texObj, &resDesc, &texDesc, nullptr);
    REQUIRE(ret != hipSuccess);
  }

  SECTION("hipResourceTypeLinear and valid resource view descriptor") {
#if HT_AMD
    // Populate resource descriptor
    resDesc.res.linear.devPtr = texBuf;
    resDesc.res.linear.desc = hipCreateChannelDesc(xsize, 0, 0, 0,
                           hipChannelFormatKindFloat);
    resDesc.res.linear.sizeInBytes = N * sizeof(float);

    // Populate texture descriptor
    texDesc.readMode = hipReadModeElementType;

    // Populate resourceview descriptor
    memset(&resViewDesc, 0, sizeof(resViewDesc));
    resViewDesc.format = hipResViewFormatFloat1;
    resViewDesc.width = N * sizeof(float);
    ret = hipCreateTextureObject(&texObj, &resDesc, &texDesc, &resViewDesc);
    REQUIRE(ret != hipSuccess);
#else
    // API expected to return error according to cuda documentation.
    WARN("Resource view descriptor test skipped on nvidia");
#endif
  }

  SECTION("hipResourceTypeLinear and devicePtr un-aligned") {
    if (devProp.textureAlignment > UNALIGN_OFFSET) {
    // Populate resource descriptor
    resDesc.res.linear.devPtr = reinterpret_cast<char *>(texBuf)
                                                      + UNALIGN_OFFSET;
    resDesc.res.linear.desc = hipCreateChannelDesc(xsize, 0, 0, 0,
                                               hipChannelFormatKindFloat);
    resDesc.res.linear.sizeInBytes = N * sizeof(float);

    // Populate texture descriptor
    texDesc.readMode = hipReadModeElementType;
    ret = hipCreateTextureObject(&texObj, &resDesc, &texDesc, nullptr);
    REQUIRE(ret != hipSuccess);
    }
  }

  /** De-Initialization */
  HIP_CHECK(hipFree(texBuf));
}