granicus.if.org Git - esp-idf/blob - components/bt/bluedroid/stack/btm/btm_ble_cont_energy.c

   1 /******************************************************************************
   2  *
   3  *  Copyright (C) 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 "common/bt_target.h"
  21
  22 #if (BLE_INCLUDED == TRUE)
  23 #include "stack/bt_types.h"
  24 #include "stack/hcimsgs.h"
  25 #include "stack/btu.h"
  26 #include "btm_int.h"
  27 //#include "bt_utils.h"
  28 #include "stack/hcidefs.h"
  29 #include "stack/btm_ble_api.h"
  30
  31 tBTM_BLE_ENERGY_INFO_CB ble_energy_info_cb;
  32
  33 /*******************************************************************************
  34 **
  35 ** Function         btm_ble_cont_energy_cmpl_cback
  36 **
  37 ** Description      Controller VSC complete callback
  38 **
  39 ** Parameters
  40 **
  41 ** Returns          void
  42 **
  43 *******************************************************************************/
  44 void btm_ble_cont_energy_cmpl_cback (tBTM_VSC_CMPL *p_params)
  45 {
  46     UINT8  *p = p_params->p_param_buf;
  47     UINT16  len = p_params->param_len;
  48     UINT8  status = 0;
  49     UINT32 total_tx_time = 0, total_rx_time = 0, total_idle_time = 0, total_energy_used = 0;
  50
  51     if (len < 17) {
  52         BTM_TRACE_ERROR("wrong length for btm_ble_cont_energy_cmpl_cback");
  53         return;
  54     }
  55
  56     STREAM_TO_UINT8(status, p);
  57     STREAM_TO_UINT32(total_tx_time, p);
  58     STREAM_TO_UINT32(total_rx_time, p);
  59     STREAM_TO_UINT32(total_idle_time, p);
  60     STREAM_TO_UINT32(total_energy_used, p);
  61
  62     BTM_TRACE_DEBUG("energy_info status=%d,tx_t=%u, rx_t=%u, ener_used=%u, idle_t=%u",
  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, total_idle_time,
  67                                         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 {
  85     tBTM_STATUS status = BTM_ILLEGAL_VALUE;
  86     tBTM_BLE_VSC_CB cmn_ble_vsc_cb;
  87
  88     BTM_BleGetVendorCapabilities(&cmn_ble_vsc_cb);
  89
  90     BTM_TRACE_EVENT("BTM_BleGetEnergyInfo\n");
  91
  92     if (0 == cmn_ble_vsc_cb.energy_support) {
  93         BTM_TRACE_ERROR("Controller does not support get energy info\n");
  94         return BTM_ERR_PROCESSING;
  95     }
  96
  97     ble_energy_info_cb.p_ener_cback = p_ener_cback;
  98     if ((status = BTM_VendorSpecificCommand (HCI_BLE_ENERGY_INFO_OCF, 0, NULL,
  99                   btm_ble_cont_energy_cmpl_cback)) != BTM_CMD_STARTED) {
 100         BTM_TRACE_ERROR("BTM_BleGetEnergyInfo status: %d", status);
 101         return BTM_ILLEGAL_VALUE;
 102     }
 103
 104     return status;
 105 }
 106
 107 #endif
 108