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[media] rtl28xxu: fix switch-case style issue
[deliverable/linux.git] / drivers / media / usb / dvb-usb-v2 / rtl28xxu.c
CommitLineData
831e0b71
AP		 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>
5cf6631e 6 * Copyright (C) 2012 Thomas Mair <thomas.mair86@googlemail.com>
831e0b71
AP		 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#include "rtl2830.h"
5cf6631e 26#include "rtl2832.h"
bcf43393 27#include "rtl2832_sdr.h"
831e0b71
AP		 28
29#include "qt1010.h"
30#include "mt2060.h"
31#include "mxl5005s.h"
5cf6631e
TM		 32#include "fc0012.h"
33#include "fc0013.h"
542f6a52 34#include "e4000.h"
384df49a 35#include "fc2580.h"
5be65721 36#include "tua9001.h"
6889ab2a 37#include "r820t.h"
831e0b71 38
94b5fa6c
AP		 39static int rtl28xxu_disable_rc;
40module_param_named(disable_rc, rtl28xxu_disable_rc, int, 0644);
41MODULE_PARM_DESC(disable_rc, "disable RTL2832U remote controller");
831e0b71
AP		 42DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
43
44static int rtl28xxu_ctrl_msg(struct dvb_usb_device *d, struct rtl28xxu_req *req)
45{
46 int ret;
47 unsigned int pipe;
48 u8 requesttype;
49 u8 *buf;
50
51 buf = kmalloc(req->size, GFP_KERNEL);
52 if (!buf) {
53 ret = -ENOMEM;
54 goto err;
55 }
56
57 if (req->index & CMD_WR_FLAG) {
58 /* write */
59 memcpy(buf, req->data, req->size);
60 requesttype = (USB_TYPE_VENDOR | USB_DIR_OUT);
61 pipe = usb_sndctrlpipe(d->udev, 0);
62 } else {
63 /* read */
64 requesttype = (USB_TYPE_VENDOR | USB_DIR_IN);
65 pipe = usb_rcvctrlpipe(d->udev, 0);
66 }
67
68 ret = usb_control_msg(d->udev, pipe, 0, requesttype, req->value,
9935eea5 69 req->index, buf, req->size, 1000);
d89b9369
AP		 70
71 dvb_usb_dbg_usb_control_msg(d->udev, 0, requesttype, req->value,
72 req->index, buf, req->size);
73
9935eea5
AP		 74 if (ret > 0)
75 ret = 0;
831e0b71 76
831e0b71
AP		 77 /* read request, copy returned data to return buf */
78 if (!ret && requesttype == (USB_TYPE_VENDOR | USB_DIR_IN))
79 memcpy(req->data, buf, req->size);
80
81 kfree(buf);
831e0b71 82
9935eea5
AP		 83 if (ret)
84 goto err;
85
86 return ret;
831e0b71 87err:
c01a3595 88 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
831e0b71
AP		 89 return ret;
90}
91
40a2d3c7 92static int rtl28xx_wr_regs(struct dvb_usb_device *d, u16 reg, u8 *val, int len)
831e0b71
AP		 93{
94 struct rtl28xxu_req req;
95
96 if (reg < 0x3000)
97 req.index = CMD_USB_WR;
b5cbaa43 98 else if (reg < 0x4000)
831e0b71 99 req.index = CMD_SYS_WR;
b5cbaa43
AP		 100 else
101 req.index = CMD_IR_WR;
831e0b71
AP		 102
103 req.value = reg;
104 req.size = len;
105 req.data = val;
106
107 return rtl28xxu_ctrl_msg(d, &req);
108}
109
110static int rtl2831_rd_regs(struct dvb_usb_device *d, u16 reg, u8 *val, int len)
111{
112 struct rtl28xxu_req req;
113
114 if (reg < 0x3000)
115 req.index = CMD_USB_RD;
b5cbaa43 116 else if (reg < 0x4000)
831e0b71 117 req.index = CMD_SYS_RD;
b5cbaa43
AP		 118 else
119 req.index = CMD_IR_RD;
831e0b71
AP		 120
121 req.value = reg;
122 req.size = len;
123 req.data = val;
124
125 return rtl28xxu_ctrl_msg(d, &req);
126}
127
40a2d3c7 128static int rtl28xx_wr_reg(struct dvb_usb_device *d, u16 reg, u8 val)
831e0b71 129{
40a2d3c7 130 return rtl28xx_wr_regs(d, reg, &val, 1);
831e0b71
AP		 131}
132
40a2d3c7 133static int rtl28xx_rd_reg(struct dvb_usb_device *d, u16 reg, u8 *val)
831e0b71
AP		 134{
135 return rtl2831_rd_regs(d, reg, val, 1);
136}
137
4005c1a9
AP		 138static int rtl28xx_wr_reg_mask(struct dvb_usb_device *d, u16 reg, u8 val,
139 u8 mask)
140{
141 int ret;
142 u8 tmp;
143
144 /* no need for read if whole reg is written */
145 if (mask != 0xff) {
146 ret = rtl28xx_rd_reg(d, reg, &tmp);
147 if (ret)
148 return ret;
149
150 val &= mask;
151 tmp &= ~mask;
152 val |= tmp;
153 }
154
155 return rtl28xx_wr_reg(d, reg, val);
156}
157
831e0b71
AP		 158/* I2C */
159static int rtl28xxu_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
160 int num)
161{
162 int ret;
163 struct dvb_usb_device *d = i2c_get_adapdata(adap);
34ec2933 164 struct rtl28xxu_priv *priv = d->priv;
831e0b71
AP		 165 struct rtl28xxu_req req;
166
167 /*
168 * It is not known which are real I2C bus xfer limits, but testing
169 * with RTL2831U + MT2060 gives max RD 24 and max WR 22 bytes.
34ec2933
AP		 170 * TODO: find out RTL2832U lens
171 */
172
173 /*
174 * I2C adapter logic looks rather complicated due to fact it handles
175 * three different access methods. Those methods are;
176 * 1) integrated demod access
177 * 2) old I2C access
178 * 3) new I2C access
179 *
180 * Used method is selected in order 1, 2, 3. Method 3 can handle all
181 * requests but there is two reasons why not use it always;
182 * 1) It is most expensive, usually two USB messages are needed
183 * 2) At least RTL2831U does not support it
184 *
185 * Method 3 is needed in case of I2C write+read (typical register read)
186 * where write is more than one byte.
831e0b71
AP		 187 */
188
189 if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
190 return -EAGAIN;
191
192 if (num == 2 && !(msg[0].flags & I2C_M_RD) &&
193 (msg[1].flags & I2C_M_RD)) {
34ec2933
AP		 194 if (msg[0].len > 24 || msg[1].len > 24) {
195 /* TODO: check msg[0].len max */
831e0b71 196 ret = -EOPNOTSUPP;
9935eea5 197 goto err_mutex_unlock;
34ec2933
AP		 198 } else if (msg[0].addr == 0x10) {
199 /* method 1 - integrated demod */
200 req.value = (msg[0].buf[0] << 8) | (msg[0].addr << 1);
201 req.index = CMD_DEMOD_RD | priv->page;
831e0b71
AP		 202 req.size = msg[1].len;
203 req.data = &msg[1].buf[0];
204 ret = rtl28xxu_ctrl_msg(d, &req);
34ec2933
AP		 205 } else if (msg[0].len < 2) {
206 /* method 2 - old I2C */
831e0b71
AP		 207 req.value = (msg[0].buf[0] << 8) | (msg[0].addr << 1);
208 req.index = CMD_I2C_RD;
209 req.size = msg[1].len;
210 req.data = &msg[1].buf[0];
211 ret = rtl28xxu_ctrl_msg(d, &req);
34ec2933
AP		 212 } else {
213 /* method 3 - new I2C */
214 req.value = (msg[0].addr << 1);
215 req.index = CMD_I2C_DA_WR;
216 req.size = msg[0].len;
217 req.data = msg[0].buf;
218 ret = rtl28xxu_ctrl_msg(d, &req);
219 if (ret)
9935eea5 220 goto err_mutex_unlock;
34ec2933
AP		 221
222 req.value = (msg[0].addr << 1);
223 req.index = CMD_I2C_DA_RD;
224 req.size = msg[1].len;
225 req.data = msg[1].buf;
226 ret = rtl28xxu_ctrl_msg(d, &req);
831e0b71
AP		 227 }
228 } else if (num == 1 && !(msg[0].flags & I2C_M_RD)) {
229 if (msg[0].len > 22) {
34ec2933 230 /* TODO: check msg[0].len max */
831e0b71 231 ret = -EOPNOTSUPP;
9935eea5 232 goto err_mutex_unlock;
34ec2933
AP		 233 } else if (msg[0].addr == 0x10) {
234 /* method 1 - integrated demod */
235 if (msg[0].buf[0] == 0x00) {
236 /* save demod page for later demod access */
237 priv->page = msg[0].buf[1];
238 ret = 0;
239 } else {
240 req.value = (msg[0].buf[0] << 8) |
241 (msg[0].addr << 1);
242 req.index = CMD_DEMOD_WR | priv->page;
243 req.size = msg[0].len-1;
244 req.data = &msg[0].buf[1];
245 ret = rtl28xxu_ctrl_msg(d, &req);
246 }
247 } else if (msg[0].len < 23) {
248 /* method 2 - old I2C */
831e0b71
AP		 249 req.value = (msg[0].buf[0] << 8) | (msg[0].addr << 1);
250 req.index = CMD_I2C_WR;
251 req.size = msg[0].len-1;
252 req.data = &msg[0].buf[1];
253 ret = rtl28xxu_ctrl_msg(d, &req);
34ec2933
AP		 254 } else {
255 /* method 3 - new I2C */
256 req.value = (msg[0].addr << 1);
257 req.index = CMD_I2C_DA_WR;
258 req.size = msg[0].len;
259 req.data = msg[0].buf;
260 ret = rtl28xxu_ctrl_msg(d, &req);
831e0b71
AP		 261 }
262 } else {
263 ret = -EINVAL;
264 }
265
9935eea5 266err_mutex_unlock:
831e0b71
AP		 267 mutex_unlock(&d->i2c_mutex);
268
269 return ret ? ret : num;
270}
271
272static u32 rtl28xxu_i2c_func(struct i2c_adapter *adapter)
273{
274 return I2C_FUNC_I2C;
275}
276
277static struct i2c_algorithm rtl28xxu_i2c_algo = {
278 .master_xfer = rtl28xxu_i2c_xfer,
279 .functionality = rtl28xxu_i2c_func,
280};
281
81347f5a
AP		 282static int rtl2831u_read_config(struct dvb_usb_device *d)
283{
284 struct rtl28xxu_priv *priv = d_to_priv(d);
285 int ret;
286 u8 buf[1];
287 /* open RTL2831U/RTL2830 I2C gate */
288 struct rtl28xxu_req req_gate_open = {0x0120, 0x0011, 0x0001, "\x08"};
289 /* tuner probes */
290 struct rtl28xxu_req req_mt2060 = {0x00c0, CMD_I2C_RD, 1, buf};
291 struct rtl28xxu_req req_qt1010 = {0x0fc4, CMD_I2C_RD, 1, buf};
292
293 dev_dbg(&d->udev->dev, "%s:\n", __func__);
294
295 /*
296 * RTL2831U GPIOs
297 * =========================================================
298 * GPIO0 | tuner#0 | 0 off | 1 on | MXL5005S (?)
299 * GPIO2 | LED | 0 off | 1 on |
300 * GPIO4 | tuner#1 | 0 on | 1 off | MT2060
301 */
302
303 /* GPIO direction */
304 ret = rtl28xx_wr_reg(d, SYS_GPIO_DIR, 0x0a);
305 if (ret)
306 goto err;
307
308 /* enable as output GPIO0, GPIO2, GPIO4 */
309 ret = rtl28xx_wr_reg(d, SYS_GPIO_OUT_EN, 0x15);
310 if (ret)
311 goto err;
312
313 /*
314 * Probe used tuner. We need to know used tuner before demod attach
315 * since there is some demod params needed to set according to tuner.
316 */
317
318 /* demod needs some time to wake up */
319 msleep(20);
320
321 priv->tuner_name = "NONE";
322
323 /* open demod I2C gate */
324 ret = rtl28xxu_ctrl_msg(d, &req_gate_open);
325 if (ret)
326 goto err;
327
328 /* check QT1010 ID(?) register; reg=0f val=2c */
329 ret = rtl28xxu_ctrl_msg(d, &req_qt1010);
330 if (ret == 0 && buf[0] == 0x2c) {
331 priv->tuner = TUNER_RTL2830_QT1010;
332 priv->tuner_name = "QT1010";
333 goto found;
334 }
335
336 /* open demod I2C gate */
337 ret = rtl28xxu_ctrl_msg(d, &req_gate_open);
338 if (ret)
339 goto err;
340
341 /* check MT2060 ID register; reg=00 val=63 */
342 ret = rtl28xxu_ctrl_msg(d, &req_mt2060);
343 if (ret == 0 && buf[0] == 0x63) {
344 priv->tuner = TUNER_RTL2830_MT2060;
345 priv->tuner_name = "MT2060";
346 goto found;
347 }
348
349 /* assume MXL5005S */
350 priv->tuner = TUNER_RTL2830_MXL5005S;
351 priv->tuner_name = "MXL5005S";
352 goto found;
353
354found:
355 dev_dbg(&d->udev->dev, "%s: tuner=%s\n", __func__, priv->tuner_name);
356
357 return 0;
358err:
359 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
360 return ret;
361}
362
ef37be1b
AP		 363static int rtl2832u_read_config(struct dvb_usb_device *d)
364{
365 struct rtl28xxu_priv *priv = d_to_priv(d);
366 int ret;
4005c1a9 367 u8 buf[2];
ef37be1b
AP		 368 /* open RTL2832U/RTL2832 I2C gate */
369 struct rtl28xxu_req req_gate_open = {0x0120, 0x0011, 0x0001, "\x18"};
370 /* close RTL2832U/RTL2832 I2C gate */
371 struct rtl28xxu_req req_gate_close = {0x0120, 0x0011, 0x0001, "\x10"};
372 /* tuner probes */
373 struct rtl28xxu_req req_fc0012 = {0x00c6, CMD_I2C_RD, 1, buf};
374 struct rtl28xxu_req req_fc0013 = {0x00c6, CMD_I2C_RD, 1, buf};
375 struct rtl28xxu_req req_mt2266 = {0x00c0, CMD_I2C_RD, 1, buf};
376 struct rtl28xxu_req req_fc2580 = {0x01ac, CMD_I2C_RD, 1, buf};
377 struct rtl28xxu_req req_mt2063 = {0x00c0, CMD_I2C_RD, 1, buf};
378 struct rtl28xxu_req req_max3543 = {0x00c0, CMD_I2C_RD, 1, buf};
379 struct rtl28xxu_req req_tua9001 = {0x7ec0, CMD_I2C_RD, 2, buf};
380 struct rtl28xxu_req req_mxl5007t = {0xd9c0, CMD_I2C_RD, 1, buf};
381 struct rtl28xxu_req req_e4000 = {0x02c8, CMD_I2C_RD, 1, buf};
382 struct rtl28xxu_req req_tda18272 = {0x00c0, CMD_I2C_RD, 2, buf};
a908eb99 383 struct rtl28xxu_req req_r820t = {0x0034, CMD_I2C_RD, 1, buf};
8b4cac1a 384 struct rtl28xxu_req req_r828d = {0x0074, CMD_I2C_RD, 1, buf};
ef37be1b
AP		 385
386 dev_dbg(&d->udev->dev, "%s:\n", __func__);
387
4005c1a9
AP		 388 /* enable GPIO3 and GPIO6 as output */
389 ret = rtl28xx_wr_reg_mask(d, SYS_GPIO_DIR, 0x00, 0x40);
ef37be1b
AP		 390 if (ret)
391 goto err;
392
4005c1a9 393 ret = rtl28xx_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x48, 0x48);
ef37be1b
AP		 394 if (ret)
395 goto err;
396
397 /*
398 * Probe used tuner. We need to know used tuner before demod attach
399 * since there is some demod params needed to set according to tuner.
400 */
401
402 /* open demod I2C gate */
403 ret = rtl28xxu_ctrl_msg(d, &req_gate_open);
404 if (ret)
405 goto err;
406
407 priv->tuner_name = "NONE";
408
409 /* check FC0012 ID register; reg=00 val=a1 */
410 ret = rtl28xxu_ctrl_msg(d, &req_fc0012);
411 if (ret == 0 && buf[0] == 0xa1) {
412 priv->tuner = TUNER_RTL2832_FC0012;
413 priv->tuner_name = "FC0012";
414 goto found;
415 }
416
417 /* check FC0013 ID register; reg=00 val=a3 */
418 ret = rtl28xxu_ctrl_msg(d, &req_fc0013);
419 if (ret == 0 && buf[0] == 0xa3) {
420 priv->tuner = TUNER_RTL2832_FC0013;
421 priv->tuner_name = "FC0013";
422 goto found;
423 }
424
425 /* check MT2266 ID register; reg=00 val=85 */
426 ret = rtl28xxu_ctrl_msg(d, &req_mt2266);
427 if (ret == 0 && buf[0] == 0x85) {
428 priv->tuner = TUNER_RTL2832_MT2266;
429 priv->tuner_name = "MT2266";
430 goto found;
431 }
432
433 /* check FC2580 ID register; reg=01 val=56 */
434 ret = rtl28xxu_ctrl_msg(d, &req_fc2580);
435 if (ret == 0 && buf[0] == 0x56) {
436 priv->tuner = TUNER_RTL2832_FC2580;
437 priv->tuner_name = "FC2580";
438 goto found;
439 }
440
441 /* check MT2063 ID register; reg=00 val=9e || 9c */
442 ret = rtl28xxu_ctrl_msg(d, &req_mt2063);
443 if (ret == 0 && (buf[0] == 0x9e || buf[0] == 0x9c)) {
444 priv->tuner = TUNER_RTL2832_MT2063;
445 priv->tuner_name = "MT2063";
446 goto found;
447 }
448
449 /* check MAX3543 ID register; reg=00 val=38 */
450 ret = rtl28xxu_ctrl_msg(d, &req_max3543);
451 if (ret == 0 && buf[0] == 0x38) {
452 priv->tuner = TUNER_RTL2832_MAX3543;
453 priv->tuner_name = "MAX3543";
454 goto found;
455 }
456
457 /* check TUA9001 ID register; reg=7e val=2328 */
458 ret = rtl28xxu_ctrl_msg(d, &req_tua9001);
459 if (ret == 0 && buf[0] == 0x23 && buf[1] == 0x28) {
460 priv->tuner = TUNER_RTL2832_TUA9001;
461 priv->tuner_name = "TUA9001";
462 goto found;
463 }
464
465 /* check MXL5007R ID register; reg=d9 val=14 */
466 ret = rtl28xxu_ctrl_msg(d, &req_mxl5007t);
467 if (ret == 0 && buf[0] == 0x14) {
468 priv->tuner = TUNER_RTL2832_MXL5007T;
469 priv->tuner_name = "MXL5007T";
470 goto found;
471 }
472
473 /* check E4000 ID register; reg=02 val=40 */
474 ret = rtl28xxu_ctrl_msg(d, &req_e4000);
475 if (ret == 0 && buf[0] == 0x40) {
476 priv->tuner = TUNER_RTL2832_E4000;
477 priv->tuner_name = "E4000";
478 goto found;
479 }
480
481 /* check TDA18272 ID register; reg=00 val=c760 */
482 ret = rtl28xxu_ctrl_msg(d, &req_tda18272);
483 if (ret == 0 && (buf[0] == 0xc7 || buf[1] == 0x60)) {
484 priv->tuner = TUNER_RTL2832_TDA18272;
485 priv->tuner_name = "TDA18272";
486 goto found;
487 }
488
a908eb99 489 /* check R820T ID register; reg=00 val=69 */
6889ab2a 490 ret = rtl28xxu_ctrl_msg(d, &req_r820t);
a908eb99 491 if (ret == 0 && buf[0] == 0x69) {
6889ab2a
MCC		 492 priv->tuner = TUNER_RTL2832_R820T;
493 priv->tuner_name = "R820T";
494 goto found;
495 }
496
8b4cac1a
AP		 497 /* check R828D ID register; reg=00 val=69 */
498 ret = rtl28xxu_ctrl_msg(d, &req_r828d);
499 if (ret == 0 && buf[0] == 0x69) {
500 priv->tuner = TUNER_RTL2832_R828D;
501 priv->tuner_name = "R828D";
502 goto found;
503 }
504
505
ef37be1b
AP		 506found:
507 dev_dbg(&d->udev->dev, "%s: tuner=%s\n", __func__, priv->tuner_name);
508
509 /* close demod I2C gate */
510 ret = rtl28xxu_ctrl_msg(d, &req_gate_close);
511 if (ret < 0)
512 goto err;
513
514 return 0;
515err:
516 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
517 return ret;
518}
519
e8b46689 520static const struct rtl2830_config rtl28xxu_rtl2830_mt2060_config = {
831e0b71
AP		 521 .i2c_addr = 0x10, /* 0x20 */
522 .xtal = 28800000,
523 .ts_mode = 0,
524 .spec_inv = 1,
831e0b71
AP		 525 .vtop = 0x20,
526 .krf = 0x04,
527 .agc_targ_val = 0x2d,
528
529};
530
e8b46689 531static const struct rtl2830_config rtl28xxu_rtl2830_qt1010_config = {
831e0b71
AP		 532 .i2c_addr = 0x10, /* 0x20 */
533 .xtal = 28800000,
534 .ts_mode = 0,
535 .spec_inv = 1,
831e0b71
AP		 536 .vtop = 0x20,
537 .krf = 0x04,
538 .agc_targ_val = 0x2d,
539};
540
e8b46689 541static const struct rtl2830_config rtl28xxu_rtl2830_mxl5005s_config = {
831e0b71
AP		 542 .i2c_addr = 0x10, /* 0x20 */
543 .xtal = 28800000,
544 .ts_mode = 0,
545 .spec_inv = 0,
831e0b71
AP		 546 .vtop = 0x3f,
547 .krf = 0x04,
548 .agc_targ_val = 0x3e,
549};
550
b5cbaa43 551static int rtl2831u_frontend_attach(struct dvb_usb_adapter *adap)
831e0b71 552{
c01a3595
AP		 553 struct dvb_usb_device *d = adap_to_d(adap);
554 struct rtl28xxu_priv *priv = d_to_priv(d);
e8b46689 555 const struct rtl2830_config *rtl2830_config;
81347f5a 556 int ret;
831e0b71 557
c01a3595 558 dev_dbg(&d->udev->dev, "%s:\n", __func__);
831e0b71 559
81347f5a
AP		 560 switch (priv->tuner) {
561 case TUNER_RTL2830_QT1010:
831e0b71 562 rtl2830_config = &rtl28xxu_rtl2830_qt1010_config;
81347f5a
AP		 563 break;
564 case TUNER_RTL2830_MT2060:
831e0b71 565 rtl2830_config = &rtl28xxu_rtl2830_mt2060_config;
81347f5a
AP		 566 break;
567 case TUNER_RTL2830_MXL5005S:
568 rtl2830_config = &rtl28xxu_rtl2830_mxl5005s_config;
569 break;
570 default:
571 dev_err(&d->udev->dev, "%s: unknown tuner=%s\n",
572 KBUILD_MODNAME, priv->tuner_name);
573 ret = -ENODEV;
574 goto err;
831e0b71
AP		 575 }
576
831e0b71 577 /* attach demodulator */
81347f5a
AP		 578 adap->fe[0] = dvb_attach(rtl2830_attach, rtl2830_config, &d->i2c_adap);
579 if (!adap->fe[0]) {
831e0b71
AP		 580 ret = -ENODEV;
581 goto err;
582 }
583
81347f5a 584 return 0;
831e0b71 585err:
c01a3595 586 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
831e0b71
AP		 587 return ret;
588}
589
e8b46689 590static const struct rtl2832_config rtl28xxu_rtl2832_fc0012_config = {
5cf6631e
TM		 591 .i2c_addr = 0x10, /* 0x20 */
592 .xtal = 28800000,
5cf6631e
TM		 593 .tuner = TUNER_RTL2832_FC0012
594};
595
e8b46689 596static const struct rtl2832_config rtl28xxu_rtl2832_fc0013_config = {
5cf6631e
TM		 597 .i2c_addr = 0x10, /* 0x20 */
598 .xtal = 28800000,
5cf6631e
TM		 599 .tuner = TUNER_RTL2832_FC0013
600};
601
e8b46689 602static const struct rtl2832_config rtl28xxu_rtl2832_tua9001_config = {
5be65721
AP		 603 .i2c_addr = 0x10, /* 0x20 */
604 .xtal = 28800000,
605 .tuner = TUNER_RTL2832_TUA9001,
606};
607
e8b46689 608static const struct rtl2832_config rtl28xxu_rtl2832_e4000_config = {
3d8a60d5
AP		 609 .i2c_addr = 0x10, /* 0x20 */
610 .xtal = 28800000,
611 .tuner = TUNER_RTL2832_E4000,
612};
613
e8b46689 614static const struct rtl2832_config rtl28xxu_rtl2832_r820t_config = {
6889ab2a
MCC		 615 .i2c_addr = 0x10,
616 .xtal = 28800000,
617 .tuner = TUNER_RTL2832_R820T,
618};
619
5cf6631e
TM		 620static int rtl2832u_fc0012_tuner_callback(struct dvb_usb_device *d,
621 int cmd, int arg)
622{
623 int ret;
624 u8 val;
625
c01a3595
AP		 626 dev_dbg(&d->udev->dev, "%s: cmd=%d arg=%d\n", __func__, cmd, arg);
627
5cf6631e
TM		 628 switch (cmd) {
629 case FC_FE_CALLBACK_VHF_ENABLE:
630 /* set output values */
40a2d3c7 631 ret = rtl28xx_rd_reg(d, SYS_GPIO_OUT_VAL, &val);
5cf6631e
TM		 632 if (ret)
633 goto err;
634
635 if (arg)
636 val &= 0xbf; /* set GPIO6 low */
637 else
638 val |= 0x40; /* set GPIO6 high */
639
640
40a2d3c7 641 ret = rtl28xx_wr_reg(d, SYS_GPIO_OUT_VAL, val);
5cf6631e
TM		 642 if (ret)
643 goto err;
644 break;
645 default:
646 ret = -EINVAL;
647 goto err;
648 }
649 return 0;
5cf6631e 650err:
c01a3595 651 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
5cf6631e
TM		 652 return ret;
653}
654
5be65721
AP		 655static int rtl2832u_tua9001_tuner_callback(struct dvb_usb_device *d,
656 int cmd, int arg)
657{
658 int ret;
659 u8 val;
660
661 dev_dbg(&d->udev->dev, "%s: cmd=%d arg=%d\n", __func__, cmd, arg);
662
663 /*
664 * CEN always enabled by hardware wiring
665 * RESETN GPIO4
666 * RXEN GPIO1
667 */
668
5be65721
AP		 669 switch (cmd) {
670 case TUA9001_CMD_RESETN:
671 if (arg)
4005c1a9 672 val = (1 << 4);
5be65721 673 else
4005c1a9 674 val = (0 << 4);
5be65721 675
4005c1a9
AP		 676 ret = rtl28xx_wr_reg_mask(d, SYS_GPIO_OUT_VAL, val, 0x10);
677 if (ret)
5be65721
AP		 678 goto err;
679 break;
680 case TUA9001_CMD_RXEN:
681 if (arg)
4005c1a9 682 val = (1 << 1);
5be65721 683 else
4005c1a9 684 val = (0 << 1);
5be65721 685
4005c1a9
AP		 686 ret = rtl28xx_wr_reg_mask(d, SYS_GPIO_OUT_VAL, val, 0x02);
687 if (ret)
5be65721
AP		 688 goto err;
689 break;
690 }
691
692 return 0;
5be65721
AP		 693err:
694 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
695 return ret;
696}
697
5cf6631e
TM		 698static int rtl2832u_tuner_callback(struct dvb_usb_device *d, int cmd, int arg)
699{
700 struct rtl28xxu_priv *priv = d->priv;
701
702 switch (priv->tuner) {
703 case TUNER_RTL2832_FC0012:
704 return rtl2832u_fc0012_tuner_callback(d, cmd, arg);
5be65721
AP		 705 case TUNER_RTL2832_TUA9001:
706 return rtl2832u_tua9001_tuner_callback(d, cmd, arg);
5cf6631e
TM		 707 default:
708 break;
709 }
710
97efe781 711 return 0;
5cf6631e
TM		 712}
713
714static int rtl2832u_frontend_callback(void *adapter_priv, int component,
8acc91cd 715 int cmd, int arg)
5cf6631e
TM		 716{
717 struct i2c_adapter *adap = adapter_priv;
718 struct dvb_usb_device *d = i2c_get_adapdata(adap);
719
8acc91cd
AP		 720 dev_dbg(&d->udev->dev, "%s: component=%d cmd=%d arg=%d\n",
721 __func__, component, cmd, arg);
722
5cf6631e
TM		 723 switch (component) {
724 case DVB_FRONTEND_COMPONENT_TUNER:
725 return rtl2832u_tuner_callback(d, cmd, arg);
726 default:
727 break;
728 }
729
97efe781 730 return 0;
5cf6631e
TM		 731}
732
b5cbaa43
AP		 733static int rtl2832u_frontend_attach(struct dvb_usb_adapter *adap)
734{
735 int ret;
c01a3595
AP		 736 struct dvb_usb_device *d = adap_to_d(adap);
737 struct rtl28xxu_priv *priv = d_to_priv(d);
e8b46689 738 const struct rtl2832_config *rtl2832_config;
b5cbaa43 739
c01a3595 740 dev_dbg(&d->udev->dev, "%s:\n", __func__);
b5cbaa43 741
ef37be1b
AP		 742 switch (priv->tuner) {
743 case TUNER_RTL2832_FC0012:
5cf6631e 744 rtl2832_config = &rtl28xxu_rtl2832_fc0012_config;
ef37be1b
AP		 745 break;
746 case TUNER_RTL2832_FC0013:
5cf6631e 747 rtl2832_config = &rtl28xxu_rtl2832_fc0013_config;
ef37be1b
AP		 748 break;
749 case TUNER_RTL2832_FC2580:
384df49a
AP		 750 /* FIXME: do not abuse fc0012 settings */
751 rtl2832_config = &rtl28xxu_rtl2832_fc0012_config;
ef37be1b
AP		 752 break;
753 case TUNER_RTL2832_TUA9001:
5be65721 754 rtl2832_config = &rtl28xxu_rtl2832_tua9001_config;
ef37be1b
AP		 755 break;
756 case TUNER_RTL2832_E4000:
3d8a60d5 757 rtl2832_config = &rtl28xxu_rtl2832_e4000_config;
ef37be1b 758 break;
6889ab2a 759 case TUNER_RTL2832_R820T:
8b4cac1a 760 case TUNER_RTL2832_R828D:
6889ab2a
MCC		 761 rtl2832_config = &rtl28xxu_rtl2832_r820t_config;
762 break;
ef37be1b
AP		 763 default:
764 dev_err(&d->udev->dev, "%s: unknown tuner=%s\n",
765 KBUILD_MODNAME, priv->tuner_name);
766 ret = -ENODEV;
b5cbaa43 767 goto err;
ef37be1b 768 }
b5cbaa43
AP		 769
770 /* attach demodulator */
ef37be1b
AP		 771 adap->fe[0] = dvb_attach(rtl2832_attach, rtl2832_config, &d->i2c_adap);
772 if (!adap->fe[0]) {
773 ret = -ENODEV;
774 goto err;
775 }
5cf6631e 776
ef37be1b 777 /* set fe callback */
c01a3595 778 adap->fe[0]->callback = rtl2832u_frontend_callback;
b5cbaa43 779
ef37be1b 780 return 0;
b5cbaa43 781err:
c01a3595 782 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
b5cbaa43
AP		 783 return ret;
784}
785
831e0b71
AP		 786static struct qt1010_config rtl28xxu_qt1010_config = {
787 .i2c_address = 0x62, /* 0xc4 */
788};
789
790static struct mt2060_config rtl28xxu_mt2060_config = {
791 .i2c_address = 0x60, /* 0xc0 */
792 .clock_out = 0,
793};
794
795static struct mxl5005s_config rtl28xxu_mxl5005s_config = {
796 .i2c_address = 0x63, /* 0xc6 */
797 .if_freq = IF_FREQ_4570000HZ,
798 .xtal_freq = CRYSTAL_FREQ_16000000HZ,
799 .agc_mode = MXL_SINGLE_AGC,
800 .tracking_filter = MXL_TF_C_H,
801 .rssi_enable = MXL_RSSI_ENABLE,
802 .cap_select = MXL_CAP_SEL_ENABLE,
803 .div_out = MXL_DIV_OUT_4,
804 .clock_out = MXL_CLOCK_OUT_DISABLE,
805 .output_load = MXL5005S_IF_OUTPUT_LOAD_200_OHM,
806 .top = MXL5005S_TOP_25P2,
807 .mod_mode = MXL_DIGITAL_MODE,
808 .if_mode = MXL_ZERO_IF,
809 .AgcMasterByte = 0x00,
810};
811
b5cbaa43 812static int rtl2831u_tuner_attach(struct dvb_usb_adapter *adap)
831e0b71
AP		 813{
814 int ret;
c01a3595
AP		 815 struct dvb_usb_device *d = adap_to_d(adap);
816 struct rtl28xxu_priv *priv = d_to_priv(d);
831e0b71 817 struct i2c_adapter *rtl2830_tuner_i2c;
9935eea5 818 struct dvb_frontend *fe;
831e0b71 819
c01a3595 820 dev_dbg(&d->udev->dev, "%s:\n", __func__);
831e0b71
AP		 821
822 /* use rtl2830 driver I2C adapter, for more info see rtl2830 driver */
c01a3595 823 rtl2830_tuner_i2c = rtl2830_get_tuner_i2c_adapter(adap->fe[0]);
831e0b71
AP		 824
825 switch (priv->tuner) {
826 case TUNER_RTL2830_QT1010:
c01a3595 827 fe = dvb_attach(qt1010_attach, adap->fe[0],
fba16b13 828 rtl2830_tuner_i2c, &rtl28xxu_qt1010_config);
831e0b71
AP		 829 break;
830 case TUNER_RTL2830_MT2060:
c01a3595 831 fe = dvb_attach(mt2060_attach, adap->fe[0],
fba16b13
AP		 832 rtl2830_tuner_i2c, &rtl28xxu_mt2060_config,
833 1220);
831e0b71
AP		 834 break;
835 case TUNER_RTL2830_MXL5005S:
c01a3595 836 fe = dvb_attach(mxl5005s_attach, adap->fe[0],
9935eea5 837 rtl2830_tuner_i2c, &rtl28xxu_mxl5005s_config);
831e0b71
AP		 838 break;
839 default:
9935eea5 840 fe = NULL;
c01a3595
AP		 841 dev_err(&d->udev->dev, "%s: unknown tuner=%d\n", KBUILD_MODNAME,
842 priv->tuner);
831e0b71
AP		 843 }
844
845 if (fe == NULL) {
846 ret = -ENODEV;
847 goto err;
848 }
849
850 return 0;
851err:
c01a3595 852 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
831e0b71
AP		 853 return ret;
854}
855
384df49a
AP		 856static const struct fc2580_config rtl2832u_fc2580_config = {
857 .i2c_addr = 0x56,
858 .clock = 16384000,
859};
860
5be65721
AP		 861static struct tua9001_config rtl2832u_tua9001_config = {
862 .i2c_addr = 0x60,
863};
864
ad3a758b
AP		 865static const struct fc0012_config rtl2832u_fc0012_config = {
866 .i2c_address = 0x63, /* 0xc6 >> 1 */
867 .xtal_freq = FC_XTAL_28_8_MHZ,
868};
869
6889ab2a
MCC		 870static const struct r820t_config rtl2832u_r820t_config = {
871 .i2c_addr = 0x1a,
872 .xtal = 28800000,
873 .max_i2c_msg_len = 2,
874 .rafael_chip = CHIP_R820T,
875};
876
8b4cac1a
AP		 877static const struct r820t_config rtl2832u_r828d_config = {
878 .i2c_addr = 0x3a,
879 .xtal = 16000000,
880 .max_i2c_msg_len = 2,
881 .rafael_chip = CHIP_R828D,
882};
883
b5cbaa43
AP		 884static int rtl2832u_tuner_attach(struct dvb_usb_adapter *adap)
885{
886 int ret;
c01a3595
AP		 887 struct dvb_usb_device *d = adap_to_d(adap);
888 struct rtl28xxu_priv *priv = d_to_priv(d);
28fd31f8
AP		 889 struct dvb_frontend *fe = NULL;
890 struct i2c_board_info info;
891 struct i2c_client *client;
b5cbaa43 892
c01a3595 893 dev_dbg(&d->udev->dev, "%s:\n", __func__);
b5cbaa43 894
28fd31f8
AP		 895 memset(&info, 0, sizeof(struct i2c_board_info));
896
b5cbaa43 897 switch (priv->tuner) {
5cf6631e 898 case TUNER_RTL2832_FC0012:
c01a3595 899 fe = dvb_attach(fc0012_attach, adap->fe[0],
ad3a758b 900 &d->i2c_adap, &rtl2832u_fc0012_config);
5cf6631e
TM		 901
902 /* since fc0012 includs reading the signal strength delegate
903 * that to the tuner driver */
c01a3595
AP		 904 adap->fe[0]->ops.read_signal_strength =
905 adap->fe[0]->ops.tuner_ops.get_rf_strength;
bcf43393
AP		 906
907 /* attach SDR */
908 dvb_attach(rtl2832_sdr_attach, adap->fe[0], &d->i2c_adap,
909 &rtl28xxu_rtl2832_fc0012_config, NULL);
b5cbaa43 910 break;
5cf6631e 911 case TUNER_RTL2832_FC0013:
c01a3595
AP		 912 fe = dvb_attach(fc0013_attach, adap->fe[0],
913 &d->i2c_adap, 0xc6>>1, 0, FC_XTAL_28_8_MHZ);
5cf6631e
TM		 914
915 /* fc0013 also supports signal strength reading */
c01a3595
AP		 916 adap->fe[0]->ops.read_signal_strength =
917 adap->fe[0]->ops.tuner_ops.get_rf_strength;
bcf43393
AP		 918
919 /* attach SDR */
920 dvb_attach(rtl2832_sdr_attach, adap->fe[0], &d->i2c_adap,
921 &rtl28xxu_rtl2832_fc0013_config, NULL);
55cdb7dd 922 break;
28fd31f8 923 case TUNER_RTL2832_E4000: {
bcf43393 924 struct v4l2_subdev *sd;
28fd31f8
AP		 925 struct e4000_config e4000_config = {
926 .fe = adap->fe[0],
927 .clock = 28800000,
928 };
929
930 strlcpy(info.type, "e4000", I2C_NAME_SIZE);
931 info.addr = 0x64;
932 info.platform_data = &e4000_config;
933
934 request_module(info.type);
935 client = i2c_new_device(&d->i2c_adap, &info);
936 if (client == NULL || client->dev.driver == NULL)
937 break;
938
939 if (!try_module_get(client->dev.driver->owner)) {
940 i2c_unregister_device(client);
941 break;
942 }
943
944 priv->client = client;
bcf43393
AP		 945 sd = i2c_get_clientdata(client);
946
947 /* attach SDR */
948 dvb_attach(rtl2832_sdr_attach, adap->fe[0],
949 &d->i2c_adap,
950 &rtl28xxu_rtl2832_e4000_config, sd);
28fd31f8 951 }
542f6a52 952 break;
384df49a
AP		 953 case TUNER_RTL2832_FC2580:
954 fe = dvb_attach(fc2580_attach, adap->fe[0], &d->i2c_adap,
955 &rtl2832u_fc2580_config);
956 break;
5be65721
AP		 957 case TUNER_RTL2832_TUA9001:
958 /* enable GPIO1 and GPIO4 as output */
4005c1a9
AP		 959 ret = rtl28xx_wr_reg_mask(d, SYS_GPIO_DIR, 0x00, 0x12);
960 if (ret)
5be65721
AP		 961 goto err;
962
4005c1a9
AP		 963 ret = rtl28xx_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x12, 0x12);
964 if (ret)
5be65721
AP		 965 goto err;
966
967 fe = dvb_attach(tua9001_attach, adap->fe[0], &d->i2c_adap,
968 &rtl2832u_tua9001_config);
969 break;
6889ab2a
MCC		 970 case TUNER_RTL2832_R820T:
971 fe = dvb_attach(r820t_attach, adap->fe[0], &d->i2c_adap,
972 &rtl2832u_r820t_config);
9e30edd8 973
8b4cac1a
AP		 974 /* Use tuner to get the signal strength */
975 adap->fe[0]->ops.read_signal_strength =
976 adap->fe[0]->ops.tuner_ops.get_rf_strength;
bcf43393
AP		 977
978 /* attach SDR */
979 dvb_attach(rtl2832_sdr_attach, adap->fe[0], &d->i2c_adap,
980 &rtl28xxu_rtl2832_r820t_config, NULL);
8b4cac1a
AP		 981 break;
982 case TUNER_RTL2832_R828D:
983 /* power off mn88472 demod on GPIO0 */
984 ret = rtl28xx_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x00, 0x01);
985 if (ret)
986 goto err;
987
988 ret = rtl28xx_wr_reg_mask(d, SYS_GPIO_DIR, 0x00, 0x01);
989 if (ret)
990 goto err;
991
992 ret = rtl28xx_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x01, 0x01);
993 if (ret)
994 goto err;
995
996 fe = dvb_attach(r820t_attach, adap->fe[0], &d->i2c_adap,
997 &rtl2832u_r828d_config);
998
9e30edd8
MCC		 999 /* Use tuner to get the signal strength */
1000 adap->fe[0]->ops.read_signal_strength =
1001 adap->fe[0]->ops.tuner_ops.get_rf_strength;
6889ab2a 1002 break;
b5cbaa43 1003 default:
c01a3595
AP		 1004 dev_err(&d->udev->dev, "%s: unknown tuner=%d\n", KBUILD_MODNAME,
1005 priv->tuner);
b5cbaa43
AP		 1006 }
1007
28fd31f8 1008 if (fe == NULL && priv->client == NULL) {
b5cbaa43
AP		 1009 ret = -ENODEV;
1010 goto err;
1011 }
1012
1013 return 0;
1014err:
c01a3595 1015 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
b5cbaa43
AP		 1016 return ret;
1017}
1018
c01a3595
AP		 1019static int rtl28xxu_init(struct dvb_usb_device *d)
1020{
1021 int ret;
1022 u8 val;
1023
1024 dev_dbg(&d->udev->dev, "%s:\n", __func__);
1025
1026 /* init USB endpoints */
1027 ret = rtl28xx_rd_reg(d, USB_SYSCTL_0, &val);
1028 if (ret)
1029 goto err;
1030
1031 /* enable DMA and Full Packet Mode*/
1032 val |= 0x09;
1033 ret = rtl28xx_wr_reg(d, USB_SYSCTL_0, val);
1034 if (ret)
1035 goto err;
1036
1037 /* set EPA maximum packet size to 0x0200 */
1038 ret = rtl28xx_wr_regs(d, USB_EPA_MAXPKT, "\x00\x02\x00\x00", 4);
1039 if (ret)
1040 goto err;
1041
1042 /* change EPA FIFO length */
1043 ret = rtl28xx_wr_regs(d, USB_EPA_FIFO_CFG, "\x14\x00\x00\x00", 4);
1044 if (ret)
1045 goto err;
1046
1047 return ret;
1048err:
1049 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
1050 return ret;
1051}
1052
28fd31f8
AP		 1053static void rtl28xxu_exit(struct dvb_usb_device *d)
1054{
1055 struct rtl28xxu_priv *priv = d->priv;
1056 struct i2c_client *client = priv->client;
1057
1058 dev_dbg(&d->udev->dev, "%s:\n", __func__);
1059
1060 /* remove I2C tuner */
1061 if (client) {
1062 module_put(client->dev.driver->owner);
1063 i2c_unregister_device(client);
1064 }
1065
1066 return;
1067}
1068
5cf6631e 1069static int rtl2831u_power_ctrl(struct dvb_usb_device *d, int onoff)
831e0b71
AP		 1070{
1071 int ret;
8b036636 1072 u8 gpio, sys0, epa_ctl[2];
831e0b71 1073
c01a3595 1074 dev_dbg(&d->udev->dev, "%s: onoff=%d\n", __func__, onoff);
831e0b71
AP		 1075
1076 /* demod adc */
40a2d3c7 1077 ret = rtl28xx_rd_reg(d, SYS_SYS0, &sys0);
831e0b71
AP		 1078 if (ret)
1079 goto err;
1080
1081 /* tuner power, read GPIOs */
40a2d3c7 1082 ret = rtl28xx_rd_reg(d, SYS_GPIO_OUT_VAL, &gpio);
831e0b71
AP		 1083 if (ret)
1084 goto err;
1085
c01a3595
AP		 1086 dev_dbg(&d->udev->dev, "%s: RD SYS0=%02x GPIO_OUT_VAL=%02x\n", __func__,
1087 sys0, gpio);
831e0b71
AP		 1088
1089 if (onoff) {
1090 gpio |= 0x01; /* GPIO0 = 1 */
1091 gpio &= (~0x10); /* GPIO4 = 0 */
991452a2 1092 gpio |= 0x04; /* GPIO2 = 1, LED on */
831e0b71
AP		 1093 sys0 = sys0 & 0x0f;
1094 sys0 |= 0xe0;
8b036636
AP		 1095 epa_ctl[0] = 0x00; /* clear stall */
1096 epa_ctl[1] = 0x00; /* clear reset */
831e0b71 1097 } else {
831e0b71
AP		 1098 gpio &= (~0x01); /* GPIO0 = 0 */
1099 gpio |= 0x10; /* GPIO4 = 1 */
991452a2 1100 gpio &= (~0x04); /* GPIO2 = 1, LED off */
831e0b71 1101 sys0 = sys0 & (~0xc0);
8b036636
AP		 1102 epa_ctl[0] = 0x10; /* set stall */
1103 epa_ctl[1] = 0x02; /* set reset */
831e0b71
AP		 1104 }
1105
c01a3595
AP		 1106 dev_dbg(&d->udev->dev, "%s: WR SYS0=%02x GPIO_OUT_VAL=%02x\n", __func__,
1107 sys0, gpio);
831e0b71
AP		 1108
1109 /* demod adc */
40a2d3c7 1110 ret = rtl28xx_wr_reg(d, SYS_SYS0, sys0);
831e0b71
AP		 1111 if (ret)
1112 goto err;
1113
1114 /* tuner power, write GPIOs */
40a2d3c7 1115 ret = rtl28xx_wr_reg(d, SYS_GPIO_OUT_VAL, gpio);
831e0b71
AP		 1116 if (ret)
1117 goto err;
1118
8b036636
AP		 1119 /* streaming EP: stall & reset */
1120 ret = rtl28xx_wr_regs(d, USB_EPA_CTL, epa_ctl, 2);
1121 if (ret)
1122 goto err;
1123
1124 if (onoff)
1125 usb_clear_halt(d->udev, usb_rcvbulkpipe(d->udev, 0x81));
1126
831e0b71
AP		 1127 return ret;
1128err:
c01a3595 1129 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
831e0b71
AP		 1130 return ret;
1131}
1132
5cf6631e
TM		 1133static int rtl2832u_power_ctrl(struct dvb_usb_device *d, int onoff)
1134{
1135 int ret;
5cf6631e 1136
c01a3595 1137 dev_dbg(&d->udev->dev, "%s: onoff=%d\n", __func__, onoff);
5cf6631e
TM		 1138
1139 if (onoff) {
526ca8dc
AP		 1140 /* GPIO3=1, GPIO4=0 */
1141 ret = rtl28xx_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x08, 0x18);
5cf6631e
TM		 1142 if (ret)
1143 goto err;
1144
526ca8dc
AP		 1145 /* suspend? */
1146 ret = rtl28xx_wr_reg_mask(d, SYS_DEMOD_CTL1, 0x00, 0x10);
5cf6631e
TM		 1147 if (ret)
1148 goto err;
1149
526ca8dc
AP		 1150 /* enable PLL */
1151 ret = rtl28xx_wr_reg_mask(d, SYS_DEMOD_CTL, 0x80, 0x80);
5cf6631e
TM		 1152 if (ret)
1153 goto err;
1154
526ca8dc
AP		 1155 /* disable reset */
1156 ret = rtl28xx_wr_reg_mask(d, SYS_DEMOD_CTL, 0x20, 0x20);
5cf6631e
TM		 1157 if (ret)
1158 goto err;
1159
1160 mdelay(5);
1161
526ca8dc
AP		 1162 /* enable ADC */
1163 ret = rtl28xx_wr_reg_mask(d, SYS_DEMOD_CTL, 0x48, 0x48);
5cf6631e
TM		 1164 if (ret)
1165 goto err;
1166
8b036636
AP		 1167 /* streaming EP: clear stall & reset */
1168 ret = rtl28xx_wr_regs(d, USB_EPA_CTL, "\x00\x00", 2);
1169 if (ret)
1170 goto err;
1171
1172 ret = usb_clear_halt(d->udev, usb_rcvbulkpipe(d->udev, 0x81));
1173 if (ret)
1174 goto err;
5cf6631e 1175 } else {
526ca8dc
AP		 1176 /* GPIO4=1 */
1177 ret = rtl28xx_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x10, 0x10);
5cf6631e
TM		 1178 if (ret)
1179 goto err;
1180
526ca8dc
AP		 1181 /* disable ADC */
1182 ret = rtl28xx_wr_reg_mask(d, SYS_DEMOD_CTL, 0x00, 0x48);
5cf6631e
TM		 1183 if (ret)
1184 goto err;
1185
526ca8dc
AP		 1186 /* disable PLL */
1187 ret = rtl28xx_wr_reg_mask(d, SYS_DEMOD_CTL, 0x00, 0x80);
5cf6631e
TM		 1188 if (ret)
1189 goto err;
1190
8b036636
AP		 1191 /* streaming EP: set stall & reset */
1192 ret = rtl28xx_wr_regs(d, USB_EPA_CTL, "\x10\x02", 2);
1193 if (ret)
1194 goto err;
5cf6631e
TM		 1195 }
1196
1197 return ret;
1198err:
c01a3595 1199 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
5cf6631e
TM		 1200 return ret;
1201}
1202
37b44a0f 1203#if IS_ENABLED(CONFIG_RC_CORE)
b5cbaa43 1204static int rtl2831u_rc_query(struct dvb_usb_device *d)
831e0b71 1205{
b5cbaa43
AP		 1206 int ret, i;
1207 struct rtl28xxu_priv *priv = d->priv;
831e0b71
AP		 1208 u8 buf[5];
1209 u32 rc_code;
b5cbaa43
AP		 1210 struct rtl28xxu_reg_val rc_nec_tab[] = {
1211 { 0x3033, 0x80 },
1212 { 0x3020, 0x43 },
1213 { 0x3021, 0x16 },
1214 { 0x3022, 0x16 },
1215 { 0x3023, 0x5a },
1216 { 0x3024, 0x2d },
1217 { 0x3025, 0x16 },
1218 { 0x3026, 0x01 },
1219 { 0x3028, 0xb0 },
1220 { 0x3029, 0x04 },
1221 { 0x302c, 0x88 },
1222 { 0x302e, 0x13 },
1223 { 0x3030, 0xdf },
1224 { 0x3031, 0x05 },
1225 };
1226
1227 /* init remote controller */
1228 if (!priv->rc_active) {
1229 for (i = 0; i < ARRAY_SIZE(rc_nec_tab); i++) {
40a2d3c7 1230 ret = rtl28xx_wr_reg(d, rc_nec_tab[i].reg,
9935eea5 1231 rc_nec_tab[i].val);
b5cbaa43
AP		 1232 if (ret)
1233 goto err;
1234 }
1235 priv->rc_active = true;
1236 }
831e0b71
AP		 1237
1238 ret = rtl2831_rd_regs(d, SYS_IRRC_RP, buf, 5);
1239 if (ret)
1240 goto err;
1241
1242 if (buf[4] & 0x01) {
1243 if (buf[2] == (u8) ~buf[3]) {
1244 if (buf[0] == (u8) ~buf[1]) {
1245 /* NEC standard (16 bit) */
1246 rc_code = buf[0] << 8 | buf[2];
1247 } else {
1248 /* NEC extended (24 bit) */
1249 rc_code = buf[0] << 16 |
9935eea5 1250 buf[1] << 8 | buf[2];
831e0b71
AP		 1251 }
1252 } else {
1253 /* NEC full (32 bit) */
1254 rc_code = buf[0] << 24 | buf[1] << 16 |
1255 buf[2] << 8 | buf[3];
1256 }
1257
1258 rc_keydown(d->rc_dev, rc_code, 0);
1259
40a2d3c7 1260 ret = rtl28xx_wr_reg(d, SYS_IRRC_SR, 1);
831e0b71
AP		 1261 if (ret)
1262 goto err;
1263
1264 /* repeated intentionally to avoid extra keypress */
40a2d3c7 1265 ret = rtl28xx_wr_reg(d, SYS_IRRC_SR, 1);
831e0b71
AP		 1266 if (ret)
1267 goto err;
1268 }
1269
1270 return ret;
1271err:
c01a3595 1272 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
831e0b71
AP		 1273 return ret;
1274}
1275
c01a3595
AP		 1276static int rtl2831u_get_rc_config(struct dvb_usb_device *d,
1277 struct dvb_usb_rc *rc)
1278{
1279 rc->map_name = RC_MAP_EMPTY;
c003ab1b 1280 rc->allowed_protos = RC_BIT_NEC;
c01a3595
AP		 1281 rc->query = rtl2831u_rc_query;
1282 rc->interval = 400;
1283
1284 return 0;
1285}
1286
b5cbaa43
AP		 1287static int rtl2832u_rc_query(struct dvb_usb_device *d)
1288{
f39fac3e 1289 int ret, i, len;
b5cbaa43 1290 struct rtl28xxu_priv *priv = d->priv;
f39fac3e 1291 struct ir_raw_event ev;
b5cbaa43 1292 u8 buf[128];
f39fac3e
AP		 1293 static const struct rtl28xxu_reg_val_mask refresh_tab[] = {
1294 {IR_RX_IF, 0x03, 0xff},
1295 {IR_RX_BUF_CTRL, 0x80, 0xff},
1296 {IR_RX_CTRL, 0x80, 0xff},
1297 };
b5cbaa43
AP		 1298
1299 /* init remote controller */
1300 if (!priv->rc_active) {
f39fac3e
AP		 1301 static const struct rtl28xxu_reg_val_mask init_tab[] = {
1302 {SYS_DEMOD_CTL1, 0x00, 0x04},
1303 {SYS_DEMOD_CTL1, 0x00, 0x08},
1304 {USB_CTRL, 0x20, 0x20},
1305 {SYS_GPIO_DIR, 0x00, 0x08},
1306 {SYS_GPIO_OUT_EN, 0x08, 0x08},
1307 {SYS_GPIO_OUT_VAL, 0x08, 0x08},
1308 {IR_MAX_DURATION0, 0xd0, 0xff},
1309 {IR_MAX_DURATION1, 0x07, 0xff},
1310 {IR_IDLE_LEN0, 0xc0, 0xff},
1311 {IR_IDLE_LEN1, 0x00, 0xff},
1312 {IR_GLITCH_LEN, 0x03, 0xff},
1313 {IR_RX_CLK, 0x09, 0xff},
1314 {IR_RX_CFG, 0x1c, 0xff},
1315 {IR_MAX_H_TOL_LEN, 0x1e, 0xff},
1316 {IR_MAX_L_TOL_LEN, 0x1e, 0xff},
1317 {IR_RX_CTRL, 0x80, 0xff},
1318 };
1319
1320 for (i = 0; i < ARRAY_SIZE(init_tab); i++) {
1321 ret = rtl28xx_wr_reg_mask(d, init_tab[i].reg,
1322 init_tab[i].val, init_tab[i].mask);
b5cbaa43
AP		 1323 if (ret)
1324 goto err;
1325 }
f39fac3e 1326
b5cbaa43
AP		 1327 priv->rc_active = true;
1328 }
1329
40a2d3c7 1330 ret = rtl28xx_rd_reg(d, IR_RX_IF, &buf[0]);
b5cbaa43
AP		 1331 if (ret)
1332 goto err;
1333
1334 if (buf[0] != 0x83)
f39fac3e 1335 goto exit;
b5cbaa43 1336
40a2d3c7 1337 ret = rtl28xx_rd_reg(d, IR_RX_BC, &buf[0]);
b5cbaa43
AP		 1338 if (ret)
1339 goto err;
1340
1341 len = buf[0];
b5cbaa43 1342
f39fac3e
AP		 1343 /* read raw code from hw */
1344 ret = rtl2831_rd_regs(d, IR_RX_BUF, buf, len);
1345 if (ret)
1346 goto err;
b5cbaa43 1347
f39fac3e
AP		 1348 /* let hw receive new code */
1349 for (i = 0; i < ARRAY_SIZE(refresh_tab); i++) {
1350 ret = rtl28xx_wr_reg_mask(d, refresh_tab[i].reg,
1351 refresh_tab[i].val, refresh_tab[i].mask);
1e41413f
RT		 1352 if (ret)
1353 goto err;
1354 }
b5cbaa43 1355
f39fac3e
AP		 1356 /* pass data to Kernel IR decoder */
1357 init_ir_raw_event(&ev);
1358
1359 for (i = 0; i < len; i++) {
1360 ev.pulse = buf[i] >> 7;
1361 ev.duration = 50800 * (buf[i] & 0x7f);
1362 ir_raw_event_store_with_filter(d->rc_dev, &ev);
1363 }
1364
1365 /* 'flush' ir_raw_event_store_with_filter() */
1366 ir_raw_event_set_idle(d->rc_dev, true);
1367 ir_raw_event_handle(d->rc_dev);
1368exit:
b5cbaa43
AP		 1369 return ret;
1370err:
c01a3595 1371 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
b5cbaa43
AP		 1372 return ret;
1373}
1374
c01a3595
AP		 1375static int rtl2832u_get_rc_config(struct dvb_usb_device *d,
1376 struct dvb_usb_rc *rc)
1377{
94b5fa6c
AP		 1378 /* disable IR interrupts in order to avoid SDR sample loss */
1379 if (rtl28xxu_disable_rc)
1380 return rtl28xx_wr_reg(d, IR_RX_IE, 0x00);
1381
f39fac3e
AP		 1382 /* load empty to enable rc */
1383 if (!rc->map_name)
1384 rc->map_name = RC_MAP_EMPTY;
1e41413f 1385 rc->allowed_protos = RC_BIT_ALL;
f39fac3e 1386 rc->driver_type = RC_DRIVER_IR_RAW;
c01a3595
AP		 1387 rc->query = rtl2832u_rc_query;
1388 rc->interval = 400;
831e0b71 1389
c01a3595
AP		 1390 return 0;
1391}
cedda370 1392#else
5a18664e
AP		 1393#define rtl2831u_get_rc_config NULL
1394#define rtl2832u_get_rc_config NULL
cedda370 1395#endif
831e0b71 1396
c01a3595
AP		 1397static const struct dvb_usb_device_properties rtl2831u_props = {
1398 .driver_name = KBUILD_MODNAME,
1399 .owner = THIS_MODULE,
1400 .adapter_nr = adapter_nr,
1401 .size_of_priv = sizeof(struct rtl28xxu_priv),
1402
1403 .power_ctrl = rtl2831u_power_ctrl,
1404 .i2c_algo = &rtl28xxu_i2c_algo,
81347f5a 1405 .read_config = rtl2831u_read_config,
c01a3595
AP		 1406 .frontend_attach = rtl2831u_frontend_attach,
1407 .tuner_attach = rtl2831u_tuner_attach,
1408 .init = rtl28xxu_init,
1409 .get_rc_config = rtl2831u_get_rc_config,
c01a3595
AP		 1410
1411 .num_adapters = 1,
1412 .adapter = {
1413 {
1414 .stream = DVB_USB_STREAM_BULK(0x81, 6, 8 * 512),
831e0b71 1415 },
831e0b71 1416 },
c01a3595 1417};
b5cbaa43 1418
c01a3595
AP		 1419static const struct dvb_usb_device_properties rtl2832u_props = {
1420 .driver_name = KBUILD_MODNAME,
1421 .owner = THIS_MODULE,
1422 .adapter_nr = adapter_nr,
1423 .size_of_priv = sizeof(struct rtl28xxu_priv),
1424
1425 .power_ctrl = rtl2832u_power_ctrl,
1426 .i2c_algo = &rtl28xxu_i2c_algo,
ef37be1b 1427 .read_config = rtl2832u_read_config,
c01a3595
AP		 1428 .frontend_attach = rtl2832u_frontend_attach,
1429 .tuner_attach = rtl2832u_tuner_attach,
1430 .init = rtl28xxu_init,
28fd31f8 1431 .exit = rtl28xxu_exit,
c01a3595 1432 .get_rc_config = rtl2832u_get_rc_config,
c01a3595
AP		 1433
1434 .num_adapters = 1,
1435 .adapter = {
1436 {
1437 .stream = DVB_USB_STREAM_BULK(0x81, 6, 8 * 512),
b5cbaa43 1438 },
b5cbaa43 1439 },
831e0b71
AP		 1440};
1441
c01a3595 1442static const struct usb_device_id rtl28xxu_id_table[] = {
60aa4c6f 1443 /* RTL2831U devices: */
c01a3595
AP		 1444 { DVB_USB_DEVICE(USB_VID_REALTEK, USB_PID_REALTEK_RTL2831U,
1445 &rtl2831u_props, "Realtek RTL2831U reference design", NULL) },
1446 { DVB_USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_FREECOM_DVBT,
1447 &rtl2831u_props, "Freecom USB2.0 DVB-T", NULL) },
1448 { DVB_USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_FREECOM_DVBT_2,
1449 &rtl2831u_props, "Freecom USB2.0 DVB-T", NULL) },
1450
60aa4c6f 1451 /* RTL2832U devices: */
254ee2e0
AP		 1452 { DVB_USB_DEVICE(USB_VID_REALTEK, 0x2832,
1453 &rtl2832u_props, "Realtek RTL2832U reference design", NULL) },
1454 { DVB_USB_DEVICE(USB_VID_REALTEK, 0x2838,
1455 &rtl2832u_props, "Realtek RTL2832U reference design", NULL) },
c01a3595 1456 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_STICK_BLACK_REV1,
bc6fc53d 1457 &rtl2832u_props, "TerraTec Cinergy T Stick Black", RC_MAP_TERRATEC_SLIM) },
c01a3595
AP		 1458 { DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_DELOCK_USB2_DVBT,
1459 &rtl2832u_props, "G-Tek Electronics Group Lifeview LV5TDLX DVB-T", NULL) },
1460 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_NOXON_DAB_STICK,
9db15638 1461 &rtl2832u_props, "TerraTec NOXON DAB Stick", NULL) },
e9de0516 1462 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_NOXON_DAB_STICK_REV2,
9db15638 1463 &rtl2832u_props, "TerraTec NOXON DAB Stick (rev 2)", NULL) },
a24bc323
TD		 1464 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_NOXON_DAB_STICK_REV3,
1465 &rtl2832u_props, "TerraTec NOXON DAB Stick (rev 3)", NULL) },
6d60805f
PD		 1466 { DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_TREKSTOR_TERRES_2_0,
1467 &rtl2832u_props, "Trekstor DVB-T Stick Terres 2.0", NULL) },
c2d246d1
AP		 1468 { DVB_USB_DEVICE(USB_VID_DEXATEK, 0x1101,
1469 &rtl2832u_props, "Dexatek DK DVB-T Dongle", NULL) },
3d8866db
AP		 1470 { DVB_USB_DEVICE(USB_VID_LEADTEK, 0x6680,
1471 &rtl2832u_props, "DigitalNow Quad DVB-T Receiver", NULL) },
d22d32e1
RB		 1472 { DVB_USB_DEVICE(USB_VID_LEADTEK, USB_PID_WINFAST_DTV_DONGLE_MINID,
1473 &rtl2832u_props, "Leadtek Winfast DTV Dongle Mini D", NULL) },
a4f64407
AP		 1474 { DVB_USB_DEVICE(USB_VID_TERRATEC, 0x00d3,
1475 &rtl2832u_props, "TerraTec Cinergy T Stick RC (Rev. 3)", NULL) },
08e57274
AP		 1476 { DVB_USB_DEVICE(USB_VID_DEXATEK, 0x1102,
1477 &rtl2832u_props, "Dexatek DK mini DVB-T Dongle", NULL) },
86163adb
AK		 1478 { DVB_USB_DEVICE(USB_VID_TERRATEC, 0x00d7,
1479 &rtl2832u_props, "TerraTec Cinergy T Stick+", NULL) },
3971e79a
AP		 1480 { DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd3a8,
1481 &rtl2832u_props, "ASUS My Cinema-U3100Mini Plus V2", NULL) },
78a5e709 1482 { DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd393,
9db15638 1483 &rtl2832u_props, "GIGABYTE U7300", NULL) },
09f9408d 1484 { DVB_USB_DEVICE(USB_VID_DEXATEK, 0x1104,
7dc0a016 1485 &rtl2832u_props, "MSI DIGIVOX Micro HD", NULL) },
b9e2afff
AB		 1486 { DVB_USB_DEVICE(USB_VID_COMPRO, 0x0620,
1487 &rtl2832u_props, "Compro VideoMate U620F", NULL) },
e6a60d76
FG		 1488 { DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd394,
1489 &rtl2832u_props, "MaxMedia HU394-T", NULL) },
6c5a4065 1490 { DVB_USB_DEVICE(USB_VID_LEADTEK, 0x6a03,
7dc0a016 1491 &rtl2832u_props, "Leadtek WinFast DTV Dongle mini", NULL) },
c6be7526 1492 { DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_CPYTO_REDI_PC50A,
7df27256 1493 &rtl2832u_props, "Crypto ReDi PC 50 A", NULL) },
ac298ccd
JV		 1494 { DVB_USB_DEVICE(USB_VID_KYE, 0x707f,
1495 &rtl2832u_props, "Genius TVGo DVB-T03", NULL) },
8fdd33b1 1496
60aa4c6f 1497 /* RTL2832P devices: */
8fdd33b1
AP		 1498 { DVB_USB_DEVICE(USB_VID_HANFTEK, 0x0131,
1499 &rtl2832u_props, "Astrometa DVB-T2", NULL) },
1c1b8734
JV		 1500 { DVB_USB_DEVICE(USB_VID_KYE, 0x707f,
1501 &rtl2832u_props, "Genius TVGo DVB-T03", NULL) },
c01a3595
AP		 1502 { }
1503};
1504MODULE_DEVICE_TABLE(usb, rtl28xxu_id_table);
1505
1506static struct usb_driver rtl28xxu_usb_driver = {
1507 .name = KBUILD_MODNAME,
1508 .id_table = rtl28xxu_id_table,
1509 .probe = dvb_usbv2_probe,
1510 .disconnect = dvb_usbv2_disconnect,
1511 .suspend = dvb_usbv2_suspend,
1512 .resume = dvb_usbv2_resume,
78fa5903 1513 .reset_resume = dvb_usbv2_reset_resume,
c01a3595
AP		 1514 .no_dynamic_id = 1,
1515 .soft_unbind = 1,
831e0b71
AP		 1516};
1517
c01a3595 1518module_usb_driver(rtl28xxu_usb_driver);
831e0b71
AP		 1519
1520MODULE_DESCRIPTION("Realtek RTL28xxU DVB USB driver");
1521MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>");
5cf6631e 1522MODULE_AUTHOR("Thomas Mair <thomas.mair86@googlemail.com>");
831e0b71 1523MODULE_LICENSE("GPL");
Linux kernel - Deliverables
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