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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 mutex_lock(&d->usb_mutex);
38
39 if (req->size > sizeof(dev->buf)) {
40 dev_err(&d->intf->dev, "too large message %u\n", req->size);
41 ret = -EINVAL;
42 goto err_mutex_unlock;
43 }
44
45 if (req->index & CMD_WR_FLAG) {
46
47 memcpy(dev->buf, req->data, req->size);
48 requesttype = (USB_TYPE_VENDOR | USB_DIR_OUT);
49 pipe = usb_sndctrlpipe(d->udev, 0);
50 } else {
51
52 requesttype = (USB_TYPE_VENDOR | USB_DIR_IN);
53 pipe = usb_rcvctrlpipe(d->udev, 0);
54 }
55
56 ret = usb_control_msg(d->udev, pipe, 0, requesttype, req->value,
57 req->index, dev->buf, req->size, 1000);
58 dvb_usb_dbg_usb_control_msg(d->udev, 0, requesttype, req->value,
59 req->index, dev->buf, req->size);
60 if (ret < 0)
61 goto err_mutex_unlock;
62
63
64 if (requesttype == (USB_TYPE_VENDOR | USB_DIR_IN))
65 memcpy(req->data, dev->buf, req->size);
66
67 mutex_unlock(&d->usb_mutex);
68
69 return 0;
70err_mutex_unlock:
71 mutex_unlock(&d->usb_mutex);
72 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
73 return ret;
74}
75
76static int rtl28xxu_wr_regs(struct dvb_usb_device *d, u16 reg, u8 *val, int len)
77{
78 struct rtl28xxu_req req;
79
80 if (reg < 0x3000)
81 req.index = CMD_USB_WR;
82 else if (reg < 0x4000)
83 req.index = CMD_SYS_WR;
84 else
85 req.index = CMD_IR_WR;
86
87 req.value = reg;
88 req.size = len;
89 req.data = val;
90
91 return rtl28xxu_ctrl_msg(d, &req);
92}
93
94static int rtl28xxu_rd_regs(struct dvb_usb_device *d, u16 reg, u8 *val, int len)
95{
96 struct rtl28xxu_req req;
97
98 if (reg < 0x3000)
99 req.index = CMD_USB_RD;
100 else if (reg < 0x4000)
101 req.index = CMD_SYS_RD;
102 else
103 req.index = CMD_IR_RD;
104
105 req.value = reg;
106 req.size = len;
107 req.data = val;
108
109 return rtl28xxu_ctrl_msg(d, &req);
110}
111
112static int rtl28xxu_wr_reg(struct dvb_usb_device *d, u16 reg, u8 val)
113{
114 return rtl28xxu_wr_regs(d, reg, &val, 1);
115}
116
117static int rtl28xxu_rd_reg(struct dvb_usb_device *d, u16 reg, u8 *val)
118{
119 return rtl28xxu_rd_regs(d, reg, val, 1);
120}
121
122static int rtl28xxu_wr_reg_mask(struct dvb_usb_device *d, u16 reg, u8 val,
123 u8 mask)
124{
125 int ret;
126 u8 tmp;
127
128
129 if (mask != 0xff) {
130 ret = rtl28xxu_rd_reg(d, reg, &tmp);
131 if (ret)
132 return ret;
133
134 val &= mask;
135 tmp &= ~mask;
136 val |= tmp;
137 }
138
139 return rtl28xxu_wr_reg(d, reg, val);
140}
141
142
143static int rtl28xxu_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
144 int num)
145{
146 int ret;
147 struct dvb_usb_device *d = i2c_get_adapdata(adap);
148 struct rtl28xxu_dev *dev = d->priv;
149 struct rtl28xxu_req req;
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173 if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
174 return -EAGAIN;
175
176 if (num == 2 && !(msg[0].flags & I2C_M_RD) &&
177 (msg[1].flags & I2C_M_RD)) {
178 if (msg[0].len > 24 || msg[1].len > 24) {
179
180 ret = -EOPNOTSUPP;
181 goto err_mutex_unlock;
182 } else if (msg[0].addr == 0x10) {
183
184 if (msg[0].buf[0] == 0x00) {
185
186 msg[1].buf[0] = dev->page;
187 ret = 0;
188 } else {
189 req.value = (msg[0].buf[0] << 8) | (msg[0].addr << 1);
190 req.index = CMD_DEMOD_RD | dev->page;
191 req.size = msg[1].len;
192 req.data = &msg[1].buf[0];
193 ret = rtl28xxu_ctrl_msg(d, &req);
194 }
195 } else if (msg[0].len < 2) {
196
197 req.value = (msg[0].buf[0] << 8) | (msg[0].addr << 1);
198 req.index = CMD_I2C_RD;
199 req.size = msg[1].len;
200 req.data = &msg[1].buf[0];
201 ret = rtl28xxu_ctrl_msg(d, &req);
202 } else {
203
204 req.value = (msg[0].addr << 1);
205 req.index = CMD_I2C_DA_WR;
206 req.size = msg[0].len;
207 req.data = msg[0].buf;
208 ret = rtl28xxu_ctrl_msg(d, &req);
209 if (ret)
210 goto err_mutex_unlock;
211
212 req.value = (msg[0].addr << 1);
213 req.index = CMD_I2C_DA_RD;
214 req.size = msg[1].len;
215 req.data = msg[1].buf;
216 ret = rtl28xxu_ctrl_msg(d, &req);
217 }
218 } else if (num == 1 && !(msg[0].flags & I2C_M_RD)) {
219 if (msg[0].len > 22) {
220
221 ret = -EOPNOTSUPP;
222 goto err_mutex_unlock;
223 } else if (msg[0].addr == 0x10) {
224
225 if (msg[0].buf[0] == 0x00) {
226
227 dev->page = msg[0].buf[1];
228 ret = 0;
229 } else {
230 req.value = (msg[0].buf[0] << 8) |
231 (msg[0].addr << 1);
232 req.index = CMD_DEMOD_WR | dev->page;
233 req.size = msg[0].len-1;
234 req.data = &msg[0].buf[1];
235 ret = rtl28xxu_ctrl_msg(d, &req);
236 }
237 } else if ((msg[0].len < 23) && (!dev->new_i2c_write)) {
238
239 req.value = (msg[0].buf[0] << 8) | (msg[0].addr << 1);
240 req.index = CMD_I2C_WR;
241 req.size = msg[0].len-1;
242 req.data = &msg[0].buf[1];
243 ret = rtl28xxu_ctrl_msg(d, &req);
244 } else {
245
246 req.value = (msg[0].addr << 1);
247 req.index = CMD_I2C_DA_WR;
248 req.size = msg[0].len;
249 req.data = msg[0].buf;
250 ret = rtl28xxu_ctrl_msg(d, &req);
251 }
252 } else if (num == 1 && (msg[0].flags & I2C_M_RD)) {
253 req.value = (msg[0].addr << 1);
254 req.index = CMD_I2C_DA_RD;
255 req.size = msg[0].len;
256 req.data = msg[0].buf;
257 ret = rtl28xxu_ctrl_msg(d, &req);
258 } else {
259 ret = -EOPNOTSUPP;
260 }
261
262
263 if (ret == -EPIPE)
264 ret = -EAGAIN;
265
266err_mutex_unlock:
267 mutex_unlock(&d->i2c_mutex);
268
269 return ret ? ret : num;
270}
271
272static u32 rtl28xxu_i2c_func(struct i2c_adapter *adapter)
273{
274 return I2C_FUNC_I2C;
275}
276
277static struct i2c_algorithm rtl28xxu_i2c_algo = {
278 .master_xfer = rtl28xxu_i2c_xfer,
279 .functionality = rtl28xxu_i2c_func,
280};
281
282static int rtl2831u_read_config(struct dvb_usb_device *d)
283{
284 struct rtl28xxu_dev *dev = d_to_priv(d);
285 int ret;
286 u8 buf[1];
287
288 struct rtl28xxu_req req_gate_open = {0x0120, 0x0011, 0x0001, "\x08"};
289
290 struct rtl28xxu_req req_mt2060 = {0x00c0, CMD_I2C_RD, 1, buf};
291 struct rtl28xxu_req req_qt1010 = {0x0fc4, CMD_I2C_RD, 1, buf};
292
293 dev_dbg(&d->intf->dev, "\n");
294
295
296
297
298
299
300
301
302
303
304 ret = rtl28xxu_wr_reg(d, SYS_GPIO_DIR, 0x0a);
305 if (ret)
306 goto err;
307
308
309 ret = rtl28xxu_wr_reg(d, SYS_GPIO_OUT_EN, 0x15);
310 if (ret)
311 goto err;
312
313
314
315
316
317
318
319 msleep(20);
320
321 dev->tuner_name = "NONE";
322
323
324 ret = rtl28xxu_ctrl_msg(d, &req_gate_open);
325 if (ret)
326 goto err;
327
328
329 ret = rtl28xxu_ctrl_msg(d, &req_qt1010);
330 if (ret == 0 && buf[0] == 0x2c) {
331 dev->tuner = TUNER_RTL2830_QT1010;
332 dev->tuner_name = "QT1010";
333 goto found;
334 }
335
336
337 ret = rtl28xxu_ctrl_msg(d, &req_gate_open);
338 if (ret)
339 goto err;
340
341
342 ret = rtl28xxu_ctrl_msg(d, &req_mt2060);
343 if (ret == 0 && buf[0] == 0x63) {
344 dev->tuner = TUNER_RTL2830_MT2060;
345 dev->tuner_name = "MT2060";
346 goto found;
347 }
348
349
350 dev->tuner = TUNER_RTL2830_MXL5005S;
351 dev->tuner_name = "MXL5005S";
352 goto found;
353
354found:
355 dev_dbg(&d->intf->dev, "tuner=%s\n", dev->tuner_name);
356
357 return 0;
358err:
359 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
360 return ret;
361}
362
363static int rtl2832u_read_config(struct dvb_usb_device *d)
364{
365 struct rtl28xxu_dev *dev = d_to_priv(d);
366 int ret;
367 u8 buf[2];
368
369 struct rtl28xxu_req req_gate_open = {0x0120, 0x0011, 0x0001, "\x18"};
370
371 struct rtl28xxu_req req_gate_close = {0x0120, 0x0011, 0x0001, "\x10"};
372
373 struct rtl28xxu_req req_fc0012 = {0x00c6, CMD_I2C_RD, 1, buf};
374 struct rtl28xxu_req req_fc0013 = {0x00c6, CMD_I2C_RD, 1, buf};
375 struct rtl28xxu_req req_mt2266 = {0x00c0, CMD_I2C_RD, 1, buf};
376 struct rtl28xxu_req req_fc2580 = {0x01ac, CMD_I2C_RD, 1, buf};
377 struct rtl28xxu_req req_mt2063 = {0x00c0, CMD_I2C_RD, 1, buf};
378 struct rtl28xxu_req req_max3543 = {0x00c0, CMD_I2C_RD, 1, buf};
379 struct rtl28xxu_req req_tua9001 = {0x7ec0, CMD_I2C_RD, 2, buf};
380 struct rtl28xxu_req req_mxl5007t = {0xd9c0, CMD_I2C_RD, 1, buf};
381 struct rtl28xxu_req req_e4000 = {0x02c8, CMD_I2C_RD, 1, buf};
382 struct rtl28xxu_req req_tda18272 = {0x00c0, CMD_I2C_RD, 2, buf};
383 struct rtl28xxu_req req_r820t = {0x0034, CMD_I2C_RD, 1, buf};
384 struct rtl28xxu_req req_r828d = {0x0074, CMD_I2C_RD, 1, buf};
385 struct rtl28xxu_req req_mn88472 = {0xff38, CMD_I2C_RD, 1, buf};
386 struct rtl28xxu_req req_mn88473 = {0xff38, CMD_I2C_RD, 1, buf};
387 struct rtl28xxu_req req_si2157 = {0x00c0, CMD_I2C_RD, 1, buf};
388 struct rtl28xxu_req req_si2168 = {0x00c8, CMD_I2C_RD, 1, buf};
389
390 dev_dbg(&d->intf->dev, "\n");
391
392
393 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_DIR, 0x00, 0x40);
394 if (ret)
395 goto err;
396
397 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x48, 0x48);
398 if (ret)
399 goto err;
400
401
402
403
404
405
406
407 ret = rtl28xxu_ctrl_msg(d, &req_gate_open);
408 if (ret)
409 goto err;
410
411 dev->tuner_name = "NONE";
412
413
414 ret = rtl28xxu_ctrl_msg(d, &req_fc0012);
415 if (ret == 0 && buf[0] == 0xa1) {
416 dev->tuner = TUNER_RTL2832_FC0012;
417 dev->tuner_name = "FC0012";
418 goto tuner_found;
419 }
420
421
422 ret = rtl28xxu_ctrl_msg(d, &req_fc0013);
423 if (ret == 0 && buf[0] == 0xa3) {
424 dev->tuner = TUNER_RTL2832_FC0013;
425 dev->tuner_name = "FC0013";
426 goto tuner_found;
427 }
428
429
430 ret = rtl28xxu_ctrl_msg(d, &req_mt2266);
431 if (ret == 0 && buf[0] == 0x85) {
432 dev->tuner = TUNER_RTL2832_MT2266;
433 dev->tuner_name = "MT2266";
434 goto tuner_found;
435 }
436
437
438 ret = rtl28xxu_ctrl_msg(d, &req_fc2580);
439 if (ret == 0 && buf[0] == 0x56) {
440 dev->tuner = TUNER_RTL2832_FC2580;
441 dev->tuner_name = "FC2580";
442 goto tuner_found;
443 }
444
445
446 ret = rtl28xxu_ctrl_msg(d, &req_mt2063);
447 if (ret == 0 && (buf[0] == 0x9e || buf[0] == 0x9c)) {
448 dev->tuner = TUNER_RTL2832_MT2063;
449 dev->tuner_name = "MT2063";
450 goto tuner_found;
451 }
452
453
454 ret = rtl28xxu_ctrl_msg(d, &req_max3543);
455 if (ret == 0 && buf[0] == 0x38) {
456 dev->tuner = TUNER_RTL2832_MAX3543;
457 dev->tuner_name = "MAX3543";
458 goto tuner_found;
459 }
460
461
462 ret = rtl28xxu_ctrl_msg(d, &req_tua9001);
463 if (ret == 0 && buf[0] == 0x23 && buf[1] == 0x28) {
464 dev->tuner = TUNER_RTL2832_TUA9001;
465 dev->tuner_name = "TUA9001";
466 goto tuner_found;
467 }
468
469
470 ret = rtl28xxu_ctrl_msg(d, &req_mxl5007t);
471 if (ret == 0 && buf[0] == 0x14) {
472 dev->tuner = TUNER_RTL2832_MXL5007T;
473 dev->tuner_name = "MXL5007T";
474 goto tuner_found;
475 }
476
477
478 ret = rtl28xxu_ctrl_msg(d, &req_e4000);
479 if (ret == 0 && buf[0] == 0x40) {
480 dev->tuner = TUNER_RTL2832_E4000;
481 dev->tuner_name = "E4000";
482 goto tuner_found;
483 }
484
485
486 ret = rtl28xxu_ctrl_msg(d, &req_tda18272);
487 if (ret == 0 && (buf[0] == 0xc7 || buf[1] == 0x60)) {
488 dev->tuner = TUNER_RTL2832_TDA18272;
489 dev->tuner_name = "TDA18272";
490 goto tuner_found;
491 }
492
493
494 ret = rtl28xxu_ctrl_msg(d, &req_r820t);
495 if (ret == 0 && buf[0] == 0x69) {
496 dev->tuner = TUNER_RTL2832_R820T;
497 dev->tuner_name = "R820T";
498 goto tuner_found;
499 }
500
501
502 ret = rtl28xxu_ctrl_msg(d, &req_r828d);
503 if (ret == 0 && buf[0] == 0x69) {
504 dev->tuner = TUNER_RTL2832_R828D;
505 dev->tuner_name = "R828D";
506 goto tuner_found;
507 }
508
509
510 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x00, 0x21);
511 if (ret)
512 goto err;
513
514 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x00, 0x21);
515 if (ret)
516 goto err;
517
518 msleep(50);
519
520 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x21, 0x21);
521 if (ret)
522 goto err;
523
524 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x21, 0x21);
525 if (ret)
526 goto err;
527
528 msleep(50);
529
530
531 ret = rtl28xxu_ctrl_msg(d, &req_si2157);
532 if (ret == 0 && ((buf[0] & 0x80) == 0x80)) {
533 dev->tuner = TUNER_RTL2832_SI2157;
534 dev->tuner_name = "SI2157";
535 goto tuner_found;
536 }
537
538tuner_found:
539 dev_dbg(&d->intf->dev, "tuner=%s\n", dev->tuner_name);
540
541
542 if (dev->tuner == TUNER_RTL2832_R828D) {
543
544 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x01, 0x01);
545 if (ret)
546 goto err;
547
548 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_DIR, 0x00, 0x01);
549 if (ret)
550 goto err;
551
552 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x01, 0x01);
553 if (ret)
554 goto err;
555
556
557 ret = rtl28xxu_ctrl_msg(d, &req_mn88472);
558 if (ret == 0 && buf[0] == 0x02) {
559 dev_dbg(&d->intf->dev, "MN88472 found\n");
560 dev->slave_demod = SLAVE_DEMOD_MN88472;
561 goto demod_found;
562 }
563
564 ret = rtl28xxu_ctrl_msg(d, &req_mn88473);
565 if (ret == 0 && buf[0] == 0x03) {
566 dev_dbg(&d->intf->dev, "MN88473 found\n");
567 dev->slave_demod = SLAVE_DEMOD_MN88473;
568 goto demod_found;
569 }
570 }
571 if (dev->tuner == TUNER_RTL2832_SI2157) {
572
573 ret = rtl28xxu_ctrl_msg(d, &req_si2168);
574 if (ret == 0 && ((buf[0] & 0x80) == 0x80)) {
575 dev_dbg(&d->intf->dev, "Si2168 found\n");
576 dev->slave_demod = SLAVE_DEMOD_SI2168;
577 goto demod_found;
578 }
579 }
580
581demod_found:
582
583 ret = rtl28xxu_ctrl_msg(d, &req_gate_close);
584 if (ret < 0)
585 goto err;
586
587 return 0;
588err:
589 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
590 return ret;
591}
592
593static int rtl28xxu_read_config(struct dvb_usb_device *d)
594{
595 struct rtl28xxu_dev *dev = d_to_priv(d);
596
597 if (dev->chip_id == CHIP_ID_RTL2831U)
598 return rtl2831u_read_config(d);
599 else
600 return rtl2832u_read_config(d);
601}
602
603static int rtl28xxu_identify_state(struct dvb_usb_device *d, const char **name)
604{
605 struct rtl28xxu_dev *dev = d_to_priv(d);
606 int ret;
607 struct rtl28xxu_req req_demod_i2c = {0x0020, CMD_I2C_DA_RD, 0, NULL};
608
609 dev_dbg(&d->intf->dev, "\n");
610
611
612
613
614
615 ret = rtl28xxu_ctrl_msg(d, &req_demod_i2c);
616 if (ret == -EPIPE) {
617 dev->chip_id = CHIP_ID_RTL2831U;
618 } else if (ret == 0) {
619 dev->chip_id = CHIP_ID_RTL2832U;
620 } else {
621 dev_err(&d->intf->dev, "chip type detection failed %d\n", ret);
622 goto err;
623 }
624 dev_dbg(&d->intf->dev, "chip_id=%u\n", dev->chip_id);
625
626
627 d->i2c_adap.retries = 1;
628 d->i2c_adap.timeout = msecs_to_jiffies(10);
629
630 return WARM;
631err:
632 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
633 return ret;
634}
635
636static const struct rtl2830_platform_data rtl2830_mt2060_platform_data = {
637 .clk = 28800000,
638 .spec_inv = 1,
639 .vtop = 0x20,
640 .krf = 0x04,
641 .agc_targ_val = 0x2d,
642
643};
644
645static const struct rtl2830_platform_data rtl2830_qt1010_platform_data = {
646 .clk = 28800000,
647 .spec_inv = 1,
648 .vtop = 0x20,
649 .krf = 0x04,
650 .agc_targ_val = 0x2d,
651};
652
653static const struct rtl2830_platform_data rtl2830_mxl5005s_platform_data = {
654 .clk = 28800000,
655 .spec_inv = 0,
656 .vtop = 0x3f,
657 .krf = 0x04,
658 .agc_targ_val = 0x3e,
659};
660
661static int rtl2831u_frontend_attach(struct dvb_usb_adapter *adap)
662{
663 struct dvb_usb_device *d = adap_to_d(adap);
664 struct rtl28xxu_dev *dev = d_to_priv(d);
665 struct rtl2830_platform_data *pdata = &dev->rtl2830_platform_data;
666 struct i2c_board_info board_info;
667 struct i2c_client *client;
668 int ret;
669
670 dev_dbg(&d->intf->dev, "\n");
671
672 switch (dev->tuner) {
673 case TUNER_RTL2830_QT1010:
674 *pdata = rtl2830_qt1010_platform_data;
675 break;
676 case TUNER_RTL2830_MT2060:
677 *pdata = rtl2830_mt2060_platform_data;
678 break;
679 case TUNER_RTL2830_MXL5005S:
680 *pdata = rtl2830_mxl5005s_platform_data;
681 break;
682 default:
683 dev_err(&d->intf->dev, "unknown tuner %s\n", dev->tuner_name);
684 ret = -ENODEV;
685 goto err;
686 }
687
688
689 memset(&board_info, 0, sizeof(board_info));
690 strlcpy(board_info.type, "rtl2830", I2C_NAME_SIZE);
691 board_info.addr = 0x10;
692 board_info.platform_data = pdata;
693 request_module("%s", board_info.type);
694 client = i2c_new_device(&d->i2c_adap, &board_info);
695 if (client == NULL || client->dev.driver == NULL) {
696 ret = -ENODEV;
697 goto err;
698 }
699
700 if (!try_module_get(client->dev.driver->owner)) {
701 i2c_unregister_device(client);
702 ret = -ENODEV;
703 goto err;
704 }
705
706 adap->fe[0] = pdata->get_dvb_frontend(client);
707 dev->demod_i2c_adapter = pdata->get_i2c_adapter(client);
708
709 dev->i2c_client_demod = client;
710
711 return 0;
712err:
713 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
714 return ret;
715}
716
717static const struct rtl2832_platform_data rtl2832_fc2580_platform_data = {
718 .clk = 28800000,
719 .tuner = TUNER_RTL2832_FC2580,
720};
721
722static const struct rtl2832_platform_data rtl2832_fc0012_platform_data = {
723 .clk = 28800000,
724 .tuner = TUNER_RTL2832_FC0012
725};
726
727static const struct rtl2832_platform_data rtl2832_fc0013_platform_data = {
728 .clk = 28800000,
729 .tuner = TUNER_RTL2832_FC0013
730};
731
732static const struct rtl2832_platform_data rtl2832_tua9001_platform_data = {
733 .clk = 28800000,
734 .tuner = TUNER_RTL2832_TUA9001,
735};
736
737static const struct rtl2832_platform_data rtl2832_e4000_platform_data = {
738 .clk = 28800000,
739 .tuner = TUNER_RTL2832_E4000,
740};
741
742static const struct rtl2832_platform_data rtl2832_r820t_platform_data = {
743 .clk = 28800000,
744 .tuner = TUNER_RTL2832_R820T,
745};
746
747static const struct rtl2832_platform_data rtl2832_si2157_platform_data = {
748 .clk = 28800000,
749 .tuner = TUNER_RTL2832_SI2157,
750};
751
752static int rtl2832u_fc0012_tuner_callback(struct dvb_usb_device *d,
753 int cmd, int arg)
754{
755 int ret;
756 u8 val;
757
758 dev_dbg(&d->intf->dev, "cmd=%d arg=%d\n", cmd, arg);
759
760 switch (cmd) {
761 case FC_FE_CALLBACK_VHF_ENABLE:
762
763 ret = rtl28xxu_rd_reg(d, SYS_GPIO_OUT_VAL, &val);
764 if (ret)
765 goto err;
766
767 if (arg)
768 val &= 0xbf;
769 else
770 val |= 0x40;
771
772
773 ret = rtl28xxu_wr_reg(d, SYS_GPIO_OUT_VAL, val);
774 if (ret)
775 goto err;
776 break;
777 default:
778 ret = -EINVAL;
779 goto err;
780 }
781 return 0;
782err:
783 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
784 return ret;
785}
786
787static int rtl2832u_tua9001_tuner_callback(struct dvb_usb_device *d,
788 int cmd, int arg)
789{
790 int ret;
791 u8 val;
792
793 dev_dbg(&d->intf->dev, "cmd=%d arg=%d\n", cmd, arg);
794
795
796
797
798
799
800
801 switch (cmd) {
802 case TUA9001_CMD_RESETN:
803 if (arg)
804 val = (1 << 4);
805 else
806 val = (0 << 4);
807
808 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, val, 0x10);
809 if (ret)
810 goto err;
811 break;
812 case TUA9001_CMD_RXEN:
813 if (arg)
814 val = (1 << 1);
815 else
816 val = (0 << 1);
817
818 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, val, 0x02);
819 if (ret)
820 goto err;
821 break;
822 }
823
824 return 0;
825err:
826 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
827 return ret;
828}
829
830static int rtl2832u_frontend_callback(void *adapter_priv, int component,
831 int cmd, int arg)
832{
833 struct i2c_adapter *adapter = adapter_priv;
834 struct device *parent = adapter->dev.parent;
835 struct i2c_adapter *parent_adapter;
836 struct dvb_usb_device *d;
837 struct rtl28xxu_dev *dev;
838
839
840
841
842
843
844
845 if (parent != NULL && parent->type == &i2c_adapter_type)
846 parent_adapter = to_i2c_adapter(parent);
847 else
848 return -EINVAL;
849
850 d = i2c_get_adapdata(parent_adapter);
851 dev = d->priv;
852
853 dev_dbg(&d->intf->dev, "component=%d cmd=%d arg=%d\n",
854 component, cmd, arg);
855
856 switch (component) {
857 case DVB_FRONTEND_COMPONENT_TUNER:
858 switch (dev->tuner) {
859 case TUNER_RTL2832_FC0012:
860 return rtl2832u_fc0012_tuner_callback(d, cmd, arg);
861 case TUNER_RTL2832_TUA9001:
862 return rtl2832u_tua9001_tuner_callback(d, cmd, arg);
863 }
864 }
865
866 return 0;
867}
868
869static int rtl2832u_frontend_attach(struct dvb_usb_adapter *adap)
870{
871 struct dvb_usb_device *d = adap_to_d(adap);
872 struct rtl28xxu_dev *dev = d_to_priv(d);
873 struct rtl2832_platform_data *pdata = &dev->rtl2832_platform_data;
874 struct i2c_board_info board_info;
875 struct i2c_client *client;
876 int ret;
877
878 dev_dbg(&d->intf->dev, "\n");
879
880 switch (dev->tuner) {
881 case TUNER_RTL2832_FC0012:
882 *pdata = rtl2832_fc0012_platform_data;
883 break;
884 case TUNER_RTL2832_FC0013:
885 *pdata = rtl2832_fc0013_platform_data;
886 break;
887 case TUNER_RTL2832_FC2580:
888 *pdata = rtl2832_fc2580_platform_data;
889 break;
890 case TUNER_RTL2832_TUA9001:
891 *pdata = rtl2832_tua9001_platform_data;
892 break;
893 case TUNER_RTL2832_E4000:
894 *pdata = rtl2832_e4000_platform_data;
895 break;
896 case TUNER_RTL2832_R820T:
897 case TUNER_RTL2832_R828D:
898 *pdata = rtl2832_r820t_platform_data;
899 break;
900 case TUNER_RTL2832_SI2157:
901 *pdata = rtl2832_si2157_platform_data;
902 break;
903 default:
904 dev_err(&d->intf->dev, "unknown tuner %s\n", dev->tuner_name);
905 ret = -ENODEV;
906 goto err;
907 }
908
909
910 memset(&board_info, 0, sizeof(board_info));
911 strlcpy(board_info.type, "rtl2832", I2C_NAME_SIZE);
912 board_info.addr = 0x10;
913 board_info.platform_data = pdata;
914 request_module("%s", board_info.type);
915 client = i2c_new_device(&d->i2c_adap, &board_info);
916 if (client == NULL || client->dev.driver == NULL) {
917 ret = -ENODEV;
918 goto err;
919 }
920
921 if (!try_module_get(client->dev.driver->owner)) {
922 i2c_unregister_device(client);
923 ret = -ENODEV;
924 goto err;
925 }
926
927 adap->fe[0] = pdata->get_dvb_frontend(client);
928 dev->demod_i2c_adapter = pdata->get_i2c_adapter(client);
929
930 dev->i2c_client_demod = client;
931
932
933 adap->fe[0]->callback = rtl2832u_frontend_callback;
934
935 if (dev->slave_demod) {
936 struct i2c_board_info info = {};
937
938
939
940
941
942 ret = 0;
943
944
945 if (dev->slave_demod == SLAVE_DEMOD_MN88472) {
946 struct mn88472_config mn88472_config = {};
947
948 mn88472_config.fe = &adap->fe[1];
949 mn88472_config.i2c_wr_max = 22,
950 strlcpy(info.type, "mn88472", I2C_NAME_SIZE);
951 mn88472_config.xtal = 20500000;
952 mn88472_config.ts_mode = SERIAL_TS_MODE;
953 mn88472_config.ts_clock = VARIABLE_TS_CLOCK;
954 info.addr = 0x18;
955 info.platform_data = &mn88472_config;
956 request_module(info.type);
957 client = i2c_new_device(&d->i2c_adap, &info);
958 if (client == NULL || client->dev.driver == NULL) {
959 dev->slave_demod = SLAVE_DEMOD_NONE;
960 goto err_slave_demod_failed;
961 }
962
963 if (!try_module_get(client->dev.driver->owner)) {
964 i2c_unregister_device(client);
965 dev->slave_demod = SLAVE_DEMOD_NONE;
966 goto err_slave_demod_failed;
967 }
968
969 dev->i2c_client_slave_demod = client;
970 } else if (dev->slave_demod == SLAVE_DEMOD_MN88473) {
971 struct mn88473_config mn88473_config = {};
972
973 mn88473_config.fe = &adap->fe[1];
974 mn88473_config.i2c_wr_max = 22,
975 strlcpy(info.type, "mn88473", I2C_NAME_SIZE);
976 info.addr = 0x18;
977 info.platform_data = &mn88473_config;
978 request_module(info.type);
979 client = i2c_new_device(&d->i2c_adap, &info);
980 if (client == NULL || client->dev.driver == NULL) {
981 dev->slave_demod = SLAVE_DEMOD_NONE;
982 goto err_slave_demod_failed;
983 }
984
985 if (!try_module_get(client->dev.driver->owner)) {
986 i2c_unregister_device(client);
987 dev->slave_demod = SLAVE_DEMOD_NONE;
988 goto err_slave_demod_failed;
989 }
990
991 dev->i2c_client_slave_demod = client;
992 } else {
993 struct si2168_config si2168_config = {};
994 struct i2c_adapter *adapter;
995
996 si2168_config.i2c_adapter = &adapter;
997 si2168_config.fe = &adap->fe[1];
998 si2168_config.ts_mode = SI2168_TS_SERIAL;
999 si2168_config.ts_clock_inv = false;
1000 si2168_config.ts_clock_gapped = true;
1001 strlcpy(info.type, "si2168", I2C_NAME_SIZE);
1002 info.addr = 0x64;
1003 info.platform_data = &si2168_config;
1004 request_module(info.type);
1005 client = i2c_new_device(&d->i2c_adap, &info);
1006 if (client == NULL || client->dev.driver == NULL) {
1007 dev->slave_demod = SLAVE_DEMOD_NONE;
1008 goto err_slave_demod_failed;
1009 }
1010
1011 if (!try_module_get(client->dev.driver->owner)) {
1012 i2c_unregister_device(client);
1013 dev->slave_demod = SLAVE_DEMOD_NONE;
1014 goto err_slave_demod_failed;
1015 }
1016
1017 dev->i2c_client_slave_demod = client;
1018
1019
1020 dev->new_i2c_write = true;
1021 }
1022 }
1023 return 0;
1024err_slave_demod_failed:
1025err:
1026 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1027 return ret;
1028}
1029
1030static int rtl28xxu_frontend_attach(struct dvb_usb_adapter *adap)
1031{
1032 struct rtl28xxu_dev *dev = adap_to_priv(adap);
1033
1034 if (dev->chip_id == CHIP_ID_RTL2831U)
1035 return rtl2831u_frontend_attach(adap);
1036 else
1037 return rtl2832u_frontend_attach(adap);
1038}
1039
1040static int rtl28xxu_frontend_detach(struct dvb_usb_adapter *adap)
1041{
1042 struct dvb_usb_device *d = adap_to_d(adap);
1043 struct rtl28xxu_dev *dev = d_to_priv(d);
1044 struct i2c_client *client;
1045
1046 dev_dbg(&d->intf->dev, "\n");
1047
1048
1049 client = dev->i2c_client_slave_demod;
1050 if (client) {
1051 module_put(client->dev.driver->owner);
1052 i2c_unregister_device(client);
1053 }
1054
1055
1056 client = dev->i2c_client_demod;
1057 if (client) {
1058 module_put(client->dev.driver->owner);
1059 i2c_unregister_device(client);
1060 }
1061
1062 return 0;
1063}
1064
1065static struct qt1010_config rtl28xxu_qt1010_config = {
1066 .i2c_address = 0x62,
1067};
1068
1069static struct mt2060_config rtl28xxu_mt2060_config = {
1070 .i2c_address = 0x60,
1071 .clock_out = 0,
1072};
1073
1074static struct mxl5005s_config rtl28xxu_mxl5005s_config = {
1075 .i2c_address = 0x63,
1076 .if_freq = IF_FREQ_4570000HZ,
1077 .xtal_freq = CRYSTAL_FREQ_16000000HZ,
1078 .agc_mode = MXL_SINGLE_AGC,
1079 .tracking_filter = MXL_TF_C_H,
1080 .rssi_enable = MXL_RSSI_ENABLE,
1081 .cap_select = MXL_CAP_SEL_ENABLE,
1082 .div_out = MXL_DIV_OUT_4,
1083 .clock_out = MXL_CLOCK_OUT_DISABLE,
1084 .output_load = MXL5005S_IF_OUTPUT_LOAD_200_OHM,
1085 .top = MXL5005S_TOP_25P2,
1086 .mod_mode = MXL_DIGITAL_MODE,
1087 .if_mode = MXL_ZERO_IF,
1088 .AgcMasterByte = 0x00,
1089};
1090
1091static int rtl2831u_tuner_attach(struct dvb_usb_adapter *adap)
1092{
1093 int ret;
1094 struct dvb_usb_device *d = adap_to_d(adap);
1095 struct rtl28xxu_dev *dev = d_to_priv(d);
1096 struct dvb_frontend *fe;
1097
1098 dev_dbg(&d->intf->dev, "\n");
1099
1100 switch (dev->tuner) {
1101 case TUNER_RTL2830_QT1010:
1102 fe = dvb_attach(qt1010_attach, adap->fe[0],
1103 dev->demod_i2c_adapter,
1104 &rtl28xxu_qt1010_config);
1105 break;
1106 case TUNER_RTL2830_MT2060:
1107 fe = dvb_attach(mt2060_attach, adap->fe[0],
1108 dev->demod_i2c_adapter,
1109 &rtl28xxu_mt2060_config, 1220);
1110 break;
1111 case TUNER_RTL2830_MXL5005S:
1112 fe = dvb_attach(mxl5005s_attach, adap->fe[0],
1113 dev->demod_i2c_adapter,
1114 &rtl28xxu_mxl5005s_config);
1115 break;
1116 default:
1117 fe = NULL;
1118 dev_err(&d->intf->dev, "unknown tuner %d\n", dev->tuner);
1119 }
1120
1121 if (fe == NULL) {
1122 ret = -ENODEV;
1123 goto err;
1124 }
1125
1126 return 0;
1127err:
1128 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1129 return ret;
1130}
1131
1132static const struct fc0012_config rtl2832u_fc0012_config = {
1133 .i2c_address = 0x63,
1134 .xtal_freq = FC_XTAL_28_8_MHZ,
1135};
1136
1137static const struct r820t_config rtl2832u_r820t_config = {
1138 .i2c_addr = 0x1a,
1139 .xtal = 28800000,
1140 .max_i2c_msg_len = 2,
1141 .rafael_chip = CHIP_R820T,
1142};
1143
1144static const struct r820t_config rtl2832u_r828d_config = {
1145 .i2c_addr = 0x3a,
1146 .xtal = 16000000,
1147 .max_i2c_msg_len = 2,
1148 .rafael_chip = CHIP_R828D,
1149};
1150
1151static int rtl2832u_tuner_attach(struct dvb_usb_adapter *adap)
1152{
1153 int ret;
1154 struct dvb_usb_device *d = adap_to_d(adap);
1155 struct rtl28xxu_dev *dev = d_to_priv(d);
1156 struct dvb_frontend *fe = NULL;
1157 struct i2c_board_info info;
1158 struct i2c_client *client;
1159 struct v4l2_subdev *subdev = NULL;
1160 struct platform_device *pdev;
1161 struct rtl2832_sdr_platform_data pdata;
1162
1163 dev_dbg(&d->intf->dev, "\n");
1164
1165 memset(&info, 0, sizeof(struct i2c_board_info));
1166 memset(&pdata, 0, sizeof(pdata));
1167
1168 switch (dev->tuner) {
1169 case TUNER_RTL2832_FC0012:
1170 fe = dvb_attach(fc0012_attach, adap->fe[0],
1171 dev->demod_i2c_adapter, &rtl2832u_fc0012_config);
1172
1173
1174
1175 adap->fe[0]->ops.read_signal_strength =
1176 adap->fe[0]->ops.tuner_ops.get_rf_strength;
1177 break;
1178 case TUNER_RTL2832_FC0013:
1179 fe = dvb_attach(fc0013_attach, adap->fe[0],
1180 dev->demod_i2c_adapter, 0xc6>>1, 0, FC_XTAL_28_8_MHZ);
1181
1182
1183 adap->fe[0]->ops.read_signal_strength =
1184 adap->fe[0]->ops.tuner_ops.get_rf_strength;
1185 break;
1186 case TUNER_RTL2832_E4000: {
1187 struct e4000_config e4000_config = {
1188 .fe = adap->fe[0],
1189 .clock = 28800000,
1190 };
1191
1192 strlcpy(info.type, "e4000", I2C_NAME_SIZE);
1193 info.addr = 0x64;
1194 info.platform_data = &e4000_config;
1195
1196 request_module(info.type);
1197 client = i2c_new_device(dev->demod_i2c_adapter, &info);
1198 if (client == NULL || client->dev.driver == NULL)
1199 break;
1200
1201 if (!try_module_get(client->dev.driver->owner)) {
1202 i2c_unregister_device(client);
1203 break;
1204 }
1205
1206 dev->i2c_client_tuner = client;
1207 subdev = i2c_get_clientdata(client);
1208 }
1209 break;
1210 case TUNER_RTL2832_FC2580: {
1211 struct fc2580_platform_data fc2580_pdata = {
1212 .dvb_frontend = adap->fe[0],
1213 };
1214 struct i2c_board_info board_info = {};
1215
1216 strlcpy(board_info.type, "fc2580", I2C_NAME_SIZE);
1217 board_info.addr = 0x56;
1218 board_info.platform_data = &fc2580_pdata;
1219 request_module("fc2580");
1220 client = i2c_new_device(dev->demod_i2c_adapter,
1221 &board_info);
1222 if (client == NULL || client->dev.driver == NULL)
1223 break;
1224 if (!try_module_get(client->dev.driver->owner)) {
1225 i2c_unregister_device(client);
1226 break;
1227 }
1228 dev->i2c_client_tuner = client;
1229 subdev = fc2580_pdata.get_v4l2_subdev(client);
1230 }
1231 break;
1232 case TUNER_RTL2832_TUA9001: {
1233 struct tua9001_platform_data tua9001_pdata = {
1234 .dvb_frontend = adap->fe[0],
1235 };
1236 struct i2c_board_info board_info = {};
1237
1238
1239 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_DIR, 0x00, 0x12);
1240 if (ret)
1241 goto err;
1242
1243 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x12, 0x12);
1244 if (ret)
1245 goto err;
1246
1247 strlcpy(board_info.type, "tua9001", I2C_NAME_SIZE);
1248 board_info.addr = 0x60;
1249 board_info.platform_data = &tua9001_pdata;
1250 request_module("tua9001");
1251 client = i2c_new_device(dev->demod_i2c_adapter, &board_info);
1252 if (client == NULL || client->dev.driver == NULL)
1253 break;
1254 if (!try_module_get(client->dev.driver->owner)) {
1255 i2c_unregister_device(client);
1256 break;
1257 }
1258 dev->i2c_client_tuner = client;
1259 break;
1260 }
1261 case TUNER_RTL2832_R820T:
1262 fe = dvb_attach(r820t_attach, adap->fe[0],
1263 dev->demod_i2c_adapter,
1264 &rtl2832u_r820t_config);
1265
1266
1267 adap->fe[0]->ops.read_signal_strength =
1268 adap->fe[0]->ops.tuner_ops.get_rf_strength;
1269 break;
1270 case TUNER_RTL2832_R828D:
1271 fe = dvb_attach(r820t_attach, adap->fe[0],
1272 dev->demod_i2c_adapter,
1273 &rtl2832u_r828d_config);
1274 adap->fe[0]->ops.read_signal_strength =
1275 adap->fe[0]->ops.tuner_ops.get_rf_strength;
1276
1277 if (adap->fe[1]) {
1278 fe = dvb_attach(r820t_attach, adap->fe[1],
1279 dev->demod_i2c_adapter,
1280 &rtl2832u_r828d_config);
1281 adap->fe[1]->ops.read_signal_strength =
1282 adap->fe[1]->ops.tuner_ops.get_rf_strength;
1283 }
1284 break;
1285 case TUNER_RTL2832_SI2157: {
1286 struct si2157_config si2157_config = {
1287 .fe = adap->fe[0],
1288 .if_port = 0,
1289 .inversion = false,
1290 };
1291
1292 strlcpy(info.type, "si2157", I2C_NAME_SIZE);
1293 info.addr = 0x60;
1294 info.platform_data = &si2157_config;
1295 request_module(info.type);
1296 client = i2c_new_device(&d->i2c_adap, &info);
1297 if (client == NULL || client->dev.driver == NULL)
1298 break;
1299
1300 if (!try_module_get(client->dev.driver->owner)) {
1301 i2c_unregister_device(client);
1302 break;
1303 }
1304
1305 dev->i2c_client_tuner = client;
1306 subdev = i2c_get_clientdata(client);
1307
1308
1309 if (adap->fe[1]) {
1310 adap->fe[1]->tuner_priv =
1311 adap->fe[0]->tuner_priv;
1312 memcpy(&adap->fe[1]->ops.tuner_ops,
1313 &adap->fe[0]->ops.tuner_ops,
1314 sizeof(struct dvb_tuner_ops));
1315 }
1316 }
1317 break;
1318 default:
1319 dev_err(&d->intf->dev, "unknown tuner %d\n", dev->tuner);
1320 }
1321 if (fe == NULL && dev->i2c_client_tuner == NULL) {
1322 ret = -ENODEV;
1323 goto err;
1324 }
1325
1326
1327 switch (dev->tuner) {
1328 case TUNER_RTL2832_FC2580:
1329 case TUNER_RTL2832_FC0012:
1330 case TUNER_RTL2832_FC0013:
1331 case TUNER_RTL2832_E4000:
1332 case TUNER_RTL2832_R820T:
1333 case TUNER_RTL2832_R828D:
1334 pdata.clk = dev->rtl2832_platform_data.clk;
1335 pdata.tuner = dev->tuner;
1336 pdata.i2c_client = dev->i2c_client_demod;
1337 pdata.bulk_read = dev->rtl2832_platform_data.bulk_read;
1338 pdata.bulk_write = dev->rtl2832_platform_data.bulk_write;
1339 pdata.update_bits = dev->rtl2832_platform_data.update_bits;
1340 pdata.dvb_frontend = adap->fe[0];
1341 pdata.dvb_usb_device = d;
1342 pdata.v4l2_subdev = subdev;
1343
1344 request_module("%s", "rtl2832_sdr");
1345 pdev = platform_device_register_data(&d->intf->dev,
1346 "rtl2832_sdr",
1347 PLATFORM_DEVID_AUTO,
1348 &pdata, sizeof(pdata));
1349 if (IS_ERR(pdev) || pdev->dev.driver == NULL)
1350 break;
1351 dev->platform_device_sdr = pdev;
1352 break;
1353 default:
1354 dev_dbg(&d->intf->dev, "no SDR for tuner=%d\n", dev->tuner);
1355 }
1356
1357 return 0;
1358err:
1359 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1360 return ret;
1361}
1362
1363static int rtl28xxu_tuner_attach(struct dvb_usb_adapter *adap)
1364{
1365 struct rtl28xxu_dev *dev = adap_to_priv(adap);
1366
1367 if (dev->chip_id == CHIP_ID_RTL2831U)
1368 return rtl2831u_tuner_attach(adap);
1369 else
1370 return rtl2832u_tuner_attach(adap);
1371}
1372
1373static int rtl28xxu_tuner_detach(struct dvb_usb_adapter *adap)
1374{
1375 struct dvb_usb_device *d = adap_to_d(adap);
1376 struct rtl28xxu_dev *dev = d_to_priv(d);
1377 struct i2c_client *client;
1378 struct platform_device *pdev;
1379
1380 dev_dbg(&d->intf->dev, "\n");
1381
1382
1383 pdev = dev->platform_device_sdr;
1384 if (pdev)
1385 platform_device_unregister(pdev);
1386
1387
1388 client = dev->i2c_client_tuner;
1389 if (client) {
1390 module_put(client->dev.driver->owner);
1391 i2c_unregister_device(client);
1392 }
1393
1394 return 0;
1395}
1396
1397static int rtl28xxu_init(struct dvb_usb_device *d)
1398{
1399 int ret;
1400 u8 val;
1401
1402 dev_dbg(&d->intf->dev, "\n");
1403
1404
1405 ret = rtl28xxu_rd_reg(d, USB_SYSCTL_0, &val);
1406 if (ret)
1407 goto err;
1408
1409
1410 val |= 0x09;
1411 ret = rtl28xxu_wr_reg(d, USB_SYSCTL_0, val);
1412 if (ret)
1413 goto err;
1414
1415
1416 ret = rtl28xxu_wr_regs(d, USB_EPA_MAXPKT, "\x00\x02\x00\x00", 4);
1417 if (ret)
1418 goto err;
1419
1420
1421 ret = rtl28xxu_wr_regs(d, USB_EPA_FIFO_CFG, "\x14\x00\x00\x00", 4);
1422 if (ret)
1423 goto err;
1424
1425 return ret;
1426err:
1427 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1428 return ret;
1429}
1430
1431static int rtl2831u_power_ctrl(struct dvb_usb_device *d, int onoff)
1432{
1433 int ret;
1434 u8 gpio, sys0, epa_ctl[2];
1435
1436 dev_dbg(&d->intf->dev, "onoff=%d\n", onoff);
1437
1438
1439 ret = rtl28xxu_rd_reg(d, SYS_SYS0, &sys0);
1440 if (ret)
1441 goto err;
1442
1443
1444 ret = rtl28xxu_rd_reg(d, SYS_GPIO_OUT_VAL, &gpio);
1445 if (ret)
1446 goto err;
1447
1448 dev_dbg(&d->intf->dev, "RD SYS0=%02x GPIO_OUT_VAL=%02x\n", sys0, gpio);
1449
1450 if (onoff) {
1451 gpio |= 0x01;
1452 gpio &= (~0x10);
1453 gpio |= 0x04;
1454 sys0 = sys0 & 0x0f;
1455 sys0 |= 0xe0;
1456 epa_ctl[0] = 0x00;
1457 epa_ctl[1] = 0x00;
1458 } else {
1459 gpio &= (~0x01);
1460 gpio |= 0x10;
1461 gpio &= (~0x04);
1462 sys0 = sys0 & (~0xc0);
1463 epa_ctl[0] = 0x10;
1464 epa_ctl[1] = 0x02;
1465 }
1466
1467 dev_dbg(&d->intf->dev, "WR SYS0=%02x GPIO_OUT_VAL=%02x\n", sys0, gpio);
1468
1469
1470 ret = rtl28xxu_wr_reg(d, SYS_SYS0, sys0);
1471 if (ret)
1472 goto err;
1473
1474
1475 ret = rtl28xxu_wr_reg(d, SYS_GPIO_OUT_VAL, gpio);
1476 if (ret)
1477 goto err;
1478
1479
1480 ret = rtl28xxu_wr_regs(d, USB_EPA_CTL, epa_ctl, 2);
1481 if (ret)
1482 goto err;
1483
1484 if (onoff)
1485 usb_clear_halt(d->udev, usb_rcvbulkpipe(d->udev, 0x81));
1486
1487 return ret;
1488err:
1489 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1490 return ret;
1491}
1492
1493static int rtl2832u_power_ctrl(struct dvb_usb_device *d, int onoff)
1494{
1495 int ret;
1496
1497 dev_dbg(&d->intf->dev, "onoff=%d\n", onoff);
1498
1499 if (onoff) {
1500
1501 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x08, 0x18);
1502 if (ret)
1503 goto err;
1504
1505
1506 ret = rtl28xxu_wr_reg_mask(d, SYS_DEMOD_CTL1, 0x00, 0x10);
1507 if (ret)
1508 goto err;
1509
1510
1511 ret = rtl28xxu_wr_reg_mask(d, SYS_DEMOD_CTL, 0x80, 0x80);
1512 if (ret)
1513 goto err;
1514
1515
1516 ret = rtl28xxu_wr_reg_mask(d, SYS_DEMOD_CTL, 0x20, 0x20);
1517 if (ret)
1518 goto err;
1519
1520
1521 ret = rtl28xxu_wr_regs(d, USB_EPA_CTL, "\x00\x00", 2);
1522 if (ret)
1523 goto err;
1524
1525 ret = usb_clear_halt(d->udev, usb_rcvbulkpipe(d->udev, 0x81));
1526 if (ret)
1527 goto err;
1528 } else {
1529
1530 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x10, 0x10);
1531 if (ret)
1532 goto err;
1533
1534
1535 ret = rtl28xxu_wr_reg_mask(d, SYS_DEMOD_CTL, 0x00, 0x80);
1536 if (ret)
1537 goto err;
1538
1539
1540 ret = rtl28xxu_wr_regs(d, USB_EPA_CTL, "\x10\x02", 2);
1541 if (ret)
1542 goto err;
1543 }
1544
1545 return ret;
1546err:
1547 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1548 return ret;
1549}
1550
1551static int rtl28xxu_power_ctrl(struct dvb_usb_device *d, int onoff)
1552{
1553 struct rtl28xxu_dev *dev = d_to_priv(d);
1554
1555 if (dev->chip_id == CHIP_ID_RTL2831U)
1556 return rtl2831u_power_ctrl(d, onoff);
1557 else
1558 return rtl2832u_power_ctrl(d, onoff);
1559}
1560
1561static int rtl28xxu_frontend_ctrl(struct dvb_frontend *fe, int onoff)
1562{
1563 struct dvb_usb_device *d = fe_to_d(fe);
1564 struct rtl28xxu_dev *dev = fe_to_priv(fe);
1565 struct rtl2832_platform_data *pdata = &dev->rtl2832_platform_data;
1566 int ret;
1567 u8 val;
1568
1569 dev_dbg(&d->intf->dev, "fe=%d onoff=%d\n", fe->id, onoff);
1570
1571 if (dev->chip_id == CHIP_ID_RTL2831U)
1572 return 0;
1573
1574 if (fe->id == 0) {
1575
1576 if (onoff)
1577 val = 0x48;
1578 else
1579 val = 0x00;
1580
1581 ret = rtl28xxu_wr_reg_mask(d, SYS_DEMOD_CTL, val, 0x48);
1582 if (ret)
1583 goto err;
1584 } else if (fe->id == 1) {
1585
1586 ret = pdata->slave_ts_ctrl(dev->i2c_client_demod, onoff);
1587 if (ret)
1588 goto err;
1589 }
1590
1591 return 0;
1592err:
1593 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1594 return ret;
1595}
1596
1597#if IS_ENABLED(CONFIG_RC_CORE)
1598static int rtl2831u_rc_query(struct dvb_usb_device *d)
1599{
1600 int ret, i;
1601 struct rtl28xxu_dev *dev = d->priv;
1602 u8 buf[5];
1603 u32 rc_code;
1604 struct rtl28xxu_reg_val rc_nec_tab[] = {
1605 { 0x3033, 0x80 },
1606 { 0x3020, 0x43 },
1607 { 0x3021, 0x16 },
1608 { 0x3022, 0x16 },
1609 { 0x3023, 0x5a },
1610 { 0x3024, 0x2d },
1611 { 0x3025, 0x16 },
1612 { 0x3026, 0x01 },
1613 { 0x3028, 0xb0 },
1614 { 0x3029, 0x04 },
1615 { 0x302c, 0x88 },
1616 { 0x302e, 0x13 },
1617 { 0x3030, 0xdf },
1618 { 0x3031, 0x05 },
1619 };
1620
1621
1622 if (!dev->rc_active) {
1623 for (i = 0; i < ARRAY_SIZE(rc_nec_tab); i++) {
1624 ret = rtl28xxu_wr_reg(d, rc_nec_tab[i].reg,
1625 rc_nec_tab[i].val);
1626 if (ret)
1627 goto err;
1628 }
1629 dev->rc_active = true;
1630 }
1631
1632 ret = rtl28xxu_rd_regs(d, SYS_IRRC_RP, buf, 5);
1633 if (ret)
1634 goto err;
1635
1636 if (buf[4] & 0x01) {
1637 if (buf[2] == (u8) ~buf[3]) {
1638 if (buf[0] == (u8) ~buf[1]) {
1639
1640 rc_code = RC_SCANCODE_NEC(buf[0], buf[2]);
1641 } else {
1642
1643 rc_code = RC_SCANCODE_NECX(buf[0] << 8 | buf[1],
1644 buf[2]);
1645 }
1646 } else {
1647
1648 rc_code = RC_SCANCODE_NEC32(buf[0] << 24 | buf[1] << 16 |
1649 buf[2] << 8 | buf[3]);
1650 }
1651
1652 rc_keydown(d->rc_dev, RC_TYPE_NEC, rc_code, 0);
1653
1654 ret = rtl28xxu_wr_reg(d, SYS_IRRC_SR, 1);
1655 if (ret)
1656 goto err;
1657
1658
1659 ret = rtl28xxu_wr_reg(d, SYS_IRRC_SR, 1);
1660 if (ret)
1661 goto err;
1662 }
1663
1664 return ret;
1665err:
1666 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1667 return ret;
1668}
1669
1670static int rtl2831u_get_rc_config(struct dvb_usb_device *d,
1671 struct dvb_usb_rc *rc)
1672{
1673 rc->map_name = RC_MAP_EMPTY;
1674 rc->allowed_protos = RC_BIT_NEC;
1675 rc->query = rtl2831u_rc_query;
1676 rc->interval = 400;
1677
1678 return 0;
1679}
1680
1681static int rtl2832u_rc_query(struct dvb_usb_device *d)
1682{
1683 int ret, i, len;
1684 struct rtl28xxu_dev *dev = d->priv;
1685 struct ir_raw_event ev;
1686 u8 buf[128];
1687 static const struct rtl28xxu_reg_val_mask refresh_tab[] = {
1688 {IR_RX_IF, 0x03, 0xff},
1689 {IR_RX_BUF_CTRL, 0x80, 0xff},
1690 {IR_RX_CTRL, 0x80, 0xff},
1691 };
1692
1693
1694 if (!dev->rc_active) {
1695 static const struct rtl28xxu_reg_val_mask init_tab[] = {
1696 {SYS_DEMOD_CTL1, 0x00, 0x04},
1697 {SYS_DEMOD_CTL1, 0x00, 0x08},
1698 {USB_CTRL, 0x20, 0x20},
1699 {SYS_GPIO_DIR, 0x00, 0x08},
1700 {SYS_GPIO_OUT_EN, 0x08, 0x08},
1701 {SYS_GPIO_OUT_VAL, 0x08, 0x08},
1702 {IR_MAX_DURATION0, 0xd0, 0xff},
1703 {IR_MAX_DURATION1, 0x07, 0xff},
1704 {IR_IDLE_LEN0, 0xc0, 0xff},
1705 {IR_IDLE_LEN1, 0x00, 0xff},
1706 {IR_GLITCH_LEN, 0x03, 0xff},
1707 {IR_RX_CLK, 0x09, 0xff},
1708 {IR_RX_CFG, 0x1c, 0xff},
1709 {IR_MAX_H_TOL_LEN, 0x1e, 0xff},
1710 {IR_MAX_L_TOL_LEN, 0x1e, 0xff},
1711 {IR_RX_CTRL, 0x80, 0xff},
1712 };
1713
1714 for (i = 0; i < ARRAY_SIZE(init_tab); i++) {
1715 ret = rtl28xxu_wr_reg_mask(d, init_tab[i].reg,
1716 init_tab[i].val, init_tab[i].mask);
1717 if (ret)
1718 goto err;
1719 }
1720
1721 dev->rc_active = true;
1722 }
1723
1724 ret = rtl28xxu_rd_reg(d, IR_RX_IF, &buf[0]);
1725 if (ret)
1726 goto err;
1727
1728 if (buf[0] != 0x83)
1729 goto exit;
1730
1731 ret = rtl28xxu_rd_reg(d, IR_RX_BC, &buf[0]);
1732 if (ret)
1733 goto err;
1734
1735 len = buf[0];
1736
1737
1738 ret = rtl28xxu_rd_regs(d, IR_RX_BUF, buf, len);
1739 if (ret)
1740 goto err;
1741
1742
1743 for (i = 0; i < ARRAY_SIZE(refresh_tab); i++) {
1744 ret = rtl28xxu_wr_reg_mask(d, refresh_tab[i].reg,
1745 refresh_tab[i].val, refresh_tab[i].mask);
1746 if (ret)
1747 goto err;
1748 }
1749
1750
1751 init_ir_raw_event(&ev);
1752
1753 for (i = 0; i < len; i++) {
1754 ev.pulse = buf[i] >> 7;
1755 ev.duration = 50800 * (buf[i] & 0x7f);
1756 ir_raw_event_store_with_filter(d->rc_dev, &ev);
1757 }
1758
1759
1760 ir_raw_event_set_idle(d->rc_dev, true);
1761 ir_raw_event_handle(d->rc_dev);
1762exit:
1763 return ret;
1764err:
1765 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1766 return ret;
1767}
1768
1769static int rtl2832u_get_rc_config(struct dvb_usb_device *d,
1770 struct dvb_usb_rc *rc)
1771{
1772
1773 if (rtl28xxu_disable_rc)
1774 return rtl28xxu_wr_reg(d, IR_RX_IE, 0x00);
1775
1776
1777 if (!rc->map_name)
1778 rc->map_name = RC_MAP_EMPTY;
1779 rc->allowed_protos = RC_BIT_ALL;
1780 rc->driver_type = RC_DRIVER_IR_RAW;
1781 rc->query = rtl2832u_rc_query;
1782 rc->interval = 200;
1783
1784 return 0;
1785}
1786
1787static int rtl28xxu_get_rc_config(struct dvb_usb_device *d,
1788 struct dvb_usb_rc *rc)
1789{
1790 struct rtl28xxu_dev *dev = d_to_priv(d);
1791
1792 if (dev->chip_id == CHIP_ID_RTL2831U)
1793 return rtl2831u_get_rc_config(d, rc);
1794 else
1795 return rtl2832u_get_rc_config(d, rc);
1796}
1797#else
1798#define rtl28xxu_get_rc_config NULL
1799#endif
1800
1801static int rtl28xxu_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff)
1802{
1803 struct rtl28xxu_dev *dev = adap_to_priv(adap);
1804
1805 if (dev->chip_id == CHIP_ID_RTL2831U) {
1806 struct rtl2830_platform_data *pdata = &dev->rtl2830_platform_data;
1807
1808 return pdata->pid_filter_ctrl(adap->fe[0], onoff);
1809 } else {
1810 struct rtl2832_platform_data *pdata = &dev->rtl2832_platform_data;
1811
1812 return pdata->pid_filter_ctrl(adap->fe[0], onoff);
1813 }
1814}
1815
1816static int rtl28xxu_pid_filter(struct dvb_usb_adapter *adap, int index,
1817 u16 pid, int onoff)
1818{
1819 struct rtl28xxu_dev *dev = adap_to_priv(adap);
1820
1821 if (dev->chip_id == CHIP_ID_RTL2831U) {
1822 struct rtl2830_platform_data *pdata = &dev->rtl2830_platform_data;
1823
1824 return pdata->pid_filter(adap->fe[0], index, pid, onoff);
1825 } else {
1826 struct rtl2832_platform_data *pdata = &dev->rtl2832_platform_data;
1827
1828 return pdata->pid_filter(adap->fe[0], index, pid, onoff);
1829 }
1830}
1831
1832static const struct dvb_usb_device_properties rtl28xxu_props = {
1833 .driver_name = KBUILD_MODNAME,
1834 .owner = THIS_MODULE,
1835 .adapter_nr = adapter_nr,
1836 .size_of_priv = sizeof(struct rtl28xxu_dev),
1837
1838 .identify_state = rtl28xxu_identify_state,
1839 .power_ctrl = rtl28xxu_power_ctrl,
1840 .frontend_ctrl = rtl28xxu_frontend_ctrl,
1841 .i2c_algo = &rtl28xxu_i2c_algo,
1842 .read_config = rtl28xxu_read_config,
1843 .frontend_attach = rtl28xxu_frontend_attach,
1844 .frontend_detach = rtl28xxu_frontend_detach,
1845 .tuner_attach = rtl28xxu_tuner_attach,
1846 .tuner_detach = rtl28xxu_tuner_detach,
1847 .init = rtl28xxu_init,
1848 .get_rc_config = rtl28xxu_get_rc_config,
1849
1850 .num_adapters = 1,
1851 .adapter = {
1852 {
1853 .caps = DVB_USB_ADAP_HAS_PID_FILTER |
1854 DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
1855
1856 .pid_filter_count = 32,
1857 .pid_filter_ctrl = rtl28xxu_pid_filter_ctrl,
1858 .pid_filter = rtl28xxu_pid_filter,
1859
1860 .stream = DVB_USB_STREAM_BULK(0x81, 6, 8 * 512),
1861 },
1862 },
1863};
1864
1865static const struct usb_device_id rtl28xxu_id_table[] = {
1866
1867 { DVB_USB_DEVICE(USB_VID_REALTEK, USB_PID_REALTEK_RTL2831U,
1868 &rtl28xxu_props, "Realtek RTL2831U reference design", NULL) },
1869 { DVB_USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_FREECOM_DVBT,
1870 &rtl28xxu_props, "Freecom USB2.0 DVB-T", NULL) },
1871 { DVB_USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_FREECOM_DVBT_2,
1872 &rtl28xxu_props, "Freecom USB2.0 DVB-T", NULL) },
1873
1874
1875 { DVB_USB_DEVICE(USB_VID_REALTEK, 0x2832,
1876 &rtl28xxu_props, "Realtek RTL2832U reference design", NULL) },
1877 { DVB_USB_DEVICE(USB_VID_REALTEK, 0x2838,
1878 &rtl28xxu_props, "Realtek RTL2832U reference design", NULL) },
1879 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_STICK_BLACK_REV1,
1880 &rtl28xxu_props, "TerraTec Cinergy T Stick Black", RC_MAP_TERRATEC_SLIM) },
1881 { DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_DELOCK_USB2_DVBT,
1882 &rtl28xxu_props, "G-Tek Electronics Group Lifeview LV5TDLX DVB-T", NULL) },
1883 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_NOXON_DAB_STICK,
1884 &rtl28xxu_props, "TerraTec NOXON DAB Stick", NULL) },
1885 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_NOXON_DAB_STICK_REV2,
1886 &rtl28xxu_props, "TerraTec NOXON DAB Stick (rev 2)", NULL) },
1887 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_NOXON_DAB_STICK_REV3,
1888 &rtl28xxu_props, "TerraTec NOXON DAB Stick (rev 3)", NULL) },
1889 { DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_TREKSTOR_TERRES_2_0,
1890 &rtl28xxu_props, "Trekstor DVB-T Stick Terres 2.0", NULL) },
1891 { DVB_USB_DEVICE(USB_VID_DEXATEK, 0x1101,
1892 &rtl28xxu_props, "Dexatek DK DVB-T Dongle", NULL) },
1893 { DVB_USB_DEVICE(USB_VID_LEADTEK, 0x6680,
1894 &rtl28xxu_props, "DigitalNow Quad DVB-T Receiver", NULL) },
1895 { DVB_USB_DEVICE(USB_VID_LEADTEK, USB_PID_WINFAST_DTV_DONGLE_MINID,
1896 &rtl28xxu_props, "Leadtek Winfast DTV Dongle Mini D", NULL) },
1897 { DVB_USB_DEVICE(USB_VID_LEADTEK, USB_PID_WINFAST_DTV2000DS_PLUS,
1898 &rtl28xxu_props, "Leadtek WinFast DTV2000DS Plus", RC_MAP_LEADTEK_Y04G0051) },
1899 { DVB_USB_DEVICE(USB_VID_TERRATEC, 0x00d3,
1900 &rtl28xxu_props, "TerraTec Cinergy T Stick RC (Rev. 3)", NULL) },
1901 { DVB_USB_DEVICE(USB_VID_DEXATEK, 0x1102,
1902 &rtl28xxu_props, "Dexatek DK mini DVB-T Dongle", NULL) },
1903 { DVB_USB_DEVICE(USB_VID_TERRATEC, 0x00d7,
1904 &rtl28xxu_props, "TerraTec Cinergy T Stick+", NULL) },
1905 { DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd3a8,
1906 &rtl28xxu_props, "ASUS My Cinema-U3100Mini Plus V2", NULL) },
1907 { DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd393,
1908 &rtl28xxu_props, "GIGABYTE U7300", NULL) },
1909 { DVB_USB_DEVICE(USB_VID_DEXATEK, 0x1104,
1910 &rtl28xxu_props, "MSI DIGIVOX Micro HD", NULL) },
1911 { DVB_USB_DEVICE(USB_VID_COMPRO, 0x0620,
1912 &rtl28xxu_props, "Compro VideoMate U620F", NULL) },
1913 { DVB_USB_DEVICE(USB_VID_COMPRO, 0x0650,
1914 &rtl28xxu_props, "Compro VideoMate U650F", NULL) },
1915 { DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd394,
1916 &rtl28xxu_props, "MaxMedia HU394-T", NULL) },
1917 { DVB_USB_DEVICE(USB_VID_LEADTEK, 0x6a03,
1918 &rtl28xxu_props, "Leadtek WinFast DTV Dongle mini", NULL) },
1919 { DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_CPYTO_REDI_PC50A,
1920 &rtl28xxu_props, "Crypto ReDi PC 50 A", NULL) },
1921 { DVB_USB_DEVICE(USB_VID_KYE, 0x707f,
1922 &rtl28xxu_props, "Genius TVGo DVB-T03", NULL) },
1923 { DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd395,
1924 &rtl28xxu_props, "Peak DVB-T USB", NULL) },
1925 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV20_RTL2832U,
1926 &rtl28xxu_props, "Sveon STV20", NULL) },
1927 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV21,
1928 &rtl28xxu_props, "Sveon STV21", NULL) },
1929 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV27,
1930 &rtl28xxu_props, "Sveon STV27", NULL) },
1931 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_TURBOX_DTT_2000,
1932 &rtl28xxu_props, "TURBO-X Pure TV Tuner DTT-2000", NULL) },
1933
1934
1935 { DVB_USB_DEVICE(USB_VID_HANFTEK, 0x0131,
1936 &rtl28xxu_props, "Astrometa DVB-T2", NULL) },
1937 { DVB_USB_DEVICE(0x5654, 0xca42,
1938 &rtl28xxu_props, "GoTView MasterHD 3", NULL) },
1939 { }
1940};
1941MODULE_DEVICE_TABLE(usb, rtl28xxu_id_table);
1942
1943static struct usb_driver rtl28xxu_usb_driver = {
1944 .name = KBUILD_MODNAME,
1945 .id_table = rtl28xxu_id_table,
1946 .probe = dvb_usbv2_probe,
1947 .disconnect = dvb_usbv2_disconnect,
1948 .suspend = dvb_usbv2_suspend,
1949 .resume = dvb_usbv2_resume,
1950 .reset_resume = dvb_usbv2_reset_resume,
1951 .no_dynamic_id = 1,
1952 .soft_unbind = 1,
1953};
1954
1955module_usb_driver(rtl28xxu_usb_driver);
1956
1957MODULE_DESCRIPTION("Realtek RTL28xxU DVB USB driver");
1958MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>");
1959MODULE_AUTHOR("Thomas Mair <thomas.mair86@googlemail.com>");
1960MODULE_LICENSE("GPL");
1961
