1 /*
2 This program is free software; you can redistribute it and/or modify
3 it under the terms of the GNU General Public License as published by
4 the Free Software Foundation; either version 2 of the License, or
5 (at your option) any later version.
6
7 This program is distributed in the hope that it will be useful,
8 but WITHOUT ANY WARRANTY; without even the implied warranty of
9 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 GNU General Public License for more details.
11
12 You should have received a copy of the GNU General Public License
13 along with this program; if not, write to the Free Software
14 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
15 */
16
17 #ifndef __TDA8290_H__
18 #define __TDA8290_H__
19
20 #include <linux/i2c.h>
21 #include "dvb_frontend.h"
22 #include "tda18271.h"
23
24 enum tda8290_lna {
25 TDA8290_LNA_OFF = 0,
26 TDA8290_LNA_GP0_HIGH_ON = 1,
27 TDA8290_LNA_GP0_HIGH_OFF = 2,
28 TDA8290_LNA_ON_BRIDGE = 3,
29 };
30
31 struct tda829x_config {
32 enum tda8290_lna lna_cfg;
33
34 unsigned int probe_tuner:1;
35 #define TDA829X_PROBE_TUNER 0
36 #define TDA829X_DONT_PROBE 1
37 unsigned int no_i2c_gate:1;
38 struct tda18271_std_map *tda18271_std_map;
39 };
40
41 #if IS_ENABLED(CONFIG_MEDIA_TUNER_TDA8290)
42 extern int tda829x_probe(struct i2c_adapter *i2c_adap, u8 i2c_addr);
43
44 extern struct dvb_frontend *tda829x_attach(struct dvb_frontend *fe,
45 struct i2c_adapter *i2c_adap,
46 u8 i2c_addr,
47 struct tda829x_config *cfg);
48 #else
tda829x_probe(struct i2c_adapter * i2c_adap,u8 i2c_addr)49 static inline int tda829x_probe(struct i2c_adapter *i2c_adap, u8 i2c_addr)
50 {
51 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
52 return -EINVAL;
53 }
54
tda829x_attach(struct dvb_frontend * fe,struct i2c_adapter * i2c_adap,u8 i2c_addr,struct tda829x_config * cfg)55 static inline struct dvb_frontend *tda829x_attach(struct dvb_frontend *fe,
56 struct i2c_adapter *i2c_adap,
57 u8 i2c_addr,
58 struct tda829x_config *cfg)
59 {
60 printk(KERN_INFO "%s: not probed - driver disabled by Kconfig\n",
61 __func__);
62 return NULL;
63 }
64 #endif
65
66 #endif /* __TDA8290_H__ */
67