compute-runtime/unit_tests/os_interface/linux/drm_tests.cpp

367 lines
11 KiB
C++

/*
* Copyright (c) 2017 - 2018, 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 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 "runtime/helpers/options.h"
#include "runtime/os_interface/device_factory.h"
#include "runtime/helpers/file_io.h"
#include "unit_tests/os_interface/linux/drm_mock.h"
#include "unit_tests/fixtures/memory_management_fixture.h"
#include "gtest/gtest.h"
#include "gmock/gmock.h"
#include "runtime/os_interface/os_interface.h"
#include <fstream>
using namespace OCLRT;
using namespace std;
TEST(DrmTest, GetDeviceID) {
Drm2 *pDrm = new Drm2;
EXPECT_NE(nullptr, pDrm);
pDrm->StoredDeviceID = 0x1234;
int deviceID = 0;
int ret = pDrm->getDeviceID(deviceID);
EXPECT_EQ(0, ret);
EXPECT_EQ(pDrm->StoredDeviceID, deviceID);
delete pDrm;
}
TEST(DrmTest, GivenConfigFileWithWrongDeviceIDWhenFrequencyIsQueriedThenReturnZero) {
Drm2 *pDrm = new Drm2;
EXPECT_NE(nullptr, pDrm);
pDrm->StoredDeviceID = 0x4321;
int maxFrequency = 0;
int ret = pDrm->getMaxGpuFrequency(maxFrequency);
EXPECT_EQ(0, ret);
EXPECT_EQ(0, maxFrequency);
delete pDrm;
}
TEST(DrmTest, GivenConfigFileWithWrongDeviceIDFailIoctlWhenFrequencyIsQueriedThenReturnZero) {
Drm2 *pDrm = new Drm2;
EXPECT_NE(nullptr, pDrm);
pDrm->StoredDeviceID = 0x4321;
pDrm->StoredRetValForDeviceID = -1;
int maxFrequency = 0;
int ret = pDrm->getMaxGpuFrequency(maxFrequency);
EXPECT_EQ(-1, ret);
EXPECT_EQ(0, maxFrequency);
delete pDrm;
}
TEST(DrmTest, GivenValidConfigFileWhenFrequencyIsQueriedThenValidValueIsReturned) {
int expectedMaxFrequency = 1000;
Drm2 *pDrm = new Drm2;
EXPECT_NE(nullptr, pDrm);
pDrm->StoredDeviceID = 0x1234;
string gpuFile = "test_files/devices/config";
string gtMaxFreqFile = "test_files/devices/drm/card0/gt_max_freq_mhz";
EXPECT_TRUE(fileExists(gpuFile));
EXPECT_TRUE(fileExists(gtMaxFreqFile));
int maxFrequency = 0;
int ret = pDrm->getMaxGpuFrequency(maxFrequency);
EXPECT_EQ(0, ret);
EXPECT_EQ(expectedMaxFrequency, maxFrequency);
delete pDrm;
}
TEST(DrmTest, GivenNoConfigFileWhenFrequencyIsQueriedThenReturnZero) {
Drm2 *pDrm = new Drm2;
EXPECT_NE(nullptr, pDrm);
pDrm->StoredDeviceID = 0x1234;
// change directory
pDrm->setSysFsDefaultGpuPath("./");
int maxFrequency = 0;
int ret = pDrm->getMaxGpuFrequency(maxFrequency);
EXPECT_EQ(0, ret);
EXPECT_EQ(0, maxFrequency);
delete pDrm;
}
TEST(DrmTest, GetRevisionID) {
Drm2 *pDrm = new Drm2;
EXPECT_NE(nullptr, pDrm);
pDrm->StoredDeviceID = 0x1234;
pDrm->StoredDeviceRevID = 0xB;
int deviceID = 0;
int ret = pDrm->getDeviceID(deviceID);
EXPECT_EQ(0, ret);
int revID = 0;
ret = pDrm->getDeviceRevID(revID);
EXPECT_EQ(0, ret);
EXPECT_EQ(pDrm->StoredDeviceID, deviceID);
EXPECT_EQ(pDrm->StoredDeviceRevID, revID);
delete pDrm;
}
TEST(DrmTest, GivenMockDrmWhenAskedForCoherencyStatusThenProperBitIsSet) {
Drm2 *pDrm = new Drm2;
EXPECT_NE(nullptr, pDrm);
EXPECT_FALSE(pDrm->peekCoherencyDisablePatchActive());
pDrm->obtainCoherencyDisablePatchActive();
EXPECT_TRUE(pDrm->peekCoherencyDisablePatchActive());
delete pDrm;
}
TEST(DrmTest, GivenMockDrmWhenAskedForCoherencyStatusThatPassThenDisabledIsReturned) {
Drm2 *pDrm = new Drm2;
pDrm->StoredDisableCoherencyPatchActive = 0;
EXPECT_NE(nullptr, pDrm);
EXPECT_FALSE(pDrm->peekCoherencyDisablePatchActive());
pDrm->obtainCoherencyDisablePatchActive();
EXPECT_FALSE(pDrm->peekCoherencyDisablePatchActive());
pDrm->StoredDisableCoherencyPatchActive = 1;
delete pDrm;
}
TEST(DrmTest, GivenMockDrmWhenAskedForCoherencyStatusThatFailsThenFalseIsReturned) {
Drm2 *pDrm = new Drm2;
pDrm->StoredRetVal = -1;
EXPECT_NE(nullptr, pDrm);
EXPECT_FALSE(pDrm->peekCoherencyDisablePatchActive());
pDrm->obtainCoherencyDisablePatchActive();
EXPECT_FALSE(pDrm->peekCoherencyDisablePatchActive());
pDrm->StoredRetVal = 0;
delete pDrm;
}
TEST(DrmTest, GivenMockDrmWhenAskedFor48BitAddressCorrectValueReturned) {
Drm2 *pDrm = new Drm2;
pDrm->StoredPPGTT = 3;
EXPECT_TRUE(pDrm->is48BitAddressRangeSupported());
pDrm->StoredPPGTT = 2;
EXPECT_FALSE(pDrm->is48BitAddressRangeSupported());
delete pDrm;
}
ACTION_P2(saveGetParamData, saveParamPtr, forceReturnValuePtr) {
auto getParamArg = static_cast<drm_i915_getparam_t *>(arg1);
*saveParamPtr = getParamArg->param;
*getParamArg->value = forceReturnValuePtr;
}
struct DrmDataPortCoherencyTests : public ::testing::Test {
struct MyMockDrm : public Drm2 {
MyMockDrm() : Drm2(){};
MOCK_METHOD2(ioctl, int(unsigned long request, void *arg));
} drm;
void setupExpectCall(int expectedRetVal, int expectedGetParamValue) {
using namespace ::testing;
auto saveAndReturnAction = DoAll(saveGetParamData(&receivedGetParamType, expectedGetParamValue),
Return(expectedRetVal));
EXPECT_CALL(drm, ioctl(DRM_IOCTL_I915_GETPARAM, _)).Times(1).WillOnce(saveAndReturnAction);
}
int receivedGetParamType = 0;
};
TEST_F(DrmDataPortCoherencyTests, givenDisabledPatchWhenAskedToObtainDataPortCoherencyPatchThenReturnFlase) {
setupExpectCall(1, 0); // return error == 1, dont care about assigned feature value
drm.obtainDataPortCoherencyPatchActive();
EXPECT_EQ(receivedGetParamType, I915_PARAM_HAS_EXEC_DATA_PORT_COHERENCY);
EXPECT_FALSE(drm.peekDataPortCoherencyPatchActive());
}
TEST_F(DrmDataPortCoherencyTests, givenEnabledPatchAndDisabledFeatureWhenAskedToObtainDataPortCoherencyPatchThenReturnFlase) {
setupExpectCall(0, 0); // return success(0), set disabled feature (0)
drm.obtainDataPortCoherencyPatchActive();
EXPECT_EQ(receivedGetParamType, I915_PARAM_HAS_EXEC_DATA_PORT_COHERENCY);
EXPECT_FALSE(drm.peekDataPortCoherencyPatchActive());
}
TEST_F(DrmDataPortCoherencyTests, givenEnabledPatchAndEnabledFeatureWhenAskedToObtainDataPortCoherencyPatchThenReturnTrue) {
setupExpectCall(0, 1); // return success(0), set enabled feature (1)
drm.obtainDataPortCoherencyPatchActive();
EXPECT_EQ(receivedGetParamType, I915_PARAM_HAS_EXEC_DATA_PORT_COHERENCY);
EXPECT_TRUE(drm.peekDataPortCoherencyPatchActive());
}
#if defined(I915_PARAM_HAS_PREEMPTION)
TEST(DrmTest, GivenMockDrmWhenAskedForPreemptionCorrectValueReturned) {
Drm2 *pDrm = new Drm2;
pDrm->StoredPreemptionSupport = 1;
EXPECT_TRUE(pDrm->hasPreemption());
pDrm->StoredPreemptionSupport = 0;
EXPECT_FALSE(pDrm->hasPreemption());
delete pDrm;
}
TEST(DrmTest, GivenMockDrmWhenAskedForContextThatPassedThenValidContextIdsReturned) {
Drm2 *pDrm = new Drm2;
EXPECT_EQ(0u, pDrm->lowPriorityContextId);
pDrm->StoredRetVal = 0;
pDrm->StoredCtxId = 2;
EXPECT_TRUE(pDrm->contextCreate());
EXPECT_EQ(2u, pDrm->lowPriorityContextId);
pDrm->StoredRetVal = 0;
pDrm->StoredCtxId = 1;
delete pDrm;
}
TEST(DrmTest, GivenMockDrmWhenAskedForContextThatFailsThenFalseIsReturned) {
Drm2 *pDrm = new Drm2;
pDrm->StoredRetVal = -1;
EXPECT_FALSE(pDrm->contextCreate());
pDrm->StoredRetVal = 0;
delete pDrm;
}
TEST(DrmTest, GivenMockDrmWhenAskedForContextWithLowPriorityThatFailsThenFalseIsReturned) {
Drm2 *pDrm = new Drm2;
EXPECT_TRUE(pDrm->contextCreate());
pDrm->StoredRetVal = -1;
EXPECT_FALSE(pDrm->setLowPriority());
pDrm->StoredRetVal = 0;
delete pDrm;
}
#endif
TEST(DrmTest, getExecSoftPin) {
Drm2 *pDrm = new Drm2;
int execSoftPin = 0;
int ret = pDrm->getExecSoftPin(execSoftPin);
EXPECT_EQ(0, ret);
EXPECT_EQ(0, execSoftPin);
pDrm->StoredExecSoftPin = 1;
ret = pDrm->getExecSoftPin(execSoftPin);
EXPECT_EQ(0, ret);
EXPECT_EQ(1, execSoftPin);
delete pDrm;
}
TEST(DrmTest, enableTurboBoost) {
Drm2 *pDrm = new Drm2;
int ret = pDrm->enableTurboBoost();
EXPECT_EQ(0, ret);
delete pDrm;
}
TEST(DrmTest, getEnabledPooledEu) {
Drm2 *pDrm = new Drm2;
int enabled = 0;
int ret = 0;
pDrm->StoredHasPooledEU = -1;
#if defined(I915_PARAM_HAS_POOLED_EU)
ret = pDrm->getEnabledPooledEu(enabled);
EXPECT_EQ(0, ret);
EXPECT_EQ(-1, enabled);
pDrm->StoredHasPooledEU = 0;
ret = pDrm->getEnabledPooledEu(enabled);
EXPECT_EQ(0, ret);
EXPECT_EQ(0, enabled);
pDrm->StoredHasPooledEU = 1;
ret = pDrm->getEnabledPooledEu(enabled);
EXPECT_EQ(0, ret);
EXPECT_EQ(1, enabled);
pDrm->StoredRetValForPooledEU = -1;
ret = pDrm->getEnabledPooledEu(enabled);
EXPECT_EQ(-1, ret);
EXPECT_EQ(1, enabled);
#else
ret = pDrm->getEnabledPooledEu(enabled);
EXPECT_EQ(0, ret);
EXPECT_EQ(0, enabled);
#endif
delete pDrm;
}
TEST(DrmTest, getMinEuInPool) {
Drm2 *pDrm = new Drm2;
pDrm->StoredMinEUinPool = -1;
int minEUinPool = 0;
int ret = 0;
#if defined(I915_PARAM_MIN_EU_IN_POOL)
ret = pDrm->getMinEuInPool(minEUinPool);
EXPECT_EQ(0, ret);
EXPECT_EQ(-1, minEUinPool);
pDrm->StoredMinEUinPool = 0;
ret = pDrm->getMinEuInPool(minEUinPool);
EXPECT_EQ(0, ret);
EXPECT_EQ(0, minEUinPool);
pDrm->StoredMinEUinPool = 1;
ret = pDrm->getMinEuInPool(minEUinPool);
EXPECT_EQ(0, ret);
EXPECT_EQ(1, minEUinPool);
pDrm->StoredRetValForMinEUinPool = -1;
ret = pDrm->getMinEuInPool(minEUinPool);
EXPECT_EQ(-1, ret);
EXPECT_EQ(1, minEUinPool);
#else
ret = pDrm->getMinEuInPool(minEUinPool);
EXPECT_EQ(0, ret);
EXPECT_EQ(0, minEUinPool);
#endif
delete pDrm;
}
TEST(DrmTest, givenDrmWhenGetErrnoIsCalledThenErrnoValueIsReturned) {
Drm2 *pDrm = new Drm2;
EXPECT_NE(nullptr, pDrm);
auto errnoFromDrm = pDrm->getErrno();
EXPECT_EQ(errno, errnoFromDrm);
delete pDrm;
}