e4000.h

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/*
 * Elonics E4000 silicon tuner driver
 *
 * Copyright (C) 2012 Antti Palosaari <[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.,
 *    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#ifndef E4000_H
#define E4000_H

#include "dvb_frontend.h"

struct e4000_config {
    /*
     * I2C address
     * 0x64, 0x65, 0x66, 0x67
     */
    u8 i2c_addr;

    /*
     * clock
     */
    u32 clock;
};

#if defined(CONFIG_MEDIA_TUNER_E4000) || \
    (defined(CONFIG_MEDIA_TUNER_E4000_MODULE) && defined(MODULE))
extern struct dvb_frontend *e4000_attach(struct dvb_frontend *fe,
        struct i2c_adapter *i2c, const struct e4000_config *cfg);
#else
static inline struct dvb_frontend *e4000_attach(struct dvb_frontend *fe,
        struct i2c_adapter *i2c, const struct e4000_config *cfg)
{
    pr_warn("%s: driver disabled by Kconfig\n", __func__);
    return NULL;
}
#endif

#endif