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Subject[PATCH 1/1] usb: quirks: Add no-lpm quirk for Elan Microelectronics Touchpad
Date
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>
Cc: stable <stable@vger.kernel.org>

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

diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
index 944a6dc..a33d003 100644
--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -198,6 +198,9 @@ static const struct usb_device_id usb_quirk_list[] = {
/* Protocol and OTG Electrical Test Device */
{ USB_DEVICE(0x1a0a, 0x0200), .driver_info =
USB_QUIRK_LINEAR_UFRAME_INTR_BINTERVAL },
+
+ /* ELAN Microelectronics Touchscreen */
+ { USB_DEVICE(0x04f3, 0x0381), .driver_info = USB_QUIRK_NO_LPM },

/* Acer C120 LED Projector */
{ USB_DEVICE(0x1de1, 0xc102), .driver_info = USB_QUIRK_NO_LPM },
--
2.7.4
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