NEW: release DJI Payload-SDK version 3.0

Signed-off-by: DJI-Martin <DJI-Martin@dji.com>

psdk_lib/include/dji_power_management.h

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+/**
+ ********************************************************************
+ * @file    dji_power_management.h
+ * @brief   This is the header file for "dji_power_management.c", defining the structure and
+ * (exported) function prototypes.
+ *
+ * @copyright (c) 2021 DJI. All rights reserved.
+ *
+ * All information contained herein is, and remains, the property of DJI.
+ * The intellectual and technical concepts contained herein are proprietary
+ * to DJI and may be covered by U.S. and foreign patents, patents in process,
+ * and protected by trade secret or copyright law.  Dissemination of this
+ * information, including but not limited to data and other proprietary
+ * material(s) incorporated within the information, in any form, is strictly
+ * prohibited without the express written consent of DJI.
+ *
+ * If you receive this source code without DJI’s authorization, you may not
+ * further disseminate the information, and you must immediately remove the
+ * source code and notify DJI of its removal. DJI reserves the right to pursue
+ * legal actions against you for any loss(es) or damage(s) caused by your
+ * failure to do so.
+ *
+ *********************************************************************
+ */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef DJI_POWER_MANAGEMENT_H
+#define DJI_POWER_MANAGEMENT_H
+
+/* Includes ------------------------------------------------------------------*/
+#include "dji_typedef.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Exported constants --------------------------------------------------------*/
+
+/* Exported types ------------------------------------------------------------*/
+/**
+ * @brief Pin state.
+ */
+typedef enum {
+    DJI_POWER_MANAGEMENT_PIN_STATE_RESET = 0, /*!< Specifies pin is in low level state. */
+    DJI_POWER_MANAGEMENT_PIN_STATE_SET = 1, /*!< Specifies pin is in high level state. */
+} E_DjiPowerManagementPinState;
+
+/**
+ * @brief Prototype of callback function used to set level of high power application pin.
+ * @param pinState: level state of pin to be set.
+ * @return Execution result.
+ */
+typedef T_DjiReturnCode (*DjiWriteHighPowerApplyPinCallback)(E_DjiPowerManagementPinState pinState);
+
+/**
+ * @brief Prototype of callback function used to notify payload that the aircraft will power off soon and get state
+ * whether the payload is ready to power off or not.
+ * @warning User can not execute blocking style operations or functions in a callback function, because that will block DJI
+ * root thread, causing problems such as slow system response, payload disconnection or infinite loop.
+ * @param powerOffPreparationFlag: pointer to memory space used to store power off preparation flag. True represents
+ * that payload has completed all work and is ready to power off. False represents that payload is not ready to power
+ * off.
+ * @return Execution result.
+ */
+typedef T_DjiReturnCode (*DjiPowerOffNotificationCallback)(bool *powerOffPreparationFlag);
+
+/* Exported functions --------------------------------------------------------*/
+/**
+ * @brief Initialise power management module, and user should call this function before using power management features.
+ * @return Execution result.
+ */
+T_DjiReturnCode DjiPowerManagement_Init(void);
+
+/**
+ * @brief Apply high power from aircraft in blocking mode.
+ * @details Before applying, user should register callback function used to set level state of high power application
+ * pin using DjiPowerManagement_RegWriteHighPowerApplyPinCallback() function. After applying high power, power pin of
+ * DJI adapter will output high power based predetermined specification.
+ * @note Max execution time of this function is slightly larger than 600ms.
+ * @return Execution result.
+ */
+T_DjiReturnCode DjiPowerManagement_ApplyHighPowerSync(void);
+
+/**
+ * @brief Register callback function used to set level state of high power application pin. Must be called before
+ * applying high power.
+ * @param callback: pointer to the callback function.
+ * @return Execution result.
+ */
+T_DjiReturnCode DjiPowerManagement_RegWriteHighPowerApplyPinCallback(DjiWriteHighPowerApplyPinCallback callback);
+
+/**
+ * @brief Register callback function used to notify payload that the aircraft will power off soon and get state
+ * whether the payload is ready to power off or not.
+ * @details After registering, the callback function will be called at a fixed frequency when aircraft will power off.
+ * User fill in the power off preparation flag, and once the payload is ready to power off, the callback function will not
+ * be called. After a specified time, if the payload is not ready to power off, the aircraft will power off immediately. The
+ * specified time is 10s.
+ * @param callback: pointer to callback function used to notify aircraft power off message and get payload power off
+ * preparation flag.
+ * @return Execution result.
+ */
+T_DjiReturnCode DjiPowerManagement_RegPowerOffNotificationCallback(DjiPowerOffNotificationCallback callback);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // DJI_POWER_MANAGEMENT_H
+
+/************************ (C) COPYRIGHT DJI Innovations *******END OF FILE******/