/**
* Stop advertising state machine
*
* Context: Link Layer task.
*
* @param advsm
*/
static void
ble_ll_adv_sm_stop(struct ble_ll_adv_sm *advsm)
{
os_sr_t sr;
if (advsm->enabled) {
/* Remove any scheduled advertising items */
ble_ll_sched_rmv_elem(&advsm->adv_sch);
/* Set to standby if we are no longer advertising */
OS_ENTER_CRITICAL(sr);
if (ble_ll_state_get() == BLE_LL_STATE_ADV) {
ble_phy_disable();
ble_ll_wfr_disable();
ble_ll_state_set(BLE_LL_STATE_STANDBY);
}
OS_EXIT_CRITICAL(sr);
os_eventq_remove(&g_ble_ll_data.ll_evq, &advsm->adv_txdone_ev);
/* If there is an event buf we need to free it */
if (advsm->conn_comp_ev) {
ble_hci_trans_buf_free(advsm->conn_comp_ev);
advsm->conn_comp_ev = NULL;
}
/* Disable advertising */
advsm->enabled = 0;
}
}
/**
* Called to reset the controller. This performs a "software reset" of the link
* layer; it does not perform a HW reset of the controller nor does it reset
* the HCI interface.
*
* Context: Link Layer task (HCI command)
*
* @return int The ble error code to place in the command complete event that
* is returned when this command is issued.
*/
int
ble_ll_reset(void)
{
int rc;
os_sr_t sr;
/* Stop the phy */
ble_phy_disable();
/* Stop any wait for response timer */
OS_ENTER_CRITICAL(sr);
ble_ll_wfr_disable();
ble_ll_sched_stop();
OS_EXIT_CRITICAL(sr);
/* Stop any scanning */
ble_ll_scan_reset();
/* Stop any advertising */
ble_ll_adv_reset();
/* FLush all packets from Link layer queues */
ble_ll_flush_pkt_queue(&g_ble_ll_data.ll_tx_pkt_q);
ble_ll_flush_pkt_queue(&g_ble_ll_data.ll_rx_pkt_q);
/* Reset LL stats */
memset((uint8_t *)&ble_ll_stats + sizeof(struct stats_hdr), 0,
sizeof(struct stats_ble_ll_stats) - sizeof(struct stats_hdr));
#ifdef BLE_LL_LOG
g_ble_ll_log_index = 0;
memset(&g_ble_ll_log, 0, sizeof(g_ble_ll_log));
#endif
/* Reset connection module */
ble_ll_conn_module_reset();
/* All this does is re-initialize the event masks so call the hci init */
ble_ll_hci_init();
/* Set state to standby */
ble_ll_state_set(BLE_LL_STATE_STANDBY);
/* Reset our random address */
memset(g_random_addr, 0, BLE_DEV_ADDR_LEN);
/* Clear the whitelist */
ble_ll_whitelist_clear();
/* Reset resolving list */
#if (MYNEWT_VAL(BLE_LL_CFG_FEAT_LL_PRIVACY) == 1)
ble_ll_resolv_list_reset();
#endif
/* Re-initialize the PHY */
rc = ble_phy_init();
return rc;
}
/**
* Stop advertising state machine
*
* Context: Link Layer task.
*
* @param advsm
*/
static void
ble_ll_adv_sm_stop(struct ble_ll_adv_sm *advsm)
{
os_sr_t sr;
if (advsm->enabled) {
/* Remove any scheduled advertising items */
ble_ll_sched_rmv_elem(&advsm->adv_sch);
os_eventq_remove(&g_ble_ll_data.ll_evq, &advsm->adv_txdone_ev);
/* Set to standby if we are no longer advertising */
OS_ENTER_CRITICAL(sr);
if (ble_ll_state_get() == BLE_LL_STATE_ADV) {
ble_ll_wfr_disable();
ble_ll_state_set(BLE_LL_STATE_STANDBY);
}
OS_EXIT_CRITICAL(sr);
/* Disable advertising */
advsm->enabled = 0;
}
}