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OVMS3-idf/components/bt/bluedroid/stack/btu/btu_task.c
Tian Hao e4f63819a1 component/bt : remove all GKI reference 
1. remove GKI(not use osi_free_and_reset)
2. modify mutex/semaphore to individual directory
3. set osi_malloc as malloc(previously use calloc)
4. change osi allocator debug osi_free
5. fix rebase of remove GKI
2017-08-23 15:29:30 +08:00

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/******************************************************************************
*
* Copyright (C) 1999-2012 Broadcom Corporation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
******************************************************************************/
#include <string.h>
#include "alarm.h"
#include "thread.h"
#include "bt_target.h"
#include "bt_trace.h"
#include "bt_types.h"
#include "allocator.h"
#include "mutex.h"
#include "btm_api.h"
#include "btm_int.h"
#include "btu.h"
#include "hash_map.h"
#include "hcimsgs.h"
#include "l2c_int.h"
#include "osi.h"
#if (defined(SDP_INCLUDED) && SDP_INCLUDED == TRUE)
#include "sdpint.h"
#endif
#if (defined(RFCOMM_INCLUDED) && RFCOMM_INCLUDED == TRUE)
#include "port_api.h"
#include "port_ext.h"
#endif
#if (defined(GAP_INCLUDED) && GAP_INCLUDED == TRUE)
#include "gap_int.h"
#endif
#if (defined(BNEP_INCLUDED) && BNEP_INCLUDED == TRUE)
#include "bnep_int.h"
#endif
#if (defined(PAN_INCLUDED) && PAN_INCLUDED == TRUE)
#include "pan_int.h"
#endif
#if (defined(HID_HOST_INCLUDED) && HID_HOST_INCLUDED == TRUE )
#include "hidh_int.h"
#endif
#if (defined(AVDT_INCLUDED) && AVDT_INCLUDED == TRUE)
#include "avdt_int.h"
#else
extern void avdt_rcv_sync_info (BT_HDR *p_buf);
#endif
#if (defined(MCA_INCLUDED) && MCA_INCLUDED == TRUE)
#include "mca_api.h"
#include "mca_defs.h"
#include "mca_int.h"
#endif
#if (defined(BTA_INCLUDED) && BTA_INCLUDED == TRUE)
#include "bta_sys.h"
#endif
#if (BLE_INCLUDED == TRUE)
#include "gatt_int.h"
#if (SMP_INCLUDED == TRUE)
#include "smp_int.h"
#endif
#include "btm_ble_int.h"
#endif
//#if (defined(BT_APP_DEMO) && BT_APP_DEMO == TRUE)
//#include "bt_app_common.h"
//#endif
extern void BTE_InitStack(void);
/* Define BTU storage area
*/
#if BTU_DYNAMIC_MEMORY == FALSE
tBTU_CB btu_cb;
#endif
extern hash_map_t *btu_general_alarm_hash_map;
extern osi_mutex_t btu_general_alarm_lock;
// Oneshot timer queue.
extern hash_map_t *btu_oneshot_alarm_hash_map;
extern osi_mutex_t btu_oneshot_alarm_lock;
// l2cap timer queue.
extern hash_map_t *btu_l2cap_alarm_hash_map;
extern osi_mutex_t btu_l2cap_alarm_lock;
extern xTaskHandle xBtuTaskHandle;
extern xQueueHandle xBtuQueue;
extern bluedroid_init_done_cb_t bluedroid_init_done_cb;
/* Define a function prototype to allow a generic timeout handler */
typedef void (tUSER_TIMEOUT_FUNC) (TIMER_LIST_ENT *p_tle);
static void btu_l2cap_alarm_process(TIMER_LIST_ENT *p_tle);
static void btu_general_alarm_process(TIMER_LIST_ENT *p_tle);
static void btu_hci_msg_process(BT_HDR *p_msg);
#if (defined(BTA_INCLUDED) && BTA_INCLUDED == TRUE)
static void btu_bta_alarm_process(TIMER_LIST_ENT *p_tle);
#endif
static void btu_hci_msg_process(BT_HDR *p_msg)
{
/* Determine the input message type. */
switch (p_msg->event & BT_EVT_MASK) {
case BTU_POST_TO_TASK_NO_GOOD_HORRIBLE_HACK: // TODO(zachoverflow): remove this
{
post_to_task_hack_t *ph = (post_to_task_hack_t *) &p_msg->data[0];
ph->callback(p_msg);
break;
}
case BT_EVT_TO_BTU_HCI_ACL:
/* All Acl Data goes to L2CAP */
l2c_rcv_acl_data (p_msg);
break;
case BT_EVT_TO_BTU_L2C_SEG_XMIT:
/* L2CAP segment transmit complete */
l2c_link_segments_xmitted (p_msg);
break;
case BT_EVT_TO_BTU_HCI_SCO:
#if BTM_SCO_INCLUDED == TRUE
btm_route_sco_data (p_msg);
break;
#endif
case BT_EVT_TO_BTU_HCI_EVT:
btu_hcif_process_event ((UINT8)(p_msg->event & BT_SUB_EVT_MASK), p_msg);
osi_free(p_msg);
#if (defined(HCILP_INCLUDED) && HCILP_INCLUDED == TRUE)
/* If host receives events which it doesn't response to, */
/* host should start idle timer to enter sleep mode. */
btu_check_bt_sleep ();
#endif
break;
case BT_EVT_TO_BTU_HCI_CMD:
btu_hcif_send_cmd ((UINT8)(p_msg->event & BT_SUB_EVT_MASK), p_msg);
break;
default:;
int i = 0;
uint16_t mask = (UINT16) (p_msg->event & BT_EVT_MASK);
BOOLEAN handled = FALSE;
for (; !handled && i < BTU_MAX_REG_EVENT; i++) {
if (btu_cb.event_reg[i].event_cb == NULL) {
continue;
}
if (mask == btu_cb.event_reg[i].event_range) {
if (btu_cb.event_reg[i].event_cb) {
btu_cb.event_reg[i].event_cb(p_msg);
handled = TRUE;
}
}
}
if (handled == FALSE) {
osi_free (p_msg);
}
break;
}
}
#if (defined(BTA_INCLUDED) && BTA_INCLUDED == TRUE)
static void btu_bta_alarm_process(TIMER_LIST_ENT *p_tle)
{
// call timer callback
if (p_tle->p_cback) {
(*p_tle->p_cback)(p_tle);
} else if (p_tle->event) {
BT_HDR *p_msg;
if ((p_msg = (BT_HDR *) osi_malloc(sizeof(BT_HDR))) != NULL) {
p_msg->event = p_tle->event;
p_msg->layer_specific = 0;
//osi_free(p_msg);
bta_sys_sendmsg(p_msg);
}
}
}
#endif
/*****************************************************************************
**
** Function btu_task_thread_handler
**
** Description Process BTU Task Thread.
******************************************************************************/
void btu_task_thread_handler(void *arg)
{
BtTaskEvt_t e;
for (;;) {
if (pdTRUE == xQueueReceive(xBtuQueue, &e, (portTickType)portMAX_DELAY)) {
switch (e.sig) {
case SIG_BTU_START_UP:
btu_task_start_up();
break;
case SIG_BTU_HCI_MSG:
btu_hci_msg_process((BT_HDR *)e.par);
break;
#if (defined(BTA_INCLUDED) && BTA_INCLUDED == TRUE)
case SIG_BTU_BTA_MSG:
bta_sys_event((BT_HDR *)e.par);
break;
case SIG_BTU_BTA_ALARM:
btu_bta_alarm_process((TIMER_LIST_ENT *)e.par);
break;
#endif
case SIG_BTU_GENERAL_ALARM:
btu_general_alarm_process((TIMER_LIST_ENT *)e.par);
break;
case SIG_BTU_ONESHOT_ALARM: {
TIMER_LIST_ENT *p_tle = (TIMER_LIST_ENT *)e.par;
btu_general_alarm_process(p_tle);
switch (p_tle->event) {
#if (defined(BLE_INCLUDED) && BLE_INCLUDED == TRUE)
case BTU_TTYPE_BLE_RANDOM_ADDR:
btm_ble_timeout(p_tle);
break;
#endif
case BTU_TTYPE_USER_FUNC: {
tUSER_TIMEOUT_FUNC *p_uf = (tUSER_TIMEOUT_FUNC *)p_tle->param;
(*p_uf)(p_tle);
break;
}
default:
// FAIL
LOG_ERROR("Received unexpected oneshot timer event:0x%x\n", p_tle->event);
break;
}
break;
}
case SIG_BTU_L2CAP_ALARM:
btu_l2cap_alarm_process((TIMER_LIST_ENT *)e.par);
break;
default:
break;
}
}
}
}
task_post_status_t btu_task_post(uint32_t sig, void *param, task_post_t timeout)
{
BtTaskEvt_t evt;
evt.sig = sig;
evt.par = param;
if (xQueueSend(xBtuQueue, &evt, timeout) != pdTRUE) {
LOG_ERROR("xBtuQueue failed\n");
return TASK_POST_FAIL;
}
return TASK_POST_SUCCESS;
}
void btu_task_start_up(void)
{
/* Initialize the mandatory core stack control blocks
(BTU, BTM, L2CAP, and SDP)
*/
btu_init_core();
/* Initialize any optional stack components */
BTE_InitStack();
#if (defined(BTA_INCLUDED) && BTA_INCLUDED == TRUE)
bta_sys_init();
#endif
// Inform the bt jni thread initialization is ok.
// btif_transfer_context(btif_init_ok, 0, NULL, 0, NULL);
#if(defined(BT_APP_DEMO) && BT_APP_DEMO == TRUE)
if (bluedroid_init_done_cb) {
bluedroid_init_done_cb();
}
#endif
}
void btu_task_shut_down(void)
{
#if (defined(BTA_INCLUDED) && BTA_INCLUDED == TRUE)
bta_sys_free();
#endif
btu_free_core();
}
/*******************************************************************************
**
** Function btu_start_timer
**
** Description Start a timer for the specified amount of time.
** NOTE: The timeout resolution is in SECONDS! (Even
** though the timer structure field is ticks)
**
** Returns void
**
*******************************************************************************/
static void btu_general_alarm_process(TIMER_LIST_ENT *p_tle)
{
assert(p_tle != NULL);
switch (p_tle->event) {
case BTU_TTYPE_BTM_DEV_CTL:
btm_dev_timeout(p_tle);
break;
case BTU_TTYPE_L2CAP_LINK:
case BTU_TTYPE_L2CAP_CHNL:
case BTU_TTYPE_L2CAP_HOLD:
case BTU_TTYPE_L2CAP_INFO:
case BTU_TTYPE_L2CAP_FCR_ACK:
case BTU_TTYPE_L2CAP_UPDA_CONN_PARAMS:
l2c_process_timeout (p_tle);
break;
#if (defined(SDP_INCLUDED) && SDP_INCLUDED == TRUE)
case BTU_TTYPE_SDP:
sdp_conn_timeout ((tCONN_CB *)p_tle->param);
break;
#endif
case BTU_TTYPE_BTM_RMT_NAME:
btm_inq_rmt_name_failed();
break;
#if (defined(RFCOMM_INCLUDED) && RFCOMM_INCLUDED == TRUE)
case BTU_TTYPE_RFCOMM_MFC:
case BTU_TTYPE_RFCOMM_PORT:
rfcomm_process_timeout (p_tle);
break;
#endif
#if ((defined(BNEP_INCLUDED) && BNEP_INCLUDED == TRUE))
case BTU_TTYPE_BNEP:
bnep_process_timeout(p_tle);
break;
#endif
#if (defined(AVDT_INCLUDED) && AVDT_INCLUDED == TRUE)
case BTU_TTYPE_AVDT_CCB_RET:
case BTU_TTYPE_AVDT_CCB_RSP:
case BTU_TTYPE_AVDT_CCB_IDLE:
case BTU_TTYPE_AVDT_SCB_TC:
avdt_process_timeout(p_tle);
break;
#endif
#if (defined(HID_HOST_INCLUDED) && HID_HOST_INCLUDED == TRUE)
case BTU_TTYPE_HID_HOST_REPAGE_TO :
hidh_proc_repage_timeout(p_tle);
break;
#endif
#if (defined(BLE_INCLUDED) && BLE_INCLUDED == TRUE)
case BTU_TTYPE_BLE_INQUIRY:
case BTU_TTYPE_BLE_GAP_LIM_DISC:
case BTU_TTYPE_BLE_RANDOM_ADDR:
case BTU_TTYPE_BLE_GAP_FAST_ADV:
case BTU_TTYPE_BLE_OBSERVE:
btm_ble_timeout(p_tle);
break;
case BTU_TTYPE_ATT_WAIT_FOR_RSP:
gatt_rsp_timeout(p_tle);
break;
case BTU_TTYPE_ATT_WAIT_FOR_IND_ACK:
gatt_ind_ack_timeout(p_tle);
break;
#if (defined(SMP_INCLUDED) && SMP_INCLUDED == TRUE)
case BTU_TTYPE_SMP_PAIRING_CMD:
smp_rsp_timeout(p_tle);
break;
#endif
#endif
#if (MCA_INCLUDED == TRUE)
case BTU_TTYPE_MCA_CCB_RSP:
mca_process_timeout(p_tle);
break;
#endif
case BTU_TTYPE_USER_FUNC: {
tUSER_TIMEOUT_FUNC *p_uf = (tUSER_TIMEOUT_FUNC *)p_tle->param;
(*p_uf)(p_tle);
}
break;
default:;
int i = 0;
BOOLEAN handled = FALSE;
for (; !handled && i < BTU_MAX_REG_TIMER; i++) {
if (btu_cb.timer_reg[i].timer_cb == NULL) {
continue;
}
if (btu_cb.timer_reg[i].p_tle == p_tle) {
btu_cb.timer_reg[i].timer_cb(p_tle);
handled = TRUE;
}
}
break;
}
}
void btu_general_alarm_cb(void *data)
{
assert(data != NULL);
TIMER_LIST_ENT *p_tle = (TIMER_LIST_ENT *)data;
btu_task_post(SIG_BTU_GENERAL_ALARM, p_tle, TASK_POST_BLOCKING);
}
void btu_start_timer(TIMER_LIST_ENT *p_tle, UINT16 type, UINT32 timeout_sec)
{
osi_alarm_t *alarm = NULL;
assert(p_tle != NULL);
// Get the alarm for the timer list entry.
osi_mutex_lock(&btu_general_alarm_lock, OSI_MUTEX_MAX_TIMEOUT);
if (!hash_map_has_key(btu_general_alarm_hash_map, p_tle)) {
alarm = osi_alarm_new("btu_gen", btu_general_alarm_cb, (void *)p_tle, 0);
hash_map_set(btu_general_alarm_hash_map, p_tle, alarm);
}
osi_mutex_unlock(&btu_general_alarm_lock);
alarm = hash_map_get(btu_general_alarm_hash_map, p_tle);
if (alarm == NULL) {
LOG_ERROR("%s Unable to create alarm", __func__);
return;
}
osi_alarm_cancel(alarm);
p_tle->event = type;
// NOTE: This value is in seconds but stored in a ticks field.
p_tle->ticks = timeout_sec;
p_tle->in_use = TRUE;
osi_alarm_set(alarm, (period_ms_t)(timeout_sec * 1000));
}
/*******************************************************************************
**
** Function btu_stop_timer
**
** Description Stop a timer.
**
** Returns void
**
*******************************************************************************/
void btu_stop_timer(TIMER_LIST_ENT *p_tle)
{
assert(p_tle != NULL);
if (p_tle->in_use == FALSE) {
return;
}
p_tle->in_use = FALSE;
// Get the alarm for the timer list entry.
osi_alarm_t *alarm = hash_map_get(btu_general_alarm_hash_map, p_tle);
if (alarm == NULL) {
LOG_WARN("%s Unable to find expected alarm in hashmap", __func__);
return;
}
osi_alarm_cancel(alarm);
}
#if defined(QUICK_TIMER_TICKS_PER_SEC) && (QUICK_TIMER_TICKS_PER_SEC > 0)
/*******************************************************************************
**
** Function btu_start_quick_timer
**
** Description Start a timer for the specified amount of time in ticks.
**
** Returns void
**
*******************************************************************************/
static void btu_l2cap_alarm_process(TIMER_LIST_ENT *p_tle)
{
assert(p_tle != NULL);
switch (p_tle->event) {
case BTU_TTYPE_L2CAP_CHNL: /* monitor or retransmission timer */
case BTU_TTYPE_L2CAP_FCR_ACK: /* ack timer */
l2c_process_timeout (p_tle);
break;
default:
break;
}
}
static void btu_l2cap_alarm_cb(void *data)
{
assert(data != NULL);
TIMER_LIST_ENT *p_tle = (TIMER_LIST_ENT *)data;
btu_task_post(SIG_BTU_L2CAP_ALARM, p_tle, TASK_POST_BLOCKING);
}
void btu_start_quick_timer(TIMER_LIST_ENT *p_tle, UINT16 type, UINT32 timeout_ticks)
{
osi_alarm_t *alarm = NULL;
assert(p_tle != NULL);
// Get the alarm for the timer list entry.
osi_mutex_lock(&btu_l2cap_alarm_lock, OSI_MUTEX_MAX_TIMEOUT);
if (!hash_map_has_key(btu_l2cap_alarm_hash_map, p_tle)) {
alarm = osi_alarm_new("btu_l2cap", btu_l2cap_alarm_cb, (void *)p_tle, 0);
hash_map_set(btu_l2cap_alarm_hash_map, p_tle, (void *)alarm);
}
osi_mutex_unlock(&btu_l2cap_alarm_lock);
alarm = hash_map_get(btu_l2cap_alarm_hash_map, p_tle);
if (alarm == NULL) {
LOG_ERROR("%s Unable to create alarm", __func__);
return;
}
osi_alarm_cancel(alarm);
p_tle->event = type;
p_tle->ticks = timeout_ticks;
p_tle->in_use = TRUE;
// The quick timer ticks are 100ms long.
osi_alarm_set(alarm, (period_ms_t)(timeout_ticks * 100));
}
/*******************************************************************************
**
** Function btu_stop_quick_timer
**
** Description Stop a timer.
**
** Returns void
**
*******************************************************************************/
void btu_stop_quick_timer(TIMER_LIST_ENT *p_tle)
{
assert(p_tle != NULL);
if (p_tle->in_use == FALSE) {
return;
}
p_tle->in_use = FALSE;
// Get the alarm for the timer list entry.
osi_alarm_t *alarm = hash_map_get(btu_l2cap_alarm_hash_map, p_tle);
if (alarm == NULL) {
LOG_WARN("%s Unable to find expected alarm in hashmap", __func__);
return;
}
osi_alarm_cancel(alarm);
}
#endif /* defined(QUICK_TIMER_TICKS_PER_SEC) && (QUICK_TIMER_TICKS_PER_SEC > 0) */
void btu_oneshot_alarm_cb(void *data)
{
assert(data != NULL);
TIMER_LIST_ENT *p_tle = (TIMER_LIST_ENT *)data;
btu_stop_timer_oneshot(p_tle);
btu_task_post(SIG_BTU_ONESHOT_ALARM, p_tle, TASK_POST_BLOCKING);
}
/*
* Starts a oneshot timer with a timeout in seconds.
*/
void btu_start_timer_oneshot(TIMER_LIST_ENT *p_tle, UINT16 type, UINT32 timeout_sec)
{
osi_alarm_t *alarm = NULL;
assert(p_tle != NULL);
// Get the alarm for the timer list entry.
osi_mutex_lock(&btu_oneshot_alarm_lock, OSI_MUTEX_MAX_TIMEOUT);
if (!hash_map_has_key(btu_oneshot_alarm_hash_map, p_tle)) {
alarm = osi_alarm_new("btu_oneshot", btu_oneshot_alarm_cb, (void *)p_tle, 0);
hash_map_set(btu_oneshot_alarm_hash_map, p_tle, alarm);
}
osi_mutex_unlock(&btu_oneshot_alarm_lock);
alarm = hash_map_get(btu_oneshot_alarm_hash_map, p_tle);
if (alarm == NULL) {
LOG_ERROR("%s Unable to create alarm", __func__);
return;
}
osi_alarm_cancel(alarm);
p_tle->event = type;
p_tle->in_use = TRUE;
// NOTE: This value is in seconds but stored in a ticks field.
p_tle->ticks = timeout_sec;
osi_alarm_set(alarm, (period_ms_t)(timeout_sec * 1000));
}
void btu_stop_timer_oneshot(TIMER_LIST_ENT *p_tle)
{
assert(p_tle != NULL);
if (p_tle->in_use == FALSE) {
return;
}
p_tle->in_use = FALSE;
// Get the alarm for the timer list entry.
osi_alarm_t *alarm = hash_map_get(btu_oneshot_alarm_hash_map, p_tle);
if (alarm == NULL) {
LOG_WARN("%s Unable to find expected alarm in hashmap", __func__);
return;
}
osi_alarm_cancel(alarm);
}
#if (defined(HCILP_INCLUDED) && HCILP_INCLUDED == TRUE)
/*******************************************************************************
**
** Function btu_check_bt_sleep
**
** Description This function is called to check if controller can go to sleep.
**
** Returns void
**
*******************************************************************************/
void btu_check_bt_sleep (void)
{
// TODO(zachoverflow) take pending commands into account?
if (l2cb.controller_xmit_window == l2cb.num_lm_acl_bufs) {
bte_main_lpm_allow_bt_device_sleep();
}
}
#endif
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