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>
This commit is contained in:
Mike Frysinger
2007-06-11 16:12:49 +08:00
committed by Bryan Wu
parent 9808901b6c
commit cf68676222

View File

@@ -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) 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) static int bfin_serial_startup(struct uart_port *port)