Called in only one place, for RS232, it only obscures things, as it
doesn't go well with 2 similar named functions,
imx_uart_rts_inactive() and imx_uart_rts_active(), that both are
RS485-specific.
Reviewed-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
Tested-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
Signed-off-by: Sergey Organov <sorganov@xxxxxxxxx>
---
drivers/tty/serial/imx.c | 13 ++++---------
1 file changed, 4 insertions(+), 9 deletions(-)
diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c
index 34d61c4..971055b 100644
--- a/drivers/tty/serial/imx.c
+++ b/drivers/tty/serial/imx.c
@@ -402,13 +402,6 @@ static void imx_uart_rts_inactive(struct imx_port *sport, u32 *ucr2)
mctrl_gpio_set(sport->gpios, sport->port.mctrl);
}
-/* called with port.lock taken and irqs caller dependent */
-static void imx_uart_rts_auto(struct imx_port *sport, u32 *ucr2)
-{
- if (*ucr2 & UCR2_CTS)
- *ucr2 |= UCR2_CTSC;
-}
-
/* called with port.lock taken and irqs off */
static void imx_uart_start_rx(struct uart_port *port)
{
@@ -1600,8 +1593,10 @@ imx_uart_set_termios(struct uart_port *port, struct ktermios *termios,
else
imx_uart_rts_inactive(sport, &ucr2);
- } else if (termios->c_cflag & CRTSCTS)
- imx_uart_rts_auto(sport, &ucr2);
+ } else if (termios->c_cflag & CRTSCTS) {
+ if (ucr2 & UCR2_CTS)
+ ucr2 |= UCR2_CTSC;
+ }
if (termios->c_cflag & CRTSCTS)
ucr2 &= ~UCR2_IRTS;
--
2.10.0.1.g57b01a3
