1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
2 | /* |
3 | * mxl111sf-demod.h - driver for the MaxLinear MXL111SF DVB-T demodulator |
4 | * |
5 | * Copyright (C) 2010-2014 Michael Krufky <mkrufky@linuxtv.org> |
6 | */ |
7 | |
8 | #ifndef __MXL111SF_DEMOD_H__ |
9 | #define __MXL111SF_DEMOD_H__ |
10 | |
11 | #include <media/dvb_frontend.h> |
12 | #include "mxl111sf.h" |
13 | |
14 | struct mxl111sf_demod_config { |
15 | int (*read_reg)(struct mxl111sf_state *state, u8 addr, u8 *data); |
16 | int (*write_reg)(struct mxl111sf_state *state, u8 addr, u8 data); |
17 | int (*program_regs)(struct mxl111sf_state *state, |
18 | struct mxl111sf_reg_ctrl_info *ctrl_reg_info); |
19 | }; |
20 | |
21 | #if IS_ENABLED(CONFIG_DVB_USB_MXL111SF) |
22 | extern |
23 | struct dvb_frontend *mxl111sf_demod_attach(struct mxl111sf_state *mxl_state, |
24 | const struct mxl111sf_demod_config *cfg); |
25 | #else |
26 | static inline |
27 | struct dvb_frontend *mxl111sf_demod_attach(struct mxl111sf_state *mxl_state, |
28 | const struct mxl111sf_demod_config *cfg) |
29 | { |
30 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n" , __func__); |
31 | return NULL; |
32 | } |
33 | #endif /* CONFIG_DVB_USB_MXL111SF */ |
34 | |
35 | #endif /* __MXL111SF_DEMOD_H__ */ |
36 | |