| // 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. |
| |
| #ifndef SRC_DEVICES_CPU_DRIVERS_AML_CPU_AML_CPU_H_ |
| #define SRC_DEVICES_CPU_DRIVERS_AML_CPU_AML_CPU_H_ |
| |
| #include <fuchsia/device/llcpp/fidl.h> |
| #include <fuchsia/hardware/cpu/ctrl/llcpp/fidl.h> |
| #include <fuchsia/hardware/thermal/llcpp/fidl.h> |
| #include <lib/device-protocol/platform-device.h> |
| #include <lib/mmio/mmio.h> |
| |
| #include <ddktl/device.h> |
| #include <ddktl/protocol/empty-protocol.h> |
| |
| namespace amlogic_cpu { |
| |
| namespace fuchsia_cpuctrl = ::llcpp::fuchsia::hardware::cpu::ctrl; |
| namespace fuchsia_thermal = ::llcpp::fuchsia::hardware::thermal; |
| |
| class AmlCpu; |
| using DeviceType = |
| ddk::Device<AmlCpu, ddk::Messageable, ddk::PerformanceTunable, ddk::AutoSuspendable>; |
| |
| class AmlCpu : public DeviceType, |
| public ddk::EmptyProtocol<ZX_PROTOCOL_CPU_CTRL>, |
| fuchsia_cpuctrl::Device::Interface { |
| public: |
| DISALLOW_COPY_AND_ASSIGN_ALLOW_MOVE(AmlCpu); |
| explicit AmlCpu(zx_device_t* device, fuchsia_thermal::Device::SyncClient thermal_client) |
| : DeviceType(device), thermal_client_(std::move(thermal_client)) {} |
| |
| static zx_status_t Create(void* context, zx_device_t* device); |
| |
| // Implements ddk::Messageable |
| zx_status_t DdkMessage(fidl_msg_t* msg, fidl_txn_t* txn); |
| |
| // Implements DDK Device Ops |
| void DdkRelease(); |
| |
| // Implements ddk::PerformanceTunable. |
| zx_status_t DdkSetPerformanceState(uint32_t requested_state, uint32_t* out_state); |
| zx_status_t DdkConfigureAutoSuspend(bool enable, uint8_t requested_sleep_state); |
| |
| // Fidl server interface implementation. |
| void GetPerformanceStateInfo(uint32_t state, GetPerformanceStateInfoCompleter::Sync completer); |
| void GetNumLogicalCores(GetNumLogicalCoresCompleter::Sync completer); |
| void GetLogicalCoreId(uint64_t index, GetLogicalCoreIdCompleter::Sync completer); |
| |
| private: |
| zx_status_t GetThermalOperatingPoints(fuchsia_thermal::OperatingPoint* out); |
| |
| fuchsia_thermal::Device::SyncClient thermal_client_; |
| }; |
| |
| } // namespace amlogic_cpu |
| |
| #endif // SRC_DEVICES_CPU_DRIVERS_AML_CPU_AML_CPU_H_ |