1 /* 2 * Copyright (C) 2022 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef WIFI_MODE_CONTROLLER_H_ 18 #define WIFI_MODE_CONTROLLER_H_ 19 20 #include <aidl/android/hardware/wifi/IWifi.h> 21 #include <wifi_hal/driver_tool.h> 22 23 namespace aidl { 24 namespace android { 25 namespace hardware { 26 namespace wifi { 27 namespace mode_controller { 28 29 /** 30 * Class that encapsulates all firmware mode configuration. 31 * This class will perform the necessary firmware reloads to put the chip in the 32 * required state (essentially a wrapper over DriverTool). 33 */ 34 class WifiModeController { 35 public: 36 WifiModeController(); 37 virtual ~WifiModeController() = default; 38 39 // Checks if a firmware mode change is necessary to support the specified 40 // iface type operations. 41 virtual bool isFirmwareModeChangeNeeded(IfaceType type); 42 virtual bool initialize(); 43 // Change the firmware mode to support the specified iface type operations. 44 virtual bool changeFirmwareMode(IfaceType type); 45 // Unload the driver. This should be invoked whenever |IWifi.stop()| is 46 // invoked. 47 virtual bool deinitialize(); 48 49 private: 50 std::unique_ptr<::android::wifi_hal::DriverTool> driver_tool_; 51 }; 52 53 } // namespace mode_controller 54 } // namespace wifi 55 } // namespace hardware 56 } // namespace android 57 } // namespace aidl 58 59 #endif // WIFI_MODE_CONTROLLER_H_ 60