[media] dvb/drxd: stub out drxd_attach when not built
This avoids getting
drivers/media/video/em28xx/em28xx-dvb.c:721: \
undefined reference to `drxd_attach'
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/dvb/frontends/drxd.h b/drivers/media/dvb/frontends/drxd.h
index 3439873..216c8c3 100644
--- a/drivers/media/dvb/frontends/drxd.h
+++ b/drivers/media/dvb/frontends/drxd.h
@@ -51,9 +51,23 @@
s16(*osc_deviation) (void *priv, s16 dev, int flag);
};
+#if defined(CONFIG_DVB_DRXD) || \
+ (defined(CONFIG_DVB_DRXD_MODULE) && defined(MODULE))
extern
struct dvb_frontend *drxd_attach(const struct drxd_config *config,
void *priv, struct i2c_adapter *i2c,
struct device *dev);
+#else
+static inline
+struct dvb_frontend *drxd_attach(const struct drxd_config *config,
+ void *priv, struct i2c_adapter *i2c,
+ struct device *dev)
+{
+ printk(KERN_INFO "%s: not probed - driver disabled by Kconfig\n",
+ __func__);
+ return NULL;
+}
+#endif
+
extern int drxd_config_i2c(struct dvb_frontend *, int);
#endif