1 /* 2 * Copyright (C) 2016 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 <wifi_hal/driver_tool.h> 21 22 #include <android/hardware/wifi/1.0/IWifi.h> 23 24 namespace android { 25 namespace hardware { 26 namespace wifi { 27 namespace V1_3 { 28 namespace implementation { 29 namespace mode_controller { 30 using namespace android::hardware::wifi::V1_0; 31 32 /** 33 * Class that encapsulates all firmware mode configuration. 34 * This class will perform the necessary firmware reloads to put the chip in the 35 * required state (essentially a wrapper over DriverTool). 36 */ 37 class WifiModeController { 38 public: 39 WifiModeController(); 40 virtual ~WifiModeController() = default; 41 42 // Checks if a firmware mode change is necessary to support the specified 43 // iface type operations. 44 virtual bool isFirmwareModeChangeNeeded(IfaceType type); 45 virtual bool initialize(); 46 // Change the firmware mode to support the specified iface type operations. 47 virtual bool changeFirmwareMode(IfaceType type); 48 // Unload the driver. This should be invoked whenever |IWifi.stop()| is 49 // invoked. 50 virtual bool deinitialize(); 51 52 private: 53 std::unique_ptr<wifi_hal::DriverTool> driver_tool_; 54 }; 55 56 } // namespace mode_controller 57 } // namespace implementation 58 } // namespace V1_3 59 } // namespace wifi 60 } // namespace hardware 61 } // namespace android 62 63 #endif // WIFI_MODE_CONTROLLER_H_ 64