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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 | /* SPDX-License-Identifier: GPL-2.0 */ /* * ddbridge-mci.h: Digital Devices micro code interface * * Copyright (C) 2017-2018 Digital Devices GmbH * Marcus Metzler <mocm@metzlerbros.de> * Ralph Metzler <rjkm@metzlerbros.de> */ #ifndef _DDBRIDGE_MCI_H_ #define _DDBRIDGE_MCI_H_ #define MCI_DEMOD_MAX 8 #define MCI_TUNER_MAX 4 #define DEMOD_UNUSED (0xFF) #define MCI_CONTROL (0x500) #define MCI_COMMAND (0x600) #define MCI_RESULT (0x680) #define MCI_COMMAND_SIZE (0x80) #define MCI_RESULT_SIZE (0x80) #define MCI_CONTROL_START_COMMAND (0x00000001) #define MCI_CONTROL_ENABLE_DONE_INTERRUPT (0x00000002) #define MCI_CONTROL_RESET (0x00008000) #define MCI_CONTROL_READY (0x00010000) #define SX8_TSCONFIG (0x280) #define SX8_TSCONFIG_MODE_MASK (0x00000003) #define SX8_TSCONFIG_MODE_OFF (0x00000000) #define SX8_TSCONFIG_MODE_NORMAL (0x00000001) #define SX8_TSCONFIG_MODE_IQ (0x00000003) /* * IQMode is only available on MaxSX8 on a single tuner * * IQ_MODE_SAMPLES * sampling rate is 1550/24 MHz (64.583 MHz) * channel agc is frozen, to allow stitching the FFT results together * * IQ_MODE_VTM * sampling rate is the supplied symbolrate * channel agc is active * * in both cases down sampling is done with a RRC Filter (currently fixed to * alpha = 0.05) which causes some (ca 5%) aliasing at the edges from * outside the spectrum */ #define SX8_TSCONFIG_TSHEADER (0x00000004) #define SX8_TSCONFIG_BURST (0x00000008) #define SX8_TSCONFIG_BURSTSIZE_MASK (0x00000030) #define SX8_TSCONFIG_BURSTSIZE_2K (0x00000000) #define SX8_TSCONFIG_BURSTSIZE_4K (0x00000010) #define SX8_TSCONFIG_BURSTSIZE_8K (0x00000020) #define SX8_TSCONFIG_BURSTSIZE_16K (0x00000030) #define SX8_DEMOD_STOPPED (0) #define SX8_DEMOD_IQ_MODE (1) #define SX8_DEMOD_WAIT_SIGNAL (2) #define SX8_DEMOD_WAIT_MATYPE (3) #define SX8_DEMOD_TIMEOUT (14) #define SX8_DEMOD_LOCKED (15) #define MCI_CMD_STOP (0x01) #define MCI_CMD_GETSTATUS (0x02) #define MCI_CMD_GETSIGNALINFO (0x03) #define MCI_CMD_RFPOWER (0x04) #define MCI_CMD_SEARCH_DVBS (0x10) #define MCI_CMD_GET_IQSYMBOL (0x30) #define SX8_CMD_INPUT_ENABLE (0x40) #define SX8_CMD_INPUT_DISABLE (0x41) #define SX8_CMD_START_IQ (0x42) #define SX8_CMD_STOP_IQ (0x43) #define SX8_CMD_ENABLE_IQOUTPUT (0x44) #define SX8_CMD_DISABLE_IQOUTPUT (0x45) #define MCI_STATUS_OK (0x00) #define MCI_STATUS_UNSUPPORTED (0x80) #define MCI_STATUS_RETRY (0xFD) #define MCI_STATUS_NOT_READY (0xFE) #define MCI_STATUS_ERROR (0xFF) #define MCI_SUCCESS(status) ((status & MCI_STATUS_UNSUPPORTED) == 0) struct mci_command { union { u32 command_word; struct { u8 command; u8 tuner; u8 demod; u8 output; }; }; union { u32 params[31]; struct { /* * Bit 0: DVB-S Enabled * Bit 1: DVB-S2 Enabled * Bit 7: InputStreamID */ u8 flags; /* * Bit 0: QPSK, * Bit 1: 8PSK/8APSK * Bit 2: 16APSK * Bit 3: 32APSK * Bit 4: 64APSK * Bit 5: 128APSK * Bit 6: 256APSK */ u8 s2_modulation_mask; u8 rsvd1; u8 retry; u32 frequency; u32 symbol_rate; u8 input_stream_id; u8 rsvd2[3]; u32 scrambling_sequence_index; u32 frequency_range; } dvbs2_search; struct { u8 tap; u8 rsvd; u16 point; } get_iq_symbol; struct { /* * Bit 0: 0=VTM/1=SCAN * Bit 1: Set Gain */ u8 flags; u8 roll_off; u8 rsvd1; u8 rsvd2; u32 frequency; u32 symbol_rate; /* Only in VTM mode */ u16 gain; } sx8_start_iq; struct { /* * Bit 1:0 = STVVGLNA Gain. * 0 = AGC, 1 = 0dB, 2 = Minimum, 3 = Maximum */ u8 flags; } sx8_input_enable; }; }; struct mci_result { union { u32 status_word; struct { u8 status; u8 mode; u16 time; }; }; union { u32 result[27]; struct { /* 1 = DVB-S, 2 = DVB-S2X */ u8 standard; /* puncture rate for DVB-S */ u8 pls_code; /* 2-0: rolloff */ u8 roll_off; u8 rsvd; /* actual frequency in Hz */ u32 frequency; /* actual symbolrate in Hz */ u32 symbol_rate; /* channel power in dBm x 100 */ s16 channel_power; /* band power in dBm x 100 */ s16 band_power; /* * SNR in dB x 100 * Note: negative values are valid in DVB-S2 */ s16 signal_to_noise; s16 rsvd2; /* * Counter for packet errors * (set to 0 on start command) */ u32 packet_errors; /* Bit error rate: PreRS in DVB-S, PreBCH in DVB-S2X */ u32 ber_numerator; u32 ber_denominator; } dvbs2_signal_info; struct { s16 i; s16 q; } iq_symbol; }; u32 version[4]; }; struct mci_base { struct list_head mci_list; void *key; struct ddb_link *link; struct completion completion; struct device *dev; struct mutex tuner_lock; /* concurrent tuner access lock */ struct mutex mci_lock; /* concurrent MCI access lock */ int count; int type; }; struct mci { struct mci_base *base; struct dvb_frontend fe; int nr; int demod; int tuner; }; struct mci_cfg { int type; struct dvb_frontend_ops *fe_ops; u32 base_size; u32 state_size; int (*init)(struct mci *mci); int (*base_init)(struct mci_base *mci_base); int (*set_input)(struct dvb_frontend *fe, int input); }; /* defined in ddbridge-sx8.c */ extern const struct mci_cfg ddb_max_sx8_cfg; int ddb_mci_cmd(struct mci *state, struct mci_command *command, struct mci_result *result); int ddb_mci_config(struct mci *state, u32 config); struct dvb_frontend *ddb_mci_attach(struct ddb_input *input, struct mci_cfg *cfg, int nr, int (**fn_set_input)(struct dvb_frontend *fe, int input)); #endif /* _DDBRIDGE_MCI_H_ */ |