usbnet: recognize SiteCom CN-124

Add Sitecom CN-124 device IDs to ALI M5632 usb host-to-host cable;
device IDs from Francois Barre <francois.barre@gmail.com>

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 13 insertions, 3 deletions

diff --git a/drivers/usb/net/cdc_subset.c b/drivers/usb/net/cdc_subset.c
index ae8fb06cf38..6e3fead26ce 100644
--- a/drivers/usb/net/cdc_subset.c
+++ b/drivers/usb/net/cdc_subset.c
@@ -79,13 +79,19 @@ static int always_connected (struct usbnet *dev)
  *
  * ALi M5632 driver ... does high speed
  *
+ * NOTE that the MS-Windows drivers for this chip use some funky and
+ * (naturally) undocumented 7-byte prefix to each packet, so this is a
+ * case where we don't currently interoperate.  Also, once you unplug
+ * one end of the cable, you need to replug the other end too ... since
+ * chip docs are unavailable, there's no way to reset the relevant state
+ * short of a power cycle.
+ *
  *-------------------------------------------------------------------------*/
 
 static const struct driver_info ali_m5632_info = {
         .description =  "ALi M5632",
 };
 
-
 #endif
 
 
@@ -223,6 +229,10 @@ static const struct usb_device_id	products [] = {
         USB_DEVICE (0x0402, 0x5632),    // ALi defaults
         .driver_info =  (unsigned long) &ali_m5632_info,
 },
+{
+        USB_DEVICE (0x182d,0x207c),     // SiteCom CN-124
+        .driver_info =  (unsigned long) &ali_m5632_info,
+},
 #endif
 
 #ifdef  CONFIG_USB_AN2720
@@ -314,13 +324,13 @@ static struct usb_driver cdc_subset_driver = {
 
 static int __init cdc_subset_init(void)
 {
-        return usb_register(&cdc_subset_driver);
+        return usb_register(&cdc_subset_driver);
 }
 module_init(cdc_subset_init);
 
 static void __exit cdc_subset_exit(void)
 {
-        usb_deregister(&cdc_subset_driver);
+        usb_deregister(&cdc_subset_driver);
 }
 module_exit(cdc_subset_exit);