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Diffstat (limited to 'drivers/media/dvb/frontends/isl6421.h')
-rw-r--r--drivers/media/dvb/frontends/isl6421.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/media/dvb/frontends/isl6421.h b/drivers/media/dvb/frontends/isl6421.h
index b5deacfe6d2..1916e3eb2df 100644
--- a/drivers/media/dvb/frontends/isl6421.h
+++ b/drivers/media/dvb/frontends/isl6421.h
@@ -39,8 +39,17 @@
#define ISL6421_ISEL1 0x20
#define ISL6421_DCL 0x40
+#if defined(CONFIG_DVB_ISL6421) || defined(CONFIG_DVB_ISL6421_MODULE)
/* override_set and override_clear control which system register bits (above) to always set & clear */
extern struct dvb_frontend *isl6421_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 i2c_addr,
u8 override_set, u8 override_clear);
+#else
+static inline struct dvb_frontend *isl6421_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 i2c_addr,
+ u8 override_set, u8 override_clear)
+{
+ printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
+ return NULL;
+}
+#endif // CONFIG_DVB_ISL6421
#endif