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 #define LOG_TAG "btm_ble_cont_energy"
20
21 #include <bluetooth/log.h>
22 #include <string.h>
23
24 #include "btm_ble_api.h"
25 #include "stack/btm/btm_int_types.h"
26 #include "stack/include/bt_types.h"
27 #include "stack/include/btm_client_interface.h"
28
29 using namespace bluetooth;
30
31 extern tBTM_CB btm_cb;
32
33 tBTM_BLE_ENERGY_INFO_CB ble_energy_info_cb;
34
35 /*******************************************************************************
36 *
37 * Function btm_ble_cont_energy_cmpl_cback
38 *
39 * Description Controller VSC complete callback
40 *
41 * Parameters
42 *
43 * Returns void
44 *
45 ******************************************************************************/
btm_ble_cont_energy_cmpl_cback(tBTM_VSC_CMPL * p_params)46 static void btm_ble_cont_energy_cmpl_cback(tBTM_VSC_CMPL* p_params) {
47 uint8_t* p = p_params->p_param_buf;
48 uint16_t len = p_params->param_len;
49 uint32_t total_tx_time = 0, total_rx_time = 0, total_idle_time = 0, total_energy_used = 0;
50
51 if (len < 17) {
52 log::error("wrong length for btm_ble_cont_energy_cmpl_cback");
53 return;
54 }
55
56 uint8_t raw_status;
57 STREAM_TO_UINT8(raw_status, p);
58 tHCI_STATUS status = to_hci_status_code(raw_status);
59 STREAM_TO_UINT32(total_tx_time, p);
60 STREAM_TO_UINT32(total_rx_time, p);
61 STREAM_TO_UINT32(total_idle_time, p);
62 STREAM_TO_UINT32(total_energy_used, p);
63
64 log::verbose("energy_info status={},tx_t={}, rx_t={}, ener_used={}, idle_t={}", status,
65 total_tx_time, total_rx_time, total_energy_used, total_idle_time);
66
67 if (NULL != ble_energy_info_cb.p_ener_cback) {
68 ble_energy_info_cb.p_ener_cback(total_tx_time, total_rx_time, total_idle_time,
69 total_energy_used, static_cast<tHCI_STATUS>(status));
70 }
71
72 return;
73 }
74
75 /*******************************************************************************
76 *
77 * Function BTM_BleGetEnergyInfo
78 *
79 * Description This function obtains the energy info
80 *
81 * Parameters p_ener_cback - Callback pointer
82 *
83 * Returns status
84 *
85 ******************************************************************************/
BTM_BleGetEnergyInfo(tBTM_BLE_ENERGY_INFO_CBACK * p_ener_cback)86 tBTM_STATUS BTM_BleGetEnergyInfo(tBTM_BLE_ENERGY_INFO_CBACK* p_ener_cback) {
87 tBTM_BLE_VSC_CB cmn_ble_vsc_cb;
88
89 BTM_BleGetVendorCapabilities(&cmn_ble_vsc_cb);
90
91 log::verbose("BTM_BleGetEnergyInfo");
92
93 if (0 == cmn_ble_vsc_cb.energy_support) {
94 log::error("Controller does not support get energy info");
95 return tBTM_STATUS::BTM_ERR_PROCESSING;
96 }
97
98 ble_energy_info_cb.p_ener_cback = p_ener_cback;
99 get_btm_client_interface().vendor.BTM_VendorSpecificCommand(HCI_BLE_ENERGY_INFO, 0, NULL,
100 btm_ble_cont_energy_cmpl_cback);
101 return tBTM_STATUS::BTM_CMD_STARTED;
102 }
103