---

yaml --- r: 289410 b: refs/heads/master c: fec67b4 h: refs/heads/master v: v3
git-mirror · Jan 26, 2012 · 75e43ec · 75e43ec
1 parent bc1ad8d
commit 75e43ec
Show file tree

Hide file tree

Showing 2 changed files with 17 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: f30cdbcb2e6a7b9cdebe2117a7b623a5b3832a75
+refs/heads/master: fec67b45bf045582c3172101970090d640cd56d9
diff --git a/trunk/drivers/usb/class/cdc-wdm.c b/trunk/drivers/usb/class/cdc-wdm.c
@@ -31,13 +31,29 @@
 #define DRIVER_AUTHOR "Oliver Neukum"
 #define DRIVER_DESC "USB Abstract Control Model driver for USB WCM Device Management"
 
+#define HUAWEI_VENDOR_ID	0x12D1
+
 static const struct usb_device_id wdm_ids[] = {
 	{
 		.match_flags = USB_DEVICE_ID_MATCH_INT_CLASS |
 				 USB_DEVICE_ID_MATCH_INT_SUBCLASS,
 		.bInterfaceClass = USB_CLASS_COMM,
 		.bInterfaceSubClass = USB_CDC_SUBCLASS_DMM
 	},
+	{
+		/* 
+		 * Huawei E392, E398 and possibly other Qualcomm based modems
+		 * embed the Qualcomm QMI protocol inside CDC on CDC ECM like
+		 * control interfaces.  Userspace access to this is required
+		 * to configure the accompanying data interface
+		 */
+		.match_flags        = USB_DEVICE_ID_MATCH_VENDOR |
+					USB_DEVICE_ID_MATCH_INT_INFO,
+		.idVendor           = HUAWEI_VENDOR_ID,
+		.bInterfaceClass    = USB_CLASS_VENDOR_SPEC,
+		.bInterfaceSubClass = 1,
+		.bInterfaceProtocol = 9, /* NOTE: CDC ECM control interface! */
+	},
 	{ }
 };