LXR linux/drivers/media/dvb-frontends/stv0299.h

   1/*
   2    Driver for ST STV0299 demodulator
   3
   4    Copyright (C) 2001-2002 Convergence Integrated Media GmbH
   5        <ralph@convergence.de>,
   6        <holger@convergence.de>,
   7        <js@convergence.de>
   8
   9
  10    Philips SU1278/SH
  11
  12    Copyright (C) 2002 by Peter Schildmann <peter.schildmann@web.de>
  13
  14
  15    LG TDQF-S001F
  16
  17    Copyright (C) 2002 Felix Domke <tmbinc@elitedvb.net>
  18                     & Andreas Oberritter <obi@linuxtv.org>
  19
  20
  21    Support for Samsung TBMU24112IMB used on Technisat SkyStar2 rev. 2.6B
  22
  23    Copyright (C) 2003 Vadim Catana <skystar@moldova.cc>:
  24
  25    Support for Philips SU1278 on Technotrend hardware
  26
  27    Copyright (C) 2004 Andrew de Quincey <adq_dvb@lidskialf.net>
  28
  29    This program is free software; you can redistribute it and/or modify
  30    it under the terms of the GNU General Public License as published by
  31    the Free Software Foundation; either version 2 of the License, or
  32    (at your option) any later version.
  33
  34    This program is distributed in the hope that it will be useful,
  35    but WITHOUT ANY WARRANTY; without even the implied warranty of
  36    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  37    GNU General Public License for more details.
  38
  39    You should have received a copy of the GNU General Public License
  40    along with this program; if not, write to the Free Software
  41    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  42
  43*/
  44
  45#ifndef STV0299_H
  46#define STV0299_H
  47
  48#include <linux/dvb/frontend.h>
  49#include "dvb_frontend.h"
  50
  51#define STV0299_LOCKOUTPUT_0  0
  52#define STV0299_LOCKOUTPUT_1  1
  53#define STV0299_LOCKOUTPUT_CF 2
  54#define STV0299_LOCKOUTPUT_LK 3
  55
  56#define STV0299_VOLT13_OP0 0
  57#define STV0299_VOLT13_OP1 1
  58
  59struct stv0299_config
  60{
  61        /* the demodulator's i2c address */
  62        u8 demod_address;
  63
  64        /* inittab - array of pairs of values.
  65         * First of each pair is the register, second is the value.
  66         * List should be terminated with an 0xff, 0xff pair.
  67         */
  68        const u8* inittab;
  69
  70        /* master clock to use */
  71        u32 mclk;
  72
  73        /* does the inversion require inversion? */
  74        u8 invert:1;
  75
  76        /* Skip reinitialisation? */
  77        u8 skip_reinit:1;
  78
  79        /* LOCK OUTPUT setting */
  80        u8 lock_output:2;
  81
  82        /* Is 13v controlled by OP0 or OP1? */
  83        u8 volt13_op0_op1:1;
  84
  85        /* Turn-off OP0? */
  86        u8 op0_off:1;
  87
  88        /* minimum delay before retuning */
  89        int min_delay_ms;
  90
  91        /* Set the symbol rate */
  92        int (*set_symbol_rate)(struct dvb_frontend *fe, u32 srate, u32 ratio);
  93
  94        /* Set device param to start dma */
  95        int (*set_ts_params)(struct dvb_frontend *fe, int is_punctured);
  96};
  97
  98#if IS_ENABLED(CONFIG_DVB_STV0299)
  99extern struct dvb_frontend *stv0299_attach(const struct stv0299_config *config,
 100                                           struct i2c_adapter *i2c);
 101#else
 102static inline struct dvb_frontend *stv0299_attach(const struct stv0299_config *config,
 103                                           struct i2c_adapter *i2c)
 104{
 105        printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
 106        return NULL;
 107}
 108#endif // CONFIG_DVB_STV0299
 109
 110static inline int stv0299_writereg(struct dvb_frontend *fe, u8 reg, u8 val) {
 111        int r = 0;
 112        u8 buf[] = {reg, val};
 113        if (fe->ops.write)
 114                r = fe->ops.write(fe, buf, 2);
 115        return r;
 116}
 117
 118#endif // STV0299_H
 119