| /* Copyright 2017 The Chromium OS Authors. All rights reserved. |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| * |
| * EC-EC communication, functions for master. |
| */ |
| |
| #ifndef EC_EC_COMM_MASTER_H_ |
| #define EC_EC_COMM_MASTER_H_ |
| |
| #include <stdint.h> |
| #include "config.h" |
| |
| /** |
| * Sends EC_CMD_BATTERY_GET_DYNAMIC command to slave, and writes the |
| * battery dynamic information into battery_dynamic[BATT_IDX_BASE]. |
| * |
| * Leaves battery_dynamic[BATT_IDX_BASE] intact on error: it is the callers |
| * responsibility to clear the data or ignore it. |
| |
| * @return EC_RES_SUCCESS on success, EC_RES_ERROR on communication error, |
| * else forwards the error code from the slave. |
| */ |
| int ec_ec_master_base_get_dynamic_info(void); |
| |
| /** |
| * Sends EC_CMD_BATTERY_GET_STATIC command to slave, and writes the |
| * battery static information into battery_static[BATT_IDX_BASE]. |
| * |
| * Leaves battery_static[BATT_IDX_BASE] intact on error: it is the callers |
| * responsibility to clear the data or ignore it. |
| * |
| * @return EC_RES_SUCCESS on success, EC_RES_ERROR on communication error, |
| * else forwards the error code from the slave. |
| */ |
| int ec_ec_master_base_get_static_info(void); |
| |
| /** |
| * Sends EC_CMD_CHARGER_CONTROL command to slave, with the given parameters |
| * (see ec_commands.h/ec_params_charger_control for description). |
| * |
| * @return EC_RES_SUCCESS on success, EC_RES_ERROR on communication error, |
| * else forwards the error code from the slave. |
| */ |
| int ec_ec_master_base_charge_control(int max_current, |
| int otg_voltage, |
| int allow_charging); |
| |
| /** |
| * Sends EC_CMD_REBOOT_EC command to slave, with EC_REBOOT_HIBERNATE parameter. |
| * |
| * @return EC_RES_ERROR on communication error (should always be the case if the |
| * slave successfully hibernates, as it will not be able to write back the |
| * response, else forwards the error code from the slave. |
| */ |
| int ec_ec_master_hibernate(void); |
| |
| #endif /* EC_EC_COMM_MASTER_H_ */ |