tree c3650e51c1767b7923fee8601f1d1d5126cf2b88
parent 09864c1cdf5c537bd01bff45181406e422ea988c
author Razvan Stefanescu <razvan.stefanescu@microchip.com> 1565682025 +0300
committer Greg Kroah-Hartman <gregkh@linuxfoundation.org> 1567593834 +0200

tty/serial: atmel: reschedule TX after RX was started

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
closed.

Fixes: 69646d7a3689 ("tty/serial: atmel: RS485 HD w/DMA: enable RX after TX is stopped")
Signed-off-by: Razvan Stefanescu <razvan.stefanescu@microchip.com>
Cc: stable <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20190813074025.16218-1-razvan.stefanescu@microchip.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>