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21#ifndef R820T_H
22#define R820T_H
23
24#include "dvb_frontend.h"
25
26enum r820t_chip {
27 CHIP_R820T,
28 CHIP_R620D,
29 CHIP_R828D,
30 CHIP_R828,
31 CHIP_R828S,
32 CHIP_R820C,
33};
34
35struct r820t_config {
36 u8 i2c_addr;
37 u32 xtal;
38 enum r820t_chip rafael_chip;
39 unsigned max_i2c_msg_len;
40 bool use_diplexer;
41 bool use_predetect;
42};
43
44#if IS_REACHABLE(CONFIG_MEDIA_TUNER_R820T)
45struct dvb_frontend *r820t_attach(struct dvb_frontend *fe,
46 struct i2c_adapter *i2c,
47 const struct r820t_config *cfg);
48#else
49static inline struct dvb_frontend *r820t_attach(struct dvb_frontend *fe,
50 struct i2c_adapter *i2c,
51 const struct r820t_config *cfg)
52{
53 pr_warn("%s: driver disabled by Kconfig\n", __func__);
54 return NULL;
55}
56#endif
57
58#endif
59