From d0cba80c07fd82f9b4f3dfdebb7c492b814290b2 Mon Sep 17 00:00:00 2001 From: "dzzxzz@gmail.com" Date: Sat, 3 Nov 2012 13:56:14 +0000 Subject: [PATCH] add invoke callback after serial DMA transmit complete in serial.c git-svn-id: https://rt-thread.googlecode.com/svn/trunk@2387 bbd45198-f89e-11dd-88c7-29a3b14d5316 --- components/drivers/serial/serial.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/components/drivers/serial/serial.c b/components/drivers/serial/serial.c index fae43dcc1..50f4f106d 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); + } }