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/*
STB0899 Multistandard Frontend driver
Copyright (C) Manu Abraham (abraham.manu@gmail.com)
Copyright (C) ST Microelectronics
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 __STB0899_PRIV_H
#define __STB0899_PRIV_H
#include "dvb_frontend.h"
#include "stb0899_drv.h"
#define FE_ERROR 0
#define FE_NOTICE 1
#define FE_INFO 2
#define FE_DEBUG 3
#define FE_DEBUGREG 4
#define dprintk(x, y, z, format, arg...) do { \
if (z) { \
if ((x > FE_ERROR) && (x > y)) \
printk(KERN_ERR "%s: " format "\n", __func__ , ##arg); \
else if ((x > FE_NOTICE) && (x > y)) \
printk(KERN_NOTICE "%s: " format "\n", __func__ , ##arg); \
else if ((x > FE_INFO) && (x > y)) \
printk(KERN_INFO "%s: " format "\n", __func__ , ##arg); \
else if ((x > FE_DEBUG) && (x > y)) \
printk(KERN_DEBUG "%s: " format "\n", __func__ , ##arg); \
} else { \
if (x > y) \
printk(format, ##arg); \
} \
} while(0)
#define INRANGE(val, x, y) (((x <= val) && (val <= y)) || \
((y <= val) && (val <= x)) ? 1 : 0)
#define BYTE0 0
#define BYTE1 8
#define BYTE2 16
#define BYTE3 24
#define GETBYTE(x, y) (((x) >> (y)) & 0xff)
#define MAKEWORD32(a, b, c, d) (((a) << 24) | ((b) << 16) | ((c) << 8) | (d))
#define MAKEWORD16(a, b) (((a) << 8) | (b))
#define MIN(x, y) ((x) <= (y) ? (x) : (y))
#define MAX(x, y) ((x) >= (y) ? (x) : (y))
#define ABS(x) ((x) >= 0 ? (x) : -(x))
#define LSB(x) ((x & 0xff))
#define MSB(y) ((y >> 8) & 0xff)
#define STB0899_GETFIELD(bitf, val) ((val >> STB0899_OFFST_##bitf) & ((1 << STB0899_WIDTH_##bitf) - 1))
#define STB0899_SETFIELD(mask, val, width, offset) (mask & (~(((1 << width) - 1) << \
offset))) | ((val & \
((1 << width) - 1)) << offset)
#define STB0899_SETFIELD_VAL(bitf, mask, val) (mask = (mask & (~(((1 << STB0899_WIDTH_##bitf) - 1) <<\
STB0899_OFFST_##bitf))) | \
(val << STB0899_OFFST_##bitf))
enum stb0899_status {
NOAGC1 = 0,
AGC1OK,
NOTIMING,
ANALOGCARRIER,
TIMINGOK,
NOAGC2,
AGC2OK,
NOCARRIER,
CARRIEROK,
NODATA,
FALSELOCK,
DATAOK,
OUTOFRANGE,
RANGEOK,
DVBS2_DEMOD_LOCK,
DVBS2_DEMOD_NOLOCK,
DVBS2_FEC_LOCK,
DVBS2_FEC_NOLOCK
};
enum stb0899_modcod {
STB0899_DUMMY_PLF,
STB0899_QPSK_14,
STB0899_QPSK_13,
STB0899_QPSK_25,
STB0899_QPSK_12,
STB0899_QPSK_35,
STB0899_QPSK_23,
STB0899_QPSK_34,
STB0899_QPSK_45,
STB0899_QPSK_56,
STB0899_QPSK_89,
STB0899_QPSK_910,
STB0899_8PSK_35,
STB0899_8PSK_23,
STB0899_8PSK_34,
STB0899_8PSK_56,
STB0899_8PSK_89,
STB0899_8PSK_910,
STB0899_16APSK_23,
STB0899_16APSK_34,
STB0899_16APSK_45,
STB0899_16APSK_56,
STB0899_16APSK_89,
STB0899_16APSK_910,
STB0899_32APSK_34,
STB0899_32APSK_45,
STB0899_32APSK_56,
STB0899_32APSK_89,
STB0899_32APSK_910
};
enum stb0899_frame {
STB0899_LONG_FRAME,
STB0899_SHORT_FRAME
};
enum stb0899_alpha {
RRC_20,
RRC_25,
RRC_35
};
struct stb0899_tab {
s32 real;
s32 read;
};
enum stb0899_fec {
STB0899_FEC_1_2 = 13,
STB0899_FEC_2_3 = 18,
STB0899_FEC_3_4 = 21,
STB0899_FEC_5_6 = 24,
STB0899_FEC_6_7 = 25,
STB0899_FEC_7_8 = 26
};
struct stb0899_params {
u32 freq; /* Frequency */
u32 srate; /* Symbol rate */
enum dvbfe_fec fecrate;
};
struct stb0899_internal {
u32 master_clk;
u32 freq; /* Demod internal Frequency */
u32 srate; /* Demod internal Symbol rate */
enum stb0899_fec fecrate; /* Demod internal FEC rate */
u32 srch_range; /* Demod internal Search Range */
u32 sub_range; /* Demod current sub range (Hz) */
u32 tuner_step; /* Tuner step (Hz) */
u32 tuner_offst; /* Relative offset to carrier (Hz) */
u32 tuner_bw; /* Current bandwidth of the tuner (Hz) */
s32 mclk; /* Masterclock Divider factor (binary) */
s32 rolloff; /* Current RollOff of the filter (x100) */
s16 derot_freq; /* Current derotator frequency (Hz) */
s16 derot_percent;
s16 direction; /* Current derotator search direction */
s16 derot_step; /* Derotator step (binary value) */
s16 t_timing; /* Timing loop time constant (ms) */
s16 t_derot; /* Derotator time constant (ms) */
s16 t_data; /* Data recovery time constant (ms) */
s16 sub_dir; /* Direction of the next sub range */
s16 t_agc1; /* Agc1 time constant (ms) */
s16 t_agc2; /* Agc2 time constant (ms) */
u32 lock; /* Demod internal lock state */
enum stb0899_status status; /* Demod internal status */
/* DVB-S2 */
s32 agc_gain; /* RF AGC Gain */
s32 center_freq; /* Nominal carrier frequency */
s32 av_frame_coarse; /* Coarse carrier freq search frames */
s32 av_frame_fine; /* Fine carrier freq search frames */
s16 step_size; /* Carrier frequency search step size */
enum stb0899_alpha rrc_alpha;
enum stb0899_inversion inversion;
enum stb0899_modcod modcod;
u8 pilots; /* Pilots found */
enum stb0899_frame frame_length;
u8 v_status; /* VSTATUS */
u8 err_ctrl; /* ERRCTRLn */
};
struct stb0899_state {
struct i2c_adapter *i2c;
struct stb0899_config *config;
struct dvb_frontend frontend;
u32 verbose; /* Cached module verbosity level */
struct stb0899_internal internal; /* Device internal parameters */
/* cached params from API */
enum dvbfe_delsys delsys;
struct stb0899_params params;
u32 rx_freq; /* DiSEqC 2.0 receiver freq */
struct mutex search_lock;
};
/* stb0899.c */
extern int stb0899_read_reg(struct stb0899_state *state,
unsigned int reg);
extern u32 _stb0899_read_s2reg(struct stb0899_state *state,
u32 stb0899_i2cdev,
u32 stb0899_base_addr,
u16 stb0899_reg_offset);
extern int stb0899_read_regs(struct stb0899_state *state,
unsigned int reg, u8 *buf,
size_t count);
extern int stb0899_write_regs(struct stb0899_state *state,
unsigned int reg, u8 *data,
u32 count);
extern int stb0899_write_reg(struct stb0899_state *state,
unsigned int reg,
u8 data);
extern int stb0899_write_s2reg(struct stb0899_state *state,
u32 stb0899_i2cdev,
u32 stb0899_base_addr,
u16 stb0899_reg_offset,
u32 stb0899_data);
#define STB0899_READ_S2REG(DEVICE, REG) (_stb0899_read_s2reg(state, DEVICE, STB0899_BASE_##REG, STB0899_OFF0_##REG))
//#define STB0899_WRITE_S2REG(DEVICE, REG, DATA) (_stb0899_write_s2reg(state, DEVICE, STB0899_BASE_##REG, STB0899_OFF0_##REG, DATA))
/* stb0899_algo.c */
extern enum stb0899_status stb0899_dvbs_algo(struct stb0899_state *state);
extern enum stb0899_status stb0899_dvbs2_algo(struct stb0899_state *state);
extern long stb0899_carr_width(struct stb0899_state *state);
#endif //__STB0899_PRIV_H
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