ADjust short packet length.

hathach · Apr 6, 2024 · 2e8c4d4 · 2e8c4d4
1 parent 905075a
commit 2e8c4d4
Showing 1 changed file with 9 additions and 4 deletions.
diff --git a/src/portable/synopsys/dwc2/dcd_dwc2.c b/src/portable/synopsys/dwc2/dcd_dwc2.c
@@ -1083,10 +1083,15 @@ static void handle_epout_irq(uint8_t rhport) {
  // Schedule another packet to be received.
  edpt_schedule_packets(rhport, n, TUSB_DIR_OUT, 1, ep0_pending[TUSB_DIR_OUT]);
  } else {
- dcd_event_xfer_complete(rhport, n, xfer->total_len, XFER_RESULT_SUCCESS, true);
- if((n == 0) && dma_supported(rhport)) {
- dma_ep0_start(rhport);
+ if(dma_supported(rhport)) {
+ xfer->total_len -= (epout->doeptsiz & DOEPTSIZ_XFRSIZ_Msk) >> DOEPTSIZ_XFRSIZ_Pos;
+ if(n == 0) {
+ dma_ep0_start(rhport);
+ }
  }
+
+ dcd_event_xfer_complete(rhport, n, xfer->total_len, XFER_RESULT_SUCCESS, true);
+
  }
  }
  }
@@ -1113,10 +1118,10 @@ static void handle_epin_irq(uint8_t rhport) {
  // Schedule another packet to be transmitted.
  edpt_schedule_packets(rhport, n, TUSB_DIR_IN, 1, ep0_pending[TUSB_DIR_IN]);
  } else {
- dcd_event_xfer_complete(rhport, n | TUSB_DIR_IN_MASK, xfer->total_len, XFER_RESULT_SUCCESS, true);
  if((n == 0) && dma_supported(rhport)) {
  dma_ep0_start(rhport);
  }
+ dcd_event_xfer_complete(rhport, n | TUSB_DIR_IN_MASK, xfer->total_len, XFER_RESULT_SUCCESS, true);
  }
  }