Fix smoltcp-phy

Author: datdenkikniet

examples/ip.rs

@@ -156,7 +156,5 @@ fn ETH() {
         *eth_pending = true;
     });
 
-    // Clear interrupt flags
-    let p = unsafe { Peripherals::steal() };
-    stm32_eth::eth_interrupt_handler(&p.ETHERNET_DMA);
+    stm32_eth::eth_interrupt_handler();
 }

examples/rtic-echo.rs

@@ -58,8 +58,8 @@ mod app {
     }
 
     #[init(local = [
-        rx_ring: [RxRingEntry; 2] = [RxRingEntry::new(),RxRingEntry::new()],
-        tx_ring: [TxRingEntry; 2] = [TxRingEntry::new(),TxRingEntry::new()],
+        rx_ring: [RxRingEntry; 2] = [RxRingEntry::new(), RxRingEntry::new()],
+        tx_ring: [TxRingEntry; 2] = [TxRingEntry::new(), TxRingEntry::new()],
         rx_storage: [u8; 512] = [0u8; 512],
         tx_storage: [u8; 512] = [0u8; 512],
         socket_storage: [SocketStorage<'static>; 1] = [SocketStorage::EMPTY; 1],
@@ -179,7 +179,7 @@ mod app {
             cx.local.dma,
         );
 
-        let interrupt_reason = dma.interrupt_handler();
+        let interrupt_reason = stm32_eth::eth_interrupt_handler();
         defmt::debug!("Got an ethernet interrupt! Reason: {}", interrupt_reason);
 
         iface.poll(now_fn(), &mut dma, sockets);

src/dma/smoltcp_phy.rs

@@ -74,6 +74,9 @@ impl<'dma, 'tx> TxToken for EthTxToken<'dma, 'tx> {
     {
         // NOTE(unwrap): an `EthTxToken` is only created if
         // there is a descriptor available for sending.
-        self.tx_ring.send(len, None, f).ok().unwrap()
+        let mut tx_packet = self.tx_ring.send_next(len, None).ok().unwrap();
+        let res = f(&mut tx_packet);
+        tx_packet.send();
+        res
     }
 }