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-rw-r--r--drivers/net/usb/qmi_wwan.c26
1 files changed, 18 insertions, 8 deletions
diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
index 18af2f8eee96..74bebbdb4b15 100644
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
@@ -976,6 +976,13 @@ static const struct usb_device_id products[] = {
0xff),
.driver_info = (unsigned long)&qmi_wwan_info_quirk_dtr,
},
+ { /* Quectel EG12/EM12 */
+ USB_DEVICE_AND_INTERFACE_INFO(0x2c7c, 0x0512,
+ USB_CLASS_VENDOR_SPEC,
+ USB_SUBCLASS_VENDOR_SPEC,
+ 0xff),
+ .driver_info = (unsigned long)&qmi_wwan_info_quirk_dtr,
+ },
/* 3. Combined interface devices matching on interface number */
{QMI_FIXED_INTF(0x0408, 0xea42, 4)}, /* Yota / Megafon M100-1 */
@@ -1343,17 +1350,20 @@ static bool quectel_ec20_detected(struct usb_interface *intf)
return false;
}
-static bool quectel_ep06_diag_detected(struct usb_interface *intf)
+static bool quectel_diag_detected(struct usb_interface *intf)
{
struct usb_device *dev = interface_to_usbdev(intf);
struct usb_interface_descriptor intf_desc = intf->cur_altsetting->desc;
+ u16 id_vendor = le16_to_cpu(dev->descriptor.idVendor);
+ u16 id_product = le16_to_cpu(dev->descriptor.idProduct);
- if (le16_to_cpu(dev->descriptor.idVendor) == 0x2c7c &&
- le16_to_cpu(dev->descriptor.idProduct) == 0x0306 &&
- intf_desc.bNumEndpoints == 2)
- return true;
+ if (id_vendor != 0x2c7c || intf_desc.bNumEndpoints != 2)
+ return false;
- return false;
+ if (id_product == 0x0306 || id_product == 0x0512)
+ return true;
+ else
+ return false;
}
static int qmi_wwan_probe(struct usb_interface *intf,
@@ -1390,13 +1400,13 @@ static int qmi_wwan_probe(struct usb_interface *intf,
return -ENODEV;
}
- /* Quectel EP06/EM06/EG06 supports dynamic interface configuration, so
+ /* Several Quectel modems supports dynamic interface configuration, so
* we need to match on class/subclass/protocol. These values are
* identical for the diagnostic- and QMI-interface, but bNumEndpoints is
* different. Ignore the current interface if the number of endpoints
* the number for the diag interface (two).
*/
- if (quectel_ep06_diag_detected(intf))
+ if (quectel_diag_detected(intf))
return -ENODEV;
return usbnet_probe(intf, id);