4 #include <linux/dvb/frontend.h>
5 #include "dvb_frontend.h"
8 /* the demodulator's i2c address */
11 /* minimum delay before retuning */
15 #if IS_REACHABLE(CONFIG_DVB_SI21XX)
16 extern struct dvb_frontend *si21xx_attach(const struct si21xx_config *config,
17 struct i2c_adapter *i2c);
19 static inline struct dvb_frontend *si21xx_attach(
20 const struct si21xx_config *config, struct i2c_adapter *i2c)
22 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
27 static inline int si21xx_writeregister(struct dvb_frontend *fe, u8 reg, u8 val)
30 u8 buf[] = {reg, val};
32 r = fe->ops.write(fe, buf, 2);