/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Elonics R820T silicon tuner driver * * Copyright (C) 2012 Antti Palosaari <crope@iki.fi> */ #ifndef R820T_H #define R820T_H #include <media/dvb_frontend.h> enum r820t_chip { CHIP_R820T, CHIP_R620D, CHIP_R828D, CHIP_R828, CHIP_R828S, CHIP_R820C, }; struct r820t_config { u8 i2c_addr; /* 0x34 */ u32 xtal; enum r820t_chip rafael_chip; unsigned max_i2c_msg_len; bool use_diplexer; bool use_predetect; }; #if IS_REACHABLE(CONFIG_MEDIA_TUNER_R820T) struct dvb_frontend *r820t_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, const struct r820t_config *cfg); #else static inline struct dvb_frontend *r820t_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, const struct r820t_config *cfg) { pr_warn("%s: driver disabled by Kconfig\n", __func__); return NULL; } #endif #endif