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Diffstat (limited to 'drivers/media/usb/dvb-usb-v2/af9035.c')
-rw-r--r--drivers/media/usb/dvb-usb-v2/af9035.c1086
1 files changed, 1086 insertions, 0 deletions
diff --git a/drivers/media/usb/dvb-usb-v2/af9035.c b/drivers/media/usb/dvb-usb-v2/af9035.c
new file mode 100644
index 000000000000..bb90b877d07b
--- /dev/null
+++ b/drivers/media/usb/dvb-usb-v2/af9035.c
@@ -0,0 +1,1086 @@
1/*
2 * Afatech AF9035 DVB USB driver
3 *
4 * Copyright (C) 2009 Antti Palosaari <crope@iki.fi>
5 * Copyright (C) 2012 Antti Palosaari <crope@iki.fi>
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License along
18 * with this program; if not, write to the Free Software Foundation, Inc.,
19 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
20 */
21
22#include "af9035.h"
23
24DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
25
26static u16 af9035_checksum(const u8 *buf, size_t len)
27{
28 size_t i;
29 u16 checksum = 0;
30
31 for (i = 1; i < len; i++) {
32 if (i % 2)
33 checksum += buf[i] << 8;
34 else
35 checksum += buf[i];
36 }
37 checksum = ~checksum;
38
39 return checksum;
40}
41
42static int af9035_ctrl_msg(struct dvb_usb_device *d, struct usb_req *req)
43{
44#define BUF_LEN 64
45#define REQ_HDR_LEN 4 /* send header size */
46#define ACK_HDR_LEN 3 /* rece header size */
47#define CHECKSUM_LEN 2
48#define USB_TIMEOUT 2000
49 struct state *state = d_to_priv(d);
50 int ret, wlen, rlen;
51 u8 buf[BUF_LEN];
52 u16 checksum, tmp_checksum;
53
54 /* buffer overflow check */
55 if (req->wlen > (BUF_LEN - REQ_HDR_LEN - CHECKSUM_LEN) ||
56 req->rlen > (BUF_LEN - ACK_HDR_LEN - CHECKSUM_LEN)) {
57 pr_debug("%s: too much data wlen=%d rlen=%d\n", __func__,
58 req->wlen, req->rlen);
59 return -EINVAL;
60 }
61
62 buf[0] = REQ_HDR_LEN + req->wlen + CHECKSUM_LEN - 1;
63 buf[1] = req->mbox;
64 buf[2] = req->cmd;
65 buf[3] = state->seq++;
66 memcpy(&buf[REQ_HDR_LEN], req->wbuf, req->wlen);
67
68 wlen = REQ_HDR_LEN + req->wlen + CHECKSUM_LEN;
69 rlen = ACK_HDR_LEN + req->rlen + CHECKSUM_LEN;
70
71 /* calc and add checksum */
72 checksum = af9035_checksum(buf, buf[0] - 1);
73 buf[buf[0] - 1] = (checksum >> 8);
74 buf[buf[0] - 0] = (checksum & 0xff);
75
76 /* no ack for these packets */
77 if (req->cmd == CMD_FW_DL)
78 rlen = 0;
79
80 ret = dvb_usbv2_generic_rw(d, buf, wlen, buf, rlen);
81 if (ret)
82 goto err;
83
84 /* no ack for those packets */
85 if (req->cmd == CMD_FW_DL)
86 goto exit;
87
88 /* verify checksum */
89 checksum = af9035_checksum(buf, rlen - 2);
90 tmp_checksum = (buf[rlen - 2] << 8) | buf[rlen - 1];
91 if (tmp_checksum != checksum) {
92 pr_err("%s: command=%02x checksum mismatch (%04x != %04x)\n",
93 KBUILD_MODNAME, req->cmd, tmp_checksum,
94 checksum);
95 ret = -EIO;
96 goto err;
97 }
98
99 /* check status */
100 if (buf[2]) {
101 pr_debug("%s: command=%02x failed fw error=%d\n", __func__,
102 req->cmd, buf[2]);
103 ret = -EIO;
104 goto err;
105 }
106
107 /* read request, copy returned data to return buf */
108 if (req->rlen)
109 memcpy(req->rbuf, &buf[ACK_HDR_LEN], req->rlen);
110
111exit:
112 return 0;
113
114err:
115 pr_debug("%s: failed=%d\n", __func__, ret);
116
117 return ret;
118}
119
120/* write multiple registers */
121static int af9035_wr_regs(struct dvb_usb_device *d, u32 reg, u8 *val, int len)
122{
123 u8 wbuf[6 + len];
124 u8 mbox = (reg >> 16) & 0xff;
125 struct usb_req req = { CMD_MEM_WR, mbox, sizeof(wbuf), wbuf, 0, NULL };
126
127 wbuf[0] = len;
128 wbuf[1] = 2;
129 wbuf[2] = 0;
130 wbuf[3] = 0;
131 wbuf[4] = (reg >> 8) & 0xff;
132 wbuf[5] = (reg >> 0) & 0xff;
133 memcpy(&wbuf[6], val, len);
134
135 return af9035_ctrl_msg(d, &req);
136}
137
138/* read multiple registers */
139static int af9035_rd_regs(struct dvb_usb_device *d, u32 reg, u8 *val, int len)
140{
141 u8 wbuf[] = { len, 2, 0, 0, (reg >> 8) & 0xff, reg & 0xff };
142 u8 mbox = (reg >> 16) & 0xff;
143 struct usb_req req = { CMD_MEM_RD, mbox, sizeof(wbuf), wbuf, len, val };
144
145 return af9035_ctrl_msg(d, &req);
146}
147
148/* write single register */
149static int af9035_wr_reg(struct dvb_usb_device *d, u32 reg, u8 val)
150{
151 return af9035_wr_regs(d, reg, &val, 1);
152}
153
154/* read single register */
155static int af9035_rd_reg(struct dvb_usb_device *d, u32 reg, u8 *val)
156{
157 return af9035_rd_regs(d, reg, val, 1);
158}
159
160/* write single register with mask */
161static int af9035_wr_reg_mask(struct dvb_usb_device *d, u32 reg, u8 val,
162 u8 mask)
163{
164 int ret;
165 u8 tmp;
166
167 /* no need for read if whole reg is written */
168 if (mask != 0xff) {
169 ret = af9035_rd_regs(d, reg, &tmp, 1);
170 if (ret)
171 return ret;
172
173 val &= mask;
174 tmp &= ~mask;
175 val |= tmp;
176 }
177
178 return af9035_wr_regs(d, reg, &val, 1);
179}
180
181static int af9035_i2c_master_xfer(struct i2c_adapter *adap,
182 struct i2c_msg msg[], int num)
183{
184 struct dvb_usb_device *d = i2c_get_adapdata(adap);
185 struct state *state = d_to_priv(d);
186 int ret;
187
188 if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
189 return -EAGAIN;
190
191 /*
192 * I2C sub header is 5 bytes long. Meaning of those bytes are:
193 * 0: data len
194 * 1: I2C addr << 1
195 * 2: reg addr len
196 * byte 3 and 4 can be used as reg addr
197 * 3: reg addr MSB
198 * used when reg addr len is set to 2
199 * 4: reg addr LSB
200 * used when reg addr len is set to 1 or 2
201 *
202 * For the simplify we do not use register addr at all.
203 * NOTE: As a firmware knows tuner type there is very small possibility
204 * there could be some tuner I2C hacks done by firmware and this may
205 * lead problems if firmware expects those bytes are used.
206 */
207 if (num == 2 && !(msg[0].flags & I2C_M_RD) &&
208 (msg[1].flags & I2C_M_RD)) {
209 if (msg[0].len > 40 || msg[1].len > 40) {
210 /* TODO: correct limits > 40 */
211 ret = -EOPNOTSUPP;
212 } else if (msg[0].addr == state->af9033_config[0].i2c_addr) {
213 /* integrated demod */
214 u32 reg = msg[0].buf[0] << 16 | msg[0].buf[1] << 8 |
215 msg[0].buf[2];
216 ret = af9035_rd_regs(d, reg, &msg[1].buf[0],
217 msg[1].len);
218 } else {
219 /* I2C */
220 u8 buf[5 + msg[0].len];
221 struct usb_req req = { CMD_I2C_RD, 0, sizeof(buf),
222 buf, msg[1].len, msg[1].buf };
223 buf[0] = msg[1].len;
224 buf[1] = msg[0].addr << 1;
225 buf[2] = 0x00; /* reg addr len */
226 buf[3] = 0x00; /* reg addr MSB */
227 buf[4] = 0x00; /* reg addr LSB */
228 memcpy(&buf[5], msg[0].buf, msg[0].len);
229 ret = af9035_ctrl_msg(d, &req);
230 }
231 } else if (num == 1 && !(msg[0].flags & I2C_M_RD)) {
232 if (msg[0].len > 40) {
233 /* TODO: correct limits > 40 */
234 ret = -EOPNOTSUPP;
235 } else if (msg[0].addr == state->af9033_config[0].i2c_addr) {
236 /* integrated demod */
237 u32 reg = msg[0].buf[0] << 16 | msg[0].buf[1] << 8 |
238 msg[0].buf[2];
239 ret = af9035_wr_regs(d, reg, &msg[0].buf[3],
240 msg[0].len - 3);
241 } else {
242 /* I2C */
243 u8 buf[5 + msg[0].len];
244 struct usb_req req = { CMD_I2C_WR, 0, sizeof(buf), buf,
245 0, NULL };
246 buf[0] = msg[0].len;
247 buf[1] = msg[0].addr << 1;
248 buf[2] = 0x00; /* reg addr len */
249 buf[3] = 0x00; /* reg addr MSB */
250 buf[4] = 0x00; /* reg addr LSB */
251 memcpy(&buf[5], msg[0].buf, msg[0].len);
252 ret = af9035_ctrl_msg(d, &req);
253 }
254 } else {
255 /*
256 * We support only two kind of I2C transactions:
257 * 1) 1 x read + 1 x write
258 * 2) 1 x write
259 */
260 ret = -EOPNOTSUPP;
261 }
262
263 mutex_unlock(&d->i2c_mutex);
264
265 if (ret < 0)
266 return ret;
267 else
268 return num;
269}
270
271static u32 af9035_i2c_functionality(struct i2c_adapter *adapter)
272{
273 return I2C_FUNC_I2C;
274}
275
276static struct i2c_algorithm af9035_i2c_algo = {
277 .master_xfer = af9035_i2c_master_xfer,
278 .functionality = af9035_i2c_functionality,
279};
280
281static int af9035_identify_state(struct dvb_usb_device *d, const char **name)
282{
283 int ret;
284 u8 wbuf[1] = { 1 };
285 u8 rbuf[4];
286 struct usb_req req = { CMD_FW_QUERYINFO, 0, sizeof(wbuf), wbuf,
287 sizeof(rbuf), rbuf };
288
289 ret = af9035_ctrl_msg(d, &req);
290 if (ret < 0)
291 goto err;
292
293 pr_debug("%s: reply=%*ph\n", __func__, 4, rbuf);
294 if (rbuf[0] || rbuf[1] || rbuf[2] || rbuf[3])
295 ret = WARM;
296 else
297 ret = COLD;
298
299 return ret;
300
301err:
302 pr_debug("%s: failed=%d\n", __func__, ret);
303
304 return ret;
305}
306
307static int af9035_download_firmware(struct dvb_usb_device *d,
308 const struct firmware *fw)
309{
310 int ret, i, j, len;
311 u8 wbuf[1];
312 u8 rbuf[4];
313 struct usb_req req = { 0, 0, 0, NULL, 0, NULL };
314 struct usb_req req_fw_dl = { CMD_FW_DL, 0, 0, wbuf, 0, NULL };
315 struct usb_req req_fw_ver = { CMD_FW_QUERYINFO, 0, 1, wbuf, 4, rbuf } ;
316 u8 hdr_core;
317 u16 hdr_addr, hdr_data_len, hdr_checksum;
318 #define MAX_DATA 58
319 #define HDR_SIZE 7
320
321 /*
322 * Thanks to Daniel Glöckner <daniel-gl@gmx.net> about that info!
323 *
324 * byte 0: MCS 51 core
325 * There are two inside the AF9035 (1=Link and 2=OFDM) with separate
326 * address spaces
327 * byte 1-2: Big endian destination address
328 * byte 3-4: Big endian number of data bytes following the header
329 * byte 5-6: Big endian header checksum, apparently ignored by the chip
330 * Calculated as ~(h[0]*256+h[1]+h[2]*256+h[3]+h[4]*256)
331 */
332
333 for (i = fw->size; i > HDR_SIZE;) {
334 hdr_core = fw->data[fw->size - i + 0];
335 hdr_addr = fw->data[fw->size - i + 1] << 8;
336 hdr_addr |= fw->data[fw->size - i + 2] << 0;
337 hdr_data_len = fw->data[fw->size - i + 3] << 8;
338 hdr_data_len |= fw->data[fw->size - i + 4] << 0;
339 hdr_checksum = fw->data[fw->size - i + 5] << 8;
340 hdr_checksum |= fw->data[fw->size - i + 6] << 0;
341
342 pr_debug("%s: core=%d addr=%04x data_len=%d checksum=%04x\n",
343 __func__, hdr_core, hdr_addr, hdr_data_len,
344 hdr_checksum);
345
346 if (((hdr_core != 1) && (hdr_core != 2)) ||
347 (hdr_data_len > i)) {
348 pr_debug("%s: bad firmware\n", __func__);
349 break;
350 }
351
352 /* download begin packet */
353 req.cmd = CMD_FW_DL_BEGIN;
354 ret = af9035_ctrl_msg(d, &req);
355 if (ret < 0)
356 goto err;
357
358 /* download firmware packet(s) */
359 for (j = HDR_SIZE + hdr_data_len; j > 0; j -= MAX_DATA) {
360 len = j;
361 if (len > MAX_DATA)
362 len = MAX_DATA;
363 req_fw_dl.wlen = len;
364 req_fw_dl.wbuf = (u8 *) &fw->data[fw->size - i +
365 HDR_SIZE + hdr_data_len - j];
366 ret = af9035_ctrl_msg(d, &req_fw_dl);
367 if (ret < 0)
368 goto err;
369 }
370
371 /* download end packet */
372 req.cmd = CMD_FW_DL_END;
373 ret = af9035_ctrl_msg(d, &req);
374 if (ret < 0)
375 goto err;
376
377 i -= hdr_data_len + HDR_SIZE;
378
379 pr_debug("%s: data uploaded=%zu\n", __func__, fw->size - i);
380 }
381
382 /* firmware loaded, request boot */
383 req.cmd = CMD_FW_BOOT;
384 ret = af9035_ctrl_msg(d, &req);
385 if (ret < 0)
386 goto err;
387
388 /* ensure firmware starts */
389 wbuf[0] = 1;
390 ret = af9035_ctrl_msg(d, &req_fw_ver);
391 if (ret < 0)
392 goto err;
393
394 if (!(rbuf[0] || rbuf[1] || rbuf[2] || rbuf[3])) {
395 pr_err("%s: firmware did not run\n", KBUILD_MODNAME);
396 ret = -ENODEV;
397 goto err;
398 }
399
400 pr_info("%s: firmware version=%d.%d.%d.%d", KBUILD_MODNAME,
401 rbuf[0], rbuf[1], rbuf[2], rbuf[3]);
402
403 return 0;
404
405err:
406 pr_debug("%s: failed=%d\n", __func__, ret);
407
408 return ret;
409}
410
411static int af9035_download_firmware_it9135(struct dvb_usb_device *d,
412 const struct firmware *fw)
413{
414 int ret, i, i_prev;
415 u8 wbuf[1];
416 u8 rbuf[4];
417 struct usb_req req = { 0, 0, 0, NULL, 0, NULL };
418 struct usb_req req_fw_dl = { CMD_FW_SCATTER_WR, 0, 0, NULL, 0, NULL };
419 struct usb_req req_fw_ver = { CMD_FW_QUERYINFO, 0, 1, wbuf, 4, rbuf } ;
420 #define HDR_SIZE 7
421
422 /*
423 * There seems to be following firmware header. Meaning of bytes 0-3
424 * is unknown.
425 *
426 * 0: 3
427 * 1: 0, 1
428 * 2: 0
429 * 3: 1, 2, 3
430 * 4: addr MSB
431 * 5: addr LSB
432 * 6: count of data bytes ?
433 */
434
435 for (i = HDR_SIZE, i_prev = 0; i <= fw->size; i++) {
436 if (i == fw->size ||
437 (fw->data[i + 0] == 0x03 &&
438 (fw->data[i + 1] == 0x00 ||
439 fw->data[i + 1] == 0x01) &&
440 fw->data[i + 2] == 0x00)) {
441 req_fw_dl.wlen = i - i_prev;
442 req_fw_dl.wbuf = (u8 *) &fw->data[i_prev];
443 i_prev = i;
444 ret = af9035_ctrl_msg(d, &req_fw_dl);
445 if (ret < 0)
446 goto err;
447
448 pr_debug("%s: data uploaded=%d\n", __func__, i);
449 }
450 }
451
452 /* firmware loaded, request boot */
453 req.cmd = CMD_FW_BOOT;
454 ret = af9035_ctrl_msg(d, &req);
455 if (ret < 0)
456 goto err;
457
458 /* ensure firmware starts */
459 wbuf[0] = 1;
460 ret = af9035_ctrl_msg(d, &req_fw_ver);
461 if (ret < 0)
462 goto err;
463
464 if (!(rbuf[0] || rbuf[1] || rbuf[2] || rbuf[3])) {
465 pr_err("%s: firmware did not run\n", KBUILD_MODNAME);
466 ret = -ENODEV;
467 goto err;
468 }
469
470 pr_info("%s: firmware version=%d.%d.%d.%d", KBUILD_MODNAME,
471 rbuf[0], rbuf[1], rbuf[2], rbuf[3]);
472
473 return 0;
474
475err:
476 pr_debug("%s: failed=%d\n", __func__, ret);
477
478 return ret;
479}
480
481static int af9035_read_config(struct dvb_usb_device *d)
482{
483 struct state *state = d_to_priv(d);
484 int ret, i, eeprom_shift = 0;
485 u8 tmp;
486 u16 tmp16;
487
488 /* check if there is dual tuners */
489 ret = af9035_rd_reg(d, EEPROM_DUAL_MODE, &tmp);
490 if (ret < 0)
491 goto err;
492
493 state->dual_mode = tmp;
494 pr_debug("%s: dual mode=%d\n", __func__, state->dual_mode);
495
496 for (i = 0; i < state->dual_mode + 1; i++) {
497 /* tuner */
498 ret = af9035_rd_reg(d, EEPROM_1_TUNER_ID + eeprom_shift, &tmp);
499 if (ret < 0)
500 goto err;
501
502 state->af9033_config[i].tuner = tmp;
503 pr_debug("%s: [%d]tuner=%02x\n", __func__, i, tmp);
504
505 switch (tmp) {
506 case AF9033_TUNER_TUA9001:
507 case AF9033_TUNER_FC0011:
508 case AF9033_TUNER_MXL5007T:
509 case AF9033_TUNER_TDA18218:
510 state->af9033_config[i].spec_inv = 1;
511 break;
512 default:
513 pr_info("%s: tuner ID=%02x not supported, please " \
514 "report!", KBUILD_MODNAME, tmp);
515 };
516
517 /* tuner IF frequency */
518 ret = af9035_rd_reg(d, EEPROM_1_IFFREQ_L + eeprom_shift, &tmp);
519 if (ret < 0)
520 goto err;
521
522 tmp16 = tmp;
523
524 ret = af9035_rd_reg(d, EEPROM_1_IFFREQ_H + eeprom_shift, &tmp);
525 if (ret < 0)
526 goto err;
527
528 tmp16 |= tmp << 8;
529
530 pr_debug("%s: [%d]IF=%d\n", __func__, i, tmp16);
531
532 eeprom_shift = 0x10; /* shift for the 2nd tuner params */
533 }
534
535 /* get demod clock */
536 ret = af9035_rd_reg(d, 0x00d800, &tmp);
537 if (ret < 0)
538 goto err;
539
540 tmp = (tmp >> 0) & 0x0f;
541
542 for (i = 0; i < ARRAY_SIZE(state->af9033_config); i++)
543 state->af9033_config[i].clock = clock_lut[tmp];
544
545 return 0;
546
547err:
548 pr_debug("%s: failed=%d\n", __func__, ret);
549
550 return ret;
551}
552
553static int af9035_read_config_it9135(struct dvb_usb_device *d)
554{
555 struct state *state = d_to_priv(d);
556 int ret, i;
557 u8 tmp;
558
559 state->dual_mode = false;
560
561 /* get demod clock */
562 ret = af9035_rd_reg(d, 0x00d800, &tmp);
563 if (ret < 0)
564 goto err;
565
566 tmp = (tmp >> 0) & 0x0f;
567
568 for (i = 0; i < ARRAY_SIZE(state->af9033_config); i++)
569 state->af9033_config[i].clock = clock_lut_it9135[tmp];
570
571 return 0;
572
573err:
574 pr_debug("%s: failed=%d\n", __func__, ret);
575
576 return ret;
577}
578
579static int af9035_fc0011_tuner_callback(struct dvb_usb_device *d,
580 int cmd, int arg)
581{
582 int ret;
583
584 switch (cmd) {
585 case FC0011_FE_CALLBACK_POWER:
586 /* Tuner enable */
587 ret = af9035_wr_reg_mask(d, 0xd8eb, 1, 1);
588 if (ret < 0)
589 goto err;
590
591 ret = af9035_wr_reg_mask(d, 0xd8ec, 1, 1);
592 if (ret < 0)
593 goto err;
594
595 ret = af9035_wr_reg_mask(d, 0xd8ed, 1, 1);
596 if (ret < 0)
597 goto err;
598
599 /* LED */
600 ret = af9035_wr_reg_mask(d, 0xd8d0, 1, 1);
601 if (ret < 0)
602 goto err;
603
604 ret = af9035_wr_reg_mask(d, 0xd8d1, 1, 1);
605 if (ret < 0)
606 goto err;
607
608 usleep_range(10000, 50000);
609 break;
610 case FC0011_FE_CALLBACK_RESET:
611 ret = af9035_wr_reg(d, 0xd8e9, 1);
612 if (ret < 0)
613 goto err;
614
615 ret = af9035_wr_reg(d, 0xd8e8, 1);
616 if (ret < 0)
617 goto err;
618
619 ret = af9035_wr_reg(d, 0xd8e7, 1);
620 if (ret < 0)
621 goto err;
622
623 usleep_range(10000, 20000);
624
625 ret = af9035_wr_reg(d, 0xd8e7, 0);
626 if (ret < 0)
627 goto err;
628
629 usleep_range(10000, 20000);
630 break;
631 default:
632 ret = -EINVAL;
633 goto err;
634 }
635
636 return 0;
637
638err:
639 pr_debug("%s: failed=%d\n", __func__, ret);
640
641 return ret;
642}
643
644static int af9035_tuner_callback(struct dvb_usb_device *d, int cmd, int arg)
645{
646 struct state *state = d_to_priv(d);
647
648 switch (state->af9033_config[0].tuner) {
649 case AF9033_TUNER_FC0011:
650 return af9035_fc0011_tuner_callback(d, cmd, arg);
651 default:
652 break;
653 }
654
655 return -ENODEV;
656}
657
658static int af9035_frontend_callback(void *adapter_priv, int component,
659 int cmd, int arg)
660{
661 struct i2c_adapter *adap = adapter_priv;
662 struct dvb_usb_device *d = i2c_get_adapdata(adap);
663
664 switch (component) {
665 case DVB_FRONTEND_COMPONENT_TUNER:
666 return af9035_tuner_callback(d, cmd, arg);
667 default:
668 break;
669 }
670
671 return -EINVAL;
672}
673
674static int af9035_frontend_attach(struct dvb_usb_adapter *adap)
675{
676 struct state *state = adap_to_priv(adap);
677 struct dvb_usb_device *d = adap_to_d(adap);
678 int ret;
679
680 if (!state->af9033_config[adap->id].tuner) {
681 /* unsupported tuner */
682 ret = -ENODEV;
683 goto err;
684 }
685
686 if (adap->id == 0) {
687 state->af9033_config[0].ts_mode = AF9033_TS_MODE_USB;
688 state->af9033_config[1].ts_mode = AF9033_TS_MODE_SERIAL;
689
690 ret = af9035_wr_reg(d, 0x00417f,
691 state->af9033_config[1].i2c_addr);
692 if (ret < 0)
693 goto err;
694
695 ret = af9035_wr_reg(d, 0x00d81a,
696 state->dual_mode);
697 if (ret < 0)
698 goto err;
699 }
700
701 /* attach demodulator */
702 adap->fe[0] = dvb_attach(af9033_attach,
703 &state->af9033_config[adap->id], &d->i2c_adap);
704 if (adap->fe[0] == NULL) {
705 ret = -ENODEV;
706 goto err;
707 }
708
709 /* disable I2C-gate */
710 adap->fe[0]->ops.i2c_gate_ctrl = NULL;
711 adap->fe[0]->callback = af9035_frontend_callback;
712
713 return 0;
714
715err:
716 pr_debug("%s: failed=%d\n", __func__, ret);
717
718 return ret;
719}
720
721static struct tua9001_config af9035_tua9001_config = {
722 .i2c_addr = 0x60,
723};
724
725static const struct fc0011_config af9035_fc0011_config = {
726 .i2c_address = 0x60,
727};
728
729static struct mxl5007t_config af9035_mxl5007t_config = {
730 .xtal_freq_hz = MxL_XTAL_24_MHZ,
731 .if_freq_hz = MxL_IF_4_57_MHZ,
732 .invert_if = 0,
733 .loop_thru_enable = 0,
734 .clk_out_enable = 0,
735 .clk_out_amp = MxL_CLKOUT_AMP_0_94V,
736};
737
738static struct tda18218_config af9035_tda18218_config = {
739 .i2c_address = 0x60,
740 .i2c_wr_max = 21,
741};
742
743static int af9035_tuner_attach(struct dvb_usb_adapter *adap)
744{
745 struct state *state = adap_to_priv(adap);
746 struct dvb_usb_device *d = adap_to_d(adap);
747 int ret;
748 struct dvb_frontend *fe;
749
750 switch (state->af9033_config[adap->id].tuner) {
751 case AF9033_TUNER_TUA9001:
752 /* AF9035 gpiot3 = TUA9001 RESETN
753 AF9035 gpiot2 = TUA9001 RXEN */
754
755 /* configure gpiot2 and gpiot2 as output */
756 ret = af9035_wr_reg_mask(d, 0x00d8ec, 0x01, 0x01);
757 if (ret < 0)
758 goto err;
759
760 ret = af9035_wr_reg_mask(d, 0x00d8ed, 0x01, 0x01);
761 if (ret < 0)
762 goto err;
763
764 ret = af9035_wr_reg_mask(d, 0x00d8e8, 0x01, 0x01);
765 if (ret < 0)
766 goto err;
767
768 ret = af9035_wr_reg_mask(d, 0x00d8e9, 0x01, 0x01);
769 if (ret < 0)
770 goto err;
771
772 /* reset tuner */
773 ret = af9035_wr_reg_mask(d, 0x00d8e7, 0x00, 0x01);
774 if (ret < 0)
775 goto err;
776
777 usleep_range(2000, 20000);
778
779 ret = af9035_wr_reg_mask(d, 0x00d8e7, 0x01, 0x01);
780 if (ret < 0)
781 goto err;
782
783 /* activate tuner RX */
784 /* TODO: use callback for TUA9001 RXEN */
785 ret = af9035_wr_reg_mask(d, 0x00d8eb, 0x01, 0x01);
786 if (ret < 0)
787 goto err;
788
789 /* attach tuner */
790 fe = dvb_attach(tua9001_attach, adap->fe[0],
791 &d->i2c_adap, &af9035_tua9001_config);
792 break;
793 case AF9033_TUNER_FC0011:
794 fe = dvb_attach(fc0011_attach, adap->fe[0],
795 &d->i2c_adap, &af9035_fc0011_config);
796 break;
797 case AF9033_TUNER_MXL5007T:
798 ret = af9035_wr_reg(d, 0x00d8e0, 1);
799 if (ret < 0)
800 goto err;
801 ret = af9035_wr_reg(d, 0x00d8e1, 1);
802 if (ret < 0)
803 goto err;
804 ret = af9035_wr_reg(d, 0x00d8df, 0);
805 if (ret < 0)
806 goto err;
807
808 msleep(30);
809
810 ret = af9035_wr_reg(d, 0x00d8df, 1);
811 if (ret < 0)
812 goto err;
813
814 msleep(300);
815
816 ret = af9035_wr_reg(d, 0x00d8c0, 1);
817 if (ret < 0)
818 goto err;
819 ret = af9035_wr_reg(d, 0x00d8c1, 1);
820 if (ret < 0)
821 goto err;
822 ret = af9035_wr_reg(d, 0x00d8bf, 0);
823 if (ret < 0)
824 goto err;
825 ret = af9035_wr_reg(d, 0x00d8b4, 1);
826 if (ret < 0)
827 goto err;
828 ret = af9035_wr_reg(d, 0x00d8b5, 1);
829 if (ret < 0)
830 goto err;
831 ret = af9035_wr_reg(d, 0x00d8b3, 1);
832 if (ret < 0)
833 goto err;
834
835 /* attach tuner */
836 fe = dvb_attach(mxl5007t_attach, adap->fe[0],
837 &d->i2c_adap, 0x60, &af9035_mxl5007t_config);
838 break;
839 case AF9033_TUNER_TDA18218:
840 /* attach tuner */
841 fe = dvb_attach(tda18218_attach, adap->fe[0],
842 &d->i2c_adap, &af9035_tda18218_config);
843 break;
844 default:
845 fe = NULL;
846 }
847
848 if (fe == NULL) {
849 ret = -ENODEV;
850 goto err;
851 }
852
853 return 0;
854
855err:
856 pr_debug("%s: failed=%d\n", __func__, ret);
857
858 return ret;
859}
860
861static int af9035_init(struct dvb_usb_device *d)
862{
863 struct state *state = d_to_priv(d);
864 int ret, i;
865 u16 frame_size = 87 * 188 / 4;
866 u8 packet_size = 512 / 4;
867 struct reg_val_mask tab[] = {
868 { 0x80f99d, 0x01, 0x01 },
869 { 0x80f9a4, 0x01, 0x01 },
870 { 0x00dd11, 0x00, 0x20 },
871 { 0x00dd11, 0x00, 0x40 },
872 { 0x00dd13, 0x00, 0x20 },
873 { 0x00dd13, 0x00, 0x40 },
874 { 0x00dd11, 0x20, 0x20 },
875 { 0x00dd88, (frame_size >> 0) & 0xff, 0xff},
876 { 0x00dd89, (frame_size >> 8) & 0xff, 0xff},
877 { 0x00dd0c, packet_size, 0xff},
878 { 0x00dd11, state->dual_mode << 6, 0x40 },
879 { 0x00dd8a, (frame_size >> 0) & 0xff, 0xff},
880 { 0x00dd8b, (frame_size >> 8) & 0xff, 0xff},
881 { 0x00dd0d, packet_size, 0xff },
882 { 0x80f9a3, 0x00, 0x01 },
883 { 0x80f9cd, 0x00, 0x01 },
884 { 0x80f99d, 0x00, 0x01 },
885 { 0x80f9a4, 0x00, 0x01 },
886 };
887
888 pr_debug("%s: USB speed=%d frame_size=%04x packet_size=%02x\n",
889 __func__, d->udev->speed, frame_size, packet_size);
890
891 /* init endpoints */
892 for (i = 0; i < ARRAY_SIZE(tab); i++) {
893 ret = af9035_wr_reg_mask(d, tab[i].reg, tab[i].val,
894 tab[i].mask);
895 if (ret < 0)
896 goto err;
897 }
898
899 return 0;
900
901err:
902 pr_debug("%s: failed=%d\n", __func__, ret);
903
904 return ret;
905}
906
907static int af9035_rc_query(struct dvb_usb_device *d)
908{
909 unsigned int key;
910 unsigned char b[4];
911 int ret;
912 struct usb_req req = { CMD_IR_GET, 0, 0, NULL, 4, b };
913
914 ret = af9035_ctrl_msg(d, &req);
915 if (ret < 0)
916 goto err;
917
918 if ((b[2] + b[3]) == 0xff) {
919 if ((b[0] + b[1]) == 0xff) {
920 /* NEC */
921 key = b[0] << 8 | b[2];
922 } else {
923 /* ext. NEC */
924 key = b[0] << 16 | b[1] << 8 | b[2];
925 }
926 } else {
927 key = b[0] << 24 | b[1] << 16 | b[2] << 8 | b[3];
928 }
929
930 rc_keydown(d->rc_dev, key, 0);
931
932err:
933 /* ignore errors */
934 return 0;
935}
936
937static int af9035_get_rc_config(struct dvb_usb_device *d, struct dvb_usb_rc *rc)
938{
939 int ret;
940 u8 tmp;
941
942 ret = af9035_rd_reg(d, EEPROM_IR_MODE, &tmp);
943 if (ret < 0)
944 goto err;
945
946 pr_debug("%s: ir_mode=%02x\n", __func__, tmp);
947
948 /* don't activate rc if in HID mode or if not available */
949 if (tmp == 5) {
950 ret = af9035_rd_reg(d, EEPROM_IR_TYPE, &tmp);
951 if (ret < 0)
952 goto err;
953
954 pr_debug("%s: ir_type=%02x\n", __func__, tmp);
955
956 switch (tmp) {
957 case 0: /* NEC */
958 default:
959 rc->allowed_protos = RC_TYPE_NEC;
960 break;
961 case 1: /* RC6 */
962 rc->allowed_protos = RC_TYPE_RC6;
963 break;
964 }
965
966 rc->query = af9035_rc_query;
967 rc->interval = 500;
968
969 /* load empty to enable rc */
970 if (!rc->map_name)
971 rc->map_name = RC_MAP_EMPTY;
972 }
973
974 return 0;
975
976err:
977 pr_debug("%s: failed=%d\n", __func__, ret);
978
979 return ret;
980}
981
982/* interface 0 is used by DVB-T receiver and
983 interface 1 is for remote controller (HID) */
984static const struct dvb_usb_device_properties af9035_props = {
985 .driver_name = KBUILD_MODNAME,
986 .owner = THIS_MODULE,
987 .adapter_nr = adapter_nr,
988 .size_of_priv = sizeof(struct state),
989
990 .generic_bulk_ctrl_endpoint = 0x02,
991 .generic_bulk_ctrl_endpoint_response = 0x81,
992
993 .identify_state = af9035_identify_state,
994 .firmware = "dvb-usb-af9035-02.fw",
995 .download_firmware = af9035_download_firmware,
996
997 .i2c_algo = &af9035_i2c_algo,
998 .read_config = af9035_read_config,
999 .frontend_attach = af9035_frontend_attach,
1000 .tuner_attach = af9035_tuner_attach,
1001 .init = af9035_init,
1002 .get_rc_config = af9035_get_rc_config,
1003
1004 .num_adapters = 1,
1005 .adapter = {
1006 {
1007 .stream = DVB_USB_STREAM_BULK(0x84, 6, 87 * 188),
1008 }, {
1009 .stream = DVB_USB_STREAM_BULK(0x85, 6, 87 * 188),
1010 },
1011 },
1012};
1013
1014static const struct dvb_usb_device_properties it9135_props = {
1015 .driver_name = KBUILD_MODNAME,
1016 .owner = THIS_MODULE,
1017 .adapter_nr = adapter_nr,
1018 .size_of_priv = sizeof(struct state),
1019
1020 .generic_bulk_ctrl_endpoint = 0x02,
1021 .generic_bulk_ctrl_endpoint_response = 0x81,
1022
1023 .identify_state = af9035_identify_state,
1024 .firmware = "dvb-usb-it9135-01.fw",
1025 .download_firmware = af9035_download_firmware_it9135,
1026
1027 .i2c_algo = &af9035_i2c_algo,
1028 .read_config = af9035_read_config_it9135,
1029 .frontend_attach = af9035_frontend_attach,
1030 .tuner_attach = af9035_tuner_attach,
1031 .init = af9035_init,
1032 .get_rc_config = af9035_get_rc_config,
1033
1034 .num_adapters = 1,
1035 .adapter = {
1036 {
1037 .stream = DVB_USB_STREAM_BULK(0x84, 6, 87 * 188),
1038 }, {
1039 .stream = DVB_USB_STREAM_BULK(0x85, 6, 87 * 188),
1040 },
1041 },
1042};
1043
1044static const struct usb_device_id af9035_id_table[] = {
1045 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_9035,
1046 &af9035_props, "Afatech AF9035 reference design", NULL) },
1047 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1000,
1048 &af9035_props, "Afatech AF9035 reference design", NULL) },
1049 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1001,
1050 &af9035_props, "Afatech AF9035 reference design", NULL) },
1051 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1002,
1052 &af9035_props, "Afatech AF9035 reference design", NULL) },
1053 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1003,
1054 &af9035_props, "Afatech AF9035 reference design", NULL) },
1055 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_STICK,
1056 &af9035_props, "TerraTec Cinergy T Stick", NULL) },
1057 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A835,
1058 &af9035_props, "AVerMedia AVerTV Volar HD/PRO (A835)", NULL) },
1059 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_B835,
1060 &af9035_props, "AVerMedia AVerTV Volar HD/PRO (A835)", NULL) },
1061 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_1867,
1062 &af9035_props, "AVerMedia HD Volar (A867)", NULL) },
1063 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A867,
1064 &af9035_props, "AVerMedia HD Volar (A867)", NULL) },
1065 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_TWINSTAR,
1066 &af9035_props, "AVerMedia Twinstar (A825)", NULL) },
1067 { }
1068};
1069MODULE_DEVICE_TABLE(usb, af9035_id_table);
1070
1071static struct usb_driver af9035_usb_driver = {
1072 .name = KBUILD_MODNAME,
1073 .id_table = af9035_id_table,
1074 .probe = dvb_usbv2_probe,
1075 .disconnect = dvb_usbv2_disconnect,
1076 .suspend = dvb_usbv2_suspend,
1077 .resume = dvb_usbv2_resume,
1078 .no_dynamic_id = 1,
1079 .soft_unbind = 1,
1080};
1081
1082module_usb_driver(af9035_usb_driver);
1083
1084MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>");
1085MODULE_DESCRIPTION("Afatech AF9035 driver");
1086MODULE_LICENSE("GPL");
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-27 01:32:45 -0500