[deliverable/linux.git] / drivers / media / dvb-frontends / tda826x.h

  /*
     Driver for Philips tda8262/tda8263 DVBS Silicon tuners

     (c) 2006 Andrew de Quincey

     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 __DVB_TDA826X_H__
#define __DVB_TDA826X_H__

#include <linux/i2c.h>
#include "dvb_frontend.h"

/**
 * Attach a tda826x tuner to the supplied frontend structure.
 *
 * @param fe Frontend to attach to.
 * @param addr i2c address of the tuner.
 * @param i2c i2c adapter to use.
 * @param has_loopthrough Set to 1 if the card has a loopthrough RF connector.
 * @return FE pointer on success, NULL on failure.
 */
#if IS_REACHABLE(CONFIG_DVB_TDA826X)
extern struct dvb_frontend* tda826x_attach(struct dvb_frontend *fe, int addr,
					   struct i2c_adapter *i2c,
					   int has_loopthrough);
#else
static inline struct dvb_frontend* tda826x_attach(struct dvb_frontend *fe,
						  int addr,
						  struct i2c_adapter *i2c,
						  int has_loopthrough)
{
	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
	return NULL;
}
#endif // CONFIG_DVB_TDA826X

#endif // __DVB_TDA826X_H__
Commit	Line	Data
6bca3580 AQ	1	/*
	2	Driver for Philips tda8262/tda8263 DVBS Silicon tuners
	3
	4	(c) 2006 Andrew de Quincey
	5
	6	This program is free software; you can redistribute it and/or modify
	7	it under the terms of the GNU General Public License as published by
	8	the Free Software Foundation; either version 2 of the License, or
	9	(at your option) any later version.
	10
	11	This program is distributed in the hope that it will be useful,
	12	but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14
	15	GNU General Public License for more details.
	16
	17	You should have received a copy of the GNU General Public License
	18	along with this program; if not, write to the Free Software
	19	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
	20
	21	*/
	22
	23	#ifndef __DVB_TDA826X_H__
	24	#define __DVB_TDA826X_H__
	25
	26	#include <linux/i2c.h>
	27	#include "dvb_frontend.h"
	28
	29	/**
	30	* Attach a tda826x tuner to the supplied frontend structure.
	31	*
	32	* @param fe Frontend to attach to.
	33	* @param addr i2c address of the tuner.
	34	* @param i2c i2c adapter to use.
	35	* @param has_loopthrough Set to 1 if the card has a loopthrough RF connector.
	36	* @return FE pointer on success, NULL on failure.
	37	*/
9b174527	38	#if IS_REACHABLE(CONFIG_DVB_TDA826X)
c071fab4 MK	39	extern struct dvb_frontend* tda826x_attach(struct dvb_frontend *fe, int addr,
	40	struct i2c_adapter *i2c,
	41	int has_loopthrough);
	42	#else
	43	static inline struct dvb_frontend* tda826x_attach(struct dvb_frontend *fe,
	44	int addr,
	45	struct i2c_adapter *i2c,
	46	int has_loopthrough)
	47	{
271ddbf7	48	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
c071fab4 MK	49	return NULL;
	50	}
	51	#endif // CONFIG_DVB_TDA826X
	52
	53	#endif // __DVB_TDA826X_H__