From: Macpaul Lin <macpaul@gmail.com>
Date: Fri, 23 Jan 2015 06:39:02 +0000 (+0800)
Subject: USB: Add OTG PET device to TPL
X-Git-Tag: v3.16.35~2927
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=248574c87455e7563fdcf9b160d99b1efa9278df;p=thirdparty%2Fkernel%2Fstable.git

USB: Add OTG PET device to TPL

commit e5dff0e80463cc3fa236e898ef1491b40be70b19 upstream.

OTG device shall support this device for allowing compliance automated testing.
The modification is derived from Pavankumar and Vijayavardhans' previous work.

Signed-off-by: Macpaul Lin <macpaul@gmail.com>
Cc: Pavankumar Kondeti <pkondeti@codeaurora.org>
Cc: Vijayavardhan Vennapusa <vvreddy@codeaurora.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Luis Henriques <luis.henriques@canonical.com>
---

diff --git a/drivers/usb/core/otg_whitelist.h b/drivers/usb/core/otg_whitelist.h
index e8cdce571bb1c..2753cec61aafb 100644
--- a/drivers/usb/core/otg_whitelist.h
+++ b/drivers/usb/core/otg_whitelist.h
@@ -59,6 +59,11 @@ static int is_targeted(struct usb_device *dev)
 	     le16_to_cpu(dev->descriptor.idProduct) == 0xbadd))
 		return 0;
 
+	/* OTG PET device is always targeted (see OTG 2.0 ECN 6.4.2) */
+	if ((le16_to_cpu(dev->descriptor.idVendor) == 0x1a0a &&
+	     le16_to_cpu(dev->descriptor.idProduct) == 0x0200))
+		return 1;
+
 	/* NOTE: can't use usb_match_id() since interface caches
 	 * aren't set up yet. this is cut/paste from that code.
 	 */
diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
index 7d3673651b789..ad503a984c75c 100644
--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -187,6 +187,10 @@ static const struct usb_device_id usb_interface_quirk_list[] = {
 	{ USB_DEVICE(0x0b05, 0x17e0), .driver_info =
 			USB_QUIRK_IGNORE_REMOTE_WAKEUP },
 
+	/* Protocol and OTG Electrical Test Device */
+	{ USB_DEVICE(0x1a0a, 0x0200), .driver_info =
+			USB_QUIRK_LINEAR_UFRAME_INTR_BINTERVAL },
+
 	{ }  /* terminating entry must be last */
 };