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[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / media / dvb / dvb-usb / it913x.c
1 /* DVB USB compliant linux driver for IT9137
2 *
3 * Copyright (C) 2011 Malcolm Priestley (tvboxspy@gmail.com)
4 * IT9137 (C) ITE Tech Inc.
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License Version 2, as
8 * published by the Free Software Foundation.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
18 *
19 *
20 * see Documentation/dvb/README.dvb-usb for more information
21 * see Documentation/dvb/it9137.txt for firmware information
22 *
23 */
24 #define DVB_USB_LOG_PREFIX "it913x"
25
26 #include <linux/usb.h>
27 #include <linux/usb/input.h>
28 #include <media/rc-core.h>
29
30 #include "dvb-usb.h"
31 #include "it913x-fe.h"
32
33 /* debug */
34 static int dvb_usb_it913x_debug;
35 #define l_dprintk(var, level, args...) do { \
36 if ((var >= level)) \
37 printk(KERN_DEBUG DVB_USB_LOG_PREFIX ": " args); \
38 } while (0)
39
40 #define deb_info(level, args...) l_dprintk(dvb_usb_it913x_debug, level, args)
41 #define debug_data_snipet(level, name, p) \
42 deb_info(level, name" (%02x%02x%02x%02x%02x%02x%02x%02x)", \
43 *p, *(p+1), *(p+2), *(p+3), *(p+4), \
44 *(p+5), *(p+6), *(p+7));
45
46
47 module_param_named(debug, dvb_usb_it913x_debug, int, 0644);
48 MODULE_PARM_DESC(debug, "set debugging level (1=info (or-able))."
49 DVB_USB_DEBUG_STATUS);
50
51 static int pid_filter;
52 module_param_named(pid, pid_filter, int, 0644);
53 MODULE_PARM_DESC(pid, "set default 0=on 1=off");
54
55 static int dvb_usb_it913x_firmware;
56 module_param_named(firmware, dvb_usb_it913x_firmware, int, 0644);
57 MODULE_PARM_DESC(firmware, "set firmware 0=auto 1=IT9137 2=IT9135V1");
58
59
60 int cmd_counter;
61
62 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
63
64 struct it913x_state {
65 u8 id;
66 struct ite_config it913x_config;
67 };
68
69 struct ite_config it913x_config;
70
71 #define IT913X_RETRY 10
72 #define IT913X_SND_TIMEOUT 100
73 #define IT913X_RCV_TIMEOUT 200
74
75 static int it913x_bulk_write(struct usb_device *dev,
76 u8 *snd, int len, u8 pipe)
77 {
78 int ret, actual_l, i;
79
80 for (i = 0; i < IT913X_RETRY; i++) {
81 ret = usb_bulk_msg(dev, usb_sndbulkpipe(dev, pipe),
82 snd, len , &actual_l, IT913X_SND_TIMEOUT);
83 if (ret == 0 || ret != -EBUSY || ret != -ETIMEDOUT)
84 break;
85 }
86
87 if (len != actual_l && ret == 0)
88 ret = -EAGAIN;
89
90 return ret;
91 }
92
93 static int it913x_bulk_read(struct usb_device *dev,
94 u8 *rev, int len, u8 pipe)
95 {
96 int ret, actual_l, i;
97
98 for (i = 0; i < IT913X_RETRY; i++) {
99 ret = usb_bulk_msg(dev, usb_rcvbulkpipe(dev, pipe),
100 rev, len , &actual_l, IT913X_RCV_TIMEOUT);
101 if (ret == 0 || ret != -EBUSY || ret != -ETIMEDOUT)
102 break;
103 }
104
105 if (len != actual_l && ret == 0)
106 ret = -EAGAIN;
107
108 return ret;
109 }
110
111 static u16 check_sum(u8 *p, u8 len)
112 {
113 u16 sum = 0;
114 u8 i = 1;
115 while (i < len)
116 sum += (i++ & 1) ? (*p++) << 8 : *p++;
117 return ~sum;
118 }
119
120 static int it913x_usb_talk(struct usb_device *udev, u8 mode, u8 pro,
121 u8 cmd, u32 reg, u8 addr, u8 *data, u8 len)
122 {
123 int ret = 0, i, buf_size = 1;
124 u8 *buff;
125 u8 rlen;
126 u16 chk_sum;
127
128 buff = kzalloc(256, GFP_KERNEL);
129 if (!buff) {
130 info("USB Buffer Failed");
131 return -ENOMEM;
132 }
133
134 buff[buf_size++] = pro;
135 buff[buf_size++] = cmd;
136 buff[buf_size++] = cmd_counter;
137
138 switch (mode) {
139 case READ_LONG:
140 case WRITE_LONG:
141 buff[buf_size++] = len;
142 buff[buf_size++] = 2;
143 buff[buf_size++] = (reg >> 24);
144 buff[buf_size++] = (reg >> 16) & 0xff;
145 buff[buf_size++] = (reg >> 8) & 0xff;
146 buff[buf_size++] = reg & 0xff;
147 break;
148 case READ_SHORT:
149 buff[buf_size++] = addr;
150 break;
151 case WRITE_SHORT:
152 buff[buf_size++] = len;
153 buff[buf_size++] = addr;
154 buff[buf_size++] = (reg >> 8) & 0xff;
155 buff[buf_size++] = reg & 0xff;
156 break;
157 case READ_DATA:
158 case WRITE_DATA:
159 break;
160 case WRITE_CMD:
161 mode = 7;
162 break;
163 default:
164 kfree(buff);
165 return -EINVAL;
166 }
167
168 if (mode & 1) {
169 for (i = 0; i < len ; i++)
170 buff[buf_size++] = data[i];
171 }
172 chk_sum = check_sum(&buff[1], buf_size);
173
174 buff[buf_size++] = chk_sum >> 8;
175 buff[0] = buf_size;
176 buff[buf_size++] = (chk_sum & 0xff);
177
178 ret = it913x_bulk_write(udev, buff, buf_size , 0x02);
179 if (ret < 0)
180 goto error;
181
182 ret = it913x_bulk_read(udev, buff, (mode & 1) ?
183 5 : len + 5 , 0x01);
184 if (ret < 0)
185 goto error;
186
187 rlen = (mode & 0x1) ? 0x1 : len;
188
189 if (mode & 1)
190 ret = buff[2];
191 else
192 memcpy(data, &buff[3], rlen);
193
194 cmd_counter++;
195
196 error: kfree(buff);
197
198 return ret;
199 }
200
201 static int it913x_io(struct usb_device *udev, u8 mode, u8 pro,
202 u8 cmd, u32 reg, u8 addr, u8 *data, u8 len)
203 {
204 int ret, i;
205
206 for (i = 0; i < IT913X_RETRY; i++) {
207 ret = it913x_usb_talk(udev, mode, pro,
208 cmd, reg, addr, data, len);
209 if (ret != -EAGAIN)
210 break;
211 }
212
213 return ret;
214 }
215
216 static int it913x_wr_reg(struct usb_device *udev, u8 pro, u32 reg , u8 data)
217 {
218 int ret;
219 u8 b[1];
220 b[0] = data;
221 ret = it913x_io(udev, WRITE_LONG, pro,
222 CMD_DEMOD_WRITE, reg, 0, b, sizeof(b));
223
224 return ret;
225 }
226
227 static int it913x_read_reg(struct usb_device *udev, u32 reg)
228 {
229 int ret;
230 u8 data[1];
231
232 ret = it913x_io(udev, READ_LONG, DEV_0,
233 CMD_DEMOD_READ, reg, 0, &data[0], 1);
234
235 return (ret < 0) ? ret : data[0];
236 }
237
238 static u32 it913x_query(struct usb_device *udev, u8 pro)
239 {
240 int ret;
241 u8 data[4];
242 ret = it913x_io(udev, READ_LONG, pro, CMD_DEMOD_READ,
243 0x1222, 0, &data[0], 3);
244
245 it913x_config.chip_ver = data[0];
246 it913x_config.chip_type = (u16)(data[2] << 8) + data[1];
247
248 info("Chip Version=%02x Chip Type=%04x", it913x_config.chip_ver,
249 it913x_config.chip_type);
250
251 ret |= it913x_io(udev, READ_SHORT, pro,
252 CMD_QUERYINFO, 0, 0x1, &data[0], 4);
253
254 it913x_config.firmware = (data[0] << 24) + (data[1] << 16) +
255 (data[2] << 8) + data[3];
256
257 return (ret < 0) ? 0 : it913x_config.firmware;
258 }
259
260 static int it913x_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff)
261 {
262 int ret = 0;
263 u8 pro = (adap->id == 0) ? DEV_0_DMOD : DEV_1_DMOD;
264
265 if (mutex_lock_interruptible(&adap->dev->i2c_mutex) < 0)
266 return -EAGAIN;
267 deb_info(1, "PID_C (%02x)", onoff);
268
269 if (!onoff)
270 ret = it913x_wr_reg(adap->dev->udev, pro, PID_RST, 0x1);
271
272 mutex_unlock(&adap->dev->i2c_mutex);
273 return ret;
274 }
275
276 static int it913x_pid_filter(struct dvb_usb_adapter *adap,
277 int index, u16 pid, int onoff)
278 {
279 struct usb_device *udev = adap->dev->udev;
280 int ret = 0;
281 u8 pro = (adap->id == 0) ? DEV_0_DMOD : DEV_1_DMOD;
282
283 if (pid_filter > 0)
284 return 0;
285
286 if (mutex_lock_interruptible(&adap->dev->i2c_mutex) < 0)
287 return -EAGAIN;
288 deb_info(1, "PID_F (%02x)", onoff);
289 if (onoff) {
290 ret = it913x_wr_reg(udev, pro, PID_EN, 0x1);
291
292 ret |= it913x_wr_reg(udev, pro, PID_LSB, (u8)(pid & 0xff));
293
294 ret |= it913x_wr_reg(udev, pro, PID_MSB, (u8)(pid >> 8));
295
296 ret |= it913x_wr_reg(udev, pro, PID_INX_EN, (u8)onoff);
297
298 ret |= it913x_wr_reg(udev, pro, PID_INX, (u8)(index & 0x1f));
299
300 }
301
302 mutex_unlock(&adap->dev->i2c_mutex);
303 return 0;
304 }
305
306
307 static int it913x_return_status(struct usb_device *udev)
308 {
309 u32 firm = 0;
310
311 firm = it913x_query(udev, DEV_0);
312 if (firm > 0)
313 info("Firmware Version %d", firm);
314
315 return (firm > 0) ? firm : 0;
316 }
317
318 static int it913x_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
319 int num)
320 {
321 struct dvb_usb_device *d = i2c_get_adapdata(adap);
322 static u8 data[256];
323 int ret;
324 u32 reg;
325 u8 pro;
326 if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
327 return -EAGAIN;
328
329 debug_data_snipet(1, "Message out", msg[0].buf);
330 deb_info(2, "num of messages %d address %02x", num, msg[0].addr);
331
332 pro = (msg[0].addr & 0x2) ? DEV_0_DMOD : 0x0;
333 pro |= (msg[0].addr & 0x20) ? DEV_1 : DEV_0;
334 memcpy(data, msg[0].buf, msg[0].len);
335 reg = (data[0] << 24) + (data[1] << 16) +
336 (data[2] << 8) + data[3];
337 if (num == 2) {
338 ret = it913x_io(d->udev, READ_LONG, pro,
339 CMD_DEMOD_READ, reg, 0, data, msg[1].len);
340 memcpy(msg[1].buf, data, msg[1].len);
341 } else
342 ret = it913x_io(d->udev, WRITE_LONG, pro, CMD_DEMOD_WRITE,
343 reg, 0, &data[4], msg[0].len - 4);
344
345 mutex_unlock(&d->i2c_mutex);
346
347 return ret;
348 }
349
350 static u32 it913x_i2c_func(struct i2c_adapter *adapter)
351 {
352 return I2C_FUNC_I2C;
353 }
354
355 static struct i2c_algorithm it913x_i2c_algo = {
356 .master_xfer = it913x_i2c_xfer,
357 .functionality = it913x_i2c_func,
358 };
359
360 /* Callbacks for DVB USB */
361 #define IT913X_POLL 250
362 static int it913x_rc_query(struct dvb_usb_device *d)
363 {
364 u8 ibuf[4];
365 int ret;
366 u32 key;
367 /* Avoid conflict with frontends*/
368 if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
369 return -EAGAIN;
370
371 ret = it913x_io(d->udev, READ_LONG, PRO_LINK, CMD_IR_GET,
372 0, 0, &ibuf[0], sizeof(ibuf));
373
374 if ((ibuf[2] + ibuf[3]) == 0xff) {
375 key = ibuf[2];
376 key += ibuf[0] << 16;
377 key += ibuf[1] << 8;
378 deb_info(1, "NEC Extended Key =%08x", key);
379 if (d->rc_dev != NULL)
380 rc_keydown(d->rc_dev, key, 0);
381 }
382
383 mutex_unlock(&d->i2c_mutex);
384
385 return ret;
386 }
387
388 /* Firmware sets raw */
389 const char fw_it9135_v1[] = "dvb-usb-it9135-01.fw";
390 const char fw_it9137[] = "dvb-usb-it9137-01.fw";
391
392 static int ite_firmware_select(struct usb_device *udev,
393 struct dvb_usb_device_properties *props)
394 {
395 int sw;
396 /* auto switch */
397 if (le16_to_cpu(udev->descriptor.idProduct) ==
398 USB_PID_ITETECH_IT9135)
399 sw = IT9135_V1_FW;
400 else if (le16_to_cpu(udev->descriptor.idProduct) ==
401 USB_PID_ITETECH_IT9135_9005)
402 sw = IT9135_V1_FW;
403 else
404 sw = IT9137_FW;
405
406 /* force switch */
407 if (dvb_usb_it913x_firmware != IT9135_AUTO)
408 sw = dvb_usb_it913x_firmware;
409
410 switch (sw) {
411 case IT9135_V1_FW:
412 it913x_config.firmware_ver = 1;
413 it913x_config.adc_x2 = 1;
414 props->firmware = fw_it9135_v1;
415 break;
416 case IT9137_FW:
417 default:
418 it913x_config.firmware_ver = 0;
419 it913x_config.adc_x2 = 0;
420 props->firmware = fw_it9137;
421 }
422
423 return 0;
424 }
425
426 #define TS_MPEG_PKT_SIZE 188
427 #define EP_LOW 21
428 #define TS_BUFFER_SIZE_PID (EP_LOW*TS_MPEG_PKT_SIZE)
429 #define EP_HIGH 348
430 #define TS_BUFFER_SIZE_MAX (EP_HIGH*TS_MPEG_PKT_SIZE)
431
432 static int it913x_identify_state(struct usb_device *udev,
433 struct dvb_usb_device_properties *props,
434 struct dvb_usb_device_description **desc,
435 int *cold)
436 {
437 int ret = 0, firm_no;
438 u8 reg, remote;
439
440 firm_no = it913x_return_status(udev);
441
442 /* checnk for dual mode */
443 it913x_config.dual_mode = it913x_read_reg(udev, 0x49c5);
444
445 if (udev->speed != USB_SPEED_HIGH) {
446 props->adapter[0].fe[0].pid_filter_count = 5;
447 info("USB 1 low speed mode - connect to USB 2 port");
448 if (pid_filter > 0)
449 pid_filter = 0;
450 if (it913x_config.dual_mode) {
451 it913x_config.dual_mode = 0;
452 info("Dual mode not supported in USB 1");
453 }
454 } else /* For replugging */
455 if(props->adapter[0].fe[0].pid_filter_count == 5)
456 props->adapter[0].fe[0].pid_filter_count = 31;
457
458 /* TODO different remotes */
459 remote = it913x_read_reg(udev, 0x49ac); /* Remote */
460 if (remote == 0)
461 props->rc.core.rc_codes = NULL;
462
463 /* TODO at the moment tuner_id is always assigned to 0x38 */
464 it913x_config.tuner_id_0 = it913x_read_reg(udev, 0x49d0);
465
466 info("Dual mode=%x Remote=%x Tuner Type=%x", it913x_config.dual_mode
467 , remote, it913x_config.tuner_id_0);
468
469 /* Select Stream Buffer Size */
470 if (pid_filter)
471 props->adapter[0].fe[0].stream.u.bulk.buffersize =
472 TS_BUFFER_SIZE_MAX;
473 else
474 props->adapter[0].fe[0].stream.u.bulk.buffersize =
475 TS_BUFFER_SIZE_PID;
476 if (it913x_config.dual_mode)
477 props->adapter[1].fe[0].stream.u.bulk.buffersize =
478 props->adapter[0].fe[0].stream.u.bulk.buffersize;
479
480 ret = ite_firmware_select(udev, props);
481
482 if (firm_no > 0) {
483 *cold = 0;
484 return 0;
485 }
486
487 if (it913x_config.dual_mode) {
488 it913x_config.tuner_id_1 = it913x_read_reg(udev, 0x49e0);
489 ret = it913x_wr_reg(udev, DEV_0, GPIOH1_EN, 0x1);
490 ret |= it913x_wr_reg(udev, DEV_0, GPIOH1_ON, 0x1);
491 ret |= it913x_wr_reg(udev, DEV_0, GPIOH1_O, 0x1);
492 msleep(50);
493 ret |= it913x_wr_reg(udev, DEV_0, GPIOH1_O, 0x0);
494 msleep(50);
495 reg = it913x_read_reg(udev, GPIOH1_O);
496 if (reg == 0) {
497 ret |= it913x_wr_reg(udev, DEV_0, GPIOH1_O, 0x1);
498 ret |= it913x_return_status(udev);
499 if (ret != 0)
500 ret = it913x_wr_reg(udev, DEV_0,
501 GPIOH1_O, 0x0);
502 props->num_adapters = 2;
503 }
504 } else
505 props->num_adapters = 1;
506
507 reg = it913x_read_reg(udev, IO_MUX_POWER_CLK);
508
509 if (it913x_config.dual_mode) {
510 ret |= it913x_wr_reg(udev, DEV_0, 0x4bfb, CHIP2_I2C_ADDR);
511 if (it913x_config.firmware_ver == 1)
512 ret |= it913x_wr_reg(udev, DEV_0, 0xcfff, 0x1);
513 else
514 ret |= it913x_wr_reg(udev, DEV_0, CLK_O_EN, 0x1);
515 } else {
516 ret |= it913x_wr_reg(udev, DEV_0, 0x4bfb, 0x0);
517 if (it913x_config.firmware_ver == 1)
518 ret |= it913x_wr_reg(udev, DEV_0, 0xcfff, 0x0);
519 else
520 ret |= it913x_wr_reg(udev, DEV_0, CLK_O_EN, 0x0);
521 }
522
523 *cold = 1;
524
525 return (ret < 0) ? -ENODEV : 0;
526 }
527
528 static int it913x_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff)
529 {
530 int ret = 0;
531 u8 pro = (adap->id == 0) ? DEV_0_DMOD : DEV_1_DMOD;
532
533 if (mutex_lock_interruptible(&adap->dev->i2c_mutex) < 0)
534 return -EAGAIN;
535 deb_info(1, "STM (%02x)", onoff);
536
537 if (!onoff)
538 ret = it913x_wr_reg(adap->dev->udev, pro, PID_RST, 0x1);
539
540
541 mutex_unlock(&adap->dev->i2c_mutex);
542
543 return ret;
544 }
545
546 static int it913x_download_firmware(struct usb_device *udev,
547 const struct firmware *fw)
548 {
549 int ret = 0, i = 0, pos = 0;
550 u8 packet_size;
551 u8 *fw_data;
552
553 ret = it913x_wr_reg(udev, DEV_0, I2C_CLK, I2C_CLK_100);
554
555 info("FRM Starting Firmware Download");
556
557 /* Multi firmware loader */
558 /* This uses scatter write firmware headers */
559 /* The firmware must start with 03 XX 00 */
560 /* and be the extact firmware length */
561
562 while (i <= fw->size) {
563 if (((fw->data[i] == 0x3) && (fw->data[i + 2] == 0x0))
564 || (i == fw->size)) {
565 packet_size = i - pos;
566 if ((packet_size > 0x19) || (i == fw->size)) {
567 fw_data = (u8 *)(fw->data + pos);
568 pos += packet_size;
569 if (packet_size > 0)
570 ret |= it913x_io(udev, WRITE_DATA,
571 DEV_0, CMD_SCATTER_WRITE, 0,
572 0, fw_data, packet_size);
573 udelay(1000);
574 }
575 }
576 i++;
577 }
578
579 ret |= it913x_io(udev, WRITE_CMD, DEV_0, CMD_BOOT, 0, 0, NULL, 0);
580
581 msleep(100);
582
583 if (ret < 0)
584 info("FRM Firmware Download Failed (%04x)" , ret);
585 else
586 info("FRM Firmware Download Completed - Resetting Device");
587
588 ret |= it913x_return_status(udev);
589
590 msleep(30);
591
592 ret |= it913x_wr_reg(udev, DEV_0, I2C_CLK, I2C_CLK_400);
593
594 /* Tuner function */
595 if (it913x_config.dual_mode)
596 ret |= it913x_wr_reg(udev, DEV_0_DMOD , 0xec4c, 0xa0);
597 else
598 ret |= it913x_wr_reg(udev, DEV_0_DMOD , 0xec4c, 0x68);
599
600 if ((it913x_config.chip_ver == 1) &&
601 (it913x_config.chip_type == 0x9135)) {
602 ret |= it913x_wr_reg(udev, DEV_0, PADODPU, 0x0);
603 ret |= it913x_wr_reg(udev, DEV_0, AGC_O_D, 0x0);
604 if (it913x_config.dual_mode) {
605 ret |= it913x_wr_reg(udev, DEV_1, PADODPU, 0x0);
606 ret |= it913x_wr_reg(udev, DEV_1, AGC_O_D, 0x0);
607 }
608 }
609
610 return (ret < 0) ? -ENODEV : 0;
611 }
612
613 static int it913x_name(struct dvb_usb_adapter *adap)
614 {
615 const char *desc = adap->dev->desc->name;
616 char *fe_name[] = {"_1", "_2", "_3", "_4"};
617 char *name = adap->fe_adap[0].fe->ops.info.name;
618
619 strlcpy(name, desc, 128);
620 strlcat(name, fe_name[adap->id], 128);
621
622 return 0;
623 }
624
625 static int it913x_frontend_attach(struct dvb_usb_adapter *adap)
626 {
627 struct usb_device *udev = adap->dev->udev;
628 struct it913x_state *st = adap->dev->priv;
629 int ret = 0;
630 u8 adap_addr = I2C_BASE_ADDR + (adap->id << 5);
631 u16 ep_size = adap->props.fe[0].stream.u.bulk.buffersize / 4;
632 u8 pkt_size = 0x80;
633
634 if (adap->dev->udev->speed != USB_SPEED_HIGH)
635 pkt_size = 0x10;
636
637 it913x_config.adf = it913x_read_reg(udev, IO_MUX_POWER_CLK);
638
639 if (adap->id == 0)
640 memcpy(&st->it913x_config, &it913x_config,
641 sizeof(struct ite_config));
642
643 adap->fe_adap[0].fe = dvb_attach(it913x_fe_attach,
644 &adap->dev->i2c_adap, adap_addr, &st->it913x_config);
645
646 if (adap->id == 0 && adap->fe_adap[0].fe) {
647 ret = it913x_wr_reg(udev, DEV_0_DMOD, MP2_SW_RST, 0x1);
648 ret = it913x_wr_reg(udev, DEV_0_DMOD, MP2IF2_SW_RST, 0x1);
649 ret = it913x_wr_reg(udev, DEV_0, EP0_TX_EN, 0x0f);
650 ret = it913x_wr_reg(udev, DEV_0, EP0_TX_NAK, 0x1b);
651 ret = it913x_wr_reg(udev, DEV_0, EP0_TX_EN, 0x2f);
652 ret = it913x_wr_reg(udev, DEV_0, EP4_TX_LEN_LSB,
653 ep_size & 0xff);
654 ret = it913x_wr_reg(udev, DEV_0, EP4_TX_LEN_MSB, ep_size >> 8);
655 ret = it913x_wr_reg(udev, DEV_0, EP4_MAX_PKT, pkt_size);
656 } else if (adap->id == 1 && adap->fe_adap[0].fe) {
657 ret = it913x_wr_reg(udev, DEV_0, EP0_TX_EN, 0x6f);
658 ret = it913x_wr_reg(udev, DEV_0, EP5_TX_LEN_LSB,
659 ep_size & 0xff);
660 ret = it913x_wr_reg(udev, DEV_0, EP5_TX_LEN_MSB, ep_size >> 8);
661 ret = it913x_wr_reg(udev, DEV_0, EP5_MAX_PKT, pkt_size);
662 ret = it913x_wr_reg(udev, DEV_0_DMOD, MP2IF2_EN, 0x1);
663 ret = it913x_wr_reg(udev, DEV_1_DMOD, MP2IF_SERIAL, 0x1);
664 ret = it913x_wr_reg(udev, DEV_1, TOP_HOSTB_SER_MODE, 0x1);
665 ret = it913x_wr_reg(udev, DEV_0_DMOD, TSIS_ENABLE, 0x1);
666 ret = it913x_wr_reg(udev, DEV_0_DMOD, MP2_SW_RST, 0x0);
667 ret = it913x_wr_reg(udev, DEV_0_DMOD, MP2IF2_SW_RST, 0x0);
668 ret = it913x_wr_reg(udev, DEV_0_DMOD, MP2IF2_HALF_PSB, 0x0);
669 ret = it913x_wr_reg(udev, DEV_0_DMOD, MP2IF_STOP_EN, 0x1);
670 ret = it913x_wr_reg(udev, DEV_1_DMOD, MPEG_FULL_SPEED, 0x0);
671 ret = it913x_wr_reg(udev, DEV_1_DMOD, MP2IF_STOP_EN, 0x0);
672 } else
673 return -ENODEV;
674
675 ret = it913x_name(adap);
676
677 return ret;
678 }
679
680 /* DVB USB Driver */
681 static struct dvb_usb_device_properties it913x_properties;
682
683 static int it913x_probe(struct usb_interface *intf,
684 const struct usb_device_id *id)
685 {
686 cmd_counter = 0;
687 if (0 == dvb_usb_device_init(intf, &it913x_properties,
688 THIS_MODULE, NULL, adapter_nr)) {
689 info("DEV registering device driver");
690 return 0;
691 }
692
693 info("DEV it913x Error");
694 return -ENODEV;
695
696 }
697
698 static struct usb_device_id it913x_table[] = {
699 { USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_UB499_2T_T09) },
700 { USB_DEVICE(USB_VID_ITETECH, USB_PID_ITETECH_IT9135) },
701 { USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV22_IT9137) },
702 { USB_DEVICE(USB_VID_ITETECH, USB_PID_ITETECH_IT9135_9005) },
703 {} /* Terminating entry */
704 };
705
706 MODULE_DEVICE_TABLE(usb, it913x_table);
707
708 static struct dvb_usb_device_properties it913x_properties = {
709 .caps = DVB_USB_IS_AN_I2C_ADAPTER,
710 .usb_ctrl = DEVICE_SPECIFIC,
711 .download_firmware = it913x_download_firmware,
712 .firmware = "dvb-usb-it9137-01.fw",
713 .no_reconnect = 1,
714 .size_of_priv = sizeof(struct it913x_state),
715 .num_adapters = 2,
716 .adapter = {
717 {
718 .num_frontends = 1,
719 .fe = {{
720 .caps = DVB_USB_ADAP_HAS_PID_FILTER|
721 DVB_USB_ADAP_NEED_PID_FILTERING|
722 DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
723 .streaming_ctrl = it913x_streaming_ctrl,
724 .pid_filter_count = 31,
725 .pid_filter = it913x_pid_filter,
726 .pid_filter_ctrl = it913x_pid_filter_ctrl,
727 .frontend_attach = it913x_frontend_attach,
728 /* parameter for the MPEG2-data transfer */
729 .stream = {
730 .type = USB_BULK,
731 .count = 10,
732 .endpoint = 0x04,
733 .u = {/* Keep Low if PID filter on */
734 .bulk = {
735 .buffersize =
736 TS_BUFFER_SIZE_PID,
737 }
738 }
739 }
740 }},
741 },
742 {
743 .num_frontends = 1,
744 .fe = {{
745 .caps = DVB_USB_ADAP_HAS_PID_FILTER|
746 DVB_USB_ADAP_NEED_PID_FILTERING|
747 DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
748 .streaming_ctrl = it913x_streaming_ctrl,
749 .pid_filter_count = 31,
750 .pid_filter = it913x_pid_filter,
751 .pid_filter_ctrl = it913x_pid_filter_ctrl,
752 .frontend_attach = it913x_frontend_attach,
753 /* parameter for the MPEG2-data transfer */
754 .stream = {
755 .type = USB_BULK,
756 .count = 5,
757 .endpoint = 0x05,
758 .u = {
759 .bulk = {
760 .buffersize =
761 TS_BUFFER_SIZE_PID,
762 }
763 }
764 }
765 }},
766 }
767 },
768 .identify_state = it913x_identify_state,
769 .rc.core = {
770 .protocol = RC_TYPE_NEC,
771 .module_name = "it913x",
772 .rc_query = it913x_rc_query,
773 .rc_interval = IT913X_POLL,
774 .allowed_protos = RC_TYPE_NEC,
775 .rc_codes = RC_MAP_MSI_DIGIVOX_III,
776 },
777 .i2c_algo = &it913x_i2c_algo,
778 .num_device_descs = 3,
779 .devices = {
780 { "Kworld UB499-2T T09(IT9137)",
781 { &it913x_table[0], NULL },
782 },
783 { "ITE 9135 Generic",
784 { &it913x_table[1], NULL },
785 },
786 { "Sveon STV22 Dual DVB-T HDTV(IT9137)",
787 { &it913x_table[2], NULL },
788 },
789 { "ITE 9135(9005) Generic",
790 { &it913x_table[3], NULL },
791 },
792 }
793 };
794
795 static struct usb_driver it913x_driver = {
796 .name = "it913x",
797 .probe = it913x_probe,
798 .disconnect = dvb_usb_device_exit,
799 .id_table = it913x_table,
800 };
801
802 /* module stuff */
803 static int __init it913x_module_init(void)
804 {
805 int result = usb_register(&it913x_driver);
806 if (result) {
807 err("usb_register failed. Error number %d", result);
808 return result;
809 }
810
811 return 0;
812 }
813
814 static void __exit it913x_module_exit(void)
815 {
816 /* deregister this driver from the USB subsystem */
817 usb_deregister(&it913x_driver);
818 }
819
820 module_init(it913x_module_init);
821 module_exit(it913x_module_exit);
822
823 MODULE_AUTHOR("Malcolm Priestley <tvboxspy@gmail.com>");
824 MODULE_DESCRIPTION("it913x USB 2 Driver");
825 MODULE_VERSION("1.14");
826 MODULE_LICENSE("GPL");
kernel source for telekom puls (alcatel/mediatek)