1 /****************************************************************************** 2 * 3 * Copyright 2014 Broadcom Corporation 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at: 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 ******************************************************************************/ 18 19 #include <string.h> 20 #include "bt_target.h" 21 22 #include "bt_types.h" 23 #include "bt_utils.h" 24 #include "btm_ble_api.h" 25 #include "btm_int.h" 26 #include "btu.h" 27 #include "hcidefs.h" 28 #include "hcimsgs.h" 29 30 tBTM_BLE_ENERGY_INFO_CB ble_energy_info_cb; 31 32 /******************************************************************************* 33 * 34 * Function btm_ble_cont_energy_cmpl_cback 35 * 36 * Description Controller VSC complete callback 37 * 38 * Parameters 39 * 40 * Returns void 41 * 42 ******************************************************************************/ 43 void btm_ble_cont_energy_cmpl_cback(tBTM_VSC_CMPL* p_params) { 44 uint8_t* p = p_params->p_param_buf; 45 uint16_t len = p_params->param_len; 46 uint8_t status = 0; 47 uint32_t total_tx_time = 0, total_rx_time = 0, total_idle_time = 0, 48 total_energy_used = 0; 49 50 if (len < 17) { 51 BTM_TRACE_ERROR("wrong length for btm_ble_cont_energy_cmpl_cback"); 52 return; 53 } 54 55 STREAM_TO_UINT8(status, p); 56 STREAM_TO_UINT32(total_tx_time, p); 57 STREAM_TO_UINT32(total_rx_time, p); 58 STREAM_TO_UINT32(total_idle_time, p); 59 STREAM_TO_UINT32(total_energy_used, p); 60 61 BTM_TRACE_DEBUG( 62 "energy_info status=%d,tx_t=%ld, rx_t=%ld, ener_used=%ld, idle_t=%ld", 63 status, total_tx_time, total_rx_time, total_energy_used, total_idle_time); 64 65 if (NULL != ble_energy_info_cb.p_ener_cback) 66 ble_energy_info_cb.p_ener_cback(total_tx_time, total_rx_time, 67 total_idle_time, total_energy_used, status); 68 69 return; 70 } 71 72 /******************************************************************************* 73 * 74 * Function BTM_BleGetEnergyInfo 75 * 76 * Description This function obtains the energy info 77 * 78 * Parameters p_ener_cback - Callback pointer 79 * 80 * Returns status 81 * 82 ******************************************************************************/ 83 tBTM_STATUS BTM_BleGetEnergyInfo(tBTM_BLE_ENERGY_INFO_CBACK* p_ener_cback) { 84 tBTM_BLE_VSC_CB cmn_ble_vsc_cb; 85 86 BTM_BleGetVendorCapabilities(&cmn_ble_vsc_cb); 87 88 BTM_TRACE_EVENT("BTM_BleGetEnergyInfo"); 89 90 if (0 == cmn_ble_vsc_cb.energy_support) { 91 BTM_TRACE_ERROR("Controller does not support get energy info"); 92 return BTM_ERR_PROCESSING; 93 } 94 95 ble_energy_info_cb.p_ener_cback = p_ener_cback; 96 BTM_VendorSpecificCommand(HCI_BLE_ENERGY_INFO_OCF, 0, NULL, 97 btm_ble_cont_energy_cmpl_cback); 98 return BTM_CMD_STARTED; 99 } 100