xref: /openbmc/linux/drivers/media/tuners/tda8290.h (revision d9fd5a71)
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3 */
4 
5 #ifndef __TDA8290_H__
6 #define __TDA8290_H__
7 
8 #include <linux/i2c.h>
9 #include <media/dvb_frontend.h>
10 #include "tda18271.h"
11 
12 enum tda8290_lna {
13 	TDA8290_LNA_OFF = 0,
14 	TDA8290_LNA_GP0_HIGH_ON = 1,
15 	TDA8290_LNA_GP0_HIGH_OFF = 2,
16 	TDA8290_LNA_ON_BRIDGE = 3,
17 };
18 
19 struct tda829x_config {
20 	enum tda8290_lna lna_cfg;
21 
22 	unsigned int probe_tuner:1;
23 #define TDA829X_PROBE_TUNER 0
24 #define TDA829X_DONT_PROBE  1
25 	unsigned int no_i2c_gate:1;
26 	struct tda18271_std_map *tda18271_std_map;
27 };
28 
29 #if IS_REACHABLE(CONFIG_MEDIA_TUNER_TDA8290)
30 extern int tda829x_probe(struct i2c_adapter *i2c_adap, u8 i2c_addr);
31 
32 extern struct dvb_frontend *tda829x_attach(struct dvb_frontend *fe,
33 					   struct i2c_adapter *i2c_adap,
34 					   u8 i2c_addr,
35 					   struct tda829x_config *cfg);
36 #else
37 static inline int tda829x_probe(struct i2c_adapter *i2c_adap, u8 i2c_addr)
38 {
39 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
40 	return -EINVAL;
41 }
42 
43 static inline struct dvb_frontend *tda829x_attach(struct dvb_frontend *fe,
44 						  struct i2c_adapter *i2c_adap,
45 						  u8 i2c_addr,
46 						  struct tda829x_config *cfg)
47 {
48 	printk(KERN_INFO "%s: not probed - driver disabled by Kconfig\n",
49 	       __func__);
50 	return NULL;
51 }
52 #endif
53 
54 #endif /* __TDA8290_H__ */
55