[mirror_ubuntu-artful-kernel.git] / drivers / media / dvb-frontends / lnbp22.h

/*
 * lnbp22.h - driver for lnb supply and control ic lnbp22
 *
 * Copyright (C) 2006 Dominik Kuhlen
 * Based on lnbp21.h
 *
 * 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.
 *
 * To obtain the license, point your browser to
 * http://www.gnu.org/copyleft/gpl.html
 *
 *
 * the project's page is at https://linuxtv.org
 */

#ifndef _LNBP22_H
#define _LNBP22_H

/* Enable */
#define LNBP22_EN	  0x10
/* Voltage selection */
#define LNBP22_VSEL	0x02
/* Plus 1 Volt Bit */
#define LNBP22_LLC	0x01

#include <linux/dvb/frontend.h>

#if IS_REACHABLE(CONFIG_DVB_LNBP22)
/*
 * override_set and override_clear control which system register bits (above)
 * to always set & clear
 */
extern struct dvb_frontend *lnbp22_attach(struct dvb_frontend *fe,
						struct i2c_adapter *i2c);
#else
static inline struct dvb_frontend *lnbp22_attach(struct dvb_frontend *fe,
						struct i2c_adapter *i2c)
{
	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
	return NULL;
}
#endif /* CONFIG_DVB_LNBP22 */

#endif /* _LNBP22_H */
Commit	Line	Data
4e2c53fd IL	1	/*
	2	* lnbp22.h - driver for lnb supply and control ic lnbp22
	3	*
	4	* Copyright (C) 2006 Dominik Kuhlen
	5	* Based on lnbp21.h
	6	*
	7	* This program is free software; you can redistribute it and/or
	8	* modify it under the terms of the GNU General Public License
	9	* as published by the Free Software Foundation; either version 2
	10	* of the License, or (at your option) any later version.
	11	*
	12	*
	13	* This program is distributed in the hope that it will be useful,
	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	16	* GNU General Public License for more details.
	17	*
bcb63314 SA	18	* To obtain the license, point your browser to
bcb63314 SA	19	* http://www.gnu.org/copyleft/gpl.html
4e2c53fd IL	20	*
4e2c53fd IL	21	*
991ce92f	22	* the project's page is at https://linuxtv.org
4e2c53fd IL	23	*/
	24
	25	#ifndef _LNBP22_H
	26	#define _LNBP22_H
	27
	28	/* Enable */
	29	#define LNBP22_EN 0x10
	30	/* Voltage selection */
	31	#define LNBP22_VSEL 0x02
	32	/* Plus 1 Volt Bit */
	33	#define LNBP22_LLC 0x01
	34
	35	#include <linux/dvb/frontend.h>
	36
9b174527	37	#if IS_REACHABLE(CONFIG_DVB_LNBP22)
4e2c53fd IL	38	/*
	39	* override_set and override_clear control which system register bits (above)
	40	* to always set & clear
	41	*/
	42	extern struct dvb_frontend lnbp22_attach(struct dvb_frontend fe,
	43	struct i2c_adapter *i2c);
	44	#else
	45	static inline struct dvb_frontend lnbp22_attach(struct dvb_frontend fe,
	46	struct i2c_adapter *i2c)
	47	{
	48	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
	49	return NULL;
	50	}
	51	#endif /* CONFIG_DVB_LNBP22 */
	52
	53	#endif /* _LNBP22_H */