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treewide: remove redundant IS_ERR() before error code check
[linux/fpc-iii.git] / drivers / media / usb / dvb-usb-v2 / rtl28xxu.c
blobc6881a1b32324910aa91364aad857c963b84719f
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 * Realtek RTL28xxU DVB USB driver
4 *
5 * Copyright (C) 2009 Antti Palosaari <crope@iki.fi>
6 * Copyright (C) 2011 Antti Palosaari <crope@iki.fi>
7 * Copyright (C) 2012 Thomas Mair <thomas.mair86@googlemail.com>
8 */
9
10 #include "rtl28xxu.h"
11
12 static int rtl28xxu_disable_rc;
13 module_param_named(disable_rc, rtl28xxu_disable_rc, int, 0644);
14 MODULE_PARM_DESC(disable_rc, "disable RTL2832U remote controller");
15 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
16
17 static int rtl28xxu_ctrl_msg(struct dvb_usb_device *d, struct rtl28xxu_req *req)
18 {
19 struct rtl28xxu_dev *dev = d->priv;
20 int ret;
21 unsigned int pipe;
22 u8 requesttype;
23
24 mutex_lock(&d->usb_mutex);
25
26 if (req->size > sizeof(dev->buf)) {
27 dev_err(&d->intf->dev, "too large message %u\n", req->size);
28 ret = -EINVAL;
29 goto err_mutex_unlock;
30 }
31
32 if (req->index & CMD_WR_FLAG) {
33 /* write */
34 memcpy(dev->buf, req->data, req->size);
35 requesttype = (USB_TYPE_VENDOR | USB_DIR_OUT);
36 pipe = usb_sndctrlpipe(d->udev, 0);
37 } else {
38 /* read */
39 requesttype = (USB_TYPE_VENDOR | USB_DIR_IN);
40 pipe = usb_rcvctrlpipe(d->udev, 0);
41 }
42
43 ret = usb_control_msg(d->udev, pipe, 0, requesttype, req->value,
44 req->index, dev->buf, req->size, 1000);
45 dvb_usb_dbg_usb_control_msg(d->udev, 0, requesttype, req->value,
46 req->index, dev->buf, req->size);
47 if (ret < 0)
48 goto err_mutex_unlock;
49
50 /* read request, copy returned data to return buf */
51 if (requesttype == (USB_TYPE_VENDOR | USB_DIR_IN))
52 memcpy(req->data, dev->buf, req->size);
53
54 mutex_unlock(&d->usb_mutex);
55
56 return 0;
57 err_mutex_unlock:
58 mutex_unlock(&d->usb_mutex);
59 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
60 return ret;
61 }
62
63 static int rtl28xxu_wr_regs(struct dvb_usb_device *d, u16 reg, u8 *val, int len)
64 {
65 struct rtl28xxu_req req;
66
67 if (reg < 0x3000)
68 req.index = CMD_USB_WR;
69 else if (reg < 0x4000)
70 req.index = CMD_SYS_WR;
71 else
72 req.index = CMD_IR_WR;
73
74 req.value = reg;
75 req.size = len;
76 req.data = val;
77
78 return rtl28xxu_ctrl_msg(d, &req);
79 }
80
81 static int rtl28xxu_rd_regs(struct dvb_usb_device *d, u16 reg, u8 *val, int len)
82 {
83 struct rtl28xxu_req req;
84
85 if (reg < 0x3000)
86 req.index = CMD_USB_RD;
87 else if (reg < 0x4000)
88 req.index = CMD_SYS_RD;
89 else
90 req.index = CMD_IR_RD;
91
92 req.value = reg;
93 req.size = len;
94 req.data = val;
95
96 return rtl28xxu_ctrl_msg(d, &req);
97 }
98
99 static int rtl28xxu_wr_reg(struct dvb_usb_device *d, u16 reg, u8 val)
100 {
101 return rtl28xxu_wr_regs(d, reg, &val, 1);
102 }
103
104 static int rtl28xxu_rd_reg(struct dvb_usb_device *d, u16 reg, u8 *val)
105 {
106 return rtl28xxu_rd_regs(d, reg, val, 1);
107 }
108
109 static int rtl28xxu_wr_reg_mask(struct dvb_usb_device *d, u16 reg, u8 val,
110 u8 mask)
111 {
112 int ret;
113 u8 tmp;
114
115 /* no need for read if whole reg is written */
116 if (mask != 0xff) {
117 ret = rtl28xxu_rd_reg(d, reg, &tmp);
118 if (ret)
119 return ret;
120
121 val &= mask;
122 tmp &= ~mask;
123 val |= tmp;
124 }
125
126 return rtl28xxu_wr_reg(d, reg, val);
127 }
128
129 /* I2C */
130 static int rtl28xxu_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
131 int num)
132 {
133 int ret;
134 struct dvb_usb_device *d = i2c_get_adapdata(adap);
135 struct rtl28xxu_dev *dev = d->priv;
136 struct rtl28xxu_req req;
137
138 /*
139 * It is not known which are real I2C bus xfer limits, but testing
140 * with RTL2831U + MT2060 gives max RD 24 and max WR 22 bytes.
141 * TODO: find out RTL2832U lens
142 */
143
144 /*
145 * I2C adapter logic looks rather complicated due to fact it handles
146 * three different access methods. Those methods are;
147 * 1) integrated demod access
148 * 2) old I2C access
149 * 3) new I2C access
150 *
151 * Used method is selected in order 1, 2, 3. Method 3 can handle all
152 * requests but there is two reasons why not use it always;
153 * 1) It is most expensive, usually two USB messages are needed
154 * 2) At least RTL2831U does not support it
155 *
156 * Method 3 is needed in case of I2C write+read (typical register read)
157 * where write is more than one byte.
158 */
159
160 if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
161 return -EAGAIN;
162
163 if (num == 2 && !(msg[0].flags & I2C_M_RD) &&
164 (msg[1].flags & I2C_M_RD)) {
165 if (msg[0].len > 24 || msg[1].len > 24) {
166 /* TODO: check msg[0].len max */
167 ret = -EOPNOTSUPP;
168 goto err_mutex_unlock;
169 } else if (msg[0].addr == 0x10) {
170 /* method 1 - integrated demod */
171 if (msg[0].buf[0] == 0x00) {
172 /* return demod page from driver cache */
173 msg[1].buf[0] = dev->page;
174 ret = 0;
175 } else {
176 req.value = (msg[0].buf[0] << 8) | (msg[0].addr << 1);
177 req.index = CMD_DEMOD_RD | dev->page;
178 req.size = msg[1].len;
179 req.data = &msg[1].buf[0];
180 ret = rtl28xxu_ctrl_msg(d, &req);
181 }
182 } else if (msg[0].len < 2) {
183 /* method 2 - old I2C */
184 req.value = (msg[0].buf[0] << 8) | (msg[0].addr << 1);
185 req.index = CMD_I2C_RD;
186 req.size = msg[1].len;
187 req.data = &msg[1].buf[0];
188 ret = rtl28xxu_ctrl_msg(d, &req);
189 } else {
190 /* method 3 - new I2C */
191 req.value = (msg[0].addr << 1);
192 req.index = CMD_I2C_DA_WR;
193 req.size = msg[0].len;
194 req.data = msg[0].buf;
195 ret = rtl28xxu_ctrl_msg(d, &req);
196 if (ret)
197 goto err_mutex_unlock;
198
199 req.value = (msg[0].addr << 1);
200 req.index = CMD_I2C_DA_RD;
201 req.size = msg[1].len;
202 req.data = msg[1].buf;
203 ret = rtl28xxu_ctrl_msg(d, &req);
204 }
205 } else if (num == 1 && !(msg[0].flags & I2C_M_RD)) {
206 if (msg[0].len > 22) {
207 /* TODO: check msg[0].len max */
208 ret = -EOPNOTSUPP;
209 goto err_mutex_unlock;
210 } else if (msg[0].addr == 0x10) {
211 /* method 1 - integrated demod */
212 if (msg[0].buf[0] == 0x00) {
213 /* save demod page for later demod access */
214 dev->page = msg[0].buf[1];
215 ret = 0;
216 } else {
217 req.value = (msg[0].buf[0] << 8) |
218 (msg[0].addr << 1);
219 req.index = CMD_DEMOD_WR | dev->page;
220 req.size = msg[0].len-1;
221 req.data = &msg[0].buf[1];
222 ret = rtl28xxu_ctrl_msg(d, &req);
223 }
224 } else if ((msg[0].len < 23) && (!dev->new_i2c_write)) {
225 /* method 2 - old I2C */
226 req.value = (msg[0].buf[0] << 8) | (msg[0].addr << 1);
227 req.index = CMD_I2C_WR;
228 req.size = msg[0].len-1;
229 req.data = &msg[0].buf[1];
230 ret = rtl28xxu_ctrl_msg(d, &req);
231 } else {
232 /* method 3 - new I2C */
233 req.value = (msg[0].addr << 1);
234 req.index = CMD_I2C_DA_WR;
235 req.size = msg[0].len;
236 req.data = msg[0].buf;
237 ret = rtl28xxu_ctrl_msg(d, &req);
238 }
239 } else if (num == 1 && (msg[0].flags & I2C_M_RD)) {
240 req.value = (msg[0].addr << 1);
241 req.index = CMD_I2C_DA_RD;
242 req.size = msg[0].len;
243 req.data = msg[0].buf;
244 ret = rtl28xxu_ctrl_msg(d, &req);
245 } else {
246 ret = -EOPNOTSUPP;
247 }
248
249 /* Retry failed I2C messages */
250 if (ret == -EPIPE)
251 ret = -EAGAIN;
252
253 err_mutex_unlock:
254 mutex_unlock(&d->i2c_mutex);
255
256 return ret ? ret : num;
257 }
258
259 static u32 rtl28xxu_i2c_func(struct i2c_adapter *adapter)
260 {
261 return I2C_FUNC_I2C;
262 }
263
264 static struct i2c_algorithm rtl28xxu_i2c_algo = {
265 .master_xfer = rtl28xxu_i2c_xfer,
266 .functionality = rtl28xxu_i2c_func,
267 };
268
269 static int rtl2831u_read_config(struct dvb_usb_device *d)
270 {
271 struct rtl28xxu_dev *dev = d_to_priv(d);
272 int ret;
273 u8 buf[1];
274 /* open RTL2831U/RTL2830 I2C gate */
275 struct rtl28xxu_req req_gate_open = {0x0120, 0x0011, 0x0001, "\x08"};
276 /* tuner probes */
277 struct rtl28xxu_req req_mt2060 = {0x00c0, CMD_I2C_RD, 1, buf};
278 struct rtl28xxu_req req_qt1010 = {0x0fc4, CMD_I2C_RD, 1, buf};
279
280 dev_dbg(&d->intf->dev, "\n");
281
282 /*
283 * RTL2831U GPIOs
284 * =========================================================
285 * GPIO0 | tuner#0 | 0 off | 1 on | MXL5005S (?)
286 * GPIO2 | LED | 0 off | 1 on |
287 * GPIO4 | tuner#1 | 0 on | 1 off | MT2060
288 */
289
290 /* GPIO direction */
291 ret = rtl28xxu_wr_reg(d, SYS_GPIO_DIR, 0x0a);
292 if (ret)
293 goto err;
294
295 /* enable as output GPIO0, GPIO2, GPIO4 */
296 ret = rtl28xxu_wr_reg(d, SYS_GPIO_OUT_EN, 0x15);
297 if (ret)
298 goto err;
299
300 /*
301 * Probe used tuner. We need to know used tuner before demod attach
302 * since there is some demod params needed to set according to tuner.
303 */
304
305 /* demod needs some time to wake up */
306 msleep(20);
307
308 dev->tuner_name = "NONE";
309
310 /* open demod I2C gate */
311 ret = rtl28xxu_ctrl_msg(d, &req_gate_open);
312 if (ret)
313 goto err;
314
315 /* check QT1010 ID(?) register; reg=0f val=2c */
316 ret = rtl28xxu_ctrl_msg(d, &req_qt1010);
317 if (ret == 0 && buf[0] == 0x2c) {
318 dev->tuner = TUNER_RTL2830_QT1010;
319 dev->tuner_name = "QT1010";
320 goto found;
321 }
322
323 /* open demod I2C gate */
324 ret = rtl28xxu_ctrl_msg(d, &req_gate_open);
325 if (ret)
326 goto err;
327
328 /* check MT2060 ID register; reg=00 val=63 */
329 ret = rtl28xxu_ctrl_msg(d, &req_mt2060);
330 if (ret == 0 && buf[0] == 0x63) {
331 dev->tuner = TUNER_RTL2830_MT2060;
332 dev->tuner_name = "MT2060";
333 goto found;
334 }
335
336 /* assume MXL5005S */
337 dev->tuner = TUNER_RTL2830_MXL5005S;
338 dev->tuner_name = "MXL5005S";
339 goto found;
340
341 found:
342 dev_dbg(&d->intf->dev, "tuner=%s\n", dev->tuner_name);
343
344 return 0;
345 err:
346 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
347 return ret;
348 }
349
350 static int rtl2832u_read_config(struct dvb_usb_device *d)
351 {
352 struct rtl28xxu_dev *dev = d_to_priv(d);
353 int ret;
354 u8 buf[2];
355 /* open RTL2832U/RTL2832 I2C gate */
356 struct rtl28xxu_req req_gate_open = {0x0120, 0x0011, 0x0001, "\x18"};
357 /* close RTL2832U/RTL2832 I2C gate */
358 struct rtl28xxu_req req_gate_close = {0x0120, 0x0011, 0x0001, "\x10"};
359 /* tuner probes */
360 struct rtl28xxu_req req_fc0012 = {0x00c6, CMD_I2C_RD, 1, buf};
361 struct rtl28xxu_req req_fc0013 = {0x00c6, CMD_I2C_RD, 1, buf};
362 struct rtl28xxu_req req_mt2266 = {0x00c0, CMD_I2C_RD, 1, buf};
363 struct rtl28xxu_req req_fc2580 = {0x01ac, CMD_I2C_RD, 1, buf};
364 struct rtl28xxu_req req_mt2063 = {0x00c0, CMD_I2C_RD, 1, buf};
365 struct rtl28xxu_req req_max3543 = {0x00c0, CMD_I2C_RD, 1, buf};
366 struct rtl28xxu_req req_tua9001 = {0x7ec0, CMD_I2C_RD, 2, buf};
367 struct rtl28xxu_req req_mxl5007t = {0xd9c0, CMD_I2C_RD, 1, buf};
368 struct rtl28xxu_req req_e4000 = {0x02c8, CMD_I2C_RD, 1, buf};
369 struct rtl28xxu_req req_tda18272 = {0x00c0, CMD_I2C_RD, 2, buf};
370 struct rtl28xxu_req req_r820t = {0x0034, CMD_I2C_RD, 1, buf};
371 struct rtl28xxu_req req_r828d = {0x0074, CMD_I2C_RD, 1, buf};
372 struct rtl28xxu_req req_mn88472 = {0xff38, CMD_I2C_RD, 1, buf};
373 struct rtl28xxu_req req_mn88473 = {0xff38, CMD_I2C_RD, 1, buf};
374 struct rtl28xxu_req req_cxd2837er = {0xfdd8, CMD_I2C_RD, 1, buf};
375 struct rtl28xxu_req req_si2157 = {0x00c0, CMD_I2C_RD, 1, buf};
376 struct rtl28xxu_req req_si2168 = {0x00c8, CMD_I2C_RD, 1, buf};
377
378 dev_dbg(&d->intf->dev, "\n");
379
380 /* enable GPIO3 and GPIO6 as output */
381 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_DIR, 0x00, 0x40);
382 if (ret)
383 goto err;
384
385 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x48, 0x48);
386 if (ret)
387 goto err;
388
389 /*
390 * Probe used tuner. We need to know used tuner before demod attach
391 * since there is some demod params needed to set according to tuner.
392 */
393
394 /* open demod I2C gate */
395 ret = rtl28xxu_ctrl_msg(d, &req_gate_open);
396 if (ret)
397 goto err;
398
399 dev->tuner_name = "NONE";
400
401 /* check FC0012 ID register; reg=00 val=a1 */
402 ret = rtl28xxu_ctrl_msg(d, &req_fc0012);
403 if (ret == 0 && buf[0] == 0xa1) {
404 dev->tuner = TUNER_RTL2832_FC0012;
405 dev->tuner_name = "FC0012";
406 goto tuner_found;
407 }
408
409 /* check FC0013 ID register; reg=00 val=a3 */
410 ret = rtl28xxu_ctrl_msg(d, &req_fc0013);
411 if (ret == 0 && buf[0] == 0xa3) {
412 dev->tuner = TUNER_RTL2832_FC0013;
413 dev->tuner_name = "FC0013";
414 goto tuner_found;
415 }
416
417 /* check MT2266 ID register; reg=00 val=85 */
418 ret = rtl28xxu_ctrl_msg(d, &req_mt2266);
419 if (ret == 0 && buf[0] == 0x85) {
420 dev->tuner = TUNER_RTL2832_MT2266;
421 dev->tuner_name = "MT2266";
422 goto tuner_found;
423 }
424
425 /* check FC2580 ID register; reg=01 val=56 */
426 ret = rtl28xxu_ctrl_msg(d, &req_fc2580);
427 if (ret == 0 && buf[0] == 0x56) {
428 dev->tuner = TUNER_RTL2832_FC2580;
429 dev->tuner_name = "FC2580";
430 goto tuner_found;
431 }
432
433 /* check MT2063 ID register; reg=00 val=9e || 9c */
434 ret = rtl28xxu_ctrl_msg(d, &req_mt2063);
435 if (ret == 0 && (buf[0] == 0x9e || buf[0] == 0x9c)) {
436 dev->tuner = TUNER_RTL2832_MT2063;
437 dev->tuner_name = "MT2063";
438 goto tuner_found;
439 }
440
441 /* check MAX3543 ID register; reg=00 val=38 */
442 ret = rtl28xxu_ctrl_msg(d, &req_max3543);
443 if (ret == 0 && buf[0] == 0x38) {
444 dev->tuner = TUNER_RTL2832_MAX3543;
445 dev->tuner_name = "MAX3543";
446 goto tuner_found;
447 }
448
449 /* check TUA9001 ID register; reg=7e val=2328 */
450 ret = rtl28xxu_ctrl_msg(d, &req_tua9001);
451 if (ret == 0 && buf[0] == 0x23 && buf[1] == 0x28) {
452 dev->tuner = TUNER_RTL2832_TUA9001;
453 dev->tuner_name = "TUA9001";
454 goto tuner_found;
455 }
456
457 /* check MXL5007R ID register; reg=d9 val=14 */
458 ret = rtl28xxu_ctrl_msg(d, &req_mxl5007t);
459 if (ret == 0 && buf[0] == 0x14) {
460 dev->tuner = TUNER_RTL2832_MXL5007T;
461 dev->tuner_name = "MXL5007T";
462 goto tuner_found;
463 }
464
465 /* check E4000 ID register; reg=02 val=40 */
466 ret = rtl28xxu_ctrl_msg(d, &req_e4000);
467 if (ret == 0 && buf[0] == 0x40) {
468 dev->tuner = TUNER_RTL2832_E4000;
469 dev->tuner_name = "E4000";
470 goto tuner_found;
471 }
472
473 /* check TDA18272 ID register; reg=00 val=c760 */
474 ret = rtl28xxu_ctrl_msg(d, &req_tda18272);
475 if (ret == 0 && (buf[0] == 0xc7 || buf[1] == 0x60)) {
476 dev->tuner = TUNER_RTL2832_TDA18272;
477 dev->tuner_name = "TDA18272";
478 goto tuner_found;
479 }
480
481 /* check R820T ID register; reg=00 val=69 */
482 ret = rtl28xxu_ctrl_msg(d, &req_r820t);
483 if (ret == 0 && buf[0] == 0x69) {
484 dev->tuner = TUNER_RTL2832_R820T;
485 dev->tuner_name = "R820T";
486 goto tuner_found;
487 }
488
489 /* check R828D ID register; reg=00 val=69 */
490 ret = rtl28xxu_ctrl_msg(d, &req_r828d);
491 if (ret == 0 && buf[0] == 0x69) {
492 dev->tuner = TUNER_RTL2832_R828D;
493 dev->tuner_name = "R828D";
494 goto tuner_found;
495 }
496
497 /* GPIO0 and GPIO5 to reset Si2157/Si2168 tuner and demod */
498 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x00, 0x21);
499 if (ret)
500 goto err;
501
502 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x00, 0x21);
503 if (ret)
504 goto err;
505
506 msleep(50);
507
508 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x21, 0x21);
509 if (ret)
510 goto err;
511
512 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x21, 0x21);
513 if (ret)
514 goto err;
515
516 msleep(50);
517
518 /* check Si2157 ID register; reg=c0 val=80 */
519 ret = rtl28xxu_ctrl_msg(d, &req_si2157);
520 if (ret == 0 && ((buf[0] & 0x80) == 0x80)) {
521 dev->tuner = TUNER_RTL2832_SI2157;
522 dev->tuner_name = "SI2157";
523 goto tuner_found;
524 }
525
526 tuner_found:
527 dev_dbg(&d->intf->dev, "tuner=%s\n", dev->tuner_name);
528
529 /* probe slave demod */
530 if (dev->tuner == TUNER_RTL2832_R828D) {
531 /* power off slave demod on GPIO0 to reset CXD2837ER */
532 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x00, 0x01);
533 if (ret)
534 goto err;
535
536 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x00, 0x01);
537 if (ret)
538 goto err;
539
540 msleep(50);
541
542 /* power on slave demod on GPIO0 */
543 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x01, 0x01);
544 if (ret)
545 goto err;
546
547 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_DIR, 0x00, 0x01);
548 if (ret)
549 goto err;
550
551 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x01, 0x01);
552 if (ret)
553 goto err;
554
555 /* check slave answers */
556 ret = rtl28xxu_ctrl_msg(d, &req_mn88472);
557 if (ret == 0 && buf[0] == 0x02) {
558 dev_dbg(&d->intf->dev, "MN88472 found\n");
559 dev->slave_demod = SLAVE_DEMOD_MN88472;
560 goto demod_found;
561 }
562
563 ret = rtl28xxu_ctrl_msg(d, &req_mn88473);
564 if (ret == 0 && buf[0] == 0x03) {
565 dev_dbg(&d->intf->dev, "MN88473 found\n");
566 dev->slave_demod = SLAVE_DEMOD_MN88473;
567 goto demod_found;
568 }
569
570 ret = rtl28xxu_ctrl_msg(d, &req_cxd2837er);
571 if (ret == 0 && buf[0] == 0xb1) {
572 dev_dbg(&d->intf->dev, "CXD2837ER found\n");
573 dev->slave_demod = SLAVE_DEMOD_CXD2837ER;
574 goto demod_found;
575 }
576 }
577 if (dev->tuner == TUNER_RTL2832_SI2157) {
578 /* check Si2168 ID register; reg=c8 val=80 */
579 ret = rtl28xxu_ctrl_msg(d, &req_si2168);
580 if (ret == 0 && ((buf[0] & 0x80) == 0x80)) {
581 dev_dbg(&d->intf->dev, "Si2168 found\n");
582 dev->slave_demod = SLAVE_DEMOD_SI2168;
583 goto demod_found;
584 }
585 }
586
587 demod_found:
588 /* close demod I2C gate */
589 ret = rtl28xxu_ctrl_msg(d, &req_gate_close);
590 if (ret < 0)
591 goto err;
592
593 return 0;
594 err:
595 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
596 return ret;
597 }
598
599 static int rtl28xxu_read_config(struct dvb_usb_device *d)
600 {
601 struct rtl28xxu_dev *dev = d_to_priv(d);
602
603 if (dev->chip_id == CHIP_ID_RTL2831U)
604 return rtl2831u_read_config(d);
605 else
606 return rtl2832u_read_config(d);
607 }
608
609 static int rtl28xxu_identify_state(struct dvb_usb_device *d, const char **name)
610 {
611 struct rtl28xxu_dev *dev = d_to_priv(d);
612 int ret;
613 struct rtl28xxu_req req_demod_i2c = {0x0020, CMD_I2C_DA_RD, 0, NULL};
614
615 dev_dbg(&d->intf->dev, "\n");
616
617 /*
618 * Detect chip type using I2C command that is not supported
619 * by old RTL2831U.
620 */
621 ret = rtl28xxu_ctrl_msg(d, &req_demod_i2c);
622 if (ret == -EPIPE) {
623 dev->chip_id = CHIP_ID_RTL2831U;
624 } else if (ret == 0) {
625 dev->chip_id = CHIP_ID_RTL2832U;
626 } else {
627 dev_err(&d->intf->dev, "chip type detection failed %d\n", ret);
628 goto err;
629 }
630 dev_dbg(&d->intf->dev, "chip_id=%u\n", dev->chip_id);
631
632 /* Retry failed I2C messages */
633 d->i2c_adap.retries = 3;
634 d->i2c_adap.timeout = msecs_to_jiffies(10);
635
636 return WARM;
637 err:
638 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
639 return ret;
640 }
641
642 static const struct rtl2830_platform_data rtl2830_mt2060_platform_data = {
643 .clk = 28800000,
644 .spec_inv = 1,
645 .vtop = 0x20,
646 .krf = 0x04,
647 .agc_targ_val = 0x2d,
648
649 };
650
651 static const struct rtl2830_platform_data rtl2830_qt1010_platform_data = {
652 .clk = 28800000,
653 .spec_inv = 1,
654 .vtop = 0x20,
655 .krf = 0x04,
656 .agc_targ_val = 0x2d,
657 };
658
659 static const struct rtl2830_platform_data rtl2830_mxl5005s_platform_data = {
660 .clk = 28800000,
661 .spec_inv = 0,
662 .vtop = 0x3f,
663 .krf = 0x04,
664 .agc_targ_val = 0x3e,
665 };
666
667 static int rtl2831u_frontend_attach(struct dvb_usb_adapter *adap)
668 {
669 struct dvb_usb_device *d = adap_to_d(adap);
670 struct rtl28xxu_dev *dev = d_to_priv(d);
671 struct rtl2830_platform_data *pdata = &dev->rtl2830_platform_data;
672 struct i2c_board_info board_info;
673 struct i2c_client *client;
674 int ret;
675
676 dev_dbg(&d->intf->dev, "\n");
677
678 switch (dev->tuner) {
679 case TUNER_RTL2830_QT1010:
680 *pdata = rtl2830_qt1010_platform_data;
681 break;
682 case TUNER_RTL2830_MT2060:
683 *pdata = rtl2830_mt2060_platform_data;
684 break;
685 case TUNER_RTL2830_MXL5005S:
686 *pdata = rtl2830_mxl5005s_platform_data;
687 break;
688 default:
689 dev_err(&d->intf->dev, "unknown tuner %s\n", dev->tuner_name);
690 ret = -ENODEV;
691 goto err;
692 }
693
694 /* attach demodulator */
695 memset(&board_info, 0, sizeof(board_info));
696 strscpy(board_info.type, "rtl2830", I2C_NAME_SIZE);
697 board_info.addr = 0x10;
698 board_info.platform_data = pdata;
699 request_module("%s", board_info.type);
700 client = i2c_new_client_device(&d->i2c_adap, &board_info);
701 if (!i2c_client_has_driver(client)) {
702 ret = -ENODEV;
703 goto err;
704 }
705
706 if (!try_module_get(client->dev.driver->owner)) {
707 i2c_unregister_device(client);
708 ret = -ENODEV;
709 goto err;
710 }
711
712 adap->fe[0] = pdata->get_dvb_frontend(client);
713 dev->demod_i2c_adapter = pdata->get_i2c_adapter(client);
714
715 dev->i2c_client_demod = client;
716
717 return 0;
718 err:
719 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
720 return ret;
721 }
722
723 static const struct rtl2832_platform_data rtl2832_fc2580_platform_data = {
724 .clk = 28800000,
725 .tuner = TUNER_RTL2832_FC2580,
726 };
727
728 static const struct rtl2832_platform_data rtl2832_fc0012_platform_data = {
729 .clk = 28800000,
730 .tuner = TUNER_RTL2832_FC0012
731 };
732
733 static const struct rtl2832_platform_data rtl2832_fc0013_platform_data = {
734 .clk = 28800000,
735 .tuner = TUNER_RTL2832_FC0013
736 };
737
738 static const struct rtl2832_platform_data rtl2832_tua9001_platform_data = {
739 .clk = 28800000,
740 .tuner = TUNER_RTL2832_TUA9001,
741 };
742
743 static const struct rtl2832_platform_data rtl2832_e4000_platform_data = {
744 .clk = 28800000,
745 .tuner = TUNER_RTL2832_E4000,
746 };
747
748 static const struct rtl2832_platform_data rtl2832_r820t_platform_data = {
749 .clk = 28800000,
750 .tuner = TUNER_RTL2832_R820T,
751 };
752
753 static const struct rtl2832_platform_data rtl2832_si2157_platform_data = {
754 .clk = 28800000,
755 .tuner = TUNER_RTL2832_SI2157,
756 };
757
758 static int rtl2832u_fc0012_tuner_callback(struct dvb_usb_device *d,
759 int cmd, int arg)
760 {
761 int ret;
762 u8 val;
763
764 dev_dbg(&d->intf->dev, "cmd=%d arg=%d\n", cmd, arg);
765
766 switch (cmd) {
767 case FC_FE_CALLBACK_VHF_ENABLE:
768 /* set output values */
769 ret = rtl28xxu_rd_reg(d, SYS_GPIO_OUT_VAL, &val);
770 if (ret)
771 goto err;
772
773 if (arg)
774 val &= 0xbf; /* set GPIO6 low */
775 else
776 val |= 0x40; /* set GPIO6 high */
777
778
779 ret = rtl28xxu_wr_reg(d, SYS_GPIO_OUT_VAL, val);
780 if (ret)
781 goto err;
782 break;
783 default:
784 ret = -EINVAL;
785 goto err;
786 }
787 return 0;
788 err:
789 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
790 return ret;
791 }
792
793 static int rtl2832u_tua9001_tuner_callback(struct dvb_usb_device *d,
794 int cmd, int arg)
795 {
796 int ret;
797 u8 val;
798
799 dev_dbg(&d->intf->dev, "cmd=%d arg=%d\n", cmd, arg);
800
801 /*
802 * CEN always enabled by hardware wiring
803 * RESETN GPIO4
804 * RXEN GPIO1
805 */
806
807 switch (cmd) {
808 case TUA9001_CMD_RESETN:
809 if (arg)
810 val = (1 << 4);
811 else
812 val = (0 << 4);
813
814 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, val, 0x10);
815 if (ret)
816 goto err;
817 break;
818 case TUA9001_CMD_RXEN:
819 if (arg)
820 val = (1 << 1);
821 else
822 val = (0 << 1);
823
824 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, val, 0x02);
825 if (ret)
826 goto err;
827 break;
828 }
829
830 return 0;
831 err:
832 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
833 return ret;
834 }
835
836 static int rtl2832u_frontend_callback(void *adapter_priv, int component,
837 int cmd, int arg)
838 {
839 struct i2c_adapter *adapter = adapter_priv;
840 struct device *parent = adapter->dev.parent;
841 struct i2c_adapter *parent_adapter;
842 struct dvb_usb_device *d;
843 struct rtl28xxu_dev *dev;
844
845 /*
846 * All tuners are connected to demod muxed I2C adapter. We have to
847 * resolve its parent adapter in order to get handle for this driver
848 * private data. That is a bit hackish solution, GPIO or direct driver
849 * callback would be better...
850 */
851 if (parent != NULL && parent->type == &i2c_adapter_type)
852 parent_adapter = to_i2c_adapter(parent);
853 else
854 return -EINVAL;
855
856 d = i2c_get_adapdata(parent_adapter);
857 dev = d->priv;
858
859 dev_dbg(&d->intf->dev, "component=%d cmd=%d arg=%d\n",
860 component, cmd, arg);
861
862 switch (component) {
863 case DVB_FRONTEND_COMPONENT_TUNER:
864 switch (dev->tuner) {
865 case TUNER_RTL2832_FC0012:
866 return rtl2832u_fc0012_tuner_callback(d, cmd, arg);
867 case TUNER_RTL2832_TUA9001:
868 return rtl2832u_tua9001_tuner_callback(d, cmd, arg);
869 }
870 }
871
872 return 0;
873 }
874
875 static int rtl2832u_frontend_attach(struct dvb_usb_adapter *adap)
876 {
877 struct dvb_usb_device *d = adap_to_d(adap);
878 struct rtl28xxu_dev *dev = d_to_priv(d);
879 struct rtl2832_platform_data *pdata = &dev->rtl2832_platform_data;
880 struct i2c_board_info board_info;
881 struct i2c_client *client;
882 int ret;
883
884 dev_dbg(&d->intf->dev, "\n");
885
886 switch (dev->tuner) {
887 case TUNER_RTL2832_FC0012:
888 *pdata = rtl2832_fc0012_platform_data;
889 break;
890 case TUNER_RTL2832_FC0013:
891 *pdata = rtl2832_fc0013_platform_data;
892 break;
893 case TUNER_RTL2832_FC2580:
894 *pdata = rtl2832_fc2580_platform_data;
895 break;
896 case TUNER_RTL2832_TUA9001:
897 *pdata = rtl2832_tua9001_platform_data;
898 break;
899 case TUNER_RTL2832_E4000:
900 *pdata = rtl2832_e4000_platform_data;
901 break;
902 case TUNER_RTL2832_R820T:
903 case TUNER_RTL2832_R828D:
904 *pdata = rtl2832_r820t_platform_data;
905 break;
906 case TUNER_RTL2832_SI2157:
907 *pdata = rtl2832_si2157_platform_data;
908 break;
909 default:
910 dev_err(&d->intf->dev, "unknown tuner %s\n", dev->tuner_name);
911 ret = -ENODEV;
912 goto err;
913 }
914
915 /* attach demodulator */
916 memset(&board_info, 0, sizeof(board_info));
917 strscpy(board_info.type, "rtl2832", I2C_NAME_SIZE);
918 board_info.addr = 0x10;
919 board_info.platform_data = pdata;
920 request_module("%s", board_info.type);
921 client = i2c_new_client_device(&d->i2c_adap, &board_info);
922 if (!i2c_client_has_driver(client)) {
923 ret = -ENODEV;
924 goto err;
925 }
926
927 if (!try_module_get(client->dev.driver->owner)) {
928 i2c_unregister_device(client);
929 ret = -ENODEV;
930 goto err;
931 }
932
933 adap->fe[0] = pdata->get_dvb_frontend(client);
934 dev->demod_i2c_adapter = pdata->get_i2c_adapter(client);
935
936 dev->i2c_client_demod = client;
937
938 /* set fe callback */
939 adap->fe[0]->callback = rtl2832u_frontend_callback;
940
941 if (dev->slave_demod) {
942 struct i2c_board_info info = {};
943
944 /*
945 * We continue on reduced mode, without DVB-T2/C, using master
946 * demod, when slave demod fails.
947 */
948 ret = 0;
949
950 /* attach slave demodulator */
951 if (dev->slave_demod == SLAVE_DEMOD_MN88472) {
952 struct mn88472_config mn88472_config = {};
953
954 mn88472_config.fe = &adap->fe[1];
955 mn88472_config.i2c_wr_max = 22,
956 strscpy(info.type, "mn88472", I2C_NAME_SIZE);
957 mn88472_config.xtal = 20500000;
958 mn88472_config.ts_mode = SERIAL_TS_MODE;
959 mn88472_config.ts_clock = VARIABLE_TS_CLOCK;
960 info.addr = 0x18;
961 info.platform_data = &mn88472_config;
962 request_module(info.type);
963 client = i2c_new_client_device(&d->i2c_adap, &info);
964 if (!i2c_client_has_driver(client)) {
965 dev->slave_demod = SLAVE_DEMOD_NONE;
966 goto err_slave_demod_failed;
967 }
968
969 if (!try_module_get(client->dev.driver->owner)) {
970 i2c_unregister_device(client);
971 dev->slave_demod = SLAVE_DEMOD_NONE;
972 goto err_slave_demod_failed;
973 }
974
975 dev->i2c_client_slave_demod = client;
976 } else if (dev->slave_demod == SLAVE_DEMOD_MN88473) {
977 struct mn88473_config mn88473_config = {};
978
979 mn88473_config.fe = &adap->fe[1];
980 mn88473_config.i2c_wr_max = 22,
981 strscpy(info.type, "mn88473", I2C_NAME_SIZE);
982 info.addr = 0x18;
983 info.platform_data = &mn88473_config;
984 request_module(info.type);
985 client = i2c_new_client_device(&d->i2c_adap, &info);
986 if (!i2c_client_has_driver(client)) {
987 dev->slave_demod = SLAVE_DEMOD_NONE;
988 goto err_slave_demod_failed;
989 }
990
991 if (!try_module_get(client->dev.driver->owner)) {
992 i2c_unregister_device(client);
993 dev->slave_demod = SLAVE_DEMOD_NONE;
994 goto err_slave_demod_failed;
995 }
996
997 dev->i2c_client_slave_demod = client;
998 } else if (dev->slave_demod == SLAVE_DEMOD_CXD2837ER) {
999 struct cxd2841er_config cxd2837er_config = {};
1000
1001 cxd2837er_config.i2c_addr = 0xd8;
1002 cxd2837er_config.xtal = SONY_XTAL_20500;
1003 cxd2837er_config.flags = (CXD2841ER_AUTO_IFHZ |
1004 CXD2841ER_NO_AGCNEG | CXD2841ER_TSBITS |
1005 CXD2841ER_EARLY_TUNE | CXD2841ER_TS_SERIAL);
1006 adap->fe[1] = dvb_attach(cxd2841er_attach_t_c,
1007 &cxd2837er_config,
1008 &d->i2c_adap);
1009 if (!adap->fe[1]) {
1010 dev->slave_demod = SLAVE_DEMOD_NONE;
1011 goto err_slave_demod_failed;
1012 }
1013 adap->fe[1]->id = 1;
1014 dev->i2c_client_slave_demod = NULL;
1015 } else {
1016 struct si2168_config si2168_config = {};
1017 struct i2c_adapter *adapter;
1018
1019 si2168_config.i2c_adapter = &adapter;
1020 si2168_config.fe = &adap->fe[1];
1021 si2168_config.ts_mode = SI2168_TS_SERIAL;
1022 si2168_config.ts_clock_inv = false;
1023 si2168_config.ts_clock_gapped = true;
1024 strscpy(info.type, "si2168", I2C_NAME_SIZE);
1025 info.addr = 0x64;
1026 info.platform_data = &si2168_config;
1027 request_module(info.type);
1028 client = i2c_new_client_device(&d->i2c_adap, &info);
1029 if (!i2c_client_has_driver(client)) {
1030 dev->slave_demod = SLAVE_DEMOD_NONE;
1031 goto err_slave_demod_failed;
1032 }
1033
1034 if (!try_module_get(client->dev.driver->owner)) {
1035 i2c_unregister_device(client);
1036 dev->slave_demod = SLAVE_DEMOD_NONE;
1037 goto err_slave_demod_failed;
1038 }
1039
1040 dev->i2c_client_slave_demod = client;
1041
1042 /* for Si2168 devices use only new I2C write method */
1043 dev->new_i2c_write = true;
1044 }
1045 }
1046 return 0;
1047 err_slave_demod_failed:
1048 err:
1049 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1050 return ret;
1051 }
1052
1053 static int rtl28xxu_frontend_attach(struct dvb_usb_adapter *adap)
1054 {
1055 struct rtl28xxu_dev *dev = adap_to_priv(adap);
1056
1057 if (dev->chip_id == CHIP_ID_RTL2831U)
1058 return rtl2831u_frontend_attach(adap);
1059 else
1060 return rtl2832u_frontend_attach(adap);
1061 }
1062
1063 static int rtl28xxu_frontend_detach(struct dvb_usb_adapter *adap)
1064 {
1065 struct dvb_usb_device *d = adap_to_d(adap);
1066 struct rtl28xxu_dev *dev = d_to_priv(d);
1067 struct i2c_client *client;
1068
1069 dev_dbg(&d->intf->dev, "\n");
1070
1071 /* remove I2C slave demod */
1072 client = dev->i2c_client_slave_demod;
1073 if (client) {
1074 module_put(client->dev.driver->owner);
1075 i2c_unregister_device(client);
1076 }
1077
1078 /* remove I2C demod */
1079 client = dev->i2c_client_demod;
1080 if (client) {
1081 module_put(client->dev.driver->owner);
1082 i2c_unregister_device(client);
1083 }
1084
1085 return 0;
1086 }
1087
1088 static struct qt1010_config rtl28xxu_qt1010_config = {
1089 .i2c_address = 0x62, /* 0xc4 */
1090 };
1091
1092 static struct mt2060_config rtl28xxu_mt2060_config = {
1093 .i2c_address = 0x60, /* 0xc0 */
1094 .clock_out = 0,
1095 };
1096
1097 static struct mxl5005s_config rtl28xxu_mxl5005s_config = {
1098 .i2c_address = 0x63, /* 0xc6 */
1099 .if_freq = IF_FREQ_4570000HZ,
1100 .xtal_freq = CRYSTAL_FREQ_16000000HZ,
1101 .agc_mode = MXL_SINGLE_AGC,
1102 .tracking_filter = MXL_TF_C_H,
1103 .rssi_enable = MXL_RSSI_ENABLE,
1104 .cap_select = MXL_CAP_SEL_ENABLE,
1105 .div_out = MXL_DIV_OUT_4,
1106 .clock_out = MXL_CLOCK_OUT_DISABLE,
1107 .output_load = MXL5005S_IF_OUTPUT_LOAD_200_OHM,
1108 .top = MXL5005S_TOP_25P2,
1109 .mod_mode = MXL_DIGITAL_MODE,
1110 .if_mode = MXL_ZERO_IF,
1111 .AgcMasterByte = 0x00,
1112 };
1113
1114 static int rtl2831u_tuner_attach(struct dvb_usb_adapter *adap)
1115 {
1116 int ret;
1117 struct dvb_usb_device *d = adap_to_d(adap);
1118 struct rtl28xxu_dev *dev = d_to_priv(d);
1119 struct dvb_frontend *fe;
1120
1121 dev_dbg(&d->intf->dev, "\n");
1122
1123 switch (dev->tuner) {
1124 case TUNER_RTL2830_QT1010:
1125 fe = dvb_attach(qt1010_attach, adap->fe[0],
1126 dev->demod_i2c_adapter,
1127 &rtl28xxu_qt1010_config);
1128 break;
1129 case TUNER_RTL2830_MT2060:
1130 fe = dvb_attach(mt2060_attach, adap->fe[0],
1131 dev->demod_i2c_adapter,
1132 &rtl28xxu_mt2060_config, 1220);
1133 break;
1134 case TUNER_RTL2830_MXL5005S:
1135 fe = dvb_attach(mxl5005s_attach, adap->fe[0],
1136 dev->demod_i2c_adapter,
1137 &rtl28xxu_mxl5005s_config);
1138 break;
1139 default:
1140 fe = NULL;
1141 dev_err(&d->intf->dev, "unknown tuner %d\n", dev->tuner);
1142 }
1143
1144 if (fe == NULL) {
1145 ret = -ENODEV;
1146 goto err;
1147 }
1148
1149 return 0;
1150 err:
1151 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1152 return ret;
1153 }
1154
1155 static const struct fc0012_config rtl2832u_fc0012_config = {
1156 .i2c_address = 0x63, /* 0xc6 >> 1 */
1157 .xtal_freq = FC_XTAL_28_8_MHZ,
1158 };
1159
1160 static const struct r820t_config rtl2832u_r820t_config = {
1161 .i2c_addr = 0x1a,
1162 .xtal = 28800000,
1163 .max_i2c_msg_len = 2,
1164 .rafael_chip = CHIP_R820T,
1165 };
1166
1167 static const struct r820t_config rtl2832u_r828d_config = {
1168 .i2c_addr = 0x3a,
1169 .xtal = 16000000,
1170 .max_i2c_msg_len = 2,
1171 .rafael_chip = CHIP_R828D,
1172 };
1173
1174 static int rtl2832u_tuner_attach(struct dvb_usb_adapter *adap)
1175 {
1176 int ret;
1177 struct dvb_usb_device *d = adap_to_d(adap);
1178 struct rtl28xxu_dev *dev = d_to_priv(d);
1179 struct dvb_frontend *fe = NULL;
1180 struct i2c_board_info info;
1181 struct i2c_client *client;
1182 struct v4l2_subdev *subdev = NULL;
1183 struct platform_device *pdev;
1184 struct rtl2832_sdr_platform_data pdata;
1185
1186 dev_dbg(&d->intf->dev, "\n");
1187
1188 memset(&info, 0, sizeof(struct i2c_board_info));
1189 memset(&pdata, 0, sizeof(pdata));
1190
1191 switch (dev->tuner) {
1192 case TUNER_RTL2832_FC0012:
1193 fe = dvb_attach(fc0012_attach, adap->fe[0],
1194 dev->demod_i2c_adapter, &rtl2832u_fc0012_config);
1195
1196 /* since fc0012 includs reading the signal strength delegate
1197 * that to the tuner driver */
1198 adap->fe[0]->ops.read_signal_strength =
1199 adap->fe[0]->ops.tuner_ops.get_rf_strength;
1200 break;
1201 case TUNER_RTL2832_FC0013:
1202 fe = dvb_attach(fc0013_attach, adap->fe[0],
1203 dev->demod_i2c_adapter, 0xc6>>1, 0, FC_XTAL_28_8_MHZ);
1204
1205 /* fc0013 also supports signal strength reading */
1206 adap->fe[0]->ops.read_signal_strength =
1207 adap->fe[0]->ops.tuner_ops.get_rf_strength;
1208 break;
1209 case TUNER_RTL2832_E4000: {
1210 struct e4000_config e4000_config = {
1211 .fe = adap->fe[0],
1212 .clock = 28800000,
1213 };
1214
1215 strscpy(info.type, "e4000", I2C_NAME_SIZE);
1216 info.addr = 0x64;
1217 info.platform_data = &e4000_config;
1218
1219 request_module(info.type);
1220 client = i2c_new_client_device(dev->demod_i2c_adapter,
1221 &info);
1222 if (!i2c_client_has_driver(client))
1223 break;
1224
1225 if (!try_module_get(client->dev.driver->owner)) {
1226 i2c_unregister_device(client);
1227 break;
1228 }
1229
1230 dev->i2c_client_tuner = client;
1231 subdev = i2c_get_clientdata(client);
1232 }
1233 break;
1234 case TUNER_RTL2832_FC2580: {
1235 struct fc2580_platform_data fc2580_pdata = {
1236 .dvb_frontend = adap->fe[0],
1237 };
1238 struct i2c_board_info board_info = {};
1239
1240 strscpy(board_info.type, "fc2580", I2C_NAME_SIZE);
1241 board_info.addr = 0x56;
1242 board_info.platform_data = &fc2580_pdata;
1243 request_module("fc2580");
1244 client = i2c_new_client_device(dev->demod_i2c_adapter,
1245 &board_info);
1246 if (!i2c_client_has_driver(client))
1247 break;
1248 if (!try_module_get(client->dev.driver->owner)) {
1249 i2c_unregister_device(client);
1250 break;
1251 }
1252 dev->i2c_client_tuner = client;
1253 subdev = fc2580_pdata.get_v4l2_subdev(client);
1254 }
1255 break;
1256 case TUNER_RTL2832_TUA9001: {
1257 struct tua9001_platform_data tua9001_pdata = {
1258 .dvb_frontend = adap->fe[0],
1259 };
1260 struct i2c_board_info board_info = {};
1261
1262 /* enable GPIO1 and GPIO4 as output */
1263 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_DIR, 0x00, 0x12);
1264 if (ret)
1265 goto err;
1266
1267 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x12, 0x12);
1268 if (ret)
1269 goto err;
1270
1271 strscpy(board_info.type, "tua9001", I2C_NAME_SIZE);
1272 board_info.addr = 0x60;
1273 board_info.platform_data = &tua9001_pdata;
1274 request_module("tua9001");
1275 client = i2c_new_client_device(dev->demod_i2c_adapter,
1276 &board_info);
1277 if (!i2c_client_has_driver(client))
1278 break;
1279 if (!try_module_get(client->dev.driver->owner)) {
1280 i2c_unregister_device(client);
1281 break;
1282 }
1283 dev->i2c_client_tuner = client;
1284 break;
1285 }
1286 case TUNER_RTL2832_R820T:
1287 fe = dvb_attach(r820t_attach, adap->fe[0],
1288 dev->demod_i2c_adapter,
1289 &rtl2832u_r820t_config);
1290
1291 /* Use tuner to get the signal strength */
1292 adap->fe[0]->ops.read_signal_strength =
1293 adap->fe[0]->ops.tuner_ops.get_rf_strength;
1294 break;
1295 case TUNER_RTL2832_R828D:
1296 fe = dvb_attach(r820t_attach, adap->fe[0],
1297 dev->demod_i2c_adapter,
1298 &rtl2832u_r828d_config);
1299 adap->fe[0]->ops.read_signal_strength =
1300 adap->fe[0]->ops.tuner_ops.get_rf_strength;
1301
1302 if (adap->fe[1]) {
1303 fe = dvb_attach(r820t_attach, adap->fe[1],
1304 dev->demod_i2c_adapter,
1305 &rtl2832u_r828d_config);
1306 adap->fe[1]->ops.read_signal_strength =
1307 adap->fe[1]->ops.tuner_ops.get_rf_strength;
1308 }
1309 break;
1310 case TUNER_RTL2832_SI2157: {
1311 struct si2157_config si2157_config = {
1312 .fe = adap->fe[0],
1313 .if_port = 0,
1314 .inversion = false,
1315 };
1316
1317 strscpy(info.type, "si2157", I2C_NAME_SIZE);
1318 info.addr = 0x60;
1319 info.platform_data = &si2157_config;
1320 request_module(info.type);
1321 client = i2c_new_client_device(&d->i2c_adap, &info);
1322 if (!i2c_client_has_driver(client))
1323 break;
1324
1325 if (!try_module_get(client->dev.driver->owner)) {
1326 i2c_unregister_device(client);
1327 break;
1328 }
1329
1330 dev->i2c_client_tuner = client;
1331 subdev = i2c_get_clientdata(client);
1332
1333 /* copy tuner ops for 2nd FE as tuner is shared */
1334 if (adap->fe[1]) {
1335 adap->fe[1]->tuner_priv =
1336 adap->fe[0]->tuner_priv;
1337 memcpy(&adap->fe[1]->ops.tuner_ops,
1338 &adap->fe[0]->ops.tuner_ops,
1339 sizeof(struct dvb_tuner_ops));
1340 }
1341 }
1342 break;
1343 default:
1344 dev_err(&d->intf->dev, "unknown tuner %d\n", dev->tuner);
1345 }
1346 if (fe == NULL && dev->i2c_client_tuner == NULL) {
1347 ret = -ENODEV;
1348 goto err;
1349 }
1350
1351 /* register SDR */
1352 switch (dev->tuner) {
1353 case TUNER_RTL2832_FC2580:
1354 case TUNER_RTL2832_FC0012:
1355 case TUNER_RTL2832_FC0013:
1356 case TUNER_RTL2832_E4000:
1357 case TUNER_RTL2832_R820T:
1358 case TUNER_RTL2832_R828D:
1359 pdata.clk = dev->rtl2832_platform_data.clk;
1360 pdata.tuner = dev->tuner;
1361 pdata.regmap = dev->rtl2832_platform_data.regmap;
1362 pdata.dvb_frontend = adap->fe[0];
1363 pdata.dvb_usb_device = d;
1364 pdata.v4l2_subdev = subdev;
1365
1366 request_module("%s", "rtl2832_sdr");
1367 pdev = platform_device_register_data(&d->intf->dev,
1368 "rtl2832_sdr",
1369 PLATFORM_DEVID_AUTO,
1370 &pdata, sizeof(pdata));
1371 if (IS_ERR(pdev) || pdev->dev.driver == NULL)
1372 break;
1373 dev->platform_device_sdr = pdev;
1374 break;
1375 default:
1376 dev_dbg(&d->intf->dev, "no SDR for tuner=%d\n", dev->tuner);
1377 }
1378
1379 return 0;
1380 err:
1381 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1382 return ret;
1383 }
1384
1385 static int rtl28xxu_tuner_attach(struct dvb_usb_adapter *adap)
1386 {
1387 struct rtl28xxu_dev *dev = adap_to_priv(adap);
1388
1389 if (dev->chip_id == CHIP_ID_RTL2831U)
1390 return rtl2831u_tuner_attach(adap);
1391 else
1392 return rtl2832u_tuner_attach(adap);
1393 }
1394
1395 static int rtl28xxu_tuner_detach(struct dvb_usb_adapter *adap)
1396 {
1397 struct dvb_usb_device *d = adap_to_d(adap);
1398 struct rtl28xxu_dev *dev = d_to_priv(d);
1399 struct i2c_client *client;
1400 struct platform_device *pdev;
1401
1402 dev_dbg(&d->intf->dev, "\n");
1403
1404 /* remove platform SDR */
1405 pdev = dev->platform_device_sdr;
1406 if (pdev)
1407 platform_device_unregister(pdev);
1408
1409 /* remove I2C tuner */
1410 client = dev->i2c_client_tuner;
1411 if (client) {
1412 module_put(client->dev.driver->owner);
1413 i2c_unregister_device(client);
1414 }
1415
1416 return 0;
1417 }
1418
1419 static int rtl28xxu_init(struct dvb_usb_device *d)
1420 {
1421 int ret;
1422 u8 val;
1423
1424 dev_dbg(&d->intf->dev, "\n");
1425
1426 /* init USB endpoints */
1427 ret = rtl28xxu_rd_reg(d, USB_SYSCTL_0, &val);
1428 if (ret)
1429 goto err;
1430
1431 /* enable DMA and Full Packet Mode*/
1432 val |= 0x09;
1433 ret = rtl28xxu_wr_reg(d, USB_SYSCTL_0, val);
1434 if (ret)
1435 goto err;
1436
1437 /* set EPA maximum packet size to 0x0200 */
1438 ret = rtl28xxu_wr_regs(d, USB_EPA_MAXPKT, "\x00\x02\x00\x00", 4);
1439 if (ret)
1440 goto err;
1441
1442 /* change EPA FIFO length */
1443 ret = rtl28xxu_wr_regs(d, USB_EPA_FIFO_CFG, "\x14\x00\x00\x00", 4);
1444 if (ret)
1445 goto err;
1446
1447 return ret;
1448 err:
1449 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1450 return ret;
1451 }
1452
1453 static int rtl2831u_power_ctrl(struct dvb_usb_device *d, int onoff)
1454 {
1455 int ret;
1456 u8 gpio, sys0, epa_ctl[2];
1457
1458 dev_dbg(&d->intf->dev, "onoff=%d\n", onoff);
1459
1460 /* demod adc */
1461 ret = rtl28xxu_rd_reg(d, SYS_SYS0, &sys0);
1462 if (ret)
1463 goto err;
1464
1465 /* tuner power, read GPIOs */
1466 ret = rtl28xxu_rd_reg(d, SYS_GPIO_OUT_VAL, &gpio);
1467 if (ret)
1468 goto err;
1469
1470 dev_dbg(&d->intf->dev, "RD SYS0=%02x GPIO_OUT_VAL=%02x\n", sys0, gpio);
1471
1472 if (onoff) {
1473 gpio |= 0x01; /* GPIO0 = 1 */
1474 gpio &= (~0x10); /* GPIO4 = 0 */
1475 gpio |= 0x04; /* GPIO2 = 1, LED on */
1476 sys0 = sys0 & 0x0f;
1477 sys0 |= 0xe0;
1478 epa_ctl[0] = 0x00; /* clear stall */
1479 epa_ctl[1] = 0x00; /* clear reset */
1480 } else {
1481 gpio &= (~0x01); /* GPIO0 = 0 */
1482 gpio |= 0x10; /* GPIO4 = 1 */
1483 gpio &= (~0x04); /* GPIO2 = 1, LED off */
1484 sys0 = sys0 & (~0xc0);
1485 epa_ctl[0] = 0x10; /* set stall */
1486 epa_ctl[1] = 0x02; /* set reset */
1487 }
1488
1489 dev_dbg(&d->intf->dev, "WR SYS0=%02x GPIO_OUT_VAL=%02x\n", sys0, gpio);
1490
1491 /* demod adc */
1492 ret = rtl28xxu_wr_reg(d, SYS_SYS0, sys0);
1493 if (ret)
1494 goto err;
1495
1496 /* tuner power, write GPIOs */
1497 ret = rtl28xxu_wr_reg(d, SYS_GPIO_OUT_VAL, gpio);
1498 if (ret)
1499 goto err;
1500
1501 /* streaming EP: stall & reset */
1502 ret = rtl28xxu_wr_regs(d, USB_EPA_CTL, epa_ctl, 2);
1503 if (ret)
1504 goto err;
1505
1506 if (onoff)
1507 usb_clear_halt(d->udev, usb_rcvbulkpipe(d->udev, 0x81));
1508
1509 return ret;
1510 err:
1511 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1512 return ret;
1513 }
1514
1515 static int rtl2832u_power_ctrl(struct dvb_usb_device *d, int onoff)
1516 {
1517 int ret;
1518
1519 dev_dbg(&d->intf->dev, "onoff=%d\n", onoff);
1520
1521 if (onoff) {
1522 /* GPIO3=1, GPIO4=0 */
1523 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x08, 0x18);
1524 if (ret)
1525 goto err;
1526
1527 /* suspend? */
1528 ret = rtl28xxu_wr_reg_mask(d, SYS_DEMOD_CTL1, 0x00, 0x10);
1529 if (ret)
1530 goto err;
1531
1532 /* enable PLL */
1533 ret = rtl28xxu_wr_reg_mask(d, SYS_DEMOD_CTL, 0x80, 0x80);
1534 if (ret)
1535 goto err;
1536
1537 /* disable reset */
1538 ret = rtl28xxu_wr_reg_mask(d, SYS_DEMOD_CTL, 0x20, 0x20);
1539 if (ret)
1540 goto err;
1541
1542 /* streaming EP: clear stall & reset */
1543 ret = rtl28xxu_wr_regs(d, USB_EPA_CTL, "\x00\x00", 2);
1544 if (ret)
1545 goto err;
1546
1547 ret = usb_clear_halt(d->udev, usb_rcvbulkpipe(d->udev, 0x81));
1548 if (ret)
1549 goto err;
1550 } else {
1551 /* GPIO4=1 */
1552 ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x10, 0x10);
1553 if (ret)
1554 goto err;
1555
1556 /* disable PLL */
1557 ret = rtl28xxu_wr_reg_mask(d, SYS_DEMOD_CTL, 0x00, 0x80);
1558 if (ret)
1559 goto err;
1560
1561 /* streaming EP: set stall & reset */
1562 ret = rtl28xxu_wr_regs(d, USB_EPA_CTL, "\x10\x02", 2);
1563 if (ret)
1564 goto err;
1565 }
1566
1567 return ret;
1568 err:
1569 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1570 return ret;
1571 }
1572
1573 static int rtl28xxu_power_ctrl(struct dvb_usb_device *d, int onoff)
1574 {
1575 struct rtl28xxu_dev *dev = d_to_priv(d);
1576
1577 if (dev->chip_id == CHIP_ID_RTL2831U)
1578 return rtl2831u_power_ctrl(d, onoff);
1579 else
1580 return rtl2832u_power_ctrl(d, onoff);
1581 }
1582
1583 static int rtl28xxu_frontend_ctrl(struct dvb_frontend *fe, int onoff)
1584 {
1585 struct dvb_usb_device *d = fe_to_d(fe);
1586 struct rtl28xxu_dev *dev = fe_to_priv(fe);
1587 struct rtl2832_platform_data *pdata = &dev->rtl2832_platform_data;
1588 int ret;
1589 u8 val;
1590
1591 dev_dbg(&d->intf->dev, "fe=%d onoff=%d\n", fe->id, onoff);
1592
1593 if (dev->chip_id == CHIP_ID_RTL2831U)
1594 return 0;
1595
1596 if (fe->id == 0) {
1597 /* control internal demod ADC */
1598 if (onoff)
1599 val = 0x48; /* enable ADC */
1600 else
1601 val = 0x00; /* disable ADC */
1602
1603 ret = rtl28xxu_wr_reg_mask(d, SYS_DEMOD_CTL, val, 0x48);
1604 if (ret)
1605 goto err;
1606 } else if (fe->id == 1) {
1607 /* bypass slave demod TS through master demod */
1608 ret = pdata->slave_ts_ctrl(dev->i2c_client_demod, onoff);
1609 if (ret)
1610 goto err;
1611 }
1612
1613 return 0;
1614 err:
1615 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1616 return ret;
1617 }
1618
1619 #if IS_ENABLED(CONFIG_RC_CORE)
1620 static int rtl2831u_rc_query(struct dvb_usb_device *d)
1621 {
1622 int ret, i;
1623 struct rtl28xxu_dev *dev = d->priv;
1624 u8 buf[5];
1625 u32 rc_code;
1626 static const struct rtl28xxu_reg_val rc_nec_tab[] = {
1627 { 0x3033, 0x80 },
1628 { 0x3020, 0x43 },
1629 { 0x3021, 0x16 },
1630 { 0x3022, 0x16 },
1631 { 0x3023, 0x5a },
1632 { 0x3024, 0x2d },
1633 { 0x3025, 0x16 },
1634 { 0x3026, 0x01 },
1635 { 0x3028, 0xb0 },
1636 { 0x3029, 0x04 },
1637 { 0x302c, 0x88 },
1638 { 0x302e, 0x13 },
1639 { 0x3030, 0xdf },
1640 { 0x3031, 0x05 },
1641 };
1642
1643 /* init remote controller */
1644 if (!dev->rc_active) {
1645 for (i = 0; i < ARRAY_SIZE(rc_nec_tab); i++) {
1646 ret = rtl28xxu_wr_reg(d, rc_nec_tab[i].reg,
1647 rc_nec_tab[i].val);
1648 if (ret)
1649 goto err;
1650 }
1651 dev->rc_active = true;
1652 }
1653
1654 ret = rtl28xxu_rd_regs(d, SYS_IRRC_RP, buf, 5);
1655 if (ret)
1656 goto err;
1657
1658 if (buf[4] & 0x01) {
1659 enum rc_proto proto;
1660
1661 if (buf[2] == (u8) ~buf[3]) {
1662 if (buf[0] == (u8) ~buf[1]) {
1663 /* NEC standard (16 bit) */
1664 rc_code = RC_SCANCODE_NEC(buf[0], buf[2]);
1665 proto = RC_PROTO_NEC;
1666 } else {
1667 /* NEC extended (24 bit) */
1668 rc_code = RC_SCANCODE_NECX(buf[0] << 8 | buf[1],
1669 buf[2]);
1670 proto = RC_PROTO_NECX;
1671 }
1672 } else {
1673 /* NEC full (32 bit) */
1674 rc_code = RC_SCANCODE_NEC32(buf[0] << 24 | buf[1] << 16 |
1675 buf[2] << 8 | buf[3]);
1676 proto = RC_PROTO_NEC32;
1677 }
1678
1679 rc_keydown(d->rc_dev, proto, rc_code, 0);
1680
1681 ret = rtl28xxu_wr_reg(d, SYS_IRRC_SR, 1);
1682 if (ret)
1683 goto err;
1684
1685 /* repeated intentionally to avoid extra keypress */
1686 ret = rtl28xxu_wr_reg(d, SYS_IRRC_SR, 1);
1687 if (ret)
1688 goto err;
1689 }
1690
1691 return ret;
1692 err:
1693 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1694 return ret;
1695 }
1696
1697 static int rtl2831u_get_rc_config(struct dvb_usb_device *d,
1698 struct dvb_usb_rc *rc)
1699 {
1700 rc->map_name = RC_MAP_EMPTY;
1701 rc->allowed_protos = RC_PROTO_BIT_NEC | RC_PROTO_BIT_NECX |
1702 RC_PROTO_BIT_NEC32;
1703 rc->query = rtl2831u_rc_query;
1704 rc->interval = 400;
1705
1706 return 0;
1707 }
1708
1709 static int rtl2832u_rc_query(struct dvb_usb_device *d)
1710 {
1711 int ret, i, len;
1712 struct rtl28xxu_dev *dev = d->priv;
1713 struct ir_raw_event ev = {};
1714 u8 buf[128];
1715 static const struct rtl28xxu_reg_val_mask refresh_tab[] = {
1716 {IR_RX_IF, 0x03, 0xff},
1717 {IR_RX_BUF_CTRL, 0x80, 0xff},
1718 {IR_RX_CTRL, 0x80, 0xff},
1719 };
1720
1721 /* init remote controller */
1722 if (!dev->rc_active) {
1723 static const struct rtl28xxu_reg_val_mask init_tab[] = {
1724 {SYS_DEMOD_CTL1, 0x00, 0x04},
1725 {SYS_DEMOD_CTL1, 0x00, 0x08},
1726 {USB_CTRL, 0x20, 0x20},
1727 {SYS_GPIO_DIR, 0x00, 0x08},
1728 {SYS_GPIO_OUT_EN, 0x08, 0x08},
1729 {SYS_GPIO_OUT_VAL, 0x08, 0x08},
1730 {IR_MAX_DURATION0, 0xd0, 0xff},
1731 {IR_MAX_DURATION1, 0x07, 0xff},
1732 {IR_IDLE_LEN0, 0xc0, 0xff},
1733 {IR_IDLE_LEN1, 0x00, 0xff},
1734 {IR_GLITCH_LEN, 0x03, 0xff},
1735 {IR_RX_CLK, 0x09, 0xff},
1736 {IR_RX_CFG, 0x1c, 0xff},
1737 {IR_MAX_H_TOL_LEN, 0x1e, 0xff},
1738 {IR_MAX_L_TOL_LEN, 0x1e, 0xff},
1739 {IR_RX_CTRL, 0x80, 0xff},
1740 };
1741
1742 for (i = 0; i < ARRAY_SIZE(init_tab); i++) {
1743 ret = rtl28xxu_wr_reg_mask(d, init_tab[i].reg,
1744 init_tab[i].val, init_tab[i].mask);
1745 if (ret)
1746 goto err;
1747 }
1748
1749 dev->rc_active = true;
1750 }
1751
1752 ret = rtl28xxu_rd_reg(d, IR_RX_IF, &buf[0]);
1753 if (ret)
1754 goto err;
1755
1756 if (buf[0] != 0x83)
1757 goto exit;
1758
1759 ret = rtl28xxu_rd_reg(d, IR_RX_BC, &buf[0]);
1760 if (ret || buf[0] > sizeof(buf))
1761 goto err;
1762
1763 len = buf[0];
1764
1765 /* read raw code from hw */
1766 ret = rtl28xxu_rd_regs(d, IR_RX_BUF, buf, len);
1767 if (ret)
1768 goto err;
1769
1770 /* let hw receive new code */
1771 for (i = 0; i < ARRAY_SIZE(refresh_tab); i++) {
1772 ret = rtl28xxu_wr_reg_mask(d, refresh_tab[i].reg,
1773 refresh_tab[i].val, refresh_tab[i].mask);
1774 if (ret)
1775 goto err;
1776 }
1777
1778 /* pass data to Kernel IR decoder */
1779 for (i = 0; i < len; i++) {
1780 ev.pulse = buf[i] >> 7;
1781 ev.duration = 50800 * (buf[i] & 0x7f);
1782 ir_raw_event_store_with_filter(d->rc_dev, &ev);
1783 }
1784
1785 /* 'flush' ir_raw_event_store_with_filter() */
1786 ir_raw_event_handle(d->rc_dev);
1787 exit:
1788 return ret;
1789 err:
1790 dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1791 return ret;
1792 }
1793
1794 static int rtl2832u_get_rc_config(struct dvb_usb_device *d,
1795 struct dvb_usb_rc *rc)
1796 {
1797 /* disable IR interrupts in order to avoid SDR sample loss */
1798 if (rtl28xxu_disable_rc)
1799 return rtl28xxu_wr_reg(d, IR_RX_IE, 0x00);
1800
1801 /* load empty to enable rc */
1802 if (!rc->map_name)
1803 rc->map_name = RC_MAP_EMPTY;
1804 rc->allowed_protos = RC_PROTO_BIT_ALL_IR_DECODER;
1805 rc->driver_type = RC_DRIVER_IR_RAW;
1806 rc->query = rtl2832u_rc_query;
1807 rc->interval = 200;
1808 /* we program idle len to 0xc0, set timeout to one less */
1809 rc->timeout = 0xbf * 50800;
1810
1811 return 0;
1812 }
1813
1814 static int rtl28xxu_get_rc_config(struct dvb_usb_device *d,
1815 struct dvb_usb_rc *rc)
1816 {
1817 struct rtl28xxu_dev *dev = d_to_priv(d);
1818
1819 if (dev->chip_id == CHIP_ID_RTL2831U)
1820 return rtl2831u_get_rc_config(d, rc);
1821 else
1822 return rtl2832u_get_rc_config(d, rc);
1823 }
1824 #else
1825 #define rtl28xxu_get_rc_config NULL
1826 #endif
1827
1828 static int rtl28xxu_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff)
1829 {
1830 struct rtl28xxu_dev *dev = adap_to_priv(adap);
1831
1832 if (dev->chip_id == CHIP_ID_RTL2831U) {
1833 struct rtl2830_platform_data *pdata = &dev->rtl2830_platform_data;
1834
1835 return pdata->pid_filter_ctrl(adap->fe[0], onoff);
1836 } else {
1837 struct rtl2832_platform_data *pdata = &dev->rtl2832_platform_data;
1838
1839 return pdata->pid_filter_ctrl(adap->fe[0], onoff);
1840 }
1841 }
1842
1843 static int rtl28xxu_pid_filter(struct dvb_usb_adapter *adap, int index,
1844 u16 pid, int onoff)
1845 {
1846 struct rtl28xxu_dev *dev = adap_to_priv(adap);
1847
1848 if (dev->chip_id == CHIP_ID_RTL2831U) {
1849 struct rtl2830_platform_data *pdata = &dev->rtl2830_platform_data;
1850
1851 return pdata->pid_filter(adap->fe[0], index, pid, onoff);
1852 } else {
1853 struct rtl2832_platform_data *pdata = &dev->rtl2832_platform_data;
1854
1855 return pdata->pid_filter(adap->fe[0], index, pid, onoff);
1856 }
1857 }
1858
1859 static const struct dvb_usb_device_properties rtl28xxu_props = {
1860 .driver_name = KBUILD_MODNAME,
1861 .owner = THIS_MODULE,
1862 .adapter_nr = adapter_nr,
1863 .size_of_priv = sizeof(struct rtl28xxu_dev),
1864
1865 .identify_state = rtl28xxu_identify_state,
1866 .power_ctrl = rtl28xxu_power_ctrl,
1867 .frontend_ctrl = rtl28xxu_frontend_ctrl,
1868 .i2c_algo = &rtl28xxu_i2c_algo,
1869 .read_config = rtl28xxu_read_config,
1870 .frontend_attach = rtl28xxu_frontend_attach,
1871 .frontend_detach = rtl28xxu_frontend_detach,
1872 .tuner_attach = rtl28xxu_tuner_attach,
1873 .tuner_detach = rtl28xxu_tuner_detach,
1874 .init = rtl28xxu_init,
1875 .get_rc_config = rtl28xxu_get_rc_config,
1876
1877 .num_adapters = 1,
1878 .adapter = {
1879 {
1880 .caps = DVB_USB_ADAP_HAS_PID_FILTER |
1881 DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
1882
1883 .pid_filter_count = 32,
1884 .pid_filter_ctrl = rtl28xxu_pid_filter_ctrl,
1885 .pid_filter = rtl28xxu_pid_filter,
1886
1887 .stream = DVB_USB_STREAM_BULK(0x81, 6, 8 * 512),
1888 },
1889 },
1890 };
1891
1892 static const struct usb_device_id rtl28xxu_id_table[] = {
1893 /* RTL2831U devices: */
1894 { DVB_USB_DEVICE(USB_VID_REALTEK, USB_PID_REALTEK_RTL2831U,
1895 &rtl28xxu_props, "Realtek RTL2831U reference design", NULL) },
1896 { DVB_USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_FREECOM_DVBT,
1897 &rtl28xxu_props, "Freecom USB2.0 DVB-T", NULL) },
1898 { DVB_USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_FREECOM_DVBT_2,
1899 &rtl28xxu_props, "Freecom USB2.0 DVB-T", NULL) },
1900
1901 /* RTL2832U devices: */
1902 { DVB_USB_DEVICE(USB_VID_REALTEK, 0x2832,
1903 &rtl28xxu_props, "Realtek RTL2832U reference design", NULL) },
1904 { DVB_USB_DEVICE(USB_VID_REALTEK, 0x2838,
1905 &rtl28xxu_props, "Realtek RTL2832U reference design", NULL) },
1906 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_STICK_BLACK_REV1,
1907 &rtl28xxu_props, "TerraTec Cinergy T Stick Black", RC_MAP_TERRATEC_SLIM) },
1908 { DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_DELOCK_USB2_DVBT,
1909 &rtl28xxu_props, "G-Tek Electronics Group Lifeview LV5TDLX DVB-T", NULL) },
1910 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_NOXON_DAB_STICK,
1911 &rtl28xxu_props, "TerraTec NOXON DAB Stick", NULL) },
1912 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_NOXON_DAB_STICK_REV2,
1913 &rtl28xxu_props, "TerraTec NOXON DAB Stick (rev 2)", NULL) },
1914 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_NOXON_DAB_STICK_REV3,
1915 &rtl28xxu_props, "TerraTec NOXON DAB Stick (rev 3)", NULL) },
1916 { DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_TREKSTOR_TERRES_2_0,
1917 &rtl28xxu_props, "Trekstor DVB-T Stick Terres 2.0", NULL) },
1918 { DVB_USB_DEVICE(USB_VID_DEXATEK, 0x1101,
1919 &rtl28xxu_props, "Dexatek DK DVB-T Dongle", NULL) },
1920 { DVB_USB_DEVICE(USB_VID_LEADTEK, 0x6680,
1921 &rtl28xxu_props, "DigitalNow Quad DVB-T Receiver", NULL) },
1922 { DVB_USB_DEVICE(USB_VID_LEADTEK, USB_PID_WINFAST_DTV_DONGLE_MINID,
1923 &rtl28xxu_props, "Leadtek Winfast DTV Dongle Mini D", NULL) },
1924 { DVB_USB_DEVICE(USB_VID_LEADTEK, USB_PID_WINFAST_DTV2000DS_PLUS,
1925 &rtl28xxu_props, "Leadtek WinFast DTV2000DS Plus", RC_MAP_LEADTEK_Y04G0051) },
1926 { DVB_USB_DEVICE(USB_VID_TERRATEC, 0x00d3,
1927 &rtl28xxu_props, "TerraTec Cinergy T Stick RC (Rev. 3)", NULL) },
1928 { DVB_USB_DEVICE(USB_VID_DEXATEK, 0x1102,
1929 &rtl28xxu_props, "Dexatek DK mini DVB-T Dongle", NULL) },
1930 { DVB_USB_DEVICE(USB_VID_TERRATEC, 0x00d7,
1931 &rtl28xxu_props, "TerraTec Cinergy T Stick+", NULL) },
1932 { DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd3a8,
1933 &rtl28xxu_props, "ASUS My Cinema-U3100Mini Plus V2", NULL) },
1934 { DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd393,
1935 &rtl28xxu_props, "GIGABYTE U7300", NULL) },
1936 { DVB_USB_DEVICE(USB_VID_DEXATEK, 0x1104,
1937 &rtl28xxu_props, "MSI DIGIVOX Micro HD", NULL) },
1938 { DVB_USB_DEVICE(USB_VID_COMPRO, 0x0620,
1939 &rtl28xxu_props, "Compro VideoMate U620F", NULL) },
1940 { DVB_USB_DEVICE(USB_VID_COMPRO, 0x0650,
1941 &rtl28xxu_props, "Compro VideoMate U650F", NULL) },
1942 { DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd394,
1943 &rtl28xxu_props, "MaxMedia HU394-T", NULL) },
1944 { DVB_USB_DEVICE(USB_VID_LEADTEK, 0x6a03,
1945 &rtl28xxu_props, "Leadtek WinFast DTV Dongle mini", NULL) },
1946 { DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_CPYTO_REDI_PC50A,
1947 &rtl28xxu_props, "Crypto ReDi PC 50 A", NULL) },
1948 { DVB_USB_DEVICE(USB_VID_KYE, 0x707f,
1949 &rtl28xxu_props, "Genius TVGo DVB-T03", NULL) },
1950 { DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd395,
1951 &rtl28xxu_props, "Peak DVB-T USB", NULL) },
1952 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV20_RTL2832U,
1953 &rtl28xxu_props, "Sveon STV20", NULL) },
1954 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV21,
1955 &rtl28xxu_props, "Sveon STV21", NULL) },
1956 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV27,
1957 &rtl28xxu_props, "Sveon STV27", NULL) },
1958 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_TURBOX_DTT_2000,
1959 &rtl28xxu_props, "TURBO-X Pure TV Tuner DTT-2000", NULL) },
1960 { DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_PROLECTRIX_DV107669,
1961 &rtl28xxu_props, "PROlectrix DV107669", NULL) },
1962
1963 /* RTL2832P devices: */
1964 { DVB_USB_DEVICE(USB_VID_HANFTEK, 0x0131,
1965 &rtl28xxu_props, "Astrometa DVB-T2",
1966 RC_MAP_ASTROMETA_T2HYBRID) },
1967 { DVB_USB_DEVICE(0x5654, 0xca42,
1968 &rtl28xxu_props, "GoTView MasterHD 3", NULL) },
1969 { }
1970 };
1971 MODULE_DEVICE_TABLE(usb, rtl28xxu_id_table);
1972
1973 static struct usb_driver rtl28xxu_usb_driver = {
1974 .name = KBUILD_MODNAME,
1975 .id_table = rtl28xxu_id_table,
1976 .probe = dvb_usbv2_probe,
1977 .disconnect = dvb_usbv2_disconnect,
1978 .suspend = dvb_usbv2_suspend,
1979 .resume = dvb_usbv2_resume,
1980 .reset_resume = dvb_usbv2_reset_resume,
1981 .no_dynamic_id = 1,
1982 .soft_unbind = 1,
1983 };
1984
1985 module_usb_driver(rtl28xxu_usb_driver);
1986
1987 MODULE_DESCRIPTION("Realtek RTL28xxU DVB USB driver");
1988 MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>");
1989 MODULE_AUTHOR("Thomas Mair <thomas.mair86@googlemail.com>");
1990 MODULE_LICENSE("GPL");
Linux with added FPC-III support