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21#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
22
23#include <linux/kernel.h>
24#include <linux/module.h>
25#include <linux/init.h>
26#include <linux/string.h>
27#include <linux/slab.h>
28#include <linux/vmalloc.h>
29#include <linux/delay.h>
30#include <asm/div64.h>
31#include "dvb_frontend.h"
32#include "dst_priv.h"
33#include "dst_common.h"
34
35static unsigned int verbose;
36module_param(verbose, int, 0644);
37MODULE_PARM_DESC(verbose, "verbosity level (0 to 3)");
38
39static unsigned int dst_addons;
40module_param(dst_addons, int, 0644);
41MODULE_PARM_DESC(dst_addons, "CA daughterboard, default is 0 (No addons)");
42
43static unsigned int dst_algo;
44module_param(dst_algo, int, 0644);
45MODULE_PARM_DESC(dst_algo, "tuning algo: default is 0=(SW), 1=(HW)");
46
47#define HAS_LOCK 1
48#define ATTEMPT_TUNE 2
49#define HAS_POWER 4
50
51#define dprintk(level, fmt, arg...) do { \
52 if (level >= verbose) \
53 printk(KERN_DEBUG pr_fmt("%s: " fmt), \
54 __func__, ##arg); \
55} while(0)
56
57static int dst_command(struct dst_state *state, u8 *data, u8 len);
58
59static void dst_packsize(struct dst_state *state, int psize)
60{
61 union dst_gpio_packet bits;
62
63 bits.psize = psize;
64 bt878_device_control(state->bt, DST_IG_TS, &bits);
65}
66
67static int dst_gpio_outb(struct dst_state *state, u32 mask, u32 enbb,
68 u32 outhigh, int delay)
69{
70 union dst_gpio_packet enb;
71 union dst_gpio_packet bits;
72 int err;
73
74 enb.enb.mask = mask;
75 enb.enb.enable = enbb;
76
77 dprintk(2, "mask=[%04x], enbb=[%04x], outhigh=[%04x]\n",
78 mask, enbb, outhigh);
79 if ((err = bt878_device_control(state->bt, DST_IG_ENABLE, &enb)) < 0) {
80 dprintk(2, "dst_gpio_enb error (err == %i, mask == %02x, enb == %02x)\n",
81 err, mask, enbb);
82 return -EREMOTEIO;
83 }
84 udelay(1000);
85
86 if (enbb == 0)
87 return 0;
88 if (delay)
89 msleep(10);
90 bits.outp.mask = enbb;
91 bits.outp.highvals = outhigh;
92 if ((err = bt878_device_control(state->bt, DST_IG_WRITE, &bits)) < 0) {
93 dprintk(2, "dst_gpio_outb error (err == %i, enbb == %02x, outhigh == %02x)\n",
94 err, enbb, outhigh);
95 return -EREMOTEIO;
96 }
97
98 return 0;
99}
100
101static int dst_gpio_inb(struct dst_state *state, u8 *result)
102{
103 union dst_gpio_packet rd_packet;
104 int err;
105
106 *result = 0;
107 if ((err = bt878_device_control(state->bt, DST_IG_READ, &rd_packet)) < 0) {
108 pr_err("dst_gpio_inb error (err == %i)\n", err);
109 return -EREMOTEIO;
110 }
111 *result = (u8) rd_packet.rd.value;
112
113 return 0;
114}
115
116int rdc_reset_state(struct dst_state *state)
117{
118 dprintk(2, "Resetting state machine\n");
119 if (dst_gpio_outb(state, RDC_8820_INT, RDC_8820_INT, 0, NO_DELAY) < 0) {
120 pr_err("dst_gpio_outb ERROR !\n");
121 return -1;
122 }
123 msleep(10);
124 if (dst_gpio_outb(state, RDC_8820_INT, RDC_8820_INT, RDC_8820_INT, NO_DELAY) < 0) {
125 pr_err("dst_gpio_outb ERROR !\n");
126 msleep(10);
127 return -1;
128 }
129
130 return 0;
131}
132EXPORT_SYMBOL(rdc_reset_state);
133
134static int rdc_8820_reset(struct dst_state *state)
135{
136 dprintk(3, "Resetting DST\n");
137 if (dst_gpio_outb(state, RDC_8820_RESET, RDC_8820_RESET, 0, NO_DELAY) < 0) {
138 pr_err("dst_gpio_outb ERROR !\n");
139 return -1;
140 }
141 udelay(1000);
142 if (dst_gpio_outb(state, RDC_8820_RESET, RDC_8820_RESET, RDC_8820_RESET, DELAY) < 0) {
143 pr_err("dst_gpio_outb ERROR !\n");
144 return -1;
145 }
146
147 return 0;
148}
149
150static int dst_pio_enable(struct dst_state *state)
151{
152 if (dst_gpio_outb(state, ~0, RDC_8820_PIO_0_ENABLE, 0, NO_DELAY) < 0) {
153 pr_err("dst_gpio_outb ERROR !\n");
154 return -1;
155 }
156 udelay(1000);
157
158 return 0;
159}
160
161int dst_pio_disable(struct dst_state *state)
162{
163 if (dst_gpio_outb(state, ~0, RDC_8820_PIO_0_DISABLE, RDC_8820_PIO_0_DISABLE, NO_DELAY) < 0) {
164 pr_err("dst_gpio_outb ERROR !\n");
165 return -1;
166 }
167 if (state->type_flags & DST_TYPE_HAS_FW_1)
168 udelay(1000);
169
170 return 0;
171}
172EXPORT_SYMBOL(dst_pio_disable);
173
174int dst_wait_dst_ready(struct dst_state *state, u8 delay_mode)
175{
176 u8 reply;
177 int i;
178
179 for (i = 0; i < 200; i++) {
180 if (dst_gpio_inb(state, &reply) < 0) {
181 pr_err("dst_gpio_inb ERROR !\n");
182 return -1;
183 }
184 if ((reply & RDC_8820_PIO_0_ENABLE) == 0) {
185 dprintk(2, "dst wait ready after %d\n", i);
186 return 1;
187 }
188 msleep(10);
189 }
190 dprintk(1, "dst wait NOT ready after %d\n", i);
191
192 return 0;
193}
194EXPORT_SYMBOL(dst_wait_dst_ready);
195
196int dst_error_recovery(struct dst_state *state)
197{
198 dprintk(1, "Trying to return from previous errors.\n");
199 dst_pio_disable(state);
200 msleep(10);
201 dst_pio_enable(state);
202 msleep(10);
203
204 return 0;
205}
206EXPORT_SYMBOL(dst_error_recovery);
207
208int dst_error_bailout(struct dst_state *state)
209{
210 dprintk(2, "Trying to bailout from previous error.\n");
211 rdc_8820_reset(state);
212 dst_pio_disable(state);
213 msleep(10);
214
215 return 0;
216}
217EXPORT_SYMBOL(dst_error_bailout);
218
219int dst_comm_init(struct dst_state *state)
220{
221 dprintk(2, "Initializing DST.\n");
222 if ((dst_pio_enable(state)) < 0) {
223 pr_err("PIO Enable Failed\n");
224 return -1;
225 }
226 if ((rdc_reset_state(state)) < 0) {
227 pr_err("RDC 8820 State RESET Failed.\n");
228 return -1;
229 }
230 if (state->type_flags & DST_TYPE_HAS_FW_1)
231 msleep(100);
232 else
233 msleep(5);
234
235 return 0;
236}
237EXPORT_SYMBOL(dst_comm_init);
238
239int write_dst(struct dst_state *state, u8 *data, u8 len)
240{
241 struct i2c_msg msg = {
242 .addr = state->config->demod_address,
243 .flags = 0,
244 .buf = data,
245 .len = len
246 };
247
248 int err;
249 u8 cnt;
250
251 dprintk(1, "writing [ %*ph ]\n", len, data);
252
253 for (cnt = 0; cnt < 2; cnt++) {
254 if ((err = i2c_transfer(state->i2c, &msg, 1)) < 0) {
255 dprintk(2, "_write_dst error (err == %i, len == 0x%02x, b0 == 0x%02x)\n",
256 err, len, data[0]);
257 dst_error_recovery(state);
258 continue;
259 } else
260 break;
261 }
262 if (cnt >= 2) {
263 dprintk(2, "RDC 8820 RESET\n");
264 dst_error_bailout(state);
265
266 return -1;
267 }
268
269 return 0;
270}
271EXPORT_SYMBOL(write_dst);
272
273int read_dst(struct dst_state *state, u8 *ret, u8 len)
274{
275 struct i2c_msg msg = {
276 .addr = state->config->demod_address,
277 .flags = I2C_M_RD,
278 .buf = ret,
279 .len = len
280 };
281
282 int err;
283 int cnt;
284
285 for (cnt = 0; cnt < 2; cnt++) {
286 if ((err = i2c_transfer(state->i2c, &msg, 1)) < 0) {
287 dprintk(2, "read_dst error (err == %i, len == 0x%02x, b0 == 0x%02x)\n",
288 err, len, ret[0]);
289 dst_error_recovery(state);
290 continue;
291 } else
292 break;
293 }
294 if (cnt >= 2) {
295 dprintk(2, "RDC 8820 RESET\n");
296 dst_error_bailout(state);
297
298 return -1;
299 }
300 dprintk(3, "reply is %*ph\n", len, ret);
301
302 return 0;
303}
304EXPORT_SYMBOL(read_dst);
305
306static int dst_set_polarization(struct dst_state *state)
307{
308 switch (state->voltage) {
309 case SEC_VOLTAGE_13:
310 dprintk(2, "Polarization=[Vertical]\n");
311 state->tx_tuna[8] &= ~0x40;
312 break;
313 case SEC_VOLTAGE_18:
314 dprintk(2, "Polarization=[Horizontal]\n");
315 state->tx_tuna[8] |= 0x40;
316 break;
317 case SEC_VOLTAGE_OFF:
318 break;
319 }
320
321 return 0;
322}
323
324static int dst_set_freq(struct dst_state *state, u32 freq)
325{
326 state->frequency = freq;
327 dprintk(2, "set Frequency %u\n", freq);
328
329 if (state->dst_type == DST_TYPE_IS_SAT) {
330 freq = freq / 1000;
331 if (freq < 950 || freq > 2150)
332 return -EINVAL;
333 state->tx_tuna[2] = (freq >> 8);
334 state->tx_tuna[3] = (u8) freq;
335 state->tx_tuna[4] = 0x01;
336 state->tx_tuna[8] &= ~0x04;
337 if (state->type_flags & DST_TYPE_HAS_OBS_REGS) {
338 if (freq < 1531)
339 state->tx_tuna[8] |= 0x04;
340 }
341 } else if (state->dst_type == DST_TYPE_IS_TERR) {
342 freq = freq / 1000;
343 if (freq < 137000 || 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 } else if (state->dst_type == DST_TYPE_IS_CABLE) {
349 freq = freq / 1000;
350 state->tx_tuna[2] = (freq >> 16) & 0xff;
351 state->tx_tuna[3] = (freq >> 8) & 0xff;
352 state->tx_tuna[4] = (u8) freq;
353 } else if (state->dst_type == DST_TYPE_IS_ATSC) {
354 freq = freq / 1000;
355 if (freq < 51000 || freq > 858000)
356 return -EINVAL;
357 state->tx_tuna[2] = (freq >> 16) & 0xff;
358 state->tx_tuna[3] = (freq >> 8) & 0xff;
359 state->tx_tuna[4] = (u8) freq;
360 state->tx_tuna[5] = 0x00;
361 state->tx_tuna[6] = 0x00;
362 if (state->dst_hw_cap & DST_TYPE_HAS_ANALOG)
363 state->tx_tuna[7] = 0x00;
364 } else
365 return -EINVAL;
366
367 return 0;
368}
369
370static int dst_set_bandwidth(struct dst_state *state, u32 bandwidth)
371{
372 state->bandwidth = bandwidth;
373
374 if (state->dst_type != DST_TYPE_IS_TERR)
375 return -EOPNOTSUPP;
376
377 switch (bandwidth) {
378 case 6000000:
379 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
380 state->tx_tuna[7] = 0x06;
381 else {
382 state->tx_tuna[6] = 0x06;
383 state->tx_tuna[7] = 0x00;
384 }
385 break;
386 case 7000000:
387 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
388 state->tx_tuna[7] = 0x07;
389 else {
390 state->tx_tuna[6] = 0x07;
391 state->tx_tuna[7] = 0x00;
392 }
393 break;
394 case 8000000:
395 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
396 state->tx_tuna[7] = 0x08;
397 else {
398 state->tx_tuna[6] = 0x08;
399 state->tx_tuna[7] = 0x00;
400 }
401 break;
402 default:
403 return -EINVAL;
404 }
405
406 return 0;
407}
408
409static int dst_set_inversion(struct dst_state *state,
410 enum fe_spectral_inversion inversion)
411{
412 state->inversion = inversion;
413 switch (inversion) {
414 case INVERSION_OFF:
415 state->tx_tuna[8] &= ~0x80;
416 break;
417 case INVERSION_ON:
418 state->tx_tuna[8] |= 0x80;
419 break;
420 default:
421 return -EINVAL;
422 }
423
424 return 0;
425}
426
427static int dst_set_fec(struct dst_state *state, enum fe_code_rate fec)
428{
429 state->fec = fec;
430 return 0;
431}
432
433static enum fe_code_rate dst_get_fec(struct dst_state *state)
434{
435 return state->fec;
436}
437
438static int dst_set_symbolrate(struct dst_state *state, u32 srate)
439{
440 u32 symcalc;
441 u64 sval;
442
443 state->symbol_rate = srate;
444 if (state->dst_type == DST_TYPE_IS_TERR) {
445 return -EOPNOTSUPP;
446 }
447 dprintk(2, "set symrate %u\n", srate);
448 srate /= 1000;
449 if (state->dst_type == DST_TYPE_IS_SAT) {
450 if (state->type_flags & DST_TYPE_HAS_SYMDIV) {
451 sval = srate;
452 sval <<= 20;
453 do_div(sval, 88000);
454 symcalc = (u32) sval;
455 dprintk(2, "set symcalc %u\n", symcalc);
456 state->tx_tuna[5] = (u8) (symcalc >> 12);
457 state->tx_tuna[6] = (u8) (symcalc >> 4);
458 state->tx_tuna[7] = (u8) (symcalc << 4);
459 } else {
460 state->tx_tuna[5] = (u8) (srate >> 16) & 0x7f;
461 state->tx_tuna[6] = (u8) (srate >> 8);
462 state->tx_tuna[7] = (u8) srate;
463 }
464 state->tx_tuna[8] &= ~0x20;
465 if (state->type_flags & DST_TYPE_HAS_OBS_REGS) {
466 if (srate > 8000)
467 state->tx_tuna[8] |= 0x20;
468 }
469 } else if (state->dst_type == DST_TYPE_IS_CABLE) {
470 dprintk(3, "%s\n", state->fw_name);
471 if (!strncmp(state->fw_name, "DCTNEW", 6)) {
472 state->tx_tuna[5] = (u8) (srate >> 8);
473 state->tx_tuna[6] = (u8) srate;
474 state->tx_tuna[7] = 0x00;
475 } else if (!strncmp(state->fw_name, "DCT-CI", 6)) {
476 state->tx_tuna[5] = 0x00;
477 state->tx_tuna[6] = (u8) (srate >> 8);
478 state->tx_tuna[7] = (u8) srate;
479 }
480 }
481 return 0;
482}
483
484static int dst_set_modulation(struct dst_state *state,
485 enum fe_modulation modulation)
486{
487 if (state->dst_type != DST_TYPE_IS_CABLE)
488 return -EOPNOTSUPP;
489
490 state->modulation = modulation;
491 switch (modulation) {
492 case QAM_16:
493 state->tx_tuna[8] = 0x10;
494 break;
495 case QAM_32:
496 state->tx_tuna[8] = 0x20;
497 break;
498 case QAM_64:
499 state->tx_tuna[8] = 0x40;
500 break;
501 case QAM_128:
502 state->tx_tuna[8] = 0x80;
503 break;
504 case QAM_256:
505 if (!strncmp(state->fw_name, "DCTNEW", 6))
506 state->tx_tuna[8] = 0xff;
507 else if (!strncmp(state->fw_name, "DCT-CI", 6))
508 state->tx_tuna[8] = 0x00;
509 break;
510 case QPSK:
511 case QAM_AUTO:
512 case VSB_8:
513 case VSB_16:
514 default:
515 return -EINVAL;
516
517 }
518
519 return 0;
520}
521
522static enum fe_modulation dst_get_modulation(struct dst_state *state)
523{
524 return state->modulation;
525}
526
527
528u8 dst_check_sum(u8 *buf, u32 len)
529{
530 u32 i;
531 u8 val = 0;
532 if (!len)
533 return 0;
534 for (i = 0; i < len; i++) {
535 val += buf[i];
536 }
537 return ((~val) + 1);
538}
539EXPORT_SYMBOL(dst_check_sum);
540
541static void dst_type_flags_print(struct dst_state *state)
542{
543 u32 type_flags = state->type_flags;
544
545 pr_err("DST type flags :\n");
546 if (type_flags & DST_TYPE_HAS_TS188)
547 pr_err(" 0x%x newtuner\n", DST_TYPE_HAS_TS188);
548 if (type_flags & DST_TYPE_HAS_NEWTUNE_2)
549 pr_err(" 0x%x newtuner 2\n", DST_TYPE_HAS_NEWTUNE_2);
550 if (type_flags & DST_TYPE_HAS_TS204)
551 pr_err(" 0x%x ts204\n", DST_TYPE_HAS_TS204);
552 if (type_flags & DST_TYPE_HAS_VLF)
553 pr_err(" 0x%x VLF\n", DST_TYPE_HAS_VLF);
554 if (type_flags & DST_TYPE_HAS_SYMDIV)
555 pr_err(" 0x%x symdiv\n", DST_TYPE_HAS_SYMDIV);
556 if (type_flags & DST_TYPE_HAS_FW_1)
557 pr_err(" 0x%x firmware version = 1\n", DST_TYPE_HAS_FW_1);
558 if (type_flags & DST_TYPE_HAS_FW_2)
559 pr_err(" 0x%x firmware version = 2\n", DST_TYPE_HAS_FW_2);
560 if (type_flags & DST_TYPE_HAS_FW_3)
561 pr_err(" 0x%x firmware version = 3\n", DST_TYPE_HAS_FW_3);
562 pr_err("\n");
563}
564
565
566static int dst_type_print(struct dst_state *state, u8 type)
567{
568 char *otype;
569 switch (type) {
570 case DST_TYPE_IS_SAT:
571 otype = "satellite";
572 break;
573
574 case DST_TYPE_IS_TERR:
575 otype = "terrestrial";
576 break;
577
578 case DST_TYPE_IS_CABLE:
579 otype = "cable";
580 break;
581
582 case DST_TYPE_IS_ATSC:
583 otype = "atsc";
584 break;
585
586 default:
587 dprintk(2, "invalid dst type %d\n", type);
588 return -EINVAL;
589 }
590 dprintk(2, "DST type: %s\n", otype);
591
592 return 0;
593}
594
595static struct tuner_types tuner_list[] = {
596 {
597 .tuner_type = TUNER_TYPE_L64724,
598 .tuner_name = "L 64724",
599 .board_name = "UNKNOWN",
600 .fw_name = "UNKNOWN"
601 },
602
603 {
604 .tuner_type = TUNER_TYPE_STV0299,
605 .tuner_name = "STV 0299",
606 .board_name = "VP1020",
607 .fw_name = "DST-MOT"
608 },
609
610 {
611 .tuner_type = TUNER_TYPE_STV0299,
612 .tuner_name = "STV 0299",
613 .board_name = "VP1020",
614 .fw_name = "DST-03T"
615 },
616
617 {
618 .tuner_type = TUNER_TYPE_MB86A15,
619 .tuner_name = "MB 86A15",
620 .board_name = "VP1022",
621 .fw_name = "DST-03T"
622 },
623
624 {
625 .tuner_type = TUNER_TYPE_MB86A15,
626 .tuner_name = "MB 86A15",
627 .board_name = "VP1025",
628 .fw_name = "DST-03T"
629 },
630
631 {
632 .tuner_type = TUNER_TYPE_STV0299,
633 .tuner_name = "STV 0299",
634 .board_name = "VP1030",
635 .fw_name = "DST-CI"
636 },
637
638 {
639 .tuner_type = TUNER_TYPE_STV0299,
640 .tuner_name = "STV 0299",
641 .board_name = "VP1030",
642 .fw_name = "DSTMCI"
643 },
644
645 {
646 .tuner_type = TUNER_TYPE_UNKNOWN,
647 .tuner_name = "UNKNOWN",
648 .board_name = "VP2021",
649 .fw_name = "DCTNEW"
650 },
651
652 {
653 .tuner_type = TUNER_TYPE_UNKNOWN,
654 .tuner_name = "UNKNOWN",
655 .board_name = "VP2030",
656 .fw_name = "DCT-CI"
657 },
658
659 {
660 .tuner_type = TUNER_TYPE_UNKNOWN,
661 .tuner_name = "UNKNOWN",
662 .board_name = "VP2031",
663 .fw_name = "DCT-CI"
664 },
665
666 {
667 .tuner_type = TUNER_TYPE_UNKNOWN,
668 .tuner_name = "UNKNOWN",
669 .board_name = "VP2040",
670 .fw_name = "DCT-CI"
671 },
672
673 {
674 .tuner_type = TUNER_TYPE_UNKNOWN,
675 .tuner_name = "UNKNOWN",
676 .board_name = "VP3020",
677 .fw_name = "DTTFTA"
678 },
679
680 {
681 .tuner_type = TUNER_TYPE_UNKNOWN,
682 .tuner_name = "UNKNOWN",
683 .board_name = "VP3021",
684 .fw_name = "DTTFTA"
685 },
686
687 {
688 .tuner_type = TUNER_TYPE_TDA10046,
689 .tuner_name = "TDA10046",
690 .board_name = "VP3040",
691 .fw_name = "DTT-CI"
692 },
693
694 {
695 .tuner_type = TUNER_TYPE_UNKNOWN,
696 .tuner_name = "UNKNOWN",
697 .board_name = "VP3051",
698 .fw_name = "DTTNXT"
699 },
700
701 {
702 .tuner_type = TUNER_TYPE_NXT200x,
703 .tuner_name = "NXT200x",
704 .board_name = "VP3220",
705 .fw_name = "ATSCDI"
706 },
707
708 {
709 .tuner_type = TUNER_TYPE_NXT200x,
710 .tuner_name = "NXT200x",
711 .board_name = "VP3250",
712 .fw_name = "ATSCAD"
713 },
714};
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751static struct dst_types dst_tlist[] = {
752 {
753 .device_id = "200103A",
754 .offset = 0,
755 .dst_type = DST_TYPE_IS_SAT,
756 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1 | DST_TYPE_HAS_OBS_REGS,
757 .dst_feature = 0,
758 .tuner_type = 0
759 },
760
761 {
762 .device_id = "DST-020",
763 .offset = 0,
764 .dst_type = DST_TYPE_IS_SAT,
765 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1,
766 .dst_feature = 0,
767 .tuner_type = 0
768 },
769
770 {
771 .device_id = "DST-030",
772 .offset = 0,
773 .dst_type = DST_TYPE_IS_SAT,
774 .type_flags = DST_TYPE_HAS_TS204 | DST_TYPE_HAS_TS188 | DST_TYPE_HAS_FW_1,
775 .dst_feature = 0,
776 .tuner_type = 0
777 },
778
779 {
780 .device_id = "DST-03T",
781 .offset = 0,
782 .dst_type = DST_TYPE_IS_SAT,
783 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_TS204 | DST_TYPE_HAS_FW_2,
784 .dst_feature = DST_TYPE_HAS_DISEQC3 | DST_TYPE_HAS_DISEQC4 | DST_TYPE_HAS_DISEQC5
785 | DST_TYPE_HAS_MAC | DST_TYPE_HAS_MOTO,
786 .tuner_type = TUNER_TYPE_MULTI
787 },
788
789 {
790 .device_id = "DST-MOT",
791 .offset = 0,
792 .dst_type = DST_TYPE_IS_SAT,
793 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1,
794 .dst_feature = 0,
795 .tuner_type = 0
796 },
797
798 {
799 .device_id = "DST-CI",
800 .offset = 1,
801 .dst_type = DST_TYPE_IS_SAT,
802 .type_flags = DST_TYPE_HAS_TS204 | DST_TYPE_HAS_FW_1,
803 .dst_feature = DST_TYPE_HAS_CA,
804 .tuner_type = 0
805 },
806
807 {
808 .device_id = "DSTMCI",
809 .offset = 1,
810 .dst_type = DST_TYPE_IS_SAT,
811 .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,
812 .dst_feature = DST_TYPE_HAS_CA | DST_TYPE_HAS_DISEQC3 | DST_TYPE_HAS_DISEQC4
813 | DST_TYPE_HAS_MOTO | DST_TYPE_HAS_MAC,
814 .tuner_type = TUNER_TYPE_MULTI
815 },
816
817 {
818 .device_id = "DSTFCI",
819 .offset = 1,
820 .dst_type = DST_TYPE_IS_SAT,
821 .type_flags = DST_TYPE_HAS_TS188 | DST_TYPE_HAS_FW_1,
822 .dst_feature = 0,
823 .tuner_type = 0
824 },
825
826 {
827 .device_id = "DCT-CI",
828 .offset = 1,
829 .dst_type = DST_TYPE_IS_CABLE,
830 .type_flags = DST_TYPE_HAS_MULTI_FE | DST_TYPE_HAS_FW_1 | DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_VLF,
831 .dst_feature = DST_TYPE_HAS_CA,
832 .tuner_type = 0
833 },
834
835 {
836 .device_id = "DCTNEW",
837 .offset = 1,
838 .dst_type = DST_TYPE_IS_CABLE,
839 .type_flags = DST_TYPE_HAS_TS188 | DST_TYPE_HAS_FW_3 | DST_TYPE_HAS_FW_BUILD | DST_TYPE_HAS_MULTI_FE,
840 .dst_feature = 0,
841 .tuner_type = 0
842 },
843
844 {
845 .device_id = "DTT-CI",
846 .offset = 1,
847 .dst_type = DST_TYPE_IS_TERR,
848 .type_flags = DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_MULTI_FE | DST_TYPE_HAS_VLF,
849 .dst_feature = DST_TYPE_HAS_CA,
850 .tuner_type = 0
851 },
852
853 {
854 .device_id = "DTTDIG",
855 .offset = 1,
856 .dst_type = DST_TYPE_IS_TERR,
857 .type_flags = DST_TYPE_HAS_FW_2,
858 .dst_feature = 0,
859 .tuner_type = 0
860 },
861
862 {
863 .device_id = "DTTNXT",
864 .offset = 1,
865 .dst_type = DST_TYPE_IS_TERR,
866 .type_flags = DST_TYPE_HAS_FW_2,
867 .dst_feature = DST_TYPE_HAS_ANALOG,
868 .tuner_type = 0
869 },
870
871 {
872 .device_id = "ATSCDI",
873 .offset = 1,
874 .dst_type = DST_TYPE_IS_ATSC,
875 .type_flags = DST_TYPE_HAS_FW_2,
876 .dst_feature = 0,
877 .tuner_type = 0
878 },
879
880 {
881 .device_id = "ATSCAD",
882 .offset = 1,
883 .dst_type = DST_TYPE_IS_ATSC,
884 .type_flags = DST_TYPE_HAS_MULTI_FE | DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_FW_BUILD,
885 .dst_feature = DST_TYPE_HAS_MAC | DST_TYPE_HAS_ANALOG,
886 .tuner_type = 0
887 },
888
889 { }
890
891};
892
893static int dst_get_mac(struct dst_state *state)
894{
895 u8 get_mac[] = { 0x00, 0x0a, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
896 get_mac[7] = dst_check_sum(get_mac, 7);
897 if (dst_command(state, get_mac, 8) < 0) {
898 dprintk(2, "Unsupported Command\n");
899 return -1;
900 }
901 memset(&state->mac_address, '\0', 8);
902 memcpy(&state->mac_address, &state->rxbuffer, 6);
903 pr_err("MAC Address=[%pM]\n", state->mac_address);
904
905 return 0;
906}
907
908static int dst_fw_ver(struct dst_state *state)
909{
910 u8 get_ver[] = { 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
911 get_ver[7] = dst_check_sum(get_ver, 7);
912 if (dst_command(state, get_ver, 8) < 0) {
913 dprintk(2, "Unsupported Command\n");
914 return -1;
915 }
916 memcpy(&state->fw_version, &state->rxbuffer, 8);
917 pr_err("Firmware Ver = %x.%x Build = %02x, on %x:%x, %x-%x-20%02x\n",
918 state->fw_version[0] >> 4, state->fw_version[0] & 0x0f,
919 state->fw_version[1],
920 state->fw_version[5], state->fw_version[6],
921 state->fw_version[4], state->fw_version[3], state->fw_version[2]);
922
923 return 0;
924}
925
926static int dst_card_type(struct dst_state *state)
927{
928 int j;
929 struct tuner_types *p_tuner_list = NULL;
930
931 u8 get_type[] = { 0x00, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
932 get_type[7] = dst_check_sum(get_type, 7);
933 if (dst_command(state, get_type, 8) < 0) {
934 dprintk(2, "Unsupported Command\n");
935 return -1;
936 }
937 memset(&state->card_info, '\0', 8);
938 memcpy(&state->card_info, &state->rxbuffer, 7);
939 pr_err("Device Model=[%s]\n", &state->card_info[0]);
940
941 for (j = 0, p_tuner_list = tuner_list; j < ARRAY_SIZE(tuner_list); j++, p_tuner_list++) {
942 if (!strcmp(&state->card_info[0], p_tuner_list->board_name)) {
943 state->tuner_type = p_tuner_list->tuner_type;
944 pr_err("DST has [%s] tuner, tuner type=[%d]\n",
945 p_tuner_list->tuner_name, p_tuner_list->tuner_type);
946 }
947 }
948
949 return 0;
950}
951
952static int dst_get_vendor(struct dst_state *state)
953{
954 u8 get_vendor[] = { 0x00, 0x12, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
955 get_vendor[7] = dst_check_sum(get_vendor, 7);
956 if (dst_command(state, get_vendor, 8) < 0) {
957 dprintk(2, "Unsupported Command\n");
958 return -1;
959 }
960 memset(&state->vendor, '\0', 8);
961 memcpy(&state->vendor, &state->rxbuffer, 7);
962 pr_err("Vendor=[%s]\n", &state->vendor[0]);
963
964 return 0;
965}
966
967static void debug_dst_buffer(struct dst_state *state)
968{
969 dprintk(3, "%s: [ %*ph ]\n", __func__, 8, state->rxbuffer);
970}
971
972static int dst_check_stv0299(struct dst_state *state)
973{
974 u8 check_stv0299[] = { 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
975
976 check_stv0299[7] = dst_check_sum(check_stv0299, 7);
977 if (dst_command(state, check_stv0299, 8) < 0) {
978 pr_err("Cmd=[0x04] failed\n");
979 return -1;
980 }
981 debug_dst_buffer(state);
982
983 if (memcmp(&check_stv0299, &state->rxbuffer, 8)) {
984 pr_err("Found a STV0299 NIM\n");
985 state->tuner_type = TUNER_TYPE_STV0299;
986 return 0;
987 }
988
989 return -1;
990}
991
992static int dst_check_mb86a15(struct dst_state *state)
993{
994 u8 check_mb86a15[] = { 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
995
996 check_mb86a15[7] = dst_check_sum(check_mb86a15, 7);
997 if (dst_command(state, check_mb86a15, 8) < 0) {
998 pr_err("Cmd=[0x10], failed\n");
999 return -1;
1000 }
1001 debug_dst_buffer(state);
1002
1003 if (memcmp(&check_mb86a15, &state->rxbuffer, 8) < 0) {
1004 pr_err("Found a MB86A15 NIM\n");
1005 state->tuner_type = TUNER_TYPE_MB86A15;
1006 return 0;
1007 }
1008
1009 return -1;
1010}
1011
1012static int dst_get_tuner_info(struct dst_state *state)
1013{
1014 u8 get_tuner_1[] = { 0x00, 0x13, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1015 u8 get_tuner_2[] = { 0x00, 0x0b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1016
1017 get_tuner_1[7] = dst_check_sum(get_tuner_1, 7);
1018 get_tuner_2[7] = dst_check_sum(get_tuner_2, 7);
1019 pr_err("DST TYpe = MULTI FE\n");
1020 if (state->type_flags & DST_TYPE_HAS_MULTI_FE) {
1021 if (dst_command(state, get_tuner_1, 8) < 0) {
1022 dprintk(2, "Cmd=[0x13], Unsupported\n");
1023 goto force;
1024 }
1025 } else {
1026 if (dst_command(state, get_tuner_2, 8) < 0) {
1027 dprintk(2, "Cmd=[0xb], Unsupported\n");
1028 goto force;
1029 }
1030 }
1031 memcpy(&state->board_info, &state->rxbuffer, 8);
1032 if (state->type_flags & DST_TYPE_HAS_MULTI_FE) {
1033 pr_err("DST type has TS=188\n");
1034 }
1035 if (state->board_info[0] == 0xbc) {
1036 if (state->dst_type != DST_TYPE_IS_ATSC)
1037 state->type_flags |= DST_TYPE_HAS_TS188;
1038 else
1039 state->type_flags |= DST_TYPE_HAS_NEWTUNE_2;
1040
1041 if (state->board_info[1] == 0x01) {
1042 state->dst_hw_cap |= DST_TYPE_HAS_DBOARD;
1043 pr_err("DST has Daughterboard\n");
1044 }
1045 }
1046
1047 return 0;
1048force:
1049 if (!strncmp(state->fw_name, "DCT-CI", 6)) {
1050 state->type_flags |= DST_TYPE_HAS_TS204;
1051 pr_err("Forcing [%s] to TS188\n", state->fw_name);
1052 }
1053
1054 return -1;
1055}
1056
1057static int dst_get_device_id(struct dst_state *state)
1058{
1059 u8 reply;
1060
1061 int i, j;
1062 struct dst_types *p_dst_type = NULL;
1063 struct tuner_types *p_tuner_list = NULL;
1064
1065 u8 use_dst_type = 0;
1066 u32 use_type_flags = 0;
1067
1068 static u8 device_type[8] = {0x00, 0x06, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff};
1069
1070 state->tuner_type = 0;
1071 device_type[7] = dst_check_sum(device_type, 7);
1072
1073 if (write_dst(state, device_type, FIXED_COMM))
1074 return -1;
1075 if ((dst_pio_disable(state)) < 0)
1076 return -1;
1077 if (read_dst(state, &reply, GET_ACK))
1078 return -1;
1079 if (reply != ACK) {
1080 dprintk(2, "Write not Acknowledged! [Reply=0x%02x]\n", reply);
1081 return -1;
1082 }
1083 if (!dst_wait_dst_ready(state, DEVICE_INIT))
1084 return -1;
1085 if (read_dst(state, state->rxbuffer, FIXED_COMM))
1086 return -1;
1087
1088 dst_pio_disable(state);
1089 if (state->rxbuffer[7] != dst_check_sum(state->rxbuffer, 7)) {
1090 dprintk(2, "Checksum failure!\n");
1091 return -1;
1092 }
1093 state->rxbuffer[7] = '\0';
1094
1095 for (i = 0, p_dst_type = dst_tlist; i < ARRAY_SIZE(dst_tlist); i++, p_dst_type++) {
1096 if (!strncmp (&state->rxbuffer[p_dst_type->offset], p_dst_type->device_id, strlen (p_dst_type->device_id))) {
1097 use_type_flags = p_dst_type->type_flags;
1098 use_dst_type = p_dst_type->dst_type;
1099
1100
1101 state->dst_hw_cap = p_dst_type->dst_feature;
1102 pr_err("Recognise [%s]\n", p_dst_type->device_id);
1103 strncpy(&state->fw_name[0], p_dst_type->device_id, 6);
1104
1105 if (p_dst_type->tuner_type & TUNER_TYPE_MULTI) {
1106 switch (use_dst_type) {
1107 case DST_TYPE_IS_SAT:
1108
1109 if (dst_check_stv0299(state) < 0) {
1110 pr_err("Unsupported\n");
1111 state->tuner_type = TUNER_TYPE_MB86A15;
1112 }
1113 break;
1114 default:
1115 break;
1116 }
1117 if (dst_check_mb86a15(state) < 0)
1118 pr_err("Unsupported\n");
1119
1120 } else {
1121 state->tuner_type = p_dst_type->tuner_type;
1122 }
1123 for (j = 0, p_tuner_list = tuner_list; j < ARRAY_SIZE(tuner_list); j++, p_tuner_list++) {
1124 if (!(strncmp(p_dst_type->device_id, p_tuner_list->fw_name, 7)) &&
1125 p_tuner_list->tuner_type == state->tuner_type) {
1126 pr_err("[%s] has a [%s]\n",
1127 p_dst_type->device_id, p_tuner_list->tuner_name);
1128 }
1129 }
1130 break;
1131 }
1132 }
1133
1134 if (i >= ARRAY_SIZE(dst_tlist)) {
1135 pr_err("Unable to recognize %s or %s\n", &state->rxbuffer[0], &state->rxbuffer[1]);
1136 pr_err("please email linux-dvb@linuxtv.org with this type in");
1137 use_dst_type = DST_TYPE_IS_SAT;
1138 use_type_flags = DST_TYPE_HAS_SYMDIV;
1139 }
1140 dst_type_print(state, use_dst_type);
1141 state->type_flags = use_type_flags;
1142 state->dst_type = use_dst_type;
1143 dst_type_flags_print(state);
1144
1145 return 0;
1146}
1147
1148static int dst_probe(struct dst_state *state)
1149{
1150 mutex_init(&state->dst_mutex);
1151 if (dst_addons & DST_TYPE_HAS_CA) {
1152 if ((rdc_8820_reset(state)) < 0) {
1153 pr_err("RDC 8820 RESET Failed.\n");
1154 return -1;
1155 }
1156 msleep(4000);
1157 } else {
1158 msleep(100);
1159 }
1160 if ((dst_comm_init(state)) < 0) {
1161 pr_err("DST Initialization Failed.\n");
1162 return -1;
1163 }
1164 msleep(100);
1165 if (dst_get_device_id(state) < 0) {
1166 pr_err("unknown device.\n");
1167 return -1;
1168 }
1169 if (dst_get_mac(state) < 0) {
1170 dprintk(2, "MAC: Unsupported command\n");
1171 }
1172 if ((state->type_flags & DST_TYPE_HAS_MULTI_FE) || (state->type_flags & DST_TYPE_HAS_FW_BUILD)) {
1173 if (dst_get_tuner_info(state) < 0)
1174 dprintk(2, "Tuner: Unsupported command\n");
1175 }
1176 if (state->type_flags & DST_TYPE_HAS_TS204) {
1177 dst_packsize(state, 204);
1178 }
1179 if (state->type_flags & DST_TYPE_HAS_FW_BUILD) {
1180 if (dst_fw_ver(state) < 0) {
1181 dprintk(2, "FW: Unsupported command\n");
1182 return 0;
1183 }
1184 if (dst_card_type(state) < 0) {
1185 dprintk(2, "Card: Unsupported command\n");
1186 return 0;
1187 }
1188 if (dst_get_vendor(state) < 0) {
1189 dprintk(2, "Vendor: Unsupported command\n");
1190 return 0;
1191 }
1192 }
1193
1194 return 0;
1195}
1196
1197static int dst_command(struct dst_state *state, u8 *data, u8 len)
1198{
1199 u8 reply;
1200
1201 mutex_lock(&state->dst_mutex);
1202 if ((dst_comm_init(state)) < 0) {
1203 dprintk(1, "DST Communication Initialization Failed.\n");
1204 goto error;
1205 }
1206 if (write_dst(state, data, len)) {
1207 dprintk(2, "Trying to recover..\n");
1208 if ((dst_error_recovery(state)) < 0) {
1209 pr_err("Recovery Failed.\n");
1210 goto error;
1211 }
1212 goto error;
1213 }
1214 if ((dst_pio_disable(state)) < 0) {
1215 pr_err("PIO Disable Failed.\n");
1216 goto error;
1217 }
1218 if (state->type_flags & DST_TYPE_HAS_FW_1)
1219 mdelay(3);
1220 if (read_dst(state, &reply, GET_ACK)) {
1221 dprintk(3, "Trying to recover..\n");
1222 if ((dst_error_recovery(state)) < 0) {
1223 dprintk(2, "Recovery Failed.\n");
1224 goto error;
1225 }
1226 goto error;
1227 }
1228 if (reply != ACK) {
1229 dprintk(2, "write not acknowledged 0x%02x\n", reply);
1230 goto error;
1231 }
1232 if (len >= 2 && data[0] == 0 && (data[1] == 1 || data[1] == 3))
1233 goto error;
1234 if (state->type_flags & DST_TYPE_HAS_FW_1)
1235 mdelay(3);
1236 else
1237 udelay(2000);
1238 if (!dst_wait_dst_ready(state, NO_DELAY))
1239 goto error;
1240 if (read_dst(state, state->rxbuffer, FIXED_COMM)) {
1241 dprintk(3, "Trying to recover..\n");
1242 if ((dst_error_recovery(state)) < 0) {
1243 dprintk(2, "Recovery failed.\n");
1244 goto error;
1245 }
1246 goto error;
1247 }
1248 if (state->rxbuffer[7] != dst_check_sum(state->rxbuffer, 7)) {
1249 dprintk(2, "checksum failure\n");
1250 goto error;
1251 }
1252 mutex_unlock(&state->dst_mutex);
1253 return 0;
1254
1255error:
1256 mutex_unlock(&state->dst_mutex);
1257 return -EIO;
1258
1259}
1260
1261static int dst_get_signal(struct dst_state *state)
1262{
1263 int retval;
1264 u8 get_signal[] = { 0x00, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfb };
1265
1266 if ((state->diseq_flags & ATTEMPT_TUNE) == 0) {
1267 state->decode_lock = state->decode_strength = state->decode_snr = 0;
1268 return 0;
1269 }
1270 if (0 == (state->diseq_flags & HAS_LOCK)) {
1271 state->decode_lock = state->decode_strength = state->decode_snr = 0;
1272 return 0;
1273 }
1274 if (time_after_eq(jiffies, state->cur_jiff + (HZ / 5))) {
1275 retval = dst_command(state, get_signal, 8);
1276 if (retval < 0)
1277 return retval;
1278 if (state->dst_type == DST_TYPE_IS_SAT) {
1279 state->decode_lock = ((state->rxbuffer[6] & 0x10) == 0) ? 1 : 0;
1280 state->decode_strength = state->rxbuffer[5] << 8;
1281 state->decode_snr = state->rxbuffer[2] << 8 | state->rxbuffer[3];
1282 } else if ((state->dst_type == DST_TYPE_IS_TERR) || (state->dst_type == DST_TYPE_IS_CABLE)) {
1283 state->decode_lock = (state->rxbuffer[1]) ? 1 : 0;
1284 state->decode_strength = state->rxbuffer[4] << 8;
1285 state->decode_snr = state->rxbuffer[3] << 8;
1286 } else if (state->dst_type == DST_TYPE_IS_ATSC) {
1287 state->decode_lock = (state->rxbuffer[6] == 0x00) ? 1 : 0;
1288 state->decode_strength = state->rxbuffer[4] << 8;
1289 state->decode_snr = state->rxbuffer[2] << 8 | state->rxbuffer[3];
1290 }
1291 state->cur_jiff = jiffies;
1292 }
1293 return 0;
1294}
1295
1296static int dst_tone_power_cmd(struct dst_state *state)
1297{
1298 u8 paket[8] = { 0x00, 0x09, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00 };
1299
1300 if (state->dst_type != DST_TYPE_IS_SAT)
1301 return -EOPNOTSUPP;
1302 paket[4] = state->tx_tuna[4];
1303 paket[2] = state->tx_tuna[2];
1304 paket[3] = state->tx_tuna[3];
1305 paket[7] = dst_check_sum (paket, 7);
1306 return dst_command(state, paket, 8);
1307}
1308
1309static int dst_get_tuna(struct dst_state *state)
1310{
1311 int retval;
1312
1313 if ((state->diseq_flags & ATTEMPT_TUNE) == 0)
1314 return 0;
1315 state->diseq_flags &= ~(HAS_LOCK);
1316 if (!dst_wait_dst_ready(state, NO_DELAY))
1317 return -EIO;
1318 if ((state->type_flags & DST_TYPE_HAS_VLF) &&
1319 !(state->dst_type == DST_TYPE_IS_ATSC))
1320
1321 retval = read_dst(state, state->rx_tuna, 10);
1322 else
1323 retval = read_dst(state, &state->rx_tuna[2], FIXED_COMM);
1324 if (retval < 0) {
1325 dprintk(3, "read not successful\n");
1326 return retval;
1327 }
1328 if ((state->type_flags & DST_TYPE_HAS_VLF) &&
1329 !(state->dst_type == DST_TYPE_IS_ATSC)) {
1330
1331 if (state->rx_tuna[9] != dst_check_sum(&state->rx_tuna[0], 9)) {
1332 dprintk(2, "checksum failure ?\n");
1333 return -EIO;
1334 }
1335 } else {
1336 if (state->rx_tuna[9] != dst_check_sum(&state->rx_tuna[2], 7)) {
1337 dprintk(2, "checksum failure?\n");
1338 return -EIO;
1339 }
1340 }
1341 if (state->rx_tuna[2] == 0 && state->rx_tuna[3] == 0)
1342 return 0;
1343 if (state->dst_type == DST_TYPE_IS_SAT) {
1344 state->decode_freq = ((state->rx_tuna[2] & 0x7f) << 8) + state->rx_tuna[3];
1345 } else {
1346 state->decode_freq = ((state->rx_tuna[2] & 0x7f) << 16) + (state->rx_tuna[3] << 8) + state->rx_tuna[4];
1347 }
1348 state->decode_freq = state->decode_freq * 1000;
1349 state->decode_lock = 1;
1350 state->diseq_flags |= HAS_LOCK;
1351
1352 return 1;
1353}
1354
1355static int dst_set_voltage(struct dvb_frontend *fe,
1356 enum fe_sec_voltage voltage);
1357
1358static int dst_write_tuna(struct dvb_frontend *fe)
1359{
1360 struct dst_state *state = fe->demodulator_priv;
1361 int retval;
1362 u8 reply;
1363
1364 dprintk(2, "type_flags 0x%x\n", state->type_flags);
1365 state->decode_freq = 0;
1366 state->decode_lock = state->decode_strength = state->decode_snr = 0;
1367 if (state->dst_type == DST_TYPE_IS_SAT) {
1368 if (!(state->diseq_flags & HAS_POWER))
1369 dst_set_voltage(fe, SEC_VOLTAGE_13);
1370 }
1371 state->diseq_flags &= ~(HAS_LOCK | ATTEMPT_TUNE);
1372 mutex_lock(&state->dst_mutex);
1373 if ((dst_comm_init(state)) < 0) {
1374 dprintk(3, "DST Communication initialization failed.\n");
1375 goto error;
1376 }
1377
1378 if ((state->type_flags & DST_TYPE_HAS_VLF) &&
1379 (!(state->dst_type == DST_TYPE_IS_ATSC))) {
1380
1381 state->tx_tuna[9] = dst_check_sum(&state->tx_tuna[0], 9);
1382 retval = write_dst(state, &state->tx_tuna[0], 10);
1383 } else {
1384 state->tx_tuna[9] = dst_check_sum(&state->tx_tuna[2], 7);
1385 retval = write_dst(state, &state->tx_tuna[2], FIXED_COMM);
1386 }
1387 if (retval < 0) {
1388 dst_pio_disable(state);
1389 dprintk(3, "write not successful\n");
1390 goto werr;
1391 }
1392 if ((dst_pio_disable(state)) < 0) {
1393 dprintk(3, "DST PIO disable failed !\n");
1394 goto error;
1395 }
1396 if ((read_dst(state, &reply, GET_ACK) < 0)) {
1397 dprintk(3, "read verify not successful.\n");
1398 goto error;
1399 }
1400 if (reply != ACK) {
1401 dprintk(3, "write not acknowledged 0x%02x\n", reply);
1402 goto error;
1403 }
1404 state->diseq_flags |= ATTEMPT_TUNE;
1405 retval = dst_get_tuna(state);
1406werr:
1407 mutex_unlock(&state->dst_mutex);
1408 return retval;
1409
1410error:
1411 mutex_unlock(&state->dst_mutex);
1412 return -EIO;
1413}
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429static int dst_set_diseqc(struct dvb_frontend *fe, struct dvb_diseqc_master_cmd *cmd)
1430{
1431 struct dst_state *state = fe->demodulator_priv;
1432 u8 paket[8] = { 0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf0, 0xec };
1433
1434 if (state->dst_type != DST_TYPE_IS_SAT)
1435 return -EOPNOTSUPP;
1436 if (cmd->msg_len > 0 && cmd->msg_len < 5)
1437 memcpy(&paket[3], cmd->msg, cmd->msg_len);
1438 else if (cmd->msg_len == 5 && state->dst_hw_cap & DST_TYPE_HAS_DISEQC5)
1439 memcpy(&paket[2], cmd->msg, cmd->msg_len);
1440 else
1441 return -EINVAL;
1442 paket[7] = dst_check_sum(&paket[0], 7);
1443 return dst_command(state, paket, 8);
1444}
1445
1446static int dst_set_voltage(struct dvb_frontend *fe, enum fe_sec_voltage voltage)
1447{
1448 int need_cmd, retval = 0;
1449 struct dst_state *state = fe->demodulator_priv;
1450
1451 state->voltage = voltage;
1452 if (state->dst_type != DST_TYPE_IS_SAT)
1453 return -EOPNOTSUPP;
1454
1455 need_cmd = 0;
1456
1457 switch (voltage) {
1458 case SEC_VOLTAGE_13:
1459 case SEC_VOLTAGE_18:
1460 if ((state->diseq_flags & HAS_POWER) == 0)
1461 need_cmd = 1;
1462 state->diseq_flags |= HAS_POWER;
1463 state->tx_tuna[4] = 0x01;
1464 break;
1465 case SEC_VOLTAGE_OFF:
1466 need_cmd = 1;
1467 state->diseq_flags &= ~(HAS_POWER | HAS_LOCK | ATTEMPT_TUNE);
1468 state->tx_tuna[4] = 0x00;
1469 break;
1470 default:
1471 return -EINVAL;
1472 }
1473
1474 if (need_cmd)
1475 retval = dst_tone_power_cmd(state);
1476
1477 return retval;
1478}
1479
1480static int dst_set_tone(struct dvb_frontend *fe, enum fe_sec_tone_mode tone)
1481{
1482 struct dst_state *state = fe->demodulator_priv;
1483
1484 state->tone = tone;
1485 if (state->dst_type != DST_TYPE_IS_SAT)
1486 return -EOPNOTSUPP;
1487
1488 switch (tone) {
1489 case SEC_TONE_OFF:
1490 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1491 state->tx_tuna[2] = 0x00;
1492 else
1493 state->tx_tuna[2] = 0xff;
1494 break;
1495
1496 case SEC_TONE_ON:
1497 state->tx_tuna[2] = 0x02;
1498 break;
1499 default:
1500 return -EINVAL;
1501 }
1502 return dst_tone_power_cmd(state);
1503}
1504
1505static int dst_send_burst(struct dvb_frontend *fe, enum fe_sec_mini_cmd minicmd)
1506{
1507 struct dst_state *state = fe->demodulator_priv;
1508
1509 if (state->dst_type != DST_TYPE_IS_SAT)
1510 return -EOPNOTSUPP;
1511 state->minicmd = minicmd;
1512 switch (minicmd) {
1513 case SEC_MINI_A:
1514 state->tx_tuna[3] = 0x02;
1515 break;
1516 case SEC_MINI_B:
1517 state->tx_tuna[3] = 0xff;
1518 break;
1519 }
1520 return dst_tone_power_cmd(state);
1521}
1522
1523
1524static int bt8xx_dst_init(struct dvb_frontend *fe)
1525{
1526 struct dst_state *state = fe->demodulator_priv;
1527
1528 static u8 sat_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x00, 0x73, 0x21, 0x00, 0x00 };
1529 static u8 sat_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x55, 0xbd, 0x50, 0x00, 0x00 };
1530 static u8 ter_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1531 static u8 ter_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1532 static u8 cab_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1533 static u8 cab_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1534 static u8 atsc_tuner[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1535
1536 state->inversion = INVERSION_OFF;
1537 state->voltage = SEC_VOLTAGE_13;
1538 state->tone = SEC_TONE_OFF;
1539 state->diseq_flags = 0;
1540 state->k22 = 0x02;
1541 state->bandwidth = 7000000;
1542 state->cur_jiff = jiffies;
1543 if (state->dst_type == DST_TYPE_IS_SAT)
1544 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? sat_tuna_188 : sat_tuna_204), sizeof (sat_tuna_204));
1545 else if (state->dst_type == DST_TYPE_IS_TERR)
1546 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? ter_tuna_188 : ter_tuna_204), sizeof (ter_tuna_204));
1547 else if (state->dst_type == DST_TYPE_IS_CABLE)
1548 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? cab_tuna_188 : cab_tuna_204), sizeof (cab_tuna_204));
1549 else if (state->dst_type == DST_TYPE_IS_ATSC)
1550 memcpy(state->tx_tuna, atsc_tuner, sizeof (atsc_tuner));
1551
1552 return 0;
1553}
1554
1555static int dst_read_status(struct dvb_frontend *fe, enum fe_status *status)
1556{
1557 struct dst_state *state = fe->demodulator_priv;
1558
1559 *status = 0;
1560 if (state->diseq_flags & HAS_LOCK) {
1561
1562 if (state->decode_lock)
1563 *status |= FE_HAS_LOCK | FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_SYNC | FE_HAS_VITERBI;
1564 }
1565
1566 return 0;
1567}
1568
1569static int dst_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
1570{
1571 struct dst_state *state = fe->demodulator_priv;
1572
1573 int retval = dst_get_signal(state);
1574 *strength = state->decode_strength;
1575
1576 return retval;
1577}
1578
1579static int dst_read_snr(struct dvb_frontend *fe, u16 *snr)
1580{
1581 struct dst_state *state = fe->demodulator_priv;
1582
1583 int retval = dst_get_signal(state);
1584 *snr = state->decode_snr;
1585
1586 return retval;
1587}
1588
1589static int dst_set_frontend(struct dvb_frontend *fe)
1590{
1591 struct dtv_frontend_properties *p = &fe->dtv_property_cache;
1592 int retval = -EINVAL;
1593 struct dst_state *state = fe->demodulator_priv;
1594
1595 if (p != NULL) {
1596 retval = dst_set_freq(state, p->frequency);
1597 if(retval != 0)
1598 return retval;
1599 dprintk(3, "Set Frequency=[%d]\n", p->frequency);
1600
1601 if (state->dst_type == DST_TYPE_IS_SAT) {
1602 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1603 dst_set_inversion(state, p->inversion);
1604 dst_set_fec(state, p->fec_inner);
1605 dst_set_symbolrate(state, p->symbol_rate);
1606 dst_set_polarization(state);
1607 dprintk(3, "Set Symbolrate=[%d]\n", p->symbol_rate);
1608
1609 } else if (state->dst_type == DST_TYPE_IS_TERR)
1610 dst_set_bandwidth(state, p->bandwidth_hz);
1611 else if (state->dst_type == DST_TYPE_IS_CABLE) {
1612 dst_set_fec(state, p->fec_inner);
1613 dst_set_symbolrate(state, p->symbol_rate);
1614 dst_set_modulation(state, p->modulation);
1615 }
1616 retval = dst_write_tuna(fe);
1617 }
1618
1619 return retval;
1620}
1621
1622static int dst_tune_frontend(struct dvb_frontend* fe,
1623 bool re_tune,
1624 unsigned int mode_flags,
1625 unsigned int *delay,
1626 enum fe_status *status)
1627{
1628 struct dst_state *state = fe->demodulator_priv;
1629 struct dtv_frontend_properties *p = &fe->dtv_property_cache;
1630
1631 if (re_tune) {
1632 dst_set_freq(state, p->frequency);
1633 dprintk(3, "Set Frequency=[%d]\n", p->frequency);
1634
1635 if (state->dst_type == DST_TYPE_IS_SAT) {
1636 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1637 dst_set_inversion(state, p->inversion);
1638 dst_set_fec(state, p->fec_inner);
1639 dst_set_symbolrate(state, p->symbol_rate);
1640 dst_set_polarization(state);
1641 dprintk(3, "Set Symbolrate=[%d]\n", p->symbol_rate);
1642
1643 } else if (state->dst_type == DST_TYPE_IS_TERR)
1644 dst_set_bandwidth(state, p->bandwidth_hz);
1645 else if (state->dst_type == DST_TYPE_IS_CABLE) {
1646 dst_set_fec(state, p->fec_inner);
1647 dst_set_symbolrate(state, p->symbol_rate);
1648 dst_set_modulation(state, p->modulation);
1649 }
1650 dst_write_tuna(fe);
1651 }
1652
1653 if (!(mode_flags & FE_TUNE_MODE_ONESHOT))
1654 dst_read_status(fe, status);
1655
1656 *delay = HZ/10;
1657 return 0;
1658}
1659
1660static int dst_get_tuning_algo(struct dvb_frontend *fe)
1661{
1662 return dst_algo ? DVBFE_ALGO_HW : DVBFE_ALGO_SW;
1663}
1664
1665static int dst_get_frontend(struct dvb_frontend *fe,
1666 struct dtv_frontend_properties *p)
1667{
1668 struct dst_state *state = fe->demodulator_priv;
1669
1670 p->frequency = state->decode_freq;
1671 if (state->dst_type == DST_TYPE_IS_SAT) {
1672 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1673 p->inversion = state->inversion;
1674 p->symbol_rate = state->symbol_rate;
1675 p->fec_inner = dst_get_fec(state);
1676 } else if (state->dst_type == DST_TYPE_IS_TERR) {
1677 p->bandwidth_hz = state->bandwidth;
1678 } else if (state->dst_type == DST_TYPE_IS_CABLE) {
1679 p->symbol_rate = state->symbol_rate;
1680 p->fec_inner = dst_get_fec(state);
1681 p->modulation = dst_get_modulation(state);
1682 }
1683
1684 return 0;
1685}
1686
1687static void bt8xx_dst_release(struct dvb_frontend *fe)
1688{
1689 struct dst_state *state = fe->demodulator_priv;
1690 if (state->dst_ca) {
1691 dvb_unregister_device(state->dst_ca);
1692#ifdef CONFIG_MEDIA_ATTACH
1693 symbol_put(dst_ca_attach);
1694#endif
1695 }
1696 kfree(state);
1697}
1698
1699static const struct dvb_frontend_ops dst_dvbt_ops;
1700static const struct dvb_frontend_ops dst_dvbs_ops;
1701static const struct dvb_frontend_ops dst_dvbc_ops;
1702static const struct dvb_frontend_ops dst_atsc_ops;
1703
1704struct dst_state *dst_attach(struct dst_state *state, struct dvb_adapter *dvb_adapter)
1705{
1706
1707 if (dst_probe(state) < 0) {
1708 kfree(state);
1709 return NULL;
1710 }
1711
1712
1713 switch (state->dst_type) {
1714 case DST_TYPE_IS_TERR:
1715 memcpy(&state->frontend.ops, &dst_dvbt_ops, sizeof(struct dvb_frontend_ops));
1716 break;
1717 case DST_TYPE_IS_CABLE:
1718 memcpy(&state->frontend.ops, &dst_dvbc_ops, sizeof(struct dvb_frontend_ops));
1719 break;
1720 case DST_TYPE_IS_SAT:
1721 memcpy(&state->frontend.ops, &dst_dvbs_ops, sizeof(struct dvb_frontend_ops));
1722 break;
1723 case DST_TYPE_IS_ATSC:
1724 memcpy(&state->frontend.ops, &dst_atsc_ops, sizeof(struct dvb_frontend_ops));
1725 break;
1726 default:
1727 pr_err("unknown DST type. please report to the LinuxTV.org DVB mailinglist.\n");
1728 kfree(state);
1729 return NULL;
1730 }
1731 state->frontend.demodulator_priv = state;
1732
1733 return state;
1734}
1735
1736EXPORT_SYMBOL(dst_attach);
1737
1738static const struct dvb_frontend_ops dst_dvbt_ops = {
1739 .delsys = { SYS_DVBT },
1740 .info = {
1741 .name = "DST DVB-T",
1742 .frequency_min = 137000000,
1743 .frequency_max = 858000000,
1744 .frequency_stepsize = 166667,
1745 .caps = FE_CAN_FEC_AUTO |
1746 FE_CAN_QAM_AUTO |
1747 FE_CAN_QAM_16 |
1748 FE_CAN_QAM_32 |
1749 FE_CAN_QAM_64 |
1750 FE_CAN_QAM_128 |
1751 FE_CAN_QAM_256 |
1752 FE_CAN_TRANSMISSION_MODE_AUTO |
1753 FE_CAN_GUARD_INTERVAL_AUTO
1754 },
1755
1756 .release = bt8xx_dst_release,
1757 .init = bt8xx_dst_init,
1758 .tune = dst_tune_frontend,
1759 .set_frontend = dst_set_frontend,
1760 .get_frontend = dst_get_frontend,
1761 .get_frontend_algo = dst_get_tuning_algo,
1762 .read_status = dst_read_status,
1763 .read_signal_strength = dst_read_signal_strength,
1764 .read_snr = dst_read_snr,
1765};
1766
1767static const struct dvb_frontend_ops dst_dvbs_ops = {
1768 .delsys = { SYS_DVBS },
1769 .info = {
1770 .name = "DST DVB-S",
1771 .frequency_min = 950000,
1772 .frequency_max = 2150000,
1773 .frequency_stepsize = 1000,
1774 .frequency_tolerance = 29500,
1775 .symbol_rate_min = 1000000,
1776 .symbol_rate_max = 45000000,
1777
1778 .caps = FE_CAN_FEC_AUTO | FE_CAN_QPSK
1779 },
1780
1781 .release = bt8xx_dst_release,
1782 .init = bt8xx_dst_init,
1783 .tune = dst_tune_frontend,
1784 .set_frontend = dst_set_frontend,
1785 .get_frontend = dst_get_frontend,
1786 .get_frontend_algo = dst_get_tuning_algo,
1787 .read_status = dst_read_status,
1788 .read_signal_strength = dst_read_signal_strength,
1789 .read_snr = dst_read_snr,
1790 .diseqc_send_burst = dst_send_burst,
1791 .diseqc_send_master_cmd = dst_set_diseqc,
1792 .set_voltage = dst_set_voltage,
1793 .set_tone = dst_set_tone,
1794};
1795
1796static const struct dvb_frontend_ops dst_dvbc_ops = {
1797 .delsys = { SYS_DVBC_ANNEX_A },
1798 .info = {
1799 .name = "DST DVB-C",
1800 .frequency_stepsize = 62500,
1801 .frequency_min = 51000000,
1802 .frequency_max = 858000000,
1803 .symbol_rate_min = 1000000,
1804 .symbol_rate_max = 45000000,
1805 .caps = FE_CAN_FEC_AUTO |
1806 FE_CAN_QAM_AUTO |
1807 FE_CAN_QAM_16 |
1808 FE_CAN_QAM_32 |
1809 FE_CAN_QAM_64 |
1810 FE_CAN_QAM_128 |
1811 FE_CAN_QAM_256
1812 },
1813
1814 .release = bt8xx_dst_release,
1815 .init = bt8xx_dst_init,
1816 .tune = dst_tune_frontend,
1817 .set_frontend = dst_set_frontend,
1818 .get_frontend = dst_get_frontend,
1819 .get_frontend_algo = dst_get_tuning_algo,
1820 .read_status = dst_read_status,
1821 .read_signal_strength = dst_read_signal_strength,
1822 .read_snr = dst_read_snr,
1823};
1824
1825static const struct dvb_frontend_ops dst_atsc_ops = {
1826 .delsys = { SYS_ATSC },
1827 .info = {
1828 .name = "DST ATSC",
1829 .frequency_stepsize = 62500,
1830 .frequency_min = 510000000,
1831 .frequency_max = 858000000,
1832 .symbol_rate_min = 1000000,
1833 .symbol_rate_max = 45000000,
1834 .caps = FE_CAN_FEC_AUTO | FE_CAN_QAM_AUTO | FE_CAN_QAM_64 | FE_CAN_QAM_256 | FE_CAN_8VSB
1835 },
1836
1837 .release = bt8xx_dst_release,
1838 .init = bt8xx_dst_init,
1839 .tune = dst_tune_frontend,
1840 .set_frontend = dst_set_frontend,
1841 .get_frontend = dst_get_frontend,
1842 .get_frontend_algo = dst_get_tuning_algo,
1843 .read_status = dst_read_status,
1844 .read_signal_strength = dst_read_signal_strength,
1845 .read_snr = dst_read_snr,
1846};
1847
1848MODULE_DESCRIPTION("DST DVB-S/T/C/ATSC Combo Frontend driver");
1849MODULE_AUTHOR("Jamie Honan, Manu Abraham");
1850MODULE_LICENSE("GPL");
1851
