diff options
Diffstat (limited to 'drivers/media/dvb/frontends/stv0900_priv.h')
| -rw-r--r-- | drivers/media/dvb/frontends/stv0900_priv.h | 430 |
1 files changed, 430 insertions, 0 deletions
diff --git a/drivers/media/dvb/frontends/stv0900_priv.h b/drivers/media/dvb/frontends/stv0900_priv.h new file mode 100644 index 000000000000..762d5af62d7a --- /dev/null +++ b/drivers/media/dvb/frontends/stv0900_priv.h @@ -0,0 +1,430 @@ +/* + * 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 |