From: Felipe Balbi <balbi@ti.com>
Date: Thu, 6 Sep 2012 12:45:29 +0000 (+0300)
Subject: serial: omap: make sure to suspend device before remove
X-Git-Tag: v3.7-rc1~172^2~67
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=7e9c8e7dbf3b9cc94947d76cb57985682517cc6e;p=profile%2Fivi%2Fkernel-adaptation-intel-automotive.git

serial: omap: make sure to suspend device before remove

before removing the driver, let's make sure
to force device into a suspended state in order
to conserve power.

Tested-by: Shubhrajyoti D <shubhrajyoti@ti.com>
Acked-by: Santosh Shilimkar <santosh.shilimkar@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 c19d340..0ceca44 100644
--- a/drivers/tty/serial/omap-serial.c
+++ b/drivers/tty/serial/omap-serial.c
@@ -1369,6 +1369,7 @@ static int serial_omap_remove(struct platform_device *dev)
 {
 	struct uart_omap_port *up = platform_get_drvdata(dev);
 
+	pm_runtime_put_sync(up->dev);
 	pm_runtime_disable(up->dev);
 	uart_remove_one_port(&serial_omap_reg, &up->port);
 	pm_qos_remove_request(&up->pm_qos_request);