linux/drivers/media/dvb-frontends/a8293.h

58 lines
1.6 KiB
C

/*
* Allegro A8293 SEC driver
*
* Copyright (C) 2011 Antti Palosaari <crope@iki.fi>
*
* 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 A8293_H
#define A8293_H
#include "dvb_frontend.h"
#include <linux/kconfig.h>
/*
* I2C address
* 0x08, 0x09, 0x0a, 0x0b
*/
/**
* struct a8293_platform_data - Platform data for the a8293 driver
* @dvb_frontend: DVB frontend.
*/
struct a8293_platform_data {
struct dvb_frontend *dvb_frontend;
};
struct a8293_config {
u8 i2c_addr;
};
#if IS_REACHABLE(CONFIG_DVB_A8293)
extern struct dvb_frontend *a8293_attach(struct dvb_frontend *fe,
struct i2c_adapter *i2c, const struct a8293_config *cfg);
#else
static inline struct dvb_frontend *a8293_attach(struct dvb_frontend *fe,
struct i2c_adapter *i2c, const struct a8293_config *cfg)
{
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
return NULL;
}
#endif
#endif /* A8293_H */