409 lines
9.9 KiB
C
409 lines
9.9 KiB
C
/*
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* stv0900_priv.h
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*
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* Driver for ST STV0900 satellite demodulator IC.
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*
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* Copyright (C) ST Microelectronics.
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* Copyright (C) 2009 NetUP Inc.
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* Copyright (C) 2009 Igor M. Liplianin <liplianin@netup.ru>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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*
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef STV0900_PRIV_H
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#define STV0900_PRIV_H
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#include <linux/i2c.h>
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#define ABS(X) ((X) < 0 ? (-1 * (X)) : (X))
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#define INRANGE(X, Y, Z) ((((X) <= (Y)) && ((Y) <= (Z))) \
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|| (((Z) <= (Y)) && ((Y) <= (X))) ? 1 : 0)
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#ifndef MAKEWORD
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#define MAKEWORD(X, Y) (((X) << 8) + (Y))
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#endif
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#define LSB(X) (((X) & 0xFF))
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#define MSB(Y) (((Y) >> 8) & 0xFF)
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#ifndef TRUE
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#define TRUE (1 == 1)
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#endif
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#ifndef FALSE
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#define FALSE (!TRUE)
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#endif
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#define dprintk(args...) \
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do { \
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if (stvdebug) \
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printk(KERN_DEBUG args); \
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} while (0)
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#define STV0900_MAXLOOKUPSIZE 500
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#define STV0900_BLIND_SEARCH_AGC2_TH 700
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#define STV0900_BLIND_SEARCH_AGC2_TH_CUT30 1400
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#define IQPOWER_THRESHOLD 30
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/* One point of the lookup table */
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struct stv000_lookpoint {
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s32 realval;/* real value */
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s32 regval;/* binary value */
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};
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/* Lookup table definition */
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struct stv0900_table{
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s32 size;/* Size of the lookup table */
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struct stv000_lookpoint table[STV0900_MAXLOOKUPSIZE];/* Lookup table */
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};
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enum fe_stv0900_error {
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STV0900_NO_ERROR = 0,
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STV0900_INVALID_HANDLE,
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STV0900_BAD_PARAMETER,
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STV0900_I2C_ERROR,
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STV0900_SEARCH_FAILED,
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};
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enum fe_stv0900_clock_type {
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STV0900_USE_REGISTERS_DEFAULT,
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STV0900_SERIAL_PUNCT_CLOCK,/*Serial punctured clock */
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STV0900_SERIAL_CONT_CLOCK,/*Serial continues clock */
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STV0900_PARALLEL_PUNCT_CLOCK,/*Parallel punctured clock */
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STV0900_DVBCI_CLOCK/*Parallel continues clock : DVBCI */
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};
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enum fe_stv0900_search_state {
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STV0900_SEARCH = 0,
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STV0900_PLH_DETECTED,
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STV0900_DVBS2_FOUND,
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STV0900_DVBS_FOUND
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};
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enum fe_stv0900_ldpc_state {
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STV0900_PATH1_OFF_PATH2_OFF = 0,
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STV0900_PATH1_ON_PATH2_OFF = 1,
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STV0900_PATH1_OFF_PATH2_ON = 2,
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STV0900_PATH1_ON_PATH2_ON = 3
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};
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enum fe_stv0900_signal_type {
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STV0900_NOAGC1 = 0,
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STV0900_AGC1OK,
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STV0900_NOTIMING,
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STV0900_ANALOGCARRIER,
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STV0900_TIMINGOK,
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STV0900_NOAGC2,
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STV0900_AGC2OK,
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STV0900_NOCARRIER,
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STV0900_CARRIEROK,
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STV0900_NODATA,
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STV0900_DATAOK,
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STV0900_OUTOFRANGE,
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STV0900_RANGEOK
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};
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enum fe_stv0900_demod_num {
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STV0900_DEMOD_1,
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STV0900_DEMOD_2
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};
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enum fe_stv0900_tracking_standard {
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STV0900_DVBS1_STANDARD,/* Found Standard*/
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STV0900_DVBS2_STANDARD,
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STV0900_DSS_STANDARD,
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STV0900_TURBOCODE_STANDARD,
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STV0900_UNKNOWN_STANDARD
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};
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enum fe_stv0900_search_standard {
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STV0900_AUTO_SEARCH,
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STV0900_SEARCH_DVBS1,/* Search Standard*/
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STV0900_SEARCH_DVBS2,
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STV0900_SEARCH_DSS,
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STV0900_SEARCH_TURBOCODE
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};
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enum fe_stv0900_search_algo {
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STV0900_BLIND_SEARCH,/* offset freq and SR are Unknown */
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STV0900_COLD_START,/* only the SR is known */
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STV0900_WARM_START/* offset freq and SR are known */
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};
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enum fe_stv0900_modulation {
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STV0900_QPSK,
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STV0900_8PSK,
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STV0900_16APSK,
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STV0900_32APSK,
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STV0900_UNKNOWN
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};
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enum fe_stv0900_modcode {
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STV0900_DUMMY_PLF,
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STV0900_QPSK_14,
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STV0900_QPSK_13,
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STV0900_QPSK_25,
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STV0900_QPSK_12,
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STV0900_QPSK_35,
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STV0900_QPSK_23,
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STV0900_QPSK_34,
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STV0900_QPSK_45,
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STV0900_QPSK_56,
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STV0900_QPSK_89,
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STV0900_QPSK_910,
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STV0900_8PSK_35,
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STV0900_8PSK_23,
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STV0900_8PSK_34,
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STV0900_8PSK_56,
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STV0900_8PSK_89,
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STV0900_8PSK_910,
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STV0900_16APSK_23,
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STV0900_16APSK_34,
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STV0900_16APSK_45,
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STV0900_16APSK_56,
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STV0900_16APSK_89,
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STV0900_16APSK_910,
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STV0900_32APSK_34,
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STV0900_32APSK_45,
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STV0900_32APSK_56,
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STV0900_32APSK_89,
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STV0900_32APSK_910,
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STV0900_MODCODE_UNKNOWN
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};
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enum fe_stv0900_fec {/*DVBS1, DSS and turbo code puncture rate*/
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STV0900_FEC_1_2 = 0,
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STV0900_FEC_2_3,
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STV0900_FEC_3_4,
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STV0900_FEC_4_5,/*for turbo code only*/
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STV0900_FEC_5_6,
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STV0900_FEC_6_7,/*for DSS only */
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STV0900_FEC_7_8,
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STV0900_FEC_8_9,/*for turbo code only*/
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STV0900_FEC_UNKNOWN
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};
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enum fe_stv0900_frame_length {
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STV0900_LONG_FRAME,
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STV0900_SHORT_FRAME
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};
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enum fe_stv0900_pilot {
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STV0900_PILOTS_OFF,
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STV0900_PILOTS_ON
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};
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enum fe_stv0900_rolloff {
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STV0900_35,
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STV0900_25,
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STV0900_20
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};
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enum fe_stv0900_search_iq {
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STV0900_IQ_AUTO,
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STV0900_IQ_AUTO_NORMAL_FIRST,
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STV0900_IQ_FORCE_NORMAL,
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STV0900_IQ_FORCE_SWAPPED
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};
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enum stv0900_iq_inversion {
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STV0900_IQ_NORMAL,
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STV0900_IQ_SWAPPED
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};
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enum fe_stv0900_diseqc_mode {
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STV0900_22KHZ_Continues = 0,
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STV0900_DISEQC_2_3_PWM = 2,
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STV0900_DISEQC_3_3_PWM = 3,
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STV0900_DISEQC_2_3_ENVELOP = 4,
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STV0900_DISEQC_3_3_ENVELOP = 5
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};
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enum fe_stv0900_demod_mode {
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STV0900_SINGLE = 0,
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STV0900_DUAL
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};
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struct stv0900_init_params{
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u32 dmd_ref_clk;/* Reference,Input clock for the demod in Hz */
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/* Demodulator Type (single demod or dual demod) */
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enum fe_stv0900_demod_mode demod_mode;
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enum fe_stv0900_rolloff rolloff;
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enum fe_stv0900_clock_type path1_ts_clock;
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u8 tun1_maddress;
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int tuner1_adc;
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int tuner1_type;
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/* IQ from the tuner1 to the demod */
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enum stv0900_iq_inversion tun1_iq_inv;
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enum fe_stv0900_clock_type path2_ts_clock;
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u8 tun2_maddress;
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int tuner2_adc;
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int tuner2_type;
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/* IQ from the tuner2 to the demod */
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enum stv0900_iq_inversion tun2_iq_inv;
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struct stv0900_reg *ts_config;
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};
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struct stv0900_search_params {
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enum fe_stv0900_demod_num path;/* Path Used demod1 or 2 */
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u32 frequency;/* Transponder frequency (in KHz) */
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u32 symbol_rate;/* Transponder symbol rate (in bds)*/
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u32 search_range;/* Range of the search (in Hz) */
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enum fe_stv0900_search_standard standard;
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enum fe_stv0900_modulation modulation;
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enum fe_stv0900_fec fec;
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enum fe_stv0900_modcode modcode;
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enum fe_stv0900_search_iq iq_inversion;
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enum fe_stv0900_search_algo search_algo;
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};
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struct stv0900_signal_info {
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int locked;/* Transponder locked */
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u32 frequency;/* Transponder frequency (in KHz) */
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u32 symbol_rate;/* Transponder symbol rate (in Mbds) */
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enum fe_stv0900_tracking_standard standard;
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enum fe_stv0900_fec fec;
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enum fe_stv0900_modcode modcode;
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enum fe_stv0900_modulation modulation;
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enum fe_stv0900_pilot pilot;
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enum fe_stv0900_frame_length frame_len;
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enum stv0900_iq_inversion spectrum;
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enum fe_stv0900_rolloff rolloff;
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s32 Power;/* Power of the RF signal (dBm) */
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s32 C_N;/* Carrier to noise ratio (dB x10)*/
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u32 BER;/* Bit error rate (x10^7) */
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};
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struct stv0900_internal{
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s32 quartz;
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s32 mclk;
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/* manual RollOff for DVBS1/DSS only */
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enum fe_stv0900_rolloff rolloff;
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/* Demodulator use for single demod or for dual demod) */
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enum fe_stv0900_demod_mode demod_mode;
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/*Demods */
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s32 freq[2];
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s32 bw[2];
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s32 symbol_rate[2];
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s32 srch_range[2];
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/* for software/auto tuner */
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int tuner_type[2];
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/* algorithm for search Blind, Cold or Warm*/
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enum fe_stv0900_search_algo srch_algo[2];
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/* search standard: Auto, DVBS1/DSS only or DVBS2 only*/
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enum fe_stv0900_search_standard srch_standard[2];
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/* inversion search : auto, auto norma first, normal or inverted */
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enum fe_stv0900_search_iq srch_iq_inv[2];
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enum fe_stv0900_modcode modcode[2];
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enum fe_stv0900_modulation modulation[2];
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enum fe_stv0900_fec fec[2];
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struct stv0900_signal_info result[2];
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enum fe_stv0900_error err[2];
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struct i2c_adapter *i2c_adap;
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u8 i2c_addr;
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u8 clkmode;/* 0 for CLKI, 2 for XTALI */
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u8 chip_id;
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struct stv0900_reg *ts_config;
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enum fe_stv0900_error errs;
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int dmds_used;
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};
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/* state for each demod */
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struct stv0900_state {
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/* pointer for internal params, one for each pair of demods */
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struct stv0900_internal *internal;
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struct i2c_adapter *i2c_adap;
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const struct stv0900_config *config;
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struct dvb_frontend frontend;
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int demod;
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};
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extern int stvdebug;
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extern s32 ge2comp(s32 a, s32 width);
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extern void stv0900_write_reg(struct stv0900_internal *i_params,
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u16 reg_addr, u8 reg_data);
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extern u8 stv0900_read_reg(struct stv0900_internal *i_params,
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u16 reg_addr);
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extern void stv0900_write_bits(struct stv0900_internal *i_params,
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u32 label, u8 val);
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extern u8 stv0900_get_bits(struct stv0900_internal *i_params,
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u32 label);
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extern int stv0900_get_demod_lock(struct stv0900_internal *i_params,
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enum fe_stv0900_demod_num demod, s32 time_out);
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extern int stv0900_check_signal_presence(struct stv0900_internal *i_params,
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enum fe_stv0900_demod_num demod);
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extern enum fe_stv0900_signal_type stv0900_algo(struct dvb_frontend *fe);
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extern void stv0900_set_tuner(struct dvb_frontend *fe, u32 frequency,
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u32 bandwidth);
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extern void stv0900_set_bandwidth(struct dvb_frontend *fe, u32 bandwidth);
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extern void stv0900_start_search(struct stv0900_internal *i_params,
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enum fe_stv0900_demod_num demod);
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extern u8 stv0900_get_optim_carr_loop(s32 srate,
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enum fe_stv0900_modcode modcode,
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s32 pilot, u8 chip_id);
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extern u8 stv0900_get_optim_short_carr_loop(s32 srate,
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enum fe_stv0900_modulation modulation,
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u8 chip_id);
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extern void stv0900_stop_all_s2_modcod(struct stv0900_internal *i_params,
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enum fe_stv0900_demod_num demod);
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extern void stv0900_activate_s2_modcod(struct stv0900_internal *i_params,
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enum fe_stv0900_demod_num demod);
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extern void stv0900_activate_s2_modcod_single(struct stv0900_internal *i_params,
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enum fe_stv0900_demod_num demod);
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extern enum
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fe_stv0900_tracking_standard stv0900_get_standard(struct dvb_frontend *fe,
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enum fe_stv0900_demod_num demod);
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extern u32
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stv0900_get_freq_auto(struct stv0900_internal *intp, int demod);
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extern void
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stv0900_set_tuner_auto(struct stv0900_internal *intp, u32 Frequency,
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u32 Bandwidth, int demod);
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#endif
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