linux-kernel - [PATCH] USB: serial: option: add Fibocom FM101-GL variants

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Message-Id: <20211112110638.751141-1-superzmj@fibocom.corp-partner.google.com>
Date:   Fri, 12 Nov 2021 19:06:38 +0800
From:   Super Zhang <superzmj@...ocom.corp-partner.google.com>
To:     johan@...nel.org
Cc:     gregkh@...uxfoundation.org, linux-usb@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Super Zhang <superzmj@...ocom.corp-partner.google.com>
Subject: [PATCH] USB: serial: option: add Fibocom FM101-GL variants

Update the USB serial option driver support for the Fibocom
FM101-GL Cat.6
LTE modules as there are actually several different variants.
- VID:PID 2cb7:01a4, FM101-GL for laptop debug M.2 cards(adb
  interface)
- VID:PID 2cb7:01a2, FM101-GL are laptop M.2 cards (with
MBIM interfaces for /Linux/Chrome OS)

T:  Bus=02 Lev=01 Prnt=01 Port=03 Cnt=01 Dev#=  2 Spd=5000
MxCh= 0
D:  Ver= 3.20 Cls=00(>ifc ) Sub=00 Prot=00 MxPS= 9 #Cfgs=  1
P:  Vendor=2cb7 ProdID=01a2 Rev= 5.04
S:  Manufacturer=Fibocom Wireless Inc.
S:  Product=Fibocom FM101-GL Module
S:  SerialNumber=86bffe63
C:* #Ifs= 7 Cfg#= 1 Atr=a0 MxPwr=896mA
A:  FirstIf#= 0 IfCount= 2 Cls=02(comm.) Sub=0e Prot=00
I:* If#= 0 Alt= 0 #EPs= 1 Cls=02(comm.) Sub=0e Prot=00
Driver=cdc_mbim
I:* If#= 2 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=30
Driver=(none)
I:* If#= 3 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=40
Driver=(none)
I:* If#= 4 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=40
Driver=(none)
I:* If#= 5 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=40
Driver=(none)
I:* If#= 6 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=00 Prot=40
Driver=(none)

T:  Bus=02 Lev=01 Prnt=01 Port=03 Cnt=01 Dev#=  3 Spd=5000 MxCh= 0
D:  Ver= 3.20 Cls=00(>ifc ) Sub=00 Prot=00 MxPS= 9 #Cfgs=  1
P:  Vendor=2cb7 ProdID=01a4 Rev= 5.04
S:  Manufacturer=Fibocom Wireless Inc.
S:  Product=Fibocom FM101-GL Module
S:  SerialNumber=86bffe63
C:* #Ifs= 7 Cfg#= 1 Atr=a0 MxPwr=896mA
A:  FirstIf#= 0 IfCount= 2 Cls=02(comm.) Sub=0e Prot=00
I:* If#= 0 Alt= 0 #EPs= 1 Cls=02(comm.) Sub=0e Prot=00
Driver=cdc_mbim
I:* If#= 2 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=30
Driver=(none)
I:* If#= 3 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=40
Driver=(none)
I:* If#= 4 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=42 Prot=01
Driver=(none)
I:* If#= 5 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=00 Prot=40
Driver=(none)
I:* If#= 6 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=00 Prot=40
Driver=(none)

Signed-off-by: Super Zhang <superzmj@...ocom.corp-partner.google.com>
---
 drivers/usb/serial/option.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 29c765cc8495..8f5c98a75429 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -2081,6 +2081,8 @@ static const struct usb_device_id option_ids[] = {
 	{ USB_DEVICE_INTERFACE_CLASS(0x305a, 0x1404, 0xff) },			/* GosunCn GM500 RNDIS */
 	{ USB_DEVICE_INTERFACE_CLASS(0x305a, 0x1405, 0xff) },			/* GosunCn GM500 MBIM */
 	{ USB_DEVICE_INTERFACE_CLASS(0x305a, 0x1406, 0xff) },			/* GosunCn GM500 ECM/NCM */
+	{ USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x01a2, 0xff) },			/* Fibocom FM101-GL (laptop MBIM) */
+	{ USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x01a4, 0xff) },			/* Fibocom FM101-GL (laptop adb) */
 	{ } /* Terminating entry */
 };
 MODULE_DEVICE_TABLE(usb, option_ids);
-- 
2.25.1