1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 2 /* 3 STB0899 Multistandard Frontend driver 4 Copyright (C) Manu Abraham (abraham.manu@gmail.com) 5 6 Copyright (C) ST Microelectronics 7 8 */ 9 10 #ifndef __STB0899_PRIV_H 11 #define __STB0899_PRIV_H 12 13 #include <media/dvb_frontend.h> 14 #include "stb0899_drv.h" 15 16 #define FE_ERROR 0 17 #define FE_NOTICE 1 18 #define FE_INFO 2 19 #define FE_DEBUG 3 20 #define FE_DEBUGREG 4 21 22 #define dprintk(x, y, z, format, arg...) do { \ 23 if (z) { \ 24 if ((*x > FE_ERROR) && (*x > y)) \ 25 printk(KERN_ERR "%s: " format "\n", __func__ , ##arg); \ 26 else if ((*x > FE_NOTICE) && (*x > y)) \ 27 printk(KERN_NOTICE "%s: " format "\n", __func__ , ##arg); \ 28 else if ((*x > FE_INFO) && (*x > y)) \ 29 printk(KERN_INFO "%s: " format "\n", __func__ , ##arg); \ 30 else if ((*x > FE_DEBUG) && (*x > y)) \ 31 printk(KERN_DEBUG "%s: " format "\n", __func__ , ##arg); \ 32 } else { \ 33 if (*x > y) \ 34 printk(format, ##arg); \ 35 } \ 36 } while(0) 37 38 #define INRANGE(val, x, y) (((x <= val) && (val <= y)) || \ 39 ((y <= val) && (val <= x)) ? 1 : 0) 40 41 #define BYTE0 0 42 #define BYTE1 8 43 #define BYTE2 16 44 #define BYTE3 24 45 46 #define GETBYTE(x, y) (((x) >> (y)) & 0xff) 47 #define MAKEWORD32(a, b, c, d) (((a) << 24) | ((b) << 16) | ((c) << 8) | (d)) 48 #define MAKEWORD16(a, b) (((a) << 8) | (b)) 49 50 #define LSB(x) ((x & 0xff)) 51 #define MSB(y) ((y >> 8) & 0xff) 52 53 54 #define STB0899_GETFIELD(bitf, val) ((val >> STB0899_OFFST_##bitf) & ((1 << STB0899_WIDTH_##bitf) - 1)) 55 56 57 #define STB0899_SETFIELD(mask, val, width, offset) (mask & (~(((1 << width) - 1) << \ 58 offset))) | ((val & \ 59 ((1 << width) - 1)) << offset) 60 61 #define STB0899_SETFIELD_VAL(bitf, mask, val) (mask = (mask & (~(((1 << STB0899_WIDTH_##bitf) - 1) <<\ 62 STB0899_OFFST_##bitf))) | \ 63 (val << STB0899_OFFST_##bitf)) 64 65 66 enum stb0899_status { 67 NOAGC1 = 0, 68 AGC1OK, 69 NOTIMING, 70 ANALOGCARRIER, 71 TIMINGOK, 72 NOAGC2, 73 AGC2OK, 74 NOCARRIER, 75 CARRIEROK, 76 NODATA, 77 FALSELOCK, 78 DATAOK, 79 OUTOFRANGE, 80 RANGEOK, 81 DVBS2_DEMOD_LOCK, 82 DVBS2_DEMOD_NOLOCK, 83 DVBS2_FEC_LOCK, 84 DVBS2_FEC_NOLOCK 85 }; 86 87 enum stb0899_modcod { 88 STB0899_DUMMY_PLF, 89 STB0899_QPSK_14, 90 STB0899_QPSK_13, 91 STB0899_QPSK_25, 92 STB0899_QPSK_12, 93 STB0899_QPSK_35, 94 STB0899_QPSK_23, 95 STB0899_QPSK_34, 96 STB0899_QPSK_45, 97 STB0899_QPSK_56, 98 STB0899_QPSK_89, 99 STB0899_QPSK_910, 100 STB0899_8PSK_35, 101 STB0899_8PSK_23, 102 STB0899_8PSK_34, 103 STB0899_8PSK_56, 104 STB0899_8PSK_89, 105 STB0899_8PSK_910, 106 STB0899_16APSK_23, 107 STB0899_16APSK_34, 108 STB0899_16APSK_45, 109 STB0899_16APSK_56, 110 STB0899_16APSK_89, 111 STB0899_16APSK_910, 112 STB0899_32APSK_34, 113 STB0899_32APSK_45, 114 STB0899_32APSK_56, 115 STB0899_32APSK_89, 116 STB0899_32APSK_910 117 }; 118 119 enum stb0899_frame { 120 STB0899_LONG_FRAME, 121 STB0899_SHORT_FRAME 122 }; 123 124 enum stb0899_alpha { 125 RRC_20, 126 RRC_25, 127 RRC_35 128 }; 129 130 struct stb0899_tab { 131 s32 real; 132 s32 read; 133 }; 134 135 enum stb0899_fec { 136 STB0899_FEC_1_2 = 13, 137 STB0899_FEC_2_3 = 18, 138 STB0899_FEC_3_4 = 21, 139 STB0899_FEC_5_6 = 24, 140 STB0899_FEC_6_7 = 25, 141 STB0899_FEC_7_8 = 26 142 }; 143 144 struct stb0899_params { 145 u32 freq; /* Frequency */ 146 u32 srate; /* Symbol rate */ 147 enum fe_code_rate fecrate; 148 }; 149 150 struct stb0899_internal { 151 u32 master_clk; 152 u32 freq; /* Demod internal Frequency */ 153 u32 srate; /* Demod internal Symbol rate */ 154 enum stb0899_fec fecrate; /* Demod internal FEC rate */ 155 s32 srch_range; /* Demod internal Search Range */ 156 s32 sub_range; /* Demod current sub range (Hz) */ 157 s32 tuner_step; /* Tuner step (Hz) */ 158 s32 tuner_offst; /* Relative offset to carrier (Hz) */ 159 u32 tuner_bw; /* Current bandwidth of the tuner (Hz) */ 160 161 s32 mclk; /* Masterclock Divider factor (binary) */ 162 s32 rolloff; /* Current RollOff of the filter (x100) */ 163 164 s16 derot_freq; /* Current derotator frequency (Hz) */ 165 s16 derot_percent; 166 167 s16 direction; /* Current derotator search direction */ 168 s16 derot_step; /* Derotator step (binary value) */ 169 s16 t_derot; /* Derotator time constant (ms) */ 170 s16 t_data; /* Data recovery time constant (ms) */ 171 s16 sub_dir; /* Direction of the next sub range */ 172 173 s16 t_agc1; /* Agc1 time constant (ms) */ 174 s16 t_agc2; /* Agc2 time constant (ms) */ 175 176 u32 lock; /* Demod internal lock state */ 177 enum stb0899_status status; /* Demod internal status */ 178 179 /* DVB-S2 */ 180 s32 agc_gain; /* RF AGC Gain */ 181 s32 center_freq; /* Nominal carrier frequency */ 182 s32 av_frame_coarse; /* Coarse carrier freq search frames */ 183 s32 av_frame_fine; /* Fine carrier freq search frames */ 184 185 s16 step_size; /* Carrier frequency search step size */ 186 187 enum stb0899_alpha rrc_alpha; 188 enum stb0899_inversion inversion; 189 enum stb0899_modcod modcod; 190 u8 pilots; /* Pilots found */ 191 192 enum stb0899_frame frame_length; 193 u8 v_status; /* VSTATUS */ 194 u8 err_ctrl; /* ERRCTRLn */ 195 }; 196 197 struct stb0899_state { 198 struct i2c_adapter *i2c; 199 struct stb0899_config *config; 200 struct dvb_frontend frontend; 201 202 u32 *verbose; /* Cached module verbosity level */ 203 204 struct stb0899_internal internal; /* Device internal parameters */ 205 206 /* cached params from API */ 207 enum fe_delivery_system delsys; 208 struct stb0899_params params; 209 210 u32 rx_freq; /* DiSEqC 2.0 receiver freq */ 211 struct mutex search_lock; 212 }; 213 /* stb0899.c */ 214 extern int stb0899_read_reg(struct stb0899_state *state, 215 unsigned int reg); 216 217 extern u32 _stb0899_read_s2reg(struct stb0899_state *state, 218 u32 stb0899_i2cdev, 219 u32 stb0899_base_addr, 220 u16 stb0899_reg_offset); 221 222 extern int stb0899_read_regs(struct stb0899_state *state, 223 unsigned int reg, u8 *buf, 224 u32 count); 225 226 extern int stb0899_write_regs(struct stb0899_state *state, 227 unsigned int reg, u8 *data, 228 u32 count); 229 230 extern int stb0899_write_reg(struct stb0899_state *state, 231 unsigned int reg, 232 u8 data); 233 234 extern int stb0899_write_s2reg(struct stb0899_state *state, 235 u32 stb0899_i2cdev, 236 u32 stb0899_base_addr, 237 u16 stb0899_reg_offset, 238 u32 stb0899_data); 239 240 extern int stb0899_i2c_gate_ctrl(struct dvb_frontend *fe, int enable); 241 242 243 #define STB0899_READ_S2REG(DEVICE, REG) (_stb0899_read_s2reg(state, DEVICE, STB0899_BASE_##REG, STB0899_OFF0_##REG)) 244 //#define STB0899_WRITE_S2REG(DEVICE, REG, DATA) (_stb0899_write_s2reg(state, DEVICE, STB0899_BASE_##REG, STB0899_OFF0_##REG, DATA)) 245 246 /* stb0899_algo.c */ 247 extern enum stb0899_status stb0899_dvbs_algo(struct stb0899_state *state); 248 extern enum stb0899_status stb0899_dvbs2_algo(struct stb0899_state *state); 249 extern long stb0899_carr_width(struct stb0899_state *state); 250 251 #endif //__STB0899_PRIV_H 252