media: rc: probe zilog transmitter when zilog receiver is found

Both Hauppauge WinTV 44981 (bt878) and the HVR 1110 (saa7134) have a Zilog
Z8F0811. The transmitter was not probed. Receive and transmit tested on
both cards.
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>

drivers/media/i2c/ir-kbd-i2c.c

@@ -739,6 +739,7 @@ static int ir_probe(struct i2c_client *client, const struct i2c_device_id *id)
 	struct rc_dev *rc = NULL;
 	struct i2c_adapter *adap = client->adapter;
 	unsigned short addr = client->addr;
+	bool probe_tx = (id->driver_data & FLAG_TX) != 0;
 	int err;
 
 	if ((id->driver_data & FLAG_HDPVR) && !enable_hdpvr) {
@@ -800,6 +801,7 @@ static int ir_probe(struct i2c_client *client, const struct i2c_device_id *id)
 		rc_proto    = RC_PROTO_BIT_RC5 | RC_PROTO_BIT_RC6_MCE |
 							RC_PROTO_BIT_RC6_6A_32;
 		ir_codes    = RC_MAP_HAUPPAUGE;
+		probe_tx = true;
 		break;
 	}
 
@@ -892,7 +894,7 @@ static int ir_probe(struct i2c_client *client, const struct i2c_device_id *id)
 
 	INIT_DELAYED_WORK(&ir->work, ir_work);
 
-	if (id->driver_data & FLAG_TX) {
+	if (probe_tx) {
 		ir->tx_c = i2c_new_dummy(client->adapter, 0x70);
 		if (!ir->tx_c) {
 			dev_err(&client->dev, "failed to setup tx i2c address");