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1da177e4 LT |
1 | /* $Id: hycapi.c,v 1.8.6.4 2001/09/23 22:24:54 kai Exp $ |
2 | * | |
3 | * Linux driver for HYSDN cards, CAPI2.0-Interface. | |
4 | * | |
5 | * Author Ulrich Albrecht <u.albrecht@hypercope.de> for Hypercope GmbH | |
6 | * Copyright 2000 by Hypercope GmbH | |
7 | * | |
8 | * This software may be used and distributed according to the terms | |
9 | * of the GNU General Public License, incorporated herein by reference. | |
10 | * | |
11 | */ | |
12 | ||
13 | #include <linux/module.h> | |
9a58a80a AD |
14 | #include <linux/proc_fs.h> |
15 | #include <linux/seq_file.h> | |
1da177e4 LT |
16 | #include <linux/signal.h> |
17 | #include <linux/kernel.h> | |
18 | #include <linux/skbuff.h> | |
19 | #include <linux/netdevice.h> | |
5a0e3ad6 | 20 | #include <linux/slab.h> |
1da177e4 LT |
21 | |
22 | #define VER_DRIVER 0 | |
23 | #define VER_CARDTYPE 1 | |
24 | #define VER_HWID 2 | |
25 | #define VER_SERIAL 3 | |
26 | #define VER_OPTION 4 | |
27 | #define VER_PROTO 5 | |
28 | #define VER_PROFILE 6 | |
29 | #define VER_CAPI 7 | |
30 | ||
31 | #include "hysdn_defs.h" | |
32 | #include <linux/kernelcapi.h> | |
33 | ||
475be4d8 | 34 | static char hycapi_revision[] = "$Revision: 1.8.6.4 $"; |
1da177e4 | 35 | |
475be4d8 | 36 | unsigned int hycapi_enable = 0xffffffff; |
8d3b33f6 | 37 | module_param(hycapi_enable, uint, 0); |
1da177e4 LT |
38 | |
39 | typedef struct _hycapi_appl { | |
40 | unsigned int ctrl_mask; | |
41 | capi_register_params rp; | |
42 | struct sk_buff *listen_req[CAPI_MAXCONTR]; | |
43 | } hycapi_appl; | |
44 | ||
45 | static hycapi_appl hycapi_applications[CAPI_MAXAPPL]; | |
46 | ||
aade0e82 AB |
47 | static u16 hycapi_send_message(struct capi_ctr *ctrl, struct sk_buff *skb); |
48 | ||
1da177e4 LT |
49 | static inline int _hycapi_appCheck(int app_id, int ctrl_no) |
50 | { | |
475be4d8 | 51 | if ((ctrl_no <= 0) || (ctrl_no > CAPI_MAXCONTR) || (app_id <= 0) || |
1da177e4 LT |
52 | (app_id > CAPI_MAXAPPL)) |
53 | { | |
54 | printk(KERN_ERR "HYCAPI: Invalid request app_id %d for controller %d", app_id, ctrl_no); | |
55 | return -1; | |
56 | } | |
475be4d8 | 57 | return ((hycapi_applications[app_id - 1].ctrl_mask & (1 << (ctrl_no-1))) != 0); |
1da177e4 LT |
58 | } |
59 | ||
60 | /****************************** | |
61 | Kernel-Capi callback reset_ctr | |
475be4d8 | 62 | ******************************/ |
1da177e4 | 63 | |
aade0e82 | 64 | static void |
1da177e4 LT |
65 | hycapi_reset_ctr(struct capi_ctr *ctrl) |
66 | { | |
67 | hycapictrl_info *cinfo = ctrl->driverdata; | |
68 | ||
69 | #ifdef HYCAPI_PRINTFNAMES | |
70 | printk(KERN_NOTICE "HYCAPI hycapi_reset_ctr\n"); | |
71 | #endif | |
72 | capilib_release(&cinfo->ncci_head); | |
4e329972 | 73 | capi_ctr_down(ctrl); |
1da177e4 LT |
74 | } |
75 | ||
76 | /****************************** | |
77 | Kernel-Capi callback remove_ctr | |
475be4d8 | 78 | ******************************/ |
1da177e4 | 79 | |
aade0e82 | 80 | static void |
1da177e4 LT |
81 | hycapi_remove_ctr(struct capi_ctr *ctrl) |
82 | { | |
83 | int i; | |
84 | hycapictrl_info *cinfo = NULL; | |
85 | hysdn_card *card = NULL; | |
86 | #ifdef HYCAPI_PRINTFNAMES | |
87 | printk(KERN_NOTICE "HYCAPI hycapi_remove_ctr\n"); | |
475be4d8 | 88 | #endif |
1da177e4 | 89 | cinfo = (hycapictrl_info *)(ctrl->driverdata); |
475be4d8 | 90 | if (!cinfo) { |
1da177e4 LT |
91 | printk(KERN_ERR "No hycapictrl_info set!"); |
92 | return; | |
475be4d8 | 93 | } |
1da177e4 LT |
94 | card = cinfo->card; |
95 | capi_ctr_suspend_output(ctrl); | |
475be4d8 JP |
96 | for (i = 0; i < CAPI_MAXAPPL; i++) { |
97 | if (hycapi_applications[i].listen_req[ctrl->cnr - 1]) { | |
98 | kfree_skb(hycapi_applications[i].listen_req[ctrl->cnr - 1]); | |
99 | hycapi_applications[i].listen_req[ctrl->cnr - 1] = NULL; | |
1da177e4 LT |
100 | } |
101 | } | |
102 | detach_capi_ctr(ctrl); | |
103 | ctrl->driverdata = NULL; | |
104 | kfree(card->hyctrlinfo); | |
105 | ||
475be4d8 | 106 | |
1da177e4 LT |
107 | card->hyctrlinfo = NULL; |
108 | } | |
109 | ||
110 | /*********************************************************** | |
111 | ||
112 | Queue a CAPI-message to the controller. | |
113 | ||
114 | ***********************************************************/ | |
115 | ||
116 | static void | |
117 | hycapi_sendmsg_internal(struct capi_ctr *ctrl, struct sk_buff *skb) | |
118 | { | |
119 | hycapictrl_info *cinfo = (hycapictrl_info *)(ctrl->driverdata); | |
120 | hysdn_card *card = cinfo->card; | |
121 | ||
122 | spin_lock_irq(&cinfo->lock); | |
123 | #ifdef HYCAPI_PRINTFNAMES | |
475be4d8 | 124 | printk(KERN_NOTICE "hycapi_send_message\n"); |
1da177e4 LT |
125 | #endif |
126 | cinfo->skbs[cinfo->in_idx++] = skb; /* add to buffer list */ | |
127 | if (cinfo->in_idx >= HYSDN_MAX_CAPI_SKB) | |
128 | cinfo->in_idx = 0; /* wrap around */ | |
129 | cinfo->sk_count++; /* adjust counter */ | |
130 | if (cinfo->sk_count >= HYSDN_MAX_CAPI_SKB) { | |
131 | /* inform upper layers we're full */ | |
132 | printk(KERN_ERR "HYSDN Card%d: CAPI-buffer overrun!\n", | |
475be4d8 | 133 | card->myid); |
1da177e4 LT |
134 | capi_ctr_suspend_output(ctrl); |
135 | } | |
136 | cinfo->tx_skb = skb; | |
137 | spin_unlock_irq(&cinfo->lock); | |
138 | schedule_work(&card->irq_queue); | |
139 | } | |
140 | ||
141 | /*********************************************************** | |
142 | hycapi_register_internal | |
143 | ||
144 | Send down the CAPI_REGISTER-Command to the controller. | |
145 | This functions will also be used if the adapter has been rebooted to | |
146 | re-register any applications in the private list. | |
147 | ||
148 | ************************************************************/ | |
149 | ||
475be4d8 | 150 | static void |
1da177e4 LT |
151 | hycapi_register_internal(struct capi_ctr *ctrl, __u16 appl, |
152 | capi_register_params *rp) | |
153 | { | |
154 | char ExtFeatureDefaults[] = "49 /0/0/0/0,*/1,*/2,*/3,*/4,*/5,*/6,*/7,*/8,*/9,*"; | |
155 | hycapictrl_info *cinfo = (hycapictrl_info *)(ctrl->driverdata); | |
156 | hysdn_card *card = cinfo->card; | |
157 | struct sk_buff *skb; | |
158 | __u16 len; | |
159 | __u8 _command = 0xa0, _subcommand = 0x80; | |
160 | __u16 MessageNumber = 0x0000; | |
161 | __u16 MessageBufferSize = 0; | |
162 | int slen = strlen(ExtFeatureDefaults); | |
163 | #ifdef HYCAPI_PRINTFNAMES | |
475be4d8 | 164 | printk(KERN_NOTICE "hycapi_register_appl\n"); |
1da177e4 | 165 | #endif |
475be4d8 | 166 | MessageBufferSize = rp->level3cnt * rp->datablkcnt * rp->datablklen; |
1da177e4 LT |
167 | |
168 | len = CAPI_MSG_BASELEN + 8 + slen + 1; | |
169 | if (!(skb = alloc_skb(len, GFP_ATOMIC))) { | |
170 | printk(KERN_ERR "HYSDN card%d: memory squeeze in hycapi_register_appl\n", | |
171 | card->myid); | |
172 | return; | |
173 | } | |
475be4d8 JP |
174 | memcpy(skb_put(skb, sizeof(__u16)), &len, sizeof(__u16)); |
175 | memcpy(skb_put(skb, sizeof(__u16)), &appl, sizeof(__u16)); | |
176 | memcpy(skb_put(skb, sizeof(__u8)), &_command, sizeof(_command)); | |
177 | memcpy(skb_put(skb, sizeof(__u8)), &_subcommand, sizeof(_subcommand)); | |
178 | memcpy(skb_put(skb, sizeof(__u16)), &MessageNumber, sizeof(__u16)); | |
179 | memcpy(skb_put(skb, sizeof(__u16)), &MessageBufferSize, sizeof(__u16)); | |
180 | memcpy(skb_put(skb, sizeof(__u16)), &(rp->level3cnt), sizeof(__u16)); | |
181 | memcpy(skb_put(skb, sizeof(__u16)), &(rp->datablkcnt), sizeof(__u16)); | |
182 | memcpy(skb_put(skb, sizeof(__u16)), &(rp->datablklen), sizeof(__u16)); | |
183 | memcpy(skb_put(skb, slen), ExtFeatureDefaults, slen); | |
184 | hycapi_applications[appl - 1].ctrl_mask |= (1 << (ctrl->cnr - 1)); | |
185 | hycapi_send_message(ctrl, skb); | |
1da177e4 LT |
186 | } |
187 | ||
188 | /************************************************************ | |
189 | hycapi_restart_internal | |
190 | ||
191 | After an adapter has been rebootet, re-register all applications and | |
192 | send a LISTEN_REQ (if there has been such a thing ) | |
193 | ||
194 | *************************************************************/ | |
195 | ||
196 | static void hycapi_restart_internal(struct capi_ctr *ctrl) | |
197 | { | |
198 | int i; | |
199 | struct sk_buff *skb; | |
200 | #ifdef HYCAPI_PRINTFNAMES | |
201 | printk(KERN_WARNING "HYSDN: hycapi_restart_internal"); | |
202 | #endif | |
475be4d8 JP |
203 | for (i = 0; i < CAPI_MAXAPPL; i++) { |
204 | if (_hycapi_appCheck(i + 1, ctrl->cnr) == 1) { | |
205 | hycapi_register_internal(ctrl, i + 1, | |
1da177e4 | 206 | &hycapi_applications[i].rp); |
475be4d8 JP |
207 | if (hycapi_applications[i].listen_req[ctrl->cnr - 1]) { |
208 | skb = skb_copy(hycapi_applications[i].listen_req[ctrl->cnr - 1], GFP_ATOMIC); | |
1da177e4 LT |
209 | hycapi_sendmsg_internal(ctrl, skb); |
210 | } | |
211 | } | |
212 | } | |
213 | } | |
214 | ||
215 | /************************************************************* | |
216 | Register an application. | |
217 | Error-checking is done for CAPI-compliance. | |
218 | ||
219 | The application is recorded in the internal list. | |
220 | *************************************************************/ | |
221 | ||
aade0e82 | 222 | static void |
475be4d8 | 223 | hycapi_register_appl(struct capi_ctr *ctrl, __u16 appl, |
1da177e4 LT |
224 | capi_register_params *rp) |
225 | { | |
226 | int MaxLogicalConnections = 0, MaxBDataBlocks = 0, MaxBDataLen = 0; | |
227 | hycapictrl_info *cinfo = (hycapictrl_info *)(ctrl->driverdata); | |
228 | hysdn_card *card = cinfo->card; | |
229 | int chk = _hycapi_appCheck(appl, ctrl->cnr); | |
475be4d8 | 230 | if (chk < 0) { |
1da177e4 LT |
231 | return; |
232 | } | |
475be4d8 | 233 | if (chk == 1) { |
1da177e4 LT |
234 | printk(KERN_INFO "HYSDN: apl %d already registered\n", appl); |
235 | return; | |
236 | } | |
237 | MaxBDataBlocks = rp->datablkcnt > CAPI_MAXDATAWINDOW ? CAPI_MAXDATAWINDOW : rp->datablkcnt; | |
238 | rp->datablkcnt = MaxBDataBlocks; | |
475be4d8 | 239 | MaxBDataLen = rp->datablklen < 1024 ? 1024 : rp->datablklen; |
1da177e4 | 240 | rp->datablklen = MaxBDataLen; |
475be4d8 | 241 | |
1da177e4 LT |
242 | MaxLogicalConnections = rp->level3cnt; |
243 | if (MaxLogicalConnections < 0) { | |
475be4d8 | 244 | MaxLogicalConnections = card->bchans * -MaxLogicalConnections; |
1da177e4 LT |
245 | } |
246 | if (MaxLogicalConnections == 0) { | |
247 | MaxLogicalConnections = card->bchans; | |
248 | } | |
475be4d8 | 249 | |
1da177e4 | 250 | rp->level3cnt = MaxLogicalConnections; |
475be4d8 | 251 | memcpy(&hycapi_applications[appl - 1].rp, |
1da177e4 LT |
252 | rp, sizeof(capi_register_params)); |
253 | } | |
254 | ||
255 | /********************************************************************* | |
256 | ||
257 | hycapi_release_internal | |
258 | ||
259 | Send down a CAPI_RELEASE to the controller. | |
260 | *********************************************************************/ | |
261 | ||
262 | static void hycapi_release_internal(struct capi_ctr *ctrl, __u16 appl) | |
263 | { | |
264 | hycapictrl_info *cinfo = (hycapictrl_info *)(ctrl->driverdata); | |
265 | hysdn_card *card = cinfo->card; | |
266 | struct sk_buff *skb; | |
267 | __u16 len; | |
268 | __u8 _command = 0xa1, _subcommand = 0x80; | |
269 | __u16 MessageNumber = 0x0000; | |
270 | ||
271 | capilib_release_appl(&cinfo->ncci_head, appl); | |
272 | ||
273 | #ifdef HYCAPI_PRINTFNAMES | |
274 | printk(KERN_NOTICE "hycapi_release_appl\n"); | |
275 | #endif | |
276 | len = CAPI_MSG_BASELEN; | |
277 | if (!(skb = alloc_skb(len, GFP_ATOMIC))) { | |
278 | printk(KERN_ERR "HYSDN card%d: memory squeeze in hycapi_register_appl\n", | |
279 | card->myid); | |
280 | return; | |
281 | } | |
475be4d8 JP |
282 | memcpy(skb_put(skb, sizeof(__u16)), &len, sizeof(__u16)); |
283 | memcpy(skb_put(skb, sizeof(__u16)), &appl, sizeof(__u16)); | |
284 | memcpy(skb_put(skb, sizeof(__u8)), &_command, sizeof(_command)); | |
285 | memcpy(skb_put(skb, sizeof(__u8)), &_subcommand, sizeof(_subcommand)); | |
286 | memcpy(skb_put(skb, sizeof(__u16)), &MessageNumber, sizeof(__u16)); | |
287 | hycapi_send_message(ctrl, skb); | |
288 | hycapi_applications[appl - 1].ctrl_mask &= ~(1 << (ctrl->cnr - 1)); | |
1da177e4 LT |
289 | } |
290 | ||
291 | /****************************************************************** | |
292 | hycapi_release_appl | |
293 | ||
475be4d8 | 294 | Release the application from the internal list an remove it's |
1da177e4 LT |
295 | registration at controller-level |
296 | ******************************************************************/ | |
297 | ||
aade0e82 | 298 | static void |
1da177e4 LT |
299 | hycapi_release_appl(struct capi_ctr *ctrl, __u16 appl) |
300 | { | |
301 | int chk; | |
302 | ||
303 | chk = _hycapi_appCheck(appl, ctrl->cnr); | |
475be4d8 | 304 | if (chk < 0) { |
1da177e4 LT |
305 | printk(KERN_ERR "HYCAPI: Releasing invalid appl %d on controller %d\n", appl, ctrl->cnr); |
306 | return; | |
307 | } | |
475be4d8 JP |
308 | if (hycapi_applications[appl - 1].listen_req[ctrl->cnr - 1]) { |
309 | kfree_skb(hycapi_applications[appl - 1].listen_req[ctrl->cnr - 1]); | |
310 | hycapi_applications[appl - 1].listen_req[ctrl->cnr - 1] = NULL; | |
1da177e4 | 311 | } |
475be4d8 | 312 | if (chk == 1) |
1da177e4 LT |
313 | { |
314 | hycapi_release_internal(ctrl, appl); | |
315 | } | |
316 | } | |
317 | ||
318 | ||
319 | /************************************************************** | |
320 | Kill a single controller. | |
321 | **************************************************************/ | |
322 | ||
323 | int hycapi_capi_release(hysdn_card *card) | |
324 | { | |
325 | hycapictrl_info *cinfo = card->hyctrlinfo; | |
326 | struct capi_ctr *ctrl; | |
327 | #ifdef HYCAPI_PRINTFNAMES | |
328 | printk(KERN_NOTICE "hycapi_capi_release\n"); | |
329 | #endif | |
475be4d8 | 330 | if (cinfo) { |
1da177e4 LT |
331 | ctrl = &cinfo->capi_ctrl; |
332 | hycapi_remove_ctr(ctrl); | |
333 | } | |
334 | return 0; | |
335 | } | |
336 | ||
337 | /************************************************************** | |
338 | hycapi_capi_stop | |
339 | ||
340 | Stop CAPI-Output on a card. (e.g. during reboot) | |
341 | ***************************************************************/ | |
342 | ||
343 | int hycapi_capi_stop(hysdn_card *card) | |
344 | { | |
345 | hycapictrl_info *cinfo = card->hyctrlinfo; | |
346 | struct capi_ctr *ctrl; | |
347 | #ifdef HYCAPI_PRINTFNAMES | |
348 | printk(KERN_NOTICE "hycapi_capi_stop\n"); | |
349 | #endif | |
475be4d8 | 350 | if (cinfo) { |
1da177e4 LT |
351 | ctrl = &cinfo->capi_ctrl; |
352 | /* ctrl->suspend_output(ctrl); */ | |
4e329972 | 353 | capi_ctr_down(ctrl); |
1da177e4 LT |
354 | } |
355 | return 0; | |
356 | } | |
357 | ||
358 | /*************************************************************** | |
359 | hycapi_send_message | |
360 | ||
361 | Send a message to the controller. | |
362 | ||
363 | Messages are parsed for their Command/Subcommand-type, and appropriate | |
364 | action's are performed. | |
365 | ||
366 | Note that we have to muck around with a 64Bit-DATA_REQ as there are | |
367 | firmware-releases that do not check the MsgLen-Indication! | |
368 | ||
369 | ***************************************************************/ | |
370 | ||
aade0e82 | 371 | static u16 hycapi_send_message(struct capi_ctr *ctrl, struct sk_buff *skb) |
1da177e4 LT |
372 | { |
373 | __u16 appl_id; | |
374 | int _len, _len2; | |
375 | __u8 msghead[64]; | |
376 | hycapictrl_info *cinfo = ctrl->driverdata; | |
377 | u16 retval = CAPI_NOERROR; | |
378 | ||
379 | appl_id = CAPIMSG_APPID(skb->data); | |
475be4d8 | 380 | switch (_hycapi_appCheck(appl_id, ctrl->cnr)) |
1da177e4 | 381 | { |
475be4d8 | 382 | case 0: |
1da177e4 | 383 | /* printk(KERN_INFO "Need to register\n"); */ |
475be4d8 JP |
384 | hycapi_register_internal(ctrl, |
385 | appl_id, | |
386 | &(hycapi_applications[appl_id - 1].rp)); | |
387 | break; | |
388 | case 1: | |
389 | break; | |
390 | default: | |
391 | printk(KERN_ERR "HYCAPI: Controller mixup!\n"); | |
392 | retval = CAPI_ILLAPPNR; | |
393 | goto out; | |
1da177e4 | 394 | } |
475be4d8 JP |
395 | switch (CAPIMSG_CMD(skb->data)) { |
396 | case CAPI_DISCONNECT_B3_RESP: | |
397 | capilib_free_ncci(&cinfo->ncci_head, appl_id, | |
398 | CAPIMSG_NCCI(skb->data)); | |
399 | break; | |
400 | case CAPI_DATA_B3_REQ: | |
401 | _len = CAPIMSG_LEN(skb->data); | |
402 | if (_len > 22) { | |
403 | _len2 = _len - 22; | |
404 | skb_copy_from_linear_data(skb, msghead, 22); | |
405 | skb_copy_to_linear_data_offset(skb, _len2, | |
406 | msghead, 22); | |
407 | skb_pull(skb, _len2); | |
408 | CAPIMSG_SETLEN(skb->data, 22); | |
409 | retval = capilib_data_b3_req(&cinfo->ncci_head, | |
410 | CAPIMSG_APPID(skb->data), | |
411 | CAPIMSG_NCCI(skb->data), | |
412 | CAPIMSG_MSGID(skb->data)); | |
413 | } | |
414 | break; | |
415 | case CAPI_LISTEN_REQ: | |
416 | if (hycapi_applications[appl_id - 1].listen_req[ctrl->cnr - 1]) | |
417 | { | |
418 | kfree_skb(hycapi_applications[appl_id - 1].listen_req[ctrl->cnr - 1]); | |
419 | hycapi_applications[appl_id - 1].listen_req[ctrl->cnr - 1] = NULL; | |
420 | } | |
421 | if (!(hycapi_applications[appl_id -1].listen_req[ctrl->cnr - 1] = skb_copy(skb, GFP_ATOMIC))) | |
422 | { | |
423 | printk(KERN_ERR "HYSDN: memory squeeze in private_listen\n"); | |
424 | } | |
425 | break; | |
426 | default: | |
427 | break; | |
1da177e4 | 428 | } |
475be4d8 | 429 | out: |
1da177e4 LT |
430 | if (retval == CAPI_NOERROR) |
431 | hycapi_sendmsg_internal(ctrl, skb); | |
475be4d8 | 432 | else |
1da177e4 LT |
433 | dev_kfree_skb_any(skb); |
434 | ||
435 | return retval; | |
436 | } | |
437 | ||
9a58a80a | 438 | static int hycapi_proc_show(struct seq_file *m, void *v) |
1da177e4 | 439 | { |
9a58a80a | 440 | struct capi_ctr *ctrl = m->private; |
1da177e4 LT |
441 | hycapictrl_info *cinfo = (hycapictrl_info *)(ctrl->driverdata); |
442 | hysdn_card *card = cinfo->card; | |
1da177e4 | 443 | char *s; |
9a58a80a AD |
444 | |
445 | seq_printf(m, "%-16s %s\n", "name", cinfo->cardname); | |
446 | seq_printf(m, "%-16s 0x%x\n", "io", card->iobase); | |
447 | seq_printf(m, "%-16s %d\n", "irq", card->irq); | |
475be4d8 | 448 | |
1da177e4 | 449 | switch (card->brdtype) { |
475be4d8 JP |
450 | case BD_PCCARD: s = "HYSDN Hycard"; break; |
451 | case BD_ERGO: s = "HYSDN Ergo2"; break; | |
452 | case BD_METRO: s = "HYSDN Metro4"; break; | |
453 | case BD_CHAMP2: s = "HYSDN Champ2"; break; | |
454 | case BD_PLEXUS: s = "HYSDN Plexus30"; break; | |
455 | default: s = "???"; break; | |
1da177e4 | 456 | } |
9a58a80a | 457 | seq_printf(m, "%-16s %s\n", "type", s); |
94b5e0ac | 458 | if ((s = cinfo->version[VER_DRIVER]) != NULL) |
9a58a80a | 459 | seq_printf(m, "%-16s %s\n", "ver_driver", s); |
94b5e0ac | 460 | if ((s = cinfo->version[VER_CARDTYPE]) != NULL) |
9a58a80a | 461 | seq_printf(m, "%-16s %s\n", "ver_cardtype", s); |
94b5e0ac | 462 | if ((s = cinfo->version[VER_SERIAL]) != NULL) |
9a58a80a | 463 | seq_printf(m, "%-16s %s\n", "ver_serial", s); |
475be4d8 | 464 | |
9a58a80a | 465 | seq_printf(m, "%-16s %s\n", "cardname", cinfo->cardname); |
475be4d8 | 466 | |
9a58a80a AD |
467 | return 0; |
468 | } | |
469 | ||
470 | static int hycapi_proc_open(struct inode *inode, struct file *file) | |
471 | { | |
d9dda78b | 472 | return single_open(file, hycapi_proc_show, PDE_DATA(inode)); |
1da177e4 LT |
473 | } |
474 | ||
9a58a80a AD |
475 | static const struct file_operations hycapi_proc_fops = { |
476 | .owner = THIS_MODULE, | |
477 | .open = hycapi_proc_open, | |
478 | .read = seq_read, | |
479 | .llseek = seq_lseek, | |
480 | .release = single_release, | |
481 | }; | |
482 | ||
1da177e4 LT |
483 | /************************************************************** |
484 | hycapi_load_firmware | |
485 | ||
486 | This does NOT load any firmware, but the callback somehow is needed | |
487 | on capi-interface registration. | |
488 | ||
489 | **************************************************************/ | |
490 | ||
aade0e82 | 491 | static int hycapi_load_firmware(struct capi_ctr *ctrl, capiloaddata *data) |
1da177e4 LT |
492 | { |
493 | #ifdef HYCAPI_PRINTFNAMES | |
475be4d8 | 494 | printk(KERN_NOTICE "hycapi_load_firmware\n"); |
1da177e4 LT |
495 | #endif |
496 | return 0; | |
497 | } | |
498 | ||
499 | ||
aade0e82 | 500 | static char *hycapi_procinfo(struct capi_ctr *ctrl) |
1da177e4 LT |
501 | { |
502 | hycapictrl_info *cinfo = (hycapictrl_info *)(ctrl->driverdata); | |
503 | #ifdef HYCAPI_PRINTFNAMES | |
475be4d8 | 504 | printk(KERN_NOTICE "hycapi_proc_info\n"); |
1da177e4 LT |
505 | #endif |
506 | if (!cinfo) | |
507 | return ""; | |
508 | sprintf(cinfo->infobuf, "%s %s 0x%x %d %s", | |
509 | cinfo->cardname[0] ? cinfo->cardname : "-", | |
510 | cinfo->version[VER_DRIVER] ? cinfo->version[VER_DRIVER] : "-", | |
511 | cinfo->card ? cinfo->card->iobase : 0x0, | |
512 | cinfo->card ? cinfo->card->irq : 0, | |
513 | hycapi_revision | |
514 | ); | |
515 | return cinfo->infobuf; | |
516 | } | |
517 | ||
518 | /****************************************************************** | |
519 | hycapi_rx_capipkt | |
520 | ||
521 | Receive a capi-message. | |
522 | ||
523 | All B3_DATA_IND are converted to 64K-extension compatible format. | |
524 | New nccis are created if necessary. | |
525 | *******************************************************************/ | |
526 | ||
527 | void | |
475be4d8 | 528 | hycapi_rx_capipkt(hysdn_card *card, unsigned char *buf, unsigned short len) |
1da177e4 LT |
529 | { |
530 | struct sk_buff *skb; | |
531 | hycapictrl_info *cinfo = card->hyctrlinfo; | |
532 | struct capi_ctr *ctrl; | |
533 | __u16 ApplId; | |
534 | __u16 MsgLen, info; | |
535 | __u16 len2, CapiCmd; | |
475be4d8 | 536 | __u32 CP64[2] = {0, 0}; |
1da177e4 | 537 | #ifdef HYCAPI_PRINTFNAMES |
475be4d8 | 538 | printk(KERN_NOTICE "hycapi_rx_capipkt\n"); |
1da177e4 | 539 | #endif |
475be4d8 | 540 | if (!cinfo) { |
1da177e4 LT |
541 | return; |
542 | } | |
543 | ctrl = &cinfo->capi_ctrl; | |
475be4d8 | 544 | if (len < CAPI_MSG_BASELEN) { |
efad798b | 545 | printk(KERN_ERR "HYSDN Card%d: invalid CAPI-message, length %d!\n", |
1da177e4 LT |
546 | card->myid, len); |
547 | return; | |
475be4d8 | 548 | } |
1da177e4 LT |
549 | MsgLen = CAPIMSG_LEN(buf); |
550 | ApplId = CAPIMSG_APPID(buf); | |
551 | CapiCmd = CAPIMSG_CMD(buf); | |
475be4d8 JP |
552 | |
553 | if ((CapiCmd == CAPI_DATA_B3_IND) && (MsgLen < 30)) { | |
1da177e4 LT |
554 | len2 = len + (30 - MsgLen); |
555 | if (!(skb = alloc_skb(len2, GFP_ATOMIC))) { | |
556 | printk(KERN_ERR "HYSDN Card%d: incoming packet dropped\n", | |
557 | card->myid); | |
558 | return; | |
559 | } | |
560 | memcpy(skb_put(skb, MsgLen), buf, MsgLen); | |
475be4d8 | 561 | memcpy(skb_put(skb, 2 * sizeof(__u32)), CP64, 2 * sizeof(__u32)); |
1da177e4 LT |
562 | memcpy(skb_put(skb, len - MsgLen), buf + MsgLen, |
563 | len - MsgLen); | |
564 | CAPIMSG_SETLEN(skb->data, 30); | |
565 | } else { | |
566 | if (!(skb = alloc_skb(len, GFP_ATOMIC))) { | |
567 | printk(KERN_ERR "HYSDN Card%d: incoming packet dropped\n", | |
568 | card->myid); | |
569 | return; | |
570 | } | |
571 | memcpy(skb_put(skb, len), buf, len); | |
572 | } | |
475be4d8 | 573 | switch (CAPIMSG_CMD(skb->data)) |
1da177e4 | 574 | { |
475be4d8 | 575 | case CAPI_CONNECT_B3_CONF: |
1da177e4 | 576 | /* Check info-field for error-indication: */ |
475be4d8 JP |
577 | info = CAPIMSG_U16(skb->data, 12); |
578 | switch (info) | |
579 | { | |
580 | case 0: | |
581 | capilib_new_ncci(&cinfo->ncci_head, ApplId, CAPIMSG_NCCI(skb->data), | |
582 | hycapi_applications[ApplId - 1].rp.datablkcnt); | |
583 | ||
584 | break; | |
585 | case 0x0001: | |
586 | printk(KERN_ERR "HYSDN Card%d: NCPI not supported by current " | |
587 | "protocol. NCPI ignored.\n", card->myid); | |
1da177e4 | 588 | break; |
475be4d8 JP |
589 | case 0x2001: |
590 | printk(KERN_ERR "HYSDN Card%d: Message not supported in" | |
591 | " current state\n", card->myid); | |
1da177e4 | 592 | break; |
475be4d8 JP |
593 | case 0x2002: |
594 | printk(KERN_ERR "HYSDN Card%d: invalid PLCI\n", card->myid); | |
595 | break; | |
596 | case 0x2004: | |
597 | printk(KERN_ERR "HYSDN Card%d: out of NCCI\n", card->myid); | |
598 | break; | |
599 | case 0x3008: | |
600 | printk(KERN_ERR "HYSDN Card%d: NCPI not supported\n", | |
601 | card->myid); | |
1da177e4 LT |
602 | break; |
603 | default: | |
475be4d8 JP |
604 | printk(KERN_ERR "HYSDN Card%d: Info in CONNECT_B3_CONF: %d\n", |
605 | card->myid, info); | |
1da177e4 | 606 | break; |
475be4d8 JP |
607 | } |
608 | break; | |
609 | case CAPI_CONNECT_B3_IND: | |
610 | capilib_new_ncci(&cinfo->ncci_head, ApplId, | |
611 | CAPIMSG_NCCI(skb->data), | |
612 | hycapi_applications[ApplId - 1].rp.datablkcnt); | |
613 | break; | |
614 | case CAPI_DATA_B3_CONF: | |
615 | capilib_data_b3_conf(&cinfo->ncci_head, ApplId, | |
616 | CAPIMSG_NCCI(skb->data), | |
617 | CAPIMSG_MSGID(skb->data)); | |
618 | break; | |
619 | default: | |
620 | break; | |
1da177e4 LT |
621 | } |
622 | capi_ctr_handle_message(ctrl, ApplId, skb); | |
623 | } | |
624 | ||
625 | /****************************************************************** | |
626 | hycapi_tx_capiack | |
627 | ||
628 | Internally acknowledge a msg sent. This will remove the msg from the | |
629 | internal queue. | |
630 | ||
631 | *******************************************************************/ | |
632 | ||
475be4d8 | 633 | void hycapi_tx_capiack(hysdn_card *card) |
1da177e4 LT |
634 | { |
635 | hycapictrl_info *cinfo = card->hyctrlinfo; | |
636 | #ifdef HYCAPI_PRINTFNAMES | |
475be4d8 | 637 | printk(KERN_NOTICE "hycapi_tx_capiack\n"); |
1da177e4 | 638 | #endif |
475be4d8 | 639 | if (!cinfo) { |
1da177e4 LT |
640 | return; |
641 | } | |
642 | spin_lock_irq(&cinfo->lock); | |
643 | kfree_skb(cinfo->skbs[cinfo->out_idx]); /* free skb */ | |
644 | cinfo->skbs[cinfo->out_idx++] = NULL; | |
645 | if (cinfo->out_idx >= HYSDN_MAX_CAPI_SKB) | |
646 | cinfo->out_idx = 0; /* wrap around */ | |
647 | ||
648 | if (cinfo->sk_count-- == HYSDN_MAX_CAPI_SKB) /* dec usage count */ | |
649 | capi_ctr_resume_output(&cinfo->capi_ctrl); | |
650 | spin_unlock_irq(&cinfo->lock); | |
651 | } | |
652 | ||
653 | /*************************************************************** | |
654 | hycapi_tx_capiget(hysdn_card *card) | |
655 | ||
656 | This is called when polling for messages to SEND. | |
657 | ||
658 | ****************************************************************/ | |
659 | ||
660 | struct sk_buff * | |
661 | hycapi_tx_capiget(hysdn_card *card) | |
662 | { | |
663 | hycapictrl_info *cinfo = card->hyctrlinfo; | |
475be4d8 | 664 | if (!cinfo) { |
1da177e4 LT |
665 | return (struct sk_buff *)NULL; |
666 | } | |
667 | if (!cinfo->sk_count) | |
668 | return (struct sk_buff *)NULL; /* nothing available */ | |
669 | ||
670 | return (cinfo->skbs[cinfo->out_idx]); /* next packet to send */ | |
671 | } | |
672 | ||
673 | ||
674 | /********************************************************** | |
675 | int hycapi_init() | |
676 | ||
677 | attach the capi-driver to the kernel-capi. | |
678 | ||
679 | ***********************************************************/ | |
680 | ||
681 | int hycapi_init(void) | |
682 | { | |
683 | int i; | |
475be4d8 | 684 | for (i = 0; i < CAPI_MAXAPPL; i++) { |
1da177e4 LT |
685 | memset(&(hycapi_applications[i]), 0, sizeof(hycapi_appl)); |
686 | } | |
475be4d8 | 687 | return (0); |
1da177e4 LT |
688 | } |
689 | ||
690 | /************************************************************** | |
691 | hycapi_cleanup(void) | |
692 | ||
693 | detach the capi-driver to the kernel-capi. Actually this should | |
694 | free some more ressources. Do that later. | |
695 | **************************************************************/ | |
696 | ||
475be4d8 | 697 | void |
1da177e4 LT |
698 | hycapi_cleanup(void) |
699 | { | |
700 | } | |
701 | ||
702 | /******************************************************************** | |
703 | hycapi_capi_create(hysdn_card *card) | |
704 | ||
705 | Attach the card with its capi-ctrl. | |
706 | *********************************************************************/ | |
707 | ||
708 | static void hycapi_fill_profile(hysdn_card *card) | |
709 | { | |
710 | hycapictrl_info *cinfo = NULL; | |
711 | struct capi_ctr *ctrl = NULL; | |
712 | cinfo = card->hyctrlinfo; | |
475be4d8 | 713 | if (!cinfo) return; |
1da177e4 | 714 | ctrl = &cinfo->capi_ctrl; |
475be4d8 | 715 | strcpy(ctrl->manu, "Hypercope"); |
1da177e4 LT |
716 | ctrl->version.majorversion = 2; |
717 | ctrl->version.minorversion = 0; | |
718 | ctrl->version.majormanuversion = 3; | |
719 | ctrl->version.minormanuversion = 2; | |
720 | ctrl->profile.ncontroller = card->myid; | |
721 | ctrl->profile.nbchannel = card->bchans; | |
722 | ctrl->profile.goptions = GLOBAL_OPTION_INTERNAL_CONTROLLER | | |
723 | GLOBAL_OPTION_B_CHANNEL_OPERATION; | |
724 | ctrl->profile.support1 = B1_PROT_64KBIT_HDLC | | |
725 | (card->faxchans ? B1_PROT_T30 : 0) | | |
726 | B1_PROT_64KBIT_TRANSPARENT; | |
727 | ctrl->profile.support2 = B2_PROT_ISO7776 | | |
728 | (card->faxchans ? B2_PROT_T30 : 0) | | |
729 | B2_PROT_TRANSPARENT; | |
730 | ctrl->profile.support3 = B3_PROT_TRANSPARENT | | |
731 | B3_PROT_T90NL | | |
732 | (card->faxchans ? B3_PROT_T30 : 0) | | |
733 | (card->faxchans ? B3_PROT_T30EXT : 0) | | |
734 | B3_PROT_ISO8208; | |
475be4d8 | 735 | } |
1da177e4 | 736 | |
475be4d8 | 737 | int |
1da177e4 LT |
738 | hycapi_capi_create(hysdn_card *card) |
739 | { | |
740 | hycapictrl_info *cinfo = NULL; | |
741 | struct capi_ctr *ctrl = NULL; | |
742 | int retval; | |
743 | #ifdef HYCAPI_PRINTFNAMES | |
475be4d8 | 744 | printk(KERN_NOTICE "hycapi_capi_create\n"); |
1da177e4 | 745 | #endif |
475be4d8 | 746 | if ((hycapi_enable & (1 << card->myid)) == 0) { |
1da177e4 LT |
747 | return 1; |
748 | } | |
749 | if (!card->hyctrlinfo) { | |
41f96935 | 750 | cinfo = kzalloc(sizeof(hycapictrl_info), GFP_ATOMIC); |
1da177e4 LT |
751 | if (!cinfo) { |
752 | printk(KERN_WARNING "HYSDN: no memory for capi-ctrl.\n"); | |
753 | return -ENOMEM; | |
754 | } | |
1da177e4 LT |
755 | card->hyctrlinfo = cinfo; |
756 | cinfo->card = card; | |
757 | spin_lock_init(&cinfo->lock); | |
758 | INIT_LIST_HEAD(&cinfo->ncci_head); | |
759 | ||
760 | switch (card->brdtype) { | |
475be4d8 JP |
761 | case BD_PCCARD: strcpy(cinfo->cardname, "HYSDN Hycard"); break; |
762 | case BD_ERGO: strcpy(cinfo->cardname, "HYSDN Ergo2"); break; | |
763 | case BD_METRO: strcpy(cinfo->cardname, "HYSDN Metro4"); break; | |
764 | case BD_CHAMP2: strcpy(cinfo->cardname, "HYSDN Champ2"); break; | |
765 | case BD_PLEXUS: strcpy(cinfo->cardname, "HYSDN Plexus30"); break; | |
766 | default: strcpy(cinfo->cardname, "HYSDN ???"); break; | |
1da177e4 LT |
767 | } |
768 | ||
769 | ctrl = &cinfo->capi_ctrl; | |
770 | ctrl->driver_name = "hycapi"; | |
771 | ctrl->driverdata = cinfo; | |
772 | ctrl->register_appl = hycapi_register_appl; | |
773 | ctrl->release_appl = hycapi_release_appl; | |
774 | ctrl->send_message = hycapi_send_message; | |
775 | ctrl->load_firmware = hycapi_load_firmware; | |
776 | ctrl->reset_ctr = hycapi_reset_ctr; | |
777 | ctrl->procinfo = hycapi_procinfo; | |
9a58a80a | 778 | ctrl->proc_fops = &hycapi_proc_fops; |
1da177e4 LT |
779 | strcpy(ctrl->name, cinfo->cardname); |
780 | ctrl->owner = THIS_MODULE; | |
781 | ||
782 | retval = attach_capi_ctr(ctrl); | |
783 | if (retval) { | |
784 | printk(KERN_ERR "hycapi: attach controller failed.\n"); | |
785 | return -EBUSY; | |
786 | } | |
787 | /* fill in the blanks: */ | |
788 | hycapi_fill_profile(card); | |
789 | capi_ctr_ready(ctrl); | |
790 | } else { | |
791 | /* resume output on stopped ctrl */ | |
792 | ctrl = &card->hyctrlinfo->capi_ctrl; | |
793 | hycapi_fill_profile(card); | |
794 | capi_ctr_ready(ctrl); | |
475be4d8 | 795 | hycapi_restart_internal(ctrl); |
1da177e4 LT |
796 | /* ctrl->resume_output(ctrl); */ |
797 | } | |
798 | return 0; | |
799 | } |