|
@@ -489,7 +489,7 @@ static void dma_isr(struct rt_serial_device *serial)
|
|
}
|
|
}
|
|
else
|
|
else
|
|
{
|
|
{
|
|
- recv_len = recv_total_index - uart->dma_rx.last_index;
|
|
|
|
|
|
+ recv_len = serial->config.bufsz - uart->dma_rx.last_index + recv_total_index;
|
|
}
|
|
}
|
|
uart->dma_rx.last_index = recv_total_index;
|
|
uart->dma_rx.last_index = recv_total_index;
|
|
rt_hw_interrupt_enable(level);
|
|
rt_hw_interrupt_enable(level);
|