net: usb: cdc_mbim: avoid altsetting toggling for Telit LN920

[ Upstream commit aabbdc67f3485b5db27ab4eba01e5fbf1ffea62c ]

Add quirk CDC_MBIM_FLAG_AVOID_ALTSETTING_TOGGLE for Telit LN920
0x1061 composition in order to avoid bind error.

Signed-off-by: Daniele Palmas <dnlplm@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/net/usb/cdc_mbim.c b/drivers/net/usb/cdc_mbim.c
index eb100eb..77ac5a7 100644 (file)
--- a/drivers/net/usb/cdc_mbim.c
+++ b/drivers/net/usb/cdc_mbim.c
@@ -653,6 +653,11 @@ static const struct usb_device_id mbim_devs[] = {
          .driver_info = (unsigned long)&cdc_mbim_info_avoid_altsetting_toggle,
        },
 
+       /* Telit LN920 */
+       { USB_DEVICE_AND_INTERFACE_INFO(0x1bc7, 0x1061, USB_CLASS_COMM, USB_CDC_SUBCLASS_MBIM, USB_CDC_PROTO_NONE),
+         .driver_info = (unsigned long)&cdc_mbim_info_avoid_altsetting_toggle,
+       },
+
        /* default entry */
        { USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_MBIM, USB_CDC_PROTO_NONE),
          .driver_info = (unsigned long)&cdc_mbim_info_zlp,