This source file includes following definitions.
- dst_packsize
- dst_gpio_outb
- dst_gpio_inb
- rdc_reset_state
- rdc_8820_reset
- dst_pio_enable
- dst_pio_disable
- dst_wait_dst_ready
- dst_error_recovery
- dst_error_bailout
- dst_comm_init
- write_dst
- read_dst
- dst_set_polarization
- dst_set_freq
- dst_set_bandwidth
- dst_set_inversion
- dst_set_fec
- dst_get_fec
- dst_set_symbolrate
- dst_set_modulation
- dst_get_modulation
- dst_check_sum
- dst_type_flags_print
- dst_type_print
- dst_get_mac
- dst_fw_ver
- dst_card_type
- dst_get_vendor
- debug_dst_buffer
- dst_check_stv0299
- dst_check_mb86a15
- dst_get_tuner_info
- dst_get_device_id
- dst_probe
- dst_command
- dst_get_signal
- dst_tone_power_cmd
- dst_get_tuna
- dst_write_tuna
- dst_set_diseqc
- dst_set_voltage
- dst_set_tone
- dst_send_burst
- bt8xx_dst_init
- dst_read_status
- dst_read_signal_strength
- dst_read_snr
- dst_set_frontend
- dst_tune_frontend
- dst_get_tuning_algo
- dst_get_frontend
- bt8xx_dst_release
- dst_attach
1
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5
6
7
8
9 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
10
11 #include <linux/kernel.h>
12 #include <linux/module.h>
13 #include <linux/init.h>
14 #include <linux/string.h>
15 #include <linux/slab.h>
16 #include <linux/vmalloc.h>
17 #include <linux/delay.h>
18 #include <asm/div64.h>
19 #include <media/dvb_frontend.h>
20 #include "dst_priv.h"
21 #include "dst_common.h"
22
23 static unsigned int verbose;
24 module_param(verbose, int, 0644);
25 MODULE_PARM_DESC(verbose, "verbosity level (0 to 3)");
26
27 static unsigned int dst_addons;
28 module_param(dst_addons, int, 0644);
29 MODULE_PARM_DESC(dst_addons, "CA daughterboard, default is 0 (No addons)");
30
31 static unsigned int dst_algo;
32 module_param(dst_algo, int, 0644);
33 MODULE_PARM_DESC(dst_algo, "tuning algo: default is 0=(SW), 1=(HW)");
34
35 #define HAS_LOCK 1
36 #define ATTEMPT_TUNE 2
37 #define HAS_POWER 4
38
39 #define dprintk(level, fmt, arg...) do { \
40 if (level >= verbose) \
41 printk(KERN_DEBUG pr_fmt("%s: " fmt), \
42 __func__, ##arg); \
43 } while(0)
44
45 static int dst_command(struct dst_state *state, u8 *data, u8 len);
46
47 static void dst_packsize(struct dst_state *state, int psize)
48 {
49 union dst_gpio_packet bits;
50
51 bits.psize = psize;
52 bt878_device_control(state->bt, DST_IG_TS, &bits);
53 }
54
55 static int dst_gpio_outb(struct dst_state *state, u32 mask, u32 enbb,
56 u32 outhigh, int delay)
57 {
58 union dst_gpio_packet enb;
59 union dst_gpio_packet bits;
60 int err;
61
62 enb.enb.mask = mask;
63 enb.enb.enable = enbb;
64
65 dprintk(2, "mask=[%04x], enbb=[%04x], outhigh=[%04x]\n",
66 mask, enbb, outhigh);
67 if ((err = bt878_device_control(state->bt, DST_IG_ENABLE, &enb)) < 0) {
68 dprintk(2, "dst_gpio_enb error (err == %i, mask == %02x, enb == %02x)\n",
69 err, mask, enbb);
70 return -EREMOTEIO;
71 }
72 udelay(1000);
73
74 if (enbb == 0)
75 return 0;
76 if (delay)
77 msleep(10);
78 bits.outp.mask = enbb;
79 bits.outp.highvals = outhigh;
80 if ((err = bt878_device_control(state->bt, DST_IG_WRITE, &bits)) < 0) {
81 dprintk(2, "dst_gpio_outb error (err == %i, enbb == %02x, outhigh == %02x)\n",
82 err, enbb, outhigh);
83 return -EREMOTEIO;
84 }
85
86 return 0;
87 }
88
89 static int dst_gpio_inb(struct dst_state *state, u8 *result)
90 {
91 union dst_gpio_packet rd_packet;
92 int err;
93
94 *result = 0;
95 if ((err = bt878_device_control(state->bt, DST_IG_READ, &rd_packet)) < 0) {
96 pr_err("dst_gpio_inb error (err == %i)\n", err);
97 return -EREMOTEIO;
98 }
99 *result = (u8) rd_packet.rd.value;
100
101 return 0;
102 }
103
104 int rdc_reset_state(struct dst_state *state)
105 {
106 dprintk(2, "Resetting state machine\n");
107 if (dst_gpio_outb(state, RDC_8820_INT, RDC_8820_INT, 0, NO_DELAY) < 0) {
108 pr_err("dst_gpio_outb ERROR !\n");
109 return -1;
110 }
111 msleep(10);
112 if (dst_gpio_outb(state, RDC_8820_INT, RDC_8820_INT, RDC_8820_INT, NO_DELAY) < 0) {
113 pr_err("dst_gpio_outb ERROR !\n");
114 msleep(10);
115 return -1;
116 }
117
118 return 0;
119 }
120 EXPORT_SYMBOL(rdc_reset_state);
121
122 static int rdc_8820_reset(struct dst_state *state)
123 {
124 dprintk(3, "Resetting DST\n");
125 if (dst_gpio_outb(state, RDC_8820_RESET, RDC_8820_RESET, 0, NO_DELAY) < 0) {
126 pr_err("dst_gpio_outb ERROR !\n");
127 return -1;
128 }
129 udelay(1000);
130 if (dst_gpio_outb(state, RDC_8820_RESET, RDC_8820_RESET, RDC_8820_RESET, DELAY) < 0) {
131 pr_err("dst_gpio_outb ERROR !\n");
132 return -1;
133 }
134
135 return 0;
136 }
137
138 static int dst_pio_enable(struct dst_state *state)
139 {
140 if (dst_gpio_outb(state, ~0, RDC_8820_PIO_0_ENABLE, 0, NO_DELAY) < 0) {
141 pr_err("dst_gpio_outb ERROR !\n");
142 return -1;
143 }
144 udelay(1000);
145
146 return 0;
147 }
148
149 int dst_pio_disable(struct dst_state *state)
150 {
151 if (dst_gpio_outb(state, ~0, RDC_8820_PIO_0_DISABLE, RDC_8820_PIO_0_DISABLE, NO_DELAY) < 0) {
152 pr_err("dst_gpio_outb ERROR !\n");
153 return -1;
154 }
155 if (state->type_flags & DST_TYPE_HAS_FW_1)
156 udelay(1000);
157
158 return 0;
159 }
160 EXPORT_SYMBOL(dst_pio_disable);
161
162 int dst_wait_dst_ready(struct dst_state *state, u8 delay_mode)
163 {
164 u8 reply;
165 int i;
166
167 for (i = 0; i < 200; i++) {
168 if (dst_gpio_inb(state, &reply) < 0) {
169 pr_err("dst_gpio_inb ERROR !\n");
170 return -1;
171 }
172 if ((reply & RDC_8820_PIO_0_ENABLE) == 0) {
173 dprintk(2, "dst wait ready after %d\n", i);
174 return 1;
175 }
176 msleep(10);
177 }
178 dprintk(1, "dst wait NOT ready after %d\n", i);
179
180 return 0;
181 }
182 EXPORT_SYMBOL(dst_wait_dst_ready);
183
184 int dst_error_recovery(struct dst_state *state)
185 {
186 dprintk(1, "Trying to return from previous errors.\n");
187 dst_pio_disable(state);
188 msleep(10);
189 dst_pio_enable(state);
190 msleep(10);
191
192 return 0;
193 }
194 EXPORT_SYMBOL(dst_error_recovery);
195
196 int dst_error_bailout(struct dst_state *state)
197 {
198 dprintk(2, "Trying to bailout from previous error.\n");
199 rdc_8820_reset(state);
200 dst_pio_disable(state);
201 msleep(10);
202
203 return 0;
204 }
205 EXPORT_SYMBOL(dst_error_bailout);
206
207 int dst_comm_init(struct dst_state *state)
208 {
209 dprintk(2, "Initializing DST.\n");
210 if ((dst_pio_enable(state)) < 0) {
211 pr_err("PIO Enable Failed\n");
212 return -1;
213 }
214 if ((rdc_reset_state(state)) < 0) {
215 pr_err("RDC 8820 State RESET Failed.\n");
216 return -1;
217 }
218 if (state->type_flags & DST_TYPE_HAS_FW_1)
219 msleep(100);
220 else
221 msleep(5);
222
223 return 0;
224 }
225 EXPORT_SYMBOL(dst_comm_init);
226
227 int write_dst(struct dst_state *state, u8 *data, u8 len)
228 {
229 struct i2c_msg msg = {
230 .addr = state->config->demod_address,
231 .flags = 0,
232 .buf = data,
233 .len = len
234 };
235
236 int err;
237 u8 cnt;
238
239 dprintk(1, "writing [ %*ph ]\n", len, data);
240
241 for (cnt = 0; cnt < 2; cnt++) {
242 if ((err = i2c_transfer(state->i2c, &msg, 1)) < 0) {
243 dprintk(2, "_write_dst error (err == %i, len == 0x%02x, b0 == 0x%02x)\n",
244 err, len, data[0]);
245 dst_error_recovery(state);
246 continue;
247 } else
248 break;
249 }
250 if (cnt >= 2) {
251 dprintk(2, "RDC 8820 RESET\n");
252 dst_error_bailout(state);
253
254 return -1;
255 }
256
257 return 0;
258 }
259 EXPORT_SYMBOL(write_dst);
260
261 int read_dst(struct dst_state *state, u8 *ret, u8 len)
262 {
263 struct i2c_msg msg = {
264 .addr = state->config->demod_address,
265 .flags = I2C_M_RD,
266 .buf = ret,
267 .len = len
268 };
269
270 int err;
271 int cnt;
272
273 for (cnt = 0; cnt < 2; cnt++) {
274 if ((err = i2c_transfer(state->i2c, &msg, 1)) < 0) {
275 dprintk(2, "read_dst error (err == %i, len == 0x%02x, b0 == 0x%02x)\n",
276 err, len, ret[0]);
277 dst_error_recovery(state);
278 continue;
279 } else
280 break;
281 }
282 if (cnt >= 2) {
283 dprintk(2, "RDC 8820 RESET\n");
284 dst_error_bailout(state);
285
286 return -1;
287 }
288 dprintk(3, "reply is %*ph\n", len, ret);
289
290 return 0;
291 }
292 EXPORT_SYMBOL(read_dst);
293
294 static int dst_set_polarization(struct dst_state *state)
295 {
296 switch (state->voltage) {
297 case SEC_VOLTAGE_13:
298 dprintk(2, "Polarization=[Vertical]\n");
299 state->tx_tuna[8] &= ~0x40;
300 break;
301 case SEC_VOLTAGE_18:
302 dprintk(2, "Polarization=[Horizontal]\n");
303 state->tx_tuna[8] |= 0x40;
304 break;
305 case SEC_VOLTAGE_OFF:
306 break;
307 }
308
309 return 0;
310 }
311
312 static int dst_set_freq(struct dst_state *state, u32 freq)
313 {
314 state->frequency = freq;
315 dprintk(2, "set Frequency %u\n", freq);
316
317 if (state->dst_type == DST_TYPE_IS_SAT) {
318 freq = freq / 1000;
319 if (freq < 950 || freq > 2150)
320 return -EINVAL;
321 state->tx_tuna[2] = (freq >> 8);
322 state->tx_tuna[3] = (u8) freq;
323 state->tx_tuna[4] = 0x01;
324 state->tx_tuna[8] &= ~0x04;
325 if (state->type_flags & DST_TYPE_HAS_OBS_REGS) {
326 if (freq < 1531)
327 state->tx_tuna[8] |= 0x04;
328 }
329 } else if (state->dst_type == DST_TYPE_IS_TERR) {
330 freq = freq / 1000;
331 if (freq < 137000 || freq > 858000)
332 return -EINVAL;
333 state->tx_tuna[2] = (freq >> 16) & 0xff;
334 state->tx_tuna[3] = (freq >> 8) & 0xff;
335 state->tx_tuna[4] = (u8) freq;
336 } else if (state->dst_type == DST_TYPE_IS_CABLE) {
337 freq = freq / 1000;
338 state->tx_tuna[2] = (freq >> 16) & 0xff;
339 state->tx_tuna[3] = (freq >> 8) & 0xff;
340 state->tx_tuna[4] = (u8) freq;
341 } else if (state->dst_type == DST_TYPE_IS_ATSC) {
342 freq = freq / 1000;
343 if (freq < 51000 || freq > 858000)
344 return -EINVAL;
345 state->tx_tuna[2] = (freq >> 16) & 0xff;
346 state->tx_tuna[3] = (freq >> 8) & 0xff;
347 state->tx_tuna[4] = (u8) freq;
348 state->tx_tuna[5] = 0x00;
349 state->tx_tuna[6] = 0x00;
350 if (state->dst_hw_cap & DST_TYPE_HAS_ANALOG)
351 state->tx_tuna[7] = 0x00;
352 } else
353 return -EINVAL;
354
355 return 0;
356 }
357
358 static int dst_set_bandwidth(struct dst_state *state, u32 bandwidth)
359 {
360 state->bandwidth = bandwidth;
361
362 if (state->dst_type != DST_TYPE_IS_TERR)
363 return -EOPNOTSUPP;
364
365 switch (bandwidth) {
366 case 6000000:
367 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
368 state->tx_tuna[7] = 0x06;
369 else {
370 state->tx_tuna[6] = 0x06;
371 state->tx_tuna[7] = 0x00;
372 }
373 break;
374 case 7000000:
375 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
376 state->tx_tuna[7] = 0x07;
377 else {
378 state->tx_tuna[6] = 0x07;
379 state->tx_tuna[7] = 0x00;
380 }
381 break;
382 case 8000000:
383 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
384 state->tx_tuna[7] = 0x08;
385 else {
386 state->tx_tuna[6] = 0x08;
387 state->tx_tuna[7] = 0x00;
388 }
389 break;
390 default:
391 return -EINVAL;
392 }
393
394 return 0;
395 }
396
397 static int dst_set_inversion(struct dst_state *state,
398 enum fe_spectral_inversion inversion)
399 {
400 state->inversion = inversion;
401 switch (inversion) {
402 case INVERSION_OFF:
403 state->tx_tuna[8] &= ~0x80;
404 break;
405 case INVERSION_ON:
406 state->tx_tuna[8] |= 0x80;
407 break;
408 default:
409 return -EINVAL;
410 }
411
412 return 0;
413 }
414
415 static int dst_set_fec(struct dst_state *state, enum fe_code_rate fec)
416 {
417 state->fec = fec;
418 return 0;
419 }
420
421 static enum fe_code_rate dst_get_fec(struct dst_state *state)
422 {
423 return state->fec;
424 }
425
426 static int dst_set_symbolrate(struct dst_state *state, u32 srate)
427 {
428 u32 symcalc;
429 u64 sval;
430
431 state->symbol_rate = srate;
432 if (state->dst_type == DST_TYPE_IS_TERR) {
433 return -EOPNOTSUPP;
434 }
435 dprintk(2, "set symrate %u\n", srate);
436 srate /= 1000;
437 if (state->dst_type == DST_TYPE_IS_SAT) {
438 if (state->type_flags & DST_TYPE_HAS_SYMDIV) {
439 sval = srate;
440 sval <<= 20;
441 do_div(sval, 88000);
442 symcalc = (u32) sval;
443 dprintk(2, "set symcalc %u\n", symcalc);
444 state->tx_tuna[5] = (u8) (symcalc >> 12);
445 state->tx_tuna[6] = (u8) (symcalc >> 4);
446 state->tx_tuna[7] = (u8) (symcalc << 4);
447 } else {
448 state->tx_tuna[5] = (u8) (srate >> 16) & 0x7f;
449 state->tx_tuna[6] = (u8) (srate >> 8);
450 state->tx_tuna[7] = (u8) srate;
451 }
452 state->tx_tuna[8] &= ~0x20;
453 if (state->type_flags & DST_TYPE_HAS_OBS_REGS) {
454 if (srate > 8000)
455 state->tx_tuna[8] |= 0x20;
456 }
457 } else if (state->dst_type == DST_TYPE_IS_CABLE) {
458 dprintk(3, "%s\n", state->fw_name);
459 if (!strncmp(state->fw_name, "DCTNEW", 6)) {
460 state->tx_tuna[5] = (u8) (srate >> 8);
461 state->tx_tuna[6] = (u8) srate;
462 state->tx_tuna[7] = 0x00;
463 } else if (!strncmp(state->fw_name, "DCT-CI", 6)) {
464 state->tx_tuna[5] = 0x00;
465 state->tx_tuna[6] = (u8) (srate >> 8);
466 state->tx_tuna[7] = (u8) srate;
467 }
468 }
469 return 0;
470 }
471
472 static int dst_set_modulation(struct dst_state *state,
473 enum fe_modulation modulation)
474 {
475 if (state->dst_type != DST_TYPE_IS_CABLE)
476 return -EOPNOTSUPP;
477
478 state->modulation = modulation;
479 switch (modulation) {
480 case QAM_16:
481 state->tx_tuna[8] = 0x10;
482 break;
483 case QAM_32:
484 state->tx_tuna[8] = 0x20;
485 break;
486 case QAM_64:
487 state->tx_tuna[8] = 0x40;
488 break;
489 case QAM_128:
490 state->tx_tuna[8] = 0x80;
491 break;
492 case QAM_256:
493 if (!strncmp(state->fw_name, "DCTNEW", 6))
494 state->tx_tuna[8] = 0xff;
495 else if (!strncmp(state->fw_name, "DCT-CI", 6))
496 state->tx_tuna[8] = 0x00;
497 break;
498 case QPSK:
499 case QAM_AUTO:
500 case VSB_8:
501 case VSB_16:
502 default:
503 return -EINVAL;
504
505 }
506
507 return 0;
508 }
509
510 static enum fe_modulation dst_get_modulation(struct dst_state *state)
511 {
512 return state->modulation;
513 }
514
515
516 u8 dst_check_sum(u8 *buf, u32 len)
517 {
518 u32 i;
519 u8 val = 0;
520 if (!len)
521 return 0;
522 for (i = 0; i < len; i++) {
523 val += buf[i];
524 }
525 return ((~val) + 1);
526 }
527 EXPORT_SYMBOL(dst_check_sum);
528
529 static void dst_type_flags_print(struct dst_state *state)
530 {
531 u32 type_flags = state->type_flags;
532
533 pr_err("DST type flags :\n");
534 if (type_flags & DST_TYPE_HAS_TS188)
535 pr_err(" 0x%x newtuner\n", DST_TYPE_HAS_TS188);
536 if (type_flags & DST_TYPE_HAS_NEWTUNE_2)
537 pr_err(" 0x%x newtuner 2\n", DST_TYPE_HAS_NEWTUNE_2);
538 if (type_flags & DST_TYPE_HAS_TS204)
539 pr_err(" 0x%x ts204\n", DST_TYPE_HAS_TS204);
540 if (type_flags & DST_TYPE_HAS_VLF)
541 pr_err(" 0x%x VLF\n", DST_TYPE_HAS_VLF);
542 if (type_flags & DST_TYPE_HAS_SYMDIV)
543 pr_err(" 0x%x symdiv\n", DST_TYPE_HAS_SYMDIV);
544 if (type_flags & DST_TYPE_HAS_FW_1)
545 pr_err(" 0x%x firmware version = 1\n", DST_TYPE_HAS_FW_1);
546 if (type_flags & DST_TYPE_HAS_FW_2)
547 pr_err(" 0x%x firmware version = 2\n", DST_TYPE_HAS_FW_2);
548 if (type_flags & DST_TYPE_HAS_FW_3)
549 pr_err(" 0x%x firmware version = 3\n", DST_TYPE_HAS_FW_3);
550 pr_err("\n");
551 }
552
553
554 static int dst_type_print(struct dst_state *state, u8 type)
555 {
556 char *otype;
557 switch (type) {
558 case DST_TYPE_IS_SAT:
559 otype = "satellite";
560 break;
561
562 case DST_TYPE_IS_TERR:
563 otype = "terrestrial";
564 break;
565
566 case DST_TYPE_IS_CABLE:
567 otype = "cable";
568 break;
569
570 case DST_TYPE_IS_ATSC:
571 otype = "atsc";
572 break;
573
574 default:
575 dprintk(2, "invalid dst type %d\n", type);
576 return -EINVAL;
577 }
578 dprintk(2, "DST type: %s\n", otype);
579
580 return 0;
581 }
582
583 static struct tuner_types tuner_list[] = {
584 {
585 .tuner_type = TUNER_TYPE_L64724,
586 .tuner_name = "L 64724",
587 .board_name = "UNKNOWN",
588 .fw_name = "UNKNOWN"
589 },
590
591 {
592 .tuner_type = TUNER_TYPE_STV0299,
593 .tuner_name = "STV 0299",
594 .board_name = "VP1020",
595 .fw_name = "DST-MOT"
596 },
597
598 {
599 .tuner_type = TUNER_TYPE_STV0299,
600 .tuner_name = "STV 0299",
601 .board_name = "VP1020",
602 .fw_name = "DST-03T"
603 },
604
605 {
606 .tuner_type = TUNER_TYPE_MB86A15,
607 .tuner_name = "MB 86A15",
608 .board_name = "VP1022",
609 .fw_name = "DST-03T"
610 },
611
612 {
613 .tuner_type = TUNER_TYPE_MB86A15,
614 .tuner_name = "MB 86A15",
615 .board_name = "VP1025",
616 .fw_name = "DST-03T"
617 },
618
619 {
620 .tuner_type = TUNER_TYPE_STV0299,
621 .tuner_name = "STV 0299",
622 .board_name = "VP1030",
623 .fw_name = "DST-CI"
624 },
625
626 {
627 .tuner_type = TUNER_TYPE_STV0299,
628 .tuner_name = "STV 0299",
629 .board_name = "VP1030",
630 .fw_name = "DSTMCI"
631 },
632
633 {
634 .tuner_type = TUNER_TYPE_UNKNOWN,
635 .tuner_name = "UNKNOWN",
636 .board_name = "VP2021",
637 .fw_name = "DCTNEW"
638 },
639
640 {
641 .tuner_type = TUNER_TYPE_UNKNOWN,
642 .tuner_name = "UNKNOWN",
643 .board_name = "VP2030",
644 .fw_name = "DCT-CI"
645 },
646
647 {
648 .tuner_type = TUNER_TYPE_UNKNOWN,
649 .tuner_name = "UNKNOWN",
650 .board_name = "VP2031",
651 .fw_name = "DCT-CI"
652 },
653
654 {
655 .tuner_type = TUNER_TYPE_UNKNOWN,
656 .tuner_name = "UNKNOWN",
657 .board_name = "VP2040",
658 .fw_name = "DCT-CI"
659 },
660
661 {
662 .tuner_type = TUNER_TYPE_UNKNOWN,
663 .tuner_name = "UNKNOWN",
664 .board_name = "VP3020",
665 .fw_name = "DTTFTA"
666 },
667
668 {
669 .tuner_type = TUNER_TYPE_UNKNOWN,
670 .tuner_name = "UNKNOWN",
671 .board_name = "VP3021",
672 .fw_name = "DTTFTA"
673 },
674
675 {
676 .tuner_type = TUNER_TYPE_TDA10046,
677 .tuner_name = "TDA10046",
678 .board_name = "VP3040",
679 .fw_name = "DTT-CI"
680 },
681
682 {
683 .tuner_type = TUNER_TYPE_UNKNOWN,
684 .tuner_name = "UNKNOWN",
685 .board_name = "VP3051",
686 .fw_name = "DTTNXT"
687 },
688
689 {
690 .tuner_type = TUNER_TYPE_NXT200x,
691 .tuner_name = "NXT200x",
692 .board_name = "VP3220",
693 .fw_name = "ATSCDI"
694 },
695
696 {
697 .tuner_type = TUNER_TYPE_NXT200x,
698 .tuner_name = "NXT200x",
699 .board_name = "VP3250",
700 .fw_name = "ATSCAD"
701 },
702 };
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739 static struct dst_types dst_tlist[] = {
740 {
741 .device_id = "200103A",
742 .offset = 0,
743 .dst_type = DST_TYPE_IS_SAT,
744 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1 | DST_TYPE_HAS_OBS_REGS,
745 .dst_feature = 0,
746 .tuner_type = 0
747 },
748
749 {
750 .device_id = "DST-020",
751 .offset = 0,
752 .dst_type = DST_TYPE_IS_SAT,
753 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1,
754 .dst_feature = 0,
755 .tuner_type = 0
756 },
757
758 {
759 .device_id = "DST-030",
760 .offset = 0,
761 .dst_type = DST_TYPE_IS_SAT,
762 .type_flags = DST_TYPE_HAS_TS204 | DST_TYPE_HAS_TS188 | DST_TYPE_HAS_FW_1,
763 .dst_feature = 0,
764 .tuner_type = 0
765 },
766
767 {
768 .device_id = "DST-03T",
769 .offset = 0,
770 .dst_type = DST_TYPE_IS_SAT,
771 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_TS204 | DST_TYPE_HAS_FW_2,
772 .dst_feature = DST_TYPE_HAS_DISEQC3 | DST_TYPE_HAS_DISEQC4 | DST_TYPE_HAS_DISEQC5
773 | DST_TYPE_HAS_MAC | DST_TYPE_HAS_MOTO,
774 .tuner_type = TUNER_TYPE_MULTI
775 },
776
777 {
778 .device_id = "DST-MOT",
779 .offset = 0,
780 .dst_type = DST_TYPE_IS_SAT,
781 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1,
782 .dst_feature = 0,
783 .tuner_type = 0
784 },
785
786 {
787 .device_id = "DST-CI",
788 .offset = 1,
789 .dst_type = DST_TYPE_IS_SAT,
790 .type_flags = DST_TYPE_HAS_TS204 | DST_TYPE_HAS_FW_1,
791 .dst_feature = DST_TYPE_HAS_CA,
792 .tuner_type = 0
793 },
794
795 {
796 .device_id = "DSTMCI",
797 .offset = 1,
798 .dst_type = DST_TYPE_IS_SAT,
799 .type_flags = DST_TYPE_HAS_TS188 | DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_FW_BUILD | DST_TYPE_HAS_INC_COUNT | DST_TYPE_HAS_VLF,
800 .dst_feature = DST_TYPE_HAS_CA | DST_TYPE_HAS_DISEQC3 | DST_TYPE_HAS_DISEQC4
801 | DST_TYPE_HAS_MOTO | DST_TYPE_HAS_MAC,
802 .tuner_type = TUNER_TYPE_MULTI
803 },
804
805 {
806 .device_id = "DSTFCI",
807 .offset = 1,
808 .dst_type = DST_TYPE_IS_SAT,
809 .type_flags = DST_TYPE_HAS_TS188 | DST_TYPE_HAS_FW_1,
810 .dst_feature = 0,
811 .tuner_type = 0
812 },
813
814 {
815 .device_id = "DCT-CI",
816 .offset = 1,
817 .dst_type = DST_TYPE_IS_CABLE,
818 .type_flags = DST_TYPE_HAS_MULTI_FE | DST_TYPE_HAS_FW_1 | DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_VLF,
819 .dst_feature = DST_TYPE_HAS_CA,
820 .tuner_type = 0
821 },
822
823 {
824 .device_id = "DCTNEW",
825 .offset = 1,
826 .dst_type = DST_TYPE_IS_CABLE,
827 .type_flags = DST_TYPE_HAS_TS188 | DST_TYPE_HAS_FW_3 | DST_TYPE_HAS_FW_BUILD | DST_TYPE_HAS_MULTI_FE,
828 .dst_feature = 0,
829 .tuner_type = 0
830 },
831
832 {
833 .device_id = "DTT-CI",
834 .offset = 1,
835 .dst_type = DST_TYPE_IS_TERR,
836 .type_flags = DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_MULTI_FE | DST_TYPE_HAS_VLF,
837 .dst_feature = DST_TYPE_HAS_CA,
838 .tuner_type = 0
839 },
840
841 {
842 .device_id = "DTTDIG",
843 .offset = 1,
844 .dst_type = DST_TYPE_IS_TERR,
845 .type_flags = DST_TYPE_HAS_FW_2,
846 .dst_feature = 0,
847 .tuner_type = 0
848 },
849
850 {
851 .device_id = "DTTNXT",
852 .offset = 1,
853 .dst_type = DST_TYPE_IS_TERR,
854 .type_flags = DST_TYPE_HAS_FW_2,
855 .dst_feature = DST_TYPE_HAS_ANALOG,
856 .tuner_type = 0
857 },
858
859 {
860 .device_id = "ATSCDI",
861 .offset = 1,
862 .dst_type = DST_TYPE_IS_ATSC,
863 .type_flags = DST_TYPE_HAS_FW_2,
864 .dst_feature = 0,
865 .tuner_type = 0
866 },
867
868 {
869 .device_id = "ATSCAD",
870 .offset = 1,
871 .dst_type = DST_TYPE_IS_ATSC,
872 .type_flags = DST_TYPE_HAS_MULTI_FE | DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_FW_BUILD,
873 .dst_feature = DST_TYPE_HAS_MAC | DST_TYPE_HAS_ANALOG,
874 .tuner_type = 0
875 },
876
877 { }
878
879 };
880
881 static int dst_get_mac(struct dst_state *state)
882 {
883 u8 get_mac[] = { 0x00, 0x0a, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
884 get_mac[7] = dst_check_sum(get_mac, 7);
885 if (dst_command(state, get_mac, 8) < 0) {
886 dprintk(2, "Unsupported Command\n");
887 return -1;
888 }
889 memset(&state->mac_address, '\0', 8);
890 memcpy(&state->mac_address, &state->rxbuffer, 6);
891 pr_err("MAC Address=[%pM]\n", state->mac_address);
892
893 return 0;
894 }
895
896 static int dst_fw_ver(struct dst_state *state)
897 {
898 u8 get_ver[] = { 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
899 get_ver[7] = dst_check_sum(get_ver, 7);
900 if (dst_command(state, get_ver, 8) < 0) {
901 dprintk(2, "Unsupported Command\n");
902 return -1;
903 }
904 memcpy(&state->fw_version, &state->rxbuffer, 8);
905 pr_err("Firmware Ver = %x.%x Build = %02x, on %x:%x, %x-%x-20%02x\n",
906 state->fw_version[0] >> 4, state->fw_version[0] & 0x0f,
907 state->fw_version[1],
908 state->fw_version[5], state->fw_version[6],
909 state->fw_version[4], state->fw_version[3], state->fw_version[2]);
910
911 return 0;
912 }
913
914 static int dst_card_type(struct dst_state *state)
915 {
916 int j;
917 struct tuner_types *p_tuner_list = NULL;
918
919 u8 get_type[] = { 0x00, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
920 get_type[7] = dst_check_sum(get_type, 7);
921 if (dst_command(state, get_type, 8) < 0) {
922 dprintk(2, "Unsupported Command\n");
923 return -1;
924 }
925 memset(&state->card_info, '\0', 8);
926 memcpy(&state->card_info, &state->rxbuffer, 7);
927 pr_err("Device Model=[%s]\n", &state->card_info[0]);
928
929 for (j = 0, p_tuner_list = tuner_list; j < ARRAY_SIZE(tuner_list); j++, p_tuner_list++) {
930 if (!strcmp(&state->card_info[0], p_tuner_list->board_name)) {
931 state->tuner_type = p_tuner_list->tuner_type;
932 pr_err("DST has [%s] tuner, tuner type=[%d]\n",
933 p_tuner_list->tuner_name, p_tuner_list->tuner_type);
934 }
935 }
936
937 return 0;
938 }
939
940 static int dst_get_vendor(struct dst_state *state)
941 {
942 u8 get_vendor[] = { 0x00, 0x12, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
943 get_vendor[7] = dst_check_sum(get_vendor, 7);
944 if (dst_command(state, get_vendor, 8) < 0) {
945 dprintk(2, "Unsupported Command\n");
946 return -1;
947 }
948 memset(&state->vendor, '\0', 8);
949 memcpy(&state->vendor, &state->rxbuffer, 7);
950 pr_err("Vendor=[%s]\n", &state->vendor[0]);
951
952 return 0;
953 }
954
955 static void debug_dst_buffer(struct dst_state *state)
956 {
957 dprintk(3, "%s: [ %*ph ]\n", __func__, 8, state->rxbuffer);
958 }
959
960 static int dst_check_stv0299(struct dst_state *state)
961 {
962 u8 check_stv0299[] = { 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
963
964 check_stv0299[7] = dst_check_sum(check_stv0299, 7);
965 if (dst_command(state, check_stv0299, 8) < 0) {
966 pr_err("Cmd=[0x04] failed\n");
967 return -1;
968 }
969 debug_dst_buffer(state);
970
971 if (memcmp(&check_stv0299, &state->rxbuffer, 8)) {
972 pr_err("Found a STV0299 NIM\n");
973 state->tuner_type = TUNER_TYPE_STV0299;
974 return 0;
975 }
976
977 return -1;
978 }
979
980 static int dst_check_mb86a15(struct dst_state *state)
981 {
982 u8 check_mb86a15[] = { 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
983
984 check_mb86a15[7] = dst_check_sum(check_mb86a15, 7);
985 if (dst_command(state, check_mb86a15, 8) < 0) {
986 pr_err("Cmd=[0x10], failed\n");
987 return -1;
988 }
989 debug_dst_buffer(state);
990
991 if (memcmp(&check_mb86a15, &state->rxbuffer, 8) < 0) {
992 pr_err("Found a MB86A15 NIM\n");
993 state->tuner_type = TUNER_TYPE_MB86A15;
994 return 0;
995 }
996
997 return -1;
998 }
999
1000 static int dst_get_tuner_info(struct dst_state *state)
1001 {
1002 u8 get_tuner_1[] = { 0x00, 0x13, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1003 u8 get_tuner_2[] = { 0x00, 0x0b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1004
1005 get_tuner_1[7] = dst_check_sum(get_tuner_1, 7);
1006 get_tuner_2[7] = dst_check_sum(get_tuner_2, 7);
1007 pr_err("DST TYpe = MULTI FE\n");
1008 if (state->type_flags & DST_TYPE_HAS_MULTI_FE) {
1009 if (dst_command(state, get_tuner_1, 8) < 0) {
1010 dprintk(2, "Cmd=[0x13], Unsupported\n");
1011 goto force;
1012 }
1013 } else {
1014 if (dst_command(state, get_tuner_2, 8) < 0) {
1015 dprintk(2, "Cmd=[0xb], Unsupported\n");
1016 goto force;
1017 }
1018 }
1019 memcpy(&state->board_info, &state->rxbuffer, 8);
1020 if (state->type_flags & DST_TYPE_HAS_MULTI_FE) {
1021 pr_err("DST type has TS=188\n");
1022 }
1023 if (state->board_info[0] == 0xbc) {
1024 if (state->dst_type != DST_TYPE_IS_ATSC)
1025 state->type_flags |= DST_TYPE_HAS_TS188;
1026 else
1027 state->type_flags |= DST_TYPE_HAS_NEWTUNE_2;
1028
1029 if (state->board_info[1] == 0x01) {
1030 state->dst_hw_cap |= DST_TYPE_HAS_DBOARD;
1031 pr_err("DST has Daughterboard\n");
1032 }
1033 }
1034
1035 return 0;
1036 force:
1037 if (!strncmp(state->fw_name, "DCT-CI", 6)) {
1038 state->type_flags |= DST_TYPE_HAS_TS204;
1039 pr_err("Forcing [%s] to TS188\n", state->fw_name);
1040 }
1041
1042 return -1;
1043 }
1044
1045 static int dst_get_device_id(struct dst_state *state)
1046 {
1047 u8 reply;
1048
1049 int i, j;
1050 struct dst_types *p_dst_type = NULL;
1051 struct tuner_types *p_tuner_list = NULL;
1052
1053 u8 use_dst_type = 0;
1054 u32 use_type_flags = 0;
1055
1056 static u8 device_type[8] = {0x00, 0x06, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff};
1057
1058 state->tuner_type = 0;
1059 device_type[7] = dst_check_sum(device_type, 7);
1060
1061 if (write_dst(state, device_type, FIXED_COMM))
1062 return -1;
1063 if ((dst_pio_disable(state)) < 0)
1064 return -1;
1065 if (read_dst(state, &reply, GET_ACK))
1066 return -1;
1067 if (reply != ACK) {
1068 dprintk(2, "Write not Acknowledged! [Reply=0x%02x]\n", reply);
1069 return -1;
1070 }
1071 if (!dst_wait_dst_ready(state, DEVICE_INIT))
1072 return -1;
1073 if (read_dst(state, state->rxbuffer, FIXED_COMM))
1074 return -1;
1075
1076 dst_pio_disable(state);
1077 if (state->rxbuffer[7] != dst_check_sum(state->rxbuffer, 7)) {
1078 dprintk(2, "Checksum failure!\n");
1079 return -1;
1080 }
1081 state->rxbuffer[7] = '\0';
1082
1083 for (i = 0, p_dst_type = dst_tlist; i < ARRAY_SIZE(dst_tlist); i++, p_dst_type++) {
1084 if (!strncmp (&state->rxbuffer[p_dst_type->offset], p_dst_type->device_id, strlen (p_dst_type->device_id))) {
1085 use_type_flags = p_dst_type->type_flags;
1086 use_dst_type = p_dst_type->dst_type;
1087
1088
1089 state->dst_hw_cap = p_dst_type->dst_feature;
1090 pr_err("Recognise [%s]\n", p_dst_type->device_id);
1091 strscpy(state->fw_name, p_dst_type->device_id,
1092 sizeof(state->fw_name));
1093
1094 if (p_dst_type->tuner_type & TUNER_TYPE_MULTI) {
1095 switch (use_dst_type) {
1096 case DST_TYPE_IS_SAT:
1097
1098 if (dst_check_stv0299(state) < 0) {
1099 pr_err("Unsupported\n");
1100 state->tuner_type = TUNER_TYPE_MB86A15;
1101 }
1102 break;
1103 default:
1104 break;
1105 }
1106 if (dst_check_mb86a15(state) < 0)
1107 pr_err("Unsupported\n");
1108
1109 } else {
1110 state->tuner_type = p_dst_type->tuner_type;
1111 }
1112 for (j = 0, p_tuner_list = tuner_list; j < ARRAY_SIZE(tuner_list); j++, p_tuner_list++) {
1113 if (!(strncmp(p_dst_type->device_id, p_tuner_list->fw_name, 7)) &&
1114 p_tuner_list->tuner_type == state->tuner_type) {
1115 pr_err("[%s] has a [%s]\n",
1116 p_dst_type->device_id, p_tuner_list->tuner_name);
1117 }
1118 }
1119 break;
1120 }
1121 }
1122
1123 if (i >= ARRAY_SIZE(dst_tlist)) {
1124 pr_err("Unable to recognize %s or %s\n", &state->rxbuffer[0], &state->rxbuffer[1]);
1125 pr_err("please email linux-dvb@linuxtv.org with this type in");
1126 use_dst_type = DST_TYPE_IS_SAT;
1127 use_type_flags = DST_TYPE_HAS_SYMDIV;
1128 }
1129 dst_type_print(state, use_dst_type);
1130 state->type_flags = use_type_flags;
1131 state->dst_type = use_dst_type;
1132 dst_type_flags_print(state);
1133
1134 return 0;
1135 }
1136
1137 static int dst_probe(struct dst_state *state)
1138 {
1139 mutex_init(&state->dst_mutex);
1140 if (dst_addons & DST_TYPE_HAS_CA) {
1141 if ((rdc_8820_reset(state)) < 0) {
1142 pr_err("RDC 8820 RESET Failed.\n");
1143 return -1;
1144 }
1145 msleep(4000);
1146 } else {
1147 msleep(100);
1148 }
1149 if ((dst_comm_init(state)) < 0) {
1150 pr_err("DST Initialization Failed.\n");
1151 return -1;
1152 }
1153 msleep(100);
1154 if (dst_get_device_id(state) < 0) {
1155 pr_err("unknown device.\n");
1156 return -1;
1157 }
1158 if (dst_get_mac(state) < 0) {
1159 dprintk(2, "MAC: Unsupported command\n");
1160 }
1161 if ((state->type_flags & DST_TYPE_HAS_MULTI_FE) || (state->type_flags & DST_TYPE_HAS_FW_BUILD)) {
1162 if (dst_get_tuner_info(state) < 0)
1163 dprintk(2, "Tuner: Unsupported command\n");
1164 }
1165 if (state->type_flags & DST_TYPE_HAS_TS204) {
1166 dst_packsize(state, 204);
1167 }
1168 if (state->type_flags & DST_TYPE_HAS_FW_BUILD) {
1169 if (dst_fw_ver(state) < 0) {
1170 dprintk(2, "FW: Unsupported command\n");
1171 return 0;
1172 }
1173 if (dst_card_type(state) < 0) {
1174 dprintk(2, "Card: Unsupported command\n");
1175 return 0;
1176 }
1177 if (dst_get_vendor(state) < 0) {
1178 dprintk(2, "Vendor: Unsupported command\n");
1179 return 0;
1180 }
1181 }
1182
1183 return 0;
1184 }
1185
1186 static int dst_command(struct dst_state *state, u8 *data, u8 len)
1187 {
1188 u8 reply;
1189
1190 mutex_lock(&state->dst_mutex);
1191 if ((dst_comm_init(state)) < 0) {
1192 dprintk(1, "DST Communication Initialization Failed.\n");
1193 goto error;
1194 }
1195 if (write_dst(state, data, len)) {
1196 dprintk(2, "Trying to recover..\n");
1197 if ((dst_error_recovery(state)) < 0) {
1198 pr_err("Recovery Failed.\n");
1199 goto error;
1200 }
1201 goto error;
1202 }
1203 if ((dst_pio_disable(state)) < 0) {
1204 pr_err("PIO Disable Failed.\n");
1205 goto error;
1206 }
1207 if (state->type_flags & DST_TYPE_HAS_FW_1)
1208 mdelay(3);
1209 if (read_dst(state, &reply, GET_ACK)) {
1210 dprintk(3, "Trying to recover..\n");
1211 if ((dst_error_recovery(state)) < 0) {
1212 dprintk(2, "Recovery Failed.\n");
1213 goto error;
1214 }
1215 goto error;
1216 }
1217 if (reply != ACK) {
1218 dprintk(2, "write not acknowledged 0x%02x\n", reply);
1219 goto error;
1220 }
1221 if (len >= 2 && data[0] == 0 && (data[1] == 1 || data[1] == 3))
1222 goto error;
1223 if (state->type_flags & DST_TYPE_HAS_FW_1)
1224 mdelay(3);
1225 else
1226 udelay(2000);
1227 if (!dst_wait_dst_ready(state, NO_DELAY))
1228 goto error;
1229 if (read_dst(state, state->rxbuffer, FIXED_COMM)) {
1230 dprintk(3, "Trying to recover..\n");
1231 if ((dst_error_recovery(state)) < 0) {
1232 dprintk(2, "Recovery failed.\n");
1233 goto error;
1234 }
1235 goto error;
1236 }
1237 if (state->rxbuffer[7] != dst_check_sum(state->rxbuffer, 7)) {
1238 dprintk(2, "checksum failure\n");
1239 goto error;
1240 }
1241 mutex_unlock(&state->dst_mutex);
1242 return 0;
1243
1244 error:
1245 mutex_unlock(&state->dst_mutex);
1246 return -EIO;
1247
1248 }
1249
1250 static int dst_get_signal(struct dst_state *state)
1251 {
1252 int retval;
1253 u8 get_signal[] = { 0x00, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfb };
1254
1255 if ((state->diseq_flags & ATTEMPT_TUNE) == 0) {
1256 state->decode_lock = state->decode_strength = state->decode_snr = 0;
1257 return 0;
1258 }
1259 if (0 == (state->diseq_flags & HAS_LOCK)) {
1260 state->decode_lock = state->decode_strength = state->decode_snr = 0;
1261 return 0;
1262 }
1263 if (time_after_eq(jiffies, state->cur_jiff + (HZ / 5))) {
1264 retval = dst_command(state, get_signal, 8);
1265 if (retval < 0)
1266 return retval;
1267 if (state->dst_type == DST_TYPE_IS_SAT) {
1268 state->decode_lock = ((state->rxbuffer[6] & 0x10) == 0) ? 1 : 0;
1269 state->decode_strength = state->rxbuffer[5] << 8;
1270 state->decode_snr = state->rxbuffer[2] << 8 | state->rxbuffer[3];
1271 } else if ((state->dst_type == DST_TYPE_IS_TERR) || (state->dst_type == DST_TYPE_IS_CABLE)) {
1272 state->decode_lock = (state->rxbuffer[1]) ? 1 : 0;
1273 state->decode_strength = state->rxbuffer[4] << 8;
1274 state->decode_snr = state->rxbuffer[3] << 8;
1275 } else if (state->dst_type == DST_TYPE_IS_ATSC) {
1276 state->decode_lock = (state->rxbuffer[6] == 0x00) ? 1 : 0;
1277 state->decode_strength = state->rxbuffer[4] << 8;
1278 state->decode_snr = state->rxbuffer[2] << 8 | state->rxbuffer[3];
1279 }
1280 state->cur_jiff = jiffies;
1281 }
1282 return 0;
1283 }
1284
1285 static int dst_tone_power_cmd(struct dst_state *state)
1286 {
1287 u8 packet[8] = { 0x00, 0x09, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00 };
1288
1289 if (state->dst_type != DST_TYPE_IS_SAT)
1290 return -EOPNOTSUPP;
1291 packet[4] = state->tx_tuna[4];
1292 packet[2] = state->tx_tuna[2];
1293 packet[3] = state->tx_tuna[3];
1294 packet[7] = dst_check_sum (packet, 7);
1295 return dst_command(state, packet, 8);
1296 }
1297
1298 static int dst_get_tuna(struct dst_state *state)
1299 {
1300 int retval;
1301
1302 if ((state->diseq_flags & ATTEMPT_TUNE) == 0)
1303 return 0;
1304 state->diseq_flags &= ~(HAS_LOCK);
1305 if (!dst_wait_dst_ready(state, NO_DELAY))
1306 return -EIO;
1307 if ((state->type_flags & DST_TYPE_HAS_VLF) &&
1308 !(state->dst_type == DST_TYPE_IS_ATSC))
1309
1310 retval = read_dst(state, state->rx_tuna, 10);
1311 else
1312 retval = read_dst(state, &state->rx_tuna[2], FIXED_COMM);
1313 if (retval < 0) {
1314 dprintk(3, "read not successful\n");
1315 return retval;
1316 }
1317 if ((state->type_flags & DST_TYPE_HAS_VLF) &&
1318 !(state->dst_type == DST_TYPE_IS_ATSC)) {
1319
1320 if (state->rx_tuna[9] != dst_check_sum(&state->rx_tuna[0], 9)) {
1321 dprintk(2, "checksum failure ?\n");
1322 return -EIO;
1323 }
1324 } else {
1325 if (state->rx_tuna[9] != dst_check_sum(&state->rx_tuna[2], 7)) {
1326 dprintk(2, "checksum failure?\n");
1327 return -EIO;
1328 }
1329 }
1330 if (state->rx_tuna[2] == 0 && state->rx_tuna[3] == 0)
1331 return 0;
1332 if (state->dst_type == DST_TYPE_IS_SAT) {
1333 state->decode_freq = ((state->rx_tuna[2] & 0x7f) << 8) + state->rx_tuna[3];
1334 } else {
1335 state->decode_freq = ((state->rx_tuna[2] & 0x7f) << 16) + (state->rx_tuna[3] << 8) + state->rx_tuna[4];
1336 }
1337 state->decode_freq = state->decode_freq * 1000;
1338 state->decode_lock = 1;
1339 state->diseq_flags |= HAS_LOCK;
1340
1341 return 1;
1342 }
1343
1344 static int dst_set_voltage(struct dvb_frontend *fe,
1345 enum fe_sec_voltage voltage);
1346
1347 static int dst_write_tuna(struct dvb_frontend *fe)
1348 {
1349 struct dst_state *state = fe->demodulator_priv;
1350 int retval;
1351 u8 reply;
1352
1353 dprintk(2, "type_flags 0x%x\n", state->type_flags);
1354 state->decode_freq = 0;
1355 state->decode_lock = state->decode_strength = state->decode_snr = 0;
1356 if (state->dst_type == DST_TYPE_IS_SAT) {
1357 if (!(state->diseq_flags & HAS_POWER))
1358 dst_set_voltage(fe, SEC_VOLTAGE_13);
1359 }
1360 state->diseq_flags &= ~(HAS_LOCK | ATTEMPT_TUNE);
1361 mutex_lock(&state->dst_mutex);
1362 if ((dst_comm_init(state)) < 0) {
1363 dprintk(3, "DST Communication initialization failed.\n");
1364 goto error;
1365 }
1366
1367 if ((state->type_flags & DST_TYPE_HAS_VLF) &&
1368 (!(state->dst_type == DST_TYPE_IS_ATSC))) {
1369
1370 state->tx_tuna[9] = dst_check_sum(&state->tx_tuna[0], 9);
1371 retval = write_dst(state, &state->tx_tuna[0], 10);
1372 } else {
1373 state->tx_tuna[9] = dst_check_sum(&state->tx_tuna[2], 7);
1374 retval = write_dst(state, &state->tx_tuna[2], FIXED_COMM);
1375 }
1376 if (retval < 0) {
1377 dst_pio_disable(state);
1378 dprintk(3, "write not successful\n");
1379 goto werr;
1380 }
1381 if ((dst_pio_disable(state)) < 0) {
1382 dprintk(3, "DST PIO disable failed !\n");
1383 goto error;
1384 }
1385 if ((read_dst(state, &reply, GET_ACK) < 0)) {
1386 dprintk(3, "read verify not successful.\n");
1387 goto error;
1388 }
1389 if (reply != ACK) {
1390 dprintk(3, "write not acknowledged 0x%02x\n", reply);
1391 goto error;
1392 }
1393 state->diseq_flags |= ATTEMPT_TUNE;
1394 retval = dst_get_tuna(state);
1395 werr:
1396 mutex_unlock(&state->dst_mutex);
1397 return retval;
1398
1399 error:
1400 mutex_unlock(&state->dst_mutex);
1401 return -EIO;
1402 }
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418 static int dst_set_diseqc(struct dvb_frontend *fe, struct dvb_diseqc_master_cmd *cmd)
1419 {
1420 struct dst_state *state = fe->demodulator_priv;
1421 u8 packet[8] = { 0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf0, 0xec };
1422
1423 if (state->dst_type != DST_TYPE_IS_SAT)
1424 return -EOPNOTSUPP;
1425 if (cmd->msg_len > 0 && cmd->msg_len < 5)
1426 memcpy(&packet[3], cmd->msg, cmd->msg_len);
1427 else if (cmd->msg_len == 5 && state->dst_hw_cap & DST_TYPE_HAS_DISEQC5)
1428 memcpy(&packet[2], cmd->msg, cmd->msg_len);
1429 else
1430 return -EINVAL;
1431 packet[7] = dst_check_sum(&packet[0], 7);
1432 return dst_command(state, packet, 8);
1433 }
1434
1435 static int dst_set_voltage(struct dvb_frontend *fe, enum fe_sec_voltage voltage)
1436 {
1437 int need_cmd, retval = 0;
1438 struct dst_state *state = fe->demodulator_priv;
1439
1440 state->voltage = voltage;
1441 if (state->dst_type != DST_TYPE_IS_SAT)
1442 return -EOPNOTSUPP;
1443
1444 need_cmd = 0;
1445
1446 switch (voltage) {
1447 case SEC_VOLTAGE_13:
1448 case SEC_VOLTAGE_18:
1449 if ((state->diseq_flags & HAS_POWER) == 0)
1450 need_cmd = 1;
1451 state->diseq_flags |= HAS_POWER;
1452 state->tx_tuna[4] = 0x01;
1453 break;
1454 case SEC_VOLTAGE_OFF:
1455 need_cmd = 1;
1456 state->diseq_flags &= ~(HAS_POWER | HAS_LOCK | ATTEMPT_TUNE);
1457 state->tx_tuna[4] = 0x00;
1458 break;
1459 default:
1460 return -EINVAL;
1461 }
1462
1463 if (need_cmd)
1464 retval = dst_tone_power_cmd(state);
1465
1466 return retval;
1467 }
1468
1469 static int dst_set_tone(struct dvb_frontend *fe, enum fe_sec_tone_mode tone)
1470 {
1471 struct dst_state *state = fe->demodulator_priv;
1472
1473 state->tone = tone;
1474 if (state->dst_type != DST_TYPE_IS_SAT)
1475 return -EOPNOTSUPP;
1476
1477 switch (tone) {
1478 case SEC_TONE_OFF:
1479 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1480 state->tx_tuna[2] = 0x00;
1481 else
1482 state->tx_tuna[2] = 0xff;
1483 break;
1484
1485 case SEC_TONE_ON:
1486 state->tx_tuna[2] = 0x02;
1487 break;
1488 default:
1489 return -EINVAL;
1490 }
1491 return dst_tone_power_cmd(state);
1492 }
1493
1494 static int dst_send_burst(struct dvb_frontend *fe, enum fe_sec_mini_cmd minicmd)
1495 {
1496 struct dst_state *state = fe->demodulator_priv;
1497
1498 if (state->dst_type != DST_TYPE_IS_SAT)
1499 return -EOPNOTSUPP;
1500 state->minicmd = minicmd;
1501 switch (minicmd) {
1502 case SEC_MINI_A:
1503 state->tx_tuna[3] = 0x02;
1504 break;
1505 case SEC_MINI_B:
1506 state->tx_tuna[3] = 0xff;
1507 break;
1508 }
1509 return dst_tone_power_cmd(state);
1510 }
1511
1512
1513 static int bt8xx_dst_init(struct dvb_frontend *fe)
1514 {
1515 struct dst_state *state = fe->demodulator_priv;
1516
1517 static u8 sat_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x00, 0x73, 0x21, 0x00, 0x00 };
1518 static u8 sat_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x55, 0xbd, 0x50, 0x00, 0x00 };
1519 static u8 ter_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1520 static u8 ter_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1521 static u8 cab_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1522 static u8 cab_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1523 static u8 atsc_tuner[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1524
1525 state->inversion = INVERSION_OFF;
1526 state->voltage = SEC_VOLTAGE_13;
1527 state->tone = SEC_TONE_OFF;
1528 state->diseq_flags = 0;
1529 state->k22 = 0x02;
1530 state->bandwidth = 7000000;
1531 state->cur_jiff = jiffies;
1532 if (state->dst_type == DST_TYPE_IS_SAT)
1533 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? sat_tuna_188 : sat_tuna_204), sizeof (sat_tuna_204));
1534 else if (state->dst_type == DST_TYPE_IS_TERR)
1535 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? ter_tuna_188 : ter_tuna_204), sizeof (ter_tuna_204));
1536 else if (state->dst_type == DST_TYPE_IS_CABLE)
1537 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? cab_tuna_188 : cab_tuna_204), sizeof (cab_tuna_204));
1538 else if (state->dst_type == DST_TYPE_IS_ATSC)
1539 memcpy(state->tx_tuna, atsc_tuner, sizeof (atsc_tuner));
1540
1541 return 0;
1542 }
1543
1544 static int dst_read_status(struct dvb_frontend *fe, enum fe_status *status)
1545 {
1546 struct dst_state *state = fe->demodulator_priv;
1547
1548 *status = 0;
1549 if (state->diseq_flags & HAS_LOCK) {
1550
1551 if (state->decode_lock)
1552 *status |= FE_HAS_LOCK | FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_SYNC | FE_HAS_VITERBI;
1553 }
1554
1555 return 0;
1556 }
1557
1558 static int dst_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
1559 {
1560 struct dst_state *state = fe->demodulator_priv;
1561
1562 int retval = dst_get_signal(state);
1563 *strength = state->decode_strength;
1564
1565 return retval;
1566 }
1567
1568 static int dst_read_snr(struct dvb_frontend *fe, u16 *snr)
1569 {
1570 struct dst_state *state = fe->demodulator_priv;
1571
1572 int retval = dst_get_signal(state);
1573 *snr = state->decode_snr;
1574
1575 return retval;
1576 }
1577
1578 static int dst_set_frontend(struct dvb_frontend *fe)
1579 {
1580 struct dtv_frontend_properties *p = &fe->dtv_property_cache;
1581 int retval = -EINVAL;
1582 struct dst_state *state = fe->demodulator_priv;
1583
1584 if (p != NULL) {
1585 retval = dst_set_freq(state, p->frequency);
1586 if(retval != 0)
1587 return retval;
1588 dprintk(3, "Set Frequency=[%d]\n", p->frequency);
1589
1590 if (state->dst_type == DST_TYPE_IS_SAT) {
1591 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1592 dst_set_inversion(state, p->inversion);
1593 dst_set_fec(state, p->fec_inner);
1594 dst_set_symbolrate(state, p->symbol_rate);
1595 dst_set_polarization(state);
1596 dprintk(3, "Set Symbolrate=[%d]\n", p->symbol_rate);
1597
1598 } else if (state->dst_type == DST_TYPE_IS_TERR)
1599 dst_set_bandwidth(state, p->bandwidth_hz);
1600 else if (state->dst_type == DST_TYPE_IS_CABLE) {
1601 dst_set_fec(state, p->fec_inner);
1602 dst_set_symbolrate(state, p->symbol_rate);
1603 dst_set_modulation(state, p->modulation);
1604 }
1605 retval = dst_write_tuna(fe);
1606 }
1607
1608 return retval;
1609 }
1610
1611 static int dst_tune_frontend(struct dvb_frontend* fe,
1612 bool re_tune,
1613 unsigned int mode_flags,
1614 unsigned int *delay,
1615 enum fe_status *status)
1616 {
1617 struct dst_state *state = fe->demodulator_priv;
1618 struct dtv_frontend_properties *p = &fe->dtv_property_cache;
1619
1620 if (re_tune) {
1621 dst_set_freq(state, p->frequency);
1622 dprintk(3, "Set Frequency=[%d]\n", p->frequency);
1623
1624 if (state->dst_type == DST_TYPE_IS_SAT) {
1625 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1626 dst_set_inversion(state, p->inversion);
1627 dst_set_fec(state, p->fec_inner);
1628 dst_set_symbolrate(state, p->symbol_rate);
1629 dst_set_polarization(state);
1630 dprintk(3, "Set Symbolrate=[%d]\n", p->symbol_rate);
1631
1632 } else if (state->dst_type == DST_TYPE_IS_TERR)
1633 dst_set_bandwidth(state, p->bandwidth_hz);
1634 else if (state->dst_type == DST_TYPE_IS_CABLE) {
1635 dst_set_fec(state, p->fec_inner);
1636 dst_set_symbolrate(state, p->symbol_rate);
1637 dst_set_modulation(state, p->modulation);
1638 }
1639 dst_write_tuna(fe);
1640 }
1641
1642 if (!(mode_flags & FE_TUNE_MODE_ONESHOT))
1643 dst_read_status(fe, status);
1644
1645 *delay = HZ/10;
1646 return 0;
1647 }
1648
1649 static enum dvbfe_algo dst_get_tuning_algo(struct dvb_frontend *fe)
1650 {
1651 return dst_algo ? DVBFE_ALGO_HW : DVBFE_ALGO_SW;
1652 }
1653
1654 static int dst_get_frontend(struct dvb_frontend *fe,
1655 struct dtv_frontend_properties *p)
1656 {
1657 struct dst_state *state = fe->demodulator_priv;
1658
1659 p->frequency = state->decode_freq;
1660 if (state->dst_type == DST_TYPE_IS_SAT) {
1661 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1662 p->inversion = state->inversion;
1663 p->symbol_rate = state->symbol_rate;
1664 p->fec_inner = dst_get_fec(state);
1665 } else if (state->dst_type == DST_TYPE_IS_TERR) {
1666 p->bandwidth_hz = state->bandwidth;
1667 } else if (state->dst_type == DST_TYPE_IS_CABLE) {
1668 p->symbol_rate = state->symbol_rate;
1669 p->fec_inner = dst_get_fec(state);
1670 p->modulation = dst_get_modulation(state);
1671 }
1672
1673 return 0;
1674 }
1675
1676 static void bt8xx_dst_release(struct dvb_frontend *fe)
1677 {
1678 struct dst_state *state = fe->demodulator_priv;
1679 if (state->dst_ca) {
1680 dvb_unregister_device(state->dst_ca);
1681 #ifdef CONFIG_MEDIA_ATTACH
1682 symbol_put(dst_ca_attach);
1683 #endif
1684 }
1685 kfree(state);
1686 }
1687
1688 static const struct dvb_frontend_ops dst_dvbt_ops;
1689 static const struct dvb_frontend_ops dst_dvbs_ops;
1690 static const struct dvb_frontend_ops dst_dvbc_ops;
1691 static const struct dvb_frontend_ops dst_atsc_ops;
1692
1693 struct dst_state *dst_attach(struct dst_state *state, struct dvb_adapter *dvb_adapter)
1694 {
1695
1696 if (dst_probe(state) < 0) {
1697 kfree(state);
1698 return NULL;
1699 }
1700
1701
1702 switch (state->dst_type) {
1703 case DST_TYPE_IS_TERR:
1704 memcpy(&state->frontend.ops, &dst_dvbt_ops, sizeof(struct dvb_frontend_ops));
1705 break;
1706 case DST_TYPE_IS_CABLE:
1707 memcpy(&state->frontend.ops, &dst_dvbc_ops, sizeof(struct dvb_frontend_ops));
1708 break;
1709 case DST_TYPE_IS_SAT:
1710 memcpy(&state->frontend.ops, &dst_dvbs_ops, sizeof(struct dvb_frontend_ops));
1711 break;
1712 case DST_TYPE_IS_ATSC:
1713 memcpy(&state->frontend.ops, &dst_atsc_ops, sizeof(struct dvb_frontend_ops));
1714 break;
1715 default:
1716 pr_err("unknown DST type. please report to the LinuxTV.org DVB mailinglist.\n");
1717 kfree(state);
1718 return NULL;
1719 }
1720 state->frontend.demodulator_priv = state;
1721
1722 return state;
1723 }
1724
1725 EXPORT_SYMBOL(dst_attach);
1726
1727 static const struct dvb_frontend_ops dst_dvbt_ops = {
1728 .delsys = { SYS_DVBT },
1729 .info = {
1730 .name = "DST DVB-T",
1731 .frequency_min_hz = 137 * MHz,
1732 .frequency_max_hz = 858 * MHz,
1733 .frequency_stepsize_hz = 166667,
1734 .caps = FE_CAN_FEC_AUTO |
1735 FE_CAN_QAM_AUTO |
1736 FE_CAN_QAM_16 |
1737 FE_CAN_QAM_32 |
1738 FE_CAN_QAM_64 |
1739 FE_CAN_QAM_128 |
1740 FE_CAN_QAM_256 |
1741 FE_CAN_TRANSMISSION_MODE_AUTO |
1742 FE_CAN_GUARD_INTERVAL_AUTO
1743 },
1744
1745 .release = bt8xx_dst_release,
1746 .init = bt8xx_dst_init,
1747 .tune = dst_tune_frontend,
1748 .set_frontend = dst_set_frontend,
1749 .get_frontend = dst_get_frontend,
1750 .get_frontend_algo = dst_get_tuning_algo,
1751 .read_status = dst_read_status,
1752 .read_signal_strength = dst_read_signal_strength,
1753 .read_snr = dst_read_snr,
1754 };
1755
1756 static const struct dvb_frontend_ops dst_dvbs_ops = {
1757 .delsys = { SYS_DVBS },
1758 .info = {
1759 .name = "DST DVB-S",
1760 .frequency_min_hz = 950 * MHz,
1761 .frequency_max_hz = 2150 * MHz,
1762 .frequency_stepsize_hz = 1 * MHz,
1763 .frequency_tolerance_hz = 29500 * kHz,
1764 .symbol_rate_min = 1000000,
1765 .symbol_rate_max = 45000000,
1766
1767 .caps = FE_CAN_FEC_AUTO | FE_CAN_QPSK
1768 },
1769
1770 .release = bt8xx_dst_release,
1771 .init = bt8xx_dst_init,
1772 .tune = dst_tune_frontend,
1773 .set_frontend = dst_set_frontend,
1774 .get_frontend = dst_get_frontend,
1775 .get_frontend_algo = dst_get_tuning_algo,
1776 .read_status = dst_read_status,
1777 .read_signal_strength = dst_read_signal_strength,
1778 .read_snr = dst_read_snr,
1779 .diseqc_send_burst = dst_send_burst,
1780 .diseqc_send_master_cmd = dst_set_diseqc,
1781 .set_voltage = dst_set_voltage,
1782 .set_tone = dst_set_tone,
1783 };
1784
1785 static const struct dvb_frontend_ops dst_dvbc_ops = {
1786 .delsys = { SYS_DVBC_ANNEX_A },
1787 .info = {
1788 .name = "DST DVB-C",
1789 .frequency_min_hz = 51 * MHz,
1790 .frequency_max_hz = 858 * MHz,
1791 .frequency_stepsize_hz = 62500,
1792 .symbol_rate_min = 1000000,
1793 .symbol_rate_max = 45000000,
1794 .caps = FE_CAN_FEC_AUTO |
1795 FE_CAN_QAM_AUTO |
1796 FE_CAN_QAM_16 |
1797 FE_CAN_QAM_32 |
1798 FE_CAN_QAM_64 |
1799 FE_CAN_QAM_128 |
1800 FE_CAN_QAM_256
1801 },
1802
1803 .release = bt8xx_dst_release,
1804 .init = bt8xx_dst_init,
1805 .tune = dst_tune_frontend,
1806 .set_frontend = dst_set_frontend,
1807 .get_frontend = dst_get_frontend,
1808 .get_frontend_algo = dst_get_tuning_algo,
1809 .read_status = dst_read_status,
1810 .read_signal_strength = dst_read_signal_strength,
1811 .read_snr = dst_read_snr,
1812 };
1813
1814 static const struct dvb_frontend_ops dst_atsc_ops = {
1815 .delsys = { SYS_ATSC },
1816 .info = {
1817 .name = "DST ATSC",
1818 .frequency_min_hz = 510 * MHz,
1819 .frequency_max_hz = 858 * MHz,
1820 .frequency_stepsize_hz = 62500,
1821 .symbol_rate_min = 1000000,
1822 .symbol_rate_max = 45000000,
1823 .caps = FE_CAN_FEC_AUTO | FE_CAN_QAM_AUTO | FE_CAN_QAM_64 | FE_CAN_QAM_256 | FE_CAN_8VSB
1824 },
1825
1826 .release = bt8xx_dst_release,
1827 .init = bt8xx_dst_init,
1828 .tune = dst_tune_frontend,
1829 .set_frontend = dst_set_frontend,
1830 .get_frontend = dst_get_frontend,
1831 .get_frontend_algo = dst_get_tuning_algo,
1832 .read_status = dst_read_status,
1833 .read_signal_strength = dst_read_signal_strength,
1834 .read_snr = dst_read_snr,
1835 };
1836
1837 MODULE_DESCRIPTION("DST DVB-S/T/C/ATSC Combo Frontend driver");
1838 MODULE_AUTHOR("Jamie Honan, Manu Abraham");
1839 MODULE_LICENSE("GPL");