1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 2 /* 3 * Driver for Spase SP8870 demodulator 4 * 5 * Copyright (C) 1999 Juergen Peitz 6 */ 7 8 #ifndef SP8870_H 9 #define SP8870_H 10 11 #include <linux/dvb/frontend.h> 12 #include <linux/firmware.h> 13 14 struct sp8870_config { 15 /* the demodulator's i2c address */ 16 u8 demod_address; 17 18 /* request firmware for device */ 19 int (*request_firmware)(struct dvb_frontend *fe, const struct firmware **fw, char *name); 20 }; 21 22 #if IS_REACHABLE(CONFIG_DVB_SP8870) 23 struct dvb_frontend *sp8870_attach(const struct sp8870_config *config, struct i2c_adapter *i2c); 24 #else sp8870_attach(const struct sp8870_config * config,struct i2c_adapter * i2c)25static inline struct dvb_frontend *sp8870_attach(const struct sp8870_config *config, 26 struct i2c_adapter *i2c) 27 { 28 pr_warn(KBUILD_MODNAME ": %s(): driver disabled by Kconfig\n", __func__); 29 return NULL; 30 } 31 #endif // CONFIG_DVB_SP8870 32 33 #endif // SP8870_H 34