xref: /linux/drivers/media/usb/dvb-usb/dw2102.c (revision 9ef8638bd8c7e06bee087a04af7950cbc6123828)
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 -1;
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 -1;
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 = (struct dw2102_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 			break;
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 =
982 		(struct dvb_usb_adapter *)(fe->dvb->priv);
983 	if (voltage == SEC_VOLTAGE_18)
984 		msg.buf = command_18v;
985 	else if (voltage == SEC_VOLTAGE_13)
986 		msg.buf = command_13v;
987 
988 	i2c_transfer(&udev_adap->dev->i2c_adap, &msg, 1);
989 
990 	return 0;
991 }
992 
993 static int s660_set_voltage(struct dvb_frontend *fe,
994 			    enum fe_sec_voltage voltage)
995 {
996 	struct dvb_usb_adapter *d =
997 		(struct dvb_usb_adapter *)(fe->dvb->priv);
998 	struct dw2102_state *st = (struct dw2102_state *)d->dev->priv;
999 
1000 	dw210x_set_voltage(fe, voltage);
1001 	if (st->old_set_voltage)
1002 		st->old_set_voltage(fe, voltage);
1003 
1004 	return 0;
1005 }
1006 
1007 static void dw210x_led_ctrl(struct dvb_frontend *fe, int offon)
1008 {
1009 	static u8 led_off[] = { 0 };
1010 	static u8 led_on[] = { 1 };
1011 	struct i2c_msg msg = {
1012 		.addr = DW2102_LED_CTRL,
1013 		.flags = 0,
1014 		.buf = led_off,
1015 		.len = 1
1016 	};
1017 	struct dvb_usb_adapter *udev_adap =
1018 		(struct dvb_usb_adapter *)(fe->dvb->priv);
1019 
1020 	if (offon)
1021 		msg.buf = led_on;
1022 	i2c_transfer(&udev_adap->dev->i2c_adap, &msg, 1);
1023 }
1024 
1025 static int tt_s2_4600_read_status(struct dvb_frontend *fe,
1026 				  enum fe_status *status)
1027 {
1028 	struct dvb_usb_adapter *d =
1029 		(struct dvb_usb_adapter *)(fe->dvb->priv);
1030 	struct dw2102_state *st = (struct dw2102_state *)d->dev->priv;
1031 	int ret;
1032 
1033 	ret = st->fe_read_status(fe, status);
1034 
1035 	/* resync slave fifo when signal change from unlock to lock */
1036 	if ((*status & FE_HAS_LOCK) && (!st->last_lock))
1037 		su3000_streaming_ctrl(d, 1);
1038 
1039 	st->last_lock = (*status & FE_HAS_LOCK) ? 1 : 0;
1040 	return ret;
1041 }
1042 
1043 static struct stv0299_config sharp_z0194a_config = {
1044 	.demod_address = 0x68,
1045 	.inittab = sharp_z0194a_inittab,
1046 	.mclk = 88000000UL,
1047 	.invert = 1,
1048 	.skip_reinit = 0,
1049 	.lock_output = STV0299_LOCKOUTPUT_1,
1050 	.volt13_op0_op1 = STV0299_VOLT13_OP1,
1051 	.min_delay_ms = 100,
1052 	.set_symbol_rate = sharp_z0194a_set_symbol_rate,
1053 };
1054 
1055 static struct cx24116_config dw2104_config = {
1056 	.demod_address = 0x55,
1057 	.mpg_clk_pos_pol = 0x01,
1058 };
1059 
1060 static struct si21xx_config serit_sp1511lhb_config = {
1061 	.demod_address = 0x68,
1062 	.min_delay_ms = 100,
1063 
1064 };
1065 
1066 static struct tda10023_config dw3101_tda10023_config = {
1067 	.demod_address = 0x0c,
1068 	.invert = 1,
1069 };
1070 
1071 static struct mt312_config zl313_config = {
1072 	.demod_address = 0x0e,
1073 };
1074 
1075 static struct ds3000_config dw2104_ds3000_config = {
1076 	.demod_address = 0x68,
1077 };
1078 
1079 static struct ts2020_config dw2104_ts2020_config = {
1080 	.tuner_address = 0x60,
1081 	.clk_out_div = 1,
1082 	.frequency_div = 1060000,
1083 };
1084 
1085 static struct ds3000_config s660_ds3000_config = {
1086 	.demod_address = 0x68,
1087 	.ci_mode = 1,
1088 	.set_lock_led = dw210x_led_ctrl,
1089 };
1090 
1091 static struct ts2020_config s660_ts2020_config = {
1092 	.tuner_address = 0x60,
1093 	.clk_out_div = 1,
1094 	.frequency_div = 1146000,
1095 };
1096 
1097 static struct stv0900_config dw2104a_stv0900_config = {
1098 	.demod_address = 0x6a,
1099 	.demod_mode = 0,
1100 	.xtal = 27000000,
1101 	.clkmode = 3,/* 0-CLKI, 2-XTALI, else AUTO */
1102 	.diseqc_mode = 2,/* 2/3 PWM */
1103 	.tun1_maddress = 0,/* 0x60 */
1104 	.tun1_adc = 0,/* 2 Vpp */
1105 	.path1_mode = 3,
1106 };
1107 
1108 static struct stb6100_config dw2104a_stb6100_config = {
1109 	.tuner_address = 0x60,
1110 	.refclock = 27000000,
1111 };
1112 
1113 static struct stv0900_config dw2104_stv0900_config = {
1114 	.demod_address = 0x68,
1115 	.demod_mode = 0,
1116 	.xtal = 8000000,
1117 	.clkmode = 3,
1118 	.diseqc_mode = 2,
1119 	.tun1_maddress = 0,
1120 	.tun1_adc = 1,/* 1 Vpp */
1121 	.path1_mode = 3,
1122 };
1123 
1124 static struct stv6110_config dw2104_stv6110_config = {
1125 	.i2c_address = 0x60,
1126 	.mclk = 16000000,
1127 	.clk_div = 1,
1128 };
1129 
1130 static struct stv0900_config prof_7500_stv0900_config = {
1131 	.demod_address = 0x6a,
1132 	.demod_mode = 0,
1133 	.xtal = 27000000,
1134 	.clkmode = 3,/* 0-CLKI, 2-XTALI, else AUTO */
1135 	.diseqc_mode = 2,/* 2/3 PWM */
1136 	.tun1_maddress = 0,/* 0x60 */
1137 	.tun1_adc = 0,/* 2 Vpp */
1138 	.path1_mode = 3,
1139 	.tun1_type = 3,
1140 	.set_lock_led = dw210x_led_ctrl,
1141 };
1142 
1143 static struct ds3000_config su3000_ds3000_config = {
1144 	.demod_address = 0x68,
1145 	.ci_mode = 1,
1146 	.set_lock_led = dw210x_led_ctrl,
1147 };
1148 
1149 static struct cxd2820r_config cxd2820r_config = {
1150 	.i2c_address = 0x6c, /* (0xd8 >> 1) */
1151 	.ts_mode = 0x38,
1152 	.ts_clock_inv = 1,
1153 };
1154 
1155 static struct tda18271_config tda18271_config = {
1156 	.output_opt = TDA18271_OUTPUT_LT_OFF,
1157 	.gate = TDA18271_GATE_DIGITAL,
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!");
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!");
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!");
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!");
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!");
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!");
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!");
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!");
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!");
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!");
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!");
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!");
1374 
1375 	return 0;
1376 }
1377 
1378 static int su3000_frontend_attach(struct dvb_usb_adapter *adap)
1379 {
1380 	struct dvb_usb_device *d = adap->dev;
1381 	struct dw2102_state *state = d->priv;
1382 
1383 	mutex_lock(&d->data_mutex);
1384 
1385 	state->data[0] = 0xe;
1386 	state->data[1] = 0x80;
1387 	state->data[2] = 0;
1388 
1389 	if (dvb_usb_generic_rw(d, state->data, 3, state->data, 1, 0) < 0)
1390 		err("command 0x0e transfer failed.");
1391 
1392 	state->data[0] = 0xe;
1393 	state->data[1] = 0x02;
1394 	state->data[2] = 1;
1395 
1396 	if (dvb_usb_generic_rw(d, state->data, 3, state->data, 1, 0) < 0)
1397 		err("command 0x0e transfer failed.");
1398 	msleep(300);
1399 
1400 	state->data[0] = 0xe;
1401 	state->data[1] = 0x83;
1402 	state->data[2] = 0;
1403 
1404 	if (dvb_usb_generic_rw(d, state->data, 3, state->data, 1, 0) < 0)
1405 		err("command 0x0e transfer failed.");
1406 
1407 	state->data[0] = 0xe;
1408 	state->data[1] = 0x83;
1409 	state->data[2] = 1;
1410 
1411 	if (dvb_usb_generic_rw(d, state->data, 3, state->data, 1, 0) < 0)
1412 		err("command 0x0e transfer failed.");
1413 
1414 	state->data[0] = 0x51;
1415 
1416 	if (dvb_usb_generic_rw(d, state->data, 1, state->data, 1, 0) < 0)
1417 		err("command 0x51 transfer failed.");
1418 
1419 	mutex_unlock(&d->data_mutex);
1420 
1421 	adap->fe_adap[0].fe = dvb_attach(ds3000_attach, &su3000_ds3000_config,
1422 					&d->i2c_adap);
1423 	if (adap->fe_adap[0].fe == NULL)
1424 		return -EIO;
1425 
1426 	if (dvb_attach(ts2020_attach, adap->fe_adap[0].fe,
1427 				&dw2104_ts2020_config,
1428 				&d->i2c_adap)) {
1429 		info("Attached DS3000/TS2020!");
1430 		return 0;
1431 	}
1432 
1433 	info("Failed to attach DS3000/TS2020!");
1434 	return -EIO;
1435 }
1436 
1437 static int t220_frontend_attach(struct dvb_usb_adapter *adap)
1438 {
1439 	struct dvb_usb_device *d = adap->dev;
1440 	struct dw2102_state *state = d->priv;
1441 
1442 	mutex_lock(&d->data_mutex);
1443 
1444 	state->data[0] = 0xe;
1445 	state->data[1] = 0x87;
1446 	state->data[2] = 0x0;
1447 
1448 	if (dvb_usb_generic_rw(d, state->data, 3, state->data, 1, 0) < 0)
1449 		err("command 0x0e transfer failed.");
1450 
1451 	state->data[0] = 0xe;
1452 	state->data[1] = 0x86;
1453 	state->data[2] = 1;
1454 
1455 	if (dvb_usb_generic_rw(d, state->data, 3, state->data, 1, 0) < 0)
1456 		err("command 0x0e transfer failed.");
1457 
1458 	state->data[0] = 0xe;
1459 	state->data[1] = 0x80;
1460 	state->data[2] = 0;
1461 
1462 	if (dvb_usb_generic_rw(d, state->data, 3, state->data, 1, 0) < 0)
1463 		err("command 0x0e transfer failed.");
1464 
1465 	msleep(50);
1466 
1467 	state->data[0] = 0xe;
1468 	state->data[1] = 0x80;
1469 	state->data[2] = 1;
1470 
1471 	if (dvb_usb_generic_rw(d, state->data, 3, state->data, 1, 0) < 0)
1472 		err("command 0x0e transfer failed.");
1473 
1474 	state->data[0] = 0x51;
1475 
1476 	if (dvb_usb_generic_rw(d, state->data, 1, state->data, 1, 0) < 0)
1477 		err("command 0x51 transfer failed.");
1478 
1479 	mutex_unlock(&d->data_mutex);
1480 
1481 	adap->fe_adap[0].fe = dvb_attach(cxd2820r_attach, &cxd2820r_config,
1482 					&d->i2c_adap, NULL);
1483 	if (adap->fe_adap[0].fe != NULL) {
1484 		if (dvb_attach(tda18271_attach, adap->fe_adap[0].fe, 0x60,
1485 					&d->i2c_adap, &tda18271_config)) {
1486 			info("Attached TDA18271HD/CXD2820R!");
1487 			return 0;
1488 		}
1489 	}
1490 
1491 	info("Failed to attach TDA18271HD/CXD2820R!");
1492 	return -EIO;
1493 }
1494 
1495 static int m88rs2000_frontend_attach(struct dvb_usb_adapter *adap)
1496 {
1497 	struct dvb_usb_device *d = adap->dev;
1498 	struct dw2102_state *state = d->priv;
1499 
1500 	mutex_lock(&d->data_mutex);
1501 
1502 	state->data[0] = 0x51;
1503 
1504 	if (dvb_usb_generic_rw(d, state->data, 1, state->data, 1, 0) < 0)
1505 		err("command 0x51 transfer failed.");
1506 
1507 	mutex_unlock(&d->data_mutex);
1508 
1509 	adap->fe_adap[0].fe = dvb_attach(m88rs2000_attach,
1510 					&s421_m88rs2000_config,
1511 					&d->i2c_adap);
1512 
1513 	if (adap->fe_adap[0].fe == NULL)
1514 		return -EIO;
1515 
1516 	if (dvb_attach(ts2020_attach, adap->fe_adap[0].fe,
1517 				&dw2104_ts2020_config,
1518 				&d->i2c_adap)) {
1519 		info("Attached RS2000/TS2020!");
1520 		return 0;
1521 	}
1522 
1523 	info("Failed to attach RS2000/TS2020!");
1524 	return -EIO;
1525 }
1526 
1527 static int tt_s2_4600_frontend_attach_probe_demod(struct dvb_usb_device *d,
1528 						  const int probe_addr)
1529 {
1530 	struct dw2102_state *state = d->priv;
1531 
1532 	state->data[0] = 0x9;
1533 	state->data[1] = 0x1;
1534 	state->data[2] = 0x1;
1535 	state->data[3] = probe_addr;
1536 	state->data[4] = 0x0;
1537 
1538 	if (dvb_usb_generic_rw(d, state->data, 5, state->data, 2, 0) < 0) {
1539 		err("i2c probe for address 0x%x failed.", probe_addr);
1540 		return 0;
1541 	}
1542 
1543 	if (state->data[0] != 8) /* fail(7) or error, no device at address */
1544 		return 0;
1545 
1546 	/* probing successful */
1547 	return 1;
1548 }
1549 
1550 static int tt_s2_4600_frontend_attach(struct dvb_usb_adapter *adap)
1551 {
1552 	struct dvb_usb_device *d = adap->dev;
1553 	struct dw2102_state *state = d->priv;
1554 	struct i2c_adapter *i2c_adapter;
1555 	struct i2c_client *client;
1556 	struct i2c_board_info board_info;
1557 	struct m88ds3103_platform_data m88ds3103_pdata = {};
1558 	struct ts2020_config ts2020_config = {};
1559 	int demod_addr;
1560 
1561 	mutex_lock(&d->data_mutex);
1562 
1563 	state->data[0] = 0xe;
1564 	state->data[1] = 0x80;
1565 	state->data[2] = 0x0;
1566 
1567 	if (dvb_usb_generic_rw(d, state->data, 3, state->data, 1, 0) < 0)
1568 		err("command 0x0e transfer failed.");
1569 
1570 	state->data[0] = 0xe;
1571 	state->data[1] = 0x02;
1572 	state->data[2] = 1;
1573 
1574 	if (dvb_usb_generic_rw(d, state->data, 3, state->data, 1, 0) < 0)
1575 		err("command 0x0e transfer failed.");
1576 	msleep(300);
1577 
1578 	state->data[0] = 0xe;
1579 	state->data[1] = 0x83;
1580 	state->data[2] = 0;
1581 
1582 	if (dvb_usb_generic_rw(d, state->data, 3, state->data, 1, 0) < 0)
1583 		err("command 0x0e transfer failed.");
1584 
1585 	state->data[0] = 0xe;
1586 	state->data[1] = 0x83;
1587 	state->data[2] = 1;
1588 
1589 	if (dvb_usb_generic_rw(d, state->data, 3, state->data, 1, 0) < 0)
1590 		err("command 0x0e transfer failed.");
1591 
1592 	state->data[0] = 0x51;
1593 
1594 	if (dvb_usb_generic_rw(d, state->data, 1, state->data, 1, 0) < 0)
1595 		err("command 0x51 transfer failed.");
1596 
1597 	/* probe for demodulator i2c address */
1598 	demod_addr = -1;
1599 	if (tt_s2_4600_frontend_attach_probe_demod(d, 0x68))
1600 		demod_addr = 0x68;
1601 	else if (tt_s2_4600_frontend_attach_probe_demod(d, 0x69))
1602 		demod_addr = 0x69;
1603 	else if (tt_s2_4600_frontend_attach_probe_demod(d, 0x6a))
1604 		demod_addr = 0x6a;
1605 
1606 	mutex_unlock(&d->data_mutex);
1607 
1608 	if (demod_addr < 0) {
1609 		err("probing for demodulator failed. Is the external power switched on?");
1610 		return -ENODEV;
1611 	}
1612 
1613 	/* attach demod */
1614 	m88ds3103_pdata.clk = 27000000;
1615 	m88ds3103_pdata.i2c_wr_max = 33;
1616 	m88ds3103_pdata.ts_mode = M88DS3103_TS_CI;
1617 	m88ds3103_pdata.ts_clk = 16000;
1618 	m88ds3103_pdata.ts_clk_pol = 0;
1619 	m88ds3103_pdata.spec_inv = 0;
1620 	m88ds3103_pdata.agc = 0x99;
1621 	m88ds3103_pdata.agc_inv = 0;
1622 	m88ds3103_pdata.clk_out = M88DS3103_CLOCK_OUT_ENABLED;
1623 	m88ds3103_pdata.envelope_mode = 0;
1624 	m88ds3103_pdata.lnb_hv_pol = 1;
1625 	m88ds3103_pdata.lnb_en_pol = 0;
1626 	memset(&board_info, 0, sizeof(board_info));
1627 	if (demod_addr == 0x6a)
1628 		strscpy(board_info.type, "m88ds3103b", I2C_NAME_SIZE);
1629 	else
1630 		strscpy(board_info.type, "m88ds3103", I2C_NAME_SIZE);
1631 	board_info.addr = demod_addr;
1632 	board_info.platform_data = &m88ds3103_pdata;
1633 	request_module("m88ds3103");
1634 	client = i2c_new_client_device(&d->i2c_adap, &board_info);
1635 	if (!i2c_client_has_driver(client))
1636 		return -ENODEV;
1637 	if (!try_module_get(client->dev.driver->owner)) {
1638 		i2c_unregister_device(client);
1639 		return -ENODEV;
1640 	}
1641 	adap->fe_adap[0].fe = m88ds3103_pdata.get_dvb_frontend(client);
1642 	i2c_adapter = m88ds3103_pdata.get_i2c_adapter(client);
1643 
1644 	state->i2c_client_demod = client;
1645 
1646 	/* attach tuner */
1647 	ts2020_config.fe = adap->fe_adap[0].fe;
1648 	memset(&board_info, 0, sizeof(board_info));
1649 	strscpy(board_info.type, "ts2022", I2C_NAME_SIZE);
1650 	board_info.addr = 0x60;
1651 	board_info.platform_data = &ts2020_config;
1652 	request_module("ts2020");
1653 	client = i2c_new_client_device(i2c_adapter, &board_info);
1654 
1655 	if (!i2c_client_has_driver(client)) {
1656 		dvb_frontend_detach(adap->fe_adap[0].fe);
1657 		return -ENODEV;
1658 	}
1659 
1660 	if (!try_module_get(client->dev.driver->owner)) {
1661 		i2c_unregister_device(client);
1662 		dvb_frontend_detach(adap->fe_adap[0].fe);
1663 		return -ENODEV;
1664 	}
1665 
1666 	/* delegate signal strength measurement to tuner */
1667 	adap->fe_adap[0].fe->ops.read_signal_strength =
1668 			adap->fe_adap[0].fe->ops.tuner_ops.get_rf_strength;
1669 
1670 	state->i2c_client_tuner = client;
1671 
1672 	/* hook fe: need to resync the slave fifo when signal locks */
1673 	state->fe_read_status = adap->fe_adap[0].fe->ops.read_status;
1674 	adap->fe_adap[0].fe->ops.read_status = tt_s2_4600_read_status;
1675 
1676 	state->last_lock = 0;
1677 
1678 	return 0;
1679 }
1680 
1681 static int dw2102_tuner_attach(struct dvb_usb_adapter *adap)
1682 {
1683 	dvb_attach(dvb_pll_attach, adap->fe_adap[0].fe, 0x60,
1684 		&adap->dev->i2c_adap, DVB_PLL_OPERA1);
1685 	return 0;
1686 }
1687 
1688 static int dw3101_tuner_attach(struct dvb_usb_adapter *adap)
1689 {
1690 	dvb_attach(dvb_pll_attach, adap->fe_adap[0].fe, 0x60,
1691 		&adap->dev->i2c_adap, DVB_PLL_TUA6034);
1692 
1693 	return 0;
1694 }
1695 
1696 static int dw2102_rc_query(struct dvb_usb_device *d)
1697 {
1698 	u8 key[2];
1699 	struct i2c_msg msg = {
1700 		.addr = DW2102_RC_QUERY,
1701 		.flags = I2C_M_RD,
1702 		.buf = key,
1703 		.len = 2
1704 	};
1705 
1706 	if (d->props.i2c_algo->master_xfer(&d->i2c_adap, &msg, 1) == 1) {
1707 		if (msg.buf[0] != 0xff) {
1708 			deb_rc("%s: rc code: %x, %x\n",
1709 					__func__, key[0], key[1]);
1710 			rc_keydown(d->rc_dev, RC_PROTO_UNKNOWN, key[0], 0);
1711 		}
1712 	}
1713 
1714 	return 0;
1715 }
1716 
1717 static int prof_rc_query(struct dvb_usb_device *d)
1718 {
1719 	u8 key[2];
1720 	struct i2c_msg msg = {
1721 		.addr = DW2102_RC_QUERY,
1722 		.flags = I2C_M_RD,
1723 		.buf = key,
1724 		.len = 2
1725 	};
1726 
1727 	if (d->props.i2c_algo->master_xfer(&d->i2c_adap, &msg, 1) == 1) {
1728 		if (msg.buf[0] != 0xff) {
1729 			deb_rc("%s: rc code: %x, %x\n",
1730 					__func__, key[0], key[1]);
1731 			rc_keydown(d->rc_dev, RC_PROTO_UNKNOWN, key[0] ^ 0xff,
1732 				   0);
1733 		}
1734 	}
1735 
1736 	return 0;
1737 }
1738 
1739 static int su3000_rc_query(struct dvb_usb_device *d)
1740 {
1741 	u8 key[2];
1742 	struct i2c_msg msg = {
1743 		.addr = DW2102_RC_QUERY,
1744 		.flags = I2C_M_RD,
1745 		.buf = key,
1746 		.len = 2
1747 	};
1748 
1749 	if (d->props.i2c_algo->master_xfer(&d->i2c_adap, &msg, 1) == 1) {
1750 		if (msg.buf[0] != 0xff) {
1751 			deb_rc("%s: rc code: %x, %x\n",
1752 					__func__, key[0], key[1]);
1753 			rc_keydown(d->rc_dev, RC_PROTO_RC5,
1754 				   RC_SCANCODE_RC5(key[1], key[0]), 0);
1755 		}
1756 	}
1757 
1758 	return 0;
1759 }
1760 
1761 enum dw2102_table_entry {
1762 	CYPRESS_DW2102,
1763 	CYPRESS_DW2101,
1764 	CYPRESS_DW2104,
1765 	TEVII_S650,
1766 	TERRATEC_CINERGY_S,
1767 	CYPRESS_DW3101,
1768 	TEVII_S630,
1769 	PROF_1100,
1770 	TEVII_S660,
1771 	PROF_7500,
1772 	GENIATECH_SU3000,
1773 	TERRATEC_CINERGY_S2,
1774 	TEVII_S480_1,
1775 	TEVII_S480_2,
1776 	X3M_SPC1400HD,
1777 	TEVII_S421,
1778 	TEVII_S632,
1779 	TERRATEC_CINERGY_S2_R2,
1780 	TERRATEC_CINERGY_S2_R3,
1781 	TERRATEC_CINERGY_S2_R4,
1782 	TERRATEC_CINERGY_S2_1,
1783 	TERRATEC_CINERGY_S2_2,
1784 	GOTVIEW_SAT_HD,
1785 	GENIATECH_T220,
1786 	TECHNOTREND_S2_4600,
1787 	TEVII_S482_1,
1788 	TEVII_S482_2,
1789 	TERRATEC_CINERGY_S2_BOX,
1790 	TEVII_S662
1791 };
1792 
1793 static struct usb_device_id dw2102_table[] = {
1794 	[CYPRESS_DW2102] = {USB_DEVICE(USB_VID_CYPRESS, USB_PID_DW2102)},
1795 	[CYPRESS_DW2101] = {USB_DEVICE(USB_VID_CYPRESS, 0x2101)},
1796 	[CYPRESS_DW2104] = {USB_DEVICE(USB_VID_CYPRESS, USB_PID_DW2104)},
1797 	[TEVII_S650] = {USB_DEVICE(0x9022, USB_PID_TEVII_S650)},
1798 	[TERRATEC_CINERGY_S] = {USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_S)},
1799 	[CYPRESS_DW3101] = {USB_DEVICE(USB_VID_CYPRESS, USB_PID_DW3101)},
1800 	[TEVII_S630] = {USB_DEVICE(0x9022, USB_PID_TEVII_S630)},
1801 	[PROF_1100] = {USB_DEVICE(0x3011, USB_PID_PROF_1100)},
1802 	[TEVII_S660] = {USB_DEVICE(0x9022, USB_PID_TEVII_S660)},
1803 	[PROF_7500] = {USB_DEVICE(0x3034, 0x7500)},
1804 	[GENIATECH_SU3000] = {USB_DEVICE(0x1f4d, 0x3000)},
1805 	[TERRATEC_CINERGY_S2] = {USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_S2_R1)},
1806 	[TEVII_S480_1] = {USB_DEVICE(0x9022, USB_PID_TEVII_S480_1)},
1807 	[TEVII_S480_2] = {USB_DEVICE(0x9022, USB_PID_TEVII_S480_2)},
1808 	[X3M_SPC1400HD] = {USB_DEVICE(0x1f4d, 0x3100)},
1809 	[TEVII_S421] = {USB_DEVICE(0x9022, USB_PID_TEVII_S421)},
1810 	[TEVII_S632] = {USB_DEVICE(0x9022, USB_PID_TEVII_S632)},
1811 	[TERRATEC_CINERGY_S2_R2] = {USB_DEVICE(USB_VID_TERRATEC,
1812 				    USB_PID_TERRATEC_CINERGY_S2_R2)},
1813 	[TERRATEC_CINERGY_S2_R3] = {USB_DEVICE(USB_VID_TERRATEC,
1814 				    USB_PID_TERRATEC_CINERGY_S2_R3)},
1815 	[TERRATEC_CINERGY_S2_R4] = {USB_DEVICE(USB_VID_TERRATEC,
1816 				    USB_PID_TERRATEC_CINERGY_S2_R4)},
1817 	[TERRATEC_CINERGY_S2_1] = {USB_DEVICE(USB_VID_TERRATEC_2,
1818 				   USB_PID_TERRATEC_CINERGY_S2_1)},
1819 	[TERRATEC_CINERGY_S2_2] = {USB_DEVICE(USB_VID_TERRATEC_2,
1820 				   USB_PID_TERRATEC_CINERGY_S2_2)},
1821 	[GOTVIEW_SAT_HD] = {USB_DEVICE(0x1FE1, USB_PID_GOTVIEW_SAT_HD)},
1822 	[GENIATECH_T220] = {USB_DEVICE(0x1f4d, 0xD220)},
1823 	[TECHNOTREND_S2_4600] = {USB_DEVICE(USB_VID_TECHNOTREND,
1824 		USB_PID_TECHNOTREND_CONNECT_S2_4600)},
1825 	[TEVII_S482_1] = {USB_DEVICE(0x9022, 0xd483)},
1826 	[TEVII_S482_2] = {USB_DEVICE(0x9022, 0xd484)},
1827 	[TERRATEC_CINERGY_S2_BOX] = {USB_DEVICE(USB_VID_TERRATEC, 0x0105)},
1828 	[TEVII_S662] = {USB_DEVICE(0x9022, USB_PID_TEVII_S662)},
1829 	{ }
1830 };
1831 
1832 MODULE_DEVICE_TABLE(usb, dw2102_table);
1833 
1834 static int dw2102_load_firmware(struct usb_device *dev,
1835 			const struct firmware *frmwr)
1836 {
1837 	u8 *b, *p;
1838 	int ret = 0, i;
1839 	u8 reset;
1840 	u8 reset16[] = {0, 0, 0, 0, 0, 0, 0};
1841 	const struct firmware *fw;
1842 
1843 	switch (le16_to_cpu(dev->descriptor.idProduct)) {
1844 	case 0x2101:
1845 		ret = request_firmware(&fw, DW2101_FIRMWARE, &dev->dev);
1846 		if (ret != 0) {
1847 			err(err_str, DW2101_FIRMWARE);
1848 			return ret;
1849 		}
1850 		break;
1851 	default:
1852 		fw = frmwr;
1853 		break;
1854 	}
1855 	info("start downloading DW210X firmware");
1856 	p = kmalloc(fw->size, GFP_KERNEL);
1857 	reset = 1;
1858 	/*stop the CPU*/
1859 	dw210x_op_rw(dev, 0xa0, 0x7f92, 0, &reset, 1, DW210X_WRITE_MSG);
1860 	dw210x_op_rw(dev, 0xa0, 0xe600, 0, &reset, 1, DW210X_WRITE_MSG);
1861 
1862 	if (p != NULL) {
1863 		memcpy(p, fw->data, fw->size);
1864 		for (i = 0; i < fw->size; i += 0x40) {
1865 			b = (u8 *) p + i;
1866 			if (dw210x_op_rw(dev, 0xa0, i, 0, b , 0x40,
1867 					DW210X_WRITE_MSG) != 0x40) {
1868 				err("error while transferring firmware");
1869 				ret = -EINVAL;
1870 				break;
1871 			}
1872 		}
1873 		/* restart the CPU */
1874 		reset = 0;
1875 		if (ret || dw210x_op_rw(dev, 0xa0, 0x7f92, 0, &reset, 1,
1876 					DW210X_WRITE_MSG) != 1) {
1877 			err("could not restart the USB controller CPU.");
1878 			ret = -EINVAL;
1879 		}
1880 		if (ret || dw210x_op_rw(dev, 0xa0, 0xe600, 0, &reset, 1,
1881 					DW210X_WRITE_MSG) != 1) {
1882 			err("could not restart the USB controller CPU.");
1883 			ret = -EINVAL;
1884 		}
1885 		/* init registers */
1886 		switch (le16_to_cpu(dev->descriptor.idProduct)) {
1887 		case USB_PID_TEVII_S650:
1888 			dw2104_properties.rc.core.rc_codes = RC_MAP_TEVII_NEC;
1889 			fallthrough;
1890 		case USB_PID_DW2104:
1891 			reset = 1;
1892 			dw210x_op_rw(dev, 0xc4, 0x0000, 0, &reset, 1,
1893 					DW210X_WRITE_MSG);
1894 			fallthrough;
1895 		case USB_PID_DW3101:
1896 			reset = 0;
1897 			dw210x_op_rw(dev, 0xbf, 0x0040, 0, &reset, 0,
1898 					DW210X_WRITE_MSG);
1899 			break;
1900 		case USB_PID_TERRATEC_CINERGY_S:
1901 		case USB_PID_DW2102:
1902 			dw210x_op_rw(dev, 0xbf, 0x0040, 0, &reset, 0,
1903 					DW210X_WRITE_MSG);
1904 			dw210x_op_rw(dev, 0xb9, 0x0000, 0, &reset16[0], 2,
1905 					DW210X_READ_MSG);
1906 			/* check STV0299 frontend  */
1907 			dw210x_op_rw(dev, 0xb5, 0, 0, &reset16[0], 2,
1908 					DW210X_READ_MSG);
1909 			if ((reset16[0] == 0xa1) || (reset16[0] == 0x80)) {
1910 				dw2102_properties.i2c_algo = &dw2102_i2c_algo;
1911 				dw2102_properties.adapter->fe[0].tuner_attach = &dw2102_tuner_attach;
1912 				break;
1913 			} else {
1914 				/* check STV0288 frontend  */
1915 				reset16[0] = 0xd0;
1916 				reset16[1] = 1;
1917 				reset16[2] = 0;
1918 				dw210x_op_rw(dev, 0xc2, 0, 0, &reset16[0], 3,
1919 						DW210X_WRITE_MSG);
1920 				dw210x_op_rw(dev, 0xc3, 0xd1, 0, &reset16[0], 3,
1921 						DW210X_READ_MSG);
1922 				if (reset16[2] == 0x11) {
1923 					dw2102_properties.i2c_algo = &dw2102_earda_i2c_algo;
1924 					break;
1925 				}
1926 			}
1927 			fallthrough;
1928 		case 0x2101:
1929 			dw210x_op_rw(dev, 0xbc, 0x0030, 0, &reset16[0], 2,
1930 					DW210X_READ_MSG);
1931 			dw210x_op_rw(dev, 0xba, 0x0000, 0, &reset16[0], 7,
1932 					DW210X_READ_MSG);
1933 			dw210x_op_rw(dev, 0xba, 0x0000, 0, &reset16[0], 7,
1934 					DW210X_READ_MSG);
1935 			dw210x_op_rw(dev, 0xb9, 0x0000, 0, &reset16[0], 2,
1936 					DW210X_READ_MSG);
1937 			break;
1938 		}
1939 
1940 		msleep(100);
1941 		kfree(p);
1942 	}
1943 
1944 	if (le16_to_cpu(dev->descriptor.idProduct) == 0x2101)
1945 		release_firmware(fw);
1946 	return ret;
1947 }
1948 
1949 static struct dvb_usb_device_properties dw2102_properties = {
1950 	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
1951 	.usb_ctrl = DEVICE_SPECIFIC,
1952 	.firmware = DW2102_FIRMWARE,
1953 	.no_reconnect = 1,
1954 
1955 	.i2c_algo = &dw2102_serit_i2c_algo,
1956 
1957 	.rc.core = {
1958 		.rc_interval = 150,
1959 		.rc_codes = RC_MAP_DM1105_NEC,
1960 		.module_name = "dw2102",
1961 		.allowed_protos   = RC_PROTO_BIT_NEC,
1962 		.rc_query = dw2102_rc_query,
1963 	},
1964 
1965 	.generic_bulk_ctrl_endpoint = 0x81,
1966 	/* parameter for the MPEG2-data transfer */
1967 	.num_adapters = 1,
1968 	.download_firmware = dw2102_load_firmware,
1969 	.read_mac_address = dw210x_read_mac_address,
1970 	.adapter = {
1971 		{
1972 		.num_frontends = 1,
1973 		.fe = {{
1974 			.frontend_attach = dw2102_frontend_attach,
1975 			.stream = {
1976 				.type = USB_BULK,
1977 				.count = 8,
1978 				.endpoint = 0x82,
1979 				.u = {
1980 					.bulk = {
1981 						.buffersize = 4096,
1982 					}
1983 				}
1984 			},
1985 		}},
1986 		}
1987 	},
1988 	.num_device_descs = 3,
1989 	.devices = {
1990 		{"DVBWorld DVB-S 2102 USB2.0",
1991 			{&dw2102_table[CYPRESS_DW2102], NULL},
1992 			{NULL},
1993 		},
1994 		{"DVBWorld DVB-S 2101 USB2.0",
1995 			{&dw2102_table[CYPRESS_DW2101], NULL},
1996 			{NULL},
1997 		},
1998 		{"TerraTec Cinergy S USB",
1999 			{&dw2102_table[TERRATEC_CINERGY_S], NULL},
2000 			{NULL},
2001 		},
2002 	}
2003 };
2004 
2005 static struct dvb_usb_device_properties dw2104_properties = {
2006 	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
2007 	.usb_ctrl = DEVICE_SPECIFIC,
2008 	.firmware = DW2104_FIRMWARE,
2009 	.no_reconnect = 1,
2010 
2011 	.i2c_algo = &dw2104_i2c_algo,
2012 	.rc.core = {
2013 		.rc_interval = 150,
2014 		.rc_codes = RC_MAP_DM1105_NEC,
2015 		.module_name = "dw2102",
2016 		.allowed_protos   = RC_PROTO_BIT_NEC,
2017 		.rc_query = dw2102_rc_query,
2018 	},
2019 
2020 	.generic_bulk_ctrl_endpoint = 0x81,
2021 	/* parameter for the MPEG2-data transfer */
2022 	.num_adapters = 1,
2023 	.download_firmware = dw2102_load_firmware,
2024 	.read_mac_address = dw210x_read_mac_address,
2025 	.adapter = {
2026 		{
2027 		.num_frontends = 1,
2028 		.fe = {{
2029 			.frontend_attach = dw2104_frontend_attach,
2030 			.stream = {
2031 				.type = USB_BULK,
2032 				.count = 8,
2033 				.endpoint = 0x82,
2034 				.u = {
2035 					.bulk = {
2036 						.buffersize = 4096,
2037 					}
2038 				}
2039 			},
2040 		}},
2041 		}
2042 	},
2043 	.num_device_descs = 2,
2044 	.devices = {
2045 		{ "DVBWorld DW2104 USB2.0",
2046 			{&dw2102_table[CYPRESS_DW2104], NULL},
2047 			{NULL},
2048 		},
2049 		{ "TeVii S650 USB2.0",
2050 			{&dw2102_table[TEVII_S650], NULL},
2051 			{NULL},
2052 		},
2053 	}
2054 };
2055 
2056 static struct dvb_usb_device_properties dw3101_properties = {
2057 	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
2058 	.usb_ctrl = DEVICE_SPECIFIC,
2059 	.firmware = DW3101_FIRMWARE,
2060 	.no_reconnect = 1,
2061 
2062 	.i2c_algo = &dw3101_i2c_algo,
2063 	.rc.core = {
2064 		.rc_interval = 150,
2065 		.rc_codes = RC_MAP_DM1105_NEC,
2066 		.module_name = "dw2102",
2067 		.allowed_protos   = RC_PROTO_BIT_NEC,
2068 		.rc_query = dw2102_rc_query,
2069 	},
2070 
2071 	.generic_bulk_ctrl_endpoint = 0x81,
2072 	/* parameter for the MPEG2-data transfer */
2073 	.num_adapters = 1,
2074 	.download_firmware = dw2102_load_firmware,
2075 	.read_mac_address = dw210x_read_mac_address,
2076 	.adapter = {
2077 		{
2078 		.num_frontends = 1,
2079 		.fe = {{
2080 			.frontend_attach = dw3101_frontend_attach,
2081 			.tuner_attach = dw3101_tuner_attach,
2082 			.stream = {
2083 				.type = USB_BULK,
2084 				.count = 8,
2085 				.endpoint = 0x82,
2086 				.u = {
2087 					.bulk = {
2088 						.buffersize = 4096,
2089 					}
2090 				}
2091 			},
2092 		}},
2093 		}
2094 	},
2095 	.num_device_descs = 1,
2096 	.devices = {
2097 		{ "DVBWorld DVB-C 3101 USB2.0",
2098 			{&dw2102_table[CYPRESS_DW3101], NULL},
2099 			{NULL},
2100 		},
2101 	}
2102 };
2103 
2104 static struct dvb_usb_device_properties s6x0_properties = {
2105 	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
2106 	.usb_ctrl = DEVICE_SPECIFIC,
2107 	.size_of_priv = sizeof(struct dw2102_state),
2108 	.firmware = S630_FIRMWARE,
2109 	.no_reconnect = 1,
2110 
2111 	.i2c_algo = &s6x0_i2c_algo,
2112 	.rc.core = {
2113 		.rc_interval = 150,
2114 		.rc_codes = RC_MAP_TEVII_NEC,
2115 		.module_name = "dw2102",
2116 		.allowed_protos   = RC_PROTO_BIT_NEC,
2117 		.rc_query = dw2102_rc_query,
2118 	},
2119 
2120 	.generic_bulk_ctrl_endpoint = 0x81,
2121 	.num_adapters = 1,
2122 	.download_firmware = dw2102_load_firmware,
2123 	.read_mac_address = s6x0_read_mac_address,
2124 	.adapter = {
2125 		{
2126 		.num_frontends = 1,
2127 		.fe = {{
2128 			.frontend_attach = zl100313_frontend_attach,
2129 			.stream = {
2130 				.type = USB_BULK,
2131 				.count = 8,
2132 				.endpoint = 0x82,
2133 				.u = {
2134 					.bulk = {
2135 						.buffersize = 4096,
2136 					}
2137 				}
2138 			},
2139 		}},
2140 		}
2141 	},
2142 	.num_device_descs = 1,
2143 	.devices = {
2144 		{"TeVii S630 USB",
2145 			{&dw2102_table[TEVII_S630], NULL},
2146 			{NULL},
2147 		},
2148 	}
2149 };
2150 
2151 static const struct dvb_usb_device_description d1100 = {
2152 	"Prof 1100 USB ",
2153 	{&dw2102_table[PROF_1100], NULL},
2154 	{NULL},
2155 };
2156 
2157 static const struct dvb_usb_device_description d660 = {
2158 	"TeVii S660 USB",
2159 	{&dw2102_table[TEVII_S660], NULL},
2160 	{NULL},
2161 };
2162 
2163 static const struct dvb_usb_device_description d480_1 = {
2164 	"TeVii S480.1 USB",
2165 	{&dw2102_table[TEVII_S480_1], NULL},
2166 	{NULL},
2167 };
2168 
2169 static const struct dvb_usb_device_description d480_2 = {
2170 	"TeVii S480.2 USB",
2171 	{&dw2102_table[TEVII_S480_2], NULL},
2172 	{NULL},
2173 };
2174 
2175 static const struct dvb_usb_device_description d7500 = {
2176 	"Prof 7500 USB DVB-S2",
2177 	{&dw2102_table[PROF_7500], NULL},
2178 	{NULL},
2179 };
2180 
2181 static const struct dvb_usb_device_description d421 = {
2182 	"TeVii S421 PCI",
2183 	{&dw2102_table[TEVII_S421], NULL},
2184 	{NULL},
2185 };
2186 
2187 static const struct dvb_usb_device_description d632 = {
2188 	"TeVii S632 USB",
2189 	{&dw2102_table[TEVII_S632], NULL},
2190 	{NULL},
2191 };
2192 
2193 static struct dvb_usb_device_properties su3000_properties = {
2194 	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
2195 	.usb_ctrl = DEVICE_SPECIFIC,
2196 	.size_of_priv = sizeof(struct dw2102_state),
2197 	.power_ctrl = su3000_power_ctrl,
2198 	.num_adapters = 1,
2199 	.identify_state	= su3000_identify_state,
2200 	.i2c_algo = &su3000_i2c_algo,
2201 
2202 	.rc.core = {
2203 		.rc_interval = 150,
2204 		.rc_codes = RC_MAP_SU3000,
2205 		.module_name = "dw2102",
2206 		.allowed_protos   = RC_PROTO_BIT_RC5,
2207 		.rc_query = su3000_rc_query,
2208 	},
2209 
2210 	.read_mac_address = su3000_read_mac_address,
2211 
2212 	.generic_bulk_ctrl_endpoint = 0x01,
2213 
2214 	.adapter = {
2215 		{
2216 		.num_frontends = 1,
2217 		.fe = {{
2218 			.streaming_ctrl   = su3000_streaming_ctrl,
2219 			.frontend_attach  = su3000_frontend_attach,
2220 			.stream = {
2221 				.type = USB_BULK,
2222 				.count = 8,
2223 				.endpoint = 0x82,
2224 				.u = {
2225 					.bulk = {
2226 						.buffersize = 4096,
2227 					}
2228 				}
2229 			}
2230 		}},
2231 		}
2232 	},
2233 	.num_device_descs = 8,
2234 	.devices = {
2235 		{ "SU3000HD DVB-S USB2.0",
2236 			{ &dw2102_table[GENIATECH_SU3000], NULL },
2237 			{ NULL },
2238 		},
2239 		{ "Terratec Cinergy S2 USB HD",
2240 			{ &dw2102_table[TERRATEC_CINERGY_S2], NULL },
2241 			{ NULL },
2242 		},
2243 		{ "X3M TV SPC1400HD PCI",
2244 			{ &dw2102_table[X3M_SPC1400HD], NULL },
2245 			{ NULL },
2246 		},
2247 		{ "Terratec Cinergy S2 USB HD Rev.2",
2248 			{ &dw2102_table[TERRATEC_CINERGY_S2_R2], NULL },
2249 			{ NULL },
2250 		},
2251 		{ "Terratec Cinergy S2 USB HD Rev.3",
2252 			{ &dw2102_table[TERRATEC_CINERGY_S2_R3], NULL },
2253 			{ NULL },
2254 		},
2255 		{ "Terratec Cinergy S2 PCIe Dual Port 1",
2256 			{ &dw2102_table[TERRATEC_CINERGY_S2_1], NULL },
2257 			{ NULL },
2258 		},
2259 		{ "Terratec Cinergy S2 PCIe Dual Port 2",
2260 			{ &dw2102_table[TERRATEC_CINERGY_S2_2], NULL },
2261 			{ NULL },
2262 		},
2263 		{ "GOTVIEW Satellite HD",
2264 			{ &dw2102_table[GOTVIEW_SAT_HD], NULL },
2265 			{ NULL },
2266 		},
2267 	}
2268 };
2269 
2270 static struct dvb_usb_device_properties t220_properties = {
2271 	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
2272 	.usb_ctrl = DEVICE_SPECIFIC,
2273 	.size_of_priv = sizeof(struct dw2102_state),
2274 	.power_ctrl = su3000_power_ctrl,
2275 	.num_adapters = 1,
2276 	.identify_state	= su3000_identify_state,
2277 	.i2c_algo = &su3000_i2c_algo,
2278 
2279 	.rc.core = {
2280 		.rc_interval = 150,
2281 		.rc_codes = RC_MAP_SU3000,
2282 		.module_name = "dw2102",
2283 		.allowed_protos   = RC_PROTO_BIT_RC5,
2284 		.rc_query = su3000_rc_query,
2285 	},
2286 
2287 	.read_mac_address = su3000_read_mac_address,
2288 
2289 	.generic_bulk_ctrl_endpoint = 0x01,
2290 
2291 	.adapter = {
2292 		{
2293 		.num_frontends = 1,
2294 		.fe = { {
2295 			.streaming_ctrl   = su3000_streaming_ctrl,
2296 			.frontend_attach  = t220_frontend_attach,
2297 			.stream = {
2298 				.type = USB_BULK,
2299 				.count = 8,
2300 				.endpoint = 0x82,
2301 				.u = {
2302 					.bulk = {
2303 						.buffersize = 4096,
2304 					}
2305 				}
2306 			}
2307 		} },
2308 		}
2309 	},
2310 	.num_device_descs = 1,
2311 	.devices = {
2312 		{ "Geniatech T220 DVB-T/T2 USB2.0",
2313 			{ &dw2102_table[GENIATECH_T220], NULL },
2314 			{ NULL },
2315 		},
2316 	}
2317 };
2318 
2319 static struct dvb_usb_device_properties tt_s2_4600_properties = {
2320 	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
2321 	.usb_ctrl = DEVICE_SPECIFIC,
2322 	.size_of_priv = sizeof(struct dw2102_state),
2323 	.power_ctrl = su3000_power_ctrl,
2324 	.num_adapters = 1,
2325 	.identify_state	= su3000_identify_state,
2326 	.i2c_algo = &su3000_i2c_algo,
2327 
2328 	.rc.core = {
2329 		.rc_interval = 250,
2330 		.rc_codes = RC_MAP_TT_1500,
2331 		.module_name = "dw2102",
2332 		.allowed_protos   = RC_PROTO_BIT_RC5,
2333 		.rc_query = su3000_rc_query,
2334 	},
2335 
2336 	.read_mac_address = su3000_read_mac_address,
2337 
2338 	.generic_bulk_ctrl_endpoint = 0x01,
2339 
2340 	.adapter = {
2341 		{
2342 		.num_frontends = 1,
2343 		.fe = {{
2344 			.streaming_ctrl   = su3000_streaming_ctrl,
2345 			.frontend_attach  = tt_s2_4600_frontend_attach,
2346 			.stream = {
2347 				.type = USB_BULK,
2348 				.count = 8,
2349 				.endpoint = 0x82,
2350 				.u = {
2351 					.bulk = {
2352 						.buffersize = 4096,
2353 					}
2354 				}
2355 			}
2356 		} },
2357 		}
2358 	},
2359 	.num_device_descs = 5,
2360 	.devices = {
2361 		{ "TechnoTrend TT-connect S2-4600",
2362 			{ &dw2102_table[TECHNOTREND_S2_4600], NULL },
2363 			{ NULL },
2364 		},
2365 		{ "TeVii S482 (tuner 1)",
2366 			{ &dw2102_table[TEVII_S482_1], NULL },
2367 			{ NULL },
2368 		},
2369 		{ "TeVii S482 (tuner 2)",
2370 			{ &dw2102_table[TEVII_S482_2], NULL },
2371 			{ NULL },
2372 		},
2373 		{ "Terratec Cinergy S2 USB BOX",
2374 			{ &dw2102_table[TERRATEC_CINERGY_S2_BOX], NULL },
2375 			{ NULL },
2376 		},
2377 		{ "TeVii S662",
2378 			{ &dw2102_table[TEVII_S662], NULL },
2379 			{ NULL },
2380 		},
2381 	}
2382 };
2383 
2384 static int dw2102_probe(struct usb_interface *intf,
2385 		const struct usb_device_id *id)
2386 {
2387 	int retval = -ENOMEM;
2388 	struct dvb_usb_device_properties *p1100;
2389 	struct dvb_usb_device_properties *s660;
2390 	struct dvb_usb_device_properties *p7500;
2391 	struct dvb_usb_device_properties *s421;
2392 
2393 	p1100 = kmemdup(&s6x0_properties,
2394 			sizeof(struct dvb_usb_device_properties), GFP_KERNEL);
2395 	if (!p1100)
2396 		goto err0;
2397 
2398 	/* copy default structure */
2399 	/* fill only different fields */
2400 	p1100->firmware = P1100_FIRMWARE;
2401 	p1100->devices[0] = d1100;
2402 	p1100->rc.core.rc_query = prof_rc_query;
2403 	p1100->rc.core.rc_codes = RC_MAP_TBS_NEC;
2404 	p1100->adapter->fe[0].frontend_attach = stv0288_frontend_attach;
2405 
2406 	s660 = kmemdup(&s6x0_properties,
2407 		       sizeof(struct dvb_usb_device_properties), GFP_KERNEL);
2408 	if (!s660)
2409 		goto err1;
2410 
2411 	s660->firmware = S660_FIRMWARE;
2412 	s660->num_device_descs = 3;
2413 	s660->devices[0] = d660;
2414 	s660->devices[1] = d480_1;
2415 	s660->devices[2] = d480_2;
2416 	s660->adapter->fe[0].frontend_attach = ds3000_frontend_attach;
2417 
2418 	p7500 = kmemdup(&s6x0_properties,
2419 			sizeof(struct dvb_usb_device_properties), GFP_KERNEL);
2420 	if (!p7500)
2421 		goto err2;
2422 
2423 	p7500->firmware = P7500_FIRMWARE;
2424 	p7500->devices[0] = d7500;
2425 	p7500->rc.core.rc_query = prof_rc_query;
2426 	p7500->rc.core.rc_codes = RC_MAP_TBS_NEC;
2427 	p7500->adapter->fe[0].frontend_attach = prof_7500_frontend_attach;
2428 
2429 
2430 	s421 = kmemdup(&su3000_properties,
2431 		       sizeof(struct dvb_usb_device_properties), GFP_KERNEL);
2432 	if (!s421)
2433 		goto err3;
2434 
2435 	s421->num_device_descs = 2;
2436 	s421->devices[0] = d421;
2437 	s421->devices[1] = d632;
2438 	s421->adapter->fe[0].frontend_attach = m88rs2000_frontend_attach;
2439 
2440 	if (0 == dvb_usb_device_init(intf, &dw2102_properties,
2441 			THIS_MODULE, NULL, adapter_nr) ||
2442 	    0 == dvb_usb_device_init(intf, &dw2104_properties,
2443 			THIS_MODULE, NULL, adapter_nr) ||
2444 	    0 == dvb_usb_device_init(intf, &dw3101_properties,
2445 			THIS_MODULE, NULL, adapter_nr) ||
2446 	    0 == dvb_usb_device_init(intf, &s6x0_properties,
2447 			THIS_MODULE, NULL, adapter_nr) ||
2448 	    0 == dvb_usb_device_init(intf, p1100,
2449 			THIS_MODULE, NULL, adapter_nr) ||
2450 	    0 == dvb_usb_device_init(intf, s660,
2451 			THIS_MODULE, NULL, adapter_nr) ||
2452 	    0 == dvb_usb_device_init(intf, p7500,
2453 			THIS_MODULE, NULL, adapter_nr) ||
2454 	    0 == dvb_usb_device_init(intf, s421,
2455 			THIS_MODULE, NULL, adapter_nr) ||
2456 	    0 == dvb_usb_device_init(intf, &su3000_properties,
2457 			 THIS_MODULE, NULL, adapter_nr) ||
2458 	    0 == dvb_usb_device_init(intf, &t220_properties,
2459 			 THIS_MODULE, NULL, adapter_nr) ||
2460 	    0 == dvb_usb_device_init(intf, &tt_s2_4600_properties,
2461 			 THIS_MODULE, NULL, adapter_nr)) {
2462 
2463 		/* clean up copied properties */
2464 		kfree(s421);
2465 		kfree(p7500);
2466 		kfree(s660);
2467 		kfree(p1100);
2468 
2469 		return 0;
2470 	}
2471 
2472 	retval = -ENODEV;
2473 	kfree(s421);
2474 err3:
2475 	kfree(p7500);
2476 err2:
2477 	kfree(s660);
2478 err1:
2479 	kfree(p1100);
2480 err0:
2481 	return retval;
2482 }
2483 
2484 static void dw2102_disconnect(struct usb_interface *intf)
2485 {
2486 	struct dvb_usb_device *d = usb_get_intfdata(intf);
2487 	struct dw2102_state *st = (struct dw2102_state *)d->priv;
2488 	struct i2c_client *client;
2489 
2490 	/* remove I2C client for tuner */
2491 	client = st->i2c_client_tuner;
2492 	if (client) {
2493 		module_put(client->dev.driver->owner);
2494 		i2c_unregister_device(client);
2495 	}
2496 
2497 	/* remove I2C client for demodulator */
2498 	client = st->i2c_client_demod;
2499 	if (client) {
2500 		module_put(client->dev.driver->owner);
2501 		i2c_unregister_device(client);
2502 	}
2503 
2504 	dvb_usb_device_exit(intf);
2505 }
2506 
2507 static struct usb_driver dw2102_driver = {
2508 	.name = "dw2102",
2509 	.probe = dw2102_probe,
2510 	.disconnect = dw2102_disconnect,
2511 	.id_table = dw2102_table,
2512 };
2513 
2514 module_usb_driver(dw2102_driver);
2515 
2516 MODULE_AUTHOR("Igor M. Liplianin (c) liplianin@me.by");
2517 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");
2518 MODULE_VERSION("0.1");
2519 MODULE_LICENSE("GPL");
2520 MODULE_FIRMWARE(DW2101_FIRMWARE);
2521 MODULE_FIRMWARE(DW2102_FIRMWARE);
2522 MODULE_FIRMWARE(DW2104_FIRMWARE);
2523 MODULE_FIRMWARE(DW3101_FIRMWARE);
2524 MODULE_FIRMWARE(S630_FIRMWARE);
2525 MODULE_FIRMWARE(S660_FIRMWARE);
2526 MODULE_FIRMWARE(P1100_FIRMWARE);
2527 MODULE_FIRMWARE(P7500_FIRMWARE);
2528