| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* |
| * Sharp s921 driver |
| * |
| * Copyright (C) 2009 Mauro Carvalho Chehab |
| * Copyright (C) 2009 Douglas Landgraf <dougsland@redhat.com> |
| */ |
| |
| #ifndef S921_H |
| #define S921_H |
| |
| #include <linux/dvb/frontend.h> |
| |
| struct s921_config { |
| /* the demodulator's i2c address */ |
| u8 demod_address; |
| }; |
| |
| #if IS_REACHABLE(CONFIG_DVB_S921) |
| extern struct dvb_frontend *s921_attach(const struct s921_config *config, |
| struct i2c_adapter *i2c); |
| extern struct i2c_adapter *s921_get_tuner_i2c_adapter(struct dvb_frontend *); |
| #else |
| static inline struct dvb_frontend *s921_attach( |
| const struct s921_config *config, struct i2c_adapter *i2c) |
| { |
| printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); |
| return NULL; |
| } |
| static inline struct i2c_adapter * |
| s921_get_tuner_i2c_adapter(struct dvb_frontend *fe) |
| { |
| printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); |
| return NULL; |
| } |
| #endif |
| |
| #endif /* S921_H */ |
