m88rs2000.h

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/*
    Driver for M88RS2000 demodulator

    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 M88RS2000_H
#define M88RS2000_H

#include <linux/dvb/frontend.h>
#include "dvb_frontend.h"

struct m88rs2000_config {
    /* Demodulator i2c address */
    u8 demod_addr;
    /* Tuner address */
    u8 tuner_addr;

    u8 *inittab;

    /* minimum delay before retuning */
    int min_delay_ms;

    int (*set_ts_params)(struct dvb_frontend *, int);
};

enum {
    CALL_IS_SET_FRONTEND = 0x0,
    CALL_IS_READ,
};

#if defined(CONFIG_DVB_M88RS2000) || (defined(CONFIG_DVB_M88RS2000_MODULE) && \
                            defined(MODULE))
extern struct dvb_frontend *m88rs2000_attach(
    const struct m88rs2000_config *config, struct i2c_adapter *i2c);
#else
static inline struct dvb_frontend *m88rs2000_attach(
    const struct m88rs2000_config *config, struct i2c_adapter *i2c)
{
    printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
    return NULL;
}
#endif /* CONFIG_DVB_M88RS2000 */

#define FE_CRYSTAL_KHZ 27000
#define FREQ_OFFSET_LOW_SYM_RATE 3000

enum {
    DEMOD_WRITE = 0x1,
    TUNER_WRITE,
    WRITE_DELAY = 0x10,
};
#endif /* M88RS2000_H */