431 lines
10 KiB
C
431 lines
10 KiB
C
/*
|
|
* stv0900_priv.h
|
|
*
|
|
* Driver for ST STV0900 satellite demodulator IC.
|
|
*
|
|
* Copyright (C) ST Microelectronics.
|
|
* Copyright (C) 2009 NetUP Inc.
|
|
* Copyright (C) 2009 Igor M. Liplianin <liplianin@netup.ru>
|
|
*
|
|
* 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 STV0900_PRIV_H
|
|
#define STV0900_PRIV_H
|
|
|
|
#include <linux/i2c.h>
|
|
|
|
#define ABS(X) ((X) < 0 ? (-1 * (X)) : (X))
|
|
#define INRANGE(X, Y, Z) ((((X) <= (Y)) && ((Y) <= (Z))) \
|
|
|| (((Z) <= (Y)) && ((Y) <= (X))) ? 1 : 0)
|
|
|
|
#ifndef MAKEWORD
|
|
#define MAKEWORD(X, Y) (((X) << 8) + (Y))
|
|
#endif
|
|
|
|
#define LSB(X) (((X) & 0xFF))
|
|
#define MSB(Y) (((Y) >> 8) & 0xFF)
|
|
|
|
#ifndef TRUE
|
|
#define TRUE (1 == 1)
|
|
#endif
|
|
#ifndef FALSE
|
|
#define FALSE (!TRUE)
|
|
#endif
|
|
|
|
#define dmd_reg(a, b, c) \
|
|
do { \
|
|
a = 0; \
|
|
switch (demod) { \
|
|
case STV0900_DEMOD_1: \
|
|
default: \
|
|
a = b; \
|
|
break; \
|
|
case STV0900_DEMOD_2: \
|
|
a = c; \
|
|
break; \
|
|
} \
|
|
} while (0)
|
|
|
|
#define dmd_choose(a, b) (demod = STV0900_DEMOD_2 ? b : a))
|
|
|
|
static int stvdebug;
|
|
|
|
#define dprintk(args...) \
|
|
do { \
|
|
if (stvdebug) \
|
|
printk(KERN_DEBUG args); \
|
|
} while (0)
|
|
|
|
#define STV0900_MAXLOOKUPSIZE 500
|
|
#define STV0900_BLIND_SEARCH_AGC2_TH 700
|
|
|
|
/* One point of the lookup table */
|
|
struct stv000_lookpoint {
|
|
s32 realval;/* real value */
|
|
s32 regval;/* binary value */
|
|
};
|
|
|
|
/* Lookup table definition */
|
|
struct stv0900_table{
|
|
s32 size;/* Size of the lookup table */
|
|
struct stv000_lookpoint table[STV0900_MAXLOOKUPSIZE];/* Lookup table */
|
|
};
|
|
|
|
enum fe_stv0900_error {
|
|
STV0900_NO_ERROR = 0,
|
|
STV0900_INVALID_HANDLE,
|
|
STV0900_BAD_PARAMETER,
|
|
STV0900_I2C_ERROR,
|
|
STV0900_SEARCH_FAILED,
|
|
};
|
|
|
|
enum fe_stv0900_clock_type {
|
|
STV0900_USE_REGISTERS_DEFAULT,
|
|
STV0900_SERIAL_PUNCT_CLOCK,/*Serial punctured clock */
|
|
STV0900_SERIAL_CONT_CLOCK,/*Serial continues clock */
|
|
STV0900_PARALLEL_PUNCT_CLOCK,/*Parallel punctured clock */
|
|
STV0900_DVBCI_CLOCK/*Parallel continues clock : DVBCI */
|
|
};
|
|
|
|
enum fe_stv0900_search_state {
|
|
STV0900_SEARCH = 0,
|
|
STV0900_PLH_DETECTED,
|
|
STV0900_DVBS2_FOUND,
|
|
STV0900_DVBS_FOUND
|
|
|
|
};
|
|
|
|
enum fe_stv0900_ldpc_state {
|
|
STV0900_PATH1_OFF_PATH2_OFF = 0,
|
|
STV0900_PATH1_ON_PATH2_OFF = 1,
|
|
STV0900_PATH1_OFF_PATH2_ON = 2,
|
|
STV0900_PATH1_ON_PATH2_ON = 3
|
|
};
|
|
|
|
enum fe_stv0900_signal_type {
|
|
STV0900_NOAGC1 = 0,
|
|
STV0900_AGC1OK,
|
|
STV0900_NOTIMING,
|
|
STV0900_ANALOGCARRIER,
|
|
STV0900_TIMINGOK,
|
|
STV0900_NOAGC2,
|
|
STV0900_AGC2OK,
|
|
STV0900_NOCARRIER,
|
|
STV0900_CARRIEROK,
|
|
STV0900_NODATA,
|
|
STV0900_DATAOK,
|
|
STV0900_OUTOFRANGE,
|
|
STV0900_RANGEOK
|
|
};
|
|
|
|
enum fe_stv0900_demod_num {
|
|
STV0900_DEMOD_1,
|
|
STV0900_DEMOD_2
|
|
};
|
|
|
|
enum fe_stv0900_tracking_standard {
|
|
STV0900_DVBS1_STANDARD,/* Found Standard*/
|
|
STV0900_DVBS2_STANDARD,
|
|
STV0900_DSS_STANDARD,
|
|
STV0900_TURBOCODE_STANDARD,
|
|
STV0900_UNKNOWN_STANDARD
|
|
};
|
|
|
|
enum fe_stv0900_search_standard {
|
|
STV0900_AUTO_SEARCH,
|
|
STV0900_SEARCH_DVBS1,/* Search Standard*/
|
|
STV0900_SEARCH_DVBS2,
|
|
STV0900_SEARCH_DSS,
|
|
STV0900_SEARCH_TURBOCODE
|
|
};
|
|
|
|
enum fe_stv0900_search_algo {
|
|
STV0900_BLIND_SEARCH,/* offset freq and SR are Unknown */
|
|
STV0900_COLD_START,/* only the SR is known */
|
|
STV0900_WARM_START/* offset freq and SR are known */
|
|
};
|
|
|
|
enum fe_stv0900_modulation {
|
|
STV0900_QPSK,
|
|
STV0900_8PSK,
|
|
STV0900_16APSK,
|
|
STV0900_32APSK,
|
|
STV0900_UNKNOWN
|
|
};
|
|
|
|
enum fe_stv0900_modcode {
|
|
STV0900_DUMMY_PLF,
|
|
STV0900_QPSK_14,
|
|
STV0900_QPSK_13,
|
|
STV0900_QPSK_25,
|
|
STV0900_QPSK_12,
|
|
STV0900_QPSK_35,
|
|
STV0900_QPSK_23,
|
|
STV0900_QPSK_34,
|
|
STV0900_QPSK_45,
|
|
STV0900_QPSK_56,
|
|
STV0900_QPSK_89,
|
|
STV0900_QPSK_910,
|
|
STV0900_8PSK_35,
|
|
STV0900_8PSK_23,
|
|
STV0900_8PSK_34,
|
|
STV0900_8PSK_56,
|
|
STV0900_8PSK_89,
|
|
STV0900_8PSK_910,
|
|
STV0900_16APSK_23,
|
|
STV0900_16APSK_34,
|
|
STV0900_16APSK_45,
|
|
STV0900_16APSK_56,
|
|
STV0900_16APSK_89,
|
|
STV0900_16APSK_910,
|
|
STV0900_32APSK_34,
|
|
STV0900_32APSK_45,
|
|
STV0900_32APSK_56,
|
|
STV0900_32APSK_89,
|
|
STV0900_32APSK_910,
|
|
STV0900_MODCODE_UNKNOWN
|
|
};
|
|
|
|
enum fe_stv0900_fec {/*DVBS1, DSS and turbo code puncture rate*/
|
|
STV0900_FEC_1_2 = 0,
|
|
STV0900_FEC_2_3,
|
|
STV0900_FEC_3_4,
|
|
STV0900_FEC_4_5,/*for turbo code only*/
|
|
STV0900_FEC_5_6,
|
|
STV0900_FEC_6_7,/*for DSS only */
|
|
STV0900_FEC_7_8,
|
|
STV0900_FEC_8_9,/*for turbo code only*/
|
|
STV0900_FEC_UNKNOWN
|
|
};
|
|
|
|
enum fe_stv0900_frame_length {
|
|
STV0900_LONG_FRAME,
|
|
STV0900_SHORT_FRAME
|
|
};
|
|
|
|
enum fe_stv0900_pilot {
|
|
STV0900_PILOTS_OFF,
|
|
STV0900_PILOTS_ON
|
|
};
|
|
|
|
enum fe_stv0900_rolloff {
|
|
STV0900_35,
|
|
STV0900_25,
|
|
STV0900_20
|
|
};
|
|
|
|
enum fe_stv0900_search_iq {
|
|
STV0900_IQ_AUTO,
|
|
STV0900_IQ_AUTO_NORMAL_FIRST,
|
|
STV0900_IQ_FORCE_NORMAL,
|
|
STV0900_IQ_FORCE_SWAPPED
|
|
};
|
|
|
|
enum stv0900_iq_inversion {
|
|
STV0900_IQ_NORMAL,
|
|
STV0900_IQ_SWAPPED
|
|
};
|
|
|
|
enum fe_stv0900_diseqc_mode {
|
|
STV0900_22KHZ_Continues = 0,
|
|
STV0900_DISEQC_2_3_PWM = 2,
|
|
STV0900_DISEQC_3_3_PWM = 3,
|
|
STV0900_DISEQC_2_3_ENVELOP = 4,
|
|
STV0900_DISEQC_3_3_ENVELOP = 5
|
|
};
|
|
|
|
enum fe_stv0900_demod_mode {
|
|
STV0900_SINGLE = 0,
|
|
STV0900_DUAL
|
|
};
|
|
|
|
struct stv0900_init_params{
|
|
u32 dmd_ref_clk;/* Refrence,Input clock for the demod in Hz */
|
|
|
|
/* Demodulator Type (single demod or dual demod) */
|
|
enum fe_stv0900_demod_mode demod_mode;
|
|
enum fe_stv0900_rolloff rolloff;
|
|
enum fe_stv0900_clock_type path1_ts_clock;
|
|
|
|
u8 tun1_maddress;
|
|
int tuner1_adc;
|
|
|
|
/* IQ from the tuner1 to the demod */
|
|
enum stv0900_iq_inversion tun1_iq_inversion;
|
|
enum fe_stv0900_clock_type path2_ts_clock;
|
|
|
|
u8 tun2_maddress;
|
|
int tuner2_adc;
|
|
|
|
/* IQ from the tuner2 to the demod */
|
|
enum stv0900_iq_inversion tun2_iq_inversion;
|
|
};
|
|
|
|
struct stv0900_search_params {
|
|
enum fe_stv0900_demod_num path;/* Path Used demod1 or 2 */
|
|
|
|
u32 frequency;/* Transponder frequency (in KHz) */
|
|
u32 symbol_rate;/* Transponder symbol rate (in bds)*/
|
|
u32 search_range;/* Range of the search (in Hz) */
|
|
|
|
enum fe_stv0900_search_standard standard;
|
|
enum fe_stv0900_modulation modulation;
|
|
enum fe_stv0900_fec fec;
|
|
enum fe_stv0900_modcode modcode;
|
|
enum fe_stv0900_search_iq iq_inversion;
|
|
enum fe_stv0900_search_algo search_algo;
|
|
|
|
};
|
|
|
|
struct stv0900_signal_info {
|
|
int locked;/* Transponder locked */
|
|
u32 frequency;/* Transponder frequency (in KHz) */
|
|
u32 symbol_rate;/* Transponder symbol rate (in Mbds) */
|
|
|
|
enum fe_stv0900_tracking_standard standard;
|
|
enum fe_stv0900_fec fec;
|
|
enum fe_stv0900_modcode modcode;
|
|
enum fe_stv0900_modulation modulation;
|
|
enum fe_stv0900_pilot pilot;
|
|
enum fe_stv0900_frame_length frame_length;
|
|
enum stv0900_iq_inversion spectrum;
|
|
enum fe_stv0900_rolloff rolloff;
|
|
|
|
s32 Power;/* Power of the RF signal (dBm) */
|
|
s32 C_N;/* Carrier to noise ratio (dB x10)*/
|
|
u32 BER;/* Bit error rate (x10^7) */
|
|
|
|
};
|
|
|
|
struct stv0900_internal{
|
|
s32 quartz;
|
|
s32 mclk;
|
|
/* manual RollOff for DVBS1/DSS only */
|
|
enum fe_stv0900_rolloff rolloff;
|
|
/* Demodulator use for single demod or for dual demod) */
|
|
enum fe_stv0900_demod_mode demod_mode;
|
|
|
|
/*Demod 1*/
|
|
s32 tuner1_freq;
|
|
s32 tuner1_bw;
|
|
s32 dmd1_symbol_rate;
|
|
s32 dmd1_srch_range;
|
|
|
|
/* algorithm for search Blind, Cold or Warm*/
|
|
enum fe_stv0900_search_algo dmd1_srch_algo;
|
|
/* search standard: Auto, DVBS1/DSS only or DVBS2 only*/
|
|
enum fe_stv0900_search_standard dmd1_srch_standard;
|
|
/* inversion search : auto, auto norma first, normal or inverted */
|
|
enum fe_stv0900_search_iq dmd1_srch_iq_inv;
|
|
enum fe_stv0900_modcode dmd1_modcode;
|
|
enum fe_stv0900_modulation dmd1_modulation;
|
|
enum fe_stv0900_fec dmd1_fec;
|
|
|
|
struct stv0900_signal_info dmd1_rslts;
|
|
enum fe_stv0900_signal_type dmd1_state;
|
|
|
|
enum fe_stv0900_error dmd1_err;
|
|
|
|
/*Demod 2*/
|
|
s32 tuner2_freq;
|
|
s32 tuner2_bw;
|
|
s32 dmd2_symbol_rate;
|
|
s32 dmd2_srch_range;
|
|
|
|
enum fe_stv0900_search_algo dmd2_srch_algo;
|
|
enum fe_stv0900_search_standard dmd2_srch_stndrd;
|
|
/* inversion search : auto, auto normal first, normal or inverted */
|
|
enum fe_stv0900_search_iq dmd2_srch_iq_inv;
|
|
enum fe_stv0900_modcode dmd2_modcode;
|
|
enum fe_stv0900_modulation dmd2_modulation;
|
|
enum fe_stv0900_fec dmd2_fec;
|
|
|
|
/* results of the search*/
|
|
struct stv0900_signal_info dmd2_rslts;
|
|
/* current state of the search algorithm */
|
|
enum fe_stv0900_signal_type dmd2_state;
|
|
|
|
enum fe_stv0900_error dmd2_err;
|
|
|
|
struct i2c_adapter *i2c_adap;
|
|
u8 i2c_addr;
|
|
u8 clkmode;/* 0 for CLKI, 2 for XTALI */
|
|
u8 chip_id;
|
|
enum fe_stv0900_error errs;
|
|
int dmds_used;
|
|
};
|
|
|
|
/* state for each demod */
|
|
struct stv0900_state {
|
|
/* pointer for internal params, one for each pair of demods */
|
|
struct stv0900_internal *internal;
|
|
struct i2c_adapter *i2c_adap;
|
|
const struct stv0900_config *config;
|
|
struct dvb_frontend frontend;
|
|
int demod;
|
|
};
|
|
|
|
extern s32 ge2comp(s32 a, s32 width);
|
|
|
|
extern void stv0900_write_reg(struct stv0900_internal *i_params,
|
|
u16 reg_addr, u8 reg_data);
|
|
|
|
extern u8 stv0900_read_reg(struct stv0900_internal *i_params,
|
|
u16 reg_addr);
|
|
|
|
extern void stv0900_write_bits(struct stv0900_internal *i_params,
|
|
u32 label, u8 val);
|
|
|
|
extern u8 stv0900_get_bits(struct stv0900_internal *i_params,
|
|
u32 label);
|
|
|
|
extern int stv0900_get_demod_lock(struct stv0900_internal *i_params,
|
|
enum fe_stv0900_demod_num demod, s32 time_out);
|
|
extern int stv0900_check_signal_presence(struct stv0900_internal *i_params,
|
|
enum fe_stv0900_demod_num demod);
|
|
|
|
extern enum fe_stv0900_signal_type stv0900_algo(struct dvb_frontend *fe);
|
|
|
|
extern void stv0900_set_tuner(struct dvb_frontend *fe, u32 frequency,
|
|
u32 bandwidth);
|
|
extern void stv0900_set_bandwidth(struct dvb_frontend *fe, u32 bandwidth);
|
|
|
|
extern void stv0900_start_search(struct stv0900_internal *i_params,
|
|
enum fe_stv0900_demod_num demod);
|
|
|
|
extern u8 stv0900_get_optim_carr_loop(s32 srate,
|
|
enum fe_stv0900_modcode modcode,
|
|
s32 pilot, u8 chip_id);
|
|
|
|
extern u8 stv0900_get_optim_short_carr_loop(s32 srate,
|
|
enum fe_stv0900_modulation modulation,
|
|
u8 chip_id);
|
|
|
|
extern void stv0900_stop_all_s2_modcod(struct stv0900_internal *i_params,
|
|
enum fe_stv0900_demod_num demod);
|
|
|
|
extern void stv0900_activate_s2_modcode(struct stv0900_internal *i_params,
|
|
enum fe_stv0900_demod_num demod);
|
|
|
|
extern void stv0900_activate_s2_modcode_single(struct stv0900_internal *i_params,
|
|
enum fe_stv0900_demod_num demod);
|
|
|
|
extern enum fe_stv0900_tracking_standard stv0900_get_standard(struct dvb_frontend *fe,
|
|
enum fe_stv0900_demod_num demod);
|
|
|
|
#endif
|