cx24123.h

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/*
    Conexant cx24123/cx24109 - DVB QPSK Satellite demod/tuner driver

    Copyright (C) 2005 Steven Toth <[email protected]>

    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 CX24123_H
#define CX24123_H

#include <linux/dvb/frontend.h>

struct cx24123_config {
    /* the demodulator's i2c address */
    u8 demod_address;

    /* Need to set device param for start_dma */
    int (*set_ts_params)(struct dvb_frontend *fe, int is_punctured);

    /* 0 = LNB voltage normal, 1 = LNB voltage inverted */
    int lnb_polarity;

    /* this device has another tuner */
    u8 dont_use_pll;
    void (*agc_callback) (struct dvb_frontend *);
};

#if defined(CONFIG_DVB_CX24123) || (defined(CONFIG_DVB_CX24123_MODULE) \
    && defined(MODULE))
extern struct dvb_frontend *cx24123_attach(const struct cx24123_config *config,
                       struct i2c_adapter *i2c);
extern struct i2c_adapter *cx24123_get_tuner_i2c_adapter(struct dvb_frontend *);
#else
static inline struct dvb_frontend *cx24123_attach(
    const struct cx24123_config *config, struct i2c_adapter *i2c)
{
    printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
    return NULL;
}
static struct i2c_adapter *
    cx24123_get_tuner_i2c_adapter(struct dvb_frontend *fe)
{
    printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
    return NULL;
}
#endif

#endif /* CX24123_H */