1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3  * cxd2841er.h
4  *
5  * Sony CXD2441ER digital demodulator driver public definitions
6  *
7  * Copyright 2012 Sony Corporation
8  * Copyright (C) 2014 NetUP Inc.
9  * Copyright (C) 2014 Sergey Kozlov <serjk@netup.ru>
10  * Copyright (C) 2014 Abylay Ospan <aospan@netup.ru>
11   */
12 
13 #ifndef CXD2841ER_H
14 #define CXD2841ER_H
15 
16 #include <linux/dvb/frontend.h>
17 
18 #define CXD2841ER_USE_GATECTRL	1	/* bit 0 */
19 #define CXD2841ER_AUTO_IFHZ	2	/* bit 1 */
20 #define CXD2841ER_TS_SERIAL	4	/* bit 2 */
21 #define CXD2841ER_ASCOT		8	/* bit 3 */
22 #define CXD2841ER_EARLY_TUNE	16	/* bit 4 */
23 #define CXD2841ER_NO_WAIT_LOCK	32	/* bit 5 */
24 #define CXD2841ER_NO_AGCNEG	64	/* bit 6 */
25 #define CXD2841ER_TSBITS	128	/* bit 7 */
26 
27 enum cxd2841er_xtal {
28 	SONY_XTAL_20500, /* 20.5 MHz */
29 	SONY_XTAL_24000, /* 24 MHz */
30 	SONY_XTAL_41000 /* 41 MHz */
31 };
32 
33 struct cxd2841er_config {
34 	u8	i2c_addr;
35 	enum cxd2841er_xtal	xtal;
36 	u32	flags;
37 };
38 
39 #if IS_REACHABLE(CONFIG_DVB_CXD2841ER)
40 extern struct dvb_frontend *cxd2841er_attach_s(struct cxd2841er_config *cfg,
41 					       struct i2c_adapter *i2c);
42 
43 extern struct dvb_frontend *cxd2841er_attach_t_c(struct cxd2841er_config *cfg,
44 					       struct i2c_adapter *i2c);
45 #else
46 static inline struct dvb_frontend *cxd2841er_attach_s(
47 					struct cxd2841er_config *cfg,
48 					struct i2c_adapter *i2c)
49 {
50 	pr_warn("%s: driver disabled by Kconfig\n", __func__);
51 	return NULL;
52 }
53 
54 static inline struct dvb_frontend *cxd2841er_attach_t_c(
55 		struct cxd2841er_config *cfg, struct i2c_adapter *i2c)
56 {
57 	pr_warn("%s: driver disabled by Kconfig\n", __func__);
58 	return NULL;
59 }
60 
61 #endif
62 
63 #endif
64