2 * TerraTec Cinergy T2/qanu USB2 DVB-T adapter.
4 * Copyright (C) 2007 Tomi Orava (tomimo@ncircle.nullnet.fi)
6 * Based on the dvb-usb-framework code and the
7 * original Terratec Cinergy T2 driver by:
9 * Copyright (C) 2004 Daniel Mack <daniel@qanu.de> and
10 * Holger Waechtler <holger@qanu.de>
12 * Protocol Spec published on http://qanu.de/specs/terratec_cinergyT2.pdf
14 * This program is free software; you can redistribute it and/or modify
15 * it under the terms of the GNU General Public License as published by
16 * the Free Software Foundation; either version 2 of the License, or
17 * (at your option) any later version.
19 * This program is distributed in the hope that it will be useful,
20 * but WITHOUT ANY WARRANTY; without even the implied warranty of
21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 * GNU General Public License for more details.
26 #include "cinergyT2.h"
30 int dvb_usb_cinergyt2_debug;
32 module_param_named(debug, dvb_usb_cinergyt2_debug, int, 0644);
33 MODULE_PARM_DESC(debug, "set debugging level (1=info, xfer=2, rc=4 (or-able)).");
35 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
37 struct cinergyt2_state {
39 unsigned char data[64];
42 /* We are missing a release hook with usb_device data */
43 static struct dvb_usb_device *cinergyt2_usb_device;
45 static struct dvb_usb_device_properties cinergyt2_properties;
47 static int cinergyt2_streaming_ctrl(struct dvb_usb_adapter *adap, int enable)
49 struct dvb_usb_device *d = adap->dev;
50 struct cinergyt2_state *st = d->priv;
53 mutex_lock(&d->data_mutex);
54 st->data[0] = CINERGYT2_EP1_CONTROL_STREAM_TRANSFER;
55 st->data[1] = enable ? 1 : 0;
57 ret = dvb_usb_generic_rw(d, st->data, 2, st->data, 64, 0);
58 mutex_unlock(&d->data_mutex);
63 static int cinergyt2_power_ctrl(struct dvb_usb_device *d, int enable)
65 struct cinergyt2_state *st = d->priv;
68 mutex_lock(&d->data_mutex);
69 st->data[0] = CINERGYT2_EP1_SLEEP_MODE;
70 st->data[1] = enable ? 0 : 1;
72 ret = dvb_usb_generic_rw(d, st->data, 2, st->data, 3, 0);
73 mutex_unlock(&d->data_mutex);
78 static int cinergyt2_frontend_attach(struct dvb_usb_adapter *adap)
80 struct dvb_usb_device *d = adap->dev;
81 struct cinergyt2_state *st = d->priv;
84 adap->fe_adap[0].fe = cinergyt2_fe_attach(adap->dev);
86 mutex_lock(&d->data_mutex);
87 st->data[0] = CINERGYT2_EP1_GET_FIRMWARE_VERSION;
89 ret = dvb_usb_generic_rw(d, st->data, 1, st->data, 3, 0);
91 if (adap->fe_adap[0].fe)
92 adap->fe_adap[0].fe->ops.release(adap->fe_adap[0].fe);
93 deb_rc("cinergyt2_power_ctrl() Failed to retrieve sleep state info\n");
95 mutex_unlock(&d->data_mutex);
97 /* Copy this pointer as we are gonna need it in the release phase */
98 cinergyt2_usb_device = adap->dev;
103 static struct rc_map_table rc_map_cinergyt2_table[] = {
104 { 0x0401, KEY_POWER },
115 { 0x040b, KEY_VIDEO },
116 { 0x040d, KEY_REFRESH },
117 { 0x040e, KEY_SELECT },
120 { 0x0414, KEY_DOWN },
121 { 0x0411, KEY_LEFT },
122 { 0x0413, KEY_RIGHT },
124 { 0x0415, KEY_TEXT },
125 { 0x0416, KEY_INFO },
127 { 0x0418, KEY_GREEN },
128 { 0x0419, KEY_YELLOW },
129 { 0x041a, KEY_BLUE },
130 { 0x041c, KEY_VOLUMEUP },
131 { 0x041e, KEY_VOLUMEDOWN },
132 { 0x041d, KEY_MUTE },
133 { 0x041b, KEY_CHANNELUP },
134 { 0x041f, KEY_CHANNELDOWN },
135 { 0x0440, KEY_PAUSE },
136 { 0x044c, KEY_PLAY },
137 { 0x0458, KEY_RECORD },
138 { 0x0454, KEY_PREVIOUS },
139 { 0x0448, KEY_STOP },
143 /* Number of keypresses to ignore before detect repeating */
144 #define RC_REPEAT_DELAY 3
146 static int repeatable_keys[] = {
157 static int cinergyt2_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
159 struct cinergyt2_state *st = d->priv;
162 *state = REMOTE_NO_KEY_PRESSED;
164 mutex_lock(&d->data_mutex);
165 st->data[0] = CINERGYT2_EP1_GET_RC_EVENTS;
167 ret = dvb_usb_generic_rw(d, st->data, 1, st->data, 5, 0);
171 if (st->data[4] == 0xff) {
174 if (st->rc_counter > RC_REPEAT_DELAY) {
175 for (i = 0; i < ARRAY_SIZE(repeatable_keys); i++) {
176 if (d->last_event == repeatable_keys[i]) {
177 *state = REMOTE_KEY_REPEAT;
178 *event = d->last_event;
179 deb_rc("repeat key, event %x\n",
184 deb_rc("repeated key (non repeatable)\n");
189 /* hack to pass checksum on the custom field */
190 st->data[2] = ~st->data[1];
191 dvb_usb_nec_rc_key_to_event(d, st->data, event, state);
192 if (st->data[0] != 0) {
193 if (*event != d->last_event)
196 deb_rc("key: %*ph\n", 5, st->data);
200 mutex_unlock(&d->data_mutex);
204 static int cinergyt2_usb_probe(struct usb_interface *intf,
205 const struct usb_device_id *id)
207 return dvb_usb_device_init(intf, &cinergyt2_properties,
208 THIS_MODULE, NULL, adapter_nr);
211 static struct usb_device_id cinergyt2_usb_table[] = {
212 { USB_DEVICE(USB_VID_TERRATEC, 0x0038) },
216 MODULE_DEVICE_TABLE(usb, cinergyt2_usb_table);
218 static struct dvb_usb_device_properties cinergyt2_properties = {
219 .size_of_priv = sizeof(struct cinergyt2_state),
225 .streaming_ctrl = cinergyt2_streaming_ctrl,
226 .frontend_attach = cinergyt2_frontend_attach,
228 /* parameter for the MPEG2-data transfer */
243 .power_ctrl = cinergyt2_power_ctrl,
247 .rc_map_table = rc_map_cinergyt2_table,
248 .rc_map_size = ARRAY_SIZE(rc_map_cinergyt2_table),
249 .rc_query = cinergyt2_rc_query,
252 .generic_bulk_ctrl_endpoint = 1,
254 .num_device_descs = 1,
256 { .name = "TerraTec/qanu USB2.0 Highspeed DVB-T Receiver",
258 .warm_ids = { &cinergyt2_usb_table[0], NULL },
265 static struct usb_driver cinergyt2_driver = {
267 .probe = cinergyt2_usb_probe,
268 .disconnect = dvb_usb_device_exit,
269 .id_table = cinergyt2_usb_table
272 module_usb_driver(cinergyt2_driver);
274 MODULE_DESCRIPTION("Terratec Cinergy T2 DVB-T driver");
275 MODULE_LICENSE("GPL");
276 MODULE_AUTHOR("Tomi Orava");