USB: option: add support for SIM7100E

$ lsusb:
Bus 001 Device 101: ID 1e0e:9001 Qualcomm / Option

$ usb-devices:
T:  Bus=01 Lev=02 Prnt=02 Port=00 Cnt=01 Dev#=101 Spd=480  MxCh= 0
D:  Ver= 2.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs=  2
P:  Vendor=1e0e ProdID=9001 Rev= 2.32
S:  Manufacturer=SimTech, Incorporated
S:  Product=SimTech, Incorporated
S:  SerialNumber=0123456789ABCDEF
C:* #Ifs= 7 Cfg#= 1 Atr=80 MxPwr=500mA
I:* If#= 0 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=ff Driver=option
I:* If#= 1 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=00 Prot=00 Driver=option
I:* If#= 2 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=00 Prot=00 Driver=option
I:* If#= 3 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=00 Prot=00 Driver=option
I:* If#= 4 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=00 Prot=00 Driver=option
I:* If#= 5 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=ff Driver=qmi_wwan
I:* If#= 6 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=42 Prot=01 Driver=(none)

The last interface (6) is used for Android Composite ADB interface.

Serial port layout:
0: QCDM/DIAG
1: NMEA
2: AT
3: AT/PPP
4: audio

Signed-off-by: Andrey Skvortsov <andrej.skvortzov@gmail.com>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Johan Hovold <johan@kernel.org>

diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index db86e512e0fcb3af0548eb9907b04ce68db3a8dc..e7eb08d56baefae7e9b063f809cda1ce77316dd3 100644 (file)
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -315,6 +315,7 @@ static void option_instat_callback(struct urb *urb);
 #define TOSHIBA_PRODUCT_G450                   0x0d45
 
 #define ALINK_VENDOR_ID                                0x1e0e
+#define SIMCOM_PRODUCT_SIM7100E                        0x9001 /* Yes, ALINK_VENDOR_ID */
 #define ALINK_PRODUCT_PH300                    0x9100
 #define ALINK_PRODUCT_3GU                      0x9200
 
@@ -607,6 +608,10 @@ static const struct option_blacklist_info zte_1255_blacklist = {
        .reserved = BIT(3) | BIT(4),
 };
 
+static const struct option_blacklist_info simcom_sim7100e_blacklist = {
+       .reserved = BIT(5) | BIT(6),
+};
+
 static const struct option_blacklist_info telit_le910_blacklist = {
        .sendsetup = BIT(0),
        .reserved = BIT(1) | BIT(2),
@@ -1645,6 +1650,8 @@ static const struct usb_device_id option_ids[] = {
        { USB_DEVICE(ALINK_VENDOR_ID, 0x9000) },
        { USB_DEVICE(ALINK_VENDOR_ID, ALINK_PRODUCT_PH300) },
        { USB_DEVICE_AND_INTERFACE_INFO(ALINK_VENDOR_ID, ALINK_PRODUCT_3GU, 0xff, 0xff, 0xff) },
+       { USB_DEVICE(ALINK_VENDOR_ID, SIMCOM_PRODUCT_SIM7100E),
+         .driver_info = (kernel_ulong_t)&simcom_sim7100e_blacklist },
        { USB_DEVICE(ALCATEL_VENDOR_ID, ALCATEL_PRODUCT_X060S_X200),
          .driver_info = (kernel_ulong_t)&alcatel_x200_blacklist
        },