V4L/DVB (4734): Tda826x: fix frontend selection for dvb_attach

Signed-off-by: NMichael Krufky <mkrufky@linuxtv.org>
Signed-off-by: NMauro Carvalho Chehab <mchehab@infradead.org>

drivers/media/dvb/frontends/tda826x.h

@@ -35,6 +35,19 @@
  * @param has_loopthrough Set to 1 if the card has a loopthrough RF connector.
  * @return FE pointer on success, NULL on failure.
  */
-extern struct dvb_frontend *tda826x_attach(struct dvb_frontend *fe, int addr, struct i2c_adapter *i2c, int has_loopthrough);
-
-#endif
+#if defined(CONFIG_DVB_TDA826X) || defined(CONFIG_DVB_TDA826X_MODULE)
+extern struct dvb_frontend* tda826x_attach(struct dvb_frontend *fe, int addr,
+					   struct i2c_adapter *i2c,
+					   int has_loopthrough);
+#else
+static inline struct dvb_frontend* tda826x_attach(struct dvb_frontend *fe,
+						  int addr,
+						  struct i2c_adapter *i2c,
+						  int has_loopthrough)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+	return NULL;
+}
+#endif // CONFIG_DVB_TDA826X
+
+#endif // __DVB_TDA826X_H__