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1 /* DVB USB compliant linux driver for
2  *
3  * DM04/QQBOX DVB-S USB BOX	LME2510C + SHARP:BS2F7HZ7395
4  *				LME2510C + LG TDQY-P001F
5  *				LME2510C + BS2F7HZ0194
6  *				LME2510 + LG TDQY-P001F
7  *				LME2510 + BS2F7HZ0194
8  *
9  * MVB7395 (LME2510C+SHARP:BS2F7HZ7395)
10  * SHARP:BS2F7HZ7395 = (STV0288+Sharp IX2505V)
11  *
12  * MV001F (LME2510+LGTDQY-P001F)
13  * LG TDQY - P001F =(TDA8263 + TDA10086H)
14  *
15  * MVB0001F (LME2510C+LGTDQT-P001F)
16  *
17  * MV0194 (LME2510+SHARP:BS2F7HZ0194)
18  * SHARP:BS2F7HZ0194 = (STV0299+IX2410)
19  *
20  * MVB0194 (LME2510C+SHARP0194)
21  *
22  * LME2510C + M88RS2000
23  *
24  * For firmware see Documentation/dvb/lmedm04.txt
25  *
26  * I2C addresses:
27  * 0xd0 - STV0288	- Demodulator
28  * 0xc0 - Sharp IX2505V	- Tuner
29  * --
30  * 0x1c - TDA10086   - Demodulator
31  * 0xc0 - TDA8263    - Tuner
32  * --
33  * 0xd0 - STV0299	- Demodulator
34  * 0xc0 - IX2410	- Tuner
35  *
36  *
37  * VID = 3344  PID LME2510=1122 LME2510C=1120
38  *
39  * Copyright (C) 2010 Malcolm Priestley (tvboxspy@gmail.com)
40  * LME2510(C)(C) Leaguerme (Shenzhen) MicroElectronics Co., Ltd.
41  *
42  * This program is free software; you can redistribute it and/or modify
43  * it under the terms of the GNU General Public License Version 2, as
44  * published by the Free Software Foundation.
45  *
46  * This program is distributed in the hope that it will be useful,
47  * but WITHOUT ANY WARRANTY; without even the implied warranty of
48  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
49  * GNU General Public License for more details.
50  *
51  * You should have received a copy of the GNU General Public License
52  * along with this program; if not, write to the Free Software
53  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
54  *
55  *
56  * see Documentation/dvb/README.dvb-usb for more information
57  *
58  * Known Issues :
59  *	LME2510: Non Intel USB chipsets fail to maintain High Speed on
60  * Boot or Hot Plug.
61  *
62  * QQbox suffers from noise on LNB voltage.
63  *
64  *	LME2510: SHARP:BS2F7HZ0194(MV0194) cannot cold reset and share system
65  * with other tuners. After a cold reset streaming will not start.
66  *
67  * M88RS2000 suffers from loss of lock.
68  */
69 #define DVB_USB_LOG_PREFIX "LME2510(C)"
70 #include <linux/usb.h>
71 #include <linux/usb/input.h>
72 #include <media/rc-core.h>
73 
74 #include "dvb_usb.h"
75 #include "lmedm04.h"
76 #include "tda826x.h"
77 #include "tda10086.h"
78 #include "stv0288.h"
79 #include "ix2505v.h"
80 #include "stv0299.h"
81 #include "dvb-pll.h"
82 #include "z0194a.h"
83 #include "m88rs2000.h"
84 #include "ts2020.h"
85 
86 
87 #define LME2510_C_S7395	"dvb-usb-lme2510c-s7395.fw";
88 #define LME2510_C_LG	"dvb-usb-lme2510c-lg.fw";
89 #define LME2510_C_S0194	"dvb-usb-lme2510c-s0194.fw";
90 #define LME2510_C_RS2000 "dvb-usb-lme2510c-rs2000.fw";
91 #define LME2510_LG	"dvb-usb-lme2510-lg.fw";
92 #define LME2510_S0194	"dvb-usb-lme2510-s0194.fw";
93 
94 /* debug */
95 static int dvb_usb_lme2510_debug;
96 #define lme_debug(var, level, args...) do { \
97 	if ((var >= level)) \
98 		pr_debug(DVB_USB_LOG_PREFIX": " args); \
99 } while (0)
100 #define deb_info(level, args...) lme_debug(dvb_usb_lme2510_debug, level, args)
101 #define debug_data_snipet(level, name, p) \
102 	 deb_info(level, name" (%02x%02x%02x%02x%02x%02x%02x%02x)", \
103 		*p, *(p+1), *(p+2), *(p+3), *(p+4), \
104 			*(p+5), *(p+6), *(p+7));
105 #define info(args...) pr_info(DVB_USB_LOG_PREFIX": "args)
106 
107 module_param_named(debug, dvb_usb_lme2510_debug, int, 0644);
108 MODULE_PARM_DESC(debug, "set debugging level (1=info (or-able)).");
109 
110 static int dvb_usb_lme2510_firmware;
111 module_param_named(firmware, dvb_usb_lme2510_firmware, int, 0644);
112 MODULE_PARM_DESC(firmware, "set default firmware 0=Sharp7395 1=LG");
113 
114 static int pid_filter;
115 module_param_named(pid, pid_filter, int, 0644);
116 MODULE_PARM_DESC(pid, "set default 0=default 1=off 2=on");
117 
118 
119 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
120 
121 #define TUNER_DEFAULT	0x0
122 #define TUNER_LG	0x1
123 #define TUNER_S7395	0x2
124 #define TUNER_S0194	0x3
125 #define TUNER_RS2000	0x4
126 
127 struct lme2510_state {
128 	unsigned long int_urb_due;
129 	u8 id;
130 	u8 tuner_config;
131 	u8 signal_lock;
132 	u8 signal_level;
133 	u8 signal_sn;
134 	u8 time_key;
135 	u8 i2c_talk_onoff;
136 	u8 i2c_gate;
137 	u8 i2c_tuner_gate_w;
138 	u8 i2c_tuner_gate_r;
139 	u8 i2c_tuner_addr;
140 	u8 stream_on;
141 	u8 pid_size;
142 	u8 pid_off;
143 	void *buffer;
144 	struct urb *lme_urb;
145 	void *usb_buffer;
146 	int (*fe_set_voltage)(struct dvb_frontend *, fe_sec_voltage_t);
147 	u8 dvb_usb_lme2510_firmware;
148 };
149 
lme2510_bulk_write(struct usb_device * dev,u8 * snd,int len,u8 pipe)150 static int lme2510_bulk_write(struct usb_device *dev,
151 				u8 *snd, int len, u8 pipe)
152 {
153 	int ret, actual_l;
154 
155 	ret = usb_bulk_msg(dev, usb_sndbulkpipe(dev, pipe),
156 				snd, len , &actual_l, 100);
157 	return ret;
158 }
159 
lme2510_bulk_read(struct usb_device * dev,u8 * rev,int len,u8 pipe)160 static int lme2510_bulk_read(struct usb_device *dev,
161 				u8 *rev, int len, u8 pipe)
162 {
163 	int ret, actual_l;
164 
165 	ret = usb_bulk_msg(dev, usb_rcvbulkpipe(dev, pipe),
166 				 rev, len , &actual_l, 200);
167 	return ret;
168 }
169 
lme2510_usb_talk(struct dvb_usb_device * d,u8 * wbuf,int wlen,u8 * rbuf,int rlen)170 static int lme2510_usb_talk(struct dvb_usb_device *d,
171 		u8 *wbuf, int wlen, u8 *rbuf, int rlen)
172 {
173 	struct lme2510_state *st = d->priv;
174 	u8 *buff;
175 	int ret = 0;
176 
177 	if (st->usb_buffer == NULL) {
178 		st->usb_buffer = kmalloc(64, GFP_KERNEL);
179 		if (st->usb_buffer == NULL) {
180 			info("MEM Error no memory");
181 			return -ENOMEM;
182 		}
183 	}
184 	buff = st->usb_buffer;
185 
186 	ret = mutex_lock_interruptible(&d->usb_mutex);
187 
188 	if (ret < 0)
189 		return -EAGAIN;
190 
191 	/* the read/write capped at 64 */
192 	memcpy(buff, wbuf, (wlen < 64) ? wlen : 64);
193 
194 	ret |= lme2510_bulk_write(d->udev, buff, wlen , 0x01);
195 
196 	ret |= lme2510_bulk_read(d->udev, buff, (rlen < 64) ?
197 			rlen : 64 , 0x01);
198 
199 	if (rlen > 0)
200 		memcpy(rbuf, buff, rlen);
201 
202 	mutex_unlock(&d->usb_mutex);
203 
204 	return (ret < 0) ? -ENODEV : 0;
205 }
206 
lme2510_stream_restart(struct dvb_usb_device * d)207 static int lme2510_stream_restart(struct dvb_usb_device *d)
208 {
209 	struct lme2510_state *st = d->priv;
210 	u8 all_pids[] = LME_ALL_PIDS;
211 	u8 stream_on[] = LME_ST_ON_W;
212 	int ret;
213 	u8 rbuff[1];
214 	if (st->pid_off)
215 		ret = lme2510_usb_talk(d, all_pids, sizeof(all_pids),
216 			rbuff, sizeof(rbuff));
217 	/*Restart Stream Command*/
218 	ret = lme2510_usb_talk(d, stream_on, sizeof(stream_on),
219 			rbuff, sizeof(rbuff));
220 	return ret;
221 }
222 
lme2510_enable_pid(struct dvb_usb_device * d,u8 index,u16 pid_out)223 static int lme2510_enable_pid(struct dvb_usb_device *d, u8 index, u16 pid_out)
224 {
225 	struct lme2510_state *st = d->priv;
226 	static u8 pid_buff[] = LME_ZERO_PID;
227 	static u8 rbuf[1];
228 	u8 pid_no = index * 2;
229 	u8 pid_len = pid_no + 2;
230 	int ret = 0;
231 	deb_info(1, "PID Setting Pid %04x", pid_out);
232 
233 	if (st->pid_size == 0)
234 		ret |= lme2510_stream_restart(d);
235 
236 	pid_buff[2] = pid_no;
237 	pid_buff[3] = (u8)pid_out & 0xff;
238 	pid_buff[4] = pid_no + 1;
239 	pid_buff[5] = (u8)(pid_out >> 8);
240 
241 	if (pid_len > st->pid_size)
242 		st->pid_size = pid_len;
243 	pid_buff[7] = 0x80 + st->pid_size;
244 
245 	ret |= lme2510_usb_talk(d, pid_buff ,
246 		sizeof(pid_buff) , rbuf, sizeof(rbuf));
247 
248 	if (st->stream_on)
249 		ret |= lme2510_stream_restart(d);
250 
251 	return ret;
252 }
253 
lme2510_int_response(struct urb * lme_urb)254 static void lme2510_int_response(struct urb *lme_urb)
255 {
256 	struct dvb_usb_adapter *adap = lme_urb->context;
257 	struct lme2510_state *st = adap_to_priv(adap);
258 	static u8 *ibuf, *rbuf;
259 	int i = 0, offset;
260 	u32 key;
261 
262 	switch (lme_urb->status) {
263 	case 0:
264 	case -ETIMEDOUT:
265 		break;
266 	case -ECONNRESET:
267 	case -ENOENT:
268 	case -ESHUTDOWN:
269 		return;
270 	default:
271 		info("Error %x", lme_urb->status);
272 		break;
273 	}
274 
275 	rbuf = (u8 *) lme_urb->transfer_buffer;
276 
277 	offset = ((lme_urb->actual_length/8) > 4)
278 			? 4 : (lme_urb->actual_length/8) ;
279 
280 	for (i = 0; i < offset; ++i) {
281 		ibuf = (u8 *)&rbuf[i*8];
282 		deb_info(5, "INT O/S C =%02x C/O=%02x Type =%02x%02x",
283 		offset, i, ibuf[0], ibuf[1]);
284 
285 		switch (ibuf[0]) {
286 		case 0xaa:
287 			debug_data_snipet(1, "INT Remote data snipet", ibuf);
288 			if ((ibuf[4] + ibuf[5]) == 0xff) {
289 				key = RC_SCANCODE_NECX((ibuf[2] ^ 0xff) << 8 |
290 						       (ibuf[3] > 0) ? (ibuf[3] ^ 0xff) : 0,
291 						       ibuf[5]);
292 				deb_info(1, "INT Key =%08x", key);
293 				if (adap_to_d(adap)->rc_dev != NULL)
294 					rc_keydown(adap_to_d(adap)->rc_dev,
295 						   RC_TYPE_NEC, key, 0);
296 			}
297 			break;
298 		case 0xbb:
299 			switch (st->tuner_config) {
300 			case TUNER_LG:
301 				if (ibuf[2] > 0)
302 					st->signal_lock = ibuf[2];
303 				st->signal_level = ibuf[4];
304 				st->signal_sn = ibuf[3];
305 				st->time_key = ibuf[7];
306 				break;
307 			case TUNER_S7395:
308 			case TUNER_S0194:
309 				/* Tweak for earlier firmware*/
310 				if (ibuf[1] == 0x03) {
311 					if (ibuf[2] > 1)
312 						st->signal_lock = ibuf[2];
313 					st->signal_level = ibuf[3];
314 					st->signal_sn = ibuf[4];
315 				} else {
316 					st->signal_level = ibuf[4];
317 					st->signal_sn = ibuf[5];
318 					st->signal_lock =
319 						(st->signal_lock & 0xf7) +
320 						((ibuf[2] & 0x01) << 0x03);
321 				}
322 				break;
323 			case TUNER_RS2000:
324 				if (ibuf[2] & 0x1)
325 					st->signal_lock = 0xff;
326 				else
327 					st->signal_lock = 0x00;
328 				st->signal_level = ibuf[5];
329 				st->signal_sn = ibuf[4];
330 				st->time_key = ibuf[7];
331 			default:
332 				break;
333 			}
334 			debug_data_snipet(5, "INT Remote data snipet in", ibuf);
335 		break;
336 		case 0xcc:
337 			debug_data_snipet(1, "INT Control data snipet", ibuf);
338 			break;
339 		default:
340 			debug_data_snipet(1, "INT Unknown data snipet", ibuf);
341 		break;
342 		}
343 	}
344 
345 	usb_submit_urb(lme_urb, GFP_ATOMIC);
346 
347 	/* Interrupt urb is due every 48 msecs while streaming the buffer
348 	 * stores up to 4 periods if missed. Allow 200 msec for next interrupt.
349 	 */
350 	st->int_urb_due = jiffies + msecs_to_jiffies(200);
351 }
352 
lme2510_int_read(struct dvb_usb_adapter * adap)353 static int lme2510_int_read(struct dvb_usb_adapter *adap)
354 {
355 	struct dvb_usb_device *d = adap_to_d(adap);
356 	struct lme2510_state *lme_int = adap_to_priv(adap);
357 	struct usb_host_endpoint *ep;
358 
359 	lme_int->lme_urb = usb_alloc_urb(0, GFP_ATOMIC);
360 
361 	if (lme_int->lme_urb == NULL)
362 			return -ENOMEM;
363 
364 	lme_int->buffer = usb_alloc_coherent(d->udev, 128, GFP_ATOMIC,
365 					&lme_int->lme_urb->transfer_dma);
366 
367 	if (lme_int->buffer == NULL)
368 			return -ENOMEM;
369 
370 	usb_fill_int_urb(lme_int->lme_urb,
371 				d->udev,
372 				usb_rcvintpipe(d->udev, 0xa),
373 				lme_int->buffer,
374 				128,
375 				lme2510_int_response,
376 				adap,
377 				8);
378 
379 	/* Quirk of pipe reporting PIPE_BULK but behaves as interrupt */
380 	ep = usb_pipe_endpoint(d->udev, lme_int->lme_urb->pipe);
381 
382 	if (usb_endpoint_type(&ep->desc) == USB_ENDPOINT_XFER_BULK)
383 		lme_int->lme_urb->pipe = usb_rcvbulkpipe(d->udev, 0xa),
384 
385 	lme_int->lme_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
386 
387 	usb_submit_urb(lme_int->lme_urb, GFP_ATOMIC);
388 	info("INT Interrupt Service Started");
389 
390 	return 0;
391 }
392 
lme2510_pid_filter_ctrl(struct dvb_usb_adapter * adap,int onoff)393 static int lme2510_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff)
394 {
395 	struct dvb_usb_device *d = adap_to_d(adap);
396 	struct lme2510_state *st = adap_to_priv(adap);
397 	static u8 clear_pid_reg[] = LME_ALL_PIDS;
398 	static u8 rbuf[1];
399 	int ret = 0;
400 
401 	deb_info(1, "PID Clearing Filter");
402 
403 	mutex_lock(&d->i2c_mutex);
404 
405 	if (!onoff) {
406 		ret |= lme2510_usb_talk(d, clear_pid_reg,
407 			sizeof(clear_pid_reg), rbuf, sizeof(rbuf));
408 		st->pid_off = true;
409 	} else
410 		st->pid_off = false;
411 
412 	st->pid_size = 0;
413 
414 	mutex_unlock(&d->i2c_mutex);
415 
416 	return 0;
417 }
418 
lme2510_pid_filter(struct dvb_usb_adapter * adap,int index,u16 pid,int onoff)419 static int lme2510_pid_filter(struct dvb_usb_adapter *adap, int index, u16 pid,
420 	int onoff)
421 {
422 	struct dvb_usb_device *d = adap_to_d(adap);
423 	int ret = 0;
424 
425 	deb_info(3, "%s PID=%04x Index=%04x onoff=%02x", __func__,
426 		pid, index, onoff);
427 
428 	if (onoff) {
429 		mutex_lock(&d->i2c_mutex);
430 		ret |= lme2510_enable_pid(d, index, pid);
431 		mutex_unlock(&d->i2c_mutex);
432 	}
433 
434 
435 	return ret;
436 }
437 
438 
lme2510_return_status(struct dvb_usb_device * d)439 static int lme2510_return_status(struct dvb_usb_device *d)
440 {
441 	int ret = 0;
442 	u8 *data;
443 
444 	data = kzalloc(10, GFP_KERNEL);
445 	if (!data)
446 		return -ENOMEM;
447 
448 	ret |= usb_control_msg(d->udev, usb_rcvctrlpipe(d->udev, 0),
449 			0x06, 0x80, 0x0302, 0x00, data, 0x0006, 200);
450 	info("Firmware Status: %x (%x)", ret , data[2]);
451 
452 	ret = (ret < 0) ? -ENODEV : data[2];
453 	kfree(data);
454 	return ret;
455 }
456 
lme2510_msg(struct dvb_usb_device * d,u8 * wbuf,int wlen,u8 * rbuf,int rlen)457 static int lme2510_msg(struct dvb_usb_device *d,
458 		u8 *wbuf, int wlen, u8 *rbuf, int rlen)
459 {
460 	int ret = 0;
461 	struct lme2510_state *st = d->priv;
462 
463 	if (st->i2c_talk_onoff == 1) {
464 
465 		ret = lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen);
466 
467 		switch (st->tuner_config) {
468 		case TUNER_LG:
469 			if (wbuf[2] == 0x1c) {
470 				if (wbuf[3] == 0x0e) {
471 					st->signal_lock = rbuf[1];
472 					if ((st->stream_on & 1) &&
473 						(st->signal_lock & 0x10)) {
474 						lme2510_stream_restart(d);
475 						st->i2c_talk_onoff = 0;
476 					}
477 					msleep(80);
478 				}
479 			}
480 			break;
481 		case TUNER_S7395:
482 			if (wbuf[2] == 0xd0) {
483 				if (wbuf[3] == 0x24) {
484 					st->signal_lock = rbuf[1];
485 					if ((st->stream_on & 1) &&
486 						(st->signal_lock & 0x8)) {
487 						lme2510_stream_restart(d);
488 						st->i2c_talk_onoff = 0;
489 					}
490 				}
491 			}
492 			break;
493 		case TUNER_S0194:
494 			if (wbuf[2] == 0xd0) {
495 				if (wbuf[3] == 0x1b) {
496 					st->signal_lock = rbuf[1];
497 					if ((st->stream_on & 1) &&
498 						(st->signal_lock & 0x8)) {
499 						lme2510_stream_restart(d);
500 						st->i2c_talk_onoff = 0;
501 					}
502 				}
503 			}
504 			break;
505 		case TUNER_RS2000:
506 		default:
507 			break;
508 		}
509 	} else {
510 		/* TODO rewrite this section */
511 		switch (st->tuner_config) {
512 		case TUNER_LG:
513 			switch (wbuf[3]) {
514 			case 0x0e:
515 				rbuf[0] = 0x55;
516 				rbuf[1] = st->signal_lock;
517 				break;
518 			case 0x43:
519 				rbuf[0] = 0x55;
520 				rbuf[1] = st->signal_level;
521 				break;
522 			case 0x1c:
523 				rbuf[0] = 0x55;
524 				rbuf[1] = st->signal_sn;
525 				break;
526 			case 0x15:
527 			case 0x16:
528 			case 0x17:
529 			case 0x18:
530 				rbuf[0] = 0x55;
531 				rbuf[1] = 0x00;
532 				break;
533 			default:
534 				lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen);
535 				st->i2c_talk_onoff = 1;
536 				break;
537 			}
538 			break;
539 		case TUNER_S7395:
540 			switch (wbuf[3]) {
541 			case 0x10:
542 				rbuf[0] = 0x55;
543 				rbuf[1] = (st->signal_level & 0x80)
544 						? 0 : (st->signal_level * 2);
545 				break;
546 			case 0x2d:
547 				rbuf[0] = 0x55;
548 				rbuf[1] = st->signal_sn;
549 				break;
550 			case 0x24:
551 				rbuf[0] = 0x55;
552 				rbuf[1] = st->signal_lock;
553 				break;
554 			case 0x2e:
555 			case 0x26:
556 			case 0x27:
557 				rbuf[0] = 0x55;
558 				rbuf[1] = 0x00;
559 				break;
560 			default:
561 				lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen);
562 				st->i2c_talk_onoff = 1;
563 				break;
564 			}
565 			break;
566 		case TUNER_S0194:
567 			switch (wbuf[3]) {
568 			case 0x18:
569 				rbuf[0] = 0x55;
570 				rbuf[1] = (st->signal_level & 0x80)
571 						? 0 : (st->signal_level * 2);
572 				break;
573 			case 0x24:
574 				rbuf[0] = 0x55;
575 				rbuf[1] = st->signal_sn;
576 				break;
577 			case 0x1b:
578 				rbuf[0] = 0x55;
579 				rbuf[1] = st->signal_lock;
580 				break;
581 			case 0x19:
582 			case 0x25:
583 			case 0x1e:
584 			case 0x1d:
585 				rbuf[0] = 0x55;
586 				rbuf[1] = 0x00;
587 				break;
588 			default:
589 				lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen);
590 				st->i2c_talk_onoff = 1;
591 				break;
592 			}
593 			break;
594 		case TUNER_RS2000:
595 			switch (wbuf[3]) {
596 			case 0x8c:
597 				rbuf[0] = 0x55;
598 				rbuf[1] = st->signal_lock;
599 
600 				/* If int_urb_due overdue
601 				 *  set rbuf[1] to 0 to clear lock */
602 				if (time_after(jiffies,	st->int_urb_due))
603 					rbuf[1] = 0;
604 
605 				break;
606 			default:
607 				lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen);
608 				st->i2c_talk_onoff = 1;
609 				break;
610 			}
611 		default:
612 			break;
613 		}
614 
615 		deb_info(4, "I2C From Interrupt Message out(%02x) in(%02x)",
616 				wbuf[3], rbuf[1]);
617 
618 	}
619 
620 	return ret;
621 }
622 
623 
lme2510_i2c_xfer(struct i2c_adapter * adap,struct i2c_msg msg[],int num)624 static int lme2510_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
625 				 int num)
626 {
627 	struct dvb_usb_device *d = i2c_get_adapdata(adap);
628 	struct lme2510_state *st = d->priv;
629 	static u8 obuf[64], ibuf[64];
630 	int i, read, read_o;
631 	u16 len;
632 	u8 gate = st->i2c_gate;
633 
634 	mutex_lock(&d->i2c_mutex);
635 
636 	if (gate == 0)
637 		gate = 5;
638 
639 	for (i = 0; i < num; i++) {
640 		read_o = msg[i].flags & I2C_M_RD;
641 		read = i + 1 < num && msg[i + 1].flags & I2C_M_RD;
642 		read |= read_o;
643 		gate = (msg[i].addr == st->i2c_tuner_addr)
644 			? (read)	? st->i2c_tuner_gate_r
645 					: st->i2c_tuner_gate_w
646 			: st->i2c_gate;
647 		obuf[0] = gate | (read << 7);
648 
649 		if (gate == 5)
650 			obuf[1] = (read) ? 2 : msg[i].len + 1;
651 		else
652 			obuf[1] = msg[i].len + read + 1;
653 
654 		obuf[2] = msg[i].addr << 1;
655 
656 		if (read) {
657 			if (read_o)
658 				len = 3;
659 			else {
660 				memcpy(&obuf[3], msg[i].buf, msg[i].len);
661 				obuf[msg[i].len+3] = msg[i+1].len;
662 				len = msg[i].len+4;
663 			}
664 		} else {
665 			memcpy(&obuf[3], msg[i].buf, msg[i].len);
666 			len = msg[i].len+3;
667 		}
668 
669 		if (lme2510_msg(d, obuf, len, ibuf, 64) < 0) {
670 			deb_info(1, "i2c transfer failed.");
671 			mutex_unlock(&d->i2c_mutex);
672 			return -EAGAIN;
673 		}
674 
675 		if (read) {
676 			if (read_o)
677 				memcpy(msg[i].buf, &ibuf[1], msg[i].len);
678 			else {
679 				memcpy(msg[i+1].buf, &ibuf[1], msg[i+1].len);
680 				i++;
681 			}
682 		}
683 	}
684 
685 	mutex_unlock(&d->i2c_mutex);
686 	return i;
687 }
688 
lme2510_i2c_func(struct i2c_adapter * adapter)689 static u32 lme2510_i2c_func(struct i2c_adapter *adapter)
690 {
691 	return I2C_FUNC_I2C;
692 }
693 
694 static struct i2c_algorithm lme2510_i2c_algo = {
695 	.master_xfer   = lme2510_i2c_xfer,
696 	.functionality = lme2510_i2c_func,
697 };
698 
lme2510_streaming_ctrl(struct dvb_frontend * fe,int onoff)699 static int lme2510_streaming_ctrl(struct dvb_frontend *fe, int onoff)
700 {
701 	struct dvb_usb_adapter *adap = fe_to_adap(fe);
702 	struct dvb_usb_device *d = adap_to_d(adap);
703 	struct lme2510_state *st = adap_to_priv(adap);
704 	static u8 clear_reg_3[] = LME_ALL_PIDS;
705 	static u8 rbuf[1];
706 	int ret = 0, rlen = sizeof(rbuf);
707 
708 	deb_info(1, "STM  (%02x)", onoff);
709 
710 	/* Streaming is started by FE_HAS_LOCK */
711 	if (onoff == 1)
712 		st->stream_on = 1;
713 	else {
714 		deb_info(1, "STM Steam Off");
715 		/* mutex is here only to avoid collision with I2C */
716 		mutex_lock(&d->i2c_mutex);
717 
718 		ret = lme2510_usb_talk(d, clear_reg_3,
719 				sizeof(clear_reg_3), rbuf, rlen);
720 		st->stream_on = 0;
721 		st->i2c_talk_onoff = 1;
722 
723 		mutex_unlock(&d->i2c_mutex);
724 	}
725 
726 	return (ret < 0) ? -ENODEV : 0;
727 }
728 
check_sum(u8 * p,u8 len)729 static u8 check_sum(u8 *p, u8 len)
730 {
731 	u8 sum = 0;
732 	while (len--)
733 		sum += *p++;
734 	return sum;
735 }
736 
lme2510_download_firmware(struct dvb_usb_device * d,const struct firmware * fw)737 static int lme2510_download_firmware(struct dvb_usb_device *d,
738 					const struct firmware *fw)
739 {
740 	int ret = 0;
741 	u8 *data;
742 	u16 j, wlen, len_in, start, end;
743 	u8 packet_size, dlen, i;
744 	u8 *fw_data;
745 
746 	packet_size = 0x31;
747 	len_in = 1;
748 
749 	data = kzalloc(128, GFP_KERNEL);
750 	if (!data) {
751 		info("FRM Could not start Firmware Download"\
752 			"(Buffer allocation failed)");
753 		return -ENOMEM;
754 	}
755 
756 	info("FRM Starting Firmware Download");
757 
758 	for (i = 1; i < 3; i++) {
759 		start = (i == 1) ? 0 : 512;
760 		end = (i == 1) ? 512 : fw->size;
761 		for (j = start; j < end; j += (packet_size+1)) {
762 			fw_data = (u8 *)(fw->data + j);
763 			if ((end - j) > packet_size) {
764 				data[0] = i;
765 				dlen = packet_size;
766 			} else {
767 				data[0] = i | 0x80;
768 				dlen = (u8)(end - j)-1;
769 			}
770 			data[1] = dlen;
771 			memcpy(&data[2], fw_data, dlen+1);
772 			wlen = (u8) dlen + 4;
773 			data[wlen-1] = check_sum(fw_data, dlen+1);
774 			deb_info(1, "Data S=%02x:E=%02x CS= %02x", data[3],
775 				data[dlen+2], data[dlen+3]);
776 			lme2510_usb_talk(d, data, wlen, data, len_in);
777 			ret |= (data[0] == 0x88) ? 0 : -1;
778 		}
779 	}
780 
781 	data[0] = 0x8a;
782 	len_in = 1;
783 	msleep(2000);
784 	lme2510_usb_talk(d, data, len_in, data, len_in);
785 	msleep(400);
786 
787 	if (ret < 0)
788 		info("FRM Firmware Download Failed (%04x)" , ret);
789 	else
790 		info("FRM Firmware Download Completed - Resetting Device");
791 
792 	kfree(data);
793 	return RECONNECTS_USB;
794 }
795 
lme_coldreset(struct dvb_usb_device * d)796 static void lme_coldreset(struct dvb_usb_device *d)
797 {
798 	u8 data[1] = {0};
799 	data[0] = 0x0a;
800 	info("FRM Firmware Cold Reset");
801 
802 	lme2510_usb_talk(d, data, sizeof(data), data, sizeof(data));
803 
804 	return;
805 }
806 
807 static const char fw_c_s7395[] = LME2510_C_S7395;
808 static const char fw_c_lg[] = LME2510_C_LG;
809 static const char fw_c_s0194[] = LME2510_C_S0194;
810 static const char fw_c_rs2000[] = LME2510_C_RS2000;
811 static const char fw_lg[] = LME2510_LG;
812 static const char fw_s0194[] = LME2510_S0194;
813 
lme_firmware_switch(struct dvb_usb_device * d,int cold)814 static const char *lme_firmware_switch(struct dvb_usb_device *d, int cold)
815 {
816 	struct lme2510_state *st = d->priv;
817 	struct usb_device *udev = d->udev;
818 	const struct firmware *fw = NULL;
819 	const char *fw_lme;
820 	int ret = 0;
821 
822 	cold = (cold > 0) ? (cold & 1) : 0;
823 
824 	switch (le16_to_cpu(udev->descriptor.idProduct)) {
825 	case 0x1122:
826 		switch (st->dvb_usb_lme2510_firmware) {
827 		default:
828 			st->dvb_usb_lme2510_firmware = TUNER_S0194;
829 		case TUNER_S0194:
830 			fw_lme = fw_s0194;
831 			ret = request_firmware(&fw, fw_lme, &udev->dev);
832 			if (ret == 0) {
833 				cold = 0;
834 				break;
835 			}
836 			st->dvb_usb_lme2510_firmware = TUNER_LG;
837 		case TUNER_LG:
838 			fw_lme = fw_lg;
839 			ret = request_firmware(&fw, fw_lme, &udev->dev);
840 			if (ret == 0)
841 				break;
842 			st->dvb_usb_lme2510_firmware = TUNER_DEFAULT;
843 			break;
844 		}
845 		break;
846 	case 0x1120:
847 		switch (st->dvb_usb_lme2510_firmware) {
848 		default:
849 			st->dvb_usb_lme2510_firmware = TUNER_S7395;
850 		case TUNER_S7395:
851 			fw_lme = fw_c_s7395;
852 			ret = request_firmware(&fw, fw_lme, &udev->dev);
853 			if (ret == 0) {
854 				cold = 0;
855 				break;
856 			}
857 			st->dvb_usb_lme2510_firmware = TUNER_LG;
858 		case TUNER_LG:
859 			fw_lme = fw_c_lg;
860 			ret = request_firmware(&fw, fw_lme, &udev->dev);
861 			if (ret == 0)
862 				break;
863 			st->dvb_usb_lme2510_firmware = TUNER_S0194;
864 		case TUNER_S0194:
865 			fw_lme = fw_c_s0194;
866 			ret = request_firmware(&fw, fw_lme, &udev->dev);
867 			if (ret == 0)
868 				break;
869 			st->dvb_usb_lme2510_firmware = TUNER_DEFAULT;
870 			cold = 0;
871 			break;
872 		}
873 		break;
874 	case 0x22f0:
875 		fw_lme = fw_c_rs2000;
876 		st->dvb_usb_lme2510_firmware = TUNER_RS2000;
877 		break;
878 	default:
879 		fw_lme = fw_c_s7395;
880 	}
881 
882 	release_firmware(fw);
883 
884 	if (cold) {
885 		dvb_usb_lme2510_firmware = st->dvb_usb_lme2510_firmware;
886 		info("FRM Changing to %s firmware", fw_lme);
887 		lme_coldreset(d);
888 		return NULL;
889 	}
890 
891 	return fw_lme;
892 }
893 
lme2510_kill_urb(struct usb_data_stream * stream)894 static int lme2510_kill_urb(struct usb_data_stream *stream)
895 {
896 	int i;
897 
898 	for (i = 0; i < stream->urbs_submitted; i++) {
899 		deb_info(3, "killing URB no. %d.", i);
900 		/* stop the URB */
901 		usb_kill_urb(stream->urb_list[i]);
902 	}
903 	stream->urbs_submitted = 0;
904 
905 	return 0;
906 }
907 
908 static struct tda10086_config tda10086_config = {
909 	.demod_address = 0x0e,
910 	.invert = 0,
911 	.diseqc_tone = 1,
912 	.xtal_freq = TDA10086_XTAL_16M,
913 };
914 
915 static struct stv0288_config lme_config = {
916 	.demod_address = 0x68,
917 	.min_delay_ms = 15,
918 	.inittab = s7395_inittab,
919 };
920 
921 static struct ix2505v_config lme_tuner = {
922 	.tuner_address = 0x60,
923 	.min_delay_ms = 100,
924 	.tuner_gain = 0x0,
925 	.tuner_chargepump = 0x3,
926 };
927 
928 static struct stv0299_config sharp_z0194_config = {
929 	.demod_address = 0x68,
930 	.inittab = sharp_z0194a_inittab,
931 	.mclk = 88000000UL,
932 	.invert = 0,
933 	.skip_reinit = 0,
934 	.lock_output = STV0299_LOCKOUTPUT_1,
935 	.volt13_op0_op1 = STV0299_VOLT13_OP1,
936 	.min_delay_ms = 100,
937 	.set_symbol_rate = sharp_z0194a_set_symbol_rate,
938 };
939 
dm04_rs2000_set_ts_param(struct dvb_frontend * fe,int caller)940 static int dm04_rs2000_set_ts_param(struct dvb_frontend *fe,
941 	int caller)
942 {
943 	struct dvb_usb_adapter *adap = fe_to_adap(fe);
944 	struct dvb_usb_device *d = adap_to_d(adap);
945 	struct lme2510_state *st = d->priv;
946 
947 	mutex_lock(&d->i2c_mutex);
948 	if ((st->i2c_talk_onoff == 1) && (st->stream_on & 1)) {
949 		st->i2c_talk_onoff = 0;
950 		lme2510_stream_restart(d);
951 	}
952 	mutex_unlock(&d->i2c_mutex);
953 
954 	return 0;
955 }
956 
957 static struct m88rs2000_config m88rs2000_config = {
958 	.demod_addr = 0x68,
959 	.set_ts_params = dm04_rs2000_set_ts_param,
960 };
961 
962 static struct ts2020_config ts2020_config = {
963 	.tuner_address = 0x60,
964 	.clk_out_div = 7,
965 };
966 
dm04_lme2510_set_voltage(struct dvb_frontend * fe,fe_sec_voltage_t voltage)967 static int dm04_lme2510_set_voltage(struct dvb_frontend *fe,
968 					fe_sec_voltage_t voltage)
969 {
970 	struct dvb_usb_device *d = fe_to_d(fe);
971 	struct lme2510_state *st = fe_to_priv(fe);
972 	static u8 voltage_low[] = LME_VOLTAGE_L;
973 	static u8 voltage_high[] = LME_VOLTAGE_H;
974 	static u8 rbuf[1];
975 	int ret = 0, len = 3, rlen = 1;
976 
977 	mutex_lock(&d->i2c_mutex);
978 
979 	switch (voltage) {
980 	case SEC_VOLTAGE_18:
981 		ret |= lme2510_usb_talk(d,
982 			voltage_high, len, rbuf, rlen);
983 		break;
984 
985 	case SEC_VOLTAGE_OFF:
986 	case SEC_VOLTAGE_13:
987 	default:
988 		ret |= lme2510_usb_talk(d,
989 				voltage_low, len, rbuf, rlen);
990 		break;
991 	}
992 
993 	mutex_unlock(&d->i2c_mutex);
994 
995 	if (st->tuner_config == TUNER_RS2000)
996 		if (st->fe_set_voltage)
997 			st->fe_set_voltage(fe, voltage);
998 
999 
1000 	return (ret < 0) ? -ENODEV : 0;
1001 }
1002 
dm04_rs2000_read_signal_strength(struct dvb_frontend * fe,u16 * strength)1003 static int dm04_rs2000_read_signal_strength(struct dvb_frontend *fe,
1004 	u16 *strength)
1005 {
1006 	struct lme2510_state *st = fe_to_priv(fe);
1007 
1008 	*strength = (u16)((u32)st->signal_level * 0xffff / 0xff);
1009 
1010 	return 0;
1011 }
1012 
dm04_rs2000_read_snr(struct dvb_frontend * fe,u16 * snr)1013 static int dm04_rs2000_read_snr(struct dvb_frontend *fe, u16 *snr)
1014 {
1015 	struct lme2510_state *st = fe_to_priv(fe);
1016 
1017 	*snr = (u16)((u32)st->signal_sn * 0xffff / 0x7f);
1018 
1019 	return 0;
1020 }
1021 
dm04_read_ber(struct dvb_frontend * fe,u32 * ber)1022 static int dm04_read_ber(struct dvb_frontend *fe, u32 *ber)
1023 {
1024 	*ber = 0;
1025 
1026 	return 0;
1027 }
1028 
dm04_read_ucblocks(struct dvb_frontend * fe,u32 * ucblocks)1029 static int dm04_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)
1030 {
1031 	*ucblocks = 0;
1032 
1033 	return 0;
1034 }
1035 
lme_name(struct dvb_usb_adapter * adap)1036 static int lme_name(struct dvb_usb_adapter *adap)
1037 {
1038 	struct dvb_usb_device *d = adap_to_d(adap);
1039 	struct lme2510_state *st = adap_to_priv(adap);
1040 	const char *desc = d->name;
1041 	char *fe_name[] = {"", " LG TDQY-P001F", " SHARP:BS2F7HZ7395",
1042 				" SHARP:BS2F7HZ0194", " RS2000"};
1043 	char *name = adap->fe[0]->ops.info.name;
1044 
1045 	strlcpy(name, desc, 128);
1046 	strlcat(name, fe_name[st->tuner_config], 128);
1047 
1048 	return 0;
1049 }
1050 
dm04_lme2510_frontend_attach(struct dvb_usb_adapter * adap)1051 static int dm04_lme2510_frontend_attach(struct dvb_usb_adapter *adap)
1052 {
1053 	struct dvb_usb_device *d = adap_to_d(adap);
1054 	struct lme2510_state *st = d->priv;
1055 	int ret = 0;
1056 
1057 	st->i2c_talk_onoff = 1;
1058 	switch (le16_to_cpu(d->udev->descriptor.idProduct)) {
1059 	case 0x1122:
1060 	case 0x1120:
1061 		st->i2c_gate = 4;
1062 		adap->fe[0] = dvb_attach(tda10086_attach,
1063 			&tda10086_config, &d->i2c_adap);
1064 		if (adap->fe[0]) {
1065 			info("TUN Found Frontend TDA10086");
1066 			st->i2c_tuner_gate_w = 4;
1067 			st->i2c_tuner_gate_r = 4;
1068 			st->i2c_tuner_addr = 0x60;
1069 			st->tuner_config = TUNER_LG;
1070 			if (st->dvb_usb_lme2510_firmware != TUNER_LG) {
1071 				st->dvb_usb_lme2510_firmware = TUNER_LG;
1072 				ret = lme_firmware_switch(d, 1) ? 0 : -ENODEV;
1073 			}
1074 			break;
1075 		}
1076 
1077 		st->i2c_gate = 4;
1078 		adap->fe[0] = dvb_attach(stv0299_attach,
1079 				&sharp_z0194_config, &d->i2c_adap);
1080 		if (adap->fe[0]) {
1081 			info("FE Found Stv0299");
1082 			st->i2c_tuner_gate_w = 4;
1083 			st->i2c_tuner_gate_r = 5;
1084 			st->i2c_tuner_addr = 0x60;
1085 			st->tuner_config = TUNER_S0194;
1086 			if (st->dvb_usb_lme2510_firmware != TUNER_S0194) {
1087 				st->dvb_usb_lme2510_firmware = TUNER_S0194;
1088 				ret = lme_firmware_switch(d, 1) ? 0 : -ENODEV;
1089 			}
1090 			break;
1091 		}
1092 
1093 		st->i2c_gate = 5;
1094 		adap->fe[0] = dvb_attach(stv0288_attach, &lme_config,
1095 			&d->i2c_adap);
1096 
1097 		if (adap->fe[0]) {
1098 			info("FE Found Stv0288");
1099 			st->i2c_tuner_gate_w = 4;
1100 			st->i2c_tuner_gate_r = 5;
1101 			st->i2c_tuner_addr = 0x60;
1102 			st->tuner_config = TUNER_S7395;
1103 			if (st->dvb_usb_lme2510_firmware != TUNER_S7395) {
1104 				st->dvb_usb_lme2510_firmware = TUNER_S7395;
1105 				ret = lme_firmware_switch(d, 1) ? 0 : -ENODEV;
1106 			}
1107 			break;
1108 		}
1109 	case 0x22f0:
1110 		st->i2c_gate = 5;
1111 		adap->fe[0] = dvb_attach(m88rs2000_attach,
1112 			&m88rs2000_config, &d->i2c_adap);
1113 
1114 		if (adap->fe[0]) {
1115 			info("FE Found M88RS2000");
1116 			dvb_attach(ts2020_attach, adap->fe[0], &ts2020_config,
1117 					&d->i2c_adap);
1118 			st->i2c_tuner_gate_w = 5;
1119 			st->i2c_tuner_gate_r = 5;
1120 			st->i2c_tuner_addr = 0x60;
1121 			st->tuner_config = TUNER_RS2000;
1122 			st->fe_set_voltage =
1123 				adap->fe[0]->ops.set_voltage;
1124 
1125 			adap->fe[0]->ops.read_signal_strength =
1126 				dm04_rs2000_read_signal_strength;
1127 			adap->fe[0]->ops.read_snr =
1128 				dm04_rs2000_read_snr;
1129 			adap->fe[0]->ops.read_ber =
1130 				dm04_read_ber;
1131 			adap->fe[0]->ops.read_ucblocks =
1132 				dm04_read_ucblocks;
1133 		}
1134 		break;
1135 	}
1136 
1137 	if (adap->fe[0] == NULL) {
1138 		info("DM04/QQBOX Not Powered up or not Supported");
1139 		return -ENODEV;
1140 	}
1141 
1142 	if (ret) {
1143 		if (adap->fe[0]) {
1144 			dvb_frontend_detach(adap->fe[0]);
1145 			adap->fe[0] = NULL;
1146 		}
1147 		d->rc_map = NULL;
1148 		return -ENODEV;
1149 	}
1150 
1151 	adap->fe[0]->ops.set_voltage = dm04_lme2510_set_voltage;
1152 	ret = lme_name(adap);
1153 	return ret;
1154 }
1155 
dm04_lme2510_tuner(struct dvb_usb_adapter * adap)1156 static int dm04_lme2510_tuner(struct dvb_usb_adapter *adap)
1157 {
1158 	struct dvb_usb_device *d = adap_to_d(adap);
1159 	struct lme2510_state *st = adap_to_priv(adap);
1160 	char *tun_msg[] = {"", "TDA8263", "IX2505V", "DVB_PLL_OPERA", "RS2000"};
1161 	int ret = 0;
1162 
1163 	switch (st->tuner_config) {
1164 	case TUNER_LG:
1165 		if (dvb_attach(tda826x_attach, adap->fe[0], 0x60,
1166 			&d->i2c_adap, 1))
1167 			ret = st->tuner_config;
1168 		break;
1169 	case TUNER_S7395:
1170 		if (dvb_attach(ix2505v_attach , adap->fe[0], &lme_tuner,
1171 			&d->i2c_adap))
1172 			ret = st->tuner_config;
1173 		break;
1174 	case TUNER_S0194:
1175 		if (dvb_attach(dvb_pll_attach , adap->fe[0], 0x60,
1176 			&d->i2c_adap, DVB_PLL_OPERA1))
1177 			ret = st->tuner_config;
1178 		break;
1179 	case TUNER_RS2000:
1180 		ret = st->tuner_config;
1181 		break;
1182 	default:
1183 		break;
1184 	}
1185 
1186 	if (ret)
1187 		info("TUN Found %s tuner", tun_msg[ret]);
1188 	else {
1189 		info("TUN No tuner found --- resetting device");
1190 		lme_coldreset(d);
1191 		return -ENODEV;
1192 	}
1193 
1194 	/* Start the Interrupt*/
1195 	ret = lme2510_int_read(adap);
1196 	if (ret < 0) {
1197 		info("INT Unable to start Interrupt Service");
1198 		return -ENODEV;
1199 	}
1200 
1201 	return ret;
1202 }
1203 
lme2510_powerup(struct dvb_usb_device * d,int onoff)1204 static int lme2510_powerup(struct dvb_usb_device *d, int onoff)
1205 {
1206 	struct lme2510_state *st = d->priv;
1207 	static u8 lnb_on[] = LNB_ON;
1208 	static u8 lnb_off[] = LNB_OFF;
1209 	static u8 rbuf[1];
1210 	int ret = 0, len = 3, rlen = 1;
1211 
1212 	mutex_lock(&d->i2c_mutex);
1213 
1214 	if (onoff)
1215 		ret = lme2510_usb_talk(d, lnb_on, len, rbuf, rlen);
1216 	else
1217 		ret = lme2510_usb_talk(d, lnb_off, len, rbuf, rlen);
1218 
1219 	st->i2c_talk_onoff = 1;
1220 
1221 	mutex_unlock(&d->i2c_mutex);
1222 
1223 	return ret;
1224 }
1225 
lme2510_get_adapter_count(struct dvb_usb_device * d)1226 static int lme2510_get_adapter_count(struct dvb_usb_device *d)
1227 {
1228 	return 1;
1229 }
1230 
lme2510_identify_state(struct dvb_usb_device * d,const char ** name)1231 static int lme2510_identify_state(struct dvb_usb_device *d, const char **name)
1232 {
1233 	struct lme2510_state *st = d->priv;
1234 
1235 	usb_reset_configuration(d->udev);
1236 
1237 	usb_set_interface(d->udev,
1238 		d->props->bInterfaceNumber, 1);
1239 
1240 	st->dvb_usb_lme2510_firmware = dvb_usb_lme2510_firmware;
1241 
1242 	if (lme2510_return_status(d) == 0x44) {
1243 		*name = lme_firmware_switch(d, 0);
1244 		return COLD;
1245 	}
1246 
1247 	return 0;
1248 }
1249 
lme2510_get_stream_config(struct dvb_frontend * fe,u8 * ts_type,struct usb_data_stream_properties * stream)1250 static int lme2510_get_stream_config(struct dvb_frontend *fe, u8 *ts_type,
1251 		struct usb_data_stream_properties *stream)
1252 {
1253 	struct dvb_usb_adapter *adap = fe_to_adap(fe);
1254 	struct dvb_usb_device *d;
1255 
1256 	if (adap == NULL)
1257 		return 0;
1258 
1259 	d = adap_to_d(adap);
1260 
1261 	/* Turn PID filter on the fly by module option */
1262 	if (pid_filter == 2) {
1263 		adap->pid_filtering  = true;
1264 		adap->max_feed_count = 15;
1265 	}
1266 
1267 	if (!(le16_to_cpu(d->udev->descriptor.idProduct)
1268 		== 0x1122))
1269 		stream->endpoint = 0x8;
1270 
1271 	return 0;
1272 }
1273 
lme2510_get_rc_config(struct dvb_usb_device * d,struct dvb_usb_rc * rc)1274 static int lme2510_get_rc_config(struct dvb_usb_device *d,
1275 	struct dvb_usb_rc *rc)
1276 {
1277 	rc->allowed_protos = RC_BIT_NEC;
1278 	return 0;
1279 }
1280 
lme2510_exit_int(struct dvb_usb_device * d)1281 static void *lme2510_exit_int(struct dvb_usb_device *d)
1282 {
1283 	struct lme2510_state *st = d->priv;
1284 	struct dvb_usb_adapter *adap = &d->adapter[0];
1285 	void *buffer = NULL;
1286 
1287 	if (adap != NULL) {
1288 		lme2510_kill_urb(&adap->stream);
1289 	}
1290 
1291 	if (st->usb_buffer != NULL) {
1292 		st->i2c_talk_onoff = 1;
1293 		st->signal_lock = 0;
1294 		st->signal_level = 0;
1295 		st->signal_sn = 0;
1296 		buffer = st->usb_buffer;
1297 	}
1298 
1299 	if (st->lme_urb != NULL) {
1300 		usb_kill_urb(st->lme_urb);
1301 		usb_free_coherent(d->udev, 128, st->buffer,
1302 				  st->lme_urb->transfer_dma);
1303 		info("Interrupt Service Stopped");
1304 	}
1305 
1306 	return buffer;
1307 }
1308 
lme2510_exit(struct dvb_usb_device * d)1309 static void lme2510_exit(struct dvb_usb_device *d)
1310 {
1311 	void *usb_buffer;
1312 
1313 	if (d != NULL) {
1314 		usb_buffer = lme2510_exit_int(d);
1315 		kfree(usb_buffer);
1316 	}
1317 }
1318 
1319 static struct dvb_usb_device_properties lme2510_props = {
1320 	.driver_name = KBUILD_MODNAME,
1321 	.owner = THIS_MODULE,
1322 	.bInterfaceNumber = 0,
1323 	.adapter_nr = adapter_nr,
1324 	.size_of_priv = sizeof(struct lme2510_state),
1325 
1326 	.download_firmware = lme2510_download_firmware,
1327 
1328 	.power_ctrl       = lme2510_powerup,
1329 	.identify_state   = lme2510_identify_state,
1330 	.i2c_algo         = &lme2510_i2c_algo,
1331 
1332 	.frontend_attach  = dm04_lme2510_frontend_attach,
1333 	.tuner_attach = dm04_lme2510_tuner,
1334 	.get_stream_config = lme2510_get_stream_config,
1335 	.get_adapter_count = lme2510_get_adapter_count,
1336 	.streaming_ctrl   = lme2510_streaming_ctrl,
1337 
1338 	.get_rc_config = lme2510_get_rc_config,
1339 
1340 	.exit = lme2510_exit,
1341 	.adapter = {
1342 		{
1343 			.caps = DVB_USB_ADAP_HAS_PID_FILTER|
1344 				DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
1345 			.pid_filter_count = 15,
1346 			.pid_filter = lme2510_pid_filter,
1347 			.pid_filter_ctrl  = lme2510_pid_filter_ctrl,
1348 			.stream =
1349 			DVB_USB_STREAM_BULK(0x86, 10, 4096),
1350 		},
1351 		{
1352 		}
1353 	},
1354 };
1355 
1356 static const struct usb_device_id lme2510_id_table[] = {
1357 	{	DVB_USB_DEVICE(0x3344, 0x1122, &lme2510_props,
1358 		"DM04_LME2510_DVB-S", RC_MAP_LME2510)	},
1359 	{	DVB_USB_DEVICE(0x3344, 0x1120, &lme2510_props,
1360 		"DM04_LME2510C_DVB-S", RC_MAP_LME2510)	},
1361 	{	DVB_USB_DEVICE(0x3344, 0x22f0, &lme2510_props,
1362 		"DM04_LME2510C_DVB-S RS2000", RC_MAP_LME2510)	},
1363 	{}		/* Terminating entry */
1364 };
1365 
1366 MODULE_DEVICE_TABLE(usb, lme2510_id_table);
1367 
1368 static struct usb_driver lme2510_driver = {
1369 	.name		= KBUILD_MODNAME,
1370 	.probe		= dvb_usbv2_probe,
1371 	.disconnect	= dvb_usbv2_disconnect,
1372 	.id_table	= lme2510_id_table,
1373 	.no_dynamic_id = 1,
1374 	.soft_unbind = 1,
1375 };
1376 
1377 module_usb_driver(lme2510_driver);
1378 
1379 MODULE_AUTHOR("Malcolm Priestley <tvboxspy@gmail.com>");
1380 MODULE_DESCRIPTION("LME2510(C) DVB-S USB2.0");
1381 MODULE_VERSION("2.06");
1382 MODULE_LICENSE("GPL");
1383 MODULE_FIRMWARE(LME2510_C_S7395);
1384 MODULE_FIRMWARE(LME2510_C_LG);
1385 MODULE_FIRMWARE(LME2510_C_S0194);
1386 MODULE_FIRMWARE(LME2510_C_RS2000);
1387 MODULE_FIRMWARE(LME2510_LG);
1388 MODULE_FIRMWARE(LME2510_S0194);
1389 
1390