xref: /linux/drivers/media/usb/dvb-usb/dw2102.c (revision b14132797d8041a42e03f4ffa1e722da1425adfb)
1 /* DVB USB framework compliant Linux driver for the
2  *	DVBWorld DVB-S 2101, 2102, DVB-S2 2104, DVB-C 3101,
3  *	TeVii S600, S630, S650, S660, S480, S421, S632
4  *	Prof 1100, 7500,
5  *	Geniatech SU3000, T220,
6  *	TechnoTrend S2-4600 Cards
7  * Copyright (C) 2008-2012 Igor M. Liplianin (liplianin@me.by)
8  *
9  *	This program is free software; you can redistribute it and/or modify it
10  *	under the terms of the GNU General Public License as published by the
11  *	Free Software Foundation, version 2.
12  *
13  * see Documentation/dvb/README.dvb-usb for more information
14  */
15 #include "dw2102.h"
16 #include "si21xx.h"
17 #include "stv0299.h"
18 #include "z0194a.h"
19 #include "stv0288.h"
20 #include "stb6000.h"
21 #include "eds1547.h"
22 #include "cx24116.h"
23 #include "tda1002x.h"
24 #include "mt312.h"
25 #include "zl10039.h"
26 #include "ts2020.h"
27 #include "ds3000.h"
28 #include "stv0900.h"
29 #include "stv6110.h"
30 #include "stb6100.h"
31 #include "stb6100_proc.h"
32 #include "m88rs2000.h"
33 #include "tda18271.h"
34 #include "cxd2820r.h"
35 #include "m88ds3103.h"
36 #include "ts2020.h"
37 
38 /* Max transfer size done by I2C transfer functions */
39 #define MAX_XFER_SIZE  64
40 
41 #ifndef USB_PID_DW2102
42 #define USB_PID_DW2102 0x2102
43 #endif
44 
45 #ifndef USB_PID_DW2104
46 #define USB_PID_DW2104 0x2104
47 #endif
48 
49 #ifndef USB_PID_DW3101
50 #define USB_PID_DW3101 0x3101
51 #endif
52 
53 #ifndef USB_PID_CINERGY_S
54 #define USB_PID_CINERGY_S 0x0064
55 #endif
56 
57 #ifndef USB_PID_TEVII_S630
58 #define USB_PID_TEVII_S630 0xd630
59 #endif
60 
61 #ifndef USB_PID_TEVII_S650
62 #define USB_PID_TEVII_S650 0xd650
63 #endif
64 
65 #ifndef USB_PID_TEVII_S660
66 #define USB_PID_TEVII_S660 0xd660
67 #endif
68 
69 #ifndef USB_PID_TEVII_S480_1
70 #define USB_PID_TEVII_S480_1 0xd481
71 #endif
72 
73 #ifndef USB_PID_TEVII_S480_2
74 #define USB_PID_TEVII_S480_2 0xd482
75 #endif
76 
77 #ifndef USB_PID_PROF_1100
78 #define USB_PID_PROF_1100 0xb012
79 #endif
80 
81 #ifndef USB_PID_TEVII_S421
82 #define USB_PID_TEVII_S421 0xd421
83 #endif
84 
85 #ifndef USB_PID_TEVII_S632
86 #define USB_PID_TEVII_S632 0xd632
87 #endif
88 
89 #ifndef USB_PID_GOTVIEW_SAT_HD
90 #define USB_PID_GOTVIEW_SAT_HD 0x5456
91 #endif
92 
93 #define DW210X_READ_MSG 0
94 #define DW210X_WRITE_MSG 1
95 
96 #define REG_1F_SYMBOLRATE_BYTE0 0x1f
97 #define REG_20_SYMBOLRATE_BYTE1 0x20
98 #define REG_21_SYMBOLRATE_BYTE2 0x21
99 /* on my own*/
100 #define DW2102_VOLTAGE_CTRL (0x1800)
101 #define SU3000_STREAM_CTRL (0x1900)
102 #define DW2102_RC_QUERY (0x1a00)
103 #define DW2102_LED_CTRL (0x1b00)
104 
105 #define DW2101_FIRMWARE "dvb-usb-dw2101.fw"
106 #define DW2102_FIRMWARE "dvb-usb-dw2102.fw"
107 #define DW2104_FIRMWARE "dvb-usb-dw2104.fw"
108 #define DW3101_FIRMWARE "dvb-usb-dw3101.fw"
109 #define S630_FIRMWARE   "dvb-usb-s630.fw"
110 #define S660_FIRMWARE   "dvb-usb-s660.fw"
111 #define P1100_FIRMWARE  "dvb-usb-p1100.fw"
112 #define P7500_FIRMWARE  "dvb-usb-p7500.fw"
113 
114 #define	err_str "did not find the firmware file. (%s) " \
115 		"Please see linux/Documentation/dvb/ for more details " \
116 		"on firmware-problems."
117 
118 struct dw2102_state {
119 	u8 initialized;
120 	u8 last_lock;
121 	struct i2c_client *i2c_client_tuner;
122 
123 	/* fe hook functions*/
124 	int (*old_set_voltage)(struct dvb_frontend *f, enum fe_sec_voltage v);
125 	int (*fe_read_status)(struct dvb_frontend *fe,
126 			      enum fe_status *status);
127 };
128 
129 /* debug */
130 static int dvb_usb_dw2102_debug;
131 module_param_named(debug, dvb_usb_dw2102_debug, int, 0644);
132 MODULE_PARM_DESC(debug, "set debugging level (1=info 2=xfer 4=rc(or-able))."
133 						DVB_USB_DEBUG_STATUS);
134 
135 /* demod probe */
136 static int demod_probe = 1;
137 module_param_named(demod, demod_probe, int, 0644);
138 MODULE_PARM_DESC(demod, "demod to probe (1=cx24116 2=stv0903+stv6110 "
139 			"4=stv0903+stb6100(or-able)).");
140 
141 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
142 
143 static int dw210x_op_rw(struct usb_device *dev, u8 request, u16 value,
144 			u16 index, u8 * data, u16 len, int flags)
145 {
146 	int ret;
147 	u8 *u8buf;
148 	unsigned int pipe = (flags == DW210X_READ_MSG) ?
149 				usb_rcvctrlpipe(dev, 0) : usb_sndctrlpipe(dev, 0);
150 	u8 request_type = (flags == DW210X_READ_MSG) ? USB_DIR_IN : USB_DIR_OUT;
151 
152 	u8buf = kmalloc(len, GFP_KERNEL);
153 	if (!u8buf)
154 		return -ENOMEM;
155 
156 
157 	if (flags == DW210X_WRITE_MSG)
158 		memcpy(u8buf, data, len);
159 	ret = usb_control_msg(dev, pipe, request, request_type | USB_TYPE_VENDOR,
160 				value, index , u8buf, len, 2000);
161 
162 	if (flags == DW210X_READ_MSG)
163 		memcpy(data, u8buf, len);
164 
165 	kfree(u8buf);
166 	return ret;
167 }
168 
169 /* I2C */
170 static int dw2102_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[],
171 		int num)
172 {
173 	struct dvb_usb_device *d = i2c_get_adapdata(adap);
174 	int i = 0;
175 	u8 buf6[] = {0x2c, 0x05, 0xc0, 0, 0, 0, 0};
176 	u16 value;
177 
178 	if (!d)
179 		return -ENODEV;
180 	if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
181 		return -EAGAIN;
182 
183 	switch (num) {
184 	case 2:
185 		/* read stv0299 register */
186 		value = msg[0].buf[0];/* register */
187 		for (i = 0; i < msg[1].len; i++) {
188 			dw210x_op_rw(d->udev, 0xb5, value + i, 0,
189 					buf6, 2, DW210X_READ_MSG);
190 			msg[1].buf[i] = buf6[0];
191 		}
192 		break;
193 	case 1:
194 		switch (msg[0].addr) {
195 		case 0x68:
196 			/* write to stv0299 register */
197 			buf6[0] = 0x2a;
198 			buf6[1] = msg[0].buf[0];
199 			buf6[2] = msg[0].buf[1];
200 			dw210x_op_rw(d->udev, 0xb2, 0, 0,
201 					buf6, 3, DW210X_WRITE_MSG);
202 			break;
203 		case 0x60:
204 			if (msg[0].flags == 0) {
205 			/* write to tuner pll */
206 				buf6[0] = 0x2c;
207 				buf6[1] = 5;
208 				buf6[2] = 0xc0;
209 				buf6[3] = msg[0].buf[0];
210 				buf6[4] = msg[0].buf[1];
211 				buf6[5] = msg[0].buf[2];
212 				buf6[6] = msg[0].buf[3];
213 				dw210x_op_rw(d->udev, 0xb2, 0, 0,
214 						buf6, 7, DW210X_WRITE_MSG);
215 			} else {
216 			/* read from tuner */
217 				dw210x_op_rw(d->udev, 0xb5, 0, 0,
218 						buf6, 1, DW210X_READ_MSG);
219 				msg[0].buf[0] = buf6[0];
220 			}
221 			break;
222 		case (DW2102_RC_QUERY):
223 			dw210x_op_rw(d->udev, 0xb8, 0, 0,
224 					buf6, 2, DW210X_READ_MSG);
225 			msg[0].buf[0] = buf6[0];
226 			msg[0].buf[1] = buf6[1];
227 			break;
228 		case (DW2102_VOLTAGE_CTRL):
229 			buf6[0] = 0x30;
230 			buf6[1] = msg[0].buf[0];
231 			dw210x_op_rw(d->udev, 0xb2, 0, 0,
232 					buf6, 2, DW210X_WRITE_MSG);
233 			break;
234 		}
235 
236 		break;
237 	}
238 
239 	mutex_unlock(&d->i2c_mutex);
240 	return num;
241 }
242 
243 static int dw2102_serit_i2c_transfer(struct i2c_adapter *adap,
244 						struct i2c_msg msg[], int num)
245 {
246 	struct dvb_usb_device *d = i2c_get_adapdata(adap);
247 	u8 buf6[] = {0, 0, 0, 0, 0, 0, 0};
248 
249 	if (!d)
250 		return -ENODEV;
251 	if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
252 		return -EAGAIN;
253 
254 	switch (num) {
255 	case 2:
256 		/* read si2109 register by number */
257 		buf6[0] = msg[0].addr << 1;
258 		buf6[1] = msg[0].len;
259 		buf6[2] = msg[0].buf[0];
260 		dw210x_op_rw(d->udev, 0xc2, 0, 0,
261 				buf6, msg[0].len + 2, DW210X_WRITE_MSG);
262 		/* read si2109 register */
263 		dw210x_op_rw(d->udev, 0xc3, 0xd0, 0,
264 				buf6, msg[1].len + 2, DW210X_READ_MSG);
265 		memcpy(msg[1].buf, buf6 + 2, msg[1].len);
266 
267 		break;
268 	case 1:
269 		switch (msg[0].addr) {
270 		case 0x68:
271 			/* write to si2109 register */
272 			buf6[0] = msg[0].addr << 1;
273 			buf6[1] = msg[0].len;
274 			memcpy(buf6 + 2, msg[0].buf, msg[0].len);
275 			dw210x_op_rw(d->udev, 0xc2, 0, 0, buf6,
276 					msg[0].len + 2, DW210X_WRITE_MSG);
277 			break;
278 		case(DW2102_RC_QUERY):
279 			dw210x_op_rw(d->udev, 0xb8, 0, 0,
280 					buf6, 2, DW210X_READ_MSG);
281 			msg[0].buf[0] = buf6[0];
282 			msg[0].buf[1] = buf6[1];
283 			break;
284 		case(DW2102_VOLTAGE_CTRL):
285 			buf6[0] = 0x30;
286 			buf6[1] = msg[0].buf[0];
287 			dw210x_op_rw(d->udev, 0xb2, 0, 0,
288 					buf6, 2, DW210X_WRITE_MSG);
289 			break;
290 		}
291 		break;
292 	}
293 
294 	mutex_unlock(&d->i2c_mutex);
295 	return num;
296 }
297 
298 static int dw2102_earda_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[], int num)
299 {
300 	struct dvb_usb_device *d = i2c_get_adapdata(adap);
301 	int ret;
302 
303 	if (!d)
304 		return -ENODEV;
305 	if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
306 		return -EAGAIN;
307 
308 	switch (num) {
309 	case 2: {
310 		/* read */
311 		/* first write first register number */
312 		u8 ibuf[MAX_XFER_SIZE], obuf[3];
313 
314 		if (2 + msg[1].len > sizeof(ibuf)) {
315 			warn("i2c rd: len=%d is too big!\n",
316 			     msg[1].len);
317 			ret = -EOPNOTSUPP;
318 			goto unlock;
319 		}
320 
321 		obuf[0] = msg[0].addr << 1;
322 		obuf[1] = msg[0].len;
323 		obuf[2] = msg[0].buf[0];
324 		dw210x_op_rw(d->udev, 0xc2, 0, 0,
325 				obuf, msg[0].len + 2, DW210X_WRITE_MSG);
326 		/* second read registers */
327 		dw210x_op_rw(d->udev, 0xc3, 0xd1 , 0,
328 				ibuf, msg[1].len + 2, DW210X_READ_MSG);
329 		memcpy(msg[1].buf, ibuf + 2, msg[1].len);
330 
331 		break;
332 	}
333 	case 1:
334 		switch (msg[0].addr) {
335 		case 0x68: {
336 			/* write to register */
337 			u8 obuf[MAX_XFER_SIZE];
338 
339 			if (2 + msg[0].len > sizeof(obuf)) {
340 				warn("i2c wr: len=%d is too big!\n",
341 				     msg[1].len);
342 				ret = -EOPNOTSUPP;
343 				goto unlock;
344 			}
345 
346 			obuf[0] = msg[0].addr << 1;
347 			obuf[1] = msg[0].len;
348 			memcpy(obuf + 2, msg[0].buf, msg[0].len);
349 			dw210x_op_rw(d->udev, 0xc2, 0, 0,
350 					obuf, msg[0].len + 2, DW210X_WRITE_MSG);
351 			break;
352 		}
353 		case 0x61: {
354 			/* write to tuner */
355 			u8 obuf[MAX_XFER_SIZE];
356 
357 			if (2 + msg[0].len > sizeof(obuf)) {
358 				warn("i2c wr: len=%d is too big!\n",
359 				     msg[1].len);
360 				ret = -EOPNOTSUPP;
361 				goto unlock;
362 			}
363 
364 			obuf[0] = msg[0].addr << 1;
365 			obuf[1] = msg[0].len;
366 			memcpy(obuf + 2, msg[0].buf, msg[0].len);
367 			dw210x_op_rw(d->udev, 0xc2, 0, 0,
368 					obuf, msg[0].len + 2, DW210X_WRITE_MSG);
369 			break;
370 		}
371 		case(DW2102_RC_QUERY): {
372 			u8 ibuf[2];
373 			dw210x_op_rw(d->udev, 0xb8, 0, 0,
374 					ibuf, 2, DW210X_READ_MSG);
375 			memcpy(msg[0].buf, ibuf , 2);
376 			break;
377 		}
378 		case(DW2102_VOLTAGE_CTRL): {
379 			u8 obuf[2];
380 			obuf[0] = 0x30;
381 			obuf[1] = msg[0].buf[0];
382 			dw210x_op_rw(d->udev, 0xb2, 0, 0,
383 					obuf, 2, DW210X_WRITE_MSG);
384 			break;
385 		}
386 		}
387 
388 		break;
389 	}
390 	ret = num;
391 
392 unlock:
393 	mutex_unlock(&d->i2c_mutex);
394 	return ret;
395 }
396 
397 static int dw2104_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[], int num)
398 {
399 	struct dvb_usb_device *d = i2c_get_adapdata(adap);
400 	int len, i, j, ret;
401 
402 	if (!d)
403 		return -ENODEV;
404 	if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
405 		return -EAGAIN;
406 
407 	for (j = 0; j < num; j++) {
408 		switch (msg[j].addr) {
409 		case(DW2102_RC_QUERY): {
410 			u8 ibuf[2];
411 			dw210x_op_rw(d->udev, 0xb8, 0, 0,
412 					ibuf, 2, DW210X_READ_MSG);
413 			memcpy(msg[j].buf, ibuf , 2);
414 			break;
415 		}
416 		case(DW2102_VOLTAGE_CTRL): {
417 			u8 obuf[2];
418 			obuf[0] = 0x30;
419 			obuf[1] = msg[j].buf[0];
420 			dw210x_op_rw(d->udev, 0xb2, 0, 0,
421 					obuf, 2, DW210X_WRITE_MSG);
422 			break;
423 		}
424 		/*case 0x55: cx24116
425 		case 0x6a: stv0903
426 		case 0x68: ds3000, stv0903
427 		case 0x60: ts2020, stv6110, stb6100 */
428 		default: {
429 			if (msg[j].flags == I2C_M_RD) {
430 				/* read registers */
431 				u8  ibuf[MAX_XFER_SIZE];
432 
433 				if (2 + msg[j].len > sizeof(ibuf)) {
434 					warn("i2c rd: len=%d is too big!\n",
435 					     msg[j].len);
436 					ret = -EOPNOTSUPP;
437 					goto unlock;
438 				}
439 
440 				dw210x_op_rw(d->udev, 0xc3,
441 						(msg[j].addr << 1) + 1, 0,
442 						ibuf, msg[j].len + 2,
443 						DW210X_READ_MSG);
444 				memcpy(msg[j].buf, ibuf + 2, msg[j].len);
445 				mdelay(10);
446 			} else if (((msg[j].buf[0] == 0xb0) &&
447 						(msg[j].addr == 0x68)) ||
448 						((msg[j].buf[0] == 0xf7) &&
449 						(msg[j].addr == 0x55))) {
450 				/* write firmware */
451 				u8 obuf[19];
452 				obuf[0] = msg[j].addr << 1;
453 				obuf[1] = (msg[j].len > 15 ? 17 : msg[j].len);
454 				obuf[2] = msg[j].buf[0];
455 				len = msg[j].len - 1;
456 				i = 1;
457 				do {
458 					memcpy(obuf + 3, msg[j].buf + i,
459 							(len > 16 ? 16 : len));
460 					dw210x_op_rw(d->udev, 0xc2, 0, 0,
461 						obuf, (len > 16 ? 16 : len) + 3,
462 						DW210X_WRITE_MSG);
463 					i += 16;
464 					len -= 16;
465 				} while (len > 0);
466 			} else {
467 				/* write registers */
468 				u8 obuf[MAX_XFER_SIZE];
469 
470 				if (2 + msg[j].len > sizeof(obuf)) {
471 					warn("i2c wr: len=%d is too big!\n",
472 					     msg[j].len);
473 					ret = -EOPNOTSUPP;
474 					goto unlock;
475 				}
476 
477 				obuf[0] = msg[j].addr << 1;
478 				obuf[1] = msg[j].len;
479 				memcpy(obuf + 2, msg[j].buf, msg[j].len);
480 				dw210x_op_rw(d->udev, 0xc2, 0, 0,
481 						obuf, msg[j].len + 2,
482 						DW210X_WRITE_MSG);
483 			}
484 			break;
485 		}
486 		}
487 
488 	}
489 	ret = num;
490 
491 unlock:
492 	mutex_unlock(&d->i2c_mutex);
493 	return ret;
494 }
495 
496 static int dw3101_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[],
497 								int num)
498 {
499 	struct dvb_usb_device *d = i2c_get_adapdata(adap);
500 	int ret;
501 	int i;
502 
503 	if (!d)
504 		return -ENODEV;
505 	if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
506 		return -EAGAIN;
507 
508 	switch (num) {
509 	case 2: {
510 		/* read */
511 		/* first write first register number */
512 		u8 ibuf[MAX_XFER_SIZE], obuf[3];
513 
514 		if (2 + msg[1].len > sizeof(ibuf)) {
515 			warn("i2c rd: len=%d is too big!\n",
516 			     msg[1].len);
517 			ret = -EOPNOTSUPP;
518 			goto unlock;
519 		}
520 		obuf[0] = msg[0].addr << 1;
521 		obuf[1] = msg[0].len;
522 		obuf[2] = msg[0].buf[0];
523 		dw210x_op_rw(d->udev, 0xc2, 0, 0,
524 				obuf, msg[0].len + 2, DW210X_WRITE_MSG);
525 		/* second read registers */
526 		dw210x_op_rw(d->udev, 0xc3, 0x19 , 0,
527 				ibuf, msg[1].len + 2, DW210X_READ_MSG);
528 		memcpy(msg[1].buf, ibuf + 2, msg[1].len);
529 
530 		break;
531 	}
532 	case 1:
533 		switch (msg[0].addr) {
534 		case 0x60:
535 		case 0x0c: {
536 			/* write to register */
537 			u8 obuf[MAX_XFER_SIZE];
538 
539 			if (2 + msg[0].len > sizeof(obuf)) {
540 				warn("i2c wr: len=%d is too big!\n",
541 				     msg[0].len);
542 				ret = -EOPNOTSUPP;
543 				goto unlock;
544 			}
545 			obuf[0] = msg[0].addr << 1;
546 			obuf[1] = msg[0].len;
547 			memcpy(obuf + 2, msg[0].buf, msg[0].len);
548 			dw210x_op_rw(d->udev, 0xc2, 0, 0,
549 					obuf, msg[0].len + 2, DW210X_WRITE_MSG);
550 			break;
551 		}
552 		case(DW2102_RC_QUERY): {
553 			u8 ibuf[2];
554 			dw210x_op_rw(d->udev, 0xb8, 0, 0,
555 					ibuf, 2, DW210X_READ_MSG);
556 			memcpy(msg[0].buf, ibuf , 2);
557 			break;
558 		}
559 		}
560 
561 		break;
562 	}
563 
564 	for (i = 0; i < num; i++) {
565 		deb_xfer("%02x:%02x: %s ", i, msg[i].addr,
566 				msg[i].flags == 0 ? ">>>" : "<<<");
567 		debug_dump(msg[i].buf, msg[i].len, deb_xfer);
568 	}
569 	ret = num;
570 
571 unlock:
572 	mutex_unlock(&d->i2c_mutex);
573 	return ret;
574 }
575 
576 static int s6x0_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[],
577 								int num)
578 {
579 	struct dvb_usb_device *d = i2c_get_adapdata(adap);
580 	struct usb_device *udev;
581 	int len, i, j, ret;
582 
583 	if (!d)
584 		return -ENODEV;
585 	udev = d->udev;
586 	if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
587 		return -EAGAIN;
588 
589 	for (j = 0; j < num; j++) {
590 		switch (msg[j].addr) {
591 		case (DW2102_RC_QUERY): {
592 			u8 ibuf[5];
593 			dw210x_op_rw(d->udev, 0xb8, 0, 0,
594 					ibuf, 5, DW210X_READ_MSG);
595 			memcpy(msg[j].buf, ibuf + 3, 2);
596 			break;
597 		}
598 		case (DW2102_VOLTAGE_CTRL): {
599 			u8 obuf[2];
600 
601 			obuf[0] = 1;
602 			obuf[1] = msg[j].buf[1];/* off-on */
603 			dw210x_op_rw(d->udev, 0x8a, 0, 0,
604 					obuf, 2, DW210X_WRITE_MSG);
605 			obuf[0] = 3;
606 			obuf[1] = msg[j].buf[0];/* 13v-18v */
607 			dw210x_op_rw(d->udev, 0x8a, 0, 0,
608 					obuf, 2, DW210X_WRITE_MSG);
609 			break;
610 		}
611 		case (DW2102_LED_CTRL): {
612 			u8 obuf[2];
613 
614 			obuf[0] = 5;
615 			obuf[1] = msg[j].buf[0];
616 			dw210x_op_rw(d->udev, 0x8a, 0, 0,
617 					obuf, 2, DW210X_WRITE_MSG);
618 			break;
619 		}
620 		/*case 0x55: cx24116
621 		case 0x6a: stv0903
622 		case 0x68: ds3000, stv0903, rs2000
623 		case 0x60: ts2020, stv6110, stb6100
624 		case 0xa0: eeprom */
625 		default: {
626 			if (msg[j].flags == I2C_M_RD) {
627 				/* read registers */
628 				u8 ibuf[MAX_XFER_SIZE];
629 
630 				if (msg[j].len > sizeof(ibuf)) {
631 					warn("i2c rd: len=%d is too big!\n",
632 					     msg[j].len);
633 					ret = -EOPNOTSUPP;
634 					goto unlock;
635 				}
636 
637 				dw210x_op_rw(d->udev, 0x91, 0, 0,
638 						ibuf, msg[j].len,
639 						DW210X_READ_MSG);
640 				memcpy(msg[j].buf, ibuf, msg[j].len);
641 				break;
642 			} else if ((msg[j].buf[0] == 0xb0) &&
643 						(msg[j].addr == 0x68)) {
644 				/* write firmware */
645 				u8 obuf[19];
646 				obuf[0] = (msg[j].len > 16 ?
647 						18 : msg[j].len + 1);
648 				obuf[1] = msg[j].addr << 1;
649 				obuf[2] = msg[j].buf[0];
650 				len = msg[j].len - 1;
651 				i = 1;
652 				do {
653 					memcpy(obuf + 3, msg[j].buf + i,
654 							(len > 16 ? 16 : len));
655 					dw210x_op_rw(d->udev, 0x80, 0, 0,
656 						obuf, (len > 16 ? 16 : len) + 3,
657 						DW210X_WRITE_MSG);
658 					i += 16;
659 					len -= 16;
660 				} while (len > 0);
661 			} else if (j < (num - 1)) {
662 				/* write register addr before read */
663 				u8 obuf[MAX_XFER_SIZE];
664 
665 				if (2 + msg[j].len > sizeof(obuf)) {
666 					warn("i2c wr: len=%d is too big!\n",
667 					     msg[j].len);
668 					ret = -EOPNOTSUPP;
669 					goto unlock;
670 				}
671 
672 				obuf[0] = msg[j + 1].len;
673 				obuf[1] = (msg[j].addr << 1);
674 				memcpy(obuf + 2, msg[j].buf, msg[j].len);
675 				dw210x_op_rw(d->udev,
676 						le16_to_cpu(udev->descriptor.idProduct) ==
677 						0x7500 ? 0x92 : 0x90, 0, 0,
678 						obuf, msg[j].len + 2,
679 						DW210X_WRITE_MSG);
680 				break;
681 			} else {
682 				/* write registers */
683 				u8 obuf[MAX_XFER_SIZE];
684 
685 				if (2 + msg[j].len > sizeof(obuf)) {
686 					warn("i2c wr: len=%d is too big!\n",
687 					     msg[j].len);
688 					ret = -EOPNOTSUPP;
689 					goto unlock;
690 				}
691 				obuf[0] = msg[j].len + 1;
692 				obuf[1] = (msg[j].addr << 1);
693 				memcpy(obuf + 2, msg[j].buf, msg[j].len);
694 				dw210x_op_rw(d->udev, 0x80, 0, 0,
695 						obuf, msg[j].len + 2,
696 						DW210X_WRITE_MSG);
697 				break;
698 			}
699 			break;
700 		}
701 		}
702 	}
703 	ret = num;
704 
705 unlock:
706 	mutex_unlock(&d->i2c_mutex);
707 	return ret;
708 }
709 
710 static int su3000_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[],
711 								int num)
712 {
713 	struct dvb_usb_device *d = i2c_get_adapdata(adap);
714 	u8 obuf[0x40], ibuf[0x40];
715 
716 	if (!d)
717 		return -ENODEV;
718 	if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
719 		return -EAGAIN;
720 
721 	switch (num) {
722 	case 1:
723 		switch (msg[0].addr) {
724 		case SU3000_STREAM_CTRL:
725 			obuf[0] = msg[0].buf[0] + 0x36;
726 			obuf[1] = 3;
727 			obuf[2] = 0;
728 			if (dvb_usb_generic_rw(d, obuf, 3, ibuf, 0, 0) < 0)
729 				err("i2c transfer failed.");
730 			break;
731 		case DW2102_RC_QUERY:
732 			obuf[0] = 0x10;
733 			if (dvb_usb_generic_rw(d, obuf, 1, ibuf, 2, 0) < 0)
734 				err("i2c transfer failed.");
735 			msg[0].buf[1] = ibuf[0];
736 			msg[0].buf[0] = ibuf[1];
737 			break;
738 		default:
739 			/* always i2c write*/
740 			obuf[0] = 0x08;
741 			obuf[1] = msg[0].addr;
742 			obuf[2] = msg[0].len;
743 
744 			memcpy(&obuf[3], msg[0].buf, msg[0].len);
745 
746 			if (dvb_usb_generic_rw(d, obuf, msg[0].len + 3,
747 						ibuf, 1, 0) < 0)
748 				err("i2c transfer failed.");
749 
750 		}
751 		break;
752 	case 2:
753 		/* always i2c read */
754 		obuf[0] = 0x09;
755 		obuf[1] = msg[0].len;
756 		obuf[2] = msg[1].len;
757 		obuf[3] = msg[0].addr;
758 		memcpy(&obuf[4], msg[0].buf, msg[0].len);
759 
760 		if (dvb_usb_generic_rw(d, obuf, msg[0].len + 4,
761 					ibuf, msg[1].len + 1, 0) < 0)
762 			err("i2c transfer failed.");
763 
764 		memcpy(msg[1].buf, &ibuf[1], msg[1].len);
765 		break;
766 	default:
767 		warn("more than 2 i2c messages at a time is not handled yet.");
768 		break;
769 	}
770 	mutex_unlock(&d->i2c_mutex);
771 	return num;
772 }
773 
774 static u32 dw210x_i2c_func(struct i2c_adapter *adapter)
775 {
776 	return I2C_FUNC_I2C;
777 }
778 
779 static struct i2c_algorithm dw2102_i2c_algo = {
780 	.master_xfer = dw2102_i2c_transfer,
781 	.functionality = dw210x_i2c_func,
782 };
783 
784 static struct i2c_algorithm dw2102_serit_i2c_algo = {
785 	.master_xfer = dw2102_serit_i2c_transfer,
786 	.functionality = dw210x_i2c_func,
787 };
788 
789 static struct i2c_algorithm dw2102_earda_i2c_algo = {
790 	.master_xfer = dw2102_earda_i2c_transfer,
791 	.functionality = dw210x_i2c_func,
792 };
793 
794 static struct i2c_algorithm dw2104_i2c_algo = {
795 	.master_xfer = dw2104_i2c_transfer,
796 	.functionality = dw210x_i2c_func,
797 };
798 
799 static struct i2c_algorithm dw3101_i2c_algo = {
800 	.master_xfer = dw3101_i2c_transfer,
801 	.functionality = dw210x_i2c_func,
802 };
803 
804 static struct i2c_algorithm s6x0_i2c_algo = {
805 	.master_xfer = s6x0_i2c_transfer,
806 	.functionality = dw210x_i2c_func,
807 };
808 
809 static struct i2c_algorithm su3000_i2c_algo = {
810 	.master_xfer = su3000_i2c_transfer,
811 	.functionality = dw210x_i2c_func,
812 };
813 
814 static int dw210x_read_mac_address(struct dvb_usb_device *d, u8 mac[6])
815 {
816 	int i;
817 	u8 ibuf[] = {0, 0};
818 	u8 eeprom[256], eepromline[16];
819 
820 	for (i = 0; i < 256; i++) {
821 		if (dw210x_op_rw(d->udev, 0xb6, 0xa0 , i, ibuf, 2, DW210X_READ_MSG) < 0) {
822 			err("read eeprom failed.");
823 			return -1;
824 		} else {
825 			eepromline[i%16] = ibuf[0];
826 			eeprom[i] = ibuf[0];
827 		}
828 		if ((i % 16) == 15) {
829 			deb_xfer("%02x: ", i - 15);
830 			debug_dump(eepromline, 16, deb_xfer);
831 		}
832 	}
833 
834 	memcpy(mac, eeprom + 8, 6);
835 	return 0;
836 };
837 
838 static int s6x0_read_mac_address(struct dvb_usb_device *d, u8 mac[6])
839 {
840 	int i, ret;
841 	u8 ibuf[] = { 0 }, obuf[] = { 0 };
842 	u8 eeprom[256], eepromline[16];
843 	struct i2c_msg msg[] = {
844 		{
845 			.addr = 0xa0 >> 1,
846 			.flags = 0,
847 			.buf = obuf,
848 			.len = 1,
849 		}, {
850 			.addr = 0xa0 >> 1,
851 			.flags = I2C_M_RD,
852 			.buf = ibuf,
853 			.len = 1,
854 		}
855 	};
856 
857 	for (i = 0; i < 256; i++) {
858 		obuf[0] = i;
859 		ret = s6x0_i2c_transfer(&d->i2c_adap, msg, 2);
860 		if (ret != 2) {
861 			err("read eeprom failed.");
862 			return -1;
863 		} else {
864 			eepromline[i % 16] = ibuf[0];
865 			eeprom[i] = ibuf[0];
866 		}
867 
868 		if ((i % 16) == 15) {
869 			deb_xfer("%02x: ", i - 15);
870 			debug_dump(eepromline, 16, deb_xfer);
871 		}
872 	}
873 
874 	memcpy(mac, eeprom + 16, 6);
875 	return 0;
876 };
877 
878 static int su3000_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff)
879 {
880 	static u8 command_start[] = {0x00};
881 	static u8 command_stop[] = {0x01};
882 	struct i2c_msg msg = {
883 		.addr = SU3000_STREAM_CTRL,
884 		.flags = 0,
885 		.buf = onoff ? command_start : command_stop,
886 		.len = 1
887 	};
888 
889 	i2c_transfer(&adap->dev->i2c_adap, &msg, 1);
890 
891 	return 0;
892 }
893 
894 static int su3000_power_ctrl(struct dvb_usb_device *d, int i)
895 {
896 	struct dw2102_state *state = (struct dw2102_state *)d->priv;
897 	u8 obuf[] = {0xde, 0};
898 
899 	info("%s: %d, initialized %d\n", __func__, i, state->initialized);
900 
901 	if (i && !state->initialized) {
902 		state->initialized = 1;
903 		/* reset board */
904 		dvb_usb_generic_rw(d, obuf, 2, NULL, 0, 0);
905 	}
906 
907 	return 0;
908 }
909 
910 static int su3000_read_mac_address(struct dvb_usb_device *d, u8 mac[6])
911 {
912 	int i;
913 	u8 obuf[] = { 0x1f, 0xf0 };
914 	u8 ibuf[] = { 0 };
915 	struct i2c_msg msg[] = {
916 		{
917 			.addr = 0x51,
918 			.flags = 0,
919 			.buf = obuf,
920 			.len = 2,
921 		}, {
922 			.addr = 0x51,
923 			.flags = I2C_M_RD,
924 			.buf = ibuf,
925 			.len = 1,
926 
927 		}
928 	};
929 
930 	for (i = 0; i < 6; i++) {
931 		obuf[1] = 0xf0 + i;
932 		if (i2c_transfer(&d->i2c_adap, msg, 2) != 2)
933 			break;
934 		else
935 			mac[i] = ibuf[0];
936 	}
937 
938 	return 0;
939 }
940 
941 static int su3000_identify_state(struct usb_device *udev,
942 				 struct dvb_usb_device_properties *props,
943 				 struct dvb_usb_device_description **desc,
944 				 int *cold)
945 {
946 	info("%s\n", __func__);
947 
948 	*cold = 0;
949 	return 0;
950 }
951 
952 static int dw210x_set_voltage(struct dvb_frontend *fe,
953 			      enum fe_sec_voltage voltage)
954 {
955 	static u8 command_13v[] = {0x00, 0x01};
956 	static u8 command_18v[] = {0x01, 0x01};
957 	static u8 command_off[] = {0x00, 0x00};
958 	struct i2c_msg msg = {
959 		.addr = DW2102_VOLTAGE_CTRL,
960 		.flags = 0,
961 		.buf = command_off,
962 		.len = 2,
963 	};
964 
965 	struct dvb_usb_adapter *udev_adap =
966 		(struct dvb_usb_adapter *)(fe->dvb->priv);
967 	if (voltage == SEC_VOLTAGE_18)
968 		msg.buf = command_18v;
969 	else if (voltage == SEC_VOLTAGE_13)
970 		msg.buf = command_13v;
971 
972 	i2c_transfer(&udev_adap->dev->i2c_adap, &msg, 1);
973 
974 	return 0;
975 }
976 
977 static int s660_set_voltage(struct dvb_frontend *fe,
978 			    enum fe_sec_voltage voltage)
979 {
980 	struct dvb_usb_adapter *d =
981 		(struct dvb_usb_adapter *)(fe->dvb->priv);
982 	struct dw2102_state *st = (struct dw2102_state *)d->dev->priv;
983 
984 	dw210x_set_voltage(fe, voltage);
985 	if (st->old_set_voltage)
986 		st->old_set_voltage(fe, voltage);
987 
988 	return 0;
989 }
990 
991 static void dw210x_led_ctrl(struct dvb_frontend *fe, int offon)
992 {
993 	static u8 led_off[] = { 0 };
994 	static u8 led_on[] = { 1 };
995 	struct i2c_msg msg = {
996 		.addr = DW2102_LED_CTRL,
997 		.flags = 0,
998 		.buf = led_off,
999 		.len = 1
1000 	};
1001 	struct dvb_usb_adapter *udev_adap =
1002 		(struct dvb_usb_adapter *)(fe->dvb->priv);
1003 
1004 	if (offon)
1005 		msg.buf = led_on;
1006 	i2c_transfer(&udev_adap->dev->i2c_adap, &msg, 1);
1007 }
1008 
1009 static int tt_s2_4600_read_status(struct dvb_frontend *fe,
1010 				  enum fe_status *status)
1011 {
1012 	struct dvb_usb_adapter *d =
1013 		(struct dvb_usb_adapter *)(fe->dvb->priv);
1014 	struct dw2102_state *st = (struct dw2102_state *)d->dev->priv;
1015 	int ret;
1016 
1017 	ret = st->fe_read_status(fe, status);
1018 
1019 	/* resync slave fifo when signal change from unlock to lock */
1020 	if ((*status & FE_HAS_LOCK) && (!st->last_lock))
1021 		su3000_streaming_ctrl(d, 1);
1022 
1023 	st->last_lock = (*status & FE_HAS_LOCK) ? 1 : 0;
1024 	return ret;
1025 }
1026 
1027 static struct stv0299_config sharp_z0194a_config = {
1028 	.demod_address = 0x68,
1029 	.inittab = sharp_z0194a_inittab,
1030 	.mclk = 88000000UL,
1031 	.invert = 1,
1032 	.skip_reinit = 0,
1033 	.lock_output = STV0299_LOCKOUTPUT_1,
1034 	.volt13_op0_op1 = STV0299_VOLT13_OP1,
1035 	.min_delay_ms = 100,
1036 	.set_symbol_rate = sharp_z0194a_set_symbol_rate,
1037 };
1038 
1039 static struct cx24116_config dw2104_config = {
1040 	.demod_address = 0x55,
1041 	.mpg_clk_pos_pol = 0x01,
1042 };
1043 
1044 static struct si21xx_config serit_sp1511lhb_config = {
1045 	.demod_address = 0x68,
1046 	.min_delay_ms = 100,
1047 
1048 };
1049 
1050 static struct tda10023_config dw3101_tda10023_config = {
1051 	.demod_address = 0x0c,
1052 	.invert = 1,
1053 };
1054 
1055 static struct mt312_config zl313_config = {
1056 	.demod_address = 0x0e,
1057 };
1058 
1059 static struct ds3000_config dw2104_ds3000_config = {
1060 	.demod_address = 0x68,
1061 };
1062 
1063 static struct ts2020_config dw2104_ts2020_config = {
1064 	.tuner_address = 0x60,
1065 	.clk_out_div = 1,
1066 	.frequency_div = 1060000,
1067 };
1068 
1069 static struct ds3000_config s660_ds3000_config = {
1070 	.demod_address = 0x68,
1071 	.ci_mode = 1,
1072 	.set_lock_led = dw210x_led_ctrl,
1073 };
1074 
1075 static struct ts2020_config s660_ts2020_config = {
1076 	.tuner_address = 0x60,
1077 	.clk_out_div = 1,
1078 	.frequency_div = 1146000,
1079 };
1080 
1081 static struct stv0900_config dw2104a_stv0900_config = {
1082 	.demod_address = 0x6a,
1083 	.demod_mode = 0,
1084 	.xtal = 27000000,
1085 	.clkmode = 3,/* 0-CLKI, 2-XTALI, else AUTO */
1086 	.diseqc_mode = 2,/* 2/3 PWM */
1087 	.tun1_maddress = 0,/* 0x60 */
1088 	.tun1_adc = 0,/* 2 Vpp */
1089 	.path1_mode = 3,
1090 };
1091 
1092 static struct stb6100_config dw2104a_stb6100_config = {
1093 	.tuner_address = 0x60,
1094 	.refclock = 27000000,
1095 };
1096 
1097 static struct stv0900_config dw2104_stv0900_config = {
1098 	.demod_address = 0x68,
1099 	.demod_mode = 0,
1100 	.xtal = 8000000,
1101 	.clkmode = 3,
1102 	.diseqc_mode = 2,
1103 	.tun1_maddress = 0,
1104 	.tun1_adc = 1,/* 1 Vpp */
1105 	.path1_mode = 3,
1106 };
1107 
1108 static struct stv6110_config dw2104_stv6110_config = {
1109 	.i2c_address = 0x60,
1110 	.mclk = 16000000,
1111 	.clk_div = 1,
1112 };
1113 
1114 static struct stv0900_config prof_7500_stv0900_config = {
1115 	.demod_address = 0x6a,
1116 	.demod_mode = 0,
1117 	.xtal = 27000000,
1118 	.clkmode = 3,/* 0-CLKI, 2-XTALI, else AUTO */
1119 	.diseqc_mode = 2,/* 2/3 PWM */
1120 	.tun1_maddress = 0,/* 0x60 */
1121 	.tun1_adc = 0,/* 2 Vpp */
1122 	.path1_mode = 3,
1123 	.tun1_type = 3,
1124 	.set_lock_led = dw210x_led_ctrl,
1125 };
1126 
1127 static struct ds3000_config su3000_ds3000_config = {
1128 	.demod_address = 0x68,
1129 	.ci_mode = 1,
1130 	.set_lock_led = dw210x_led_ctrl,
1131 };
1132 
1133 static struct cxd2820r_config cxd2820r_config = {
1134 	.i2c_address = 0x6c, /* (0xd8 >> 1) */
1135 	.ts_mode = 0x38,
1136 	.ts_clock_inv = 1,
1137 };
1138 
1139 static struct tda18271_config tda18271_config = {
1140 	.output_opt = TDA18271_OUTPUT_LT_OFF,
1141 	.gate = TDA18271_GATE_DIGITAL,
1142 };
1143 
1144 static const struct m88ds3103_config tt_s2_4600_m88ds3103_config = {
1145 	.i2c_addr = 0x68,
1146 	.clock = 27000000,
1147 	.i2c_wr_max = 33,
1148 	.ts_mode = M88DS3103_TS_CI,
1149 	.ts_clk = 16000,
1150 	.ts_clk_pol = 0,
1151 	.spec_inv = 0,
1152 	.agc_inv = 0,
1153 	.clock_out = M88DS3103_CLOCK_OUT_ENABLED,
1154 	.envelope_mode = 0,
1155 	.agc = 0x99,
1156 	.lnb_hv_pol = 1,
1157 	.lnb_en_pol = 0,
1158 };
1159 
1160 static u8 m88rs2000_inittab[] = {
1161 	DEMOD_WRITE, 0x9a, 0x30,
1162 	DEMOD_WRITE, 0x00, 0x01,
1163 	WRITE_DELAY, 0x19, 0x00,
1164 	DEMOD_WRITE, 0x00, 0x00,
1165 	DEMOD_WRITE, 0x9a, 0xb0,
1166 	DEMOD_WRITE, 0x81, 0xc1,
1167 	DEMOD_WRITE, 0x81, 0x81,
1168 	DEMOD_WRITE, 0x86, 0xc6,
1169 	DEMOD_WRITE, 0x9a, 0x30,
1170 	DEMOD_WRITE, 0xf0, 0x80,
1171 	DEMOD_WRITE, 0xf1, 0xbf,
1172 	DEMOD_WRITE, 0xb0, 0x45,
1173 	DEMOD_WRITE, 0xb2, 0x01,
1174 	DEMOD_WRITE, 0x9a, 0xb0,
1175 	0xff, 0xaa, 0xff
1176 };
1177 
1178 static struct m88rs2000_config s421_m88rs2000_config = {
1179 	.demod_addr = 0x68,
1180 	.inittab = m88rs2000_inittab,
1181 };
1182 
1183 static int dw2104_frontend_attach(struct dvb_usb_adapter *d)
1184 {
1185 	struct dvb_tuner_ops *tuner_ops = NULL;
1186 
1187 	if (demod_probe & 4) {
1188 		d->fe_adap[0].fe = dvb_attach(stv0900_attach, &dw2104a_stv0900_config,
1189 				&d->dev->i2c_adap, 0);
1190 		if (d->fe_adap[0].fe != NULL) {
1191 			if (dvb_attach(stb6100_attach, d->fe_adap[0].fe,
1192 					&dw2104a_stb6100_config,
1193 					&d->dev->i2c_adap)) {
1194 				tuner_ops = &d->fe_adap[0].fe->ops.tuner_ops;
1195 				tuner_ops->set_frequency = stb6100_set_freq;
1196 				tuner_ops->get_frequency = stb6100_get_freq;
1197 				tuner_ops->set_bandwidth = stb6100_set_bandw;
1198 				tuner_ops->get_bandwidth = stb6100_get_bandw;
1199 				d->fe_adap[0].fe->ops.set_voltage = dw210x_set_voltage;
1200 				info("Attached STV0900+STB6100!\n");
1201 				return 0;
1202 			}
1203 		}
1204 	}
1205 
1206 	if (demod_probe & 2) {
1207 		d->fe_adap[0].fe = dvb_attach(stv0900_attach, &dw2104_stv0900_config,
1208 				&d->dev->i2c_adap, 0);
1209 		if (d->fe_adap[0].fe != NULL) {
1210 			if (dvb_attach(stv6110_attach, d->fe_adap[0].fe,
1211 					&dw2104_stv6110_config,
1212 					&d->dev->i2c_adap)) {
1213 				d->fe_adap[0].fe->ops.set_voltage = dw210x_set_voltage;
1214 				info("Attached STV0900+STV6110A!\n");
1215 				return 0;
1216 			}
1217 		}
1218 	}
1219 
1220 	if (demod_probe & 1) {
1221 		d->fe_adap[0].fe = dvb_attach(cx24116_attach, &dw2104_config,
1222 				&d->dev->i2c_adap);
1223 		if (d->fe_adap[0].fe != NULL) {
1224 			d->fe_adap[0].fe->ops.set_voltage = dw210x_set_voltage;
1225 			info("Attached cx24116!\n");
1226 			return 0;
1227 		}
1228 	}
1229 
1230 	d->fe_adap[0].fe = dvb_attach(ds3000_attach, &dw2104_ds3000_config,
1231 			&d->dev->i2c_adap);
1232 	if (d->fe_adap[0].fe != NULL) {
1233 		dvb_attach(ts2020_attach, d->fe_adap[0].fe,
1234 			&dw2104_ts2020_config, &d->dev->i2c_adap);
1235 		d->fe_adap[0].fe->ops.set_voltage = dw210x_set_voltage;
1236 		info("Attached DS3000!\n");
1237 		return 0;
1238 	}
1239 
1240 	return -EIO;
1241 }
1242 
1243 static struct dvb_usb_device_properties dw2102_properties;
1244 static struct dvb_usb_device_properties dw2104_properties;
1245 static struct dvb_usb_device_properties s6x0_properties;
1246 
1247 static int dw2102_frontend_attach(struct dvb_usb_adapter *d)
1248 {
1249 	if (dw2102_properties.i2c_algo == &dw2102_serit_i2c_algo) {
1250 		/*dw2102_properties.adapter->tuner_attach = NULL;*/
1251 		d->fe_adap[0].fe = dvb_attach(si21xx_attach, &serit_sp1511lhb_config,
1252 					&d->dev->i2c_adap);
1253 		if (d->fe_adap[0].fe != NULL) {
1254 			d->fe_adap[0].fe->ops.set_voltage = dw210x_set_voltage;
1255 			info("Attached si21xx!\n");
1256 			return 0;
1257 		}
1258 	}
1259 
1260 	if (dw2102_properties.i2c_algo == &dw2102_earda_i2c_algo) {
1261 		d->fe_adap[0].fe = dvb_attach(stv0288_attach, &earda_config,
1262 					&d->dev->i2c_adap);
1263 		if (d->fe_adap[0].fe != NULL) {
1264 			if (dvb_attach(stb6000_attach, d->fe_adap[0].fe, 0x61,
1265 					&d->dev->i2c_adap)) {
1266 				d->fe_adap[0].fe->ops.set_voltage = dw210x_set_voltage;
1267 				info("Attached stv0288!\n");
1268 				return 0;
1269 			}
1270 		}
1271 	}
1272 
1273 	if (dw2102_properties.i2c_algo == &dw2102_i2c_algo) {
1274 		/*dw2102_properties.adapter->tuner_attach = dw2102_tuner_attach;*/
1275 		d->fe_adap[0].fe = dvb_attach(stv0299_attach, &sharp_z0194a_config,
1276 					&d->dev->i2c_adap);
1277 		if (d->fe_adap[0].fe != NULL) {
1278 			d->fe_adap[0].fe->ops.set_voltage = dw210x_set_voltage;
1279 			info("Attached stv0299!\n");
1280 			return 0;
1281 		}
1282 	}
1283 	return -EIO;
1284 }
1285 
1286 static int dw3101_frontend_attach(struct dvb_usb_adapter *d)
1287 {
1288 	d->fe_adap[0].fe = dvb_attach(tda10023_attach, &dw3101_tda10023_config,
1289 				&d->dev->i2c_adap, 0x48);
1290 	if (d->fe_adap[0].fe != NULL) {
1291 		info("Attached tda10023!\n");
1292 		return 0;
1293 	}
1294 	return -EIO;
1295 }
1296 
1297 static int zl100313_frontend_attach(struct dvb_usb_adapter *d)
1298 {
1299 	d->fe_adap[0].fe = dvb_attach(mt312_attach, &zl313_config,
1300 			&d->dev->i2c_adap);
1301 	if (d->fe_adap[0].fe != NULL) {
1302 		if (dvb_attach(zl10039_attach, d->fe_adap[0].fe, 0x60,
1303 				&d->dev->i2c_adap)) {
1304 			d->fe_adap[0].fe->ops.set_voltage = dw210x_set_voltage;
1305 			info("Attached zl100313+zl10039!\n");
1306 			return 0;
1307 		}
1308 	}
1309 
1310 	return -EIO;
1311 }
1312 
1313 static int stv0288_frontend_attach(struct dvb_usb_adapter *d)
1314 {
1315 	u8 obuf[] = {7, 1};
1316 
1317 	d->fe_adap[0].fe = dvb_attach(stv0288_attach, &earda_config,
1318 			&d->dev->i2c_adap);
1319 
1320 	if (d->fe_adap[0].fe == NULL)
1321 		return -EIO;
1322 
1323 	if (NULL == dvb_attach(stb6000_attach, d->fe_adap[0].fe, 0x61, &d->dev->i2c_adap))
1324 		return -EIO;
1325 
1326 	d->fe_adap[0].fe->ops.set_voltage = dw210x_set_voltage;
1327 
1328 	dw210x_op_rw(d->dev->udev, 0x8a, 0, 0, obuf, 2, DW210X_WRITE_MSG);
1329 
1330 	info("Attached stv0288+stb6000!\n");
1331 
1332 	return 0;
1333 
1334 }
1335 
1336 static int ds3000_frontend_attach(struct dvb_usb_adapter *d)
1337 {
1338 	struct dw2102_state *st = d->dev->priv;
1339 	u8 obuf[] = {7, 1};
1340 
1341 	d->fe_adap[0].fe = dvb_attach(ds3000_attach, &s660_ds3000_config,
1342 			&d->dev->i2c_adap);
1343 
1344 	if (d->fe_adap[0].fe == NULL)
1345 		return -EIO;
1346 
1347 	dvb_attach(ts2020_attach, d->fe_adap[0].fe, &s660_ts2020_config,
1348 		&d->dev->i2c_adap);
1349 
1350 	st->old_set_voltage = d->fe_adap[0].fe->ops.set_voltage;
1351 	d->fe_adap[0].fe->ops.set_voltage = s660_set_voltage;
1352 
1353 	dw210x_op_rw(d->dev->udev, 0x8a, 0, 0, obuf, 2, DW210X_WRITE_MSG);
1354 
1355 	info("Attached ds3000+ts2020!\n");
1356 
1357 	return 0;
1358 }
1359 
1360 static int prof_7500_frontend_attach(struct dvb_usb_adapter *d)
1361 {
1362 	u8 obuf[] = {7, 1};
1363 
1364 	d->fe_adap[0].fe = dvb_attach(stv0900_attach, &prof_7500_stv0900_config,
1365 					&d->dev->i2c_adap, 0);
1366 	if (d->fe_adap[0].fe == NULL)
1367 		return -EIO;
1368 
1369 	d->fe_adap[0].fe->ops.set_voltage = dw210x_set_voltage;
1370 
1371 	dw210x_op_rw(d->dev->udev, 0x8a, 0, 0, obuf, 2, DW210X_WRITE_MSG);
1372 
1373 	info("Attached STV0900+STB6100A!\n");
1374 
1375 	return 0;
1376 }
1377 
1378 static int su3000_frontend_attach(struct dvb_usb_adapter *d)
1379 {
1380 	u8 obuf[3] = { 0xe, 0x80, 0 };
1381 	u8 ibuf[] = { 0 };
1382 
1383 	if (dvb_usb_generic_rw(d->dev, obuf, 3, ibuf, 1, 0) < 0)
1384 		err("command 0x0e transfer failed.");
1385 
1386 	obuf[0] = 0xe;
1387 	obuf[1] = 0x02;
1388 	obuf[2] = 1;
1389 
1390 	if (dvb_usb_generic_rw(d->dev, obuf, 3, ibuf, 1, 0) < 0)
1391 		err("command 0x0e transfer failed.");
1392 	msleep(300);
1393 
1394 	obuf[0] = 0xe;
1395 	obuf[1] = 0x83;
1396 	obuf[2] = 0;
1397 
1398 	if (dvb_usb_generic_rw(d->dev, obuf, 3, ibuf, 1, 0) < 0)
1399 		err("command 0x0e transfer failed.");
1400 
1401 	obuf[0] = 0xe;
1402 	obuf[1] = 0x83;
1403 	obuf[2] = 1;
1404 
1405 	if (dvb_usb_generic_rw(d->dev, obuf, 3, ibuf, 1, 0) < 0)
1406 		err("command 0x0e transfer failed.");
1407 
1408 	obuf[0] = 0x51;
1409 
1410 	if (dvb_usb_generic_rw(d->dev, obuf, 1, ibuf, 1, 0) < 0)
1411 		err("command 0x51 transfer failed.");
1412 
1413 	d->fe_adap[0].fe = dvb_attach(ds3000_attach, &su3000_ds3000_config,
1414 					&d->dev->i2c_adap);
1415 	if (d->fe_adap[0].fe == NULL)
1416 		return -EIO;
1417 
1418 	if (dvb_attach(ts2020_attach, d->fe_adap[0].fe,
1419 				&dw2104_ts2020_config,
1420 				&d->dev->i2c_adap)) {
1421 		info("Attached DS3000/TS2020!\n");
1422 		return 0;
1423 	}
1424 
1425 	info("Failed to attach DS3000/TS2020!\n");
1426 	return -EIO;
1427 }
1428 
1429 static int t220_frontend_attach(struct dvb_usb_adapter *d)
1430 {
1431 	u8 obuf[3] = { 0xe, 0x87, 0 };
1432 	u8 ibuf[] = { 0 };
1433 
1434 	if (dvb_usb_generic_rw(d->dev, obuf, 3, ibuf, 1, 0) < 0)
1435 		err("command 0x0e transfer failed.");
1436 
1437 	obuf[0] = 0xe;
1438 	obuf[1] = 0x86;
1439 	obuf[2] = 1;
1440 
1441 	if (dvb_usb_generic_rw(d->dev, obuf, 3, ibuf, 1, 0) < 0)
1442 		err("command 0x0e transfer failed.");
1443 
1444 	obuf[0] = 0xe;
1445 	obuf[1] = 0x80;
1446 	obuf[2] = 0;
1447 
1448 	if (dvb_usb_generic_rw(d->dev, obuf, 3, ibuf, 1, 0) < 0)
1449 		err("command 0x0e transfer failed.");
1450 
1451 	msleep(50);
1452 
1453 	obuf[0] = 0xe;
1454 	obuf[1] = 0x80;
1455 	obuf[2] = 1;
1456 
1457 	if (dvb_usb_generic_rw(d->dev, obuf, 3, ibuf, 1, 0) < 0)
1458 		err("command 0x0e transfer failed.");
1459 
1460 	obuf[0] = 0x51;
1461 
1462 	if (dvb_usb_generic_rw(d->dev, obuf, 1, ibuf, 1, 0) < 0)
1463 		err("command 0x51 transfer failed.");
1464 
1465 	d->fe_adap[0].fe = dvb_attach(cxd2820r_attach, &cxd2820r_config,
1466 					&d->dev->i2c_adap, NULL);
1467 	if (d->fe_adap[0].fe != NULL) {
1468 		if (dvb_attach(tda18271_attach, d->fe_adap[0].fe, 0x60,
1469 					&d->dev->i2c_adap, &tda18271_config)) {
1470 			info("Attached TDA18271HD/CXD2820R!\n");
1471 			return 0;
1472 		}
1473 	}
1474 
1475 	info("Failed to attach TDA18271HD/CXD2820R!\n");
1476 	return -EIO;
1477 }
1478 
1479 static int m88rs2000_frontend_attach(struct dvb_usb_adapter *d)
1480 {
1481 	u8 obuf[] = { 0x51 };
1482 	u8 ibuf[] = { 0 };
1483 
1484 	if (dvb_usb_generic_rw(d->dev, obuf, 1, ibuf, 1, 0) < 0)
1485 		err("command 0x51 transfer failed.");
1486 
1487 	d->fe_adap[0].fe = dvb_attach(m88rs2000_attach, &s421_m88rs2000_config,
1488 					&d->dev->i2c_adap);
1489 
1490 	if (d->fe_adap[0].fe == NULL)
1491 		return -EIO;
1492 
1493 	if (dvb_attach(ts2020_attach, d->fe_adap[0].fe,
1494 				&dw2104_ts2020_config,
1495 				&d->dev->i2c_adap)) {
1496 		info("Attached RS2000/TS2020!\n");
1497 		return 0;
1498 	}
1499 
1500 	info("Failed to attach RS2000/TS2020!\n");
1501 	return -EIO;
1502 }
1503 
1504 static int tt_s2_4600_frontend_attach(struct dvb_usb_adapter *adap)
1505 {
1506 	struct dvb_usb_device *d = adap->dev;
1507 	struct dw2102_state *state = d->priv;
1508 	u8 obuf[3] = { 0xe, 0x80, 0 };
1509 	u8 ibuf[] = { 0 };
1510 	struct i2c_adapter *i2c_adapter;
1511 	struct i2c_client *client;
1512 	struct i2c_board_info info;
1513 	struct ts2020_config ts2020_config = {};
1514 
1515 	if (dvb_usb_generic_rw(d, obuf, 3, ibuf, 1, 0) < 0)
1516 		err("command 0x0e transfer failed.");
1517 
1518 	obuf[0] = 0xe;
1519 	obuf[1] = 0x02;
1520 	obuf[2] = 1;
1521 
1522 	if (dvb_usb_generic_rw(d, obuf, 3, ibuf, 1, 0) < 0)
1523 		err("command 0x0e transfer failed.");
1524 	msleep(300);
1525 
1526 	obuf[0] = 0xe;
1527 	obuf[1] = 0x83;
1528 	obuf[2] = 0;
1529 
1530 	if (dvb_usb_generic_rw(d, obuf, 3, ibuf, 1, 0) < 0)
1531 		err("command 0x0e transfer failed.");
1532 
1533 	obuf[0] = 0xe;
1534 	obuf[1] = 0x83;
1535 	obuf[2] = 1;
1536 
1537 	if (dvb_usb_generic_rw(d, obuf, 3, ibuf, 1, 0) < 0)
1538 		err("command 0x0e transfer failed.");
1539 
1540 	obuf[0] = 0x51;
1541 
1542 	if (dvb_usb_generic_rw(d, obuf, 1, ibuf, 1, 0) < 0)
1543 		err("command 0x51 transfer failed.");
1544 
1545 	memset(&info, 0, sizeof(struct i2c_board_info));
1546 
1547 	adap->fe_adap[0].fe = dvb_attach(m88ds3103_attach,
1548 					&tt_s2_4600_m88ds3103_config,
1549 					&d->i2c_adap,
1550 					&i2c_adapter);
1551 	if (adap->fe_adap[0].fe == NULL)
1552 		return -ENODEV;
1553 
1554 	/* attach tuner */
1555 	ts2020_config.fe = adap->fe_adap[0].fe;
1556 	strlcpy(info.type, "ts2022", I2C_NAME_SIZE);
1557 	info.addr = 0x60;
1558 	info.platform_data = &ts2020_config;
1559 	request_module("ts2020");
1560 	client = i2c_new_device(i2c_adapter, &info);
1561 
1562 	if (client == NULL || client->dev.driver == NULL) {
1563 		dvb_frontend_detach(adap->fe_adap[0].fe);
1564 		return -ENODEV;
1565 	}
1566 
1567 	if (!try_module_get(client->dev.driver->owner)) {
1568 		i2c_unregister_device(client);
1569 		dvb_frontend_detach(adap->fe_adap[0].fe);
1570 		return -ENODEV;
1571 	}
1572 
1573 	/* delegate signal strength measurement to tuner */
1574 	adap->fe_adap[0].fe->ops.read_signal_strength =
1575 			adap->fe_adap[0].fe->ops.tuner_ops.get_rf_strength;
1576 
1577 	state->i2c_client_tuner = client;
1578 
1579 	/* hook fe: need to resync the slave fifo when signal locks */
1580 	state->fe_read_status = adap->fe_adap[0].fe->ops.read_status;
1581 	adap->fe_adap[0].fe->ops.read_status = tt_s2_4600_read_status;
1582 
1583 	state->last_lock = 0;
1584 
1585 	return 0;
1586 }
1587 
1588 static int dw2102_tuner_attach(struct dvb_usb_adapter *adap)
1589 {
1590 	dvb_attach(dvb_pll_attach, adap->fe_adap[0].fe, 0x60,
1591 		&adap->dev->i2c_adap, DVB_PLL_OPERA1);
1592 	return 0;
1593 }
1594 
1595 static int dw3101_tuner_attach(struct dvb_usb_adapter *adap)
1596 {
1597 	dvb_attach(dvb_pll_attach, adap->fe_adap[0].fe, 0x60,
1598 		&adap->dev->i2c_adap, DVB_PLL_TUA6034);
1599 
1600 	return 0;
1601 }
1602 
1603 static int dw2102_rc_query(struct dvb_usb_device *d)
1604 {
1605 	u8 key[2];
1606 	struct i2c_msg msg = {
1607 		.addr = DW2102_RC_QUERY,
1608 		.flags = I2C_M_RD,
1609 		.buf = key,
1610 		.len = 2
1611 	};
1612 
1613 	if (d->props.i2c_algo->master_xfer(&d->i2c_adap, &msg, 1) == 1) {
1614 		if (msg.buf[0] != 0xff) {
1615 			deb_rc("%s: rc code: %x, %x\n",
1616 					__func__, key[0], key[1]);
1617 			rc_keydown(d->rc_dev, RC_TYPE_UNKNOWN, key[0], 0);
1618 		}
1619 	}
1620 
1621 	return 0;
1622 }
1623 
1624 static int prof_rc_query(struct dvb_usb_device *d)
1625 {
1626 	u8 key[2];
1627 	struct i2c_msg msg = {
1628 		.addr = DW2102_RC_QUERY,
1629 		.flags = I2C_M_RD,
1630 		.buf = key,
1631 		.len = 2
1632 	};
1633 
1634 	if (d->props.i2c_algo->master_xfer(&d->i2c_adap, &msg, 1) == 1) {
1635 		if (msg.buf[0] != 0xff) {
1636 			deb_rc("%s: rc code: %x, %x\n",
1637 					__func__, key[0], key[1]);
1638 			rc_keydown(d->rc_dev, RC_TYPE_UNKNOWN, key[0]^0xff, 0);
1639 		}
1640 	}
1641 
1642 	return 0;
1643 }
1644 
1645 static int su3000_rc_query(struct dvb_usb_device *d)
1646 {
1647 	u8 key[2];
1648 	struct i2c_msg msg = {
1649 		.addr = DW2102_RC_QUERY,
1650 		.flags = I2C_M_RD,
1651 		.buf = key,
1652 		.len = 2
1653 	};
1654 
1655 	if (d->props.i2c_algo->master_xfer(&d->i2c_adap, &msg, 1) == 1) {
1656 		if (msg.buf[0] != 0xff) {
1657 			deb_rc("%s: rc code: %x, %x\n",
1658 					__func__, key[0], key[1]);
1659 			rc_keydown(d->rc_dev, RC_TYPE_RC5,
1660 				   RC_SCANCODE_RC5(key[1], key[0]), 0);
1661 		}
1662 	}
1663 
1664 	return 0;
1665 }
1666 
1667 enum dw2102_table_entry {
1668 	CYPRESS_DW2102,
1669 	CYPRESS_DW2101,
1670 	CYPRESS_DW2104,
1671 	TEVII_S650,
1672 	TERRATEC_CINERGY_S,
1673 	CYPRESS_DW3101,
1674 	TEVII_S630,
1675 	PROF_1100,
1676 	TEVII_S660,
1677 	PROF_7500,
1678 	GENIATECH_SU3000,
1679 	TERRATEC_CINERGY_S2,
1680 	TEVII_S480_1,
1681 	TEVII_S480_2,
1682 	X3M_SPC1400HD,
1683 	TEVII_S421,
1684 	TEVII_S632,
1685 	TERRATEC_CINERGY_S2_R2,
1686 	GOTVIEW_SAT_HD,
1687 	GENIATECH_T220,
1688 	TECHNOTREND_S2_4600,
1689 	TEVII_S482_1,
1690 	TEVII_S482_2,
1691 };
1692 
1693 static struct usb_device_id dw2102_table[] = {
1694 	[CYPRESS_DW2102] = {USB_DEVICE(USB_VID_CYPRESS, USB_PID_DW2102)},
1695 	[CYPRESS_DW2101] = {USB_DEVICE(USB_VID_CYPRESS, 0x2101)},
1696 	[CYPRESS_DW2104] = {USB_DEVICE(USB_VID_CYPRESS, USB_PID_DW2104)},
1697 	[TEVII_S650] = {USB_DEVICE(0x9022, USB_PID_TEVII_S650)},
1698 	[TERRATEC_CINERGY_S] = {USB_DEVICE(USB_VID_TERRATEC, USB_PID_CINERGY_S)},
1699 	[CYPRESS_DW3101] = {USB_DEVICE(USB_VID_CYPRESS, USB_PID_DW3101)},
1700 	[TEVII_S630] = {USB_DEVICE(0x9022, USB_PID_TEVII_S630)},
1701 	[PROF_1100] = {USB_DEVICE(0x3011, USB_PID_PROF_1100)},
1702 	[TEVII_S660] = {USB_DEVICE(0x9022, USB_PID_TEVII_S660)},
1703 	[PROF_7500] = {USB_DEVICE(0x3034, 0x7500)},
1704 	[GENIATECH_SU3000] = {USB_DEVICE(0x1f4d, 0x3000)},
1705 	[TERRATEC_CINERGY_S2] = {USB_DEVICE(USB_VID_TERRATEC, 0x00a8)},
1706 	[TEVII_S480_1] = {USB_DEVICE(0x9022, USB_PID_TEVII_S480_1)},
1707 	[TEVII_S480_2] = {USB_DEVICE(0x9022, USB_PID_TEVII_S480_2)},
1708 	[X3M_SPC1400HD] = {USB_DEVICE(0x1f4d, 0x3100)},
1709 	[TEVII_S421] = {USB_DEVICE(0x9022, USB_PID_TEVII_S421)},
1710 	[TEVII_S632] = {USB_DEVICE(0x9022, USB_PID_TEVII_S632)},
1711 	[TERRATEC_CINERGY_S2_R2] = {USB_DEVICE(USB_VID_TERRATEC, 0x00b0)},
1712 	[GOTVIEW_SAT_HD] = {USB_DEVICE(0x1FE1, USB_PID_GOTVIEW_SAT_HD)},
1713 	[GENIATECH_T220] = {USB_DEVICE(0x1f4d, 0xD220)},
1714 	[TECHNOTREND_S2_4600] = {USB_DEVICE(USB_VID_TECHNOTREND,
1715 		USB_PID_TECHNOTREND_CONNECT_S2_4600)},
1716 	[TEVII_S482_1] = {USB_DEVICE(0x9022, 0xd483)},
1717 	[TEVII_S482_2] = {USB_DEVICE(0x9022, 0xd484)},
1718 	{ }
1719 };
1720 
1721 MODULE_DEVICE_TABLE(usb, dw2102_table);
1722 
1723 static int dw2102_load_firmware(struct usb_device *dev,
1724 			const struct firmware *frmwr)
1725 {
1726 	u8 *b, *p;
1727 	int ret = 0, i;
1728 	u8 reset;
1729 	u8 reset16[] = {0, 0, 0, 0, 0, 0, 0};
1730 	const struct firmware *fw;
1731 
1732 	switch (le16_to_cpu(dev->descriptor.idProduct)) {
1733 	case 0x2101:
1734 		ret = request_firmware(&fw, DW2101_FIRMWARE, &dev->dev);
1735 		if (ret != 0) {
1736 			err(err_str, DW2101_FIRMWARE);
1737 			return ret;
1738 		}
1739 		break;
1740 	default:
1741 		fw = frmwr;
1742 		break;
1743 	}
1744 	info("start downloading DW210X firmware");
1745 	p = kmalloc(fw->size, GFP_KERNEL);
1746 	reset = 1;
1747 	/*stop the CPU*/
1748 	dw210x_op_rw(dev, 0xa0, 0x7f92, 0, &reset, 1, DW210X_WRITE_MSG);
1749 	dw210x_op_rw(dev, 0xa0, 0xe600, 0, &reset, 1, DW210X_WRITE_MSG);
1750 
1751 	if (p != NULL) {
1752 		memcpy(p, fw->data, fw->size);
1753 		for (i = 0; i < fw->size; i += 0x40) {
1754 			b = (u8 *) p + i;
1755 			if (dw210x_op_rw(dev, 0xa0, i, 0, b , 0x40,
1756 					DW210X_WRITE_MSG) != 0x40) {
1757 				err("error while transferring firmware");
1758 				ret = -EINVAL;
1759 				break;
1760 			}
1761 		}
1762 		/* restart the CPU */
1763 		reset = 0;
1764 		if (ret || dw210x_op_rw(dev, 0xa0, 0x7f92, 0, &reset, 1,
1765 					DW210X_WRITE_MSG) != 1) {
1766 			err("could not restart the USB controller CPU.");
1767 			ret = -EINVAL;
1768 		}
1769 		if (ret || dw210x_op_rw(dev, 0xa0, 0xe600, 0, &reset, 1,
1770 					DW210X_WRITE_MSG) != 1) {
1771 			err("could not restart the USB controller CPU.");
1772 			ret = -EINVAL;
1773 		}
1774 		/* init registers */
1775 		switch (le16_to_cpu(dev->descriptor.idProduct)) {
1776 		case USB_PID_TEVII_S650:
1777 			dw2104_properties.rc.core.rc_codes = RC_MAP_TEVII_NEC;
1778 		case USB_PID_DW2104:
1779 			reset = 1;
1780 			dw210x_op_rw(dev, 0xc4, 0x0000, 0, &reset, 1,
1781 					DW210X_WRITE_MSG);
1782 			/* break omitted intentionally */
1783 		case USB_PID_DW3101:
1784 			reset = 0;
1785 			dw210x_op_rw(dev, 0xbf, 0x0040, 0, &reset, 0,
1786 					DW210X_WRITE_MSG);
1787 			break;
1788 		case USB_PID_CINERGY_S:
1789 		case USB_PID_DW2102:
1790 			dw210x_op_rw(dev, 0xbf, 0x0040, 0, &reset, 0,
1791 					DW210X_WRITE_MSG);
1792 			dw210x_op_rw(dev, 0xb9, 0x0000, 0, &reset16[0], 2,
1793 					DW210X_READ_MSG);
1794 			/* check STV0299 frontend  */
1795 			dw210x_op_rw(dev, 0xb5, 0, 0, &reset16[0], 2,
1796 					DW210X_READ_MSG);
1797 			if ((reset16[0] == 0xa1) || (reset16[0] == 0x80)) {
1798 				dw2102_properties.i2c_algo = &dw2102_i2c_algo;
1799 				dw2102_properties.adapter->fe[0].tuner_attach = &dw2102_tuner_attach;
1800 				break;
1801 			} else {
1802 				/* check STV0288 frontend  */
1803 				reset16[0] = 0xd0;
1804 				reset16[1] = 1;
1805 				reset16[2] = 0;
1806 				dw210x_op_rw(dev, 0xc2, 0, 0, &reset16[0], 3,
1807 						DW210X_WRITE_MSG);
1808 				dw210x_op_rw(dev, 0xc3, 0xd1, 0, &reset16[0], 3,
1809 						DW210X_READ_MSG);
1810 				if (reset16[2] == 0x11) {
1811 					dw2102_properties.i2c_algo = &dw2102_earda_i2c_algo;
1812 					break;
1813 				}
1814 			}
1815 		case 0x2101:
1816 			dw210x_op_rw(dev, 0xbc, 0x0030, 0, &reset16[0], 2,
1817 					DW210X_READ_MSG);
1818 			dw210x_op_rw(dev, 0xba, 0x0000, 0, &reset16[0], 7,
1819 					DW210X_READ_MSG);
1820 			dw210x_op_rw(dev, 0xba, 0x0000, 0, &reset16[0], 7,
1821 					DW210X_READ_MSG);
1822 			dw210x_op_rw(dev, 0xb9, 0x0000, 0, &reset16[0], 2,
1823 					DW210X_READ_MSG);
1824 			break;
1825 		}
1826 
1827 		msleep(100);
1828 		kfree(p);
1829 	}
1830 	return ret;
1831 }
1832 
1833 static struct dvb_usb_device_properties dw2102_properties = {
1834 	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
1835 	.usb_ctrl = DEVICE_SPECIFIC,
1836 	.firmware = DW2102_FIRMWARE,
1837 	.no_reconnect = 1,
1838 
1839 	.i2c_algo = &dw2102_serit_i2c_algo,
1840 
1841 	.rc.core = {
1842 		.rc_interval = 150,
1843 		.rc_codes = RC_MAP_DM1105_NEC,
1844 		.module_name = "dw2102",
1845 		.allowed_protos   = RC_BIT_NEC,
1846 		.rc_query = dw2102_rc_query,
1847 	},
1848 
1849 	.generic_bulk_ctrl_endpoint = 0x81,
1850 	/* parameter for the MPEG2-data transfer */
1851 	.num_adapters = 1,
1852 	.download_firmware = dw2102_load_firmware,
1853 	.read_mac_address = dw210x_read_mac_address,
1854 	.adapter = {
1855 		{
1856 		.num_frontends = 1,
1857 		.fe = {{
1858 			.frontend_attach = dw2102_frontend_attach,
1859 			.stream = {
1860 				.type = USB_BULK,
1861 				.count = 8,
1862 				.endpoint = 0x82,
1863 				.u = {
1864 					.bulk = {
1865 						.buffersize = 4096,
1866 					}
1867 				}
1868 			},
1869 		}},
1870 		}
1871 	},
1872 	.num_device_descs = 3,
1873 	.devices = {
1874 		{"DVBWorld DVB-S 2102 USB2.0",
1875 			{&dw2102_table[CYPRESS_DW2102], NULL},
1876 			{NULL},
1877 		},
1878 		{"DVBWorld DVB-S 2101 USB2.0",
1879 			{&dw2102_table[CYPRESS_DW2101], NULL},
1880 			{NULL},
1881 		},
1882 		{"TerraTec Cinergy S USB",
1883 			{&dw2102_table[TERRATEC_CINERGY_S], NULL},
1884 			{NULL},
1885 		},
1886 	}
1887 };
1888 
1889 static struct dvb_usb_device_properties dw2104_properties = {
1890 	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
1891 	.usb_ctrl = DEVICE_SPECIFIC,
1892 	.firmware = DW2104_FIRMWARE,
1893 	.no_reconnect = 1,
1894 
1895 	.i2c_algo = &dw2104_i2c_algo,
1896 	.rc.core = {
1897 		.rc_interval = 150,
1898 		.rc_codes = RC_MAP_DM1105_NEC,
1899 		.module_name = "dw2102",
1900 		.allowed_protos   = RC_BIT_NEC,
1901 		.rc_query = dw2102_rc_query,
1902 	},
1903 
1904 	.generic_bulk_ctrl_endpoint = 0x81,
1905 	/* parameter for the MPEG2-data transfer */
1906 	.num_adapters = 1,
1907 	.download_firmware = dw2102_load_firmware,
1908 	.read_mac_address = dw210x_read_mac_address,
1909 	.adapter = {
1910 		{
1911 		.num_frontends = 1,
1912 		.fe = {{
1913 			.frontend_attach = dw2104_frontend_attach,
1914 			.stream = {
1915 				.type = USB_BULK,
1916 				.count = 8,
1917 				.endpoint = 0x82,
1918 				.u = {
1919 					.bulk = {
1920 						.buffersize = 4096,
1921 					}
1922 				}
1923 			},
1924 		}},
1925 		}
1926 	},
1927 	.num_device_descs = 2,
1928 	.devices = {
1929 		{ "DVBWorld DW2104 USB2.0",
1930 			{&dw2102_table[CYPRESS_DW2104], NULL},
1931 			{NULL},
1932 		},
1933 		{ "TeVii S650 USB2.0",
1934 			{&dw2102_table[TEVII_S650], NULL},
1935 			{NULL},
1936 		},
1937 	}
1938 };
1939 
1940 static struct dvb_usb_device_properties dw3101_properties = {
1941 	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
1942 	.usb_ctrl = DEVICE_SPECIFIC,
1943 	.firmware = DW3101_FIRMWARE,
1944 	.no_reconnect = 1,
1945 
1946 	.i2c_algo = &dw3101_i2c_algo,
1947 	.rc.core = {
1948 		.rc_interval = 150,
1949 		.rc_codes = RC_MAP_DM1105_NEC,
1950 		.module_name = "dw2102",
1951 		.allowed_protos   = RC_BIT_NEC,
1952 		.rc_query = dw2102_rc_query,
1953 	},
1954 
1955 	.generic_bulk_ctrl_endpoint = 0x81,
1956 	/* parameter for the MPEG2-data transfer */
1957 	.num_adapters = 1,
1958 	.download_firmware = dw2102_load_firmware,
1959 	.read_mac_address = dw210x_read_mac_address,
1960 	.adapter = {
1961 		{
1962 		.num_frontends = 1,
1963 		.fe = {{
1964 			.frontend_attach = dw3101_frontend_attach,
1965 			.tuner_attach = dw3101_tuner_attach,
1966 			.stream = {
1967 				.type = USB_BULK,
1968 				.count = 8,
1969 				.endpoint = 0x82,
1970 				.u = {
1971 					.bulk = {
1972 						.buffersize = 4096,
1973 					}
1974 				}
1975 			},
1976 		}},
1977 		}
1978 	},
1979 	.num_device_descs = 1,
1980 	.devices = {
1981 		{ "DVBWorld DVB-C 3101 USB2.0",
1982 			{&dw2102_table[CYPRESS_DW3101], NULL},
1983 			{NULL},
1984 		},
1985 	}
1986 };
1987 
1988 static struct dvb_usb_device_properties s6x0_properties = {
1989 	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
1990 	.usb_ctrl = DEVICE_SPECIFIC,
1991 	.size_of_priv = sizeof(struct dw2102_state),
1992 	.firmware = S630_FIRMWARE,
1993 	.no_reconnect = 1,
1994 
1995 	.i2c_algo = &s6x0_i2c_algo,
1996 	.rc.core = {
1997 		.rc_interval = 150,
1998 		.rc_codes = RC_MAP_TEVII_NEC,
1999 		.module_name = "dw2102",
2000 		.allowed_protos   = RC_BIT_NEC,
2001 		.rc_query = dw2102_rc_query,
2002 	},
2003 
2004 	.generic_bulk_ctrl_endpoint = 0x81,
2005 	.num_adapters = 1,
2006 	.download_firmware = dw2102_load_firmware,
2007 	.read_mac_address = s6x0_read_mac_address,
2008 	.adapter = {
2009 		{
2010 		.num_frontends = 1,
2011 		.fe = {{
2012 			.frontend_attach = zl100313_frontend_attach,
2013 			.stream = {
2014 				.type = USB_BULK,
2015 				.count = 8,
2016 				.endpoint = 0x82,
2017 				.u = {
2018 					.bulk = {
2019 						.buffersize = 4096,
2020 					}
2021 				}
2022 			},
2023 		}},
2024 		}
2025 	},
2026 	.num_device_descs = 1,
2027 	.devices = {
2028 		{"TeVii S630 USB",
2029 			{&dw2102_table[TEVII_S630], NULL},
2030 			{NULL},
2031 		},
2032 	}
2033 };
2034 
2035 static struct dvb_usb_device_properties *p1100;
2036 static struct dvb_usb_device_description d1100 = {
2037 	"Prof 1100 USB ",
2038 	{&dw2102_table[PROF_1100], NULL},
2039 	{NULL},
2040 };
2041 
2042 static struct dvb_usb_device_properties *s660;
2043 static struct dvb_usb_device_description d660 = {
2044 	"TeVii S660 USB",
2045 	{&dw2102_table[TEVII_S660], NULL},
2046 	{NULL},
2047 };
2048 
2049 static struct dvb_usb_device_description d480_1 = {
2050 	"TeVii S480.1 USB",
2051 	{&dw2102_table[TEVII_S480_1], NULL},
2052 	{NULL},
2053 };
2054 
2055 static struct dvb_usb_device_description d480_2 = {
2056 	"TeVii S480.2 USB",
2057 	{&dw2102_table[TEVII_S480_2], NULL},
2058 	{NULL},
2059 };
2060 
2061 static struct dvb_usb_device_properties *p7500;
2062 static struct dvb_usb_device_description d7500 = {
2063 	"Prof 7500 USB DVB-S2",
2064 	{&dw2102_table[PROF_7500], NULL},
2065 	{NULL},
2066 };
2067 
2068 static struct dvb_usb_device_properties *s421;
2069 static struct dvb_usb_device_description d421 = {
2070 	"TeVii S421 PCI",
2071 	{&dw2102_table[TEVII_S421], NULL},
2072 	{NULL},
2073 };
2074 
2075 static struct dvb_usb_device_description d632 = {
2076 	"TeVii S632 USB",
2077 	{&dw2102_table[TEVII_S632], NULL},
2078 	{NULL},
2079 };
2080 
2081 static struct dvb_usb_device_properties su3000_properties = {
2082 	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
2083 	.usb_ctrl = DEVICE_SPECIFIC,
2084 	.size_of_priv = sizeof(struct dw2102_state),
2085 	.power_ctrl = su3000_power_ctrl,
2086 	.num_adapters = 1,
2087 	.identify_state	= su3000_identify_state,
2088 	.i2c_algo = &su3000_i2c_algo,
2089 
2090 	.rc.core = {
2091 		.rc_interval = 150,
2092 		.rc_codes = RC_MAP_SU3000,
2093 		.module_name = "dw2102",
2094 		.allowed_protos   = RC_BIT_RC5,
2095 		.rc_query = su3000_rc_query,
2096 	},
2097 
2098 	.read_mac_address = su3000_read_mac_address,
2099 
2100 	.generic_bulk_ctrl_endpoint = 0x01,
2101 
2102 	.adapter = {
2103 		{
2104 		.num_frontends = 1,
2105 		.fe = {{
2106 			.streaming_ctrl   = su3000_streaming_ctrl,
2107 			.frontend_attach  = su3000_frontend_attach,
2108 			.stream = {
2109 				.type = USB_BULK,
2110 				.count = 8,
2111 				.endpoint = 0x82,
2112 				.u = {
2113 					.bulk = {
2114 						.buffersize = 4096,
2115 					}
2116 				}
2117 			}
2118 		}},
2119 		}
2120 	},
2121 	.num_device_descs = 5,
2122 	.devices = {
2123 		{ "SU3000HD DVB-S USB2.0",
2124 			{ &dw2102_table[GENIATECH_SU3000], NULL },
2125 			{ NULL },
2126 		},
2127 		{ "Terratec Cinergy S2 USB HD",
2128 			{ &dw2102_table[TERRATEC_CINERGY_S2], NULL },
2129 			{ NULL },
2130 		},
2131 		{ "X3M TV SPC1400HD PCI",
2132 			{ &dw2102_table[X3M_SPC1400HD], NULL },
2133 			{ NULL },
2134 		},
2135 		{ "Terratec Cinergy S2 USB HD Rev.2",
2136 			{ &dw2102_table[TERRATEC_CINERGY_S2_R2], NULL },
2137 			{ NULL },
2138 		},
2139 		{ "GOTVIEW Satellite HD",
2140 			{ &dw2102_table[GOTVIEW_SAT_HD], NULL },
2141 			{ NULL },
2142 		},
2143 	}
2144 };
2145 
2146 static struct dvb_usb_device_properties t220_properties = {
2147 	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
2148 	.usb_ctrl = DEVICE_SPECIFIC,
2149 	.size_of_priv = sizeof(struct dw2102_state),
2150 	.power_ctrl = su3000_power_ctrl,
2151 	.num_adapters = 1,
2152 	.identify_state	= su3000_identify_state,
2153 	.i2c_algo = &su3000_i2c_algo,
2154 
2155 	.rc.core = {
2156 		.rc_interval = 150,
2157 		.rc_codes = RC_MAP_SU3000,
2158 		.module_name = "dw2102",
2159 		.allowed_protos   = RC_BIT_RC5,
2160 		.rc_query = su3000_rc_query,
2161 	},
2162 
2163 	.read_mac_address = su3000_read_mac_address,
2164 
2165 	.generic_bulk_ctrl_endpoint = 0x01,
2166 
2167 	.adapter = {
2168 		{
2169 		.num_frontends = 1,
2170 		.fe = { {
2171 			.streaming_ctrl   = su3000_streaming_ctrl,
2172 			.frontend_attach  = t220_frontend_attach,
2173 			.stream = {
2174 				.type = USB_BULK,
2175 				.count = 8,
2176 				.endpoint = 0x82,
2177 				.u = {
2178 					.bulk = {
2179 						.buffersize = 4096,
2180 					}
2181 				}
2182 			}
2183 		} },
2184 		}
2185 	},
2186 	.num_device_descs = 1,
2187 	.devices = {
2188 		{ "Geniatech T220 DVB-T/T2 USB2.0",
2189 			{ &dw2102_table[GENIATECH_T220], NULL },
2190 			{ NULL },
2191 		},
2192 	}
2193 };
2194 
2195 static struct dvb_usb_device_properties tt_s2_4600_properties = {
2196 	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
2197 	.usb_ctrl = DEVICE_SPECIFIC,
2198 	.size_of_priv = sizeof(struct dw2102_state),
2199 	.power_ctrl = su3000_power_ctrl,
2200 	.num_adapters = 1,
2201 	.identify_state	= su3000_identify_state,
2202 	.i2c_algo = &su3000_i2c_algo,
2203 
2204 	.rc.core = {
2205 		.rc_interval = 250,
2206 		.rc_codes = RC_MAP_TT_1500,
2207 		.module_name = "dw2102",
2208 		.allowed_protos   = RC_BIT_RC5,
2209 		.rc_query = su3000_rc_query,
2210 	},
2211 
2212 	.read_mac_address = su3000_read_mac_address,
2213 
2214 	.generic_bulk_ctrl_endpoint = 0x01,
2215 
2216 	.adapter = {
2217 		{
2218 		.num_frontends = 1,
2219 		.fe = {{
2220 			.streaming_ctrl   = su3000_streaming_ctrl,
2221 			.frontend_attach  = tt_s2_4600_frontend_attach,
2222 			.stream = {
2223 				.type = USB_BULK,
2224 				.count = 8,
2225 				.endpoint = 0x82,
2226 				.u = {
2227 					.bulk = {
2228 						.buffersize = 4096,
2229 					}
2230 				}
2231 			}
2232 		} },
2233 		}
2234 	},
2235 	.num_device_descs = 3,
2236 	.devices = {
2237 		{ "TechnoTrend TT-connect S2-4600",
2238 			{ &dw2102_table[TECHNOTREND_S2_4600], NULL },
2239 			{ NULL },
2240 		},
2241 		{ "TeVii S482 (tuner 1)",
2242 			{ &dw2102_table[TEVII_S482_1], NULL },
2243 			{ NULL },
2244 		},
2245 		{ "TeVii S482 (tuner 2)",
2246 			{ &dw2102_table[TEVII_S482_2], NULL },
2247 			{ NULL },
2248 		},
2249 	}
2250 };
2251 
2252 static int dw2102_probe(struct usb_interface *intf,
2253 		const struct usb_device_id *id)
2254 {
2255 	p1100 = kmemdup(&s6x0_properties,
2256 			sizeof(struct dvb_usb_device_properties), GFP_KERNEL);
2257 	if (!p1100)
2258 		return -ENOMEM;
2259 	/* copy default structure */
2260 	/* fill only different fields */
2261 	p1100->firmware = P1100_FIRMWARE;
2262 	p1100->devices[0] = d1100;
2263 	p1100->rc.core.rc_query = prof_rc_query;
2264 	p1100->rc.core.rc_codes = RC_MAP_TBS_NEC;
2265 	p1100->adapter->fe[0].frontend_attach = stv0288_frontend_attach;
2266 
2267 	s660 = kmemdup(&s6x0_properties,
2268 		       sizeof(struct dvb_usb_device_properties), GFP_KERNEL);
2269 	if (!s660) {
2270 		kfree(p1100);
2271 		return -ENOMEM;
2272 	}
2273 	s660->firmware = S660_FIRMWARE;
2274 	s660->num_device_descs = 3;
2275 	s660->devices[0] = d660;
2276 	s660->devices[1] = d480_1;
2277 	s660->devices[2] = d480_2;
2278 	s660->adapter->fe[0].frontend_attach = ds3000_frontend_attach;
2279 
2280 	p7500 = kmemdup(&s6x0_properties,
2281 			sizeof(struct dvb_usb_device_properties), GFP_KERNEL);
2282 	if (!p7500) {
2283 		kfree(p1100);
2284 		kfree(s660);
2285 		return -ENOMEM;
2286 	}
2287 	p7500->firmware = P7500_FIRMWARE;
2288 	p7500->devices[0] = d7500;
2289 	p7500->rc.core.rc_query = prof_rc_query;
2290 	p7500->rc.core.rc_codes = RC_MAP_TBS_NEC;
2291 	p7500->adapter->fe[0].frontend_attach = prof_7500_frontend_attach;
2292 
2293 
2294 	s421 = kmemdup(&su3000_properties,
2295 		       sizeof(struct dvb_usb_device_properties), GFP_KERNEL);
2296 	if (!s421) {
2297 		kfree(p1100);
2298 		kfree(s660);
2299 		kfree(p7500);
2300 		return -ENOMEM;
2301 	}
2302 	s421->num_device_descs = 2;
2303 	s421->devices[0] = d421;
2304 	s421->devices[1] = d632;
2305 	s421->adapter->fe[0].frontend_attach = m88rs2000_frontend_attach;
2306 
2307 	if (0 == dvb_usb_device_init(intf, &dw2102_properties,
2308 			THIS_MODULE, NULL, adapter_nr) ||
2309 	    0 == dvb_usb_device_init(intf, &dw2104_properties,
2310 			THIS_MODULE, NULL, adapter_nr) ||
2311 	    0 == dvb_usb_device_init(intf, &dw3101_properties,
2312 			THIS_MODULE, NULL, adapter_nr) ||
2313 	    0 == dvb_usb_device_init(intf, &s6x0_properties,
2314 			THIS_MODULE, NULL, adapter_nr) ||
2315 	    0 == dvb_usb_device_init(intf, p1100,
2316 			THIS_MODULE, NULL, adapter_nr) ||
2317 	    0 == dvb_usb_device_init(intf, s660,
2318 			THIS_MODULE, NULL, adapter_nr) ||
2319 	    0 == dvb_usb_device_init(intf, p7500,
2320 			THIS_MODULE, NULL, adapter_nr) ||
2321 	    0 == dvb_usb_device_init(intf, s421,
2322 			THIS_MODULE, NULL, adapter_nr) ||
2323 	    0 == dvb_usb_device_init(intf, &su3000_properties,
2324 			 THIS_MODULE, NULL, adapter_nr) ||
2325 	    0 == dvb_usb_device_init(intf, &t220_properties,
2326 			 THIS_MODULE, NULL, adapter_nr) ||
2327 	    0 == dvb_usb_device_init(intf, &tt_s2_4600_properties,
2328 			 THIS_MODULE, NULL, adapter_nr))
2329 		return 0;
2330 
2331 	return -ENODEV;
2332 }
2333 
2334 static void dw2102_disconnect(struct usb_interface *intf)
2335 {
2336 	struct dvb_usb_device *d = usb_get_intfdata(intf);
2337 	struct dw2102_state *st = (struct dw2102_state *)d->priv;
2338 	struct i2c_client *client;
2339 
2340 	/* remove I2C client for tuner */
2341 	client = st->i2c_client_tuner;
2342 	if (client) {
2343 		module_put(client->dev.driver->owner);
2344 		i2c_unregister_device(client);
2345 	}
2346 
2347 	dvb_usb_device_exit(intf);
2348 }
2349 
2350 static struct usb_driver dw2102_driver = {
2351 	.name = "dw2102",
2352 	.probe = dw2102_probe,
2353 	.disconnect = dw2102_disconnect,
2354 	.id_table = dw2102_table,
2355 };
2356 
2357 module_usb_driver(dw2102_driver);
2358 
2359 MODULE_AUTHOR("Igor M. Liplianin (c) liplianin@me.by");
2360 MODULE_DESCRIPTION("Driver for DVBWorld DVB-S 2101, 2102, DVB-S2 2104,"
2361 			" DVB-C 3101 USB2.0,"
2362 			" TeVii S600, S630, S650, S660, S480, S421, S632"
2363 			" Prof 1100, 7500 USB2.0,"
2364 			" Geniatech SU3000, T220,"
2365 			" TechnoTrend S2-4600 devices");
2366 MODULE_VERSION("0.1");
2367 MODULE_LICENSE("GPL");
2368 MODULE_FIRMWARE(DW2101_FIRMWARE);
2369 MODULE_FIRMWARE(DW2102_FIRMWARE);
2370 MODULE_FIRMWARE(DW2104_FIRMWARE);
2371 MODULE_FIRMWARE(DW3101_FIRMWARE);
2372 MODULE_FIRMWARE(S630_FIRMWARE);
2373 MODULE_FIRMWARE(S660_FIRMWARE);
2374 MODULE_FIRMWARE(P1100_FIRMWARE);
2375 MODULE_FIRMWARE(P7500_FIRMWARE);
2376