netdev - [PATCH] cdc_ncm: Flag Intel OEM version of Fibocom L850-GL as WWAN

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Message-ID: <20250814154214.250103-1-lkundrak@v3.sk>
Date: Thu, 14 Aug 2025 17:42:14 +0200
From: Lubomir Rintel <lkundrak@...sk>
To: Oliver Neukum <oliver@...kum.org>
Cc: Lubomir Rintel <lkundrak@...sk>,
	linux-usb@...r.kernel.org,
	netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] cdc_ncm: Flag Intel OEM version of Fibocom L850-GL as WWAN

This lets NetworkManager/ModemManager know that this is a modem and
needs to be connected first.

Signed-off-by: Lubomir Rintel <lkundrak@...sk>

---
To: Oliver Neukum <oliver@...kum.org>
Cc: linux-usb@...r.kernel.org
Cc: netdev@...r.kernel.org
Cc: linux-kernel@...r.kernel.org
---
 drivers/net/usb/cdc_ncm.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c
index 34e82f1e37d9..95f95529ed95 100644
--- a/drivers/net/usb/cdc_ncm.c
+++ b/drivers/net/usb/cdc_ncm.c
@@ -2075,6 +2075,13 @@ static const struct usb_device_id cdc_devs[] = {
 	  .driver_info = (unsigned long)&wwan_info,
 	},
 
+	/* Intel modem (label from OEM reads Fibocom L850-GL) */
+	{ USB_DEVICE_AND_INTERFACE_INFO(0x8087, 0x095a,
+		USB_CLASS_COMM,
+		USB_CDC_SUBCLASS_NCM, USB_CDC_PROTO_NONE),
+	  .driver_info = (unsigned long)&wwan_info,
+	},
+
 	/* DisplayLink docking stations */
 	{ .match_flags = USB_DEVICE_ID_MATCH_INT_INFO
 		| USB_DEVICE_ID_MATCH_VENDOR,
-- 
2.50.1