xref: /linux/drivers/media/dvb-frontends/ds3000.h (revision 306ec721d043bbe5e818d59fbb37c28d999b5d8b)
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3     Montage Technology DS3000 - DVBS/S2 Demodulator driver
4     Copyright (C) 2009-2012 Konstantin Dimitrov <kosio.dimitrov@gmail.com>
5 
6     Copyright (C) 2009-2012 TurboSight.com
7 
8  */
9 
10 #ifndef DS3000_H
11 #define DS3000_H
12 
13 #include <linux/dvb/frontend.h>
14 
15 struct ds3000_config {
16 	/* the demodulator's i2c address */
17 	u8 demod_address;
18 	u8 ci_mode;
19 	/* Set device param to start dma */
20 	int (*set_ts_params)(struct dvb_frontend *fe, int is_punctured);
21 	/* Hook for Lock LED */
22 	void (*set_lock_led)(struct dvb_frontend *fe, int offon);
23 };
24 
25 #if IS_REACHABLE(CONFIG_DVB_DS3000)
26 extern struct dvb_frontend *ds3000_attach(const struct ds3000_config *config,
27 					struct i2c_adapter *i2c);
28 #else
29 static inline
30 struct dvb_frontend *ds3000_attach(const struct ds3000_config *config,
31 					struct i2c_adapter *i2c)
32 {
33 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
34 	return NULL;
35 }
36 #endif /* CONFIG_DVB_DS3000 */
37 #endif /* DS3000_H */
38