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rtio_mgt: remove support for async messages

This commit is contained in:
mwojcik 2023-09-06 17:12:22 +08:00
parent 312d0bfdf6
commit 23cecc3081
1 changed files with 58 additions and 56 deletions
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24
src/runtime/src/rtio_mgt.rs
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@ -45,7 +45,7 @@ pub mod drtio {
unsafe { (csr::DRTIO[linkno].rx_up_read)() == 1 } unsafe { (csr::DRTIO[linkno].rx_up_read)() == 1 }
} }
async fn process_async_packets(linkno: u8, packet: Packet) -> Option<Packet> { async fn process_async_packets(aux_mutex: &Mutex<bool>, linkno: u8, packet: Packet) -> Option<Packet> {
// returns None if an async packet has been consumed // returns None if an async packet has been consumed
match packet { match packet {
Packet::DmaPlaybackStatus { Packet::DmaPlaybackStatus {
@ -71,6 +71,7 @@ pub mod drtio {
} => { } => {
subkernel::message_handle_incoming(id, last, length as usize, &data).await; subkernel::message_handle_incoming(id, last, length as usize, &data).await;
// acknowledge receiving part of the message // acknowledge receiving part of the message
let _lock = aux_mutex.async_lock().await;
drtioaux_async::send(linkno, &Packet::SubkernelMessageAck { destination: from }) drtioaux_async::send(linkno, &Packet::SubkernelMessageAck { destination: from })
.await .await
.unwrap(); .unwrap();
@ -102,14 +103,7 @@ pub mod drtio {
} }
let _lock = aux_mutex.async_lock().await; let _lock = aux_mutex.async_lock().await;
drtioaux_async::send(linkno, request).await.unwrap(); drtioaux_async::send(linkno, request).await.unwrap();
loop { Ok(recv_aux_timeout(linkno, 200, timer).await?)
let reply = recv_aux_timeout(linkno, 200, timer).await?;
let packet = process_async_packets(linkno, reply).await;
match packet {
Some(packet) => return Ok(packet),
None => (),
}
}
} }
async fn drain_buffer(linkno: u8, draining_time: Milliseconds, timer: GlobalTimer) { async fn drain_buffer(linkno: u8, draining_time: Milliseconds, timer: GlobalTimer) {
@ -219,7 +213,7 @@ pub mod drtio {
let _lock = aux_mutex.async_lock().await; let _lock = aux_mutex.async_lock().await;
match drtioaux_async::recv(linkno).await { match drtioaux_async::recv(linkno).await {
Ok(Some(packet)) => { Ok(Some(packet)) => {
if let Some(packet) = process_async_packets(linkno, packet).await { if let Some(packet) = process_async_packets(aux_mutex, linkno, packet).await {
warn!("[LINK#{}] unsolicited aux packet: {:?}", linkno, packet); warn!("[LINK#{}] unsolicited aux packet: {:?}", linkno, packet);
} }
} }
@ -291,6 +285,7 @@ pub mod drtio {
let linkno = hop - 1; let linkno = hop - 1;
if destination_up(up_destinations, destination).await { if destination_up(up_destinations, destination).await {
if up_links[linkno as usize] { if up_links[linkno as usize] {
loop {
let reply = aux_transact( let reply = aux_transact(
aux_mutex, aux_mutex,
linkno, linkno,
@ -336,9 +331,16 @@ pub mod drtio {
); );
unsafe { SEEN_ASYNC_ERRORS |= ASYNC_ERROR_BUSY }; unsafe { SEEN_ASYNC_ERRORS |= ASYNC_ERROR_BUSY };
} }
Ok(packet) => error!("[DEST#{}] received unexpected aux packet: {:?}", destination, packet), Ok(packet) => {
match process_async_packets(aux_mutex, linkno, packet).await {
Some(packet) => error!("[DEST#{}] received unexpected aux packet: {:?}", destination, packet),
None => continue
}
},
Err(e) => error!("[DEST#{}] communication failed ({})", destination, e), Err(e) => error!("[DEST#{}] communication failed ({})", destination, e),
} }
break;
}
} else { } else {
destination_set_up(routing_table, up_destinations, destination, false).await; destination_set_up(routing_table, up_destinations, destination, false).await;
remote_dma::destination_changed(aux_mutex, routing_table, timer, destination, false).await; remote_dma::destination_changed(aux_mutex, routing_table, timer, destination, false).await;