Release 4.11 drivers/media/dvb-frontends/s5h1411.h

/*
    Samsung S5H1411 VSB/QAM demodulator driver

    Copyright (C) 2008 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 __S5H1411_H__

#define __S5H1411_H__

#include <linux/dvb/frontend.h>


#define S5H1411_I2C_TOP_ADDR (0x32 >> 1)

#define S5H1411_I2C_QAM_ADDR (0x34 >> 1)


struct s5h1411_config {

	/* serial/parallel output */

#define S5H1411_PARALLEL_OUTPUT 0

#define S5H1411_SERIAL_OUTPUT   1
	
u8 output_mode;

	/* GPIO Setting */

#define S5H1411_GPIO_OFF 0

#define S5H1411_GPIO_ON  1
	
u8 gpio;

	/* MPEG signal timing */

#define S5H1411_MPEGTIMING_CONTINOUS_INVERTING_CLOCK       0

#define S5H1411_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK    1

#define S5H1411_MPEGTIMING_NONCONTINOUS_INVERTING_CLOCK    2

#define S5H1411_MPEGTIMING_NONCONTINOUS_NONINVERTING_CLOCK 3
	
u16 mpeg_timing;

	/* IF Freq for QAM and VSB in KHz */

#define S5H1411_IF_3250  3250

#define S5H1411_IF_3500  3500

#define S5H1411_IF_4000  4000

#define S5H1411_IF_5380  5380

#define S5H1411_IF_44000 44000

#define S5H1411_VSB_IF_DEFAULT S5H1411_IF_44000

#define S5H1411_QAM_IF_DEFAULT S5H1411_IF_44000
	
u16 qam_if;
	
u16 vsb_if;

	/* Spectral Inversion */

#define S5H1411_INVERSION_OFF 0

#define S5H1411_INVERSION_ON  1
	
u8 inversion;

	/* Return lock status based on tuner lock, or demod lock */

#define S5H1411_TUNERLOCKING 0

#define S5H1411_DEMODLOCKING 1
	
u8 status_mode;
};

#if IS_REACHABLE(CONFIG_DVB_S5H1411)
extern struct dvb_frontend *s5h1411_attach(const struct s5h1411_config *config,
					   struct i2c_adapter *i2c);
#else


static inline struct dvb_frontend *s5h1411_attach(
	const struct s5h1411_config *config,
	struct i2c_adapter *i2c)
{
	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
	return NULL;
}
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#endif /* CONFIG_DVB_S5H1411 */

#endif /* __S5H1411_H__ */
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Directory: drivers/media/dvb-frontends

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