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1/* SPDX-License-Identifier: GPL-2.0 */2/*3 * ddbridge-mci.h: Digital Devices micro code interface4 *5 * Copyright (C) 2017-2018 Digital Devices GmbH6 * Marcus Metzler <mocm@metzlerbros.de>7 * Ralph Metzler <rjkm@metzlerbros.de>8 */9 10#ifndef _DDBRIDGE_MCI_H_11#define _DDBRIDGE_MCI_H_12 13#define MCI_DEMOD_MAX 814#define MCI_TUNER_MAX 415#define DEMOD_UNUSED (0xFF)16 17#define MCI_CONTROL (0x500)18#define MCI_COMMAND (0x600)19#define MCI_RESULT (0x680)20 21#define MCI_COMMAND_SIZE (0x80)22#define MCI_RESULT_SIZE (0x80)23 24#define MCI_CONTROL_START_COMMAND (0x00000001)25#define MCI_CONTROL_ENABLE_DONE_INTERRUPT (0x00000002)26#define MCI_CONTROL_RESET (0x00008000)27#define MCI_CONTROL_READY (0x00010000)28 29#define SX8_TSCONFIG (0x280)30 31#define SX8_TSCONFIG_MODE_MASK (0x00000003)32#define SX8_TSCONFIG_MODE_OFF (0x00000000)33#define SX8_TSCONFIG_MODE_NORMAL (0x00000001)34#define SX8_TSCONFIG_MODE_IQ (0x00000003)35 36/*37 * IQMode is only available on MaxSX8 on a single tuner38 *39 * IQ_MODE_SAMPLES40 * sampling rate is 1550/24 MHz (64.583 MHz)41 * channel agc is frozen, to allow stitching the FFT results together42 *43 * IQ_MODE_VTM44 * sampling rate is the supplied symbolrate45 * channel agc is active46 *47 * in both cases down sampling is done with a RRC Filter (currently fixed to48 * alpha = 0.05) which causes some (ca 5%) aliasing at the edges from49 * outside the spectrum50 */51 52#define SX8_TSCONFIG_TSHEADER (0x00000004)53#define SX8_TSCONFIG_BURST (0x00000008)54 55#define SX8_TSCONFIG_BURSTSIZE_MASK (0x00000030)56#define SX8_TSCONFIG_BURSTSIZE_2K (0x00000000)57#define SX8_TSCONFIG_BURSTSIZE_4K (0x00000010)58#define SX8_TSCONFIG_BURSTSIZE_8K (0x00000020)59#define SX8_TSCONFIG_BURSTSIZE_16K (0x00000030)60 61#define SX8_DEMOD_STOPPED (0)62#define SX8_DEMOD_IQ_MODE (1)63#define SX8_DEMOD_WAIT_SIGNAL (2)64#define SX8_DEMOD_WAIT_MATYPE (3)65#define SX8_DEMOD_TIMEOUT (14)66#define SX8_DEMOD_LOCKED (15)67 68#define MCI_CMD_STOP (0x01)69#define MCI_CMD_GETSTATUS (0x02)70#define MCI_CMD_GETSIGNALINFO (0x03)71#define MCI_CMD_RFPOWER (0x04)72 73#define MCI_CMD_SEARCH_DVBS (0x10)74 75#define MCI_CMD_GET_IQSYMBOL (0x30)76 77#define SX8_CMD_INPUT_ENABLE (0x40)78#define SX8_CMD_INPUT_DISABLE (0x41)79#define SX8_CMD_START_IQ (0x42)80#define SX8_CMD_STOP_IQ (0x43)81#define SX8_CMD_ENABLE_IQOUTPUT (0x44)82#define SX8_CMD_DISABLE_IQOUTPUT (0x45)83 84#define MCI_STATUS_OK (0x00)85#define MCI_STATUS_UNSUPPORTED (0x80)86#define MCI_STATUS_RETRY (0xFD)87#define MCI_STATUS_NOT_READY (0xFE)88#define MCI_STATUS_ERROR (0xFF)89 90#define MCI_SUCCESS(status) ((status & MCI_STATUS_UNSUPPORTED) == 0)91 92struct mci_command {93 union {94 u32 command_word;95 struct {96 u8 command;97 u8 tuner;98 u8 demod;99 u8 output;100 };101 };102 union {103 u32 params[31];104 struct {105 /*106 * Bit 0: DVB-S Enabled107 * Bit 1: DVB-S2 Enabled108 * Bit 7: InputStreamID109 */110 u8 flags;111 /*112 * Bit 0: QPSK,113 * Bit 1: 8PSK/8APSK114 * Bit 2: 16APSK115 * Bit 3: 32APSK116 * Bit 4: 64APSK117 * Bit 5: 128APSK118 * Bit 6: 256APSK119 */120 u8 s2_modulation_mask;121 u8 rsvd1;122 u8 retry;123 u32 frequency;124 u32 symbol_rate;125 u8 input_stream_id;126 u8 rsvd2[3];127 u32 scrambling_sequence_index;128 u32 frequency_range;129 } dvbs2_search;130 131 struct {132 u8 tap;133 u8 rsvd;134 u16 point;135 } get_iq_symbol;136 137 struct {138 /*139 * Bit 0: 0=VTM/1=SCAN140 * Bit 1: Set Gain141 */142 u8 flags;143 u8 roll_off;144 u8 rsvd1;145 u8 rsvd2;146 u32 frequency;147 u32 symbol_rate; /* Only in VTM mode */148 u16 gain;149 } sx8_start_iq;150 151 struct {152 /*153 * Bit 1:0 = STVVGLNA Gain.154 * 0 = AGC, 1 = 0dB, 2 = Minimum, 3 = Maximum155 */156 u8 flags;157 } sx8_input_enable;158 };159};160 161struct mci_result {162 union {163 u32 status_word;164 struct {165 u8 status;166 u8 mode;167 u16 time;168 };169 };170 union {171 u32 result[27];172 struct {173 /* 1 = DVB-S, 2 = DVB-S2X */174 u8 standard;175 /* puncture rate for DVB-S */176 u8 pls_code;177 /* 2-0: rolloff */178 u8 roll_off;179 u8 rsvd;180 /* actual frequency in Hz */181 u32 frequency;182 /* actual symbolrate in Hz */183 u32 symbol_rate;184 /* channel power in dBm x 100 */185 s16 channel_power;186 /* band power in dBm x 100 */187 s16 band_power;188 /*189 * SNR in dB x 100190 * Note: negative values are valid in DVB-S2191 */192 s16 signal_to_noise;193 s16 rsvd2;194 /*195 * Counter for packet errors196 * (set to 0 on start command)197 */198 u32 packet_errors;199 /* Bit error rate: PreRS in DVB-S, PreBCH in DVB-S2X */200 u32 ber_numerator;201 u32 ber_denominator;202 } dvbs2_signal_info;203 204 struct {205 s16 i;206 s16 q;207 } iq_symbol;208 };209 u32 version[4];210};211 212struct mci_base {213 struct list_head mci_list;214 void *key;215 struct ddb_link *link;216 struct completion completion;217 struct device *dev;218 struct mutex tuner_lock; /* concurrent tuner access lock */219 struct mutex mci_lock; /* concurrent MCI access lock */220 int count;221 int type;222};223 224struct mci {225 struct mci_base *base;226 struct dvb_frontend fe;227 int nr;228 int demod;229 int tuner;230};231 232struct mci_cfg {233 int type;234 struct dvb_frontend_ops *fe_ops;235 u32 base_size;236 u32 state_size;237 int (*init)(struct mci *mci);238 int (*base_init)(struct mci_base *mci_base);239 int (*set_input)(struct dvb_frontend *fe, int input);240};241 242/* defined in ddbridge-sx8.c */243extern const struct mci_cfg ddb_max_sx8_cfg;244 245int ddb_mci_cmd(struct mci *state, struct mci_command *command,246 struct mci_result *result);247int ddb_mci_config(struct mci *state, u32 config);248 249struct dvb_frontend250*ddb_mci_attach(struct ddb_input *input, struct mci_cfg *cfg, int nr,251 int (**fn_set_input)(struct dvb_frontend *fe, int input));252 253#endif /* _DDBRIDGE_MCI_H_ */254