diff options
Diffstat (limited to 'drivers/isdn/hardware/eicon/diva.c')
| -rw-r--r-- | drivers/isdn/hardware/eicon/diva.c | 660 |
1 files changed, 660 insertions, 0 deletions
diff --git a/drivers/isdn/hardware/eicon/diva.c b/drivers/isdn/hardware/eicon/diva.c new file mode 100644 index 000000000000..8ab8027f33c0 --- /dev/null +++ b/drivers/isdn/hardware/eicon/diva.c @@ -0,0 +1,660 @@ +/* $Id: diva.c,v 1.21.4.1 2004/05/08 14:33:43 armin Exp $ */ + +#define CARDTYPE_H_WANT_DATA 1 +#define CARDTYPE_H_WANT_IDI_DATA 0 +#define CARDTYPE_H_WANT_RESOURCE_DATA 0 +#define CARDTYPE_H_WANT_FILE_DATA 0 + +#include "platform.h" +#include "debuglib.h" +#include "cardtype.h" +#include "pc.h" +#include "di_defs.h" +#include "di.h" +#include "io.h" +#include "pc_maint.h" +#include "xdi_msg.h" +#include "xdi_adapter.h" +#include "diva_pci.h" +#include "diva.h" + +#ifdef CONFIG_ISDN_DIVAS_PRIPCI +#include "os_pri.h" +#endif +#ifdef CONFIG_ISDN_DIVAS_BRIPCI +#include "os_bri.h" +#include "os_4bri.h" +#endif + +PISDN_ADAPTER IoAdapters[MAX_ADAPTER]; +extern IDI_CALL Requests[MAX_ADAPTER]; +extern int create_adapter_proc(diva_os_xdi_adapter_t * a); +extern void remove_adapter_proc(diva_os_xdi_adapter_t * a); + +#define DivaIdiReqFunc(N) \ +static void DivaIdiRequest##N(ENTITY *e) \ +{ if ( IoAdapters[N] ) (* IoAdapters[N]->DIRequest)(IoAdapters[N], e) ; } + +/* +** Create own 32 Adapters +*/ +DivaIdiReqFunc(0) +DivaIdiReqFunc(1) +DivaIdiReqFunc(2) +DivaIdiReqFunc(3) +DivaIdiReqFunc(4) +DivaIdiReqFunc(5) +DivaIdiReqFunc(6) +DivaIdiReqFunc(7) +DivaIdiReqFunc(8) +DivaIdiReqFunc(9) +DivaIdiReqFunc(10) +DivaIdiReqFunc(11) +DivaIdiReqFunc(12) +DivaIdiReqFunc(13) +DivaIdiReqFunc(14) +DivaIdiReqFunc(15) +DivaIdiReqFunc(16) +DivaIdiReqFunc(17) +DivaIdiReqFunc(18) +DivaIdiReqFunc(19) +DivaIdiReqFunc(20) +DivaIdiReqFunc(21) +DivaIdiReqFunc(22) +DivaIdiReqFunc(23) +DivaIdiReqFunc(24) +DivaIdiReqFunc(25) +DivaIdiReqFunc(26) +DivaIdiReqFunc(27) +DivaIdiReqFunc(28) +DivaIdiReqFunc(29) +DivaIdiReqFunc(30) +DivaIdiReqFunc(31) + +struct pt_regs; + +/* +** LOCALS +*/ +static LIST_HEAD(adapter_queue); + +typedef struct _diva_get_xlog { + word command; + byte req; + byte rc; + byte data[sizeof(struct mi_pc_maint)]; +} diva_get_xlog_t; + +typedef struct _diva_supported_cards_info { + int CardOrdinal; + diva_init_card_proc_t init_card; +} diva_supported_cards_info_t; + +static diva_supported_cards_info_t divas_supported_cards[] = { +#ifdef CONFIG_ISDN_DIVAS_PRIPCI + /* + PRI Cards + */ + {CARDTYPE_DIVASRV_P_30M_PCI, diva_pri_init_card}, + /* + PRI Rev.2 Cards + */ + {CARDTYPE_DIVASRV_P_30M_V2_PCI, diva_pri_init_card}, + /* + PRI Rev.2 VoIP Cards + */ + {CARDTYPE_DIVASRV_VOICE_P_30M_V2_PCI, diva_pri_init_card}, +#endif +#ifdef CONFIG_ISDN_DIVAS_BRIPCI + /* + 4BRI Rev 1 Cards + */ + {CARDTYPE_DIVASRV_Q_8M_PCI, diva_4bri_init_card}, + {CARDTYPE_DIVASRV_VOICE_Q_8M_PCI, diva_4bri_init_card}, + /* + 4BRI Rev 2 Cards + */ + {CARDTYPE_DIVASRV_Q_8M_V2_PCI, diva_4bri_init_card}, + {CARDTYPE_DIVASRV_VOICE_Q_8M_V2_PCI, diva_4bri_init_card}, + /* + 4BRI Based BRI Rev 2 Cards + */ + {CARDTYPE_DIVASRV_B_2M_V2_PCI, diva_4bri_init_card}, + {CARDTYPE_DIVASRV_B_2F_PCI, diva_4bri_init_card}, + {CARDTYPE_DIVASRV_VOICE_B_2M_V2_PCI, diva_4bri_init_card}, + /* + BRI + */ + {CARDTYPE_MAESTRA_PCI, diva_bri_init_card}, +#endif + + /* + EOL + */ + {-1} +}; + +static void diva_init_request_array(void); +static void *divas_create_pci_card(int handle, void *pci_dev_handle); + +static diva_os_spin_lock_t adapter_lock; + +static int diva_find_free_adapters(int base, int nr) +{ + int i; + + for (i = 0; i < nr; i++) { + if (IoAdapters[base + i]) { + return (-1); + } + } + + return (0); +} + +static diva_os_xdi_adapter_t *diva_q_get_next(struct list_head * what) +{ + diva_os_xdi_adapter_t *a = NULL; + + if (what && (what->next != &adapter_queue)) + a = list_entry(what->next, diva_os_xdi_adapter_t, link); + + return(a); +} + +/* -------------------------------------------------------------------------- + Add card to the card list + -------------------------------------------------------------------------- */ +void *diva_driver_add_card(void *pdev, unsigned long CardOrdinal) +{ + diva_os_spin_lock_magic_t old_irql; + diva_os_xdi_adapter_t *pdiva, *pa; + int i, j, max, nr; + + for (i = 0; divas_supported_cards[i].CardOrdinal != -1; i++) { + if (divas_supported_cards[i].CardOrdinal == CardOrdinal) { + if (!(pdiva = divas_create_pci_card(i, pdev))) { + return NULL; + } + switch (CardOrdinal) { + case CARDTYPE_DIVASRV_Q_8M_PCI: + case CARDTYPE_DIVASRV_VOICE_Q_8M_PCI: + case CARDTYPE_DIVASRV_Q_8M_V2_PCI: + case CARDTYPE_DIVASRV_VOICE_Q_8M_V2_PCI: + max = MAX_ADAPTER - 4; + nr = 4; + break; + + default: + max = MAX_ADAPTER; + nr = 1; + } + + diva_os_enter_spin_lock(&adapter_lock, &old_irql, "add card"); + + for (i = 0; i < max; i++) { + if (!diva_find_free_adapters(i, nr)) { + pdiva->controller = i + 1; + pdiva->xdi_adapter.ANum = pdiva->controller; + IoAdapters[i] = &pdiva->xdi_adapter; + diva_os_leave_spin_lock(&adapter_lock, &old_irql, "add card"); + create_adapter_proc(pdiva); /* add adapter to proc file system */ + + DBG_LOG(("add %s:%d", + CardProperties + [CardOrdinal].Name, + pdiva->controller)) + + diva_os_enter_spin_lock(&adapter_lock, &old_irql, "add card"); + pa = pdiva; + for (j = 1; j < nr; j++) { /* slave adapters, if any */ + pa = diva_q_get_next(&pa->link); + if (pa && !pa->interface.cleanup_adapter_proc) { + pa->controller = i + 1 + j; + pa->xdi_adapter.ANum = pa->controller; + IoAdapters[i + j] = &pa->xdi_adapter; + diva_os_leave_spin_lock(&adapter_lock, &old_irql, "add card"); + DBG_LOG(("add slave adapter (%d)", + pa->controller)) + create_adapter_proc(pa); /* add adapter to proc file system */ + diva_os_enter_spin_lock(&adapter_lock, &old_irql, "add card"); + } else { + DBG_ERR(("slave adapter problem")) + break; + } + } + + diva_os_leave_spin_lock(&adapter_lock, &old_irql, "add card"); + return (pdiva); + } + } + + diva_os_leave_spin_lock(&adapter_lock, &old_irql, "add card"); + + /* + Not able to add adapter - remove it and return error + */ + DBG_ERR(("can not alloc request array")) + diva_driver_remove_card(pdiva); + + return NULL; + } + } + + return NULL; +} + +/* -------------------------------------------------------------------------- + Called on driver load, MAIN, main, DriverEntry + -------------------------------------------------------------------------- */ +int divasa_xdi_driver_entry(void) +{ + diva_os_initialize_spin_lock(&adapter_lock, "adapter"); + memset(&IoAdapters[0], 0x00, sizeof(IoAdapters)); + diva_init_request_array(); + + return (0); +} + +/* -------------------------------------------------------------------------- + Remove adapter from list + -------------------------------------------------------------------------- */ +static diva_os_xdi_adapter_t *get_and_remove_from_queue(void) +{ + diva_os_spin_lock_magic_t old_irql; + diva_os_xdi_adapter_t *a = NULL; + + diva_os_enter_spin_lock(&adapter_lock, &old_irql, "driver_unload"); + + if (!list_empty(&adapter_queue)) { + a = list_entry(adapter_queue.next, diva_os_xdi_adapter_t, link); + list_del(adapter_queue.next); + } + + diva_os_leave_spin_lock(&adapter_lock, &old_irql, "driver_unload"); + return (a); +} + +/* -------------------------------------------------------------------------- + Remove card from the card list + -------------------------------------------------------------------------- */ +void diva_driver_remove_card(void *pdiva) +{ + diva_os_spin_lock_magic_t old_irql; + diva_os_xdi_adapter_t *a[4]; + diva_os_xdi_adapter_t *pa; + int i; + + pa = a[0] = (diva_os_xdi_adapter_t *) pdiva; + a[1] = a[2] = a[3] = NULL; + + diva_os_enter_spin_lock(&adapter_lock, &old_irql, "remode adapter"); + + for (i = 1; i < 4; i++) { + if ((pa = diva_q_get_next(&pa->link)) + && !pa->interface.cleanup_adapter_proc) { + a[i] = pa; + } else { + break; + } + } + + for (i = 0; ((i < 4) && a[i]); i++) { + list_del(&a[i]->link); + } + + diva_os_leave_spin_lock(&adapter_lock, &old_irql, "driver_unload"); + + (*(a[0]->interface.cleanup_adapter_proc)) (a[0]); + + for (i = 0; i < 4; i++) { + if (a[i]) { + if (a[i]->controller) { + DBG_LOG(("remove adapter (%d)", + a[i]->controller)) IoAdapters[a[i]->controller - 1] = NULL; + remove_adapter_proc(a[i]); + } + diva_os_free(0, a[i]); + } + } +} + +/* -------------------------------------------------------------------------- + Create diva PCI adapter and init internal adapter structures + -------------------------------------------------------------------------- */ +static void *divas_create_pci_card(int handle, void *pci_dev_handle) +{ + diva_supported_cards_info_t *pI = &divas_supported_cards[handle]; + diva_os_spin_lock_magic_t old_irql; + diva_os_xdi_adapter_t *a; + + DBG_LOG(("found %d-%s", pI->CardOrdinal, CardProperties[pI->CardOrdinal].Name)) + + if (!(a = (diva_os_xdi_adapter_t *) diva_os_malloc(0, sizeof(*a)))) { + DBG_ERR(("A: can't alloc adapter")); + return NULL; + } + + memset(a, 0x00, sizeof(*a)); + + a->CardIndex = handle; + a->CardOrdinal = pI->CardOrdinal; + a->Bus = DIVAS_XDI_ADAPTER_BUS_PCI; + a->xdi_adapter.cardType = a->CardOrdinal; + a->resources.pci.bus = diva_os_get_pci_bus(pci_dev_handle); + a->resources.pci.func = diva_os_get_pci_func(pci_dev_handle); + a->resources.pci.hdev = pci_dev_handle; + + /* + Add master adapter first, so slave adapters will receive higher + numbers as master adapter + */ + diva_os_enter_spin_lock(&adapter_lock, &old_irql, "found_pci_card"); + list_add_tail(&a->link, &adapter_queue); + diva_os_leave_spin_lock(&adapter_lock, &old_irql, "found_pci_card"); + + if ((*(pI->init_card)) (a)) { + diva_os_enter_spin_lock(&adapter_lock, &old_irql, "found_pci_card"); + list_del(&a->link); + diva_os_leave_spin_lock(&adapter_lock, &old_irql, "found_pci_card"); + diva_os_free(0, a); + DBG_ERR(("A: can't get adapter resources")); + return NULL; + } + + return (a); +} + +/* -------------------------------------------------------------------------- + Called on driver unload FINIT, finit, Unload + -------------------------------------------------------------------------- */ +void divasa_xdi_driver_unload(void) +{ + diva_os_xdi_adapter_t *a; + + while ((a = get_and_remove_from_queue())) { + if (a->interface.cleanup_adapter_proc) { + (*(a->interface.cleanup_adapter_proc)) (a); + } + if (a->controller) { + IoAdapters[a->controller - 1] = NULL; + remove_adapter_proc(a); + } + diva_os_free(0, a); + } + diva_os_destroy_spin_lock(&adapter_lock, "adapter"); +} + +/* +** Receive and process command from user mode utility +*/ +void *diva_xdi_open_adapter(void *os_handle, const void __user *src, + int length, + divas_xdi_copy_from_user_fn_t cp_fn) +{ + diva_xdi_um_cfg_cmd_t msg; + diva_os_xdi_adapter_t *a = NULL; + diva_os_spin_lock_magic_t old_irql; + struct list_head *tmp; + + if (length < sizeof(diva_xdi_um_cfg_cmd_t)) { + DBG_ERR(("A: A(?) open, msg too small (%d < %d)", + length, sizeof(diva_xdi_um_cfg_cmd_t))) + return NULL; + } + if ((*cp_fn) (os_handle, &msg, src, sizeof(msg)) <= 0) { + DBG_ERR(("A: A(?) open, write error")) + return NULL; + } + diva_os_enter_spin_lock(&adapter_lock, &old_irql, "open_adapter"); + list_for_each(tmp, &adapter_queue) { + a = list_entry(tmp, diva_os_xdi_adapter_t, link); + if (a->controller == (int)msg.adapter) + break; + a = NULL; + } + diva_os_leave_spin_lock(&adapter_lock, &old_irql, "open_adapter"); + + if (!a) { + DBG_ERR(("A: A(%d) open, adapter not found", msg.adapter)) + } + + return (a); +} + +/* +** Easy cleanup mailbox status +*/ +void diva_xdi_close_adapter(void *adapter, void *os_handle) +{ + diva_os_xdi_adapter_t *a = (diva_os_xdi_adapter_t *) adapter; + + a->xdi_mbox.status &= ~DIVA_XDI_MBOX_BUSY; + if (a->xdi_mbox.data) { + diva_os_free(0, a->xdi_mbox.data); + a->xdi_mbox.data = NULL; + } +} + +int +diva_xdi_write(void *adapter, void *os_handle, const void __user *src, + int length, divas_xdi_copy_from_user_fn_t cp_fn) +{ + diva_os_xdi_adapter_t *a = (diva_os_xdi_adapter_t *) adapter; + void *data; + + if (a->xdi_mbox.status & DIVA_XDI_MBOX_BUSY) { + DBG_ERR(("A: A(%d) write, mbox busy", a->controller)) + return (-1); + } + + if (length < sizeof(diva_xdi_um_cfg_cmd_t)) { + DBG_ERR(("A: A(%d) write, message too small (%d < %d)", + a->controller, length, + sizeof(diva_xdi_um_cfg_cmd_t))) + return (-3); + } + + if (!(data = diva_os_malloc(0, length))) { + DBG_ERR(("A: A(%d) write, ENOMEM", a->controller)) + return (-2); + } + + length = (*cp_fn) (os_handle, data, src, length); + if (length > 0) { + if ((*(a->interface.cmd_proc)) + (a, (diva_xdi_um_cfg_cmd_t *) data, length)) { + length = -3; + } + } else { + DBG_ERR(("A: A(%d) write error (%d)", a->controller, + length)) + } + + diva_os_free(0, data); + + return (length); +} + +/* +** Write answers to user mode utility, if any +*/ +int +diva_xdi_read(void *adapter, void *os_handle, void __user *dst, + int max_length, divas_xdi_copy_to_user_fn_t cp_fn) +{ + diva_os_xdi_adapter_t *a = (diva_os_xdi_adapter_t *) adapter; + int ret; + + if (!(a->xdi_mbox.status & DIVA_XDI_MBOX_BUSY)) { + DBG_ERR(("A: A(%d) rx mbox empty", a->controller)) + return (-1); + } + if (!a->xdi_mbox.data) { + a->xdi_mbox.status &= ~DIVA_XDI_MBOX_BUSY; + DBG_ERR(("A: A(%d) rx ENOMEM", a->controller)) + return (-2); + } + + if (max_length < a->xdi_mbox.data_length) { + DBG_ERR(("A: A(%d) rx buffer too short(%d < %d)", + a->controller, max_length, + a->xdi_mbox.data_length)) + return (-3); + } + + ret = (*cp_fn) (os_handle, dst, a->xdi_mbox.data, + a->xdi_mbox.data_length); + if (ret > 0) { + diva_os_free(0, a->xdi_mbox.data); + a->xdi_mbox.data = NULL; + a->xdi_mbox.status &= ~DIVA_XDI_MBOX_BUSY; + } + + return (ret); +} + + +irqreturn_t diva_os_irq_wrapper(int irq, void *context, struct pt_regs *regs) +{ + diva_os_xdi_adapter_t *a = (diva_os_xdi_adapter_t *) context; + diva_xdi_clear_interrupts_proc_t clear_int_proc; + + if (!a || !a->xdi_adapter.diva_isr_handler) { + return IRQ_NONE; + } + + if ((clear_int_proc = a->clear_interrupts_proc)) { + (*clear_int_proc) (a); + a->clear_interrupts_proc = NULL; + return IRQ_HANDLED; + } + + (*(a->xdi_adapter.diva_isr_handler)) (&a->xdi_adapter); + return IRQ_HANDLED; +} + +static void diva_init_request_array(void) +{ + Requests[0] = DivaIdiRequest0; + Requests[1] = DivaIdiRequest1; + Requests[2] = DivaIdiRequest2; + Requests[3] = DivaIdiRequest3; + Requests[4] = DivaIdiRequest4; + Requests[5] = DivaIdiRequest5; + Requests[6] = DivaIdiRequest6; + Requests[7] = DivaIdiRequest7; + Requests[8] = DivaIdiRequest8; + Requests[9] = DivaIdiRequest9; + Requests[10] = DivaIdiRequest10; + Requests[11] = DivaIdiRequest11; + Requests[12] = DivaIdiRequest12; + Requests[13] = DivaIdiRequest13; + Requests[14] = DivaIdiRequest14; + Requests[15] = DivaIdiRequest15; + Requests[16] = DivaIdiRequest16; + Requests[17] = DivaIdiRequest17; + Requests[18] = DivaIdiRequest18; + Requests[19] = DivaIdiRequest19; + Requests[20] = DivaIdiRequest20; + Requests[21] = DivaIdiRequest21; + Requests[22] = DivaIdiRequest22; + Requests[23] = DivaIdiRequest23; + Requests[24] = DivaIdiRequest24; + Requests[25] = DivaIdiRequest25; + Requests[26] = DivaIdiRequest26; + Requests[27] = DivaIdiRequest27; + Requests[28] = DivaIdiRequest28; + Requests[29] = DivaIdiRequest29; + Requests[30] = DivaIdiRequest30; + Requests[31] = DivaIdiRequest31; +} + +void diva_xdi_display_adapter_features(int card) +{ + dword features; + if (!card || ((card - 1) >= MAX_ADAPTER) || !IoAdapters[card - 1]) { + return; + } + card--; + features = IoAdapters[card]->Properties.Features; + + DBG_LOG(("FEATURES FOR ADAPTER: %d", card + 1)) + DBG_LOG((" DI_FAX3 : %s", + (features & DI_FAX3) ? "Y" : "N")) + DBG_LOG((" DI_MODEM : %s", + (features & DI_MODEM) ? "Y" : "N")) + DBG_LOG((" DI_POST : %s", + (features & DI_POST) ? "Y" : "N")) + DBG_LOG((" DI_V110 : %s", + (features & DI_V110) ? "Y" : "N")) + DBG_LOG((" DI_V120 : %s", + (features & DI_V120) ? "Y" : "N")) + DBG_LOG((" DI_POTS : %s", + (features & DI_POTS) ? "Y" : "N")) + DBG_LOG((" DI_CODEC : %s", + (features & DI_CODEC) ? "Y" : "N")) + DBG_LOG((" DI_MANAGE : %s", + (features & DI_MANAGE) ? "Y" : "N")) + DBG_LOG((" DI_V_42 : %s", + (features & DI_V_42) ? "Y" : "N")) + DBG_LOG((" DI_EXTD_FAX : %s", + (features & DI_EXTD_FAX) ? "Y" : "N")) + DBG_LOG((" DI_AT_PARSER : %s", + (features & DI_AT_PARSER) ? "Y" : "N")) + DBG_LOG((" DI_VOICE_OVER_IP : %s", + (features & DI_VOICE_OVER_IP) ? "Y" : "N")) +} + +void diva_add_slave_adapter(diva_os_xdi_adapter_t * a) +{ + diva_os_spin_lock_magic_t old_irql; + + diva_os_enter_spin_lock(&adapter_lock, &old_irql, "add_slave"); + list_add_tail(&a->link, &adapter_queue); + diva_os_leave_spin_lock(&adapter_lock, &old_irql, "add_slave"); +} + +int diva_card_read_xlog(diva_os_xdi_adapter_t * a) +{ + diva_get_xlog_t *req; + byte *data; + + if (!a->xdi_adapter.Initialized || !a->xdi_adapter.DIRequest) { + return (-1); + } + if (!(data = diva_os_malloc(0, sizeof(struct mi_pc_maint)))) { + return (-1); + } + memset(data, 0x00, sizeof(struct mi_pc_maint)); + + if (!(req = diva_os_malloc(0, sizeof(*req)))) { + diva_os_free(0, data); + return (-1); + } + req->command = 0x0400; + req->req = LOG; + req->rc = 0x00; + + (*(a->xdi_adapter.DIRequest)) (&a->xdi_adapter, (ENTITY *) req); + + if (!req->rc || req->req) { + diva_os_free(0, data); + diva_os_free(0, req); + return (-1); + } + + memcpy(data, &req->req, sizeof(struct mi_pc_maint)); + + diva_os_free(0, req); + + a->xdi_mbox.data_length = sizeof(struct mi_pc_maint); + a->xdi_mbox.data = data; + a->xdi_mbox.status = DIVA_XDI_MBOX_BUSY; + + return (0); +} + +void xdiFreeFile(void *handle) +{ +} |
