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
)