Merge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab...
[linux-2.6.git] / drivers / media / dvb / bt8xx / dst.c
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 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)");
44
45 #define HAS_LOCK                1
46 #define ATTEMPT_TUNE            2
47 #define HAS_POWER               4
48
49 #define DST_ERROR               0
50 #define DST_NOTICE              1
51 #define DST_INFO                2
52 #define DST_DEBUG               3
53
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)
73
74 static int dst_command(struct dst_state *state, u8 *data, u8 len);
75
76 static void dst_packsize(struct dst_state *state, int psize)
77 {
78         union dst_gpio_packet bits;
79
80         bits.psize = psize;
81         bt878_device_control(state->bt, DST_IG_TS, &bits);
82 }
83
84 static int dst_gpio_outb(struct dst_state *state, u32 mask, u32 enbb,
85                          u32 outhigh, int delay)
86 {
87         union dst_gpio_packet enb;
88         union dst_gpio_packet bits;
89         int err;
90
91         enb.enb.mask = mask;
92         enb.enb.enable = enbb;
93
94         dprintk(verbose, DST_INFO, 1, "mask=[%04x], enbb=[%04x], outhigh=[%04x]", mask, enbb, outhigh);
95         if ((err = bt878_device_control(state->bt, DST_IG_ENABLE, &enb)) < 0) {
96                 dprintk(verbose, DST_INFO, 1, "dst_gpio_enb error (err == %i, mask == %02x, enb == %02x)", err, mask, enbb);
97                 return -EREMOTEIO;
98         }
99         udelay(1000);
100         /* because complete disabling means no output, no need to do output packet */
101         if (enbb == 0)
102                 return 0;
103         if (delay)
104                 msleep(10);
105         bits.outp.mask = enbb;
106         bits.outp.highvals = outhigh;
107         if ((err = bt878_device_control(state->bt, DST_IG_WRITE, &bits)) < 0) {
108                 dprintk(verbose, DST_INFO, 1, "dst_gpio_outb error (err == %i, enbb == %02x, outhigh == %02x)", err, enbb, outhigh);
109                 return -EREMOTEIO;
110         }
111
112         return 0;
113 }
114
115 static int dst_gpio_inb(struct dst_state *state, u8 *result)
116 {
117         union dst_gpio_packet rd_packet;
118         int err;
119
120         *result = 0;
121         if ((err = bt878_device_control(state->bt, DST_IG_READ, &rd_packet)) < 0) {
122                 dprintk(verbose, DST_ERROR, 1, "dst_gpio_inb error (err == %i)", err);
123                 return -EREMOTEIO;
124         }
125         *result = (u8) rd_packet.rd.value;
126
127         return 0;
128 }
129
130 int rdc_reset_state(struct dst_state *state)
131 {
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;
136         }
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;
142         }
143
144         return 0;
145 }
146 EXPORT_SYMBOL(rdc_reset_state);
147
148 static int rdc_8820_reset(struct dst_state *state)
149 {
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;
154         }
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;
159         }
160
161         return 0;
162 }
163
164 static int dst_pio_enable(struct dst_state *state)
165 {
166         if (dst_gpio_outb(state, ~0, RDC_8820_PIO_0_ENABLE, 0, NO_DELAY) < 0) {
167                 dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
168                 return -1;
169         }
170         udelay(1000);
171
172         return 0;
173 }
174
175 int dst_pio_disable(struct dst_state *state)
176 {
177         if (dst_gpio_outb(state, ~0, RDC_8820_PIO_0_DISABLE, RDC_8820_PIO_0_DISABLE, NO_DELAY) < 0) {
178                 dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
179                 return -1;
180         }
181         if (state->type_flags & DST_TYPE_HAS_FW_1)
182                 udelay(1000);
183
184         return 0;
185 }
186 EXPORT_SYMBOL(dst_pio_disable);
187
188 int dst_wait_dst_ready(struct dst_state *state, u8 delay_mode)
189 {
190         u8 reply;
191         int i;
192
193         for (i = 0; i < 200; i++) {
194                 if (dst_gpio_inb(state, &reply) < 0) {
195                         dprintk(verbose, DST_ERROR, 1, "dst_gpio_inb ERROR !");
196                         return -1;
197                 }
198                 if ((reply & RDC_8820_PIO_0_ENABLE) == 0) {
199                         dprintk(verbose, DST_INFO, 1, "dst wait ready after %d", i);
200                         return 1;
201                 }
202                 msleep(10);
203         }
204         dprintk(verbose, DST_NOTICE, 1, "dst wait NOT ready after %d", i);
205
206         return 0;
207 }
208 EXPORT_SYMBOL(dst_wait_dst_ready);
209
210 int dst_error_recovery(struct dst_state *state)
211 {
212         dprintk(verbose, DST_NOTICE, 1, "Trying to return from previous errors.");
213         dst_pio_disable(state);
214         msleep(10);
215         dst_pio_enable(state);
216         msleep(10);
217
218         return 0;
219 }
220 EXPORT_SYMBOL(dst_error_recovery);
221
222 int dst_error_bailout(struct dst_state *state)
223 {
224         dprintk(verbose, DST_INFO, 1, "Trying to bailout from previous error.");
225         rdc_8820_reset(state);
226         dst_pio_disable(state);
227         msleep(10);
228
229         return 0;
230 }
231 EXPORT_SYMBOL(dst_error_bailout);
232
233 int dst_comm_init(struct dst_state *state)
234 {
235         dprintk(verbose, DST_INFO, 1, "Initializing DST.");
236         if ((dst_pio_enable(state)) < 0) {
237                 dprintk(verbose, DST_ERROR, 1, "PIO Enable Failed");
238                 return -1;
239         }
240         if ((rdc_reset_state(state)) < 0) {
241                 dprintk(verbose, DST_ERROR, 1, "RDC 8820 State RESET Failed.");
242                 return -1;
243         }
244         if (state->type_flags & DST_TYPE_HAS_FW_1)
245                 msleep(100);
246         else
247                 msleep(5);
248
249         return 0;
250 }
251 EXPORT_SYMBOL(dst_comm_init);
252
253 int write_dst(struct dst_state *state, u8 *data, u8 len)
254 {
255         struct i2c_msg msg = {
256                 .addr = state->config->demod_address,
257                 .flags = 0,
258                 .buf = data,
259                 .len = len
260         };
261
262         int err;
263         u8 cnt, i;
264
265         dprintk(verbose, DST_NOTICE, 0, "writing [ ");
266         for (i = 0; i < len; i++)
267                 dprintk(verbose, DST_NOTICE, 0, "%02x ", data[i]);
268         dprintk(verbose, DST_NOTICE, 0, "]\n");
269
270         for (cnt = 0; cnt < 2; cnt++) {
271                 if ((err = i2c_transfer(state->i2c, &msg, 1)) < 0) {
272                         dprintk(verbose, DST_INFO, 1, "_write_dst error (err == %i, len == 0x%02x, b0 == 0x%02x)", err, len, data[0]);
273                         dst_error_recovery(state);
274                         continue;
275                 } else
276                         break;
277         }
278         if (cnt >= 2) {
279                 dprintk(verbose, DST_INFO, 1, "RDC 8820 RESET");
280                 dst_error_bailout(state);
281
282                 return -1;
283         }
284
285         return 0;
286 }
287 EXPORT_SYMBOL(write_dst);
288
289 int read_dst(struct dst_state *state, u8 *ret, u8 len)
290 {
291         struct i2c_msg msg = {
292                 .addr = state->config->demod_address,
293                 .flags = I2C_M_RD,
294                 .buf = ret,
295                 .len = len
296         };
297
298         int err;
299         int cnt;
300
301         for (cnt = 0; cnt < 2; cnt++) {
302                 if ((err = i2c_transfer(state->i2c, &msg, 1)) < 0) {
303                         dprintk(verbose, DST_INFO, 1, "read_dst error (err == %i, len == 0x%02x, b0 == 0x%02x)", err, len, ret[0]);
304                         dst_error_recovery(state);
305                         continue;
306                 } else
307                         break;
308         }
309         if (cnt >= 2) {
310                 dprintk(verbose, DST_INFO, 1, "RDC 8820 RESET");
311                 dst_error_bailout(state);
312
313                 return -1;
314         }
315         dprintk(verbose, DST_DEBUG, 1, "reply is 0x%x", ret[0]);
316         for (err = 1; err < len; err++)
317                 dprintk(verbose, DST_DEBUG, 0, " 0x%x", ret[err]);
318         if (err > 1)
319                 dprintk(verbose, DST_DEBUG, 0, "\n");
320
321         return 0;
322 }
323 EXPORT_SYMBOL(read_dst);
324
325 static int dst_set_polarization(struct dst_state *state)
326 {
327         switch (state->voltage) {
328         case SEC_VOLTAGE_13:    /*      Vertical        */
329                 dprintk(verbose, DST_INFO, 1, "Polarization=[Vertical]");
330                 state->tx_tuna[8] &= ~0x40;
331                 break;
332         case SEC_VOLTAGE_18:    /*      Horizontal      */
333                 dprintk(verbose, DST_INFO, 1, "Polarization=[Horizontal]");
334                 state->tx_tuna[8] |= 0x40;
335                 break;
336         case SEC_VOLTAGE_OFF:
337                 break;
338         }
339
340         return 0;
341 }
342
343 static int dst_set_freq(struct dst_state *state, u32 freq)
344 {
345         state->frequency = freq;
346         dprintk(verbose, DST_INFO, 1, "set Frequency %u", freq);
347
348         if (state->dst_type == DST_TYPE_IS_SAT) {
349                 freq = freq / 1000;
350                 if (freq < 950 || freq > 2150)
351                         return -EINVAL;
352                 state->tx_tuna[2] = (freq >> 8);
353                 state->tx_tuna[3] = (u8) freq;
354                 state->tx_tuna[4] = 0x01;
355                 state->tx_tuna[8] &= ~0x04;
356                 if (state->type_flags & DST_TYPE_HAS_OBS_REGS) {
357                         if (freq < 1531)
358                                 state->tx_tuna[8] |= 0x04;
359                 }
360         } else if (state->dst_type == DST_TYPE_IS_TERR) {
361                 freq = freq / 1000;
362                 if (freq < 137000 || freq > 858000)
363                         return -EINVAL;
364                 state->tx_tuna[2] = (freq >> 16) & 0xff;
365                 state->tx_tuna[3] = (freq >> 8) & 0xff;
366                 state->tx_tuna[4] = (u8) freq;
367         } else if (state->dst_type == DST_TYPE_IS_CABLE) {
368                 freq = freq / 1000;
369                 state->tx_tuna[2] = (freq >> 16) & 0xff;
370                 state->tx_tuna[3] = (freq >> 8) & 0xff;
371                 state->tx_tuna[4] = (u8) freq;
372         } else if (state->dst_type == DST_TYPE_IS_ATSC) {
373                 freq = freq / 1000;
374                 if (freq < 51000 || freq > 858000)
375                         return -EINVAL;
376                 state->tx_tuna[2] = (freq >> 16) & 0xff;
377                 state->tx_tuna[3] = (freq >>  8) & 0xff;
378                 state->tx_tuna[4] = (u8) freq;
379                 state->tx_tuna[5] = 0x00;               /*      ATSC    */
380                 state->tx_tuna[6] = 0x00;
381                 if (state->dst_hw_cap & DST_TYPE_HAS_ANALOG)
382                         state->tx_tuna[7] = 0x00;       /*      Digital */
383         } else
384                 return -EINVAL;
385
386         return 0;
387 }
388
389 static int dst_set_bandwidth(struct dst_state *state, u32 bandwidth)
390 {
391         state->bandwidth = bandwidth;
392
393         if (state->dst_type != DST_TYPE_IS_TERR)
394                 return -EOPNOTSUPP;
395
396         switch (bandwidth) {
397         case 6000000:
398                 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
399                         state->tx_tuna[7] = 0x06;
400                 else {
401                         state->tx_tuna[6] = 0x06;
402                         state->tx_tuna[7] = 0x00;
403                 }
404                 break;
405         case 7000000:
406                 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
407                         state->tx_tuna[7] = 0x07;
408                 else {
409                         state->tx_tuna[6] = 0x07;
410                         state->tx_tuna[7] = 0x00;
411                 }
412                 break;
413         case 8000000:
414                 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
415                         state->tx_tuna[7] = 0x08;
416                 else {
417                         state->tx_tuna[6] = 0x08;
418                         state->tx_tuna[7] = 0x00;
419                 }
420                 break;
421         default:
422                 return -EINVAL;
423         }
424
425         return 0;
426 }
427
428 static int dst_set_inversion(struct dst_state *state, fe_spectral_inversion_t inversion)
429 {
430         state->inversion = inversion;
431         switch (inversion) {
432         case INVERSION_OFF:     /*      Inversion = Normal      */
433                 state->tx_tuna[8] &= ~0x80;
434                 break;
435         case INVERSION_ON:
436                 state->tx_tuna[8] |= 0x80;
437                 break;
438         default:
439                 return -EINVAL;
440         }
441
442         return 0;
443 }
444
445 static int dst_set_fec(struct dst_state *state, fe_code_rate_t fec)
446 {
447         state->fec = fec;
448         return 0;
449 }
450
451 static fe_code_rate_t dst_get_fec(struct dst_state *state)
452 {
453         return state->fec;
454 }
455
456 static int dst_set_symbolrate(struct dst_state *state, u32 srate)
457 {
458         u32 symcalc;
459         u64 sval;
460
461         state->symbol_rate = srate;
462         if (state->dst_type == DST_TYPE_IS_TERR) {
463                 return -EOPNOTSUPP;
464         }
465         dprintk(verbose, DST_INFO, 1, "set symrate %u", srate);
466         srate /= 1000;
467         if (state->dst_type == DST_TYPE_IS_SAT) {
468                 if (state->type_flags & DST_TYPE_HAS_SYMDIV) {
469                         sval = srate;
470                         sval <<= 20;
471                         do_div(sval, 88000);
472                         symcalc = (u32) sval;
473                         dprintk(verbose, DST_INFO, 1, "set symcalc %u", symcalc);
474                         state->tx_tuna[5] = (u8) (symcalc >> 12);
475                         state->tx_tuna[6] = (u8) (symcalc >> 4);
476                         state->tx_tuna[7] = (u8) (symcalc << 4);
477                 } else {
478                         state->tx_tuna[5] = (u8) (srate >> 16) & 0x7f;
479                         state->tx_tuna[6] = (u8) (srate >> 8);
480                         state->tx_tuna[7] = (u8) srate;
481                 }
482                 state->tx_tuna[8] &= ~0x20;
483                 if (state->type_flags & DST_TYPE_HAS_OBS_REGS) {
484                         if (srate > 8000)
485                                 state->tx_tuna[8] |= 0x20;
486                 }
487         } else if (state->dst_type == DST_TYPE_IS_CABLE) {
488                 dprintk(verbose, DST_DEBUG, 1, "%s", state->fw_name);
489                 if (!strncmp(state->fw_name, "DCTNEW", 6)) {
490                         state->tx_tuna[5] = (u8) (srate >> 8);
491                         state->tx_tuna[6] = (u8) srate;
492                         state->tx_tuna[7] = 0x00;
493                 } else if (!strncmp(state->fw_name, "DCT-CI", 6)) {
494                         state->tx_tuna[5] = 0x00;
495                         state->tx_tuna[6] = (u8) (srate >> 8);
496                         state->tx_tuna[7] = (u8) srate;
497                 }
498         }
499         return 0;
500 }
501
502 static int dst_set_modulation(struct dst_state *state, fe_modulation_t modulation)
503 {
504         if (state->dst_type != DST_TYPE_IS_CABLE)
505                 return -EOPNOTSUPP;
506
507         state->modulation = modulation;
508         switch (modulation) {
509         case QAM_16:
510                 state->tx_tuna[8] = 0x10;
511                 break;
512         case QAM_32:
513                 state->tx_tuna[8] = 0x20;
514                 break;
515         case QAM_64:
516                 state->tx_tuna[8] = 0x40;
517                 break;
518         case QAM_128:
519                 state->tx_tuna[8] = 0x80;
520                 break;
521         case QAM_256:
522                 if (!strncmp(state->fw_name, "DCTNEW", 6))
523                         state->tx_tuna[8] = 0xff;
524                 else if (!strncmp(state->fw_name, "DCT-CI", 6))
525                         state->tx_tuna[8] = 0x00;
526                 break;
527         case QPSK:
528         case QAM_AUTO:
529         case VSB_8:
530         case VSB_16:
531         default:
532                 return -EINVAL;
533
534         }
535
536         return 0;
537 }
538
539 static fe_modulation_t dst_get_modulation(struct dst_state *state)
540 {
541         return state->modulation;
542 }
543
544
545 u8 dst_check_sum(u8 *buf, u32 len)
546 {
547         u32 i;
548         u8 val = 0;
549         if (!len)
550                 return 0;
551         for (i = 0; i < len; i++) {
552                 val += buf[i];
553         }
554         return ((~val) + 1);
555 }
556 EXPORT_SYMBOL(dst_check_sum);
557
558 static void dst_type_flags_print(struct dst_state *state)
559 {
560         u32 type_flags = state->type_flags;
561
562         dprintk(verbose, DST_ERROR, 0, "DST type flags :");
563         if (type_flags & DST_TYPE_HAS_TS188)
564                 dprintk(verbose, DST_ERROR, 0, " 0x%x newtuner", DST_TYPE_HAS_TS188);
565         if (type_flags & DST_TYPE_HAS_NEWTUNE_2)
566                 dprintk(verbose, DST_ERROR, 0, " 0x%x newtuner 2", DST_TYPE_HAS_NEWTUNE_2);
567         if (type_flags & DST_TYPE_HAS_TS204)
568                 dprintk(verbose, DST_ERROR, 0, " 0x%x ts204", DST_TYPE_HAS_TS204);
569         if (type_flags & DST_TYPE_HAS_VLF)
570                 dprintk(verbose, DST_ERROR, 0, " 0x%x VLF", DST_TYPE_HAS_VLF);
571         if (type_flags & DST_TYPE_HAS_SYMDIV)
572                 dprintk(verbose, DST_ERROR, 0, " 0x%x symdiv", DST_TYPE_HAS_SYMDIV);
573         if (type_flags & DST_TYPE_HAS_FW_1)
574                 dprintk(verbose, DST_ERROR, 0, " 0x%x firmware version = 1", DST_TYPE_HAS_FW_1);
575         if (type_flags & DST_TYPE_HAS_FW_2)
576                 dprintk(verbose, DST_ERROR, 0, " 0x%x firmware version = 2", DST_TYPE_HAS_FW_2);
577         if (type_flags & DST_TYPE_HAS_FW_3)
578                 dprintk(verbose, DST_ERROR, 0, " 0x%x firmware version = 3", DST_TYPE_HAS_FW_3);
579         dprintk(verbose, DST_ERROR, 0, "\n");
580 }
581
582
583 static int dst_type_print(struct dst_state *state, u8 type)
584 {
585         char *otype;
586         switch (type) {
587         case DST_TYPE_IS_SAT:
588                 otype = "satellite";
589                 break;
590
591         case DST_TYPE_IS_TERR:
592                 otype = "terrestrial";
593                 break;
594
595         case DST_TYPE_IS_CABLE:
596                 otype = "cable";
597                 break;
598
599         case DST_TYPE_IS_ATSC:
600                 otype = "atsc";
601                 break;
602
603         default:
604                 dprintk(verbose, DST_INFO, 1, "invalid dst type %d", type);
605                 return -EINVAL;
606         }
607         dprintk(verbose, DST_INFO, 1, "DST type: %s", otype);
608
609         return 0;
610 }
611
612 static struct tuner_types tuner_list[] = {
613         {
614                 .tuner_type = TUNER_TYPE_L64724,
615                 .tuner_name = "L 64724",
616                 .board_name = "UNKNOWN",
617                 .fw_name    = "UNKNOWN"
618         },
619
620         {
621                 .tuner_type = TUNER_TYPE_STV0299,
622                 .tuner_name = "STV 0299",
623                 .board_name = "VP1020",
624                 .fw_name    = "DST-MOT"
625         },
626
627         {
628                 .tuner_type = TUNER_TYPE_STV0299,
629                 .tuner_name = "STV 0299",
630                 .board_name = "VP1020",
631                 .fw_name    = "DST-03T"
632         },
633
634         {
635                 .tuner_type = TUNER_TYPE_MB86A15,
636                 .tuner_name = "MB 86A15",
637                 .board_name = "VP1022",
638                 .fw_name    = "DST-03T"
639         },
640
641         {
642                 .tuner_type = TUNER_TYPE_MB86A15,
643                 .tuner_name = "MB 86A15",
644                 .board_name = "VP1025",
645                 .fw_name    = "DST-03T"
646         },
647
648         {
649                 .tuner_type = TUNER_TYPE_STV0299,
650                 .tuner_name = "STV 0299",
651                 .board_name = "VP1030",
652                 .fw_name    = "DST-CI"
653         },
654
655         {
656                 .tuner_type = TUNER_TYPE_STV0299,
657                 .tuner_name = "STV 0299",
658                 .board_name = "VP1030",
659                 .fw_name    = "DSTMCI"
660         },
661
662         {
663                 .tuner_type = TUNER_TYPE_UNKNOWN,
664                 .tuner_name = "UNKNOWN",
665                 .board_name = "VP2021",
666                 .fw_name    = "DCTNEW"
667         },
668
669         {
670                 .tuner_type = TUNER_TYPE_UNKNOWN,
671                 .tuner_name = "UNKNOWN",
672                 .board_name = "VP2030",
673                 .fw_name    = "DCT-CI"
674         },
675
676         {
677                 .tuner_type = TUNER_TYPE_UNKNOWN,
678                 .tuner_name = "UNKNOWN",
679                 .board_name = "VP2031",
680                 .fw_name    = "DCT-CI"
681         },
682
683         {
684                 .tuner_type = TUNER_TYPE_UNKNOWN,
685                 .tuner_name = "UNKNOWN",
686                 .board_name = "VP2040",
687                 .fw_name    = "DCT-CI"
688         },
689
690         {
691                 .tuner_type = TUNER_TYPE_UNKNOWN,
692                 .tuner_name = "UNKNOWN",
693                 .board_name = "VP3020",
694                 .fw_name    = "DTTFTA"
695         },
696
697         {
698                 .tuner_type = TUNER_TYPE_UNKNOWN,
699                 .tuner_name = "UNKNOWN",
700                 .board_name = "VP3021",
701                 .fw_name    = "DTTFTA"
702         },
703
704         {
705                 .tuner_type = TUNER_TYPE_TDA10046,
706                 .tuner_name = "TDA10046",
707                 .board_name = "VP3040",
708                 .fw_name    = "DTT-CI"
709         },
710
711         {
712                 .tuner_type = TUNER_TYPE_UNKNOWN,
713                 .tuner_name = "UNKNOWN",
714                 .board_name = "VP3051",
715                 .fw_name    = "DTTNXT"
716         },
717
718         {
719                 .tuner_type = TUNER_TYPE_NXT200x,
720                 .tuner_name = "NXT200x",
721                 .board_name = "VP3220",
722                 .fw_name    = "ATSCDI"
723         },
724
725         {
726                 .tuner_type = TUNER_TYPE_NXT200x,
727                 .tuner_name = "NXT200x",
728                 .board_name = "VP3250",
729                 .fw_name    = "ATSCAD"
730         },
731 };
732
733 /*
734         Known cards list
735         Satellite
736         -------------------
737                   200103A
738         VP-1020   DST-MOT       LG(old), TS=188
739
740         VP-1020   DST-03T       LG(new), TS=204
741         VP-1022   DST-03T       LG(new), TS=204
742         VP-1025   DST-03T       LG(new), TS=204
743
744         VP-1030   DSTMCI,       LG(new), TS=188
745         VP-1032   DSTMCI,       LG(new), TS=188
746
747         Cable
748         -------------------
749         VP-2030   DCT-CI,       Samsung, TS=204
750         VP-2021   DCT-CI,       Unknown, TS=204
751         VP-2031   DCT-CI,       Philips, TS=188
752         VP-2040   DCT-CI,       Philips, TS=188, with CA daughter board
753         VP-2040   DCT-CI,       Philips, TS=204, without CA daughter board
754
755         Terrestrial
756         -------------------
757         VP-3050  DTTNXT                  TS=188
758         VP-3040  DTT-CI,        Philips, TS=188
759         VP-3040  DTT-CI,        Philips, TS=204
760
761         ATSC
762         -------------------
763         VP-3220  ATSCDI,                 TS=188
764         VP-3250  ATSCAD,                 TS=188
765
766 */
767
768 static struct dst_types dst_tlist[] = {
769         {
770                 .device_id = "200103A",
771                 .offset = 0,
772                 .dst_type =  DST_TYPE_IS_SAT,
773                 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1 | DST_TYPE_HAS_OBS_REGS,
774                 .dst_feature = 0,
775                 .tuner_type = 0
776         },      /*      obsolete        */
777
778         {
779                 .device_id = "DST-020",
780                 .offset = 0,
781                 .dst_type =  DST_TYPE_IS_SAT,
782                 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1,
783                 .dst_feature = 0,
784                 .tuner_type = 0
785         },      /*      obsolete        */
786
787         {
788                 .device_id = "DST-030",
789                 .offset =  0,
790                 .dst_type = DST_TYPE_IS_SAT,
791                 .type_flags = DST_TYPE_HAS_TS204 | DST_TYPE_HAS_TS188 | DST_TYPE_HAS_FW_1,
792                 .dst_feature = 0,
793                 .tuner_type = 0
794         },      /*      obsolete        */
795
796         {
797                 .device_id = "DST-03T",
798                 .offset = 0,
799                 .dst_type = DST_TYPE_IS_SAT,
800                 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_TS204 | DST_TYPE_HAS_FW_2,
801                 .dst_feature = DST_TYPE_HAS_DISEQC3 | DST_TYPE_HAS_DISEQC4 | DST_TYPE_HAS_DISEQC5
802                                                          | DST_TYPE_HAS_MAC | DST_TYPE_HAS_MOTO,
803                 .tuner_type = TUNER_TYPE_MULTI
804          },
805
806         {
807                 .device_id = "DST-MOT",
808                 .offset =  0,
809                 .dst_type = DST_TYPE_IS_SAT,
810                 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1,
811                 .dst_feature = 0,
812                 .tuner_type = 0
813         },      /*      obsolete        */
814
815         {
816                 .device_id = "DST-CI",
817                 .offset = 1,
818                 .dst_type = DST_TYPE_IS_SAT,
819                 .type_flags = DST_TYPE_HAS_TS204 | DST_TYPE_HAS_FW_1,
820                 .dst_feature = DST_TYPE_HAS_CA,
821                 .tuner_type = 0
822         },      /*      An OEM board    */
823
824         {
825                 .device_id = "DSTMCI",
826                 .offset = 1,
827                 .dst_type = DST_TYPE_IS_SAT,
828                 .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,
829                 .dst_feature = DST_TYPE_HAS_CA | DST_TYPE_HAS_DISEQC3 | DST_TYPE_HAS_DISEQC4
830                                                         | DST_TYPE_HAS_MOTO | DST_TYPE_HAS_MAC,
831                 .tuner_type = TUNER_TYPE_MULTI
832         },
833
834         {
835                 .device_id = "DSTFCI",
836                 .offset = 1,
837                 .dst_type = DST_TYPE_IS_SAT,
838                 .type_flags = DST_TYPE_HAS_TS188 | DST_TYPE_HAS_FW_1,
839                 .dst_feature = 0,
840                 .tuner_type = 0
841         },      /* unknown to vendor    */
842
843         {
844                 .device_id = "DCT-CI",
845                 .offset = 1,
846                 .dst_type = DST_TYPE_IS_CABLE,
847                 .type_flags = DST_TYPE_HAS_MULTI_FE | DST_TYPE_HAS_FW_1 | DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_VLF,
848                 .dst_feature = DST_TYPE_HAS_CA,
849                 .tuner_type = 0
850         },
851
852         {
853                 .device_id = "DCTNEW",
854                 .offset = 1,
855                 .dst_type = DST_TYPE_IS_CABLE,
856                 .type_flags = DST_TYPE_HAS_TS188 | DST_TYPE_HAS_FW_3 | DST_TYPE_HAS_FW_BUILD | DST_TYPE_HAS_MULTI_FE,
857                 .dst_feature = 0,
858                 .tuner_type = 0
859         },
860
861         {
862                 .device_id = "DTT-CI",
863                 .offset = 1,
864                 .dst_type = DST_TYPE_IS_TERR,
865                 .type_flags = DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_MULTI_FE | DST_TYPE_HAS_VLF,
866                 .dst_feature = DST_TYPE_HAS_CA,
867                 .tuner_type = 0
868         },
869
870         {
871                 .device_id = "DTTDIG",
872                 .offset = 1,
873                 .dst_type = DST_TYPE_IS_TERR,
874                 .type_flags = DST_TYPE_HAS_FW_2,
875                 .dst_feature = 0,
876                 .tuner_type = 0
877         },
878
879         {
880                 .device_id = "DTTNXT",
881                 .offset = 1,
882                 .dst_type = DST_TYPE_IS_TERR,
883                 .type_flags = DST_TYPE_HAS_FW_2,
884                 .dst_feature = DST_TYPE_HAS_ANALOG,
885                 .tuner_type = 0
886         },
887
888         {
889                 .device_id = "ATSCDI",
890                 .offset = 1,
891                 .dst_type = DST_TYPE_IS_ATSC,
892                 .type_flags = DST_TYPE_HAS_FW_2,
893                 .dst_feature = 0,
894                 .tuner_type = 0
895         },
896
897         {
898                 .device_id = "ATSCAD",
899                 .offset = 1,
900                 .dst_type = DST_TYPE_IS_ATSC,
901                 .type_flags = DST_TYPE_HAS_MULTI_FE | DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_FW_BUILD,
902                 .dst_feature = DST_TYPE_HAS_MAC | DST_TYPE_HAS_ANALOG,
903                 .tuner_type = 0
904         },
905
906         { }
907
908 };
909
910 static int dst_get_mac(struct dst_state *state)
911 {
912         u8 get_mac[] = { 0x00, 0x0a, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
913         get_mac[7] = dst_check_sum(get_mac, 7);
914         if (dst_command(state, get_mac, 8) < 0) {
915                 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
916                 return -1;
917         }
918         memset(&state->mac_address, '\0', 8);
919         memcpy(&state->mac_address, &state->rxbuffer, 6);
920         dprintk(verbose, DST_ERROR, 1, "MAC Address=[%pM]", state->mac_address);
921
922         return 0;
923 }
924
925 static int dst_fw_ver(struct dst_state *state)
926 {
927         u8 get_ver[] = { 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
928         get_ver[7] = dst_check_sum(get_ver, 7);
929         if (dst_command(state, get_ver, 8) < 0) {
930                 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
931                 return -1;
932         }
933         memcpy(&state->fw_version, &state->rxbuffer, 8);
934         dprintk(verbose, DST_ERROR, 1, "Firmware Ver = %x.%x Build = %02x, on %x:%x, %x-%x-20%02x",
935                 state->fw_version[0] >> 4, state->fw_version[0] & 0x0f,
936                 state->fw_version[1],
937                 state->fw_version[5], state->fw_version[6],
938                 state->fw_version[4], state->fw_version[3], state->fw_version[2]);
939
940         return 0;
941 }
942
943 static int dst_card_type(struct dst_state *state)
944 {
945         int j;
946         struct tuner_types *p_tuner_list = NULL;
947
948         u8 get_type[] = { 0x00, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
949         get_type[7] = dst_check_sum(get_type, 7);
950         if (dst_command(state, get_type, 8) < 0) {
951                 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
952                 return -1;
953         }
954         memset(&state->card_info, '\0', 8);
955         memcpy(&state->card_info, &state->rxbuffer, 7);
956         dprintk(verbose, DST_ERROR, 1, "Device Model=[%s]", &state->card_info[0]);
957
958         for (j = 0, p_tuner_list = tuner_list; j < ARRAY_SIZE(tuner_list); j++, p_tuner_list++) {
959                 if (!strcmp(&state->card_info[0], p_tuner_list->board_name)) {
960                         state->tuner_type = p_tuner_list->tuner_type;
961                         dprintk(verbose, DST_ERROR, 1, "DST has [%s] tuner, tuner type=[%d]",
962                                 p_tuner_list->tuner_name, p_tuner_list->tuner_type);
963                 }
964         }
965
966         return 0;
967 }
968
969 static int dst_get_vendor(struct dst_state *state)
970 {
971         u8 get_vendor[] = { 0x00, 0x12, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
972         get_vendor[7] = dst_check_sum(get_vendor, 7);
973         if (dst_command(state, get_vendor, 8) < 0) {
974                 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
975                 return -1;
976         }
977         memset(&state->vendor, '\0', 8);
978         memcpy(&state->vendor, &state->rxbuffer, 7);
979         dprintk(verbose, DST_ERROR, 1, "Vendor=[%s]", &state->vendor[0]);
980
981         return 0;
982 }
983
984 static void debug_dst_buffer(struct dst_state *state)
985 {
986         int i;
987
988         if (verbose > 2) {
989                 printk("%s: [", __func__);
990                 for (i = 0; i < 8; i++)
991                         printk(" %02x", state->rxbuffer[i]);
992                 printk("]\n");
993         }
994 }
995
996 static int dst_check_stv0299(struct dst_state *state)
997 {
998         u8 check_stv0299[] = { 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
999
1000         check_stv0299[7] = dst_check_sum(check_stv0299, 7);
1001         if (dst_command(state, check_stv0299, 8) < 0) {
1002                 dprintk(verbose, DST_ERROR, 1, "Cmd=[0x04] failed");
1003                 return -1;
1004         }
1005         debug_dst_buffer(state);
1006
1007         if (memcmp(&check_stv0299, &state->rxbuffer, 8)) {
1008                 dprintk(verbose, DST_ERROR, 1, "Found a STV0299 NIM");
1009                 state->tuner_type = TUNER_TYPE_STV0299;
1010                 return 0;
1011         }
1012
1013         return -1;
1014 }
1015
1016 static int dst_check_mb86a15(struct dst_state *state)
1017 {
1018         u8 check_mb86a15[] = { 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1019
1020         check_mb86a15[7] = dst_check_sum(check_mb86a15, 7);
1021         if (dst_command(state, check_mb86a15, 8) < 0) {
1022                 dprintk(verbose, DST_ERROR, 1, "Cmd=[0x10], failed");
1023                 return -1;
1024         }
1025         debug_dst_buffer(state);
1026
1027         if (memcmp(&check_mb86a15, &state->rxbuffer, 8) < 0) {
1028                 dprintk(verbose, DST_ERROR, 1, "Found a MB86A15 NIM");
1029                 state->tuner_type = TUNER_TYPE_MB86A15;
1030                 return 0;
1031         }
1032
1033         return -1;
1034 }
1035
1036 static int dst_get_tuner_info(struct dst_state *state)
1037 {
1038         u8 get_tuner_1[] = { 0x00, 0x13, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1039         u8 get_tuner_2[] = { 0x00, 0x0b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1040
1041         get_tuner_1[7] = dst_check_sum(get_tuner_1, 7);
1042         get_tuner_2[7] = dst_check_sum(get_tuner_2, 7);
1043         dprintk(verbose, DST_ERROR, 1, "DST TYpe = MULTI FE");
1044         if (state->type_flags & DST_TYPE_HAS_MULTI_FE) {
1045                 if (dst_command(state, get_tuner_1, 8) < 0) {
1046                         dprintk(verbose, DST_INFO, 1, "Cmd=[0x13], Unsupported");
1047                         goto force;
1048                 }
1049         } else {
1050                 if (dst_command(state, get_tuner_2, 8) < 0) {
1051                         dprintk(verbose, DST_INFO, 1, "Cmd=[0xb], Unsupported");
1052                         goto force;
1053                 }
1054         }
1055         memcpy(&state->board_info, &state->rxbuffer, 8);
1056         if (state->type_flags & DST_TYPE_HAS_MULTI_FE) {
1057                 dprintk(verbose, DST_ERROR, 1, "DST type has TS=188");
1058         }
1059         if (state->board_info[0] == 0xbc) {
1060                 if (state->dst_type != DST_TYPE_IS_ATSC)
1061                         state->type_flags |= DST_TYPE_HAS_TS188;
1062                 else
1063                         state->type_flags |= DST_TYPE_HAS_NEWTUNE_2;
1064
1065                 if (state->board_info[1] == 0x01) {
1066                         state->dst_hw_cap |= DST_TYPE_HAS_DBOARD;
1067                         dprintk(verbose, DST_ERROR, 1, "DST has Daughterboard");
1068                 }
1069         }
1070
1071         return 0;
1072 force:
1073         if (!strncmp(state->fw_name, "DCT-CI", 6)) {
1074                 state->type_flags |= DST_TYPE_HAS_TS204;
1075                 dprintk(verbose, DST_ERROR, 1, "Forcing [%s] to TS188", state->fw_name);
1076         }
1077
1078         return -1;
1079 }
1080
1081 static int dst_get_device_id(struct dst_state *state)
1082 {
1083         u8 reply;
1084
1085         int i, j;
1086         struct dst_types *p_dst_type = NULL;
1087         struct tuner_types *p_tuner_list = NULL;
1088
1089         u8 use_dst_type = 0;
1090         u32 use_type_flags = 0;
1091
1092         static u8 device_type[8] = {0x00, 0x06, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff};
1093
1094         state->tuner_type = 0;
1095         device_type[7] = dst_check_sum(device_type, 7);
1096
1097         if (write_dst(state, device_type, FIXED_COMM))
1098                 return -1;              /*      Write failed            */
1099         if ((dst_pio_disable(state)) < 0)
1100                 return -1;
1101         if (read_dst(state, &reply, GET_ACK))
1102                 return -1;              /*      Read failure            */
1103         if (reply != ACK) {
1104                 dprintk(verbose, DST_INFO, 1, "Write not Acknowledged! [Reply=0x%02x]", reply);
1105                 return -1;              /*      Unack'd write           */
1106         }
1107         if (!dst_wait_dst_ready(state, DEVICE_INIT))
1108                 return -1;              /*      DST not ready yet       */
1109         if (read_dst(state, state->rxbuffer, FIXED_COMM))
1110                 return -1;
1111
1112         dst_pio_disable(state);
1113         if (state->rxbuffer[7] != dst_check_sum(state->rxbuffer, 7)) {
1114                 dprintk(verbose, DST_INFO, 1, "Checksum failure!");
1115                 return -1;              /*      Checksum failure        */
1116         }
1117         state->rxbuffer[7] = '\0';
1118
1119         for (i = 0, p_dst_type = dst_tlist; i < ARRAY_SIZE(dst_tlist); i++, p_dst_type++) {
1120                 if (!strncmp (&state->rxbuffer[p_dst_type->offset], p_dst_type->device_id, strlen (p_dst_type->device_id))) {
1121                         use_type_flags = p_dst_type->type_flags;
1122                         use_dst_type = p_dst_type->dst_type;
1123
1124                         /*      Card capabilities       */
1125                         state->dst_hw_cap = p_dst_type->dst_feature;
1126                         dprintk(verbose, DST_ERROR, 1, "Recognise [%s]", p_dst_type->device_id);
1127                         strncpy(&state->fw_name[0], p_dst_type->device_id, 6);
1128                         /*      Multiple tuners         */
1129                         if (p_dst_type->tuner_type & TUNER_TYPE_MULTI) {
1130                                 switch (use_dst_type) {
1131                                 case DST_TYPE_IS_SAT:
1132                                         /*      STV0299 check   */
1133                                         if (dst_check_stv0299(state) < 0) {
1134                                                 dprintk(verbose, DST_ERROR, 1, "Unsupported");
1135                                                 state->tuner_type = TUNER_TYPE_MB86A15;
1136                                         }
1137                                         break;
1138                                 default:
1139                                         break;
1140                                 }
1141                                 if (dst_check_mb86a15(state) < 0)
1142                                         dprintk(verbose, DST_ERROR, 1, "Unsupported");
1143                         /*      Single tuner            */
1144                         } else {
1145                                 state->tuner_type = p_dst_type->tuner_type;
1146                         }
1147                         for (j = 0, p_tuner_list = tuner_list; j < ARRAY_SIZE(tuner_list); j++, p_tuner_list++) {
1148                                 if (!(strncmp(p_dst_type->device_id, p_tuner_list->fw_name, 7)) &&
1149                                         p_tuner_list->tuner_type == state->tuner_type) {
1150                                         dprintk(verbose, DST_ERROR, 1, "[%s] has a [%s]",
1151                                                 p_dst_type->device_id, p_tuner_list->tuner_name);
1152                                 }
1153                         }
1154                         break;
1155                 }
1156         }
1157
1158         if (i >= ARRAY_SIZE(dst_tlist)) {
1159                 dprintk(verbose, DST_ERROR, 1, "Unable to recognize %s or %s", &state->rxbuffer[0], &state->rxbuffer[1]);
1160                 dprintk(verbose, DST_ERROR, 1, "please email linux-dvb@linuxtv.org with this type in");
1161                 use_dst_type = DST_TYPE_IS_SAT;
1162                 use_type_flags = DST_TYPE_HAS_SYMDIV;
1163         }
1164         dst_type_print(state, use_dst_type);
1165         state->type_flags = use_type_flags;
1166         state->dst_type = use_dst_type;
1167         dst_type_flags_print(state);
1168
1169         return 0;
1170 }
1171
1172 static int dst_probe(struct dst_state *state)
1173 {
1174         mutex_init(&state->dst_mutex);
1175         if (dst_addons & DST_TYPE_HAS_CA) {
1176                 if ((rdc_8820_reset(state)) < 0) {
1177                         dprintk(verbose, DST_ERROR, 1, "RDC 8820 RESET Failed.");
1178                         return -1;
1179                 }
1180                 msleep(4000);
1181         } else {
1182                 msleep(100);
1183         }
1184         if ((dst_comm_init(state)) < 0) {
1185                 dprintk(verbose, DST_ERROR, 1, "DST Initialization Failed.");
1186                 return -1;
1187         }
1188         msleep(100);
1189         if (dst_get_device_id(state) < 0) {
1190                 dprintk(verbose, DST_ERROR, 1, "unknown device.");
1191                 return -1;
1192         }
1193         if (dst_get_mac(state) < 0) {
1194                 dprintk(verbose, DST_INFO, 1, "MAC: Unsupported command");
1195         }
1196         if ((state->type_flags & DST_TYPE_HAS_MULTI_FE) || (state->type_flags & DST_TYPE_HAS_FW_BUILD)) {
1197                 if (dst_get_tuner_info(state) < 0)
1198                         dprintk(verbose, DST_INFO, 1, "Tuner: Unsupported command");
1199         }
1200         if (state->type_flags & DST_TYPE_HAS_TS204) {
1201                 dst_packsize(state, 204);
1202         }
1203         if (state->type_flags & DST_TYPE_HAS_FW_BUILD) {
1204                 if (dst_fw_ver(state) < 0) {
1205                         dprintk(verbose, DST_INFO, 1, "FW: Unsupported command");
1206                         return 0;
1207                 }
1208                 if (dst_card_type(state) < 0) {
1209                         dprintk(verbose, DST_INFO, 1, "Card: Unsupported command");
1210                         return 0;
1211                 }
1212                 if (dst_get_vendor(state) < 0) {
1213                         dprintk(verbose, DST_INFO, 1, "Vendor: Unsupported command");
1214                         return 0;
1215                 }
1216         }
1217
1218         return 0;
1219 }
1220
1221 static int dst_command(struct dst_state *state, u8 *data, u8 len)
1222 {
1223         u8 reply;
1224
1225         mutex_lock(&state->dst_mutex);
1226         if ((dst_comm_init(state)) < 0) {
1227                 dprintk(verbose, DST_NOTICE, 1, "DST Communication Initialization Failed.");
1228                 goto error;
1229         }
1230         if (write_dst(state, data, len)) {
1231                 dprintk(verbose, DST_INFO, 1, "Trying to recover.. ");
1232                 if ((dst_error_recovery(state)) < 0) {
1233                         dprintk(verbose, DST_ERROR, 1, "Recovery Failed.");
1234                         goto error;
1235                 }
1236                 goto error;
1237         }
1238         if ((dst_pio_disable(state)) < 0) {
1239                 dprintk(verbose, DST_ERROR, 1, "PIO Disable Failed.");
1240                 goto error;
1241         }
1242         if (state->type_flags & DST_TYPE_HAS_FW_1)
1243                 mdelay(3);
1244         if (read_dst(state, &reply, GET_ACK)) {
1245                 dprintk(verbose, DST_DEBUG, 1, "Trying to recover.. ");
1246                 if ((dst_error_recovery(state)) < 0) {
1247                         dprintk(verbose, DST_INFO, 1, "Recovery Failed.");
1248                         goto error;
1249                 }
1250                 goto error;
1251         }
1252         if (reply != ACK) {
1253                 dprintk(verbose, DST_INFO, 1, "write not acknowledged 0x%02x ", reply);
1254                 goto error;
1255         }
1256         if (len >= 2 && data[0] == 0 && (data[1] == 1 || data[1] == 3))
1257                 goto error;
1258         if (state->type_flags & DST_TYPE_HAS_FW_1)
1259                 mdelay(3);
1260         else
1261                 udelay(2000);
1262         if (!dst_wait_dst_ready(state, NO_DELAY))
1263                 goto error;
1264         if (read_dst(state, state->rxbuffer, FIXED_COMM)) {
1265                 dprintk(verbose, DST_DEBUG, 1, "Trying to recover.. ");
1266                 if ((dst_error_recovery(state)) < 0) {
1267                         dprintk(verbose, DST_INFO, 1, "Recovery failed.");
1268                         goto error;
1269                 }
1270                 goto error;
1271         }
1272         if (state->rxbuffer[7] != dst_check_sum(state->rxbuffer, 7)) {
1273                 dprintk(verbose, DST_INFO, 1, "checksum failure");
1274                 goto error;
1275         }
1276         mutex_unlock(&state->dst_mutex);
1277         return 0;
1278
1279 error:
1280         mutex_unlock(&state->dst_mutex);
1281         return -EIO;
1282
1283 }
1284
1285 static int dst_get_signal(struct dst_state *state)
1286 {
1287         int retval;
1288         u8 get_signal[] = { 0x00, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfb };
1289         //dprintk("%s: Getting Signal strength and other parameters\n", __func__);
1290         if ((state->diseq_flags & ATTEMPT_TUNE) == 0) {
1291                 state->decode_lock = state->decode_strength = state->decode_snr = 0;
1292                 return 0;
1293         }
1294         if (0 == (state->diseq_flags & HAS_LOCK)) {
1295                 state->decode_lock = state->decode_strength = state->decode_snr = 0;
1296                 return 0;
1297         }
1298         if (time_after_eq(jiffies, state->cur_jiff + (HZ / 5))) {
1299                 retval = dst_command(state, get_signal, 8);
1300                 if (retval < 0)
1301                         return retval;
1302                 if (state->dst_type == DST_TYPE_IS_SAT) {
1303                         state->decode_lock = ((state->rxbuffer[6] & 0x10) == 0) ? 1 : 0;
1304                         state->decode_strength = state->rxbuffer[5] << 8;
1305                         state->decode_snr = state->rxbuffer[2] << 8 | state->rxbuffer[3];
1306                 } else if ((state->dst_type == DST_TYPE_IS_TERR) || (state->dst_type == DST_TYPE_IS_CABLE)) {
1307                         state->decode_lock = (state->rxbuffer[1]) ? 1 : 0;
1308                         state->decode_strength = state->rxbuffer[4] << 8;
1309                         state->decode_snr = state->rxbuffer[3] << 8;
1310                 } else if (state->dst_type == DST_TYPE_IS_ATSC) {
1311                         state->decode_lock = (state->rxbuffer[6] == 0x00) ? 1 : 0;
1312                         state->decode_strength = state->rxbuffer[4] << 8;
1313                         state->decode_snr = state->rxbuffer[2] << 8 | state->rxbuffer[3];
1314                 }
1315                 state->cur_jiff = jiffies;
1316         }
1317         return 0;
1318 }
1319
1320 static int dst_tone_power_cmd(struct dst_state *state)
1321 {
1322         u8 paket[8] = { 0x00, 0x09, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00 };
1323
1324         if (state->dst_type != DST_TYPE_IS_SAT)
1325                 return -EOPNOTSUPP;
1326         paket[4] = state->tx_tuna[4];
1327         paket[2] = state->tx_tuna[2];
1328         paket[3] = state->tx_tuna[3];
1329         paket[7] = dst_check_sum (paket, 7);
1330         return dst_command(state, paket, 8);
1331 }
1332
1333 static int dst_get_tuna(struct dst_state *state)
1334 {
1335         int retval;
1336
1337         if ((state->diseq_flags & ATTEMPT_TUNE) == 0)
1338                 return 0;
1339         state->diseq_flags &= ~(HAS_LOCK);
1340         if (!dst_wait_dst_ready(state, NO_DELAY))
1341                 return -EIO;
1342         if ((state->type_flags & DST_TYPE_HAS_VLF) &&
1343                 !(state->dst_type == DST_TYPE_IS_ATSC))
1344
1345                 retval = read_dst(state, state->rx_tuna, 10);
1346         else
1347                 retval = read_dst(state, &state->rx_tuna[2], FIXED_COMM);
1348         if (retval < 0) {
1349                 dprintk(verbose, DST_DEBUG, 1, "read not successful");
1350                 return retval;
1351         }
1352         if ((state->type_flags & DST_TYPE_HAS_VLF) &&
1353            !(state->dst_type == DST_TYPE_IS_ATSC)) {
1354
1355                 if (state->rx_tuna[9] != dst_check_sum(&state->rx_tuna[0], 9)) {
1356                         dprintk(verbose, DST_INFO, 1, "checksum failure ? ");
1357                         return -EIO;
1358                 }
1359         } else {
1360                 if (state->rx_tuna[9] != dst_check_sum(&state->rx_tuna[2], 7)) {
1361                         dprintk(verbose, DST_INFO, 1, "checksum failure? ");
1362                         return -EIO;
1363                 }
1364         }
1365         if (state->rx_tuna[2] == 0 && state->rx_tuna[3] == 0)
1366                 return 0;
1367         if (state->dst_type == DST_TYPE_IS_SAT) {
1368                 state->decode_freq = ((state->rx_tuna[2] & 0x7f) << 8) + state->rx_tuna[3];
1369         } else {
1370                 state->decode_freq = ((state->rx_tuna[2] & 0x7f) << 16) + (state->rx_tuna[3] << 8) + state->rx_tuna[4];
1371         }
1372         state->decode_freq = state->decode_freq * 1000;
1373         state->decode_lock = 1;
1374         state->diseq_flags |= HAS_LOCK;
1375
1376         return 1;
1377 }
1378
1379 static int dst_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage);
1380
1381 static int dst_write_tuna(struct dvb_frontend *fe)
1382 {
1383         struct dst_state *state = fe->demodulator_priv;
1384         int retval;
1385         u8 reply;
1386
1387         dprintk(verbose, DST_INFO, 1, "type_flags 0x%x ", state->type_flags);
1388         state->decode_freq = 0;
1389         state->decode_lock = state->decode_strength = state->decode_snr = 0;
1390         if (state->dst_type == DST_TYPE_IS_SAT) {
1391                 if (!(state->diseq_flags & HAS_POWER))
1392                         dst_set_voltage(fe, SEC_VOLTAGE_13);
1393         }
1394         state->diseq_flags &= ~(HAS_LOCK | ATTEMPT_TUNE);
1395         mutex_lock(&state->dst_mutex);
1396         if ((dst_comm_init(state)) < 0) {
1397                 dprintk(verbose, DST_DEBUG, 1, "DST Communication initialization failed.");
1398                 goto error;
1399         }
1400 //      if (state->type_flags & DST_TYPE_HAS_NEWTUNE) {
1401         if ((state->type_flags & DST_TYPE_HAS_VLF) &&
1402                 (!(state->dst_type == DST_TYPE_IS_ATSC))) {
1403
1404                 state->tx_tuna[9] = dst_check_sum(&state->tx_tuna[0], 9);
1405                 retval = write_dst(state, &state->tx_tuna[0], 10);
1406         } else {
1407                 state->tx_tuna[9] = dst_check_sum(&state->tx_tuna[2], 7);
1408                 retval = write_dst(state, &state->tx_tuna[2], FIXED_COMM);
1409         }
1410         if (retval < 0) {
1411                 dst_pio_disable(state);
1412                 dprintk(verbose, DST_DEBUG, 1, "write not successful");
1413                 goto werr;
1414         }
1415         if ((dst_pio_disable(state)) < 0) {
1416                 dprintk(verbose, DST_DEBUG, 1, "DST PIO disable failed !");
1417                 goto error;
1418         }
1419         if ((read_dst(state, &reply, GET_ACK) < 0)) {
1420                 dprintk(verbose, DST_DEBUG, 1, "read verify not successful.");
1421                 goto error;
1422         }
1423         if (reply != ACK) {
1424                 dprintk(verbose, DST_DEBUG, 1, "write not acknowledged 0x%02x ", reply);
1425                 goto error;
1426         }
1427         state->diseq_flags |= ATTEMPT_TUNE;
1428         retval = dst_get_tuna(state);
1429 werr:
1430         mutex_unlock(&state->dst_mutex);
1431         return retval;
1432
1433 error:
1434         mutex_unlock(&state->dst_mutex);
1435         return -EIO;
1436 }
1437
1438 /*
1439  * line22k0    0x00, 0x09, 0x00, 0xff, 0x01, 0x00, 0x00, 0x00
1440  * line22k1    0x00, 0x09, 0x01, 0xff, 0x01, 0x00, 0x00, 0x00
1441  * line22k2    0x00, 0x09, 0x02, 0xff, 0x01, 0x00, 0x00, 0x00
1442  * tone        0x00, 0x09, 0xff, 0x00, 0x01, 0x00, 0x00, 0x00
1443  * data        0x00, 0x09, 0xff, 0x01, 0x01, 0x00, 0x00, 0x00
1444  * power_off   0x00, 0x09, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00
1445  * power_on    0x00, 0x09, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00
1446  * Diseqc 1    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf0, 0xec
1447  * Diseqc 2    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf4, 0xe8
1448  * Diseqc 3    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf8, 0xe4
1449  * Diseqc 4    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xfc, 0xe0
1450  */
1451
1452 static int dst_set_diseqc(struct dvb_frontend *fe, struct dvb_diseqc_master_cmd *cmd)
1453 {
1454         struct dst_state *state = fe->demodulator_priv;
1455         u8 paket[8] = { 0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf0, 0xec };
1456
1457         if (state->dst_type != DST_TYPE_IS_SAT)
1458                 return -EOPNOTSUPP;
1459         if (cmd->msg_len > 0 && cmd->msg_len < 5)
1460                 memcpy(&paket[3], cmd->msg, cmd->msg_len);
1461         else if (cmd->msg_len == 5 && state->dst_hw_cap & DST_TYPE_HAS_DISEQC5)
1462                 memcpy(&paket[2], cmd->msg, cmd->msg_len);
1463         else
1464                 return -EINVAL;
1465         paket[7] = dst_check_sum(&paket[0], 7);
1466         return dst_command(state, paket, 8);
1467 }
1468
1469 static int dst_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)
1470 {
1471         int need_cmd, retval = 0;
1472         struct dst_state *state = fe->demodulator_priv;
1473
1474         state->voltage = voltage;
1475         if (state->dst_type != DST_TYPE_IS_SAT)
1476                 return -EOPNOTSUPP;
1477
1478         need_cmd = 0;
1479
1480         switch (voltage) {
1481         case SEC_VOLTAGE_13:
1482         case SEC_VOLTAGE_18:
1483                 if ((state->diseq_flags & HAS_POWER) == 0)
1484                         need_cmd = 1;
1485                 state->diseq_flags |= HAS_POWER;
1486                 state->tx_tuna[4] = 0x01;
1487                 break;
1488         case SEC_VOLTAGE_OFF:
1489                 need_cmd = 1;
1490                 state->diseq_flags &= ~(HAS_POWER | HAS_LOCK | ATTEMPT_TUNE);
1491                 state->tx_tuna[4] = 0x00;
1492                 break;
1493         default:
1494                 return -EINVAL;
1495         }
1496
1497         if (need_cmd)
1498                 retval = dst_tone_power_cmd(state);
1499
1500         return retval;
1501 }
1502
1503 static int dst_set_tone(struct dvb_frontend *fe, fe_sec_tone_mode_t tone)
1504 {
1505         struct dst_state *state = fe->demodulator_priv;
1506
1507         state->tone = tone;
1508         if (state->dst_type != DST_TYPE_IS_SAT)
1509                 return -EOPNOTSUPP;
1510
1511         switch (tone) {
1512         case SEC_TONE_OFF:
1513                 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1514                     state->tx_tuna[2] = 0x00;
1515                 else
1516                     state->tx_tuna[2] = 0xff;
1517                 break;
1518
1519         case SEC_TONE_ON:
1520                 state->tx_tuna[2] = 0x02;
1521                 break;
1522         default:
1523                 return -EINVAL;
1524         }
1525         return dst_tone_power_cmd(state);
1526 }
1527
1528 static int dst_send_burst(struct dvb_frontend *fe, fe_sec_mini_cmd_t minicmd)
1529 {
1530         struct dst_state *state = fe->demodulator_priv;
1531
1532         if (state->dst_type != DST_TYPE_IS_SAT)
1533                 return -EOPNOTSUPP;
1534         state->minicmd = minicmd;
1535         switch (minicmd) {
1536         case SEC_MINI_A:
1537                 state->tx_tuna[3] = 0x02;
1538                 break;
1539         case SEC_MINI_B:
1540                 state->tx_tuna[3] = 0xff;
1541                 break;
1542         }
1543         return dst_tone_power_cmd(state);
1544 }
1545
1546
1547 static int dst_init(struct dvb_frontend *fe)
1548 {
1549         struct dst_state *state = fe->demodulator_priv;
1550
1551         static u8 sat_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x00, 0x73, 0x21, 0x00, 0x00 };
1552         static u8 sat_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x55, 0xbd, 0x50, 0x00, 0x00 };
1553         static u8 ter_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1554         static u8 ter_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1555         static u8 cab_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1556         static u8 cab_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1557         static u8 atsc_tuner[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1558
1559         state->inversion = INVERSION_OFF;
1560         state->voltage = SEC_VOLTAGE_13;
1561         state->tone = SEC_TONE_OFF;
1562         state->diseq_flags = 0;
1563         state->k22 = 0x02;
1564         state->bandwidth = 7000000;
1565         state->cur_jiff = jiffies;
1566         if (state->dst_type == DST_TYPE_IS_SAT)
1567                 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? sat_tuna_188 : sat_tuna_204), sizeof (sat_tuna_204));
1568         else if (state->dst_type == DST_TYPE_IS_TERR)
1569                 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? ter_tuna_188 : ter_tuna_204), sizeof (ter_tuna_204));
1570         else if (state->dst_type == DST_TYPE_IS_CABLE)
1571                 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? cab_tuna_188 : cab_tuna_204), sizeof (cab_tuna_204));
1572         else if (state->dst_type == DST_TYPE_IS_ATSC)
1573                 memcpy(state->tx_tuna, atsc_tuner, sizeof (atsc_tuner));
1574
1575         return 0;
1576 }
1577
1578 static int dst_read_status(struct dvb_frontend *fe, fe_status_t *status)
1579 {
1580         struct dst_state *state = fe->demodulator_priv;
1581
1582         *status = 0;
1583         if (state->diseq_flags & HAS_LOCK) {
1584 //              dst_get_signal(state);  // don't require(?) to ask MCU
1585                 if (state->decode_lock)
1586                         *status |= FE_HAS_LOCK | FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_SYNC | FE_HAS_VITERBI;
1587         }
1588
1589         return 0;
1590 }
1591
1592 static int dst_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
1593 {
1594         struct dst_state *state = fe->demodulator_priv;
1595
1596         int retval = dst_get_signal(state);
1597         *strength = state->decode_strength;
1598
1599         return retval;
1600 }
1601
1602 static int dst_read_snr(struct dvb_frontend *fe, u16 *snr)
1603 {
1604         struct dst_state *state = fe->demodulator_priv;
1605
1606         int retval = dst_get_signal(state);
1607         *snr = state->decode_snr;
1608
1609         return retval;
1610 }
1611
1612 static int dst_set_frontend(struct dvb_frontend *fe)
1613 {
1614         struct dtv_frontend_properties *p = &fe->dtv_property_cache;
1615         int retval = -EINVAL;
1616         struct dst_state *state = fe->demodulator_priv;
1617
1618         if (p != NULL) {
1619                 retval = dst_set_freq(state, p->frequency);
1620                 if(retval != 0)
1621                         return retval;
1622                 dprintk(verbose, DST_DEBUG, 1, "Set Frequency=[%d]", p->frequency);
1623
1624                 if (state->dst_type == DST_TYPE_IS_SAT) {
1625                         if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1626                                 dst_set_inversion(state, p->inversion);
1627                         dst_set_fec(state, p->fec_inner);
1628                         dst_set_symbolrate(state, p->symbol_rate);
1629                         dst_set_polarization(state);
1630                         dprintk(verbose, DST_DEBUG, 1, "Set Symbolrate=[%d]", p->symbol_rate);
1631
1632                 } else if (state->dst_type == DST_TYPE_IS_TERR)
1633                         dst_set_bandwidth(state, p->bandwidth_hz);
1634                 else if (state->dst_type == DST_TYPE_IS_CABLE) {
1635                         dst_set_fec(state, p->fec_inner);
1636                         dst_set_symbolrate(state, p->symbol_rate);
1637                         dst_set_modulation(state, p->modulation);
1638                 }
1639                 retval = dst_write_tuna(fe);
1640         }
1641
1642         return retval;
1643 }
1644
1645 static int dst_tune_frontend(struct dvb_frontend* fe,
1646                             bool re_tune,
1647                             unsigned int mode_flags,
1648                             unsigned int *delay,
1649                             fe_status_t *status)
1650 {
1651         struct dst_state *state = fe->demodulator_priv;
1652         struct dtv_frontend_properties *p = &fe->dtv_property_cache;
1653
1654         if (re_tune) {
1655                 dst_set_freq(state, p->frequency);
1656                 dprintk(verbose, DST_DEBUG, 1, "Set Frequency=[%d]", p->frequency);
1657
1658                 if (state->dst_type == DST_TYPE_IS_SAT) {
1659                         if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1660                                 dst_set_inversion(state, p->inversion);
1661                         dst_set_fec(state, p->fec_inner);
1662                         dst_set_symbolrate(state, p->symbol_rate);
1663                         dst_set_polarization(state);
1664                         dprintk(verbose, DST_DEBUG, 1, "Set Symbolrate=[%d]", p->symbol_rate);
1665
1666                 } else if (state->dst_type == DST_TYPE_IS_TERR)
1667                         dst_set_bandwidth(state, p->bandwidth_hz);
1668                 else if (state->dst_type == DST_TYPE_IS_CABLE) {
1669                         dst_set_fec(state, p->fec_inner);
1670                         dst_set_symbolrate(state, p->symbol_rate);
1671                         dst_set_modulation(state, p->modulation);
1672                 }
1673                 dst_write_tuna(fe);
1674         }
1675
1676         if (!(mode_flags & FE_TUNE_MODE_ONESHOT))
1677                 dst_read_status(fe, status);
1678
1679         *delay = HZ/10;
1680         return 0;
1681 }
1682
1683 static int dst_get_tuning_algo(struct dvb_frontend *fe)
1684 {
1685         return dst_algo ? DVBFE_ALGO_HW : DVBFE_ALGO_SW;
1686 }
1687
1688 static int dst_get_frontend(struct dvb_frontend *fe)
1689 {
1690         struct dtv_frontend_properties *p = &fe->dtv_property_cache;
1691         struct dst_state *state = fe->demodulator_priv;
1692
1693         p->frequency = state->decode_freq;
1694         if (state->dst_type == DST_TYPE_IS_SAT) {
1695                 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1696                         p->inversion = state->inversion;
1697                 p->symbol_rate = state->symbol_rate;
1698                 p->fec_inner = dst_get_fec(state);
1699         } else if (state->dst_type == DST_TYPE_IS_TERR) {
1700                 p->bandwidth_hz = state->bandwidth;
1701         } else if (state->dst_type == DST_TYPE_IS_CABLE) {
1702                 p->symbol_rate = state->symbol_rate;
1703                 p->fec_inner = dst_get_fec(state);
1704                 p->modulation = dst_get_modulation(state);
1705         }
1706
1707         return 0;
1708 }
1709
1710 static void dst_release(struct dvb_frontend *fe)
1711 {
1712         struct dst_state *state = fe->demodulator_priv;
1713         if (state->dst_ca) {
1714                 dvb_unregister_device(state->dst_ca);
1715 #ifdef CONFIG_MEDIA_ATTACH
1716                 symbol_put(dst_ca_attach);
1717 #endif
1718         }
1719         kfree(state);
1720 }
1721
1722 static struct dvb_frontend_ops dst_dvbt_ops;
1723 static struct dvb_frontend_ops dst_dvbs_ops;
1724 static struct dvb_frontend_ops dst_dvbc_ops;
1725 static struct dvb_frontend_ops dst_atsc_ops;
1726
1727 struct dst_state *dst_attach(struct dst_state *state, struct dvb_adapter *dvb_adapter)
1728 {
1729         /* check if the ASIC is there */
1730         if (dst_probe(state) < 0) {
1731                 kfree(state);
1732                 return NULL;
1733         }
1734         /* determine settings based on type */
1735         /* create dvb_frontend */
1736         switch (state->dst_type) {
1737         case DST_TYPE_IS_TERR:
1738                 memcpy(&state->frontend.ops, &dst_dvbt_ops, sizeof(struct dvb_frontend_ops));
1739                 break;
1740         case DST_TYPE_IS_CABLE:
1741                 memcpy(&state->frontend.ops, &dst_dvbc_ops, sizeof(struct dvb_frontend_ops));
1742                 break;
1743         case DST_TYPE_IS_SAT:
1744                 memcpy(&state->frontend.ops, &dst_dvbs_ops, sizeof(struct dvb_frontend_ops));
1745                 break;
1746         case DST_TYPE_IS_ATSC:
1747                 memcpy(&state->frontend.ops, &dst_atsc_ops, sizeof(struct dvb_frontend_ops));
1748                 break;
1749         default:
1750                 dprintk(verbose, DST_ERROR, 1, "unknown DST type. please report to the LinuxTV.org DVB mailinglist.");
1751                 kfree(state);
1752                 return NULL;
1753         }
1754         state->frontend.demodulator_priv = state;
1755
1756         return state;                           /*      Manu (DST is a card not a frontend)     */
1757 }
1758
1759 EXPORT_SYMBOL(dst_attach);
1760
1761 static struct dvb_frontend_ops dst_dvbt_ops = {
1762         .delsys = { SYS_DVBT },
1763         .info = {
1764                 .name = "DST DVB-T",
1765                 .frequency_min = 137000000,
1766                 .frequency_max = 858000000,
1767                 .frequency_stepsize = 166667,
1768                 .caps = FE_CAN_FEC_AUTO                 |
1769                         FE_CAN_QAM_AUTO                 |
1770                         FE_CAN_QAM_16                   |
1771                         FE_CAN_QAM_32                   |
1772                         FE_CAN_QAM_64                   |
1773                         FE_CAN_QAM_128                  |
1774                         FE_CAN_QAM_256                  |
1775                         FE_CAN_TRANSMISSION_MODE_AUTO   |
1776                         FE_CAN_GUARD_INTERVAL_AUTO
1777         },
1778
1779         .release = dst_release,
1780         .init = dst_init,
1781         .tune = dst_tune_frontend,
1782         .set_frontend = dst_set_frontend,
1783         .get_frontend = dst_get_frontend,
1784         .get_frontend_algo = dst_get_tuning_algo,
1785         .read_status = dst_read_status,
1786         .read_signal_strength = dst_read_signal_strength,
1787         .read_snr = dst_read_snr,
1788 };
1789
1790 static struct dvb_frontend_ops dst_dvbs_ops = {
1791         .delsys = { SYS_DVBS },
1792         .info = {
1793                 .name = "DST DVB-S",
1794                 .frequency_min = 950000,
1795                 .frequency_max = 2150000,
1796                 .frequency_stepsize = 1000,     /* kHz for QPSK frontends */
1797                 .frequency_tolerance = 29500,
1798                 .symbol_rate_min = 1000000,
1799                 .symbol_rate_max = 45000000,
1800         /*     . symbol_rate_tolerance  =       ???,*/
1801                 .caps = FE_CAN_FEC_AUTO | FE_CAN_QPSK
1802         },
1803
1804         .release = dst_release,
1805         .init = dst_init,
1806         .tune = dst_tune_frontend,
1807         .set_frontend = dst_set_frontend,
1808         .get_frontend = dst_get_frontend,
1809         .get_frontend_algo = dst_get_tuning_algo,
1810         .read_status = dst_read_status,
1811         .read_signal_strength = dst_read_signal_strength,
1812         .read_snr = dst_read_snr,
1813         .diseqc_send_burst = dst_send_burst,
1814         .diseqc_send_master_cmd = dst_set_diseqc,
1815         .set_voltage = dst_set_voltage,
1816         .set_tone = dst_set_tone,
1817 };
1818
1819 static struct dvb_frontend_ops dst_dvbc_ops = {
1820         .delsys = { SYS_DVBC_ANNEX_A },
1821         .info = {
1822                 .name = "DST DVB-C",
1823                 .frequency_stepsize = 62500,
1824                 .frequency_min = 51000000,
1825                 .frequency_max = 858000000,
1826                 .symbol_rate_min = 1000000,
1827                 .symbol_rate_max = 45000000,
1828                 .caps = FE_CAN_FEC_AUTO |
1829                         FE_CAN_QAM_AUTO |
1830                         FE_CAN_QAM_16   |
1831                         FE_CAN_QAM_32   |
1832                         FE_CAN_QAM_64   |
1833                         FE_CAN_QAM_128  |
1834                         FE_CAN_QAM_256
1835         },
1836
1837         .release = dst_release,
1838         .init = dst_init,
1839         .tune = dst_tune_frontend,
1840         .set_frontend = dst_set_frontend,
1841         .get_frontend = dst_get_frontend,
1842         .get_frontend_algo = dst_get_tuning_algo,
1843         .read_status = dst_read_status,
1844         .read_signal_strength = dst_read_signal_strength,
1845         .read_snr = dst_read_snr,
1846 };
1847
1848 static struct dvb_frontend_ops dst_atsc_ops = {
1849         .delsys = { SYS_ATSC },
1850         .info = {
1851                 .name = "DST ATSC",
1852                 .frequency_stepsize = 62500,
1853                 .frequency_min = 510000000,
1854                 .frequency_max = 858000000,
1855                 .symbol_rate_min = 1000000,
1856                 .symbol_rate_max = 45000000,
1857                 .caps = FE_CAN_FEC_AUTO | FE_CAN_QAM_AUTO | FE_CAN_QAM_64 | FE_CAN_QAM_256 | FE_CAN_8VSB
1858         },
1859
1860         .release = dst_release,
1861         .init = dst_init,
1862         .tune = dst_tune_frontend,
1863         .set_frontend = dst_set_frontend,
1864         .get_frontend = dst_get_frontend,
1865         .get_frontend_algo = dst_get_tuning_algo,
1866         .read_status = dst_read_status,
1867         .read_signal_strength = dst_read_signal_strength,
1868         .read_snr = dst_read_snr,
1869 };
1870
1871 MODULE_DESCRIPTION("DST DVB-S/T/C/ATSC Combo Frontend driver");
1872 MODULE_AUTHOR("Jamie Honan, Manu Abraham");
1873 MODULE_LICENSE("GPL");