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Merge branch 'serge-next-1' of git://git.kernel.org/pub/scm/linux/kernel/git/sergeh...
[mirror_ubuntu-artful-kernel.git] / drivers / media / usb / dvb-usb-v2 / af9035.c
1 /*
2 * Afatech AF9035 DVB USB driver
3 *
4 * Copyright (C) 2009 Antti Palosaari <crope@iki.fi>
5 * Copyright (C) 2012 Antti Palosaari <crope@iki.fi>
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License along
18 * with this program; if not, write to the Free Software Foundation, Inc.,
19 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
20 */
21
22 #include "af9035.h"
23
24 /* Max transfer size done by I2C transfer functions */
25 #define MAX_XFER_SIZE 64
26
27 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
28
29 static u16 af9035_checksum(const u8 *buf, size_t len)
30 {
31 size_t i;
32 u16 checksum = 0;
33
34 for (i = 1; i < len; i++) {
35 if (i % 2)
36 checksum += buf[i] << 8;
37 else
38 checksum += buf[i];
39 }
40 checksum = ~checksum;
41
42 return checksum;
43 }
44
45 static int af9035_ctrl_msg(struct dvb_usb_device *d, struct usb_req *req)
46 {
47 #define REQ_HDR_LEN 4 /* send header size */
48 #define ACK_HDR_LEN 3 /* rece header size */
49 #define CHECKSUM_LEN 2
50 #define USB_TIMEOUT 2000
51 struct state *state = d_to_priv(d);
52 int ret, wlen, rlen;
53 u16 checksum, tmp_checksum;
54
55 mutex_lock(&d->usb_mutex);
56
57 /* buffer overflow check */
58 if (req->wlen > (BUF_LEN - REQ_HDR_LEN - CHECKSUM_LEN) ||
59 req->rlen > (BUF_LEN - ACK_HDR_LEN - CHECKSUM_LEN)) {
60 dev_err(&d->udev->dev, "%s: too much data wlen=%d rlen=%d\n",
61 KBUILD_MODNAME, req->wlen, req->rlen);
62 ret = -EINVAL;
63 goto exit;
64 }
65
66 state->buf[0] = REQ_HDR_LEN + req->wlen + CHECKSUM_LEN - 1;
67 state->buf[1] = req->mbox;
68 state->buf[2] = req->cmd;
69 state->buf[3] = state->seq++;
70 memcpy(&state->buf[REQ_HDR_LEN], req->wbuf, req->wlen);
71
72 wlen = REQ_HDR_LEN + req->wlen + CHECKSUM_LEN;
73 rlen = ACK_HDR_LEN + req->rlen + CHECKSUM_LEN;
74
75 /* calc and add checksum */
76 checksum = af9035_checksum(state->buf, state->buf[0] - 1);
77 state->buf[state->buf[0] - 1] = (checksum >> 8);
78 state->buf[state->buf[0] - 0] = (checksum & 0xff);
79
80 /* no ack for these packets */
81 if (req->cmd == CMD_FW_DL)
82 rlen = 0;
83
84 ret = dvb_usbv2_generic_rw_locked(d,
85 state->buf, wlen, state->buf, rlen);
86 if (ret)
87 goto exit;
88
89 /* no ack for those packets */
90 if (req->cmd == CMD_FW_DL)
91 goto exit;
92
93 /* verify checksum */
94 checksum = af9035_checksum(state->buf, rlen - 2);
95 tmp_checksum = (state->buf[rlen - 2] << 8) | state->buf[rlen - 1];
96 if (tmp_checksum != checksum) {
97 dev_err(&d->udev->dev,
98 "%s: command=%02x checksum mismatch (%04x != %04x)\n",
99 KBUILD_MODNAME, req->cmd, tmp_checksum,
100 checksum);
101 ret = -EIO;
102 goto exit;
103 }
104
105 /* check status */
106 if (state->buf[2]) {
107 /* fw returns status 1 when IR code was not received */
108 if (req->cmd == CMD_IR_GET || state->buf[2] == 1) {
109 ret = 1;
110 goto exit;
111 }
112
113 dev_dbg(&d->udev->dev, "%s: command=%02x failed fw error=%d\n",
114 __func__, req->cmd, state->buf[2]);
115 ret = -EIO;
116 goto exit;
117 }
118
119 /* read request, copy returned data to return buf */
120 if (req->rlen)
121 memcpy(req->rbuf, &state->buf[ACK_HDR_LEN], req->rlen);
122 exit:
123 mutex_unlock(&d->usb_mutex);
124 if (ret < 0)
125 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
126 return ret;
127 }
128
129 /* write multiple registers */
130 static int af9035_wr_regs(struct dvb_usb_device *d, u32 reg, u8 *val, int len)
131 {
132 u8 wbuf[MAX_XFER_SIZE];
133 u8 mbox = (reg >> 16) & 0xff;
134 struct usb_req req = { CMD_MEM_WR, mbox, 6 + len, wbuf, 0, NULL };
135
136 if (6 + len > sizeof(wbuf)) {
137 dev_warn(&d->udev->dev, "%s: i2c wr: len=%d is too big!\n",
138 KBUILD_MODNAME, len);
139 return -EOPNOTSUPP;
140 }
141
142 wbuf[0] = len;
143 wbuf[1] = 2;
144 wbuf[2] = 0;
145 wbuf[3] = 0;
146 wbuf[4] = (reg >> 8) & 0xff;
147 wbuf[5] = (reg >> 0) & 0xff;
148 memcpy(&wbuf[6], val, len);
149
150 return af9035_ctrl_msg(d, &req);
151 }
152
153 /* read multiple registers */
154 static int af9035_rd_regs(struct dvb_usb_device *d, u32 reg, u8 *val, int len)
155 {
156 u8 wbuf[] = { len, 2, 0, 0, (reg >> 8) & 0xff, reg & 0xff };
157 u8 mbox = (reg >> 16) & 0xff;
158 struct usb_req req = { CMD_MEM_RD, mbox, sizeof(wbuf), wbuf, len, val };
159
160 return af9035_ctrl_msg(d, &req);
161 }
162
163 /* write single register */
164 static int af9035_wr_reg(struct dvb_usb_device *d, u32 reg, u8 val)
165 {
166 return af9035_wr_regs(d, reg, &val, 1);
167 }
168
169 /* read single register */
170 static int af9035_rd_reg(struct dvb_usb_device *d, u32 reg, u8 *val)
171 {
172 return af9035_rd_regs(d, reg, val, 1);
173 }
174
175 /* write single register with mask */
176 static int af9035_wr_reg_mask(struct dvb_usb_device *d, u32 reg, u8 val,
177 u8 mask)
178 {
179 int ret;
180 u8 tmp;
181
182 /* no need for read if whole reg is written */
183 if (mask != 0xff) {
184 ret = af9035_rd_regs(d, reg, &tmp, 1);
185 if (ret)
186 return ret;
187
188 val &= mask;
189 tmp &= ~mask;
190 val |= tmp;
191 }
192
193 return af9035_wr_regs(d, reg, &val, 1);
194 }
195
196 static int af9035_i2c_master_xfer(struct i2c_adapter *adap,
197 struct i2c_msg msg[], int num)
198 {
199 struct dvb_usb_device *d = i2c_get_adapdata(adap);
200 struct state *state = d_to_priv(d);
201 int ret;
202
203 if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
204 return -EAGAIN;
205
206 /*
207 * I2C sub header is 5 bytes long. Meaning of those bytes are:
208 * 0: data len
209 * 1: I2C addr << 1
210 * 2: reg addr len
211 * byte 3 and 4 can be used as reg addr
212 * 3: reg addr MSB
213 * used when reg addr len is set to 2
214 * 4: reg addr LSB
215 * used when reg addr len is set to 1 or 2
216 *
217 * For the simplify we do not use register addr at all.
218 * NOTE: As a firmware knows tuner type there is very small possibility
219 * there could be some tuner I2C hacks done by firmware and this may
220 * lead problems if firmware expects those bytes are used.
221 */
222 if (num == 2 && !(msg[0].flags & I2C_M_RD) &&
223 (msg[1].flags & I2C_M_RD)) {
224 if (msg[0].len > 40 || msg[1].len > 40) {
225 /* TODO: correct limits > 40 */
226 ret = -EOPNOTSUPP;
227 } else if ((msg[0].addr == state->af9033_config[0].i2c_addr) ||
228 (msg[0].addr == state->af9033_config[1].i2c_addr)) {
229 /* demod access via firmware interface */
230 u32 reg = msg[0].buf[0] << 16 | msg[0].buf[1] << 8 |
231 msg[0].buf[2];
232
233 if (msg[0].addr == state->af9033_config[1].i2c_addr)
234 reg |= 0x100000;
235
236 ret = af9035_rd_regs(d, reg, &msg[1].buf[0],
237 msg[1].len);
238 } else {
239 /* I2C */
240 u8 buf[MAX_XFER_SIZE];
241 struct usb_req req = { CMD_I2C_RD, 0, 5 + msg[0].len,
242 buf, msg[1].len, msg[1].buf };
243
244 if (5 + msg[0].len > sizeof(buf)) {
245 dev_warn(&d->udev->dev,
246 "%s: i2c xfer: len=%d is too big!\n",
247 KBUILD_MODNAME, msg[0].len);
248 ret = -EOPNOTSUPP;
249 goto unlock;
250 }
251 req.mbox |= ((msg[0].addr & 0x80) >> 3);
252 buf[0] = msg[1].len;
253 buf[1] = msg[0].addr << 1;
254 buf[2] = 0x00; /* reg addr len */
255 buf[3] = 0x00; /* reg addr MSB */
256 buf[4] = 0x00; /* reg addr LSB */
257 memcpy(&buf[5], msg[0].buf, msg[0].len);
258 ret = af9035_ctrl_msg(d, &req);
259 }
260 } else if (num == 1 && !(msg[0].flags & I2C_M_RD)) {
261 if (msg[0].len > 40) {
262 /* TODO: correct limits > 40 */
263 ret = -EOPNOTSUPP;
264 } else if ((msg[0].addr == state->af9033_config[0].i2c_addr) ||
265 (msg[0].addr == state->af9033_config[1].i2c_addr)) {
266 /* demod access via firmware interface */
267 u32 reg = msg[0].buf[0] << 16 | msg[0].buf[1] << 8 |
268 msg[0].buf[2];
269
270 if (msg[0].addr == state->af9033_config[1].i2c_addr)
271 reg |= 0x100000;
272
273 ret = af9035_wr_regs(d, reg, &msg[0].buf[3],
274 msg[0].len - 3);
275 } else {
276 /* I2C */
277 u8 buf[MAX_XFER_SIZE];
278 struct usb_req req = { CMD_I2C_WR, 0, 5 + msg[0].len,
279 buf, 0, NULL };
280
281 if (5 + msg[0].len > sizeof(buf)) {
282 dev_warn(&d->udev->dev,
283 "%s: i2c xfer: len=%d is too big!\n",
284 KBUILD_MODNAME, msg[0].len);
285 ret = -EOPNOTSUPP;
286 goto unlock;
287 }
288 req.mbox |= ((msg[0].addr & 0x80) >> 3);
289 buf[0] = msg[0].len;
290 buf[1] = msg[0].addr << 1;
291 buf[2] = 0x00; /* reg addr len */
292 buf[3] = 0x00; /* reg addr MSB */
293 buf[4] = 0x00; /* reg addr LSB */
294 memcpy(&buf[5], msg[0].buf, msg[0].len);
295 ret = af9035_ctrl_msg(d, &req);
296 }
297 } else if (num == 1 && (msg[0].flags & I2C_M_RD)) {
298 if (msg[0].len > 40) {
299 /* TODO: correct limits > 40 */
300 ret = -EOPNOTSUPP;
301 } else {
302 /* I2C */
303 u8 buf[5];
304 struct usb_req req = { CMD_I2C_RD, 0, sizeof(buf),
305 buf, msg[0].len, msg[0].buf };
306 req.mbox |= ((msg[0].addr & 0x80) >> 3);
307 buf[0] = msg[0].len;
308 buf[1] = msg[0].addr << 1;
309 buf[2] = 0x00; /* reg addr len */
310 buf[3] = 0x00; /* reg addr MSB */
311 buf[4] = 0x00; /* reg addr LSB */
312 ret = af9035_ctrl_msg(d, &req);
313 }
314 } else {
315 /*
316 * We support only three kind of I2C transactions:
317 * 1) 1 x read + 1 x write (repeated start)
318 * 2) 1 x write
319 * 3) 1 x read
320 */
321 ret = -EOPNOTSUPP;
322 }
323
324 unlock:
325 mutex_unlock(&d->i2c_mutex);
326
327 if (ret < 0)
328 return ret;
329 else
330 return num;
331 }
332
333 static u32 af9035_i2c_functionality(struct i2c_adapter *adapter)
334 {
335 return I2C_FUNC_I2C;
336 }
337
338 static struct i2c_algorithm af9035_i2c_algo = {
339 .master_xfer = af9035_i2c_master_xfer,
340 .functionality = af9035_i2c_functionality,
341 };
342
343 static int af9035_identify_state(struct dvb_usb_device *d, const char **name)
344 {
345 struct state *state = d_to_priv(d);
346 int ret;
347 u8 wbuf[1] = { 1 };
348 u8 rbuf[4];
349 struct usb_req req = { CMD_FW_QUERYINFO, 0, sizeof(wbuf), wbuf,
350 sizeof(rbuf), rbuf };
351
352 ret = af9035_rd_regs(d, 0x1222, rbuf, 3);
353 if (ret < 0)
354 goto err;
355
356 state->chip_version = rbuf[0];
357 state->chip_type = rbuf[2] << 8 | rbuf[1] << 0;
358
359 ret = af9035_rd_reg(d, 0x384f, &state->prechip_version);
360 if (ret < 0)
361 goto err;
362
363 dev_info(&d->udev->dev,
364 "%s: prechip_version=%02x chip_version=%02x chip_type=%04x\n",
365 KBUILD_MODNAME, state->prechip_version,
366 state->chip_version, state->chip_type);
367
368 if (state->chip_type == 0x9135) {
369 if (state->chip_version == 0x02)
370 *name = AF9035_FIRMWARE_IT9135_V2;
371 else
372 *name = AF9035_FIRMWARE_IT9135_V1;
373 state->eeprom_addr = EEPROM_BASE_IT9135;
374 } else {
375 *name = AF9035_FIRMWARE_AF9035;
376 state->eeprom_addr = EEPROM_BASE_AF9035;
377 }
378
379 ret = af9035_ctrl_msg(d, &req);
380 if (ret < 0)
381 goto err;
382
383 dev_dbg(&d->udev->dev, "%s: reply=%*ph\n", __func__, 4, rbuf);
384 if (rbuf[0] || rbuf[1] || rbuf[2] || rbuf[3])
385 ret = WARM;
386 else
387 ret = COLD;
388
389 return ret;
390
391 err:
392 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
393
394 return ret;
395 }
396
397 static int af9035_download_firmware_old(struct dvb_usb_device *d,
398 const struct firmware *fw)
399 {
400 int ret, i, j, len;
401 u8 wbuf[1];
402 struct usb_req req = { 0, 0, 0, NULL, 0, NULL };
403 struct usb_req req_fw_dl = { CMD_FW_DL, 0, 0, wbuf, 0, NULL };
404 u8 hdr_core;
405 u16 hdr_addr, hdr_data_len, hdr_checksum;
406 #define MAX_DATA 58
407 #define HDR_SIZE 7
408
409 /*
410 * Thanks to Daniel Glöckner <daniel-gl@gmx.net> about that info!
411 *
412 * byte 0: MCS 51 core
413 * There are two inside the AF9035 (1=Link and 2=OFDM) with separate
414 * address spaces
415 * byte 1-2: Big endian destination address
416 * byte 3-4: Big endian number of data bytes following the header
417 * byte 5-6: Big endian header checksum, apparently ignored by the chip
418 * Calculated as ~(h[0]*256+h[1]+h[2]*256+h[3]+h[4]*256)
419 */
420
421 for (i = fw->size; i > HDR_SIZE;) {
422 hdr_core = fw->data[fw->size - i + 0];
423 hdr_addr = fw->data[fw->size - i + 1] << 8;
424 hdr_addr |= fw->data[fw->size - i + 2] << 0;
425 hdr_data_len = fw->data[fw->size - i + 3] << 8;
426 hdr_data_len |= fw->data[fw->size - i + 4] << 0;
427 hdr_checksum = fw->data[fw->size - i + 5] << 8;
428 hdr_checksum |= fw->data[fw->size - i + 6] << 0;
429
430 dev_dbg(&d->udev->dev,
431 "%s: core=%d addr=%04x data_len=%d checksum=%04x\n",
432 __func__, hdr_core, hdr_addr, hdr_data_len,
433 hdr_checksum);
434
435 if (((hdr_core != 1) && (hdr_core != 2)) ||
436 (hdr_data_len > i)) {
437 dev_dbg(&d->udev->dev, "%s: bad firmware\n", __func__);
438 break;
439 }
440
441 /* download begin packet */
442 req.cmd = CMD_FW_DL_BEGIN;
443 ret = af9035_ctrl_msg(d, &req);
444 if (ret < 0)
445 goto err;
446
447 /* download firmware packet(s) */
448 for (j = HDR_SIZE + hdr_data_len; j > 0; j -= MAX_DATA) {
449 len = j;
450 if (len > MAX_DATA)
451 len = MAX_DATA;
452 req_fw_dl.wlen = len;
453 req_fw_dl.wbuf = (u8 *) &fw->data[fw->size - i +
454 HDR_SIZE + hdr_data_len - j];
455 ret = af9035_ctrl_msg(d, &req_fw_dl);
456 if (ret < 0)
457 goto err;
458 }
459
460 /* download end packet */
461 req.cmd = CMD_FW_DL_END;
462 ret = af9035_ctrl_msg(d, &req);
463 if (ret < 0)
464 goto err;
465
466 i -= hdr_data_len + HDR_SIZE;
467
468 dev_dbg(&d->udev->dev, "%s: data uploaded=%zu\n",
469 __func__, fw->size - i);
470 }
471
472 /* print warn if firmware is bad, continue and see what happens */
473 if (i)
474 dev_warn(&d->udev->dev, "%s: bad firmware\n", KBUILD_MODNAME);
475
476 return 0;
477
478 err:
479 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
480
481 return ret;
482 }
483
484 static int af9035_download_firmware_new(struct dvb_usb_device *d,
485 const struct firmware *fw)
486 {
487 int ret, i, i_prev;
488 struct usb_req req_fw_dl = { CMD_FW_SCATTER_WR, 0, 0, NULL, 0, NULL };
489 #define HDR_SIZE 7
490
491 /*
492 * There seems to be following firmware header. Meaning of bytes 0-3
493 * is unknown.
494 *
495 * 0: 3
496 * 1: 0, 1
497 * 2: 0
498 * 3: 1, 2, 3
499 * 4: addr MSB
500 * 5: addr LSB
501 * 6: count of data bytes ?
502 */
503 for (i = HDR_SIZE, i_prev = 0; i <= fw->size; i++) {
504 if (i == fw->size ||
505 (fw->data[i + 0] == 0x03 &&
506 (fw->data[i + 1] == 0x00 ||
507 fw->data[i + 1] == 0x01) &&
508 fw->data[i + 2] == 0x00)) {
509 req_fw_dl.wlen = i - i_prev;
510 req_fw_dl.wbuf = (u8 *) &fw->data[i_prev];
511 i_prev = i;
512 ret = af9035_ctrl_msg(d, &req_fw_dl);
513 if (ret < 0)
514 goto err;
515
516 dev_dbg(&d->udev->dev, "%s: data uploaded=%d\n",
517 __func__, i);
518 }
519 }
520
521 return 0;
522
523 err:
524 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
525
526 return ret;
527 }
528
529 static int af9035_download_firmware(struct dvb_usb_device *d,
530 const struct firmware *fw)
531 {
532 struct state *state = d_to_priv(d);
533 int ret;
534 u8 wbuf[1];
535 u8 rbuf[4];
536 u8 tmp;
537 struct usb_req req = { 0, 0, 0, NULL, 0, NULL };
538 struct usb_req req_fw_ver = { CMD_FW_QUERYINFO, 0, 1, wbuf, 4, rbuf };
539 dev_dbg(&d->udev->dev, "%s:\n", __func__);
540
541 /*
542 * In case of dual tuner configuration we need to do some extra
543 * initialization in order to download firmware to slave demod too,
544 * which is done by master demod.
545 * Master feeds also clock and controls power via GPIO.
546 */
547 ret = af9035_rd_reg(d, state->eeprom_addr + EEPROM_TS_MODE, &tmp);
548 if (ret < 0)
549 goto err;
550
551 if (tmp == 1 || tmp == 3) {
552 /* configure gpioh1, reset & power slave demod */
553 ret = af9035_wr_reg_mask(d, 0x00d8b0, 0x01, 0x01);
554 if (ret < 0)
555 goto err;
556
557 ret = af9035_wr_reg_mask(d, 0x00d8b1, 0x01, 0x01);
558 if (ret < 0)
559 goto err;
560
561 ret = af9035_wr_reg_mask(d, 0x00d8af, 0x00, 0x01);
562 if (ret < 0)
563 goto err;
564
565 usleep_range(10000, 50000);
566
567 ret = af9035_wr_reg_mask(d, 0x00d8af, 0x01, 0x01);
568 if (ret < 0)
569 goto err;
570
571 /* tell the slave I2C address */
572 ret = af9035_rd_reg(d,
573 state->eeprom_addr + EEPROM_2ND_DEMOD_ADDR,
574 &tmp);
575 if (ret < 0)
576 goto err;
577
578 /* use default I2C address if eeprom has no address set */
579 if (!tmp)
580 tmp = 0x3a;
581
582 if (state->chip_type == 0x9135) {
583 ret = af9035_wr_reg(d, 0x004bfb, tmp);
584 if (ret < 0)
585 goto err;
586 } else {
587 ret = af9035_wr_reg(d, 0x00417f, tmp);
588 if (ret < 0)
589 goto err;
590
591 /* enable clock out */
592 ret = af9035_wr_reg_mask(d, 0x00d81a, 0x01, 0x01);
593 if (ret < 0)
594 goto err;
595 }
596 }
597
598 if (fw->data[0] == 0x01)
599 ret = af9035_download_firmware_old(d, fw);
600 else
601 ret = af9035_download_firmware_new(d, fw);
602 if (ret < 0)
603 goto err;
604
605 /* firmware loaded, request boot */
606 req.cmd = CMD_FW_BOOT;
607 ret = af9035_ctrl_msg(d, &req);
608 if (ret < 0)
609 goto err;
610
611 /* ensure firmware starts */
612 wbuf[0] = 1;
613 ret = af9035_ctrl_msg(d, &req_fw_ver);
614 if (ret < 0)
615 goto err;
616
617 if (!(rbuf[0] || rbuf[1] || rbuf[2] || rbuf[3])) {
618 dev_err(&d->udev->dev, "%s: firmware did not run\n",
619 KBUILD_MODNAME);
620 ret = -ENODEV;
621 goto err;
622 }
623
624 dev_info(&d->udev->dev, "%s: firmware version=%d.%d.%d.%d",
625 KBUILD_MODNAME, rbuf[0], rbuf[1], rbuf[2], rbuf[3]);
626
627 return 0;
628
629 err:
630 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
631
632 return ret;
633 }
634
635 static int af9035_read_config(struct dvb_usb_device *d)
636 {
637 struct state *state = d_to_priv(d);
638 int ret, i;
639 u8 tmp;
640 u16 tmp16, addr;
641
642 /* demod I2C "address" */
643 state->af9033_config[0].i2c_addr = 0x38;
644 state->af9033_config[1].i2c_addr = 0x3a;
645 state->af9033_config[0].adc_multiplier = AF9033_ADC_MULTIPLIER_2X;
646 state->af9033_config[1].adc_multiplier = AF9033_ADC_MULTIPLIER_2X;
647 state->af9033_config[0].ts_mode = AF9033_TS_MODE_USB;
648 state->af9033_config[1].ts_mode = AF9033_TS_MODE_SERIAL;
649
650 /* eeprom memory mapped location */
651 if (state->chip_type == 0x9135) {
652 if (state->chip_version == 0x02) {
653 state->af9033_config[0].tuner = AF9033_TUNER_IT9135_60;
654 state->af9033_config[1].tuner = AF9033_TUNER_IT9135_60;
655 tmp16 = 0x00461d;
656 } else {
657 state->af9033_config[0].tuner = AF9033_TUNER_IT9135_38;
658 state->af9033_config[1].tuner = AF9033_TUNER_IT9135_38;
659 tmp16 = 0x00461b;
660 }
661
662 /* check if eeprom exists */
663 ret = af9035_rd_reg(d, tmp16, &tmp);
664 if (ret < 0)
665 goto err;
666
667 if (tmp == 0x00) {
668 dev_dbg(&d->udev->dev, "%s: no eeprom\n", __func__);
669 goto skip_eeprom;
670 }
671 }
672
673 /* check if there is dual tuners */
674 ret = af9035_rd_reg(d, state->eeprom_addr + EEPROM_TS_MODE, &tmp);
675 if (ret < 0)
676 goto err;
677
678 if (tmp == 1 || tmp == 3)
679 state->dual_mode = true;
680
681 dev_dbg(&d->udev->dev, "%s: ts mode=%d dual mode=%d\n", __func__,
682 tmp, state->dual_mode);
683
684 if (state->dual_mode) {
685 /* read 2nd demodulator I2C address */
686 ret = af9035_rd_reg(d,
687 state->eeprom_addr + EEPROM_2ND_DEMOD_ADDR,
688 &tmp);
689 if (ret < 0)
690 goto err;
691
692 if (tmp)
693 state->af9033_config[1].i2c_addr = tmp;
694
695 dev_dbg(&d->udev->dev, "%s: 2nd demod I2C addr=%02x\n",
696 __func__, tmp);
697 }
698
699 addr = state->eeprom_addr;
700
701 for (i = 0; i < state->dual_mode + 1; i++) {
702 /* tuner */
703 ret = af9035_rd_reg(d, addr + EEPROM_1_TUNER_ID, &tmp);
704 if (ret < 0)
705 goto err;
706
707 if (tmp == 0x00)
708 dev_dbg(&d->udev->dev,
709 "%s: [%d]tuner not set, using default\n",
710 __func__, i);
711 else
712 state->af9033_config[i].tuner = tmp;
713
714 dev_dbg(&d->udev->dev, "%s: [%d]tuner=%02x\n",
715 __func__, i, state->af9033_config[i].tuner);
716
717 switch (state->af9033_config[i].tuner) {
718 case AF9033_TUNER_TUA9001:
719 case AF9033_TUNER_FC0011:
720 case AF9033_TUNER_MXL5007T:
721 case AF9033_TUNER_TDA18218:
722 case AF9033_TUNER_FC2580:
723 case AF9033_TUNER_FC0012:
724 state->af9033_config[i].spec_inv = 1;
725 break;
726 case AF9033_TUNER_IT9135_38:
727 case AF9033_TUNER_IT9135_51:
728 case AF9033_TUNER_IT9135_52:
729 case AF9033_TUNER_IT9135_60:
730 case AF9033_TUNER_IT9135_61:
731 case AF9033_TUNER_IT9135_62:
732 break;
733 default:
734 dev_warn(&d->udev->dev,
735 "%s: tuner id=%02x not supported, please report!",
736 KBUILD_MODNAME, tmp);
737 }
738
739 /* disable dual mode if driver does not support it */
740 if (i == 1)
741 switch (state->af9033_config[i].tuner) {
742 case AF9033_TUNER_FC0012:
743 case AF9033_TUNER_IT9135_38:
744 case AF9033_TUNER_IT9135_51:
745 case AF9033_TUNER_IT9135_52:
746 case AF9033_TUNER_IT9135_60:
747 case AF9033_TUNER_IT9135_61:
748 case AF9033_TUNER_IT9135_62:
749 case AF9033_TUNER_MXL5007T:
750 break;
751 default:
752 state->dual_mode = false;
753 dev_info(&d->udev->dev,
754 "%s: driver does not support 2nd tuner and will disable it",
755 KBUILD_MODNAME);
756 }
757
758 /* tuner IF frequency */
759 ret = af9035_rd_reg(d, addr + EEPROM_1_IF_L, &tmp);
760 if (ret < 0)
761 goto err;
762
763 tmp16 = tmp;
764
765 ret = af9035_rd_reg(d, addr + EEPROM_1_IF_H, &tmp);
766 if (ret < 0)
767 goto err;
768
769 tmp16 |= tmp << 8;
770
771 dev_dbg(&d->udev->dev, "%s: [%d]IF=%d\n", __func__, i, tmp16);
772
773 addr += 0x10; /* shift for the 2nd tuner params */
774 }
775
776 skip_eeprom:
777 /* get demod clock */
778 ret = af9035_rd_reg(d, 0x00d800, &tmp);
779 if (ret < 0)
780 goto err;
781
782 tmp = (tmp >> 0) & 0x0f;
783
784 for (i = 0; i < ARRAY_SIZE(state->af9033_config); i++) {
785 if (state->chip_type == 0x9135)
786 state->af9033_config[i].clock = clock_lut_it9135[tmp];
787 else
788 state->af9033_config[i].clock = clock_lut_af9035[tmp];
789 }
790
791 return 0;
792
793 err:
794 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
795
796 return ret;
797 }
798
799 static int af9035_tua9001_tuner_callback(struct dvb_usb_device *d,
800 int cmd, int arg)
801 {
802 int ret;
803 u8 val;
804
805 dev_dbg(&d->udev->dev, "%s: cmd=%d arg=%d\n", __func__, cmd, arg);
806
807 /*
808 * CEN always enabled by hardware wiring
809 * RESETN GPIOT3
810 * RXEN GPIOT2
811 */
812
813 switch (cmd) {
814 case TUA9001_CMD_RESETN:
815 if (arg)
816 val = 0x00;
817 else
818 val = 0x01;
819
820 ret = af9035_wr_reg_mask(d, 0x00d8e7, val, 0x01);
821 if (ret < 0)
822 goto err;
823 break;
824 case TUA9001_CMD_RXEN:
825 if (arg)
826 val = 0x01;
827 else
828 val = 0x00;
829
830 ret = af9035_wr_reg_mask(d, 0x00d8eb, val, 0x01);
831 if (ret < 0)
832 goto err;
833 break;
834 }
835
836 return 0;
837
838 err:
839 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
840
841 return ret;
842 }
843
844
845 static int af9035_fc0011_tuner_callback(struct dvb_usb_device *d,
846 int cmd, int arg)
847 {
848 int ret;
849
850 switch (cmd) {
851 case FC0011_FE_CALLBACK_POWER:
852 /* Tuner enable */
853 ret = af9035_wr_reg_mask(d, 0xd8eb, 1, 1);
854 if (ret < 0)
855 goto err;
856
857 ret = af9035_wr_reg_mask(d, 0xd8ec, 1, 1);
858 if (ret < 0)
859 goto err;
860
861 ret = af9035_wr_reg_mask(d, 0xd8ed, 1, 1);
862 if (ret < 0)
863 goto err;
864
865 /* LED */
866 ret = af9035_wr_reg_mask(d, 0xd8d0, 1, 1);
867 if (ret < 0)
868 goto err;
869
870 ret = af9035_wr_reg_mask(d, 0xd8d1, 1, 1);
871 if (ret < 0)
872 goto err;
873
874 usleep_range(10000, 50000);
875 break;
876 case FC0011_FE_CALLBACK_RESET:
877 ret = af9035_wr_reg(d, 0xd8e9, 1);
878 if (ret < 0)
879 goto err;
880
881 ret = af9035_wr_reg(d, 0xd8e8, 1);
882 if (ret < 0)
883 goto err;
884
885 ret = af9035_wr_reg(d, 0xd8e7, 1);
886 if (ret < 0)
887 goto err;
888
889 usleep_range(10000, 20000);
890
891 ret = af9035_wr_reg(d, 0xd8e7, 0);
892 if (ret < 0)
893 goto err;
894
895 usleep_range(10000, 20000);
896 break;
897 default:
898 ret = -EINVAL;
899 goto err;
900 }
901
902 return 0;
903
904 err:
905 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
906
907 return ret;
908 }
909
910 static int af9035_tuner_callback(struct dvb_usb_device *d, int cmd, int arg)
911 {
912 struct state *state = d_to_priv(d);
913
914 switch (state->af9033_config[0].tuner) {
915 case AF9033_TUNER_FC0011:
916 return af9035_fc0011_tuner_callback(d, cmd, arg);
917 case AF9033_TUNER_TUA9001:
918 return af9035_tua9001_tuner_callback(d, cmd, arg);
919 default:
920 break;
921 }
922
923 return 0;
924 }
925
926 static int af9035_frontend_callback(void *adapter_priv, int component,
927 int cmd, int arg)
928 {
929 struct i2c_adapter *adap = adapter_priv;
930 struct dvb_usb_device *d = i2c_get_adapdata(adap);
931
932 dev_dbg(&d->udev->dev, "%s: component=%d cmd=%d arg=%d\n",
933 __func__, component, cmd, arg);
934
935 switch (component) {
936 case DVB_FRONTEND_COMPONENT_TUNER:
937 return af9035_tuner_callback(d, cmd, arg);
938 default:
939 break;
940 }
941
942 return 0;
943 }
944
945 static int af9035_get_adapter_count(struct dvb_usb_device *d)
946 {
947 struct state *state = d_to_priv(d);
948 return state->dual_mode + 1;
949 }
950
951 static int af9035_frontend_attach(struct dvb_usb_adapter *adap)
952 {
953 struct state *state = adap_to_priv(adap);
954 struct dvb_usb_device *d = adap_to_d(adap);
955 int ret;
956 dev_dbg(&d->udev->dev, "%s:\n", __func__);
957
958 if (!state->af9033_config[adap->id].tuner) {
959 /* unsupported tuner */
960 ret = -ENODEV;
961 goto err;
962 }
963
964 /* attach demodulator */
965 adap->fe[0] = dvb_attach(af9033_attach, &state->af9033_config[adap->id],
966 &d->i2c_adap, &state->ops);
967 if (adap->fe[0] == NULL) {
968 ret = -ENODEV;
969 goto err;
970 }
971
972 /* disable I2C-gate */
973 adap->fe[0]->ops.i2c_gate_ctrl = NULL;
974 adap->fe[0]->callback = af9035_frontend_callback;
975
976 return 0;
977
978 err:
979 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
980
981 return ret;
982 }
983
984 static struct tua9001_config af9035_tua9001_config = {
985 .i2c_addr = 0x60,
986 };
987
988 static const struct fc0011_config af9035_fc0011_config = {
989 .i2c_address = 0x60,
990 };
991
992 static struct mxl5007t_config af9035_mxl5007t_config[] = {
993 {
994 .xtal_freq_hz = MxL_XTAL_24_MHZ,
995 .if_freq_hz = MxL_IF_4_57_MHZ,
996 .invert_if = 0,
997 .loop_thru_enable = 0,
998 .clk_out_enable = 0,
999 .clk_out_amp = MxL_CLKOUT_AMP_0_94V,
1000 }, {
1001 .xtal_freq_hz = MxL_XTAL_24_MHZ,
1002 .if_freq_hz = MxL_IF_4_57_MHZ,
1003 .invert_if = 0,
1004 .loop_thru_enable = 1,
1005 .clk_out_enable = 1,
1006 .clk_out_amp = MxL_CLKOUT_AMP_0_94V,
1007 }
1008 };
1009
1010 static struct tda18218_config af9035_tda18218_config = {
1011 .i2c_address = 0x60,
1012 .i2c_wr_max = 21,
1013 };
1014
1015 static const struct fc2580_config af9035_fc2580_config = {
1016 .i2c_addr = 0x56,
1017 .clock = 16384000,
1018 };
1019
1020 static const struct fc0012_config af9035_fc0012_config[] = {
1021 {
1022 .i2c_address = 0x63,
1023 .xtal_freq = FC_XTAL_36_MHZ,
1024 .dual_master = true,
1025 .loop_through = true,
1026 .clock_out = true,
1027 }, {
1028 .i2c_address = 0x63 | 0x80, /* I2C bus select hack */
1029 .xtal_freq = FC_XTAL_36_MHZ,
1030 .dual_master = true,
1031 }
1032 };
1033
1034 static int af9035_tuner_attach(struct dvb_usb_adapter *adap)
1035 {
1036 struct state *state = adap_to_priv(adap);
1037 struct dvb_usb_device *d = adap_to_d(adap);
1038 int ret;
1039 struct dvb_frontend *fe;
1040 struct i2c_msg msg[1];
1041 u8 tuner_addr;
1042 dev_dbg(&d->udev->dev, "%s:\n", __func__);
1043
1044 /*
1045 * XXX: Hack used in that function: we abuse unused I2C address bit [7]
1046 * to carry info about used I2C bus for dual tuner configuration.
1047 */
1048
1049 switch (state->af9033_config[adap->id].tuner) {
1050 case AF9033_TUNER_TUA9001:
1051 /* AF9035 gpiot3 = TUA9001 RESETN
1052 AF9035 gpiot2 = TUA9001 RXEN */
1053
1054 /* configure gpiot2 and gpiot2 as output */
1055 ret = af9035_wr_reg_mask(d, 0x00d8ec, 0x01, 0x01);
1056 if (ret < 0)
1057 goto err;
1058
1059 ret = af9035_wr_reg_mask(d, 0x00d8ed, 0x01, 0x01);
1060 if (ret < 0)
1061 goto err;
1062
1063 ret = af9035_wr_reg_mask(d, 0x00d8e8, 0x01, 0x01);
1064 if (ret < 0)
1065 goto err;
1066
1067 ret = af9035_wr_reg_mask(d, 0x00d8e9, 0x01, 0x01);
1068 if (ret < 0)
1069 goto err;
1070
1071 /* attach tuner */
1072 fe = dvb_attach(tua9001_attach, adap->fe[0],
1073 &d->i2c_adap, &af9035_tua9001_config);
1074 break;
1075 case AF9033_TUNER_FC0011:
1076 fe = dvb_attach(fc0011_attach, adap->fe[0],
1077 &d->i2c_adap, &af9035_fc0011_config);
1078 break;
1079 case AF9033_TUNER_MXL5007T:
1080 if (adap->id == 0) {
1081 ret = af9035_wr_reg(d, 0x00d8e0, 1);
1082 if (ret < 0)
1083 goto err;
1084
1085 ret = af9035_wr_reg(d, 0x00d8e1, 1);
1086 if (ret < 0)
1087 goto err;
1088
1089 ret = af9035_wr_reg(d, 0x00d8df, 0);
1090 if (ret < 0)
1091 goto err;
1092
1093 msleep(30);
1094
1095 ret = af9035_wr_reg(d, 0x00d8df, 1);
1096 if (ret < 0)
1097 goto err;
1098
1099 msleep(300);
1100
1101 ret = af9035_wr_reg(d, 0x00d8c0, 1);
1102 if (ret < 0)
1103 goto err;
1104
1105 ret = af9035_wr_reg(d, 0x00d8c1, 1);
1106 if (ret < 0)
1107 goto err;
1108
1109 ret = af9035_wr_reg(d, 0x00d8bf, 0);
1110 if (ret < 0)
1111 goto err;
1112
1113 ret = af9035_wr_reg(d, 0x00d8b4, 1);
1114 if (ret < 0)
1115 goto err;
1116
1117 ret = af9035_wr_reg(d, 0x00d8b5, 1);
1118 if (ret < 0)
1119 goto err;
1120
1121 ret = af9035_wr_reg(d, 0x00d8b3, 1);
1122 if (ret < 0)
1123 goto err;
1124
1125 tuner_addr = 0x60;
1126 } else {
1127 tuner_addr = 0x60 | 0x80; /* I2C bus hack */
1128 }
1129
1130 /* attach tuner */
1131 fe = dvb_attach(mxl5007t_attach, adap->fe[0], &d->i2c_adap,
1132 tuner_addr, &af9035_mxl5007t_config[adap->id]);
1133 break;
1134 case AF9033_TUNER_TDA18218:
1135 /* attach tuner */
1136 fe = dvb_attach(tda18218_attach, adap->fe[0],
1137 &d->i2c_adap, &af9035_tda18218_config);
1138 break;
1139 case AF9033_TUNER_FC2580:
1140 /* Tuner enable using gpiot2_o, gpiot2_en and gpiot2_on */
1141 ret = af9035_wr_reg_mask(d, 0xd8eb, 0x01, 0x01);
1142 if (ret < 0)
1143 goto err;
1144
1145 ret = af9035_wr_reg_mask(d, 0xd8ec, 0x01, 0x01);
1146 if (ret < 0)
1147 goto err;
1148
1149 ret = af9035_wr_reg_mask(d, 0xd8ed, 0x01, 0x01);
1150 if (ret < 0)
1151 goto err;
1152
1153 usleep_range(10000, 50000);
1154 /* attach tuner */
1155 fe = dvb_attach(fc2580_attach, adap->fe[0],
1156 &d->i2c_adap, &af9035_fc2580_config);
1157 break;
1158 case AF9033_TUNER_FC0012:
1159 /*
1160 * AF9035 gpiot2 = FC0012 enable
1161 * XXX: there seems to be something on gpioh8 too, but on my
1162 * my test I didn't find any difference.
1163 */
1164
1165 if (adap->id == 0) {
1166 /* configure gpiot2 as output and high */
1167 ret = af9035_wr_reg_mask(d, 0xd8eb, 0x01, 0x01);
1168 if (ret < 0)
1169 goto err;
1170
1171 ret = af9035_wr_reg_mask(d, 0xd8ec, 0x01, 0x01);
1172 if (ret < 0)
1173 goto err;
1174
1175 ret = af9035_wr_reg_mask(d, 0xd8ed, 0x01, 0x01);
1176 if (ret < 0)
1177 goto err;
1178 } else {
1179 /*
1180 * FIXME: That belongs for the FC0012 driver.
1181 * Write 02 to FC0012 master tuner register 0d directly
1182 * in order to make slave tuner working.
1183 */
1184 msg[0].addr = 0x63;
1185 msg[0].flags = 0;
1186 msg[0].len = 2;
1187 msg[0].buf = "\x0d\x02";
1188 ret = i2c_transfer(&d->i2c_adap, msg, 1);
1189 if (ret < 0)
1190 goto err;
1191 }
1192
1193 usleep_range(10000, 50000);
1194
1195 fe = dvb_attach(fc0012_attach, adap->fe[0], &d->i2c_adap,
1196 &af9035_fc0012_config[adap->id]);
1197 break;
1198 case AF9033_TUNER_IT9135_38:
1199 case AF9033_TUNER_IT9135_51:
1200 case AF9033_TUNER_IT9135_52:
1201 case AF9033_TUNER_IT9135_60:
1202 case AF9033_TUNER_IT9135_61:
1203 case AF9033_TUNER_IT9135_62:
1204 /* attach tuner */
1205 fe = dvb_attach(it913x_attach, adap->fe[0], &d->i2c_adap,
1206 state->af9033_config[adap->id].i2c_addr,
1207 state->af9033_config[0].tuner);
1208 break;
1209 default:
1210 fe = NULL;
1211 }
1212
1213 if (fe == NULL) {
1214 ret = -ENODEV;
1215 goto err;
1216 }
1217
1218 return 0;
1219
1220 err:
1221 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
1222
1223 return ret;
1224 }
1225
1226 static int af9035_init(struct dvb_usb_device *d)
1227 {
1228 struct state *state = d_to_priv(d);
1229 int ret, i;
1230 u16 frame_size = (d->udev->speed == USB_SPEED_FULL ? 5 : 87) * 188 / 4;
1231 u8 packet_size = (d->udev->speed == USB_SPEED_FULL ? 64 : 512) / 4;
1232 struct reg_val_mask tab[] = {
1233 { 0x80f99d, 0x01, 0x01 },
1234 { 0x80f9a4, 0x01, 0x01 },
1235 { 0x00dd11, 0x00, 0x20 },
1236 { 0x00dd11, 0x00, 0x40 },
1237 { 0x00dd13, 0x00, 0x20 },
1238 { 0x00dd13, 0x00, 0x40 },
1239 { 0x00dd11, 0x20, 0x20 },
1240 { 0x00dd88, (frame_size >> 0) & 0xff, 0xff},
1241 { 0x00dd89, (frame_size >> 8) & 0xff, 0xff},
1242 { 0x00dd0c, packet_size, 0xff},
1243 { 0x00dd11, state->dual_mode << 6, 0x40 },
1244 { 0x00dd8a, (frame_size >> 0) & 0xff, 0xff},
1245 { 0x00dd8b, (frame_size >> 8) & 0xff, 0xff},
1246 { 0x00dd0d, packet_size, 0xff },
1247 { 0x80f9a3, state->dual_mode, 0x01 },
1248 { 0x80f9cd, state->dual_mode, 0x01 },
1249 { 0x80f99d, 0x00, 0x01 },
1250 { 0x80f9a4, 0x00, 0x01 },
1251 };
1252
1253 dev_dbg(&d->udev->dev,
1254 "%s: USB speed=%d frame_size=%04x packet_size=%02x\n",
1255 __func__, d->udev->speed, frame_size, packet_size);
1256
1257 /* init endpoints */
1258 for (i = 0; i < ARRAY_SIZE(tab); i++) {
1259 ret = af9035_wr_reg_mask(d, tab[i].reg, tab[i].val,
1260 tab[i].mask);
1261 if (ret < 0)
1262 goto err;
1263 }
1264
1265 return 0;
1266
1267 err:
1268 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
1269
1270 return ret;
1271 }
1272
1273 #if IS_ENABLED(CONFIG_RC_CORE)
1274 static int af9035_rc_query(struct dvb_usb_device *d)
1275 {
1276 int ret;
1277 u32 key;
1278 u8 buf[4];
1279 struct usb_req req = { CMD_IR_GET, 0, 0, NULL, 4, buf };
1280
1281 ret = af9035_ctrl_msg(d, &req);
1282 if (ret == 1)
1283 return 0;
1284 else if (ret < 0)
1285 goto err;
1286
1287 if ((buf[2] + buf[3]) == 0xff) {
1288 if ((buf[0] + buf[1]) == 0xff) {
1289 /* NEC standard 16bit */
1290 key = buf[0] << 8 | buf[2];
1291 } else {
1292 /* NEC extended 24bit */
1293 key = buf[0] << 16 | buf[1] << 8 | buf[2];
1294 }
1295 } else {
1296 /* NEC full code 32bit */
1297 key = buf[0] << 24 | buf[1] << 16 | buf[2] << 8 | buf[3];
1298 }
1299
1300 dev_dbg(&d->udev->dev, "%s: %*ph\n", __func__, 4, buf);
1301
1302 rc_keydown(d->rc_dev, key, 0);
1303
1304 return 0;
1305
1306 err:
1307 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
1308
1309 return ret;
1310 }
1311
1312 static int af9035_get_rc_config(struct dvb_usb_device *d, struct dvb_usb_rc *rc)
1313 {
1314 struct state *state = d_to_priv(d);
1315 int ret;
1316 u8 tmp;
1317
1318 ret = af9035_rd_reg(d, state->eeprom_addr + EEPROM_IR_MODE, &tmp);
1319 if (ret < 0)
1320 goto err;
1321
1322 dev_dbg(&d->udev->dev, "%s: ir_mode=%02x\n", __func__, tmp);
1323
1324 /* don't activate rc if in HID mode or if not available */
1325 if (tmp == 5) {
1326 ret = af9035_rd_reg(d, state->eeprom_addr + EEPROM_IR_TYPE,
1327 &tmp);
1328 if (ret < 0)
1329 goto err;
1330
1331 dev_dbg(&d->udev->dev, "%s: ir_type=%02x\n", __func__, tmp);
1332
1333 switch (tmp) {
1334 case 0: /* NEC */
1335 default:
1336 rc->allowed_protos = RC_BIT_NEC;
1337 break;
1338 case 1: /* RC6 */
1339 rc->allowed_protos = RC_BIT_RC6_MCE;
1340 break;
1341 }
1342
1343 rc->query = af9035_rc_query;
1344 rc->interval = 500;
1345
1346 /* load empty to enable rc */
1347 if (!rc->map_name)
1348 rc->map_name = RC_MAP_EMPTY;
1349 }
1350
1351 return 0;
1352
1353 err:
1354 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
1355
1356 return ret;
1357 }
1358 #else
1359 #define af9035_get_rc_config NULL
1360 #endif
1361
1362 static int af9035_get_stream_config(struct dvb_frontend *fe, u8 *ts_type,
1363 struct usb_data_stream_properties *stream)
1364 {
1365 struct dvb_usb_device *d = fe_to_d(fe);
1366 dev_dbg(&d->udev->dev, "%s: adap=%d\n", __func__, fe_to_adap(fe)->id);
1367
1368 if (d->udev->speed == USB_SPEED_FULL)
1369 stream->u.bulk.buffersize = 5 * 188;
1370
1371 return 0;
1372 }
1373
1374 static int af9035_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff)
1375 {
1376 struct state *state = adap_to_priv(adap);
1377
1378 return state->ops.pid_filter_ctrl(adap->fe[0], onoff);
1379 }
1380
1381 static int af9035_pid_filter(struct dvb_usb_adapter *adap, int index, u16 pid,
1382 int onoff)
1383 {
1384 struct state *state = adap_to_priv(adap);
1385
1386 return state->ops.pid_filter(adap->fe[0], index, pid, onoff);
1387 }
1388
1389 static int af9035_probe(struct usb_interface *intf,
1390 const struct usb_device_id *id)
1391 {
1392 struct usb_device *udev = interface_to_usbdev(intf);
1393 char manufacturer[sizeof("Afatech")];
1394
1395 memset(manufacturer, 0, sizeof(manufacturer));
1396 usb_string(udev, udev->descriptor.iManufacturer,
1397 manufacturer, sizeof(manufacturer));
1398 /*
1399 * There is two devices having same ID but different chipset. One uses
1400 * AF9015 and the other IT9135 chipset. Only difference seen on lsusb
1401 * is iManufacturer string.
1402 *
1403 * idVendor 0x0ccd TerraTec Electronic GmbH
1404 * idProduct 0x0099
1405 * bcdDevice 2.00
1406 * iManufacturer 1 Afatech
1407 * iProduct 2 DVB-T 2
1408 *
1409 * idVendor 0x0ccd TerraTec Electronic GmbH
1410 * idProduct 0x0099
1411 * bcdDevice 2.00
1412 * iManufacturer 1 ITE Technologies, Inc.
1413 * iProduct 2 DVB-T TV Stick
1414 */
1415 if ((le16_to_cpu(udev->descriptor.idVendor) == USB_VID_TERRATEC) &&
1416 (le16_to_cpu(udev->descriptor.idProduct) == 0x0099)) {
1417 if (!strcmp("Afatech", manufacturer)) {
1418 dev_dbg(&udev->dev, "%s: rejecting device\n", __func__);
1419 return -ENODEV;
1420 }
1421 }
1422
1423 return dvb_usbv2_probe(intf, id);
1424 }
1425
1426 /* interface 0 is used by DVB-T receiver and
1427 interface 1 is for remote controller (HID) */
1428 static const struct dvb_usb_device_properties af9035_props = {
1429 .driver_name = KBUILD_MODNAME,
1430 .owner = THIS_MODULE,
1431 .adapter_nr = adapter_nr,
1432 .size_of_priv = sizeof(struct state),
1433
1434 .generic_bulk_ctrl_endpoint = 0x02,
1435 .generic_bulk_ctrl_endpoint_response = 0x81,
1436
1437 .identify_state = af9035_identify_state,
1438 .download_firmware = af9035_download_firmware,
1439
1440 .i2c_algo = &af9035_i2c_algo,
1441 .read_config = af9035_read_config,
1442 .frontend_attach = af9035_frontend_attach,
1443 .tuner_attach = af9035_tuner_attach,
1444 .init = af9035_init,
1445 .get_rc_config = af9035_get_rc_config,
1446 .get_stream_config = af9035_get_stream_config,
1447
1448 .get_adapter_count = af9035_get_adapter_count,
1449 .adapter = {
1450 {
1451 .caps = DVB_USB_ADAP_HAS_PID_FILTER |
1452 DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
1453
1454 .pid_filter_count = 32,
1455 .pid_filter_ctrl = af9035_pid_filter_ctrl,
1456 .pid_filter = af9035_pid_filter,
1457
1458 .stream = DVB_USB_STREAM_BULK(0x84, 6, 87 * 188),
1459 }, {
1460 .caps = DVB_USB_ADAP_HAS_PID_FILTER |
1461 DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
1462
1463 .pid_filter_count = 32,
1464 .pid_filter_ctrl = af9035_pid_filter_ctrl,
1465 .pid_filter = af9035_pid_filter,
1466
1467 .stream = DVB_USB_STREAM_BULK(0x85, 6, 87 * 188),
1468 },
1469 },
1470 };
1471
1472 static const struct usb_device_id af9035_id_table[] = {
1473 /* AF9035 devices */
1474 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_9035,
1475 &af9035_props, "Afatech AF9035 reference design", NULL) },
1476 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1000,
1477 &af9035_props, "Afatech AF9035 reference design", NULL) },
1478 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1001,
1479 &af9035_props, "Afatech AF9035 reference design", NULL) },
1480 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1002,
1481 &af9035_props, "Afatech AF9035 reference design", NULL) },
1482 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1003,
1483 &af9035_props, "Afatech AF9035 reference design", NULL) },
1484 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_STICK,
1485 &af9035_props, "TerraTec Cinergy T Stick", NULL) },
1486 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A835,
1487 &af9035_props, "AVerMedia AVerTV Volar HD/PRO (A835)", NULL) },
1488 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_B835,
1489 &af9035_props, "AVerMedia AVerTV Volar HD/PRO (A835)", NULL) },
1490 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_1867,
1491 &af9035_props, "AVerMedia HD Volar (A867)", NULL) },
1492 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A867,
1493 &af9035_props, "AVerMedia HD Volar (A867)", NULL) },
1494 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_TWINSTAR,
1495 &af9035_props, "AVerMedia Twinstar (A825)", NULL) },
1496 { DVB_USB_DEVICE(USB_VID_ASUS, USB_PID_ASUS_U3100MINI_PLUS,
1497 &af9035_props, "Asus U3100Mini Plus", NULL) },
1498 { DVB_USB_DEVICE(USB_VID_TERRATEC, 0x00aa,
1499 &af9035_props, "TerraTec Cinergy T Stick (rev. 2)", NULL) },
1500 /* IT9135 devices */
1501 { DVB_USB_DEVICE(USB_VID_ITETECH, USB_PID_ITETECH_IT9135,
1502 &af9035_props, "ITE 9135 Generic", RC_MAP_IT913X_V1) },
1503 { DVB_USB_DEVICE(USB_VID_ITETECH, USB_PID_ITETECH_IT9135_9005,
1504 &af9035_props, "ITE 9135(9005) Generic", RC_MAP_IT913X_V2) },
1505 { DVB_USB_DEVICE(USB_VID_ITETECH, USB_PID_ITETECH_IT9135_9006,
1506 &af9035_props, "ITE 9135(9006) Generic", RC_MAP_IT913X_V1) },
1507 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A835B_1835,
1508 &af9035_props, "Avermedia A835B(1835)", RC_MAP_IT913X_V2) },
1509 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A835B_2835,
1510 &af9035_props, "Avermedia A835B(2835)", RC_MAP_IT913X_V2) },
1511 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A835B_3835,
1512 &af9035_props, "Avermedia A835B(3835)", RC_MAP_IT913X_V2) },
1513 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A835B_4835,
1514 &af9035_props, "Avermedia A835B(4835)", RC_MAP_IT913X_V2) },
1515 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_H335,
1516 &af9035_props, "Avermedia H335", RC_MAP_IT913X_V2) },
1517 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_UB499_2T_T09,
1518 &af9035_props, "Kworld UB499-2T T09", RC_MAP_IT913X_V1) },
1519 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV22_IT9137,
1520 &af9035_props, "Sveon STV22 Dual DVB-T HDTV",
1521 RC_MAP_IT913X_V1) },
1522 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_CTVDIGDUAL_V2,
1523 &af9035_props, "Digital Dual TV Receiver CTVDIGDUAL_V2",
1524 RC_MAP_IT913X_V1) },
1525 /* XXX: that same ID [0ccd:0099] is used by af9015 driver too */
1526 { DVB_USB_DEVICE(USB_VID_TERRATEC, 0x0099,
1527 &af9035_props, "TerraTec Cinergy T Stick Dual RC (rev. 2)", NULL) },
1528 { DVB_USB_DEVICE(USB_VID_LEADTEK, 0x6a05,
1529 &af9035_props, "Leadtek WinFast DTV Dongle Dual", NULL) },
1530 { DVB_USB_DEVICE(USB_VID_HAUPPAUGE, 0xf900,
1531 &af9035_props, "Hauppauge WinTV-MiniStick 2", NULL) },
1532 { }
1533 };
1534 MODULE_DEVICE_TABLE(usb, af9035_id_table);
1535
1536 static struct usb_driver af9035_usb_driver = {
1537 .name = KBUILD_MODNAME,
1538 .id_table = af9035_id_table,
1539 .probe = af9035_probe,
1540 .disconnect = dvb_usbv2_disconnect,
1541 .suspend = dvb_usbv2_suspend,
1542 .resume = dvb_usbv2_resume,
1543 .reset_resume = dvb_usbv2_reset_resume,
1544 .no_dynamic_id = 1,
1545 .soft_unbind = 1,
1546 };
1547
1548 module_usb_driver(af9035_usb_driver);
1549
1550 MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>");
1551 MODULE_DESCRIPTION("Afatech AF9035 driver");
1552 MODULE_LICENSE("GPL");
1553 MODULE_FIRMWARE(AF9035_FIRMWARE_AF9035);
1554 MODULE_FIRMWARE(AF9035_FIRMWARE_IT9135_V1);
1555 MODULE_FIRMWARE(AF9035_FIRMWARE_IT9135_V2);
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