2 * FireDTV driver (formerly known as FireSAT)
4 * Copyright (C) 2004 Andreas Monitzer <andy@monitzer.com>
5 * Copyright (C) 2008 Ben Backx <ben@bbackx.com>
6 * Copyright (C) 2008 Henrik Kurelid <henrik@kurelid.se>
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
14 #include <linux/bug.h>
15 #include <linux/crc32.h>
16 #include <linux/delay.h>
17 #include <linux/device.h>
18 #include <linux/jiffies.h>
19 #include <linux/kernel.h>
20 #include <linux/moduleparam.h>
21 #include <linux/mutex.h>
22 #include <linux/string.h>
23 #include <linux/stringify.h>
24 #include <linux/wait.h>
25 #include <linux/workqueue.h>
29 #define FCP_COMMAND_REGISTER 0xfffff0000b00ULL
31 #define AVC_CTYPE_CONTROL 0x0
32 #define AVC_CTYPE_STATUS 0x1
33 #define AVC_CTYPE_NOTIFY 0x3
35 #define AVC_RESPONSE_ACCEPTED 0x9
36 #define AVC_RESPONSE_STABLE 0xc
37 #define AVC_RESPONSE_CHANGED 0xd
38 #define AVC_RESPONSE_INTERIM 0xf
40 #define AVC_SUBUNIT_TYPE_TUNER (0x05 << 3)
41 #define AVC_SUBUNIT_TYPE_UNIT (0x1f << 3)
43 #define AVC_OPCODE_VENDOR 0x00
44 #define AVC_OPCODE_READ_DESCRIPTOR 0x09
45 #define AVC_OPCODE_DSIT 0xc8
46 #define AVC_OPCODE_DSD 0xcb
48 #define DESCRIPTOR_TUNER_STATUS 0x80
49 #define DESCRIPTOR_SUBUNIT_IDENTIFIER 0x00
51 #define SFE_VENDOR_DE_COMPANYID_0 0x00 /* OUI of Digital Everywhere */
52 #define SFE_VENDOR_DE_COMPANYID_1 0x12
53 #define SFE_VENDOR_DE_COMPANYID_2 0x87
55 #define SFE_VENDOR_OPCODE_REGISTER_REMOTE_CONTROL 0x0a
56 #define SFE_VENDOR_OPCODE_LNB_CONTROL 0x52
57 #define SFE_VENDOR_OPCODE_TUNE_QPSK 0x58 /* for DVB-S */
59 #define SFE_VENDOR_OPCODE_GET_FIRMWARE_VERSION 0x00
60 #define SFE_VENDOR_OPCODE_HOST2CA 0x56
61 #define SFE_VENDOR_OPCODE_CA2HOST 0x57
62 #define SFE_VENDOR_OPCODE_CISTATUS 0x59
63 #define SFE_VENDOR_OPCODE_TUNE_QPSK2 0x60 /* for DVB-S2 */
65 #define SFE_VENDOR_TAG_CA_RESET 0x00
66 #define SFE_VENDOR_TAG_CA_APPLICATION_INFO 0x01
67 #define SFE_VENDOR_TAG_CA_PMT 0x02
68 #define SFE_VENDOR_TAG_CA_DATE_TIME 0x04
69 #define SFE_VENDOR_TAG_CA_MMI 0x05
70 #define SFE_VENDOR_TAG_CA_ENTER_MENU 0x07
72 #define EN50221_LIST_MANAGEMENT_ONLY 0x03
73 #define EN50221_TAG_APP_INFO 0x9f8021
74 #define EN50221_TAG_CA_INFO 0x9f8031
76 struct avc_command_frame {
84 struct avc_response_frame {
92 #define AVC_DEBUG_FCP_SUBACTIONS 1
93 #define AVC_DEBUG_FCP_PAYLOADS 2
96 module_param_named(debug, avc_debug, int, 0644);
97 MODULE_PARM_DESC(debug, "Verbose logging (default = 0"
98 ", FCP subactions = " __stringify(AVC_DEBUG_FCP_SUBACTIONS)
99 ", FCP payloads = " __stringify(AVC_DEBUG_FCP_PAYLOADS)
102 static const char *debug_fcp_ctype(unsigned int ctype)
104 static const char *ctypes[] = {
105 [0x0] = "CONTROL", [0x1] = "STATUS",
106 [0x2] = "SPECIFIC INQUIRY", [0x3] = "NOTIFY",
107 [0x4] = "GENERAL INQUIRY", [0x8] = "NOT IMPLEMENTED",
108 [0x9] = "ACCEPTED", [0xa] = "REJECTED",
109 [0xb] = "IN TRANSITION", [0xc] = "IMPLEMENTED/STABLE",
110 [0xd] = "CHANGED", [0xf] = "INTERIM",
112 const char *ret = ctype < ARRAY_SIZE(ctypes) ? ctypes[ctype] : NULL;
114 return ret ? ret : "?";
117 static const char *debug_fcp_opcode(unsigned int opcode,
118 const u8 *data, size_t length)
121 case AVC_OPCODE_VENDOR: break;
122 case AVC_OPCODE_READ_DESCRIPTOR: return "ReadDescriptor";
123 case AVC_OPCODE_DSIT: return "DirectSelectInfo.Type";
124 case AVC_OPCODE_DSD: return "DirectSelectData";
129 data[3] != SFE_VENDOR_DE_COMPANYID_0 ||
130 data[4] != SFE_VENDOR_DE_COMPANYID_1 ||
131 data[5] != SFE_VENDOR_DE_COMPANYID_2)
135 case SFE_VENDOR_OPCODE_REGISTER_REMOTE_CONTROL: return "RegisterRC";
136 case SFE_VENDOR_OPCODE_LNB_CONTROL: return "LNBControl";
137 case SFE_VENDOR_OPCODE_TUNE_QPSK: return "TuneQPSK";
138 case SFE_VENDOR_OPCODE_HOST2CA: return "Host2CA";
139 case SFE_VENDOR_OPCODE_CA2HOST: return "CA2Host";
144 static void debug_fcp(const u8 *data, size_t length)
146 unsigned int subunit_type, subunit_id, op;
147 const char *prefix = data[0] > 7 ? "FCP <- " : "FCP -> ";
149 if (avc_debug & AVC_DEBUG_FCP_SUBACTIONS) {
150 subunit_type = data[1] >> 3;
151 subunit_id = data[1] & 7;
152 op = subunit_type == 0x1e || subunit_id == 5 ? ~0 : data[2];
153 printk(KERN_INFO "%ssu=%x.%x l=%d: %-8s - %s\n",
154 prefix, subunit_type, subunit_id, length,
155 debug_fcp_ctype(data[0]),
156 debug_fcp_opcode(op, data, length));
159 if (avc_debug & AVC_DEBUG_FCP_PAYLOADS)
160 print_hex_dump(KERN_INFO, prefix, DUMP_PREFIX_NONE, 16, 1,
161 data, length, false);
164 static int __avc_write(struct firedtv *fdtv,
165 const struct avc_command_frame *c, struct avc_response_frame *r)
170 fdtv->avc_reply_received = false;
172 for (retry = 0; retry < 6; retry++) {
173 if (unlikely(avc_debug))
174 debug_fcp(&c->ctype, c->length);
176 err = fdtv->backend->write(fdtv, FCP_COMMAND_REGISTER,
177 (void *)&c->ctype, c->length);
179 fdtv->avc_reply_received = true;
180 dev_err(fdtv->device, "FCP command write failed\n");
188 * AV/C specs say that answers should be sent within 150 ms.
189 * Time out after 200 ms.
191 if (wait_event_timeout(fdtv->avc_wait,
192 fdtv->avc_reply_received,
193 msecs_to_jiffies(200)) != 0) {
194 r->length = fdtv->response_length;
195 memcpy(&r->response, fdtv->response, r->length);
200 dev_err(fdtv->device, "FCP response timed out\n");
204 static int avc_write(struct firedtv *fdtv,
205 const struct avc_command_frame *c, struct avc_response_frame *r)
209 if (mutex_lock_interruptible(&fdtv->avc_mutex))
212 ret = __avc_write(fdtv, c, r);
214 mutex_unlock(&fdtv->avc_mutex);
218 int avc_recv(struct firedtv *fdtv, void *data, size_t length)
220 struct avc_response_frame *r =
221 data - offsetof(struct avc_response_frame, response);
223 if (unlikely(avc_debug))
224 debug_fcp(data, length);
227 r->operand[0] == SFE_VENDOR_DE_COMPANYID_0 &&
228 r->operand[1] == SFE_VENDOR_DE_COMPANYID_1 &&
229 r->operand[2] == SFE_VENDOR_DE_COMPANYID_2 &&
230 r->operand[3] == SFE_VENDOR_OPCODE_REGISTER_REMOTE_CONTROL) {
231 if (r->response == AVC_RESPONSE_CHANGED) {
233 r->operand[4] << 8 | r->operand[5]);
234 schedule_work(&fdtv->remote_ctrl_work);
235 } else if (r->response != AVC_RESPONSE_INTERIM) {
236 dev_info(fdtv->device,
237 "remote control result = %d\n", r->response);
242 if (fdtv->avc_reply_received) {
243 dev_err(fdtv->device, "out-of-order AVC response, ignored\n");
247 memcpy(fdtv->response, data, length);
248 fdtv->response_length = length;
250 fdtv->avc_reply_received = true;
251 wake_up(&fdtv->avc_wait);
257 * tuning command for setting the relative LNB frequency
258 * (not supported by the AVC standard)
260 static void avc_tuner_tuneqpsk(struct firedtv *fdtv,
261 struct dvb_frontend_parameters *params,
262 struct avc_command_frame *c)
264 c->opcode = AVC_OPCODE_VENDOR;
266 c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
267 c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
268 c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
269 c->operand[3] = SFE_VENDOR_OPCODE_TUNE_QPSK;
271 c->operand[4] = (params->frequency >> 24) & 0xff;
272 c->operand[5] = (params->frequency >> 16) & 0xff;
273 c->operand[6] = (params->frequency >> 8) & 0xff;
274 c->operand[7] = params->frequency & 0xff;
276 c->operand[8] = ((params->u.qpsk.symbol_rate / 1000) >> 8) & 0xff;
277 c->operand[9] = (params->u.qpsk.symbol_rate / 1000) & 0xff;
279 switch (params->u.qpsk.fec_inner) {
280 case FEC_1_2: c->operand[10] = 0x1; break;
281 case FEC_2_3: c->operand[10] = 0x2; break;
282 case FEC_3_4: c->operand[10] = 0x3; break;
283 case FEC_5_6: c->operand[10] = 0x4; break;
284 case FEC_7_8: c->operand[10] = 0x5; break;
288 default: c->operand[10] = 0x0;
291 if (fdtv->voltage == 0xff)
292 c->operand[11] = 0xff;
293 else if (fdtv->voltage == SEC_VOLTAGE_18) /* polarisation */
298 if (fdtv->tone == 0xff)
299 c->operand[12] = 0xff;
300 else if (fdtv->tone == SEC_TONE_ON) /* band */
305 if (fdtv->type == FIREDTV_DVB_S2) {
306 c->operand[13] = 0x1;
307 c->operand[14] = 0xff;
308 c->operand[15] = 0xff;
315 static void avc_tuner_dsd_dvb_c(struct dvb_frontend_parameters *params,
316 struct avc_command_frame *c)
318 c->opcode = AVC_OPCODE_DSD;
320 c->operand[0] = 0; /* source plug */
321 c->operand[1] = 0xd2; /* subfunction replace */
322 c->operand[2] = 0x20; /* system id = DVB */
323 c->operand[3] = 0x00; /* antenna number */
324 c->operand[4] = 0x11; /* system_specific_multiplex selection_length */
326 /* multiplex_valid_flags, high byte */
327 c->operand[5] = 0 << 7 /* reserved */
328 | 0 << 6 /* Polarisation */
329 | 0 << 5 /* Orbital_Pos */
330 | 1 << 4 /* Frequency */
331 | 1 << 3 /* Symbol_Rate */
332 | 0 << 2 /* FEC_outer */
333 | (params->u.qam.fec_inner != FEC_AUTO ? 1 << 1 : 0)
334 | (params->u.qam.modulation != QAM_AUTO ? 1 << 0 : 0);
336 /* multiplex_valid_flags, low byte */
337 c->operand[6] = 0 << 7 /* NetworkID */
338 | 0 << 0 /* reserved */ ;
340 c->operand[7] = 0x00;
341 c->operand[8] = 0x00;
342 c->operand[9] = 0x00;
343 c->operand[10] = 0x00;
345 c->operand[11] = (((params->frequency / 4000) >> 16) & 0xff) | (2 << 6);
346 c->operand[12] = ((params->frequency / 4000) >> 8) & 0xff;
347 c->operand[13] = (params->frequency / 4000) & 0xff;
348 c->operand[14] = ((params->u.qpsk.symbol_rate / 1000) >> 12) & 0xff;
349 c->operand[15] = ((params->u.qpsk.symbol_rate / 1000) >> 4) & 0xff;
350 c->operand[16] = ((params->u.qpsk.symbol_rate / 1000) << 4) & 0xf0;
351 c->operand[17] = 0x00;
353 switch (params->u.qpsk.fec_inner) {
354 case FEC_1_2: c->operand[18] = 0x1; break;
355 case FEC_2_3: c->operand[18] = 0x2; break;
356 case FEC_3_4: c->operand[18] = 0x3; break;
357 case FEC_5_6: c->operand[18] = 0x4; break;
358 case FEC_7_8: c->operand[18] = 0x5; break;
359 case FEC_8_9: c->operand[18] = 0x6; break;
360 case FEC_4_5: c->operand[18] = 0x8; break;
362 default: c->operand[18] = 0x0;
365 switch (params->u.qam.modulation) {
366 case QAM_16: c->operand[19] = 0x08; break;
367 case QAM_32: c->operand[19] = 0x10; break;
368 case QAM_64: c->operand[19] = 0x18; break;
369 case QAM_128: c->operand[19] = 0x20; break;
370 case QAM_256: c->operand[19] = 0x28; break;
372 default: c->operand[19] = 0x00;
375 c->operand[20] = 0x00;
376 c->operand[21] = 0x00;
377 /* Nr_of_dsd_sel_specs = 0 -> no PIDs are transmitted */
378 c->operand[22] = 0x00;
383 static void avc_tuner_dsd_dvb_t(struct dvb_frontend_parameters *params,
384 struct avc_command_frame *c)
386 struct dvb_ofdm_parameters *ofdm = ¶ms->u.ofdm;
388 c->opcode = AVC_OPCODE_DSD;
390 c->operand[0] = 0; /* source plug */
391 c->operand[1] = 0xd2; /* subfunction replace */
392 c->operand[2] = 0x20; /* system id = DVB */
393 c->operand[3] = 0x00; /* antenna number */
394 c->operand[4] = 0x0c; /* system_specific_multiplex selection_length */
396 /* multiplex_valid_flags, high byte */
398 0 << 7 /* reserved */
399 | 1 << 6 /* CenterFrequency */
400 | (ofdm->bandwidth != BANDWIDTH_AUTO ? 1 << 5 : 0)
401 | (ofdm->constellation != QAM_AUTO ? 1 << 4 : 0)
402 | (ofdm->hierarchy_information != HIERARCHY_AUTO ? 1 << 3 : 0)
403 | (ofdm->code_rate_HP != FEC_AUTO ? 1 << 2 : 0)
404 | (ofdm->code_rate_LP != FEC_AUTO ? 1 << 1 : 0)
405 | (ofdm->guard_interval != GUARD_INTERVAL_AUTO ? 1 << 0 : 0);
407 /* multiplex_valid_flags, low byte */
409 0 << 7 /* NetworkID */
410 | (ofdm->transmission_mode != TRANSMISSION_MODE_AUTO ? 1 << 6 : 0)
411 | 0 << 5 /* OtherFrequencyFlag */
412 | 0 << 0 /* reserved */ ;
415 c->operand[8] = (params->frequency / 10) >> 24;
416 c->operand[9] = ((params->frequency / 10) >> 16) & 0xff;
417 c->operand[10] = ((params->frequency / 10) >> 8) & 0xff;
418 c->operand[11] = (params->frequency / 10) & 0xff;
420 switch (ofdm->bandwidth) {
421 case BANDWIDTH_7_MHZ: c->operand[12] = 0x20; break;
422 case BANDWIDTH_8_MHZ:
423 case BANDWIDTH_6_MHZ: /* not defined by AVC spec */
425 default: c->operand[12] = 0x00;
428 switch (ofdm->constellation) {
429 case QAM_16: c->operand[13] = 1 << 6; break;
430 case QAM_64: c->operand[13] = 2 << 6; break;
432 default: c->operand[13] = 0x00;
435 switch (ofdm->hierarchy_information) {
436 case HIERARCHY_1: c->operand[13] |= 1 << 3; break;
437 case HIERARCHY_2: c->operand[13] |= 2 << 3; break;
438 case HIERARCHY_4: c->operand[13] |= 3 << 3; break;
444 switch (ofdm->code_rate_HP) {
445 case FEC_2_3: c->operand[13] |= 1; break;
446 case FEC_3_4: c->operand[13] |= 2; break;
447 case FEC_5_6: c->operand[13] |= 3; break;
448 case FEC_7_8: c->operand[13] |= 4; break;
453 switch (ofdm->code_rate_LP) {
454 case FEC_2_3: c->operand[14] = 1 << 5; break;
455 case FEC_3_4: c->operand[14] = 2 << 5; break;
456 case FEC_5_6: c->operand[14] = 3 << 5; break;
457 case FEC_7_8: c->operand[14] = 4 << 5; break;
459 default: c->operand[14] = 0x00; break;
462 switch (ofdm->guard_interval) {
463 case GUARD_INTERVAL_1_16: c->operand[14] |= 1 << 3; break;
464 case GUARD_INTERVAL_1_8: c->operand[14] |= 2 << 3; break;
465 case GUARD_INTERVAL_1_4: c->operand[14] |= 3 << 3; break;
466 case GUARD_INTERVAL_1_32:
467 case GUARD_INTERVAL_AUTO:
471 switch (ofdm->transmission_mode) {
472 case TRANSMISSION_MODE_8K: c->operand[14] |= 1 << 1; break;
473 case TRANSMISSION_MODE_2K:
474 case TRANSMISSION_MODE_AUTO:
478 c->operand[15] = 0x00; /* network_ID[0] */
479 c->operand[16] = 0x00; /* network_ID[1] */
480 /* Nr_of_dsd_sel_specs = 0 -> no PIDs are transmitted */
481 c->operand[17] = 0x00;
486 int avc_tuner_dsd(struct firedtv *fdtv,
487 struct dvb_frontend_parameters *params)
489 char buffer[sizeof(struct avc_command_frame)];
490 struct avc_command_frame *c = (void *)buffer;
491 struct avc_response_frame *r = (void *)buffer; /* FIXME: unused */
493 memset(c, 0, sizeof(*c));
495 c->ctype = AVC_CTYPE_CONTROL;
496 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
498 switch (fdtv->type) {
500 case FIREDTV_DVB_S2: avc_tuner_tuneqpsk(fdtv, params, c); break;
501 case FIREDTV_DVB_C: avc_tuner_dsd_dvb_c(params, c); break;
502 case FIREDTV_DVB_T: avc_tuner_dsd_dvb_t(params, c); break;
507 if (avc_write(fdtv, c, r) < 0)
513 /* u8 *status was an out-parameter of avc_tuner_dsd, unused by caller */
515 *status = r->operand[2];
520 int avc_tuner_set_pids(struct firedtv *fdtv, unsigned char pidc, u16 pid[])
522 char buffer[sizeof(struct avc_command_frame)];
523 struct avc_command_frame *c = (void *)buffer;
524 struct avc_response_frame *r = (void *)buffer; /* FIXME: unused */
527 if (pidc > 16 && pidc != 0xff)
530 memset(c, 0, sizeof(*c));
532 c->ctype = AVC_CTYPE_CONTROL;
533 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
534 c->opcode = AVC_OPCODE_DSD;
536 c->operand[0] = 0; /* source plug */
537 c->operand[1] = 0xd2; /* subfunction replace */
538 c->operand[2] = 0x20; /* system id = DVB */
539 c->operand[3] = 0x00; /* antenna number */
540 c->operand[4] = 0x00; /* system_specific_multiplex selection_length */
541 c->operand[5] = pidc; /* Nr_of_dsd_sel_specs */
545 for (k = 0; k < pidc; k++) {
546 c->operand[pos++] = 0x13; /* flowfunction relay */
547 c->operand[pos++] = 0x80; /* dsd_sel_spec_valid_flags -> PID */
548 c->operand[pos++] = (pid[k] >> 8) & 0x1f;
549 c->operand[pos++] = pid[k] & 0xff;
550 c->operand[pos++] = 0x00; /* tableID */
551 c->operand[pos++] = 0x00; /* filter_length */
554 c->length = ALIGN(3 + pos, 4);
556 if (avc_write(fdtv, c, r) < 0)
563 int avc_tuner_get_ts(struct firedtv *fdtv)
565 char buffer[sizeof(struct avc_command_frame)];
566 struct avc_command_frame *c = (void *)buffer;
567 struct avc_response_frame *r = (void *)buffer; /* FIXME: unused */
570 memset(c, 0, sizeof(*c));
572 c->ctype = AVC_CTYPE_CONTROL;
573 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
574 c->opcode = AVC_OPCODE_DSIT;
576 sl = fdtv->type == FIREDTV_DVB_T ? 0x0c : 0x11;
578 c->operand[0] = 0; /* source plug */
579 c->operand[1] = 0xd2; /* subfunction replace */
580 c->operand[2] = 0xff; /* status */
581 c->operand[3] = 0x20; /* system id = DVB */
582 c->operand[4] = 0x00; /* antenna number */
583 c->operand[5] = 0x0; /* system_specific_search_flags */
584 c->operand[6] = sl; /* system_specific_multiplex selection_length */
585 c->operand[7] = 0x00; /* valid_flags [0] */
586 c->operand[8] = 0x00; /* valid_flags [1] */
587 c->operand[7 + sl] = 0x00; /* nr_of_dsit_sel_specs (always 0) */
589 c->length = fdtv->type == FIREDTV_DVB_T ? 24 : 28;
591 if (avc_write(fdtv, c, r) < 0)
598 int avc_identify_subunit(struct firedtv *fdtv)
600 char buffer[sizeof(struct avc_command_frame)];
601 struct avc_command_frame *c = (void *)buffer;
602 struct avc_response_frame *r = (void *)buffer;
604 memset(c, 0, sizeof(*c));
606 c->ctype = AVC_CTYPE_CONTROL;
607 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
608 c->opcode = AVC_OPCODE_READ_DESCRIPTOR;
610 c->operand[0] = DESCRIPTOR_SUBUNIT_IDENTIFIER;
611 c->operand[1] = 0xff;
612 c->operand[2] = 0x00;
613 c->operand[3] = 0x00; /* length highbyte */
614 c->operand[4] = 0x08; /* length lowbyte */
615 c->operand[5] = 0x00; /* offset highbyte */
616 c->operand[6] = 0x0d; /* offset lowbyte */
620 if (avc_write(fdtv, c, r) < 0)
623 if ((r->response != AVC_RESPONSE_STABLE &&
624 r->response != AVC_RESPONSE_ACCEPTED) ||
625 (r->operand[3] << 8) + r->operand[4] != 8) {
626 dev_err(fdtv->device, "cannot read subunit identifier\n");
632 #define SIZEOF_ANTENNA_INPUT_INFO 22
634 int avc_tuner_status(struct firedtv *fdtv, struct firedtv_tuner_status *stat)
636 char buffer[sizeof(struct avc_command_frame)];
637 struct avc_command_frame *c = (void *)buffer;
638 struct avc_response_frame *r = (void *)buffer;
641 memset(c, 0, sizeof(*c));
643 c->ctype = AVC_CTYPE_CONTROL;
644 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
645 c->opcode = AVC_OPCODE_READ_DESCRIPTOR;
647 c->operand[0] = DESCRIPTOR_TUNER_STATUS;
648 c->operand[1] = 0xff; /* read_result_status */
649 c->operand[2] = 0x00; /* reserved */
650 c->operand[3] = 0; /* SIZEOF_ANTENNA_INPUT_INFO >> 8; */
651 c->operand[4] = 0; /* SIZEOF_ANTENNA_INPUT_INFO & 0xff; */
652 c->operand[5] = 0x00;
653 c->operand[6] = 0x00;
657 if (avc_write(fdtv, c, r) < 0)
660 if (r->response != AVC_RESPONSE_STABLE &&
661 r->response != AVC_RESPONSE_ACCEPTED) {
662 dev_err(fdtv->device, "cannot read tuner status\n");
666 length = r->operand[9];
667 if (r->operand[1] != 0x10 || length != SIZEOF_ANTENNA_INPUT_INFO) {
668 dev_err(fdtv->device, "got invalid tuner status\n");
672 stat->active_system = r->operand[10];
673 stat->searching = r->operand[11] >> 7 & 1;
674 stat->moving = r->operand[11] >> 6 & 1;
675 stat->no_rf = r->operand[11] >> 5 & 1;
676 stat->input = r->operand[12] >> 7 & 1;
677 stat->selected_antenna = r->operand[12] & 0x7f;
678 stat->ber = r->operand[13] << 24 |
679 r->operand[14] << 16 |
680 r->operand[15] << 8 |
682 stat->signal_strength = r->operand[17];
683 stat->raster_frequency = r->operand[18] >> 6 & 2;
684 stat->rf_frequency = (r->operand[18] & 0x3f) << 16 |
685 r->operand[19] << 8 |
687 stat->man_dep_info_length = r->operand[21];
688 stat->front_end_error = r->operand[22] >> 4 & 1;
689 stat->antenna_error = r->operand[22] >> 3 & 1;
690 stat->front_end_power_status = r->operand[22] >> 1 & 1;
691 stat->power_supply = r->operand[22] & 1;
692 stat->carrier_noise_ratio = r->operand[23] << 8 |
694 stat->power_supply_voltage = r->operand[27];
695 stat->antenna_voltage = r->operand[28];
696 stat->firewire_bus_voltage = r->operand[29];
697 stat->ca_mmi = r->operand[30] & 1;
698 stat->ca_pmt_reply = r->operand[31] >> 7 & 1;
699 stat->ca_date_time_request = r->operand[31] >> 6 & 1;
700 stat->ca_application_info = r->operand[31] >> 5 & 1;
701 stat->ca_module_present_status = r->operand[31] >> 4 & 1;
702 stat->ca_dvb_flag = r->operand[31] >> 3 & 1;
703 stat->ca_error_flag = r->operand[31] >> 2 & 1;
704 stat->ca_initialization_status = r->operand[31] >> 1 & 1;
709 int avc_lnb_control(struct firedtv *fdtv, char voltage, char burst,
710 char conttone, char nrdiseq,
711 struct dvb_diseqc_master_cmd *diseqcmd)
713 char buffer[sizeof(struct avc_command_frame)];
714 struct avc_command_frame *c = (void *)buffer;
715 struct avc_response_frame *r = (void *)buffer;
718 memset(c, 0, sizeof(*c));
720 c->ctype = AVC_CTYPE_CONTROL;
721 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
722 c->opcode = AVC_OPCODE_VENDOR;
724 c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
725 c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
726 c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
727 c->operand[3] = SFE_VENDOR_OPCODE_LNB_CONTROL;
729 c->operand[4] = voltage;
730 c->operand[5] = nrdiseq;
734 for (j = 0; j < nrdiseq; j++) {
735 c->operand[i++] = diseqcmd[j].msg_len;
737 for (k = 0; k < diseqcmd[j].msg_len; k++)
738 c->operand[i++] = diseqcmd[j].msg[k];
741 c->operand[i++] = burst;
742 c->operand[i++] = conttone;
744 c->length = ALIGN(3 + i, 4);
746 if (avc_write(fdtv, c, r) < 0)
749 if (r->response != AVC_RESPONSE_ACCEPTED) {
750 dev_err(fdtv->device, "LNB control failed\n");
757 int avc_register_remote_control(struct firedtv *fdtv)
759 char buffer[sizeof(struct avc_command_frame)];
760 struct avc_command_frame *c = (void *)buffer;
762 memset(c, 0, sizeof(*c));
764 c->ctype = AVC_CTYPE_NOTIFY;
765 c->subunit = AVC_SUBUNIT_TYPE_UNIT | 7;
766 c->opcode = AVC_OPCODE_VENDOR;
768 c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
769 c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
770 c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
771 c->operand[3] = SFE_VENDOR_OPCODE_REGISTER_REMOTE_CONTROL;
775 return avc_write(fdtv, c, NULL);
778 void avc_remote_ctrl_work(struct work_struct *work)
780 struct firedtv *fdtv =
781 container_of(work, struct firedtv, remote_ctrl_work);
783 /* Should it be rescheduled in failure cases? */
784 avc_register_remote_control(fdtv);
787 #if 0 /* FIXME: unused */
788 int avc_tuner_host2ca(struct firedtv *fdtv)
790 char buffer[sizeof(struct avc_command_frame)];
791 struct avc_command_frame *c = (void *)buffer;
792 struct avc_response_frame *r = (void *)buffer; /* FIXME: unused */
794 memset(c, 0, sizeof(*c));
796 c->ctype = AVC_CTYPE_CONTROL;
797 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
798 c->opcode = AVC_OPCODE_VENDOR;
800 c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
801 c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
802 c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
803 c->operand[3] = SFE_VENDOR_OPCODE_HOST2CA;
804 c->operand[4] = 0; /* slot */
805 c->operand[5] = SFE_VENDOR_TAG_CA_APPLICATION_INFO; /* ca tag */
806 c->operand[6] = 0; /* more/last */
807 c->operand[7] = 0; /* length */
811 if (avc_write(fdtv, c, r) < 0)
818 static int get_ca_object_pos(struct avc_response_frame *r)
822 /* Check length of length field */
823 if (r->operand[7] & 0x80)
824 length = (r->operand[7] & 0x7f) + 1;
828 static int get_ca_object_length(struct avc_response_frame *r)
830 #if 0 /* FIXME: unused */
834 if (r->operand[7] & 0x80)
835 for (i = 0; i < (r->operand[7] & 0x7f); i++) {
837 size += r->operand[8 + i];
840 return r->operand[7];
843 int avc_ca_app_info(struct firedtv *fdtv, char *app_info, unsigned int *len)
845 char buffer[sizeof(struct avc_command_frame)];
846 struct avc_command_frame *c = (void *)buffer;
847 struct avc_response_frame *r = (void *)buffer;
850 memset(c, 0, sizeof(*c));
852 c->ctype = AVC_CTYPE_STATUS;
853 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
854 c->opcode = AVC_OPCODE_VENDOR;
856 c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
857 c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
858 c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
859 c->operand[3] = SFE_VENDOR_OPCODE_CA2HOST;
860 c->operand[4] = 0; /* slot */
861 c->operand[5] = SFE_VENDOR_TAG_CA_APPLICATION_INFO; /* ca tag */
865 if (avc_write(fdtv, c, r) < 0)
868 /* FIXME: check response code and validate response data */
870 pos = get_ca_object_pos(r);
871 app_info[0] = (EN50221_TAG_APP_INFO >> 16) & 0xff;
872 app_info[1] = (EN50221_TAG_APP_INFO >> 8) & 0xff;
873 app_info[2] = (EN50221_TAG_APP_INFO >> 0) & 0xff;
874 app_info[3] = 6 + r->operand[pos + 4];
876 memcpy(&app_info[5], &r->operand[pos], 5 + r->operand[pos + 4]);
877 *len = app_info[3] + 4;
882 int avc_ca_info(struct firedtv *fdtv, char *app_info, unsigned int *len)
884 char buffer[sizeof(struct avc_command_frame)];
885 struct avc_command_frame *c = (void *)buffer;
886 struct avc_response_frame *r = (void *)buffer;
889 memset(c, 0, sizeof(*c));
891 c->ctype = AVC_CTYPE_STATUS;
892 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
893 c->opcode = AVC_OPCODE_VENDOR;
895 c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
896 c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
897 c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
898 c->operand[3] = SFE_VENDOR_OPCODE_CA2HOST;
899 c->operand[4] = 0; /* slot */
900 c->operand[5] = SFE_VENDOR_TAG_CA_APPLICATION_INFO; /* ca tag */
904 if (avc_write(fdtv, c, r) < 0)
907 pos = get_ca_object_pos(r);
908 app_info[0] = (EN50221_TAG_CA_INFO >> 16) & 0xff;
909 app_info[1] = (EN50221_TAG_CA_INFO >> 8) & 0xff;
910 app_info[2] = (EN50221_TAG_CA_INFO >> 0) & 0xff;
912 app_info[4] = r->operand[pos + 0];
913 app_info[5] = r->operand[pos + 1];
914 *len = app_info[3] + 4;
919 int avc_ca_reset(struct firedtv *fdtv)
921 char buffer[sizeof(struct avc_command_frame)];
922 struct avc_command_frame *c = (void *)buffer;
923 struct avc_response_frame *r = (void *)buffer; /* FIXME: unused */
925 memset(c, 0, sizeof(*c));
927 c->ctype = AVC_CTYPE_CONTROL;
928 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
929 c->opcode = AVC_OPCODE_VENDOR;
931 c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
932 c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
933 c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
934 c->operand[3] = SFE_VENDOR_OPCODE_HOST2CA;
935 c->operand[4] = 0; /* slot */
936 c->operand[5] = SFE_VENDOR_TAG_CA_RESET; /* ca tag */
937 c->operand[6] = 0; /* more/last */
938 c->operand[7] = 1; /* length */
939 c->operand[8] = 0; /* force hardware reset */
943 if (avc_write(fdtv, c, r) < 0)
949 int avc_ca_pmt(struct firedtv *fdtv, char *msg, int length)
951 char buffer[sizeof(struct avc_command_frame)];
952 struct avc_command_frame *c = (void *)buffer;
953 struct avc_response_frame *r = (void *)buffer;
955 int program_info_length;
962 memset(c, 0, sizeof(*c));
964 c->ctype = AVC_CTYPE_CONTROL;
965 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
966 c->opcode = AVC_OPCODE_VENDOR;
968 if (msg[0] != EN50221_LIST_MANAGEMENT_ONLY) {
969 dev_info(fdtv->device, "forcing list_management to ONLY\n");
970 msg[0] = EN50221_LIST_MANAGEMENT_ONLY;
972 /* We take the cmd_id from the programme level only! */
973 list_management = msg[0];
974 program_info_length = ((msg[4] & 0x0f) << 8) + msg[5];
975 if (program_info_length > 0)
976 program_info_length--; /* Remove pmt_cmd_id */
979 c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
980 c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
981 c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
982 c->operand[3] = SFE_VENDOR_OPCODE_HOST2CA;
983 c->operand[4] = 0; /* slot */
984 c->operand[5] = SFE_VENDOR_TAG_CA_PMT; /* ca tag */
985 c->operand[6] = 0; /* more/last */
986 /* c->operand[7] = XXXprogram_info_length + 17; */ /* length */
987 c->operand[8] = list_management;
988 c->operand[9] = 0x01; /* pmt_cmd=OK_descramble */
990 /* TS program map table */
992 c->operand[10] = 0x02; /* Table id=2 */
993 c->operand[11] = 0x80; /* Section syntax + length */
994 /* c->operand[12] = XXXprogram_info_length + 12; */
995 c->operand[13] = msg[1]; /* Program number */
996 c->operand[14] = msg[2];
997 c->operand[15] = 0x01; /* Version number=0 + current/next=1 */
998 c->operand[16] = 0x00; /* Section number=0 */
999 c->operand[17] = 0x00; /* Last section number=0 */
1000 c->operand[18] = 0x1f; /* PCR_PID=1FFF */
1001 c->operand[19] = 0xff;
1002 c->operand[20] = (program_info_length >> 8); /* Program info length */
1003 c->operand[21] = (program_info_length & 0xff);
1005 /* CA descriptors at programme level */
1008 if (program_info_length > 0) {
1009 pmt_cmd_id = msg[read_pos++];
1010 if (pmt_cmd_id != 1 && pmt_cmd_id != 4)
1011 dev_err(fdtv->device,
1012 "invalid pmt_cmd_id %d\n", pmt_cmd_id);
1014 memcpy(&c->operand[write_pos], &msg[read_pos],
1015 program_info_length);
1016 read_pos += program_info_length;
1017 write_pos += program_info_length;
1019 while (read_pos < length) {
1020 c->operand[write_pos++] = msg[read_pos++];
1021 c->operand[write_pos++] = msg[read_pos++];
1022 c->operand[write_pos++] = msg[read_pos++];
1024 ((msg[read_pos] & 0x0f) << 8) + msg[read_pos + 1];
1026 if (es_info_length > 0)
1027 es_info_length--; /* Remove pmt_cmd_id */
1028 c->operand[write_pos++] = es_info_length >> 8;
1029 c->operand[write_pos++] = es_info_length & 0xff;
1030 if (es_info_length > 0) {
1031 pmt_cmd_id = msg[read_pos++];
1032 if (pmt_cmd_id != 1 && pmt_cmd_id != 4)
1033 dev_err(fdtv->device, "invalid pmt_cmd_id %d "
1034 "at stream level\n", pmt_cmd_id);
1036 memcpy(&c->operand[write_pos], &msg[read_pos],
1038 read_pos += es_info_length;
1039 write_pos += es_info_length;
1044 c->operand[write_pos++] = 0x00;
1045 c->operand[write_pos++] = 0x00;
1046 c->operand[write_pos++] = 0x00;
1047 c->operand[write_pos++] = 0x00;
1049 c->operand[7] = write_pos - 8;
1050 c->operand[12] = write_pos - 13;
1052 crc32_csum = crc32_be(0, &c->operand[10], c->operand[12] - 1);
1053 c->operand[write_pos - 4] = (crc32_csum >> 24) & 0xff;
1054 c->operand[write_pos - 3] = (crc32_csum >> 16) & 0xff;
1055 c->operand[write_pos - 2] = (crc32_csum >> 8) & 0xff;
1056 c->operand[write_pos - 1] = (crc32_csum >> 0) & 0xff;
1058 c->length = ALIGN(3 + write_pos, 4);
1060 if (avc_write(fdtv, c, r) < 0)
1063 if (r->response != AVC_RESPONSE_ACCEPTED) {
1064 dev_err(fdtv->device,
1065 "CA PMT failed with response 0x%x\n", r->response);
1072 int avc_ca_get_time_date(struct firedtv *fdtv, int *interval)
1074 char buffer[sizeof(struct avc_command_frame)];
1075 struct avc_command_frame *c = (void *)buffer;
1076 struct avc_response_frame *r = (void *)buffer;
1078 memset(c, 0, sizeof(*c));
1080 c->ctype = AVC_CTYPE_STATUS;
1081 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
1082 c->opcode = AVC_OPCODE_VENDOR;
1084 c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
1085 c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
1086 c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
1087 c->operand[3] = SFE_VENDOR_OPCODE_CA2HOST;
1088 c->operand[4] = 0; /* slot */
1089 c->operand[5] = SFE_VENDOR_TAG_CA_DATE_TIME; /* ca tag */
1090 c->operand[6] = 0; /* more/last */
1091 c->operand[7] = 0; /* length */
1095 if (avc_write(fdtv, c, r) < 0)
1098 /* FIXME: check response code and validate response data */
1100 *interval = r->operand[get_ca_object_pos(r)];
1105 int avc_ca_enter_menu(struct firedtv *fdtv)
1107 char buffer[sizeof(struct avc_command_frame)];
1108 struct avc_command_frame *c = (void *)buffer;
1109 struct avc_response_frame *r = (void *)buffer; /* FIXME: unused */
1111 memset(c, 0, sizeof(*c));
1113 c->ctype = AVC_CTYPE_STATUS;
1114 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
1115 c->opcode = AVC_OPCODE_VENDOR;
1117 c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
1118 c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
1119 c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
1120 c->operand[3] = SFE_VENDOR_OPCODE_HOST2CA;
1121 c->operand[4] = 0; /* slot */
1122 c->operand[5] = SFE_VENDOR_TAG_CA_ENTER_MENU;
1123 c->operand[6] = 0; /* more/last */
1124 c->operand[7] = 0; /* length */
1128 if (avc_write(fdtv, c, r) < 0)
1134 int avc_ca_get_mmi(struct firedtv *fdtv, char *mmi_object, unsigned int *len)
1136 char buffer[sizeof(struct avc_command_frame)];
1137 struct avc_command_frame *c = (void *)buffer;
1138 struct avc_response_frame *r = (void *)buffer;
1140 memset(c, 0, sizeof(*c));
1142 c->ctype = AVC_CTYPE_STATUS;
1143 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
1144 c->opcode = AVC_OPCODE_VENDOR;
1146 c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
1147 c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
1148 c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
1149 c->operand[3] = SFE_VENDOR_OPCODE_CA2HOST;
1150 c->operand[4] = 0; /* slot */
1151 c->operand[5] = SFE_VENDOR_TAG_CA_MMI;
1152 c->operand[6] = 0; /* more/last */
1153 c->operand[7] = 0; /* length */
1157 if (avc_write(fdtv, c, r) < 0)
1160 /* FIXME: check response code and validate response data */
1162 *len = get_ca_object_length(r);
1163 memcpy(mmi_object, &r->operand[get_ca_object_pos(r)], *len);
1168 #define CMP_OUTPUT_PLUG_CONTROL_REG_0 0xfffff0000904ULL
1170 static int cmp_read(struct firedtv *fdtv, void *buf, u64 addr, size_t len)
1174 if (mutex_lock_interruptible(&fdtv->avc_mutex))
1177 ret = fdtv->backend->read(fdtv, addr, buf, len);
1179 dev_err(fdtv->device, "CMP: read I/O error\n");
1181 mutex_unlock(&fdtv->avc_mutex);
1185 static int cmp_lock(struct firedtv *fdtv, void *data, u64 addr, __be32 arg)
1189 if (mutex_lock_interruptible(&fdtv->avc_mutex))
1192 ret = fdtv->backend->lock(fdtv, addr, data, arg);
1194 dev_err(fdtv->device, "CMP: lock I/O error\n");
1196 mutex_unlock(&fdtv->avc_mutex);
1200 static inline u32 get_opcr(__be32 opcr, u32 mask, u32 shift)
1202 return (be32_to_cpu(opcr) >> shift) & mask;
1205 static inline void set_opcr(__be32 *opcr, u32 value, u32 mask, u32 shift)
1207 *opcr &= ~cpu_to_be32(mask << shift);
1208 *opcr |= cpu_to_be32((value & mask) << shift);
1211 #define get_opcr_online(v) get_opcr((v), 0x1, 31)
1212 #define get_opcr_p2p_connections(v) get_opcr((v), 0x3f, 24)
1213 #define get_opcr_channel(v) get_opcr((v), 0x3f, 16)
1215 #define set_opcr_p2p_connections(p, v) set_opcr((p), (v), 0x3f, 24)
1216 #define set_opcr_channel(p, v) set_opcr((p), (v), 0x3f, 16)
1217 #define set_opcr_data_rate(p, v) set_opcr((p), (v), 0x3, 14)
1218 #define set_opcr_overhead_id(p, v) set_opcr((p), (v), 0xf, 10)
1220 int cmp_establish_pp_connection(struct firedtv *fdtv, int plug, int channel)
1222 __be32 old_opcr, opcr;
1223 u64 opcr_address = CMP_OUTPUT_PLUG_CONTROL_REG_0 + (plug << 2);
1227 ret = cmp_read(fdtv, &opcr, opcr_address, 4);
1232 if (!get_opcr_online(opcr)) {
1233 dev_err(fdtv->device, "CMP: output offline\n");
1239 if (get_opcr_p2p_connections(opcr)) {
1240 if (get_opcr_channel(opcr) != channel) {
1241 dev_err(fdtv->device, "CMP: cannot change channel\n");
1244 dev_info(fdtv->device, "CMP: overlaying connection\n");
1246 /* We don't allocate isochronous resources. */
1248 set_opcr_channel(&opcr, channel);
1249 set_opcr_data_rate(&opcr, 2); /* S400 */
1251 /* FIXME: this is for the worst case - optimize */
1252 set_opcr_overhead_id(&opcr, 0);
1255 * FIXME: allocate isochronous channel and bandwidth at IRM
1256 * fdtv->backend->alloc_resources(fdtv, channels_mask, bw);
1260 set_opcr_p2p_connections(&opcr, get_opcr_p2p_connections(opcr) + 1);
1262 ret = cmp_lock(fdtv, &opcr, opcr_address, old_opcr);
1266 if (old_opcr != opcr) {
1268 * FIXME: if old_opcr.P2P_Connections > 0,
1269 * deallocate isochronous channel and bandwidth at IRM
1271 * fdtv->backend->dealloc_resources(fdtv, channel, bw);
1274 if (++attempts < 6) /* arbitrary limit */
1282 void cmp_break_pp_connection(struct firedtv *fdtv, int plug, int channel)
1284 __be32 old_opcr, opcr;
1285 u64 opcr_address = CMP_OUTPUT_PLUG_CONTROL_REG_0 + (plug << 2);
1288 if (cmp_read(fdtv, &opcr, opcr_address, 4) < 0)
1292 if (!get_opcr_online(opcr) || !get_opcr_p2p_connections(opcr) ||
1293 get_opcr_channel(opcr) != channel) {
1294 dev_err(fdtv->device, "CMP: no connection to break\n");
1299 set_opcr_p2p_connections(&opcr, get_opcr_p2p_connections(opcr) - 1);
1301 if (cmp_lock(fdtv, &opcr, opcr_address, old_opcr) < 0)
1304 if (old_opcr != opcr) {
1306 * FIXME: if old_opcr.P2P_Connections == 1, i.e. we were last
1307 * owner, deallocate isochronous channel and bandwidth at IRM
1309 * fdtv->backend->dealloc_resources(fdtv, channel, bw);
1312 if (++attempts < 6) /* arbitrary limit */