/*******************************************************************************
**
** Function nfa_p2p_update_listen_tech
**
** Description Update P2P listen technologies. If there is change then
** restart or stop P2P listen.
**
** Returns void
**
*******************************************************************************/
void nfa_p2p_update_listen_tech (tNFA_TECHNOLOGY_MASK tech_mask)
{
P2P_TRACE_DEBUG1 ("nfa_p2p_update_listen_tech () tech_mask = 0x%x", tech_mask);
if (nfa_p2p_cb.listen_tech_mask_to_restore)
{
nfa_p2p_cb.listen_tech_mask_to_restore = 0;
nfa_sys_stop_timer (&nfa_p2p_cb.active_listen_restore_timer);
}
if (nfa_p2p_cb.listen_tech_mask != tech_mask)
{
nfa_p2p_cb.listen_tech_mask = tech_mask;
if (nfa_p2p_cb.dm_disc_handle != NFA_HANDLE_INVALID)
{
nfa_p2p_cb.rf_disc_state = NFA_DM_RFST_IDLE;
nfa_dm_delete_rf_discover (nfa_p2p_cb.dm_disc_handle);
nfa_p2p_cb.dm_disc_handle = NFA_HANDLE_INVALID;
}
/* restart discovery without updating sub-module status */
if (nfa_p2p_cb.is_p2p_listening)
nfa_p2p_enable_listening (NFA_ID_P2P, FALSE);
else if (nfa_p2p_cb.is_cho_listening)
nfa_p2p_enable_listening (NFA_ID_CHO, FALSE);
else if (nfa_p2p_cb.is_snep_listening)
nfa_p2p_enable_listening (NFA_ID_SNEP, FALSE);
}
}
/*******************************************************************************
**
** Function nfa_p2p_update_active_listen
**
** Description Remove active listen mode temporarily or restore it
**
**
** Returns None
**
*******************************************************************************/
static void nfa_p2p_update_active_listen (void)
{
tNFA_DM_DISC_TECH_PROTO_MASK p2p_listen_mask = 0;
BT_HDR *p_msg;
P2P_TRACE_DEBUG1 ("nfa_p2p_update_active_listen (): listen_tech_mask_to_restore:0x%x",
nfa_p2p_cb.listen_tech_mask_to_restore);
/* if active listen mode was removed temporarily */
if (nfa_p2p_cb.listen_tech_mask_to_restore)
{
/* restore listen technologies */
nfa_p2p_cb.listen_tech_mask = nfa_p2p_cb.listen_tech_mask_to_restore;
nfa_p2p_cb.listen_tech_mask_to_restore = 0;
nfa_sys_stop_timer (&nfa_p2p_cb.active_listen_restore_timer);
}
else
{
/* start timer in case of no passive activation */
nfa_p2p_cb.active_listen_restore_timer.p_cback = (TIMER_CBACK *)nfa_p2p_update_active_listen_timeout_cback;
nfa_sys_start_timer (&nfa_p2p_cb.active_listen_restore_timer, 0, NFA_P2P_RESTORE_ACTIVE_LISTEN_TIMEOUT);
/* save listen techonologies */
nfa_p2p_cb.listen_tech_mask_to_restore = nfa_p2p_cb.listen_tech_mask;
/* remove active listen mode */
nfa_p2p_cb.listen_tech_mask &= ~( NFA_TECHNOLOGY_MASK_A_ACTIVE|NFA_TECHNOLOGY_MASK_F_ACTIVE);
}
if (nfa_p2p_cb.dm_disc_handle != NFA_HANDLE_INVALID)
{
nfa_dm_delete_rf_discover (nfa_p2p_cb.dm_disc_handle);
nfa_p2p_cb.dm_disc_handle = NFA_HANDLE_INVALID;
}
/* collect listen technologies with NFC-DEP protocol */
if (nfa_p2p_cb.listen_tech_mask & NFA_TECHNOLOGY_MASK_A)
p2p_listen_mask |= NFA_DM_DISC_MASK_LA_NFC_DEP;
if (nfa_p2p_cb.listen_tech_mask & NFA_TECHNOLOGY_MASK_F)
p2p_listen_mask |= NFA_DM_DISC_MASK_LF_NFC_DEP;
if (nfa_p2p_cb.listen_tech_mask & NFA_TECHNOLOGY_MASK_A_ACTIVE)
p2p_listen_mask |= NFA_DM_DISC_MASK_LAA_NFC_DEP;
if (nfa_p2p_cb.listen_tech_mask & NFA_TECHNOLOGY_MASK_F_ACTIVE)
p2p_listen_mask |= NFA_DM_DISC_MASK_LFA_NFC_DEP;
/* Configure listen technologies and protocols and register callback to NFA DM discovery */
nfa_p2p_cb.dm_disc_handle = nfa_dm_add_rf_discover (p2p_listen_mask,
NFA_DM_DISC_HOST_ID_DH,
nfa_p2p_discovery_cback);
/* restart RF discovery to update RF technologies */
if ((p_msg = (BT_HDR *) GKI_getbuf (sizeof(BT_HDR))) != NULL)
{
p_msg->event = NFA_P2P_INT_RESTART_RF_DISC_EVT;
nfa_sys_sendmsg (p_msg);
}
}
/*******************************************************************************
**
** Function nfa_p2p_disable_listening
**
** Description Remove listen technologies and protocols for LLCP and
** deregister callback from NFA DM discovery if all of P2P/CHO/SNEP
** doesn't listen LLCP any more.
** If LLCP WKS is changed then ATR_RES will be updated.
**
** Returns void
**
*******************************************************************************/
void nfa_p2p_disable_listening (tNFA_SYS_ID sys_id, BOOLEAN update_wks)
{
P2P_TRACE_DEBUG2 ("nfa_p2p_disable_listening () sys_id = %d, update_wks = %d",
sys_id, update_wks);
if (sys_id == NFA_ID_P2P)
nfa_p2p_cb.is_p2p_listening = FALSE;
else if (sys_id == NFA_ID_CHO)
nfa_p2p_cb.is_cho_listening = FALSE;
else if (sys_id == NFA_ID_SNEP)
nfa_p2p_cb.is_snep_listening = FALSE;
if (nfa_p2p_cb.dm_disc_handle != NFA_HANDLE_INVALID)
{
if ( (nfa_p2p_cb.is_p2p_listening == FALSE)
&&(nfa_p2p_cb.is_cho_listening == FALSE)
&&(nfa_p2p_cb.is_snep_listening == FALSE) )
{
nfa_p2p_cb.llcp_state = NFA_P2P_LLCP_STATE_IDLE;
nfa_p2p_cb.rf_disc_state = NFA_DM_RFST_IDLE;
nfa_dm_delete_rf_discover (nfa_p2p_cb.dm_disc_handle);
nfa_p2p_cb.dm_disc_handle = NFA_HANDLE_INVALID;
}
else if (update_wks)
{
/* update LLCP Gen Bytes */
nfa_p2p_set_config (NFA_DM_DISC_MASK_PA_NFC_DEP|NFA_DM_DISC_MASK_LA_NFC_DEP);
}
}
}
/*******************************************************************************
**
** Function nfa_p2p_update_active_listen
**
** Description Remove active listen mode temporarily or restore it
**
**
** Returns None
**
*******************************************************************************/
static void nfa_p2p_update_active_listen (void)
{
tNFA_DM_DISC_TECH_PROTO_MASK p2p_listen_mask = 0;
BT_HDR *p_msg;
P2P_TRACE_DEBUG1 ("nfa_p2p_update_active_listen (): listen_tech_mask_to_restore:0x%x",
nfa_p2p_cb.listen_tech_mask_to_restore);
/* if active listen mode was removed temporarily */
if (nfa_p2p_cb.listen_tech_mask_to_restore)
{
/* restore listen technologies */
nfa_p2p_cb.listen_tech_mask = nfa_p2p_cb.listen_tech_mask_to_restore;
nfa_p2p_cb.listen_tech_mask_to_restore = 0;
nfa_sys_stop_timer (&nfa_p2p_cb.active_listen_restore_timer);
}
else
{
/* start timer in case of no passive activation */
nfa_p2p_cb.active_listen_restore_timer.p_cback = (TIMER_CBACK *)nfa_p2p_update_active_listen_timeout_cback;
nfa_sys_start_timer (&nfa_p2p_cb.active_listen_restore_timer, 0, NFA_P2P_RESTORE_ACTIVE_LISTEN_TIMEOUT);
/* save listen techonologies */
nfa_p2p_cb.listen_tech_mask_to_restore = nfa_p2p_cb.listen_tech_mask;
/* remove active listen mode */
nfa_p2p_cb.listen_tech_mask &= ~( NFA_TECHNOLOGY_MASK_A_ACTIVE|NFA_TECHNOLOGY_MASK_F_ACTIVE);
}
if (nfa_p2p_cb.dm_disc_handle != NFA_HANDLE_INVALID)
{
nfa_dm_delete_rf_discover (nfa_p2p_cb.dm_disc_handle);
nfa_p2p_cb.dm_disc_handle = NFA_HANDLE_INVALID;
}
/* collect listen technologies with NFC-DEP protocol */
if (nfa_p2p_cb.listen_tech_mask & NFA_TECHNOLOGY_MASK_A)
p2p_listen_mask |= NFA_DM_DISC_MASK_LA_NFC_DEP;
if (nfa_p2p_cb.listen_tech_mask & NFA_TECHNOLOGY_MASK_F)
p2p_listen_mask |= NFA_DM_DISC_MASK_LF_NFC_DEP;
if (nfa_p2p_cb.listen_tech_mask & NFA_TECHNOLOGY_MASK_A_ACTIVE)
p2p_listen_mask |= NFA_DM_DISC_MASK_LAA_NFC_DEP;
if (nfa_p2p_cb.listen_tech_mask & NFA_TECHNOLOGY_MASK_F_ACTIVE)
p2p_listen_mask |= NFA_DM_DISC_MASK_LFA_NFC_DEP;
#if(NFC_NXP_NOT_OPEN_INCLUDED == TRUE)
/*For P2P mode(Default DTA mode) open Raw channel to bypass LLCP layer. For LLCP DTA mode activate LLCP
* Bypassing LLCP is handled in nfa_dm_poll_disc_cback*/
if ((appl_dta_mode_flag == 1) && (nfa_dm_cb.eDtaMode == NFA_DTA_DEFAULT_MODE))
{
/* Configure listen technologies and protocols and register callback to NFA DM discovery */
P2P_TRACE_DEBUG0 ("DTA mode1:Registering nfa_dm_poll_disc_cback to avoid LLCP in P2P ");
nfa_p2p_cb.dm_disc_handle = nfa_dm_add_rf_discover (p2p_listen_mask,
NFA_DM_DISC_HOST_ID_DH,
nfa_dm_poll_disc_cback_dta_wrapper);
}
else
#endif
{
/* Configure listen technologies and protocols and register callback to NFA DM discovery */
nfa_p2p_cb.dm_disc_handle = nfa_dm_add_rf_discover (p2p_listen_mask,
NFA_DM_DISC_HOST_ID_DH,
nfa_p2p_discovery_cback);
}
/* restart RF discovery to update RF technologies */
if ((p_msg = (BT_HDR *) GKI_getbuf (sizeof(BT_HDR))) != NULL)
{
p_msg->event = NFA_P2P_INT_RESTART_RF_DISC_EVT;
nfa_sys_sendmsg (p_msg);
}
}
