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 #include "gki.h"
19 #include "bta_api.h"
20 #include "bta_sys.h"
21 #include "bta_ag_api.h"
22 #include "bta_ag_co.h"
23 #include "bte_appl.h"
24 #include "bt_utils.h"
25
26 #define LOG_TAG "BTA_AG_CO: "
27
28 #ifndef LINUX_NATIVE
29 #include <cutils/properties.h>
30 #include <cutils/log.h>
31 #else
32 #include <stdio.h>
33 #define LOGI(format, ...) fprintf (stdout, LOG_TAG format"\n", ## __VA_ARGS__)
34 #define LOGD(format, ...) fprintf (stdout, LOG_TAG format"\n", ## __VA_ARGS__)
35 #define LOGV(format, ...) fprintf (stdout, LOG_TAG format"\n", ## __VA_ARGS__)
36 #define LOGE(format, ...) fprintf (stderr, LOG_TAG format"\n", ## __VA_ARGS__)
37 #endif
38
39
40 /************************************************************************************
41 ** Externs
42 ************************************************************************************/
43 extern int set_audio_state(UINT16 handle, UINT16 codec, UINT8 state, void *param);
44
45 /*******************************************************************************
46 **
47 ** Function bta_ag_co_init
48 **
49 ** Description This callout function is executed by AG when it is
50 ** started by calling BTA_AgEnable(). This function can be
51 ** used by the phone to initialize audio paths or for other
52 ** initialization purposes.
53 **
54 **
55 ** Returns Void.
56 **
57 *******************************************************************************/
bta_ag_co_init(void)58 void bta_ag_co_init(void)
59 {
60 BTM_WriteVoiceSettings(AG_VOICE_SETTINGS);
61 }
62
63
64 /*******************************************************************************
65 **
66 ** Function bta_ag_co_audio_state
67 **
68 ** Description This function is called by the AG before the audio connection
69 ** is brought up, after it comes up, and after it goes down.
70 **
71 ** Parameters handle - handle of the AG instance
72 ** state - Audio state
73 ** BTA_AG_CO_AUD_STATE_OFF - Audio has been turned off
74 ** BTA_AG_CO_AUD_STATE_OFF_XFER - Audio has been turned off (xfer)
75 ** BTA_AG_CO_AUD_STATE_ON - Audio has been turned on
76 ** BTA_AG_CO_AUD_STATE_SETUP - Audio is about to be turned on
77 ** codec - if WBS support is compiled in, codec to going to be used is provided
78 ** and when in BTA_AG_CO_AUD_STATE_SETUP, BTM_I2SPCMConfig() must be called with
79 ** the correct platform parameters.
80 ** in the other states codec type should not be ignored
81 **
82 ** Returns void
83 **
84 *******************************************************************************/
85 #if (BTM_WBS_INCLUDED == TRUE )
bta_ag_co_audio_state(UINT16 handle,UINT8 app_id,UINT8 state,tBTA_AG_PEER_CODEC codec)86 void bta_ag_co_audio_state(UINT16 handle, UINT8 app_id, UINT8 state, tBTA_AG_PEER_CODEC codec)
87 #else
88 void bta_ag_co_audio_state(UINT16 handle, UINT8 app_id, UINT8 state)
89 #endif
90 {
91 BTIF_TRACE_DEBUG("bta_ag_co_audio_state: handle %d, state %d", handle, state);
92 switch (state)
93 {
94 case BTA_AG_CO_AUD_STATE_OFF:
95 #if (BTM_WBS_INCLUDED == TRUE )
96 BTIF_TRACE_DEBUG("bta_ag_co_audio_state(handle %d)::Closed (OFF), codec: 0x%x",
97 handle, codec);
98 set_audio_state(handle, codec, state, NULL);
99 #else
100 BTIF_TRACE_DEBUG("bta_ag_co_audio_state(handle %d)::Closed (OFF)",
101 handle);
102 #endif
103 break;
104 case BTA_AG_CO_AUD_STATE_OFF_XFER:
105 BTIF_TRACE_DEBUG("bta_ag_co_audio_state(handle %d)::Closed (XFERRING)", handle);
106 break;
107 case BTA_AG_CO_AUD_STATE_SETUP:
108 #if (BTM_WBS_INCLUDED == TRUE )
109 set_audio_state(handle, codec, state, NULL);
110 #else
111 set_audio_state(handle, BTA_AG_CODEC_CVSD, state, NULL);
112 #endif
113 break;
114 default:
115 break;
116 }
117 #if (BTM_WBS_INCLUDED == TRUE )
118 APPL_TRACE_DEBUG("bta_ag_co_audio_state(handle %d, app_id: %d, state %d, codec: 0x%x)",
119 handle, app_id, state, codec);
120 #else
121 APPL_TRACE_DEBUG("bta_ag_co_audio_state(handle %d, app_id: %d, state %d)", \
122 handle, app_id, state);
123 #endif
124 }
125
126
127 /*******************************************************************************
128 **
129 ** Function bta_ag_co_data_open
130 **
131 ** Description This function is executed by AG when a service level connection
132 ** is opened. The phone can use this function to set
133 ** up data paths or perform any required initialization or
134 ** set up particular to the connected service.
135 **
136 **
137 ** Returns void
138 **
139 *******************************************************************************/
bta_ag_co_data_open(UINT16 handle,tBTA_SERVICE_ID service)140 void bta_ag_co_data_open(UINT16 handle, tBTA_SERVICE_ID service)
141 {
142 BTIF_TRACE_DEBUG("bta_ag_co_data_open handle:%d service:%d", handle, service);
143 }
144
145 /*******************************************************************************
146 **
147 ** Function bta_ag_co_data_close
148 **
149 ** Description This function is called by AG when a service level
150 ** connection is closed
151 **
152 **
153 ** Returns void
154 **
155 *******************************************************************************/
bta_ag_co_data_close(UINT16 handle)156 void bta_ag_co_data_close(UINT16 handle)
157 {
158 BTIF_TRACE_DEBUG("bta_ag_co_data_close handle:%d", handle);
159 }
160
161
162 /*******************************************************************************
163 **
164 ** Function bta_ag_co_tx_write
165 **
166 ** Description This function is called by the AG to send data to the
167 ** phone when the AG is configured for AT command pass-through.
168 ** The implementation of this function must copy the data to
169 ** the phones memory.
170 **
171 ** Returns void
172 **
173 *******************************************************************************/
bta_ag_co_tx_write(UINT16 handle,UINT8 * p_data,UINT16 len)174 void bta_ag_co_tx_write(UINT16 handle, UINT8 * p_data, UINT16 len)
175 {
176 UNUSED(p_data);
177 BTIF_TRACE_DEBUG( "bta_ag_co_tx_write: handle: %d, len: %d", handle, len );
178 }
179
180