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treewide: remove redundant IS_ERR() before error code check
[linux/fpc-iii.git] / drivers / media / usb / dvb-usb-v2 / af9035.c
blobb1f69c11c83952b07cb902acf3296a7292acba3a
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 * Afatech AF9035 DVB USB driver
4 *
5 * Copyright (C) 2009 Antti Palosaari <crope@iki.fi>
6 * Copyright (C) 2012 Antti Palosaari <crope@iki.fi>
7 */
8
9 #include "af9035.h"
10
11 /* Max transfer size done by I2C transfer functions */
12 #define MAX_XFER_SIZE 64
13
14 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
15
16 static u16 af9035_checksum(const u8 *buf, size_t len)
17 {
18 size_t i;
19 u16 checksum = 0;
20
21 for (i = 1; i < len; i++) {
22 if (i % 2)
23 checksum += buf[i] << 8;
24 else
25 checksum += buf[i];
26 }
27 checksum = ~checksum;
28
29 return checksum;
30 }
31
32 static int af9035_ctrl_msg(struct dvb_usb_device *d, struct usb_req *req)
33 {
34 #define REQ_HDR_LEN 4 /* send header size */
35 #define ACK_HDR_LEN 3 /* rece header size */
36 #define CHECKSUM_LEN 2
37 #define USB_TIMEOUT 2000
38 struct state *state = d_to_priv(d);
39 struct usb_interface *intf = d->intf;
40 int ret, wlen, rlen;
41 u16 checksum, tmp_checksum;
42
43 mutex_lock(&d->usb_mutex);
44
45 /* buffer overflow check */
46 if (req->wlen > (BUF_LEN - REQ_HDR_LEN - CHECKSUM_LEN) ||
47 req->rlen > (BUF_LEN - ACK_HDR_LEN - CHECKSUM_LEN)) {
48 dev_err(&intf->dev, "too much data wlen=%d rlen=%d\n",
49 req->wlen, req->rlen);
50 ret = -EINVAL;
51 goto exit;
52 }
53
54 state->buf[0] = REQ_HDR_LEN + req->wlen + CHECKSUM_LEN - 1;
55 state->buf[1] = req->mbox;
56 state->buf[2] = req->cmd;
57 state->buf[3] = state->seq++;
58 memcpy(&state->buf[REQ_HDR_LEN], req->wbuf, req->wlen);
59
60 wlen = REQ_HDR_LEN + req->wlen + CHECKSUM_LEN;
61 rlen = ACK_HDR_LEN + req->rlen + CHECKSUM_LEN;
62
63 /* calc and add checksum */
64 checksum = af9035_checksum(state->buf, state->buf[0] - 1);
65 state->buf[state->buf[0] - 1] = (checksum >> 8);
66 state->buf[state->buf[0] - 0] = (checksum & 0xff);
67
68 /* no ack for these packets */
69 if (req->cmd == CMD_FW_DL)
70 rlen = 0;
71
72 ret = dvb_usbv2_generic_rw_locked(d,
73 state->buf, wlen, state->buf, rlen);
74 if (ret)
75 goto exit;
76
77 /* no ack for those packets */
78 if (req->cmd == CMD_FW_DL)
79 goto exit;
80
81 /* verify checksum */
82 checksum = af9035_checksum(state->buf, rlen - 2);
83 tmp_checksum = (state->buf[rlen - 2] << 8) | state->buf[rlen - 1];
84 if (tmp_checksum != checksum) {
85 dev_err(&intf->dev, "command=%02x checksum mismatch (%04x != %04x)\n",
86 req->cmd, tmp_checksum, checksum);
87 ret = -EIO;
88 goto exit;
89 }
90
91 /* check status */
92 if (state->buf[2]) {
93 /* fw returns status 1 when IR code was not received */
94 if (req->cmd == CMD_IR_GET || state->buf[2] == 1) {
95 ret = 1;
96 goto exit;
97 }
98
99 dev_dbg(&intf->dev, "command=%02x failed fw error=%d\n",
100 req->cmd, state->buf[2]);
101 ret = -EIO;
102 goto exit;
103 }
104
105 /* read request, copy returned data to return buf */
106 if (req->rlen)
107 memcpy(req->rbuf, &state->buf[ACK_HDR_LEN], req->rlen);
108 exit:
109 mutex_unlock(&d->usb_mutex);
110 return ret;
111 }
112
113 /* write multiple registers */
114 static int af9035_wr_regs(struct dvb_usb_device *d, u32 reg, u8 *val, int len)
115 {
116 struct usb_interface *intf = d->intf;
117 u8 wbuf[MAX_XFER_SIZE];
118 u8 mbox = (reg >> 16) & 0xff;
119 struct usb_req req = { CMD_MEM_WR, mbox, 6 + len, wbuf, 0, NULL };
120
121 if (6 + len > sizeof(wbuf)) {
122 dev_warn(&intf->dev, "i2c wr: len=%d is too big!\n", len);
123 return -EOPNOTSUPP;
124 }
125
126 wbuf[0] = len;
127 wbuf[1] = 2;
128 wbuf[2] = 0;
129 wbuf[3] = 0;
130 wbuf[4] = (reg >> 8) & 0xff;
131 wbuf[5] = (reg >> 0) & 0xff;
132 memcpy(&wbuf[6], val, len);
133
134 return af9035_ctrl_msg(d, &req);
135 }
136
137 /* read multiple registers */
138 static int af9035_rd_regs(struct dvb_usb_device *d, u32 reg, u8 *val, int len)
139 {
140 u8 wbuf[] = { len, 2, 0, 0, (reg >> 8) & 0xff, reg & 0xff };
141 u8 mbox = (reg >> 16) & 0xff;
142 struct usb_req req = { CMD_MEM_RD, mbox, sizeof(wbuf), wbuf, len, val };
143
144 return af9035_ctrl_msg(d, &req);
145 }
146
147 /* write single register */
148 static int af9035_wr_reg(struct dvb_usb_device *d, u32 reg, u8 val)
149 {
150 return af9035_wr_regs(d, reg, &val, 1);
151 }
152
153 /* read single register */
154 static int af9035_rd_reg(struct dvb_usb_device *d, u32 reg, u8 *val)
155 {
156 return af9035_rd_regs(d, reg, val, 1);
157 }
158
159 /* write single register with mask */
160 static int af9035_wr_reg_mask(struct dvb_usb_device *d, u32 reg, u8 val,
161 u8 mask)
162 {
163 int ret;
164 u8 tmp;
165
166 /* no need for read if whole reg is written */
167 if (mask != 0xff) {
168 ret = af9035_rd_regs(d, reg, &tmp, 1);
169 if (ret)
170 return ret;
171
172 val &= mask;
173 tmp &= ~mask;
174 val |= tmp;
175 }
176
177 return af9035_wr_regs(d, reg, &val, 1);
178 }
179
180 static int af9035_add_i2c_dev(struct dvb_usb_device *d, const char *type,
181 u8 addr, void *platform_data, struct i2c_adapter *adapter)
182 {
183 int ret, num;
184 struct state *state = d_to_priv(d);
185 struct usb_interface *intf = d->intf;
186 struct i2c_client *client;
187 struct i2c_board_info board_info = {
188 .addr = addr,
189 .platform_data = platform_data,
190 };
191
192 strscpy(board_info.type, type, I2C_NAME_SIZE);
193
194 /* find first free client */
195 for (num = 0; num < AF9035_I2C_CLIENT_MAX; num++) {
196 if (state->i2c_client[num] == NULL)
197 break;
198 }
199
200 dev_dbg(&intf->dev, "num=%d\n", num);
201
202 if (num == AF9035_I2C_CLIENT_MAX) {
203 dev_err(&intf->dev, "I2C client out of index\n");
204 ret = -ENODEV;
205 goto err;
206 }
207
208 request_module("%s", board_info.type);
209
210 /* register I2C device */
211 client = i2c_new_client_device(adapter, &board_info);
212 if (!i2c_client_has_driver(client)) {
213 ret = -ENODEV;
214 goto err;
215 }
216
217 /* increase I2C driver usage count */
218 if (!try_module_get(client->dev.driver->owner)) {
219 i2c_unregister_device(client);
220 ret = -ENODEV;
221 goto err;
222 }
223
224 state->i2c_client[num] = client;
225 return 0;
226 err:
227 dev_dbg(&intf->dev, "failed=%d\n", ret);
228 return ret;
229 }
230
231 static void af9035_del_i2c_dev(struct dvb_usb_device *d)
232 {
233 int num;
234 struct state *state = d_to_priv(d);
235 struct usb_interface *intf = d->intf;
236 struct i2c_client *client;
237
238 /* find last used client */
239 num = AF9035_I2C_CLIENT_MAX;
240 while (num--) {
241 if (state->i2c_client[num] != NULL)
242 break;
243 }
244
245 dev_dbg(&intf->dev, "num=%d\n", num);
246
247 if (num == -1) {
248 dev_err(&intf->dev, "I2C client out of index\n");
249 goto err;
250 }
251
252 client = state->i2c_client[num];
253
254 /* decrease I2C driver usage count */
255 module_put(client->dev.driver->owner);
256
257 /* unregister I2C device */
258 i2c_unregister_device(client);
259
260 state->i2c_client[num] = NULL;
261 return;
262 err:
263 dev_dbg(&intf->dev, "failed\n");
264 }
265
266 static int af9035_i2c_master_xfer(struct i2c_adapter *adap,
267 struct i2c_msg msg[], int num)
268 {
269 struct dvb_usb_device *d = i2c_get_adapdata(adap);
270 struct state *state = d_to_priv(d);
271 int ret;
272
273 if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
274 return -EAGAIN;
275
276 /*
277 * AF9035 I2C sub header is 5 bytes long. Meaning of those bytes are:
278 * 0: data len
279 * 1: I2C addr << 1
280 * 2: reg addr len
281 * byte 3 and 4 can be used as reg addr
282 * 3: reg addr MSB
283 * used when reg addr len is set to 2
284 * 4: reg addr LSB
285 * used when reg addr len is set to 1 or 2
286 *
287 * For the simplify we do not use register addr at all.
288 * NOTE: As a firmware knows tuner type there is very small possibility
289 * there could be some tuner I2C hacks done by firmware and this may
290 * lead problems if firmware expects those bytes are used.
291 *
292 * TODO: Here is few hacks. AF9035 chip integrates AF9033 demodulator.
293 * IT9135 chip integrates AF9033 demodulator and RF tuner. For dual
294 * tuner devices, there is also external AF9033 demodulator connected
295 * via external I2C bus. All AF9033 demod I2C traffic, both single and
296 * dual tuner configuration, is covered by firmware - actual USB IO
297 * looks just like a memory access.
298 * In case of IT913x chip, there is own tuner driver. It is implemented
299 * currently as a I2C driver, even tuner IP block is likely build
300 * directly into the demodulator memory space and there is no own I2C
301 * bus. I2C subsystem does not allow register multiple devices to same
302 * bus, having same slave address. Due to that we reuse demod address,
303 * shifted by one bit, on that case.
304 *
305 * For IT930x we use a different command and the sub header is
306 * different as well:
307 * 0: data len
308 * 1: I2C bus (0x03 seems to be only value used)
309 * 2: I2C addr << 1
310 */
311 #define AF9035_IS_I2C_XFER_WRITE_READ(_msg, _num) \
312 (_num == 2 && !(_msg[0].flags & I2C_M_RD) && (_msg[1].flags & I2C_M_RD))
313 #define AF9035_IS_I2C_XFER_WRITE(_msg, _num) \
314 (_num == 1 && !(_msg[0].flags & I2C_M_RD))
315 #define AF9035_IS_I2C_XFER_READ(_msg, _num) \
316 (_num == 1 && (_msg[0].flags & I2C_M_RD))
317
318 if (AF9035_IS_I2C_XFER_WRITE_READ(msg, num)) {
319 if (msg[0].len > 40 || msg[1].len > 40) {
320 /* TODO: correct limits > 40 */
321 ret = -EOPNOTSUPP;
322 } else if ((msg[0].addr == state->af9033_i2c_addr[0]) ||
323 (msg[0].addr == state->af9033_i2c_addr[1])) {
324 /* demod access via firmware interface */
325 u32 reg = msg[0].buf[0] << 16 | msg[0].buf[1] << 8 |
326 msg[0].buf[2];
327
328 if (msg[0].addr == state->af9033_i2c_addr[1])
329 reg |= 0x100000;
330
331 ret = af9035_rd_regs(d, reg, &msg[1].buf[0],
332 msg[1].len);
333 } else if (state->no_read) {
334 memset(msg[1].buf, 0, msg[1].len);
335 ret = 0;
336 } else {
337 /* I2C write + read */
338 u8 buf[MAX_XFER_SIZE];
339 struct usb_req req = { CMD_I2C_RD, 0, 5 + msg[0].len,
340 buf, msg[1].len, msg[1].buf };
341
342 if (state->chip_type == 0x9306) {
343 req.cmd = CMD_GENERIC_I2C_RD;
344 req.wlen = 3 + msg[0].len;
345 }
346 req.mbox |= ((msg[0].addr & 0x80) >> 3);
347
348 buf[0] = msg[1].len;
349 if (state->chip_type == 0x9306) {
350 buf[1] = 0x03; /* I2C bus */
351 buf[2] = msg[0].addr << 1;
352 memcpy(&buf[3], msg[0].buf, msg[0].len);
353 } else {
354 buf[1] = msg[0].addr << 1;
355 buf[3] = 0x00; /* reg addr MSB */
356 buf[4] = 0x00; /* reg addr LSB */
357
358 /* Keep prev behavior for write req len > 2*/
359 if (msg[0].len > 2) {
360 buf[2] = 0x00; /* reg addr len */
361 memcpy(&buf[5], msg[0].buf, msg[0].len);
362
363 /* Use reg addr fields if write req len <= 2 */
364 } else {
365 req.wlen = 5;
366 buf[2] = msg[0].len;
367 if (msg[0].len == 2) {
368 buf[3] = msg[0].buf[0];
369 buf[4] = msg[0].buf[1];
370 } else if (msg[0].len == 1) {
371 buf[4] = msg[0].buf[0];
372 }
373 }
374 }
375 ret = af9035_ctrl_msg(d, &req);
376 }
377 } else if (AF9035_IS_I2C_XFER_WRITE(msg, num)) {
378 if (msg[0].len > 40) {
379 /* TODO: correct limits > 40 */
380 ret = -EOPNOTSUPP;
381 } else if ((msg[0].addr == state->af9033_i2c_addr[0]) ||
382 (msg[0].addr == state->af9033_i2c_addr[1])) {
383 /* demod access via firmware interface */
384 u32 reg = msg[0].buf[0] << 16 | msg[0].buf[1] << 8 |
385 msg[0].buf[2];
386
387 if (msg[0].addr == state->af9033_i2c_addr[1])
388 reg |= 0x100000;
389
390 ret = (msg[0].len >= 3) ? af9035_wr_regs(d, reg,
391 &msg[0].buf[3],
392 msg[0].len - 3)
393 : -EOPNOTSUPP;
394 } else {
395 /* I2C write */
396 u8 buf[MAX_XFER_SIZE];
397 struct usb_req req = { CMD_I2C_WR, 0, 5 + msg[0].len,
398 buf, 0, NULL };
399
400 if (state->chip_type == 0x9306) {
401 req.cmd = CMD_GENERIC_I2C_WR;
402 req.wlen = 3 + msg[0].len;
403 }
404
405 req.mbox |= ((msg[0].addr & 0x80) >> 3);
406 buf[0] = msg[0].len;
407 if (state->chip_type == 0x9306) {
408 buf[1] = 0x03; /* I2C bus */
409 buf[2] = msg[0].addr << 1;
410 memcpy(&buf[3], msg[0].buf, msg[0].len);
411 } else {
412 buf[1] = msg[0].addr << 1;
413 buf[2] = 0x00; /* reg addr len */
414 buf[3] = 0x00; /* reg addr MSB */
415 buf[4] = 0x00; /* reg addr LSB */
416 memcpy(&buf[5], msg[0].buf, msg[0].len);
417 }
418 ret = af9035_ctrl_msg(d, &req);
419 }
420 } else if (AF9035_IS_I2C_XFER_READ(msg, num)) {
421 if (msg[0].len > 40) {
422 /* TODO: correct limits > 40 */
423 ret = -EOPNOTSUPP;
424 } else if (state->no_read) {
425 memset(msg[0].buf, 0, msg[0].len);
426 ret = 0;
427 } else {
428 /* I2C read */
429 u8 buf[5];
430 struct usb_req req = { CMD_I2C_RD, 0, sizeof(buf),
431 buf, msg[0].len, msg[0].buf };
432
433 if (state->chip_type == 0x9306) {
434 req.cmd = CMD_GENERIC_I2C_RD;
435 req.wlen = 3;
436 }
437 req.mbox |= ((msg[0].addr & 0x80) >> 3);
438 buf[0] = msg[0].len;
439 if (state->chip_type == 0x9306) {
440 buf[1] = 0x03; /* I2C bus */
441 buf[2] = msg[0].addr << 1;
442 } else {
443 buf[1] = msg[0].addr << 1;
444 buf[2] = 0x00; /* reg addr len */
445 buf[3] = 0x00; /* reg addr MSB */
446 buf[4] = 0x00; /* reg addr LSB */
447 }
448 ret = af9035_ctrl_msg(d, &req);
449 }
450 } else {
451 /*
452 * We support only three kind of I2C transactions:
453 * 1) 1 x write + 1 x read (repeated start)
454 * 2) 1 x write
455 * 3) 1 x read
456 */
457 ret = -EOPNOTSUPP;
458 }
459
460 mutex_unlock(&d->i2c_mutex);
461
462 if (ret < 0)
463 return ret;
464 else
465 return num;
466 }
467
468 static u32 af9035_i2c_functionality(struct i2c_adapter *adapter)
469 {
470 return I2C_FUNC_I2C;
471 }
472
473 static struct i2c_algorithm af9035_i2c_algo = {
474 .master_xfer = af9035_i2c_master_xfer,
475 .functionality = af9035_i2c_functionality,
476 };
477
478 static int af9035_identify_state(struct dvb_usb_device *d, const char **name)
479 {
480 struct state *state = d_to_priv(d);
481 struct usb_interface *intf = d->intf;
482 int ret, i, ts_mode_invalid;
483 unsigned int utmp, eeprom_addr;
484 u8 tmp;
485 u8 wbuf[1] = { 1 };
486 u8 rbuf[4];
487 struct usb_req req = { CMD_FW_QUERYINFO, 0, sizeof(wbuf), wbuf,
488 sizeof(rbuf), rbuf };
489
490 ret = af9035_rd_regs(d, 0x1222, rbuf, 3);
491 if (ret < 0)
492 goto err;
493
494 state->chip_version = rbuf[0];
495 state->chip_type = rbuf[2] << 8 | rbuf[1] << 0;
496
497 ret = af9035_rd_reg(d, 0x384f, &state->prechip_version);
498 if (ret < 0)
499 goto err;
500
501 dev_info(&intf->dev, "prechip_version=%02x chip_version=%02x chip_type=%04x\n",
502 state->prechip_version, state->chip_version, state->chip_type);
503
504 if (state->chip_type == 0x9135) {
505 if (state->chip_version == 0x02) {
506 *name = AF9035_FIRMWARE_IT9135_V2;
507 utmp = 0x00461d;
508 } else {
509 *name = AF9035_FIRMWARE_IT9135_V1;
510 utmp = 0x00461b;
511 }
512
513 /* Check if eeprom exists */
514 ret = af9035_rd_reg(d, utmp, &tmp);
515 if (ret < 0)
516 goto err;
517
518 if (tmp == 0x00) {
519 dev_dbg(&intf->dev, "no eeprom\n");
520 state->no_eeprom = true;
521 goto check_firmware_status;
522 }
523
524 eeprom_addr = EEPROM_BASE_IT9135;
525 } else if (state->chip_type == 0x9306) {
526 *name = AF9035_FIRMWARE_IT9303;
527 state->no_eeprom = true;
528 goto check_firmware_status;
529 } else {
530 *name = AF9035_FIRMWARE_AF9035;
531 eeprom_addr = EEPROM_BASE_AF9035;
532 }
533
534 /* Read and store eeprom */
535 for (i = 0; i < 256; i += 32) {
536 ret = af9035_rd_regs(d, eeprom_addr + i, &state->eeprom[i], 32);
537 if (ret < 0)
538 goto err;
539 }
540
541 dev_dbg(&intf->dev, "eeprom dump:\n");
542 for (i = 0; i < 256; i += 16)
543 dev_dbg(&intf->dev, "%*ph\n", 16, &state->eeprom[i]);
544
545 /* check for dual tuner mode */
546 tmp = state->eeprom[EEPROM_TS_MODE];
547 ts_mode_invalid = 0;
548 switch (tmp) {
549 case 0:
550 break;
551 case 1:
552 case 3:
553 state->dual_mode = true;
554 break;
555 case 5:
556 if (state->chip_type != 0x9135 && state->chip_type != 0x9306)
557 state->dual_mode = true; /* AF9035 */
558 else
559 ts_mode_invalid = 1;
560 break;
561 default:
562 ts_mode_invalid = 1;
563 }
564
565 dev_dbg(&intf->dev, "ts mode=%d dual mode=%d\n", tmp, state->dual_mode);
566
567 if (ts_mode_invalid)
568 dev_info(&intf->dev, "ts mode=%d not supported, defaulting to single tuner mode!", tmp);
569
570 check_firmware_status:
571 ret = af9035_ctrl_msg(d, &req);
572 if (ret < 0)
573 goto err;
574
575 dev_dbg(&intf->dev, "reply=%*ph\n", 4, rbuf);
576 if (rbuf[0] || rbuf[1] || rbuf[2] || rbuf[3])
577 ret = WARM;
578 else
579 ret = COLD;
580
581 return ret;
582
583 err:
584 dev_dbg(&intf->dev, "failed=%d\n", ret);
585
586 return ret;
587 }
588
589 static int af9035_download_firmware_old(struct dvb_usb_device *d,
590 const struct firmware *fw)
591 {
592 struct usb_interface *intf = d->intf;
593 int ret, i, j, len;
594 u8 wbuf[1];
595 struct usb_req req = { 0, 0, 0, NULL, 0, NULL };
596 struct usb_req req_fw_dl = { CMD_FW_DL, 0, 0, wbuf, 0, NULL };
597 u8 hdr_core;
598 u16 hdr_addr, hdr_data_len, hdr_checksum;
599 #define MAX_DATA 58
600 #define HDR_SIZE 7
601
602 /*
603 * Thanks to Daniel Glöckner <daniel-gl@gmx.net> about that info!
604 *
605 * byte 0: MCS 51 core
606 * There are two inside the AF9035 (1=Link and 2=OFDM) with separate
607 * address spaces
608 * byte 1-2: Big endian destination address
609 * byte 3-4: Big endian number of data bytes following the header
610 * byte 5-6: Big endian header checksum, apparently ignored by the chip
611 * Calculated as ~(h[0]*256+h[1]+h[2]*256+h[3]+h[4]*256)
612 */
613
614 for (i = fw->size; i > HDR_SIZE;) {
615 hdr_core = fw->data[fw->size - i + 0];
616 hdr_addr = fw->data[fw->size - i + 1] << 8;
617 hdr_addr |= fw->data[fw->size - i + 2] << 0;
618 hdr_data_len = fw->data[fw->size - i + 3] << 8;
619 hdr_data_len |= fw->data[fw->size - i + 4] << 0;
620 hdr_checksum = fw->data[fw->size - i + 5] << 8;
621 hdr_checksum |= fw->data[fw->size - i + 6] << 0;
622
623 dev_dbg(&intf->dev, "core=%d addr=%04x data_len=%d checksum=%04x\n",
624 hdr_core, hdr_addr, hdr_data_len, hdr_checksum);
625
626 if (((hdr_core != 1) && (hdr_core != 2)) ||
627 (hdr_data_len > i)) {
628 dev_dbg(&intf->dev, "bad firmware\n");
629 break;
630 }
631
632 /* download begin packet */
633 req.cmd = CMD_FW_DL_BEGIN;
634 ret = af9035_ctrl_msg(d, &req);
635 if (ret < 0)
636 goto err;
637
638 /* download firmware packet(s) */
639 for (j = HDR_SIZE + hdr_data_len; j > 0; j -= MAX_DATA) {
640 len = j;
641 if (len > MAX_DATA)
642 len = MAX_DATA;
643 req_fw_dl.wlen = len;
644 req_fw_dl.wbuf = (u8 *) &fw->data[fw->size - i +
645 HDR_SIZE + hdr_data_len - j];
646 ret = af9035_ctrl_msg(d, &req_fw_dl);
647 if (ret < 0)
648 goto err;
649 }
650
651 /* download end packet */
652 req.cmd = CMD_FW_DL_END;
653 ret = af9035_ctrl_msg(d, &req);
654 if (ret < 0)
655 goto err;
656
657 i -= hdr_data_len + HDR_SIZE;
658
659 dev_dbg(&intf->dev, "data uploaded=%zu\n", fw->size - i);
660 }
661
662 /* print warn if firmware is bad, continue and see what happens */
663 if (i)
664 dev_warn(&intf->dev, "bad firmware\n");
665
666 return 0;
667
668 err:
669 dev_dbg(&intf->dev, "failed=%d\n", ret);
670
671 return ret;
672 }
673
674 static int af9035_download_firmware_new(struct dvb_usb_device *d,
675 const struct firmware *fw)
676 {
677 struct usb_interface *intf = d->intf;
678 int ret, i, i_prev;
679 struct usb_req req_fw_dl = { CMD_FW_SCATTER_WR, 0, 0, NULL, 0, NULL };
680 #define HDR_SIZE 7
681
682 /*
683 * There seems to be following firmware header. Meaning of bytes 0-3
684 * is unknown.
685 *
686 * 0: 3
687 * 1: 0, 1
688 * 2: 0
689 * 3: 1, 2, 3
690 * 4: addr MSB
691 * 5: addr LSB
692 * 6: count of data bytes ?
693 */
694 for (i = HDR_SIZE, i_prev = 0; i <= fw->size; i++) {
695 if (i == fw->size ||
696 (fw->data[i + 0] == 0x03 &&
697 (fw->data[i + 1] == 0x00 ||
698 fw->data[i + 1] == 0x01) &&
699 fw->data[i + 2] == 0x00)) {
700 req_fw_dl.wlen = i - i_prev;
701 req_fw_dl.wbuf = (u8 *) &fw->data[i_prev];
702 i_prev = i;
703 ret = af9035_ctrl_msg(d, &req_fw_dl);
704 if (ret < 0)
705 goto err;
706
707 dev_dbg(&intf->dev, "data uploaded=%d\n", i);
708 }
709 }
710
711 return 0;
712
713 err:
714 dev_dbg(&intf->dev, "failed=%d\n", ret);
715
716 return ret;
717 }
718
719 static int af9035_download_firmware(struct dvb_usb_device *d,
720 const struct firmware *fw)
721 {
722 struct usb_interface *intf = d->intf;
723 struct state *state = d_to_priv(d);
724 int ret;
725 u8 wbuf[1];
726 u8 rbuf[4];
727 u8 tmp;
728 struct usb_req req = { 0, 0, 0, NULL, 0, NULL };
729 struct usb_req req_fw_ver = { CMD_FW_QUERYINFO, 0, 1, wbuf, 4, rbuf };
730
731 dev_dbg(&intf->dev, "\n");
732
733 /*
734 * In case of dual tuner configuration we need to do some extra
735 * initialization in order to download firmware to slave demod too,
736 * which is done by master demod.
737 * Master feeds also clock and controls power via GPIO.
738 */
739 if (state->dual_mode) {
740 /* configure gpioh1, reset & power slave demod */
741 ret = af9035_wr_reg_mask(d, 0x00d8b0, 0x01, 0x01);
742 if (ret < 0)
743 goto err;
744
745 ret = af9035_wr_reg_mask(d, 0x00d8b1, 0x01, 0x01);
746 if (ret < 0)
747 goto err;
748
749 ret = af9035_wr_reg_mask(d, 0x00d8af, 0x00, 0x01);
750 if (ret < 0)
751 goto err;
752
753 usleep_range(10000, 50000);
754
755 ret = af9035_wr_reg_mask(d, 0x00d8af, 0x01, 0x01);
756 if (ret < 0)
757 goto err;
758
759 /* tell the slave I2C address */
760 tmp = state->eeprom[EEPROM_2ND_DEMOD_ADDR];
761
762 /* Use default I2C address if eeprom has no address set */
763 if (!tmp)
764 tmp = 0x1d << 1; /* 8-bit format used by chip */
765
766 if ((state->chip_type == 0x9135) ||
767 (state->chip_type == 0x9306)) {
768 ret = af9035_wr_reg(d, 0x004bfb, tmp);
769 if (ret < 0)
770 goto err;
771 } else {
772 ret = af9035_wr_reg(d, 0x00417f, tmp);
773 if (ret < 0)
774 goto err;
775
776 /* enable clock out */
777 ret = af9035_wr_reg_mask(d, 0x00d81a, 0x01, 0x01);
778 if (ret < 0)
779 goto err;
780 }
781 }
782
783 if (fw->data[0] == 0x01)
784 ret = af9035_download_firmware_old(d, fw);
785 else
786 ret = af9035_download_firmware_new(d, fw);
787 if (ret < 0)
788 goto err;
789
790 /* firmware loaded, request boot */
791 req.cmd = CMD_FW_BOOT;
792 ret = af9035_ctrl_msg(d, &req);
793 if (ret < 0)
794 goto err;
795
796 /* ensure firmware starts */
797 wbuf[0] = 1;
798 ret = af9035_ctrl_msg(d, &req_fw_ver);
799 if (ret < 0)
800 goto err;
801
802 if (!(rbuf[0] || rbuf[1] || rbuf[2] || rbuf[3])) {
803 dev_err(&intf->dev, "firmware did not run\n");
804 ret = -ENODEV;
805 goto err;
806 }
807
808 dev_info(&intf->dev, "firmware version=%d.%d.%d.%d",
809 rbuf[0], rbuf[1], rbuf[2], rbuf[3]);
810
811 return 0;
812
813 err:
814 dev_dbg(&intf->dev, "failed=%d\n", ret);
815
816 return ret;
817 }
818
819 static int af9035_read_config(struct dvb_usb_device *d)
820 {
821 struct usb_interface *intf = d->intf;
822 struct state *state = d_to_priv(d);
823 int ret, i;
824 u8 tmp;
825 u16 tmp16;
826
827 /* Demod I2C address */
828 state->af9033_i2c_addr[0] = 0x1c;
829 state->af9033_i2c_addr[1] = 0x1d;
830 state->af9033_config[0].adc_multiplier = AF9033_ADC_MULTIPLIER_2X;
831 state->af9033_config[1].adc_multiplier = AF9033_ADC_MULTIPLIER_2X;
832 state->af9033_config[0].ts_mode = AF9033_TS_MODE_USB;
833 state->af9033_config[1].ts_mode = AF9033_TS_MODE_SERIAL;
834 state->it930x_addresses = 0;
835
836 if (state->chip_type == 0x9135) {
837 /* feed clock for integrated RF tuner */
838 state->af9033_config[0].dyn0_clk = true;
839 state->af9033_config[1].dyn0_clk = true;
840
841 if (state->chip_version == 0x02) {
842 state->af9033_config[0].tuner = AF9033_TUNER_IT9135_60;
843 state->af9033_config[1].tuner = AF9033_TUNER_IT9135_60;
844 } else {
845 state->af9033_config[0].tuner = AF9033_TUNER_IT9135_38;
846 state->af9033_config[1].tuner = AF9033_TUNER_IT9135_38;
847 }
848
849 if (state->no_eeprom) {
850 /* Remote controller to NEC polling by default */
851 state->ir_mode = 0x05;
852 state->ir_type = 0x00;
853
854 goto skip_eeprom;
855 }
856 } else if (state->chip_type == 0x9306) {
857 /*
858 * IT930x is an USB bridge, only single demod-single tuner
859 * configurations seen so far.
860 */
861 if ((le16_to_cpu(d->udev->descriptor.idVendor) == USB_VID_AVERMEDIA) &&
862 (le16_to_cpu(d->udev->descriptor.idProduct) == USB_PID_AVERMEDIA_TD310)) {
863 state->it930x_addresses = 1;
864 }
865 return 0;
866 }
867
868 /* Remote controller */
869 state->ir_mode = state->eeprom[EEPROM_IR_MODE];
870 state->ir_type = state->eeprom[EEPROM_IR_TYPE];
871
872 if (state->dual_mode) {
873 /* Read 2nd demodulator I2C address. 8-bit format on eeprom */
874 tmp = state->eeprom[EEPROM_2ND_DEMOD_ADDR];
875 if (tmp)
876 state->af9033_i2c_addr[1] = tmp >> 1;
877
878 dev_dbg(&intf->dev, "2nd demod I2C addr=%02x\n",
879 state->af9033_i2c_addr[1]);
880 }
881
882 for (i = 0; i < state->dual_mode + 1; i++) {
883 unsigned int eeprom_offset = 0;
884
885 /* tuner */
886 tmp = state->eeprom[EEPROM_1_TUNER_ID + eeprom_offset];
887 dev_dbg(&intf->dev, "[%d]tuner=%02x\n", i, tmp);
888
889 /* tuner sanity check */
890 if (state->chip_type == 0x9135) {
891 if (state->chip_version == 0x02) {
892 /* IT9135 BX (v2) */
893 switch (tmp) {
894 case AF9033_TUNER_IT9135_60:
895 case AF9033_TUNER_IT9135_61:
896 case AF9033_TUNER_IT9135_62:
897 state->af9033_config[i].tuner = tmp;
898 break;
899 }
900 } else {
901 /* IT9135 AX (v1) */
902 switch (tmp) {
903 case AF9033_TUNER_IT9135_38:
904 case AF9033_TUNER_IT9135_51:
905 case AF9033_TUNER_IT9135_52:
906 state->af9033_config[i].tuner = tmp;
907 break;
908 }
909 }
910 } else {
911 /* AF9035 */
912 state->af9033_config[i].tuner = tmp;
913 }
914
915 if (state->af9033_config[i].tuner != tmp) {
916 dev_info(&intf->dev, "[%d] overriding tuner from %02x to %02x\n",
917 i, tmp, state->af9033_config[i].tuner);
918 }
919
920 switch (state->af9033_config[i].tuner) {
921 case AF9033_TUNER_TUA9001:
922 case AF9033_TUNER_FC0011:
923 case AF9033_TUNER_MXL5007T:
924 case AF9033_TUNER_TDA18218:
925 case AF9033_TUNER_FC2580:
926 case AF9033_TUNER_FC0012:
927 state->af9033_config[i].spec_inv = 1;
928 break;
929 case AF9033_TUNER_IT9135_38:
930 case AF9033_TUNER_IT9135_51:
931 case AF9033_TUNER_IT9135_52:
932 case AF9033_TUNER_IT9135_60:
933 case AF9033_TUNER_IT9135_61:
934 case AF9033_TUNER_IT9135_62:
935 break;
936 default:
937 dev_warn(&intf->dev, "tuner id=%02x not supported, please report!",
938 tmp);
939 }
940
941 /* disable dual mode if driver does not support it */
942 if (i == 1)
943 switch (state->af9033_config[i].tuner) {
944 case AF9033_TUNER_FC0012:
945 case AF9033_TUNER_IT9135_38:
946 case AF9033_TUNER_IT9135_51:
947 case AF9033_TUNER_IT9135_52:
948 case AF9033_TUNER_IT9135_60:
949 case AF9033_TUNER_IT9135_61:
950 case AF9033_TUNER_IT9135_62:
951 case AF9033_TUNER_MXL5007T:
952 break;
953 default:
954 state->dual_mode = false;
955 dev_info(&intf->dev, "driver does not support 2nd tuner and will disable it");
956 }
957
958 /* tuner IF frequency */
959 tmp = state->eeprom[EEPROM_1_IF_L + eeprom_offset];
960 tmp16 = tmp << 0;
961 tmp = state->eeprom[EEPROM_1_IF_H + eeprom_offset];
962 tmp16 |= tmp << 8;
963 dev_dbg(&intf->dev, "[%d]IF=%d\n", i, tmp16);
964
965 eeprom_offset += 0x10; /* shift for the 2nd tuner params */
966 }
967
968 skip_eeprom:
969 /* get demod clock */
970 ret = af9035_rd_reg(d, 0x00d800, &tmp);
971 if (ret < 0)
972 goto err;
973
974 tmp = (tmp >> 0) & 0x0f;
975
976 for (i = 0; i < ARRAY_SIZE(state->af9033_config); i++) {
977 if (state->chip_type == 0x9135)
978 state->af9033_config[i].clock = clock_lut_it9135[tmp];
979 else
980 state->af9033_config[i].clock = clock_lut_af9035[tmp];
981 }
982
983 state->no_read = false;
984 /* Some MXL5007T devices cannot properly handle tuner I2C read ops. */
985 if (state->af9033_config[0].tuner == AF9033_TUNER_MXL5007T &&
986 le16_to_cpu(d->udev->descriptor.idVendor) == USB_VID_AVERMEDIA)
987
988 switch (le16_to_cpu(d->udev->descriptor.idProduct)) {
989 case USB_PID_AVERMEDIA_A867:
990 case USB_PID_AVERMEDIA_TWINSTAR:
991 dev_info(&intf->dev,
992 "Device may have issues with I2C read operations. Enabling fix.\n");
993 state->no_read = true;
994 break;
995 }
996
997 return 0;
998
999 err:
1000 dev_dbg(&intf->dev, "failed=%d\n", ret);
1001
1002 return ret;
1003 }
1004
1005 static int af9035_tua9001_tuner_callback(struct dvb_usb_device *d,
1006 int cmd, int arg)
1007 {
1008 struct usb_interface *intf = d->intf;
1009 int ret;
1010 u8 val;
1011
1012 dev_dbg(&intf->dev, "cmd=%d arg=%d\n", cmd, arg);
1013
1014 /*
1015 * CEN always enabled by hardware wiring
1016 * RESETN GPIOT3
1017 * RXEN GPIOT2
1018 */
1019
1020 switch (cmd) {
1021 case TUA9001_CMD_RESETN:
1022 if (arg)
1023 val = 0x00;
1024 else
1025 val = 0x01;
1026
1027 ret = af9035_wr_reg_mask(d, 0x00d8e7, val, 0x01);
1028 if (ret < 0)
1029 goto err;
1030 break;
1031 case TUA9001_CMD_RXEN:
1032 if (arg)
1033 val = 0x01;
1034 else
1035 val = 0x00;
1036
1037 ret = af9035_wr_reg_mask(d, 0x00d8eb, val, 0x01);
1038 if (ret < 0)
1039 goto err;
1040 break;
1041 }
1042
1043 return 0;
1044
1045 err:
1046 dev_dbg(&intf->dev, "failed=%d\n", ret);
1047
1048 return ret;
1049 }
1050
1051
1052 static int af9035_fc0011_tuner_callback(struct dvb_usb_device *d,
1053 int cmd, int arg)
1054 {
1055 struct usb_interface *intf = d->intf;
1056 int ret;
1057
1058 switch (cmd) {
1059 case FC0011_FE_CALLBACK_POWER:
1060 /* Tuner enable */
1061 ret = af9035_wr_reg_mask(d, 0xd8eb, 1, 1);
1062 if (ret < 0)
1063 goto err;
1064
1065 ret = af9035_wr_reg_mask(d, 0xd8ec, 1, 1);
1066 if (ret < 0)
1067 goto err;
1068
1069 ret = af9035_wr_reg_mask(d, 0xd8ed, 1, 1);
1070 if (ret < 0)
1071 goto err;
1072
1073 /* LED */
1074 ret = af9035_wr_reg_mask(d, 0xd8d0, 1, 1);
1075 if (ret < 0)
1076 goto err;
1077
1078 ret = af9035_wr_reg_mask(d, 0xd8d1, 1, 1);
1079 if (ret < 0)
1080 goto err;
1081
1082 usleep_range(10000, 50000);
1083 break;
1084 case FC0011_FE_CALLBACK_RESET:
1085 ret = af9035_wr_reg(d, 0xd8e9, 1);
1086 if (ret < 0)
1087 goto err;
1088
1089 ret = af9035_wr_reg(d, 0xd8e8, 1);
1090 if (ret < 0)
1091 goto err;
1092
1093 ret = af9035_wr_reg(d, 0xd8e7, 1);
1094 if (ret < 0)
1095 goto err;
1096
1097 usleep_range(10000, 20000);
1098
1099 ret = af9035_wr_reg(d, 0xd8e7, 0);
1100 if (ret < 0)
1101 goto err;
1102
1103 usleep_range(10000, 20000);
1104 break;
1105 default:
1106 ret = -EINVAL;
1107 goto err;
1108 }
1109
1110 return 0;
1111
1112 err:
1113 dev_dbg(&intf->dev, "failed=%d\n", ret);
1114
1115 return ret;
1116 }
1117
1118 static int af9035_tuner_callback(struct dvb_usb_device *d, int cmd, int arg)
1119 {
1120 struct state *state = d_to_priv(d);
1121
1122 switch (state->af9033_config[0].tuner) {
1123 case AF9033_TUNER_FC0011:
1124 return af9035_fc0011_tuner_callback(d, cmd, arg);
1125 case AF9033_TUNER_TUA9001:
1126 return af9035_tua9001_tuner_callback(d, cmd, arg);
1127 default:
1128 break;
1129 }
1130
1131 return 0;
1132 }
1133
1134 static int af9035_frontend_callback(void *adapter_priv, int component,
1135 int cmd, int arg)
1136 {
1137 struct i2c_adapter *adap = adapter_priv;
1138 struct dvb_usb_device *d = i2c_get_adapdata(adap);
1139 struct usb_interface *intf = d->intf;
1140
1141 dev_dbg(&intf->dev, "component=%d cmd=%d arg=%d\n",
1142 component, cmd, arg);
1143
1144 switch (component) {
1145 case DVB_FRONTEND_COMPONENT_TUNER:
1146 return af9035_tuner_callback(d, cmd, arg);
1147 default:
1148 break;
1149 }
1150
1151 return 0;
1152 }
1153
1154 static int af9035_get_adapter_count(struct dvb_usb_device *d)
1155 {
1156 struct state *state = d_to_priv(d);
1157
1158 return state->dual_mode + 1;
1159 }
1160
1161 static int af9035_frontend_attach(struct dvb_usb_adapter *adap)
1162 {
1163 struct state *state = adap_to_priv(adap);
1164 struct dvb_usb_device *d = adap_to_d(adap);
1165 struct usb_interface *intf = d->intf;
1166 int ret;
1167
1168 dev_dbg(&intf->dev, "adap->id=%d\n", adap->id);
1169
1170 if (!state->af9033_config[adap->id].tuner) {
1171 /* unsupported tuner */
1172 ret = -ENODEV;
1173 goto err;
1174 }
1175
1176 state->af9033_config[adap->id].fe = &adap->fe[0];
1177 state->af9033_config[adap->id].ops = &state->ops;
1178 ret = af9035_add_i2c_dev(d, "af9033", state->af9033_i2c_addr[adap->id],
1179 &state->af9033_config[adap->id], &d->i2c_adap);
1180 if (ret)
1181 goto err;
1182
1183 if (adap->fe[0] == NULL) {
1184 ret = -ENODEV;
1185 goto err;
1186 }
1187
1188 /* disable I2C-gate */
1189 adap->fe[0]->ops.i2c_gate_ctrl = NULL;
1190 adap->fe[0]->callback = af9035_frontend_callback;
1191
1192 return 0;
1193
1194 err:
1195 dev_dbg(&intf->dev, "failed=%d\n", ret);
1196
1197 return ret;
1198 }
1199
1200 /*
1201 * The I2C speed register is calculated with:
1202 * I2C speed register = (1000000000 / (24.4 * 16 * I2C_speed))
1203 *
1204 * The default speed register for it930x is 7, with means a
1205 * speed of ~366 kbps
1206 */
1207 #define I2C_SPEED_366K 7
1208
1209 static int it930x_frontend_attach(struct dvb_usb_adapter *adap)
1210 {
1211 struct state *state = adap_to_priv(adap);
1212 struct dvb_usb_device *d = adap_to_d(adap);
1213 struct usb_interface *intf = d->intf;
1214 int ret;
1215 struct si2168_config si2168_config;
1216 struct i2c_adapter *adapter;
1217
1218 dev_dbg(&intf->dev, "adap->id=%d\n", adap->id);
1219
1220 /* I2C master bus 2 clock speed 366k */
1221 ret = af9035_wr_reg(d, 0x00f6a7, I2C_SPEED_366K);
1222 if (ret < 0)
1223 goto err;
1224
1225 /* I2C master bus 1,3 clock speed 366k */
1226 ret = af9035_wr_reg(d, 0x00f103, I2C_SPEED_366K);
1227 if (ret < 0)
1228 goto err;
1229
1230 /* set gpio11 low */
1231 ret = af9035_wr_reg_mask(d, 0xd8d4, 0x01, 0x01);
1232 if (ret < 0)
1233 goto err;
1234
1235 ret = af9035_wr_reg_mask(d, 0xd8d5, 0x01, 0x01);
1236 if (ret < 0)
1237 goto err;
1238
1239 ret = af9035_wr_reg_mask(d, 0xd8d3, 0x01, 0x01);
1240 if (ret < 0)
1241 goto err;
1242
1243 /* Tuner enable using gpiot2_en, gpiot2_on and gpiot2_o (reset) */
1244 ret = af9035_wr_reg_mask(d, 0xd8b8, 0x01, 0x01);
1245 if (ret < 0)
1246 goto err;
1247
1248 ret = af9035_wr_reg_mask(d, 0xd8b9, 0x01, 0x01);
1249 if (ret < 0)
1250 goto err;
1251
1252 ret = af9035_wr_reg_mask(d, 0xd8b7, 0x00, 0x01);
1253 if (ret < 0)
1254 goto err;
1255
1256 msleep(200);
1257
1258 ret = af9035_wr_reg_mask(d, 0xd8b7, 0x01, 0x01);
1259 if (ret < 0)
1260 goto err;
1261
1262 memset(&si2168_config, 0, sizeof(si2168_config));
1263 si2168_config.i2c_adapter = &adapter;
1264 si2168_config.fe = &adap->fe[0];
1265 si2168_config.ts_mode = SI2168_TS_SERIAL;
1266
1267 state->af9033_config[adap->id].fe = &adap->fe[0];
1268 state->af9033_config[adap->id].ops = &state->ops;
1269 ret = af9035_add_i2c_dev(d, "si2168",
1270 it930x_addresses_table[state->it930x_addresses].frontend_i2c_addr,
1271 &si2168_config, &d->i2c_adap);
1272 if (ret)
1273 goto err;
1274
1275 if (adap->fe[0] == NULL) {
1276 ret = -ENODEV;
1277 goto err;
1278 }
1279 state->i2c_adapter_demod = adapter;
1280
1281 return 0;
1282
1283 err:
1284 dev_dbg(&intf->dev, "failed=%d\n", ret);
1285
1286 return ret;
1287 }
1288
1289 static int af9035_frontend_detach(struct dvb_usb_adapter *adap)
1290 {
1291 struct state *state = adap_to_priv(adap);
1292 struct dvb_usb_device *d = adap_to_d(adap);
1293 struct usb_interface *intf = d->intf;
1294
1295 dev_dbg(&intf->dev, "adap->id=%d\n", adap->id);
1296
1297 if (adap->id == 1) {
1298 if (state->i2c_client[1])
1299 af9035_del_i2c_dev(d);
1300 } else if (adap->id == 0) {
1301 if (state->i2c_client[0])
1302 af9035_del_i2c_dev(d);
1303 }
1304
1305 return 0;
1306 }
1307
1308 static const struct fc0011_config af9035_fc0011_config = {
1309 .i2c_address = 0x60,
1310 };
1311
1312 static struct mxl5007t_config af9035_mxl5007t_config[] = {
1313 {
1314 .xtal_freq_hz = MxL_XTAL_24_MHZ,
1315 .if_freq_hz = MxL_IF_4_57_MHZ,
1316 .invert_if = 0,
1317 .loop_thru_enable = 0,
1318 .clk_out_enable = 0,
1319 .clk_out_amp = MxL_CLKOUT_AMP_0_94V,
1320 }, {
1321 .xtal_freq_hz = MxL_XTAL_24_MHZ,
1322 .if_freq_hz = MxL_IF_4_57_MHZ,
1323 .invert_if = 0,
1324 .loop_thru_enable = 1,
1325 .clk_out_enable = 1,
1326 .clk_out_amp = MxL_CLKOUT_AMP_0_94V,
1327 }
1328 };
1329
1330 static struct tda18218_config af9035_tda18218_config = {
1331 .i2c_address = 0x60,
1332 .i2c_wr_max = 21,
1333 };
1334
1335 static const struct fc0012_config af9035_fc0012_config[] = {
1336 {
1337 .i2c_address = 0x63,
1338 .xtal_freq = FC_XTAL_36_MHZ,
1339 .dual_master = true,
1340 .loop_through = true,
1341 .clock_out = true,
1342 }, {
1343 .i2c_address = 0x63 | 0x80, /* I2C bus select hack */
1344 .xtal_freq = FC_XTAL_36_MHZ,
1345 .dual_master = true,
1346 }
1347 };
1348
1349 static int af9035_tuner_attach(struct dvb_usb_adapter *adap)
1350 {
1351 struct state *state = adap_to_priv(adap);
1352 struct dvb_usb_device *d = adap_to_d(adap);
1353 struct usb_interface *intf = d->intf;
1354 int ret;
1355 struct dvb_frontend *fe;
1356 struct i2c_msg msg[1];
1357 u8 tuner_addr;
1358
1359 dev_dbg(&intf->dev, "adap->id=%d\n", adap->id);
1360
1361 /*
1362 * XXX: Hack used in that function: we abuse unused I2C address bit [7]
1363 * to carry info about used I2C bus for dual tuner configuration.
1364 */
1365
1366 switch (state->af9033_config[adap->id].tuner) {
1367 case AF9033_TUNER_TUA9001: {
1368 struct tua9001_platform_data tua9001_pdata = {
1369 .dvb_frontend = adap->fe[0],
1370 };
1371
1372 /*
1373 * AF9035 gpiot3 = TUA9001 RESETN
1374 * AF9035 gpiot2 = TUA9001 RXEN
1375 */
1376
1377 /* configure gpiot2 and gpiot2 as output */
1378 ret = af9035_wr_reg_mask(d, 0x00d8ec, 0x01, 0x01);
1379 if (ret < 0)
1380 goto err;
1381
1382 ret = af9035_wr_reg_mask(d, 0x00d8ed, 0x01, 0x01);
1383 if (ret < 0)
1384 goto err;
1385
1386 ret = af9035_wr_reg_mask(d, 0x00d8e8, 0x01, 0x01);
1387 if (ret < 0)
1388 goto err;
1389
1390 ret = af9035_wr_reg_mask(d, 0x00d8e9, 0x01, 0x01);
1391 if (ret < 0)
1392 goto err;
1393
1394 /* attach tuner */
1395 ret = af9035_add_i2c_dev(d, "tua9001", 0x60, &tua9001_pdata,
1396 &d->i2c_adap);
1397 if (ret)
1398 goto err;
1399
1400 fe = adap->fe[0];
1401 break;
1402 }
1403 case AF9033_TUNER_FC0011:
1404 fe = dvb_attach(fc0011_attach, adap->fe[0],
1405 &d->i2c_adap, &af9035_fc0011_config);
1406 break;
1407 case AF9033_TUNER_MXL5007T:
1408 if (adap->id == 0) {
1409 ret = af9035_wr_reg(d, 0x00d8e0, 1);
1410 if (ret < 0)
1411 goto err;
1412
1413 ret = af9035_wr_reg(d, 0x00d8e1, 1);
1414 if (ret < 0)
1415 goto err;
1416
1417 ret = af9035_wr_reg(d, 0x00d8df, 0);
1418 if (ret < 0)
1419 goto err;
1420
1421 msleep(30);
1422
1423 ret = af9035_wr_reg(d, 0x00d8df, 1);
1424 if (ret < 0)
1425 goto err;
1426
1427 msleep(300);
1428
1429 ret = af9035_wr_reg(d, 0x00d8c0, 1);
1430 if (ret < 0)
1431 goto err;
1432
1433 ret = af9035_wr_reg(d, 0x00d8c1, 1);
1434 if (ret < 0)
1435 goto err;
1436
1437 ret = af9035_wr_reg(d, 0x00d8bf, 0);
1438 if (ret < 0)
1439 goto err;
1440
1441 ret = af9035_wr_reg(d, 0x00d8b4, 1);
1442 if (ret < 0)
1443 goto err;
1444
1445 ret = af9035_wr_reg(d, 0x00d8b5, 1);
1446 if (ret < 0)
1447 goto err;
1448
1449 ret = af9035_wr_reg(d, 0x00d8b3, 1);
1450 if (ret < 0)
1451 goto err;
1452
1453 tuner_addr = 0x60;
1454 } else {
1455 tuner_addr = 0x60 | 0x80; /* I2C bus hack */
1456 }
1457
1458 /* attach tuner */
1459 fe = dvb_attach(mxl5007t_attach, adap->fe[0], &d->i2c_adap,
1460 tuner_addr, &af9035_mxl5007t_config[adap->id]);
1461 break;
1462 case AF9033_TUNER_TDA18218:
1463 /* attach tuner */
1464 fe = dvb_attach(tda18218_attach, adap->fe[0],
1465 &d->i2c_adap, &af9035_tda18218_config);
1466 break;
1467 case AF9033_TUNER_FC2580: {
1468 struct fc2580_platform_data fc2580_pdata = {
1469 .dvb_frontend = adap->fe[0],
1470 };
1471
1472 /* Tuner enable using gpiot2_o, gpiot2_en and gpiot2_on */
1473 ret = af9035_wr_reg_mask(d, 0xd8eb, 0x01, 0x01);
1474 if (ret < 0)
1475 goto err;
1476
1477 ret = af9035_wr_reg_mask(d, 0xd8ec, 0x01, 0x01);
1478 if (ret < 0)
1479 goto err;
1480
1481 ret = af9035_wr_reg_mask(d, 0xd8ed, 0x01, 0x01);
1482 if (ret < 0)
1483 goto err;
1484
1485 usleep_range(10000, 50000);
1486 /* attach tuner */
1487 ret = af9035_add_i2c_dev(d, "fc2580", 0x56, &fc2580_pdata,
1488 &d->i2c_adap);
1489 if (ret)
1490 goto err;
1491
1492 fe = adap->fe[0];
1493 break;
1494 }
1495 case AF9033_TUNER_FC0012:
1496 /*
1497 * AF9035 gpiot2 = FC0012 enable
1498 * XXX: there seems to be something on gpioh8 too, but on my
1499 * my test I didn't find any difference.
1500 */
1501
1502 if (adap->id == 0) {
1503 /* configure gpiot2 as output and high */
1504 ret = af9035_wr_reg_mask(d, 0xd8eb, 0x01, 0x01);
1505 if (ret < 0)
1506 goto err;
1507
1508 ret = af9035_wr_reg_mask(d, 0xd8ec, 0x01, 0x01);
1509 if (ret < 0)
1510 goto err;
1511
1512 ret = af9035_wr_reg_mask(d, 0xd8ed, 0x01, 0x01);
1513 if (ret < 0)
1514 goto err;
1515 } else {
1516 /*
1517 * FIXME: That belongs for the FC0012 driver.
1518 * Write 02 to FC0012 master tuner register 0d directly
1519 * in order to make slave tuner working.
1520 */
1521 msg[0].addr = 0x63;
1522 msg[0].flags = 0;
1523 msg[0].len = 2;
1524 msg[0].buf = "\x0d\x02";
1525 ret = i2c_transfer(&d->i2c_adap, msg, 1);
1526 if (ret < 0)
1527 goto err;
1528 }
1529
1530 usleep_range(10000, 50000);
1531
1532 fe = dvb_attach(fc0012_attach, adap->fe[0], &d->i2c_adap,
1533 &af9035_fc0012_config[adap->id]);
1534 break;
1535 case AF9033_TUNER_IT9135_38:
1536 case AF9033_TUNER_IT9135_51:
1537 case AF9033_TUNER_IT9135_52:
1538 case AF9033_TUNER_IT9135_60:
1539 case AF9033_TUNER_IT9135_61:
1540 case AF9033_TUNER_IT9135_62:
1541 {
1542 struct platform_device *pdev;
1543 const char *name;
1544 struct it913x_platform_data it913x_pdata = {
1545 .regmap = state->af9033_config[adap->id].regmap,
1546 .fe = adap->fe[0],
1547 };
1548
1549 switch (state->af9033_config[adap->id].tuner) {
1550 case AF9033_TUNER_IT9135_38:
1551 case AF9033_TUNER_IT9135_51:
1552 case AF9033_TUNER_IT9135_52:
1553 name = "it9133ax-tuner";
1554 break;
1555 case AF9033_TUNER_IT9135_60:
1556 case AF9033_TUNER_IT9135_61:
1557 case AF9033_TUNER_IT9135_62:
1558 name = "it9133bx-tuner";
1559 break;
1560 default:
1561 ret = -ENODEV;
1562 goto err;
1563 }
1564
1565 if (state->dual_mode) {
1566 if (adap->id == 0)
1567 it913x_pdata.role = IT913X_ROLE_DUAL_MASTER;
1568 else
1569 it913x_pdata.role = IT913X_ROLE_DUAL_SLAVE;
1570 } else {
1571 it913x_pdata.role = IT913X_ROLE_SINGLE;
1572 }
1573
1574 request_module("%s", "it913x");
1575 pdev = platform_device_register_data(&d->intf->dev, name,
1576 PLATFORM_DEVID_AUTO,
1577 &it913x_pdata,
1578 sizeof(it913x_pdata));
1579 if (IS_ERR(pdev) || !pdev->dev.driver) {
1580 ret = -ENODEV;
1581 goto err;
1582 }
1583 if (!try_module_get(pdev->dev.driver->owner)) {
1584 platform_device_unregister(pdev);
1585 ret = -ENODEV;
1586 goto err;
1587 }
1588
1589 state->platform_device_tuner[adap->id] = pdev;
1590 fe = adap->fe[0];
1591 break;
1592 }
1593 default:
1594 fe = NULL;
1595 }
1596
1597 if (fe == NULL) {
1598 ret = -ENODEV;
1599 goto err;
1600 }
1601
1602 return 0;
1603
1604 err:
1605 dev_dbg(&intf->dev, "failed=%d\n", ret);
1606
1607 return ret;
1608 }
1609
1610 static int it930x_tuner_attach(struct dvb_usb_adapter *adap)
1611 {
1612 struct state *state = adap_to_priv(adap);
1613 struct dvb_usb_device *d = adap_to_d(adap);
1614 struct usb_interface *intf = d->intf;
1615 int ret;
1616 struct si2157_config si2157_config;
1617
1618 dev_dbg(&intf->dev, "adap->id=%d\n", adap->id);
1619
1620 memset(&si2157_config, 0, sizeof(si2157_config));
1621 si2157_config.fe = adap->fe[0];
1622
1623 /*
1624 * HACK: The Logilink VG0022A and TerraTec TC2 Stick have
1625 * a bug: when the si2157 firmware that came with the device
1626 * is replaced by a new one, the I2C transfers to the tuner
1627 * will return just 0xff.
1628 *
1629 * Probably, the vendor firmware has some patch specifically
1630 * designed for this device. So, we can't replace by the
1631 * generic firmware. The right solution would be to extract
1632 * the si2157 firmware from the original driver and ask the
1633 * driver to load the specifically designed firmware, but,
1634 * while we don't have that, the next best solution is to just
1635 * keep the original firmware at the device.
1636 */
1637 if ((le16_to_cpu(d->udev->descriptor.idVendor) == USB_VID_DEXATEK &&
1638 le16_to_cpu(d->udev->descriptor.idProduct) == 0x0100) ||
1639 (le16_to_cpu(d->udev->descriptor.idVendor) == USB_VID_TERRATEC &&
1640 le16_to_cpu(d->udev->descriptor.idProduct) == USB_PID_TERRATEC_CINERGY_TC2_STICK))
1641 si2157_config.dont_load_firmware = true;
1642
1643 si2157_config.if_port = it930x_addresses_table[state->it930x_addresses].tuner_if_port;
1644 ret = af9035_add_i2c_dev(d, "si2157",
1645 it930x_addresses_table[state->it930x_addresses].tuner_i2c_addr,
1646 &si2157_config, state->i2c_adapter_demod);
1647 if (ret)
1648 goto err;
1649
1650 return 0;
1651
1652 err:
1653 dev_dbg(&intf->dev, "failed=%d\n", ret);
1654
1655 return ret;
1656 }
1657
1658
1659 static int it930x_tuner_detach(struct dvb_usb_adapter *adap)
1660 {
1661 struct state *state = adap_to_priv(adap);
1662 struct dvb_usb_device *d = adap_to_d(adap);
1663 struct usb_interface *intf = d->intf;
1664
1665 dev_dbg(&intf->dev, "adap->id=%d\n", adap->id);
1666
1667 if (adap->id == 1) {
1668 if (state->i2c_client[3])
1669 af9035_del_i2c_dev(d);
1670 } else if (adap->id == 0) {
1671 if (state->i2c_client[1])
1672 af9035_del_i2c_dev(d);
1673 }
1674
1675 return 0;
1676 }
1677
1678
1679 static int af9035_tuner_detach(struct dvb_usb_adapter *adap)
1680 {
1681 struct state *state = adap_to_priv(adap);
1682 struct dvb_usb_device *d = adap_to_d(adap);
1683 struct usb_interface *intf = d->intf;
1684
1685 dev_dbg(&intf->dev, "adap->id=%d\n", adap->id);
1686
1687 switch (state->af9033_config[adap->id].tuner) {
1688 case AF9033_TUNER_TUA9001:
1689 case AF9033_TUNER_FC2580:
1690 if (adap->id == 1) {
1691 if (state->i2c_client[3])
1692 af9035_del_i2c_dev(d);
1693 } else if (adap->id == 0) {
1694 if (state->i2c_client[1])
1695 af9035_del_i2c_dev(d);
1696 }
1697 break;
1698 case AF9033_TUNER_IT9135_38:
1699 case AF9033_TUNER_IT9135_51:
1700 case AF9033_TUNER_IT9135_52:
1701 case AF9033_TUNER_IT9135_60:
1702 case AF9033_TUNER_IT9135_61:
1703 case AF9033_TUNER_IT9135_62:
1704 {
1705 struct platform_device *pdev;
1706
1707 pdev = state->platform_device_tuner[adap->id];
1708 if (pdev) {
1709 module_put(pdev->dev.driver->owner);
1710 platform_device_unregister(pdev);
1711 }
1712 break;
1713 }
1714 }
1715
1716 return 0;
1717 }
1718
1719 static int af9035_init(struct dvb_usb_device *d)
1720 {
1721 struct state *state = d_to_priv(d);
1722 struct usb_interface *intf = d->intf;
1723 int ret, i;
1724 u16 frame_size = (d->udev->speed == USB_SPEED_FULL ? 5 : 87) * 188 / 4;
1725 u8 packet_size = (d->udev->speed == USB_SPEED_FULL ? 64 : 512) / 4;
1726 struct reg_val_mask tab[] = {
1727 { 0x80f99d, 0x01, 0x01 },
1728 { 0x80f9a4, 0x01, 0x01 },
1729 { 0x00dd11, 0x00, 0x20 },
1730 { 0x00dd11, 0x00, 0x40 },
1731 { 0x00dd13, 0x00, 0x20 },
1732 { 0x00dd13, 0x00, 0x40 },
1733 { 0x00dd11, 0x20, 0x20 },
1734 { 0x00dd88, (frame_size >> 0) & 0xff, 0xff},
1735 { 0x00dd89, (frame_size >> 8) & 0xff, 0xff},
1736 { 0x00dd0c, packet_size, 0xff},
1737 { 0x00dd11, state->dual_mode << 6, 0x40 },
1738 { 0x00dd8a, (frame_size >> 0) & 0xff, 0xff},
1739 { 0x00dd8b, (frame_size >> 8) & 0xff, 0xff},
1740 { 0x00dd0d, packet_size, 0xff },
1741 { 0x80f9a3, state->dual_mode, 0x01 },
1742 { 0x80f9cd, state->dual_mode, 0x01 },
1743 { 0x80f99d, 0x00, 0x01 },
1744 { 0x80f9a4, 0x00, 0x01 },
1745 };
1746
1747 dev_dbg(&intf->dev, "USB speed=%d frame_size=%04x packet_size=%02x\n",
1748 d->udev->speed, frame_size, packet_size);
1749
1750 /* init endpoints */
1751 for (i = 0; i < ARRAY_SIZE(tab); i++) {
1752 ret = af9035_wr_reg_mask(d, tab[i].reg, tab[i].val,
1753 tab[i].mask);
1754 if (ret < 0)
1755 goto err;
1756 }
1757
1758 return 0;
1759
1760 err:
1761 dev_dbg(&intf->dev, "failed=%d\n", ret);
1762
1763 return ret;
1764 }
1765
1766 static int it930x_init(struct dvb_usb_device *d)
1767 {
1768 struct state *state = d_to_priv(d);
1769 struct usb_interface *intf = d->intf;
1770 int ret, i;
1771 u16 frame_size = (d->udev->speed == USB_SPEED_FULL ? 5 : 816) * 188 / 4;
1772 u8 packet_size = (d->udev->speed == USB_SPEED_FULL ? 64 : 512) / 4;
1773 struct reg_val_mask tab[] = {
1774 { 0x00da1a, 0x00, 0x01 }, /* ignore_sync_byte */
1775 { 0x00f41f, 0x04, 0x04 }, /* dvbt_inten */
1776 { 0x00da10, 0x00, 0x01 }, /* mpeg_full_speed */
1777 { 0x00f41a, 0x01, 0x01 }, /* dvbt_en */
1778 { 0x00da1d, 0x01, 0x01 }, /* mp2_sw_rst, reset EP4 */
1779 { 0x00dd11, 0x00, 0x20 }, /* ep4_tx_en, disable EP4 */
1780 { 0x00dd13, 0x00, 0x20 }, /* ep4_tx_nak, disable EP4 NAK */
1781 { 0x00dd11, 0x20, 0x20 }, /* ep4_tx_en, enable EP4 */
1782 { 0x00dd11, 0x00, 0x40 }, /* ep5_tx_en, disable EP5 */
1783 { 0x00dd13, 0x00, 0x40 }, /* ep5_tx_nak, disable EP5 NAK */
1784 { 0x00dd11, state->dual_mode << 6, 0x40 }, /* enable EP5 */
1785 { 0x00dd88, (frame_size >> 0) & 0xff, 0xff},
1786 { 0x00dd89, (frame_size >> 8) & 0xff, 0xff},
1787 { 0x00dd0c, packet_size, 0xff},
1788 { 0x00dd8a, (frame_size >> 0) & 0xff, 0xff},
1789 { 0x00dd8b, (frame_size >> 8) & 0xff, 0xff},
1790 { 0x00dd0d, packet_size, 0xff },
1791 { 0x00da1d, 0x00, 0x01 }, /* mp2_sw_rst, disable */
1792 { 0x00d833, 0x01, 0xff }, /* slew rate ctrl: slew rate boosts */
1793 { 0x00d830, 0x00, 0xff }, /* Bit 0 of output driving control */
1794 { 0x00d831, 0x01, 0xff }, /* Bit 1 of output driving control */
1795 { 0x00d832, 0x00, 0xff }, /* Bit 2 of output driving control */
1796
1797 /* suspend gpio1 for TS-C */
1798 { 0x00d8b0, 0x01, 0xff }, /* gpio1 */
1799 { 0x00d8b1, 0x01, 0xff }, /* gpio1 */
1800 { 0x00d8af, 0x00, 0xff }, /* gpio1 */
1801
1802 /* suspend gpio7 for TS-D */
1803 { 0x00d8c4, 0x01, 0xff }, /* gpio7 */
1804 { 0x00d8c5, 0x01, 0xff }, /* gpio7 */
1805 { 0x00d8c3, 0x00, 0xff }, /* gpio7 */
1806
1807 /* suspend gpio13 for TS-B */
1808 { 0x00d8dc, 0x01, 0xff }, /* gpio13 */
1809 { 0x00d8dd, 0x01, 0xff }, /* gpio13 */
1810 { 0x00d8db, 0x00, 0xff }, /* gpio13 */
1811
1812 /* suspend gpio14 for TS-E */
1813 { 0x00d8e4, 0x01, 0xff }, /* gpio14 */
1814 { 0x00d8e5, 0x01, 0xff }, /* gpio14 */
1815 { 0x00d8e3, 0x00, 0xff }, /* gpio14 */
1816
1817 /* suspend gpio15 for TS-A */
1818 { 0x00d8e8, 0x01, 0xff }, /* gpio15 */
1819 { 0x00d8e9, 0x01, 0xff }, /* gpio15 */
1820 { 0x00d8e7, 0x00, 0xff }, /* gpio15 */
1821
1822 { 0x00da58, 0x00, 0x01 }, /* ts_in_src, serial */
1823 { 0x00da73, 0x01, 0xff }, /* ts0_aggre_mode */
1824 { 0x00da78, 0x47, 0xff }, /* ts0_sync_byte */
1825 { 0x00da4c, 0x01, 0xff }, /* ts0_en */
1826 { 0x00da5a, 0x1f, 0xff }, /* ts_fail_ignore */
1827 };
1828
1829 dev_dbg(&intf->dev, "USB speed=%d frame_size=%04x packet_size=%02x\n",
1830 d->udev->speed, frame_size, packet_size);
1831
1832 /* init endpoints */
1833 for (i = 0; i < ARRAY_SIZE(tab); i++) {
1834 ret = af9035_wr_reg_mask(d, tab[i].reg,
1835 tab[i].val, tab[i].mask);
1836
1837 if (ret < 0)
1838 goto err;
1839 }
1840
1841 return 0;
1842 err:
1843 dev_dbg(&intf->dev, "failed=%d\n", ret);
1844
1845 return ret;
1846 }
1847
1848
1849 #if IS_ENABLED(CONFIG_RC_CORE)
1850 static int af9035_rc_query(struct dvb_usb_device *d)
1851 {
1852 struct usb_interface *intf = d->intf;
1853 int ret;
1854 enum rc_proto proto;
1855 u32 key;
1856 u8 buf[4];
1857 struct usb_req req = { CMD_IR_GET, 0, 0, NULL, 4, buf };
1858
1859 ret = af9035_ctrl_msg(d, &req);
1860 if (ret == 1)
1861 return 0;
1862 else if (ret < 0)
1863 goto err;
1864
1865 if ((buf[2] + buf[3]) == 0xff) {
1866 if ((buf[0] + buf[1]) == 0xff) {
1867 /* NEC standard 16bit */
1868 key = RC_SCANCODE_NEC(buf[0], buf[2]);
1869 proto = RC_PROTO_NEC;
1870 } else {
1871 /* NEC extended 24bit */
1872 key = RC_SCANCODE_NECX(buf[0] << 8 | buf[1], buf[2]);
1873 proto = RC_PROTO_NECX;
1874 }
1875 } else {
1876 /* NEC full code 32bit */
1877 key = RC_SCANCODE_NEC32(buf[0] << 24 | buf[1] << 16 |
1878 buf[2] << 8 | buf[3]);
1879 proto = RC_PROTO_NEC32;
1880 }
1881
1882 dev_dbg(&intf->dev, "%*ph\n", 4, buf);
1883
1884 rc_keydown(d->rc_dev, proto, key, 0);
1885
1886 return 0;
1887
1888 err:
1889 dev_dbg(&intf->dev, "failed=%d\n", ret);
1890
1891 return ret;
1892 }
1893
1894 static int af9035_get_rc_config(struct dvb_usb_device *d, struct dvb_usb_rc *rc)
1895 {
1896 struct state *state = d_to_priv(d);
1897 struct usb_interface *intf = d->intf;
1898
1899 dev_dbg(&intf->dev, "ir_mode=%02x ir_type=%02x\n",
1900 state->ir_mode, state->ir_type);
1901
1902 /* don't activate rc if in HID mode or if not available */
1903 if (state->ir_mode == 0x05) {
1904 switch (state->ir_type) {
1905 case 0: /* NEC */
1906 default:
1907 rc->allowed_protos = RC_PROTO_BIT_NEC |
1908 RC_PROTO_BIT_NECX | RC_PROTO_BIT_NEC32;
1909 break;
1910 case 1: /* RC6 */
1911 rc->allowed_protos = RC_PROTO_BIT_RC6_MCE;
1912 break;
1913 }
1914
1915 rc->query = af9035_rc_query;
1916 rc->interval = 500;
1917
1918 /* load empty to enable rc */
1919 if (!rc->map_name)
1920 rc->map_name = RC_MAP_EMPTY;
1921 }
1922
1923 return 0;
1924 }
1925 #else
1926 #define af9035_get_rc_config NULL
1927 #endif
1928
1929 static int af9035_get_stream_config(struct dvb_frontend *fe, u8 *ts_type,
1930 struct usb_data_stream_properties *stream)
1931 {
1932 struct dvb_usb_device *d = fe_to_d(fe);
1933 struct usb_interface *intf = d->intf;
1934
1935 dev_dbg(&intf->dev, "adap=%d\n", fe_to_adap(fe)->id);
1936
1937 if (d->udev->speed == USB_SPEED_FULL)
1938 stream->u.bulk.buffersize = 5 * 188;
1939
1940 return 0;
1941 }
1942
1943 static int af9035_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff)
1944 {
1945 struct state *state = adap_to_priv(adap);
1946
1947 return state->ops.pid_filter_ctrl(adap->fe[0], onoff);
1948 }
1949
1950 static int af9035_pid_filter(struct dvb_usb_adapter *adap, int index, u16 pid,
1951 int onoff)
1952 {
1953 struct state *state = adap_to_priv(adap);
1954
1955 return state->ops.pid_filter(adap->fe[0], index, pid, onoff);
1956 }
1957
1958 static int af9035_probe(struct usb_interface *intf,
1959 const struct usb_device_id *id)
1960 {
1961 struct usb_device *udev = interface_to_usbdev(intf);
1962 char manufacturer[sizeof("Afatech")];
1963
1964 memset(manufacturer, 0, sizeof(manufacturer));
1965 usb_string(udev, udev->descriptor.iManufacturer,
1966 manufacturer, sizeof(manufacturer));
1967 /*
1968 * There is two devices having same ID but different chipset. One uses
1969 * AF9015 and the other IT9135 chipset. Only difference seen on lsusb
1970 * is iManufacturer string.
1971 *
1972 * idVendor 0x0ccd TerraTec Electronic GmbH
1973 * idProduct 0x0099
1974 * bcdDevice 2.00
1975 * iManufacturer 1 Afatech
1976 * iProduct 2 DVB-T 2
1977 *
1978 * idVendor 0x0ccd TerraTec Electronic GmbH
1979 * idProduct 0x0099
1980 * bcdDevice 2.00
1981 * iManufacturer 1 ITE Technologies, Inc.
1982 * iProduct 2 DVB-T TV Stick
1983 */
1984 if ((le16_to_cpu(udev->descriptor.idVendor) == USB_VID_TERRATEC) &&
1985 (le16_to_cpu(udev->descriptor.idProduct) == 0x0099)) {
1986 if (!strcmp("Afatech", manufacturer)) {
1987 dev_dbg(&udev->dev, "rejecting device\n");
1988 return -ENODEV;
1989 }
1990 }
1991
1992 return dvb_usbv2_probe(intf, id);
1993 }
1994
1995 /* interface 0 is used by DVB-T receiver and
1996 interface 1 is for remote controller (HID) */
1997 static const struct dvb_usb_device_properties af9035_props = {
1998 .driver_name = KBUILD_MODNAME,
1999 .owner = THIS_MODULE,
2000 .adapter_nr = adapter_nr,
2001 .size_of_priv = sizeof(struct state),
2002
2003 .generic_bulk_ctrl_endpoint = 0x02,
2004 .generic_bulk_ctrl_endpoint_response = 0x81,
2005
2006 .identify_state = af9035_identify_state,
2007 .download_firmware = af9035_download_firmware,
2008
2009 .i2c_algo = &af9035_i2c_algo,
2010 .read_config = af9035_read_config,
2011 .frontend_attach = af9035_frontend_attach,
2012 .frontend_detach = af9035_frontend_detach,
2013 .tuner_attach = af9035_tuner_attach,
2014 .tuner_detach = af9035_tuner_detach,
2015 .init = af9035_init,
2016 .get_rc_config = af9035_get_rc_config,
2017 .get_stream_config = af9035_get_stream_config,
2018
2019 .get_adapter_count = af9035_get_adapter_count,
2020 .adapter = {
2021 {
2022 .caps = DVB_USB_ADAP_HAS_PID_FILTER |
2023 DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
2024
2025 .pid_filter_count = 32,
2026 .pid_filter_ctrl = af9035_pid_filter_ctrl,
2027 .pid_filter = af9035_pid_filter,
2028
2029 .stream = DVB_USB_STREAM_BULK(0x84, 6, 87 * 188),
2030 }, {
2031 .caps = DVB_USB_ADAP_HAS_PID_FILTER |
2032 DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
2033
2034 .pid_filter_count = 32,
2035 .pid_filter_ctrl = af9035_pid_filter_ctrl,
2036 .pid_filter = af9035_pid_filter,
2037
2038 .stream = DVB_USB_STREAM_BULK(0x85, 6, 87 * 188),
2039 },
2040 },
2041 };
2042
2043 static const struct dvb_usb_device_properties it930x_props = {
2044 .driver_name = KBUILD_MODNAME,
2045 .owner = THIS_MODULE,
2046 .adapter_nr = adapter_nr,
2047 .size_of_priv = sizeof(struct state),
2048
2049 .generic_bulk_ctrl_endpoint = 0x02,
2050 .generic_bulk_ctrl_endpoint_response = 0x81,
2051
2052 .identify_state = af9035_identify_state,
2053 .download_firmware = af9035_download_firmware,
2054
2055 .i2c_algo = &af9035_i2c_algo,
2056 .read_config = af9035_read_config,
2057 .frontend_attach = it930x_frontend_attach,
2058 .frontend_detach = af9035_frontend_detach,
2059 .tuner_attach = it930x_tuner_attach,
2060 .tuner_detach = it930x_tuner_detach,
2061 .init = it930x_init,
2062 .get_stream_config = af9035_get_stream_config,
2063
2064 .get_adapter_count = af9035_get_adapter_count,
2065 .adapter = {
2066 {
2067 .stream = DVB_USB_STREAM_BULK(0x84, 4, 816 * 188),
2068 }, {
2069 .stream = DVB_USB_STREAM_BULK(0x85, 4, 816 * 188),
2070 },
2071 },
2072 };
2073
2074 static const struct usb_device_id af9035_id_table[] = {
2075 /* AF9035 devices */
2076 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_9035,
2077 &af9035_props, "Afatech AF9035 reference design", NULL) },
2078 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1000,
2079 &af9035_props, "Afatech AF9035 reference design", NULL) },
2080 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1001,
2081 &af9035_props, "Afatech AF9035 reference design", NULL) },
2082 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1002,
2083 &af9035_props, "Afatech AF9035 reference design", NULL) },
2084 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1003,
2085 &af9035_props, "Afatech AF9035 reference design", NULL) },
2086 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_STICK,
2087 &af9035_props, "TerraTec Cinergy T Stick", NULL) },
2088 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A835,
2089 &af9035_props, "AVerMedia AVerTV Volar HD/PRO (A835)", NULL) },
2090 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_B835,
2091 &af9035_props, "AVerMedia AVerTV Volar HD/PRO (A835)", NULL) },
2092 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_1867,
2093 &af9035_props, "AVerMedia HD Volar (A867)", NULL) },
2094 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A867,
2095 &af9035_props, "AVerMedia HD Volar (A867)", NULL) },
2096 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_TWINSTAR,
2097 &af9035_props, "AVerMedia Twinstar (A825)", NULL) },
2098 { DVB_USB_DEVICE(USB_VID_ASUS, USB_PID_ASUS_U3100MINI_PLUS,
2099 &af9035_props, "Asus U3100Mini Plus", NULL) },
2100 { DVB_USB_DEVICE(USB_VID_TERRATEC, 0x00aa,
2101 &af9035_props, "TerraTec Cinergy T Stick (rev. 2)", NULL) },
2102 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, 0x0337,
2103 &af9035_props, "AVerMedia HD Volar (A867)", NULL) },
2104 { DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_EVOLVEO_XTRATV_STICK,
2105 &af9035_props, "EVOLVEO XtraTV stick", NULL) },
2106
2107 /* IT9135 devices */
2108 { DVB_USB_DEVICE(USB_VID_ITETECH, USB_PID_ITETECH_IT9135,
2109 &af9035_props, "ITE 9135 Generic", RC_MAP_IT913X_V1) },
2110 { DVB_USB_DEVICE(USB_VID_ITETECH, USB_PID_ITETECH_IT9135_9005,
2111 &af9035_props, "ITE 9135(9005) Generic", RC_MAP_IT913X_V2) },
2112 { DVB_USB_DEVICE(USB_VID_ITETECH, USB_PID_ITETECH_IT9135_9006,
2113 &af9035_props, "ITE 9135(9006) Generic", RC_MAP_IT913X_V1) },
2114 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A835B_1835,
2115 &af9035_props, "Avermedia A835B(1835)", RC_MAP_IT913X_V2) },
2116 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A835B_2835,
2117 &af9035_props, "Avermedia A835B(2835)", RC_MAP_IT913X_V2) },
2118 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A835B_3835,
2119 &af9035_props, "Avermedia A835B(3835)", RC_MAP_IT913X_V2) },
2120 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A835B_4835,
2121 &af9035_props, "Avermedia A835B(4835)", RC_MAP_IT913X_V2) },
2122 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_TD110,
2123 &af9035_props, "Avermedia AverTV Volar HD 2 (TD110)", RC_MAP_AVERMEDIA_RM_KS) },
2124 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_H335,
2125 &af9035_props, "Avermedia H335", RC_MAP_IT913X_V2) },
2126 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_UB499_2T_T09,
2127 &af9035_props, "Kworld UB499-2T T09", RC_MAP_IT913X_V1) },
2128 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV22_IT9137,
2129 &af9035_props, "Sveon STV22 Dual DVB-T HDTV",
2130 RC_MAP_IT913X_V1) },
2131 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_CTVDIGDUAL_V2,
2132 &af9035_props, "Digital Dual TV Receiver CTVDIGDUAL_V2",
2133 RC_MAP_IT913X_V1) },
2134 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_T1,
2135 &af9035_props, "TerraTec T1", RC_MAP_IT913X_V1) },
2136 /* XXX: that same ID [0ccd:0099] is used by af9015 driver too */
2137 { DVB_USB_DEVICE(USB_VID_TERRATEC, 0x0099,
2138 &af9035_props, "TerraTec Cinergy T Stick Dual RC (rev. 2)",
2139 NULL) },
2140 { DVB_USB_DEVICE(USB_VID_LEADTEK, 0x6a05,
2141 &af9035_props, "Leadtek WinFast DTV Dongle Dual", NULL) },
2142 { DVB_USB_DEVICE(USB_VID_HAUPPAUGE, 0xf900,
2143 &af9035_props, "Hauppauge WinTV-MiniStick 2", NULL) },
2144 { DVB_USB_DEVICE(USB_VID_PCTV, USB_PID_PCTV_78E,
2145 &af9035_props, "PCTV AndroiDTV (78e)", RC_MAP_IT913X_V1) },
2146 { DVB_USB_DEVICE(USB_VID_PCTV, USB_PID_PCTV_79E,
2147 &af9035_props, "PCTV microStick (79e)", RC_MAP_IT913X_V2) },
2148
2149 /* IT930x devices */
2150 { DVB_USB_DEVICE(USB_VID_ITETECH, USB_PID_ITETECH_IT9303,
2151 &it930x_props, "ITE 9303 Generic", NULL) },
2152 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_TD310,
2153 &it930x_props, "AVerMedia TD310 DVB-T2", NULL) },
2154 { DVB_USB_DEVICE(USB_VID_DEXATEK, 0x0100,
2155 &it930x_props, "Logilink VG0022A", NULL) },
2156 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_TC2_STICK,
2157 &it930x_props, "TerraTec Cinergy TC2 Stick", NULL) },
2158 { }
2159 };
2160 MODULE_DEVICE_TABLE(usb, af9035_id_table);
2161
2162 static struct usb_driver af9035_usb_driver = {
2163 .name = KBUILD_MODNAME,
2164 .id_table = af9035_id_table,
2165 .probe = af9035_probe,
2166 .disconnect = dvb_usbv2_disconnect,
2167 .suspend = dvb_usbv2_suspend,
2168 .resume = dvb_usbv2_resume,
2169 .reset_resume = dvb_usbv2_reset_resume,
2170 .no_dynamic_id = 1,
2171 .soft_unbind = 1,
2172 };
2173
2174 module_usb_driver(af9035_usb_driver);
2175
2176 MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>");
2177 MODULE_DESCRIPTION("Afatech AF9035 driver");
2178 MODULE_LICENSE("GPL");
2179 MODULE_FIRMWARE(AF9035_FIRMWARE_AF9035);
2180 MODULE_FIRMWARE(AF9035_FIRMWARE_IT9135_V1);
2181 MODULE_FIRMWARE(AF9035_FIRMWARE_IT9135_V2);
2182 MODULE_FIRMWARE(AF9035_FIRMWARE_IT9303);
Linux with added FPC-III support