1 /* 2 * Copyright (c) 2021 Huawei Device Co., Ltd. 3 * 4 * HDF is dual licensed: you can use it either under the terms of 5 * the GPL, or the BSD license, at your option. 6 * See the LICENSE file in the root of this repository for complete details. 7 */ 8 9 #ifndef SENSOR_HALL_DRIVER_H 10 #define SENSOR_HALL_DRIVER_H 11 12 #include "hdf_workqueue.h" 13 #include "sensor_config_parser.h" 14 #include "sensor_platform_if.h" 15 16 #define HALL_CHIP_NAME_AK8789 "ak8789" 17 18 struct HallOpsCall { 19 int32_t (*Init)(struct SensorCfgData *data); 20 int32_t (*ReadData)(struct SensorCfgData *data); 21 }; 22 23 struct HallDrvData { 24 struct IDeviceIoService ioService; 25 struct HdfDeviceObject *device; 26 HdfWorkQueue hallWorkQueue; 27 HdfWork hallWork; 28 bool detectFlag; 29 bool enable; 30 int64_t interval; 31 struct SensorCfgData *hallCfg; 32 struct HallOpsCall ops; 33 uint16_t status; 34 uint32_t delayTime; 35 }; 36 37 int32_t HallRegisterChipOps(const struct HallOpsCall *ops); 38 struct SensorCfgData *HallCreateCfgData(const struct DeviceResourceNode *node); 39 void HallReleaseCfgData(struct SensorCfgData *hallCfg); 40 41 #endif /* SENSOR_HALL_DRIVER_H */