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/*
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;
}
#endif /* CONFIG_DVB_S5H1411 */
#endif /* __S5H1411_H__ */
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