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Commit | Line | Data |
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776338e1 JS |
1 | /* DVB USB compliant linux driver for Nebula Electronics uDigiTV DVB-T USB2.0 |
2 | * receiver | |
3 | * | |
99e44da7 | 4 | * Copyright (C) 2005 Patrick Boettcher (patrick.boettcher@posteo.de) |
776338e1 | 5 | * |
78c6e73f | 6 | * partly based on the SDK published by Nebula Electronics |
776338e1 JS |
7 | * |
8 | * This program is free software; you can redistribute it and/or modify it | |
9 | * under the terms of the GNU General Public License as published by the Free | |
10 | * Software Foundation, version 2. | |
11 | * | |
12 | * see Documentation/dvb/README.dvb-usb for more information | |
13 | */ | |
14 | #include "digitv.h" | |
15 | ||
16 | #include "mt352.h" | |
17 | #include "nxt6000.h" | |
18 | ||
19 | /* debug */ | |
53133afb | 20 | static int dvb_usb_digitv_debug; |
776338e1 JS |
21 | module_param_named(debug,dvb_usb_digitv_debug, int, 0644); |
22 | MODULE_PARM_DESC(debug, "set debugging level (1=rc (or-able))." DVB_USB_DEBUG_STATUS); | |
78e92006 JG |
23 | |
24 | DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); | |
25 | ||
53133afb | 26 | #define deb_rc(args...) dprintk(dvb_usb_digitv_debug,0x01,args) |
776338e1 JS |
27 | |
28 | static int digitv_ctrl_msg(struct dvb_usb_device *d, | |
29 | u8 cmd, u8 vv, u8 *wbuf, int wlen, u8 *rbuf, int rlen) | |
30 | { | |
f0b0ada7 | 31 | struct digitv_state *st = d->priv; |
3dadf91c MCC |
32 | int ret, wo; |
33 | ||
34 | wo = (rbuf == NULL || rlen == 0); /* write-only */ | |
776338e1 | 35 | |
821117dc AM |
36 | if (wlen > 4 || rlen > 4) |
37 | return -EIO; | |
38 | ||
f0b0ada7 MCC |
39 | memset(st->sndbuf, 0, 7); |
40 | memset(st->rcvbuf, 0, 7); | |
41 | ||
42 | st->sndbuf[0] = cmd; | |
43 | st->sndbuf[1] = vv; | |
44 | st->sndbuf[2] = wo ? wlen : rlen; | |
776338e1 | 45 | |
4302c15e | 46 | if (wo) { |
f0b0ada7 | 47 | memcpy(&st->sndbuf[3], wbuf, wlen); |
3dadf91c | 48 | ret = dvb_usb_generic_write(d, st->sndbuf, 7); |
776338e1 | 49 | } else { |
3dadf91c | 50 | ret = dvb_usb_generic_rw(d, st->sndbuf, 7, st->rcvbuf, 7, 10); |
f0b0ada7 | 51 | memcpy(rbuf, &st->rcvbuf[3], rlen); |
776338e1 | 52 | } |
3dadf91c | 53 | return ret; |
776338e1 JS |
54 | } |
55 | ||
56 | /* I2C */ | |
57 | static int digitv_i2c_xfer(struct i2c_adapter *adap,struct i2c_msg msg[],int num) | |
58 | { | |
59 | struct dvb_usb_device *d = i2c_get_adapdata(adap); | |
60 | int i; | |
61 | ||
3593cab5 | 62 | if (mutex_lock_interruptible(&d->i2c_mutex) < 0) |
776338e1 JS |
63 | return -EAGAIN; |
64 | ||
65 | if (num > 2) | |
66 | warn("more than 2 i2c messages at a time is not handled yet. TODO."); | |
67 | ||
68 | for (i = 0; i < num; i++) { | |
69 | /* write/read request */ | |
70 | if (i+1 < num && (msg[i+1].flags & I2C_M_RD)) { | |
71 | if (digitv_ctrl_msg(d, USB_READ_COFDM, msg[i].buf[0], NULL, 0, | |
72 | msg[i+1].buf,msg[i+1].len) < 0) | |
73 | break; | |
74 | i++; | |
75 | } else | |
76 | if (digitv_ctrl_msg(d,USB_WRITE_COFDM, msg[i].buf[0], | |
77 | &msg[i].buf[1],msg[i].len-1,NULL,0) < 0) | |
78 | break; | |
79 | } | |
80 | ||
3593cab5 | 81 | mutex_unlock(&d->i2c_mutex); |
776338e1 JS |
82 | return i; |
83 | } | |
84 | ||
85 | static u32 digitv_i2c_func(struct i2c_adapter *adapter) | |
86 | { | |
87 | return I2C_FUNC_I2C; | |
88 | } | |
89 | ||
90 | static struct i2c_algorithm digitv_i2c_algo = { | |
776338e1 JS |
91 | .master_xfer = digitv_i2c_xfer, |
92 | .functionality = digitv_i2c_func, | |
93 | }; | |
94 | ||
95 | /* Callbacks for DVB USB */ | |
96 | static int digitv_identify_state (struct usb_device *udev, struct | |
4d43e13f | 97 | dvb_usb_device_properties *props, struct dvb_usb_device_description **desc, |
776338e1 JS |
98 | int *cold) |
99 | { | |
100 | *cold = udev->descriptor.iManufacturer == 0 && udev->descriptor.iProduct == 0; | |
101 | return 0; | |
102 | } | |
103 | ||
104 | static int digitv_mt352_demod_init(struct dvb_frontend *fe) | |
105 | { | |
78c6e73f PB |
106 | static u8 reset_buf[] = { 0x89, 0x38, 0x8a, 0x2d, 0x50, 0x80 }; |
107 | static u8 init_buf[] = { 0x68, 0xa0, 0x8e, 0x40, 0x53, 0x50, | |
108 | 0x67, 0x20, 0x7d, 0x01, 0x7c, 0x00, 0x7a, 0x00, | |
109 | 0x79, 0x20, 0x57, 0x05, 0x56, 0x31, 0x88, 0x0f, | |
110 | 0x75, 0x32 }; | |
111 | int i; | |
776338e1 | 112 | |
78c6e73f PB |
113 | for (i = 0; i < ARRAY_SIZE(reset_buf); i += 2) |
114 | mt352_write(fe, &reset_buf[i], 2); | |
776338e1 | 115 | |
776338e1 | 116 | msleep(1); |
776338e1 | 117 | |
78c6e73f PB |
118 | for (i = 0; i < ARRAY_SIZE(init_buf); i += 2) |
119 | mt352_write(fe, &init_buf[i], 2); | |
776338e1 JS |
120 | |
121 | return 0; | |
122 | } | |
123 | ||
124 | static struct mt352_config digitv_mt352_config = { | |
776338e1 | 125 | .demod_init = digitv_mt352_demod_init, |
776338e1 JS |
126 | }; |
127 | ||
14d24d14 | 128 | static int digitv_nxt6000_tuner_set_params(struct dvb_frontend *fe) |
115eea4e | 129 | { |
4d43e13f | 130 | struct dvb_usb_adapter *adap = fe->dvb->priv; |
115eea4e | 131 | u8 b[5]; |
4ce15678 | 132 | |
249fa0b0 | 133 | fe->ops.tuner_ops.calc_regs(fe, b, sizeof(b)); |
2fe22dcd MK |
134 | if (fe->ops.i2c_gate_ctrl) |
135 | fe->ops.i2c_gate_ctrl(fe, 1); | |
4d43e13f | 136 | return digitv_ctrl_msg(adap->dev, USB_WRITE_TUNER, 0, &b[1], 4, NULL, 0); |
115eea4e | 137 | } |
776338e1 | 138 | |
115eea4e SO |
139 | static struct nxt6000_config digitv_nxt6000_config = { |
140 | .clock_inversion = 1, | |
776338e1 JS |
141 | }; |
142 | ||
4d43e13f | 143 | static int digitv_frontend_attach(struct dvb_usb_adapter *adap) |
776338e1 | 144 | { |
4ce15678 TP |
145 | struct digitv_state *st = adap->dev->priv; |
146 | ||
331423c4 MK |
147 | adap->fe_adap[0].fe = dvb_attach(mt352_attach, &digitv_mt352_config, |
148 | &adap->dev->i2c_adap); | |
149 | if ((adap->fe_adap[0].fe) != NULL) { | |
4ce15678 | 150 | st->is_nxt6000 = 0; |
776338e1 | 151 | return 0; |
aac9ee95 | 152 | } |
331423c4 MK |
153 | adap->fe_adap[0].fe = dvb_attach(nxt6000_attach, |
154 | &digitv_nxt6000_config, | |
155 | &adap->dev->i2c_adap); | |
156 | if ((adap->fe_adap[0].fe) != NULL) { | |
4ce15678 | 157 | st->is_nxt6000 = 1; |
aac9ee95 AQ |
158 | return 0; |
159 | } | |
776338e1 JS |
160 | return -EIO; |
161 | } | |
162 | ||
4d43e13f | 163 | static int digitv_tuner_attach(struct dvb_usb_adapter *adap) |
78c6e73f | 164 | { |
4ce15678 TP |
165 | struct digitv_state *st = adap->dev->priv; |
166 | ||
77eed219 | 167 | if (!dvb_attach(dvb_pll_attach, adap->fe_adap[0].fe, 0x60, NULL, DVB_PLL_TDED4)) |
4ce15678 TP |
168 | return -ENODEV; |
169 | ||
170 | if (st->is_nxt6000) | |
77eed219 | 171 | adap->fe_adap[0].fe->ops.tuner_ops.set_params = digitv_nxt6000_tuner_set_params; |
4ce15678 | 172 | |
78c6e73f PB |
173 | return 0; |
174 | } | |
175 | ||
2f4f58d6 | 176 | static struct rc_map_table rc_map_digitv_table[] = { |
2e365883 MCC |
177 | { 0x5f55, KEY_0 }, |
178 | { 0x6f55, KEY_1 }, | |
179 | { 0x9f55, KEY_2 }, | |
180 | { 0xaf55, KEY_3 }, | |
181 | { 0x5f56, KEY_4 }, | |
182 | { 0x6f56, KEY_5 }, | |
183 | { 0x9f56, KEY_6 }, | |
184 | { 0xaf56, KEY_7 }, | |
185 | { 0x5f59, KEY_8 }, | |
186 | { 0x6f59, KEY_9 }, | |
187 | { 0x9f59, KEY_TV }, | |
188 | { 0xaf59, KEY_AUX }, | |
189 | { 0x5f5a, KEY_DVD }, | |
190 | { 0x6f5a, KEY_POWER }, | |
444cc20b | 191 | { 0x9f5a, KEY_CAMERA }, /* labelled 'Picture' */ |
2e365883 MCC |
192 | { 0xaf5a, KEY_AUDIO }, |
193 | { 0x5f65, KEY_INFO }, | |
194 | { 0x6f65, KEY_F13 }, /* 16:9 */ | |
195 | { 0x9f65, KEY_F14 }, /* 14:9 */ | |
196 | { 0xaf65, KEY_EPG }, | |
197 | { 0x5f66, KEY_EXIT }, | |
198 | { 0x6f66, KEY_MENU }, | |
199 | { 0x9f66, KEY_UP }, | |
200 | { 0xaf66, KEY_DOWN }, | |
201 | { 0x5f69, KEY_LEFT }, | |
202 | { 0x6f69, KEY_RIGHT }, | |
203 | { 0x9f69, KEY_ENTER }, | |
204 | { 0xaf69, KEY_CHANNELUP }, | |
205 | { 0x5f6a, KEY_CHANNELDOWN }, | |
206 | { 0x6f6a, KEY_VOLUMEUP }, | |
207 | { 0x9f6a, KEY_VOLUMEDOWN }, | |
208 | { 0xaf6a, KEY_RED }, | |
209 | { 0x5f95, KEY_GREEN }, | |
210 | { 0x6f95, KEY_YELLOW }, | |
211 | { 0x9f95, KEY_BLUE }, | |
212 | { 0xaf95, KEY_SUBTITLE }, | |
213 | { 0x5f96, KEY_F15 }, /* AD */ | |
214 | { 0x6f96, KEY_TEXT }, | |
215 | { 0x9f96, KEY_MUTE }, | |
216 | { 0xaf96, KEY_REWIND }, | |
217 | { 0x5f99, KEY_STOP }, | |
218 | { 0x6f99, KEY_PLAY }, | |
219 | { 0x9f99, KEY_FASTFORWARD }, | |
220 | { 0xaf99, KEY_F16 }, /* chapter */ | |
221 | { 0x5f9a, KEY_PAUSE }, | |
222 | { 0x6f9a, KEY_PLAY }, | |
223 | { 0x9f9a, KEY_RECORD }, | |
224 | { 0xaf9a, KEY_F17 }, /* picture in picture */ | |
225 | { 0x5fa5, KEY_KPPLUS }, /* zoom in */ | |
226 | { 0x6fa5, KEY_KPMINUS }, /* zoom out */ | |
227 | { 0x9fa5, KEY_F18 }, /* capture */ | |
228 | { 0xafa5, KEY_F19 }, /* web */ | |
229 | { 0x5fa6, KEY_EMAIL }, | |
230 | { 0x6fa6, KEY_PHONE }, | |
231 | { 0x9fa6, KEY_PC }, | |
776338e1 JS |
232 | }; |
233 | ||
15ac8e66 | 234 | static int digitv_rc_query(struct dvb_usb_device *d, u32 *event, int *state) |
776338e1 | 235 | { |
774c0de4 | 236 | int i; |
776338e1 | 237 | u8 key[5]; |
774c0de4 AT |
238 | u8 b[4] = { 0 }; |
239 | ||
240 | *event = 0; | |
241 | *state = REMOTE_NO_KEY_PRESSED; | |
776338e1 JS |
242 | |
243 | digitv_ctrl_msg(d,USB_READ_REMOTE,0,NULL,0,&key[1],4); | |
774c0de4 AT |
244 | |
245 | /* Tell the device we've read the remote. Not sure how necessary | |
246 | this is, but the Nebula SDK does it. */ | |
247 | digitv_ctrl_msg(d,USB_WRITE_REMOTE,0,b,4,NULL,0); | |
248 | ||
249 | /* if something is inside the buffer, simulate key press */ | |
776338e1 | 250 | if (key[1] != 0) |
774c0de4 | 251 | { |
2f4f58d6 MCC |
252 | for (i = 0; i < d->props.rc.legacy.rc_map_size; i++) { |
253 | if (rc5_custom(&d->props.rc.legacy.rc_map_table[i]) == key[1] && | |
254 | rc5_data(&d->props.rc.legacy.rc_map_table[i]) == key[2]) { | |
255 | *event = d->props.rc.legacy.rc_map_table[i].keycode; | |
774c0de4 AT |
256 | *state = REMOTE_KEY_PRESSED; |
257 | return 0; | |
258 | } | |
259 | } | |
260 | } | |
776338e1 | 261 | |
776338e1 | 262 | if (key[0] != 0) |
5bdb7872 | 263 | deb_rc("key: %*ph\n", 5, key); |
776338e1 JS |
264 | return 0; |
265 | } | |
266 | ||
776338e1 | 267 | /* DVB USB Driver stuff */ |
4d43e13f | 268 | static struct dvb_usb_device_properties digitv_properties; |
776338e1 JS |
269 | |
270 | static int digitv_probe(struct usb_interface *intf, | |
271 | const struct usb_device_id *id) | |
272 | { | |
115eea4e | 273 | struct dvb_usb_device *d; |
78e92006 JG |
274 | int ret = dvb_usb_device_init(intf, &digitv_properties, THIS_MODULE, &d, |
275 | adapter_nr); | |
276 | if (ret == 0) { | |
115eea4e SO |
277 | u8 b[4] = { 0 }; |
278 | ||
21d06544 PB |
279 | if (d != NULL) { /* do that only when the firmware is loaded */ |
280 | b[0] = 1; | |
281 | digitv_ctrl_msg(d,USB_WRITE_REMOTE_TYPE,0,b,4,NULL,0); | |
115eea4e | 282 | |
21d06544 PB |
283 | b[0] = 0; |
284 | digitv_ctrl_msg(d,USB_WRITE_REMOTE,0,b,4,NULL,0); | |
285 | } | |
115eea4e SO |
286 | } |
287 | return ret; | |
776338e1 JS |
288 | } |
289 | ||
290 | static struct usb_device_id digitv_table [] = { | |
291 | { USB_DEVICE(USB_VID_ANCHOR, USB_PID_NEBULA_DIGITV) }, | |
292 | { } /* Terminating entry */ | |
293 | }; | |
294 | MODULE_DEVICE_TABLE (usb, digitv_table); | |
295 | ||
4d43e13f | 296 | static struct dvb_usb_device_properties digitv_properties = { |
776338e1 JS |
297 | .caps = DVB_USB_IS_AN_I2C_ADAPTER, |
298 | ||
299 | .usb_ctrl = CYPRESS_FX2, | |
21d06544 | 300 | .firmware = "dvb-usb-digitv-02.fw", |
776338e1 | 301 | |
4ce15678 TP |
302 | .size_of_priv = sizeof(struct digitv_state), |
303 | ||
4d43e13f PB |
304 | .num_adapters = 1, |
305 | .adapter = { | |
306 | { | |
77eed219 MK |
307 | .num_frontends = 1, |
308 | .fe = {{ | |
01451e72 PB |
309 | .frontend_attach = digitv_frontend_attach, |
310 | .tuner_attach = digitv_tuner_attach, | |
776338e1 | 311 | |
01451e72 | 312 | /* parameter for the MPEG2-data transfer */ |
4d43e13f PB |
313 | .stream = { |
314 | .type = USB_BULK, | |
01451e72 PB |
315 | .count = 7, |
316 | .endpoint = 0x02, | |
317 | .u = { | |
318 | .bulk = { | |
319 | .buffersize = 4096, | |
320 | } | |
321 | } | |
322 | }, | |
77eed219 | 323 | }}, |
4d43e13f PB |
324 | } |
325 | }, | |
326 | .identify_state = digitv_identify_state, | |
327 | ||
f72a27b8 MCC |
328 | .rc.legacy = { |
329 | .rc_interval = 1000, | |
2f4f58d6 MCC |
330 | .rc_map_table = rc_map_digitv_table, |
331 | .rc_map_size = ARRAY_SIZE(rc_map_digitv_table), | |
f72a27b8 MCC |
332 | .rc_query = digitv_rc_query, |
333 | }, | |
4d43e13f PB |
334 | |
335 | .i2c_algo = &digitv_i2c_algo, | |
336 | ||
337 | .generic_bulk_ctrl_endpoint = 0x01, | |
776338e1 | 338 | |
78c6e73f | 339 | .num_device_descs = 1, |
776338e1 JS |
340 | .devices = { |
341 | { "Nebula Electronics uDigiTV DVB-T USB2.0)", | |
342 | { &digitv_table[0], NULL }, | |
343 | { NULL }, | |
344 | }, | |
21d06544 | 345 | { NULL }, |
776338e1 JS |
346 | } |
347 | }; | |
348 | ||
349 | static struct usb_driver digitv_driver = { | |
63b5c1c4 | 350 | .name = "dvb_usb_digitv", |
776338e1 JS |
351 | .probe = digitv_probe, |
352 | .disconnect = dvb_usb_device_exit, | |
353 | .id_table = digitv_table, | |
354 | }; | |
355 | ||
ecb3b2b3 | 356 | module_usb_driver(digitv_driver); |
776338e1 | 357 | |
99e44da7 | 358 | MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@posteo.de>"); |
776338e1 JS |
359 | MODULE_DESCRIPTION("Driver for Nebula Electronics uDigiTV DVB-T USB2.0"); |
360 | MODULE_VERSION("1.0-alpha"); | |
361 | MODULE_LICENSE("GPL"); |