1 // SPDX-License-Identifier: GPL-2.0-or-later
5  * Copyright (C) 2003-2004 Alex Woods <linux-dvb@giblets.org>
39 	struct ttusbdecfe_state* state = fe->demodulator_priv;  in ttusbdecfe_dvbt_read_status()
47 	ret=state->config->send_command(fe, 0x73, sizeof(b), b, &len, result);  in ttusbdecfe_dvbt_read_status()
53 		return -EIO;  in ttusbdecfe_dvbt_read_status()
70 			return -EIO;  in ttusbdecfe_dvbt_read_status()
78 	struct dtv_frontend_properties *p = &fe->dtv_property_cache;  in ttusbdecfe_dvbt_set_frontend()
79 	struct ttusbdecfe_state* state = (struct ttusbdecfe_state*) fe->demodulator_priv;  in ttusbdecfe_dvbt_set_frontend()
86 	__be32 freq = htonl(p->frequency / 1000);  in ttusbdecfe_dvbt_set_frontend()  local
87 	memcpy(&b[4], &freq, sizeof (u32));  in ttusbdecfe_dvbt_set_frontend()
88 	state->config->send_command(fe, 0x71, sizeof(b), b, NULL, NULL);  in ttusbdecfe_dvbt_set_frontend()
96 		fesettings->min_delay_ms = 1500;  in ttusbdecfe_dvbt_get_tune_settings()
97 		/* Drift compensation makes no sense for DVB-T */  in ttusbdecfe_dvbt_get_tune_settings()
98 		fesettings->step_size = 0;  in ttusbdecfe_dvbt_get_tune_settings()
99 		fesettings->max_drift = 0;  in ttusbdecfe_dvbt_get_tune_settings()
105 	struct dtv_frontend_properties *p = &fe->dtv_property_cache;  in ttusbdecfe_dvbs_set_frontend()
106 	struct ttusbdecfe_state* state = (struct ttusbdecfe_state*) fe->demodulator_priv;  in ttusbdecfe_dvbs_set_frontend()
118 	__be32 freq;  in ttusbdecfe_dvbs_set_frontend()  local
123 	freq = htonl(p->frequency +  in ttusbdecfe_dvbs_set_frontend()
124 	       (state->hi_band ? LOF_HI : LOF_LO));  in ttusbdecfe_dvbs_set_frontend()
125 	memcpy(&b[4], &freq, sizeof(u32));  in ttusbdecfe_dvbs_set_frontend()
126 	sym_rate = htonl(p->symbol_rate);  in ttusbdecfe_dvbs_set_frontend()
128 	band = htonl(state->hi_band ? LOF_HI : LOF_LO);  in ttusbdecfe_dvbs_set_frontend()
130 	lnb_voltage = htonl(state->voltage);  in ttusbdecfe_dvbs_set_frontend()
133 	state->config->send_command(fe, 0x71, sizeof(b), b, NULL, NULL);  in ttusbdecfe_dvbs_set_frontend()
140 	struct ttusbdecfe_state* state = (struct ttusbdecfe_state*) fe->demodulator_priv;  in ttusbdecfe_dvbs_diseqc_send_master_cmd()
145 	if (cmd->msg_len > sizeof(b) - 4)  in ttusbdecfe_dvbs_diseqc_send_master_cmd()
146 		return -EINVAL;  in ttusbdecfe_dvbs_diseqc_send_master_cmd()
148 	memcpy(&b[4], cmd->msg, cmd->msg_len);  in ttusbdecfe_dvbs_diseqc_send_master_cmd()
150 	state->config->send_command(fe, 0x72,  in ttusbdecfe_dvbs_diseqc_send_master_cmd()
151 				    sizeof(b) - (6 - cmd->msg_len), b,  in ttusbdecfe_dvbs_diseqc_send_master_cmd()
161 	struct ttusbdecfe_state* state = (struct ttusbdecfe_state*) fe->demodulator_priv;  in ttusbdecfe_dvbs_set_tone()
163 	state->hi_band = (SEC_TONE_ON == tone);  in ttusbdecfe_dvbs_set_tone()
172 	struct ttusbdecfe_state* state = (struct ttusbdecfe_state*) fe->demodulator_priv;  in ttusbdecfe_dvbs_set_voltage()
176 		state->voltage = 13;  in ttusbdecfe_dvbs_set_voltage()
179 		state->voltage = 18;  in ttusbdecfe_dvbs_set_voltage()
182 		return -EINVAL;  in ttusbdecfe_dvbs_set_voltage()
190 	struct ttusbdecfe_state* state = (struct ttusbdecfe_state*) fe->demodulator_priv;  in ttusbdecfe_release()
206 	state->config = config;  in ttusbdecfe_dvbt_attach()
209 	memcpy(&state->frontend.ops, &ttusbdecfe_dvbt_ops, sizeof(struct dvb_frontend_ops));  in ttusbdecfe_dvbt_attach()
210 	state->frontend.demodulator_priv = state;  in ttusbdecfe_dvbt_attach()
211 	return &state->frontend;  in ttusbdecfe_dvbt_attach()
226 	state->config = config;  in ttusbdecfe_dvbs_attach()
227 	state->voltage = 0;  in ttusbdecfe_dvbs_attach()
228 	state->hi_band = 0;  in ttusbdecfe_dvbs_attach()
231 	memcpy(&state->frontend.ops, &ttusbdecfe_dvbs_ops, sizeof(struct dvb_frontend_ops));  in ttusbdecfe_dvbs_attach()
232 	state->frontend.demodulator_priv = state;  in ttusbdecfe_dvbs_attach()
233 	return &state->frontend;  in ttusbdecfe_dvbs_attach()
239 		.name			= "TechnoTrend/Hauppauge DEC2000-t Frontend",
262 		.name			= "TechnoTrend/Hauppauge DEC3000-s Frontend",
284 MODULE_DESCRIPTION("TTUSB DEC DVB-T/S Demodulator driver");