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(parent: 09864c1) | patch
tty/serial: atmel: reschedule TX after RX was started
authorRazvan Stefanescu <razvan.stefanescu@microchip.com>
Tue, 13 Aug 2019 07:40:25 +0000 (10:40 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 4 Sep 2019 10:43:54 +0000 (12:43 +0200)
commitd2ace81bf902a9f11d52e59e5d232d2255a0e353
treec3650e51c1767b7923fee8601f1d1d5126cf2b88tree | snapshot
parent09864c1cdf5c537bd01bff45181406e422ea988ccommit | diff
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>
drivers/tty/serial/atmel_serial.c diff | blob | history
Domain: System / Kernel;