From: Mike Frysinger <michael.frysinger@analog.com>
Date: Mon, 11 Jun 2007 08:12:49 +0000 (+0800)
Subject: Blackfin serial driver: actually implement the break_ctl() function
X-Git-Tag: v2.6.22-rc5~27^2~5
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=cf68676222e54cd0a31efd968da00e65f9a0963f;p=karo-tx-linux.git

Blackfin serial driver: actually implement the break_ctl() function

Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
---

diff --git a/drivers/serial/bfin_5xx.c b/drivers/serial/bfin_5xx.c
index 9d356fc96a57..a9d202717829 100644
--- a/drivers/serial/bfin_5xx.c
+++ b/drivers/serial/bfin_5xx.c
@@ -519,6 +519,14 @@ static void bfin_serial_mctrl_check(struct bfin_serial_port *uart)
  */
 static void bfin_serial_break_ctl(struct uart_port *port, int break_state)
 {
+	struct bfin_serial_port *uart = (struct bfin_serial_port *)port;
+	u16 lcr = UART_GET_LCR(uart);
+	if (break_state)
+		lcr |= SB;
+	else
+		lcr &= ~SB;
+	UART_PUT_LCR(uart, lcr);
+	SSYNC();
 }
 
 static int bfin_serial_startup(struct uart_port *port)