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linux/drivers/media/dvb-frontends/s5h1411.h
Thomas Gleixner 74ba9207e1 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 61
Based on 1 normalized pattern(s):

  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

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 441 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Michael Ellerman <mpe@ellerman.id.au> (powerpc)
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190520071858.739733335@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-24 17:36:45 +02:00

73 lines
1.8 KiB
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
Samsung S5H1411 VSB/QAM demodulator driver
Copyright (C) 2008 Steven Toth <stoth@linuxtv.org>
*/
#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_CONTINUOUS_INVERTING_CLOCK 0
#define S5H1411_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK 1
#define S5H1411_MPEGTIMING_NONCONTINUOUS_INVERTING_CLOCK 2
#define S5H1411_MPEGTIMING_NONCONTINUOUS_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__ */