From 4e36f94e996ebee8a919c6cd419f55e4d08ad4e3 Mon Sep 17 00:00:00 2001 From: Lukas Wunner Date: Fri, 27 Mar 2020 15:38:15 +0100 Subject: [PATCH] serial: 8250: Fix rs485 delay after console write Due to a silly copy-paste mistake, commit 7f9803072ff6 ("serial: 8250: Support console on software emulated rs485 ports") erroneously pauses for the duration of delay_rts_before_send after writing to the console, instead of delay_rts_after_send. Mea culpa. Fixes: 7f9803072ff6 ("serial: 8250: Support console on software emulated rs485 ports") Signed-off-by: Lukas Wunner Link: https://lore.kernel.org/r/9dd67f33c90d23f7fafa3b81b1e812ddabf9ca24.1585319447.git.lukas@wunner.de Signed-off-by: Greg Kroah-Hartman --- drivers/tty/serial/8250/8250_port.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/tty/serial/8250/8250_port.c b/drivers/tty/serial/8250/8250_port.c index 2f97328..a1d3aef 100644 --- a/drivers/tty/serial/8250/8250_port.c +++ b/drivers/tty/serial/8250/8250_port.c @@ -3271,7 +3271,7 @@ void serial8250_console_write(struct uart_8250_port *up, const char *s, serial_port_out(port, UART_IER, ier); if (em485) { - mdelay(port->rs485.delay_rts_before_send); + mdelay(port->rs485.delay_rts_after_send); if (em485->tx_stopped) up->rs485_stop_tx(up); } -- 2.7.4