tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * mxl111sf-demod.h - driver for the MaxLinear MXL111SF DVB-T demodulator
3 *
4 * Copyright (C) 2010-2014 Michael Krufky <mkrufky@linuxtv.org>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 */
16
17#ifndef __MXL111SF_DEMOD_H__
18#define __MXL111SF_DEMOD_H__
19
20#include <media/dvb_frontend.h>
21#include "mxl111sf.h"
22
23struct mxl111sf_demod_config {
24 int (*read_reg)(struct mxl111sf_state *state, u8 addr, u8 *data);
25 int (*write_reg)(struct mxl111sf_state *state, u8 addr, u8 data);
26 int (*program_regs)(struct mxl111sf_state *state,
27 struct mxl111sf_reg_ctrl_info *ctrl_reg_info);
28};
29
30#if IS_ENABLED(CONFIG_DVB_USB_MXL111SF)
31extern
32struct dvb_frontend *mxl111sf_demod_attach(struct mxl111sf_state *mxl_state,
33 const struct mxl111sf_demod_config *cfg);
34#else
35static inline
36struct dvb_frontend *mxl111sf_demod_attach(struct mxl111sf_state *mxl_state,
37 const struct mxl111sf_demod_config *cfg)
38{
39 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
40 return NULL;
41}
42#endif /* CONFIG_DVB_USB_MXL111SF */
43
44#endif /* __MXL111SF_DEMOD_H__ */