[mirror_ubuntu-artful-kernel.git] / drivers / media / dvb-frontends / mb86a20s.h

/*
 *   Fujitsu mb86a20s driver
 *
 *   Copyright (C) 2010 Mauro Carvalho Chehab
 *
 *   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 version 2.
 *
 *   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.
 */

#ifndef MB86A20S_H
#define MB86A20S_H

#include <linux/kconfig.h>
#include <linux/dvb/frontend.h>

/**
 * struct mb86a20s_config - Define the per-device attributes of the frontend
 *
 * @fclk:		Clock frequency. If zero, assumes the default
 *			(32.57142 Mhz)
 * @demod_address:	the demodulator's i2c address
 * @is_serial:		if true, TS is serial. Otherwise, TS is parallel
 */

struct mb86a20s_config {
	u32	fclk;
	u8	demod_address;
	bool	is_serial;
};

#if IS_REACHABLE(CONFIG_DVB_MB86A20S)
extern struct dvb_frontend *mb86a20s_attach(const struct mb86a20s_config *config,
					   struct i2c_adapter *i2c);
extern struct i2c_adapter *mb86a20s_get_tuner_i2c_adapter(struct dvb_frontend *);
#else
static inline struct dvb_frontend *mb86a20s_attach(
	const struct mb86a20s_config *config, struct i2c_adapter *i2c)
{
	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
	return NULL;
}
static struct i2c_adapter *
	mb86a20s_get_tuner_i2c_adapter(struct dvb_frontend *fe)
{
	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
	return NULL;
}
#endif

#endif /* MB86A20S */
Commit	Line	Data
b9ede79a MCC	1	/*
	2	* Fujitsu mb86a20s driver
	3	*
37e59f87	4	* Copyright (C) 2010 Mauro Carvalho Chehab
b9ede79a MCC	5	*
	6	* This program is free software; you can redistribute it and/or
	7	* modify it under the terms of the GNU General Public License as
	8	* published by the Free Software Foundation version 2.
	9	*
	10	* This program is distributed in the hope that it will be useful,
	11	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	12	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	13	* General Public License for more details.
	14	*/
	15
	16	#ifndef MB86A20S_H
	17	#define MB86A20S_H
	18
782d8b74	19	#include <linux/kconfig.h>
b9ede79a MCC	20	#include <linux/dvb/frontend.h>
	21
	22	/**
	23	* struct mb86a20s_config - Define the per-device attributes of the frontend
	24	*
0e4bbedd MCC	25	* @fclk: Clock frequency. If zero, assumes the default
0e4bbedd MCC	26	* (32.57142 Mhz)
b9ede79a	27	* @demod_address: the demodulator's i2c address
0e4bbedd	28	* @is_serial: if true, TS is serial. Otherwise, TS is parallel
b9ede79a MCC	29	*/
	30
	31	struct mb86a20s_config {
0e4bbedd MCC	32	u32 fclk;
	33	u8 demod_address;
	34	bool is_serial;
b9ede79a MCC	35	};
b9ede79a MCC	36
9b174527	37	#if IS_REACHABLE(CONFIG_DVB_MB86A20S)
b9ede79a MCC	38	extern struct dvb_frontend mb86a20s_attach(const struct mb86a20s_config config,
	39	struct i2c_adapter *i2c);
	40	extern struct i2c_adapter mb86a20s_get_tuner_i2c_adapter(struct dvb_frontend );
	41	#else
	42	static inline struct dvb_frontend *mb86a20s_attach(
	43	const struct mb86a20s_config config, struct i2c_adapter i2c)
	44	{
	45	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
	46	return NULL;
	47	}
	48	static struct i2c_adapter *
	49	mb86a20s_get_tuner_i2c_adapter(struct dvb_frontend *fe)
	50	{
	51	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
	52	return NULL;
	53	}
	54	#endif
	55
	56	#endif /* MB86A20S */