alex/esp-idf
1
0
Fork 0
mirror of https://github.com/espressif/esp-idf.git synced 2025-08-09 20:41:14 +00:00
Code Issues Packages Projects Releases Wiki Activity

add BLE connection establishment retry

Browse Source
This commit is contained in:
zwj
2021-02-18 16:25:02 +08:00
committed by bot
parent dad3c26bc2
commit e652e264c7
10 changed files with 262 additions and 101 deletions
Download Patch File Download Diff File Expand all files Collapse all files

17
components/bt/host/bluedroid/stack/l2cap/l2c_ble.c
View File

@@ -51,6 +51,7 @@ const tHCI_ExtConnParams ext_conn_params = {
#endif // #if (BLE_50_FEATURE_SUPPORT == TRUE)
static BOOLEAN l2cble_start_conn_update (tL2C_LCB *p_lcb);
extern int64_t esp_system_get_time(void);
/*******************************************************************************
**
@@ -847,6 +848,18 @@ BOOLEAN l2cble_init_direct_conn (tL2C_LCB *p_lcb)
L2CAP_TRACE_ERROR("initate direct connection fail, topology limitation");
return FALSE;
}
uint32_t link_timeout = L2CAP_BLE_LINK_CONNECT_TOUT;
if(GATTC_CONNECT_RETRY_COUNT) {
if(!p_lcb->retry_create_con) {
p_lcb->start_time_s = (esp_system_get_time()/1000);
}
uint32_t current_time = (esp_system_get_time()/1000);
link_timeout = (L2CAP_BLE_LINK_CONNECT_TOUT*1000 - (current_time - p_lcb->start_time_s))/1000;
if(link_timeout == 0 || link_timeout > L2CAP_BLE_LINK_CONNECT_TOUT) {
link_timeout = L2CAP_BLE_LINK_CONNECT_TOUT;
}
}
if (!p_lcb->is_aux) {
if (!btsnd_hcic_ble_create_ll_conn (scan_int,/* UINT16 scan_int */
@@ -872,7 +885,7 @@ BOOLEAN l2cble_init_direct_conn (tL2C_LCB *p_lcb)
p_lcb->link_state = LST_CONNECTING;
l2cb.is_ble_connecting = TRUE;
memcpy (l2cb.ble_connecting_bda, p_lcb->remote_bd_addr, BD_ADDR_LEN);
btu_start_timer (&p_lcb->timer_entry, BTU_TTYPE_L2CAP_LINK, L2CAP_BLE_LINK_CONNECT_TOUT);
btu_start_timer (&p_lcb->timer_entry, BTU_TTYPE_L2CAP_LINK, link_timeout);
btm_ble_set_conn_st (BLE_DIR_CONN);
return (TRUE);
@@ -899,7 +912,7 @@ BOOLEAN l2cble_init_direct_conn (tL2C_LCB *p_lcb)
p_lcb->link_state = LST_CONNECTING;
l2cb.is_ble_connecting = TRUE;
memcpy (l2cb.ble_connecting_bda, p_lcb->remote_bd_addr, BD_ADDR_LEN);
btu_start_timer (&p_lcb->timer_entry, BTU_TTYPE_L2CAP_LINK, L2CAP_BLE_LINK_CONNECT_TOUT);
btu_start_timer (&p_lcb->timer_entry, BTU_TTYPE_L2CAP_LINK, link_timeout);
btm_ble_set_conn_st (BLE_DIR_CONN);
if(!btsnd_hcic_ble_create_ext_conn(&aux_conn)) {
l2cu_release_lcb (p_lcb);