some optimisation

stm32-rs · Jul 18, 2023 · 479d718 · 479d718
1 parent 575cb79
commit 479d718
Showing 1 changed file with 7 additions and 11 deletions.
diff --git a/src/i2c/dma.rs b/src/i2c/dma.rs
@@ -597,23 +597,19 @@ where
 {
     fn handle_dma_interrupt(&mut self) {
         if let Some(tx_t) = &mut self.tx.tx_transfer {
-            if tx_t.is_fifo_error() {
-                tx_t.clear_fifo_error();
-
+            let flags = tx_t.all_flags();
+            tx_t.clear_fifo_error();
+            tx_t.clear_transfer_error();
+            tx_t.clear_transfer_complete();
+            if flags.fifo_error {
                 return;
             }
-
-            if tx_t.is_transfer_error() {
-                tx_t.clear_transfer_error();
-
+            if flags.transfer_error {
                 self.finish_transfer_with_result(Err(Error::TransferError));
-
                 return;
             }
 
-            if tx_t.is_transfer_complete() {
-                tx_t.clear_transfer_complete();
-
+            if flags.transfer_complete {
                 self.finish_transfer_with_result(Ok(()));
 
                 // Wait for BTF