1 /* $Id: diva.c,v 1.21.4.1 2004/05/08 14:33:43 armin Exp $ */
3 #define CARDTYPE_H_WANT_DATA 1
4 #define CARDTYPE_H_WANT_IDI_DATA 0
5 #define CARDTYPE_H_WANT_RESOURCE_DATA 0
6 #define CARDTYPE_H_WANT_FILE_DATA 0
17 #include "xdi_adapter.h"
21 #ifdef CONFIG_ISDN_DIVAS_PRIPCI
24 #ifdef CONFIG_ISDN_DIVAS_BRIPCI
29 PISDN_ADAPTER IoAdapters[MAX_ADAPTER];
30 extern IDI_CALL Requests[MAX_ADAPTER];
31 extern int create_adapter_proc(diva_os_xdi_adapter_t * a);
32 extern void remove_adapter_proc(diva_os_xdi_adapter_t * a);
34 #define DivaIdiReqFunc(N) \
35 static void DivaIdiRequest##N(ENTITY *e) \
36 { if ( IoAdapters[N] ) (* IoAdapters[N]->DIRequest)(IoAdapters[N], e) ; }
39 ** Create own 32 Adapters
77 static LIST_HEAD(adapter_queue);
79 typedef struct _diva_get_xlog {
83 byte data[sizeof(struct mi_pc_maint)];
86 typedef struct _diva_supported_cards_info {
88 diva_init_card_proc_t init_card;
89 } diva_supported_cards_info_t;
91 static diva_supported_cards_info_t divas_supported_cards[] = {
92 #ifdef CONFIG_ISDN_DIVAS_PRIPCI
96 {CARDTYPE_DIVASRV_P_30M_PCI, diva_pri_init_card},
100 {CARDTYPE_DIVASRV_P_30M_V2_PCI, diva_pri_init_card},
104 {CARDTYPE_DIVASRV_VOICE_P_30M_V2_PCI, diva_pri_init_card},
106 #ifdef CONFIG_ISDN_DIVAS_BRIPCI
110 {CARDTYPE_DIVASRV_Q_8M_PCI, diva_4bri_init_card},
111 {CARDTYPE_DIVASRV_VOICE_Q_8M_PCI, diva_4bri_init_card},
115 {CARDTYPE_DIVASRV_Q_8M_V2_PCI, diva_4bri_init_card},
116 {CARDTYPE_DIVASRV_VOICE_Q_8M_V2_PCI, diva_4bri_init_card},
118 4BRI Based BRI Rev 2 Cards
120 {CARDTYPE_DIVASRV_B_2M_V2_PCI, diva_4bri_init_card},
121 {CARDTYPE_DIVASRV_B_2F_PCI, diva_4bri_init_card},
122 {CARDTYPE_DIVASRV_VOICE_B_2M_V2_PCI, diva_4bri_init_card},
126 {CARDTYPE_MAESTRA_PCI, diva_bri_init_card},
135 static void diva_init_request_array(void);
136 static void *divas_create_pci_card(int handle, void *pci_dev_handle);
138 static diva_os_spin_lock_t adapter_lock;
140 static int diva_find_free_adapters(int base, int nr)
144 for (i = 0; i < nr; i++) {
145 if (IoAdapters[base + i]) {
153 static diva_os_xdi_adapter_t *diva_q_get_next(struct list_head * what)
155 diva_os_xdi_adapter_t *a = NULL;
157 if (what && (what->next != &adapter_queue))
158 a = list_entry(what->next, diva_os_xdi_adapter_t, link);
163 /* --------------------------------------------------------------------------
164 Add card to the card list
165 -------------------------------------------------------------------------- */
166 void *diva_driver_add_card(void *pdev, unsigned long CardOrdinal)
168 diva_os_spin_lock_magic_t old_irql;
169 diva_os_xdi_adapter_t *pdiva, *pa;
172 for (i = 0; divas_supported_cards[i].CardOrdinal != -1; i++) {
173 if (divas_supported_cards[i].CardOrdinal == CardOrdinal) {
174 if (!(pdiva = divas_create_pci_card(i, pdev))) {
177 switch (CardOrdinal) {
178 case CARDTYPE_DIVASRV_Q_8M_PCI:
179 case CARDTYPE_DIVASRV_VOICE_Q_8M_PCI:
180 case CARDTYPE_DIVASRV_Q_8M_V2_PCI:
181 case CARDTYPE_DIVASRV_VOICE_Q_8M_V2_PCI:
182 max = MAX_ADAPTER - 4;
191 diva_os_enter_spin_lock(&adapter_lock, &old_irql, "add card");
193 for (i = 0; i < max; i++) {
194 if (!diva_find_free_adapters(i, nr)) {
195 pdiva->controller = i + 1;
196 pdiva->xdi_adapter.ANum = pdiva->controller;
197 IoAdapters[i] = &pdiva->xdi_adapter;
198 diva_os_leave_spin_lock(&adapter_lock, &old_irql, "add card");
199 create_adapter_proc(pdiva); /* add adapter to proc file system */
201 DBG_LOG(("add %s:%d",
206 diva_os_enter_spin_lock(&adapter_lock, &old_irql, "add card");
208 for (j = 1; j < nr; j++) { /* slave adapters, if any */
209 pa = diva_q_get_next(&pa->link);
210 if (pa && !pa->interface.cleanup_adapter_proc) {
211 pa->controller = i + 1 + j;
212 pa->xdi_adapter.ANum = pa->controller;
213 IoAdapters[i + j] = &pa->xdi_adapter;
214 diva_os_leave_spin_lock(&adapter_lock, &old_irql, "add card");
215 DBG_LOG(("add slave adapter (%d)",
217 create_adapter_proc(pa); /* add adapter to proc file system */
218 diva_os_enter_spin_lock(&adapter_lock, &old_irql, "add card");
220 DBG_ERR(("slave adapter problem"))
225 diva_os_leave_spin_lock(&adapter_lock, &old_irql, "add card");
230 diva_os_leave_spin_lock(&adapter_lock, &old_irql, "add card");
233 Not able to add adapter - remove it and return error
235 DBG_ERR(("can not alloc request array"))
236 diva_driver_remove_card(pdiva);
245 /* --------------------------------------------------------------------------
246 Called on driver load, MAIN, main, DriverEntry
247 -------------------------------------------------------------------------- */
248 int divasa_xdi_driver_entry(void)
250 diva_os_initialize_spin_lock(&adapter_lock, "adapter");
251 memset(&IoAdapters[0], 0x00, sizeof(IoAdapters));
252 diva_init_request_array();
257 /* --------------------------------------------------------------------------
258 Remove adapter from list
259 -------------------------------------------------------------------------- */
260 static diva_os_xdi_adapter_t *get_and_remove_from_queue(void)
262 diva_os_spin_lock_magic_t old_irql;
263 diva_os_xdi_adapter_t *a = NULL;
265 diva_os_enter_spin_lock(&adapter_lock, &old_irql, "driver_unload");
267 if (!list_empty(&adapter_queue)) {
268 a = list_entry(adapter_queue.next, diva_os_xdi_adapter_t, link);
269 list_del(adapter_queue.next);
272 diva_os_leave_spin_lock(&adapter_lock, &old_irql, "driver_unload");
276 /* --------------------------------------------------------------------------
277 Remove card from the card list
278 -------------------------------------------------------------------------- */
279 void diva_driver_remove_card(void *pdiva)
281 diva_os_spin_lock_magic_t old_irql;
282 diva_os_xdi_adapter_t *a[4];
283 diva_os_xdi_adapter_t *pa;
286 pa = a[0] = (diva_os_xdi_adapter_t *) pdiva;
287 a[1] = a[2] = a[3] = NULL;
289 diva_os_enter_spin_lock(&adapter_lock, &old_irql, "remode adapter");
291 for (i = 1; i < 4; i++) {
292 if ((pa = diva_q_get_next(&pa->link))
293 && !pa->interface.cleanup_adapter_proc) {
300 for (i = 0; ((i < 4) && a[i]); i++) {
301 list_del(&a[i]->link);
304 diva_os_leave_spin_lock(&adapter_lock, &old_irql, "driver_unload");
306 (*(a[0]->interface.cleanup_adapter_proc)) (a[0]);
308 for (i = 0; i < 4; i++) {
310 if (a[i]->controller) {
311 DBG_LOG(("remove adapter (%d)",
312 a[i]->controller)) IoAdapters[a[i]->controller - 1] = NULL;
313 remove_adapter_proc(a[i]);
315 diva_os_free(0, a[i]);
320 /* --------------------------------------------------------------------------
321 Create diva PCI adapter and init internal adapter structures
322 -------------------------------------------------------------------------- */
323 static void *divas_create_pci_card(int handle, void *pci_dev_handle)
325 diva_supported_cards_info_t *pI = &divas_supported_cards[handle];
326 diva_os_spin_lock_magic_t old_irql;
327 diva_os_xdi_adapter_t *a;
329 DBG_LOG(("found %d-%s", pI->CardOrdinal, CardProperties[pI->CardOrdinal].Name))
331 if (!(a = (diva_os_xdi_adapter_t *) diva_os_malloc(0, sizeof(*a)))) {
332 DBG_ERR(("A: can't alloc adapter"));
336 memset(a, 0x00, sizeof(*a));
338 a->CardIndex = handle;
339 a->CardOrdinal = pI->CardOrdinal;
340 a->Bus = DIVAS_XDI_ADAPTER_BUS_PCI;
341 a->xdi_adapter.cardType = a->CardOrdinal;
342 a->resources.pci.bus = diva_os_get_pci_bus(pci_dev_handle);
343 a->resources.pci.func = diva_os_get_pci_func(pci_dev_handle);
344 a->resources.pci.hdev = pci_dev_handle;
347 Add master adapter first, so slave adapters will receive higher
348 numbers as master adapter
350 diva_os_enter_spin_lock(&adapter_lock, &old_irql, "found_pci_card");
351 list_add_tail(&a->link, &adapter_queue);
352 diva_os_leave_spin_lock(&adapter_lock, &old_irql, "found_pci_card");
354 if ((*(pI->init_card)) (a)) {
355 diva_os_enter_spin_lock(&adapter_lock, &old_irql, "found_pci_card");
357 diva_os_leave_spin_lock(&adapter_lock, &old_irql, "found_pci_card");
359 DBG_ERR(("A: can't get adapter resources"));
366 /* --------------------------------------------------------------------------
367 Called on driver unload FINIT, finit, Unload
368 -------------------------------------------------------------------------- */
369 void divasa_xdi_driver_unload(void)
371 diva_os_xdi_adapter_t *a;
373 while ((a = get_and_remove_from_queue())) {
374 if (a->interface.cleanup_adapter_proc) {
375 (*(a->interface.cleanup_adapter_proc)) (a);
378 IoAdapters[a->controller - 1] = NULL;
379 remove_adapter_proc(a);
383 diva_os_destroy_spin_lock(&adapter_lock, "adapter");
387 ** Receive and process command from user mode utility
389 void *diva_xdi_open_adapter(void *os_handle, const void __user *src,
391 divas_xdi_copy_from_user_fn_t cp_fn)
393 diva_xdi_um_cfg_cmd_t msg;
394 diva_os_xdi_adapter_t *a = NULL;
395 diva_os_spin_lock_magic_t old_irql;
396 struct list_head *tmp;
398 if (length < sizeof(diva_xdi_um_cfg_cmd_t)) {
399 DBG_ERR(("A: A(?) open, msg too small (%d < %d)",
400 length, sizeof(diva_xdi_um_cfg_cmd_t)))
403 if ((*cp_fn) (os_handle, &msg, src, sizeof(msg)) <= 0) {
404 DBG_ERR(("A: A(?) open, write error"))
407 diva_os_enter_spin_lock(&adapter_lock, &old_irql, "open_adapter");
408 list_for_each(tmp, &adapter_queue) {
409 a = list_entry(tmp, diva_os_xdi_adapter_t, link);
410 if (a->controller == (int)msg.adapter)
414 diva_os_leave_spin_lock(&adapter_lock, &old_irql, "open_adapter");
417 DBG_ERR(("A: A(%d) open, adapter not found", msg.adapter))
424 ** Easy cleanup mailbox status
426 void diva_xdi_close_adapter(void *adapter, void *os_handle)
428 diva_os_xdi_adapter_t *a = (diva_os_xdi_adapter_t *) adapter;
430 a->xdi_mbox.status &= ~DIVA_XDI_MBOX_BUSY;
431 if (a->xdi_mbox.data) {
432 diva_os_free(0, a->xdi_mbox.data);
433 a->xdi_mbox.data = NULL;
438 diva_xdi_write(void *adapter, void *os_handle, const void __user *src,
439 int length, divas_xdi_copy_from_user_fn_t cp_fn)
441 diva_os_xdi_adapter_t *a = (diva_os_xdi_adapter_t *) adapter;
444 if (a->xdi_mbox.status & DIVA_XDI_MBOX_BUSY) {
445 DBG_ERR(("A: A(%d) write, mbox busy", a->controller))
449 if (length < sizeof(diva_xdi_um_cfg_cmd_t)) {
450 DBG_ERR(("A: A(%d) write, message too small (%d < %d)",
451 a->controller, length,
452 sizeof(diva_xdi_um_cfg_cmd_t)))
456 if (!(data = diva_os_malloc(0, length))) {
457 DBG_ERR(("A: A(%d) write, ENOMEM", a->controller))
461 length = (*cp_fn) (os_handle, data, src, length);
463 if ((*(a->interface.cmd_proc))
464 (a, (diva_xdi_um_cfg_cmd_t *) data, length)) {
468 DBG_ERR(("A: A(%d) write error (%d)", a->controller,
472 diva_os_free(0, data);
478 ** Write answers to user mode utility, if any
481 diva_xdi_read(void *adapter, void *os_handle, void __user *dst,
482 int max_length, divas_xdi_copy_to_user_fn_t cp_fn)
484 diva_os_xdi_adapter_t *a = (diva_os_xdi_adapter_t *) adapter;
487 if (!(a->xdi_mbox.status & DIVA_XDI_MBOX_BUSY)) {
488 DBG_ERR(("A: A(%d) rx mbox empty", a->controller))
491 if (!a->xdi_mbox.data) {
492 a->xdi_mbox.status &= ~DIVA_XDI_MBOX_BUSY;
493 DBG_ERR(("A: A(%d) rx ENOMEM", a->controller))
497 if (max_length < a->xdi_mbox.data_length) {
498 DBG_ERR(("A: A(%d) rx buffer too short(%d < %d)",
499 a->controller, max_length,
500 a->xdi_mbox.data_length))
504 ret = (*cp_fn) (os_handle, dst, a->xdi_mbox.data,
505 a->xdi_mbox.data_length);
507 diva_os_free(0, a->xdi_mbox.data);
508 a->xdi_mbox.data = NULL;
509 a->xdi_mbox.status &= ~DIVA_XDI_MBOX_BUSY;
516 irqreturn_t diva_os_irq_wrapper(int irq, void *context)
518 diva_os_xdi_adapter_t *a = context;
519 diva_xdi_clear_interrupts_proc_t clear_int_proc;
521 if (!a || !a->xdi_adapter.diva_isr_handler)
524 if ((clear_int_proc = a->clear_interrupts_proc)) {
525 (*clear_int_proc) (a);
526 a->clear_interrupts_proc = NULL;
530 (*(a->xdi_adapter.diva_isr_handler)) (&a->xdi_adapter);
534 static void diva_init_request_array(void)
536 Requests[0] = DivaIdiRequest0;
537 Requests[1] = DivaIdiRequest1;
538 Requests[2] = DivaIdiRequest2;
539 Requests[3] = DivaIdiRequest3;
540 Requests[4] = DivaIdiRequest4;
541 Requests[5] = DivaIdiRequest5;
542 Requests[6] = DivaIdiRequest6;
543 Requests[7] = DivaIdiRequest7;
544 Requests[8] = DivaIdiRequest8;
545 Requests[9] = DivaIdiRequest9;
546 Requests[10] = DivaIdiRequest10;
547 Requests[11] = DivaIdiRequest11;
548 Requests[12] = DivaIdiRequest12;
549 Requests[13] = DivaIdiRequest13;
550 Requests[14] = DivaIdiRequest14;
551 Requests[15] = DivaIdiRequest15;
552 Requests[16] = DivaIdiRequest16;
553 Requests[17] = DivaIdiRequest17;
554 Requests[18] = DivaIdiRequest18;
555 Requests[19] = DivaIdiRequest19;
556 Requests[20] = DivaIdiRequest20;
557 Requests[21] = DivaIdiRequest21;
558 Requests[22] = DivaIdiRequest22;
559 Requests[23] = DivaIdiRequest23;
560 Requests[24] = DivaIdiRequest24;
561 Requests[25] = DivaIdiRequest25;
562 Requests[26] = DivaIdiRequest26;
563 Requests[27] = DivaIdiRequest27;
564 Requests[28] = DivaIdiRequest28;
565 Requests[29] = DivaIdiRequest29;
566 Requests[30] = DivaIdiRequest30;
567 Requests[31] = DivaIdiRequest31;
570 void diva_xdi_display_adapter_features(int card)
573 if (!card || ((card - 1) >= MAX_ADAPTER) || !IoAdapters[card - 1]) {
577 features = IoAdapters[card]->Properties.Features;
579 DBG_LOG(("FEATURES FOR ADAPTER: %d", card + 1))
580 DBG_LOG((" DI_FAX3 : %s",
581 (features & DI_FAX3) ? "Y" : "N"))
582 DBG_LOG((" DI_MODEM : %s",
583 (features & DI_MODEM) ? "Y" : "N"))
584 DBG_LOG((" DI_POST : %s",
585 (features & DI_POST) ? "Y" : "N"))
586 DBG_LOG((" DI_V110 : %s",
587 (features & DI_V110) ? "Y" : "N"))
588 DBG_LOG((" DI_V120 : %s",
589 (features & DI_V120) ? "Y" : "N"))
590 DBG_LOG((" DI_POTS : %s",
591 (features & DI_POTS) ? "Y" : "N"))
592 DBG_LOG((" DI_CODEC : %s",
593 (features & DI_CODEC) ? "Y" : "N"))
594 DBG_LOG((" DI_MANAGE : %s",
595 (features & DI_MANAGE) ? "Y" : "N"))
596 DBG_LOG((" DI_V_42 : %s",
597 (features & DI_V_42) ? "Y" : "N"))
598 DBG_LOG((" DI_EXTD_FAX : %s",
599 (features & DI_EXTD_FAX) ? "Y" : "N"))
600 DBG_LOG((" DI_AT_PARSER : %s",
601 (features & DI_AT_PARSER) ? "Y" : "N"))
602 DBG_LOG((" DI_VOICE_OVER_IP : %s",
603 (features & DI_VOICE_OVER_IP) ? "Y" : "N"))
606 void diva_add_slave_adapter(diva_os_xdi_adapter_t * a)
608 diva_os_spin_lock_magic_t old_irql;
610 diva_os_enter_spin_lock(&adapter_lock, &old_irql, "add_slave");
611 list_add_tail(&a->link, &adapter_queue);
612 diva_os_leave_spin_lock(&adapter_lock, &old_irql, "add_slave");
615 int diva_card_read_xlog(diva_os_xdi_adapter_t * a)
617 diva_get_xlog_t *req;
620 if (!a->xdi_adapter.Initialized || !a->xdi_adapter.DIRequest) {
623 if (!(data = diva_os_malloc(0, sizeof(struct mi_pc_maint)))) {
626 memset(data, 0x00, sizeof(struct mi_pc_maint));
628 if (!(req = diva_os_malloc(0, sizeof(*req)))) {
629 diva_os_free(0, data);
632 req->command = 0x0400;
636 (*(a->xdi_adapter.DIRequest)) (&a->xdi_adapter, (ENTITY *) req);
638 if (!req->rc || req->req) {
639 diva_os_free(0, data);
640 diva_os_free(0, req);
644 memcpy(data, &req->req, sizeof(struct mi_pc_maint));
646 diva_os_free(0, req);
648 a->xdi_mbox.data_length = sizeof(struct mi_pc_maint);
649 a->xdi_mbox.data = data;
650 a->xdi_mbox.status = DIVA_XDI_MBOX_BUSY;
655 void xdiFreeFile(void *handle)