1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
|
// SPDX-License-Identifier: GPL-2.0-or-later
/*
* TerraTec Cinergy T2/qanu USB2 DVB-T adapter.
*
* Copyright (C) 2007 Tomi Orava (tomimo@ncircle.nullnet.fi)
*
* Based on the dvb-usb-framework code and the
* original Terratec Cinergy T2 driver by:
*
* Copyright (C) 2004 Daniel Mack <daniel@qanu.de> and
* Holger Waechtler <holger@qanu.de>
*
* Protocol Spec published on http://qanu.de/specs/terratec_cinergyT2.pdf
*/
#include "cinergyT2.h"
/* debug */
int dvb_usb_cinergyt2_debug;
module_param_named(debug, dvb_usb_cinergyt2_debug, int, 0644);
MODULE_PARM_DESC(debug, "set debugging level (1=info, xfer=2, rc=4 (or-able)).");
DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
struct cinergyt2_state {
u8 rc_counter;
unsigned char data[64];
};
/* Forward declaration */
static const struct dvb_usb_device_properties cinergyt2_properties;
static int cinergyt2_streaming_ctrl(struct dvb_usb_adapter *adap, int enable)
{
struct dvb_usb_device *d = adap->dev;
struct cinergyt2_state *st = d->priv;
int ret;
mutex_lock(&d->data_mutex);
st->data[0] = CINERGYT2_EP1_CONTROL_STREAM_TRANSFER;
st->data[1] = enable ? 1 : 0;
ret = dvb_usb_generic_rw(d, st->data, 2, st->data, 64, 0);
mutex_unlock(&d->data_mutex);
return ret;
}
static int cinergyt2_power_ctrl(struct dvb_usb_device *d, int enable)
{
struct cinergyt2_state *st = d->priv;
int ret;
mutex_lock(&d->data_mutex);
st->data[0] = CINERGYT2_EP1_SLEEP_MODE;
st->data[1] = enable ? 0 : 1;
ret = dvb_usb_generic_rw(d, st->data, 2, st->data, 3, 0);
mutex_unlock(&d->data_mutex);
return ret;
}
static int cinergyt2_frontend_attach(struct dvb_usb_adapter *adap)
{
struct dvb_usb_device *d = adap->dev;
struct cinergyt2_state *st = d->priv;
int ret;
adap->fe_adap[0].fe = cinergyt2_fe_attach(adap->dev);
mutex_lock(&d->data_mutex);
st->data[0] = CINERGYT2_EP1_GET_FIRMWARE_VERSION;
ret = dvb_usb_generic_rw(d, st->data, 1, st->data, 3, 0);
if (ret < 0) {
if (adap->fe_adap[0].fe)
adap->fe_adap[0].fe->ops.release(adap->fe_adap[0].fe);
deb_rc("cinergyt2_power_ctrl() Failed to retrieve sleep state info\n");
}
mutex_unlock(&d->data_mutex);
return ret;
}
static struct rc_map_table rc_map_cinergyt2_table[] = {
{ 0x0401, KEY_POWER },
{ 0x0402, KEY_1 },
{ 0x0403, KEY_2 },
{ 0x0404, KEY_3 },
{ 0x0405, KEY_4 },
{ 0x0406, KEY_5 },
{ 0x0407, KEY_6 },
{ 0x0408, KEY_7 },
{ 0x0409, KEY_8 },
{ 0x040a, KEY_9 },
{ 0x040c, KEY_0 },
{ 0x040b, KEY_VIDEO },
{ 0x040d, KEY_REFRESH },
{ 0x040e, KEY_SELECT },
{ 0x040f, KEY_EPG },
{ 0x0410, KEY_UP },
{ 0x0414, KEY_DOWN },
{ 0x0411, KEY_LEFT },
{ 0x0413, KEY_RIGHT },
{ 0x0412, KEY_OK },
{ 0x0415, KEY_TEXT },
{ 0x0416, KEY_INFO },
{ 0x0417, KEY_RED },
{ 0x0418, KEY_GREEN },
{ 0x0419, KEY_YELLOW },
{ 0x041a, KEY_BLUE },
{ 0x041c, KEY_VOLUMEUP },
{ 0x041e, KEY_VOLUMEDOWN },
{ 0x041d, KEY_MUTE },
{ 0x041b, KEY_CHANNELUP },
{ 0x041f, KEY_CHANNELDOWN },
{ 0x0440, KEY_PAUSE },
{ 0x044c, KEY_PLAY },
{ 0x0458, KEY_RECORD },
{ 0x0454, KEY_PREVIOUS },
{ 0x0448, KEY_STOP },
{ 0x045c, KEY_NEXT }
};
/* Number of keypresses to ignore before detect repeating */
#define RC_REPEAT_DELAY 3
static int repeatable_keys[] = {
KEY_UP,
KEY_DOWN,
KEY_LEFT,
KEY_RIGHT,
KEY_VOLUMEUP,
KEY_VOLUMEDOWN,
KEY_CHANNELUP,
KEY_CHANNELDOWN
};
static int cinergyt2_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
{
struct cinergyt2_state *st = d->priv;
int i, ret;
*state = REMOTE_NO_KEY_PRESSED;
mutex_lock(&d->data_mutex);
st->data[0] = CINERGYT2_EP1_GET_RC_EVENTS;
ret = dvb_usb_generic_rw(d, st->data, 1, st->data, 5, 0);
if (ret < 0)
goto ret;
if (st->data[4] == 0xff) {
/* key repeat */
st->rc_counter++;
if (st->rc_counter > RC_REPEAT_DELAY) {
for (i = 0; i < ARRAY_SIZE(repeatable_keys); i++) {
if (d->last_event == repeatable_keys[i]) {
*state = REMOTE_KEY_REPEAT;
*event = d->last_event;
deb_rc("repeat key, event %x\n",
*event);
goto ret;
}
}
deb_rc("repeated key (non repeatable)\n");
}
goto ret;
}
/* hack to pass checksum on the custom field */
st->data[2] = ~st->data[1];
dvb_usb_nec_rc_key_to_event(d, st->data, event, state);
if (st->data[0] != 0) {
if (*event != d->last_event)
st->rc_counter = 0;
deb_rc("key: %*ph\n", 5, st->data);
}
ret:
mutex_unlock(&d->data_mutex);
return ret;
}
static int cinergyt2_usb_probe(struct usb_interface *intf,
const struct usb_device_id *id)
{
return dvb_usb_device_init(intf, &cinergyt2_properties,
THIS_MODULE, NULL, adapter_nr);
}
enum {
TERRATEC_CINERGY_T2,
};
static struct usb_device_id cinergyt2_usb_table[] = {
DVB_USB_DEV(TERRATEC, TERRATEC_CINERGY_T2),
{ }
};
MODULE_DEVICE_TABLE(usb, cinergyt2_usb_table);
static const struct dvb_usb_device_properties cinergyt2_properties = {
.size_of_priv = sizeof(struct cinergyt2_state),
.num_adapters = 1,
.adapter = {
{
.num_frontends = 1,
.fe = {{
.streaming_ctrl = cinergyt2_streaming_ctrl,
.frontend_attach = cinergyt2_frontend_attach,
/* parameter for the MPEG2-data transfer */
.stream = {
.type = USB_BULK,
.count = 5,
.endpoint = 0x02,
.u = {
.bulk = {
.buffersize = 512,
}
}
},
}},
}
},
.power_ctrl = cinergyt2_power_ctrl,
.rc.legacy = {
.rc_interval = 50,
.rc_map_table = rc_map_cinergyt2_table,
.rc_map_size = ARRAY_SIZE(rc_map_cinergyt2_table),
.rc_query = cinergyt2_rc_query,
},
.generic_bulk_ctrl_endpoint = 1,
.num_device_descs = 1,
.devices = {
{ .name = "TerraTec/qanu USB2.0 Highspeed DVB-T Receiver",
.cold_ids = {NULL},
.warm_ids = { &cinergyt2_usb_table[TERRATEC_CINERGY_T2], NULL },
},
{ NULL },
}
};
static struct usb_driver cinergyt2_driver = {
.name = "cinergyT2",
.probe = cinergyt2_usb_probe,
.disconnect = dvb_usb_device_exit,
.id_table = cinergyt2_usb_table
};
module_usb_driver(cinergyt2_driver);
MODULE_DESCRIPTION("Terratec Cinergy T2 DVB-T driver");
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Tomi Orava");
|