Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6
[linux-2.6] / drivers / isdn / sc / ioctl.c
1 /*
2  * Copyright (C) 1996  SpellCaster Telecommunications Inc.
3  *
4  * This software may be used and distributed according to the terms
5  * of the GNU General Public License, incorporated herein by reference.
6  *
7  */
8
9 #include "includes.h"
10 #include "hardware.h"
11 #include "message.h"
12 #include "card.h"
13 #include "scioc.h"
14
15 extern int indicate_status(int, int, unsigned long, char *);
16 extern int startproc(int);
17 extern int reset(int);
18 extern int send_and_receive(int, unsigned int, unsigned char,unsigned char,
19                 unsigned char,unsigned char, 
20                 unsigned char, unsigned char *, RspMessage *, int);
21
22 extern board *sc_adapter[];
23
24
25 static int GetStatus(int card, boardInfo *);
26
27 /*
28  * Process private IOCTL messages (typically from scctrl)
29  */
30 int sc_ioctl(int card, scs_ioctl *data)
31 {
32         int             status;
33         RspMessage      *rcvmsg;
34         char            *spid;
35         char            *dn;
36         char            switchtype;
37         char            speed;
38
39         rcvmsg = kmalloc(sizeof(RspMessage), GFP_KERNEL);
40         if (!rcvmsg)
41                 return -ENOMEM;
42
43         switch(data->command) {
44         case SCIOCRESET:        /* Perform a hard reset of the adapter */
45         {
46                 pr_debug("%s: SCIOCRESET: ioctl received\n",
47                         sc_adapter[card]->devicename);
48                 sc_adapter[card]->StartOnReset = 0;
49                 kfree(rcvmsg);
50                 return reset(card);
51         }
52
53         case SCIOCLOAD:
54         {
55                 char *srec;
56
57                 srec = kmalloc(SCIOC_SRECSIZE, GFP_KERNEL);
58                 if (!srec) {
59                         kfree(rcvmsg);
60                         return -ENOMEM;
61                 }
62                 pr_debug("%s: SCIOLOAD: ioctl received\n",
63                                 sc_adapter[card]->devicename);
64                 if(sc_adapter[card]->EngineUp) {
65                         pr_debug("%s: SCIOCLOAD: command failed, LoadProc while engine running.\n",
66                                 sc_adapter[card]->devicename);
67                         kfree(rcvmsg);
68                         kfree(srec);
69                         return -1;
70                 }
71
72                 /*
73                  * Get the SRec from user space
74                  */
75                 if (copy_from_user(srec, data->dataptr, SCIOC_SRECSIZE)) {
76                         kfree(rcvmsg);
77                         kfree(srec);
78                         return -EFAULT;
79                 }
80
81                 status = send_and_receive(card, CMPID, cmReqType2, cmReqClass0, cmReqLoadProc,
82                                 0, SCIOC_SRECSIZE, srec, rcvmsg, SAR_TIMEOUT);
83                 kfree(rcvmsg);
84                 kfree(srec);
85
86                 if(status) {
87                         pr_debug("%s: SCIOCLOAD: command failed, status = %d\n", 
88                                 sc_adapter[card]->devicename, status);
89                         return -1;
90                 }
91                 else {
92                         pr_debug("%s: SCIOCLOAD: command successful\n",
93                                         sc_adapter[card]->devicename);
94                         return 0;
95                 }
96         }
97
98         case SCIOCSTART:
99         {
100                 pr_debug("%s: SCIOSTART: ioctl received\n",
101                                 sc_adapter[card]->devicename);
102                 if(sc_adapter[card]->EngineUp) {
103                         pr_debug("%s: SCIOCSTART: command failed, engine already running.\n",
104                                 sc_adapter[card]->devicename);
105                         return -1;
106                 }
107
108                 sc_adapter[card]->StartOnReset = 1;
109                 startproc(card);
110                 return 0;
111         }
112
113         case SCIOCSETSWITCH:
114         {
115                 pr_debug("%s: SCIOSETSWITCH: ioctl received\n",
116                                 sc_adapter[card]->devicename);
117
118                 /*
119                  * Get the switch type from user space
120                  */
121                 if (copy_from_user(&switchtype, data->dataptr, sizeof(char))) {
122                         kfree(rcvmsg);
123                         return -EFAULT;
124                 }
125
126                 pr_debug("%s: SCIOCSETSWITCH: setting switch type to %d\n",
127                         sc_adapter[card]->devicename,
128                         switchtype);
129                 status = send_and_receive(card, CEPID, ceReqTypeCall, ceReqClass0, ceReqCallSetSwitchType,
130                                                 0, sizeof(char),&switchtype, rcvmsg, SAR_TIMEOUT);
131                 if(!status && !(rcvmsg->rsp_status)) {
132                         pr_debug("%s: SCIOCSETSWITCH: command successful\n",
133                                 sc_adapter[card]->devicename);
134                         kfree(rcvmsg);
135                         return 0;
136                 }
137                 else {
138                         pr_debug("%s: SCIOCSETSWITCH: command failed (status = %d)\n",
139                                 sc_adapter[card]->devicename, status);
140                         kfree(rcvmsg);
141                         return status;
142                 }
143         }
144                 
145         case SCIOCGETSWITCH:
146         {
147                 pr_debug("%s: SCIOGETSWITCH: ioctl received\n",
148                                 sc_adapter[card]->devicename);
149
150                 /*
151                  * Get the switch type from the board
152                  */
153                 status = send_and_receive(card, CEPID, ceReqTypeCall, ceReqClass0, 
154                         ceReqCallGetSwitchType, 0, 0, NULL, rcvmsg, SAR_TIMEOUT);
155                 if (!status && !(rcvmsg->rsp_status)) {
156                         pr_debug("%s: SCIOCGETSWITCH: command successful\n",
157                                         sc_adapter[card]->devicename);
158                 }
159                 else {
160                         pr_debug("%s: SCIOCGETSWITCH: command failed (status = %d)\n",
161                                 sc_adapter[card]->devicename, status);
162                         kfree(rcvmsg);
163                         return status;
164                 }
165
166                 switchtype = rcvmsg->msg_data.byte_array[0];
167
168                 /*
169                  * Package the switch type and send to user space
170                  */
171                 if (copy_to_user(data->dataptr, &switchtype,
172                                  sizeof(char))) {
173                         kfree(rcvmsg);
174                         return -EFAULT;
175                 }
176
177                 kfree(rcvmsg);
178                 return 0;
179         }
180
181         case SCIOCGETSPID:
182         {
183                 pr_debug("%s: SCIOGETSPID: ioctl received\n",
184                                 sc_adapter[card]->devicename);
185
186                 spid = kmalloc(SCIOC_SPIDSIZE, GFP_KERNEL);
187                 if (!spid) {
188                         kfree(rcvmsg);
189                         return -ENOMEM;
190                 }
191                 /*
192                  * Get the spid from the board
193                  */
194                 status = send_and_receive(card, CEPID, ceReqTypeCall, ceReqClass0, ceReqCallGetSPID,
195                                         data->channel, 0, NULL, rcvmsg, SAR_TIMEOUT);
196                 if (!status) {
197                         pr_debug("%s: SCIOCGETSPID: command successful\n",
198                                         sc_adapter[card]->devicename);
199                 } else {
200                         pr_debug("%s: SCIOCGETSPID: command failed (status = %d)\n",
201                                 sc_adapter[card]->devicename, status);
202                         kfree(spid);
203                         kfree(rcvmsg);
204                         return status;
205                 }
206                 strcpy(spid, rcvmsg->msg_data.byte_array);
207
208                 /*
209                  * Package the switch type and send to user space
210                  */
211                 if (copy_to_user(data->dataptr, spid, SCIOC_SPIDSIZE)) {
212                         kfree(spid);
213                         kfree(rcvmsg);
214                         return -EFAULT;
215                 }
216
217                 kfree(spid);
218                 kfree(rcvmsg);
219                 return 0;
220         }       
221
222         case SCIOCSETSPID:
223         {
224                 pr_debug("%s: DCBIOSETSPID: ioctl received\n",
225                                 sc_adapter[card]->devicename);
226
227                 spid = kmalloc(SCIOC_SPIDSIZE, GFP_KERNEL);
228                 if(!spid) {
229                         kfree(rcvmsg);
230                         return -ENOMEM;
231                 }
232
233                 /*
234                  * Get the spid from user space
235                  */
236                 if (copy_from_user(spid, data->dataptr, SCIOC_SPIDSIZE)) {
237                         kfree(rcvmsg);
238                         return -EFAULT;
239                 }
240
241                 pr_debug("%s: SCIOCSETSPID: setting channel %d spid to %s\n", 
242                         sc_adapter[card]->devicename, data->channel, spid);
243                 status = send_and_receive(card, CEPID, ceReqTypeCall, 
244                         ceReqClass0, ceReqCallSetSPID, data->channel, 
245                         strlen(spid), spid, rcvmsg, SAR_TIMEOUT);
246                 if(!status && !(rcvmsg->rsp_status)) {
247                         pr_debug("%s: SCIOCSETSPID: command successful\n", 
248                                 sc_adapter[card]->devicename);
249                         kfree(rcvmsg);
250                         kfree(spid);
251                         return 0;
252                 }
253                 else {
254                         pr_debug("%s: SCIOCSETSPID: command failed (status = %d)\n",
255                                 sc_adapter[card]->devicename, status);
256                         kfree(rcvmsg);
257                         kfree(spid);
258                         return status;
259                 }
260         }
261
262         case SCIOCGETDN:
263         {
264                 pr_debug("%s: SCIOGETDN: ioctl received\n",
265                                 sc_adapter[card]->devicename);
266
267                 /*
268                  * Get the dn from the board
269                  */
270                 status = send_and_receive(card, CEPID, ceReqTypeCall, ceReqClass0, ceReqCallGetMyNumber,
271                                         data->channel, 0, NULL, rcvmsg, SAR_TIMEOUT);
272                 if (!status) {
273                         pr_debug("%s: SCIOCGETDN: command successful\n",
274                                         sc_adapter[card]->devicename);
275                 }
276                 else {
277                         pr_debug("%s: SCIOCGETDN: command failed (status = %d)\n",
278                                 sc_adapter[card]->devicename, status);
279                         kfree(rcvmsg);
280                         return status;
281                 }
282
283                 dn = kmalloc(SCIOC_DNSIZE, GFP_KERNEL);
284                 if (!dn) {
285                         kfree(rcvmsg);
286                         return -ENOMEM;
287                 }
288                 strcpy(dn, rcvmsg->msg_data.byte_array);
289                 kfree(rcvmsg);
290
291                 /*
292                  * Package the dn and send to user space
293                  */
294                 if (copy_to_user(data->dataptr, dn, SCIOC_DNSIZE)) {
295                         kfree(dn);
296                         return -EFAULT;
297                 }
298                 kfree(dn);
299                 return 0;
300         }       
301
302         case SCIOCSETDN:
303         {
304                 pr_debug("%s: SCIOSETDN: ioctl received\n",
305                                 sc_adapter[card]->devicename);
306
307                 dn = kmalloc(SCIOC_DNSIZE, GFP_KERNEL);
308                 if (!dn) {
309                         kfree(rcvmsg);
310                         return -ENOMEM;
311                 }
312                 /*
313                  * Get the spid from user space
314                  */
315                 if (copy_from_user(dn, data->dataptr, SCIOC_DNSIZE)) {
316                         kfree(rcvmsg);
317                         kfree(dn);
318                         return -EFAULT;
319                 }
320
321                 pr_debug("%s: SCIOCSETDN: setting channel %d dn to %s\n", 
322                         sc_adapter[card]->devicename, data->channel, dn);
323                 status = send_and_receive(card, CEPID, ceReqTypeCall, 
324                         ceReqClass0, ceReqCallSetMyNumber, data->channel, 
325                         strlen(dn),dn,rcvmsg, SAR_TIMEOUT);
326                 if(!status && !(rcvmsg->rsp_status)) {
327                         pr_debug("%s: SCIOCSETDN: command successful\n", 
328                                 sc_adapter[card]->devicename);
329                         kfree(rcvmsg);
330                         kfree(dn);
331                         return 0;
332                 }
333                 else {
334                         pr_debug("%s: SCIOCSETDN: command failed (status = %d)\n",
335                                 sc_adapter[card]->devicename, status);
336                         kfree(rcvmsg);
337                         kfree(dn);
338                         return status;
339                 }
340         }
341
342         case SCIOCTRACE:
343
344                 pr_debug("%s: SCIOTRACE: ioctl received\n",
345                                 sc_adapter[card]->devicename);
346 /*              sc_adapter[card]->trace = !sc_adapter[card]->trace;
347                 pr_debug("%s: SCIOCTRACE: tracing turned %s\n",
348                                 sc_adapter[card]->devicename,
349                         sc_adapter[card]->trace ? "ON" : "OFF"); */
350                 break;
351
352         case SCIOCSTAT:
353         {
354                 boardInfo *bi;
355
356                 pr_debug("%s: SCIOSTAT: ioctl received\n",
357                                 sc_adapter[card]->devicename);
358
359                 bi = kmalloc (sizeof(boardInfo), GFP_KERNEL);
360                 if (!bi) {
361                         kfree(rcvmsg);
362                         return -ENOMEM;
363                 }
364
365                 kfree(rcvmsg);
366                 GetStatus(card, bi);
367
368                 if (copy_to_user(data->dataptr, bi, sizeof(boardInfo))) {
369                         kfree(bi);
370                         return -EFAULT;
371                 }
372
373                 kfree(bi);
374                 return 0;
375         }
376
377         case SCIOCGETSPEED:
378         {
379                 pr_debug("%s: SCIOGETSPEED: ioctl received\n",
380                                 sc_adapter[card]->devicename);
381
382                 /*
383                  * Get the speed from the board
384                  */
385                 status = send_and_receive(card, CEPID, ceReqTypeCall, ceReqClass0, 
386                         ceReqCallGetCallType, data->channel, 0, NULL, rcvmsg, SAR_TIMEOUT);
387                 if (!status && !(rcvmsg->rsp_status)) {
388                         pr_debug("%s: SCIOCGETSPEED: command successful\n",
389                                 sc_adapter[card]->devicename);
390                 }
391                 else {
392                         pr_debug("%s: SCIOCGETSPEED: command failed (status = %d)\n",
393                                 sc_adapter[card]->devicename, status);
394                         kfree(rcvmsg);
395                         return status;
396                 }
397
398                 speed = rcvmsg->msg_data.byte_array[0];
399
400                 kfree(rcvmsg);
401
402                 /*
403                  * Package the switch type and send to user space
404                  */
405
406                 if (copy_to_user(data->dataptr, &speed, sizeof(char)))
407                         return -EFAULT;
408
409                 return 0;
410         }
411
412         case SCIOCSETSPEED:
413                 pr_debug("%s: SCIOCSETSPEED: ioctl received\n",
414                                 sc_adapter[card]->devicename);
415                 break;
416
417         case SCIOCLOOPTST:
418                 pr_debug("%s: SCIOCLOOPTST: ioctl received\n",
419                                 sc_adapter[card]->devicename);
420                 break;
421
422         default:
423                 kfree(rcvmsg);
424                 return -1;
425         }
426
427         kfree(rcvmsg);
428         return 0;
429 }
430
431 static int GetStatus(int card, boardInfo *bi)
432 {
433         RspMessage rcvmsg;
434         int i, status;
435
436         /*
437          * Fill in some of the basic info about the board
438          */
439         bi->modelid = sc_adapter[card]->model;
440         strcpy(bi->serial_no, sc_adapter[card]->hwconfig.serial_no);
441         strcpy(bi->part_no, sc_adapter[card]->hwconfig.part_no);
442         bi->iobase = sc_adapter[card]->iobase;
443         bi->rambase = sc_adapter[card]->rambase;
444         bi->irq = sc_adapter[card]->interrupt;
445         bi->ramsize = sc_adapter[card]->hwconfig.ram_size;
446         bi->interface = sc_adapter[card]->hwconfig.st_u_sense;
447         strcpy(bi->load_ver, sc_adapter[card]->load_ver);
448         strcpy(bi->proc_ver, sc_adapter[card]->proc_ver);
449
450         /*
451          * Get the current PhyStats and LnkStats
452          */
453         status = send_and_receive(card, CEPID, ceReqTypePhy, ceReqClass2,
454                 ceReqPhyStatus, 0, 0, NULL, &rcvmsg, SAR_TIMEOUT);
455         if(!status) {
456                 if(sc_adapter[card]->model < PRI_BOARD) {
457                         bi->l1_status = rcvmsg.msg_data.byte_array[2];
458                         for(i = 0 ; i < BRI_CHANNELS ; i++)
459                                 bi->status.bristats[i].phy_stat =
460                                         rcvmsg.msg_data.byte_array[i];
461                 }
462                 else {
463                         bi->l1_status = rcvmsg.msg_data.byte_array[0];
464                         bi->l2_status = rcvmsg.msg_data.byte_array[1];
465                         for(i = 0 ; i < PRI_CHANNELS ; i++)
466                                 bi->status.pristats[i].phy_stat = 
467                                         rcvmsg.msg_data.byte_array[i+2];
468                 }
469         }
470         
471         /*
472          * Get the call types for each channel
473          */
474         for (i = 0 ; i < sc_adapter[card]->nChannels ; i++) {
475                 status = send_and_receive(card, CEPID, ceReqTypeCall, ceReqClass0,
476                         ceReqCallGetCallType, 0, 0, NULL, &rcvmsg, SAR_TIMEOUT);
477                 if(!status) {
478                         if (sc_adapter[card]->model == PRI_BOARD) {
479                                 bi->status.pristats[i].call_type = 
480                                         rcvmsg.msg_data.byte_array[0];
481                         }
482                         else {
483                                 bi->status.bristats[i].call_type =
484                                         rcvmsg.msg_data.byte_array[0];
485                         }
486                 }
487         }
488         
489         /*
490          * If PRI, get the call states and service states for each channel
491          */
492         if (sc_adapter[card]->model == PRI_BOARD) {
493                 /*
494                  * Get the call states
495                  */
496                 status = send_and_receive(card, CEPID, ceReqTypeStat, ceReqClass2,
497                         ceReqPhyChCallState, 0, 0, NULL, &rcvmsg, SAR_TIMEOUT);
498                 if(!status) {
499                         for( i = 0 ; i < PRI_CHANNELS ; i++ )
500                                 bi->status.pristats[i].call_state = 
501                                         rcvmsg.msg_data.byte_array[i];
502                 }
503
504                 /*
505                  * Get the service states
506                  */
507                 status = send_and_receive(card, CEPID, ceReqTypeStat, ceReqClass2,
508                         ceReqPhyChServState, 0, 0, NULL, &rcvmsg, SAR_TIMEOUT);
509                 if(!status) {
510                         for( i = 0 ; i < PRI_CHANNELS ; i++ )
511                                 bi->status.pristats[i].serv_state = 
512                                         rcvmsg.msg_data.byte_array[i];
513                 }
514
515                 /*
516                  * Get the link stats for the channels
517                  */
518                 for (i = 1 ; i <= PRI_CHANNELS ; i++) {
519                         status = send_and_receive(card, CEPID, ceReqTypeLnk, ceReqClass0,
520                                 ceReqLnkGetStats, i, 0, NULL, &rcvmsg, SAR_TIMEOUT);
521                         if (!status) {
522                                 bi->status.pristats[i-1].link_stats.tx_good =
523                                         (unsigned long)rcvmsg.msg_data.byte_array[0];
524                                 bi->status.pristats[i-1].link_stats.tx_bad =
525                                         (unsigned long)rcvmsg.msg_data.byte_array[4];
526                                 bi->status.pristats[i-1].link_stats.rx_good =
527                                         (unsigned long)rcvmsg.msg_data.byte_array[8];
528                                 bi->status.pristats[i-1].link_stats.rx_bad =
529                                         (unsigned long)rcvmsg.msg_data.byte_array[12];
530                         }
531                 }
532
533                 /*
534                  * Link stats for the D channel
535                  */
536                 status = send_and_receive(card, CEPID, ceReqTypeLnk, ceReqClass0,
537                         ceReqLnkGetStats, 0, 0, NULL, &rcvmsg, SAR_TIMEOUT);
538                 if (!status) {
539                         bi->dch_stats.tx_good = (unsigned long)rcvmsg.msg_data.byte_array[0];
540                         bi->dch_stats.tx_bad = (unsigned long)rcvmsg.msg_data.byte_array[4];
541                         bi->dch_stats.rx_good = (unsigned long)rcvmsg.msg_data.byte_array[8];
542                         bi->dch_stats.rx_bad = (unsigned long)rcvmsg.msg_data.byte_array[12];
543                 }
544
545                 return 0;
546         }
547
548         /*
549          * If BRI or POTS, Get SPID, DN and call types for each channel
550          */
551
552         /*
553          * Get the link stats for the channels
554          */
555         status = send_and_receive(card, CEPID, ceReqTypeLnk, ceReqClass0,
556                 ceReqLnkGetStats, 0, 0, NULL, &rcvmsg, SAR_TIMEOUT);
557         if (!status) {
558                 bi->dch_stats.tx_good = (unsigned long)rcvmsg.msg_data.byte_array[0];
559                 bi->dch_stats.tx_bad = (unsigned long)rcvmsg.msg_data.byte_array[4];
560                 bi->dch_stats.rx_good = (unsigned long)rcvmsg.msg_data.byte_array[8];
561                 bi->dch_stats.rx_bad = (unsigned long)rcvmsg.msg_data.byte_array[12];
562                 bi->status.bristats[0].link_stats.tx_good = 
563                         (unsigned long)rcvmsg.msg_data.byte_array[16];
564                 bi->status.bristats[0].link_stats.tx_bad = 
565                         (unsigned long)rcvmsg.msg_data.byte_array[20];
566                 bi->status.bristats[0].link_stats.rx_good = 
567                         (unsigned long)rcvmsg.msg_data.byte_array[24];
568                 bi->status.bristats[0].link_stats.rx_bad = 
569                         (unsigned long)rcvmsg.msg_data.byte_array[28];
570                 bi->status.bristats[1].link_stats.tx_good = 
571                         (unsigned long)rcvmsg.msg_data.byte_array[32];
572                 bi->status.bristats[1].link_stats.tx_bad = 
573                         (unsigned long)rcvmsg.msg_data.byte_array[36];
574                 bi->status.bristats[1].link_stats.rx_good = 
575                         (unsigned long)rcvmsg.msg_data.byte_array[40];
576                 bi->status.bristats[1].link_stats.rx_bad = 
577                         (unsigned long)rcvmsg.msg_data.byte_array[44];
578         }
579
580         /*
581          * Get the SPIDs
582          */
583         for (i = 0 ; i < BRI_CHANNELS ; i++) {
584                 status = send_and_receive(card, CEPID, ceReqTypeCall, ceReqClass0,
585                         ceReqCallGetSPID, i+1, 0, NULL, &rcvmsg, SAR_TIMEOUT);
586                 if (!status)
587                         strcpy(bi->status.bristats[i].spid, rcvmsg.msg_data.byte_array);
588         }
589                 
590         /*
591          * Get the DNs
592          */
593         for (i = 0 ; i < BRI_CHANNELS ; i++) {
594                 status = send_and_receive(card, CEPID, ceReqTypeCall, ceReqClass0,
595                         ceReqCallGetMyNumber, i+1, 0, NULL, &rcvmsg, SAR_TIMEOUT);
596                 if (!status)
597                         strcpy(bi->status.bristats[i].dn, rcvmsg.msg_data.byte_array);
598         }
599                 
600         return 0;
601 }