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
af9035_checksum(const u8 * buf,size_t len)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
af9035_ctrl_msg(struct dvb_usb_device * d,struct usb_req * req)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 */
af9035_wr_regs(struct dvb_usb_device * d,u32 reg,u8 * val,int len)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 */
af9035_rd_regs(struct dvb_usb_device * d,u32 reg,u8 * val,int len)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 */
af9035_wr_reg(struct dvb_usb_device * d,u32 reg,u8 val)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 */
af9035_rd_reg(struct dvb_usb_device * d,u32 reg,u8 * val)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 */
af9035_wr_reg_mask(struct dvb_usb_device * d,u32 reg,u8 val,u8 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
af9035_add_i2c_dev(struct dvb_usb_device * d,const char * type,u8 addr,void * platform_data,struct i2c_adapter * adapter)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_device(adapter, &board_info);
212 if (client == NULL || client->dev.driver == NULL) {
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
af9035_del_i2c_dev(struct dvb_usb_device * d)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
af9035_i2c_master_xfer(struct i2c_adapter * adap,struct i2c_msg msg[],int num)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
af9035_i2c_functionality(struct i2c_adapter * adapter)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
af9035_identify_state(struct dvb_usb_device * d,const char ** name)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
af9035_download_firmware_old(struct dvb_usb_device * d,const struct firmware * fw)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
af9035_download_firmware_new(struct dvb_usb_device * d,const struct firmware * fw)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
af9035_download_firmware(struct dvb_usb_device * d,const struct firmware * fw)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
af9035_read_config(struct dvb_usb_device * d)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
af9035_tua9001_tuner_callback(struct dvb_usb_device * d,int cmd,int arg)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
af9035_fc0011_tuner_callback(struct dvb_usb_device * d,int cmd,int arg)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
af9035_tuner_callback(struct dvb_usb_device * d,int cmd,int arg)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
af9035_frontend_callback(void * adapter_priv,int component,int cmd,int arg)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
af9035_get_adapter_count(struct dvb_usb_device * d)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
af9035_frontend_attach(struct dvb_usb_adapter * adap)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
it930x_frontend_attach(struct dvb_usb_adapter * adap)1200 static int it930x_frontend_attach(struct dvb_usb_adapter *adap)
1201 {
1202 struct state *state = adap_to_priv(adap);
1203 struct dvb_usb_device *d = adap_to_d(adap);
1204 struct usb_interface *intf = d->intf;
1205 int ret;
1206 struct si2168_config si2168_config;
1207 struct i2c_adapter *adapter;
1208
1209 dev_dbg(&intf->dev, "adap->id=%d\n", adap->id);
1210
1211 /* I2C master bus 2 clock speed 300k */
1212 ret = af9035_wr_reg(d, 0x00f6a7, 0x07);
1213 if (ret < 0)
1214 goto err;
1215
1216 /* I2C master bus 1,3 clock speed 300k */
1217 ret = af9035_wr_reg(d, 0x00f103, 0x07);
1218 if (ret < 0)
1219 goto err;
1220
1221 /* set gpio11 low */
1222 ret = af9035_wr_reg_mask(d, 0xd8d4, 0x01, 0x01);
1223 if (ret < 0)
1224 goto err;
1225
1226 ret = af9035_wr_reg_mask(d, 0xd8d5, 0x01, 0x01);
1227 if (ret < 0)
1228 goto err;
1229
1230 ret = af9035_wr_reg_mask(d, 0xd8d3, 0x01, 0x01);
1231 if (ret < 0)
1232 goto err;
1233
1234 /* Tuner enable using gpiot2_en, gpiot2_on and gpiot2_o (reset) */
1235 ret = af9035_wr_reg_mask(d, 0xd8b8, 0x01, 0x01);
1236 if (ret < 0)
1237 goto err;
1238
1239 ret = af9035_wr_reg_mask(d, 0xd8b9, 0x01, 0x01);
1240 if (ret < 0)
1241 goto err;
1242
1243 ret = af9035_wr_reg_mask(d, 0xd8b7, 0x00, 0x01);
1244 if (ret < 0)
1245 goto err;
1246
1247 msleep(200);
1248
1249 ret = af9035_wr_reg_mask(d, 0xd8b7, 0x01, 0x01);
1250 if (ret < 0)
1251 goto err;
1252
1253 memset(&si2168_config, 0, sizeof(si2168_config));
1254 si2168_config.i2c_adapter = &adapter;
1255 si2168_config.fe = &adap->fe[0];
1256 si2168_config.ts_mode = SI2168_TS_SERIAL;
1257
1258 state->af9033_config[adap->id].fe = &adap->fe[0];
1259 state->af9033_config[adap->id].ops = &state->ops;
1260 ret = af9035_add_i2c_dev(d, "si2168",
1261 it930x_addresses_table[state->it930x_addresses].frontend_i2c_addr,
1262 &si2168_config, &d->i2c_adap);
1263 if (ret)
1264 goto err;
1265
1266 if (adap->fe[0] == NULL) {
1267 ret = -ENODEV;
1268 goto err;
1269 }
1270 state->i2c_adapter_demod = adapter;
1271
1272 return 0;
1273
1274 err:
1275 dev_dbg(&intf->dev, "failed=%d\n", ret);
1276
1277 return ret;
1278 }
1279
af9035_frontend_detach(struct dvb_usb_adapter * adap)1280 static int af9035_frontend_detach(struct dvb_usb_adapter *adap)
1281 {
1282 struct state *state = adap_to_priv(adap);
1283 struct dvb_usb_device *d = adap_to_d(adap);
1284 struct usb_interface *intf = d->intf;
1285
1286 dev_dbg(&intf->dev, "adap->id=%d\n", adap->id);
1287
1288 if (adap->id == 1) {
1289 if (state->i2c_client[1])
1290 af9035_del_i2c_dev(d);
1291 } else if (adap->id == 0) {
1292 if (state->i2c_client[0])
1293 af9035_del_i2c_dev(d);
1294 }
1295
1296 return 0;
1297 }
1298
1299 static const struct fc0011_config af9035_fc0011_config = {
1300 .i2c_address = 0x60,
1301 };
1302
1303 static struct mxl5007t_config af9035_mxl5007t_config[] = {
1304 {
1305 .xtal_freq_hz = MxL_XTAL_24_MHZ,
1306 .if_freq_hz = MxL_IF_4_57_MHZ,
1307 .invert_if = 0,
1308 .loop_thru_enable = 0,
1309 .clk_out_enable = 0,
1310 .clk_out_amp = MxL_CLKOUT_AMP_0_94V,
1311 }, {
1312 .xtal_freq_hz = MxL_XTAL_24_MHZ,
1313 .if_freq_hz = MxL_IF_4_57_MHZ,
1314 .invert_if = 0,
1315 .loop_thru_enable = 1,
1316 .clk_out_enable = 1,
1317 .clk_out_amp = MxL_CLKOUT_AMP_0_94V,
1318 }
1319 };
1320
1321 static struct tda18218_config af9035_tda18218_config = {
1322 .i2c_address = 0x60,
1323 .i2c_wr_max = 21,
1324 };
1325
1326 static const struct fc0012_config af9035_fc0012_config[] = {
1327 {
1328 .i2c_address = 0x63,
1329 .xtal_freq = FC_XTAL_36_MHZ,
1330 .dual_master = true,
1331 .loop_through = true,
1332 .clock_out = true,
1333 }, {
1334 .i2c_address = 0x63 | 0x80, /* I2C bus select hack */
1335 .xtal_freq = FC_XTAL_36_MHZ,
1336 .dual_master = true,
1337 }
1338 };
1339
af9035_tuner_attach(struct dvb_usb_adapter * adap)1340 static int af9035_tuner_attach(struct dvb_usb_adapter *adap)
1341 {
1342 struct state *state = adap_to_priv(adap);
1343 struct dvb_usb_device *d = adap_to_d(adap);
1344 struct usb_interface *intf = d->intf;
1345 int ret;
1346 struct dvb_frontend *fe;
1347 struct i2c_msg msg[1];
1348 u8 tuner_addr;
1349
1350 dev_dbg(&intf->dev, "adap->id=%d\n", adap->id);
1351
1352 /*
1353 * XXX: Hack used in that function: we abuse unused I2C address bit [7]
1354 * to carry info about used I2C bus for dual tuner configuration.
1355 */
1356
1357 switch (state->af9033_config[adap->id].tuner) {
1358 case AF9033_TUNER_TUA9001: {
1359 struct tua9001_platform_data tua9001_pdata = {
1360 .dvb_frontend = adap->fe[0],
1361 };
1362
1363 /*
1364 * AF9035 gpiot3 = TUA9001 RESETN
1365 * AF9035 gpiot2 = TUA9001 RXEN
1366 */
1367
1368 /* configure gpiot2 and gpiot2 as output */
1369 ret = af9035_wr_reg_mask(d, 0x00d8ec, 0x01, 0x01);
1370 if (ret < 0)
1371 goto err;
1372
1373 ret = af9035_wr_reg_mask(d, 0x00d8ed, 0x01, 0x01);
1374 if (ret < 0)
1375 goto err;
1376
1377 ret = af9035_wr_reg_mask(d, 0x00d8e8, 0x01, 0x01);
1378 if (ret < 0)
1379 goto err;
1380
1381 ret = af9035_wr_reg_mask(d, 0x00d8e9, 0x01, 0x01);
1382 if (ret < 0)
1383 goto err;
1384
1385 /* attach tuner */
1386 ret = af9035_add_i2c_dev(d, "tua9001", 0x60, &tua9001_pdata,
1387 &d->i2c_adap);
1388 if (ret)
1389 goto err;
1390
1391 fe = adap->fe[0];
1392 break;
1393 }
1394 case AF9033_TUNER_FC0011:
1395 fe = dvb_attach(fc0011_attach, adap->fe[0],
1396 &d->i2c_adap, &af9035_fc0011_config);
1397 break;
1398 case AF9033_TUNER_MXL5007T:
1399 if (adap->id == 0) {
1400 ret = af9035_wr_reg(d, 0x00d8e0, 1);
1401 if (ret < 0)
1402 goto err;
1403
1404 ret = af9035_wr_reg(d, 0x00d8e1, 1);
1405 if (ret < 0)
1406 goto err;
1407
1408 ret = af9035_wr_reg(d, 0x00d8df, 0);
1409 if (ret < 0)
1410 goto err;
1411
1412 msleep(30);
1413
1414 ret = af9035_wr_reg(d, 0x00d8df, 1);
1415 if (ret < 0)
1416 goto err;
1417
1418 msleep(300);
1419
1420 ret = af9035_wr_reg(d, 0x00d8c0, 1);
1421 if (ret < 0)
1422 goto err;
1423
1424 ret = af9035_wr_reg(d, 0x00d8c1, 1);
1425 if (ret < 0)
1426 goto err;
1427
1428 ret = af9035_wr_reg(d, 0x00d8bf, 0);
1429 if (ret < 0)
1430 goto err;
1431
1432 ret = af9035_wr_reg(d, 0x00d8b4, 1);
1433 if (ret < 0)
1434 goto err;
1435
1436 ret = af9035_wr_reg(d, 0x00d8b5, 1);
1437 if (ret < 0)
1438 goto err;
1439
1440 ret = af9035_wr_reg(d, 0x00d8b3, 1);
1441 if (ret < 0)
1442 goto err;
1443
1444 tuner_addr = 0x60;
1445 } else {
1446 tuner_addr = 0x60 | 0x80; /* I2C bus hack */
1447 }
1448
1449 /* attach tuner */
1450 fe = dvb_attach(mxl5007t_attach, adap->fe[0], &d->i2c_adap,
1451 tuner_addr, &af9035_mxl5007t_config[adap->id]);
1452 break;
1453 case AF9033_TUNER_TDA18218:
1454 /* attach tuner */
1455 fe = dvb_attach(tda18218_attach, adap->fe[0],
1456 &d->i2c_adap, &af9035_tda18218_config);
1457 break;
1458 case AF9033_TUNER_FC2580: {
1459 struct fc2580_platform_data fc2580_pdata = {
1460 .dvb_frontend = adap->fe[0],
1461 };
1462
1463 /* Tuner enable using gpiot2_o, gpiot2_en and gpiot2_on */
1464 ret = af9035_wr_reg_mask(d, 0xd8eb, 0x01, 0x01);
1465 if (ret < 0)
1466 goto err;
1467
1468 ret = af9035_wr_reg_mask(d, 0xd8ec, 0x01, 0x01);
1469 if (ret < 0)
1470 goto err;
1471
1472 ret = af9035_wr_reg_mask(d, 0xd8ed, 0x01, 0x01);
1473 if (ret < 0)
1474 goto err;
1475
1476 usleep_range(10000, 50000);
1477 /* attach tuner */
1478 ret = af9035_add_i2c_dev(d, "fc2580", 0x56, &fc2580_pdata,
1479 &d->i2c_adap);
1480 if (ret)
1481 goto err;
1482
1483 fe = adap->fe[0];
1484 break;
1485 }
1486 case AF9033_TUNER_FC0012:
1487 /*
1488 * AF9035 gpiot2 = FC0012 enable
1489 * XXX: there seems to be something on gpioh8 too, but on my
1490 * my test I didn't find any difference.
1491 */
1492
1493 if (adap->id == 0) {
1494 /* configure gpiot2 as output and high */
1495 ret = af9035_wr_reg_mask(d, 0xd8eb, 0x01, 0x01);
1496 if (ret < 0)
1497 goto err;
1498
1499 ret = af9035_wr_reg_mask(d, 0xd8ec, 0x01, 0x01);
1500 if (ret < 0)
1501 goto err;
1502
1503 ret = af9035_wr_reg_mask(d, 0xd8ed, 0x01, 0x01);
1504 if (ret < 0)
1505 goto err;
1506 } else {
1507 /*
1508 * FIXME: That belongs for the FC0012 driver.
1509 * Write 02 to FC0012 master tuner register 0d directly
1510 * in order to make slave tuner working.
1511 */
1512 msg[0].addr = 0x63;
1513 msg[0].flags = 0;
1514 msg[0].len = 2;
1515 msg[0].buf = "\x0d\x02";
1516 ret = i2c_transfer(&d->i2c_adap, msg, 1);
1517 if (ret < 0)
1518 goto err;
1519 }
1520
1521 usleep_range(10000, 50000);
1522
1523 fe = dvb_attach(fc0012_attach, adap->fe[0], &d->i2c_adap,
1524 &af9035_fc0012_config[adap->id]);
1525 break;
1526 case AF9033_TUNER_IT9135_38:
1527 case AF9033_TUNER_IT9135_51:
1528 case AF9033_TUNER_IT9135_52:
1529 case AF9033_TUNER_IT9135_60:
1530 case AF9033_TUNER_IT9135_61:
1531 case AF9033_TUNER_IT9135_62:
1532 {
1533 struct platform_device *pdev;
1534 const char *name;
1535 struct it913x_platform_data it913x_pdata = {
1536 .regmap = state->af9033_config[adap->id].regmap,
1537 .fe = adap->fe[0],
1538 };
1539
1540 switch (state->af9033_config[adap->id].tuner) {
1541 case AF9033_TUNER_IT9135_38:
1542 case AF9033_TUNER_IT9135_51:
1543 case AF9033_TUNER_IT9135_52:
1544 name = "it9133ax-tuner";
1545 break;
1546 case AF9033_TUNER_IT9135_60:
1547 case AF9033_TUNER_IT9135_61:
1548 case AF9033_TUNER_IT9135_62:
1549 name = "it9133bx-tuner";
1550 break;
1551 default:
1552 ret = -ENODEV;
1553 goto err;
1554 }
1555
1556 if (state->dual_mode) {
1557 if (adap->id == 0)
1558 it913x_pdata.role = IT913X_ROLE_DUAL_MASTER;
1559 else
1560 it913x_pdata.role = IT913X_ROLE_DUAL_SLAVE;
1561 } else {
1562 it913x_pdata.role = IT913X_ROLE_SINGLE;
1563 }
1564
1565 request_module("%s", "it913x");
1566 pdev = platform_device_register_data(&d->intf->dev, name,
1567 PLATFORM_DEVID_AUTO,
1568 &it913x_pdata,
1569 sizeof(it913x_pdata));
1570 if (IS_ERR(pdev) || !pdev->dev.driver) {
1571 ret = -ENODEV;
1572 goto err;
1573 }
1574 if (!try_module_get(pdev->dev.driver->owner)) {
1575 platform_device_unregister(pdev);
1576 ret = -ENODEV;
1577 goto err;
1578 }
1579
1580 state->platform_device_tuner[adap->id] = pdev;
1581 fe = adap->fe[0];
1582 break;
1583 }
1584 default:
1585 fe = NULL;
1586 }
1587
1588 if (fe == NULL) {
1589 ret = -ENODEV;
1590 goto err;
1591 }
1592
1593 return 0;
1594
1595 err:
1596 dev_dbg(&intf->dev, "failed=%d\n", ret);
1597
1598 return ret;
1599 }
1600
it930x_tuner_attach(struct dvb_usb_adapter * adap)1601 static int it930x_tuner_attach(struct dvb_usb_adapter *adap)
1602 {
1603 struct state *state = adap_to_priv(adap);
1604 struct dvb_usb_device *d = adap_to_d(adap);
1605 struct usb_interface *intf = d->intf;
1606 int ret;
1607 struct si2157_config si2157_config;
1608
1609 dev_dbg(&intf->dev, "adap->id=%d\n", adap->id);
1610
1611 memset(&si2157_config, 0, sizeof(si2157_config));
1612 si2157_config.fe = adap->fe[0];
1613 si2157_config.if_port = it930x_addresses_table[state->it930x_addresses].tuner_if_port;
1614 ret = af9035_add_i2c_dev(d, "si2157",
1615 it930x_addresses_table[state->it930x_addresses].tuner_i2c_addr,
1616 &si2157_config, state->i2c_adapter_demod);
1617 if (ret)
1618 goto err;
1619
1620 return 0;
1621
1622 err:
1623 dev_dbg(&intf->dev, "failed=%d\n", ret);
1624
1625 return ret;
1626 }
1627
1628
it930x_tuner_detach(struct dvb_usb_adapter * adap)1629 static int it930x_tuner_detach(struct dvb_usb_adapter *adap)
1630 {
1631 struct state *state = adap_to_priv(adap);
1632 struct dvb_usb_device *d = adap_to_d(adap);
1633 struct usb_interface *intf = d->intf;
1634
1635 dev_dbg(&intf->dev, "adap->id=%d\n", adap->id);
1636
1637 if (adap->id == 1) {
1638 if (state->i2c_client[3])
1639 af9035_del_i2c_dev(d);
1640 } else if (adap->id == 0) {
1641 if (state->i2c_client[1])
1642 af9035_del_i2c_dev(d);
1643 }
1644
1645 return 0;
1646 }
1647
1648
af9035_tuner_detach(struct dvb_usb_adapter * adap)1649 static int af9035_tuner_detach(struct dvb_usb_adapter *adap)
1650 {
1651 struct state *state = adap_to_priv(adap);
1652 struct dvb_usb_device *d = adap_to_d(adap);
1653 struct usb_interface *intf = d->intf;
1654
1655 dev_dbg(&intf->dev, "adap->id=%d\n", adap->id);
1656
1657 switch (state->af9033_config[adap->id].tuner) {
1658 case AF9033_TUNER_TUA9001:
1659 case AF9033_TUNER_FC2580:
1660 if (adap->id == 1) {
1661 if (state->i2c_client[3])
1662 af9035_del_i2c_dev(d);
1663 } else if (adap->id == 0) {
1664 if (state->i2c_client[1])
1665 af9035_del_i2c_dev(d);
1666 }
1667 break;
1668 case AF9033_TUNER_IT9135_38:
1669 case AF9033_TUNER_IT9135_51:
1670 case AF9033_TUNER_IT9135_52:
1671 case AF9033_TUNER_IT9135_60:
1672 case AF9033_TUNER_IT9135_61:
1673 case AF9033_TUNER_IT9135_62:
1674 {
1675 struct platform_device *pdev;
1676
1677 pdev = state->platform_device_tuner[adap->id];
1678 if (pdev) {
1679 module_put(pdev->dev.driver->owner);
1680 platform_device_unregister(pdev);
1681 }
1682 break;
1683 }
1684 }
1685
1686 return 0;
1687 }
1688
af9035_init(struct dvb_usb_device * d)1689 static int af9035_init(struct dvb_usb_device *d)
1690 {
1691 struct state *state = d_to_priv(d);
1692 struct usb_interface *intf = d->intf;
1693 int ret, i;
1694 u16 frame_size = (d->udev->speed == USB_SPEED_FULL ? 5 : 87) * 188 / 4;
1695 u8 packet_size = (d->udev->speed == USB_SPEED_FULL ? 64 : 512) / 4;
1696 struct reg_val_mask tab[] = {
1697 { 0x80f99d, 0x01, 0x01 },
1698 { 0x80f9a4, 0x01, 0x01 },
1699 { 0x00dd11, 0x00, 0x20 },
1700 { 0x00dd11, 0x00, 0x40 },
1701 { 0x00dd13, 0x00, 0x20 },
1702 { 0x00dd13, 0x00, 0x40 },
1703 { 0x00dd11, 0x20, 0x20 },
1704 { 0x00dd88, (frame_size >> 0) & 0xff, 0xff},
1705 { 0x00dd89, (frame_size >> 8) & 0xff, 0xff},
1706 { 0x00dd0c, packet_size, 0xff},
1707 { 0x00dd11, state->dual_mode << 6, 0x40 },
1708 { 0x00dd8a, (frame_size >> 0) & 0xff, 0xff},
1709 { 0x00dd8b, (frame_size >> 8) & 0xff, 0xff},
1710 { 0x00dd0d, packet_size, 0xff },
1711 { 0x80f9a3, state->dual_mode, 0x01 },
1712 { 0x80f9cd, state->dual_mode, 0x01 },
1713 { 0x80f99d, 0x00, 0x01 },
1714 { 0x80f9a4, 0x00, 0x01 },
1715 };
1716
1717 dev_dbg(&intf->dev, "USB speed=%d frame_size=%04x packet_size=%02x\n",
1718 d->udev->speed, frame_size, packet_size);
1719
1720 /* init endpoints */
1721 for (i = 0; i < ARRAY_SIZE(tab); i++) {
1722 ret = af9035_wr_reg_mask(d, tab[i].reg, tab[i].val,
1723 tab[i].mask);
1724 if (ret < 0)
1725 goto err;
1726 }
1727
1728 return 0;
1729
1730 err:
1731 dev_dbg(&intf->dev, "failed=%d\n", ret);
1732
1733 return ret;
1734 }
1735
it930x_init(struct dvb_usb_device * d)1736 static int it930x_init(struct dvb_usb_device *d)
1737 {
1738 struct state *state = d_to_priv(d);
1739 struct usb_interface *intf = d->intf;
1740 int ret, i;
1741 u16 frame_size = (d->udev->speed == USB_SPEED_FULL ? 5 : 816) * 188 / 4;
1742 u8 packet_size = (d->udev->speed == USB_SPEED_FULL ? 64 : 512) / 4;
1743 struct reg_val_mask tab[] = {
1744 { 0x00da1a, 0x00, 0x01 }, /* ignore_sync_byte */
1745 { 0x00f41f, 0x04, 0x04 }, /* dvbt_inten */
1746 { 0x00da10, 0x00, 0x01 }, /* mpeg_full_speed */
1747 { 0x00f41a, 0x01, 0x01 }, /* dvbt_en */
1748 { 0x00da1d, 0x01, 0x01 }, /* mp2_sw_rst, reset EP4 */
1749 { 0x00dd11, 0x00, 0x20 }, /* ep4_tx_en, disable EP4 */
1750 { 0x00dd13, 0x00, 0x20 }, /* ep4_tx_nak, disable EP4 NAK */
1751 { 0x00dd11, 0x20, 0x20 }, /* ep4_tx_en, enable EP4 */
1752 { 0x00dd11, 0x00, 0x40 }, /* ep5_tx_en, disable EP5 */
1753 { 0x00dd13, 0x00, 0x40 }, /* ep5_tx_nak, disable EP5 NAK */
1754 { 0x00dd11, state->dual_mode << 6, 0x40 }, /* enable EP5 */
1755 { 0x00dd88, (frame_size >> 0) & 0xff, 0xff},
1756 { 0x00dd89, (frame_size >> 8) & 0xff, 0xff},
1757 { 0x00dd0c, packet_size, 0xff},
1758 { 0x00dd8a, (frame_size >> 0) & 0xff, 0xff},
1759 { 0x00dd8b, (frame_size >> 8) & 0xff, 0xff},
1760 { 0x00dd0d, packet_size, 0xff },
1761 { 0x00da1d, 0x00, 0x01 }, /* mp2_sw_rst, disable */
1762 { 0x00d833, 0x01, 0xff }, /* slew rate ctrl: slew rate boosts */
1763 { 0x00d830, 0x00, 0xff }, /* Bit 0 of output driving control */
1764 { 0x00d831, 0x01, 0xff }, /* Bit 1 of output driving control */
1765 { 0x00d832, 0x00, 0xff }, /* Bit 2 of output driving control */
1766
1767 /* suspend gpio1 for TS-C */
1768 { 0x00d8b0, 0x01, 0xff }, /* gpio1 */
1769 { 0x00d8b1, 0x01, 0xff }, /* gpio1 */
1770 { 0x00d8af, 0x00, 0xff }, /* gpio1 */
1771
1772 /* suspend gpio7 for TS-D */
1773 { 0x00d8c4, 0x01, 0xff }, /* gpio7 */
1774 { 0x00d8c5, 0x01, 0xff }, /* gpio7 */
1775 { 0x00d8c3, 0x00, 0xff }, /* gpio7 */
1776
1777 /* suspend gpio13 for TS-B */
1778 { 0x00d8dc, 0x01, 0xff }, /* gpio13 */
1779 { 0x00d8dd, 0x01, 0xff }, /* gpio13 */
1780 { 0x00d8db, 0x00, 0xff }, /* gpio13 */
1781
1782 /* suspend gpio14 for TS-E */
1783 { 0x00d8e4, 0x01, 0xff }, /* gpio14 */
1784 { 0x00d8e5, 0x01, 0xff }, /* gpio14 */
1785 { 0x00d8e3, 0x00, 0xff }, /* gpio14 */
1786
1787 /* suspend gpio15 for TS-A */
1788 { 0x00d8e8, 0x01, 0xff }, /* gpio15 */
1789 { 0x00d8e9, 0x01, 0xff }, /* gpio15 */
1790 { 0x00d8e7, 0x00, 0xff }, /* gpio15 */
1791
1792 { 0x00da58, 0x00, 0x01 }, /* ts_in_src, serial */
1793 { 0x00da73, 0x01, 0xff }, /* ts0_aggre_mode */
1794 { 0x00da78, 0x47, 0xff }, /* ts0_sync_byte */
1795 { 0x00da4c, 0x01, 0xff }, /* ts0_en */
1796 { 0x00da5a, 0x1f, 0xff }, /* ts_fail_ignore */
1797 };
1798
1799 dev_dbg(&intf->dev, "USB speed=%d frame_size=%04x packet_size=%02x\n",
1800 d->udev->speed, frame_size, packet_size);
1801
1802 /* init endpoints */
1803 for (i = 0; i < ARRAY_SIZE(tab); i++) {
1804 ret = af9035_wr_reg_mask(d, tab[i].reg,
1805 tab[i].val, tab[i].mask);
1806
1807 if (ret < 0)
1808 goto err;
1809 }
1810
1811 return 0;
1812 err:
1813 dev_dbg(&intf->dev, "failed=%d\n", ret);
1814
1815 return ret;
1816 }
1817
1818
1819 #if IS_ENABLED(CONFIG_RC_CORE)
af9035_rc_query(struct dvb_usb_device * d)1820 static int af9035_rc_query(struct dvb_usb_device *d)
1821 {
1822 struct usb_interface *intf = d->intf;
1823 int ret;
1824 enum rc_proto proto;
1825 u32 key;
1826 u8 buf[4];
1827 struct usb_req req = { CMD_IR_GET, 0, 0, NULL, 4, buf };
1828
1829 ret = af9035_ctrl_msg(d, &req);
1830 if (ret == 1)
1831 return 0;
1832 else if (ret < 0)
1833 goto err;
1834
1835 if ((buf[2] + buf[3]) == 0xff) {
1836 if ((buf[0] + buf[1]) == 0xff) {
1837 /* NEC standard 16bit */
1838 key = RC_SCANCODE_NEC(buf[0], buf[2]);
1839 proto = RC_PROTO_NEC;
1840 } else {
1841 /* NEC extended 24bit */
1842 key = RC_SCANCODE_NECX(buf[0] << 8 | buf[1], buf[2]);
1843 proto = RC_PROTO_NECX;
1844 }
1845 } else {
1846 /* NEC full code 32bit */
1847 key = RC_SCANCODE_NEC32(buf[0] << 24 | buf[1] << 16 |
1848 buf[2] << 8 | buf[3]);
1849 proto = RC_PROTO_NEC32;
1850 }
1851
1852 dev_dbg(&intf->dev, "%*ph\n", 4, buf);
1853
1854 rc_keydown(d->rc_dev, proto, key, 0);
1855
1856 return 0;
1857
1858 err:
1859 dev_dbg(&intf->dev, "failed=%d\n", ret);
1860
1861 return ret;
1862 }
1863
af9035_get_rc_config(struct dvb_usb_device * d,struct dvb_usb_rc * rc)1864 static int af9035_get_rc_config(struct dvb_usb_device *d, struct dvb_usb_rc *rc)
1865 {
1866 struct state *state = d_to_priv(d);
1867 struct usb_interface *intf = d->intf;
1868
1869 dev_dbg(&intf->dev, "ir_mode=%02x ir_type=%02x\n",
1870 state->ir_mode, state->ir_type);
1871
1872 /* don't activate rc if in HID mode or if not available */
1873 if (state->ir_mode == 0x05) {
1874 switch (state->ir_type) {
1875 case 0: /* NEC */
1876 default:
1877 rc->allowed_protos = RC_PROTO_BIT_NEC |
1878 RC_PROTO_BIT_NECX | RC_PROTO_BIT_NEC32;
1879 break;
1880 case 1: /* RC6 */
1881 rc->allowed_protos = RC_PROTO_BIT_RC6_MCE;
1882 break;
1883 }
1884
1885 rc->query = af9035_rc_query;
1886 rc->interval = 500;
1887
1888 /* load empty to enable rc */
1889 if (!rc->map_name)
1890 rc->map_name = RC_MAP_EMPTY;
1891 }
1892
1893 return 0;
1894 }
1895 #else
1896 #define af9035_get_rc_config NULL
1897 #endif
1898
af9035_get_stream_config(struct dvb_frontend * fe,u8 * ts_type,struct usb_data_stream_properties * stream)1899 static int af9035_get_stream_config(struct dvb_frontend *fe, u8 *ts_type,
1900 struct usb_data_stream_properties *stream)
1901 {
1902 struct dvb_usb_device *d = fe_to_d(fe);
1903 struct usb_interface *intf = d->intf;
1904
1905 dev_dbg(&intf->dev, "adap=%d\n", fe_to_adap(fe)->id);
1906
1907 if (d->udev->speed == USB_SPEED_FULL)
1908 stream->u.bulk.buffersize = 5 * 188;
1909
1910 return 0;
1911 }
1912
af9035_pid_filter_ctrl(struct dvb_usb_adapter * adap,int onoff)1913 static int af9035_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff)
1914 {
1915 struct state *state = adap_to_priv(adap);
1916
1917 return state->ops.pid_filter_ctrl(adap->fe[0], onoff);
1918 }
1919
af9035_pid_filter(struct dvb_usb_adapter * adap,int index,u16 pid,int onoff)1920 static int af9035_pid_filter(struct dvb_usb_adapter *adap, int index, u16 pid,
1921 int onoff)
1922 {
1923 struct state *state = adap_to_priv(adap);
1924
1925 return state->ops.pid_filter(adap->fe[0], index, pid, onoff);
1926 }
1927
af9035_probe(struct usb_interface * intf,const struct usb_device_id * id)1928 static int af9035_probe(struct usb_interface *intf,
1929 const struct usb_device_id *id)
1930 {
1931 struct usb_device *udev = interface_to_usbdev(intf);
1932 char manufacturer[sizeof("Afatech")];
1933
1934 memset(manufacturer, 0, sizeof(manufacturer));
1935 usb_string(udev, udev->descriptor.iManufacturer,
1936 manufacturer, sizeof(manufacturer));
1937 /*
1938 * There is two devices having same ID but different chipset. One uses
1939 * AF9015 and the other IT9135 chipset. Only difference seen on lsusb
1940 * is iManufacturer string.
1941 *
1942 * idVendor 0x0ccd TerraTec Electronic GmbH
1943 * idProduct 0x0099
1944 * bcdDevice 2.00
1945 * iManufacturer 1 Afatech
1946 * iProduct 2 DVB-T 2
1947 *
1948 * idVendor 0x0ccd TerraTec Electronic GmbH
1949 * idProduct 0x0099
1950 * bcdDevice 2.00
1951 * iManufacturer 1 ITE Technologies, Inc.
1952 * iProduct 2 DVB-T TV Stick
1953 */
1954 if ((le16_to_cpu(udev->descriptor.idVendor) == USB_VID_TERRATEC) &&
1955 (le16_to_cpu(udev->descriptor.idProduct) == 0x0099)) {
1956 if (!strcmp("Afatech", manufacturer)) {
1957 dev_dbg(&udev->dev, "rejecting device\n");
1958 return -ENODEV;
1959 }
1960 }
1961
1962 return dvb_usbv2_probe(intf, id);
1963 }
1964
1965 /* interface 0 is used by DVB-T receiver and
1966 interface 1 is for remote controller (HID) */
1967 static const struct dvb_usb_device_properties af9035_props = {
1968 .driver_name = KBUILD_MODNAME,
1969 .owner = THIS_MODULE,
1970 .adapter_nr = adapter_nr,
1971 .size_of_priv = sizeof(struct state),
1972
1973 .generic_bulk_ctrl_endpoint = 0x02,
1974 .generic_bulk_ctrl_endpoint_response = 0x81,
1975
1976 .identify_state = af9035_identify_state,
1977 .download_firmware = af9035_download_firmware,
1978
1979 .i2c_algo = &af9035_i2c_algo,
1980 .read_config = af9035_read_config,
1981 .frontend_attach = af9035_frontend_attach,
1982 .frontend_detach = af9035_frontend_detach,
1983 .tuner_attach = af9035_tuner_attach,
1984 .tuner_detach = af9035_tuner_detach,
1985 .init = af9035_init,
1986 .get_rc_config = af9035_get_rc_config,
1987 .get_stream_config = af9035_get_stream_config,
1988
1989 .get_adapter_count = af9035_get_adapter_count,
1990 .adapter = {
1991 {
1992 .caps = DVB_USB_ADAP_HAS_PID_FILTER |
1993 DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
1994
1995 .pid_filter_count = 32,
1996 .pid_filter_ctrl = af9035_pid_filter_ctrl,
1997 .pid_filter = af9035_pid_filter,
1998
1999 .stream = DVB_USB_STREAM_BULK(0x84, 6, 87 * 188),
2000 }, {
2001 .caps = DVB_USB_ADAP_HAS_PID_FILTER |
2002 DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
2003
2004 .pid_filter_count = 32,
2005 .pid_filter_ctrl = af9035_pid_filter_ctrl,
2006 .pid_filter = af9035_pid_filter,
2007
2008 .stream = DVB_USB_STREAM_BULK(0x85, 6, 87 * 188),
2009 },
2010 },
2011 };
2012
2013 static const struct dvb_usb_device_properties it930x_props = {
2014 .driver_name = KBUILD_MODNAME,
2015 .owner = THIS_MODULE,
2016 .adapter_nr = adapter_nr,
2017 .size_of_priv = sizeof(struct state),
2018
2019 .generic_bulk_ctrl_endpoint = 0x02,
2020 .generic_bulk_ctrl_endpoint_response = 0x81,
2021
2022 .identify_state = af9035_identify_state,
2023 .download_firmware = af9035_download_firmware,
2024
2025 .i2c_algo = &af9035_i2c_algo,
2026 .read_config = af9035_read_config,
2027 .frontend_attach = it930x_frontend_attach,
2028 .frontend_detach = af9035_frontend_detach,
2029 .tuner_attach = it930x_tuner_attach,
2030 .tuner_detach = it930x_tuner_detach,
2031 .init = it930x_init,
2032 .get_stream_config = af9035_get_stream_config,
2033
2034 .get_adapter_count = af9035_get_adapter_count,
2035 .adapter = {
2036 {
2037 .stream = DVB_USB_STREAM_BULK(0x84, 4, 816 * 188),
2038 }, {
2039 .stream = DVB_USB_STREAM_BULK(0x85, 4, 816 * 188),
2040 },
2041 },
2042 };
2043
2044 static const struct usb_device_id af9035_id_table[] = {
2045 /* AF9035 devices */
2046 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_9035,
2047 &af9035_props, "Afatech AF9035 reference design", NULL) },
2048 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1000,
2049 &af9035_props, "Afatech AF9035 reference design", NULL) },
2050 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1001,
2051 &af9035_props, "Afatech AF9035 reference design", NULL) },
2052 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1002,
2053 &af9035_props, "Afatech AF9035 reference design", NULL) },
2054 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1003,
2055 &af9035_props, "Afatech AF9035 reference design", NULL) },
2056 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_STICK,
2057 &af9035_props, "TerraTec Cinergy T Stick", NULL) },
2058 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A835,
2059 &af9035_props, "AVerMedia AVerTV Volar HD/PRO (A835)", NULL) },
2060 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_B835,
2061 &af9035_props, "AVerMedia AVerTV Volar HD/PRO (A835)", NULL) },
2062 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_1867,
2063 &af9035_props, "AVerMedia HD Volar (A867)", NULL) },
2064 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A867,
2065 &af9035_props, "AVerMedia HD Volar (A867)", NULL) },
2066 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_TWINSTAR,
2067 &af9035_props, "AVerMedia Twinstar (A825)", NULL) },
2068 { DVB_USB_DEVICE(USB_VID_ASUS, USB_PID_ASUS_U3100MINI_PLUS,
2069 &af9035_props, "Asus U3100Mini Plus", NULL) },
2070 { DVB_USB_DEVICE(USB_VID_TERRATEC, 0x00aa,
2071 &af9035_props, "TerraTec Cinergy T Stick (rev. 2)", NULL) },
2072 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, 0x0337,
2073 &af9035_props, "AVerMedia HD Volar (A867)", NULL) },
2074 { DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_EVOLVEO_XTRATV_STICK,
2075 &af9035_props, "EVOLVEO XtraTV stick", NULL) },
2076
2077 /* IT9135 devices */
2078 { DVB_USB_DEVICE(USB_VID_ITETECH, USB_PID_ITETECH_IT9135,
2079 &af9035_props, "ITE 9135 Generic", RC_MAP_IT913X_V1) },
2080 { DVB_USB_DEVICE(USB_VID_ITETECH, USB_PID_ITETECH_IT9135_9005,
2081 &af9035_props, "ITE 9135(9005) Generic", RC_MAP_IT913X_V2) },
2082 { DVB_USB_DEVICE(USB_VID_ITETECH, USB_PID_ITETECH_IT9135_9006,
2083 &af9035_props, "ITE 9135(9006) Generic", RC_MAP_IT913X_V1) },
2084 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A835B_1835,
2085 &af9035_props, "Avermedia A835B(1835)", RC_MAP_IT913X_V2) },
2086 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A835B_2835,
2087 &af9035_props, "Avermedia A835B(2835)", RC_MAP_IT913X_V2) },
2088 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A835B_3835,
2089 &af9035_props, "Avermedia A835B(3835)", RC_MAP_IT913X_V2) },
2090 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A835B_4835,
2091 &af9035_props, "Avermedia A835B(4835)", RC_MAP_IT913X_V2) },
2092 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_TD110,
2093 &af9035_props, "Avermedia AverTV Volar HD 2 (TD110)", RC_MAP_AVERMEDIA_RM_KS) },
2094 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_H335,
2095 &af9035_props, "Avermedia H335", RC_MAP_IT913X_V2) },
2096 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_UB499_2T_T09,
2097 &af9035_props, "Kworld UB499-2T T09", RC_MAP_IT913X_V1) },
2098 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV22_IT9137,
2099 &af9035_props, "Sveon STV22 Dual DVB-T HDTV",
2100 RC_MAP_IT913X_V1) },
2101 { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_CTVDIGDUAL_V2,
2102 &af9035_props, "Digital Dual TV Receiver CTVDIGDUAL_V2",
2103 RC_MAP_IT913X_V1) },
2104 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_T1,
2105 &af9035_props, "TerraTec T1", RC_MAP_IT913X_V1) },
2106 /* XXX: that same ID [0ccd:0099] is used by af9015 driver too */
2107 { DVB_USB_DEVICE(USB_VID_TERRATEC, 0x0099,
2108 &af9035_props, "TerraTec Cinergy T Stick Dual RC (rev. 2)",
2109 NULL) },
2110 { DVB_USB_DEVICE(USB_VID_LEADTEK, 0x6a05,
2111 &af9035_props, "Leadtek WinFast DTV Dongle Dual", NULL) },
2112 { DVB_USB_DEVICE(USB_VID_HAUPPAUGE, 0xf900,
2113 &af9035_props, "Hauppauge WinTV-MiniStick 2", NULL) },
2114 { DVB_USB_DEVICE(USB_VID_PCTV, USB_PID_PCTV_78E,
2115 &af9035_props, "PCTV AndroiDTV (78e)", RC_MAP_IT913X_V1) },
2116 { DVB_USB_DEVICE(USB_VID_PCTV, USB_PID_PCTV_79E,
2117 &af9035_props, "PCTV microStick (79e)", RC_MAP_IT913X_V2) },
2118
2119 /* IT930x devices */
2120 { DVB_USB_DEVICE(USB_VID_ITETECH, USB_PID_ITETECH_IT9303,
2121 &it930x_props, "ITE 9303 Generic", NULL) },
2122 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_TD310,
2123 &it930x_props, "AVerMedia TD310 DVB-T2", NULL) },
2124 { }
2125 };
2126 MODULE_DEVICE_TABLE(usb, af9035_id_table);
2127
2128 static struct usb_driver af9035_usb_driver = {
2129 .name = KBUILD_MODNAME,
2130 .id_table = af9035_id_table,
2131 .probe = af9035_probe,
2132 .disconnect = dvb_usbv2_disconnect,
2133 .suspend = dvb_usbv2_suspend,
2134 .resume = dvb_usbv2_resume,
2135 .reset_resume = dvb_usbv2_reset_resume,
2136 .no_dynamic_id = 1,
2137 .soft_unbind = 1,
2138 };
2139
2140 module_usb_driver(af9035_usb_driver);
2141
2142 MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>");
2143 MODULE_DESCRIPTION("Afatech AF9035 driver");
2144 MODULE_LICENSE("GPL");
2145 MODULE_FIRMWARE(AF9035_FIRMWARE_AF9035);
2146 MODULE_FIRMWARE(AF9035_FIRMWARE_IT9135_V1);
2147 MODULE_FIRMWARE(AF9035_FIRMWARE_IT9135_V2);
2148 MODULE_FIRMWARE(AF9035_FIRMWARE_IT9303);
2149