/* * FireDTV driver (formerly known as FireSAT) * * Copyright (C) 2004 Andreas Monitzer * Copyright (C) 2008 Henrik Kurelid * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. */ #include #include #include #include #include "avc_api.h" #include "cmp.h" #include "firesat.h" static int firesat_dvb_init(struct dvb_frontend *fe) { int result; struct firesat *firesat = fe->sec_priv; // printk("fdi: 1\n"); firesat->isochannel = firesat->adapter->num; //<< 1 | (firesat->subunit & 0x1); // ### ask IRM // printk("fdi: 2\n"); result = try_CMPEstablishPPconnection(firesat, firesat->subunit, firesat->isochannel); if (result != 0) { printk(KERN_ERR "Could not establish point to point " "connection.\n"); return -1; } // printk("fdi: 3\n"); result = setup_iso_channel(firesat); // printk("fdi: 4. Result was %d\n", result); return result; } static int firesat_sleep(struct dvb_frontend *fe) { struct firesat *firesat = fe->sec_priv; tear_down_iso_channel(firesat); try_CMPBreakPPconnection(firesat, firesat->subunit, firesat->isochannel); firesat->isochannel = -1; return 0; } static int firesat_diseqc_send_master_cmd(struct dvb_frontend *fe, struct dvb_diseqc_master_cmd *cmd) { struct firesat *firesat = fe->sec_priv; return AVCLNBControl(firesat, LNBCONTROL_DONTCARE, LNBCONTROL_DONTCARE, LNBCONTROL_DONTCARE, 1, cmd); } static int firesat_diseqc_send_burst(struct dvb_frontend *fe, fe_sec_mini_cmd_t minicmd) { return 0; } static int firesat_set_tone(struct dvb_frontend *fe, fe_sec_tone_mode_t tone) { struct firesat *firesat = fe->sec_priv; firesat->tone = tone; return 0; } static int firesat_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage) { struct firesat *firesat = fe->sec_priv; firesat->voltage = voltage; return 0; } static int firesat_read_status (struct dvb_frontend *fe, fe_status_t *status) { struct firesat *firesat = fe->sec_priv; ANTENNA_INPUT_INFO info; if (AVCTunerStatus(firesat, &info)) return -EINVAL; if (info.NoRF) { *status = 0; } else { *status = FE_HAS_SIGNAL | FE_HAS_VITERBI | FE_HAS_SYNC | FE_HAS_CARRIER | FE_HAS_LOCK; } return 0; } static int firesat_read_ber(struct dvb_frontend *fe, u32 *ber) { struct firesat *firesat = fe->sec_priv; ANTENNA_INPUT_INFO info; if (AVCTunerStatus(firesat, &info)) return -EINVAL; *ber = (info.BER[0] << 24) | (info.BER[1] << 16) | (info.BER[2] << 8) | info.BER[3]; return 0; } static int firesat_read_signal_strength (struct dvb_frontend *fe, u16 *strength) { struct firesat *firesat = fe->sec_priv; ANTENNA_INPUT_INFO info; if (AVCTunerStatus(firesat, &info)) return -EINVAL; *strength = info.SignalStrength << 8; return 0; } static int firesat_read_snr(struct dvb_frontend *fe, u16 *snr) { struct firesat *firesat = fe->sec_priv; ANTENNA_INPUT_INFO info; if (AVCTunerStatus(firesat, &info)) return -EINVAL; *snr = (info.CarrierNoiseRatio[0] << 8) + info.CarrierNoiseRatio[1]; *snr *= 257; // C/N[dB] = -10 * log10(snr / 65535) return 0; } static int firesat_read_uncorrected_blocks(struct dvb_frontend *fe, u32 *ucblocks) { return -EOPNOTSUPP; } static int firesat_set_frontend(struct dvb_frontend *fe, struct dvb_frontend_parameters *params) { struct firesat *firesat = fe->sec_priv; if (AVCTuner_DSD(firesat, params, NULL) != ACCEPTED) return -EINVAL; else return 0; //not sure of this... } static int firesat_get_frontend(struct dvb_frontend *fe, struct dvb_frontend_parameters *params) { return -EOPNOTSUPP; } static struct dvb_frontend_info firesat_S_frontend_info; static struct dvb_frontend_info firesat_C_frontend_info; static struct dvb_frontend_info firesat_T_frontend_info; static struct dvb_frontend_ops firesat_ops = { .init = firesat_dvb_init, .sleep = firesat_sleep, .set_frontend = firesat_set_frontend, .get_frontend = firesat_get_frontend, .read_status = firesat_read_status, .read_ber = firesat_read_ber, .read_signal_strength = firesat_read_signal_strength, .read_snr = firesat_read_snr, .read_ucblocks = firesat_read_uncorrected_blocks, .diseqc_send_master_cmd = firesat_diseqc_send_master_cmd, .diseqc_send_burst = firesat_diseqc_send_burst, .set_tone = firesat_set_tone, .set_voltage = firesat_set_voltage, }; int firesat_frontend_attach(struct firesat *firesat, struct dvb_frontend *fe) { switch (firesat->type) { case FireSAT_DVB_S: firesat->frontend_info = &firesat_S_frontend_info; break; case FireSAT_DVB_C: firesat->frontend_info = &firesat_C_frontend_info; break; case FireSAT_DVB_T: firesat->frontend_info = &firesat_T_frontend_info; break; default: printk(KERN_ERR "firedtv: no frontend for model type 0x%x\n", firesat->type); firesat->frontend_info = NULL; } fe->ops = firesat_ops; fe->ops.info = *(firesat->frontend_info); fe->dvb = firesat->adapter; return 0; } static struct dvb_frontend_info firesat_S_frontend_info = { .name = "FireDTV DVB-S Frontend", .type = FE_QPSK, .frequency_min = 950000, .frequency_max = 2150000, .frequency_stepsize = 125, .symbol_rate_min = 1000000, .symbol_rate_max = 40000000, .caps = FE_CAN_INVERSION_AUTO | FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 | FE_CAN_FEC_3_4 | FE_CAN_FEC_5_6 | FE_CAN_FEC_7_8 | FE_CAN_FEC_AUTO | FE_CAN_QPSK, }; static struct dvb_frontend_info firesat_C_frontend_info = { .name = "FireDTV DVB-C Frontend", .type = FE_QAM, .frequency_min = 47000000, .frequency_max = 866000000, .frequency_stepsize = 62500, .symbol_rate_min = 870000, .symbol_rate_max = 6900000, .caps = FE_CAN_INVERSION_AUTO | FE_CAN_QAM_16 | FE_CAN_QAM_32 | FE_CAN_QAM_64 | FE_CAN_QAM_128 | FE_CAN_QAM_256 | FE_CAN_QAM_AUTO, }; static struct dvb_frontend_info firesat_T_frontend_info = { .name = "FireDTV DVB-T Frontend", .type = FE_OFDM, .frequency_min = 49000000, .frequency_max = 861000000, .frequency_stepsize = 62500, .caps = FE_CAN_INVERSION_AUTO | FE_CAN_FEC_2_3 | FE_CAN_TRANSMISSION_MODE_AUTO | FE_CAN_GUARD_INTERVAL_AUTO | FE_CAN_HIERARCHY_AUTO, };