Linux 2.6.18.8
[linux-2.6/suspend2-2.6.18.git] / drivers / media / dvb / bt8xx / dst.c
blob06ac899a9a26931f3bc23b87cf9a1ae7a351a1a4
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)
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.
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.
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.
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"
33 static unsigned int verbose = 1;
34 module_param(verbose, int, 0644);
35 MODULE_PARM_DESC(verbose, "verbose startup messages, default is 1 (yes)");
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)");
41 static unsigned int dst_algo;
42 module_param(dst_algo, int, 0644);
43 MODULE_PARM_DESC(dst_algo, "tuning algo: default is 0=(SW), 1=(HW)");
45 #define HAS_LOCK 1
46 #define ATTEMPT_TUNE 2
47 #define HAS_POWER 4
49 #define DST_ERROR 0
50 #define DST_NOTICE 1
51 #define DST_INFO 2
52 #define DST_DEBUG 3
54 #define dprintk(x, y, z, format, arg...) do { \
55 if (z) { \
56 if ((x > DST_ERROR) && (x > y)) \
57 printk(KERN_ERR "dst(%d) %s: " format "\n", \
58 state->bt->nr, __func__ , ##arg); \
59 else if ((x > DST_NOTICE) && (x > y)) \
60 printk(KERN_NOTICE "dst(%d) %s: " format "\n", \
61 state->bt->nr, __func__ , ##arg); \
62 else if ((x > DST_INFO) && (x > y)) \
63 printk(KERN_INFO "dst(%d) %s: " format "\n", \
64 state->bt->nr, __func__ , ##arg); \
65 else if ((x > DST_DEBUG) && (x > y)) \
66 printk(KERN_DEBUG "dst(%d) %s: " format "\n", \
67 state->bt->nr, __func__ , ##arg); \
68 } else { \
69 if (x > y) \
70 printk(format, ##arg); \
71 } \
72 } while(0)
75 static void dst_packsize(struct dst_state *state, int psize)
77 union dst_gpio_packet bits;
79 bits.psize = psize;
80 bt878_device_control(state->bt, DST_IG_TS, &bits);
83 int dst_gpio_outb(struct dst_state *state, u32 mask, u32 enbb, u32 outhigh, int delay)
85 union dst_gpio_packet enb;
86 union dst_gpio_packet bits;
87 int err;
89 enb.enb.mask = mask;
90 enb.enb.enable = enbb;
92 dprintk(verbose, DST_INFO, 1, "mask=[%04x], enbb=[%04x], outhigh=[%04x]", mask, enbb, outhigh);
93 if ((err = bt878_device_control(state->bt, DST_IG_ENABLE, &enb)) < 0) {
94 dprintk(verbose, DST_INFO, 1, "dst_gpio_enb error (err == %i, mask == %02x, enb == %02x)", err, mask, enbb);
95 return -EREMOTEIO;
97 udelay(1000);
98 /* because complete disabling means no output, no need to do output packet */
99 if (enbb == 0)
100 return 0;
101 if (delay)
102 msleep(10);
103 bits.outp.mask = enbb;
104 bits.outp.highvals = outhigh;
105 if ((err = bt878_device_control(state->bt, DST_IG_WRITE, &bits)) < 0) {
106 dprintk(verbose, DST_INFO, 1, "dst_gpio_outb error (err == %i, enbb == %02x, outhigh == %02x)", err, enbb, outhigh);
107 return -EREMOTEIO;
110 return 0;
112 EXPORT_SYMBOL(dst_gpio_outb);
114 int dst_gpio_inb(struct dst_state *state, u8 *result)
116 union dst_gpio_packet rd_packet;
117 int err;
119 *result = 0;
120 if ((err = bt878_device_control(state->bt, DST_IG_READ, &rd_packet)) < 0) {
121 dprintk(verbose, DST_ERROR, 1, "dst_gpio_inb error (err == %i)", err);
122 return -EREMOTEIO;
124 *result = (u8) rd_packet.rd.value;
126 return 0;
128 EXPORT_SYMBOL(dst_gpio_inb);
130 int rdc_reset_state(struct dst_state *state)
132 dprintk(verbose, DST_INFO, 1, "Resetting state machine");
133 if (dst_gpio_outb(state, RDC_8820_INT, RDC_8820_INT, 0, NO_DELAY) < 0) {
134 dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
135 return -1;
137 msleep(10);
138 if (dst_gpio_outb(state, RDC_8820_INT, RDC_8820_INT, RDC_8820_INT, NO_DELAY) < 0) {
139 dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
140 msleep(10);
141 return -1;
144 return 0;
146 EXPORT_SYMBOL(rdc_reset_state);
148 int rdc_8820_reset(struct dst_state *state)
150 dprintk(verbose, DST_DEBUG, 1, "Resetting DST");
151 if (dst_gpio_outb(state, RDC_8820_RESET, RDC_8820_RESET, 0, NO_DELAY) < 0) {
152 dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
153 return -1;
155 udelay(1000);
156 if (dst_gpio_outb(state, RDC_8820_RESET, RDC_8820_RESET, RDC_8820_RESET, DELAY) < 0) {
157 dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
158 return -1;
161 return 0;
163 EXPORT_SYMBOL(rdc_8820_reset);
165 int dst_pio_enable(struct dst_state *state)
167 if (dst_gpio_outb(state, ~0, RDC_8820_PIO_0_ENABLE, 0, NO_DELAY) < 0) {
168 dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
169 return -1;
171 udelay(1000);
173 return 0;
175 EXPORT_SYMBOL(dst_pio_enable);
177 int dst_pio_disable(struct dst_state *state)
179 if (dst_gpio_outb(state, ~0, RDC_8820_PIO_0_DISABLE, RDC_8820_PIO_0_DISABLE, NO_DELAY) < 0) {
180 dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
181 return -1;
183 if (state->type_flags & DST_TYPE_HAS_FW_1)
184 udelay(1000);
186 return 0;
188 EXPORT_SYMBOL(dst_pio_disable);
190 int dst_wait_dst_ready(struct dst_state *state, u8 delay_mode)
192 u8 reply;
193 int i;
195 for (i = 0; i < 200; i++) {
196 if (dst_gpio_inb(state, &reply) < 0) {
197 dprintk(verbose, DST_ERROR, 1, "dst_gpio_inb ERROR !");
198 return -1;
200 if ((reply & RDC_8820_PIO_0_ENABLE) == 0) {
201 dprintk(verbose, DST_INFO, 1, "dst wait ready after %d", i);
202 return 1;
204 msleep(10);
206 dprintk(verbose, DST_NOTICE, 1, "dst wait NOT ready after %d", i);
208 return 0;
210 EXPORT_SYMBOL(dst_wait_dst_ready);
212 int dst_error_recovery(struct dst_state *state)
214 dprintk(verbose, DST_NOTICE, 1, "Trying to return from previous errors.");
215 dst_pio_disable(state);
216 msleep(10);
217 dst_pio_enable(state);
218 msleep(10);
220 return 0;
222 EXPORT_SYMBOL(dst_error_recovery);
224 int dst_error_bailout(struct dst_state *state)
226 dprintk(verbose, DST_INFO, 1, "Trying to bailout from previous error.");
227 rdc_8820_reset(state);
228 dst_pio_disable(state);
229 msleep(10);
231 return 0;
233 EXPORT_SYMBOL(dst_error_bailout);
235 int dst_comm_init(struct dst_state *state)
237 dprintk(verbose, DST_INFO, 1, "Initializing DST.");
238 if ((dst_pio_enable(state)) < 0) {
239 dprintk(verbose, DST_ERROR, 1, "PIO Enable Failed");
240 return -1;
242 if ((rdc_reset_state(state)) < 0) {
243 dprintk(verbose, DST_ERROR, 1, "RDC 8820 State RESET Failed.");
244 return -1;
246 if (state->type_flags & DST_TYPE_HAS_FW_1)
247 msleep(100);
248 else
249 msleep(5);
251 return 0;
253 EXPORT_SYMBOL(dst_comm_init);
255 int write_dst(struct dst_state *state, u8 *data, u8 len)
257 struct i2c_msg msg = {
258 .addr = state->config->demod_address,
259 .flags = 0,
260 .buf = data,
261 .len = len
264 int err;
265 u8 cnt, i;
267 dprintk(verbose, DST_NOTICE, 0, "writing [ ");
268 for (i = 0; i < len; i++)
269 dprintk(verbose, DST_NOTICE, 0, "%02x ", data[i]);
270 dprintk(verbose, DST_NOTICE, 0, "]\n");
272 for (cnt = 0; cnt < 2; cnt++) {
273 if ((err = i2c_transfer(state->i2c, &msg, 1)) < 0) {
274 dprintk(verbose, DST_INFO, 1, "_write_dst error (err == %i, len == 0x%02x, b0 == 0x%02x)", err, len, data[0]);
275 dst_error_recovery(state);
276 continue;
277 } else
278 break;
280 if (cnt >= 2) {
281 dprintk(verbose, DST_INFO, 1, "RDC 8820 RESET");
282 dst_error_bailout(state);
284 return -1;
287 return 0;
289 EXPORT_SYMBOL(write_dst);
291 int read_dst(struct dst_state *state, u8 *ret, u8 len)
293 struct i2c_msg msg = {
294 .addr = state->config->demod_address,
295 .flags = I2C_M_RD,
296 .buf = ret,
297 .len = len
300 int err;
301 int cnt;
303 for (cnt = 0; cnt < 2; cnt++) {
304 if ((err = i2c_transfer(state->i2c, &msg, 1)) < 0) {
305 dprintk(verbose, DST_INFO, 1, "read_dst error (err == %i, len == 0x%02x, b0 == 0x%02x)", err, len, ret[0]);
306 dst_error_recovery(state);
307 continue;
308 } else
309 break;
311 if (cnt >= 2) {
312 dprintk(verbose, DST_INFO, 1, "RDC 8820 RESET");
313 dst_error_bailout(state);
315 return -1;
317 dprintk(verbose, DST_DEBUG, 1, "reply is 0x%x", ret[0]);
318 for (err = 1; err < len; err++)
319 dprintk(verbose, DST_DEBUG, 0, " 0x%x", ret[err]);
320 if (err > 1)
321 dprintk(verbose, DST_DEBUG, 0, "\n");
323 return 0;
325 EXPORT_SYMBOL(read_dst);
327 static int dst_set_polarization(struct dst_state *state)
329 switch (state->voltage) {
330 case SEC_VOLTAGE_13: /* Vertical */
331 dprintk(verbose, DST_INFO, 1, "Polarization=[Vertical]");
332 state->tx_tuna[8] &= ~0x40;
333 break;
334 case SEC_VOLTAGE_18: /* Horizontal */
335 dprintk(verbose, DST_INFO, 1, "Polarization=[Horizontal]");
336 state->tx_tuna[8] |= 0x40;
337 break;
338 case SEC_VOLTAGE_OFF:
339 break;
342 return 0;
345 static int dst_set_freq(struct dst_state *state, u32 freq)
347 state->frequency = freq;
348 dprintk(verbose, DST_INFO, 1, "set Frequency %u", freq);
350 if (state->dst_type == DST_TYPE_IS_SAT) {
351 freq = freq / 1000;
352 if (freq < 950 || freq > 2150)
353 return -EINVAL;
354 state->tx_tuna[2] = (freq >> 8);
355 state->tx_tuna[3] = (u8) freq;
356 state->tx_tuna[4] = 0x01;
357 state->tx_tuna[8] &= ~0x04;
358 if (state->type_flags & DST_TYPE_HAS_OBS_REGS) {
359 if (freq < 1531)
360 state->tx_tuna[8] |= 0x04;
362 } else if (state->dst_type == DST_TYPE_IS_TERR) {
363 freq = freq / 1000;
364 if (freq < 137000 || freq > 858000)
365 return -EINVAL;
366 state->tx_tuna[2] = (freq >> 16) & 0xff;
367 state->tx_tuna[3] = (freq >> 8) & 0xff;
368 state->tx_tuna[4] = (u8) freq;
369 } else if (state->dst_type == DST_TYPE_IS_CABLE) {
370 freq = freq / 1000;
371 state->tx_tuna[2] = (freq >> 16) & 0xff;
372 state->tx_tuna[3] = (freq >> 8) & 0xff;
373 state->tx_tuna[4] = (u8) freq;
374 } else if (state->dst_type == DST_TYPE_IS_ATSC) {
375 freq = freq / 1000;
376 if (freq < 51000 || freq > 858000)
377 return -EINVAL;
378 state->tx_tuna[2] = (freq >> 16) & 0xff;
379 state->tx_tuna[3] = (freq >> 8) & 0xff;
380 state->tx_tuna[4] = (u8) freq;
381 state->tx_tuna[5] = 0x00; /* ATSC */
382 state->tx_tuna[6] = 0x00;
383 if (state->dst_hw_cap & DST_TYPE_HAS_ANALOG)
384 state->tx_tuna[7] = 0x00; /* Digital */
385 } else
386 return -EINVAL;
388 return 0;
391 static int dst_set_bandwidth(struct dst_state *state, fe_bandwidth_t bandwidth)
393 state->bandwidth = bandwidth;
395 if (state->dst_type != DST_TYPE_IS_TERR)
396 return -EOPNOTSUPP;
398 switch (bandwidth) {
399 case BANDWIDTH_6_MHZ:
400 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
401 state->tx_tuna[7] = 0x06;
402 else {
403 state->tx_tuna[6] = 0x06;
404 state->tx_tuna[7] = 0x00;
406 break;
407 case BANDWIDTH_7_MHZ:
408 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
409 state->tx_tuna[7] = 0x07;
410 else {
411 state->tx_tuna[6] = 0x07;
412 state->tx_tuna[7] = 0x00;
414 break;
415 case BANDWIDTH_8_MHZ:
416 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
417 state->tx_tuna[7] = 0x08;
418 else {
419 state->tx_tuna[6] = 0x08;
420 state->tx_tuna[7] = 0x00;
422 break;
423 default:
424 return -EINVAL;
427 return 0;
430 static int dst_set_inversion(struct dst_state *state, fe_spectral_inversion_t inversion)
432 state->inversion = inversion;
433 switch (inversion) {
434 case INVERSION_OFF: /* Inversion = Normal */
435 state->tx_tuna[8] &= ~0x80;
436 break;
437 case INVERSION_ON:
438 state->tx_tuna[8] |= 0x80;
439 break;
440 default:
441 return -EINVAL;
444 return 0;
447 static int dst_set_fec(struct dst_state *state, fe_code_rate_t fec)
449 state->fec = fec;
450 return 0;
453 static fe_code_rate_t dst_get_fec(struct dst_state *state)
455 return state->fec;
458 static int dst_set_symbolrate(struct dst_state *state, u32 srate)
460 u32 symcalc;
461 u64 sval;
463 state->symbol_rate = srate;
464 if (state->dst_type == DST_TYPE_IS_TERR) {
465 return -EOPNOTSUPP;
467 dprintk(verbose, DST_INFO, 1, "set symrate %u", srate);
468 srate /= 1000;
469 if (state->dst_type == DST_TYPE_IS_SAT) {
470 if (state->type_flags & DST_TYPE_HAS_SYMDIV) {
471 sval = srate;
472 sval <<= 20;
473 do_div(sval, 88000);
474 symcalc = (u32) sval;
475 dprintk(verbose, DST_INFO, 1, "set symcalc %u", symcalc);
476 state->tx_tuna[5] = (u8) (symcalc >> 12);
477 state->tx_tuna[6] = (u8) (symcalc >> 4);
478 state->tx_tuna[7] = (u8) (symcalc << 4);
479 } else {
480 state->tx_tuna[5] = (u8) (srate >> 16) & 0x7f;
481 state->tx_tuna[6] = (u8) (srate >> 8);
482 state->tx_tuna[7] = (u8) srate;
484 state->tx_tuna[8] &= ~0x20;
485 if (state->type_flags & DST_TYPE_HAS_OBS_REGS) {
486 if (srate > 8000)
487 state->tx_tuna[8] |= 0x20;
489 } else if (state->dst_type == DST_TYPE_IS_CABLE) {
490 dprintk(verbose, DST_DEBUG, 1, "%s", state->fw_name);
491 if (!strncmp(state->fw_name, "DCTNEW", 6)) {
492 state->tx_tuna[5] = (u8) (srate >> 8);
493 state->tx_tuna[6] = (u8) srate;
494 state->tx_tuna[7] = 0x00;
495 } else if (!strncmp(state->fw_name, "DCT-CI", 6)) {
496 state->tx_tuna[5] = 0x00;
497 state->tx_tuna[6] = (u8) (srate >> 8);
498 state->tx_tuna[7] = (u8) srate;
501 return 0;
504 static int dst_set_modulation(struct dst_state *state, fe_modulation_t modulation)
506 if (state->dst_type != DST_TYPE_IS_CABLE)
507 return -EOPNOTSUPP;
509 state->modulation = modulation;
510 switch (modulation) {
511 case QAM_16:
512 state->tx_tuna[8] = 0x10;
513 break;
514 case QAM_32:
515 state->tx_tuna[8] = 0x20;
516 break;
517 case QAM_64:
518 state->tx_tuna[8] = 0x40;
519 break;
520 case QAM_128:
521 state->tx_tuna[8] = 0x80;
522 break;
523 case QAM_256:
524 if (!strncmp(state->fw_name, "DCTNEW", 6))
525 state->tx_tuna[8] = 0xff;
526 else if (!strncmp(state->fw_name, "DCT-CI", 6))
527 state->tx_tuna[8] = 0x00;
528 break;
529 case QPSK:
530 case QAM_AUTO:
531 case VSB_8:
532 case VSB_16:
533 default:
534 return -EINVAL;
538 return 0;
541 static fe_modulation_t dst_get_modulation(struct dst_state *state)
543 return state->modulation;
547 u8 dst_check_sum(u8 *buf, u32 len)
549 u32 i;
550 u8 val = 0;
551 if (!len)
552 return 0;
553 for (i = 0; i < len; i++) {
554 val += buf[i];
556 return ((~val) + 1);
558 EXPORT_SYMBOL(dst_check_sum);
560 static void dst_type_flags_print(struct dst_state *state)
562 u32 type_flags = state->type_flags;
564 dprintk(verbose, DST_ERROR, 0, "DST type flags :");
565 if (type_flags & DST_TYPE_HAS_TS188)
566 dprintk(verbose, DST_ERROR, 0, " 0x%x newtuner", DST_TYPE_HAS_TS188);
567 if (type_flags & DST_TYPE_HAS_NEWTUNE_2)
568 dprintk(verbose, DST_ERROR, 0, " 0x%x newtuner 2", DST_TYPE_HAS_NEWTUNE_2);
569 if (type_flags & DST_TYPE_HAS_TS204)
570 dprintk(verbose, DST_ERROR, 0, " 0x%x ts204", DST_TYPE_HAS_TS204);
571 if (type_flags & DST_TYPE_HAS_VLF)
572 dprintk(verbose, DST_ERROR, 0, " 0x%x VLF", DST_TYPE_HAS_VLF);
573 if (type_flags & DST_TYPE_HAS_SYMDIV)
574 dprintk(verbose, DST_ERROR, 0, " 0x%x symdiv", DST_TYPE_HAS_SYMDIV);
575 if (type_flags & DST_TYPE_HAS_FW_1)
576 dprintk(verbose, DST_ERROR, 0, " 0x%x firmware version = 1", DST_TYPE_HAS_FW_1);
577 if (type_flags & DST_TYPE_HAS_FW_2)
578 dprintk(verbose, DST_ERROR, 0, " 0x%x firmware version = 2", DST_TYPE_HAS_FW_2);
579 if (type_flags & DST_TYPE_HAS_FW_3)
580 dprintk(verbose, DST_ERROR, 0, " 0x%x firmware version = 3", DST_TYPE_HAS_FW_3);
581 dprintk(verbose, DST_ERROR, 0, "\n");
585 static int dst_type_print(struct dst_state *state, u8 type)
587 char *otype;
588 switch (type) {
589 case DST_TYPE_IS_SAT:
590 otype = "satellite";
591 break;
593 case DST_TYPE_IS_TERR:
594 otype = "terrestrial";
595 break;
597 case DST_TYPE_IS_CABLE:
598 otype = "cable";
599 break;
601 case DST_TYPE_IS_ATSC:
602 otype = "atsc";
603 break;
605 default:
606 dprintk(verbose, DST_INFO, 1, "invalid dst type %d", type);
607 return -EINVAL;
609 dprintk(verbose, DST_INFO, 1, "DST type: %s", otype);
611 return 0;
614 struct tuner_types tuner_list[] = {
616 .tuner_type = TUNER_TYPE_L64724,
617 .tuner_name = "L 64724",
618 .board_name = "UNKNOWN",
619 .fw_name = "UNKNOWN"
623 .tuner_type = TUNER_TYPE_STV0299,
624 .tuner_name = "STV 0299",
625 .board_name = "VP1020",
626 .fw_name = "DST-MOT"
630 .tuner_type = TUNER_TYPE_STV0299,
631 .tuner_name = "STV 0299",
632 .board_name = "VP1020",
633 .fw_name = "DST-03T"
637 .tuner_type = TUNER_TYPE_MB86A15,
638 .tuner_name = "MB 86A15",
639 .board_name = "VP1022",
640 .fw_name = "DST-03T"
644 .tuner_type = TUNER_TYPE_MB86A15,
645 .tuner_name = "MB 86A15",
646 .board_name = "VP1025",
647 .fw_name = "DST-03T"
651 .tuner_type = TUNER_TYPE_STV0299,
652 .tuner_name = "STV 0299",
653 .board_name = "VP1030",
654 .fw_name = "DST-CI"
658 .tuner_type = TUNER_TYPE_STV0299,
659 .tuner_name = "STV 0299",
660 .board_name = "VP1030",
661 .fw_name = "DSTMCI"
665 .tuner_type = TUNER_TYPE_UNKNOWN,
666 .tuner_name = "UNKNOWN",
667 .board_name = "VP2021",
668 .fw_name = "DCTNEW"
672 .tuner_type = TUNER_TYPE_UNKNOWN,
673 .tuner_name = "UNKNOWN",
674 .board_name = "VP2030",
675 .fw_name = "DCT-CI"
679 .tuner_type = TUNER_TYPE_UNKNOWN,
680 .tuner_name = "UNKNOWN",
681 .board_name = "VP2031",
682 .fw_name = "DCT-CI"
686 .tuner_type = TUNER_TYPE_UNKNOWN,
687 .tuner_name = "UNKNOWN",
688 .board_name = "VP2040",
689 .fw_name = "DCT-CI"
693 .tuner_type = TUNER_TYPE_UNKNOWN,
694 .tuner_name = "UNKNOWN",
695 .board_name = "VP3020",
696 .fw_name = "DTTFTA"
700 .tuner_type = TUNER_TYPE_UNKNOWN,
701 .tuner_name = "UNKNOWN",
702 .board_name = "VP3021",
703 .fw_name = "DTTFTA"
707 .tuner_type = TUNER_TYPE_TDA10046,
708 .tuner_name = "TDA10046",
709 .board_name = "VP3040",
710 .fw_name = "DTT-CI"
714 .tuner_type = TUNER_TYPE_UNKNOWN,
715 .tuner_name = "UNKNOWN",
716 .board_name = "VP3051",
717 .fw_name = "DTTNXT"
721 .tuner_type = TUNER_TYPE_NXT200x,
722 .tuner_name = "NXT200x",
723 .board_name = "VP3220",
724 .fw_name = "ATSCDI"
728 .tuner_type = TUNER_TYPE_NXT200x,
729 .tuner_name = "NXT200x",
730 .board_name = "VP3250",
731 .fw_name = "ATSCAD"
736 Known cards list
737 Satellite
738 -------------------
739 200103A
740 VP-1020 DST-MOT LG(old), TS=188
742 VP-1020 DST-03T LG(new), TS=204
743 VP-1022 DST-03T LG(new), TS=204
744 VP-1025 DST-03T LG(new), TS=204
746 VP-1030 DSTMCI, LG(new), TS=188
747 VP-1032 DSTMCI, LG(new), TS=188
749 Cable
750 -------------------
751 VP-2030 DCT-CI, Samsung, TS=204
752 VP-2021 DCT-CI, Unknown, TS=204
753 VP-2031 DCT-CI, Philips, TS=188
754 VP-2040 DCT-CI, Philips, TS=188, with CA daughter board
755 VP-2040 DCT-CI, Philips, TS=204, without CA daughter board
757 Terrestrial
758 -------------------
759 VP-3050 DTTNXT TS=188
760 VP-3040 DTT-CI, Philips, TS=188
761 VP-3040 DTT-CI, Philips, TS=204
763 ATSC
764 -------------------
765 VP-3220 ATSCDI, TS=188
766 VP-3250 ATSCAD, TS=188
770 static struct dst_types dst_tlist[] = {
772 .device_id = "200103A",
773 .offset = 0,
774 .dst_type = DST_TYPE_IS_SAT,
775 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1 | DST_TYPE_HAS_OBS_REGS,
776 .dst_feature = 0,
777 .tuner_type = 0
778 }, /* obsolete */
781 .device_id = "DST-020",
782 .offset = 0,
783 .dst_type = DST_TYPE_IS_SAT,
784 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1,
785 .dst_feature = 0,
786 .tuner_type = 0
787 }, /* obsolete */
790 .device_id = "DST-030",
791 .offset = 0,
792 .dst_type = DST_TYPE_IS_SAT,
793 .type_flags = DST_TYPE_HAS_TS204 | DST_TYPE_HAS_TS188 | DST_TYPE_HAS_FW_1,
794 .dst_feature = 0,
795 .tuner_type = 0
796 }, /* obsolete */
799 .device_id = "DST-03T",
800 .offset = 0,
801 .dst_type = DST_TYPE_IS_SAT,
802 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_TS204 | DST_TYPE_HAS_FW_2,
803 .dst_feature = DST_TYPE_HAS_DISEQC3 | DST_TYPE_HAS_DISEQC4 | DST_TYPE_HAS_DISEQC5
804 | DST_TYPE_HAS_MAC | DST_TYPE_HAS_MOTO,
805 .tuner_type = TUNER_TYPE_MULTI
809 .device_id = "DST-MOT",
810 .offset = 0,
811 .dst_type = DST_TYPE_IS_SAT,
812 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1,
813 .dst_feature = 0,
814 .tuner_type = 0
815 }, /* obsolete */
818 .device_id = "DST-CI",
819 .offset = 1,
820 .dst_type = DST_TYPE_IS_SAT,
821 .type_flags = DST_TYPE_HAS_TS204 | DST_TYPE_HAS_FW_1,
822 .dst_feature = DST_TYPE_HAS_CA,
823 .tuner_type = 0
824 }, /* An OEM board */
827 .device_id = "DSTMCI",
828 .offset = 1,
829 .dst_type = DST_TYPE_IS_SAT,
830 .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,
831 .dst_feature = DST_TYPE_HAS_CA | DST_TYPE_HAS_DISEQC3 | DST_TYPE_HAS_DISEQC4
832 | DST_TYPE_HAS_MOTO | DST_TYPE_HAS_MAC,
833 .tuner_type = TUNER_TYPE_MULTI
837 .device_id = "DSTFCI",
838 .offset = 1,
839 .dst_type = DST_TYPE_IS_SAT,
840 .type_flags = DST_TYPE_HAS_TS188 | DST_TYPE_HAS_FW_1,
841 .dst_feature = 0,
842 .tuner_type = 0
843 }, /* unknown to vendor */
846 .device_id = "DCT-CI",
847 .offset = 1,
848 .dst_type = DST_TYPE_IS_CABLE,
849 .type_flags = DST_TYPE_HAS_MULTI_FE | DST_TYPE_HAS_FW_1 | DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_VLF,
850 .dst_feature = DST_TYPE_HAS_CA,
851 .tuner_type = 0
855 .device_id = "DCTNEW",
856 .offset = 1,
857 .dst_type = DST_TYPE_IS_CABLE,
858 .type_flags = DST_TYPE_HAS_TS188 | DST_TYPE_HAS_FW_3 | DST_TYPE_HAS_FW_BUILD | DST_TYPE_HAS_MULTI_FE,
859 .dst_feature = 0,
860 .tuner_type = 0
864 .device_id = "DTT-CI",
865 .offset = 1,
866 .dst_type = DST_TYPE_IS_TERR,
867 .type_flags = DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_MULTI_FE | DST_TYPE_HAS_VLF,
868 .dst_feature = DST_TYPE_HAS_CA,
869 .tuner_type = 0
873 .device_id = "DTTDIG",
874 .offset = 1,
875 .dst_type = DST_TYPE_IS_TERR,
876 .type_flags = DST_TYPE_HAS_FW_2,
877 .dst_feature = 0,
878 .tuner_type = 0
882 .device_id = "DTTNXT",
883 .offset = 1,
884 .dst_type = DST_TYPE_IS_TERR,
885 .type_flags = DST_TYPE_HAS_FW_2,
886 .dst_feature = DST_TYPE_HAS_ANALOG,
887 .tuner_type = 0
891 .device_id = "ATSCDI",
892 .offset = 1,
893 .dst_type = DST_TYPE_IS_ATSC,
894 .type_flags = DST_TYPE_HAS_FW_2,
895 .dst_feature = 0,
896 .tuner_type = 0
900 .device_id = "ATSCAD",
901 .offset = 1,
902 .dst_type = DST_TYPE_IS_ATSC,
903 .type_flags = DST_TYPE_HAS_MULTI_FE | DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_FW_BUILD,
904 .dst_feature = DST_TYPE_HAS_MAC | DST_TYPE_HAS_ANALOG,
905 .tuner_type = 0
912 static int dst_get_mac(struct dst_state *state)
914 u8 get_mac[] = { 0x00, 0x0a, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
915 get_mac[7] = dst_check_sum(get_mac, 7);
916 if (dst_command(state, get_mac, 8) < 0) {
917 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
918 return -1;
920 memset(&state->mac_address, '\0', 8);
921 memcpy(&state->mac_address, &state->rxbuffer, 6);
922 dprintk(verbose, DST_ERROR, 1, "MAC Address=[%02x:%02x:%02x:%02x:%02x:%02x]",
923 state->mac_address[0], state->mac_address[1], state->mac_address[2],
924 state->mac_address[4], state->mac_address[5], state->mac_address[6]);
926 return 0;
929 static int dst_fw_ver(struct dst_state *state)
931 u8 get_ver[] = { 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
932 get_ver[7] = dst_check_sum(get_ver, 7);
933 if (dst_command(state, get_ver, 8) < 0) {
934 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
935 return -1;
937 memset(&state->fw_version, '\0', 8);
938 memcpy(&state->fw_version, &state->rxbuffer, 8);
939 dprintk(verbose, DST_ERROR, 1, "Firmware Ver = %x.%x Build = %02x, on %x:%x, %x-%x-20%02x",
940 state->fw_version[0] >> 4, state->fw_version[0] & 0x0f,
941 state->fw_version[1],
942 state->fw_version[5], state->fw_version[6],
943 state->fw_version[4], state->fw_version[3], state->fw_version[2]);
945 return 0;
948 static int dst_card_type(struct dst_state *state)
950 int j;
951 struct tuner_types *p_tuner_list = NULL;
953 u8 get_type[] = { 0x00, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
954 get_type[7] = dst_check_sum(get_type, 7);
955 if (dst_command(state, get_type, 8) < 0) {
956 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
957 return -1;
959 memset(&state->card_info, '\0', 8);
960 memcpy(&state->card_info, &state->rxbuffer, 7);
961 dprintk(verbose, DST_ERROR, 1, "Device Model=[%s]", &state->card_info[0]);
963 for (j = 0, p_tuner_list = tuner_list; j < ARRAY_SIZE(tuner_list); j++, p_tuner_list++) {
964 if (!strcmp(&state->card_info[0], p_tuner_list->board_name)) {
965 state->tuner_type = p_tuner_list->tuner_type;
966 dprintk(verbose, DST_ERROR, 1, "DST has [%s] tuner, tuner type=[%d]",
967 p_tuner_list->tuner_name, p_tuner_list->tuner_type);
971 return 0;
974 static int dst_get_vendor(struct dst_state *state)
976 u8 get_vendor[] = { 0x00, 0x12, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
977 get_vendor[7] = dst_check_sum(get_vendor, 7);
978 if (dst_command(state, get_vendor, 8) < 0) {
979 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
980 return -1;
982 memset(&state->vendor, '\0', 8);
983 memcpy(&state->vendor, &state->rxbuffer, 7);
984 dprintk(verbose, DST_ERROR, 1, "Vendor=[%s]", &state->vendor[0]);
986 return 0;
989 static void debug_dst_buffer(struct dst_state *state)
991 int i;
993 if (verbose > 2) {
994 printk("%s: [", __func__);
995 for (i = 0; i < 8; i++)
996 printk(" %02x", state->rxbuffer[i]);
997 printk("]\n");
1001 static int dst_check_stv0299(struct dst_state *state)
1003 u8 check_stv0299[] = { 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1005 check_stv0299[7] = dst_check_sum(check_stv0299, 7);
1006 if (dst_command(state, check_stv0299, 8) < 0) {
1007 dprintk(verbose, DST_ERROR, 1, "Cmd=[0x04] failed");
1008 return -1;
1010 debug_dst_buffer(state);
1012 if (memcmp(&check_stv0299, &state->rxbuffer, 8)) {
1013 dprintk(verbose, DST_ERROR, 1, "Found a STV0299 NIM");
1014 state->tuner_type = TUNER_TYPE_STV0299;
1015 return 0;
1018 return -1;
1021 static int dst_check_mb86a15(struct dst_state *state)
1023 u8 check_mb86a15[] = { 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1025 check_mb86a15[7] = dst_check_sum(check_mb86a15, 7);
1026 if (dst_command(state, check_mb86a15, 8) < 0) {
1027 dprintk(verbose, DST_ERROR, 1, "Cmd=[0x10], failed");
1028 return -1;
1030 debug_dst_buffer(state);
1032 if (memcmp(&check_mb86a15, &state->rxbuffer, 8) < 0) {
1033 dprintk(verbose, DST_ERROR, 1, "Found a MB86A15 NIM");
1034 state->tuner_type = TUNER_TYPE_MB86A15;
1035 return 0;
1038 return -1;
1041 static int dst_get_tuner_info(struct dst_state *state)
1043 u8 get_tuner_1[] = { 0x00, 0x13, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1044 u8 get_tuner_2[] = { 0x00, 0x0b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1046 get_tuner_1[7] = dst_check_sum(get_tuner_1, 7);
1047 get_tuner_2[7] = dst_check_sum(get_tuner_2, 7);
1048 dprintk(verbose, DST_ERROR, 1, "DST TYpe = MULTI FE");
1049 if (state->type_flags & DST_TYPE_HAS_MULTI_FE) {
1050 if (dst_command(state, get_tuner_1, 8) < 0) {
1051 dprintk(verbose, DST_INFO, 1, "Cmd=[0x13], Unsupported");
1052 goto force;
1054 } else {
1055 if (dst_command(state, get_tuner_2, 8) < 0) {
1056 dprintk(verbose, DST_INFO, 1, "Cmd=[0xb], Unsupported");
1057 goto force;
1060 memset(&state->board_info, '\0', 8);
1061 memcpy(&state->board_info, &state->rxbuffer, 8);
1062 if (state->type_flags & DST_TYPE_HAS_MULTI_FE) {
1063 dprintk(verbose, DST_ERROR, 1, "DST type has TS=188");
1065 if (state->board_info[0] == 0xbc) {
1066 if (state->type_flags != DST_TYPE_IS_ATSC)
1067 state->type_flags |= DST_TYPE_HAS_TS188;
1068 else
1069 state->type_flags |= DST_TYPE_HAS_NEWTUNE_2;
1071 if (state->board_info[1] == 0x01) {
1072 state->dst_hw_cap |= DST_TYPE_HAS_DBOARD;
1073 dprintk(verbose, DST_ERROR, 1, "DST has Daughterboard");
1077 return 0;
1078 force:
1079 if (!strncmp(state->fw_name, "DCT-CI", 6)) {
1080 state->type_flags |= DST_TYPE_HAS_TS204;
1081 dprintk(verbose, DST_ERROR, 1, "Forcing [%s] to TS188", state->fw_name);
1084 return -1;
1087 static int dst_get_device_id(struct dst_state *state)
1089 u8 reply;
1091 int i, j;
1092 struct dst_types *p_dst_type = NULL;
1093 struct tuner_types *p_tuner_list = NULL;
1095 u8 use_dst_type = 0;
1096 u32 use_type_flags = 0;
1098 static u8 device_type[8] = {0x00, 0x06, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff};
1100 state->tuner_type = 0;
1101 device_type[7] = dst_check_sum(device_type, 7);
1103 if (write_dst(state, device_type, FIXED_COMM))
1104 return -1; /* Write failed */
1105 if ((dst_pio_disable(state)) < 0)
1106 return -1;
1107 if (read_dst(state, &reply, GET_ACK))
1108 return -1; /* Read failure */
1109 if (reply != ACK) {
1110 dprintk(verbose, DST_INFO, 1, "Write not Acknowledged! [Reply=0x%02x]", reply);
1111 return -1; /* Unack'd write */
1113 if (!dst_wait_dst_ready(state, DEVICE_INIT))
1114 return -1; /* DST not ready yet */
1115 if (read_dst(state, state->rxbuffer, FIXED_COMM))
1116 return -1;
1118 dst_pio_disable(state);
1119 if (state->rxbuffer[7] != dst_check_sum(state->rxbuffer, 7)) {
1120 dprintk(verbose, DST_INFO, 1, "Checksum failure!");
1121 return -1; /* Checksum failure */
1123 state->rxbuffer[7] = '\0';
1125 for (i = 0, p_dst_type = dst_tlist; i < ARRAY_SIZE(dst_tlist); i++, p_dst_type++) {
1126 if (!strncmp (&state->rxbuffer[p_dst_type->offset], p_dst_type->device_id, strlen (p_dst_type->device_id))) {
1127 use_type_flags = p_dst_type->type_flags;
1128 use_dst_type = p_dst_type->dst_type;
1130 /* Card capabilities */
1131 state->dst_hw_cap = p_dst_type->dst_feature;
1132 dprintk(verbose, DST_ERROR, 1, "Recognise [%s]", p_dst_type->device_id);
1133 strncpy(&state->fw_name[0], p_dst_type->device_id, 6);
1134 /* Multiple tuners */
1135 if (p_dst_type->tuner_type & TUNER_TYPE_MULTI) {
1136 switch (use_dst_type) {
1137 case DST_TYPE_IS_SAT:
1138 /* STV0299 check */
1139 if (dst_check_stv0299(state) < 0) {
1140 dprintk(verbose, DST_ERROR, 1, "Unsupported");
1141 state->tuner_type = TUNER_TYPE_MB86A15;
1143 break;
1144 default:
1145 break;
1147 if (dst_check_mb86a15(state) < 0)
1148 dprintk(verbose, DST_ERROR, 1, "Unsupported");
1149 /* Single tuner */
1150 } else {
1151 state->tuner_type = p_dst_type->tuner_type;
1153 for (j = 0, p_tuner_list = tuner_list; j < ARRAY_SIZE(tuner_list); j++, p_tuner_list++) {
1154 if (!(strncmp(p_dst_type->device_id, p_tuner_list->fw_name, 7)) &&
1155 p_tuner_list->tuner_type == state->tuner_type) {
1156 dprintk(verbose, DST_ERROR, 1, "[%s] has a [%s]",
1157 p_dst_type->device_id, p_tuner_list->tuner_name);
1160 break;
1164 if (i >= sizeof (dst_tlist) / sizeof (dst_tlist [0])) {
1165 dprintk(verbose, DST_ERROR, 1, "Unable to recognize %s or %s", &state->rxbuffer[0], &state->rxbuffer[1]);
1166 dprintk(verbose, DST_ERROR, 1, "please email linux-dvb@linuxtv.org with this type in");
1167 use_dst_type = DST_TYPE_IS_SAT;
1168 use_type_flags = DST_TYPE_HAS_SYMDIV;
1170 dst_type_print(state, use_dst_type);
1171 state->type_flags = use_type_flags;
1172 state->dst_type = use_dst_type;
1173 dst_type_flags_print(state);
1175 return 0;
1178 static int dst_probe(struct dst_state *state)
1180 mutex_init(&state->dst_mutex);
1181 if (dst_addons & DST_TYPE_HAS_CA) {
1182 if ((rdc_8820_reset(state)) < 0) {
1183 dprintk(verbose, DST_ERROR, 1, "RDC 8820 RESET Failed.");
1184 return -1;
1186 msleep(4000);
1187 } else {
1188 msleep(100);
1190 if ((dst_comm_init(state)) < 0) {
1191 dprintk(verbose, DST_ERROR, 1, "DST Initialization Failed.");
1192 return -1;
1194 msleep(100);
1195 if (dst_get_device_id(state) < 0) {
1196 dprintk(verbose, DST_ERROR, 1, "unknown device.");
1197 return -1;
1199 if (dst_get_mac(state) < 0) {
1200 dprintk(verbose, DST_INFO, 1, "MAC: Unsupported command");
1202 if ((state->type_flags & DST_TYPE_HAS_MULTI_FE) || (state->type_flags & DST_TYPE_HAS_FW_BUILD)) {
1203 if (dst_get_tuner_info(state) < 0)
1204 dprintk(verbose, DST_INFO, 1, "Tuner: Unsupported command");
1206 if (state->type_flags & DST_TYPE_HAS_TS204) {
1207 dst_packsize(state, 204);
1209 if (state->type_flags & DST_TYPE_HAS_FW_BUILD) {
1210 if (dst_fw_ver(state) < 0) {
1211 dprintk(verbose, DST_INFO, 1, "FW: Unsupported command");
1212 return 0;
1214 if (dst_card_type(state) < 0) {
1215 dprintk(verbose, DST_INFO, 1, "Card: Unsupported command");
1216 return 0;
1218 if (dst_get_vendor(state) < 0) {
1219 dprintk(verbose, DST_INFO, 1, "Vendor: Unsupported command");
1220 return 0;
1224 return 0;
1227 int dst_command(struct dst_state *state, u8 *data, u8 len)
1229 u8 reply;
1231 mutex_lock(&state->dst_mutex);
1232 if ((dst_comm_init(state)) < 0) {
1233 dprintk(verbose, DST_NOTICE, 1, "DST Communication Initialization Failed.");
1234 goto error;
1236 if (write_dst(state, data, len)) {
1237 dprintk(verbose, DST_INFO, 1, "Trying to recover.. ");
1238 if ((dst_error_recovery(state)) < 0) {
1239 dprintk(verbose, DST_ERROR, 1, "Recovery Failed.");
1240 goto error;
1242 goto error;
1244 if ((dst_pio_disable(state)) < 0) {
1245 dprintk(verbose, DST_ERROR, 1, "PIO Disable Failed.");
1246 goto error;
1248 if (state->type_flags & DST_TYPE_HAS_FW_1)
1249 udelay(3000);
1250 if (read_dst(state, &reply, GET_ACK)) {
1251 dprintk(verbose, DST_DEBUG, 1, "Trying to recover.. ");
1252 if ((dst_error_recovery(state)) < 0) {
1253 dprintk(verbose, DST_INFO, 1, "Recovery Failed.");
1254 goto error;
1256 goto error;
1258 if (reply != ACK) {
1259 dprintk(verbose, DST_INFO, 1, "write not acknowledged 0x%02x ", reply);
1260 goto error;
1262 if (len >= 2 && data[0] == 0 && (data[1] == 1 || data[1] == 3))
1263 goto error;
1264 if (state->type_flags & DST_TYPE_HAS_FW_1)
1265 udelay(3000);
1266 else
1267 udelay(2000);
1268 if (!dst_wait_dst_ready(state, NO_DELAY))
1269 goto error;
1270 if (read_dst(state, state->rxbuffer, FIXED_COMM)) {
1271 dprintk(verbose, DST_DEBUG, 1, "Trying to recover.. ");
1272 if ((dst_error_recovery(state)) < 0) {
1273 dprintk(verbose, DST_INFO, 1, "Recovery failed.");
1274 goto error;
1276 goto error;
1278 if (state->rxbuffer[7] != dst_check_sum(state->rxbuffer, 7)) {
1279 dprintk(verbose, DST_INFO, 1, "checksum failure");
1280 goto error;
1282 mutex_unlock(&state->dst_mutex);
1283 return 0;
1285 error:
1286 mutex_unlock(&state->dst_mutex);
1287 return -EIO;
1290 EXPORT_SYMBOL(dst_command);
1292 static int dst_get_signal(struct dst_state *state)
1294 int retval;
1295 u8 get_signal[] = { 0x00, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfb };
1296 //dprintk("%s: Getting Signal strength and other parameters\n", __FUNCTION__);
1297 if ((state->diseq_flags & ATTEMPT_TUNE) == 0) {
1298 state->decode_lock = state->decode_strength = state->decode_snr = 0;
1299 return 0;
1301 if (0 == (state->diseq_flags & HAS_LOCK)) {
1302 state->decode_lock = state->decode_strength = state->decode_snr = 0;
1303 return 0;
1305 if (time_after_eq(jiffies, state->cur_jiff + (HZ / 5))) {
1306 retval = dst_command(state, get_signal, 8);
1307 if (retval < 0)
1308 return retval;
1309 if (state->dst_type == DST_TYPE_IS_SAT) {
1310 state->decode_lock = ((state->rxbuffer[6] & 0x10) == 0) ? 1 : 0;
1311 state->decode_strength = state->rxbuffer[5] << 8;
1312 state->decode_snr = state->rxbuffer[2] << 8 | state->rxbuffer[3];
1313 } else if ((state->dst_type == DST_TYPE_IS_TERR) || (state->dst_type == DST_TYPE_IS_CABLE)) {
1314 state->decode_lock = (state->rxbuffer[1]) ? 1 : 0;
1315 state->decode_strength = state->rxbuffer[4] << 8;
1316 state->decode_snr = state->rxbuffer[3] << 8;
1317 } else if (state->dst_type == DST_TYPE_IS_ATSC) {
1318 state->decode_lock = (state->rxbuffer[6] == 0x00) ? 1 : 0;
1319 state->decode_strength = state->rxbuffer[4] << 8;
1320 state->decode_snr = state->rxbuffer[2] << 8 | state->rxbuffer[3];
1322 state->cur_jiff = jiffies;
1324 return 0;
1327 static int dst_tone_power_cmd(struct dst_state *state)
1329 u8 paket[8] = { 0x00, 0x09, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00 };
1331 if (state->dst_type != DST_TYPE_IS_SAT)
1332 return -EOPNOTSUPP;
1333 paket[4] = state->tx_tuna[4];
1334 paket[2] = state->tx_tuna[2];
1335 paket[3] = state->tx_tuna[3];
1336 paket[7] = dst_check_sum (paket, 7);
1337 return dst_command(state, paket, 8);
1340 static int dst_get_tuna(struct dst_state *state)
1342 int retval;
1344 if ((state->diseq_flags & ATTEMPT_TUNE) == 0)
1345 return 0;
1346 state->diseq_flags &= ~(HAS_LOCK);
1347 if (!dst_wait_dst_ready(state, NO_DELAY))
1348 return -EIO;
1349 if ((state->type_flags & DST_TYPE_HAS_VLF) &&
1350 !(state->dst_type == DST_TYPE_IS_ATSC))
1352 retval = read_dst(state, state->rx_tuna, 10);
1353 else
1354 retval = read_dst(state, &state->rx_tuna[2], FIXED_COMM);
1355 if (retval < 0) {
1356 dprintk(verbose, DST_DEBUG, 1, "read not successful");
1357 return retval;
1359 if ((state->type_flags & DST_TYPE_HAS_VLF) &&
1360 !(state->dst_type == DST_TYPE_IS_CABLE) &&
1361 !(state->dst_type == DST_TYPE_IS_ATSC)) {
1363 if (state->rx_tuna[9] != dst_check_sum(&state->rx_tuna[0], 9)) {
1364 dprintk(verbose, DST_INFO, 1, "checksum failure ? ");
1365 return -EIO;
1367 } else {
1368 if (state->rx_tuna[9] != dst_check_sum(&state->rx_tuna[2], 7)) {
1369 dprintk(verbose, DST_INFO, 1, "checksum failure? ");
1370 return -EIO;
1373 if (state->rx_tuna[2] == 0 && state->rx_tuna[3] == 0)
1374 return 0;
1375 if (state->dst_type == DST_TYPE_IS_SAT) {
1376 state->decode_freq = ((state->rx_tuna[2] & 0x7f) << 8) + state->rx_tuna[3];
1377 } else {
1378 state->decode_freq = ((state->rx_tuna[2] & 0x7f) << 16) + (state->rx_tuna[3] << 8) + state->rx_tuna[4];
1380 state->decode_freq = state->decode_freq * 1000;
1381 state->decode_lock = 1;
1382 state->diseq_flags |= HAS_LOCK;
1384 return 1;
1387 static int dst_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage);
1389 static int dst_write_tuna(struct dvb_frontend *fe)
1391 struct dst_state *state = fe->demodulator_priv;
1392 int retval;
1393 u8 reply;
1395 dprintk(verbose, DST_INFO, 1, "type_flags 0x%x ", state->type_flags);
1396 state->decode_freq = 0;
1397 state->decode_lock = state->decode_strength = state->decode_snr = 0;
1398 if (state->dst_type == DST_TYPE_IS_SAT) {
1399 if (!(state->diseq_flags & HAS_POWER))
1400 dst_set_voltage(fe, SEC_VOLTAGE_13);
1402 state->diseq_flags &= ~(HAS_LOCK | ATTEMPT_TUNE);
1403 mutex_lock(&state->dst_mutex);
1404 if ((dst_comm_init(state)) < 0) {
1405 dprintk(verbose, DST_DEBUG, 1, "DST Communication initialization failed.");
1406 goto error;
1408 // if (state->type_flags & DST_TYPE_HAS_NEWTUNE) {
1409 if ((state->type_flags & DST_TYPE_HAS_VLF) &&
1410 (!(state->dst_type == DST_TYPE_IS_ATSC))) {
1412 state->tx_tuna[9] = dst_check_sum(&state->tx_tuna[0], 9);
1413 retval = write_dst(state, &state->tx_tuna[0], 10);
1414 } else {
1415 state->tx_tuna[9] = dst_check_sum(&state->tx_tuna[2], 7);
1416 retval = write_dst(state, &state->tx_tuna[2], FIXED_COMM);
1418 if (retval < 0) {
1419 dst_pio_disable(state);
1420 dprintk(verbose, DST_DEBUG, 1, "write not successful");
1421 goto werr;
1423 if ((dst_pio_disable(state)) < 0) {
1424 dprintk(verbose, DST_DEBUG, 1, "DST PIO disable failed !");
1425 goto error;
1427 if ((read_dst(state, &reply, GET_ACK) < 0)) {
1428 dprintk(verbose, DST_DEBUG, 1, "read verify not successful.");
1429 goto error;
1431 if (reply != ACK) {
1432 dprintk(verbose, DST_DEBUG, 1, "write not acknowledged 0x%02x ", reply);
1433 goto error;
1435 state->diseq_flags |= ATTEMPT_TUNE;
1436 retval = dst_get_tuna(state);
1437 werr:
1438 mutex_unlock(&state->dst_mutex);
1439 return retval;
1441 error:
1442 mutex_unlock(&state->dst_mutex);
1443 return -EIO;
1447 * line22k0 0x00, 0x09, 0x00, 0xff, 0x01, 0x00, 0x00, 0x00
1448 * line22k1 0x00, 0x09, 0x01, 0xff, 0x01, 0x00, 0x00, 0x00
1449 * line22k2 0x00, 0x09, 0x02, 0xff, 0x01, 0x00, 0x00, 0x00
1450 * tone 0x00, 0x09, 0xff, 0x00, 0x01, 0x00, 0x00, 0x00
1451 * data 0x00, 0x09, 0xff, 0x01, 0x01, 0x00, 0x00, 0x00
1452 * power_off 0x00, 0x09, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00
1453 * power_on 0x00, 0x09, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00
1454 * Diseqc 1 0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf0, 0xec
1455 * Diseqc 2 0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf4, 0xe8
1456 * Diseqc 3 0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf8, 0xe4
1457 * Diseqc 4 0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xfc, 0xe0
1460 static int dst_set_diseqc(struct dvb_frontend *fe, struct dvb_diseqc_master_cmd *cmd)
1462 struct dst_state *state = fe->demodulator_priv;
1463 u8 paket[8] = { 0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf0, 0xec };
1465 if (state->dst_type != DST_TYPE_IS_SAT)
1466 return -EOPNOTSUPP;
1467 if (cmd->msg_len > 0 && cmd->msg_len < 5)
1468 memcpy(&paket[3], cmd->msg, cmd->msg_len);
1469 else if (cmd->msg_len == 5 && state->dst_hw_cap & DST_TYPE_HAS_DISEQC5)
1470 memcpy(&paket[2], cmd->msg, cmd->msg_len);
1471 else
1472 return -EINVAL;
1473 paket[7] = dst_check_sum(&paket[0], 7);
1474 return dst_command(state, paket, 8);
1477 static int dst_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)
1479 int need_cmd, retval = 0;
1480 struct dst_state *state = fe->demodulator_priv;
1482 state->voltage = voltage;
1483 if (state->dst_type != DST_TYPE_IS_SAT)
1484 return -EOPNOTSUPP;
1486 need_cmd = 0;
1488 switch (voltage) {
1489 case SEC_VOLTAGE_13:
1490 case SEC_VOLTAGE_18:
1491 if ((state->diseq_flags & HAS_POWER) == 0)
1492 need_cmd = 1;
1493 state->diseq_flags |= HAS_POWER;
1494 state->tx_tuna[4] = 0x01;
1495 break;
1496 case SEC_VOLTAGE_OFF:
1497 need_cmd = 1;
1498 state->diseq_flags &= ~(HAS_POWER | HAS_LOCK | ATTEMPT_TUNE);
1499 state->tx_tuna[4] = 0x00;
1500 break;
1501 default:
1502 return -EINVAL;
1505 if (need_cmd)
1506 retval = dst_tone_power_cmd(state);
1508 return retval;
1511 static int dst_set_tone(struct dvb_frontend *fe, fe_sec_tone_mode_t tone)
1513 struct dst_state *state = fe->demodulator_priv;
1515 state->tone = tone;
1516 if (state->dst_type != DST_TYPE_IS_SAT)
1517 return -EOPNOTSUPP;
1519 switch (tone) {
1520 case SEC_TONE_OFF:
1521 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1522 state->tx_tuna[2] = 0x00;
1523 else
1524 state->tx_tuna[2] = 0xff;
1525 break;
1527 case SEC_TONE_ON:
1528 state->tx_tuna[2] = 0x02;
1529 break;
1530 default:
1531 return -EINVAL;
1533 return dst_tone_power_cmd(state);
1536 static int dst_send_burst(struct dvb_frontend *fe, fe_sec_mini_cmd_t minicmd)
1538 struct dst_state *state = fe->demodulator_priv;
1540 if (state->dst_type != DST_TYPE_IS_SAT)
1541 return -EOPNOTSUPP;
1542 state->minicmd = minicmd;
1543 switch (minicmd) {
1544 case SEC_MINI_A:
1545 state->tx_tuna[3] = 0x02;
1546 break;
1547 case SEC_MINI_B:
1548 state->tx_tuna[3] = 0xff;
1549 break;
1551 return dst_tone_power_cmd(state);
1555 static int dst_init(struct dvb_frontend *fe)
1557 struct dst_state *state = fe->demodulator_priv;
1559 static u8 sat_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x00, 0x73, 0x21, 0x00, 0x00 };
1560 static u8 sat_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x55, 0xbd, 0x50, 0x00, 0x00 };
1561 static u8 ter_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1562 static u8 ter_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1563 static u8 cab_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1564 static u8 cab_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1565 static u8 atsc_tuner[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1567 state->inversion = INVERSION_OFF;
1568 state->voltage = SEC_VOLTAGE_13;
1569 state->tone = SEC_TONE_OFF;
1570 state->diseq_flags = 0;
1571 state->k22 = 0x02;
1572 state->bandwidth = BANDWIDTH_7_MHZ;
1573 state->cur_jiff = jiffies;
1574 if (state->dst_type == DST_TYPE_IS_SAT)
1575 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? sat_tuna_188 : sat_tuna_204), sizeof (sat_tuna_204));
1576 else if (state->dst_type == DST_TYPE_IS_TERR)
1577 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? ter_tuna_188 : ter_tuna_204), sizeof (ter_tuna_204));
1578 else if (state->dst_type == DST_TYPE_IS_CABLE)
1579 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? cab_tuna_188 : cab_tuna_204), sizeof (cab_tuna_204));
1580 else if (state->dst_type == DST_TYPE_IS_ATSC)
1581 memcpy(state->tx_tuna, atsc_tuner, sizeof (atsc_tuner));
1583 return 0;
1586 static int dst_read_status(struct dvb_frontend *fe, fe_status_t *status)
1588 struct dst_state *state = fe->demodulator_priv;
1590 *status = 0;
1591 if (state->diseq_flags & HAS_LOCK) {
1592 // dst_get_signal(state); // don't require(?) to ask MCU
1593 if (state->decode_lock)
1594 *status |= FE_HAS_LOCK | FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_SYNC | FE_HAS_VITERBI;
1597 return 0;
1600 static int dst_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
1602 struct dst_state *state = fe->demodulator_priv;
1604 int retval = dst_get_signal(state);
1605 *strength = state->decode_strength;
1607 return retval;
1610 static int dst_read_snr(struct dvb_frontend *fe, u16 *snr)
1612 struct dst_state *state = fe->demodulator_priv;
1614 int retval = dst_get_signal(state);
1615 *snr = state->decode_snr;
1617 return retval;
1620 static int dst_set_frontend(struct dvb_frontend *fe, struct dvb_frontend_parameters *p)
1622 int retval = -EINVAL;
1623 struct dst_state *state = fe->demodulator_priv;
1625 if (p != NULL) {
1626 retval = dst_set_freq(state, p->frequency);
1627 if(retval != 0)
1628 return retval;
1629 dprintk(verbose, DST_DEBUG, 1, "Set Frequency=[%d]", p->frequency);
1631 if (state->dst_type == DST_TYPE_IS_SAT) {
1632 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1633 dst_set_inversion(state, p->inversion);
1634 dst_set_fec(state, p->u.qpsk.fec_inner);
1635 dst_set_symbolrate(state, p->u.qpsk.symbol_rate);
1636 dst_set_polarization(state);
1637 dprintk(verbose, DST_DEBUG, 1, "Set Symbolrate=[%d]", p->u.qpsk.symbol_rate);
1639 } else if (state->dst_type == DST_TYPE_IS_TERR)
1640 dst_set_bandwidth(state, p->u.ofdm.bandwidth);
1641 else if (state->dst_type == DST_TYPE_IS_CABLE) {
1642 dst_set_fec(state, p->u.qam.fec_inner);
1643 dst_set_symbolrate(state, p->u.qam.symbol_rate);
1644 dst_set_modulation(state, p->u.qam.modulation);
1646 retval = dst_write_tuna(fe);
1649 return retval;
1652 static int dst_tune_frontend(struct dvb_frontend* fe,
1653 struct dvb_frontend_parameters* p,
1654 unsigned int mode_flags,
1655 int *delay,
1656 fe_status_t *status)
1658 struct dst_state *state = fe->demodulator_priv;
1660 if (p != NULL) {
1661 dst_set_freq(state, p->frequency);
1662 dprintk(verbose, DST_DEBUG, 1, "Set Frequency=[%d]", p->frequency);
1664 if (state->dst_type == DST_TYPE_IS_SAT) {
1665 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1666 dst_set_inversion(state, p->inversion);
1667 dst_set_fec(state, p->u.qpsk.fec_inner);
1668 dst_set_symbolrate(state, p->u.qpsk.symbol_rate);
1669 dst_set_polarization(state);
1670 dprintk(verbose, DST_DEBUG, 1, "Set Symbolrate=[%d]", p->u.qpsk.symbol_rate);
1672 } else if (state->dst_type == DST_TYPE_IS_TERR)
1673 dst_set_bandwidth(state, p->u.ofdm.bandwidth);
1674 else if (state->dst_type == DST_TYPE_IS_CABLE) {
1675 dst_set_fec(state, p->u.qam.fec_inner);
1676 dst_set_symbolrate(state, p->u.qam.symbol_rate);
1677 dst_set_modulation(state, p->u.qam.modulation);
1679 dst_write_tuna(fe);
1682 if (!(mode_flags & FE_TUNE_MODE_ONESHOT))
1683 dst_read_status(fe, status);
1685 *delay = HZ/10;
1686 return 0;
1689 static int dst_get_tuning_algo(struct dvb_frontend *fe)
1691 return dst_algo;
1694 static int dst_get_frontend(struct dvb_frontend *fe, struct dvb_frontend_parameters *p)
1696 struct dst_state *state = fe->demodulator_priv;
1698 p->frequency = state->decode_freq;
1699 if (state->dst_type == DST_TYPE_IS_SAT) {
1700 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1701 p->inversion = state->inversion;
1702 p->u.qpsk.symbol_rate = state->symbol_rate;
1703 p->u.qpsk.fec_inner = dst_get_fec(state);
1704 } else if (state->dst_type == DST_TYPE_IS_TERR) {
1705 p->u.ofdm.bandwidth = state->bandwidth;
1706 } else if (state->dst_type == DST_TYPE_IS_CABLE) {
1707 p->u.qam.symbol_rate = state->symbol_rate;
1708 p->u.qam.fec_inner = dst_get_fec(state);
1709 p->u.qam.modulation = dst_get_modulation(state);
1712 return 0;
1715 static void dst_release(struct dvb_frontend *fe)
1717 struct dst_state *state = fe->demodulator_priv;
1718 kfree(state);
1721 static struct dvb_frontend_ops dst_dvbt_ops;
1722 static struct dvb_frontend_ops dst_dvbs_ops;
1723 static struct dvb_frontend_ops dst_dvbc_ops;
1724 static struct dvb_frontend_ops dst_atsc_ops;
1726 struct dst_state *dst_attach(struct dst_state *state, struct dvb_adapter *dvb_adapter)
1728 /* check if the ASIC is there */
1729 if (dst_probe(state) < 0) {
1730 kfree(state);
1731 return NULL;
1733 /* determine settings based on type */
1734 /* create dvb_frontend */
1735 switch (state->dst_type) {
1736 case DST_TYPE_IS_TERR:
1737 memcpy(&state->frontend.ops, &dst_dvbt_ops, sizeof(struct dvb_frontend_ops));
1738 break;
1739 case DST_TYPE_IS_CABLE:
1740 memcpy(&state->frontend.ops, &dst_dvbc_ops, sizeof(struct dvb_frontend_ops));
1741 break;
1742 case DST_TYPE_IS_SAT:
1743 memcpy(&state->frontend.ops, &dst_dvbs_ops, sizeof(struct dvb_frontend_ops));
1744 break;
1745 case DST_TYPE_IS_ATSC:
1746 memcpy(&state->frontend.ops, &dst_atsc_ops, sizeof(struct dvb_frontend_ops));
1747 break;
1748 default:
1749 dprintk(verbose, DST_ERROR, 1, "unknown DST type. please report to the LinuxTV.org DVB mailinglist.");
1750 kfree(state);
1751 return NULL;
1753 state->frontend.demodulator_priv = state;
1755 return state; /* Manu (DST is a card not a frontend) */
1758 EXPORT_SYMBOL(dst_attach);
1760 static struct dvb_frontend_ops dst_dvbt_ops = {
1762 .info = {
1763 .name = "DST DVB-T",
1764 .type = FE_OFDM,
1765 .frequency_min = 137000000,
1766 .frequency_max = 858000000,
1767 .frequency_stepsize = 166667,
1768 .caps = FE_CAN_FEC_AUTO | FE_CAN_QAM_AUTO | FE_CAN_TRANSMISSION_MODE_AUTO | FE_CAN_GUARD_INTERVAL_AUTO
1771 .release = dst_release,
1772 .init = dst_init,
1773 .tune = dst_tune_frontend,
1774 .set_frontend = dst_set_frontend,
1775 .get_frontend = dst_get_frontend,
1776 .get_frontend_algo = dst_get_tuning_algo,
1777 .read_status = dst_read_status,
1778 .read_signal_strength = dst_read_signal_strength,
1779 .read_snr = dst_read_snr,
1782 static struct dvb_frontend_ops dst_dvbs_ops = {
1784 .info = {
1785 .name = "DST DVB-S",
1786 .type = FE_QPSK,
1787 .frequency_min = 950000,
1788 .frequency_max = 2150000,
1789 .frequency_stepsize = 1000, /* kHz for QPSK frontends */
1790 .frequency_tolerance = 29500,
1791 .symbol_rate_min = 1000000,
1792 .symbol_rate_max = 45000000,
1793 /* . symbol_rate_tolerance = ???,*/
1794 .caps = FE_CAN_FEC_AUTO | FE_CAN_QPSK
1797 .release = dst_release,
1798 .init = dst_init,
1799 .tune = dst_tune_frontend,
1800 .set_frontend = dst_set_frontend,
1801 .get_frontend = dst_get_frontend,
1802 .get_frontend_algo = dst_get_tuning_algo,
1803 .read_status = dst_read_status,
1804 .read_signal_strength = dst_read_signal_strength,
1805 .read_snr = dst_read_snr,
1806 .diseqc_send_burst = dst_send_burst,
1807 .diseqc_send_master_cmd = dst_set_diseqc,
1808 .set_voltage = dst_set_voltage,
1809 .set_tone = dst_set_tone,
1812 static struct dvb_frontend_ops dst_dvbc_ops = {
1814 .info = {
1815 .name = "DST DVB-C",
1816 .type = FE_QAM,
1817 .frequency_stepsize = 62500,
1818 .frequency_min = 51000000,
1819 .frequency_max = 858000000,
1820 .symbol_rate_min = 1000000,
1821 .symbol_rate_max = 45000000,
1822 /* . symbol_rate_tolerance = ???,*/
1823 .caps = FE_CAN_FEC_AUTO | FE_CAN_QAM_AUTO
1826 .release = dst_release,
1827 .init = 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,
1837 static struct dvb_frontend_ops dst_atsc_ops = {
1838 .info = {
1839 .name = "DST ATSC",
1840 .type = FE_ATSC,
1841 .frequency_stepsize = 62500,
1842 .frequency_min = 510000000,
1843 .frequency_max = 858000000,
1844 .symbol_rate_min = 1000000,
1845 .symbol_rate_max = 45000000,
1846 .caps = FE_CAN_FEC_AUTO | FE_CAN_QAM_AUTO | FE_CAN_QAM_64 | FE_CAN_QAM_256 | FE_CAN_8VSB
1849 .release = dst_release,
1850 .init = dst_init,
1851 .tune = dst_tune_frontend,
1852 .set_frontend = dst_set_frontend,
1853 .get_frontend = dst_get_frontend,
1854 .get_frontend_algo = dst_get_tuning_algo,
1855 .read_status = dst_read_status,
1856 .read_signal_strength = dst_read_signal_strength,
1857 .read_snr = dst_read_snr,
1860 MODULE_DESCRIPTION("DST DVB-S/T/C/ATSC Combo Frontend driver");
1861 MODULE_AUTHOR("Jamie Honan, Manu Abraham");
1862 MODULE_LICENSE("GPL");