That same USB ID is used both AF9015 and AF9035 driver.
iManufacturer is only thing we can select correct driver without a I/O.
Signed-off-by: Antti Palosaari <crope@xxxxxx>
---
drivers/media/usb/dvb-usb-v2/af9015.c | 40 ++++++++++++++++++++++++++++++++++-
1 file changed, 39 insertions(+), 1 deletion(-)
diff --git a/drivers/media/usb/dvb-usb-v2/af9015.c b/drivers/media/usb/dvb-usb-v2/af9015.c
index b86d0f2..2cf7ad2 100644
--- a/drivers/media/usb/dvb-usb-v2/af9015.c
+++ b/drivers/media/usb/dvb-usb-v2/af9015.c
@@ -1317,6 +1317,43 @@ static int af9015_get_rc_config(struct dvb_usb_device *d, struct dvb_usb_rc *rc)
#define af9015_get_rc_config NULL
#endif
+static int af9015_probe(struct usb_interface *intf,
+ const struct usb_device_id *id)
+{
+ struct usb_device *udev = interface_to_usbdev(intf);
+ char manufacturer[sizeof("ITE Technologies, Inc.")];
+
+ memset(manufacturer, 0, sizeof(manufacturer));
+ usb_string(udev, udev->descriptor.iManufacturer,
+ manufacturer, sizeof(manufacturer));
+ /*
+ * There is two devices having same ID but different chipset. One uses
+ * AF9015 and the other IT9135 chipset. Only difference seen on lsusb
+ * is iManufacturer string.
+ *
+ * idVendor 0x0ccd TerraTec Electronic GmbH
+ * idProduct 0x0099
+ * bcdDevice 2.00
+ * iManufacturer 1 Afatech
+ * iProduct 2 DVB-T 2
+ *
+ * idVendor 0x0ccd TerraTec Electronic GmbH
+ * idProduct 0x0099
+ * bcdDevice 2.00
+ * iManufacturer 1 ITE Technologies, Inc.
+ * iProduct 2 DVB-T TV Stick
+ */
+ if ((le16_to_cpu(udev->descriptor.idVendor) == USB_VID_TERRATEC) &&
+ (le16_to_cpu(udev->descriptor.idProduct) == 0x0099)) {
+ if (!strcmp("ITE Technologies, Inc.", manufacturer)) {
+ dev_dbg(&udev->dev, "%s: rejecting device\n", __func__);
+ return -ENODEV;
+ }
+ }
+
+ return dvb_usbv2_probe(intf, id);
+}
+
/* interface 0 is used by DVB-T receiver and
interface 1 is for remote controller (HID) */
static struct dvb_usb_device_properties af9015_props = {
@@ -1425,6 +1462,7 @@ static const struct usb_device_id af9015_id_table[] = {
&af9015_props, "AverMedia AVerTV Volar M (A815Mac)", NULL) },
{ DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_STICK_RC,
&af9015_props, "TerraTec Cinergy T Stick RC", RC_MAP_TERRATEC_SLIM_2) },
+ /* XXX: that same ID [0ccd:0099] is used by af9035 driver too */
{ DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_STICK_DUAL_RC,
&af9015_props, "TerraTec Cinergy T Stick Dual RC", RC_MAP_TERRATEC_SLIM) },
{ DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A850T,
@@ -1441,7 +1479,7 @@ MODULE_DEVICE_TABLE(usb, af9015_id_table);
static struct usb_driver af9015_usb_driver = {
.name = KBUILD_MODNAME,
.id_table = af9015_id_table,
- .probe = dvb_usbv2_probe,
+ .probe = af9015_probe,
.disconnect = dvb_usbv2_disconnect,
.suspend = dvb_usbv2_suspend,
.resume = dvb_usbv2_resume,
--
1.7.11.7
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