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/*
* Copyright (C) 2017-2020 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#include "shared/source/os_interface/linux/drm_neo.h"
#include "shared/source/os_interface/linux/os_interface.h"
#include "shared/source/os_interface/linux/os_time_linux.h"
#include "opencl/test/unit_test/os_interface/linux/device_command_stream_fixture.h"
#include "opencl/test/unit_test/os_interface/linux/mock_os_time_linux.h"
#include "test.h"
#include "gtest/gtest.h"
#include <dlfcn.h>
static int actualTime = 0;
int getTimeFuncFalse(clockid_t clkId, struct timespec *tp) throw() {
return -1;
}
int getTimeFuncTrue(clockid_t clkId, struct timespec *tp) throw() {
tp->tv_sec = 0;
tp->tv_nsec = ++actualTime;
return 0;
}
int resolutionFuncFalse(clockid_t clkId, struct timespec *res) throw() {
return -1;
}
int resolutionFuncTrue(clockid_t clkId, struct timespec *res) throw() {
res->tv_sec = 0;
res->tv_nsec = 5;
return 0;
}
using namespace NEO;
struct DrmTimeTest : public ::testing::Test {
public:
void SetUp() override {
osInterface = std::unique_ptr<OSInterface>(new OSInterface());
osTime = MockOSTimeLinux::create(osInterface.get());
osTime->setResolutionFunc(resolutionFuncTrue);
osTime->setGetTimeFunc(getTimeFuncTrue);
}
void TearDown() override {
}
std::unique_ptr<MockOSTimeLinux> osTime;
std::unique_ptr<OSInterface> osInterface;
};
TEST_F(DrmTimeTest, DetectWithNullDrmNoCrash) {
}
TEST_F(DrmTimeTest, GetCpuTime) {
uint64_t time = 0;
auto error = osTime->getCpuTime(&time);
EXPECT_TRUE(error);
EXPECT_NE(0ULL, time);
}
TEST_F(DrmTimeTest, GetCpuTimeFail) {
uint64_t time = 0;
osTime->setGetTimeFunc(getTimeFuncFalse);
auto error = osTime->getCpuTime(&time);
EXPECT_FALSE(error);
}
TEST_F(DrmTimeTest, GetGpuTime) {
uint64_t time = 0;
auto pDrm = new DrmMockTime();
osTime->updateDrm(pDrm);
auto error = osTime->getGpuTime32(&time);
EXPECT_TRUE(error);
EXPECT_NE(0ULL, time);
error = osTime->getGpuTime36(&time);
EXPECT_TRUE(error);
EXPECT_NE(0ULL, time);
error = osTime->getGpuTimeSplitted(&time);
EXPECT_TRUE(error);
EXPECT_NE(0ULL, time);
}
TEST_F(DrmTimeTest, GetGpuTimeFails) {
uint64_t time = 0;
auto pDrm = new DrmMockFail();
osTime->updateDrm(pDrm);
auto error = osTime->getGpuTime32(&time);
EXPECT_FALSE(error);
error = osTime->getGpuTime36(&time);
EXPECT_FALSE(error);
error = osTime->getGpuTimeSplitted(&time);
EXPECT_FALSE(error);
}
TEST_F(DrmTimeTest, GetCpuGpuTime) {
TimeStampData CPUGPUTime01 = {0, 0};
TimeStampData CPUGPUTime02 = {0, 0};
auto pDrm = new DrmMockTime();
osTime->updateDrm(pDrm);
auto error = osTime->getCpuGpuTime(&CPUGPUTime01);
EXPECT_TRUE(error);
EXPECT_NE(0ULL, CPUGPUTime01.CPUTimeinNS);
EXPECT_NE(0ULL, CPUGPUTime01.GPUTimeStamp);
error = osTime->getCpuGpuTime(&CPUGPUTime02);
EXPECT_TRUE(error);
EXPECT_NE(0ULL, CPUGPUTime02.CPUTimeinNS);
EXPECT_NE(0ULL, CPUGPUTime02.GPUTimeStamp);
EXPECT_GT(CPUGPUTime02.GPUTimeStamp, CPUGPUTime01.GPUTimeStamp);
EXPECT_GT(CPUGPUTime02.CPUTimeinNS, CPUGPUTime01.CPUTimeinNS);
}
TEST_F(DrmTimeTest, GIVENDrmWHENGetCpuGpuTimeTHENPassed) {
TimeStampData CPUGPUTime01 = {0, 0};
TimeStampData CPUGPUTime02 = {0, 0};
auto pDrm = new DrmMockTime();
osTime->updateDrm(pDrm);
auto error = osTime->getCpuGpuTime(&CPUGPUTime01);
EXPECT_TRUE(error);
EXPECT_NE(0ULL, CPUGPUTime01.CPUTimeinNS);
EXPECT_NE(0ULL, CPUGPUTime01.GPUTimeStamp);
error = osTime->getCpuGpuTime(&CPUGPUTime02);
EXPECT_TRUE(error);
EXPECT_NE(0ULL, CPUGPUTime02.CPUTimeinNS);
EXPECT_NE(0ULL, CPUGPUTime02.GPUTimeStamp);
EXPECT_GT(CPUGPUTime02.GPUTimeStamp, CPUGPUTime01.GPUTimeStamp);
EXPECT_GT(CPUGPUTime02.CPUTimeinNS, CPUGPUTime01.CPUTimeinNS);
}
TEST_F(DrmTimeTest, givenGetCpuGpuTimeWhenItIsUnavailableThenReturnFalse) {
TimeStampData CPUGPUTime = {0, 0};
auto error = osTime->getCpuGpuTime(&CPUGPUTime);
EXPECT_FALSE(error);
}
TEST_F(DrmTimeTest, GetCpuGpuTimeFails) {
TimeStampData CPUGPUTime01 = {0, 0};
auto pDrm = new DrmMockFail();
osTime->updateDrm(pDrm);
auto error = osTime->getCpuGpuTime(&CPUGPUTime01);
EXPECT_FALSE(error);
}
TEST_F(DrmTimeTest, GetCpuGpuTimeCpuFails) {
TimeStampData CPUGPUTime01 = {0, 0};
auto pDrm = new DrmMockTime();
osTime->setGetTimeFunc(getTimeFuncFalse);
osTime->updateDrm(pDrm);
auto error = osTime->getCpuGpuTime(&CPUGPUTime01);
EXPECT_FALSE(error);
}
TEST_F(DrmTimeTest, detect) {
auto drm = new DrmMockCustom;
osTime->updateDrm(drm);
{
auto p = osTime->getGpuTime;
EXPECT_EQ(p, &OSTimeLinux::getGpuTime36);
}
{
drm->ioctl_res = -1;
osTime->timestampTypeDetect();
auto p = osTime->getGpuTime;
EXPECT_EQ(p, &OSTimeLinux::getGpuTime32);
}
DrmMockCustom::IoctlResExt ioctlToPass = {1, 0};
{
drm->reset();
drm->ioctl_res = -1;
drm->ioctl_res_ext = &ioctlToPass; // 2nd ioctl is successful
osTime->timestampTypeDetect();
auto p = osTime->getGpuTime;
EXPECT_EQ(p, &OSTimeLinux::getGpuTimeSplitted);
drm->ioctl_res_ext = &drm->NONE;
}
}
TEST_F(DrmTimeTest, givenGpuTimestampResolutionQueryWhenIoctlFailsThenDefaultResolutionIsReturned) {
auto defaultResolution = defaultHwInfo->capabilityTable.defaultProfilingTimerResolution;
auto drm = new DrmMockCustom();
osTime->updateDrm(drm);
drm->getParamRetValue = 0;
drm->ioctl_res = -1;
auto result = osTime->getDynamicDeviceTimerResolution(*defaultHwInfo);
EXPECT_DOUBLE_EQ(result, defaultResolution);
}
TEST_F(DrmTimeTest, givenGpuTimestampResolutionQueryWhenNoDrmThenDefaultResolutionIsReturned) {
osTime->updateDrm(nullptr);
auto defaultResolution = defaultHwInfo->capabilityTable.defaultProfilingTimerResolution;
auto result = osTime->getDynamicDeviceTimerResolution(*defaultHwInfo);
EXPECT_DOUBLE_EQ(result, defaultResolution);
}
TEST_F(DrmTimeTest, givenGpuTimestampResolutionQueryWhenIoctlSuccedsThenCorrectResolutionIsReturned) {
auto drm = new DrmMockCustom();
osTime->updateDrm(drm);
// 19200000 is frequency yelding 52.083ns resolution
drm->getParamRetValue = 19200000;
drm->ioctl_res = 0;
auto result = osTime->getDynamicDeviceTimerResolution(*defaultHwInfo);
EXPECT_DOUBLE_EQ(result, 52.08333333333333);
}
TEST_F(DrmTimeTest, givenAlwaysFailingResolutionFuncWhenGetHostTimerResolutionIsCalledThenReturnsZero) {
osTime->setResolutionFunc(resolutionFuncFalse);
auto retVal = osTime->getHostTimerResolution();
EXPECT_EQ(0, retVal);
}
TEST_F(DrmTimeTest, givenAlwaysPassingResolutionFuncWhenGetHostTimerResolutionIsCalledThenReturnsNonzero) {
osTime->setResolutionFunc(resolutionFuncTrue);
auto retVal = osTime->getHostTimerResolution();
EXPECT_EQ(5, retVal);
}
TEST_F(DrmTimeTest, givenAlwaysFailingResolutionFuncWhenGetCpuRawTimestampIsCalledThenReturnsZero) {
osTime->setResolutionFunc(resolutionFuncFalse);
auto retVal = osTime->getCpuRawTimestamp();
EXPECT_EQ(0ull, retVal);
}
TEST_F(DrmTimeTest, givenAlwaysFailingGetTimeFuncWhenGetCpuRawTimestampIsCalledThenReturnsZero) {
osTime->setGetTimeFunc(getTimeFuncFalse);
auto retVal = osTime->getCpuRawTimestamp();
EXPECT_EQ(0ull, retVal);
}
TEST_F(DrmTimeTest, givenAlwaysPassingResolutionFuncWhenGetCpuRawTimestampIsCalledThenReturnsNonzero) {
actualTime = 4;
auto retVal = osTime->getCpuRawTimestamp();
EXPECT_EQ(1ull, retVal);
}
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