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[PATCH] dvb: dst: fix DVB-C tuning
[linux-2.6/suspend2-2.6.18.git] / drivers / media / dvb / bt8xx / dst.c
blob34a837a1abf4f1d5beeef0dd0dec301eba984d87
1 /*
2 Frontend/Card driver for TwinHan DST Frontend
3 Copyright (C) 2003 Jamie Honan
4 Copyright (C) 2004, 2005 Manu Abraham (manu@kromtek.com)
5
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
10
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
15
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19 */
20
21 #include <linux/kernel.h>
22 #include <linux/module.h>
23 #include <linux/init.h>
24 #include <linux/string.h>
25 #include <linux/slab.h>
26 #include <linux/vmalloc.h>
27 #include <linux/delay.h>
28 #include <asm/div64.h>
29 #include "dvb_frontend.h"
30 #include "dst_priv.h"
31 #include "dst_common.h"
32
33 static unsigned int verbose = 1;
34 module_param(verbose, int, 0644);
35 MODULE_PARM_DESC(verbose, "verbose startup messages, default is 1 (yes)");
36
37 static unsigned int dst_addons;
38 module_param(dst_addons, int, 0644);
39 MODULE_PARM_DESC(dst_addons, "CA daughterboard, default is 0 (No addons)");
40
41 #define HAS_LOCK 1
42 #define ATTEMPT_TUNE 2
43 #define HAS_POWER 4
44
45 #define DST_ERROR 0
46 #define DST_NOTICE 1
47 #define DST_INFO 2
48 #define DST_DEBUG 3
49
50 #define dprintk(x, y, z, format, arg...) do { \
51 if (z) { \
52 if ((x > DST_ERROR) && (x > y)) \
53 printk(KERN_ERR "%s: " format "\n", __FUNCTION__ , ##arg); \
54 else if ((x > DST_NOTICE) && (x > y)) \
55 printk(KERN_NOTICE "%s: " format "\n", __FUNCTION__ , ##arg); \
56 else if ((x > DST_INFO) && (x > y)) \
57 printk(KERN_INFO "%s: " format "\n", __FUNCTION__ , ##arg); \
58 else if ((x > DST_DEBUG) && (x > y)) \
59 printk(KERN_DEBUG "%s: " format "\n", __FUNCTION__ , ##arg); \
60 } else { \
61 if (x > y) \
62 printk(format, ##arg); \
63 } \
64 } while(0)
65
66
67 static void dst_packsize(struct dst_state *state, int psize)
68 {
69 union dst_gpio_packet bits;
70
71 bits.psize = psize;
72 bt878_device_control(state->bt, DST_IG_TS, &bits);
73 }
74
75 int dst_gpio_outb(struct dst_state *state, u32 mask, u32 enbb, u32 outhigh, int delay)
76 {
77 union dst_gpio_packet enb;
78 union dst_gpio_packet bits;
79 int err;
80
81 enb.enb.mask = mask;
82 enb.enb.enable = enbb;
83
84 dprintk(verbose, DST_INFO, 1, "mask=[%04x], enbb=[%04x], outhigh=[%04x]", mask, enbb, outhigh);
85 if ((err = bt878_device_control(state->bt, DST_IG_ENABLE, &enb)) < 0) {
86 dprintk(verbose, DST_INFO, 1, "dst_gpio_enb error (err == %i, mask == %02x, enb == %02x)", err, mask, enbb);
87 return -EREMOTEIO;
88 }
89 udelay(1000);
90 /* because complete disabling means no output, no need to do output packet */
91 if (enbb == 0)
92 return 0;
93 if (delay)
94 msleep(10);
95 bits.outp.mask = enbb;
96 bits.outp.highvals = outhigh;
97 if ((err = bt878_device_control(state->bt, DST_IG_WRITE, &bits)) < 0) {
98 dprintk(verbose, DST_INFO, 1, "dst_gpio_outb error (err == %i, enbb == %02x, outhigh == %02x)", err, enbb, outhigh);
99 return -EREMOTEIO;
100 }
101
102 return 0;
103 }
104 EXPORT_SYMBOL(dst_gpio_outb);
105
106 int dst_gpio_inb(struct dst_state *state, u8 *result)
107 {
108 union dst_gpio_packet rd_packet;
109 int err;
110
111 *result = 0;
112 if ((err = bt878_device_control(state->bt, DST_IG_READ, &rd_packet)) < 0) {
113 dprintk(verbose, DST_ERROR, 1, "dst_gpio_inb error (err == %i)\n", err);
114 return -EREMOTEIO;
115 }
116 *result = (u8) rd_packet.rd.value;
117
118 return 0;
119 }
120 EXPORT_SYMBOL(dst_gpio_inb);
121
122 int rdc_reset_state(struct dst_state *state)
123 {
124 dprintk(verbose, DST_INFO, 1, "Resetting state machine");
125 if (dst_gpio_outb(state, RDC_8820_INT, RDC_8820_INT, 0, NO_DELAY) < 0) {
126 dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
127 return -1;
128 }
129 msleep(10);
130 if (dst_gpio_outb(state, RDC_8820_INT, RDC_8820_INT, RDC_8820_INT, NO_DELAY) < 0) {
131 dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
132 msleep(10);
133 return -1;
134 }
135
136 return 0;
137 }
138 EXPORT_SYMBOL(rdc_reset_state);
139
140 int rdc_8820_reset(struct dst_state *state)
141 {
142 dprintk(verbose, DST_DEBUG, 1, "Resetting DST");
143 if (dst_gpio_outb(state, RDC_8820_RESET, RDC_8820_RESET, 0, NO_DELAY) < 0) {
144 dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
145 return -1;
146 }
147 udelay(1000);
148 if (dst_gpio_outb(state, RDC_8820_RESET, RDC_8820_RESET, RDC_8820_RESET, DELAY) < 0) {
149 dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
150 return -1;
151 }
152
153 return 0;
154 }
155 EXPORT_SYMBOL(rdc_8820_reset);
156
157 int dst_pio_enable(struct dst_state *state)
158 {
159 if (dst_gpio_outb(state, ~0, RDC_8820_PIO_0_ENABLE, 0, NO_DELAY) < 0) {
160 dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
161 return -1;
162 }
163 udelay(1000);
164
165 return 0;
166 }
167 EXPORT_SYMBOL(dst_pio_enable);
168
169 int dst_pio_disable(struct dst_state *state)
170 {
171 if (dst_gpio_outb(state, ~0, RDC_8820_PIO_0_DISABLE, RDC_8820_PIO_0_DISABLE, NO_DELAY) < 0) {
172 dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
173 return -1;
174 }
175 if (state->type_flags & DST_TYPE_HAS_FW_1)
176 udelay(1000);
177
178 return 0;
179 }
180 EXPORT_SYMBOL(dst_pio_disable);
181
182 int dst_wait_dst_ready(struct dst_state *state, u8 delay_mode)
183 {
184 u8 reply;
185 int i;
186
187 for (i = 0; i < 200; i++) {
188 if (dst_gpio_inb(state, &reply) < 0) {
189 dprintk(verbose, DST_ERROR, 1, "dst_gpio_inb ERROR !");
190 return -1;
191 }
192 if ((reply & RDC_8820_PIO_0_ENABLE) == 0) {
193 dprintk(verbose, DST_INFO, 1, "dst wait ready after %d", i);
194 return 1;
195 }
196 msleep(10);
197 }
198 dprintk(verbose, DST_NOTICE, 1, "dst wait NOT ready after %d", i);
199
200 return 0;
201 }
202 EXPORT_SYMBOL(dst_wait_dst_ready);
203
204 int dst_error_recovery(struct dst_state *state)
205 {
206 dprintk(verbose, DST_NOTICE, 1, "Trying to return from previous errors.");
207 dst_pio_disable(state);
208 msleep(10);
209 dst_pio_enable(state);
210 msleep(10);
211
212 return 0;
213 }
214 EXPORT_SYMBOL(dst_error_recovery);
215
216 int dst_error_bailout(struct dst_state *state)
217 {
218 dprintk(verbose, DST_INFO, 1, "Trying to bailout from previous error.");
219 rdc_8820_reset(state);
220 dst_pio_disable(state);
221 msleep(10);
222
223 return 0;
224 }
225 EXPORT_SYMBOL(dst_error_bailout);
226
227 int dst_comm_init(struct dst_state *state)
228 {
229 dprintk(verbose, DST_INFO, 1, "Initializing DST.");
230 if ((dst_pio_enable(state)) < 0) {
231 dprintk(verbose, DST_ERROR, 1, "PIO Enable Failed");
232 return -1;
233 }
234 if ((rdc_reset_state(state)) < 0) {
235 dprintk(verbose, DST_ERROR, 1, "RDC 8820 State RESET Failed.");
236 return -1;
237 }
238 if (state->type_flags & DST_TYPE_HAS_FW_1)
239 msleep(100);
240 else
241 msleep(5);
242
243 return 0;
244 }
245 EXPORT_SYMBOL(dst_comm_init);
246
247 int write_dst(struct dst_state *state, u8 *data, u8 len)
248 {
249 struct i2c_msg msg = {
250 .addr = state->config->demod_address,
251 .flags = 0,
252 .buf = data,
253 .len = len
254 };
255
256 int err;
257 u8 cnt, i;
258
259 dprintk(verbose, DST_NOTICE, 0, "writing [ ");
260 for (i = 0; i < len; i++)
261 dprintk(verbose, DST_NOTICE, 0, "%02x ", data[i]);
262 dprintk(verbose, DST_NOTICE, 0, "]\n");
263
264 for (cnt = 0; cnt < 2; cnt++) {
265 if ((err = i2c_transfer(state->i2c, &msg, 1)) < 0) {
266 dprintk(verbose, DST_INFO, 1, "_write_dst error (err == %i, len == 0x%02x, b0 == 0x%02x)", err, len, data[0]);
267 dst_error_recovery(state);
268 continue;
269 } else
270 break;
271 }
272 if (cnt >= 2) {
273 dprintk(verbose, DST_INFO, 1, "RDC 8820 RESET");
274 dst_error_bailout(state);
275
276 return -1;
277 }
278
279 return 0;
280 }
281 EXPORT_SYMBOL(write_dst);
282
283 int read_dst(struct dst_state *state, u8 *ret, u8 len)
284 {
285 struct i2c_msg msg = {
286 .addr = state->config->demod_address,
287 .flags = I2C_M_RD,
288 .buf = ret,
289 .len = len
290 };
291
292 int err;
293 int cnt;
294
295 for (cnt = 0; cnt < 2; cnt++) {
296 if ((err = i2c_transfer(state->i2c, &msg, 1)) < 0) {
297 dprintk(verbose, DST_INFO, 1, "read_dst error (err == %i, len == 0x%02x, b0 == 0x%02x)", err, len, ret[0]);
298 dst_error_recovery(state);
299 continue;
300 } else
301 break;
302 }
303 if (cnt >= 2) {
304 dprintk(verbose, DST_INFO, 1, "RDC 8820 RESET");
305 dst_error_bailout(state);
306
307 return -1;
308 }
309 dprintk(verbose, DST_DEBUG, 1, "reply is 0x%x", ret[0]);
310 for (err = 1; err < len; err++)
311 dprintk(verbose, DST_DEBUG, 0, " 0x%x", ret[err]);
312 if (err > 1)
313 dprintk(verbose, DST_DEBUG, 0, "\n");
314
315 return 0;
316 }
317 EXPORT_SYMBOL(read_dst);
318
319 static int dst_set_polarization(struct dst_state *state)
320 {
321 switch (state->voltage) {
322 case SEC_VOLTAGE_13: /* Vertical */
323 dprintk(verbose, DST_INFO, 1, "Polarization=[Vertical]");
324 state->tx_tuna[8] &= ~0x40;
325 break;
326 case SEC_VOLTAGE_18: /* Horizontal */
327 dprintk(verbose, DST_INFO, 1, "Polarization=[Horizontal]");
328 state->tx_tuna[8] |= 0x40;
329 break;
330 case SEC_VOLTAGE_OFF:
331 break;
332 }
333
334 return 0;
335 }
336
337 static int dst_set_freq(struct dst_state *state, u32 freq)
338 {
339 state->frequency = freq;
340 dprintk(verbose, DST_INFO, 1, "set Frequency %u", freq);
341
342 if (state->dst_type == DST_TYPE_IS_SAT) {
343 freq = freq / 1000;
344 if (freq < 950 || freq > 2150)
345 return -EINVAL;
346 state->tx_tuna[2] = (freq >> 8);
347 state->tx_tuna[3] = (u8) freq;
348 state->tx_tuna[4] = 0x01;
349 state->tx_tuna[8] &= ~0x04;
350 if (state->type_flags & DST_TYPE_HAS_OBS_REGS) {
351 if (freq < 1531)
352 state->tx_tuna[8] |= 0x04;
353 }
354 } else if (state->dst_type == DST_TYPE_IS_TERR) {
355 freq = freq / 1000;
356 if (freq < 137000 || freq > 858000)
357 return -EINVAL;
358 state->tx_tuna[2] = (freq >> 16) & 0xff;
359 state->tx_tuna[3] = (freq >> 8) & 0xff;
360 state->tx_tuna[4] = (u8) freq;
361 } else if (state->dst_type == DST_TYPE_IS_CABLE) {
362 freq = freq / 1000;
363 state->tx_tuna[2] = (freq >> 16) & 0xff;
364 state->tx_tuna[3] = (freq >> 8) & 0xff;
365 state->tx_tuna[4] = (u8) freq;
366 } else
367 return -EINVAL;
368
369 return 0;
370 }
371
372 static int dst_set_bandwidth(struct dst_state *state, fe_bandwidth_t bandwidth)
373 {
374 state->bandwidth = bandwidth;
375
376 if (state->dst_type != DST_TYPE_IS_TERR)
377 return 0;
378
379 switch (bandwidth) {
380 case BANDWIDTH_6_MHZ:
381 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
382 state->tx_tuna[7] = 0x06;
383 else {
384 state->tx_tuna[6] = 0x06;
385 state->tx_tuna[7] = 0x00;
386 }
387 break;
388 case BANDWIDTH_7_MHZ:
389 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
390 state->tx_tuna[7] = 0x07;
391 else {
392 state->tx_tuna[6] = 0x07;
393 state->tx_tuna[7] = 0x00;
394 }
395 break;
396 case BANDWIDTH_8_MHZ:
397 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
398 state->tx_tuna[7] = 0x08;
399 else {
400 state->tx_tuna[6] = 0x08;
401 state->tx_tuna[7] = 0x00;
402 }
403 break;
404 default:
405 return -EINVAL;
406 }
407
408 return 0;
409 }
410
411 static int dst_set_inversion(struct dst_state *state, fe_spectral_inversion_t inversion)
412 {
413 state->inversion = inversion;
414 switch (inversion) {
415 case INVERSION_OFF: /* Inversion = Normal */
416 state->tx_tuna[8] &= ~0x80;
417 break;
418 case INVERSION_ON:
419 state->tx_tuna[8] |= 0x80;
420 break;
421 default:
422 return -EINVAL;
423 }
424
425 return 0;
426 }
427
428 static int dst_set_fec(struct dst_state *state, fe_code_rate_t fec)
429 {
430 state->fec = fec;
431 return 0;
432 }
433
434 static fe_code_rate_t dst_get_fec(struct dst_state *state)
435 {
436 return state->fec;
437 }
438
439 static int dst_set_symbolrate(struct dst_state *state, u32 srate)
440 {
441 u32 symcalc;
442 u64 sval;
443
444 state->symbol_rate = srate;
445 if (state->dst_type == DST_TYPE_IS_TERR) {
446 return 0;
447 }
448 dprintk(verbose, DST_INFO, 1, "set symrate %u", srate);
449 srate /= 1000;
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(verbose, DST_INFO, 1, "set symcalc %u", 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 return 0;
470 }
471
472
473 static int dst_set_modulation(struct dst_state *state, fe_modulation_t modulation)
474 {
475 if (state->dst_type != DST_TYPE_IS_CABLE)
476 return 0;
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 state->tx_tuna[8] = 0x00;
494 break;
495 case QPSK:
496 case QAM_AUTO:
497 case VSB_8:
498 case VSB_16:
499 default:
500 return -EINVAL;
501
502 }
503
504 return 0;
505 }
506
507 static fe_modulation_t dst_get_modulation(struct dst_state *state)
508 {
509 return state->modulation;
510 }
511
512
513 u8 dst_check_sum(u8 *buf, u32 len)
514 {
515 u32 i;
516 u8 val = 0;
517 if (!len)
518 return 0;
519 for (i = 0; i < len; i++) {
520 val += buf[i];
521 }
522 return ((~val) + 1);
523 }
524 EXPORT_SYMBOL(dst_check_sum);
525
526 static void dst_type_flags_print(u32 type_flags)
527 {
528 dprintk(verbose, DST_ERROR, 0, "DST type flags :");
529 if (type_flags & DST_TYPE_HAS_NEWTUNE)
530 dprintk(verbose, DST_ERROR, 0, " 0x%x newtuner", DST_TYPE_HAS_NEWTUNE);
531 if (type_flags & DST_TYPE_HAS_TS204)
532 dprintk(verbose, DST_ERROR, 0, " 0x%x ts204", DST_TYPE_HAS_TS204);
533 if (type_flags & DST_TYPE_HAS_SYMDIV)
534 dprintk(verbose, DST_ERROR, 0, " 0x%x symdiv", DST_TYPE_HAS_SYMDIV);
535 if (type_flags & DST_TYPE_HAS_FW_1)
536 dprintk(verbose, DST_ERROR, 0, " 0x%x firmware version = 1", DST_TYPE_HAS_FW_1);
537 if (type_flags & DST_TYPE_HAS_FW_2)
538 dprintk(verbose, DST_ERROR, 0, " 0x%x firmware version = 2", DST_TYPE_HAS_FW_2);
539 if (type_flags & DST_TYPE_HAS_FW_3)
540 dprintk(verbose, DST_ERROR, 0, " 0x%x firmware version = 3", DST_TYPE_HAS_FW_3);
541 dprintk(verbose, DST_ERROR, 0, "\n");
542 }
543
544
545 static int dst_type_print(u8 type)
546 {
547 char *otype;
548 switch (type) {
549 case DST_TYPE_IS_SAT:
550 otype = "satellite";
551 break;
552
553 case DST_TYPE_IS_TERR:
554 otype = "terrestrial";
555 break;
556
557 case DST_TYPE_IS_CABLE:
558 otype = "cable";
559 break;
560
561 default:
562 dprintk(verbose, DST_INFO, 1, "invalid dst type %d", type);
563 return -EINVAL;
564 }
565 dprintk(verbose, DST_INFO, 1, "DST type: %s", otype);
566
567 return 0;
568 }
569
570 /*
571 Known cards list
572 Satellite
573 -------------------
574 200103A
575 VP-1020 DST-MOT LG(old), TS=188
576
577 VP-1020 DST-03T LG(new), TS=204
578 VP-1022 DST-03T LG(new), TS=204
579 VP-1025 DST-03T LG(new), TS=204
580
581 VP-1030 DSTMCI, LG(new), TS=188
582 VP-1032 DSTMCI, LG(new), TS=188
583
584 Cable
585 -------------------
586 VP-2030 DCT-CI, Samsung, TS=204
587 VP-2021 DCT-CI, Unknown, TS=204
588 VP-2031 DCT-CI, Philips, TS=188
589 VP-2040 DCT-CI, Philips, TS=188, with CA daughter board
590 VP-2040 DCT-CI, Philips, TS=204, without CA daughter board
591
592 Terrestrial
593 -------------------
594 VP-3050 DTTNXT TS=188
595 VP-3040 DTT-CI, Philips, TS=188
596 VP-3040 DTT-CI, Philips, TS=204
597
598 ATSC
599 -------------------
600 VP-3220 ATSCDI, TS=188
601 VP-3250 ATSCAD, TS=188
602
603 */
604
605 struct dst_types dst_tlist[] = {
606 {
607 .device_id = "200103A",
608 .offset = 0,
609 .dst_type = DST_TYPE_IS_SAT,
610 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1 | DST_TYPE_HAS_OBS_REGS,
611 .dst_feature = 0
612 }, /* obsolete */
613
614 {
615 .device_id = "DST-020",
616 .offset = 0,
617 .dst_type = DST_TYPE_IS_SAT,
618 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1,
619 .dst_feature = 0
620 }, /* obsolete */
621
622 {
623 .device_id = "DST-030",
624 .offset = 0,
625 .dst_type = DST_TYPE_IS_SAT,
626 .type_flags = DST_TYPE_HAS_TS204 | DST_TYPE_HAS_NEWTUNE | DST_TYPE_HAS_FW_1,
627 .dst_feature = 0
628 }, /* obsolete */
629
630 {
631 .device_id = "DST-03T",
632 .offset = 0,
633 .dst_type = DST_TYPE_IS_SAT,
634 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_TS204 | DST_TYPE_HAS_FW_2,
635 .dst_feature = DST_TYPE_HAS_DISEQC3 | DST_TYPE_HAS_DISEQC4 | DST_TYPE_HAS_DISEQC5
636 | DST_TYPE_HAS_MAC | DST_TYPE_HAS_MOTO
637 },
638
639 {
640 .device_id = "DST-MOT",
641 .offset = 0,
642 .dst_type = DST_TYPE_IS_SAT,
643 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1,
644 .dst_feature = 0
645 }, /* obsolete */
646
647 {
648 .device_id = "DST-CI",
649 .offset = 1,
650 .dst_type = DST_TYPE_IS_SAT,
651 .type_flags = DST_TYPE_HAS_TS204 | DST_TYPE_HAS_NEWTUNE | DST_TYPE_HAS_FW_1,
652 .dst_feature = DST_TYPE_HAS_CA
653 }, /* An OEM board */
654
655 {
656 .device_id = "DSTMCI",
657 .offset = 1,
658 .dst_type = DST_TYPE_IS_SAT,
659 .type_flags = DST_TYPE_HAS_NEWTUNE | DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_FW_BUILD | DST_TYPE_HAS_INC_COUNT,
660 .dst_feature = DST_TYPE_HAS_CA | DST_TYPE_HAS_DISEQC3 | DST_TYPE_HAS_DISEQC4
661 | DST_TYPE_HAS_MOTO | DST_TYPE_HAS_MAC
662 },
663
664 {
665 .device_id = "DSTFCI",
666 .offset = 1,
667 .dst_type = DST_TYPE_IS_SAT,
668 .type_flags = DST_TYPE_HAS_NEWTUNE | DST_TYPE_HAS_FW_1,
669 .dst_feature = 0
670 }, /* unknown to vendor */
671
672 {
673 .device_id = "DCT-CI",
674 .offset = 1,
675 .dst_type = DST_TYPE_IS_CABLE,
676 .type_flags = DST_TYPE_HAS_TS204 | DST_TYPE_HAS_NEWTUNE | DST_TYPE_HAS_FW_1
677 | DST_TYPE_HAS_FW_2,
678 .dst_feature = DST_TYPE_HAS_CA
679 },
680
681 {
682 .device_id = "DCTNEW",
683 .offset = 1,
684 .dst_type = DST_TYPE_IS_CABLE,
685 .type_flags = DST_TYPE_HAS_NEWTUNE | DST_TYPE_HAS_FW_3 | DST_TYPE_HAS_FW_BUILD,
686 .dst_feature = 0
687 },
688
689 {
690 .device_id = "DTT-CI",
691 .offset = 1,
692 .dst_type = DST_TYPE_IS_TERR,
693 .type_flags = DST_TYPE_HAS_TS204 | DST_TYPE_HAS_FW_2,
694 .dst_feature = 0
695 },
696
697 {
698 .device_id = "DTTDIG",
699 .offset = 1,
700 .dst_type = DST_TYPE_IS_TERR,
701 .type_flags = DST_TYPE_HAS_FW_2,
702 .dst_feature = 0
703 },
704
705 {
706 .device_id = "DTTNXT",
707 .offset = 1,
708 .dst_type = DST_TYPE_IS_TERR,
709 .type_flags = DST_TYPE_HAS_FW_2,
710 .dst_feature = DST_TYPE_HAS_ANALOG
711 },
712
713 {
714 .device_id = "ATSCDI",
715 .offset = 1,
716 .dst_type = DST_TYPE_IS_ATSC,
717 .type_flags = DST_TYPE_HAS_FW_2,
718 .dst_feature = 0
719 },
720
721 {
722 .device_id = "ATSCAD",
723 .offset = 1,
724 .dst_type = DST_TYPE_IS_ATSC,
725 .type_flags = DST_TYPE_HAS_FW_2,
726 .dst_feature = 0
727 },
728
729 { }
730
731 };
732
733 static int dst_get_mac(struct dst_state *state)
734 {
735 u8 get_mac[] = { 0x00, 0x0a, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
736 get_mac[7] = dst_check_sum(get_mac, 7);
737 if (dst_command(state, get_mac, 8) < 0) {
738 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
739 return -1;
740 }
741 memset(&state->mac_address, '\0', 8);
742 memcpy(&state->mac_address, &state->rxbuffer, 6);
743 dprintk(verbose, DST_ERROR, 1, "MAC Address=[%02x:%02x:%02x:%02x:%02x:%02x]",
744 state->mac_address[0], state->mac_address[1], state->mac_address[2],
745 state->mac_address[4], state->mac_address[5], state->mac_address[6]);
746
747 return 0;
748 }
749
750 static int dst_fw_ver(struct dst_state *state)
751 {
752 u8 get_ver[] = { 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
753 get_ver[7] = dst_check_sum(get_ver, 7);
754 if (dst_command(state, get_ver, 8) < 0) {
755 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
756 return -1;
757 }
758 memset(&state->fw_version, '\0', 8);
759 memcpy(&state->fw_version, &state->rxbuffer, 8);
760 dprintk(verbose, DST_ERROR, 1, "Firmware Ver = %x.%x Build = %02x, on %x:%x, %x-%x-20%02x",
761 state->fw_version[0] >> 4, state->fw_version[0] & 0x0f,
762 state->fw_version[1],
763 state->fw_version[5], state->fw_version[6],
764 state->fw_version[4], state->fw_version[3], state->fw_version[2]);
765
766 return 0;
767 }
768
769 static int dst_card_type(struct dst_state *state)
770 {
771 u8 get_type[] = { 0x00, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
772 get_type[7] = dst_check_sum(get_type, 7);
773 if (dst_command(state, get_type, 8) < 0) {
774 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
775 return -1;
776 }
777 memset(&state->card_info, '\0', 8);
778 memcpy(&state->card_info, &state->rxbuffer, 8);
779 dprintk(verbose, DST_ERROR, 1, "Device Model=[%s]", &state->card_info[0]);
780
781 return 0;
782 }
783
784 static int dst_get_vendor(struct dst_state *state)
785 {
786 u8 get_vendor[] = { 0x00, 0x12, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
787 get_vendor[7] = dst_check_sum(get_vendor, 7);
788 if (dst_command(state, get_vendor, 8) < 0) {
789 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
790 return -1;
791 }
792 memset(&state->vendor, '\0', 8);
793 memcpy(&state->vendor, &state->rxbuffer, 8);
794 dprintk(verbose, DST_ERROR, 1, "Vendor=[%s]", &state->vendor[0]);
795
796 return 0;
797 }
798
799 static int dst_get_device_id(struct dst_state *state)
800 {
801 u8 reply;
802
803 int i;
804 struct dst_types *p_dst_type;
805 u8 use_dst_type = 0;
806 u32 use_type_flags = 0;
807
808 static u8 device_type[8] = {0x00, 0x06, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff};
809
810 device_type[7] = dst_check_sum(device_type, 7);
811
812 if (write_dst(state, device_type, FIXED_COMM))
813 return -1; /* Write failed */
814 if ((dst_pio_disable(state)) < 0)
815 return -1;
816 if (read_dst(state, &reply, GET_ACK))
817 return -1; /* Read failure */
818 if (reply != ACK) {
819 dprintk(verbose, DST_INFO, 1, "Write not Acknowledged! [Reply=0x%02x]", reply);
820 return -1; /* Unack'd write */
821 }
822 if (!dst_wait_dst_ready(state, DEVICE_INIT))
823 return -1; /* DST not ready yet */
824 if (read_dst(state, state->rxbuffer, FIXED_COMM))
825 return -1;
826
827 dst_pio_disable(state);
828 if (state->rxbuffer[7] != dst_check_sum(state->rxbuffer, 7)) {
829 dprintk(verbose, DST_INFO, 1, "Checksum failure!");
830 return -1; /* Checksum failure */
831 }
832 state->rxbuffer[7] = '\0';
833
834 for (i = 0, p_dst_type = dst_tlist; i < ARRAY_SIZE(dst_tlist); i++, p_dst_type++) {
835 if (!strncmp (&state->rxbuffer[p_dst_type->offset], p_dst_type->device_id, strlen (p_dst_type->device_id))) {
836 use_type_flags = p_dst_type->type_flags;
837 use_dst_type = p_dst_type->dst_type;
838
839 /* Card capabilities */
840 state->dst_hw_cap = p_dst_type->dst_feature;
841 dprintk(verbose, DST_ERROR, 1, "Recognise [%s]\n", p_dst_type->device_id);
842
843 break;
844 }
845 }
846
847 if (i >= sizeof (dst_tlist) / sizeof (dst_tlist [0])) {
848 dprintk(verbose, DST_ERROR, 1, "Unable to recognize %s or %s", &state->rxbuffer[0], &state->rxbuffer[1]);
849 dprintk(verbose, DST_ERROR, 1, "please email linux-dvb@linuxtv.org with this type in");
850 use_dst_type = DST_TYPE_IS_SAT;
851 use_type_flags = DST_TYPE_HAS_SYMDIV;
852 }
853 dst_type_print(use_dst_type);
854 state->type_flags = use_type_flags;
855 state->dst_type = use_dst_type;
856 dst_type_flags_print(state->type_flags);
857
858 if (state->type_flags & DST_TYPE_HAS_TS204) {
859 dst_packsize(state, 204);
860 }
861
862 return 0;
863 }
864
865 static int dst_probe(struct dst_state *state)
866 {
867 if ((rdc_8820_reset(state)) < 0) {
868 dprintk(verbose, DST_ERROR, 1, "RDC 8820 RESET Failed.");
869 return -1;
870 }
871 if (dst_addons & DST_TYPE_HAS_CA)
872 msleep(4000);
873 else
874 msleep(100);
875
876 if ((dst_comm_init(state)) < 0) {
877 dprintk(verbose, DST_ERROR, 1, "DST Initialization Failed.");
878 return -1;
879 }
880 msleep(100);
881 if (dst_get_device_id(state) < 0) {
882 dprintk(verbose, DST_ERROR, 1, "unknown device.");
883 return -1;
884 }
885 if (dst_get_mac(state) < 0) {
886 dprintk(verbose, DST_INFO, 1, "MAC: Unsupported command");
887 return 0;
888 }
889 if (state->type_flags & DST_TYPE_HAS_FW_BUILD) {
890 if (dst_fw_ver(state) < 0) {
891 dprintk(verbose, DST_INFO, 1, "FW: Unsupported command");
892 return 0;
893 }
894 if (dst_card_type(state) < 0) {
895 dprintk(verbose, DST_INFO, 1, "Card: Unsupported command");
896 return 0;
897 }
898 if (dst_get_vendor(state) < 0) {
899 dprintk(verbose, DST_INFO, 1, "Vendor: Unsupported command");
900 return 0;
901 }
902 }
903
904 return 0;
905 }
906
907 int dst_command(struct dst_state *state, u8 *data, u8 len)
908 {
909 u8 reply;
910 if ((dst_comm_init(state)) < 0) {
911 dprintk(verbose, DST_NOTICE, 1, "DST Communication Initialization Failed.");
912 return -1;
913 }
914 if (write_dst(state, data, len)) {
915 dprintk(verbose, DST_INFO, 1, "Tring to recover.. ");
916 if ((dst_error_recovery(state)) < 0) {
917 dprintk(verbose, DST_ERROR, 1, "Recovery Failed.");
918 return -1;
919 }
920 return -1;
921 }
922 if ((dst_pio_disable(state)) < 0) {
923 dprintk(verbose, DST_ERROR, 1, "PIO Disable Failed.");
924 return -1;
925 }
926 if (state->type_flags & DST_TYPE_HAS_FW_1)
927 udelay(3000);
928 if (read_dst(state, &reply, GET_ACK)) {
929 dprintk(verbose, DST_DEBUG, 1, "Trying to recover.. ");
930 if ((dst_error_recovery(state)) < 0) {
931 dprintk(verbose, DST_INFO, 1, "Recovery Failed.");
932 return -1;
933 }
934 return -1;
935 }
936 if (reply != ACK) {
937 dprintk(verbose, DST_INFO, 1, "write not acknowledged 0x%02x ", reply);
938 return -1;
939 }
940 if (len >= 2 && data[0] == 0 && (data[1] == 1 || data[1] == 3))
941 return 0;
942 if (state->type_flags & DST_TYPE_HAS_FW_1)
943 udelay(3000);
944 else
945 udelay(2000);
946 if (!dst_wait_dst_ready(state, NO_DELAY))
947 return -1;
948 if (read_dst(state, state->rxbuffer, FIXED_COMM)) {
949 dprintk(verbose, DST_DEBUG, 1, "Trying to recover.. ");
950 if ((dst_error_recovery(state)) < 0) {
951 dprintk(verbose, DST_INFO, 1, "Recovery failed.");
952 return -1;
953 }
954 return -1;
955 }
956 if (state->rxbuffer[7] != dst_check_sum(state->rxbuffer, 7)) {
957 dprintk(verbose, DST_INFO, 1, "checksum failure");
958 return -1;
959 }
960
961 return 0;
962 }
963 EXPORT_SYMBOL(dst_command);
964
965 static int dst_get_signal(struct dst_state *state)
966 {
967 int retval;
968 u8 get_signal[] = { 0x00, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfb };
969 //dprintk("%s: Getting Signal strength and other parameters\n", __FUNCTION__);
970 if ((state->diseq_flags & ATTEMPT_TUNE) == 0) {
971 state->decode_lock = state->decode_strength = state->decode_snr = 0;
972 return 0;
973 }
974 if (0 == (state->diseq_flags & HAS_LOCK)) {
975 state->decode_lock = state->decode_strength = state->decode_snr = 0;
976 return 0;
977 }
978 if (time_after_eq(jiffies, state->cur_jiff + (HZ / 5))) {
979 retval = dst_command(state, get_signal, 8);
980 if (retval < 0)
981 return retval;
982 if (state->dst_type == DST_TYPE_IS_SAT) {
983 state->decode_lock = ((state->rxbuffer[6] & 0x10) == 0) ? 1 : 0;
984 state->decode_strength = state->rxbuffer[5] << 8;
985 state->decode_snr = state->rxbuffer[2] << 8 | state->rxbuffer[3];
986 } else if ((state->dst_type == DST_TYPE_IS_TERR) || (state->dst_type == DST_TYPE_IS_CABLE)) {
987 state->decode_lock = (state->rxbuffer[1]) ? 1 : 0;
988 state->decode_strength = state->rxbuffer[4] << 8;
989 state->decode_snr = state->rxbuffer[3] << 8;
990 }
991 state->cur_jiff = jiffies;
992 }
993 return 0;
994 }
995
996 static int dst_tone_power_cmd(struct dst_state *state)
997 {
998 u8 paket[8] = { 0x00, 0x09, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00 };
999
1000 if (state->dst_type == DST_TYPE_IS_TERR)
1001 return 0;
1002 paket[4] = state->tx_tuna[4];
1003 paket[2] = state->tx_tuna[2];
1004 paket[3] = state->tx_tuna[3];
1005 paket[7] = dst_check_sum (paket, 7);
1006 dst_command(state, paket, 8);
1007
1008 return 0;
1009 }
1010
1011 static int dst_get_tuna(struct dst_state *state)
1012 {
1013 int retval;
1014
1015 if ((state->diseq_flags & ATTEMPT_TUNE) == 0)
1016 return 0;
1017 state->diseq_flags &= ~(HAS_LOCK);
1018 if (!dst_wait_dst_ready(state, NO_DELAY))
1019 return 0;
1020 if (state->type_flags & DST_TYPE_HAS_NEWTUNE)
1021 /* how to get variable length reply ???? */
1022 retval = read_dst(state, state->rx_tuna, 10);
1023 else
1024 retval = read_dst(state, &state->rx_tuna[2], FIXED_COMM);
1025 if (retval < 0) {
1026 dprintk(verbose, DST_DEBUG, 1, "read not successful");
1027 return 0;
1028 }
1029 if (state->type_flags & DST_TYPE_HAS_NEWTUNE) {
1030 if (state->rx_tuna[9] != dst_check_sum(&state->rx_tuna[0], 9)) {
1031 dprintk(verbose, DST_INFO, 1, "checksum failure ? ");
1032 return 0;
1033 }
1034 } else {
1035 if (state->rx_tuna[9] != dst_check_sum(&state->rx_tuna[2], 7)) {
1036 dprintk(verbose, DST_INFO, 1, "checksum failure? ");
1037 return 0;
1038 }
1039 }
1040 if (state->rx_tuna[2] == 0 && state->rx_tuna[3] == 0)
1041 return 0;
1042 state->decode_freq = ((state->rx_tuna[2] & 0x7f) << 8) + state->rx_tuna[3];
1043 state->decode_lock = 1;
1044 state->diseq_flags |= HAS_LOCK;
1045
1046 return 1;
1047 }
1048
1049 static int dst_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage);
1050
1051 static int dst_write_tuna(struct dvb_frontend *fe)
1052 {
1053 struct dst_state *state = fe->demodulator_priv;
1054 int retval;
1055 u8 reply;
1056
1057 dprintk(verbose, DST_INFO, 1, "type_flags 0x%x ", state->type_flags);
1058 state->decode_freq = 0;
1059 state->decode_lock = state->decode_strength = state->decode_snr = 0;
1060 if (state->dst_type == DST_TYPE_IS_SAT) {
1061 if (!(state->diseq_flags & HAS_POWER))
1062 dst_set_voltage(fe, SEC_VOLTAGE_13);
1063 }
1064 state->diseq_flags &= ~(HAS_LOCK | ATTEMPT_TUNE);
1065
1066 if ((dst_comm_init(state)) < 0) {
1067 dprintk(verbose, DST_DEBUG, 1, "DST Communication initialization failed.");
1068 return -1;
1069 }
1070 if (state->type_flags & DST_TYPE_HAS_NEWTUNE) {
1071 state->tx_tuna[9] = dst_check_sum(&state->tx_tuna[0], 9);
1072 retval = write_dst(state, &state->tx_tuna[0], 10);
1073 } else {
1074 state->tx_tuna[9] = dst_check_sum(&state->tx_tuna[2], 7);
1075 retval = write_dst(state, &state->tx_tuna[2], FIXED_COMM);
1076 }
1077 if (retval < 0) {
1078 dst_pio_disable(state);
1079 dprintk(verbose, DST_DEBUG, 1, "write not successful");
1080 return retval;
1081 }
1082 if ((dst_pio_disable(state)) < 0) {
1083 dprintk(verbose, DST_DEBUG, 1, "DST PIO disable failed !");
1084 return -1;
1085 }
1086 if ((read_dst(state, &reply, GET_ACK) < 0)) {
1087 dprintk(verbose, DST_DEBUG, 1, "read verify not successful.");
1088 return -1;
1089 }
1090 if (reply != ACK) {
1091 dprintk(verbose, DST_DEBUG, 1, "write not acknowledged 0x%02x ", reply);
1092 return 0;
1093 }
1094 state->diseq_flags |= ATTEMPT_TUNE;
1095
1096 return dst_get_tuna(state);
1097 }
1098
1099 /*
1100 * line22k0 0x00, 0x09, 0x00, 0xff, 0x01, 0x00, 0x00, 0x00
1101 * line22k1 0x00, 0x09, 0x01, 0xff, 0x01, 0x00, 0x00, 0x00
1102 * line22k2 0x00, 0x09, 0x02, 0xff, 0x01, 0x00, 0x00, 0x00
1103 * tone 0x00, 0x09, 0xff, 0x00, 0x01, 0x00, 0x00, 0x00
1104 * data 0x00, 0x09, 0xff, 0x01, 0x01, 0x00, 0x00, 0x00
1105 * power_off 0x00, 0x09, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00
1106 * power_on 0x00, 0x09, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00
1107 * Diseqc 1 0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf0, 0xec
1108 * Diseqc 2 0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf4, 0xe8
1109 * Diseqc 3 0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf8, 0xe4
1110 * Diseqc 4 0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xfc, 0xe0
1111 */
1112
1113 static int dst_set_diseqc(struct dvb_frontend *fe, struct dvb_diseqc_master_cmd *cmd)
1114 {
1115 struct dst_state *state = fe->demodulator_priv;
1116 u8 paket[8] = { 0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf0, 0xec };
1117
1118 if (state->dst_type != DST_TYPE_IS_SAT)
1119 return 0;
1120 if (cmd->msg_len == 0 || cmd->msg_len > 4)
1121 return -EINVAL;
1122 memcpy(&paket[3], cmd->msg, cmd->msg_len);
1123 paket[7] = dst_check_sum(&paket[0], 7);
1124 dst_command(state, paket, 8);
1125 return 0;
1126 }
1127
1128 static int dst_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)
1129 {
1130 int need_cmd;
1131 struct dst_state *state = fe->demodulator_priv;
1132
1133 state->voltage = voltage;
1134 if (state->dst_type != DST_TYPE_IS_SAT)
1135 return 0;
1136
1137 need_cmd = 0;
1138
1139 switch (voltage) {
1140 case SEC_VOLTAGE_13:
1141 case SEC_VOLTAGE_18:
1142 if ((state->diseq_flags & HAS_POWER) == 0)
1143 need_cmd = 1;
1144 state->diseq_flags |= HAS_POWER;
1145 state->tx_tuna[4] = 0x01;
1146 break;
1147 case SEC_VOLTAGE_OFF:
1148 need_cmd = 1;
1149 state->diseq_flags &= ~(HAS_POWER | HAS_LOCK | ATTEMPT_TUNE);
1150 state->tx_tuna[4] = 0x00;
1151 break;
1152 default:
1153 return -EINVAL;
1154 }
1155
1156 if (need_cmd)
1157 dst_tone_power_cmd(state);
1158
1159 return 0;
1160 }
1161
1162 static int dst_set_tone(struct dvb_frontend *fe, fe_sec_tone_mode_t tone)
1163 {
1164 struct dst_state *state = fe->demodulator_priv;
1165
1166 state->tone = tone;
1167 if (state->dst_type != DST_TYPE_IS_SAT)
1168 return 0;
1169
1170 switch (tone) {
1171 case SEC_TONE_OFF:
1172 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1173 state->tx_tuna[2] = 0x00;
1174 else
1175 state->tx_tuna[2] = 0xff;
1176 break;
1177
1178 case SEC_TONE_ON:
1179 state->tx_tuna[2] = 0x02;
1180 break;
1181 default:
1182 return -EINVAL;
1183 }
1184 dst_tone_power_cmd(state);
1185
1186 return 0;
1187 }
1188
1189 static int dst_send_burst(struct dvb_frontend *fe, fe_sec_mini_cmd_t minicmd)
1190 {
1191 struct dst_state *state = fe->demodulator_priv;
1192
1193 if (state->dst_type != DST_TYPE_IS_SAT)
1194 return 0;
1195 state->minicmd = minicmd;
1196 switch (minicmd) {
1197 case SEC_MINI_A:
1198 state->tx_tuna[3] = 0x02;
1199 break;
1200 case SEC_MINI_B:
1201 state->tx_tuna[3] = 0xff;
1202 break;
1203 }
1204 dst_tone_power_cmd(state);
1205
1206 return 0;
1207 }
1208
1209
1210 static int dst_init(struct dvb_frontend *fe)
1211 {
1212 struct dst_state *state = fe->demodulator_priv;
1213
1214 static u8 sat_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x00, 0x73, 0x21, 0x00, 0x00 };
1215 static u8 sat_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x55, 0xbd, 0x50, 0x00, 0x00 };
1216 static u8 ter_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1217 static u8 ter_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1218 static u8 cab_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1219 static u8 cab_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1220
1221 state->inversion = INVERSION_OFF;
1222 state->voltage = SEC_VOLTAGE_13;
1223 state->tone = SEC_TONE_OFF;
1224 state->diseq_flags = 0;
1225 state->k22 = 0x02;
1226 state->bandwidth = BANDWIDTH_7_MHZ;
1227 state->cur_jiff = jiffies;
1228 if (state->dst_type == DST_TYPE_IS_SAT)
1229 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_NEWTUNE) ? sat_tuna_188 : sat_tuna_204), sizeof (sat_tuna_204));
1230 else if (state->dst_type == DST_TYPE_IS_TERR)
1231 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_NEWTUNE) ? ter_tuna_188 : ter_tuna_204), sizeof (ter_tuna_204));
1232 else if (state->dst_type == DST_TYPE_IS_CABLE)
1233 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_NEWTUNE) ? cab_tuna_188 : cab_tuna_204), sizeof (cab_tuna_204));
1234
1235 return 0;
1236 }
1237
1238 static int dst_read_status(struct dvb_frontend *fe, fe_status_t *status)
1239 {
1240 struct dst_state *state = fe->demodulator_priv;
1241
1242 *status = 0;
1243 if (state->diseq_flags & HAS_LOCK) {
1244 // dst_get_signal(state); // don't require(?) to ask MCU
1245 if (state->decode_lock)
1246 *status |= FE_HAS_LOCK | FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_SYNC | FE_HAS_VITERBI;
1247 }
1248
1249 return 0;
1250 }
1251
1252 static int dst_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
1253 {
1254 struct dst_state *state = fe->demodulator_priv;
1255
1256 dst_get_signal(state);
1257 *strength = state->decode_strength;
1258
1259 return 0;
1260 }
1261
1262 static int dst_read_snr(struct dvb_frontend *fe, u16 *snr)
1263 {
1264 struct dst_state *state = fe->demodulator_priv;
1265
1266 dst_get_signal(state);
1267 *snr = state->decode_snr;
1268
1269 return 0;
1270 }
1271
1272 static int dst_set_frontend(struct dvb_frontend *fe, struct dvb_frontend_parameters *p)
1273 {
1274 struct dst_state *state = fe->demodulator_priv;
1275
1276 dst_set_freq(state, p->frequency);
1277 dprintk(verbose, DST_DEBUG, 1, "Set Frequency=[%d]", p->frequency);
1278
1279 if (state->dst_type == DST_TYPE_IS_SAT) {
1280 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1281 dst_set_inversion(state, p->inversion);
1282 dst_set_fec(state, p->u.qpsk.fec_inner);
1283 dst_set_symbolrate(state, p->u.qpsk.symbol_rate);
1284 dst_set_polarization(state);
1285 dprintk(verbose, DST_DEBUG, 1, "Set Symbolrate=[%d]", p->u.qpsk.symbol_rate);
1286
1287 } else if (state->dst_type == DST_TYPE_IS_TERR)
1288 dst_set_bandwidth(state, p->u.ofdm.bandwidth);
1289 else if (state->dst_type == DST_TYPE_IS_CABLE) {
1290 dst_set_fec(state, p->u.qam.fec_inner);
1291 dst_set_symbolrate(state, p->u.qam.symbol_rate);
1292 dst_set_modulation(state, p->u.qam.modulation);
1293 }
1294 dst_write_tuna(fe);
1295
1296 return 0;
1297 }
1298
1299 static int dst_get_frontend(struct dvb_frontend *fe, struct dvb_frontend_parameters *p)
1300 {
1301 struct dst_state *state = fe->demodulator_priv;
1302
1303 p->frequency = state->decode_freq;
1304 if (state->dst_type == DST_TYPE_IS_SAT) {
1305 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1306 p->inversion = state->inversion;
1307 p->u.qpsk.symbol_rate = state->symbol_rate;
1308 p->u.qpsk.fec_inner = dst_get_fec(state);
1309 } else if (state->dst_type == DST_TYPE_IS_TERR) {
1310 p->u.ofdm.bandwidth = state->bandwidth;
1311 } else if (state->dst_type == DST_TYPE_IS_CABLE) {
1312 p->u.qam.symbol_rate = state->symbol_rate;
1313 p->u.qam.fec_inner = dst_get_fec(state);
1314 p->u.qam.modulation = dst_get_modulation(state);
1315 }
1316
1317 return 0;
1318 }
1319
1320 static void dst_release(struct dvb_frontend *fe)
1321 {
1322 struct dst_state *state = fe->demodulator_priv;
1323 kfree(state);
1324 }
1325
1326 static struct dvb_frontend_ops dst_dvbt_ops;
1327 static struct dvb_frontend_ops dst_dvbs_ops;
1328 static struct dvb_frontend_ops dst_dvbc_ops;
1329
1330 struct dst_state *dst_attach(struct dst_state *state, struct dvb_adapter *dvb_adapter)
1331 {
1332 /* check if the ASIC is there */
1333 if (dst_probe(state) < 0) {
1334 if (state)
1335 kfree(state);
1336
1337 return NULL;
1338 }
1339 /* determine settings based on type */
1340 switch (state->dst_type) {
1341 case DST_TYPE_IS_TERR:
1342 memcpy(&state->ops, &dst_dvbt_ops, sizeof(struct dvb_frontend_ops));
1343 break;
1344 case DST_TYPE_IS_CABLE:
1345 memcpy(&state->ops, &dst_dvbc_ops, sizeof(struct dvb_frontend_ops));
1346 break;
1347 case DST_TYPE_IS_SAT:
1348 memcpy(&state->ops, &dst_dvbs_ops, sizeof(struct dvb_frontend_ops));
1349 break;
1350 default:
1351 dprintk(verbose, DST_ERROR, 1, "unknown DST type. please report to the LinuxTV.org DVB mailinglist.");
1352 if (state)
1353 kfree(state);
1354
1355 return NULL;
1356 }
1357
1358 /* create dvb_frontend */
1359 state->frontend.ops = &state->ops;
1360 state->frontend.demodulator_priv = state;
1361
1362 return state; /* Manu (DST is a card not a frontend) */
1363 }
1364
1365 EXPORT_SYMBOL(dst_attach);
1366
1367 static struct dvb_frontend_ops dst_dvbt_ops = {
1368
1369 .info = {
1370 .name = "DST DVB-T",
1371 .type = FE_OFDM,
1372 .frequency_min = 137000000,
1373 .frequency_max = 858000000,
1374 .frequency_stepsize = 166667,
1375 .caps = FE_CAN_FEC_AUTO | FE_CAN_QAM_AUTO | FE_CAN_TRANSMISSION_MODE_AUTO | FE_CAN_GUARD_INTERVAL_AUTO
1376 },
1377
1378 .release = dst_release,
1379 .init = dst_init,
1380 .set_frontend = dst_set_frontend,
1381 .get_frontend = dst_get_frontend,
1382 .read_status = dst_read_status,
1383 .read_signal_strength = dst_read_signal_strength,
1384 .read_snr = dst_read_snr,
1385 };
1386
1387 static struct dvb_frontend_ops dst_dvbs_ops = {
1388
1389 .info = {
1390 .name = "DST DVB-S",
1391 .type = FE_QPSK,
1392 .frequency_min = 950000,
1393 .frequency_max = 2150000,
1394 .frequency_stepsize = 1000, /* kHz for QPSK frontends */
1395 .frequency_tolerance = 29500,
1396 .symbol_rate_min = 1000000,
1397 .symbol_rate_max = 45000000,
1398 /* . symbol_rate_tolerance = ???,*/
1399 .caps = FE_CAN_FEC_AUTO | FE_CAN_QPSK
1400 },
1401
1402 .release = dst_release,
1403 .init = dst_init,
1404 .set_frontend = dst_set_frontend,
1405 .get_frontend = dst_get_frontend,
1406 .read_status = dst_read_status,
1407 .read_signal_strength = dst_read_signal_strength,
1408 .read_snr = dst_read_snr,
1409 .diseqc_send_burst = dst_send_burst,
1410 .diseqc_send_master_cmd = dst_set_diseqc,
1411 .set_voltage = dst_set_voltage,
1412 .set_tone = dst_set_tone,
1413 };
1414
1415 static struct dvb_frontend_ops dst_dvbc_ops = {
1416
1417 .info = {
1418 .name = "DST DVB-C",
1419 .type = FE_QAM,
1420 .frequency_stepsize = 62500,
1421 .frequency_min = 51000000,
1422 .frequency_max = 858000000,
1423 .symbol_rate_min = 1000000,
1424 .symbol_rate_max = 45000000,
1425 /* . symbol_rate_tolerance = ???,*/
1426 .caps = FE_CAN_FEC_AUTO | FE_CAN_QAM_AUTO
1427 },
1428
1429 .release = dst_release,
1430 .init = dst_init,
1431 .set_frontend = dst_set_frontend,
1432 .get_frontend = dst_get_frontend,
1433 .read_status = dst_read_status,
1434 .read_signal_strength = dst_read_signal_strength,
1435 .read_snr = dst_read_snr,
1436 };
1437
1438 MODULE_DESCRIPTION("DST DVB-S/T/C Combo Frontend driver");
1439 MODULE_AUTHOR("Jamie Honan, Manu Abraham");
1440 MODULE_LICENSE("GPL");
Software Suspend 2 for 2.6.18.y (mirror)