[linux-2.6-block.git] / drivers / media / tuners / mt2131.h

/*
 *  Driver for Microtune MT2131 "QAM/8VSB single chip tuner"
 *
 *  Copyright (c) 2006 Steven Toth <stoth@linuxtv.org>
 *
 *  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 __MT2131_H__
#define __MT2131_H__

struct dvb_frontend;
struct i2c_adapter;

struct mt2131_config {
	u8 i2c_address;
	u8 clock_out; /* 0 = off, 1 = CLK/4, 2 = CLK/2, 3 = CLK/1 */
};

#if IS_REACHABLE(CONFIG_MEDIA_TUNER_MT2131)
extern struct dvb_frontend* mt2131_attach(struct dvb_frontend *fe,
					  struct i2c_adapter *i2c,
					  struct mt2131_config *cfg,
					  u16 if1);
#else
static inline struct dvb_frontend* mt2131_attach(struct dvb_frontend *fe,
						 struct i2c_adapter *i2c,
						 struct mt2131_config *cfg,
						 u16 if1)
{
	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
	return NULL;
}
#endif /* CONFIG_MEDIA_TUNER_MT2131 */

#endif /* __MT2131_H__ */
Commit	Line	Data
f47623a0 ST	1	/*
	2	* Driver for Microtune MT2131 "QAM/8VSB single chip tuner"
	3	*
6d897616	4	* Copyright (c) 2006 Steven Toth <stoth@linuxtv.org>
f47623a0 ST	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	#ifndef __MT2131_H__
	23	#define __MT2131_H__
	24
	25	struct dvb_frontend;
	26	struct i2c_adapter;
	27
	28	struct mt2131_config {
	29	u8 i2c_address;
	30	u8 clock_out; /* 0 = off, 1 = CLK/4, 2 = CLK/2, 3 = CLK/1 */
	31	};
	32
9b174527	33	#if IS_REACHABLE(CONFIG_MEDIA_TUNER_MT2131)
f47623a0 ST	34	extern struct dvb_frontend* mt2131_attach(struct dvb_frontend *fe,
	35	struct i2c_adapter *i2c,
	36	struct mt2131_config *cfg,
	37	u16 if1);
	38	#else
	39	static inline struct dvb_frontend* mt2131_attach(struct dvb_frontend *fe,
	40	struct i2c_adapter *i2c,
	41	struct mt2131_config *cfg,
	42	u16 if1)
	43	{
271ddbf7	44	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
f47623a0 ST	45	return NULL;
f47623a0 ST	46	}
149ef72d	47	#endif /* CONFIG_MEDIA_TUNER_MT2131 */
f47623a0	48
3873dd04	49	#endif /* __MT2131_H__ */