| // Copyright 2019 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "aml-thermal.h" |
| |
| #include <lib/ddk/device.h> |
| #include <lib/ddk/platform-defs.h> |
| #include <lib/mmio/mmio.h> |
| #include <stdint.h> |
| #include <zircon/assert.h> |
| #include <zircon/errors.h> |
| #include <zircon/types.h> |
| |
| #include <cstddef> |
| #include <memory> |
| |
| #include <fbl/alloc_checker.h> |
| #include <fbl/array.h> |
| #include <mock-mmio-reg/mock-mmio-reg.h> |
| #include <zxtest/zxtest.h> |
| |
| namespace { |
| |
| namespace fht = fuchsia_hardware_thermal; |
| |
| constexpr size_t kRegSize = 0x00002000 / sizeof(uint32_t); // in 32 bits chunks. |
| |
| // Temperature Sensor |
| // Copied from sherlock-thermal.cc |
| constexpr fht::wire::ThermalTemperatureInfo TripPoint(float temp_c, float hysteresis_c, |
| uint16_t cpu_opp_big, uint16_t cpu_opp_little, |
| uint16_t gpu_opp) { |
| return { |
| .up_temp_celsius = temp_c + hysteresis_c, |
| .down_temp_celsius = temp_c - hysteresis_c, |
| .fan_level = 0, |
| .big_cluster_dvfs_opp = cpu_opp_big, |
| .little_cluster_dvfs_opp = cpu_opp_little, |
| .gpu_clk_freq_source = gpu_opp, |
| }; |
| } |
| |
| constexpr auto |
| sherlock_thermal_config = |
| fht::wire::ThermalDeviceInfo{ |
| .active_cooling = false, |
| .passive_cooling = true, |
| .gpu_throttling = true, |
| .num_trip_points = 6, |
| .big_little = true, |
| .critical_temp_celsius = 102.0f, |
| .trip_point_info = |
| { |
| TripPoint(55.0f, 2.0f, 9, 10, 4), |
| TripPoint(75.0f, 2.0f, 8, 9, 4), |
| TripPoint(80.0f, 2.0f, 7, 8, 3), |
| TripPoint(90.0f, 2.0f, 6, 7, 3), |
| TripPoint(95.0f, 2.0f, 5, 6, 3), |
| TripPoint(100.0f, 2.0f, 4, 5, 2), |
| // 0 Kelvin is impossible, marks end of TripPoints |
| TripPoint(-273.15f, 2.0f, 0, 0, 0), |
| }, |
| .opps = {// kBigClusterPowerDomain. |
| fuchsia_hardware_thermal::wire::OperatingPoint{ |
| .opp = |
| { |
| fht::wire::OperatingPointEntry{.freq_hz = 100000000, |
| .volt_uv = 751000}, |
| fht::wire::OperatingPointEntry{.freq_hz = 250000000, |
| .volt_uv = 751000}, |
| fht::wire::OperatingPointEntry{.freq_hz = 500000000, |
| .volt_uv = 751000}, |
| fht::wire::OperatingPointEntry{.freq_hz = 667000000, |
| .volt_uv = 751000}, |
| fht::wire::OperatingPointEntry{.freq_hz = 1000000000, |
| .volt_uv = 771000}, |
| fht::wire::OperatingPointEntry{.freq_hz = 1200000000, |
| .volt_uv = 771000}, |
| fht::wire::OperatingPointEntry{.freq_hz = 1398000000, |
| .volt_uv = 791000}, |
| fht::wire::OperatingPointEntry{.freq_hz = 1512000000, |
| .volt_uv = 821000}, |
| fht::wire::OperatingPointEntry{.freq_hz = 1608000000, |
| .volt_uv = 861000}, |
| fht::wire::OperatingPointEntry{.freq_hz = 1704000000, |
| .volt_uv = 891000}, |
| fht::wire::OperatingPointEntry{.freq_hz = 1704000000, |
| .volt_uv = 891000}, |
| }, |
| .latency = 0, |
| .count = 11, |
| }, |
| // kLittleClusterPowerDomain. |
| fuchsia_hardware_thermal::wire::OperatingPoint{ |
| .opp = |
| { |
| fht::wire::OperatingPointEntry{.freq_hz = 100000000, |
| .volt_uv = 731000}, |
| fht::wire::OperatingPointEntry{.freq_hz = 250000000, |
| .volt_uv = 731000}, |
| fht::wire::OperatingPointEntry{.freq_hz = 500000000, |
| .volt_uv = 731000}, |
| fht::wire::OperatingPointEntry{.freq_hz = 667000000, |
| .volt_uv = 731000}, |
| fht::wire::OperatingPointEntry{.freq_hz = 1000000000, |
| .volt_uv = 731000}, |
| fht::wire::OperatingPointEntry{.freq_hz = 1200000000, |
| .volt_uv = 731000}, |
| fht::wire::OperatingPointEntry{.freq_hz = 1398000000, |
| .volt_uv = 761000}, |
| fht::wire::OperatingPointEntry{.freq_hz = 1512000000, |
| .volt_uv = 791000}, |
| fht::wire::OperatingPointEntry{.freq_hz = 1608000000, |
| .volt_uv = 831000}, |
| fht::wire::OperatingPointEntry{.freq_hz = 1704000000, |
| .volt_uv = 861000}, |
| fht::wire::OperatingPointEntry{.freq_hz = 1896000000, |
| .volt_uv = 1011000}, |
| }, |
| .latency = 0, |
| .count = 11, |
| }}}; |
| |
| } // namespace |
| |
| namespace thermal { |
| |
| // Temperature Sensor |
| class FakeAmlTSensor : public AmlTSensor { |
| public: |
| static std::unique_ptr<FakeAmlTSensor> Create(fdf::MmioBuffer sensor_base_mmio, |
| fdf::MmioBuffer trim_mmio, fdf::MmioBuffer hiu_mmio, |
| bool less) { |
| fbl::AllocChecker ac; |
| |
| auto test = fbl::make_unique_checked<FakeAmlTSensor>(&ac, std::move(sensor_base_mmio), |
| std::move(trim_mmio), std::move(hiu_mmio)); |
| if (!ac.check()) { |
| return nullptr; |
| } |
| |
| auto config = sherlock_thermal_config; |
| if (less) { |
| config.num_trip_points = 2; |
| config.trip_point_info[2].up_temp_celsius = -273.15f + 2.0f; |
| } |
| |
| EXPECT_OK(test->InitSensor(config, PDEV_PID_AMLOGIC_T931)); |
| return test; |
| } |
| |
| explicit FakeAmlTSensor(fdf::MmioBuffer sensor_base_mmio, fdf::MmioBuffer trim_mmio, |
| fdf::MmioBuffer hiu_mmio) |
| : AmlTSensor(std::move(sensor_base_mmio), std::move(trim_mmio), std::move(hiu_mmio)) {} |
| }; |
| |
| class AmlTSensorTest : public zxtest::Test { |
| public: |
| void SetUp() override { |
| fbl::AllocChecker ac; |
| |
| mock_sensor_base_mmio_ = |
| fbl::make_unique_checked<ddk_mock::MockMmioRegRegion>(&ac, sizeof(uint32_t), kRegSize); |
| if (!ac.check()) { |
| zxlogf(ERROR, "AmlTSensorTest::SetUp: mock_sensor_base_mmio_ alloc failed"); |
| return; |
| } |
| |
| mock_trim_mmio_ = |
| fbl::make_unique_checked<ddk_mock::MockMmioRegRegion>(&ac, sizeof(uint32_t), kRegSize); |
| if (!ac.check()) { |
| zxlogf(ERROR, "AmlTSensorTest::SetUp: mock_trim_mmio_ alloc failed"); |
| return; |
| } |
| |
| mock_hiu_mmio_ = |
| fbl::make_unique_checked<ddk_mock::MockMmioRegRegion>(&ac, sizeof(uint32_t), kRegSize); |
| if (!ac.check()) { |
| zxlogf(ERROR, "AmlTSensorTest::SetUp: mock_hiu_mmio_ alloc failed"); |
| return; |
| } |
| |
| (*mock_trim_mmio_)[0].ExpectRead(0x00000000); // trim_info_ |
| (*mock_hiu_mmio_)[(0x64 << 2)].ExpectWrite(0x130U); // set clock |
| (*mock_sensor_base_mmio_)[(0x1 << 2)].ExpectRead(0x00000000).ExpectWrite(0x63B); // sensor ctl |
| } |
| |
| void Create(bool less) { |
| // InitTripPoints |
| if (!less) { |
| (*mock_sensor_base_mmio_)[(0x5 << 2)] |
| .ExpectRead(0x00000000) // set thresholds 4, rise |
| .ExpectWrite(0x00027E); |
| (*mock_sensor_base_mmio_)[(0x7 << 2)] |
| .ExpectRead(0x00000000) // set thresholds 4, fall |
| .ExpectWrite(0x000272); |
| (*mock_sensor_base_mmio_)[(0x5 << 2)] |
| .ExpectRead(0x00000000) // set thresholds 3, rise |
| .ExpectWrite(0x272000); |
| (*mock_sensor_base_mmio_)[(0x7 << 2)] |
| .ExpectRead(0x00000000) // set thresholds 3, fall |
| .ExpectWrite(0x268000); |
| (*mock_sensor_base_mmio_)[(0x4 << 2)] |
| .ExpectRead(0x00000000) // set thresholds 2, rise |
| .ExpectWrite(0x00025A); |
| (*mock_sensor_base_mmio_)[(0x6 << 2)] |
| .ExpectRead(0x00000000) // set thresholds 2, fall |
| .ExpectWrite(0x000251); |
| } |
| (*mock_sensor_base_mmio_)[(0x4 << 2)] |
| .ExpectRead(0x00000000) // set thresholds 1, rise |
| .ExpectWrite(0x250000); |
| (*mock_sensor_base_mmio_)[(0x6 << 2)] |
| .ExpectRead(0x00000000) // set thresholds 1, fall |
| .ExpectWrite(0x245000); |
| (*mock_sensor_base_mmio_)[(0x1 << 2)] |
| .ExpectRead(0x00000000) // clear IRQs |
| .ExpectWrite(0x00FF0000); |
| (*mock_sensor_base_mmio_)[(0x1 << 2)] |
| .ExpectRead(0x00000000) // clear IRQs |
| .ExpectWrite(0x00000000); |
| if (!less) { |
| (*mock_sensor_base_mmio_)[(0x1 << 2)] |
| .ExpectRead(0x00000000) // enable IRQs |
| .ExpectWrite(0x0F008000); |
| } else { |
| (*mock_sensor_base_mmio_)[(0x1 << 2)] |
| .ExpectRead(0x00000000) // enable IRQs |
| .ExpectWrite(0x01008000); |
| } |
| |
| // Enable SoC reset at 102.0f |
| (*mock_sensor_base_mmio_)[(0x2 << 2)].ExpectRead(0x0); |
| (*mock_sensor_base_mmio_)[(0x2 << 2)].ExpectWrite(0xc0ff2880); |
| |
| fdf::MmioBuffer sensor_base_mmio(mock_sensor_base_mmio_->GetMmioBuffer()); |
| fdf::MmioBuffer trim_mmio(mock_trim_mmio_->GetMmioBuffer()); |
| fdf::MmioBuffer hiu_mmio(mock_hiu_mmio_->GetMmioBuffer()); |
| tsensor_ = FakeAmlTSensor::Create(std::move(sensor_base_mmio), std::move(trim_mmio), |
| std::move(hiu_mmio), less); |
| ASSERT_TRUE(tsensor_ != nullptr); |
| } |
| |
| void TearDown() override { |
| // Verify |
| mock_sensor_base_mmio_->VerifyAll(); |
| mock_trim_mmio_->VerifyAll(); |
| mock_hiu_mmio_->VerifyAll(); |
| } |
| |
| protected: |
| std::unique_ptr<FakeAmlTSensor> tsensor_; |
| |
| // Mmio Regs and Regions |
| std::unique_ptr<ddk_mock::MockMmioRegRegion> mock_sensor_base_mmio_; |
| std::unique_ptr<ddk_mock::MockMmioRegRegion> mock_trim_mmio_; |
| std::unique_ptr<ddk_mock::MockMmioRegRegion> mock_hiu_mmio_; |
| }; |
| |
| TEST_F(AmlTSensorTest, ReadTemperatureCelsiusTest0) { |
| Create(false); |
| for (int j = 0; j < 0x10; j++) { |
| (*mock_sensor_base_mmio_)[(0x10 << 2)].ExpectRead(0x0000); |
| } |
| |
| float val = tsensor_->ReadTemperatureCelsius(); |
| EXPECT_EQ(val, 0.0); |
| } |
| |
| TEST_F(AmlTSensorTest, ReadTemperatureCelsiusTest1) { |
| Create(false); |
| for (int j = 0; j < 0x10; j++) { |
| (*mock_sensor_base_mmio_)[(0x10 << 2)].ExpectRead(0x18A9); |
| } |
| |
| float val = tsensor_->ReadTemperatureCelsius(); |
| EXPECT_EQ(val, 429496704.0); |
| } |
| |
| TEST_F(AmlTSensorTest, ReadTemperatureCelsiusTest2) { |
| Create(false); |
| for (int j = 0; j < 0x10; j++) { |
| (*mock_sensor_base_mmio_)[(0x10 << 2)].ExpectRead(0x32A7); |
| } |
| |
| float val = tsensor_->ReadTemperatureCelsius(); |
| EXPECT_EQ(val, 0.0); |
| } |
| |
| TEST_F(AmlTSensorTest, ReadTemperatureCelsiusTest3) { |
| Create(false); |
| (*mock_sensor_base_mmio_)[(0x10 << 2)].ExpectRead(0x18A9); |
| (*mock_sensor_base_mmio_)[(0x10 << 2)].ExpectRead(0x18AA); |
| for (int j = 0; j < 0xE; j++) { |
| (*mock_sensor_base_mmio_)[(0x10 << 2)].ExpectRead(0x0000); |
| } |
| |
| float val = tsensor_->ReadTemperatureCelsius(); |
| EXPECT_EQ(val, 429496704.0); |
| } |
| |
| TEST_F(AmlTSensorTest, GetStateChangePortTest) { |
| Create(false); |
| zx_handle_t port; |
| EXPECT_OK(tsensor_->GetStateChangePort(&port)); |
| } |
| |
| TEST_F(AmlTSensorTest, LessTripPointsTest) { Create(true); } |
| |
| } // namespace thermal |
