Merge branch 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / media / dvb / dvb-usb / ttusb2.c
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1/* DVB USB compliant linux driver for Technotrend DVB USB boxes and clones
2 * (e.g. Pinnacle 400e DVB-S USB2.0).
3 *
4 * The Pinnacle 400e uses the same protocol as the Technotrend USB1.1 boxes.
5 *
6 * TDA8263 + TDA10086
7 *
8 * I2C addresses:
9 * 0x08 - LNBP21PD - LNB power supply
10 * 0x0e - TDA10086 - Demodulator
11 * 0x50 - FX2 eeprom
12 * 0x60 - TDA8263 - Tuner
13 * 0x78 ???
14 *
15 * Copyright (c) 2002 Holger Waechtler <holger@convergence.de>
16 * Copyright (c) 2003 Felix Domke <tmbinc@elitedvb.net>
17 * Copyright (C) 2005-6 Patrick Boettcher <pb@linuxtv.org>
18 *
19 * This program is free software; you can redistribute it and/or modify it
20 * under the terms of the GNU General Public License as published by the Free
21 * Software Foundation, version 2.
22 *
23 * see Documentation/dvb/README.dvb-usb for more information
24 */
25#define DVB_USB_LOG_PREFIX "ttusb2"
26#include "dvb-usb.h"
27
28#include "ttusb2.h"
29
30#include "tda826x.h"
31#include "tda10086.h"
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32#include "tda1002x.h"
33#include "tda827x.h"
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34#include "lnbp21.h"
35
36/* debug */
37static int dvb_usb_ttusb2_debug;
38#define deb_info(args...) dprintk(dvb_usb_ttusb2_debug,0x01,args)
39module_param_named(debug,dvb_usb_ttusb2_debug, int, 0644);
40MODULE_PARM_DESC(debug, "set debugging level (1=info (or-able))." DVB_USB_DEBUG_STATUS);
41
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42DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
43
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44struct ttusb2_state {
45 u8 id;
9d1da730 46 u16 last_rc_key;
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47};
48
49static int ttusb2_msg(struct dvb_usb_device *d, u8 cmd,
50 u8 *wbuf, int wlen, u8 *rbuf, int rlen)
51{
52 struct ttusb2_state *st = d->priv;
53 u8 s[wlen+4],r[64] = { 0 };
54 int ret = 0;
55
56 memset(s,0,wlen+4);
57
58 s[0] = 0xaa;
59 s[1] = ++st->id;
60 s[2] = cmd;
61 s[3] = wlen;
62 memcpy(&s[4],wbuf,wlen);
63
64 ret = dvb_usb_generic_rw(d, s, wlen+4, r, 64, 0);
65
66 if (ret != 0 ||
67 r[0] != 0x55 ||
68 r[1] != s[1] ||
69 r[2] != cmd ||
70 (rlen > 0 && r[3] != rlen)) {
71 warn("there might have been an error during control message transfer. (rlen = %d, was %d)",rlen,r[3]);
72 return -EIO;
73 }
74
75 if (rlen > 0)
76 memcpy(rbuf, &r[4], rlen);
77
78 return 0;
79}
80
81static int ttusb2_i2c_xfer(struct i2c_adapter *adap,struct i2c_msg msg[],int num)
82{
83 struct dvb_usb_device *d = i2c_get_adapdata(adap);
84 static u8 obuf[60], ibuf[60];
85 int i,read;
86
87 if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
88 return -EAGAIN;
89
90 if (num > 2)
91 warn("more than 2 i2c messages at a time is not handled yet. TODO.");
92
93 for (i = 0; i < num; i++) {
94 read = i+1 < num && (msg[i+1].flags & I2C_M_RD);
95
96 obuf[0] = (msg[i].addr << 1) | read;
97 obuf[1] = msg[i].len;
98
99 /* read request */
100 if (read)
101 obuf[2] = msg[i+1].len;
102 else
103 obuf[2] = 0;
104
105 memcpy(&obuf[3],msg[i].buf,msg[i].len);
106
107 if (ttusb2_msg(d, CMD_I2C_XFER, obuf, msg[i].len+3, ibuf, obuf[2] + 3) < 0) {
108 err("i2c transfer failed.");
109 break;
110 }
111
112 if (read) {
113 memcpy(msg[i+1].buf,&ibuf[3],msg[i+1].len);
114 i++;
115 }
116 }
117
118 mutex_unlock(&d->i2c_mutex);
119 return i;
120}
121
122static u32 ttusb2_i2c_func(struct i2c_adapter *adapter)
123{
124 return I2C_FUNC_I2C;
125}
126
127static struct i2c_algorithm ttusb2_i2c_algo = {
128 .master_xfer = ttusb2_i2c_xfer,
129 .functionality = ttusb2_i2c_func,
130};
131
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132/* command to poll IR receiver (copied from pctv452e.c) */
133#define CMD_GET_IR_CODE 0x1b
134
135/* IR */
136static int tt3650_rc_query(struct dvb_usb_device *d)
137{
138 int ret;
139 u8 rx[9]; /* A CMD_GET_IR_CODE reply is 9 bytes long */
140 struct ttusb2_state *st = d->priv;
141 ret = ttusb2_msg(d, CMD_GET_IR_CODE, NULL, 0, rx, sizeof(rx));
142 if (ret != 0)
143 return ret;
144
145 if (rx[8] & 0x01) {
146 /* got a "press" event */
147 st->last_rc_key = (rx[3] << 8) | rx[2];
148 deb_info("%s: cmd=0x%02x sys=0x%02x\n", __func__, rx[2], rx[3]);
149 rc_keydown(d->rc_dev, st->last_rc_key, 0);
150 } else if (st->last_rc_key) {
151 rc_keyup(d->rc_dev);
152 st->last_rc_key = 0;
153 }
154
155 return 0;
156}
157
158
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159/* Callbacks for DVB USB */
160static int ttusb2_identify_state (struct usb_device *udev, struct
161 dvb_usb_device_properties *props, struct dvb_usb_device_description **desc,
162 int *cold)
163{
164 *cold = udev->descriptor.iManufacturer == 0 && udev->descriptor.iProduct == 0;
165 return 0;
166}
167
168static int ttusb2_power_ctrl(struct dvb_usb_device *d, int onoff)
169{
170 u8 b = onoff;
171 ttusb2_msg(d, CMD_POWER, &b, 0, NULL, 0);
172 return ttusb2_msg(d, CMD_POWER, &b, 1, NULL, 0);
173}
174
175
176static struct tda10086_config tda10086_config = {
177 .demod_address = 0x0e,
178 .invert = 0,
ea75baf4 179 .diseqc_tone = 1,
9a1b04e4 180 .xtal_freq = TDA10086_XTAL_16M,
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181};
182
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183static struct tda10023_config tda10023_config = {
184 .demod_address = 0x0c,
185 .invert = 0,
186 .xtal = 16000000,
187 .pll_m = 11,
188 .pll_p = 3,
189 .pll_n = 1,
190 .deltaf = 0xa511,
191};
192
193static int ttusb2_frontend_tda10086_attach(struct dvb_usb_adapter *adap)
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194{
195 if (usb_set_interface(adap->dev->udev,0,3) < 0)
196 err("set interface to alts=3 failed");
197
198 if ((adap->fe = dvb_attach(tda10086_attach, &tda10086_config, &adap->dev->i2c_adap)) == NULL) {
199 deb_info("TDA10086 attach failed\n");
200 return -ENODEV;
201 }
202
203 return 0;
204}
205
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206static int ttusb2_frontend_tda10023_attach(struct dvb_usb_adapter *adap)
207{
208 if (usb_set_interface(adap->dev->udev, 0, 3) < 0)
209 err("set interface to alts=3 failed");
210 if ((adap->fe = dvb_attach(tda10023_attach, &tda10023_config, &adap->dev->i2c_adap, 0x48)) == NULL) {
211 deb_info("TDA10023 attach failed\n");
212 return -ENODEV;
213 }
214 return 0;
215}
216
217static int ttusb2_tuner_tda827x_attach(struct dvb_usb_adapter *adap)
218{
219 if (dvb_attach(tda827x_attach, adap->fe, 0x61, &adap->dev->i2c_adap, NULL) == NULL) {
220 printk(KERN_ERR "%s: No tda827x found!\n", __func__);
221 return -ENODEV;
222 }
223 return 0;
224}
225
226static int ttusb2_tuner_tda826x_attach(struct dvb_usb_adapter *adap)
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227{
228 if (dvb_attach(tda826x_attach, adap->fe, 0x60, &adap->dev->i2c_adap, 0) == NULL) {
229 deb_info("TDA8263 attach failed\n");
230 return -ENODEV;
231 }
232
233 if (dvb_attach(lnbp21_attach, adap->fe, &adap->dev->i2c_adap, 0, 0) == NULL) {
234 deb_info("LNBP21 attach failed\n");
235 return -ENODEV;
236 }
237 return 0;
238}
239
240/* DVB USB Driver stuff */
241static struct dvb_usb_device_properties ttusb2_properties;
8c899bce 242static struct dvb_usb_device_properties ttusb2_properties_s2400;
76952c7e 243static struct dvb_usb_device_properties ttusb2_properties_ct3650;
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244
245static int ttusb2_probe(struct usb_interface *intf,
246 const struct usb_device_id *id)
247{
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248 if (0 == dvb_usb_device_init(intf, &ttusb2_properties,
249 THIS_MODULE, NULL, adapter_nr) ||
250 0 == dvb_usb_device_init(intf, &ttusb2_properties_s2400,
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251 THIS_MODULE, NULL, adapter_nr) ||
252 0 == dvb_usb_device_init(intf, &ttusb2_properties_ct3650,
78e92006 253 THIS_MODULE, NULL, adapter_nr))
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254 return 0;
255 return -ENODEV;
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256}
257
258static struct usb_device_id ttusb2_table [] = {
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259 { USB_DEVICE(USB_VID_PINNACLE, USB_PID_PCTV_400E) },
260 { USB_DEVICE(USB_VID_PINNACLE, USB_PID_PCTV_450E) },
261 { USB_DEVICE(USB_VID_TECHNOTREND,
262 USB_PID_TECHNOTREND_CONNECT_S2400) },
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263 { USB_DEVICE(USB_VID_TECHNOTREND,
264 USB_PID_TECHNOTREND_CONNECT_CT3650) },
8c899bce 265 {} /* Terminating entry */
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266};
267MODULE_DEVICE_TABLE (usb, ttusb2_table);
268
269static struct dvb_usb_device_properties ttusb2_properties = {
270 .caps = DVB_USB_IS_AN_I2C_ADAPTER,
271
272 .usb_ctrl = CYPRESS_FX2,
273 .firmware = "dvb-usb-pctv-400e-01.fw",
274
275 .size_of_priv = sizeof(struct ttusb2_state),
276
277 .num_adapters = 1,
278 .adapter = {
279 {
280 .streaming_ctrl = NULL, // ttusb2_streaming_ctrl,
281
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282 .frontend_attach = ttusb2_frontend_tda10086_attach,
283 .tuner_attach = ttusb2_tuner_tda826x_attach,
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284
285 /* parameter for the MPEG2-data transfer */
286 .stream = {
287 .type = USB_ISOC,
288 .count = 5,
289 .endpoint = 0x02,
290 .u = {
291 .isoc = {
292 .framesperurb = 4,
293 .framesize = 940,
294 .interval = 1,
295 }
296 }
297 }
298 }
299 },
300
301 .power_ctrl = ttusb2_power_ctrl,
302 .identify_state = ttusb2_identify_state,
303
304 .i2c_algo = &ttusb2_i2c_algo,
305
306 .generic_bulk_ctrl_endpoint = 0x01,
307
ddc9ece8 308 .num_device_descs = 2,
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309 .devices = {
310 { "Pinnacle 400e DVB-S USB2.0",
311 { &ttusb2_table[0], NULL },
312 { NULL },
313 },
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314 { "Pinnacle 450e DVB-S USB2.0",
315 { &ttusb2_table[1], NULL },
316 { NULL },
317 },
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318 }
319};
320
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321static struct dvb_usb_device_properties ttusb2_properties_s2400 = {
322 .caps = DVB_USB_IS_AN_I2C_ADAPTER,
323
324 .usb_ctrl = CYPRESS_FX2,
325 .firmware = "dvb-usb-tt-s2400-01.fw",
326
327 .size_of_priv = sizeof(struct ttusb2_state),
328
329 .num_adapters = 1,
330 .adapter = {
331 {
332 .streaming_ctrl = NULL,
333
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334 .frontend_attach = ttusb2_frontend_tda10086_attach,
335 .tuner_attach = ttusb2_tuner_tda826x_attach,
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336
337 /* parameter for the MPEG2-data transfer */
338 .stream = {
339 .type = USB_ISOC,
340 .count = 5,
341 .endpoint = 0x02,
342 .u = {
343 .isoc = {
344 .framesperurb = 4,
345 .framesize = 940,
346 .interval = 1,
347 }
348 }
349 }
350 }
351 },
352
353 .power_ctrl = ttusb2_power_ctrl,
354 .identify_state = ttusb2_identify_state,
355
356 .i2c_algo = &ttusb2_i2c_algo,
357
358 .generic_bulk_ctrl_endpoint = 0x01,
359
360 .num_device_descs = 1,
361 .devices = {
362 { "Technotrend TT-connect S-2400",
363 { &ttusb2_table[2], NULL },
364 { NULL },
365 },
366 }
367};
368
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369static struct dvb_usb_device_properties ttusb2_properties_ct3650 = {
370 .caps = DVB_USB_IS_AN_I2C_ADAPTER,
371
372 .usb_ctrl = CYPRESS_FX2,
373
374 .size_of_priv = sizeof(struct ttusb2_state),
375
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376 .rc.core = {
377 .rc_interval = 150, /* Less than IR_KEYPRESS_TIMEOUT */
378 .rc_codes = RC_MAP_TT_1500,
379 .rc_query = tt3650_rc_query,
380 .allowed_protos = RC_TYPE_UNKNOWN,
381 },
382
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383 .num_adapters = 1,
384 .adapter = {
385 {
386 .streaming_ctrl = NULL,
387
388 .frontend_attach = ttusb2_frontend_tda10023_attach,
389 .tuner_attach = ttusb2_tuner_tda827x_attach,
390
391 /* parameter for the MPEG2-data transfer */
392 .stream = {
393 .type = USB_ISOC,
394 .count = 5,
395 .endpoint = 0x02,
396 .u = {
397 .isoc = {
398 .framesperurb = 4,
399 .framesize = 940,
400 .interval = 1,
401 }
402 }
403 }
404 },
405 },
406
407 .power_ctrl = ttusb2_power_ctrl,
408 .identify_state = ttusb2_identify_state,
409
410 .i2c_algo = &ttusb2_i2c_algo,
411
412 .generic_bulk_ctrl_endpoint = 0x01,
413
414 .num_device_descs = 1,
415 .devices = {
416 { "Technotrend TT-connect CT-3650",
417 .warm_ids = { &ttusb2_table[3], NULL },
418 },
419 }
420};
421
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422static struct usb_driver ttusb2_driver = {
423 .name = "dvb_usb_ttusb2",
424 .probe = ttusb2_probe,
425 .disconnect = dvb_usb_device_exit,
426 .id_table = ttusb2_table,
427};
428
429/* module stuff */
430static int __init ttusb2_module_init(void)
431{
432 int result;
433 if ((result = usb_register(&ttusb2_driver))) {
434 err("usb_register failed. Error number %d",result);
435 return result;
436 }
437
438 return 0;
439}
440
441static void __exit ttusb2_module_exit(void)
442{
443 /* deregister this driver from the USB subsystem */
444 usb_deregister(&ttusb2_driver);
445}
446
447module_init (ttusb2_module_init);
448module_exit (ttusb2_module_exit);
449
450MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@desy.de>");
451MODULE_DESCRIPTION("Driver for Pinnacle PCTV 400e DVB-S USB2.0");
452MODULE_VERSION("1.0");
453MODULE_LICENSE("GPL");