[ 3.8.y.z extended stable ] Patch "USB: mos7720: fix message timeouts" has been added to staging queue

[Kamal Mostafa]

This is a note to let you know that I have just added a patch titled

    USB: mos7720: fix message timeouts

to the linux-3.8.y-queue branch of the 3.8.y.z extended stable tree 
which can be found at:

 http://kernel.ubuntu.com/git?p=ubuntu/linux.git;a=shortlog;h=refs/heads/linux-3.8.y-queue

This patch is scheduled to be released in version 3.8.13.3.

If you, or anyone else, feels it should not be added to this tree, please 
reply to this email.

For more information about the 3.8.y.z tree, see
https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable

Thanks.
-Kamal

------

>From cbb099f23a72516d5178bd7752f07573c1a2378f Mon Sep 17 00:00:00 2001
From: Johan Hovold <jhovold at gmail.com>
Date: Mon, 27 May 2013 14:44:43 +0200
Subject: USB: mos7720: fix message timeouts

commit 849513a7809175420d353625b6f651d961e99d49 upstream.

The control and bulk-message timeouts are specified in milliseconds and
should not depend on HZ.

Signed-off-by: Johan Hovold <jhovold at gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
Signed-off-by: Kamal Mostafa <kamal at canonical.com>
---
 drivers/usb/serial/mos7720.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/usb/serial/mos7720.c b/drivers/usb/serial/mos7720.c
index 1b2bcdc..d9da2d4 100644
--- a/drivers/usb/serial/mos7720.c
+++ b/drivers/usb/serial/mos7720.c
@@ -40,7 +40,7 @@
 #define DRIVER_DESC "Moschip USB Serial Driver"

 /* default urb timeout */
-#define MOS_WDR_TIMEOUT	(HZ * 5)
+#define MOS_WDR_TIMEOUT	5000

 #define MOS_MAX_PORT	0x02
 #define MOS_WRITE	0x0E
@@ -2006,7 +2006,7 @@ static int mos7720_startup(struct usb_serial *serial)

 	/* setting configuration feature to one */
 	usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0),
-			(__u8)0x03, 0x00, 0x01, 0x00, NULL, 0x00, 5*HZ);
+			(__u8)0x03, 0x00, 0x01, 0x00, NULL, 0x00, 5000);

 	/* start the interrupt urb */
 	ret_val = usb_submit_urb(serial->port[0]->interrupt_in_urb, GFP_KERNEL);
@@ -2049,7 +2049,7 @@ static void mos7720_release(struct usb_serial *serial)
 		/* wait for synchronous usb calls to return */
 		if (mos_parport->msg_pending)
 			wait_for_completion_timeout(&mos_parport->syncmsg_compl,
-						    MOS_WDR_TIMEOUT);
+					    msecs_to_jiffies(MOS_WDR_TIMEOUT));

 		parport_remove_port(mos_parport->pp);
 		usb_set_serial_data(serial, NULL);
--
1.8.1.2