1 /****************************************************************************** 2 * 3 * Copyright (C) 2009-2012 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 "bt_btif_bta_ag" 20 21 #include <cutils/properties.h> 22 23 #include "bta/include/bta_ag_api.h" 24 #include "hci/include/hci_audio.h" 25 #include "osi/include/osi.h" 26 27 /******************************************************************************* 28 ** 29 ** Function bta_ag_co_init 30 ** 31 ** Description This callout function is executed by AG when it is 32 ** started by calling BTA_AgEnable(). This function can be 33 ** used by the phone to initialize audio paths or for other 34 ** initialization purposes. 35 ** 36 ** 37 ** Returns Void. 38 ** 39 *******************************************************************************/ 40 void bta_ag_co_init(void) 41 { 42 BTM_WriteVoiceSettings(AG_VOICE_SETTINGS); 43 } 44 45 46 /******************************************************************************* 47 ** 48 ** Function bta_ag_co_audio_state 49 ** 50 ** Description This function is called by the AG before the audio connection 51 ** is brought up, after it comes up, and after it goes down. 52 ** 53 ** Parameters handle - handle of the AG instance 54 ** state - Audio state 55 ** codec - if WBS support is compiled in, codec to going to be used is provided 56 ** and when in SCO_STATE_SETUP, BTM_I2SPCMConfig() must be called with 57 ** the correct platform parameters. 58 ** in the other states codec type should not be ignored 59 ** 60 ** Returns void 61 ** 62 *******************************************************************************/ 63 #if (BTM_WBS_INCLUDED == TRUE ) 64 void bta_ag_co_audio_state(UINT16 handle, UINT8 app_id, UINT8 state, tBTA_AG_PEER_CODEC codec) 65 #else 66 void bta_ag_co_audio_state(UINT16 handle, UINT8 app_id, UINT8 state) 67 #endif 68 { 69 BTIF_TRACE_DEBUG("bta_ag_co_audio_state: handle %d, state %d", handle, state); 70 switch (state) 71 { 72 case SCO_STATE_OFF: 73 #if (BTM_WBS_INCLUDED == TRUE ) 74 BTIF_TRACE_DEBUG("bta_ag_co_audio_state(handle %d)::Closed (OFF), codec: 0x%x", 75 handle, codec); 76 set_audio_state(handle, codec, state); 77 #else 78 BTIF_TRACE_DEBUG("bta_ag_co_audio_state(handle %d)::Closed (OFF)", 79 handle); 80 #endif 81 break; 82 case SCO_STATE_OFF_TRANSFER: 83 BTIF_TRACE_DEBUG("bta_ag_co_audio_state(handle %d)::Closed (XFERRING)", handle); 84 break; 85 case SCO_STATE_SETUP: 86 #if (BTM_WBS_INCLUDED == TRUE ) 87 set_audio_state(handle, codec, state); 88 #else 89 set_audio_state(handle, BTA_AG_CODEC_CVSD, state); 90 #endif 91 break; 92 default: 93 break; 94 } 95 #if (BTM_WBS_INCLUDED == TRUE ) 96 APPL_TRACE_DEBUG("bta_ag_co_audio_state(handle %d, app_id: %d, state %d, codec: 0x%x)", 97 handle, app_id, state, codec); 98 #else 99 APPL_TRACE_DEBUG("bta_ag_co_audio_state(handle %d, app_id: %d, state %d)", \ 100 handle, app_id, state); 101 #endif 102 } 103 104 105 /******************************************************************************* 106 ** 107 ** Function bta_ag_co_data_open 108 ** 109 ** Description This function is executed by AG when a service level connection 110 ** is opened. The phone can use this function to set 111 ** up data paths or perform any required initialization or 112 ** set up particular to the connected service. 113 ** 114 ** 115 ** Returns void 116 ** 117 *******************************************************************************/ 118 void bta_ag_co_data_open(UINT16 handle, tBTA_SERVICE_ID service) 119 { 120 BTIF_TRACE_DEBUG("bta_ag_co_data_open handle:%d service:%d", handle, service); 121 } 122 123 /******************************************************************************* 124 ** 125 ** Function bta_ag_co_data_close 126 ** 127 ** Description This function is called by AG when a service level 128 ** connection is closed 129 ** 130 ** 131 ** Returns void 132 ** 133 *******************************************************************************/ 134 void bta_ag_co_data_close(UINT16 handle) 135 { 136 BTIF_TRACE_DEBUG("bta_ag_co_data_close handle:%d", handle); 137 } 138 139 140 /******************************************************************************* 141 ** 142 ** Function bta_ag_co_tx_write 143 ** 144 ** Description This function is called by the AG to send data to the 145 ** phone when the AG is configured for AT command pass-through. 146 ** The implementation of this function must copy the data to 147 ** the phones memory. 148 ** 149 ** Returns void 150 ** 151 *******************************************************************************/ 152 void bta_ag_co_tx_write(UINT16 handle, UNUSED_ATTR UINT8 * p_data, UINT16 len) 153 { 154 BTIF_TRACE_DEBUG( "bta_ag_co_tx_write: handle: %d, len: %d", handle, len ); 155 } 156
