1/*
2 * Copyright 2012 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17/******************************************************************************
18 *
19 *  Filename:      bt_vendor_brcm.c
20 *
21 *  Description:   Broadcom vendor specific library implementation
22 *
23 ******************************************************************************/
24
25#define LOG_TAG "bt_vendor"
26
27#include <utils/Log.h>
28#include <string.h>
29#include <fcntl.h>
30#include <termios.h>
31#include "bt_vendor_qcom.h"
32#include "userial_vendor.h"
33
34/******************************************************************************
35**  Externs
36******************************************************************************/
37extern int hw_config(int nState);
38
39extern int is_hw_ready();
40
41/******************************************************************************
42**  Variables
43******************************************************************************/
44int pFd[2] = {0,};
45bt_hci_transport_device_type bt_hci_transport_device;
46
47bt_vendor_callbacks_t *bt_vendor_cbacks = NULL;
48uint8_t vnd_local_bd_addr[6]={0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
49
50#if (HW_NEED_END_WITH_HCI_RESET == TRUE)
51void hw_epilog_process(void);
52#endif
53
54
55/******************************************************************************
56**  Local type definitions
57******************************************************************************/
58
59
60/******************************************************************************
61**  Functions
62******************************************************************************/
63
64/*****************************************************************************
65**
66**   BLUETOOTH VENDOR INTERFACE LIBRARY FUNCTIONS
67**
68*****************************************************************************/
69
70static int init(const bt_vendor_callbacks_t* p_cb, unsigned char *local_bdaddr)
71{
72    ALOGI("bt-vendor : init");
73
74    if (p_cb == NULL)
75    {
76        ALOGE("init failed with no user callbacks!");
77        return -1;
78    }
79
80    //userial_vendor_init();
81    //upio_init();
82
83    //vnd_load_conf(VENDOR_LIB_CONF_FILE);
84
85    /* store reference to user callbacks */
86    bt_vendor_cbacks = (bt_vendor_callbacks_t *) p_cb;
87
88    /* This is handed over from the stack */
89    memcpy(vnd_local_bd_addr, local_bdaddr, 6);
90
91    return 0;
92}
93
94
95/** Requested operations */
96static int op(bt_vendor_opcode_t opcode, void *param)
97{
98    int retval = 0;
99    int nCnt = 0;
100    int nState = -1;
101
102    ALOGV("bt-vendor : op for %d", opcode);
103
104    switch(opcode)
105    {
106        case BT_VND_OP_POWER_CTRL:
107            {
108                nState = *(int *) param;
109                retval = hw_config(nState);
110                if(nState == BT_VND_PWR_ON
111                   && retval == 0
112                   && is_hw_ready() == TRUE){
113                    retval = 0;
114                }
115                else {
116                    retval = -1;
117                }
118            }
119            break;
120
121        case BT_VND_OP_FW_CFG:
122            {
123                // call hciattach to initalize the stack
124                if(bt_vendor_cbacks){
125                   ALOGI("Bluetooth Firmware and smd is initialized");
126                   bt_vendor_cbacks->fwcfg_cb(BT_VND_OP_RESULT_SUCCESS);
127                }
128                else{
129                   ALOGE("Error : hci, smd initialization Error");
130                   bt_vendor_cbacks->fwcfg_cb(BT_VND_OP_RESULT_FAIL);
131                }
132            }
133            break;
134
135        case BT_VND_OP_SCO_CFG:
136            {
137                bt_vendor_cbacks->scocfg_cb(BT_VND_OP_RESULT_SUCCESS); //dummy
138            }
139            break;
140
141        case BT_VND_OP_USERIAL_OPEN:
142            {
143                if(bt_hci_init_transport(pFd) != -1){
144                    int (*fd_array)[] = (int (*) []) param;
145
146                        (*fd_array)[CH_CMD] = pFd[0];
147                        (*fd_array)[CH_EVT] = pFd[0];
148                        (*fd_array)[CH_ACL_OUT] = pFd[1];
149                        (*fd_array)[CH_ACL_IN] = pFd[1];
150                }
151                else {
152                    retval = -1;
153                    break;
154                }
155                retval = 2;
156            }
157            break;
158
159        case BT_VND_OP_USERIAL_CLOSE:
160            {
161                 bt_hci_deinit_transport(pFd);
162            }
163            break;
164
165        case BT_VND_OP_GET_LPM_IDLE_TIMEOUT:
166            break;
167
168        case BT_VND_OP_LPM_SET_MODE:
169            {
170                bt_vendor_cbacks->lpm_cb(BT_VND_OP_RESULT_SUCCESS); //dummy
171            }
172            break;
173
174        case BT_VND_OP_LPM_WAKE_SET_STATE:
175            break;
176        case BT_VND_OP_EPILOG:
177            {
178#if (HW_NEED_END_WITH_HCI_RESET == FALSE)
179                if (bt_vendor_cbacks)
180                {
181                    bt_vendor_cbacks->epilog_cb(BT_VND_OP_RESULT_SUCCESS);
182                }
183#else
184                hw_epilog_process();
185#endif
186            }
187            break;
188    }
189
190    return retval;
191}
192
193/** Closes the interface */
194static void cleanup( void )
195{
196    ALOGI("cleanup");
197
198    //upio_cleanup();
199
200    bt_vendor_cbacks = NULL;
201}
202
203// Entry point of DLib
204const bt_vendor_interface_t BLUETOOTH_VENDOR_LIB_INTERFACE = {
205    sizeof(bt_vendor_interface_t),
206    init,
207    op,
208    cleanup
209};
210