1 /*
2  * Realtek RTL28xxU DVB USB driver
3  *
4  * Copyright (C) 2009 Antti Palosaari <crope@iki.fi>
5  * Copyright (C) 2011 Antti Palosaari <crope@iki.fi>
6  * Copyright (C) 2012 Thomas Mair <thomas.mair86@googlemail.com>
7  *
8  *    This program is free software; you can redistribute it and/or modify
9  *    it under the terms of the GNU General Public License as published by
10  *    the Free Software Foundation; either version 2 of the License, or
11  *    (at your option) any later version.
12  *
13  *    This program is distributed in the hope that it will be useful,
14  *    but WITHOUT ANY WARRANTY; without even the implied warranty of
15  *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16  *    GNU General Public License for more details.
17  *
18  *    You should have received a copy of the GNU General Public License along
19  *    with this program; if not, write to the Free Software Foundation, Inc.,
20  *    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21  */
22 
23 #include "rtl28xxu.h"
24 
25 static int rtl28xxu_disable_rc;
26 module_param_named(disable_rc, rtl28xxu_disable_rc, int, 0644);
27 MODULE_PARM_DESC(disable_rc, "disable RTL2832U remote controller");
28 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
29 
30 static int rtl28xxu_ctrl_msg(struct dvb_usb_device *d, struct rtl28xxu_req *req)
31 {
32 	struct rtl28xxu_dev *dev = d->priv;
33 	int ret;
34 	unsigned int pipe;
35 	u8 requesttype;
36 
37 	if (req->index & CMD_WR_FLAG) {
38 		/* write */
39 		memcpy(dev->buf, req->data, req->size);
40 		requesttype = (USB_TYPE_VENDOR | USB_DIR_OUT);
41 		pipe = usb_sndctrlpipe(d->udev, 0);
42 	} else {
43 		/* read */
44 		requesttype = (USB_TYPE_VENDOR | USB_DIR_IN);
45 		pipe = usb_rcvctrlpipe(d->udev, 0);
46 	}
47 
48 	ret = usb_control_msg(d->udev, pipe, 0, requesttype, req->value,
49 			req->index, dev->buf, req->size, 1000);
50 	dvb_usb_dbg_usb_control_msg(d->udev, 0, requesttype, req->value,
51 			req->index, dev->buf, req->size);
52 	if (ret < 0)
53 		goto err;
54 
55 	/* read request, copy returned data to return buf */
56 	if (requesttype == (USB_TYPE_VENDOR | USB_DIR_IN))
57 		memcpy(req->data, dev->buf, req->size);
58 
59 	return 0;
60 err:
61 	dev_dbg(&d->intf->dev, "failed=%d\n", ret);
62 	return ret;
63 }
64 
65 static int rtl28xxu_wr_regs(struct dvb_usb_device *d, u16 reg, u8 *val, int len)
66 {
67 	struct rtl28xxu_req req;
68 
69 	if (reg < 0x3000)
70 		req.index = CMD_USB_WR;
71 	else if (reg < 0x4000)
72 		req.index = CMD_SYS_WR;
73 	else
74 		req.index = CMD_IR_WR;
75 
76 	req.value = reg;
77 	req.size = len;
78 	req.data = val;
79 
80 	return rtl28xxu_ctrl_msg(d, &req);
81 }
82 
83 static int rtl28xxu_rd_regs(struct dvb_usb_device *d, u16 reg, u8 *val, int len)
84 {
85 	struct rtl28xxu_req req;
86 
87 	if (reg < 0x3000)
88 		req.index = CMD_USB_RD;
89 	else if (reg < 0x4000)
90 		req.index = CMD_SYS_RD;
91 	else
92 		req.index = CMD_IR_RD;
93 
94 	req.value = reg;
95 	req.size = len;
96 	req.data = val;
97 
98 	return rtl28xxu_ctrl_msg(d, &req);
99 }
100 
101 static int rtl28xxu_wr_reg(struct dvb_usb_device *d, u16 reg, u8 val)
102 {
103 	return rtl28xxu_wr_regs(d, reg, &val, 1);
104 }
105 
106 static int rtl28xxu_rd_reg(struct dvb_usb_device *d, u16 reg, u8 *val)
107 {
108 	return rtl28xxu_rd_regs(d, reg, val, 1);
109 }
110 
111 static int rtl28xxu_wr_reg_mask(struct dvb_usb_device *d, u16 reg, u8 val,
112 		u8 mask)
113 {
114 	int ret;
115 	u8 tmp;
116 
117 	/* no need for read if whole reg is written */
118 	if (mask != 0xff) {
119 		ret = rtl28xxu_rd_reg(d, reg, &tmp);
120 		if (ret)
121 			return ret;
122 
123 		val &= mask;
124 		tmp &= ~mask;
125 		val |= tmp;
126 	}
127 
128 	return rtl28xxu_wr_reg(d, reg, val);
129 }
130 
131 /* I2C */
132 static int rtl28xxu_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
133 	int num)
134 {
135 	int ret;
136 	struct dvb_usb_device *d = i2c_get_adapdata(adap);
137 	struct rtl28xxu_dev *dev = d->priv;
138 	struct rtl28xxu_req req;
139 
140 	/*
141 	 * It is not known which are real I2C bus xfer limits, but testing
142 	 * with RTL2831U + MT2060 gives max RD 24 and max WR 22 bytes.
143 	 * TODO: find out RTL2832U lens
144 	 */
145 
146 	/*
147 	 * I2C adapter logic looks rather complicated due to fact it handles
148 	 * three different access methods. Those methods are;
149 	 * 1) integrated demod access
150 	 * 2) old I2C access
151 	 * 3) new I2C access
152 	 *
153 	 * Used method is selected in order 1, 2, 3. Method 3 can handle all
154 	 * requests but there is two reasons why not use it always;
155 	 * 1) It is most expensive, usually two USB messages are needed
156 	 * 2) At least RTL2831U does not support it
157 	 *
158 	 * Method 3 is needed in case of I2C write+read (typical register read)
159 	 * where write is more than one byte.
160 	 */
161 
162 	if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
163 		return -EAGAIN;
164 
165 	if (num == 2 && !(msg[0].flags & I2C_M_RD) &&
166 		(msg[1].flags & I2C_M_RD)) {
167 		if (msg[0].len > 24 || msg[1].len > 24) {
168 			/* TODO: check msg[0].len max */
169 			ret = -EOPNOTSUPP;
170 			goto err_mutex_unlock;
171 		} else if (msg[0].addr == 0x10) {
172 			/* method 1 - integrated demod */
173 			req.value = (msg[0].buf[0] << 8) | (msg[0].addr << 1);
174 			req.index = CMD_DEMOD_RD | dev->page;
175 			req.size = msg[1].len;
176 			req.data = &msg[1].buf[0];
177 			ret = rtl28xxu_ctrl_msg(d, &req);
178 		} else if (msg[0].len < 2) {
179 			/* method 2 - old I2C */
180 			req.value = (msg[0].buf[0] << 8) | (msg[0].addr << 1);
181 			req.index = CMD_I2C_RD;
182 			req.size = msg[1].len;
183 			req.data = &msg[1].buf[0];
184 			ret = rtl28xxu_ctrl_msg(d, &req);
185 		} else {
186 			/* method 3 - new I2C */
187 			req.value = (msg[0].addr << 1);
188 			req.index = CMD_I2C_DA_WR;
189 			req.size = msg[0].len;
190 			req.data = msg[0].buf;
191 			ret = rtl28xxu_ctrl_msg(d, &req);
192 			if (ret)
193 				goto err_mutex_unlock;
194 
195 			req.value = (msg[0].addr << 1);
196 			req.index = CMD_I2C_DA_RD;
197 			req.size = msg[1].len;
198 			req.data = msg[1].buf;
199 			ret = rtl28xxu_ctrl_msg(d, &req);
200 		}
201 	} else if (num == 1 && !(msg[0].flags & I2C_M_RD)) {
202 		if (msg[0].len > 22) {
203 			/* TODO: check msg[0].len max */
204 			ret = -EOPNOTSUPP;
205 			goto err_mutex_unlock;
206 		} else if (msg[0].addr == 0x10) {
207 			/* method 1 - integrated demod */
208 			if (msg[0].buf[0] == 0x00) {
209 				/* save demod page for later demod access */
210 				dev->page = msg[0].buf[1];
211 				ret = 0;
212 			} else {
213 				req.value = (msg[0].buf[0] << 8) |
214 					(msg[0].addr << 1);
215 				req.index = CMD_DEMOD_WR | dev->page;
216 				req.size = msg[0].len-1;
217 				req.data = &msg[0].buf[1];
218 				ret = rtl28xxu_ctrl_msg(d, &req);
219 			}
220 		} else if (msg[0].len < 23) {
221 			/* method 2 - old I2C */
222 			req.value = (msg[0].buf[0] << 8) | (msg[0].addr << 1);
223 			req.index = CMD_I2C_WR;
224 			req.size = msg[0].len-1;
225 			req.data = &msg[0].buf[1];
226 			ret = rtl28xxu_ctrl_msg(d, &req);
227 		} else {
228 			/* method 3 - new I2C */
229 			req.value = (msg[0].addr << 1);
230 			req.index = CMD_I2C_DA_WR;
231 			req.size = msg[0].len;
232 			req.data = msg[0].buf;
233 			ret = rtl28xxu_ctrl_msg(d, &req);
234 		}
235 	} else {
236 		ret = -EINVAL;
237 	}
238 
239 err_mutex_unlock:
240 	mutex_unlock(&d->i2c_mutex);
241 
242 	return ret ? ret : num;
243 }
244 
245 static u32 rtl28xxu_i2c_func(struct i2c_adapter *adapter)
246 {
247 	return I2C_FUNC_I2C;
248 }
249 
250 static struct i2c_algorithm rtl28xxu_i2c_algo = {
251 	.master_xfer   = rtl28xxu_i2c_xfer,
252 	.functionality = rtl28xxu_i2c_func,
253 };
254 
255 static int rtl2831u_read_config(struct dvb_usb_device *d)
256 {
257 	struct rtl28xxu_dev *dev = d_to_priv(d);
258 	int ret;
259 	u8 buf[1];
260 	/* open RTL2831U/RTL2830 I2C gate */
261 	struct rtl28xxu_req req_gate_open = {0x0120, 0x0011, 0x0001, "\x08"};
262 	/* tuner probes */
263 	struct rtl28xxu_req req_mt2060 = {0x00c0, CMD_I2C_RD, 1, buf};
264 	struct rtl28xxu_req req_qt1010 = {0x0fc4, CMD_I2C_RD, 1, buf};
265 
266 	dev_dbg(&d->intf->dev, "\n");
267 
268 	/*
269 	 * RTL2831U GPIOs
270 	 * =========================================================
271 	 * GPIO0 | tuner#0 | 0 off | 1 on  | MXL5005S (?)
272 	 * GPIO2 | LED     | 0 off | 1 on  |
273 	 * GPIO4 | tuner#1 | 0 on  | 1 off | MT2060
274 	 */
275 
276 	/* GPIO direction */
277 	ret = rtl28xxu_wr_reg(d, SYS_GPIO_DIR, 0x0a);
278 	if (ret)
279 		goto err;
280 
281 	/* enable as output GPIO0, GPIO2, GPIO4 */
282 	ret = rtl28xxu_wr_reg(d, SYS_GPIO_OUT_EN, 0x15);
283 	if (ret)
284 		goto err;
285 
286 	/*
287 	 * Probe used tuner. We need to know used tuner before demod attach
288 	 * since there is some demod params needed to set according to tuner.
289 	 */
290 
291 	/* demod needs some time to wake up */
292 	msleep(20);
293 
294 	dev->tuner_name = "NONE";
295 
296 	/* open demod I2C gate */
297 	ret = rtl28xxu_ctrl_msg(d, &req_gate_open);
298 	if (ret)
299 		goto err;
300 
301 	/* check QT1010 ID(?) register; reg=0f val=2c */
302 	ret = rtl28xxu_ctrl_msg(d, &req_qt1010);
303 	if (ret == 0 && buf[0] == 0x2c) {
304 		dev->tuner = TUNER_RTL2830_QT1010;
305 		dev->tuner_name = "QT1010";
306 		goto found;
307 	}
308 
309 	/* open demod I2C gate */
310 	ret = rtl28xxu_ctrl_msg(d, &req_gate_open);
311 	if (ret)
312 		goto err;
313 
314 	/* check MT2060 ID register; reg=00 val=63 */
315 	ret = rtl28xxu_ctrl_msg(d, &req_mt2060);
316 	if (ret == 0 && buf[0] == 0x63) {
317 		dev->tuner = TUNER_RTL2830_MT2060;
318 		dev->tuner_name = "MT2060";
319 		goto found;
320 	}
321 
322 	/* assume MXL5005S */
323 	dev->tuner = TUNER_RTL2830_MXL5005S;
324 	dev->tuner_name = "MXL5005S";
325 	goto found;
326 
327 found:
328 	dev_dbg(&d->intf->dev, "tuner=%s\n", dev->tuner_name);
329 
330 	return 0;
331 err:
332 	dev_dbg(&d->intf->dev, "failed=%d\n", ret);
333 	return ret;
334 }
335 
336 static int rtl2832u_read_config(struct dvb_usb_device *d)
337 {
338 	struct rtl28xxu_dev *dev = d_to_priv(d);
339 	int ret;
340 	u8 buf[2];
341 	/* open RTL2832U/RTL2832 I2C gate */
342 	struct rtl28xxu_req req_gate_open = {0x0120, 0x0011, 0x0001, "\x18"};
343 	/* close RTL2832U/RTL2832 I2C gate */
344 	struct rtl28xxu_req req_gate_close = {0x0120, 0x0011, 0x0001, "\x10"};
345 	/* tuner probes */
346 	struct rtl28xxu_req req_fc0012 = {0x00c6, CMD_I2C_RD, 1, buf};
347 	struct rtl28xxu_req req_fc0013 = {0x00c6, CMD_I2C_RD, 1, buf};
348 	struct rtl28xxu_req req_mt2266 = {0x00c0, CMD_I2C_RD, 1, buf};
349 	struct rtl28xxu_req req_fc2580 = {0x01ac, CMD_I2C_RD, 1, buf};
350 	struct rtl28xxu_req req_mt2063 = {0x00c0, CMD_I2C_RD, 1, buf};
351 	struct rtl28xxu_req req_max3543 = {0x00c0, CMD_I2C_RD, 1, buf};
352 	struct rtl28xxu_req req_tua9001 = {0x7ec0, CMD_I2C_RD, 2, buf};
353 	struct rtl28xxu_req req_mxl5007t = {0xd9c0, CMD_I2C_RD, 1, buf};
354 	struct rtl28xxu_req req_e4000 = {0x02c8, CMD_I2C_RD, 1, buf};
355 	struct rtl28xxu_req req_tda18272 = {0x00c0, CMD_I2C_RD, 2, buf};
356 	struct rtl28xxu_req req_r820t = {0x0034, CMD_I2C_RD, 1, buf};
357 	struct rtl28xxu_req req_r828d = {0x0074, CMD_I2C_RD, 1, buf};
358 	struct rtl28xxu_req req_mn88472 = {0xff38, CMD_I2C_RD, 1, buf};
359 	struct rtl28xxu_req req_mn88473 = {0xff38, CMD_I2C_RD, 1, buf};
360 
361 	dev_dbg(&d->intf->dev, "\n");
362 
363 	/* enable GPIO3 and GPIO6 as output */
364 	ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_DIR, 0x00, 0x40);
365 	if (ret)
366 		goto err;
367 
368 	ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x48, 0x48);
369 	if (ret)
370 		goto err;
371 
372 	/*
373 	 * Probe used tuner. We need to know used tuner before demod attach
374 	 * since there is some demod params needed to set according to tuner.
375 	 */
376 
377 	/* open demod I2C gate */
378 	ret = rtl28xxu_ctrl_msg(d, &req_gate_open);
379 	if (ret)
380 		goto err;
381 
382 	dev->tuner_name = "NONE";
383 
384 	/* check FC0012 ID register; reg=00 val=a1 */
385 	ret = rtl28xxu_ctrl_msg(d, &req_fc0012);
386 	if (ret == 0 && buf[0] == 0xa1) {
387 		dev->tuner = TUNER_RTL2832_FC0012;
388 		dev->tuner_name = "FC0012";
389 		goto tuner_found;
390 	}
391 
392 	/* check FC0013 ID register; reg=00 val=a3 */
393 	ret = rtl28xxu_ctrl_msg(d, &req_fc0013);
394 	if (ret == 0 && buf[0] == 0xa3) {
395 		dev->tuner = TUNER_RTL2832_FC0013;
396 		dev->tuner_name = "FC0013";
397 		goto tuner_found;
398 	}
399 
400 	/* check MT2266 ID register; reg=00 val=85 */
401 	ret = rtl28xxu_ctrl_msg(d, &req_mt2266);
402 	if (ret == 0 && buf[0] == 0x85) {
403 		dev->tuner = TUNER_RTL2832_MT2266;
404 		dev->tuner_name = "MT2266";
405 		goto tuner_found;
406 	}
407 
408 	/* check FC2580 ID register; reg=01 val=56 */
409 	ret = rtl28xxu_ctrl_msg(d, &req_fc2580);
410 	if (ret == 0 && buf[0] == 0x56) {
411 		dev->tuner = TUNER_RTL2832_FC2580;
412 		dev->tuner_name = "FC2580";
413 		goto tuner_found;
414 	}
415 
416 	/* check MT2063 ID register; reg=00 val=9e || 9c */
417 	ret = rtl28xxu_ctrl_msg(d, &req_mt2063);
418 	if (ret == 0 && (buf[0] == 0x9e || buf[0] == 0x9c)) {
419 		dev->tuner = TUNER_RTL2832_MT2063;
420 		dev->tuner_name = "MT2063";
421 		goto tuner_found;
422 	}
423 
424 	/* check MAX3543 ID register; reg=00 val=38 */
425 	ret = rtl28xxu_ctrl_msg(d, &req_max3543);
426 	if (ret == 0 && buf[0] == 0x38) {
427 		dev->tuner = TUNER_RTL2832_MAX3543;
428 		dev->tuner_name = "MAX3543";
429 		goto tuner_found;
430 	}
431 
432 	/* check TUA9001 ID register; reg=7e val=2328 */
433 	ret = rtl28xxu_ctrl_msg(d, &req_tua9001);
434 	if (ret == 0 && buf[0] == 0x23 && buf[1] == 0x28) {
435 		dev->tuner = TUNER_RTL2832_TUA9001;
436 		dev->tuner_name = "TUA9001";
437 		goto tuner_found;
438 	}
439 
440 	/* check MXL5007R ID register; reg=d9 val=14 */
441 	ret = rtl28xxu_ctrl_msg(d, &req_mxl5007t);
442 	if (ret == 0 && buf[0] == 0x14) {
443 		dev->tuner = TUNER_RTL2832_MXL5007T;
444 		dev->tuner_name = "MXL5007T";
445 		goto tuner_found;
446 	}
447 
448 	/* check E4000 ID register; reg=02 val=40 */
449 	ret = rtl28xxu_ctrl_msg(d, &req_e4000);
450 	if (ret == 0 && buf[0] == 0x40) {
451 		dev->tuner = TUNER_RTL2832_E4000;
452 		dev->tuner_name = "E4000";
453 		goto tuner_found;
454 	}
455 
456 	/* check TDA18272 ID register; reg=00 val=c760  */
457 	ret = rtl28xxu_ctrl_msg(d, &req_tda18272);
458 	if (ret == 0 && (buf[0] == 0xc7 || buf[1] == 0x60)) {
459 		dev->tuner = TUNER_RTL2832_TDA18272;
460 		dev->tuner_name = "TDA18272";
461 		goto tuner_found;
462 	}
463 
464 	/* check R820T ID register; reg=00 val=69 */
465 	ret = rtl28xxu_ctrl_msg(d, &req_r820t);
466 	if (ret == 0 && buf[0] == 0x69) {
467 		dev->tuner = TUNER_RTL2832_R820T;
468 		dev->tuner_name = "R820T";
469 		goto tuner_found;
470 	}
471 
472 	/* check R828D ID register; reg=00 val=69 */
473 	ret = rtl28xxu_ctrl_msg(d, &req_r828d);
474 	if (ret == 0 && buf[0] == 0x69) {
475 		dev->tuner = TUNER_RTL2832_R828D;
476 		dev->tuner_name = "R828D";
477 		goto tuner_found;
478 	}
479 
480 tuner_found:
481 	dev_dbg(&d->intf->dev, "tuner=%s\n", dev->tuner_name);
482 
483 	/* probe slave demod */
484 	if (dev->tuner == TUNER_RTL2832_R828D) {
485 		/* power on MN88472 demod on GPIO0 */
486 		ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x01, 0x01);
487 		if (ret)
488 			goto err;
489 
490 		ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_DIR, 0x00, 0x01);
491 		if (ret)
492 			goto err;
493 
494 		ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x01, 0x01);
495 		if (ret)
496 			goto err;
497 
498 		/* check MN88472 answers */
499 		ret = rtl28xxu_ctrl_msg(d, &req_mn88472);
500 		if (ret == 0 && buf[0] == 0x02) {
501 			dev_dbg(&d->intf->dev, "MN88472 found\n");
502 			dev->slave_demod = SLAVE_DEMOD_MN88472;
503 			goto demod_found;
504 		}
505 
506 		ret = rtl28xxu_ctrl_msg(d, &req_mn88473);
507 		if (ret == 0 && buf[0] == 0x03) {
508 			dev_dbg(&d->intf->dev, "MN88473 found\n");
509 			dev->slave_demod = SLAVE_DEMOD_MN88473;
510 			goto demod_found;
511 		}
512 	}
513 
514 demod_found:
515 	/* close demod I2C gate */
516 	ret = rtl28xxu_ctrl_msg(d, &req_gate_close);
517 	if (ret < 0)
518 		goto err;
519 
520 	return 0;
521 err:
522 	dev_dbg(&d->intf->dev, "failed=%d\n", ret);
523 	return ret;
524 }
525 
526 static int rtl28xxu_read_config(struct dvb_usb_device *d)
527 {
528 	struct rtl28xxu_dev *dev = d_to_priv(d);
529 
530 	if (dev->chip_id == CHIP_ID_RTL2831U)
531 		return rtl2831u_read_config(d);
532 	else
533 		return rtl2832u_read_config(d);
534 }
535 
536 static int rtl28xxu_identify_state(struct dvb_usb_device *d, const char **name)
537 {
538 	struct rtl28xxu_dev *dev = d_to_priv(d);
539 	int ret;
540 	struct rtl28xxu_req req_demod_i2c = {0x0020, CMD_I2C_DA_RD, 0, NULL};
541 
542 	dev_dbg(&d->intf->dev, "\n");
543 
544 	/*
545 	 * Detect chip type using I2C command that is not supported
546 	 * by old RTL2831U.
547 	 */
548 	ret = rtl28xxu_ctrl_msg(d, &req_demod_i2c);
549 	if (ret == -EPIPE) {
550 		dev->chip_id = CHIP_ID_RTL2831U;
551 	} else if (ret == 0) {
552 		dev->chip_id = CHIP_ID_RTL2832U;
553 	} else {
554 		dev_err(&d->intf->dev, "chip type detection failed %d\n", ret);
555 		goto err;
556 	}
557 	dev_dbg(&d->intf->dev, "chip_id=%u\n", dev->chip_id);
558 
559 	return WARM;
560 err:
561 	dev_dbg(&d->intf->dev, "failed=%d\n", ret);
562 	return ret;
563 }
564 
565 static const struct rtl2830_platform_data rtl2830_mt2060_platform_data = {
566 	.clk = 28800000,
567 	.spec_inv = 1,
568 	.vtop = 0x20,
569 	.krf = 0x04,
570 	.agc_targ_val = 0x2d,
571 
572 };
573 
574 static const struct rtl2830_platform_data rtl2830_qt1010_platform_data = {
575 	.clk = 28800000,
576 	.spec_inv = 1,
577 	.vtop = 0x20,
578 	.krf = 0x04,
579 	.agc_targ_val = 0x2d,
580 };
581 
582 static const struct rtl2830_platform_data rtl2830_mxl5005s_platform_data = {
583 	.clk = 28800000,
584 	.spec_inv = 0,
585 	.vtop = 0x3f,
586 	.krf = 0x04,
587 	.agc_targ_val = 0x3e,
588 };
589 
590 static int rtl2831u_frontend_attach(struct dvb_usb_adapter *adap)
591 {
592 	struct dvb_usb_device *d = adap_to_d(adap);
593 	struct rtl28xxu_dev *dev = d_to_priv(d);
594 	struct rtl2830_platform_data *pdata = &dev->rtl2830_platform_data;
595 	struct i2c_board_info board_info;
596 	struct i2c_client *client;
597 	int ret;
598 
599 	dev_dbg(&d->intf->dev, "\n");
600 
601 	switch (dev->tuner) {
602 	case TUNER_RTL2830_QT1010:
603 		*pdata = rtl2830_qt1010_platform_data;
604 		break;
605 	case TUNER_RTL2830_MT2060:
606 		*pdata = rtl2830_mt2060_platform_data;
607 		break;
608 	case TUNER_RTL2830_MXL5005S:
609 		*pdata = rtl2830_mxl5005s_platform_data;
610 		break;
611 	default:
612 		dev_err(&d->intf->dev, "unknown tuner %s\n", dev->tuner_name);
613 		ret = -ENODEV;
614 		goto err;
615 	}
616 
617 	/* attach demodulator */
618 	memset(&board_info, 0, sizeof(board_info));
619 	strlcpy(board_info.type, "rtl2830", I2C_NAME_SIZE);
620 	board_info.addr = 0x10;
621 	board_info.platform_data = pdata;
622 	request_module("%s", board_info.type);
623 	client = i2c_new_device(&d->i2c_adap, &board_info);
624 	if (client == NULL || client->dev.driver == NULL) {
625 		ret = -ENODEV;
626 		goto err;
627 	}
628 
629 	if (!try_module_get(client->dev.driver->owner)) {
630 		i2c_unregister_device(client);
631 		ret = -ENODEV;
632 		goto err;
633 	}
634 
635 	adap->fe[0] = pdata->get_dvb_frontend(client);
636 	dev->demod_i2c_adapter = pdata->get_i2c_adapter(client);
637 
638 	dev->i2c_client_demod = client;
639 
640 	return 0;
641 err:
642 	dev_dbg(&d->intf->dev, "failed=%d\n", ret);
643 	return ret;
644 }
645 
646 static const struct rtl2832_platform_data rtl2832_fc0012_platform_data = {
647 	.clk = 28800000,
648 	.tuner = TUNER_RTL2832_FC0012
649 };
650 
651 static const struct rtl2832_platform_data rtl2832_fc0013_platform_data = {
652 	.clk = 28800000,
653 	.tuner = TUNER_RTL2832_FC0013
654 };
655 
656 static const struct rtl2832_platform_data rtl2832_tua9001_platform_data = {
657 	.clk = 28800000,
658 	.tuner = TUNER_RTL2832_TUA9001,
659 };
660 
661 static const struct rtl2832_platform_data rtl2832_e4000_platform_data = {
662 	.clk = 28800000,
663 	.tuner = TUNER_RTL2832_E4000,
664 };
665 
666 static const struct rtl2832_platform_data rtl2832_r820t_platform_data = {
667 	.clk = 28800000,
668 	.tuner = TUNER_RTL2832_R820T,
669 };
670 
671 static int rtl2832u_fc0012_tuner_callback(struct dvb_usb_device *d,
672 		int cmd, int arg)
673 {
674 	int ret;
675 	u8 val;
676 
677 	dev_dbg(&d->intf->dev, "cmd=%d arg=%d\n", cmd, arg);
678 
679 	switch (cmd) {
680 	case FC_FE_CALLBACK_VHF_ENABLE:
681 		/* set output values */
682 		ret = rtl28xxu_rd_reg(d, SYS_GPIO_OUT_VAL, &val);
683 		if (ret)
684 			goto err;
685 
686 		if (arg)
687 			val &= 0xbf; /* set GPIO6 low */
688 		else
689 			val |= 0x40; /* set GPIO6 high */
690 
691 
692 		ret = rtl28xxu_wr_reg(d, SYS_GPIO_OUT_VAL, val);
693 		if (ret)
694 			goto err;
695 		break;
696 	default:
697 		ret = -EINVAL;
698 		goto err;
699 	}
700 	return 0;
701 err:
702 	dev_dbg(&d->intf->dev, "failed=%d\n", ret);
703 	return ret;
704 }
705 
706 static int rtl2832u_tua9001_tuner_callback(struct dvb_usb_device *d,
707 		int cmd, int arg)
708 {
709 	int ret;
710 	u8 val;
711 
712 	dev_dbg(&d->intf->dev, "cmd=%d arg=%d\n", cmd, arg);
713 
714 	/*
715 	 * CEN     always enabled by hardware wiring
716 	 * RESETN  GPIO4
717 	 * RXEN    GPIO1
718 	 */
719 
720 	switch (cmd) {
721 	case TUA9001_CMD_RESETN:
722 		if (arg)
723 			val = (1 << 4);
724 		else
725 			val = (0 << 4);
726 
727 		ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, val, 0x10);
728 		if (ret)
729 			goto err;
730 		break;
731 	case TUA9001_CMD_RXEN:
732 		if (arg)
733 			val = (1 << 1);
734 		else
735 			val = (0 << 1);
736 
737 		ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, val, 0x02);
738 		if (ret)
739 			goto err;
740 		break;
741 	}
742 
743 	return 0;
744 err:
745 	dev_dbg(&d->intf->dev, "failed=%d\n", ret);
746 	return ret;
747 }
748 
749 static int rtl2832u_frontend_callback(void *adapter_priv, int component,
750 		int cmd, int arg)
751 {
752 	struct i2c_adapter *adapter = adapter_priv;
753 	struct device *parent = adapter->dev.parent;
754 	struct i2c_adapter *parent_adapter;
755 	struct dvb_usb_device *d;
756 	struct rtl28xxu_dev *dev;
757 
758 	/*
759 	 * All tuners are connected to demod muxed I2C adapter. We have to
760 	 * resolve its parent adapter in order to get handle for this driver
761 	 * private data. That is a bit hackish solution, GPIO or direct driver
762 	 * callback would be better...
763 	 */
764 	if (parent != NULL && parent->type == &i2c_adapter_type)
765 		parent_adapter = to_i2c_adapter(parent);
766 	else
767 		return -EINVAL;
768 
769 	d = i2c_get_adapdata(parent_adapter);
770 	dev = d->priv;
771 
772 	dev_dbg(&d->intf->dev, "component=%d cmd=%d arg=%d\n",
773 		component, cmd, arg);
774 
775 	switch (component) {
776 	case DVB_FRONTEND_COMPONENT_TUNER:
777 		switch (dev->tuner) {
778 		case TUNER_RTL2832_FC0012:
779 			return rtl2832u_fc0012_tuner_callback(d, cmd, arg);
780 		case TUNER_RTL2832_TUA9001:
781 			return rtl2832u_tua9001_tuner_callback(d, cmd, arg);
782 		}
783 	default:
784 		return -EINVAL;
785 	}
786 
787 	return 0;
788 }
789 
790 static int rtl2832u_frontend_attach(struct dvb_usb_adapter *adap)
791 {
792 	struct dvb_usb_device *d = adap_to_d(adap);
793 	struct rtl28xxu_dev *dev = d_to_priv(d);
794 	struct rtl2832_platform_data *pdata = &dev->rtl2832_platform_data;
795 	struct i2c_board_info board_info;
796 	struct i2c_client *client;
797 	int ret;
798 
799 	dev_dbg(&d->intf->dev, "\n");
800 
801 	switch (dev->tuner) {
802 	case TUNER_RTL2832_FC0012:
803 		*pdata = rtl2832_fc0012_platform_data;
804 		break;
805 	case TUNER_RTL2832_FC0013:
806 		*pdata = rtl2832_fc0013_platform_data;
807 		break;
808 	case TUNER_RTL2832_FC2580:
809 		/* FIXME: do not abuse fc0012 settings */
810 		*pdata = rtl2832_fc0012_platform_data;
811 		break;
812 	case TUNER_RTL2832_TUA9001:
813 		*pdata = rtl2832_tua9001_platform_data;
814 		break;
815 	case TUNER_RTL2832_E4000:
816 		*pdata = rtl2832_e4000_platform_data;
817 		break;
818 	case TUNER_RTL2832_R820T:
819 	case TUNER_RTL2832_R828D:
820 		*pdata = rtl2832_r820t_platform_data;
821 		break;
822 	default:
823 		dev_err(&d->intf->dev, "unknown tuner %s\n", dev->tuner_name);
824 		ret = -ENODEV;
825 		goto err;
826 	}
827 
828 	/* attach demodulator */
829 	memset(&board_info, 0, sizeof(board_info));
830 	strlcpy(board_info.type, "rtl2832", I2C_NAME_SIZE);
831 	board_info.addr = 0x10;
832 	board_info.platform_data = pdata;
833 	request_module("%s", board_info.type);
834 	client = i2c_new_device(&d->i2c_adap, &board_info);
835 	if (client == NULL || client->dev.driver == NULL) {
836 		ret = -ENODEV;
837 		goto err;
838 	}
839 
840 	if (!try_module_get(client->dev.driver->owner)) {
841 		i2c_unregister_device(client);
842 		ret = -ENODEV;
843 		goto err;
844 	}
845 
846 	adap->fe[0] = pdata->get_dvb_frontend(client);
847 	dev->demod_i2c_adapter = pdata->get_i2c_adapter(client);
848 
849 	dev->i2c_client_demod = client;
850 
851 	/* set fe callback */
852 	adap->fe[0]->callback = rtl2832u_frontend_callback;
853 
854 	if (dev->slave_demod) {
855 		struct i2c_board_info info = {};
856 
857 		/*
858 		 * We continue on reduced mode, without DVB-T2/C, using master
859 		 * demod, when slave demod fails.
860 		 */
861 		ret = 0;
862 
863 		/* attach slave demodulator */
864 		if (dev->slave_demod == SLAVE_DEMOD_MN88472) {
865 			struct mn88472_config mn88472_config = {};
866 
867 			mn88472_config.fe = &adap->fe[1];
868 			mn88472_config.i2c_wr_max = 22,
869 			strlcpy(info.type, "mn88472", I2C_NAME_SIZE);
870 			mn88472_config.xtal = 20500000;
871 			info.addr = 0x18;
872 			info.platform_data = &mn88472_config;
873 			request_module(info.type);
874 			client = i2c_new_device(&d->i2c_adap, &info);
875 			if (client == NULL || client->dev.driver == NULL) {
876 				dev->slave_demod = SLAVE_DEMOD_NONE;
877 				goto err_slave_demod_failed;
878 			}
879 
880 			if (!try_module_get(client->dev.driver->owner)) {
881 				i2c_unregister_device(client);
882 				dev->slave_demod = SLAVE_DEMOD_NONE;
883 				goto err_slave_demod_failed;
884 			}
885 
886 			dev->i2c_client_slave_demod = client;
887 		} else {
888 			struct mn88473_config mn88473_config = {};
889 
890 			mn88473_config.fe = &adap->fe[1];
891 			mn88473_config.i2c_wr_max = 22,
892 			strlcpy(info.type, "mn88473", I2C_NAME_SIZE);
893 			info.addr = 0x18;
894 			info.platform_data = &mn88473_config;
895 			request_module(info.type);
896 			client = i2c_new_device(&d->i2c_adap, &info);
897 			if (client == NULL || client->dev.driver == NULL) {
898 				dev->slave_demod = SLAVE_DEMOD_NONE;
899 				goto err_slave_demod_failed;
900 			}
901 
902 			if (!try_module_get(client->dev.driver->owner)) {
903 				i2c_unregister_device(client);
904 				dev->slave_demod = SLAVE_DEMOD_NONE;
905 				goto err_slave_demod_failed;
906 			}
907 
908 			dev->i2c_client_slave_demod = client;
909 		}
910 	}
911 
912 	return 0;
913 err_slave_demod_failed:
914 err:
915 	dev_dbg(&d->intf->dev, "failed=%d\n", ret);
916 	return ret;
917 }
918 
919 static int rtl28xxu_frontend_attach(struct dvb_usb_adapter *adap)
920 {
921 	struct rtl28xxu_dev *dev = adap_to_priv(adap);
922 
923 	if (dev->chip_id == CHIP_ID_RTL2831U)
924 		return rtl2831u_frontend_attach(adap);
925 	else
926 		return rtl2832u_frontend_attach(adap);
927 }
928 
929 static int rtl28xxu_frontend_detach(struct dvb_usb_adapter *adap)
930 {
931 	struct dvb_usb_device *d = adap_to_d(adap);
932 	struct rtl28xxu_dev *dev = d_to_priv(d);
933 	struct i2c_client *client;
934 
935 	dev_dbg(&d->intf->dev, "\n");
936 
937 	/* remove I2C slave demod */
938 	client = dev->i2c_client_slave_demod;
939 	if (client) {
940 		module_put(client->dev.driver->owner);
941 		i2c_unregister_device(client);
942 	}
943 
944 	/* remove I2C demod */
945 	client = dev->i2c_client_demod;
946 	if (client) {
947 		module_put(client->dev.driver->owner);
948 		i2c_unregister_device(client);
949 	}
950 
951 	return 0;
952 }
953 
954 static struct qt1010_config rtl28xxu_qt1010_config = {
955 	.i2c_address = 0x62, /* 0xc4 */
956 };
957 
958 static struct mt2060_config rtl28xxu_mt2060_config = {
959 	.i2c_address = 0x60, /* 0xc0 */
960 	.clock_out = 0,
961 };
962 
963 static struct mxl5005s_config rtl28xxu_mxl5005s_config = {
964 	.i2c_address     = 0x63, /* 0xc6 */
965 	.if_freq         = IF_FREQ_4570000HZ,
966 	.xtal_freq       = CRYSTAL_FREQ_16000000HZ,
967 	.agc_mode        = MXL_SINGLE_AGC,
968 	.tracking_filter = MXL_TF_C_H,
969 	.rssi_enable     = MXL_RSSI_ENABLE,
970 	.cap_select      = MXL_CAP_SEL_ENABLE,
971 	.div_out         = MXL_DIV_OUT_4,
972 	.clock_out       = MXL_CLOCK_OUT_DISABLE,
973 	.output_load     = MXL5005S_IF_OUTPUT_LOAD_200_OHM,
974 	.top		 = MXL5005S_TOP_25P2,
975 	.mod_mode        = MXL_DIGITAL_MODE,
976 	.if_mode         = MXL_ZERO_IF,
977 	.AgcMasterByte   = 0x00,
978 };
979 
980 static int rtl2831u_tuner_attach(struct dvb_usb_adapter *adap)
981 {
982 	int ret;
983 	struct dvb_usb_device *d = adap_to_d(adap);
984 	struct rtl28xxu_dev *dev = d_to_priv(d);
985 	struct dvb_frontend *fe;
986 
987 	dev_dbg(&d->intf->dev, "\n");
988 
989 	switch (dev->tuner) {
990 	case TUNER_RTL2830_QT1010:
991 		fe = dvb_attach(qt1010_attach, adap->fe[0],
992 				dev->demod_i2c_adapter,
993 				&rtl28xxu_qt1010_config);
994 		break;
995 	case TUNER_RTL2830_MT2060:
996 		fe = dvb_attach(mt2060_attach, adap->fe[0],
997 				dev->demod_i2c_adapter,
998 				&rtl28xxu_mt2060_config, 1220);
999 		break;
1000 	case TUNER_RTL2830_MXL5005S:
1001 		fe = dvb_attach(mxl5005s_attach, adap->fe[0],
1002 				dev->demod_i2c_adapter,
1003 				&rtl28xxu_mxl5005s_config);
1004 		break;
1005 	default:
1006 		fe = NULL;
1007 		dev_err(&d->intf->dev, "unknown tuner %d\n", dev->tuner);
1008 	}
1009 
1010 	if (fe == NULL) {
1011 		ret = -ENODEV;
1012 		goto err;
1013 	}
1014 
1015 	return 0;
1016 err:
1017 	dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1018 	return ret;
1019 }
1020 
1021 static const struct fc2580_config rtl2832u_fc2580_config = {
1022 	.i2c_addr = 0x56,
1023 	.clock = 16384000,
1024 };
1025 
1026 static struct tua9001_config rtl2832u_tua9001_config = {
1027 	.i2c_addr = 0x60,
1028 };
1029 
1030 static const struct fc0012_config rtl2832u_fc0012_config = {
1031 	.i2c_address = 0x63, /* 0xc6 >> 1 */
1032 	.xtal_freq = FC_XTAL_28_8_MHZ,
1033 };
1034 
1035 static const struct r820t_config rtl2832u_r820t_config = {
1036 	.i2c_addr = 0x1a,
1037 	.xtal = 28800000,
1038 	.max_i2c_msg_len = 2,
1039 	.rafael_chip = CHIP_R820T,
1040 };
1041 
1042 static const struct r820t_config rtl2832u_r828d_config = {
1043 	.i2c_addr = 0x3a,
1044 	.xtal = 16000000,
1045 	.max_i2c_msg_len = 2,
1046 	.rafael_chip = CHIP_R828D,
1047 };
1048 
1049 static int rtl2832u_tuner_attach(struct dvb_usb_adapter *adap)
1050 {
1051 	int ret;
1052 	struct dvb_usb_device *d = adap_to_d(adap);
1053 	struct rtl28xxu_dev *dev = d_to_priv(d);
1054 	struct dvb_frontend *fe = NULL;
1055 	struct i2c_board_info info;
1056 	struct i2c_client *client;
1057 	struct v4l2_subdev *subdev = NULL;
1058 	struct platform_device *pdev;
1059 	struct rtl2832_sdr_platform_data pdata;
1060 
1061 	dev_dbg(&d->intf->dev, "\n");
1062 
1063 	memset(&info, 0, sizeof(struct i2c_board_info));
1064 	memset(&pdata, 0, sizeof(pdata));
1065 
1066 	switch (dev->tuner) {
1067 	case TUNER_RTL2832_FC0012:
1068 		fe = dvb_attach(fc0012_attach, adap->fe[0],
1069 			dev->demod_i2c_adapter, &rtl2832u_fc0012_config);
1070 
1071 		/* since fc0012 includs reading the signal strength delegate
1072 		 * that to the tuner driver */
1073 		adap->fe[0]->ops.read_signal_strength =
1074 				adap->fe[0]->ops.tuner_ops.get_rf_strength;
1075 		break;
1076 	case TUNER_RTL2832_FC0013:
1077 		fe = dvb_attach(fc0013_attach, adap->fe[0],
1078 			dev->demod_i2c_adapter, 0xc6>>1, 0, FC_XTAL_28_8_MHZ);
1079 
1080 		/* fc0013 also supports signal strength reading */
1081 		adap->fe[0]->ops.read_signal_strength =
1082 				adap->fe[0]->ops.tuner_ops.get_rf_strength;
1083 		break;
1084 	case TUNER_RTL2832_E4000: {
1085 			struct e4000_config e4000_config = {
1086 				.fe = adap->fe[0],
1087 				.clock = 28800000,
1088 			};
1089 
1090 			strlcpy(info.type, "e4000", I2C_NAME_SIZE);
1091 			info.addr = 0x64;
1092 			info.platform_data = &e4000_config;
1093 
1094 			request_module(info.type);
1095 			client = i2c_new_device(dev->demod_i2c_adapter, &info);
1096 			if (client == NULL || client->dev.driver == NULL)
1097 				break;
1098 
1099 			if (!try_module_get(client->dev.driver->owner)) {
1100 				i2c_unregister_device(client);
1101 				break;
1102 			}
1103 
1104 			dev->i2c_client_tuner = client;
1105 			subdev = i2c_get_clientdata(client);
1106 		}
1107 		break;
1108 	case TUNER_RTL2832_FC2580:
1109 		fe = dvb_attach(fc2580_attach, adap->fe[0],
1110 				dev->demod_i2c_adapter,
1111 				&rtl2832u_fc2580_config);
1112 		break;
1113 	case TUNER_RTL2832_TUA9001:
1114 		/* enable GPIO1 and GPIO4 as output */
1115 		ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_DIR, 0x00, 0x12);
1116 		if (ret)
1117 			goto err;
1118 
1119 		ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x12, 0x12);
1120 		if (ret)
1121 			goto err;
1122 
1123 		fe = dvb_attach(tua9001_attach, adap->fe[0],
1124 				dev->demod_i2c_adapter,
1125 				&rtl2832u_tua9001_config);
1126 		break;
1127 	case TUNER_RTL2832_R820T:
1128 		fe = dvb_attach(r820t_attach, adap->fe[0],
1129 				dev->demod_i2c_adapter,
1130 				&rtl2832u_r820t_config);
1131 
1132 		/* Use tuner to get the signal strength */
1133 		adap->fe[0]->ops.read_signal_strength =
1134 				adap->fe[0]->ops.tuner_ops.get_rf_strength;
1135 		break;
1136 	case TUNER_RTL2832_R828D:
1137 		fe = dvb_attach(r820t_attach, adap->fe[0],
1138 				dev->demod_i2c_adapter,
1139 				&rtl2832u_r828d_config);
1140 		adap->fe[0]->ops.read_signal_strength =
1141 				adap->fe[0]->ops.tuner_ops.get_rf_strength;
1142 
1143 		if (adap->fe[1]) {
1144 			fe = dvb_attach(r820t_attach, adap->fe[1],
1145 					dev->demod_i2c_adapter,
1146 					&rtl2832u_r828d_config);
1147 			adap->fe[1]->ops.read_signal_strength =
1148 					adap->fe[1]->ops.tuner_ops.get_rf_strength;
1149 		}
1150 		break;
1151 	default:
1152 		dev_err(&d->intf->dev, "unknown tuner %d\n", dev->tuner);
1153 	}
1154 	if (fe == NULL && dev->i2c_client_tuner == NULL) {
1155 		ret = -ENODEV;
1156 		goto err;
1157 	}
1158 
1159 	/* register SDR */
1160 	switch (dev->tuner) {
1161 	case TUNER_RTL2832_FC0012:
1162 	case TUNER_RTL2832_FC0013:
1163 	case TUNER_RTL2832_E4000:
1164 	case TUNER_RTL2832_R820T:
1165 	case TUNER_RTL2832_R828D:
1166 		pdata.clk = dev->rtl2832_platform_data.clk;
1167 		pdata.tuner = dev->tuner;
1168 		pdata.i2c_client = dev->i2c_client_demod;
1169 		pdata.bulk_read = dev->rtl2832_platform_data.bulk_read;
1170 		pdata.bulk_write = dev->rtl2832_platform_data.bulk_write;
1171 		pdata.update_bits = dev->rtl2832_platform_data.update_bits;
1172 		pdata.dvb_frontend = adap->fe[0];
1173 		pdata.dvb_usb_device = d;
1174 		pdata.v4l2_subdev = subdev;
1175 
1176 		request_module("%s", "rtl2832_sdr");
1177 		pdev = platform_device_register_data(&d->intf->dev,
1178 						     "rtl2832_sdr",
1179 						     PLATFORM_DEVID_AUTO,
1180 						     &pdata, sizeof(pdata));
1181 		if (pdev == NULL || pdev->dev.driver == NULL)
1182 			break;
1183 		dev->platform_device_sdr = pdev;
1184 		break;
1185 	default:
1186 		dev_dbg(&d->intf->dev, "no SDR for tuner=%d\n", dev->tuner);
1187 	}
1188 
1189 	return 0;
1190 err:
1191 	dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1192 	return ret;
1193 }
1194 
1195 static int rtl28xxu_tuner_attach(struct dvb_usb_adapter *adap)
1196 {
1197 	struct rtl28xxu_dev *dev = adap_to_priv(adap);
1198 
1199 	if (dev->chip_id == CHIP_ID_RTL2831U)
1200 		return rtl2831u_tuner_attach(adap);
1201 	else
1202 		return rtl2832u_tuner_attach(adap);
1203 }
1204 
1205 static int rtl28xxu_tuner_detach(struct dvb_usb_adapter *adap)
1206 {
1207 	struct dvb_usb_device *d = adap_to_d(adap);
1208 	struct rtl28xxu_dev *dev = d_to_priv(d);
1209 	struct i2c_client *client;
1210 	struct platform_device *pdev;
1211 
1212 	dev_dbg(&d->intf->dev, "\n");
1213 
1214 	/* remove platform SDR */
1215 	pdev = dev->platform_device_sdr;
1216 	if (pdev)
1217 		platform_device_unregister(pdev);
1218 
1219 	/* remove I2C tuner */
1220 	client = dev->i2c_client_tuner;
1221 	if (client) {
1222 		module_put(client->dev.driver->owner);
1223 		i2c_unregister_device(client);
1224 	}
1225 
1226 	return 0;
1227 }
1228 
1229 static int rtl28xxu_init(struct dvb_usb_device *d)
1230 {
1231 	int ret;
1232 	u8 val;
1233 
1234 	dev_dbg(&d->intf->dev, "\n");
1235 
1236 	/* init USB endpoints */
1237 	ret = rtl28xxu_rd_reg(d, USB_SYSCTL_0, &val);
1238 	if (ret)
1239 		goto err;
1240 
1241 	/* enable DMA and Full Packet Mode*/
1242 	val |= 0x09;
1243 	ret = rtl28xxu_wr_reg(d, USB_SYSCTL_0, val);
1244 	if (ret)
1245 		goto err;
1246 
1247 	/* set EPA maximum packet size to 0x0200 */
1248 	ret = rtl28xxu_wr_regs(d, USB_EPA_MAXPKT, "\x00\x02\x00\x00", 4);
1249 	if (ret)
1250 		goto err;
1251 
1252 	/* change EPA FIFO length */
1253 	ret = rtl28xxu_wr_regs(d, USB_EPA_FIFO_CFG, "\x14\x00\x00\x00", 4);
1254 	if (ret)
1255 		goto err;
1256 
1257 	return ret;
1258 err:
1259 	dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1260 	return ret;
1261 }
1262 
1263 static int rtl2831u_power_ctrl(struct dvb_usb_device *d, int onoff)
1264 {
1265 	int ret;
1266 	u8 gpio, sys0, epa_ctl[2];
1267 
1268 	dev_dbg(&d->intf->dev, "onoff=%d\n", onoff);
1269 
1270 	/* demod adc */
1271 	ret = rtl28xxu_rd_reg(d, SYS_SYS0, &sys0);
1272 	if (ret)
1273 		goto err;
1274 
1275 	/* tuner power, read GPIOs */
1276 	ret = rtl28xxu_rd_reg(d, SYS_GPIO_OUT_VAL, &gpio);
1277 	if (ret)
1278 		goto err;
1279 
1280 	dev_dbg(&d->intf->dev, "RD SYS0=%02x GPIO_OUT_VAL=%02x\n", sys0, gpio);
1281 
1282 	if (onoff) {
1283 		gpio |= 0x01; /* GPIO0 = 1 */
1284 		gpio &= (~0x10); /* GPIO4 = 0 */
1285 		gpio |= 0x04; /* GPIO2 = 1, LED on */
1286 		sys0 = sys0 & 0x0f;
1287 		sys0 |= 0xe0;
1288 		epa_ctl[0] = 0x00; /* clear stall */
1289 		epa_ctl[1] = 0x00; /* clear reset */
1290 	} else {
1291 		gpio &= (~0x01); /* GPIO0 = 0 */
1292 		gpio |= 0x10; /* GPIO4 = 1 */
1293 		gpio &= (~0x04); /* GPIO2 = 1, LED off */
1294 		sys0 = sys0 & (~0xc0);
1295 		epa_ctl[0] = 0x10; /* set stall */
1296 		epa_ctl[1] = 0x02; /* set reset */
1297 	}
1298 
1299 	dev_dbg(&d->intf->dev, "WR SYS0=%02x GPIO_OUT_VAL=%02x\n", sys0, gpio);
1300 
1301 	/* demod adc */
1302 	ret = rtl28xxu_wr_reg(d, SYS_SYS0, sys0);
1303 	if (ret)
1304 		goto err;
1305 
1306 	/* tuner power, write GPIOs */
1307 	ret = rtl28xxu_wr_reg(d, SYS_GPIO_OUT_VAL, gpio);
1308 	if (ret)
1309 		goto err;
1310 
1311 	/* streaming EP: stall & reset */
1312 	ret = rtl28xxu_wr_regs(d, USB_EPA_CTL, epa_ctl, 2);
1313 	if (ret)
1314 		goto err;
1315 
1316 	if (onoff)
1317 		usb_clear_halt(d->udev, usb_rcvbulkpipe(d->udev, 0x81));
1318 
1319 	return ret;
1320 err:
1321 	dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1322 	return ret;
1323 }
1324 
1325 static int rtl2832u_power_ctrl(struct dvb_usb_device *d, int onoff)
1326 {
1327 	int ret;
1328 
1329 	dev_dbg(&d->intf->dev, "onoff=%d\n", onoff);
1330 
1331 	if (onoff) {
1332 		/* GPIO3=1, GPIO4=0 */
1333 		ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x08, 0x18);
1334 		if (ret)
1335 			goto err;
1336 
1337 		/* suspend? */
1338 		ret = rtl28xxu_wr_reg_mask(d, SYS_DEMOD_CTL1, 0x00, 0x10);
1339 		if (ret)
1340 			goto err;
1341 
1342 		/* enable PLL */
1343 		ret = rtl28xxu_wr_reg_mask(d, SYS_DEMOD_CTL, 0x80, 0x80);
1344 		if (ret)
1345 			goto err;
1346 
1347 		/* disable reset */
1348 		ret = rtl28xxu_wr_reg_mask(d, SYS_DEMOD_CTL, 0x20, 0x20);
1349 		if (ret)
1350 			goto err;
1351 
1352 		/* streaming EP: clear stall & reset */
1353 		ret = rtl28xxu_wr_regs(d, USB_EPA_CTL, "\x00\x00", 2);
1354 		if (ret)
1355 			goto err;
1356 
1357 		ret = usb_clear_halt(d->udev, usb_rcvbulkpipe(d->udev, 0x81));
1358 		if (ret)
1359 			goto err;
1360 	} else {
1361 		/* GPIO4=1 */
1362 		ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x10, 0x10);
1363 		if (ret)
1364 			goto err;
1365 
1366 		/* disable PLL */
1367 		ret = rtl28xxu_wr_reg_mask(d, SYS_DEMOD_CTL, 0x00, 0x80);
1368 		if (ret)
1369 			goto err;
1370 
1371 		/* streaming EP: set stall & reset */
1372 		ret = rtl28xxu_wr_regs(d, USB_EPA_CTL, "\x10\x02", 2);
1373 		if (ret)
1374 			goto err;
1375 	}
1376 
1377 	return ret;
1378 err:
1379 	dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1380 	return ret;
1381 }
1382 
1383 static int rtl28xxu_power_ctrl(struct dvb_usb_device *d, int onoff)
1384 {
1385 	struct rtl28xxu_dev *dev = d_to_priv(d);
1386 
1387 	if (dev->chip_id == CHIP_ID_RTL2831U)
1388 		return rtl2831u_power_ctrl(d, onoff);
1389 	else
1390 		return rtl2832u_power_ctrl(d, onoff);
1391 }
1392 
1393 static int rtl28xxu_frontend_ctrl(struct dvb_frontend *fe, int onoff)
1394 {
1395 	struct dvb_usb_device *d = fe_to_d(fe);
1396 	struct rtl28xxu_dev *dev = fe_to_priv(fe);
1397 	struct rtl2832_platform_data *pdata = &dev->rtl2832_platform_data;
1398 	int ret;
1399 	u8 val;
1400 
1401 	dev_dbg(&d->intf->dev, "fe=%d onoff=%d\n", fe->id, onoff);
1402 
1403 	if (dev->chip_id == CHIP_ID_RTL2831U)
1404 		return 0;
1405 
1406 	/* control internal demod ADC */
1407 	if (fe->id == 0 && onoff)
1408 		val = 0x48; /* enable ADC */
1409 	else
1410 		val = 0x00; /* disable ADC */
1411 
1412 	ret = rtl28xxu_wr_reg_mask(d, SYS_DEMOD_CTL, val, 0x48);
1413 	if (ret)
1414 		goto err;
1415 
1416 	/* bypass slave demod TS through master demod */
1417 	if (fe->id == 1 && onoff) {
1418 		ret = pdata->enable_slave_ts(dev->i2c_client_demod);
1419 		if (ret)
1420 			goto err;
1421 	}
1422 
1423 	return 0;
1424 err:
1425 	dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1426 	return ret;
1427 }
1428 
1429 #if IS_ENABLED(CONFIG_RC_CORE)
1430 static int rtl2831u_rc_query(struct dvb_usb_device *d)
1431 {
1432 	int ret, i;
1433 	struct rtl28xxu_dev *dev = d->priv;
1434 	u8 buf[5];
1435 	u32 rc_code;
1436 	struct rtl28xxu_reg_val rc_nec_tab[] = {
1437 		{ 0x3033, 0x80 },
1438 		{ 0x3020, 0x43 },
1439 		{ 0x3021, 0x16 },
1440 		{ 0x3022, 0x16 },
1441 		{ 0x3023, 0x5a },
1442 		{ 0x3024, 0x2d },
1443 		{ 0x3025, 0x16 },
1444 		{ 0x3026, 0x01 },
1445 		{ 0x3028, 0xb0 },
1446 		{ 0x3029, 0x04 },
1447 		{ 0x302c, 0x88 },
1448 		{ 0x302e, 0x13 },
1449 		{ 0x3030, 0xdf },
1450 		{ 0x3031, 0x05 },
1451 	};
1452 
1453 	/* init remote controller */
1454 	if (!dev->rc_active) {
1455 		for (i = 0; i < ARRAY_SIZE(rc_nec_tab); i++) {
1456 			ret = rtl28xxu_wr_reg(d, rc_nec_tab[i].reg,
1457 					rc_nec_tab[i].val);
1458 			if (ret)
1459 				goto err;
1460 		}
1461 		dev->rc_active = true;
1462 	}
1463 
1464 	ret = rtl28xxu_rd_regs(d, SYS_IRRC_RP, buf, 5);
1465 	if (ret)
1466 		goto err;
1467 
1468 	if (buf[4] & 0x01) {
1469 		if (buf[2] == (u8) ~buf[3]) {
1470 			if (buf[0] == (u8) ~buf[1]) {
1471 				/* NEC standard (16 bit) */
1472 				rc_code = RC_SCANCODE_NEC(buf[0], buf[2]);
1473 			} else {
1474 				/* NEC extended (24 bit) */
1475 				rc_code = RC_SCANCODE_NECX(buf[0] << 8 | buf[1],
1476 							   buf[2]);
1477 			}
1478 		} else {
1479 			/* NEC full (32 bit) */
1480 			rc_code = RC_SCANCODE_NEC32(buf[0] << 24 | buf[1] << 16 |
1481 						    buf[2] << 8  | buf[3]);
1482 		}
1483 
1484 		rc_keydown(d->rc_dev, RC_TYPE_NEC, rc_code, 0);
1485 
1486 		ret = rtl28xxu_wr_reg(d, SYS_IRRC_SR, 1);
1487 		if (ret)
1488 			goto err;
1489 
1490 		/* repeated intentionally to avoid extra keypress */
1491 		ret = rtl28xxu_wr_reg(d, SYS_IRRC_SR, 1);
1492 		if (ret)
1493 			goto err;
1494 	}
1495 
1496 	return ret;
1497 err:
1498 	dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1499 	return ret;
1500 }
1501 
1502 static int rtl2831u_get_rc_config(struct dvb_usb_device *d,
1503 		struct dvb_usb_rc *rc)
1504 {
1505 	rc->map_name = RC_MAP_EMPTY;
1506 	rc->allowed_protos = RC_BIT_NEC;
1507 	rc->query = rtl2831u_rc_query;
1508 	rc->interval = 400;
1509 
1510 	return 0;
1511 }
1512 
1513 static int rtl2832u_rc_query(struct dvb_usb_device *d)
1514 {
1515 	int ret, i, len;
1516 	struct rtl28xxu_dev *dev = d->priv;
1517 	struct ir_raw_event ev;
1518 	u8 buf[128];
1519 	static const struct rtl28xxu_reg_val_mask refresh_tab[] = {
1520 		{IR_RX_IF,               0x03, 0xff},
1521 		{IR_RX_BUF_CTRL,         0x80, 0xff},
1522 		{IR_RX_CTRL,             0x80, 0xff},
1523 	};
1524 
1525 	/* init remote controller */
1526 	if (!dev->rc_active) {
1527 		static const struct rtl28xxu_reg_val_mask init_tab[] = {
1528 			{SYS_DEMOD_CTL1,         0x00, 0x04},
1529 			{SYS_DEMOD_CTL1,         0x00, 0x08},
1530 			{USB_CTRL,               0x20, 0x20},
1531 			{SYS_GPIO_DIR,           0x00, 0x08},
1532 			{SYS_GPIO_OUT_EN,        0x08, 0x08},
1533 			{SYS_GPIO_OUT_VAL,       0x08, 0x08},
1534 			{IR_MAX_DURATION0,       0xd0, 0xff},
1535 			{IR_MAX_DURATION1,       0x07, 0xff},
1536 			{IR_IDLE_LEN0,           0xc0, 0xff},
1537 			{IR_IDLE_LEN1,           0x00, 0xff},
1538 			{IR_GLITCH_LEN,          0x03, 0xff},
1539 			{IR_RX_CLK,              0x09, 0xff},
1540 			{IR_RX_CFG,              0x1c, 0xff},
1541 			{IR_MAX_H_TOL_LEN,       0x1e, 0xff},
1542 			{IR_MAX_L_TOL_LEN,       0x1e, 0xff},
1543 			{IR_RX_CTRL,             0x80, 0xff},
1544 		};
1545 
1546 		for (i = 0; i < ARRAY_SIZE(init_tab); i++) {
1547 			ret = rtl28xxu_wr_reg_mask(d, init_tab[i].reg,
1548 					init_tab[i].val, init_tab[i].mask);
1549 			if (ret)
1550 				goto err;
1551 		}
1552 
1553 		dev->rc_active = true;
1554 	}
1555 
1556 	ret = rtl28xxu_rd_reg(d, IR_RX_IF, &buf[0]);
1557 	if (ret)
1558 		goto err;
1559 
1560 	if (buf[0] != 0x83)
1561 		goto exit;
1562 
1563 	ret = rtl28xxu_rd_reg(d, IR_RX_BC, &buf[0]);
1564 	if (ret)
1565 		goto err;
1566 
1567 	len = buf[0];
1568 
1569 	/* read raw code from hw */
1570 	ret = rtl28xxu_rd_regs(d, IR_RX_BUF, buf, len);
1571 	if (ret)
1572 		goto err;
1573 
1574 	/* let hw receive new code */
1575 	for (i = 0; i < ARRAY_SIZE(refresh_tab); i++) {
1576 		ret = rtl28xxu_wr_reg_mask(d, refresh_tab[i].reg,
1577 				refresh_tab[i].val, refresh_tab[i].mask);
1578 		if (ret)
1579 			goto err;
1580 	}
1581 
1582 	/* pass data to Kernel IR decoder */
1583 	init_ir_raw_event(&ev);
1584 
1585 	for (i = 0; i < len; i++) {
1586 		ev.pulse = buf[i] >> 7;
1587 		ev.duration = 50800 * (buf[i] & 0x7f);
1588 		ir_raw_event_store_with_filter(d->rc_dev, &ev);
1589 	}
1590 
1591 	/* 'flush' ir_raw_event_store_with_filter() */
1592 	ir_raw_event_set_idle(d->rc_dev, true);
1593 	ir_raw_event_handle(d->rc_dev);
1594 exit:
1595 	return ret;
1596 err:
1597 	dev_dbg(&d->intf->dev, "failed=%d\n", ret);
1598 	return ret;
1599 }
1600 
1601 static int rtl2832u_get_rc_config(struct dvb_usb_device *d,
1602 		struct dvb_usb_rc *rc)
1603 {
1604 	/* disable IR interrupts in order to avoid SDR sample loss */
1605 	if (rtl28xxu_disable_rc)
1606 		return rtl28xxu_wr_reg(d, IR_RX_IE, 0x00);
1607 
1608 	/* load empty to enable rc */
1609 	if (!rc->map_name)
1610 		rc->map_name = RC_MAP_EMPTY;
1611 	rc->allowed_protos = RC_BIT_ALL;
1612 	rc->driver_type = RC_DRIVER_IR_RAW;
1613 	rc->query = rtl2832u_rc_query;
1614 	rc->interval = 400;
1615 
1616 	return 0;
1617 }
1618 
1619 static int rtl28xxu_get_rc_config(struct dvb_usb_device *d,
1620 		struct dvb_usb_rc *rc)
1621 {
1622 	struct rtl28xxu_dev *dev = d_to_priv(d);
1623 
1624 	if (dev->chip_id == CHIP_ID_RTL2831U)
1625 		return rtl2831u_get_rc_config(d, rc);
1626 	else
1627 		return rtl2832u_get_rc_config(d, rc);
1628 }
1629 #else
1630 #define rtl28xxu_get_rc_config NULL
1631 #endif
1632 
1633 static int rtl28xxu_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff)
1634 {
1635 	struct rtl28xxu_dev *dev = adap_to_priv(adap);
1636 
1637 	if (dev->chip_id == CHIP_ID_RTL2831U) {
1638 		struct rtl2830_platform_data *pdata = &dev->rtl2830_platform_data;
1639 
1640 		return pdata->pid_filter_ctrl(adap->fe[0], onoff);
1641 	} else {
1642 		struct rtl2832_platform_data *pdata = &dev->rtl2832_platform_data;
1643 
1644 		return pdata->pid_filter_ctrl(adap->fe[0], onoff);
1645 	}
1646 }
1647 
1648 static int rtl28xxu_pid_filter(struct dvb_usb_adapter *adap, int index,
1649 			       u16 pid, int onoff)
1650 {
1651 	struct rtl28xxu_dev *dev = adap_to_priv(adap);
1652 
1653 	if (dev->chip_id == CHIP_ID_RTL2831U) {
1654 		struct rtl2830_platform_data *pdata = &dev->rtl2830_platform_data;
1655 
1656 		return pdata->pid_filter(adap->fe[0], index, pid, onoff);
1657 	} else {
1658 		struct rtl2832_platform_data *pdata = &dev->rtl2832_platform_data;
1659 
1660 		return pdata->pid_filter(adap->fe[0], index, pid, onoff);
1661 	}
1662 }
1663 
1664 static const struct dvb_usb_device_properties rtl28xxu_props = {
1665 	.driver_name = KBUILD_MODNAME,
1666 	.owner = THIS_MODULE,
1667 	.adapter_nr = adapter_nr,
1668 	.size_of_priv = sizeof(struct rtl28xxu_dev),
1669 
1670 	.identify_state = rtl28xxu_identify_state,
1671 	.power_ctrl = rtl28xxu_power_ctrl,
1672 	.frontend_ctrl = rtl28xxu_frontend_ctrl,
1673 	.i2c_algo = &rtl28xxu_i2c_algo,
1674 	.read_config = rtl28xxu_read_config,
1675 	.frontend_attach = rtl28xxu_frontend_attach,
1676 	.frontend_detach = rtl28xxu_frontend_detach,
1677 	.tuner_attach = rtl28xxu_tuner_attach,
1678 	.tuner_detach = rtl28xxu_tuner_detach,
1679 	.init = rtl28xxu_init,
1680 	.get_rc_config = rtl28xxu_get_rc_config,
1681 
1682 	.num_adapters = 1,
1683 	.adapter = {
1684 		{
1685 			.caps = DVB_USB_ADAP_HAS_PID_FILTER |
1686 				DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
1687 
1688 			.pid_filter_count = 32,
1689 			.pid_filter_ctrl = rtl28xxu_pid_filter_ctrl,
1690 			.pid_filter = rtl28xxu_pid_filter,
1691 
1692 			.stream = DVB_USB_STREAM_BULK(0x81, 6, 8 * 512),
1693 		},
1694 	},
1695 };
1696 
1697 static const struct usb_device_id rtl28xxu_id_table[] = {
1698 	/* RTL2831U devices: */
1699 	{ DVB_USB_DEVICE(USB_VID_REALTEK, USB_PID_REALTEK_RTL2831U,
1700 		&rtl28xxu_props, "Realtek RTL2831U reference design", NULL) },
1701 	{ DVB_USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_FREECOM_DVBT,
1702 		&rtl28xxu_props, "Freecom USB2.0 DVB-T", NULL) },
1703 	{ DVB_USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_FREECOM_DVBT_2,
1704 		&rtl28xxu_props, "Freecom USB2.0 DVB-T", NULL) },
1705 
1706 	/* RTL2832U devices: */
1707 	{ DVB_USB_DEVICE(USB_VID_REALTEK, 0x2832,
1708 		&rtl28xxu_props, "Realtek RTL2832U reference design", NULL) },
1709 	{ DVB_USB_DEVICE(USB_VID_REALTEK, 0x2838,
1710 		&rtl28xxu_props, "Realtek RTL2832U reference design", NULL) },
1711 	{ DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_STICK_BLACK_REV1,
1712 		&rtl28xxu_props, "TerraTec Cinergy T Stick Black", RC_MAP_TERRATEC_SLIM) },
1713 	{ DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_DELOCK_USB2_DVBT,
1714 		&rtl28xxu_props, "G-Tek Electronics Group Lifeview LV5TDLX DVB-T", NULL) },
1715 	{ DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_NOXON_DAB_STICK,
1716 		&rtl28xxu_props, "TerraTec NOXON DAB Stick", NULL) },
1717 	{ DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_NOXON_DAB_STICK_REV2,
1718 		&rtl28xxu_props, "TerraTec NOXON DAB Stick (rev 2)", NULL) },
1719 	{ DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_NOXON_DAB_STICK_REV3,
1720 		&rtl28xxu_props, "TerraTec NOXON DAB Stick (rev 3)", NULL) },
1721 	{ DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_TREKSTOR_TERRES_2_0,
1722 		&rtl28xxu_props, "Trekstor DVB-T Stick Terres 2.0", NULL) },
1723 	{ DVB_USB_DEVICE(USB_VID_DEXATEK, 0x1101,
1724 		&rtl28xxu_props, "Dexatek DK DVB-T Dongle", NULL) },
1725 	{ DVB_USB_DEVICE(USB_VID_LEADTEK, 0x6680,
1726 		&rtl28xxu_props, "DigitalNow Quad DVB-T Receiver", NULL) },
1727 	{ DVB_USB_DEVICE(USB_VID_LEADTEK, USB_PID_WINFAST_DTV_DONGLE_MINID,
1728 		&rtl28xxu_props, "Leadtek Winfast DTV Dongle Mini D", NULL) },
1729 	{ DVB_USB_DEVICE(USB_VID_TERRATEC, 0x00d3,
1730 		&rtl28xxu_props, "TerraTec Cinergy T Stick RC (Rev. 3)", NULL) },
1731 	{ DVB_USB_DEVICE(USB_VID_DEXATEK, 0x1102,
1732 		&rtl28xxu_props, "Dexatek DK mini DVB-T Dongle", NULL) },
1733 	{ DVB_USB_DEVICE(USB_VID_TERRATEC, 0x00d7,
1734 		&rtl28xxu_props, "TerraTec Cinergy T Stick+", NULL) },
1735 	{ DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd3a8,
1736 		&rtl28xxu_props, "ASUS My Cinema-U3100Mini Plus V2", NULL) },
1737 	{ DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd393,
1738 		&rtl28xxu_props, "GIGABYTE U7300", NULL) },
1739 	{ DVB_USB_DEVICE(USB_VID_DEXATEK, 0x1104,
1740 		&rtl28xxu_props, "MSI DIGIVOX Micro HD", NULL) },
1741 	{ DVB_USB_DEVICE(USB_VID_COMPRO, 0x0620,
1742 		&rtl28xxu_props, "Compro VideoMate U620F", NULL) },
1743 	{ DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd394,
1744 		&rtl28xxu_props, "MaxMedia HU394-T", NULL) },
1745 	{ DVB_USB_DEVICE(USB_VID_LEADTEK, 0x6a03,
1746 		&rtl28xxu_props, "Leadtek WinFast DTV Dongle mini", NULL) },
1747 	{ DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_CPYTO_REDI_PC50A,
1748 		&rtl28xxu_props, "Crypto ReDi PC 50 A", NULL) },
1749 	{ DVB_USB_DEVICE(USB_VID_KYE, 0x707f,
1750 		&rtl28xxu_props, "Genius TVGo DVB-T03", NULL) },
1751 	{ DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd395,
1752 		&rtl28xxu_props, "Peak DVB-T USB", NULL) },
1753 	{ DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV20_RTL2832U,
1754 		&rtl28xxu_props, "Sveon STV20", NULL) },
1755 	{ DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV21,
1756 		&rtl28xxu_props, "Sveon STV21", NULL) },
1757 	{ DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV27,
1758 		&rtl28xxu_props, "Sveon STV27", NULL) },
1759 
1760 	/* RTL2832P devices: */
1761 	{ DVB_USB_DEVICE(USB_VID_HANFTEK, 0x0131,
1762 		&rtl28xxu_props, "Astrometa DVB-T2", NULL) },
1763 	{ }
1764 };
1765 MODULE_DEVICE_TABLE(usb, rtl28xxu_id_table);
1766 
1767 static struct usb_driver rtl28xxu_usb_driver = {
1768 	.name = KBUILD_MODNAME,
1769 	.id_table = rtl28xxu_id_table,
1770 	.probe = dvb_usbv2_probe,
1771 	.disconnect = dvb_usbv2_disconnect,
1772 	.suspend = dvb_usbv2_suspend,
1773 	.resume = dvb_usbv2_resume,
1774 	.reset_resume = dvb_usbv2_reset_resume,
1775 	.no_dynamic_id = 1,
1776 	.soft_unbind = 1,
1777 };
1778 
1779 module_usb_driver(rtl28xxu_usb_driver);
1780 
1781 MODULE_DESCRIPTION("Realtek RTL28xxU DVB USB driver");
1782 MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>");
1783 MODULE_AUTHOR("Thomas Mair <thomas.mair86@googlemail.com>");
1784 MODULE_LICENSE("GPL");
1785