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/* 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>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2 only, as published by the Free Software Foundation.
*
* 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.
*/
#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)
#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_ERROR_UNSUPPORTED (0x80)
#define MCI_SUCCESS(status) (status < MCI_ERROR_UNSUPPORTED)
#define SX8_CMD_DIAG_READ8 (0xE0)
#define SX8_CMD_DIAG_READ32 (0xE1)
#define SX8_CMD_DIAG_WRITE8 (0xE2)
#define SX8_CMD_DIAG_WRITE32 (0xE3)
#define SX8_CMD_DIAG_READRF (0xE8)
#define SX8_CMD_DIAG_WRITERF (0xE9)
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 */
u8 adr;
struct mutex mci_lock; /* concurrent MCI access lock */
int count;
u8 tuner_use_count[MCI_TUNER_MAX];
u8 assigned_demod[MCI_DEMOD_MAX];
u32 used_ldpc_bitrate[MCI_DEMOD_MAX];
u8 demod_in_use[MCI_DEMOD_MAX];
u32 iq_mode;
};
struct mci {
struct mci_base *base;
struct dvb_frontend fe;
int nr;
int demod;
int tuner;
int first_time_lock;
int started;
struct mci_result signal_info;
u32 bb_mode;
};
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,
int mci_type, int nr,
int (**fn_set_input)(struct dvb_frontend *fe, int input));
#endif /* _DDBRIDGE_MCI_H_ */
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