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/*
* mxl111sf-tuner.h - driver for the MaxLinear MXL111SF CMOS tuner
*
* Copyright (C) 2010-2014 Michael Krufky <mkrufky@linuxtv.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __MXL111SF_TUNER_H__
#define __MXL111SF_TUNER_H__
#include <linux/kconfig.h>
#include "dvb_frontend.h"
#include "mxl111sf.h"
enum mxl_if_freq {
#if 0
MXL_IF_LO = 0x00, /* other IF < 9MHz */
#endif
MXL_IF_4_0 = 0x01, /* 4.0 MHz */
MXL_IF_4_5 = 0x02, /* 4.5 MHz */
MXL_IF_4_57 = 0x03, /* 4.57 MHz */
MXL_IF_5_0 = 0x04, /* 5.0 MHz */
MXL_IF_5_38 = 0x05, /* 5.38 MHz */
MXL_IF_6_0 = 0x06, /* 6.0 MHz */
MXL_IF_6_28 = 0x07, /* 6.28 MHz */
MXL_IF_7_2 = 0x08, /* 7.2 MHz */
MXL_IF_35_25 = 0x09, /* 35.25 MHz */
MXL_IF_36 = 0x0a, /* 36 MHz */
MXL_IF_36_15 = 0x0b, /* 36.15 MHz */
MXL_IF_44 = 0x0c, /* 44 MHz */
#if 0
MXL_IF_HI = 0x0f, /* other IF > 35 MHz and < 45 MHz */
#endif
};
struct mxl111sf_tuner_config {
enum mxl_if_freq if_freq;
unsigned int invert_spectrum:1;
int (*read_reg)(struct mxl111sf_state *state, u8 addr, u8 *data);
int (*write_reg)(struct mxl111sf_state *state, u8 addr, u8 data);
int (*program_regs)(struct mxl111sf_state *state,
struct mxl111sf_reg_ctrl_info *ctrl_reg_info);
int (*top_master_ctrl)(struct mxl111sf_state *state, int onoff);
int (*ant_hunt)(struct dvb_frontend *fe);
};
/* ------------------------------------------------------------------------ */
#if IS_ENABLED(CONFIG_DVB_USB_MXL111SF)
extern
struct dvb_frontend *mxl111sf_tuner_attach(struct dvb_frontend *fe,
struct mxl111sf_state *mxl_state,
struct mxl111sf_tuner_config *cfg);
#else
static inline
struct dvb_frontend *mxl111sf_tuner_attach(struct dvb_frontend *fe,
struct mxl111sf_state *mxl_state,
struct mxl111sf_tuner_config *cfg)
{
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
return NULL;
}
#endif
#endif /* __MXL111SF_TUNER_H__ */
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