1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3 	TDA8261 8PSK/QPSK tuner driver
4 	Copyright (C) Manu Abraham (abraham.manu@gmail.com)
5 
6 */
7 
8 #ifndef __TDA8261_H
9 #define __TDA8261_H
10 
11 enum tda8261_step {
12 	TDA8261_STEP_2000 = 0,	/* 2000 kHz */
13 	TDA8261_STEP_1000,	/* 1000 kHz */
14 	TDA8261_STEP_500,	/*  500 kHz */
15 	TDA8261_STEP_250,	/*  250 kHz */
16 	TDA8261_STEP_125	/*  125 kHz */
17 };
18 
19 struct tda8261_config {
20 //	u8			buf[16];
21 	u8			addr;
22 	enum tda8261_step	step_size;
23 };
24 
25 #if IS_REACHABLE(CONFIG_DVB_TDA8261)
26 
27 extern struct dvb_frontend *tda8261_attach(struct dvb_frontend *fe,
28 					   const struct tda8261_config *config,
29 					   struct i2c_adapter *i2c);
30 
31 #else
32 
33 static inline struct dvb_frontend *tda8261_attach(struct dvb_frontend *fe,
34 						  const struct tda8261_config *config,
35 						  struct i2c_adapter *i2c)
36 {
37 	printk(KERN_WARNING "%s: Driver disabled by Kconfig\n", __func__);
38 	return NULL;
39 }
40 
41 #endif //CONFIG_DVB_TDA8261
42 
43 #endif// __TDA8261_H
44