Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6
[linux-2.6] / 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, fe_bandwidth_t 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 BANDWIDTH_6_MHZ:
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 BANDWIDTH_7_MHZ:
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 BANDWIDTH_8_MHZ:
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=[%02x:%02x:%02x:%02x:%02x:%02x]",
921                 state->mac_address[0], state->mac_address[1], state->mac_address[2],
922                 state->mac_address[4], state->mac_address[5], state->mac_address[6]);
923
924         return 0;
925 }
926
927 static int dst_fw_ver(struct dst_state *state)
928 {
929         u8 get_ver[] = { 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
930         get_ver[7] = dst_check_sum(get_ver, 7);
931         if (dst_command(state, get_ver, 8) < 0) {
932                 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
933                 return -1;
934         }
935         memset(&state->fw_version, '\0', 8);
936         memcpy(&state->fw_version, &state->rxbuffer, 8);
937         dprintk(verbose, DST_ERROR, 1, "Firmware Ver = %x.%x Build = %02x, on %x:%x, %x-%x-20%02x",
938                 state->fw_version[0] >> 4, state->fw_version[0] & 0x0f,
939                 state->fw_version[1],
940                 state->fw_version[5], state->fw_version[6],
941                 state->fw_version[4], state->fw_version[3], state->fw_version[2]);
942
943         return 0;
944 }
945
946 static int dst_card_type(struct dst_state *state)
947 {
948         int j;
949         struct tuner_types *p_tuner_list = NULL;
950
951         u8 get_type[] = { 0x00, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
952         get_type[7] = dst_check_sum(get_type, 7);
953         if (dst_command(state, get_type, 8) < 0) {
954                 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
955                 return -1;
956         }
957         memset(&state->card_info, '\0', 8);
958         memcpy(&state->card_info, &state->rxbuffer, 7);
959         dprintk(verbose, DST_ERROR, 1, "Device Model=[%s]", &state->card_info[0]);
960
961         for (j = 0, p_tuner_list = tuner_list; j < ARRAY_SIZE(tuner_list); j++, p_tuner_list++) {
962                 if (!strcmp(&state->card_info[0], p_tuner_list->board_name)) {
963                         state->tuner_type = p_tuner_list->tuner_type;
964                         dprintk(verbose, DST_ERROR, 1, "DST has [%s] tuner, tuner type=[%d]",
965                                 p_tuner_list->tuner_name, p_tuner_list->tuner_type);
966                 }
967         }
968
969         return 0;
970 }
971
972 static int dst_get_vendor(struct dst_state *state)
973 {
974         u8 get_vendor[] = { 0x00, 0x12, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
975         get_vendor[7] = dst_check_sum(get_vendor, 7);
976         if (dst_command(state, get_vendor, 8) < 0) {
977                 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
978                 return -1;
979         }
980         memset(&state->vendor, '\0', 8);
981         memcpy(&state->vendor, &state->rxbuffer, 7);
982         dprintk(verbose, DST_ERROR, 1, "Vendor=[%s]", &state->vendor[0]);
983
984         return 0;
985 }
986
987 static void debug_dst_buffer(struct dst_state *state)
988 {
989         int i;
990
991         if (verbose > 2) {
992                 printk("%s: [", __func__);
993                 for (i = 0; i < 8; i++)
994                         printk(" %02x", state->rxbuffer[i]);
995                 printk("]\n");
996         }
997 }
998
999 static int dst_check_stv0299(struct dst_state *state)
1000 {
1001         u8 check_stv0299[] = { 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1002
1003         check_stv0299[7] = dst_check_sum(check_stv0299, 7);
1004         if (dst_command(state, check_stv0299, 8) < 0) {
1005                 dprintk(verbose, DST_ERROR, 1, "Cmd=[0x04] failed");
1006                 return -1;
1007         }
1008         debug_dst_buffer(state);
1009
1010         if (memcmp(&check_stv0299, &state->rxbuffer, 8)) {
1011                 dprintk(verbose, DST_ERROR, 1, "Found a STV0299 NIM");
1012                 state->tuner_type = TUNER_TYPE_STV0299;
1013                 return 0;
1014         }
1015
1016         return -1;
1017 }
1018
1019 static int dst_check_mb86a15(struct dst_state *state)
1020 {
1021         u8 check_mb86a15[] = { 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1022
1023         check_mb86a15[7] = dst_check_sum(check_mb86a15, 7);
1024         if (dst_command(state, check_mb86a15, 8) < 0) {
1025                 dprintk(verbose, DST_ERROR, 1, "Cmd=[0x10], failed");
1026                 return -1;
1027         }
1028         debug_dst_buffer(state);
1029
1030         if (memcmp(&check_mb86a15, &state->rxbuffer, 8) < 0) {
1031                 dprintk(verbose, DST_ERROR, 1, "Found a MB86A15 NIM");
1032                 state->tuner_type = TUNER_TYPE_MB86A15;
1033                 return 0;
1034         }
1035
1036         return -1;
1037 }
1038
1039 static int dst_get_tuner_info(struct dst_state *state)
1040 {
1041         u8 get_tuner_1[] = { 0x00, 0x13, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1042         u8 get_tuner_2[] = { 0x00, 0x0b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1043
1044         get_tuner_1[7] = dst_check_sum(get_tuner_1, 7);
1045         get_tuner_2[7] = dst_check_sum(get_tuner_2, 7);
1046         dprintk(verbose, DST_ERROR, 1, "DST TYpe = MULTI FE");
1047         if (state->type_flags & DST_TYPE_HAS_MULTI_FE) {
1048                 if (dst_command(state, get_tuner_1, 8) < 0) {
1049                         dprintk(verbose, DST_INFO, 1, "Cmd=[0x13], Unsupported");
1050                         goto force;
1051                 }
1052         } else {
1053                 if (dst_command(state, get_tuner_2, 8) < 0) {
1054                         dprintk(verbose, DST_INFO, 1, "Cmd=[0xb], Unsupported");
1055                         goto force;
1056                 }
1057         }
1058         memset(&state->board_info, '\0', 8);
1059         memcpy(&state->board_info, &state->rxbuffer, 8);
1060         if (state->type_flags & DST_TYPE_HAS_MULTI_FE) {
1061                 dprintk(verbose, DST_ERROR, 1, "DST type has TS=188");
1062         }
1063         if (state->board_info[0] == 0xbc) {
1064                 if (state->type_flags != DST_TYPE_IS_ATSC)
1065                         state->type_flags |= DST_TYPE_HAS_TS188;
1066                 else
1067                         state->type_flags |= DST_TYPE_HAS_NEWTUNE_2;
1068
1069                 if (state->board_info[1] == 0x01) {
1070                         state->dst_hw_cap |= DST_TYPE_HAS_DBOARD;
1071                         dprintk(verbose, DST_ERROR, 1, "DST has Daughterboard");
1072                 }
1073         }
1074
1075         return 0;
1076 force:
1077         if (!strncmp(state->fw_name, "DCT-CI", 6)) {
1078                 state->type_flags |= DST_TYPE_HAS_TS204;
1079                 dprintk(verbose, DST_ERROR, 1, "Forcing [%s] to TS188", state->fw_name);
1080         }
1081
1082         return -1;
1083 }
1084
1085 static int dst_get_device_id(struct dst_state *state)
1086 {
1087         u8 reply;
1088
1089         int i, j;
1090         struct dst_types *p_dst_type = NULL;
1091         struct tuner_types *p_tuner_list = NULL;
1092
1093         u8 use_dst_type = 0;
1094         u32 use_type_flags = 0;
1095
1096         static u8 device_type[8] = {0x00, 0x06, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff};
1097
1098         state->tuner_type = 0;
1099         device_type[7] = dst_check_sum(device_type, 7);
1100
1101         if (write_dst(state, device_type, FIXED_COMM))
1102                 return -1;              /*      Write failed            */
1103         if ((dst_pio_disable(state)) < 0)
1104                 return -1;
1105         if (read_dst(state, &reply, GET_ACK))
1106                 return -1;              /*      Read failure            */
1107         if (reply != ACK) {
1108                 dprintk(verbose, DST_INFO, 1, "Write not Acknowledged! [Reply=0x%02x]", reply);
1109                 return -1;              /*      Unack'd write           */
1110         }
1111         if (!dst_wait_dst_ready(state, DEVICE_INIT))
1112                 return -1;              /*      DST not ready yet       */
1113         if (read_dst(state, state->rxbuffer, FIXED_COMM))
1114                 return -1;
1115
1116         dst_pio_disable(state);
1117         if (state->rxbuffer[7] != dst_check_sum(state->rxbuffer, 7)) {
1118                 dprintk(verbose, DST_INFO, 1, "Checksum failure!");
1119                 return -1;              /*      Checksum failure        */
1120         }
1121         state->rxbuffer[7] = '\0';
1122
1123         for (i = 0, p_dst_type = dst_tlist; i < ARRAY_SIZE(dst_tlist); i++, p_dst_type++) {
1124                 if (!strncmp (&state->rxbuffer[p_dst_type->offset], p_dst_type->device_id, strlen (p_dst_type->device_id))) {
1125                         use_type_flags = p_dst_type->type_flags;
1126                         use_dst_type = p_dst_type->dst_type;
1127
1128                         /*      Card capabilities       */
1129                         state->dst_hw_cap = p_dst_type->dst_feature;
1130                         dprintk(verbose, DST_ERROR, 1, "Recognise [%s]", p_dst_type->device_id);
1131                         strncpy(&state->fw_name[0], p_dst_type->device_id, 6);
1132                         /*      Multiple tuners         */
1133                         if (p_dst_type->tuner_type & TUNER_TYPE_MULTI) {
1134                                 switch (use_dst_type) {
1135                                 case DST_TYPE_IS_SAT:
1136                                         /*      STV0299 check   */
1137                                         if (dst_check_stv0299(state) < 0) {
1138                                                 dprintk(verbose, DST_ERROR, 1, "Unsupported");
1139                                                 state->tuner_type = TUNER_TYPE_MB86A15;
1140                                         }
1141                                         break;
1142                                 default:
1143                                         break;
1144                                 }
1145                                 if (dst_check_mb86a15(state) < 0)
1146                                         dprintk(verbose, DST_ERROR, 1, "Unsupported");
1147                         /*      Single tuner            */
1148                         } else {
1149                                 state->tuner_type = p_dst_type->tuner_type;
1150                         }
1151                         for (j = 0, p_tuner_list = tuner_list; j < ARRAY_SIZE(tuner_list); j++, p_tuner_list++) {
1152                                 if (!(strncmp(p_dst_type->device_id, p_tuner_list->fw_name, 7)) &&
1153                                         p_tuner_list->tuner_type == state->tuner_type) {
1154                                         dprintk(verbose, DST_ERROR, 1, "[%s] has a [%s]",
1155                                                 p_dst_type->device_id, p_tuner_list->tuner_name);
1156                                 }
1157                         }
1158                         break;
1159                 }
1160         }
1161
1162         if (i >= ARRAY_SIZE(dst_tlist)) {
1163                 dprintk(verbose, DST_ERROR, 1, "Unable to recognize %s or %s", &state->rxbuffer[0], &state->rxbuffer[1]);
1164                 dprintk(verbose, DST_ERROR, 1, "please email linux-dvb@linuxtv.org with this type in");
1165                 use_dst_type = DST_TYPE_IS_SAT;
1166                 use_type_flags = DST_TYPE_HAS_SYMDIV;
1167         }
1168         dst_type_print(state, use_dst_type);
1169         state->type_flags = use_type_flags;
1170         state->dst_type = use_dst_type;
1171         dst_type_flags_print(state);
1172
1173         return 0;
1174 }
1175
1176 static int dst_probe(struct dst_state *state)
1177 {
1178         mutex_init(&state->dst_mutex);
1179         if (dst_addons & DST_TYPE_HAS_CA) {
1180                 if ((rdc_8820_reset(state)) < 0) {
1181                         dprintk(verbose, DST_ERROR, 1, "RDC 8820 RESET Failed.");
1182                         return -1;
1183                 }
1184                 msleep(4000);
1185         } else {
1186                 msleep(100);
1187         }
1188         if ((dst_comm_init(state)) < 0) {
1189                 dprintk(verbose, DST_ERROR, 1, "DST Initialization Failed.");
1190                 return -1;
1191         }
1192         msleep(100);
1193         if (dst_get_device_id(state) < 0) {
1194                 dprintk(verbose, DST_ERROR, 1, "unknown device.");
1195                 return -1;
1196         }
1197         if (dst_get_mac(state) < 0) {
1198                 dprintk(verbose, DST_INFO, 1, "MAC: Unsupported command");
1199         }
1200         if ((state->type_flags & DST_TYPE_HAS_MULTI_FE) || (state->type_flags & DST_TYPE_HAS_FW_BUILD)) {
1201                 if (dst_get_tuner_info(state) < 0)
1202                         dprintk(verbose, DST_INFO, 1, "Tuner: Unsupported command");
1203         }
1204         if (state->type_flags & DST_TYPE_HAS_TS204) {
1205                 dst_packsize(state, 204);
1206         }
1207         if (state->type_flags & DST_TYPE_HAS_FW_BUILD) {
1208                 if (dst_fw_ver(state) < 0) {
1209                         dprintk(verbose, DST_INFO, 1, "FW: Unsupported command");
1210                         return 0;
1211                 }
1212                 if (dst_card_type(state) < 0) {
1213                         dprintk(verbose, DST_INFO, 1, "Card: Unsupported command");
1214                         return 0;
1215                 }
1216                 if (dst_get_vendor(state) < 0) {
1217                         dprintk(verbose, DST_INFO, 1, "Vendor: Unsupported command");
1218                         return 0;
1219                 }
1220         }
1221
1222         return 0;
1223 }
1224
1225 static int dst_command(struct dst_state *state, u8 *data, u8 len)
1226 {
1227         u8 reply;
1228
1229         mutex_lock(&state->dst_mutex);
1230         if ((dst_comm_init(state)) < 0) {
1231                 dprintk(verbose, DST_NOTICE, 1, "DST Communication Initialization Failed.");
1232                 goto error;
1233         }
1234         if (write_dst(state, data, len)) {
1235                 dprintk(verbose, DST_INFO, 1, "Trying to recover.. ");
1236                 if ((dst_error_recovery(state)) < 0) {
1237                         dprintk(verbose, DST_ERROR, 1, "Recovery Failed.");
1238                         goto error;
1239                 }
1240                 goto error;
1241         }
1242         if ((dst_pio_disable(state)) < 0) {
1243                 dprintk(verbose, DST_ERROR, 1, "PIO Disable Failed.");
1244                 goto error;
1245         }
1246         if (state->type_flags & DST_TYPE_HAS_FW_1)
1247                 udelay(3000);
1248         if (read_dst(state, &reply, GET_ACK)) {
1249                 dprintk(verbose, DST_DEBUG, 1, "Trying to recover.. ");
1250                 if ((dst_error_recovery(state)) < 0) {
1251                         dprintk(verbose, DST_INFO, 1, "Recovery Failed.");
1252                         goto error;
1253                 }
1254                 goto error;
1255         }
1256         if (reply != ACK) {
1257                 dprintk(verbose, DST_INFO, 1, "write not acknowledged 0x%02x ", reply);
1258                 goto error;
1259         }
1260         if (len >= 2 && data[0] == 0 && (data[1] == 1 || data[1] == 3))
1261                 goto error;
1262         if (state->type_flags & DST_TYPE_HAS_FW_1)
1263                 udelay(3000);
1264         else
1265                 udelay(2000);
1266         if (!dst_wait_dst_ready(state, NO_DELAY))
1267                 goto error;
1268         if (read_dst(state, state->rxbuffer, FIXED_COMM)) {
1269                 dprintk(verbose, DST_DEBUG, 1, "Trying to recover.. ");
1270                 if ((dst_error_recovery(state)) < 0) {
1271                         dprintk(verbose, DST_INFO, 1, "Recovery failed.");
1272                         goto error;
1273                 }
1274                 goto error;
1275         }
1276         if (state->rxbuffer[7] != dst_check_sum(state->rxbuffer, 7)) {
1277                 dprintk(verbose, DST_INFO, 1, "checksum failure");
1278                 goto error;
1279         }
1280         mutex_unlock(&state->dst_mutex);
1281         return 0;
1282
1283 error:
1284         mutex_unlock(&state->dst_mutex);
1285         return -EIO;
1286
1287 }
1288
1289 static int dst_get_signal(struct dst_state *state)
1290 {
1291         int retval;
1292         u8 get_signal[] = { 0x00, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfb };
1293         //dprintk("%s: Getting Signal strength and other parameters\n", __func__);
1294         if ((state->diseq_flags & ATTEMPT_TUNE) == 0) {
1295                 state->decode_lock = state->decode_strength = state->decode_snr = 0;
1296                 return 0;
1297         }
1298         if (0 == (state->diseq_flags & HAS_LOCK)) {
1299                 state->decode_lock = state->decode_strength = state->decode_snr = 0;
1300                 return 0;
1301         }
1302         if (time_after_eq(jiffies, state->cur_jiff + (HZ / 5))) {
1303                 retval = dst_command(state, get_signal, 8);
1304                 if (retval < 0)
1305                         return retval;
1306                 if (state->dst_type == DST_TYPE_IS_SAT) {
1307                         state->decode_lock = ((state->rxbuffer[6] & 0x10) == 0) ? 1 : 0;
1308                         state->decode_strength = state->rxbuffer[5] << 8;
1309                         state->decode_snr = state->rxbuffer[2] << 8 | state->rxbuffer[3];
1310                 } else if ((state->dst_type == DST_TYPE_IS_TERR) || (state->dst_type == DST_TYPE_IS_CABLE)) {
1311                         state->decode_lock = (state->rxbuffer[1]) ? 1 : 0;
1312                         state->decode_strength = state->rxbuffer[4] << 8;
1313                         state->decode_snr = state->rxbuffer[3] << 8;
1314                 } else if (state->dst_type == DST_TYPE_IS_ATSC) {
1315                         state->decode_lock = (state->rxbuffer[6] == 0x00) ? 1 : 0;
1316                         state->decode_strength = state->rxbuffer[4] << 8;
1317                         state->decode_snr = state->rxbuffer[2] << 8 | state->rxbuffer[3];
1318                 }
1319                 state->cur_jiff = jiffies;
1320         }
1321         return 0;
1322 }
1323
1324 static int dst_tone_power_cmd(struct dst_state *state)
1325 {
1326         u8 paket[8] = { 0x00, 0x09, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00 };
1327
1328         if (state->dst_type != DST_TYPE_IS_SAT)
1329                 return -EOPNOTSUPP;
1330         paket[4] = state->tx_tuna[4];
1331         paket[2] = state->tx_tuna[2];
1332         paket[3] = state->tx_tuna[3];
1333         paket[7] = dst_check_sum (paket, 7);
1334         return dst_command(state, paket, 8);
1335 }
1336
1337 static int dst_get_tuna(struct dst_state *state)
1338 {
1339         int retval;
1340
1341         if ((state->diseq_flags & ATTEMPT_TUNE) == 0)
1342                 return 0;
1343         state->diseq_flags &= ~(HAS_LOCK);
1344         if (!dst_wait_dst_ready(state, NO_DELAY))
1345                 return -EIO;
1346         if ((state->type_flags & DST_TYPE_HAS_VLF) &&
1347                 !(state->dst_type == DST_TYPE_IS_ATSC))
1348
1349                 retval = read_dst(state, state->rx_tuna, 10);
1350         else
1351                 retval = read_dst(state, &state->rx_tuna[2], FIXED_COMM);
1352         if (retval < 0) {
1353                 dprintk(verbose, DST_DEBUG, 1, "read not successful");
1354                 return retval;
1355         }
1356         if ((state->type_flags & DST_TYPE_HAS_VLF) &&
1357                 !(state->dst_type == DST_TYPE_IS_CABLE) &&
1358                 !(state->dst_type == DST_TYPE_IS_ATSC)) {
1359
1360                 if (state->rx_tuna[9] != dst_check_sum(&state->rx_tuna[0], 9)) {
1361                         dprintk(verbose, DST_INFO, 1, "checksum failure ? ");
1362                         return -EIO;
1363                 }
1364         } else {
1365                 if (state->rx_tuna[9] != dst_check_sum(&state->rx_tuna[2], 7)) {
1366                         dprintk(verbose, DST_INFO, 1, "checksum failure? ");
1367                         return -EIO;
1368                 }
1369         }
1370         if (state->rx_tuna[2] == 0 && state->rx_tuna[3] == 0)
1371                 return 0;
1372         if (state->dst_type == DST_TYPE_IS_SAT) {
1373                 state->decode_freq = ((state->rx_tuna[2] & 0x7f) << 8) + state->rx_tuna[3];
1374         } else {
1375                 state->decode_freq = ((state->rx_tuna[2] & 0x7f) << 16) + (state->rx_tuna[3] << 8) + state->rx_tuna[4];
1376         }
1377         state->decode_freq = state->decode_freq * 1000;
1378         state->decode_lock = 1;
1379         state->diseq_flags |= HAS_LOCK;
1380
1381         return 1;
1382 }
1383
1384 static int dst_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage);
1385
1386 static int dst_write_tuna(struct dvb_frontend *fe)
1387 {
1388         struct dst_state *state = fe->demodulator_priv;
1389         int retval;
1390         u8 reply;
1391
1392         dprintk(verbose, DST_INFO, 1, "type_flags 0x%x ", state->type_flags);
1393         state->decode_freq = 0;
1394         state->decode_lock = state->decode_strength = state->decode_snr = 0;
1395         if (state->dst_type == DST_TYPE_IS_SAT) {
1396                 if (!(state->diseq_flags & HAS_POWER))
1397                         dst_set_voltage(fe, SEC_VOLTAGE_13);
1398         }
1399         state->diseq_flags &= ~(HAS_LOCK | ATTEMPT_TUNE);
1400         mutex_lock(&state->dst_mutex);
1401         if ((dst_comm_init(state)) < 0) {
1402                 dprintk(verbose, DST_DEBUG, 1, "DST Communication initialization failed.");
1403                 goto error;
1404         }
1405 //      if (state->type_flags & DST_TYPE_HAS_NEWTUNE) {
1406         if ((state->type_flags & DST_TYPE_HAS_VLF) &&
1407                 (!(state->dst_type == DST_TYPE_IS_ATSC))) {
1408
1409                 state->tx_tuna[9] = dst_check_sum(&state->tx_tuna[0], 9);
1410                 retval = write_dst(state, &state->tx_tuna[0], 10);
1411         } else {
1412                 state->tx_tuna[9] = dst_check_sum(&state->tx_tuna[2], 7);
1413                 retval = write_dst(state, &state->tx_tuna[2], FIXED_COMM);
1414         }
1415         if (retval < 0) {
1416                 dst_pio_disable(state);
1417                 dprintk(verbose, DST_DEBUG, 1, "write not successful");
1418                 goto werr;
1419         }
1420         if ((dst_pio_disable(state)) < 0) {
1421                 dprintk(verbose, DST_DEBUG, 1, "DST PIO disable failed !");
1422                 goto error;
1423         }
1424         if ((read_dst(state, &reply, GET_ACK) < 0)) {
1425                 dprintk(verbose, DST_DEBUG, 1, "read verify not successful.");
1426                 goto error;
1427         }
1428         if (reply != ACK) {
1429                 dprintk(verbose, DST_DEBUG, 1, "write not acknowledged 0x%02x ", reply);
1430                 goto error;
1431         }
1432         state->diseq_flags |= ATTEMPT_TUNE;
1433         retval = dst_get_tuna(state);
1434 werr:
1435         mutex_unlock(&state->dst_mutex);
1436         return retval;
1437
1438 error:
1439         mutex_unlock(&state->dst_mutex);
1440         return -EIO;
1441 }
1442
1443 /*
1444  * line22k0    0x00, 0x09, 0x00, 0xff, 0x01, 0x00, 0x00, 0x00
1445  * line22k1    0x00, 0x09, 0x01, 0xff, 0x01, 0x00, 0x00, 0x00
1446  * line22k2    0x00, 0x09, 0x02, 0xff, 0x01, 0x00, 0x00, 0x00
1447  * tone        0x00, 0x09, 0xff, 0x00, 0x01, 0x00, 0x00, 0x00
1448  * data        0x00, 0x09, 0xff, 0x01, 0x01, 0x00, 0x00, 0x00
1449  * power_off   0x00, 0x09, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00
1450  * power_on    0x00, 0x09, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00
1451  * Diseqc 1    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf0, 0xec
1452  * Diseqc 2    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf4, 0xe8
1453  * Diseqc 3    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf8, 0xe4
1454  * Diseqc 4    0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xfc, 0xe0
1455  */
1456
1457 static int dst_set_diseqc(struct dvb_frontend *fe, struct dvb_diseqc_master_cmd *cmd)
1458 {
1459         struct dst_state *state = fe->demodulator_priv;
1460         u8 paket[8] = { 0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf0, 0xec };
1461
1462         if (state->dst_type != DST_TYPE_IS_SAT)
1463                 return -EOPNOTSUPP;
1464         if (cmd->msg_len > 0 && cmd->msg_len < 5)
1465                 memcpy(&paket[3], cmd->msg, cmd->msg_len);
1466         else if (cmd->msg_len == 5 && state->dst_hw_cap & DST_TYPE_HAS_DISEQC5)
1467                 memcpy(&paket[2], cmd->msg, cmd->msg_len);
1468         else
1469                 return -EINVAL;
1470         paket[7] = dst_check_sum(&paket[0], 7);
1471         return dst_command(state, paket, 8);
1472 }
1473
1474 static int dst_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)
1475 {
1476         int need_cmd, retval = 0;
1477         struct dst_state *state = fe->demodulator_priv;
1478
1479         state->voltage = voltage;
1480         if (state->dst_type != DST_TYPE_IS_SAT)
1481                 return -EOPNOTSUPP;
1482
1483         need_cmd = 0;
1484
1485         switch (voltage) {
1486         case SEC_VOLTAGE_13:
1487         case SEC_VOLTAGE_18:
1488                 if ((state->diseq_flags & HAS_POWER) == 0)
1489                         need_cmd = 1;
1490                 state->diseq_flags |= HAS_POWER;
1491                 state->tx_tuna[4] = 0x01;
1492                 break;
1493         case SEC_VOLTAGE_OFF:
1494                 need_cmd = 1;
1495                 state->diseq_flags &= ~(HAS_POWER | HAS_LOCK | ATTEMPT_TUNE);
1496                 state->tx_tuna[4] = 0x00;
1497                 break;
1498         default:
1499                 return -EINVAL;
1500         }
1501
1502         if (need_cmd)
1503                 retval = dst_tone_power_cmd(state);
1504
1505         return retval;
1506 }
1507
1508 static int dst_set_tone(struct dvb_frontend *fe, fe_sec_tone_mode_t tone)
1509 {
1510         struct dst_state *state = fe->demodulator_priv;
1511
1512         state->tone = tone;
1513         if (state->dst_type != DST_TYPE_IS_SAT)
1514                 return -EOPNOTSUPP;
1515
1516         switch (tone) {
1517         case SEC_TONE_OFF:
1518                 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1519                     state->tx_tuna[2] = 0x00;
1520                 else
1521                     state->tx_tuna[2] = 0xff;
1522                 break;
1523
1524         case SEC_TONE_ON:
1525                 state->tx_tuna[2] = 0x02;
1526                 break;
1527         default:
1528                 return -EINVAL;
1529         }
1530         return dst_tone_power_cmd(state);
1531 }
1532
1533 static int dst_send_burst(struct dvb_frontend *fe, fe_sec_mini_cmd_t minicmd)
1534 {
1535         struct dst_state *state = fe->demodulator_priv;
1536
1537         if (state->dst_type != DST_TYPE_IS_SAT)
1538                 return -EOPNOTSUPP;
1539         state->minicmd = minicmd;
1540         switch (minicmd) {
1541         case SEC_MINI_A:
1542                 state->tx_tuna[3] = 0x02;
1543                 break;
1544         case SEC_MINI_B:
1545                 state->tx_tuna[3] = 0xff;
1546                 break;
1547         }
1548         return dst_tone_power_cmd(state);
1549 }
1550
1551
1552 static int dst_init(struct dvb_frontend *fe)
1553 {
1554         struct dst_state *state = fe->demodulator_priv;
1555
1556         static u8 sat_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x00, 0x73, 0x21, 0x00, 0x00 };
1557         static u8 sat_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x55, 0xbd, 0x50, 0x00, 0x00 };
1558         static u8 ter_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1559         static u8 ter_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1560         static u8 cab_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1561         static u8 cab_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1562         static u8 atsc_tuner[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1563
1564         state->inversion = INVERSION_OFF;
1565         state->voltage = SEC_VOLTAGE_13;
1566         state->tone = SEC_TONE_OFF;
1567         state->diseq_flags = 0;
1568         state->k22 = 0x02;
1569         state->bandwidth = BANDWIDTH_7_MHZ;
1570         state->cur_jiff = jiffies;
1571         if (state->dst_type == DST_TYPE_IS_SAT)
1572                 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? sat_tuna_188 : sat_tuna_204), sizeof (sat_tuna_204));
1573         else if (state->dst_type == DST_TYPE_IS_TERR)
1574                 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? ter_tuna_188 : ter_tuna_204), sizeof (ter_tuna_204));
1575         else if (state->dst_type == DST_TYPE_IS_CABLE)
1576                 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? cab_tuna_188 : cab_tuna_204), sizeof (cab_tuna_204));
1577         else if (state->dst_type == DST_TYPE_IS_ATSC)
1578                 memcpy(state->tx_tuna, atsc_tuner, sizeof (atsc_tuner));
1579
1580         return 0;
1581 }
1582
1583 static int dst_read_status(struct dvb_frontend *fe, fe_status_t *status)
1584 {
1585         struct dst_state *state = fe->demodulator_priv;
1586
1587         *status = 0;
1588         if (state->diseq_flags & HAS_LOCK) {
1589 //              dst_get_signal(state);  // don't require(?) to ask MCU
1590                 if (state->decode_lock)
1591                         *status |= FE_HAS_LOCK | FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_SYNC | FE_HAS_VITERBI;
1592         }
1593
1594         return 0;
1595 }
1596
1597 static int dst_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
1598 {
1599         struct dst_state *state = fe->demodulator_priv;
1600
1601         int retval = dst_get_signal(state);
1602         *strength = state->decode_strength;
1603
1604         return retval;
1605 }
1606
1607 static int dst_read_snr(struct dvb_frontend *fe, u16 *snr)
1608 {
1609         struct dst_state *state = fe->demodulator_priv;
1610
1611         int retval = dst_get_signal(state);
1612         *snr = state->decode_snr;
1613
1614         return retval;
1615 }
1616
1617 static int dst_set_frontend(struct dvb_frontend *fe, struct dvb_frontend_parameters *p)
1618 {
1619         int retval = -EINVAL;
1620         struct dst_state *state = fe->demodulator_priv;
1621
1622         if (p != NULL) {
1623                 retval = dst_set_freq(state, p->frequency);
1624                 if(retval != 0)
1625                         return retval;
1626                 dprintk(verbose, DST_DEBUG, 1, "Set Frequency=[%d]", p->frequency);
1627
1628                 if (state->dst_type == DST_TYPE_IS_SAT) {
1629                         if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1630                                 dst_set_inversion(state, p->inversion);
1631                         dst_set_fec(state, p->u.qpsk.fec_inner);
1632                         dst_set_symbolrate(state, p->u.qpsk.symbol_rate);
1633                         dst_set_polarization(state);
1634                         dprintk(verbose, DST_DEBUG, 1, "Set Symbolrate=[%d]", p->u.qpsk.symbol_rate);
1635
1636                 } else if (state->dst_type == DST_TYPE_IS_TERR)
1637                         dst_set_bandwidth(state, p->u.ofdm.bandwidth);
1638                 else if (state->dst_type == DST_TYPE_IS_CABLE) {
1639                         dst_set_fec(state, p->u.qam.fec_inner);
1640                         dst_set_symbolrate(state, p->u.qam.symbol_rate);
1641                         dst_set_modulation(state, p->u.qam.modulation);
1642                 }
1643                 retval = dst_write_tuna(fe);
1644         }
1645
1646         return retval;
1647 }
1648
1649 static int dst_tune_frontend(struct dvb_frontend* fe,
1650                             struct dvb_frontend_parameters* p,
1651                             unsigned int mode_flags,
1652                             unsigned int *delay,
1653                             fe_status_t *status)
1654 {
1655         struct dst_state *state = fe->demodulator_priv;
1656
1657         if (p != NULL) {
1658                 dst_set_freq(state, p->frequency);
1659                 dprintk(verbose, DST_DEBUG, 1, "Set Frequency=[%d]", p->frequency);
1660
1661                 if (state->dst_type == DST_TYPE_IS_SAT) {
1662                         if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1663                                 dst_set_inversion(state, p->inversion);
1664                         dst_set_fec(state, p->u.qpsk.fec_inner);
1665                         dst_set_symbolrate(state, p->u.qpsk.symbol_rate);
1666                         dst_set_polarization(state);
1667                         dprintk(verbose, DST_DEBUG, 1, "Set Symbolrate=[%d]", p->u.qpsk.symbol_rate);
1668
1669                 } else if (state->dst_type == DST_TYPE_IS_TERR)
1670                         dst_set_bandwidth(state, p->u.ofdm.bandwidth);
1671                 else if (state->dst_type == DST_TYPE_IS_CABLE) {
1672                         dst_set_fec(state, p->u.qam.fec_inner);
1673                         dst_set_symbolrate(state, p->u.qam.symbol_rate);
1674                         dst_set_modulation(state, p->u.qam.modulation);
1675                 }
1676                 dst_write_tuna(fe);
1677         }
1678
1679         if (!(mode_flags & FE_TUNE_MODE_ONESHOT))
1680                 dst_read_status(fe, status);
1681
1682         *delay = HZ/10;
1683         return 0;
1684 }
1685
1686 static int dst_get_tuning_algo(struct dvb_frontend *fe)
1687 {
1688         return dst_algo;
1689 }
1690
1691 static int dst_get_frontend(struct dvb_frontend *fe, struct dvb_frontend_parameters *p)
1692 {
1693         struct dst_state *state = fe->demodulator_priv;
1694
1695         p->frequency = state->decode_freq;
1696         if (state->dst_type == DST_TYPE_IS_SAT) {
1697                 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1698                         p->inversion = state->inversion;
1699                 p->u.qpsk.symbol_rate = state->symbol_rate;
1700                 p->u.qpsk.fec_inner = dst_get_fec(state);
1701         } else if (state->dst_type == DST_TYPE_IS_TERR) {
1702                 p->u.ofdm.bandwidth = state->bandwidth;
1703         } else if (state->dst_type == DST_TYPE_IS_CABLE) {
1704                 p->u.qam.symbol_rate = state->symbol_rate;
1705                 p->u.qam.fec_inner = dst_get_fec(state);
1706                 p->u.qam.modulation = dst_get_modulation(state);
1707         }
1708
1709         return 0;
1710 }
1711
1712 static void dst_release(struct dvb_frontend *fe)
1713 {
1714         struct dst_state *state = fe->demodulator_priv;
1715         if (state->dst_ca) {
1716                 dvb_unregister_device(state->dst_ca);
1717 #ifdef CONFIG_DVB_CORE_ATTACH
1718                 symbol_put(dst_ca_attach);
1719 #endif
1720         }
1721         kfree(state);
1722 }
1723
1724 static struct dvb_frontend_ops dst_dvbt_ops;
1725 static struct dvb_frontend_ops dst_dvbs_ops;
1726 static struct dvb_frontend_ops dst_dvbc_ops;
1727 static struct dvb_frontend_ops dst_atsc_ops;
1728
1729 struct dst_state *dst_attach(struct dst_state *state, struct dvb_adapter *dvb_adapter)
1730 {
1731         /* check if the ASIC is there */
1732         if (dst_probe(state) < 0) {
1733                 kfree(state);
1734                 return NULL;
1735         }
1736         /* determine settings based on type */
1737         /* create dvb_frontend */
1738         switch (state->dst_type) {
1739         case DST_TYPE_IS_TERR:
1740                 memcpy(&state->frontend.ops, &dst_dvbt_ops, sizeof(struct dvb_frontend_ops));
1741                 break;
1742         case DST_TYPE_IS_CABLE:
1743                 memcpy(&state->frontend.ops, &dst_dvbc_ops, sizeof(struct dvb_frontend_ops));
1744                 break;
1745         case DST_TYPE_IS_SAT:
1746                 memcpy(&state->frontend.ops, &dst_dvbs_ops, sizeof(struct dvb_frontend_ops));
1747                 break;
1748         case DST_TYPE_IS_ATSC:
1749                 memcpy(&state->frontend.ops, &dst_atsc_ops, sizeof(struct dvb_frontend_ops));
1750                 break;
1751         default:
1752                 dprintk(verbose, DST_ERROR, 1, "unknown DST type. please report to the LinuxTV.org DVB mailinglist.");
1753                 kfree(state);
1754                 return NULL;
1755         }
1756         state->frontend.demodulator_priv = state;
1757
1758         return state;                           /*      Manu (DST is a card not a frontend)     */
1759 }
1760
1761 EXPORT_SYMBOL(dst_attach);
1762
1763 static struct dvb_frontend_ops dst_dvbt_ops = {
1764
1765         .info = {
1766                 .name = "DST DVB-T",
1767                 .type = FE_OFDM,
1768                 .frequency_min = 137000000,
1769                 .frequency_max = 858000000,
1770                 .frequency_stepsize = 166667,
1771                 .caps = FE_CAN_FEC_AUTO | FE_CAN_QAM_AUTO | FE_CAN_TRANSMISSION_MODE_AUTO | FE_CAN_GUARD_INTERVAL_AUTO
1772         },
1773
1774         .release = dst_release,
1775         .init = dst_init,
1776         .tune = dst_tune_frontend,
1777         .set_frontend = dst_set_frontend,
1778         .get_frontend = dst_get_frontend,
1779         .get_frontend_algo = dst_get_tuning_algo,
1780         .read_status = dst_read_status,
1781         .read_signal_strength = dst_read_signal_strength,
1782         .read_snr = dst_read_snr,
1783 };
1784
1785 static struct dvb_frontend_ops dst_dvbs_ops = {
1786
1787         .info = {
1788                 .name = "DST DVB-S",
1789                 .type = FE_QPSK,
1790                 .frequency_min = 950000,
1791                 .frequency_max = 2150000,
1792                 .frequency_stepsize = 1000,     /* kHz for QPSK frontends */
1793                 .frequency_tolerance = 29500,
1794                 .symbol_rate_min = 1000000,
1795                 .symbol_rate_max = 45000000,
1796         /*     . symbol_rate_tolerance  =       ???,*/
1797                 .caps = FE_CAN_FEC_AUTO | FE_CAN_QPSK
1798         },
1799
1800         .release = dst_release,
1801         .init = dst_init,
1802         .tune = dst_tune_frontend,
1803         .set_frontend = dst_set_frontend,
1804         .get_frontend = dst_get_frontend,
1805         .get_frontend_algo = dst_get_tuning_algo,
1806         .read_status = dst_read_status,
1807         .read_signal_strength = dst_read_signal_strength,
1808         .read_snr = dst_read_snr,
1809         .diseqc_send_burst = dst_send_burst,
1810         .diseqc_send_master_cmd = dst_set_diseqc,
1811         .set_voltage = dst_set_voltage,
1812         .set_tone = dst_set_tone,
1813 };
1814
1815 static struct dvb_frontend_ops dst_dvbc_ops = {
1816
1817         .info = {
1818                 .name = "DST DVB-C",
1819                 .type = FE_QAM,
1820                 .frequency_stepsize = 62500,
1821                 .frequency_min = 51000000,
1822                 .frequency_max = 858000000,
1823                 .symbol_rate_min = 1000000,
1824                 .symbol_rate_max = 45000000,
1825         /*     . symbol_rate_tolerance  =       ???,*/
1826                 .caps = FE_CAN_FEC_AUTO | FE_CAN_QAM_AUTO
1827         },
1828
1829         .release = dst_release,
1830         .init = dst_init,
1831         .tune = dst_tune_frontend,
1832         .set_frontend = dst_set_frontend,
1833         .get_frontend = dst_get_frontend,
1834         .get_frontend_algo = dst_get_tuning_algo,
1835         .read_status = dst_read_status,
1836         .read_signal_strength = dst_read_signal_strength,
1837         .read_snr = dst_read_snr,
1838 };
1839
1840 static struct dvb_frontend_ops dst_atsc_ops = {
1841         .info = {
1842                 .name = "DST ATSC",
1843                 .type = FE_ATSC,
1844                 .frequency_stepsize = 62500,
1845                 .frequency_min = 510000000,
1846                 .frequency_max = 858000000,
1847                 .symbol_rate_min = 1000000,
1848                 .symbol_rate_max = 45000000,
1849                 .caps = FE_CAN_FEC_AUTO | FE_CAN_QAM_AUTO | FE_CAN_QAM_64 | FE_CAN_QAM_256 | FE_CAN_8VSB
1850         },
1851
1852         .release = dst_release,
1853         .init = dst_init,
1854         .tune = dst_tune_frontend,
1855         .set_frontend = dst_set_frontend,
1856         .get_frontend = dst_get_frontend,
1857         .get_frontend_algo = dst_get_tuning_algo,
1858         .read_status = dst_read_status,
1859         .read_signal_strength = dst_read_signal_strength,
1860         .read_snr = dst_read_snr,
1861 };
1862
1863 MODULE_DESCRIPTION("DST DVB-S/T/C/ATSC Combo Frontend driver");
1864 MODULE_AUTHOR("Jamie Honan, Manu Abraham");
1865 MODULE_LICENSE("GPL");