tty/serial: atmel: reschedule TX after RX was started
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Message ID
State Mainlined
Commit d2ace81bf902a9f11d52e59e5d232d2255a0e353
Headers show
  • tty/serial: atmel: reschedule TX after RX was started
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Commit Message

Razvan Stefanescu Aug. 13, 2019, 7:40 a.m. UTC
When half-duplex RS485 communication is used, after RX is started, TX
tasklet still needs to be  scheduled tasklet. This avoids console freezing
when more data is to be transmitted, if the serial communication is not

Fixes: 69646d7a3689 ("tty/serial: atmel: RS485 HD w/DMA: enable RX after TX is stopped")

Signed-off-by: Razvan Stefanescu <>
 drivers/tty/serial/atmel_serial.c | 1 -
 1 file changed, 1 deletion(-)

diff mbox series

diff --git a/drivers/tty/serial/atmel_serial.c b/drivers/tty/serial/atmel_serial.c
index 0b4f36905321..8e667967928a 100644
--- a/drivers/tty/serial/atmel_serial.c
+++ b/drivers/tty/serial/atmel_serial.c
@@ -1400,7 +1400,6 @@  atmel_handle_transmit(struct uart_port *port, unsigned int pending)
 			atmel_port->hd_start_rx = false;
-			return;
 		atmel_tasklet_schedule(atmel_port, &atmel_port->tasklet_tx);