264 lines
7.1 KiB
C
264 lines
7.1 KiB
C
/*
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STB0899 Multistandard Frontend driver
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Copyright (C) Manu Abraham (abraham.manu@gmail.com)
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Copyright (C) ST Microelectronics
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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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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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GNU General Public License for more details.
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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 __STB0899_PRIV_H
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#define __STB0899_PRIV_H
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#include "dvb_frontend.h"
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#include "stb0899_drv.h"
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#define FE_ERROR 0
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#define FE_NOTICE 1
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#define FE_INFO 2
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#define FE_DEBUG 3
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#define FE_DEBUGREG 4
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#define dprintk(x, y, z, format, arg...) do { \
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if (z) { \
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if ((*x > FE_ERROR) && (*x > y)) \
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printk(KERN_ERR "%s: " format "\n", __func__ , ##arg); \
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else if ((*x > FE_NOTICE) && (*x > y)) \
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printk(KERN_NOTICE "%s: " format "\n", __func__ , ##arg); \
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else if ((*x > FE_INFO) && (*x > y)) \
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printk(KERN_INFO "%s: " format "\n", __func__ , ##arg); \
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else if ((*x > FE_DEBUG) && (*x > y)) \
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printk(KERN_DEBUG "%s: " format "\n", __func__ , ##arg); \
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} else { \
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if (*x > y) \
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printk(format, ##arg); \
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} \
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} while(0)
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#define INRANGE(val, x, y) (((x <= val) && (val <= y)) || \
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((y <= val) && (val <= x)) ? 1 : 0)
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#define BYTE0 0
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#define BYTE1 8
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#define BYTE2 16
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#define BYTE3 24
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#define GETBYTE(x, y) (((x) >> (y)) & 0xff)
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#define MAKEWORD32(a, b, c, d) (((a) << 24) | ((b) << 16) | ((c) << 8) | (d))
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#define MAKEWORD16(a, b) (((a) << 8) | (b))
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#define LSB(x) ((x & 0xff))
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#define MSB(y) ((y >> 8) & 0xff)
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#define STB0899_GETFIELD(bitf, val) ((val >> STB0899_OFFST_##bitf) & ((1 << STB0899_WIDTH_##bitf) - 1))
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#define STB0899_SETFIELD(mask, val, width, offset) (mask & (~(((1 << width) - 1) << \
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offset))) | ((val & \
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((1 << width) - 1)) << offset)
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#define STB0899_SETFIELD_VAL(bitf, mask, val) (mask = (mask & (~(((1 << STB0899_WIDTH_##bitf) - 1) <<\
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STB0899_OFFST_##bitf))) | \
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(val << STB0899_OFFST_##bitf))
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enum stb0899_status {
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NOAGC1 = 0,
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AGC1OK,
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NOTIMING,
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ANALOGCARRIER,
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TIMINGOK,
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NOAGC2,
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AGC2OK,
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NOCARRIER,
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CARRIEROK,
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NODATA,
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FALSELOCK,
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DATAOK,
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OUTOFRANGE,
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RANGEOK,
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DVBS2_DEMOD_LOCK,
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DVBS2_DEMOD_NOLOCK,
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DVBS2_FEC_LOCK,
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DVBS2_FEC_NOLOCK
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};
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enum stb0899_modcod {
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STB0899_DUMMY_PLF,
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STB0899_QPSK_14,
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STB0899_QPSK_13,
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STB0899_QPSK_25,
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STB0899_QPSK_12,
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STB0899_QPSK_35,
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STB0899_QPSK_23,
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STB0899_QPSK_34,
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STB0899_QPSK_45,
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STB0899_QPSK_56,
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STB0899_QPSK_89,
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STB0899_QPSK_910,
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STB0899_8PSK_35,
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STB0899_8PSK_23,
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STB0899_8PSK_34,
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STB0899_8PSK_56,
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STB0899_8PSK_89,
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STB0899_8PSK_910,
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STB0899_16APSK_23,
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STB0899_16APSK_34,
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STB0899_16APSK_45,
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STB0899_16APSK_56,
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STB0899_16APSK_89,
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STB0899_16APSK_910,
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STB0899_32APSK_34,
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STB0899_32APSK_45,
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STB0899_32APSK_56,
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STB0899_32APSK_89,
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STB0899_32APSK_910
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};
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enum stb0899_frame {
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STB0899_LONG_FRAME,
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STB0899_SHORT_FRAME
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};
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enum stb0899_alpha {
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RRC_20,
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RRC_25,
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RRC_35
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};
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struct stb0899_tab {
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s32 real;
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s32 read;
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};
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enum stb0899_fec {
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STB0899_FEC_1_2 = 13,
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STB0899_FEC_2_3 = 18,
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STB0899_FEC_3_4 = 21,
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STB0899_FEC_5_6 = 24,
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STB0899_FEC_6_7 = 25,
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STB0899_FEC_7_8 = 26
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};
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struct stb0899_params {
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u32 freq; /* Frequency */
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u32 srate; /* Symbol rate */
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enum fe_code_rate fecrate;
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};
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struct stb0899_internal {
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u32 master_clk;
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u32 freq; /* Demod internal Frequency */
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u32 srate; /* Demod internal Symbol rate */
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enum stb0899_fec fecrate; /* Demod internal FEC rate */
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s32 srch_range; /* Demod internal Search Range */
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s32 sub_range; /* Demod current sub range (Hz) */
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s32 tuner_step; /* Tuner step (Hz) */
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s32 tuner_offst; /* Relative offset to carrier (Hz) */
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u32 tuner_bw; /* Current bandwidth of the tuner (Hz) */
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s32 mclk; /* Masterclock Divider factor (binary) */
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s32 rolloff; /* Current RollOff of the filter (x100) */
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s16 derot_freq; /* Current derotator frequency (Hz) */
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s16 derot_percent;
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s16 direction; /* Current derotator search direction */
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s16 derot_step; /* Derotator step (binary value) */
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s16 t_derot; /* Derotator time constant (ms) */
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s16 t_data; /* Data recovery time constant (ms) */
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s16 sub_dir; /* Direction of the next sub range */
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s16 t_agc1; /* Agc1 time constant (ms) */
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s16 t_agc2; /* Agc2 time constant (ms) */
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u32 lock; /* Demod internal lock state */
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enum stb0899_status status; /* Demod internal status */
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/* DVB-S2 */
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s32 agc_gain; /* RF AGC Gain */
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s32 center_freq; /* Nominal carrier frequency */
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s32 av_frame_coarse; /* Coarse carrier freq search frames */
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s32 av_frame_fine; /* Fine carrier freq search frames */
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s16 step_size; /* Carrier frequency search step size */
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enum stb0899_alpha rrc_alpha;
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enum stb0899_inversion inversion;
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enum stb0899_modcod modcod;
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u8 pilots; /* Pilots found */
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enum stb0899_frame frame_length;
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u8 v_status; /* VSTATUS */
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u8 err_ctrl; /* ERRCTRLn */
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};
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struct stb0899_state {
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struct i2c_adapter *i2c;
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struct stb0899_config *config;
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struct dvb_frontend frontend;
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u32 *verbose; /* Cached module verbosity level */
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struct stb0899_internal internal; /* Device internal parameters */
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/* cached params from API */
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enum fe_delivery_system delsys;
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struct stb0899_params params;
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u32 rx_freq; /* DiSEqC 2.0 receiver freq */
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struct mutex search_lock;
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};
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/* stb0899.c */
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extern int stb0899_read_reg(struct stb0899_state *state,
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unsigned int reg);
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extern u32 _stb0899_read_s2reg(struct stb0899_state *state,
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u32 stb0899_i2cdev,
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u32 stb0899_base_addr,
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u16 stb0899_reg_offset);
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extern int stb0899_read_regs(struct stb0899_state *state,
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unsigned int reg, u8 *buf,
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u32 count);
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extern int stb0899_write_regs(struct stb0899_state *state,
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unsigned int reg, u8 *data,
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u32 count);
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extern int stb0899_write_reg(struct stb0899_state *state,
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unsigned int reg,
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u8 data);
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extern int stb0899_write_s2reg(struct stb0899_state *state,
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u32 stb0899_i2cdev,
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u32 stb0899_base_addr,
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u16 stb0899_reg_offset,
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u32 stb0899_data);
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extern int stb0899_i2c_gate_ctrl(struct dvb_frontend *fe, int enable);
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#define STB0899_READ_S2REG(DEVICE, REG) (_stb0899_read_s2reg(state, DEVICE, STB0899_BASE_##REG, STB0899_OFF0_##REG))
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//#define STB0899_WRITE_S2REG(DEVICE, REG, DATA) (_stb0899_write_s2reg(state, DEVICE, STB0899_BASE_##REG, STB0899_OFF0_##REG, DATA))
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/* stb0899_algo.c */
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extern enum stb0899_status stb0899_dvbs_algo(struct stb0899_state *state);
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extern enum stb0899_status stb0899_dvbs2_algo(struct stb0899_state *state);
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extern long stb0899_carr_width(struct stb0899_state *state);
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#endif //__STB0899_PRIV_H
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