xref: /openbmc/linux/drivers/media/usb/dvb-usb/dw2102.c (revision b755c25f)
1 // SPDX-License-Identifier: GPL-2.0-only
2 /* DVB USB framework compliant Linux driver for the
3  *	DVBWorld DVB-S 2101, 2102, DVB-S2 2104, DVB-C 3101,
4  *	TeVii S421, S480, S482, S600, S630, S632, S650, S660, S662,
5  *	Prof 1100, 7500,
6  *	Geniatech SU3000, T220,
7  *	TechnoTrend S2-4600,
8  *	Terratec Cinergy S2 cards
9  * Copyright (C) 2008-2012 Igor M. Liplianin (liplianin@me.by)
10  *
11  * see Documentation/driver-api/media/drivers/dvb-usb.rst for more information
12  */
13 #include <media/dvb-usb-ids.h>
14 #include "dw2102.h"
15 #include "si21xx.h"
16 #include "stv0299.h"
17 #include "z0194a.h"
18 #include "stv0288.h"
19 #include "stb6000.h"
20 #include "eds1547.h"
21 #include "cx24116.h"
22 #include "tda1002x.h"
23 #include "mt312.h"
24 #include "zl10039.h"
25 #include "ts2020.h"
26 #include "ds3000.h"
27 #include "stv0900.h"
28 #include "stv6110.h"
29 #include "stb6100.h"
30 #include "stb6100_proc.h"
31 #include "m88rs2000.h"
32 #include "tda18271.h"
33 #include "cxd2820r.h"
34 #include "m88ds3103.h"
35 
36 /* Max transfer size done by I2C transfer functions */
37 #define MAX_XFER_SIZE  64
38 
39 
40 #define DW210X_READ_MSG 0
41 #define DW210X_WRITE_MSG 1
42 
43 #define REG_1F_SYMBOLRATE_BYTE0 0x1f
44 #define REG_20_SYMBOLRATE_BYTE1 0x20
45 #define REG_21_SYMBOLRATE_BYTE2 0x21
46 /* on my own*/
47 #define DW2102_VOLTAGE_CTRL (0x1800)
48 #define SU3000_STREAM_CTRL (0x1900)
49 #define DW2102_RC_QUERY (0x1a00)
50 #define DW2102_LED_CTRL (0x1b00)
51 
52 #define DW2101_FIRMWARE "dvb-usb-dw2101.fw"
53 #define DW2102_FIRMWARE "dvb-usb-dw2102.fw"
54 #define DW2104_FIRMWARE "dvb-usb-dw2104.fw"
55 #define DW3101_FIRMWARE "dvb-usb-dw3101.fw"
56 #define S630_FIRMWARE   "dvb-usb-s630.fw"
57 #define S660_FIRMWARE   "dvb-usb-s660.fw"
58 #define P1100_FIRMWARE  "dvb-usb-p1100.fw"
59 #define P7500_FIRMWARE  "dvb-usb-p7500.fw"
60 
61 #define	err_str "did not find the firmware file '%s'. You can use <kernel_dir>/scripts/get_dvb_firmware to get the firmware"
62 
63 struct dw2102_state {
64 	u8 initialized;
65 	u8 last_lock;
66 	u8 data[MAX_XFER_SIZE + 4];
67 	struct i2c_client *i2c_client_demod;
68 	struct i2c_client *i2c_client_tuner;
69 
70 	/* fe hook functions*/
71 	int (*old_set_voltage)(struct dvb_frontend *f, enum fe_sec_voltage v);
72 	int (*fe_read_status)(struct dvb_frontend *fe,
73 			      enum fe_status *status);
74 };
75 
76 /* debug */
77 static int dvb_usb_dw2102_debug;
78 module_param_named(debug, dvb_usb_dw2102_debug, int, 0644);
79 MODULE_PARM_DESC(debug, "set debugging level (1=info 2=xfer 4=rc(or-able))."
80 						DVB_USB_DEBUG_STATUS);
81 
82 /* demod probe */
83 static int demod_probe = 1;
84 module_param_named(demod, demod_probe, int, 0644);
85 MODULE_PARM_DESC(demod, "demod to probe (1=cx24116 2=stv0903+stv6110 4=stv0903+stb6100(or-able)).");
86 
87 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
88 
89 static int dw210x_op_rw(struct usb_device *dev, u8 request, u16 value,
90 			u16 index, u8 * data, u16 len, int flags)
91 {
92 	int ret;
93 	u8 *u8buf;
94 	unsigned int pipe = (flags == DW210X_READ_MSG) ?
95 				usb_rcvctrlpipe(dev, 0) : usb_sndctrlpipe(dev, 0);
96 	u8 request_type = (flags == DW210X_READ_MSG) ? USB_DIR_IN : USB_DIR_OUT;
97 
98 	u8buf = kmalloc(len, GFP_KERNEL);
99 	if (!u8buf)
100 		return -ENOMEM;
101 
102 
103 	if (flags == DW210X_WRITE_MSG)
104 		memcpy(u8buf, data, len);
105 	ret = usb_control_msg(dev, pipe, request, request_type | USB_TYPE_VENDOR,
106 				value, index , u8buf, len, 2000);
107 
108 	if (flags == DW210X_READ_MSG)
109 		memcpy(data, u8buf, len);
110 
111 	kfree(u8buf);
112 	return ret;
113 }
114 
115 /* I2C */
116 static int dw2102_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[],
117 		int num)
118 {
119 	struct dvb_usb_device *d = i2c_get_adapdata(adap);
120 	int i = 0;
121 	u8 buf6[] = {0x2c, 0x05, 0xc0, 0, 0, 0, 0};
122 	u16 value;
123 
124 	if (!d)
125 		return -ENODEV;
126 	if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
127 		return -EAGAIN;
128 
129 	switch (num) {
130 	case 2:
131 		/* read stv0299 register */
132 		value = msg[0].buf[0];/* register */
133 		for (i = 0; i < msg[1].len; i++) {
134 			dw210x_op_rw(d->udev, 0xb5, value + i, 0,
135 					buf6, 2, DW210X_READ_MSG);
136 			msg[1].buf[i] = buf6[0];
137 		}
138 		break;
139 	case 1:
140 		switch (msg[0].addr) {
141 		case 0x68:
142 			/* write to stv0299 register */
143 			buf6[0] = 0x2a;
144 			buf6[1] = msg[0].buf[0];
145 			buf6[2] = msg[0].buf[1];
146 			dw210x_op_rw(d->udev, 0xb2, 0, 0,
147 					buf6, 3, DW210X_WRITE_MSG);
148 			break;
149 		case 0x60:
150 			if (msg[0].flags == 0) {
151 			/* write to tuner pll */
152 				buf6[0] = 0x2c;
153 				buf6[1] = 5;
154 				buf6[2] = 0xc0;
155 				buf6[3] = msg[0].buf[0];
156 				buf6[4] = msg[0].buf[1];
157 				buf6[5] = msg[0].buf[2];
158 				buf6[6] = msg[0].buf[3];
159 				dw210x_op_rw(d->udev, 0xb2, 0, 0,
160 						buf6, 7, DW210X_WRITE_MSG);
161 			} else {
162 			/* read from tuner */
163 				dw210x_op_rw(d->udev, 0xb5, 0, 0,
164 						buf6, 1, DW210X_READ_MSG);
165 				msg[0].buf[0] = buf6[0];
166 			}
167 			break;
168 		case (DW2102_RC_QUERY):
169 			dw210x_op_rw(d->udev, 0xb8, 0, 0,
170 					buf6, 2, DW210X_READ_MSG);
171 			msg[0].buf[0] = buf6[0];
172 			msg[0].buf[1] = buf6[1];
173 			break;
174 		case (DW2102_VOLTAGE_CTRL):
175 			buf6[0] = 0x30;
176 			buf6[1] = msg[0].buf[0];
177 			dw210x_op_rw(d->udev, 0xb2, 0, 0,
178 					buf6, 2, DW210X_WRITE_MSG);
179 			break;
180 		}
181 
182 		break;
183 	}
184 
185 	mutex_unlock(&d->i2c_mutex);
186 	return num;
187 }
188 
189 static int dw2102_serit_i2c_transfer(struct i2c_adapter *adap,
190 						struct i2c_msg msg[], int num)
191 {
192 	struct dvb_usb_device *d = i2c_get_adapdata(adap);
193 	u8 buf6[] = {0, 0, 0, 0, 0, 0, 0};
194 
195 	if (!d)
196 		return -ENODEV;
197 	if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
198 		return -EAGAIN;
199 
200 	switch (num) {
201 	case 2:
202 		if (msg[0].len != 1) {
203 			warn("i2c rd: len=%d is not 1!\n",
204 			     msg[0].len);
205 			num = -EOPNOTSUPP;
206 			break;
207 		}
208 
209 		if (2 + msg[1].len > sizeof(buf6)) {
210 			warn("i2c rd: len=%d is too big!\n",
211 			     msg[1].len);
212 			num = -EOPNOTSUPP;
213 			break;
214 		}
215 
216 		/* read si2109 register by number */
217 		buf6[0] = msg[0].addr << 1;
218 		buf6[1] = msg[0].len;
219 		buf6[2] = msg[0].buf[0];
220 		dw210x_op_rw(d->udev, 0xc2, 0, 0,
221 				buf6, msg[0].len + 2, DW210X_WRITE_MSG);
222 		/* read si2109 register */
223 		dw210x_op_rw(d->udev, 0xc3, 0xd0, 0,
224 				buf6, msg[1].len + 2, DW210X_READ_MSG);
225 		memcpy(msg[1].buf, buf6 + 2, msg[1].len);
226 
227 		break;
228 	case 1:
229 		switch (msg[0].addr) {
230 		case 0x68:
231 			if (2 + msg[0].len > sizeof(buf6)) {
232 				warn("i2c wr: len=%d is too big!\n",
233 				     msg[0].len);
234 				num = -EOPNOTSUPP;
235 				break;
236 			}
237 
238 			/* write to si2109 register */
239 			buf6[0] = msg[0].addr << 1;
240 			buf6[1] = msg[0].len;
241 			memcpy(buf6 + 2, msg[0].buf, msg[0].len);
242 			dw210x_op_rw(d->udev, 0xc2, 0, 0, buf6,
243 					msg[0].len + 2, DW210X_WRITE_MSG);
244 			break;
245 		case(DW2102_RC_QUERY):
246 			dw210x_op_rw(d->udev, 0xb8, 0, 0,
247 					buf6, 2, DW210X_READ_MSG);
248 			msg[0].buf[0] = buf6[0];
249 			msg[0].buf[1] = buf6[1];
250 			break;
251 		case(DW2102_VOLTAGE_CTRL):
252 			buf6[0] = 0x30;
253 			buf6[1] = msg[0].buf[0];
254 			dw210x_op_rw(d->udev, 0xb2, 0, 0,
255 					buf6, 2, DW210X_WRITE_MSG);
256 			break;
257 		}
258 		break;
259 	}
260 
261 	mutex_unlock(&d->i2c_mutex);
262 	return num;
263 }
264 
265 static int dw2102_earda_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[], int num)
266 {
267 	struct dvb_usb_device *d = i2c_get_adapdata(adap);
268 	int ret;
269 
270 	if (!d)
271 		return -ENODEV;
272 	if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
273 		return -EAGAIN;
274 
275 	switch (num) {
276 	case 2: {
277 		/* read */
278 		/* first write first register number */
279 		u8 ibuf[MAX_XFER_SIZE], obuf[3];
280 
281 		if (2 + msg[0].len != sizeof(obuf)) {
282 			warn("i2c rd: len=%d is not 1!\n",
283 			     msg[0].len);
284 			ret = -EOPNOTSUPP;
285 			goto unlock;
286 		}
287 
288 		if (2 + msg[1].len > sizeof(ibuf)) {
289 			warn("i2c rd: len=%d is too big!\n",
290 			     msg[1].len);
291 			ret = -EOPNOTSUPP;
292 			goto unlock;
293 		}
294 
295 		obuf[0] = msg[0].addr << 1;
296 		obuf[1] = msg[0].len;
297 		obuf[2] = msg[0].buf[0];
298 		dw210x_op_rw(d->udev, 0xc2, 0, 0,
299 				obuf, msg[0].len + 2, DW210X_WRITE_MSG);
300 		/* second read registers */
301 		dw210x_op_rw(d->udev, 0xc3, 0xd1 , 0,
302 				ibuf, msg[1].len + 2, DW210X_READ_MSG);
303 		memcpy(msg[1].buf, ibuf + 2, msg[1].len);
304 
305 		break;
306 	}
307 	case 1:
308 		switch (msg[0].addr) {
309 		case 0x68: {
310 			/* write to register */
311 			u8 obuf[MAX_XFER_SIZE];
312 
313 			if (2 + msg[0].len > sizeof(obuf)) {
314 				warn("i2c wr: len=%d is too big!\n",
315 				     msg[1].len);
316 				ret = -EOPNOTSUPP;
317 				goto unlock;
318 			}
319 
320 			obuf[0] = msg[0].addr << 1;
321 			obuf[1] = msg[0].len;
322 			memcpy(obuf + 2, msg[0].buf, msg[0].len);
323 			dw210x_op_rw(d->udev, 0xc2, 0, 0,
324 					obuf, msg[0].len + 2, DW210X_WRITE_MSG);
325 			break;
326 		}
327 		case 0x61: {
328 			/* write to tuner */
329 			u8 obuf[MAX_XFER_SIZE];
330 
331 			if (2 + msg[0].len > sizeof(obuf)) {
332 				warn("i2c wr: len=%d is too big!\n",
333 				     msg[1].len);
334 				ret = -EOPNOTSUPP;
335 				goto unlock;
336 			}
337 
338 			obuf[0] = msg[0].addr << 1;
339 			obuf[1] = msg[0].len;
340 			memcpy(obuf + 2, msg[0].buf, msg[0].len);
341 			dw210x_op_rw(d->udev, 0xc2, 0, 0,
342 					obuf, msg[0].len + 2, DW210X_WRITE_MSG);
343 			break;
344 		}
345 		case(DW2102_RC_QUERY): {
346 			u8 ibuf[2];
347 			dw210x_op_rw(d->udev, 0xb8, 0, 0,
348 					ibuf, 2, DW210X_READ_MSG);
349 			memcpy(msg[0].buf, ibuf , 2);
350 			break;
351 		}
352 		case(DW2102_VOLTAGE_CTRL): {
353 			u8 obuf[2];
354 			obuf[0] = 0x30;
355 			obuf[1] = msg[0].buf[0];
356 			dw210x_op_rw(d->udev, 0xb2, 0, 0,
357 					obuf, 2, DW210X_WRITE_MSG);
358 			break;
359 		}
360 		}
361 
362 		break;
363 	}
364 	ret = num;
365 
366 unlock:
367 	mutex_unlock(&d->i2c_mutex);
368 	return ret;
369 }
370 
371 static int dw2104_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[], int num)
372 {
373 	struct dvb_usb_device *d = i2c_get_adapdata(adap);
374 	int len, i, j, ret;
375 
376 	if (!d)
377 		return -ENODEV;
378 	if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
379 		return -EAGAIN;
380 
381 	for (j = 0; j < num; j++) {
382 		switch (msg[j].addr) {
383 		case(DW2102_RC_QUERY): {
384 			u8 ibuf[2];
385 			dw210x_op_rw(d->udev, 0xb8, 0, 0,
386 					ibuf, 2, DW210X_READ_MSG);
387 			memcpy(msg[j].buf, ibuf , 2);
388 			break;
389 		}
390 		case(DW2102_VOLTAGE_CTRL): {
391 			u8 obuf[2];
392 			obuf[0] = 0x30;
393 			obuf[1] = msg[j].buf[0];
394 			dw210x_op_rw(d->udev, 0xb2, 0, 0,
395 					obuf, 2, DW210X_WRITE_MSG);
396 			break;
397 		}
398 		/*case 0x55: cx24116
399 		case 0x6a: stv0903
400 		case 0x68: ds3000, stv0903
401 		case 0x60: ts2020, stv6110, stb6100 */
402 		default: {
403 			if (msg[j].flags == I2C_M_RD) {
404 				/* read registers */
405 				u8  ibuf[MAX_XFER_SIZE];
406 
407 				if (2 + msg[j].len > sizeof(ibuf)) {
408 					warn("i2c rd: len=%d is too big!\n",
409 					     msg[j].len);
410 					ret = -EOPNOTSUPP;
411 					goto unlock;
412 				}
413 
414 				dw210x_op_rw(d->udev, 0xc3,
415 						(msg[j].addr << 1) + 1, 0,
416 						ibuf, msg[j].len + 2,
417 						DW210X_READ_MSG);
418 				memcpy(msg[j].buf, ibuf + 2, msg[j].len);
419 				mdelay(10);
420 			} else if (((msg[j].buf[0] == 0xb0) &&
421 						(msg[j].addr == 0x68)) ||
422 						((msg[j].buf[0] == 0xf7) &&
423 						(msg[j].addr == 0x55))) {
424 				/* write firmware */
425 				u8 obuf[19];
426 				obuf[0] = msg[j].addr << 1;
427 				obuf[1] = (msg[j].len > 15 ? 17 : msg[j].len);
428 				obuf[2] = msg[j].buf[0];
429 				len = msg[j].len - 1;
430 				i = 1;
431 				do {
432 					memcpy(obuf + 3, msg[j].buf + i,
433 							(len > 16 ? 16 : len));
434 					dw210x_op_rw(d->udev, 0xc2, 0, 0,
435 						obuf, (len > 16 ? 16 : len) + 3,
436 						DW210X_WRITE_MSG);
437 					i += 16;
438 					len -= 16;
439 				} while (len > 0);
440 			} else {
441 				/* write registers */
442 				u8 obuf[MAX_XFER_SIZE];
443 
444 				if (2 + msg[j].len > sizeof(obuf)) {
445 					warn("i2c wr: len=%d is too big!\n",
446 					     msg[j].len);
447 					ret = -EOPNOTSUPP;
448 					goto unlock;
449 				}
450 
451 				obuf[0] = msg[j].addr << 1;
452 				obuf[1] = msg[j].len;
453 				memcpy(obuf + 2, msg[j].buf, msg[j].len);
454 				dw210x_op_rw(d->udev, 0xc2, 0, 0,
455 						obuf, msg[j].len + 2,
456 						DW210X_WRITE_MSG);
457 			}
458 			break;
459 		}
460 		}
461 
462 	}
463 	ret = num;
464 
465 unlock:
466 	mutex_unlock(&d->i2c_mutex);
467 	return ret;
468 }
469 
470 static int dw3101_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[],
471 								int num)
472 {
473 	struct dvb_usb_device *d = i2c_get_adapdata(adap);
474 	int ret;
475 	int i;
476 
477 	if (!d)
478 		return -ENODEV;
479 	if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
480 		return -EAGAIN;
481 
482 	switch (num) {
483 	case 2: {
484 		/* read */
485 		/* first write first register number */
486 		u8 ibuf[MAX_XFER_SIZE], obuf[3];
487 
488 		if (2 + msg[0].len != sizeof(obuf)) {
489 			warn("i2c rd: len=%d is not 1!\n",
490 			     msg[0].len);
491 			ret = -EOPNOTSUPP;
492 			goto unlock;
493 		}
494 		if (2 + msg[1].len > sizeof(ibuf)) {
495 			warn("i2c rd: len=%d is too big!\n",
496 			     msg[1].len);
497 			ret = -EOPNOTSUPP;
498 			goto unlock;
499 		}
500 		obuf[0] = msg[0].addr << 1;
501 		obuf[1] = msg[0].len;
502 		obuf[2] = msg[0].buf[0];
503 		dw210x_op_rw(d->udev, 0xc2, 0, 0,
504 				obuf, msg[0].len + 2, DW210X_WRITE_MSG);
505 		/* second read registers */
506 		dw210x_op_rw(d->udev, 0xc3, 0x19 , 0,
507 				ibuf, msg[1].len + 2, DW210X_READ_MSG);
508 		memcpy(msg[1].buf, ibuf + 2, msg[1].len);
509 
510 		break;
511 	}
512 	case 1:
513 		switch (msg[0].addr) {
514 		case 0x60:
515 		case 0x0c: {
516 			/* write to register */
517 			u8 obuf[MAX_XFER_SIZE];
518 
519 			if (2 + msg[0].len > sizeof(obuf)) {
520 				warn("i2c wr: len=%d is too big!\n",
521 				     msg[0].len);
522 				ret = -EOPNOTSUPP;
523 				goto unlock;
524 			}
525 			obuf[0] = msg[0].addr << 1;
526 			obuf[1] = msg[0].len;
527 			memcpy(obuf + 2, msg[0].buf, msg[0].len);
528 			dw210x_op_rw(d->udev, 0xc2, 0, 0,
529 					obuf, msg[0].len + 2, DW210X_WRITE_MSG);
530 			break;
531 		}
532 		case(DW2102_RC_QUERY): {
533 			u8 ibuf[2];
534 			dw210x_op_rw(d->udev, 0xb8, 0, 0,
535 					ibuf, 2, DW210X_READ_MSG);
536 			memcpy(msg[0].buf, ibuf , 2);
537 			break;
538 		}
539 		}
540 
541 		break;
542 	}
543 
544 	for (i = 0; i < num; i++) {
545 		deb_xfer("%02x:%02x: %s ", i, msg[i].addr,
546 				msg[i].flags == 0 ? ">>>" : "<<<");
547 		debug_dump(msg[i].buf, msg[i].len, deb_xfer);
548 	}
549 	ret = num;
550 
551 unlock:
552 	mutex_unlock(&d->i2c_mutex);
553 	return ret;
554 }
555 
556 static int s6x0_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[],
557 								int num)
558 {
559 	struct dvb_usb_device *d = i2c_get_adapdata(adap);
560 	struct usb_device *udev;
561 	int len, i, j, ret;
562 
563 	if (!d)
564 		return -ENODEV;
565 	udev = d->udev;
566 	if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
567 		return -EAGAIN;
568 
569 	for (j = 0; j < num; j++) {
570 		switch (msg[j].addr) {
571 		case (DW2102_RC_QUERY): {
572 			u8 ibuf[5];
573 			dw210x_op_rw(d->udev, 0xb8, 0, 0,
574 					ibuf, 5, DW210X_READ_MSG);
575 			memcpy(msg[j].buf, ibuf + 3, 2);
576 			break;
577 		}
578 		case (DW2102_VOLTAGE_CTRL): {
579 			u8 obuf[2];
580 
581 			obuf[0] = 1;
582 			obuf[1] = msg[j].buf[1];/* off-on */
583 			dw210x_op_rw(d->udev, 0x8a, 0, 0,
584 					obuf, 2, DW210X_WRITE_MSG);
585 			obuf[0] = 3;
586 			obuf[1] = msg[j].buf[0];/* 13v-18v */
587 			dw210x_op_rw(d->udev, 0x8a, 0, 0,
588 					obuf, 2, DW210X_WRITE_MSG);
589 			break;
590 		}
591 		case (DW2102_LED_CTRL): {
592 			u8 obuf[2];
593 
594 			obuf[0] = 5;
595 			obuf[1] = msg[j].buf[0];
596 			dw210x_op_rw(d->udev, 0x8a, 0, 0,
597 					obuf, 2, DW210X_WRITE_MSG);
598 			break;
599 		}
600 		/*case 0x55: cx24116
601 		case 0x6a: stv0903
602 		case 0x68: ds3000, stv0903, rs2000
603 		case 0x60: ts2020, stv6110, stb6100
604 		case 0xa0: eeprom */
605 		default: {
606 			if (msg[j].flags == I2C_M_RD) {
607 				/* read registers */
608 				u8 ibuf[MAX_XFER_SIZE];
609 
610 				if (msg[j].len > sizeof(ibuf)) {
611 					warn("i2c rd: len=%d is too big!\n",
612 					     msg[j].len);
613 					ret = -EOPNOTSUPP;
614 					goto unlock;
615 				}
616 
617 				dw210x_op_rw(d->udev, 0x91, 0, 0,
618 						ibuf, msg[j].len,
619 						DW210X_READ_MSG);
620 				memcpy(msg[j].buf, ibuf, msg[j].len);
621 				break;
622 			} else if ((msg[j].buf[0] == 0xb0) &&
623 						(msg[j].addr == 0x68)) {
624 				/* write firmware */
625 				u8 obuf[19];
626 				obuf[0] = (msg[j].len > 16 ?
627 						18 : msg[j].len + 1);
628 				obuf[1] = msg[j].addr << 1;
629 				obuf[2] = msg[j].buf[0];
630 				len = msg[j].len - 1;
631 				i = 1;
632 				do {
633 					memcpy(obuf + 3, msg[j].buf + i,
634 							(len > 16 ? 16 : len));
635 					dw210x_op_rw(d->udev, 0x80, 0, 0,
636 						obuf, (len > 16 ? 16 : len) + 3,
637 						DW210X_WRITE_MSG);
638 					i += 16;
639 					len -= 16;
640 				} while (len > 0);
641 			} else if (j < (num - 1)) {
642 				/* write register addr before read */
643 				u8 obuf[MAX_XFER_SIZE];
644 
645 				if (2 + msg[j].len > sizeof(obuf)) {
646 					warn("i2c wr: len=%d is too big!\n",
647 					     msg[j].len);
648 					ret = -EOPNOTSUPP;
649 					goto unlock;
650 				}
651 
652 				obuf[0] = msg[j + 1].len;
653 				obuf[1] = (msg[j].addr << 1);
654 				memcpy(obuf + 2, msg[j].buf, msg[j].len);
655 				dw210x_op_rw(d->udev,
656 						le16_to_cpu(udev->descriptor.idProduct) ==
657 						0x7500 ? 0x92 : 0x90, 0, 0,
658 						obuf, msg[j].len + 2,
659 						DW210X_WRITE_MSG);
660 				break;
661 			} else {
662 				/* write registers */
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 				obuf[0] = msg[j].len + 1;
672 				obuf[1] = (msg[j].addr << 1);
673 				memcpy(obuf + 2, msg[j].buf, msg[j].len);
674 				dw210x_op_rw(d->udev, 0x80, 0, 0,
675 						obuf, msg[j].len + 2,
676 						DW210X_WRITE_MSG);
677 				break;
678 			}
679 			break;
680 		}
681 		}
682 	}
683 	ret = num;
684 
685 unlock:
686 	mutex_unlock(&d->i2c_mutex);
687 	return ret;
688 }
689 
690 static int su3000_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[],
691 								int num)
692 {
693 	struct dvb_usb_device *d = i2c_get_adapdata(adap);
694 	struct dw2102_state *state;
695 
696 	if (!d)
697 		return -ENODEV;
698 
699 	state = d->priv;
700 
701 	if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
702 		return -EAGAIN;
703 	if (mutex_lock_interruptible(&d->data_mutex) < 0) {
704 		mutex_unlock(&d->i2c_mutex);
705 		return -EAGAIN;
706 	}
707 
708 	switch (num) {
709 	case 1:
710 		switch (msg[0].addr) {
711 		case SU3000_STREAM_CTRL:
712 			state->data[0] = msg[0].buf[0] + 0x36;
713 			state->data[1] = 3;
714 			state->data[2] = 0;
715 			if (dvb_usb_generic_rw(d, state->data, 3,
716 					state->data, 0, 0) < 0)
717 				err("i2c transfer failed.");
718 			break;
719 		case DW2102_RC_QUERY:
720 			state->data[0] = 0x10;
721 			if (dvb_usb_generic_rw(d, state->data, 1,
722 					state->data, 2, 0) < 0)
723 				err("i2c transfer failed.");
724 			msg[0].buf[1] = state->data[0];
725 			msg[0].buf[0] = state->data[1];
726 			break;
727 		default:
728 			if (3 + msg[0].len > sizeof(state->data)) {
729 				warn("i2c wr: len=%d is too big!\n",
730 				     msg[0].len);
731 				num = -EOPNOTSUPP;
732 				break;
733 			}
734 
735 			/* always i2c write*/
736 			state->data[0] = 0x08;
737 			state->data[1] = msg[0].addr;
738 			state->data[2] = msg[0].len;
739 
740 			memcpy(&state->data[3], msg[0].buf, msg[0].len);
741 
742 			if (dvb_usb_generic_rw(d, state->data, msg[0].len + 3,
743 						state->data, 1, 0) < 0)
744 				err("i2c transfer failed.");
745 
746 		}
747 		break;
748 	case 2:
749 		/* always i2c read */
750 		if (4 + msg[0].len > sizeof(state->data)) {
751 			warn("i2c rd: len=%d is too big!\n",
752 			     msg[0].len);
753 			num = -EOPNOTSUPP;
754 			break;
755 		}
756 		if (1 + msg[1].len > sizeof(state->data)) {
757 			warn("i2c rd: len=%d is too big!\n",
758 			     msg[1].len);
759 			num = -EOPNOTSUPP;
760 			break;
761 		}
762 
763 		state->data[0] = 0x09;
764 		state->data[1] = msg[0].len;
765 		state->data[2] = msg[1].len;
766 		state->data[3] = msg[0].addr;
767 		memcpy(&state->data[4], msg[0].buf, msg[0].len);
768 
769 		if (dvb_usb_generic_rw(d, state->data, msg[0].len + 4,
770 					state->data, msg[1].len + 1, 0) < 0)
771 			err("i2c transfer failed.");
772 
773 		memcpy(msg[1].buf, &state->data[1], msg[1].len);
774 		break;
775 	default:
776 		warn("more than 2 i2c messages at a time is not handled yet.");
777 		break;
778 	}
779 	mutex_unlock(&d->data_mutex);
780 	mutex_unlock(&d->i2c_mutex);
781 	return num;
782 }
783 
784 static u32 dw210x_i2c_func(struct i2c_adapter *adapter)
785 {
786 	return I2C_FUNC_I2C;
787 }
788 
789 static struct i2c_algorithm dw2102_i2c_algo = {
790 	.master_xfer = dw2102_i2c_transfer,
791 	.functionality = dw210x_i2c_func,
792 };
793 
794 static struct i2c_algorithm dw2102_serit_i2c_algo = {
795 	.master_xfer = dw2102_serit_i2c_transfer,
796 	.functionality = dw210x_i2c_func,
797 };
798 
799 static struct i2c_algorithm dw2102_earda_i2c_algo = {
800 	.master_xfer = dw2102_earda_i2c_transfer,
801 	.functionality = dw210x_i2c_func,
802 };
803 
804 static struct i2c_algorithm dw2104_i2c_algo = {
805 	.master_xfer = dw2104_i2c_transfer,
806 	.functionality = dw210x_i2c_func,
807 };
808 
809 static struct i2c_algorithm dw3101_i2c_algo = {
810 	.master_xfer = dw3101_i2c_transfer,
811 	.functionality = dw210x_i2c_func,
812 };
813 
814 static struct i2c_algorithm s6x0_i2c_algo = {
815 	.master_xfer = s6x0_i2c_transfer,
816 	.functionality = dw210x_i2c_func,
817 };
818 
819 static struct i2c_algorithm su3000_i2c_algo = {
820 	.master_xfer = su3000_i2c_transfer,
821 	.functionality = dw210x_i2c_func,
822 };
823 
824 static int dw210x_read_mac_address(struct dvb_usb_device *d, u8 mac[6])
825 {
826 	int i;
827 	u8 ibuf[] = {0, 0};
828 	u8 eeprom[256], eepromline[16];
829 
830 	for (i = 0; i < 256; i++) {
831 		if (dw210x_op_rw(d->udev, 0xb6, 0xa0 , i, ibuf, 2, DW210X_READ_MSG) < 0) {
832 			err("read eeprom failed.");
833 			return -EIO;
834 		} else {
835 			eepromline[i%16] = ibuf[0];
836 			eeprom[i] = ibuf[0];
837 		}
838 		if ((i % 16) == 15) {
839 			deb_xfer("%02x: ", i - 15);
840 			debug_dump(eepromline, 16, deb_xfer);
841 		}
842 	}
843 
844 	memcpy(mac, eeprom + 8, 6);
845 	return 0;
846 };
847 
848 static int s6x0_read_mac_address(struct dvb_usb_device *d, u8 mac[6])
849 {
850 	int i, ret;
851 	u8 ibuf[] = { 0 }, obuf[] = { 0 };
852 	u8 eeprom[256], eepromline[16];
853 	struct i2c_msg msg[] = {
854 		{
855 			.addr = 0xa0 >> 1,
856 			.flags = 0,
857 			.buf = obuf,
858 			.len = 1,
859 		}, {
860 			.addr = 0xa0 >> 1,
861 			.flags = I2C_M_RD,
862 			.buf = ibuf,
863 			.len = 1,
864 		}
865 	};
866 
867 	for (i = 0; i < 256; i++) {
868 		obuf[0] = i;
869 		ret = s6x0_i2c_transfer(&d->i2c_adap, msg, 2);
870 		if (ret != 2) {
871 			err("read eeprom failed.");
872 			return -EIO;
873 		} else {
874 			eepromline[i % 16] = ibuf[0];
875 			eeprom[i] = ibuf[0];
876 		}
877 
878 		if ((i % 16) == 15) {
879 			deb_xfer("%02x: ", i - 15);
880 			debug_dump(eepromline, 16, deb_xfer);
881 		}
882 	}
883 
884 	memcpy(mac, eeprom + 16, 6);
885 	return 0;
886 };
887 
888 static int su3000_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff)
889 {
890 	static u8 command_start[] = {0x00};
891 	static u8 command_stop[] = {0x01};
892 	struct i2c_msg msg = {
893 		.addr = SU3000_STREAM_CTRL,
894 		.flags = 0,
895 		.buf = onoff ? command_start : command_stop,
896 		.len = 1
897 	};
898 
899 	i2c_transfer(&adap->dev->i2c_adap, &msg, 1);
900 
901 	return 0;
902 }
903 
904 static int su3000_power_ctrl(struct dvb_usb_device *d, int i)
905 {
906 	struct dw2102_state *state = d->priv;
907 	int ret = 0;
908 
909 	info("%s: %d, initialized %d", __func__, i, state->initialized);
910 
911 	if (i && !state->initialized) {
912 		mutex_lock(&d->data_mutex);
913 
914 		state->data[0] = 0xde;
915 		state->data[1] = 0;
916 
917 		state->initialized = 1;
918 		/* reset board */
919 		ret = dvb_usb_generic_rw(d, state->data, 2, NULL, 0, 0);
920 		mutex_unlock(&d->data_mutex);
921 	}
922 
923 	return ret;
924 }
925 
926 static int su3000_read_mac_address(struct dvb_usb_device *d, u8 mac[6])
927 {
928 	int i;
929 	u8 obuf[] = { 0x1f, 0xf0 };
930 	u8 ibuf[] = { 0 };
931 	struct i2c_msg msg[] = {
932 		{
933 			.addr = 0x51,
934 			.flags = 0,
935 			.buf = obuf,
936 			.len = 2,
937 		}, {
938 			.addr = 0x51,
939 			.flags = I2C_M_RD,
940 			.buf = ibuf,
941 			.len = 1,
942 
943 		}
944 	};
945 
946 	for (i = 0; i < 6; i++) {
947 		obuf[1] = 0xf0 + i;
948 		if (i2c_transfer(&d->i2c_adap, msg, 2) != 2)
949 			return -EIO;
950 		else
951 			mac[i] = ibuf[0];
952 	}
953 
954 	return 0;
955 }
956 
957 static int su3000_identify_state(struct usb_device *udev,
958 				 const struct dvb_usb_device_properties *props,
959 				 const struct dvb_usb_device_description **desc,
960 				 int *cold)
961 {
962 	info("%s", __func__);
963 
964 	*cold = 0;
965 	return 0;
966 }
967 
968 static int dw210x_set_voltage(struct dvb_frontend *fe,
969 			      enum fe_sec_voltage voltage)
970 {
971 	static u8 command_13v[] = {0x00, 0x01};
972 	static u8 command_18v[] = {0x01, 0x01};
973 	static u8 command_off[] = {0x00, 0x00};
974 	struct i2c_msg msg = {
975 		.addr = DW2102_VOLTAGE_CTRL,
976 		.flags = 0,
977 		.buf = command_off,
978 		.len = 2,
979 	};
980 
981 	struct dvb_usb_adapter *udev_adap = fe->dvb->priv;
982 	if (voltage == SEC_VOLTAGE_18)
983 		msg.buf = command_18v;
984 	else if (voltage == SEC_VOLTAGE_13)
985 		msg.buf = command_13v;
986 
987 	i2c_transfer(&udev_adap->dev->i2c_adap, &msg, 1);
988 
989 	return 0;
990 }
991 
992 static int s660_set_voltage(struct dvb_frontend *fe,
993 			    enum fe_sec_voltage voltage)
994 {
995 	struct dvb_usb_adapter *d = fe->dvb->priv;
996 	struct dw2102_state *st = d->dev->priv;
997 
998 	dw210x_set_voltage(fe, voltage);
999 	if (st->old_set_voltage)
1000 		st->old_set_voltage(fe, voltage);
1001 
1002 	return 0;
1003 }
1004 
1005 static void dw210x_led_ctrl(struct dvb_frontend *fe, int offon)
1006 {
1007 	static u8 led_off[] = { 0 };
1008 	static u8 led_on[] = { 1 };
1009 	struct i2c_msg msg = {
1010 		.addr = DW2102_LED_CTRL,
1011 		.flags = 0,
1012 		.buf = led_off,
1013 		.len = 1
1014 	};
1015 	struct dvb_usb_adapter *udev_adap = fe->dvb->priv;
1016 
1017 	if (offon)
1018 		msg.buf = led_on;
1019 	i2c_transfer(&udev_adap->dev->i2c_adap, &msg, 1);
1020 }
1021 
1022 static int tt_s2_4600_read_status(struct dvb_frontend *fe,
1023 				  enum fe_status *status)
1024 {
1025 	struct dvb_usb_adapter *d = fe->dvb->priv;
1026 	struct dw2102_state *st = d->dev->priv;
1027 	int ret;
1028 
1029 	ret = st->fe_read_status(fe, status);
1030 
1031 	/* resync slave fifo when signal change from unlock to lock */
1032 	if ((*status & FE_HAS_LOCK) && (!st->last_lock))
1033 		su3000_streaming_ctrl(d, 1);
1034 
1035 	st->last_lock = (*status & FE_HAS_LOCK) ? 1 : 0;
1036 	return ret;
1037 }
1038 
1039 static struct stv0299_config sharp_z0194a_config = {
1040 	.demod_address = 0x68,
1041 	.inittab = sharp_z0194a_inittab,
1042 	.mclk = 88000000UL,
1043 	.invert = 1,
1044 	.skip_reinit = 0,
1045 	.lock_output = STV0299_LOCKOUTPUT_1,
1046 	.volt13_op0_op1 = STV0299_VOLT13_OP1,
1047 	.min_delay_ms = 100,
1048 	.set_symbol_rate = sharp_z0194a_set_symbol_rate,
1049 };
1050 
1051 static struct cx24116_config dw2104_config = {
1052 	.demod_address = 0x55,
1053 	.mpg_clk_pos_pol = 0x01,
1054 };
1055 
1056 static struct si21xx_config serit_sp1511lhb_config = {
1057 	.demod_address = 0x68,
1058 	.min_delay_ms = 100,
1059 
1060 };
1061 
1062 static struct tda10023_config dw3101_tda10023_config = {
1063 	.demod_address = 0x0c,
1064 	.invert = 1,
1065 };
1066 
1067 static struct mt312_config zl313_config = {
1068 	.demod_address = 0x0e,
1069 };
1070 
1071 static struct ds3000_config dw2104_ds3000_config = {
1072 	.demod_address = 0x68,
1073 };
1074 
1075 static struct ts2020_config dw2104_ts2020_config = {
1076 	.tuner_address = 0x60,
1077 	.clk_out_div = 1,
1078 	.frequency_div = 1060000,
1079 };
1080 
1081 static struct ds3000_config s660_ds3000_config = {
1082 	.demod_address = 0x68,
1083 	.ci_mode = 1,
1084 	.set_lock_led = dw210x_led_ctrl,
1085 };
1086 
1087 static struct ts2020_config s660_ts2020_config = {
1088 	.tuner_address = 0x60,
1089 	.clk_out_div = 1,
1090 	.frequency_div = 1146000,
1091 };
1092 
1093 static struct stv0900_config dw2104a_stv0900_config = {
1094 	.demod_address = 0x6a,
1095 	.demod_mode = 0,
1096 	.xtal = 27000000,
1097 	.clkmode = 3,/* 0-CLKI, 2-XTALI, else AUTO */
1098 	.diseqc_mode = 2,/* 2/3 PWM */
1099 	.tun1_maddress = 0,/* 0x60 */
1100 	.tun1_adc = 0,/* 2 Vpp */
1101 	.path1_mode = 3,
1102 };
1103 
1104 static struct stb6100_config dw2104a_stb6100_config = {
1105 	.tuner_address = 0x60,
1106 	.refclock = 27000000,
1107 };
1108 
1109 static struct stv0900_config dw2104_stv0900_config = {
1110 	.demod_address = 0x68,
1111 	.demod_mode = 0,
1112 	.xtal = 8000000,
1113 	.clkmode = 3,
1114 	.diseqc_mode = 2,
1115 	.tun1_maddress = 0,
1116 	.tun1_adc = 1,/* 1 Vpp */
1117 	.path1_mode = 3,
1118 };
1119 
1120 static struct stv6110_config dw2104_stv6110_config = {
1121 	.i2c_address = 0x60,
1122 	.mclk = 16000000,
1123 	.clk_div = 1,
1124 };
1125 
1126 static struct stv0900_config prof_7500_stv0900_config = {
1127 	.demod_address = 0x6a,
1128 	.demod_mode = 0,
1129 	.xtal = 27000000,
1130 	.clkmode = 3,/* 0-CLKI, 2-XTALI, else AUTO */
1131 	.diseqc_mode = 2,/* 2/3 PWM */
1132 	.tun1_maddress = 0,/* 0x60 */
1133 	.tun1_adc = 0,/* 2 Vpp */
1134 	.path1_mode = 3,
1135 	.tun1_type = 3,
1136 	.set_lock_led = dw210x_led_ctrl,
1137 };
1138 
1139 static struct ds3000_config su3000_ds3000_config = {
1140 	.demod_address = 0x68,
1141 	.ci_mode = 1,
1142 	.set_lock_led = dw210x_led_ctrl,
1143 };
1144 
1145 static struct cxd2820r_config cxd2820r_config = {
1146 	.i2c_address = 0x6c, /* (0xd8 >> 1) */
1147 	.ts_mode = 0x38,
1148 	.ts_clock_inv = 1,
1149 };
1150 
1151 static struct tda18271_config tda18271_config = {
1152 	.output_opt = TDA18271_OUTPUT_LT_OFF,
1153 	.gate = TDA18271_GATE_DIGITAL,
1154 };
1155 
1156 static u8 m88rs2000_inittab[] = {
1157 	DEMOD_WRITE, 0x9a, 0x30,
1158 	DEMOD_WRITE, 0x00, 0x01,
1159 	WRITE_DELAY, 0x19, 0x00,
1160 	DEMOD_WRITE, 0x00, 0x00,
1161 	DEMOD_WRITE, 0x9a, 0xb0,
1162 	DEMOD_WRITE, 0x81, 0xc1,
1163 	DEMOD_WRITE, 0x81, 0x81,
1164 	DEMOD_WRITE, 0x86, 0xc6,
1165 	DEMOD_WRITE, 0x9a, 0x30,
1166 	DEMOD_WRITE, 0xf0, 0x80,
1167 	DEMOD_WRITE, 0xf1, 0xbf,
1168 	DEMOD_WRITE, 0xb0, 0x45,
1169 	DEMOD_WRITE, 0xb2, 0x01,
1170 	DEMOD_WRITE, 0x9a, 0xb0,
1171 	0xff, 0xaa, 0xff
1172 };
1173 
1174 static struct m88rs2000_config s421_m88rs2000_config = {
1175 	.demod_addr = 0x68,
1176 	.inittab = m88rs2000_inittab,
1177 };
1178 
1179 static int dw2104_frontend_attach(struct dvb_usb_adapter *d)
1180 {
1181 	struct dvb_tuner_ops *tuner_ops = NULL;
1182 
1183 	if (demod_probe & 4) {
1184 		d->fe_adap[0].fe = dvb_attach(stv0900_attach, &dw2104a_stv0900_config,
1185 				&d->dev->i2c_adap, 0);
1186 		if (d->fe_adap[0].fe != NULL) {
1187 			if (dvb_attach(stb6100_attach, d->fe_adap[0].fe,
1188 					&dw2104a_stb6100_config,
1189 					&d->dev->i2c_adap)) {
1190 				tuner_ops = &d->fe_adap[0].fe->ops.tuner_ops;
1191 				tuner_ops->set_frequency = stb6100_set_freq;
1192 				tuner_ops->get_frequency = stb6100_get_freq;
1193 				tuner_ops->set_bandwidth = stb6100_set_bandw;
1194 				tuner_ops->get_bandwidth = stb6100_get_bandw;
1195 				d->fe_adap[0].fe->ops.set_voltage = dw210x_set_voltage;
1196 				info("Attached STV0900+STB6100!");
1197 				return 0;
1198 			}
1199 		}
1200 	}
1201 
1202 	if (demod_probe & 2) {
1203 		d->fe_adap[0].fe = dvb_attach(stv0900_attach, &dw2104_stv0900_config,
1204 				&d->dev->i2c_adap, 0);
1205 		if (d->fe_adap[0].fe != NULL) {
1206 			if (dvb_attach(stv6110_attach, d->fe_adap[0].fe,
1207 					&dw2104_stv6110_config,
1208 					&d->dev->i2c_adap)) {
1209 				d->fe_adap[0].fe->ops.set_voltage = dw210x_set_voltage;
1210 				info("Attached STV0900+STV6110A!");
1211 				return 0;
1212 			}
1213 		}
1214 	}
1215 
1216 	if (demod_probe & 1) {
1217 		d->fe_adap[0].fe = dvb_attach(cx24116_attach, &dw2104_config,
1218 				&d->dev->i2c_adap);
1219 		if (d->fe_adap[0].fe != NULL) {
1220 			d->fe_adap[0].fe->ops.set_voltage = dw210x_set_voltage;
1221 			info("Attached cx24116!");
1222 			return 0;
1223 		}
1224 	}
1225 
1226 	d->fe_adap[0].fe = dvb_attach(ds3000_attach, &dw2104_ds3000_config,
1227 			&d->dev->i2c_adap);
1228 	if (d->fe_adap[0].fe != NULL) {
1229 		dvb_attach(ts2020_attach, d->fe_adap[0].fe,
1230 			&dw2104_ts2020_config, &d->dev->i2c_adap);
1231 		d->fe_adap[0].fe->ops.set_voltage = dw210x_set_voltage;
1232 		info("Attached DS3000!");
1233 		return 0;
1234 	}
1235 
1236 	return -EIO;
1237 }
1238 
1239 static struct dvb_usb_device_properties dw2102_properties;
1240 static struct dvb_usb_device_properties dw2104_properties;
1241 static struct dvb_usb_device_properties s6x0_properties;
1242 
1243 static int dw2102_frontend_attach(struct dvb_usb_adapter *d)
1244 {
1245 	if (dw2102_properties.i2c_algo == &dw2102_serit_i2c_algo) {
1246 		/*dw2102_properties.adapter->tuner_attach = NULL;*/
1247 		d->fe_adap[0].fe = dvb_attach(si21xx_attach, &serit_sp1511lhb_config,
1248 					&d->dev->i2c_adap);
1249 		if (d->fe_adap[0].fe != NULL) {
1250 			d->fe_adap[0].fe->ops.set_voltage = dw210x_set_voltage;
1251 			info("Attached si21xx!");
1252 			return 0;
1253 		}
1254 	}
1255 
1256 	if (dw2102_properties.i2c_algo == &dw2102_earda_i2c_algo) {
1257 		d->fe_adap[0].fe = dvb_attach(stv0288_attach, &earda_config,
1258 					&d->dev->i2c_adap);
1259 		if (d->fe_adap[0].fe != NULL) {
1260 			if (dvb_attach(stb6000_attach, d->fe_adap[0].fe, 0x61,
1261 					&d->dev->i2c_adap)) {
1262 				d->fe_adap[0].fe->ops.set_voltage = dw210x_set_voltage;
1263 				info("Attached stv0288!");
1264 				return 0;
1265 			}
1266 		}
1267 	}
1268 
1269 	if (dw2102_properties.i2c_algo == &dw2102_i2c_algo) {
1270 		/*dw2102_properties.adapter->tuner_attach = dw2102_tuner_attach;*/
1271 		d->fe_adap[0].fe = dvb_attach(stv0299_attach, &sharp_z0194a_config,
1272 					&d->dev->i2c_adap);
1273 		if (d->fe_adap[0].fe != NULL) {
1274 			d->fe_adap[0].fe->ops.set_voltage = dw210x_set_voltage;
1275 			info("Attached stv0299!");
1276 			return 0;
1277 		}
1278 	}
1279 	return -EIO;
1280 }
1281 
1282 static int dw3101_frontend_attach(struct dvb_usb_adapter *d)
1283 {
1284 	d->fe_adap[0].fe = dvb_attach(tda10023_attach, &dw3101_tda10023_config,
1285 				&d->dev->i2c_adap, 0x48);
1286 	if (d->fe_adap[0].fe != NULL) {
1287 		info("Attached tda10023!");
1288 		return 0;
1289 	}
1290 	return -EIO;
1291 }
1292 
1293 static int zl100313_frontend_attach(struct dvb_usb_adapter *d)
1294 {
1295 	d->fe_adap[0].fe = dvb_attach(mt312_attach, &zl313_config,
1296 			&d->dev->i2c_adap);
1297 	if (d->fe_adap[0].fe != NULL) {
1298 		if (dvb_attach(zl10039_attach, d->fe_adap[0].fe, 0x60,
1299 				&d->dev->i2c_adap)) {
1300 			d->fe_adap[0].fe->ops.set_voltage = dw210x_set_voltage;
1301 			info("Attached zl100313+zl10039!");
1302 			return 0;
1303 		}
1304 	}
1305 
1306 	return -EIO;
1307 }
1308 
1309 static int stv0288_frontend_attach(struct dvb_usb_adapter *d)
1310 {
1311 	u8 obuf[] = {7, 1};
1312 
1313 	d->fe_adap[0].fe = dvb_attach(stv0288_attach, &earda_config,
1314 			&d->dev->i2c_adap);
1315 
1316 	if (d->fe_adap[0].fe == NULL)
1317 		return -EIO;
1318 
1319 	if (NULL == dvb_attach(stb6000_attach, d->fe_adap[0].fe, 0x61, &d->dev->i2c_adap))
1320 		return -EIO;
1321 
1322 	d->fe_adap[0].fe->ops.set_voltage = dw210x_set_voltage;
1323 
1324 	dw210x_op_rw(d->dev->udev, 0x8a, 0, 0, obuf, 2, DW210X_WRITE_MSG);
1325 
1326 	info("Attached stv0288+stb6000!");
1327 
1328 	return 0;
1329 
1330 }
1331 
1332 static int ds3000_frontend_attach(struct dvb_usb_adapter *d)
1333 {
1334 	struct dw2102_state *st = d->dev->priv;
1335 	u8 obuf[] = {7, 1};
1336 
1337 	d->fe_adap[0].fe = dvb_attach(ds3000_attach, &s660_ds3000_config,
1338 			&d->dev->i2c_adap);
1339 
1340 	if (d->fe_adap[0].fe == NULL)
1341 		return -EIO;
1342 
1343 	dvb_attach(ts2020_attach, d->fe_adap[0].fe, &s660_ts2020_config,
1344 		&d->dev->i2c_adap);
1345 
1346 	st->old_set_voltage = d->fe_adap[0].fe->ops.set_voltage;
1347 	d->fe_adap[0].fe->ops.set_voltage = s660_set_voltage;
1348 
1349 	dw210x_op_rw(d->dev->udev, 0x8a, 0, 0, obuf, 2, DW210X_WRITE_MSG);
1350 
1351 	info("Attached ds3000+ts2020!");
1352 
1353 	return 0;
1354 }
1355 
1356 static int prof_7500_frontend_attach(struct dvb_usb_adapter *d)
1357 {
1358 	u8 obuf[] = {7, 1};
1359 
1360 	d->fe_adap[0].fe = dvb_attach(stv0900_attach, &prof_7500_stv0900_config,
1361 					&d->dev->i2c_adap, 0);
1362 	if (d->fe_adap[0].fe == NULL)
1363 		return -EIO;
1364 
1365 	d->fe_adap[0].fe->ops.set_voltage = dw210x_set_voltage;
1366 
1367 	dw210x_op_rw(d->dev->udev, 0x8a, 0, 0, obuf, 2, DW210X_WRITE_MSG);
1368 
1369 	info("Attached STV0900+STB6100A!");
1370 
1371 	return 0;
1372 }
1373 
1374 static int su3000_frontend_attach(struct dvb_usb_adapter *adap)
1375 {
1376 	struct dvb_usb_device *d = adap->dev;
1377 	struct dw2102_state *state = d->priv;
1378 
1379 	mutex_lock(&d->data_mutex);
1380 
1381 	state->data[0] = 0xe;
1382 	state->data[1] = 0x80;
1383 	state->data[2] = 0;
1384 
1385 	if (dvb_usb_generic_rw(d, state->data, 3, state->data, 1, 0) < 0)
1386 		err("command 0x0e transfer failed.");
1387 
1388 	state->data[0] = 0xe;
1389 	state->data[1] = 0x02;
1390 	state->data[2] = 1;
1391 
1392 	if (dvb_usb_generic_rw(d, state->data, 3, state->data, 1, 0) < 0)
1393 		err("command 0x0e transfer failed.");
1394 	msleep(300);
1395 
1396 	state->data[0] = 0xe;
1397 	state->data[1] = 0x83;
1398 	state->data[2] = 0;
1399 
1400 	if (dvb_usb_generic_rw(d, state->data, 3, state->data, 1, 0) < 0)
1401 		err("command 0x0e transfer failed.");
1402 
1403 	state->data[0] = 0xe;
1404 	state->data[1] = 0x83;
1405 	state->data[2] = 1;
1406 
1407 	if (dvb_usb_generic_rw(d, state->data, 3, state->data, 1, 0) < 0)
1408 		err("command 0x0e transfer failed.");
1409 
1410 	state->data[0] = 0x51;
1411 
1412 	if (dvb_usb_generic_rw(d, state->data, 1, state->data, 1, 0) < 0)
1413 		err("command 0x51 transfer failed.");
1414 
1415 	mutex_unlock(&d->data_mutex);
1416 
1417 	adap->fe_adap[0].fe = dvb_attach(ds3000_attach, &su3000_ds3000_config,
1418 					&d->i2c_adap);
1419 	if (adap->fe_adap[0].fe == NULL)
1420 		return -EIO;
1421 
1422 	if (dvb_attach(ts2020_attach, adap->fe_adap[0].fe,
1423 				&dw2104_ts2020_config,
1424 				&d->i2c_adap)) {
1425 		info("Attached DS3000/TS2020!");
1426 		return 0;
1427 	}
1428 
1429 	info("Failed to attach DS3000/TS2020!");
1430 	return -EIO;
1431 }
1432 
1433 static int t220_frontend_attach(struct dvb_usb_adapter *adap)
1434 {
1435 	struct dvb_usb_device *d = adap->dev;
1436 	struct dw2102_state *state = d->priv;
1437 
1438 	mutex_lock(&d->data_mutex);
1439 
1440 	state->data[0] = 0xe;
1441 	state->data[1] = 0x87;
1442 	state->data[2] = 0x0;
1443 
1444 	if (dvb_usb_generic_rw(d, state->data, 3, state->data, 1, 0) < 0)
1445 		err("command 0x0e transfer failed.");
1446 
1447 	state->data[0] = 0xe;
1448 	state->data[1] = 0x86;
1449 	state->data[2] = 1;
1450 
1451 	if (dvb_usb_generic_rw(d, state->data, 3, state->data, 1, 0) < 0)
1452 		err("command 0x0e transfer failed.");
1453 
1454 	state->data[0] = 0xe;
1455 	state->data[1] = 0x80;
1456 	state->data[2] = 0;
1457 
1458 	if (dvb_usb_generic_rw(d, state->data, 3, state->data, 1, 0) < 0)
1459 		err("command 0x0e transfer failed.");
1460 
1461 	msleep(50);
1462 
1463 	state->data[0] = 0xe;
1464 	state->data[1] = 0x80;
1465 	state->data[2] = 1;
1466 
1467 	if (dvb_usb_generic_rw(d, state->data, 3, state->data, 1, 0) < 0)
1468 		err("command 0x0e transfer failed.");
1469 
1470 	state->data[0] = 0x51;
1471 
1472 	if (dvb_usb_generic_rw(d, state->data, 1, state->data, 1, 0) < 0)
1473 		err("command 0x51 transfer failed.");
1474 
1475 	mutex_unlock(&d->data_mutex);
1476 
1477 	adap->fe_adap[0].fe = dvb_attach(cxd2820r_attach, &cxd2820r_config,
1478 					&d->i2c_adap, NULL);
1479 	if (adap->fe_adap[0].fe != NULL) {
1480 		if (dvb_attach(tda18271_attach, adap->fe_adap[0].fe, 0x60,
1481 					&d->i2c_adap, &tda18271_config)) {
1482 			info("Attached TDA18271HD/CXD2820R!");
1483 			return 0;
1484 		}
1485 	}
1486 
1487 	info("Failed to attach TDA18271HD/CXD2820R!");
1488 	return -EIO;
1489 }
1490 
1491 static int m88rs2000_frontend_attach(struct dvb_usb_adapter *adap)
1492 {
1493 	struct dvb_usb_device *d = adap->dev;
1494 	struct dw2102_state *state = d->priv;
1495 
1496 	mutex_lock(&d->data_mutex);
1497 
1498 	state->data[0] = 0x51;
1499 
1500 	if (dvb_usb_generic_rw(d, state->data, 1, state->data, 1, 0) < 0)
1501 		err("command 0x51 transfer failed.");
1502 
1503 	mutex_unlock(&d->data_mutex);
1504 
1505 	adap->fe_adap[0].fe = dvb_attach(m88rs2000_attach,
1506 					&s421_m88rs2000_config,
1507 					&d->i2c_adap);
1508 
1509 	if (adap->fe_adap[0].fe == NULL)
1510 		return -EIO;
1511 
1512 	if (dvb_attach(ts2020_attach, adap->fe_adap[0].fe,
1513 				&dw2104_ts2020_config,
1514 				&d->i2c_adap)) {
1515 		info("Attached RS2000/TS2020!");
1516 		return 0;
1517 	}
1518 
1519 	info("Failed to attach RS2000/TS2020!");
1520 	return -EIO;
1521 }
1522 
1523 static int tt_s2_4600_frontend_attach_probe_demod(struct dvb_usb_device *d,
1524 						  const int probe_addr)
1525 {
1526 	struct dw2102_state *state = d->priv;
1527 
1528 	state->data[0] = 0x9;
1529 	state->data[1] = 0x1;
1530 	state->data[2] = 0x1;
1531 	state->data[3] = probe_addr;
1532 	state->data[4] = 0x0;
1533 
1534 	if (dvb_usb_generic_rw(d, state->data, 5, state->data, 2, 0) < 0) {
1535 		err("i2c probe for address 0x%x failed.", probe_addr);
1536 		return 0;
1537 	}
1538 
1539 	if (state->data[0] != 8) /* fail(7) or error, no device at address */
1540 		return 0;
1541 
1542 	/* probing successful */
1543 	return 1;
1544 }
1545 
1546 static int tt_s2_4600_frontend_attach(struct dvb_usb_adapter *adap)
1547 {
1548 	struct dvb_usb_device *d = adap->dev;
1549 	struct dw2102_state *state = d->priv;
1550 	struct i2c_adapter *i2c_adapter;
1551 	struct i2c_client *client;
1552 	struct i2c_board_info board_info;
1553 	struct m88ds3103_platform_data m88ds3103_pdata = {};
1554 	struct ts2020_config ts2020_config = {};
1555 	int demod_addr;
1556 
1557 	mutex_lock(&d->data_mutex);
1558 
1559 	state->data[0] = 0xe;
1560 	state->data[1] = 0x80;
1561 	state->data[2] = 0x0;
1562 
1563 	if (dvb_usb_generic_rw(d, state->data, 3, state->data, 1, 0) < 0)
1564 		err("command 0x0e transfer failed.");
1565 
1566 	state->data[0] = 0xe;
1567 	state->data[1] = 0x02;
1568 	state->data[2] = 1;
1569 
1570 	if (dvb_usb_generic_rw(d, state->data, 3, state->data, 1, 0) < 0)
1571 		err("command 0x0e transfer failed.");
1572 	msleep(300);
1573 
1574 	state->data[0] = 0xe;
1575 	state->data[1] = 0x83;
1576 	state->data[2] = 0;
1577 
1578 	if (dvb_usb_generic_rw(d, state->data, 3, state->data, 1, 0) < 0)
1579 		err("command 0x0e transfer failed.");
1580 
1581 	state->data[0] = 0xe;
1582 	state->data[1] = 0x83;
1583 	state->data[2] = 1;
1584 
1585 	if (dvb_usb_generic_rw(d, state->data, 3, state->data, 1, 0) < 0)
1586 		err("command 0x0e transfer failed.");
1587 
1588 	state->data[0] = 0x51;
1589 
1590 	if (dvb_usb_generic_rw(d, state->data, 1, state->data, 1, 0) < 0)
1591 		err("command 0x51 transfer failed.");
1592 
1593 	/* probe for demodulator i2c address */
1594 	demod_addr = -1;
1595 	if (tt_s2_4600_frontend_attach_probe_demod(d, 0x68))
1596 		demod_addr = 0x68;
1597 	else if (tt_s2_4600_frontend_attach_probe_demod(d, 0x69))
1598 		demod_addr = 0x69;
1599 	else if (tt_s2_4600_frontend_attach_probe_demod(d, 0x6a))
1600 		demod_addr = 0x6a;
1601 
1602 	mutex_unlock(&d->data_mutex);
1603 
1604 	if (demod_addr < 0) {
1605 		err("probing for demodulator failed. Is the external power switched on?");
1606 		return -ENODEV;
1607 	}
1608 
1609 	/* attach demod */
1610 	m88ds3103_pdata.clk = 27000000;
1611 	m88ds3103_pdata.i2c_wr_max = 33;
1612 	m88ds3103_pdata.ts_mode = M88DS3103_TS_CI;
1613 	m88ds3103_pdata.ts_clk = 16000;
1614 	m88ds3103_pdata.ts_clk_pol = 0;
1615 	m88ds3103_pdata.spec_inv = 0;
1616 	m88ds3103_pdata.agc = 0x99;
1617 	m88ds3103_pdata.agc_inv = 0;
1618 	m88ds3103_pdata.clk_out = M88DS3103_CLOCK_OUT_ENABLED;
1619 	m88ds3103_pdata.envelope_mode = 0;
1620 	m88ds3103_pdata.lnb_hv_pol = 1;
1621 	m88ds3103_pdata.lnb_en_pol = 0;
1622 	memset(&board_info, 0, sizeof(board_info));
1623 	if (demod_addr == 0x6a)
1624 		strscpy(board_info.type, "m88ds3103b", I2C_NAME_SIZE);
1625 	else
1626 		strscpy(board_info.type, "m88ds3103", I2C_NAME_SIZE);
1627 	board_info.addr = demod_addr;
1628 	board_info.platform_data = &m88ds3103_pdata;
1629 	request_module("m88ds3103");
1630 	client = i2c_new_client_device(&d->i2c_adap, &board_info);
1631 	if (!i2c_client_has_driver(client))
1632 		return -ENODEV;
1633 	if (!try_module_get(client->dev.driver->owner)) {
1634 		i2c_unregister_device(client);
1635 		return -ENODEV;
1636 	}
1637 	adap->fe_adap[0].fe = m88ds3103_pdata.get_dvb_frontend(client);
1638 	i2c_adapter = m88ds3103_pdata.get_i2c_adapter(client);
1639 
1640 	state->i2c_client_demod = client;
1641 
1642 	/* attach tuner */
1643 	ts2020_config.fe = adap->fe_adap[0].fe;
1644 	memset(&board_info, 0, sizeof(board_info));
1645 	strscpy(board_info.type, "ts2022", I2C_NAME_SIZE);
1646 	board_info.addr = 0x60;
1647 	board_info.platform_data = &ts2020_config;
1648 	request_module("ts2020");
1649 	client = i2c_new_client_device(i2c_adapter, &board_info);
1650 
1651 	if (!i2c_client_has_driver(client)) {
1652 		dvb_frontend_detach(adap->fe_adap[0].fe);
1653 		return -ENODEV;
1654 	}
1655 
1656 	if (!try_module_get(client->dev.driver->owner)) {
1657 		i2c_unregister_device(client);
1658 		dvb_frontend_detach(adap->fe_adap[0].fe);
1659 		return -ENODEV;
1660 	}
1661 
1662 	/* delegate signal strength measurement to tuner */
1663 	adap->fe_adap[0].fe->ops.read_signal_strength =
1664 			adap->fe_adap[0].fe->ops.tuner_ops.get_rf_strength;
1665 
1666 	state->i2c_client_tuner = client;
1667 
1668 	/* hook fe: need to resync the slave fifo when signal locks */
1669 	state->fe_read_status = adap->fe_adap[0].fe->ops.read_status;
1670 	adap->fe_adap[0].fe->ops.read_status = tt_s2_4600_read_status;
1671 
1672 	state->last_lock = 0;
1673 
1674 	return 0;
1675 }
1676 
1677 static int dw2102_tuner_attach(struct dvb_usb_adapter *adap)
1678 {
1679 	dvb_attach(dvb_pll_attach, adap->fe_adap[0].fe, 0x60,
1680 		&adap->dev->i2c_adap, DVB_PLL_OPERA1);
1681 	return 0;
1682 }
1683 
1684 static int dw3101_tuner_attach(struct dvb_usb_adapter *adap)
1685 {
1686 	dvb_attach(dvb_pll_attach, adap->fe_adap[0].fe, 0x60,
1687 		&adap->dev->i2c_adap, DVB_PLL_TUA6034);
1688 
1689 	return 0;
1690 }
1691 
1692 static int dw2102_rc_query(struct dvb_usb_device *d)
1693 {
1694 	u8 key[2];
1695 	struct i2c_msg msg = {
1696 		.addr = DW2102_RC_QUERY,
1697 		.flags = I2C_M_RD,
1698 		.buf = key,
1699 		.len = 2
1700 	};
1701 
1702 	if (d->props.i2c_algo->master_xfer(&d->i2c_adap, &msg, 1) == 1) {
1703 		if (msg.buf[0] != 0xff) {
1704 			deb_rc("%s: rc code: %x, %x\n",
1705 					__func__, key[0], key[1]);
1706 			rc_keydown(d->rc_dev, RC_PROTO_UNKNOWN, key[0], 0);
1707 		}
1708 	}
1709 
1710 	return 0;
1711 }
1712 
1713 static int prof_rc_query(struct dvb_usb_device *d)
1714 {
1715 	u8 key[2];
1716 	struct i2c_msg msg = {
1717 		.addr = DW2102_RC_QUERY,
1718 		.flags = I2C_M_RD,
1719 		.buf = key,
1720 		.len = 2
1721 	};
1722 
1723 	if (d->props.i2c_algo->master_xfer(&d->i2c_adap, &msg, 1) == 1) {
1724 		if (msg.buf[0] != 0xff) {
1725 			deb_rc("%s: rc code: %x, %x\n",
1726 					__func__, key[0], key[1]);
1727 			rc_keydown(d->rc_dev, RC_PROTO_UNKNOWN, key[0] ^ 0xff,
1728 				   0);
1729 		}
1730 	}
1731 
1732 	return 0;
1733 }
1734 
1735 static int su3000_rc_query(struct dvb_usb_device *d)
1736 {
1737 	u8 key[2];
1738 	struct i2c_msg msg = {
1739 		.addr = DW2102_RC_QUERY,
1740 		.flags = I2C_M_RD,
1741 		.buf = key,
1742 		.len = 2
1743 	};
1744 
1745 	if (d->props.i2c_algo->master_xfer(&d->i2c_adap, &msg, 1) == 1) {
1746 		if (msg.buf[0] != 0xff) {
1747 			deb_rc("%s: rc code: %x, %x\n",
1748 					__func__, key[0], key[1]);
1749 			rc_keydown(d->rc_dev, RC_PROTO_RC5,
1750 				   RC_SCANCODE_RC5(key[1], key[0]), 0);
1751 		}
1752 	}
1753 
1754 	return 0;
1755 }
1756 
1757 enum dw2102_table_entry {
1758 	CYPRESS_DW2102,
1759 	CYPRESS_DW2101,
1760 	CYPRESS_DW2104,
1761 	TEVII_S650,
1762 	TERRATEC_CINERGY_S,
1763 	CYPRESS_DW3101,
1764 	TEVII_S630,
1765 	PROF_1100,
1766 	TEVII_S660,
1767 	PROF_7500,
1768 	GENIATECH_SU3000,
1769 	HAUPPAUGE_MAX_S2,
1770 	TERRATEC_CINERGY_S2_R1,
1771 	TEVII_S480_1,
1772 	TEVII_S480_2,
1773 	GENIATECH_X3M_SPC1400HD,
1774 	TEVII_S421,
1775 	TEVII_S632,
1776 	TERRATEC_CINERGY_S2_R2,
1777 	TERRATEC_CINERGY_S2_R3,
1778 	TERRATEC_CINERGY_S2_R4,
1779 	TERRATEC_CINERGY_S2_1,
1780 	TERRATEC_CINERGY_S2_2,
1781 	GOTVIEW_SAT_HD,
1782 	GENIATECH_T220,
1783 	TECHNOTREND_CONNECT_S2_4600,
1784 	TEVII_S482_1,
1785 	TEVII_S482_2,
1786 	TERRATEC_CINERGY_S2_BOX,
1787 	TEVII_S662
1788 };
1789 
1790 static struct usb_device_id dw2102_table[] = {
1791 	DVB_USB_DEV(CYPRESS, CYPRESS_DW2102),
1792 	DVB_USB_DEV(CYPRESS, CYPRESS_DW2101),
1793 	DVB_USB_DEV(CYPRESS, CYPRESS_DW2104),
1794 	DVB_USB_DEV(TEVII, TEVII_S650),
1795 	DVB_USB_DEV(TERRATEC, TERRATEC_CINERGY_S),
1796 	DVB_USB_DEV(CYPRESS, CYPRESS_DW3101),
1797 	DVB_USB_DEV(TEVII, TEVII_S630),
1798 	DVB_USB_DEV(PROF_1, PROF_1100),
1799 	DVB_USB_DEV(TEVII, TEVII_S660),
1800 	DVB_USB_DEV(PROF_2, PROF_7500),
1801 	DVB_USB_DEV(GTEK, GENIATECH_SU3000),
1802 	DVB_USB_DEV(HAUPPAUGE, HAUPPAUGE_MAX_S2),
1803 	DVB_USB_DEV(TERRATEC, TERRATEC_CINERGY_S2_R1),
1804 	DVB_USB_DEV(TEVII, TEVII_S480_1),
1805 	DVB_USB_DEV(TEVII, TEVII_S480_2),
1806 	DVB_USB_DEV(GTEK, GENIATECH_X3M_SPC1400HD),
1807 	DVB_USB_DEV(TEVII, TEVII_S421),
1808 	DVB_USB_DEV(TEVII, TEVII_S632),
1809 	DVB_USB_DEV(TERRATEC, TERRATEC_CINERGY_S2_R2),
1810 	DVB_USB_DEV(TERRATEC, TERRATEC_CINERGY_S2_R3),
1811 	DVB_USB_DEV(TERRATEC, TERRATEC_CINERGY_S2_R4),
1812 	DVB_USB_DEV(TERRATEC_2, TERRATEC_CINERGY_S2_1),
1813 	DVB_USB_DEV(TERRATEC_2, TERRATEC_CINERGY_S2_2),
1814 	DVB_USB_DEV(GOTVIEW, GOTVIEW_SAT_HD),
1815 	DVB_USB_DEV(GTEK, GENIATECH_T220),
1816 	DVB_USB_DEV(TECHNOTREND, TECHNOTREND_CONNECT_S2_4600),
1817 	DVB_USB_DEV(TEVII, TEVII_S482_1),
1818 	DVB_USB_DEV(TEVII, TEVII_S482_2),
1819 	DVB_USB_DEV(TERRATEC, TERRATEC_CINERGY_S2_BOX),
1820 	DVB_USB_DEV(TEVII, TEVII_S662),
1821 	{ }
1822 };
1823 
1824 MODULE_DEVICE_TABLE(usb, dw2102_table);
1825 
1826 static int dw2102_load_firmware(struct usb_device *dev,
1827 			const struct firmware *frmwr)
1828 {
1829 	u8 *b, *p;
1830 	int ret = 0, i;
1831 	u8 reset;
1832 	u8 reset16[] = {0, 0, 0, 0, 0, 0, 0};
1833 	const struct firmware *fw;
1834 
1835 	switch (le16_to_cpu(dev->descriptor.idProduct)) {
1836 	case 0x2101:
1837 		ret = request_firmware(&fw, DW2101_FIRMWARE, &dev->dev);
1838 		if (ret != 0) {
1839 			err(err_str, DW2101_FIRMWARE);
1840 			return ret;
1841 		}
1842 		break;
1843 	default:
1844 		fw = frmwr;
1845 		break;
1846 	}
1847 	info("start downloading DW210X firmware");
1848 	p = kmalloc(fw->size, GFP_KERNEL);
1849 	reset = 1;
1850 	/*stop the CPU*/
1851 	dw210x_op_rw(dev, 0xa0, 0x7f92, 0, &reset, 1, DW210X_WRITE_MSG);
1852 	dw210x_op_rw(dev, 0xa0, 0xe600, 0, &reset, 1, DW210X_WRITE_MSG);
1853 
1854 	if (p != NULL) {
1855 		memcpy(p, fw->data, fw->size);
1856 		for (i = 0; i < fw->size; i += 0x40) {
1857 			b = (u8 *) p + i;
1858 			if (dw210x_op_rw(dev, 0xa0, i, 0, b , 0x40,
1859 					DW210X_WRITE_MSG) != 0x40) {
1860 				err("error while transferring firmware");
1861 				ret = -EINVAL;
1862 				break;
1863 			}
1864 		}
1865 		/* restart the CPU */
1866 		reset = 0;
1867 		if (ret || dw210x_op_rw(dev, 0xa0, 0x7f92, 0, &reset, 1,
1868 					DW210X_WRITE_MSG) != 1) {
1869 			err("could not restart the USB controller CPU.");
1870 			ret = -EINVAL;
1871 		}
1872 		if (ret || dw210x_op_rw(dev, 0xa0, 0xe600, 0, &reset, 1,
1873 					DW210X_WRITE_MSG) != 1) {
1874 			err("could not restart the USB controller CPU.");
1875 			ret = -EINVAL;
1876 		}
1877 		/* init registers */
1878 		switch (le16_to_cpu(dev->descriptor.idProduct)) {
1879 		case USB_PID_TEVII_S650:
1880 			dw2104_properties.rc.core.rc_codes = RC_MAP_TEVII_NEC;
1881 			fallthrough;
1882 		case USB_PID_CYPRESS_DW2104:
1883 			reset = 1;
1884 			dw210x_op_rw(dev, 0xc4, 0x0000, 0, &reset, 1,
1885 					DW210X_WRITE_MSG);
1886 			fallthrough;
1887 		case USB_PID_CYPRESS_DW3101:
1888 			reset = 0;
1889 			dw210x_op_rw(dev, 0xbf, 0x0040, 0, &reset, 0,
1890 					DW210X_WRITE_MSG);
1891 			break;
1892 		case USB_PID_TERRATEC_CINERGY_S:
1893 		case USB_PID_CYPRESS_DW2102:
1894 			dw210x_op_rw(dev, 0xbf, 0x0040, 0, &reset, 0,
1895 					DW210X_WRITE_MSG);
1896 			dw210x_op_rw(dev, 0xb9, 0x0000, 0, &reset16[0], 2,
1897 					DW210X_READ_MSG);
1898 			/* check STV0299 frontend  */
1899 			dw210x_op_rw(dev, 0xb5, 0, 0, &reset16[0], 2,
1900 					DW210X_READ_MSG);
1901 			if ((reset16[0] == 0xa1) || (reset16[0] == 0x80)) {
1902 				dw2102_properties.i2c_algo = &dw2102_i2c_algo;
1903 				dw2102_properties.adapter->fe[0].tuner_attach = &dw2102_tuner_attach;
1904 				break;
1905 			} else {
1906 				/* check STV0288 frontend  */
1907 				reset16[0] = 0xd0;
1908 				reset16[1] = 1;
1909 				reset16[2] = 0;
1910 				dw210x_op_rw(dev, 0xc2, 0, 0, &reset16[0], 3,
1911 						DW210X_WRITE_MSG);
1912 				dw210x_op_rw(dev, 0xc3, 0xd1, 0, &reset16[0], 3,
1913 						DW210X_READ_MSG);
1914 				if (reset16[2] == 0x11) {
1915 					dw2102_properties.i2c_algo = &dw2102_earda_i2c_algo;
1916 					break;
1917 				}
1918 			}
1919 			fallthrough;
1920 		case 0x2101:
1921 			dw210x_op_rw(dev, 0xbc, 0x0030, 0, &reset16[0], 2,
1922 					DW210X_READ_MSG);
1923 			dw210x_op_rw(dev, 0xba, 0x0000, 0, &reset16[0], 7,
1924 					DW210X_READ_MSG);
1925 			dw210x_op_rw(dev, 0xba, 0x0000, 0, &reset16[0], 7,
1926 					DW210X_READ_MSG);
1927 			dw210x_op_rw(dev, 0xb9, 0x0000, 0, &reset16[0], 2,
1928 					DW210X_READ_MSG);
1929 			break;
1930 		}
1931 
1932 		msleep(100);
1933 		kfree(p);
1934 	}
1935 
1936 	if (le16_to_cpu(dev->descriptor.idProduct) == 0x2101)
1937 		release_firmware(fw);
1938 	return ret;
1939 }
1940 
1941 static struct dvb_usb_device_properties dw2102_properties = {
1942 	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
1943 	.usb_ctrl = DEVICE_SPECIFIC,
1944 	.firmware = DW2102_FIRMWARE,
1945 	.no_reconnect = 1,
1946 
1947 	.i2c_algo = &dw2102_serit_i2c_algo,
1948 
1949 	.rc.core = {
1950 		.rc_interval = 150,
1951 		.rc_codes = RC_MAP_DM1105_NEC,
1952 		.module_name = "dw2102",
1953 		.allowed_protos   = RC_PROTO_BIT_NEC,
1954 		.rc_query = dw2102_rc_query,
1955 	},
1956 
1957 	.generic_bulk_ctrl_endpoint = 0x81,
1958 	/* parameter for the MPEG2-data transfer */
1959 	.num_adapters = 1,
1960 	.download_firmware = dw2102_load_firmware,
1961 	.read_mac_address = dw210x_read_mac_address,
1962 	.adapter = {
1963 		{
1964 		.num_frontends = 1,
1965 		.fe = {{
1966 			.frontend_attach = dw2102_frontend_attach,
1967 			.stream = {
1968 				.type = USB_BULK,
1969 				.count = 8,
1970 				.endpoint = 0x82,
1971 				.u = {
1972 					.bulk = {
1973 						.buffersize = 4096,
1974 					}
1975 				}
1976 			},
1977 		}},
1978 		}
1979 	},
1980 	.num_device_descs = 3,
1981 	.devices = {
1982 		{"DVBWorld DVB-S 2102 USB2.0",
1983 			{&dw2102_table[CYPRESS_DW2102], NULL},
1984 			{NULL},
1985 		},
1986 		{"DVBWorld DVB-S 2101 USB2.0",
1987 			{&dw2102_table[CYPRESS_DW2101], NULL},
1988 			{NULL},
1989 		},
1990 		{"TerraTec Cinergy S USB",
1991 			{&dw2102_table[TERRATEC_CINERGY_S], NULL},
1992 			{NULL},
1993 		},
1994 	}
1995 };
1996 
1997 static struct dvb_usb_device_properties dw2104_properties = {
1998 	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
1999 	.usb_ctrl = DEVICE_SPECIFIC,
2000 	.firmware = DW2104_FIRMWARE,
2001 	.no_reconnect = 1,
2002 
2003 	.i2c_algo = &dw2104_i2c_algo,
2004 	.rc.core = {
2005 		.rc_interval = 150,
2006 		.rc_codes = RC_MAP_DM1105_NEC,
2007 		.module_name = "dw2102",
2008 		.allowed_protos   = RC_PROTO_BIT_NEC,
2009 		.rc_query = dw2102_rc_query,
2010 	},
2011 
2012 	.generic_bulk_ctrl_endpoint = 0x81,
2013 	/* parameter for the MPEG2-data transfer */
2014 	.num_adapters = 1,
2015 	.download_firmware = dw2102_load_firmware,
2016 	.read_mac_address = dw210x_read_mac_address,
2017 	.adapter = {
2018 		{
2019 		.num_frontends = 1,
2020 		.fe = {{
2021 			.frontend_attach = dw2104_frontend_attach,
2022 			.stream = {
2023 				.type = USB_BULK,
2024 				.count = 8,
2025 				.endpoint = 0x82,
2026 				.u = {
2027 					.bulk = {
2028 						.buffersize = 4096,
2029 					}
2030 				}
2031 			},
2032 		}},
2033 		}
2034 	},
2035 	.num_device_descs = 2,
2036 	.devices = {
2037 		{ "DVBWorld DW2104 USB2.0",
2038 			{&dw2102_table[CYPRESS_DW2104], NULL},
2039 			{NULL},
2040 		},
2041 		{ "TeVii S650 USB2.0",
2042 			{&dw2102_table[TEVII_S650], NULL},
2043 			{NULL},
2044 		},
2045 	}
2046 };
2047 
2048 static struct dvb_usb_device_properties dw3101_properties = {
2049 	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
2050 	.usb_ctrl = DEVICE_SPECIFIC,
2051 	.firmware = DW3101_FIRMWARE,
2052 	.no_reconnect = 1,
2053 
2054 	.i2c_algo = &dw3101_i2c_algo,
2055 	.rc.core = {
2056 		.rc_interval = 150,
2057 		.rc_codes = RC_MAP_DM1105_NEC,
2058 		.module_name = "dw2102",
2059 		.allowed_protos   = RC_PROTO_BIT_NEC,
2060 		.rc_query = dw2102_rc_query,
2061 	},
2062 
2063 	.generic_bulk_ctrl_endpoint = 0x81,
2064 	/* parameter for the MPEG2-data transfer */
2065 	.num_adapters = 1,
2066 	.download_firmware = dw2102_load_firmware,
2067 	.read_mac_address = dw210x_read_mac_address,
2068 	.adapter = {
2069 		{
2070 		.num_frontends = 1,
2071 		.fe = {{
2072 			.frontend_attach = dw3101_frontend_attach,
2073 			.tuner_attach = dw3101_tuner_attach,
2074 			.stream = {
2075 				.type = USB_BULK,
2076 				.count = 8,
2077 				.endpoint = 0x82,
2078 				.u = {
2079 					.bulk = {
2080 						.buffersize = 4096,
2081 					}
2082 				}
2083 			},
2084 		}},
2085 		}
2086 	},
2087 	.num_device_descs = 1,
2088 	.devices = {
2089 		{ "DVBWorld DVB-C 3101 USB2.0",
2090 			{&dw2102_table[CYPRESS_DW3101], NULL},
2091 			{NULL},
2092 		},
2093 	}
2094 };
2095 
2096 static struct dvb_usb_device_properties s6x0_properties = {
2097 	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
2098 	.usb_ctrl = DEVICE_SPECIFIC,
2099 	.size_of_priv = sizeof(struct dw2102_state),
2100 	.firmware = S630_FIRMWARE,
2101 	.no_reconnect = 1,
2102 
2103 	.i2c_algo = &s6x0_i2c_algo,
2104 	.rc.core = {
2105 		.rc_interval = 150,
2106 		.rc_codes = RC_MAP_TEVII_NEC,
2107 		.module_name = "dw2102",
2108 		.allowed_protos   = RC_PROTO_BIT_NEC,
2109 		.rc_query = dw2102_rc_query,
2110 	},
2111 
2112 	.generic_bulk_ctrl_endpoint = 0x81,
2113 	.num_adapters = 1,
2114 	.download_firmware = dw2102_load_firmware,
2115 	.read_mac_address = s6x0_read_mac_address,
2116 	.adapter = {
2117 		{
2118 		.num_frontends = 1,
2119 		.fe = {{
2120 			.frontend_attach = zl100313_frontend_attach,
2121 			.stream = {
2122 				.type = USB_BULK,
2123 				.count = 8,
2124 				.endpoint = 0x82,
2125 				.u = {
2126 					.bulk = {
2127 						.buffersize = 4096,
2128 					}
2129 				}
2130 			},
2131 		}},
2132 		}
2133 	},
2134 	.num_device_descs = 1,
2135 	.devices = {
2136 		{"TeVii S630 USB",
2137 			{&dw2102_table[TEVII_S630], NULL},
2138 			{NULL},
2139 		},
2140 	}
2141 };
2142 
2143 static struct dvb_usb_device_properties p1100_properties = {
2144 	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
2145 	.usb_ctrl = DEVICE_SPECIFIC,
2146 	.size_of_priv = sizeof(struct dw2102_state),
2147 	.firmware = P1100_FIRMWARE,
2148 	.no_reconnect = 1,
2149 
2150 	.i2c_algo = &s6x0_i2c_algo,
2151 	.rc.core = {
2152 		.rc_interval = 150,
2153 		.rc_codes = RC_MAP_TBS_NEC,
2154 		.module_name = "dw2102",
2155 		.allowed_protos   = RC_PROTO_BIT_NEC,
2156 		.rc_query = prof_rc_query,
2157 	},
2158 
2159 	.generic_bulk_ctrl_endpoint = 0x81,
2160 	.num_adapters = 1,
2161 	.download_firmware = dw2102_load_firmware,
2162 	.read_mac_address = s6x0_read_mac_address,
2163 	.adapter = {
2164 		{
2165 			.num_frontends = 1,
2166 			.fe = {{
2167 				.frontend_attach = stv0288_frontend_attach,
2168 				.stream = {
2169 					.type = USB_BULK,
2170 					.count = 8,
2171 					.endpoint = 0x82,
2172 					.u = {
2173 						.bulk = {
2174 							.buffersize = 4096,
2175 						}
2176 					}
2177 				},
2178 			} },
2179 		}
2180 	},
2181 	.num_device_descs = 1,
2182 	.devices = {
2183 		{"Prof 1100 USB ",
2184 			{&dw2102_table[PROF_1100], NULL},
2185 			{NULL},
2186 		},
2187 	}
2188 };
2189 
2190 static struct dvb_usb_device_properties s660_properties = {
2191 	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
2192 	.usb_ctrl = DEVICE_SPECIFIC,
2193 	.size_of_priv = sizeof(struct dw2102_state),
2194 	.firmware = S660_FIRMWARE,
2195 	.no_reconnect = 1,
2196 
2197 	.i2c_algo = &s6x0_i2c_algo,
2198 	.rc.core = {
2199 		.rc_interval = 150,
2200 		.rc_codes = RC_MAP_TEVII_NEC,
2201 		.module_name = "dw2102",
2202 		.allowed_protos   = RC_PROTO_BIT_NEC,
2203 		.rc_query = dw2102_rc_query,
2204 	},
2205 
2206 	.generic_bulk_ctrl_endpoint = 0x81,
2207 	.num_adapters = 1,
2208 	.download_firmware = dw2102_load_firmware,
2209 	.read_mac_address = s6x0_read_mac_address,
2210 	.adapter = {
2211 		{
2212 			.num_frontends = 1,
2213 			.fe = {{
2214 				.frontend_attach = ds3000_frontend_attach,
2215 				.stream = {
2216 					.type = USB_BULK,
2217 					.count = 8,
2218 					.endpoint = 0x82,
2219 					.u = {
2220 						.bulk = {
2221 							.buffersize = 4096,
2222 						}
2223 					}
2224 				},
2225 			} },
2226 		}
2227 	},
2228 	.num_device_descs = 3,
2229 	.devices = {
2230 		{"TeVii S660 USB",
2231 			{&dw2102_table[TEVII_S660], NULL},
2232 			{NULL},
2233 		},
2234 		{"TeVii S480.1 USB",
2235 			{&dw2102_table[TEVII_S480_1], NULL},
2236 			{NULL},
2237 		},
2238 		{"TeVii S480.2 USB",
2239 			{&dw2102_table[TEVII_S480_2], NULL},
2240 			{NULL},
2241 		},
2242 	}
2243 };
2244 
2245 static struct dvb_usb_device_properties p7500_properties = {
2246 	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
2247 	.usb_ctrl = DEVICE_SPECIFIC,
2248 	.size_of_priv = sizeof(struct dw2102_state),
2249 	.firmware = P7500_FIRMWARE,
2250 	.no_reconnect = 1,
2251 
2252 	.i2c_algo = &s6x0_i2c_algo,
2253 	.rc.core = {
2254 		.rc_interval = 150,
2255 		.rc_codes = RC_MAP_TBS_NEC,
2256 		.module_name = "dw2102",
2257 		.allowed_protos   = RC_PROTO_BIT_NEC,
2258 		.rc_query = prof_rc_query,
2259 	},
2260 
2261 	.generic_bulk_ctrl_endpoint = 0x81,
2262 	.num_adapters = 1,
2263 	.download_firmware = dw2102_load_firmware,
2264 	.read_mac_address = s6x0_read_mac_address,
2265 	.adapter = {
2266 		{
2267 			.num_frontends = 1,
2268 			.fe = {{
2269 				.frontend_attach = prof_7500_frontend_attach,
2270 				.stream = {
2271 					.type = USB_BULK,
2272 					.count = 8,
2273 					.endpoint = 0x82,
2274 					.u = {
2275 						.bulk = {
2276 							.buffersize = 4096,
2277 						}
2278 					}
2279 				},
2280 			} },
2281 		}
2282 	},
2283 	.num_device_descs = 1,
2284 	.devices = {
2285 		{"Prof 7500 USB DVB-S2",
2286 			{&dw2102_table[PROF_7500], NULL},
2287 			{NULL},
2288 		},
2289 	}
2290 };
2291 
2292 static struct dvb_usb_device_properties su3000_properties = {
2293 	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
2294 	.usb_ctrl = DEVICE_SPECIFIC,
2295 	.size_of_priv = sizeof(struct dw2102_state),
2296 	.power_ctrl = su3000_power_ctrl,
2297 	.num_adapters = 1,
2298 	.identify_state	= su3000_identify_state,
2299 	.i2c_algo = &su3000_i2c_algo,
2300 
2301 	.rc.core = {
2302 		.rc_interval = 150,
2303 		.rc_codes = RC_MAP_SU3000,
2304 		.module_name = "dw2102",
2305 		.allowed_protos   = RC_PROTO_BIT_RC5,
2306 		.rc_query = su3000_rc_query,
2307 	},
2308 
2309 	.read_mac_address = su3000_read_mac_address,
2310 
2311 	.generic_bulk_ctrl_endpoint = 0x01,
2312 
2313 	.adapter = {
2314 		{
2315 		.num_frontends = 1,
2316 		.fe = {{
2317 			.streaming_ctrl   = su3000_streaming_ctrl,
2318 			.frontend_attach  = su3000_frontend_attach,
2319 			.stream = {
2320 				.type = USB_BULK,
2321 				.count = 8,
2322 				.endpoint = 0x82,
2323 				.u = {
2324 					.bulk = {
2325 						.buffersize = 4096,
2326 					}
2327 				}
2328 			}
2329 		}},
2330 		}
2331 	},
2332 	.num_device_descs = 9,
2333 	.devices = {
2334 		{ "SU3000HD DVB-S USB2.0",
2335 			{ &dw2102_table[GENIATECH_SU3000], NULL },
2336 			{ NULL },
2337 		},
2338 		{ "Hauppauge MAX S2 or WinTV NOVA HD USB2.0",
2339 			{ &dw2102_table[HAUPPAUGE_MAX_S2], NULL },
2340 			{ NULL },
2341 		},
2342 		{ "Terratec Cinergy S2 USB HD",
2343 			{ &dw2102_table[TERRATEC_CINERGY_S2_R1], NULL },
2344 			{ NULL },
2345 		},
2346 		{ "X3M TV SPC1400HD PCI",
2347 			{ &dw2102_table[GENIATECH_X3M_SPC1400HD], NULL },
2348 			{ NULL },
2349 		},
2350 		{ "Terratec Cinergy S2 USB HD Rev.2",
2351 			{ &dw2102_table[TERRATEC_CINERGY_S2_R2], NULL },
2352 			{ NULL },
2353 		},
2354 		{ "Terratec Cinergy S2 USB HD Rev.3",
2355 			{ &dw2102_table[TERRATEC_CINERGY_S2_R3], NULL },
2356 			{ NULL },
2357 		},
2358 		{ "Terratec Cinergy S2 PCIe Dual Port 1",
2359 			{ &dw2102_table[TERRATEC_CINERGY_S2_1], NULL },
2360 			{ NULL },
2361 		},
2362 		{ "Terratec Cinergy S2 PCIe Dual Port 2",
2363 			{ &dw2102_table[TERRATEC_CINERGY_S2_2], NULL },
2364 			{ NULL },
2365 		},
2366 		{ "GOTVIEW Satellite HD",
2367 			{ &dw2102_table[GOTVIEW_SAT_HD], NULL },
2368 			{ NULL },
2369 		},
2370 	}
2371 };
2372 
2373 static struct dvb_usb_device_properties s421_properties = {
2374 	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
2375 	.usb_ctrl = DEVICE_SPECIFIC,
2376 	.size_of_priv = sizeof(struct dw2102_state),
2377 	.power_ctrl = su3000_power_ctrl,
2378 	.num_adapters = 1,
2379 	.identify_state	= su3000_identify_state,
2380 	.i2c_algo = &su3000_i2c_algo,
2381 
2382 	.rc.core = {
2383 		.rc_interval = 150,
2384 		.rc_codes = RC_MAP_SU3000,
2385 		.module_name = "dw2102",
2386 		.allowed_protos   = RC_PROTO_BIT_RC5,
2387 		.rc_query = su3000_rc_query,
2388 	},
2389 
2390 	.read_mac_address = su3000_read_mac_address,
2391 
2392 	.generic_bulk_ctrl_endpoint = 0x01,
2393 
2394 	.adapter = {
2395 		{
2396 		.num_frontends = 1,
2397 		.fe = {{
2398 			.streaming_ctrl   = su3000_streaming_ctrl,
2399 			.frontend_attach  = m88rs2000_frontend_attach,
2400 			.stream = {
2401 				.type = USB_BULK,
2402 				.count = 8,
2403 				.endpoint = 0x82,
2404 				.u = {
2405 					.bulk = {
2406 						.buffersize = 4096,
2407 					}
2408 				}
2409 			}
2410 		} },
2411 		}
2412 	},
2413 	.num_device_descs = 2,
2414 	.devices = {
2415 		{ "TeVii S421 PCI",
2416 			{ &dw2102_table[TEVII_S421], NULL },
2417 			{ NULL },
2418 		},
2419 		{ "TeVii S632 USB",
2420 			{ &dw2102_table[TEVII_S632], NULL },
2421 			{ NULL },
2422 		},
2423 	}
2424 };
2425 
2426 static struct dvb_usb_device_properties t220_properties = {
2427 	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
2428 	.usb_ctrl = DEVICE_SPECIFIC,
2429 	.size_of_priv = sizeof(struct dw2102_state),
2430 	.power_ctrl = su3000_power_ctrl,
2431 	.num_adapters = 1,
2432 	.identify_state	= su3000_identify_state,
2433 	.i2c_algo = &su3000_i2c_algo,
2434 
2435 	.rc.core = {
2436 		.rc_interval = 150,
2437 		.rc_codes = RC_MAP_SU3000,
2438 		.module_name = "dw2102",
2439 		.allowed_protos   = RC_PROTO_BIT_RC5,
2440 		.rc_query = su3000_rc_query,
2441 	},
2442 
2443 	.read_mac_address = su3000_read_mac_address,
2444 
2445 	.generic_bulk_ctrl_endpoint = 0x01,
2446 
2447 	.adapter = {
2448 		{
2449 		.num_frontends = 1,
2450 		.fe = { {
2451 			.streaming_ctrl   = su3000_streaming_ctrl,
2452 			.frontend_attach  = t220_frontend_attach,
2453 			.stream = {
2454 				.type = USB_BULK,
2455 				.count = 8,
2456 				.endpoint = 0x82,
2457 				.u = {
2458 					.bulk = {
2459 						.buffersize = 4096,
2460 					}
2461 				}
2462 			}
2463 		} },
2464 		}
2465 	},
2466 	.num_device_descs = 1,
2467 	.devices = {
2468 		{ "Geniatech T220 DVB-T/T2 USB2.0",
2469 			{ &dw2102_table[GENIATECH_T220], NULL },
2470 			{ NULL },
2471 		},
2472 	}
2473 };
2474 
2475 static struct dvb_usb_device_properties tt_s2_4600_properties = {
2476 	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
2477 	.usb_ctrl = DEVICE_SPECIFIC,
2478 	.size_of_priv = sizeof(struct dw2102_state),
2479 	.power_ctrl = su3000_power_ctrl,
2480 	.num_adapters = 1,
2481 	.identify_state	= su3000_identify_state,
2482 	.i2c_algo = &su3000_i2c_algo,
2483 
2484 	.rc.core = {
2485 		.rc_interval = 250,
2486 		.rc_codes = RC_MAP_TT_1500,
2487 		.module_name = "dw2102",
2488 		.allowed_protos   = RC_PROTO_BIT_RC5,
2489 		.rc_query = su3000_rc_query,
2490 	},
2491 
2492 	.read_mac_address = su3000_read_mac_address,
2493 
2494 	.generic_bulk_ctrl_endpoint = 0x01,
2495 
2496 	.adapter = {
2497 		{
2498 		.num_frontends = 1,
2499 		.fe = {{
2500 			.streaming_ctrl   = su3000_streaming_ctrl,
2501 			.frontend_attach  = tt_s2_4600_frontend_attach,
2502 			.stream = {
2503 				.type = USB_BULK,
2504 				.count = 8,
2505 				.endpoint = 0x82,
2506 				.u = {
2507 					.bulk = {
2508 						.buffersize = 4096,
2509 					}
2510 				}
2511 			}
2512 		} },
2513 		}
2514 	},
2515 	.num_device_descs = 5,
2516 	.devices = {
2517 		{ "TechnoTrend TT-connect S2-4600",
2518 			{ &dw2102_table[TECHNOTREND_CONNECT_S2_4600], NULL },
2519 			{ NULL },
2520 		},
2521 		{ "TeVii S482 (tuner 1)",
2522 			{ &dw2102_table[TEVII_S482_1], NULL },
2523 			{ NULL },
2524 		},
2525 		{ "TeVii S482 (tuner 2)",
2526 			{ &dw2102_table[TEVII_S482_2], NULL },
2527 			{ NULL },
2528 		},
2529 		{ "Terratec Cinergy S2 USB BOX",
2530 			{ &dw2102_table[TERRATEC_CINERGY_S2_BOX], NULL },
2531 			{ NULL },
2532 		},
2533 		{ "TeVii S662",
2534 			{ &dw2102_table[TEVII_S662], NULL },
2535 			{ NULL },
2536 		},
2537 	}
2538 };
2539 
2540 static int dw2102_probe(struct usb_interface *intf,
2541 		const struct usb_device_id *id)
2542 {
2543 	if (!(dvb_usb_device_init(intf, &dw2102_properties,
2544 			          THIS_MODULE, NULL, adapter_nr) &&
2545 	      dvb_usb_device_init(intf, &dw2104_properties,
2546 				  THIS_MODULE, NULL, adapter_nr) &&
2547 	      dvb_usb_device_init(intf, &dw3101_properties,
2548 			          THIS_MODULE, NULL, adapter_nr) &&
2549 	      dvb_usb_device_init(intf, &s6x0_properties,
2550 			          THIS_MODULE, NULL, adapter_nr) &&
2551 	      dvb_usb_device_init(intf, &p1100_properties,
2552 			          THIS_MODULE, NULL, adapter_nr) &&
2553 	      dvb_usb_device_init(intf, &s660_properties,
2554 				  THIS_MODULE, NULL, adapter_nr) &&
2555 	      dvb_usb_device_init(intf, &p7500_properties,
2556 				  THIS_MODULE, NULL, adapter_nr) &&
2557 	      dvb_usb_device_init(intf, &s421_properties,
2558 				  THIS_MODULE, NULL, adapter_nr) &&
2559 	      dvb_usb_device_init(intf, &su3000_properties,
2560 				  THIS_MODULE, NULL, adapter_nr) &&
2561 	      dvb_usb_device_init(intf, &t220_properties,
2562 				  THIS_MODULE, NULL, adapter_nr) &&
2563 	      dvb_usb_device_init(intf, &tt_s2_4600_properties,
2564 				  THIS_MODULE, NULL, adapter_nr))) {
2565 
2566 		return 0;
2567 	}
2568 
2569 	return -ENODEV;
2570 }
2571 
2572 static void dw2102_disconnect(struct usb_interface *intf)
2573 {
2574 	struct dvb_usb_device *d = usb_get_intfdata(intf);
2575 	struct dw2102_state *st = d->priv;
2576 	struct i2c_client *client;
2577 
2578 	/* remove I2C client for tuner */
2579 	client = st->i2c_client_tuner;
2580 	if (client) {
2581 		module_put(client->dev.driver->owner);
2582 		i2c_unregister_device(client);
2583 	}
2584 
2585 	/* remove I2C client for demodulator */
2586 	client = st->i2c_client_demod;
2587 	if (client) {
2588 		module_put(client->dev.driver->owner);
2589 		i2c_unregister_device(client);
2590 	}
2591 
2592 	dvb_usb_device_exit(intf);
2593 }
2594 
2595 static struct usb_driver dw2102_driver = {
2596 	.name = "dw2102",
2597 	.probe = dw2102_probe,
2598 	.disconnect = dw2102_disconnect,
2599 	.id_table = dw2102_table,
2600 };
2601 
2602 module_usb_driver(dw2102_driver);
2603 
2604 MODULE_AUTHOR("Igor M. Liplianin (c) liplianin@me.by");
2605 MODULE_DESCRIPTION("Driver for DVBWorld DVB-S 2101, 2102, DVB-S2 2104, DVB-C 3101 USB2.0, TeVii S421, S480, S482, S600, S630, S632, S650, TeVii S660, S662, Prof 1100, 7500 USB2.0, Geniatech SU3000, T220, TechnoTrend S2-4600, Terratec Cinergy S2 devices");
2606 MODULE_VERSION("0.1");
2607 MODULE_LICENSE("GPL");
2608 MODULE_FIRMWARE(DW2101_FIRMWARE);
2609 MODULE_FIRMWARE(DW2102_FIRMWARE);
2610 MODULE_FIRMWARE(DW2104_FIRMWARE);
2611 MODULE_FIRMWARE(DW3101_FIRMWARE);
2612 MODULE_FIRMWARE(S630_FIRMWARE);
2613 MODULE_FIRMWARE(S660_FIRMWARE);
2614 MODULE_FIRMWARE(P1100_FIRMWARE);
2615 MODULE_FIRMWARE(P7500_FIRMWARE);
2616