V4L/DVB (10802): Add more headers for ST STV0900 dual demodulator.

Signed-off-by: Igor M. Liplianin <liplianin@netup.ru>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

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 00000000000..28350fbeb08
--- /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))
+
+extern int debug;
+
+#define dprintk(args...) \
+	do { \
+		if (debug) \
+			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