diff options
| -rw-r--r-- | components/drivers/serial/serial.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/components/drivers/serial/serial.c b/components/drivers/serial/serial.c index fae43dcc16..50f4f106db 100644 --- a/components/drivers/serial/serial.c +++ b/components/drivers/serial/serial.c @@ -439,4 +439,10 @@ void rt_hw_serial_dma_tx_isr(struct rt_serial_device *serial) { serial->dma_flag = RT_FALSE; } + + /* invoke callback */ + if (serial->parent.tx_complete != RT_NULL) + { + serial->parent.tx_complete(&serial->parent, RT_NULL); + } } |