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23#include "rtl28xxu.h"
24
25static int rtl28xxu_disable_rc;
26module_param_named(disable_rc, rtl28xxu_disable_rc, int, 0644);
27MODULE_PARM_DESC(disable_rc, "disable RTL2832U remote controller");
28DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
29
30static int rtl28xxu_ctrl_msg(struct dvb_usb_device *d, struct rtl28xxu_req *req)
31{
32 struct rtl28xxu_dev *dev = d->priv;
33 int ret;
34 unsigned int pipe;
35 u8 requesttype;
36
37 if (req->index & CMD_WR_FLAG) {
38
39 memcpy(dev->buf, req->data, req->size);
40 requesttype = (USB_TYPE_VENDOR | USB_DIR_OUT);
41 pipe = usb_sndctrlpipe(d->udev, 0);
42 } else {
43
44 requesttype = (USB_TYPE_VENDOR | USB_DIR_IN);
45 pipe = usb_rcvctrlpipe(d->udev, 0);
46 }
47
48 ret = usb_control_msg(d->udev, pipe, 0, requesttype, req->value,
49 req->index, dev->buf, req->size, 1000);
50 dvb_usb_dbg_usb_control_msg(d->udev, 0, requesttype, req->value,
51 req->index, dev->buf, req->size);
52 if (ret < 0)
53 goto err;
54
55
56 if (requesttype == (USB_TYPE_VENDOR | USB_DIR_IN))
57 memcpy(req->data, dev->buf, req->size);
58
59 return 0;
60err:
61 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
62 return ret;
63}
64
65static int rtl28xxu_wr_regs(struct dvb_usb_device *d, u16 reg, u8 *val, int len)
66{
67 struct rtl28xxu_req req;
68
69 if (reg < 0x3000)
70 req.index = CMD_USB_WR;
71 else if (reg < 0x4000)
72 req.index = CMD_SYS_WR;
73 else
74 req.index = CMD_IR_WR;
75
76 req.value = reg;
77 req.size = len;
78 req.data = val;
79
80 return rtl28xxu_ctrl_msg(d, &req);
81}
82
83static int rtl28xxu_rd_regs(struct dvb_usb_device *d, u16 reg, u8 *val, int len)
84{
85 struct rtl28xxu_req req;
86
87 if (reg < 0x3000)
88 req.index = CMD_USB_RD;
89 else if (reg < 0x4000)
90 req.index = CMD_SYS_RD;
91 else
92 req.index = CMD_IR_RD;
93
94 req.value = reg;
95 req.size = len;
96 req.data = val;
97
98 return rtl28xxu_ctrl_msg(d, &req);
99}
100
101static int rtl28xxu_wr_reg(struct dvb_usb_device *d, u16 reg, u8 val)
102{
103 return rtl28xxu_wr_regs(d, reg, &val, 1);
104}
105
106static int rtl28xxu_rd_reg(struct dvb_usb_device *d, u16 reg, u8 *val)
107{
108 return rtl28xxu_rd_regs(d, reg, val, 1);
109}
110
111static int rtl28xxu_wr_reg_mask(struct dvb_usb_device *d, u16 reg, u8 val,
112 u8 mask)
113{
114 int ret;
115 u8 tmp;
116
117
118 if (mask != 0xff) {
119 ret = rtl28xxu_rd_reg(d, reg, &tmp);
120 if (ret)
121 return ret;
122
123 val &= mask;
124 tmp &= ~mask;
125 val |= tmp;
126 }
127
128 return rtl28xxu_wr_reg(d, reg, val);
129}
130
131
132static int rtl28xxu_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
133 int num)
134{
135 int ret;
136 struct dvb_usb_device *d = i2c_get_adapdata(adap);
137 struct rtl28xxu_dev *dev = d->priv;
138 struct rtl28xxu_req req;
139
140
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159
160
161
162 if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
163 return -EAGAIN;
164
165 if (num == 2 && !(msg[0].flags & I2C_M_RD) &&
166 (msg[1].flags & I2C_M_RD)) {
167 if (msg[0].len > 24 || msg[1].len > 24) {
168
169 ret = -EOPNOTSUPP;
170 goto err_mutex_unlock;
171 } else if (msg[0].addr == 0x10) {
172
173 req.value = (msg[0].buf[0] << 8) | (msg[0].addr << 1);
174 req.index = CMD_DEMOD_RD | dev->page;
175 req.size = msg[1].len;
176 req.data = &msg[1].buf[0];
177 ret = rtl28xxu_ctrl_msg(d, &req);
178 } else if (msg[0].len < 2) {
179
180 req.value = (msg[0].buf[0] << 8) | (msg[0].addr << 1);
181 req.index = CMD_I2C_RD;
182 req.size = msg[1].len;
183 req.data = &msg[1].buf[0];
184 ret = rtl28xxu_ctrl_msg(d, &req);
185 } else {
186
187 req.value = (msg[0].addr << 1);
188 req.index = CMD_I2C_DA_WR;
189 req.size = msg[0].len;
190 req.data = msg[0].buf;
191 ret = rtl28xxu_ctrl_msg(d, &req);
192 if (ret)
193 goto err_mutex_unlock;
194
195 req.value = (msg[0].addr << 1);
196 req.index = CMD_I2C_DA_RD;
197 req.size = msg[1].len;
198 req.data = msg[1].buf;
199 ret = rtl28xxu_ctrl_msg(d, &req);
200 }
201 } else if (num == 1 && !(msg[0].flags & I2C_M_RD)) {
202 if (msg[0].len > 22) {
203
204 ret = -EOPNOTSUPP;
205 goto err_mutex_unlock;
206 } else if (msg[0].addr == 0x10) {
207
208 if (msg[0].buf[0] == 0x00) {
209
210 dev->page = msg[0].buf[1];
211 ret = 0;
212 } else {
213 req.value = (msg[0].buf[0] << 8) |
214 (msg[0].addr << 1);
215 req.index = CMD_DEMOD_WR | dev->page;
216 req.size = msg[0].len-1;
217 req.data = &msg[0].buf[1];
218 ret = rtl28xxu_ctrl_msg(d, &req);
219 }
220 } else if (msg[0].len < 23) {
221
222 req.value = (msg[0].buf[0] << 8) | (msg[0].addr << 1);
223 req.index = CMD_I2C_WR;
224 req.size = msg[0].len-1;
225 req.data = &msg[0].buf[1];
226 ret = rtl28xxu_ctrl_msg(d, &req);
227 } else {
228
229 req.value = (msg[0].addr << 1);
230 req.index = CMD_I2C_DA_WR;
231 req.size = msg[0].len;
232 req.data = msg[0].buf;
233 ret = rtl28xxu_ctrl_msg(d, &req);
234 }
235 } else {
236 ret = -EINVAL;
237 }
238
239err_mutex_unlock:
240 mutex_unlock(&d->i2c_mutex);
241
242 return ret ? ret : num;
243}
244
245static u32 rtl28xxu_i2c_func(struct i2c_adapter *adapter)
246{
247 return I2C_FUNC_I2C;
248}
249
250static struct i2c_algorithm rtl28xxu_i2c_algo = {
251 .master_xfer = rtl28xxu_i2c_xfer,
252 .functionality = rtl28xxu_i2c_func,
253};
254
255static int rtl2831u_read_config(struct dvb_usb_device *d)
256{
257 struct rtl28xxu_dev *dev = d_to_priv(d);
258 int ret;
259 u8 buf[1];
260
261 struct rtl28xxu_req req_gate_open = {0x0120, 0x0011, 0x0001, "\x08"};
262
263 struct rtl28xxu_req req_mt2060 = {0x00c0, CMD_I2C_RD, 1, buf};
264 struct rtl28xxu_req req_qt1010 = {0x0fc4, CMD_I2C_RD, 1, buf};
265
266 dev_dbg(&d->intf->dev, "\n");
267
268
269
270
271
272
273
274
275
276
277 ret = rtl28xxu_wr_reg(d, SYS_GPIO_DIR, 0x0a);
278 if (ret)
279 goto err;
280
281
282 ret = rtl28xxu_wr_reg(d, SYS_GPIO_OUT_EN, 0x15);
283 if (ret)
284 goto err;
285
286
287
288
289
290
291
292 msleep(20);
293
294 dev->tuner_name = "NONE";
295
296
297 ret = rtl28xxu_ctrl_msg(d, &req_gate_open);
298 if (ret)
299 goto err;
300
301
302 ret = rtl28xxu_ctrl_msg(d, &req_qt1010);
303 if (ret == 0 && buf[0] == 0x2c) {
304 dev->tuner = TUNER_RTL2830_QT1010;
305 dev->tuner_name = "QT1010";
306 goto found;
307 }
308
309
310 ret = rtl28xxu_ctrl_msg(d, &req_gate_open);
311 if (ret)
312 goto err;
313
314
315 ret = rtl28xxu_ctrl_msg(d, &req_mt2060);
316 if (ret == 0 && buf[0] == 0x63) {
317 dev->tuner = TUNER_RTL2830_MT2060;
318 dev->tuner_name = "MT2060";
319 goto found;
320 }
321
322
323 dev->tuner = TUNER_RTL2830_MXL5005S;
324 dev->tuner_name = "MXL5005S";
325 goto found;
326
327found:
328 dev_dbg(&d->intf->dev, "tuner=%s\n", dev->tuner_name);
329
330 return 0;
331err:
332 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
333 return ret;
334}
335
336static int rtl2832u_read_config(struct dvb_usb_device *d)
337{
338 struct rtl28xxu_dev *dev = d_to_priv(d);
339 int ret;
340 u8 buf[2];
341
342 struct rtl28xxu_req req_gate_open = {0x0120, 0x0011, 0x0001, "\x18"};
343
344 struct rtl28xxu_req req_gate_close = {0x0120, 0x0011, 0x0001, "\x10"};
345
346 struct rtl28xxu_req req_fc0012 = {0x00c6, CMD_I2C_RD, 1, buf};
347 struct rtl28xxu_req req_fc0013 = {0x00c6, CMD_I2C_RD, 1, buf};
348 struct rtl28xxu_req req_mt2266 = {0x00c0, CMD_I2C_RD, 1, buf};
349 struct rtl28xxu_req req_fc2580 = {0x01ac, CMD_I2C_RD, 1, buf};
350 struct rtl28xxu_req req_mt2063 = {0x00c0, CMD_I2C_RD, 1, buf};
351 struct rtl28xxu_req req_max3543 = {0x00c0, CMD_I2C_RD, 1, buf};
352 struct rtl28xxu_req req_tua9001 = {0x7ec0, CMD_I2C_RD, 2, buf};
353 struct rtl28xxu_req req_mxl5007t = {0xd9c0, CMD_I2C_RD, 1, buf};
354 struct rtl28xxu_req req_e4000 = {0x02c8, CMD_I2C_RD, 1, buf};
355 struct rtl28xxu_req req_tda18272 = {0x00c0, CMD_I2C_RD, 2, buf};
356 struct rtl28xxu_req req_r820t = {0x0034, CMD_I2C_RD, 1, buf};
357 struct rtl28xxu_req req_r828d = {0x0074, CMD_I2C_RD, 1, buf};
358 struct rtl28xxu_req req_mn88472 = {0xff38, CMD_I2C_RD, 1, buf};
359 struct rtl28xxu_req req_mn88473 = {0xff38, CMD_I2C_RD, 1, buf};
360
361 dev_dbg(&d->intf->dev, "\n");
362
363
364 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_DIR, 0x00, 0x40);
365 if (ret)
366 goto err;
367
368 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x48, 0x48);
369 if (ret)
370 goto err;
371
372
373
374
375
376
377
378 ret = rtl28xxu_ctrl_msg(d, &req_gate_open);
379 if (ret)
380 goto err;
381
382 dev->tuner_name = "NONE";
383
384
385 ret = rtl28xxu_ctrl_msg(d, &req_fc0012);
386 if (ret == 0 && buf[0] == 0xa1) {
387 dev->tuner = TUNER_RTL2832_FC0012;
388 dev->tuner_name = "FC0012";
389 goto tuner_found;
390 }
391
392
393 ret = rtl28xxu_ctrl_msg(d, &req_fc0013);
394 if (ret == 0 && buf[0] == 0xa3) {
395 dev->tuner = TUNER_RTL2832_FC0013;
396 dev->tuner_name = "FC0013";
397 goto tuner_found;
398 }
399
400
401 ret = rtl28xxu_ctrl_msg(d, &req_mt2266);
402 if (ret == 0 && buf[0] == 0x85) {
403 dev->tuner = TUNER_RTL2832_MT2266;
404 dev->tuner_name = "MT2266";
405 goto tuner_found;
406 }
407
408
409 ret = rtl28xxu_ctrl_msg(d, &req_fc2580);
410 if (ret == 0 && buf[0] == 0x56) {
411 dev->tuner = TUNER_RTL2832_FC2580;
412 dev->tuner_name = "FC2580";
413 goto tuner_found;
414 }
415
416
417 ret = rtl28xxu_ctrl_msg(d, &req_mt2063);
418 if (ret == 0 && (buf[0] == 0x9e || buf[0] == 0x9c)) {
419 dev->tuner = TUNER_RTL2832_MT2063;
420 dev->tuner_name = "MT2063";
421 goto tuner_found;
422 }
423
424
425 ret = rtl28xxu_ctrl_msg(d, &req_max3543);
426 if (ret == 0 && buf[0] == 0x38) {
427 dev->tuner = TUNER_RTL2832_MAX3543;
428 dev->tuner_name = "MAX3543";
429 goto tuner_found;
430 }
431
432
433 ret = rtl28xxu_ctrl_msg(d, &req_tua9001);
434 if (ret == 0 && buf[0] == 0x23 && buf[1] == 0x28) {
435 dev->tuner = TUNER_RTL2832_TUA9001;
436 dev->tuner_name = "TUA9001";
437 goto tuner_found;
438 }
439
440
441 ret = rtl28xxu_ctrl_msg(d, &req_mxl5007t);
442 if (ret == 0 && buf[0] == 0x14) {
443 dev->tuner = TUNER_RTL2832_MXL5007T;
444 dev->tuner_name = "MXL5007T";
445 goto tuner_found;
446 }
447
448
449 ret = rtl28xxu_ctrl_msg(d, &req_e4000);
450 if (ret == 0 && buf[0] == 0x40) {
451 dev->tuner = TUNER_RTL2832_E4000;
452 dev->tuner_name = "E4000";
453 goto tuner_found;
454 }
455
456
457 ret = rtl28xxu_ctrl_msg(d, &req_tda18272);
458 if (ret == 0 && (buf[0] == 0xc7 || buf[1] == 0x60)) {
459 dev->tuner = TUNER_RTL2832_TDA18272;
460 dev->tuner_name = "TDA18272";
461 goto tuner_found;
462 }
463
464
465 ret = rtl28xxu_ctrl_msg(d, &req_r820t);
466 if (ret == 0 && buf[0] == 0x69) {
467 dev->tuner = TUNER_RTL2832_R820T;
468 dev->tuner_name = "R820T";
469 goto tuner_found;
470 }
471
472
473 ret = rtl28xxu_ctrl_msg(d, &req_r828d);
474 if (ret == 0 && buf[0] == 0x69) {
475 dev->tuner = TUNER_RTL2832_R828D;
476 dev->tuner_name = "R828D";
477 goto tuner_found;
478 }
479
480tuner_found:
481 dev_dbg(&d->intf->dev, "tuner=%s\n", dev->tuner_name);
482
483
484 if (dev->tuner == TUNER_RTL2832_R828D) {
485
486 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x01, 0x01);
487 if (ret)
488 goto err;
489
490 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_DIR, 0x00, 0x01);
491 if (ret)
492 goto err;
493
494 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x01, 0x01);
495 if (ret)
496 goto err;
497
498
499 ret = rtl28xxu_ctrl_msg(d, &req_mn88472);
500 if (ret == 0 && buf[0] == 0x02) {
501 dev_dbg(&d->intf->dev, "MN88472 found\n");
502 dev->slave_demod = SLAVE_DEMOD_MN88472;
503 goto demod_found;
504 }
505
506 ret = rtl28xxu_ctrl_msg(d, &req_mn88473);
507 if (ret == 0 && buf[0] == 0x03) {
508 dev_dbg(&d->intf->dev, "MN88473 found\n");
509 dev->slave_demod = SLAVE_DEMOD_MN88473;
510 goto demod_found;
511 }
512 }
513
514demod_found:
515
516 ret = rtl28xxu_ctrl_msg(d, &req_gate_close);
517 if (ret < 0)
518 goto err;
519
520 return 0;
521err:
522 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
523 return ret;
524}
525
526static int rtl28xxu_read_config(struct dvb_usb_device *d)
527{
528 struct rtl28xxu_dev *dev = d_to_priv(d);
529
530 if (dev->chip_id == CHIP_ID_RTL2831U)
531 return rtl2831u_read_config(d);
532 else
533 return rtl2832u_read_config(d);
534}
535
536static int rtl28xxu_identify_state(struct dvb_usb_device *d, const char **name)
537{
538 struct rtl28xxu_dev *dev = d_to_priv(d);
539 int ret;
540 struct rtl28xxu_req req_demod_i2c = {0x0020, CMD_I2C_DA_RD, 0, NULL};
541
542 dev_dbg(&d->intf->dev, "\n");
543
544
545
546
547
548 ret = rtl28xxu_ctrl_msg(d, &req_demod_i2c);
549 if (ret == -EPIPE) {
550 dev->chip_id = CHIP_ID_RTL2831U;
551 } else if (ret == 0) {
552 dev->chip_id = CHIP_ID_RTL2832U;
553 } else {
554 dev_err(&d->intf->dev, "chip type detection failed %d\n", ret);
555 goto err;
556 }
557 dev_dbg(&d->intf->dev, "chip_id=%u\n", dev->chip_id);
558
559 return WARM;
560err:
561 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
562 return ret;
563}
564
565static const struct rtl2830_platform_data rtl2830_mt2060_platform_data = {
566 .clk = 28800000,
567 .spec_inv = 1,
568 .vtop = 0x20,
569 .krf = 0x04,
570 .agc_targ_val = 0x2d,
571
572};
573
574static const struct rtl2830_platform_data rtl2830_qt1010_platform_data = {
575 .clk = 28800000,
576 .spec_inv = 1,
577 .vtop = 0x20,
578 .krf = 0x04,
579 .agc_targ_val = 0x2d,
580};
581
582static const struct rtl2830_platform_data rtl2830_mxl5005s_platform_data = {
583 .clk = 28800000,
584 .spec_inv = 0,
585 .vtop = 0x3f,
586 .krf = 0x04,
587 .agc_targ_val = 0x3e,
588};
589
590static int rtl2831u_frontend_attach(struct dvb_usb_adapter *adap)
591{
592 struct dvb_usb_device *d = adap_to_d(adap);
593 struct rtl28xxu_dev *dev = d_to_priv(d);
594 struct rtl2830_platform_data *pdata = &dev->rtl2830_platform_data;
595 struct i2c_board_info board_info;
596 struct i2c_client *client;
597 int ret;
598
599 dev_dbg(&d->intf->dev, "\n");
600
601 switch (dev->tuner) {
602 case TUNER_RTL2830_QT1010:
603 *pdata = rtl2830_qt1010_platform_data;
604 break;
605 case TUNER_RTL2830_MT2060:
606 *pdata = rtl2830_mt2060_platform_data;
607 break;
608 case TUNER_RTL2830_MXL5005S:
609 *pdata = rtl2830_mxl5005s_platform_data;
610 break;
611 default:
612 dev_err(&d->intf->dev, "unknown tuner %s\n", dev->tuner_name);
613 ret = -ENODEV;
614 goto err;
615 }
616
617
618 memset(&board_info, 0, sizeof(board_info));
619 strlcpy(board_info.type, "rtl2830", I2C_NAME_SIZE);
620 board_info.addr = 0x10;
621 board_info.platform_data = pdata;
622 request_module("%s", board_info.type);
623 client = i2c_new_device(&d->i2c_adap, &board_info);
624 if (client == NULL || client->dev.driver == NULL) {
625 ret = -ENODEV;
626 goto err;
627 }
628
629 if (!try_module_get(client->dev.driver->owner)) {
630 i2c_unregister_device(client);
631 ret = -ENODEV;
632 goto err;
633 }
634
635 adap->fe[0] = pdata->get_dvb_frontend(client);
636 dev->demod_i2c_adapter = pdata->get_i2c_adapter(client);
637
638 dev->i2c_client_demod = client;
639
640 return 0;
641err:
642 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
643 return ret;
644}
645
646static const struct rtl2832_platform_data rtl2832_fc0012_platform_data = {
647 .clk = 28800000,
648 .tuner = TUNER_RTL2832_FC0012
649};
650
651static const struct rtl2832_platform_data rtl2832_fc0013_platform_data = {
652 .clk = 28800000,
653 .tuner = TUNER_RTL2832_FC0013
654};
655
656static const struct rtl2832_platform_data rtl2832_tua9001_platform_data = {
657 .clk = 28800000,
658 .tuner = TUNER_RTL2832_TUA9001,
659};
660
661static const struct rtl2832_platform_data rtl2832_e4000_platform_data = {
662 .clk = 28800000,
663 .tuner = TUNER_RTL2832_E4000,
664};
665
666static const struct rtl2832_platform_data rtl2832_r820t_platform_data = {
667 .clk = 28800000,
668 .tuner = TUNER_RTL2832_R820T,
669};
670
671static int rtl2832u_fc0012_tuner_callback(struct dvb_usb_device *d,
672 int cmd, int arg)
673{
674 int ret;
675 u8 val;
676
677 dev_dbg(&d->intf->dev, "cmd=%d arg=%d\n", cmd, arg);
678
679 switch (cmd) {
680 case FC_FE_CALLBACK_VHF_ENABLE:
681
682 ret = rtl28xxu_rd_reg(d, SYS_GPIO_OUT_VAL, &val);
683 if (ret)
684 goto err;
685
686 if (arg)
687 val &= 0xbf;
688 else
689 val |= 0x40;
690
691
692 ret = rtl28xxu_wr_reg(d, SYS_GPIO_OUT_VAL, val);
693 if (ret)
694 goto err;
695 break;
696 default:
697 ret = -EINVAL;
698 goto err;
699 }
700 return 0;
701err:
702 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
703 return ret;
704}
705
706static int rtl2832u_tua9001_tuner_callback(struct dvb_usb_device *d,
707 int cmd, int arg)
708{
709 int ret;
710 u8 val;
711
712 dev_dbg(&d->intf->dev, "cmd=%d arg=%d\n", cmd, arg);
713
714
715
716
717
718
719
720 switch (cmd) {
721 case TUA9001_CMD_RESETN:
722 if (arg)
723 val = (1 << 4);
724 else
725 val = (0 << 4);
726
727 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, val, 0x10);
728 if (ret)
729 goto err;
730 break;
731 case TUA9001_CMD_RXEN:
732 if (arg)
733 val = (1 << 1);
734 else
735 val = (0 << 1);
736
737 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, val, 0x02);
738 if (ret)
739 goto err;
740 break;
741 }
742
743 return 0;
744err:
745 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
746 return ret;
747}
748
749static int rtl2832u_frontend_callback(void *adapter_priv, int component,
750 int cmd, int arg)
751{
752 struct i2c_adapter *adapter = adapter_priv;
753 struct device *parent = adapter->dev.parent;
754 struct i2c_adapter *parent_adapter;
755 struct dvb_usb_device *d;
756 struct rtl28xxu_dev *dev;
757
758
759
760
761
762
763
764 if (parent != NULL && parent->type == &i2c_adapter_type)
765 parent_adapter = to_i2c_adapter(parent);
766 else
767 return -EINVAL;
768
769 d = i2c_get_adapdata(parent_adapter);
770 dev = d->priv;
771
772 dev_dbg(&d->intf->dev, "component=%d cmd=%d arg=%d\n",
773 component, cmd, arg);
774
775 switch (component) {
776 case DVB_FRONTEND_COMPONENT_TUNER:
777 switch (dev->tuner) {
778 case TUNER_RTL2832_FC0012:
779 return rtl2832u_fc0012_tuner_callback(d, cmd, arg);
780 case TUNER_RTL2832_TUA9001:
781 return rtl2832u_tua9001_tuner_callback(d, cmd, arg);
782 }
783 }
784
785 return 0;
786}
787
788static int rtl2832u_frontend_attach(struct dvb_usb_adapter *adap)
789{
790 struct dvb_usb_device *d = adap_to_d(adap);
791 struct rtl28xxu_dev *dev = d_to_priv(d);
792 struct rtl2832_platform_data *pdata = &dev->rtl2832_platform_data;
793 struct i2c_board_info board_info;
794 struct i2c_client *client;
795 int ret;
796
797 dev_dbg(&d->intf->dev, "\n");
798
799 switch (dev->tuner) {
800 case TUNER_RTL2832_FC0012:
801 *pdata = rtl2832_fc0012_platform_data;
802 break;
803 case TUNER_RTL2832_FC0013:
804 *pdata = rtl2832_fc0013_platform_data;
805 break;
806 case TUNER_RTL2832_FC2580:
807
808 *pdata = rtl2832_fc0012_platform_data;
809 break;
810 case TUNER_RTL2832_TUA9001:
811 *pdata = rtl2832_tua9001_platform_data;
812 break;
813 case TUNER_RTL2832_E4000:
814 *pdata = rtl2832_e4000_platform_data;
815 break;
816 case TUNER_RTL2832_R820T:
817 case TUNER_RTL2832_R828D:
818 *pdata = rtl2832_r820t_platform_data;
819 break;
820 default:
821 dev_err(&d->intf->dev, "unknown tuner %s\n", dev->tuner_name);
822 ret = -ENODEV;
823 goto err;
824 }
825
826
827 memset(&board_info, 0, sizeof(board_info));
828 strlcpy(board_info.type, "rtl2832", I2C_NAME_SIZE);
829 board_info.addr = 0x10;
830 board_info.platform_data = pdata;
831 request_module("%s", board_info.type);
832 client = i2c_new_device(&d->i2c_adap, &board_info);
833 if (client == NULL || client->dev.driver == NULL) {
834 ret = -ENODEV;
835 goto err;
836 }
837
838 if (!try_module_get(client->dev.driver->owner)) {
839 i2c_unregister_device(client);
840 ret = -ENODEV;
841 goto err;
842 }
843
844 adap->fe[0] = pdata->get_dvb_frontend(client);
845 dev->demod_i2c_adapter = pdata->get_i2c_adapter(client);
846
847 dev->i2c_client_demod = client;
848
849
850 adap->fe[0]->callback = rtl2832u_frontend_callback;
851
852 if (dev->slave_demod) {
853 struct i2c_board_info info = {};
854
855
856
857
858
859 ret = 0;
860
861
862 if (dev->slave_demod == SLAVE_DEMOD_MN88472) {
863 struct mn88472_config mn88472_config = {};
864
865 mn88472_config.fe = &adap->fe[1];
866 mn88472_config.i2c_wr_max = 22,
867 strlcpy(info.type, "mn88472", I2C_NAME_SIZE);
868 mn88472_config.xtal = 20500000;
869 mn88472_config.ts_mode = SERIAL_TS_MODE;
870 mn88472_config.ts_clock = VARIABLE_TS_CLOCK;
871 info.addr = 0x18;
872 info.platform_data = &mn88472_config;
873 request_module(info.type);
874 client = i2c_new_device(&d->i2c_adap, &info);
875 if (client == NULL || client->dev.driver == NULL) {
876 dev->slave_demod = SLAVE_DEMOD_NONE;
877 goto err_slave_demod_failed;
878 }
879
880 if (!try_module_get(client->dev.driver->owner)) {
881 i2c_unregister_device(client);
882 dev->slave_demod = SLAVE_DEMOD_NONE;
883 goto err_slave_demod_failed;
884 }
885
886 dev->i2c_client_slave_demod = client;
887 } else {
888 struct mn88473_config mn88473_config = {};
889
890 mn88473_config.fe = &adap->fe[1];
891 mn88473_config.i2c_wr_max = 22,
892 strlcpy(info.type, "mn88473", I2C_NAME_SIZE);
893 info.addr = 0x18;
894 info.platform_data = &mn88473_config;
895 request_module(info.type);
896 client = i2c_new_device(&d->i2c_adap, &info);
897 if (client == NULL || client->dev.driver == NULL) {
898 dev->slave_demod = SLAVE_DEMOD_NONE;
899 goto err_slave_demod_failed;
900 }
901
902 if (!try_module_get(client->dev.driver->owner)) {
903 i2c_unregister_device(client);
904 dev->slave_demod = SLAVE_DEMOD_NONE;
905 goto err_slave_demod_failed;
906 }
907
908 dev->i2c_client_slave_demod = client;
909 }
910 }
911
912 return 0;
913err_slave_demod_failed:
914err:
915 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
916 return ret;
917}
918
919static int rtl28xxu_frontend_attach(struct dvb_usb_adapter *adap)
920{
921 struct rtl28xxu_dev *dev = adap_to_priv(adap);
922
923 if (dev->chip_id == CHIP_ID_RTL2831U)
924 return rtl2831u_frontend_attach(adap);
925 else
926 return rtl2832u_frontend_attach(adap);
927}
928
929static int rtl28xxu_frontend_detach(struct dvb_usb_adapter *adap)
930{
931 struct dvb_usb_device *d = adap_to_d(adap);
932 struct rtl28xxu_dev *dev = d_to_priv(d);
933 struct i2c_client *client;
934
935 dev_dbg(&d->intf->dev, "\n");
936
937
938 client = dev->i2c_client_slave_demod;
939 if (client) {
940 module_put(client->dev.driver->owner);
941 i2c_unregister_device(client);
942 }
943
944
945 client = dev->i2c_client_demod;
946 if (client) {
947 module_put(client->dev.driver->owner);
948 i2c_unregister_device(client);
949 }
950
951 return 0;
952}
953
954static struct qt1010_config rtl28xxu_qt1010_config = {
955 .i2c_address = 0x62,
956};
957
958static struct mt2060_config rtl28xxu_mt2060_config = {
959 .i2c_address = 0x60,
960 .clock_out = 0,
961};
962
963static struct mxl5005s_config rtl28xxu_mxl5005s_config = {
964 .i2c_address = 0x63,
965 .if_freq = IF_FREQ_4570000HZ,
966 .xtal_freq = CRYSTAL_FREQ_16000000HZ,
967 .agc_mode = MXL_SINGLE_AGC,
968 .tracking_filter = MXL_TF_C_H,
969 .rssi_enable = MXL_RSSI_ENABLE,
970 .cap_select = MXL_CAP_SEL_ENABLE,
971 .div_out = MXL_DIV_OUT_4,
972 .clock_out = MXL_CLOCK_OUT_DISABLE,
973 .output_load = MXL5005S_IF_OUTPUT_LOAD_200_OHM,
974 .top = MXL5005S_TOP_25P2,
975 .mod_mode = MXL_DIGITAL_MODE,
976 .if_mode = MXL_ZERO_IF,
977 .AgcMasterByte = 0x00,
978};
979
980static int rtl2831u_tuner_attach(struct dvb_usb_adapter *adap)
981{
982 int ret;
983 struct dvb_usb_device *d = adap_to_d(adap);
984 struct rtl28xxu_dev *dev = d_to_priv(d);
985 struct dvb_frontend *fe;
986
987 dev_dbg(&d->intf->dev, "\n");
988
989 switch (dev->tuner) {
990 case TUNER_RTL2830_QT1010:
991 fe = dvb_attach(qt1010_attach, adap->fe[0],
992 dev->demod_i2c_adapter,
993 &rtl28xxu_qt1010_config);
994 break;
995 case TUNER_RTL2830_MT2060:
996 fe = dvb_attach(mt2060_attach, adap->fe[0],
997 dev->demod_i2c_adapter,
998 &rtl28xxu_mt2060_config, 1220);
999 break;
1000 case TUNER_RTL2830_MXL5005S:
1001 fe = dvb_attach(mxl5005s_attach, adap->fe[0],
1002 dev->demod_i2c_adapter,
1003 &rtl28xxu_mxl5005s_config);
1004 break;
1005 default:
1006 fe = NULL;
1007 dev_err(&d->intf->dev, "unknown tuner %d\n", dev->tuner);
1008 }
1009
1010 if (fe == NULL) {
1011 ret = -ENODEV;
1012 goto err;
1013 }
1014
1015 return 0;
1016err:
1017 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1018 return ret;
1019}
1020
1021static const struct fc2580_config rtl2832u_fc2580_config = {
1022 .i2c_addr = 0x56,
1023 .clock = 16384000,
1024};
1025
1026static struct tua9001_config rtl2832u_tua9001_config = {
1027 .i2c_addr = 0x60,
1028};
1029
1030static const struct fc0012_config rtl2832u_fc0012_config = {
1031 .i2c_address = 0x63,
1032 .xtal_freq = FC_XTAL_28_8_MHZ,
1033};
1034
1035static const struct r820t_config rtl2832u_r820t_config = {
1036 .i2c_addr = 0x1a,
1037 .xtal = 28800000,
1038 .max_i2c_msg_len = 2,
1039 .rafael_chip = CHIP_R820T,
1040};
1041
1042static const struct r820t_config rtl2832u_r828d_config = {
1043 .i2c_addr = 0x3a,
1044 .xtal = 16000000,
1045 .max_i2c_msg_len = 2,
1046 .rafael_chip = CHIP_R828D,
1047};
1048
1049static int rtl2832u_tuner_attach(struct dvb_usb_adapter *adap)
1050{
1051 int ret;
1052 struct dvb_usb_device *d = adap_to_d(adap);
1053 struct rtl28xxu_dev *dev = d_to_priv(d);
1054 struct dvb_frontend *fe = NULL;
1055 struct i2c_board_info info;
1056 struct i2c_client *client;
1057 struct v4l2_subdev *subdev = NULL;
1058 struct platform_device *pdev;
1059 struct rtl2832_sdr_platform_data pdata;
1060
1061 dev_dbg(&d->intf->dev, "\n");
1062
1063 memset(&info, 0, sizeof(struct i2c_board_info));
1064 memset(&pdata, 0, sizeof(pdata));
1065
1066 switch (dev->tuner) {
1067 case TUNER_RTL2832_FC0012:
1068 fe = dvb_attach(fc0012_attach, adap->fe[0],
1069 dev->demod_i2c_adapter, &rtl2832u_fc0012_config);
1070
1071
1072
1073 adap->fe[0]->ops.read_signal_strength =
1074 adap->fe[0]->ops.tuner_ops.get_rf_strength;
1075 break;
1076 case TUNER_RTL2832_FC0013:
1077 fe = dvb_attach(fc0013_attach, adap->fe[0],
1078 dev->demod_i2c_adapter, 0xc6>>1, 0, FC_XTAL_28_8_MHZ);
1079
1080
1081 adap->fe[0]->ops.read_signal_strength =
1082 adap->fe[0]->ops.tuner_ops.get_rf_strength;
1083 break;
1084 case TUNER_RTL2832_E4000: {
1085 struct e4000_config e4000_config = {
1086 .fe = adap->fe[0],
1087 .clock = 28800000,
1088 };
1089
1090 strlcpy(info.type, "e4000", I2C_NAME_SIZE);
1091 info.addr = 0x64;
1092 info.platform_data = &e4000_config;
1093
1094 request_module(info.type);
1095 client = i2c_new_device(dev->demod_i2c_adapter, &info);
1096 if (client == NULL || client->dev.driver == NULL)
1097 break;
1098
1099 if (!try_module_get(client->dev.driver->owner)) {
1100 i2c_unregister_device(client);
1101 break;
1102 }
1103
1104 dev->i2c_client_tuner = client;
1105 subdev = i2c_get_clientdata(client);
1106 }
1107 break;
1108 case TUNER_RTL2832_FC2580:
1109 fe = dvb_attach(fc2580_attach, adap->fe[0],
1110 dev->demod_i2c_adapter,
1111 &rtl2832u_fc2580_config);
1112 break;
1113 case TUNER_RTL2832_TUA9001:
1114
1115 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_DIR, 0x00, 0x12);
1116 if (ret)
1117 goto err;
1118
1119 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x12, 0x12);
1120 if (ret)
1121 goto err;
1122
1123 fe = dvb_attach(tua9001_attach, adap->fe[0],
1124 dev->demod_i2c_adapter,
1125 &rtl2832u_tua9001_config);
1126 break;
1127 case TUNER_RTL2832_R820T:
1128 fe = dvb_attach(r820t_attach, adap->fe[0],
1129 dev->demod_i2c_adapter,
1130 &rtl2832u_r820t_config);
1131
1132
1133 adap->fe[0]->ops.read_signal_strength =
1134 adap->fe[0]->ops.tuner_ops.get_rf_strength;
1135 break;
1136 case TUNER_RTL2832_R828D:
1137 fe = dvb_attach(r820t_attach, adap->fe[0],
1138 dev->demod_i2c_adapter,
1139 &rtl2832u_r828d_config);
1140 adap->fe[0]->ops.read_signal_strength =
1141 adap->fe[0]->ops.tuner_ops.get_rf_strength;
1142
1143 if (adap->fe[1]) {
1144 fe = dvb_attach(r820t_attach, adap->fe[1],
1145 dev->demod_i2c_adapter,
1146 &rtl2832u_r828d_config);
1147 adap->fe[1]->ops.read_signal_strength =
1148 adap->fe[1]->ops.tuner_ops.get_rf_strength;
1149 }
1150 break;
1151 default:
1152 dev_err(&d->intf->dev, "unknown tuner %d\n", dev->tuner);
1153 }
1154 if (fe == NULL && dev->i2c_client_tuner == NULL) {
1155 ret = -ENODEV;
1156 goto err;
1157 }
1158
1159
1160 switch (dev->tuner) {
1161 case TUNER_RTL2832_FC0012:
1162 case TUNER_RTL2832_FC0013:
1163 case TUNER_RTL2832_E4000:
1164 case TUNER_RTL2832_R820T:
1165 case TUNER_RTL2832_R828D:
1166 pdata.clk = dev->rtl2832_platform_data.clk;
1167 pdata.tuner = dev->tuner;
1168 pdata.i2c_client = dev->i2c_client_demod;
1169 pdata.bulk_read = dev->rtl2832_platform_data.bulk_read;
1170 pdata.bulk_write = dev->rtl2832_platform_data.bulk_write;
1171 pdata.update_bits = dev->rtl2832_platform_data.update_bits;
1172 pdata.dvb_frontend = adap->fe[0];
1173 pdata.dvb_usb_device = d;
1174 pdata.v4l2_subdev = subdev;
1175
1176 request_module("%s", "rtl2832_sdr");
1177 pdev = platform_device_register_data(&d->intf->dev,
1178 "rtl2832_sdr",
1179 PLATFORM_DEVID_AUTO,
1180 &pdata, sizeof(pdata));
1181 if (pdev == NULL || pdev->dev.driver == NULL)
1182 break;
1183 dev->platform_device_sdr = pdev;
1184 break;
1185 default:
1186 dev_dbg(&d->intf->dev, "no SDR for tuner=%d\n", dev->tuner);
1187 }
1188
1189 return 0;
1190err:
1191 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1192 return ret;
1193}
1194
1195static int rtl28xxu_tuner_attach(struct dvb_usb_adapter *adap)
1196{
1197 struct rtl28xxu_dev *dev = adap_to_priv(adap);
1198
1199 if (dev->chip_id == CHIP_ID_RTL2831U)
1200 return rtl2831u_tuner_attach(adap);
1201 else
1202 return rtl2832u_tuner_attach(adap);
1203}
1204
1205static int rtl28xxu_tuner_detach(struct dvb_usb_adapter *adap)
1206{
1207 struct dvb_usb_device *d = adap_to_d(adap);
1208 struct rtl28xxu_dev *dev = d_to_priv(d);
1209 struct i2c_client *client;
1210 struct platform_device *pdev;
1211
1212 dev_dbg(&d->intf->dev, "\n");
1213
1214
1215 pdev = dev->platform_device_sdr;
1216 if (pdev)
1217 platform_device_unregister(pdev);
1218
1219
1220 client = dev->i2c_client_tuner;
1221 if (client) {
1222 module_put(client->dev.driver->owner);
1223 i2c_unregister_device(client);
1224 }
1225
1226 return 0;
1227}
1228
1229static int rtl28xxu_init(struct dvb_usb_device *d)
1230{
1231 int ret;
1232 u8 val;
1233
1234 dev_dbg(&d->intf->dev, "\n");
1235
1236
1237 ret = rtl28xxu_rd_reg(d, USB_SYSCTL_0, &val);
1238 if (ret)
1239 goto err;
1240
1241
1242 val |= 0x09;
1243 ret = rtl28xxu_wr_reg(d, USB_SYSCTL_0, val);
1244 if (ret)
1245 goto err;
1246
1247
1248 ret = rtl28xxu_wr_regs(d, USB_EPA_MAXPKT, "\x00\x02\x00\x00", 4);
1249 if (ret)
1250 goto err;
1251
1252
1253 ret = rtl28xxu_wr_regs(d, USB_EPA_FIFO_CFG, "\x14\x00\x00\x00", 4);
1254 if (ret)
1255 goto err;
1256
1257 return ret;
1258err:
1259 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1260 return ret;
1261}
1262
1263static int rtl2831u_power_ctrl(struct dvb_usb_device *d, int onoff)
1264{
1265 int ret;
1266 u8 gpio, sys0, epa_ctl[2];
1267
1268 dev_dbg(&d->intf->dev, "onoff=%d\n", onoff);
1269
1270
1271 ret = rtl28xxu_rd_reg(d, SYS_SYS0, &sys0);
1272 if (ret)
1273 goto err;
1274
1275
1276 ret = rtl28xxu_rd_reg(d, SYS_GPIO_OUT_VAL, &gpio);
1277 if (ret)
1278 goto err;
1279
1280 dev_dbg(&d->intf->dev, "RD SYS0=%02x GPIO_OUT_VAL=%02x\n", sys0, gpio);
1281
1282 if (onoff) {
1283 gpio |= 0x01;
1284 gpio &= (~0x10);
1285 gpio |= 0x04;
1286 sys0 = sys0 & 0x0f;
1287 sys0 |= 0xe0;
1288 epa_ctl[0] = 0x00;
1289 epa_ctl[1] = 0x00;
1290 } else {
1291 gpio &= (~0x01);
1292 gpio |= 0x10;
1293 gpio &= (~0x04);
1294 sys0 = sys0 & (~0xc0);
1295 epa_ctl[0] = 0x10;
1296 epa_ctl[1] = 0x02;
1297 }
1298
1299 dev_dbg(&d->intf->dev, "WR SYS0=%02x GPIO_OUT_VAL=%02x\n", sys0, gpio);
1300
1301
1302 ret = rtl28xxu_wr_reg(d, SYS_SYS0, sys0);
1303 if (ret)
1304 goto err;
1305
1306
1307 ret = rtl28xxu_wr_reg(d, SYS_GPIO_OUT_VAL, gpio);
1308 if (ret)
1309 goto err;
1310
1311
1312 ret = rtl28xxu_wr_regs(d, USB_EPA_CTL, epa_ctl, 2);
1313 if (ret)
1314 goto err;
1315
1316 if (onoff)
1317 usb_clear_halt(d->udev, usb_rcvbulkpipe(d->udev, 0x81));
1318
1319 return ret;
1320err:
1321 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1322 return ret;
1323}
1324
1325static int rtl2832u_power_ctrl(struct dvb_usb_device *d, int onoff)
1326{
1327 int ret;
1328
1329 dev_dbg(&d->intf->dev, "onoff=%d\n", onoff);
1330
1331 if (onoff) {
1332
1333 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x08, 0x18);
1334 if (ret)
1335 goto err;
1336
1337
1338 ret = rtl28xxu_wr_reg_mask(d, SYS_DEMOD_CTL1, 0x00, 0x10);
1339 if (ret)
1340 goto err;
1341
1342
1343 ret = rtl28xxu_wr_reg_mask(d, SYS_DEMOD_CTL, 0x80, 0x80);
1344 if (ret)
1345 goto err;
1346
1347
1348 ret = rtl28xxu_wr_reg_mask(d, SYS_DEMOD_CTL, 0x20, 0x20);
1349 if (ret)
1350 goto err;
1351
1352
1353 ret = rtl28xxu_wr_regs(d, USB_EPA_CTL, "\x00\x00", 2);
1354 if (ret)
1355 goto err;
1356
1357 ret = usb_clear_halt(d->udev, usb_rcvbulkpipe(d->udev, 0x81));
1358 if (ret)
1359 goto err;
1360 } else {
1361
1362 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x10, 0x10);
1363 if (ret)
1364 goto err;
1365
1366
1367 ret = rtl28xxu_wr_reg_mask(d, SYS_DEMOD_CTL, 0x00, 0x80);
1368 if (ret)
1369 goto err;
1370
1371
1372 ret = rtl28xxu_wr_regs(d, USB_EPA_CTL, "\x10\x02", 2);
1373 if (ret)
1374 goto err;
1375 }
1376
1377 return ret;
1378err:
1379 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1380 return ret;
1381}
1382
1383static int rtl28xxu_power_ctrl(struct dvb_usb_device *d, int onoff)
1384{
1385 struct rtl28xxu_dev *dev = d_to_priv(d);
1386
1387 if (dev->chip_id == CHIP_ID_RTL2831U)
1388 return rtl2831u_power_ctrl(d, onoff);
1389 else
1390 return rtl2832u_power_ctrl(d, onoff);
1391}
1392
1393static int rtl28xxu_frontend_ctrl(struct dvb_frontend *fe, int onoff)
1394{
1395 struct dvb_usb_device *d = fe_to_d(fe);
1396 struct rtl28xxu_dev *dev = fe_to_priv(fe);
1397 struct rtl2832_platform_data *pdata = &dev->rtl2832_platform_data;
1398 int ret;
1399 u8 val;
1400
1401 dev_dbg(&d->intf->dev, "fe=%d onoff=%d\n", fe->id, onoff);
1402
1403 if (dev->chip_id == CHIP_ID_RTL2831U)
1404 return 0;
1405
1406
1407 if (fe->id == 0 && onoff)
1408 val = 0x48;
1409 else
1410 val = 0x00;
1411
1412 ret = rtl28xxu_wr_reg_mask(d, SYS_DEMOD_CTL, val, 0x48);
1413 if (ret)
1414 goto err;
1415
1416
1417 if (fe->id == 1 && onoff) {
1418 ret = pdata->enable_slave_ts(dev->i2c_client_demod);
1419 if (ret)
1420 goto err;
1421 }
1422
1423 return 0;
1424err:
1425 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1426 return ret;
1427}
1428
1429#if IS_ENABLED(CONFIG_RC_CORE)
1430static int rtl2831u_rc_query(struct dvb_usb_device *d)
1431{
1432 int ret, i;
1433 struct rtl28xxu_dev *dev = d->priv;
1434 u8 buf[5];
1435 u32 rc_code;
1436 struct rtl28xxu_reg_val rc_nec_tab[] = {
1437 { 0x3033, 0x80 },
1438 { 0x3020, 0x43 },
1439 { 0x3021, 0x16 },
1440 { 0x3022, 0x16 },
1441 { 0x3023, 0x5a },
1442 { 0x3024, 0x2d },
1443 { 0x3025, 0x16 },
1444 { 0x3026, 0x01 },
1445 { 0x3028, 0xb0 },
1446 { 0x3029, 0x04 },
1447 { 0x302c, 0x88 },
1448 { 0x302e, 0x13 },
1449 { 0x3030, 0xdf },
1450 { 0x3031, 0x05 },
1451 };
1452
1453
1454 if (!dev->rc_active) {
1455 for (i = 0; i < ARRAY_SIZE(rc_nec_tab); i++) {
1456 ret = rtl28xxu_wr_reg(d, rc_nec_tab[i].reg,
1457 rc_nec_tab[i].val);
1458 if (ret)
1459 goto err;
1460 }
1461 dev->rc_active = true;
1462 }
1463
1464 ret = rtl28xxu_rd_regs(d, SYS_IRRC_RP, buf, 5);
1465 if (ret)
1466 goto err;
1467
1468 if (buf[4] & 0x01) {
1469 if (buf[2] == (u8) ~buf[3]) {
1470 if (buf[0] == (u8) ~buf[1]) {
1471
1472 rc_code = RC_SCANCODE_NEC(buf[0], buf[2]);
1473 } else {
1474
1475 rc_code = RC_SCANCODE_NECX(buf[0] << 8 | buf[1],
1476 buf[2]);
1477 }
1478 } else {
1479
1480 rc_code = RC_SCANCODE_NEC32(buf[0] << 24 | buf[1] << 16 |
1481 buf[2] << 8 | buf[3]);
1482 }
1483
1484 rc_keydown(d->rc_dev, RC_TYPE_NEC, rc_code, 0);
1485
1486 ret = rtl28xxu_wr_reg(d, SYS_IRRC_SR, 1);
1487 if (ret)
1488 goto err;
1489
1490
1491 ret = rtl28xxu_wr_reg(d, SYS_IRRC_SR, 1);
1492 if (ret)
1493 goto err;
1494 }
1495
1496 return ret;
1497err:
1498 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1499 return ret;
1500}
1501
1502static int rtl2831u_get_rc_config(struct dvb_usb_device *d,
1503 struct dvb_usb_rc *rc)
1504{
1505 rc->map_name = RC_MAP_EMPTY;
1506 rc->allowed_protos = RC_BIT_NEC;
1507 rc->query = rtl2831u_rc_query;
1508 rc->interval = 400;
1509
1510 return 0;
1511}
1512
1513static int rtl2832u_rc_query(struct dvb_usb_device *d)
1514{
1515 int ret, i, len;
1516 struct rtl28xxu_dev *dev = d->priv;
1517 struct ir_raw_event ev;
1518 u8 buf[128];
1519 static const struct rtl28xxu_reg_val_mask refresh_tab[] = {
1520 {IR_RX_IF, 0x03, 0xff},
1521 {IR_RX_BUF_CTRL, 0x80, 0xff},
1522 {IR_RX_CTRL, 0x80, 0xff},
1523 };
1524
1525
1526 if (!dev->rc_active) {
1527 static const struct rtl28xxu_reg_val_mask init_tab[] = {
1528 {SYS_DEMOD_CTL1, 0x00, 0x04},
1529 {SYS_DEMOD_CTL1, 0x00, 0x08},
1530 {USB_CTRL, 0x20, 0x20},
1531 {SYS_GPIO_DIR, 0x00, 0x08},
1532 {SYS_GPIO_OUT_EN, 0x08, 0x08},
1533 {SYS_GPIO_OUT_VAL, 0x08, 0x08},
1534 {IR_MAX_DURATION0, 0xd0, 0xff},
1535 {IR_MAX_DURATION1, 0x07, 0xff},
1536 {IR_IDLE_LEN0, 0xc0, 0xff},
1537 {IR_IDLE_LEN1, 0x00, 0xff},
1538 {IR_GLITCH_LEN, 0x03, 0xff},
1539 {IR_RX_CLK, 0x09, 0xff},
1540 {IR_RX_CFG, 0x1c, 0xff},
1541 {IR_MAX_H_TOL_LEN, 0x1e, 0xff},
1542 {IR_MAX_L_TOL_LEN, 0x1e, 0xff},
1543 {IR_RX_CTRL, 0x80, 0xff},
1544 };
1545
1546 for (i = 0; i < ARRAY_SIZE(init_tab); i++) {
1547 ret = rtl28xxu_wr_reg_mask(d, init_tab[i].reg,
1548 init_tab[i].val, init_tab[i].mask);
1549 if (ret)
1550 goto err;
1551 }
1552
1553 dev->rc_active = true;
1554 }
1555
1556 ret = rtl28xxu_rd_reg(d, IR_RX_IF, &buf[0]);
1557 if (ret)
1558 goto err;
1559
1560 if (buf[0] != 0x83)
1561 goto exit;
1562
1563 ret = rtl28xxu_rd_reg(d, IR_RX_BC, &buf[0]);
1564 if (ret)
1565 goto err;
1566
1567 len = buf[0];
1568
1569
1570 ret = rtl28xxu_rd_regs(d, IR_RX_BUF, buf, len);
1571 if (ret)
1572 goto err;
1573
1574
1575 for (i = 0; i < ARRAY_SIZE(refresh_tab); i++) {
1576 ret = rtl28xxu_wr_reg_mask(d, refresh_tab[i].reg,
1577 refresh_tab[i].val, refresh_tab[i].mask);
1578 if (ret)
1579 goto err;
1580 }
1581
1582
1583 init_ir_raw_event(&ev);
1584
1585 for (i = 0; i < len; i++) {
1586 ev.pulse = buf[i] >> 7;
1587 ev.duration = 50800 * (buf[i] & 0x7f);
1588 ir_raw_event_store_with_filter(d->rc_dev, &ev);
1589 }
1590
1591
1592 ir_raw_event_set_idle(d->rc_dev, true);
1593 ir_raw_event_handle(d->rc_dev);
1594exit:
1595 return ret;
1596err:
1597 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1598 return ret;
1599}
1600
1601static int rtl2832u_get_rc_config(struct dvb_usb_device *d,
1602 struct dvb_usb_rc *rc)
1603{
1604
1605 if (rtl28xxu_disable_rc)
1606 return rtl28xxu_wr_reg(d, IR_RX_IE, 0x00);
1607
1608
1609 if (!rc->map_name)
1610 rc->map_name = RC_MAP_EMPTY;
1611 rc->allowed_protos = RC_BIT_ALL;
1612 rc->driver_type = RC_DRIVER_IR_RAW;
1613 rc->query = rtl2832u_rc_query;
1614 rc->interval = 200;
1615
1616 return 0;
1617}
1618
1619static int rtl28xxu_get_rc_config(struct dvb_usb_device *d,
1620 struct dvb_usb_rc *rc)
1621{
1622 struct rtl28xxu_dev *dev = d_to_priv(d);
1623
1624 if (dev->chip_id == CHIP_ID_RTL2831U)
1625 return rtl2831u_get_rc_config(d, rc);
1626 else
1627 return rtl2832u_get_rc_config(d, rc);
1628}
1629#else
1630#define rtl28xxu_get_rc_config NULL
1631#endif
1632
1633static int rtl28xxu_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff)
1634{
1635 struct rtl28xxu_dev *dev = adap_to_priv(adap);
1636
1637 if (dev->chip_id == CHIP_ID_RTL2831U) {
1638 struct rtl2830_platform_data *pdata = &dev->rtl2830_platform_data;
1639
1640 return pdata->pid_filter_ctrl(adap->fe[0], onoff);
1641 } else {
1642 struct rtl2832_platform_data *pdata = &dev->rtl2832_platform_data;
1643
1644 return pdata->pid_filter_ctrl(adap->fe[0], onoff);
1645 }
1646}
1647
1648static int rtl28xxu_pid_filter(struct dvb_usb_adapter *adap, int index,
1649 u16 pid, int onoff)
1650{
1651 struct rtl28xxu_dev *dev = adap_to_priv(adap);
1652
1653 if (dev->chip_id == CHIP_ID_RTL2831U) {
1654 struct rtl2830_platform_data *pdata = &dev->rtl2830_platform_data;
1655
1656 return pdata->pid_filter(adap->fe[0], index, pid, onoff);
1657 } else {
1658 struct rtl2832_platform_data *pdata = &dev->rtl2832_platform_data;
1659
1660 return pdata->pid_filter(adap->fe[0], index, pid, onoff);
1661 }
1662}
1663
1664static const struct dvb_usb_device_properties rtl28xxu_props = {
1665 .driver_name = KBUILD_MODNAME,
1666 .owner = THIS_MODULE,
1667 .adapter_nr = adapter_nr,
1668 .size_of_priv = sizeof(struct rtl28xxu_dev),
1669
1670 .identify_state = rtl28xxu_identify_state,
1671 .power_ctrl = rtl28xxu_power_ctrl,
1672 .frontend_ctrl = rtl28xxu_frontend_ctrl,
1673 .i2c_algo = &rtl28xxu_i2c_algo,
1674 .read_config = rtl28xxu_read_config,
1675 .frontend_attach = rtl28xxu_frontend_attach,
1676 .frontend_detach = rtl28xxu_frontend_detach,
1677 .tuner_attach = rtl28xxu_tuner_attach,
1678 .tuner_detach = rtl28xxu_tuner_detach,
1679 .init = rtl28xxu_init,
1680 .get_rc_config = rtl28xxu_get_rc_config,
1681
1682 .num_adapters = 1,
1683 .adapter = {
1684 {
1685 .caps = DVB_USB_ADAP_HAS_PID_FILTER |
1686 DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
1687
1688 .pid_filter_count = 32,
1689 .pid_filter_ctrl = rtl28xxu_pid_filter_ctrl,
1690 .pid_filter = rtl28xxu_pid_filter,
1691
1692 .stream = DVB_USB_STREAM_BULK(0x81, 6, 8 * 512),
1693 },
1694 },
1695};
1696
1697static const struct usb_device_id rtl28xxu_id_table[] = {
1698
1699 { DVB_USB_DEVICE(USB_VID_REALTEK, USB_PID_REALTEK_RTL2831U,
1700 &rtl28xxu_props, "Realtek RTL2831U reference design", NULL) },
1701 { DVB_USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_FREECOM_DVBT,
1702 &rtl28xxu_props, "Freecom USB2.0 DVB-T", NULL) },
1703 { DVB_USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_FREECOM_DVBT_2,
1704 &rtl28xxu_props, "Freecom USB2.0 DVB-T", NULL) },
1705
1706
1707 { DVB_USB_DEVICE(USB_VID_REALTEK, 0x2832,
1708 &rtl28xxu_props, "Realtek RTL2832U reference design", NULL) },
1709 { DVB_USB_DEVICE(USB_VID_REALTEK, 0x2838,
1710 &rtl28xxu_props, "Realtek RTL2832U reference design", NULL) },
1711 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_STICK_BLACK_REV1,
1712 &rtl28xxu_props, "TerraTec Cinergy T Stick Black", RC_MAP_TERRATEC_SLIM) },
1713 { DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_DELOCK_USB2_DVBT,
1714 &rtl28xxu_props, "G-Tek Electronics Group Lifeview LV5TDLX DVB-T", NULL) },
1715 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_NOXON_DAB_STICK,
1716 &rtl28xxu_props, "TerraTec NOXON DAB Stick", NULL) },
1717 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_NOXON_DAB_STICK_REV2,
1718 &rtl28xxu_props, "TerraTec NOXON DAB Stick (rev 2)", NULL) },
1719 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_NOXON_DAB_STICK_REV3,
1720 &rtl28xxu_props, "TerraTec NOXON DAB Stick (rev 3)", NULL) },
1721 { DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_TREKSTOR_TERRES_2_0,
1722 &rtl28xxu_props, "Trekstor DVB-T Stick Terres 2.0", NULL) },
1723 { DVB_USB_DEVICE(USB_VID_DEXATEK, 0x1101,
1724 &rtl28xxu_props, "Dexatek DK DVB-T Dongle", NULL) },
1725 { DVB_USB_DEVICE(USB_VID_LEADTEK, 0x6680,
1726 &rtl28xxu_props, "DigitalNow Quad DVB-T Receiver", NULL) },
1727 { DVB_USB_DEVICE(USB_VID_LEADTEK, USB_PID_WINFAST_DTV_DONGLE_MINID,
1728 &rtl28xxu_props, "Leadtek Winfast DTV Dongle Mini D", NULL) },
1729 { DVB_USB_DEVICE(USB_VID_LEADTEK, USB_PID_WINFAST_DTV2000DS_PLUS,
1730 &rtl28xxu_props, "Leadtek WinFast DTV2000DS Plus", RC_MAP_LEADTEK_Y04G0051) },
1731 { DVB_USB_DEVICE(USB_VID_TERRATEC, 0x00d3,
1732 &rtl28xxu_props, "TerraTec Cinergy T Stick RC (Rev. 3)", NULL) },
1733 { DVB_USB_DEVICE(USB_VID_DEXATEK, 0x1102,
1734 &rtl28xxu_props, "Dexatek DK mini DVB-T Dongle", NULL) },
1735 { DVB_USB_DEVICE(USB_VID_TERRATEC, 0x00d7,
1736 &rtl28xxu_props, "TerraTec Cinergy T Stick+", NULL) },
1737 { DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd3a8,
1738 &rtl28xxu_props, "ASUS My Cinema-U3100Mini Plus V2", NULL) },
1739 { DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd393,
1740 &rtl28xxu_props, "GIGABYTE U7300", NULL) },
1741 { DVB_USB_DEVICE(USB_VID_DEXATEK, 0x1104,
1742 &rtl28xxu_props, "MSI DIGIVOX Micro HD", NULL) },
1743 { DVB_USB_DEVICE(USB_VID_COMPRO, 0x0620,
1744 &rtl28xxu_props, "Compro VideoMate U620F", NULL) },
1745 { DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd394,
1746 &rtl28xxu_props, "MaxMedia HU394-T", NULL) },
1747 { DVB_USB_DEVICE(USB_VID_LEADTEK, 0x6a03,
1748 &rtl28xxu_props, "Leadtek WinFast DTV Dongle mini", NULL) },
1749 { DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_CPYTO_REDI_PC50A,
1750 &rtl28xxu_props, "Crypto ReDi PC 50 A", NULL) },
1751 { DVB_USB_DEVICE(USB_VID_KYE, 0x707f,
1752 &rtl28xxu_props, "Genius TVGo DVB-T03", NULL) },
1753 { DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd395,
1754 &rtl28xxu_props, "Peak DVB-T USB", NULL) },
1755 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV20_RTL2832U,
1756 &rtl28xxu_props, "Sveon STV20", NULL) },
1757 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV21,
1758 &rtl28xxu_props, "Sveon STV21", NULL) },
1759 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV27,
1760 &rtl28xxu_props, "Sveon STV27", NULL) },
1761 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_TURBOX_DTT_2000,
1762 &rtl28xxu_props, "TURBO-X Pure TV Tuner DTT-2000", NULL) },
1763
1764
1765 { DVB_USB_DEVICE(USB_VID_HANFTEK, 0x0131,
1766 &rtl28xxu_props, "Astrometa DVB-T2", NULL) },
1767 { }
1768};
1769MODULE_DEVICE_TABLE(usb, rtl28xxu_id_table);
1770
1771static struct usb_driver rtl28xxu_usb_driver = {
1772 .name = KBUILD_MODNAME,
1773 .id_table = rtl28xxu_id_table,
1774 .probe = dvb_usbv2_probe,
1775 .disconnect = dvb_usbv2_disconnect,
1776 .suspend = dvb_usbv2_suspend,
1777 .resume = dvb_usbv2_resume,
1778 .reset_resume = dvb_usbv2_reset_resume,
1779 .no_dynamic_id = 1,
1780 .soft_unbind = 1,
1781};
1782
1783module_usb_driver(rtl28xxu_usb_driver);
1784
1785MODULE_DESCRIPTION("Realtek RTL28xxU DVB USB driver");
1786MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>");
1787MODULE_AUTHOR("Thomas Mair <thomas.mair86@googlemail.com>");
1788MODULE_LICENSE("GPL");
1789
