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>
27 #include <dvb_frontend.h>
31 #define FCP_COMMAND_REGISTER 0xfffff0000b00ULL
33 #define AVC_CTYPE_CONTROL 0x0
34 #define AVC_CTYPE_STATUS 0x1
35 #define AVC_CTYPE_NOTIFY 0x3
37 #define AVC_RESPONSE_ACCEPTED 0x9
38 #define AVC_RESPONSE_STABLE 0xc
39 #define AVC_RESPONSE_CHANGED 0xd
40 #define AVC_RESPONSE_INTERIM 0xf
42 #define AVC_SUBUNIT_TYPE_TUNER (0x05 << 3)
43 #define AVC_SUBUNIT_TYPE_UNIT (0x1f << 3)
45 #define AVC_OPCODE_VENDOR 0x00
46 #define AVC_OPCODE_READ_DESCRIPTOR 0x09
47 #define AVC_OPCODE_DSIT 0xc8
48 #define AVC_OPCODE_DSD 0xcb
50 #define DESCRIPTOR_TUNER_STATUS 0x80
51 #define DESCRIPTOR_SUBUNIT_IDENTIFIER 0x00
53 #define SFE_VENDOR_DE_COMPANYID_0 0x00 /* OUI of Digital Everywhere */
54 #define SFE_VENDOR_DE_COMPANYID_1 0x12
55 #define SFE_VENDOR_DE_COMPANYID_2 0x87
57 #define SFE_VENDOR_OPCODE_REGISTER_REMOTE_CONTROL 0x0a
58 #define SFE_VENDOR_OPCODE_LNB_CONTROL 0x52
59 #define SFE_VENDOR_OPCODE_TUNE_QPSK 0x58 /* for DVB-S */
61 #define SFE_VENDOR_OPCODE_GET_FIRMWARE_VERSION 0x00
62 #define SFE_VENDOR_OPCODE_HOST2CA 0x56
63 #define SFE_VENDOR_OPCODE_CA2HOST 0x57
64 #define SFE_VENDOR_OPCODE_CISTATUS 0x59
65 #define SFE_VENDOR_OPCODE_TUNE_QPSK2 0x60 /* for DVB-S2 */
67 #define SFE_VENDOR_TAG_CA_RESET 0x00
68 #define SFE_VENDOR_TAG_CA_APPLICATION_INFO 0x01
69 #define SFE_VENDOR_TAG_CA_PMT 0x02
70 #define SFE_VENDOR_TAG_CA_DATE_TIME 0x04
71 #define SFE_VENDOR_TAG_CA_MMI 0x05
72 #define SFE_VENDOR_TAG_CA_ENTER_MENU 0x07
74 #define EN50221_LIST_MANAGEMENT_ONLY 0x03
75 #define EN50221_TAG_APP_INFO 0x9f8021
76 #define EN50221_TAG_CA_INFO 0x9f8031
78 struct avc_command_frame {
85 struct avc_response_frame {
92 #define LAST_OPERAND (509 - 1)
94 static inline void clear_operands(struct avc_command_frame *c, int from, int to)
96 memset(&c->operand[from], 0, to - from + 1);
99 static void pad_operands(struct avc_command_frame *c, int from)
101 int to = ALIGN(from, 4);
103 if (from <= to && to <= LAST_OPERAND)
104 clear_operands(c, from, to);
107 #define AVC_DEBUG_READ_DESCRIPTOR 0x0001
108 #define AVC_DEBUG_DSIT 0x0002
109 #define AVC_DEBUG_DSD 0x0004
110 #define AVC_DEBUG_REGISTER_REMOTE_CONTROL 0x0008
111 #define AVC_DEBUG_LNB_CONTROL 0x0010
112 #define AVC_DEBUG_TUNE_QPSK 0x0020
113 #define AVC_DEBUG_TUNE_QPSK2 0x0040
114 #define AVC_DEBUG_HOST2CA 0x0080
115 #define AVC_DEBUG_CA2HOST 0x0100
116 #define AVC_DEBUG_APPLICATION_PMT 0x4000
117 #define AVC_DEBUG_FCP_PAYLOADS 0x8000
119 static int avc_debug;
120 module_param_named(debug, avc_debug, int, 0644);
121 MODULE_PARM_DESC(debug, "Verbose logging (none = 0"
123 ": READ DESCRIPTOR = " __stringify(AVC_DEBUG_READ_DESCRIPTOR)
124 ", DSIT = " __stringify(AVC_DEBUG_DSIT)
125 ", REGISTER_REMOTE_CONTROL = " __stringify(AVC_DEBUG_REGISTER_REMOTE_CONTROL)
126 ", LNB CONTROL = " __stringify(AVC_DEBUG_LNB_CONTROL)
127 ", TUNE QPSK = " __stringify(AVC_DEBUG_TUNE_QPSK)
128 ", TUNE QPSK2 = " __stringify(AVC_DEBUG_TUNE_QPSK2)
129 ", HOST2CA = " __stringify(AVC_DEBUG_HOST2CA)
130 ", CA2HOST = " __stringify(AVC_DEBUG_CA2HOST)
131 "; Application sent PMT = " __stringify(AVC_DEBUG_APPLICATION_PMT)
132 ", FCP payloads = " __stringify(AVC_DEBUG_FCP_PAYLOADS)
133 ", or a combination, or all = -1)");
136 * This is a workaround since there is no vendor specific command to retrieve
137 * ca_info using AVC. If this parameter is not used, ca_system_id will be
138 * filled with application_manufacturer from ca_app_info.
139 * Digital Everywhere have said that adding ca_info is on their TODO list.
141 static unsigned int num_fake_ca_system_ids;
142 static int fake_ca_system_ids[4] = { -1, -1, -1, -1 };
143 module_param_array(fake_ca_system_ids, int, &num_fake_ca_system_ids, 0644);
144 MODULE_PARM_DESC(fake_ca_system_ids, "If your CAM application manufacturer "
145 "does not have the same ca_system_id as your CAS, you can "
146 "override what ca_system_ids are presented to the "
147 "application by setting this field to an array of ids.");
149 static const char *debug_fcp_ctype(unsigned int ctype)
151 static const char *ctypes[] = {
152 [0x0] = "CONTROL", [0x1] = "STATUS",
153 [0x2] = "SPECIFIC INQUIRY", [0x3] = "NOTIFY",
154 [0x4] = "GENERAL INQUIRY", [0x8] = "NOT IMPLEMENTED",
155 [0x9] = "ACCEPTED", [0xa] = "REJECTED",
156 [0xb] = "IN TRANSITION", [0xc] = "IMPLEMENTED/STABLE",
157 [0xd] = "CHANGED", [0xf] = "INTERIM",
159 const char *ret = ctype < ARRAY_SIZE(ctypes) ? ctypes[ctype] : NULL;
161 return ret ? ret : "?";
164 static const char *debug_fcp_opcode(unsigned int opcode,
165 const u8 *data, int length)
168 case AVC_OPCODE_VENDOR:
170 case AVC_OPCODE_READ_DESCRIPTOR:
171 return avc_debug & AVC_DEBUG_READ_DESCRIPTOR ?
172 "ReadDescriptor" : NULL;
173 case AVC_OPCODE_DSIT:
174 return avc_debug & AVC_DEBUG_DSIT ?
175 "DirectSelectInfo.Type" : NULL;
177 return avc_debug & AVC_DEBUG_DSD ? "DirectSelectData" : NULL;
183 data[3] != SFE_VENDOR_DE_COMPANYID_0 ||
184 data[4] != SFE_VENDOR_DE_COMPANYID_1 ||
185 data[5] != SFE_VENDOR_DE_COMPANYID_2)
186 return "Vendor/Unknown";
189 case SFE_VENDOR_OPCODE_REGISTER_REMOTE_CONTROL:
190 return avc_debug & AVC_DEBUG_REGISTER_REMOTE_CONTROL ?
192 case SFE_VENDOR_OPCODE_LNB_CONTROL:
193 return avc_debug & AVC_DEBUG_LNB_CONTROL ? "LNBControl" : NULL;
194 case SFE_VENDOR_OPCODE_TUNE_QPSK:
195 return avc_debug & AVC_DEBUG_TUNE_QPSK ? "TuneQPSK" : NULL;
196 case SFE_VENDOR_OPCODE_TUNE_QPSK2:
197 return avc_debug & AVC_DEBUG_TUNE_QPSK2 ? "TuneQPSK2" : NULL;
198 case SFE_VENDOR_OPCODE_HOST2CA:
199 return avc_debug & AVC_DEBUG_HOST2CA ? "Host2CA" : NULL;
200 case SFE_VENDOR_OPCODE_CA2HOST:
201 return avc_debug & AVC_DEBUG_CA2HOST ? "CA2Host" : NULL;
203 return "Vendor/Unknown";
206 static void debug_fcp(const u8 *data, int length)
208 unsigned int subunit_type, subunit_id, opcode;
209 const char *op, *prefix;
211 prefix = data[0] > 7 ? "FCP <- " : "FCP -> ";
212 subunit_type = data[1] >> 3;
213 subunit_id = data[1] & 7;
214 opcode = subunit_type == 0x1e || subunit_id == 5 ? ~0 : data[2];
215 op = debug_fcp_opcode(opcode, data, length);
218 printk(KERN_INFO "%ssu=%x.%x l=%d: %-8s - %s\n",
219 prefix, subunit_type, subunit_id, length,
220 debug_fcp_ctype(data[0]), op);
221 if (avc_debug & AVC_DEBUG_FCP_PAYLOADS)
222 print_hex_dump(KERN_INFO, prefix, DUMP_PREFIX_NONE,
223 16, 1, data, length, false);
227 static void debug_pmt(char *msg, int length)
229 printk(KERN_INFO "APP PMT -> l=%d\n", length);
230 print_hex_dump(KERN_INFO, "APP PMT -> ", DUMP_PREFIX_NONE,
231 16, 1, msg, length, false);
234 static int avc_write(struct firedtv *fdtv)
238 fdtv->avc_reply_received = false;
240 for (retry = 0; retry < 6; retry++) {
241 if (unlikely(avc_debug))
242 debug_fcp(fdtv->avc_data, fdtv->avc_data_length);
244 err = fdtv_write(fdtv, FCP_COMMAND_REGISTER,
245 fdtv->avc_data, fdtv->avc_data_length);
247 dev_err(fdtv->device, "FCP command write failed\n");
253 * AV/C specs say that answers should be sent within 150 ms.
254 * Time out after 200 ms.
256 if (wait_event_timeout(fdtv->avc_wait,
257 fdtv->avc_reply_received,
258 msecs_to_jiffies(200)) != 0)
261 dev_err(fdtv->device, "FCP response timed out\n");
266 static bool is_register_rc(struct avc_response_frame *r)
268 return r->opcode == AVC_OPCODE_VENDOR &&
269 r->operand[0] == SFE_VENDOR_DE_COMPANYID_0 &&
270 r->operand[1] == SFE_VENDOR_DE_COMPANYID_1 &&
271 r->operand[2] == SFE_VENDOR_DE_COMPANYID_2 &&
272 r->operand[3] == SFE_VENDOR_OPCODE_REGISTER_REMOTE_CONTROL;
275 int avc_recv(struct firedtv *fdtv, void *data, size_t length)
277 struct avc_response_frame *r = data;
279 if (unlikely(avc_debug))
280 debug_fcp(data, length);
282 if (length >= 8 && is_register_rc(r)) {
283 switch (r->response) {
284 case AVC_RESPONSE_CHANGED:
285 fdtv_handle_rc(fdtv, r->operand[4] << 8 | r->operand[5]);
286 schedule_work(&fdtv->remote_ctrl_work);
288 case AVC_RESPONSE_INTERIM:
289 if (is_register_rc((void *)fdtv->avc_data))
293 dev_info(fdtv->device,
294 "remote control result = %d\n", r->response);
299 if (fdtv->avc_reply_received) {
300 dev_err(fdtv->device, "out-of-order AVC response, ignored\n");
304 memcpy(fdtv->avc_data, data, length);
305 fdtv->avc_data_length = length;
307 fdtv->avc_reply_received = true;
308 wake_up(&fdtv->avc_wait);
313 static int add_pid_filter(struct firedtv *fdtv, u8 *operand)
317 for (i = 0, n = 0; i < 16; i++) {
318 if (test_bit(i, &fdtv->channel_active)) {
319 operand[pos++] = 0x13; /* flowfunction relay */
320 operand[pos++] = 0x80; /* dsd_sel_spec_valid_flags -> PID */
321 operand[pos++] = (fdtv->channel_pid[i] >> 8) & 0x1f;
322 operand[pos++] = fdtv->channel_pid[i] & 0xff;
323 operand[pos++] = 0x00; /* tableID */
324 operand[pos++] = 0x00; /* filter_length */
334 * tuning command for setting the relative LNB frequency
335 * (not supported by the AVC standard)
337 static int avc_tuner_tuneqpsk(struct firedtv *fdtv,
338 struct dtv_frontend_properties *p)
340 struct avc_command_frame *c = (void *)fdtv->avc_data;
342 c->opcode = AVC_OPCODE_VENDOR;
344 c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
345 c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
346 c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
347 if (fdtv->type == FIREDTV_DVB_S2)
348 c->operand[3] = SFE_VENDOR_OPCODE_TUNE_QPSK2;
350 c->operand[3] = SFE_VENDOR_OPCODE_TUNE_QPSK;
352 c->operand[4] = (p->frequency >> 24) & 0xff;
353 c->operand[5] = (p->frequency >> 16) & 0xff;
354 c->operand[6] = (p->frequency >> 8) & 0xff;
355 c->operand[7] = p->frequency & 0xff;
357 c->operand[8] = ((p->symbol_rate / 1000) >> 8) & 0xff;
358 c->operand[9] = (p->symbol_rate / 1000) & 0xff;
360 switch (p->fec_inner) {
361 case FEC_1_2: c->operand[10] = 0x1; break;
362 case FEC_2_3: c->operand[10] = 0x2; break;
363 case FEC_3_4: c->operand[10] = 0x3; break;
364 case FEC_5_6: c->operand[10] = 0x4; break;
365 case FEC_7_8: c->operand[10] = 0x5; break;
369 default: c->operand[10] = 0x0;
372 if (fdtv->voltage == 0xff)
373 c->operand[11] = 0xff;
374 else if (fdtv->voltage == SEC_VOLTAGE_18) /* polarisation */
379 if (fdtv->tone == 0xff)
380 c->operand[12] = 0xff;
381 else if (fdtv->tone == SEC_TONE_ON) /* band */
386 if (fdtv->type == FIREDTV_DVB_S2) {
387 if (fdtv->fe.dtv_property_cache.delivery_system == SYS_DVBS2) {
388 switch (fdtv->fe.dtv_property_cache.modulation) {
389 case QAM_16: c->operand[13] = 0x1; break;
390 case QPSK: c->operand[13] = 0x2; break;
391 case PSK_8: c->operand[13] = 0x3; break;
392 default: c->operand[13] = 0x2; break;
394 switch (fdtv->fe.dtv_property_cache.rolloff) {
395 case ROLLOFF_35: c->operand[14] = 0x2; break;
396 case ROLLOFF_20: c->operand[14] = 0x0; break;
397 case ROLLOFF_25: c->operand[14] = 0x1; break;
399 default: c->operand[14] = 0x2; break;
400 /* case ROLLOFF_NONE: c->operand[14] = 0xff; break; */
402 switch (fdtv->fe.dtv_property_cache.pilot) {
403 case PILOT_AUTO: c->operand[15] = 0x0; break;
404 case PILOT_OFF: c->operand[15] = 0x0; break;
405 case PILOT_ON: c->operand[15] = 0x1; break;
408 c->operand[13] = 0x1; /* auto modulation */
409 c->operand[14] = 0xff; /* disable rolloff */
410 c->operand[15] = 0xff; /* disable pilot */
418 static int avc_tuner_dsd_dvb_c(struct firedtv *fdtv,
419 struct dtv_frontend_properties *p)
421 struct avc_command_frame *c = (void *)fdtv->avc_data;
423 c->opcode = AVC_OPCODE_DSD;
425 c->operand[0] = 0; /* source plug */
426 c->operand[1] = 0xd2; /* subfunction replace */
427 c->operand[2] = 0x20; /* system id = DVB */
428 c->operand[3] = 0x00; /* antenna number */
429 c->operand[4] = 0x11; /* system_specific_multiplex selection_length */
431 /* multiplex_valid_flags, high byte */
432 c->operand[5] = 0 << 7 /* reserved */
433 | 0 << 6 /* Polarisation */
434 | 0 << 5 /* Orbital_Pos */
435 | 1 << 4 /* Frequency */
436 | 1 << 3 /* Symbol_Rate */
437 | 0 << 2 /* FEC_outer */
438 | (p->fec_inner != FEC_AUTO ? 1 << 1 : 0)
439 | (p->modulation != QAM_AUTO ? 1 << 0 : 0);
441 /* multiplex_valid_flags, low byte */
442 c->operand[6] = 0 << 7 /* NetworkID */
443 | 0 << 0 /* reserved */ ;
445 c->operand[7] = 0x00;
446 c->operand[8] = 0x00;
447 c->operand[9] = 0x00;
448 c->operand[10] = 0x00;
450 c->operand[11] = (((p->frequency / 4000) >> 16) & 0xff) | (2 << 6);
451 c->operand[12] = ((p->frequency / 4000) >> 8) & 0xff;
452 c->operand[13] = (p->frequency / 4000) & 0xff;
453 c->operand[14] = ((p->symbol_rate / 1000) >> 12) & 0xff;
454 c->operand[15] = ((p->symbol_rate / 1000) >> 4) & 0xff;
455 c->operand[16] = ((p->symbol_rate / 1000) << 4) & 0xf0;
456 c->operand[17] = 0x00;
458 switch (p->fec_inner) {
459 case FEC_1_2: c->operand[18] = 0x1; break;
460 case FEC_2_3: c->operand[18] = 0x2; break;
461 case FEC_3_4: c->operand[18] = 0x3; break;
462 case FEC_5_6: c->operand[18] = 0x4; break;
463 case FEC_7_8: c->operand[18] = 0x5; break;
464 case FEC_8_9: c->operand[18] = 0x6; break;
465 case FEC_4_5: c->operand[18] = 0x8; break;
467 default: c->operand[18] = 0x0;
470 switch (p->modulation) {
471 case QAM_16: c->operand[19] = 0x08; break;
472 case QAM_32: c->operand[19] = 0x10; break;
473 case QAM_64: c->operand[19] = 0x18; break;
474 case QAM_128: c->operand[19] = 0x20; break;
475 case QAM_256: c->operand[19] = 0x28; break;
477 default: c->operand[19] = 0x00;
480 c->operand[20] = 0x00;
481 c->operand[21] = 0x00;
483 return 22 + add_pid_filter(fdtv, &c->operand[22]);
486 static int avc_tuner_dsd_dvb_t(struct firedtv *fdtv,
487 struct dtv_frontend_properties *p)
489 struct avc_command_frame *c = (void *)fdtv->avc_data;
491 c->opcode = AVC_OPCODE_DSD;
493 c->operand[0] = 0; /* source plug */
494 c->operand[1] = 0xd2; /* subfunction replace */
495 c->operand[2] = 0x20; /* system id = DVB */
496 c->operand[3] = 0x00; /* antenna number */
497 c->operand[4] = 0x0c; /* system_specific_multiplex selection_length */
499 /* multiplex_valid_flags, high byte */
501 0 << 7 /* reserved */
502 | 1 << 6 /* CenterFrequency */
503 | (p->bandwidth_hz != 0 ? 1 << 5 : 0)
504 | (p->modulation != QAM_AUTO ? 1 << 4 : 0)
505 | (p->hierarchy != HIERARCHY_AUTO ? 1 << 3 : 0)
506 | (p->code_rate_HP != FEC_AUTO ? 1 << 2 : 0)
507 | (p->code_rate_LP != FEC_AUTO ? 1 << 1 : 0)
508 | (p->guard_interval != GUARD_INTERVAL_AUTO ? 1 << 0 : 0);
510 /* multiplex_valid_flags, low byte */
512 0 << 7 /* NetworkID */
513 | (p->transmission_mode != TRANSMISSION_MODE_AUTO ? 1 << 6 : 0)
514 | 0 << 5 /* OtherFrequencyFlag */
515 | 0 << 0 /* reserved */ ;
518 c->operand[8] = (p->frequency / 10) >> 24;
519 c->operand[9] = ((p->frequency / 10) >> 16) & 0xff;
520 c->operand[10] = ((p->frequency / 10) >> 8) & 0xff;
521 c->operand[11] = (p->frequency / 10) & 0xff;
523 switch (p->bandwidth_hz) {
524 case 7000000: c->operand[12] = 0x20; break;
526 case 6000000: /* not defined by AVC spec */
528 default: c->operand[12] = 0x00;
531 switch (p->modulation) {
532 case QAM_16: c->operand[13] = 1 << 6; break;
533 case QAM_64: c->operand[13] = 2 << 6; break;
535 default: c->operand[13] = 0x00;
538 switch (p->hierarchy) {
539 case HIERARCHY_1: c->operand[13] |= 1 << 3; break;
540 case HIERARCHY_2: c->operand[13] |= 2 << 3; break;
541 case HIERARCHY_4: c->operand[13] |= 3 << 3; break;
547 switch (p->code_rate_HP) {
548 case FEC_2_3: c->operand[13] |= 1; break;
549 case FEC_3_4: c->operand[13] |= 2; break;
550 case FEC_5_6: c->operand[13] |= 3; break;
551 case FEC_7_8: c->operand[13] |= 4; break;
556 switch (p->code_rate_LP) {
557 case FEC_2_3: c->operand[14] = 1 << 5; break;
558 case FEC_3_4: c->operand[14] = 2 << 5; break;
559 case FEC_5_6: c->operand[14] = 3 << 5; break;
560 case FEC_7_8: c->operand[14] = 4 << 5; break;
562 default: c->operand[14] = 0x00; break;
565 switch (p->guard_interval) {
566 case GUARD_INTERVAL_1_16: c->operand[14] |= 1 << 3; break;
567 case GUARD_INTERVAL_1_8: c->operand[14] |= 2 << 3; break;
568 case GUARD_INTERVAL_1_4: c->operand[14] |= 3 << 3; break;
569 case GUARD_INTERVAL_1_32:
570 case GUARD_INTERVAL_AUTO:
574 switch (p->transmission_mode) {
575 case TRANSMISSION_MODE_8K: c->operand[14] |= 1 << 1; break;
576 case TRANSMISSION_MODE_2K:
577 case TRANSMISSION_MODE_AUTO:
581 c->operand[15] = 0x00; /* network_ID[0] */
582 c->operand[16] = 0x00; /* network_ID[1] */
584 return 17 + add_pid_filter(fdtv, &c->operand[17]);
587 int avc_tuner_dsd(struct firedtv *fdtv,
588 struct dtv_frontend_properties *p)
590 struct avc_command_frame *c = (void *)fdtv->avc_data;
593 mutex_lock(&fdtv->avc_mutex);
595 c->ctype = AVC_CTYPE_CONTROL;
596 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
598 switch (fdtv->type) {
600 case FIREDTV_DVB_S2: pos = avc_tuner_tuneqpsk(fdtv, p); break;
601 case FIREDTV_DVB_C: pos = avc_tuner_dsd_dvb_c(fdtv, p); break;
602 case FIREDTV_DVB_T: pos = avc_tuner_dsd_dvb_t(fdtv, p); break;
606 pad_operands(c, pos);
608 fdtv->avc_data_length = ALIGN(3 + pos, 4);
609 ret = avc_write(fdtv);
613 * u8 *status was an out-parameter of avc_tuner_dsd, unused by caller.
614 * Check for AVC_RESPONSE_ACCEPTED here instead?
617 *status = r->operand[2];
619 mutex_unlock(&fdtv->avc_mutex);
627 int avc_tuner_set_pids(struct firedtv *fdtv, unsigned char pidc, u16 pid[])
629 struct avc_command_frame *c = (void *)fdtv->avc_data;
632 if (pidc > 16 && pidc != 0xff)
635 mutex_lock(&fdtv->avc_mutex);
637 c->ctype = AVC_CTYPE_CONTROL;
638 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
639 c->opcode = AVC_OPCODE_DSD;
641 c->operand[0] = 0; /* source plug */
642 c->operand[1] = 0xd2; /* subfunction replace */
643 c->operand[2] = 0x20; /* system id = DVB */
644 c->operand[3] = 0x00; /* antenna number */
645 c->operand[4] = 0x00; /* system_specific_multiplex selection_length */
646 c->operand[5] = pidc; /* Nr_of_dsd_sel_specs */
650 for (k = 0; k < pidc; k++) {
651 c->operand[pos++] = 0x13; /* flowfunction relay */
652 c->operand[pos++] = 0x80; /* dsd_sel_spec_valid_flags -> PID */
653 c->operand[pos++] = (pid[k] >> 8) & 0x1f;
654 c->operand[pos++] = pid[k] & 0xff;
655 c->operand[pos++] = 0x00; /* tableID */
656 c->operand[pos++] = 0x00; /* filter_length */
658 pad_operands(c, pos);
660 fdtv->avc_data_length = ALIGN(3 + pos, 4);
661 ret = avc_write(fdtv);
663 /* FIXME: check response code? */
665 mutex_unlock(&fdtv->avc_mutex);
673 int avc_tuner_get_ts(struct firedtv *fdtv)
675 struct avc_command_frame *c = (void *)fdtv->avc_data;
678 mutex_lock(&fdtv->avc_mutex);
680 c->ctype = AVC_CTYPE_CONTROL;
681 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
682 c->opcode = AVC_OPCODE_DSIT;
684 sl = fdtv->type == FIREDTV_DVB_T ? 0x0c : 0x11;
686 c->operand[0] = 0; /* source plug */
687 c->operand[1] = 0xd2; /* subfunction replace */
688 c->operand[2] = 0xff; /* status */
689 c->operand[3] = 0x20; /* system id = DVB */
690 c->operand[4] = 0x00; /* antenna number */
691 c->operand[5] = 0x0; /* system_specific_search_flags */
692 c->operand[6] = sl; /* system_specific_multiplex selection_length */
694 * operand[7]: valid_flags[0]
695 * operand[8]: valid_flags[1]
696 * operand[7 + sl]: nr_of_dsit_sel_specs (always 0)
698 clear_operands(c, 7, 24);
700 fdtv->avc_data_length = fdtv->type == FIREDTV_DVB_T ? 24 : 28;
701 ret = avc_write(fdtv);
703 /* FIXME: check response code? */
705 mutex_unlock(&fdtv->avc_mutex);
713 int avc_identify_subunit(struct firedtv *fdtv)
715 struct avc_command_frame *c = (void *)fdtv->avc_data;
716 struct avc_response_frame *r = (void *)fdtv->avc_data;
719 mutex_lock(&fdtv->avc_mutex);
721 c->ctype = AVC_CTYPE_CONTROL;
722 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
723 c->opcode = AVC_OPCODE_READ_DESCRIPTOR;
725 c->operand[0] = DESCRIPTOR_SUBUNIT_IDENTIFIER;
726 c->operand[1] = 0xff;
727 c->operand[2] = 0x00;
728 c->operand[3] = 0x00; /* length highbyte */
729 c->operand[4] = 0x08; /* length lowbyte */
730 c->operand[5] = 0x00; /* offset highbyte */
731 c->operand[6] = 0x0d; /* offset lowbyte */
732 clear_operands(c, 7, 8); /* padding */
734 fdtv->avc_data_length = 12;
735 ret = avc_write(fdtv);
739 if ((r->response != AVC_RESPONSE_STABLE &&
740 r->response != AVC_RESPONSE_ACCEPTED) ||
741 (r->operand[3] << 8) + r->operand[4] != 8) {
742 dev_err(fdtv->device, "cannot read subunit identifier\n");
746 mutex_unlock(&fdtv->avc_mutex);
751 #define SIZEOF_ANTENNA_INPUT_INFO 22
753 int avc_tuner_status(struct firedtv *fdtv, struct firedtv_tuner_status *stat)
755 struct avc_command_frame *c = (void *)fdtv->avc_data;
756 struct avc_response_frame *r = (void *)fdtv->avc_data;
759 mutex_lock(&fdtv->avc_mutex);
761 c->ctype = AVC_CTYPE_CONTROL;
762 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
763 c->opcode = AVC_OPCODE_READ_DESCRIPTOR;
765 c->operand[0] = DESCRIPTOR_TUNER_STATUS;
766 c->operand[1] = 0xff; /* read_result_status */
768 * operand[2]: reserved
769 * operand[3]: SIZEOF_ANTENNA_INPUT_INFO >> 8
770 * operand[4]: SIZEOF_ANTENNA_INPUT_INFO & 0xff
772 clear_operands(c, 2, 31);
774 fdtv->avc_data_length = 12;
775 ret = avc_write(fdtv);
779 if (r->response != AVC_RESPONSE_STABLE &&
780 r->response != AVC_RESPONSE_ACCEPTED) {
781 dev_err(fdtv->device, "cannot read tuner status\n");
786 length = r->operand[9];
787 if (r->operand[1] != 0x10 || length != SIZEOF_ANTENNA_INPUT_INFO) {
788 dev_err(fdtv->device, "got invalid tuner status\n");
793 stat->active_system = r->operand[10];
794 stat->searching = r->operand[11] >> 7 & 1;
795 stat->moving = r->operand[11] >> 6 & 1;
796 stat->no_rf = r->operand[11] >> 5 & 1;
797 stat->input = r->operand[12] >> 7 & 1;
798 stat->selected_antenna = r->operand[12] & 0x7f;
799 stat->ber = r->operand[13] << 24 |
800 r->operand[14] << 16 |
801 r->operand[15] << 8 |
803 stat->signal_strength = r->operand[17];
804 stat->raster_frequency = r->operand[18] >> 6 & 2;
805 stat->rf_frequency = (r->operand[18] & 0x3f) << 16 |
806 r->operand[19] << 8 |
808 stat->man_dep_info_length = r->operand[21];
809 stat->front_end_error = r->operand[22] >> 4 & 1;
810 stat->antenna_error = r->operand[22] >> 3 & 1;
811 stat->front_end_power_status = r->operand[22] >> 1 & 1;
812 stat->power_supply = r->operand[22] & 1;
813 stat->carrier_noise_ratio = r->operand[23] << 8 |
815 stat->power_supply_voltage = r->operand[27];
816 stat->antenna_voltage = r->operand[28];
817 stat->firewire_bus_voltage = r->operand[29];
818 stat->ca_mmi = r->operand[30] & 1;
819 stat->ca_pmt_reply = r->operand[31] >> 7 & 1;
820 stat->ca_date_time_request = r->operand[31] >> 6 & 1;
821 stat->ca_application_info = r->operand[31] >> 5 & 1;
822 stat->ca_module_present_status = r->operand[31] >> 4 & 1;
823 stat->ca_dvb_flag = r->operand[31] >> 3 & 1;
824 stat->ca_error_flag = r->operand[31] >> 2 & 1;
825 stat->ca_initialization_status = r->operand[31] >> 1 & 1;
827 mutex_unlock(&fdtv->avc_mutex);
832 int avc_lnb_control(struct firedtv *fdtv, char voltage, char burst,
833 char conttone, char nrdiseq,
834 struct dvb_diseqc_master_cmd *diseqcmd)
836 struct avc_command_frame *c = (void *)fdtv->avc_data;
837 struct avc_response_frame *r = (void *)fdtv->avc_data;
840 mutex_lock(&fdtv->avc_mutex);
842 c->ctype = AVC_CTYPE_CONTROL;
843 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
844 c->opcode = AVC_OPCODE_VENDOR;
846 c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
847 c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
848 c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
849 c->operand[3] = SFE_VENDOR_OPCODE_LNB_CONTROL;
850 c->operand[4] = voltage;
851 c->operand[5] = nrdiseq;
854 for (j = 0; j < nrdiseq; j++) {
855 c->operand[pos++] = diseqcmd[j].msg_len;
857 for (k = 0; k < diseqcmd[j].msg_len; k++)
858 c->operand[pos++] = diseqcmd[j].msg[k];
860 c->operand[pos++] = burst;
861 c->operand[pos++] = conttone;
862 pad_operands(c, pos);
864 fdtv->avc_data_length = ALIGN(3 + pos, 4);
865 ret = avc_write(fdtv);
869 if (r->response != AVC_RESPONSE_ACCEPTED) {
870 dev_err(fdtv->device, "LNB control failed\n");
874 mutex_unlock(&fdtv->avc_mutex);
879 int avc_register_remote_control(struct firedtv *fdtv)
881 struct avc_command_frame *c = (void *)fdtv->avc_data;
884 mutex_lock(&fdtv->avc_mutex);
886 c->ctype = AVC_CTYPE_NOTIFY;
887 c->subunit = AVC_SUBUNIT_TYPE_UNIT | 7;
888 c->opcode = AVC_OPCODE_VENDOR;
890 c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
891 c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
892 c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
893 c->operand[3] = SFE_VENDOR_OPCODE_REGISTER_REMOTE_CONTROL;
894 c->operand[4] = 0; /* padding */
896 fdtv->avc_data_length = 8;
897 ret = avc_write(fdtv);
899 /* FIXME: check response code? */
901 mutex_unlock(&fdtv->avc_mutex);
906 void avc_remote_ctrl_work(struct work_struct *work)
908 struct firedtv *fdtv =
909 container_of(work, struct firedtv, remote_ctrl_work);
911 /* Should it be rescheduled in failure cases? */
912 avc_register_remote_control(fdtv);
915 #if 0 /* FIXME: unused */
916 int avc_tuner_host2ca(struct firedtv *fdtv)
918 struct avc_command_frame *c = (void *)fdtv->avc_data;
921 mutex_lock(&fdtv->avc_mutex);
923 c->ctype = AVC_CTYPE_CONTROL;
924 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
925 c->opcode = AVC_OPCODE_VENDOR;
927 c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
928 c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
929 c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
930 c->operand[3] = SFE_VENDOR_OPCODE_HOST2CA;
931 c->operand[4] = 0; /* slot */
932 c->operand[5] = SFE_VENDOR_TAG_CA_APPLICATION_INFO; /* ca tag */
933 clear_operands(c, 6, 8);
935 fdtv->avc_data_length = 12;
936 ret = avc_write(fdtv);
938 /* FIXME: check response code? */
940 mutex_unlock(&fdtv->avc_mutex);
946 static int get_ca_object_pos(struct avc_response_frame *r)
950 /* Check length of length field */
951 if (r->operand[7] & 0x80)
952 length = (r->operand[7] & 0x7f) + 1;
956 static int get_ca_object_length(struct avc_response_frame *r)
958 #if 0 /* FIXME: unused */
962 if (r->operand[7] & 0x80)
963 for (i = 0; i < (r->operand[7] & 0x7f); i++) {
965 size += r->operand[8 + i];
968 return r->operand[7];
971 int avc_ca_app_info(struct firedtv *fdtv, unsigned char *app_info,
974 struct avc_command_frame *c = (void *)fdtv->avc_data;
975 struct avc_response_frame *r = (void *)fdtv->avc_data;
978 mutex_lock(&fdtv->avc_mutex);
980 c->ctype = AVC_CTYPE_STATUS;
981 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
982 c->opcode = AVC_OPCODE_VENDOR;
984 c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
985 c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
986 c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
987 c->operand[3] = SFE_VENDOR_OPCODE_CA2HOST;
988 c->operand[4] = 0; /* slot */
989 c->operand[5] = SFE_VENDOR_TAG_CA_APPLICATION_INFO; /* ca tag */
990 clear_operands(c, 6, LAST_OPERAND);
992 fdtv->avc_data_length = 12;
993 ret = avc_write(fdtv);
997 /* FIXME: check response code and validate response data */
999 pos = get_ca_object_pos(r);
1000 app_info[0] = (EN50221_TAG_APP_INFO >> 16) & 0xff;
1001 app_info[1] = (EN50221_TAG_APP_INFO >> 8) & 0xff;
1002 app_info[2] = (EN50221_TAG_APP_INFO >> 0) & 0xff;
1003 app_info[3] = 6 + r->operand[pos + 4];
1005 memcpy(&app_info[5], &r->operand[pos], 5 + r->operand[pos + 4]);
1006 *len = app_info[3] + 4;
1008 mutex_unlock(&fdtv->avc_mutex);
1013 int avc_ca_info(struct firedtv *fdtv, unsigned char *app_info,
1016 struct avc_command_frame *c = (void *)fdtv->avc_data;
1017 struct avc_response_frame *r = (void *)fdtv->avc_data;
1020 mutex_lock(&fdtv->avc_mutex);
1022 c->ctype = AVC_CTYPE_STATUS;
1023 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
1024 c->opcode = AVC_OPCODE_VENDOR;
1026 c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
1027 c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
1028 c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
1029 c->operand[3] = SFE_VENDOR_OPCODE_CA2HOST;
1030 c->operand[4] = 0; /* slot */
1031 c->operand[5] = SFE_VENDOR_TAG_CA_APPLICATION_INFO; /* ca tag */
1032 clear_operands(c, 6, LAST_OPERAND);
1034 fdtv->avc_data_length = 12;
1035 ret = avc_write(fdtv);
1039 /* FIXME: check response code and validate response data */
1041 pos = get_ca_object_pos(r);
1042 app_info[0] = (EN50221_TAG_CA_INFO >> 16) & 0xff;
1043 app_info[1] = (EN50221_TAG_CA_INFO >> 8) & 0xff;
1044 app_info[2] = (EN50221_TAG_CA_INFO >> 0) & 0xff;
1045 if (num_fake_ca_system_ids == 0) {
1047 app_info[4] = r->operand[pos + 0];
1048 app_info[5] = r->operand[pos + 1];
1050 app_info[3] = num_fake_ca_system_ids * 2;
1051 for (i = 0; i < num_fake_ca_system_ids; i++) {
1052 app_info[4 + i * 2] =
1053 (fake_ca_system_ids[i] >> 8) & 0xff;
1054 app_info[5 + i * 2] = fake_ca_system_ids[i] & 0xff;
1057 *len = app_info[3] + 4;
1059 mutex_unlock(&fdtv->avc_mutex);
1064 int avc_ca_reset(struct firedtv *fdtv)
1066 struct avc_command_frame *c = (void *)fdtv->avc_data;
1069 mutex_lock(&fdtv->avc_mutex);
1071 c->ctype = AVC_CTYPE_CONTROL;
1072 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
1073 c->opcode = AVC_OPCODE_VENDOR;
1075 c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
1076 c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
1077 c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
1078 c->operand[3] = SFE_VENDOR_OPCODE_HOST2CA;
1079 c->operand[4] = 0; /* slot */
1080 c->operand[5] = SFE_VENDOR_TAG_CA_RESET; /* ca tag */
1081 c->operand[6] = 0; /* more/last */
1082 c->operand[7] = 1; /* length */
1083 c->operand[8] = 0; /* force hardware reset */
1085 fdtv->avc_data_length = 12;
1086 ret = avc_write(fdtv);
1088 /* FIXME: check response code? */
1090 mutex_unlock(&fdtv->avc_mutex);
1095 int avc_ca_pmt(struct firedtv *fdtv, char *msg, int length)
1097 struct avc_command_frame *c = (void *)fdtv->avc_data;
1098 struct avc_response_frame *r = (void *)fdtv->avc_data;
1099 int list_management;
1100 int program_info_length;
1108 if (unlikely(avc_debug & AVC_DEBUG_APPLICATION_PMT))
1109 debug_pmt(msg, length);
1111 mutex_lock(&fdtv->avc_mutex);
1113 c->ctype = AVC_CTYPE_CONTROL;
1114 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
1115 c->opcode = AVC_OPCODE_VENDOR;
1117 if (msg[0] != EN50221_LIST_MANAGEMENT_ONLY) {
1118 dev_info(fdtv->device, "forcing list_management to ONLY\n");
1119 msg[0] = EN50221_LIST_MANAGEMENT_ONLY;
1121 /* We take the cmd_id from the programme level only! */
1122 list_management = msg[0];
1123 program_info_length = ((msg[4] & 0x0f) << 8) + msg[5];
1124 if (program_info_length > 0)
1125 program_info_length--; /* Remove pmt_cmd_id */
1126 pmt_cmd_id = msg[6];
1128 c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
1129 c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
1130 c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
1131 c->operand[3] = SFE_VENDOR_OPCODE_HOST2CA;
1132 c->operand[4] = 0; /* slot */
1133 c->operand[5] = SFE_VENDOR_TAG_CA_PMT; /* ca tag */
1134 c->operand[6] = 0; /* more/last */
1135 /* Use three bytes for length field in case length > 127 */
1136 c->operand[10] = list_management;
1137 c->operand[11] = 0x01; /* pmt_cmd=OK_descramble */
1139 /* TS program map table */
1141 c->operand[12] = 0x02; /* Table id=2 */
1142 c->operand[13] = 0x80; /* Section syntax + length */
1144 c->operand[15] = msg[1]; /* Program number */
1145 c->operand[16] = msg[2];
1146 c->operand[17] = msg[3]; /* Version number and current/next */
1147 c->operand[18] = 0x00; /* Section number=0 */
1148 c->operand[19] = 0x00; /* Last section number=0 */
1149 c->operand[20] = 0x1f; /* PCR_PID=1FFF */
1150 c->operand[21] = 0xff;
1151 c->operand[22] = (program_info_length >> 8); /* Program info length */
1152 c->operand[23] = (program_info_length & 0xff);
1154 /* CA descriptors at programme level */
1157 if (program_info_length > 0) {
1158 pmt_cmd_id = msg[read_pos++];
1159 if (pmt_cmd_id != 1 && pmt_cmd_id != 4)
1160 dev_err(fdtv->device,
1161 "invalid pmt_cmd_id %d\n", pmt_cmd_id);
1162 if (program_info_length > sizeof(c->operand) - 4 - write_pos) {
1167 memcpy(&c->operand[write_pos], &msg[read_pos],
1168 program_info_length);
1169 read_pos += program_info_length;
1170 write_pos += program_info_length;
1172 while (read_pos + 4 < length) {
1173 if (write_pos + 4 >= sizeof(c->operand) - 4) {
1177 c->operand[write_pos++] = msg[read_pos++];
1178 c->operand[write_pos++] = msg[read_pos++];
1179 c->operand[write_pos++] = msg[read_pos++];
1181 ((msg[read_pos] & 0x0f) << 8) + msg[read_pos + 1];
1183 if (es_info_length > 0)
1184 es_info_length--; /* Remove pmt_cmd_id */
1185 c->operand[write_pos++] = es_info_length >> 8;
1186 c->operand[write_pos++] = es_info_length & 0xff;
1187 if (es_info_length > 0) {
1188 if (read_pos >= length) {
1192 pmt_cmd_id = msg[read_pos++];
1193 if (pmt_cmd_id != 1 && pmt_cmd_id != 4)
1194 dev_err(fdtv->device, "invalid pmt_cmd_id %d at stream level\n",
1197 if (es_info_length > sizeof(c->operand) - 4 - write_pos ||
1198 es_info_length > length - read_pos) {
1203 memcpy(&c->operand[write_pos], &msg[read_pos],
1205 read_pos += es_info_length;
1206 write_pos += es_info_length;
1209 write_pos += 4; /* CRC */
1211 c->operand[7] = 0x82;
1212 c->operand[8] = (write_pos - 10) >> 8;
1213 c->operand[9] = (write_pos - 10) & 0xff;
1214 c->operand[14] = write_pos - 15;
1216 crc32_csum = crc32_be(0, &c->operand[10], c->operand[12] - 1);
1217 c->operand[write_pos - 4] = (crc32_csum >> 24) & 0xff;
1218 c->operand[write_pos - 3] = (crc32_csum >> 16) & 0xff;
1219 c->operand[write_pos - 2] = (crc32_csum >> 8) & 0xff;
1220 c->operand[write_pos - 1] = (crc32_csum >> 0) & 0xff;
1221 pad_operands(c, write_pos);
1223 fdtv->avc_data_length = ALIGN(3 + write_pos, 4);
1224 ret = avc_write(fdtv);
1228 if (r->response != AVC_RESPONSE_ACCEPTED) {
1229 dev_err(fdtv->device,
1230 "CA PMT failed with response 0x%x\n", r->response);
1234 mutex_unlock(&fdtv->avc_mutex);
1239 int avc_ca_get_time_date(struct firedtv *fdtv, int *interval)
1241 struct avc_command_frame *c = (void *)fdtv->avc_data;
1242 struct avc_response_frame *r = (void *)fdtv->avc_data;
1245 mutex_lock(&fdtv->avc_mutex);
1247 c->ctype = AVC_CTYPE_STATUS;
1248 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
1249 c->opcode = AVC_OPCODE_VENDOR;
1251 c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
1252 c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
1253 c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
1254 c->operand[3] = SFE_VENDOR_OPCODE_CA2HOST;
1255 c->operand[4] = 0; /* slot */
1256 c->operand[5] = SFE_VENDOR_TAG_CA_DATE_TIME; /* ca tag */
1257 clear_operands(c, 6, LAST_OPERAND);
1259 fdtv->avc_data_length = 12;
1260 ret = avc_write(fdtv);
1264 /* FIXME: check response code and validate response data */
1266 *interval = r->operand[get_ca_object_pos(r)];
1268 mutex_unlock(&fdtv->avc_mutex);
1273 int avc_ca_enter_menu(struct firedtv *fdtv)
1275 struct avc_command_frame *c = (void *)fdtv->avc_data;
1278 mutex_lock(&fdtv->avc_mutex);
1280 c->ctype = AVC_CTYPE_STATUS;
1281 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
1282 c->opcode = AVC_OPCODE_VENDOR;
1284 c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
1285 c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
1286 c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
1287 c->operand[3] = SFE_VENDOR_OPCODE_HOST2CA;
1288 c->operand[4] = 0; /* slot */
1289 c->operand[5] = SFE_VENDOR_TAG_CA_ENTER_MENU;
1290 clear_operands(c, 6, 8);
1292 fdtv->avc_data_length = 12;
1293 ret = avc_write(fdtv);
1295 /* FIXME: check response code? */
1297 mutex_unlock(&fdtv->avc_mutex);
1302 int avc_ca_get_mmi(struct firedtv *fdtv, char *mmi_object, unsigned int *len)
1304 struct avc_command_frame *c = (void *)fdtv->avc_data;
1305 struct avc_response_frame *r = (void *)fdtv->avc_data;
1308 mutex_lock(&fdtv->avc_mutex);
1310 c->ctype = AVC_CTYPE_STATUS;
1311 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
1312 c->opcode = AVC_OPCODE_VENDOR;
1314 c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
1315 c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
1316 c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
1317 c->operand[3] = SFE_VENDOR_OPCODE_CA2HOST;
1318 c->operand[4] = 0; /* slot */
1319 c->operand[5] = SFE_VENDOR_TAG_CA_MMI;
1320 clear_operands(c, 6, LAST_OPERAND);
1322 fdtv->avc_data_length = 12;
1323 ret = avc_write(fdtv);
1327 /* FIXME: check response code and validate response data */
1329 *len = get_ca_object_length(r);
1330 memcpy(mmi_object, &r->operand[get_ca_object_pos(r)], *len);
1332 mutex_unlock(&fdtv->avc_mutex);
1337 #define CMP_OUTPUT_PLUG_CONTROL_REG_0 0xfffff0000904ULL
1339 static int cmp_read(struct firedtv *fdtv, u64 addr, __be32 *data)
1343 ret = fdtv_read(fdtv, addr, data);
1345 dev_err(fdtv->device, "CMP: read I/O error\n");
1350 static int cmp_lock(struct firedtv *fdtv, u64 addr, __be32 data[])
1354 ret = fdtv_lock(fdtv, addr, data);
1356 dev_err(fdtv->device, "CMP: lock I/O error\n");
1361 static inline u32 get_opcr(__be32 opcr, u32 mask, u32 shift)
1363 return (be32_to_cpu(opcr) >> shift) & mask;
1366 static inline void set_opcr(__be32 *opcr, u32 value, u32 mask, u32 shift)
1368 *opcr &= ~cpu_to_be32(mask << shift);
1369 *opcr |= cpu_to_be32((value & mask) << shift);
1372 #define get_opcr_online(v) get_opcr((v), 0x1, 31)
1373 #define get_opcr_p2p_connections(v) get_opcr((v), 0x3f, 24)
1374 #define get_opcr_channel(v) get_opcr((v), 0x3f, 16)
1376 #define set_opcr_p2p_connections(p, v) set_opcr((p), (v), 0x3f, 24)
1377 #define set_opcr_channel(p, v) set_opcr((p), (v), 0x3f, 16)
1378 #define set_opcr_data_rate(p, v) set_opcr((p), (v), 0x3, 14)
1379 #define set_opcr_overhead_id(p, v) set_opcr((p), (v), 0xf, 10)
1381 int cmp_establish_pp_connection(struct firedtv *fdtv, int plug, int channel)
1383 __be32 old_opcr, opcr[2];
1384 u64 opcr_address = CMP_OUTPUT_PLUG_CONTROL_REG_0 + (plug << 2);
1388 ret = cmp_read(fdtv, opcr_address, opcr);
1393 if (!get_opcr_online(*opcr)) {
1394 dev_err(fdtv->device, "CMP: output offline\n");
1400 if (get_opcr_p2p_connections(*opcr)) {
1401 if (get_opcr_channel(*opcr) != channel) {
1402 dev_err(fdtv->device, "CMP: cannot change channel\n");
1405 dev_info(fdtv->device, "CMP: overlaying connection\n");
1407 /* We don't allocate isochronous resources. */
1409 set_opcr_channel(opcr, channel);
1410 set_opcr_data_rate(opcr, 2); /* S400 */
1412 /* FIXME: this is for the worst case - optimize */
1413 set_opcr_overhead_id(opcr, 0);
1415 /* FIXME: allocate isochronous channel and bandwidth at IRM */
1418 set_opcr_p2p_connections(opcr, get_opcr_p2p_connections(*opcr) + 1);
1423 ret = cmp_lock(fdtv, opcr_address, opcr);
1427 if (old_opcr != *opcr) {
1429 * FIXME: if old_opcr.P2P_Connections > 0,
1430 * deallocate isochronous channel and bandwidth at IRM
1433 if (++attempts < 6) /* arbitrary limit */
1441 void cmp_break_pp_connection(struct firedtv *fdtv, int plug, int channel)
1443 __be32 old_opcr, opcr[2];
1444 u64 opcr_address = CMP_OUTPUT_PLUG_CONTROL_REG_0 + (plug << 2);
1447 if (cmp_read(fdtv, opcr_address, opcr) < 0)
1451 if (!get_opcr_online(*opcr) || !get_opcr_p2p_connections(*opcr) ||
1452 get_opcr_channel(*opcr) != channel) {
1453 dev_err(fdtv->device, "CMP: no connection to break\n");
1458 set_opcr_p2p_connections(opcr, get_opcr_p2p_connections(*opcr) - 1);
1463 if (cmp_lock(fdtv, opcr_address, opcr) < 0)
1466 if (old_opcr != *opcr) {
1468 * FIXME: if old_opcr.P2P_Connections == 1, i.e. we were last
1469 * owner, deallocate isochronous channel and bandwidth at IRM
1471 * fdtv->backend->dealloc_resources(fdtv, channel, bw);
1474 if (++attempts < 6) /* arbitrary limit */