static void async_ipc_process_op(async_ipc_t *aipc)
{
async_ipc_remove_op(&aipc->queue);
if (!aipc->got_sync)
{
process_sync(aipc);
return;
}
async_ipc_read_start(aipc);
async_ipc_notify(aipc, 0);
}
enum fsm_event e2e_event(struct port *p, int fd_index)
{
int cnt, fd = p->fda.fd[fd_index];
enum fsm_event event = EV_NONE;
struct ptp_message *msg, *dup;
switch (fd_index) {
case FD_ANNOUNCE_TIMER:
case FD_SYNC_RX_TIMER:
pr_debug("port %hu: %s timeout", portnum(p),
fd_index == FD_SYNC_RX_TIMER ? "rx sync" : "announce");
if (p->best) {
fc_clear(p->best);
}
port_set_announce_tmo(p);
return EV_ANNOUNCE_RECEIPT_TIMEOUT_EXPIRES;
case FD_DELAY_TIMER:
pr_debug("port %hu: delay timeout", portnum(p));
port_set_delay_tmo(p);
delay_req_prune(p);
tc_prune(p);
if (!clock_free_running(p->clock)) {
switch (p->state) {
case PS_UNCALIBRATED:
case PS_SLAVE:
if (port_delay_request(p)) {
event = EV_FAULT_DETECTED;
}
break;
default:
break;
};
}
return event;
case FD_QUALIFICATION_TIMER:
pr_debug("port %hu: qualification timeout", portnum(p));
return EV_QUALIFICATION_TIMEOUT_EXPIRES;
case FD_MANNO_TIMER:
case FD_SYNC_TX_TIMER:
case FD_UNICAST_REQ_TIMER:
case FD_UNICAST_SRV_TIMER:
pr_err("unexpected timer expiration");
return EV_NONE;
case FD_RTNL:
pr_debug("port %hu: received link status notification", portnum(p));
rtnl_link_status(fd, p->name, port_link_status, p);
if (p->link_status == (LINK_UP|LINK_STATE_CHANGED)) {
return EV_FAULT_CLEARED;
} else if ((p->link_status == (LINK_DOWN|LINK_STATE_CHANGED)) ||
(p->link_status & TS_LABEL_CHANGED)) {
return EV_FAULT_DETECTED;
} else {
return EV_NONE;
}
}
msg = msg_allocate();
if (!msg) {
return EV_FAULT_DETECTED;
}
msg->hwts.type = p->timestamping;
cnt = transport_recv(p->trp, fd, msg);
if (cnt <= 0) {
pr_err("port %hu: recv message failed", portnum(p));
msg_put(msg);
return EV_FAULT_DETECTED;
}
if (msg_sots_valid(msg)) {
ts_add(&msg->hwts.ts, -p->rx_timestamp_offset);
}
if (msg_unicast(msg)) {
pl_warning(600, "cannot handle unicast messages!");
msg_put(msg);
return EV_NONE;
}
dup = msg_duplicate(msg, cnt);
if (!dup) {
msg_put(msg);
return EV_NONE;
}
if (tc_ignore(p, dup)) {
msg_put(dup);
dup = NULL;
}
switch (msg_type(msg)) {
case SYNC:
if (tc_fwd_sync(p, msg)) {
event = EV_FAULT_DETECTED;
break;
}
if (dup) {
process_sync(p, dup);
}
break;
case DELAY_REQ:
if (tc_fwd_request(p, msg)) {
event = EV_FAULT_DETECTED;
}
break;
case PDELAY_REQ:
break;
case PDELAY_RESP:
break;
case FOLLOW_UP:
if (tc_fwd_folup(p, msg)) {
event = EV_FAULT_DETECTED;
break;
}
if (dup) {
process_follow_up(p, dup);
}
break;
case DELAY_RESP:
if (tc_fwd_response(p, msg)) {
event = EV_FAULT_DETECTED;
}
if (dup) {
process_delay_resp(p, dup);
}
break;
case PDELAY_RESP_FOLLOW_UP:
break;
case ANNOUNCE:
if (tc_forward(p, msg)) {
event = EV_FAULT_DETECTED;
break;
}
if (dup && process_announce(p, dup)) {
event = EV_STATE_DECISION_EVENT;
}
break;
case SIGNALING:
case MANAGEMENT:
if (tc_forward(p, msg)) {
event = EV_FAULT_DETECTED;
}
break;
}
msg_put(msg);
if (dup) {
msg_put(dup);
}
return event;
}
