Patch "usb: quirks: Add no-lpm quirk for Elan" has been added to the 4.4-stable tree

Patch "usb: quirks: Add no-lpm quirk for Elan" has been added to the 4.4-stable tree

[gregkh]

This is a note to let you know that I've just added the patch titled

    usb: quirks: Add no-lpm quirk for Elan

to the 4.4-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     usb-quirks-add-no-lpm-quirk-for-elan.patch
and it can be found in the queue-4.4 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From 25b1f9acc452209ae0fcc8c1332be852b5c52f53 Mon Sep 17 00:00:00 2001
From: Joseph Salisbury <joseph.salisbury@canonical.com>
Date: Wed, 6 Jul 2016 21:18:51 -0400
Subject: usb: quirks: Add no-lpm quirk for Elan

From: Joseph Salisbury <joseph.salisbury@canonical.com>

commit 25b1f9acc452209ae0fcc8c1332be852b5c52f53 upstream.

BugLink: http://bugs.launchpad.net/bugs/1498667

As reported in BugLink, this device has an issue with Linux Power
Management so adding a quirk.  This quirk was reccomended by Alan Stern:

http://lkml.iu.edu/hypermail/linux/kernel/1606.2/05590.html

Signed-off-by: Joseph Salisbury <joseph.salisbury@canonical.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/usb/core/quirks.c |    3 +++
 1 file changed, 3 insertions(+)

--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -128,6 +128,9 @@ static const struct usb_device_id usb_qu
 	{ USB_DEVICE(0x04f3, 0x016f), .driver_info =
 			USB_QUIRK_DEVICE_QUALIFIER },
 
+	{ USB_DEVICE(0x04f3, 0x0381), .driver_info =
+			USB_QUIRK_NO_LPM },
+
 	{ USB_DEVICE(0x04f3, 0x21b8), .driver_info =
 			USB_QUIRK_DEVICE_QUALIFIER },
 


Patches currently in stable-queue which might be from joseph.salisbury@canonical.com are

queue-4.4/usb-quirks-add-no-lpm-quirk-for-elan.patch