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 ******************************************************************************/
btm_ble_cont_energy_cmpl_cback(tBTM_VSC_CMPL * p_params)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 ******************************************************************************/
BTM_BleGetEnergyInfo(tBTM_BLE_ENERGY_INFO_CBACK * p_ener_cback)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, 0, NULL,
97 btm_ble_cont_energy_cmpl_cback);
98 return BTM_CMD_STARTED;
99 }
100