Net Driver: Add Cypress GX3 VID=04b4 PID=3610.

Add support for Cypress GX3 SuperSpeed to Gigabit Ethernet
Bridge Controller (Vendor=04b4 ProdID=3610).

Patch verified on x64 linux kernel 4.7.4, 4.8.6, 4.9-rc4 systems
with the Kensington SD4600P USB-C Universal Dock with Power,
which uses the Cypress GX3 SuperSpeed to Gigabit Ethernet Bridge
Controller.

A similar patch was signed-off and tested-by Allan Chou
<allan@asix.com.tw> on 2015-12-01.

Allan verified his similar patch on x86 Linux kernel 4.1.6 system
with Cypress GX3 SuperSpeed to Gigabit Ethernet Bridge Controller.
Tested-by: Allan Chou <allan@asix.com.tw>
Tested-by: Chris Roth <chris.roth@usask.ca>
Tested-by: Artjom Simon <artjom.simon@gmail.com>
Signed-off-by: Allan Chou <allan@asix.com.tw>
Signed-off-by: Chris Roth <chris.roth@usask.ca>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/usb/ax88179_178a.c

@@ -1656,6 +1656,19 @@ static const struct driver_info ax88178a_info = {
 	.tx_fixup = ax88179_tx_fixup,
 };
 
+static const struct driver_info cypress_GX3_info = {
+	.description = "Cypress GX3 SuperSpeed to Gigabit Ethernet Controller",
+	.bind = ax88179_bind,
+	.unbind = ax88179_unbind,
+	.status = ax88179_status,
+	.link_reset = ax88179_link_reset,
+	.reset = ax88179_reset,
+	.stop = ax88179_stop,
+	.flags = FLAG_ETHER | FLAG_FRAMING_AX,
+	.rx_fixup = ax88179_rx_fixup,
+	.tx_fixup = ax88179_tx_fixup,
+};
+
 static const struct driver_info dlink_dub1312_info = {
 	.description = "D-Link DUB-1312 USB 3.0 to Gigabit Ethernet Adapter",
 	.bind = ax88179_bind,
@@ -1717,6 +1730,10 @@ static const struct usb_device_id products[] = {
 	/* ASIX AX88178A 10/100/1000 */
 	USB_DEVICE(0x0b95, 0x178a),
 	.driver_info = (unsigned long)&ax88178a_info,
+}, {
+	/* Cypress GX3 SuperSpeed to Gigabit Ethernet Bridge Controller */
+	USB_DEVICE(0x04b4, 0x3610),
+	.driver_info = (unsigned long)&cypress_GX3_info,
 }, {
 	/* D-Link DUB-1312 USB 3.0 to Gigabit Ethernet Adapter */
 	USB_DEVICE(0x2001, 0x4a00),