[media] dw2102: use separate firmwares for Prof 1100, TeVii S630, S660

Before this patch we can use only one card type from list due to
sharing one firmware name. Now it's fixed.
Also driver tries to attach only appropriate demod for this cards.

Signed-off-by: Igor M. Liplianin <liplianin@me.by>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/dvb/dvb-usb/dw2102.c b/drivers/media/dvb/dvb-usb/dw2102.c
index 21be0cc..f9affdd 100644
--- a/drivers/media/dvb/dvb-usb/dw2102.c
+++ b/drivers/media/dvb/dvb-usb/dw2102.c
@@ -886,7 +886,7 @@
 	return -EIO;
 }
 
-static int s6x0_frontend_attach(struct dvb_usb_adapter *d)
+static int zl100313_frontend_attach(struct dvb_usb_adapter *d)
 {
 	d->fe = dvb_attach(mt312_attach, &zl313_config,
 			&d->dev->i2c_adap);
@@ -899,6 +899,11 @@
 		}
 	}
 
+	return -EIO;
+}
+
+static int stv0288_frontend_attach(struct dvb_usb_adapter *d)
+{
 	d->fe = dvb_attach(stv0288_attach, &earda_config,
 			&d->dev->i2c_adap);
 	if (d->fe != NULL) {
@@ -910,6 +915,11 @@
 		}
 	}
 
+	return -EIO;
+}
+
+static int ds3000_frontend_attach(struct dvb_usb_adapter *d)
+{
 	d->fe = dvb_attach(ds3000_attach, &dw2104_ds3000_config,
 			&d->dev->i2c_adap);
 	if (d->fe != NULL) {
@@ -1418,7 +1428,7 @@
 	.read_mac_address = s6x0_read_mac_address,
 	.adapter = {
 		{
-			.frontend_attach = s6x0_frontend_attach,
+			.frontend_attach = zl100313_frontend_attach,
 			.streaming_ctrl = NULL,
 			.tuner_attach = NULL,
 			.stream = {
@@ -1433,23 +1443,29 @@
 			},
 		}
 	},
-	.num_device_descs = 3,
+	.num_device_descs = 1,
 	.devices = {
 		{"TeVii S630 USB",
 			{&dw2102_table[6], NULL},
 			{NULL},
 		},
-		{"Prof 1100 USB ",
-			{&dw2102_table[7], NULL},
-			{NULL},
-		},
-		{"TeVii S660 USB",
-			{&dw2102_table[8], NULL},
-			{NULL},
-		},
 	}
 };
 
+struct dvb_usb_device_properties *p1100;
+static struct dvb_usb_device_description d1100 = {
+	"Prof 1100 USB ",
+	{&dw2102_table[7], NULL},
+	{NULL},
+};
+
+struct dvb_usb_device_properties *s660;
+static struct dvb_usb_device_description d660 = {
+	"TeVii S660 USB",
+	{&dw2102_table[8], NULL},
+	{NULL},
+};
+
 struct dvb_usb_device_properties *p7500;
 static struct dvb_usb_device_description d7500 = {
 	"Prof 7500 USB DVB-S2",
@@ -1460,14 +1476,38 @@
 static int dw2102_probe(struct usb_interface *intf,
 		const struct usb_device_id *id)
 {
-
-	p7500 = kzalloc(sizeof(struct dvb_usb_device_properties), GFP_KERNEL);
-	if (!p7500)
+	p1100 = kzalloc(sizeof(struct dvb_usb_device_properties), GFP_KERNEL);
+	if (!p1100)
 		return -ENOMEM;
 	/* copy default structure */
-	memcpy(p7500, &s6x0_properties,
+	memcpy(p1100, &s6x0_properties,
 			sizeof(struct dvb_usb_device_properties));
 	/* fill only different fields */
+	p1100->firmware = "dvb-usb-p1100.fw";
+	p1100->devices[0] = d1100;
+	p1100->rc.legacy.rc_map_table = rc_map_tbs_table;
+	p1100->rc.legacy.rc_map_size = ARRAY_SIZE(rc_map_tbs_table);
+	p1100->adapter->frontend_attach = stv0288_frontend_attach;
+
+	s660 = kzalloc(sizeof(struct dvb_usb_device_properties), GFP_KERNEL);
+	if (!s660) {
+		kfree(p1100);
+		return -ENOMEM;
+	}
+	memcpy(s660, &s6x0_properties,
+			sizeof(struct dvb_usb_device_properties));
+	s660->firmware = "dvb-usb-s660.fw";
+	s660->devices[0] = d660;
+	s660->adapter->frontend_attach = ds3000_frontend_attach;
+
+	p7500 = kzalloc(sizeof(struct dvb_usb_device_properties), GFP_KERNEL);
+	if (!p7500) {
+		kfree(p1100);
+		kfree(s660);
+		return -ENOMEM;
+	}
+	memcpy(p7500, &s6x0_properties,
+			sizeof(struct dvb_usb_device_properties));
 	p7500->firmware = "dvb-usb-p7500.fw";
 	p7500->devices[0] = d7500;
 	p7500->rc.legacy.rc_map_table = rc_map_tbs_table;
@@ -1482,6 +1522,10 @@
 			THIS_MODULE, NULL, adapter_nr) ||
 	    0 == dvb_usb_device_init(intf, &s6x0_properties,
 			THIS_MODULE, NULL, adapter_nr) ||
+	    0 == dvb_usb_device_init(intf, p1100,
+			THIS_MODULE, NULL, adapter_nr) ||
+	    0 == dvb_usb_device_init(intf, s660,
+			THIS_MODULE, NULL, adapter_nr) ||
 	    0 == dvb_usb_device_init(intf, p7500,
 			THIS_MODULE, NULL, adapter_nr))
 		return 0;