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
  59 struct 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)
  99 extern struct dvb_frontend *stv0299_attach(const struct stv0299_config *config,
 100                                            struct i2c_adapter *i2c);
 101 #else
 102 static 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
 110 static 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