serial: omap: implement set_wake

This has been missing from OMAP UART driver
for quite a while and it's simple enough
to implement it.

Tested-by: Shubhrajyoti D <shubhrajyoti@ti.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/tty/serial/omap-serial.c b/drivers/tty/serial/omap-serial.c
index 9e4419ca3028455a9d39958490c71942ad936837..7531147fbd38349b16c41678085db59d1cc8408f 100644 (file)
--- a/drivers/tty/serial/omap-serial.c
+++ b/drivers/tty/serial/omap-serial.c
@@ -875,6 +875,15 @@ serial_omap_set_termios(struct uart_port *port, struct ktermios *termios,
        dev_dbg(up->port.dev, "serial_omap_set_termios+%d\n", up->port.line);
 }
 
+static int serial_omap_set_wake(struct uart_port *port, unsigned int state)
+{
+       struct uart_omap_port *up = to_uart_omap_port(port);
+
+       serial_omap_enable_wakeup(up, state);
+
+       return 0;
+}
+
 static void
 serial_omap_pm(struct uart_port *port, unsigned int state,
               unsigned int oldstate)
@@ -1129,6 +1138,7 @@ static struct uart_ops serial_omap_pops = {
        .shutdown       = serial_omap_shutdown,
        .set_termios    = serial_omap_set_termios,
        .pm             = serial_omap_pm,
+       .set_wake       = serial_omap_set_wake,
        .type           = serial_omap_type,
        .release_port   = serial_omap_release_port,
        .request_port   = serial_omap_request_port,