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 9d356fc..a9d2027 100644
--- a/drivers/serial/bfin_5xx.c
+++ b/drivers/serial/bfin_5xx.c
@@ -519,6 +519,14 @@
*/
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)