diff options
Diffstat (limited to 'drivers/isdn/hardware/eicon/divasmain.c')
| -rw-r--r-- | drivers/isdn/hardware/eicon/divasmain.c | 856 |
1 files changed, 856 insertions, 0 deletions
diff --git a/drivers/isdn/hardware/eicon/divasmain.c b/drivers/isdn/hardware/eicon/divasmain.c new file mode 100644 index 00000000000..c9b26e86d18 --- /dev/null +++ b/drivers/isdn/hardware/eicon/divasmain.c @@ -0,0 +1,856 @@ +/* $Id: divasmain.c,v 1.55.4.6 2005/02/09 19:28:20 armin Exp $ + * + * Low level driver for Eicon DIVA Server ISDN cards. + * + * Copyright 2000-2003 by Armin Schindler (mac@melware.de) + * Copyright 2000-2003 Cytronics & Melware (info@melware.de) + * + * This software may be used and distributed according to the terms + * of the GNU General Public License, incorporated herein by reference. + */ + +#include <linux/config.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/devfs_fs_kernel.h> +#include <asm/uaccess.h> +#include <asm/io.h> +#include <linux/ioport.h> +#include <linux/workqueue.h> +#include <linux/pci.h> +#include <linux/smp_lock.h> +#include <linux/interrupt.h> +#include <linux/list.h> +#include <linux/poll.h> +#include <linux/kmod.h> + +#include "platform.h" +#undef ID_MASK +#undef N_DATA +#include "pc.h" +#include "di_defs.h" +#include "divasync.h" +#include "diva.h" +#include "di.h" +#include "io.h" +#include "xdi_msg.h" +#include "xdi_adapter.h" +#include "xdi_vers.h" +#include "diva_dma.h" +#include "diva_pci.h" + +static char *main_revision = "$Revision: 1.55.4.6 $"; + +static int major; + +static int dbgmask; + +MODULE_DESCRIPTION("Kernel driver for Eicon DIVA Server cards"); +MODULE_AUTHOR("Cytronics & Melware, Eicon Networks"); +MODULE_LICENSE("GPL"); + +module_param(dbgmask, int, 0); +MODULE_PARM_DESC(dbgmask, "initial debug mask"); + +static char *DRIVERNAME = + "Eicon DIVA Server driver (http://www.melware.net)"; +static char *DRIVERLNAME = "divas"; +static char *DEVNAME = "Divas"; +char *DRIVERRELEASE_DIVAS = "2.0"; + +extern irqreturn_t diva_os_irq_wrapper(int irq, void *context, + struct pt_regs *regs); +extern int create_divas_proc(void); +extern void remove_divas_proc(void); +extern void diva_get_vserial_number(PISDN_ADAPTER IoAdapter, char *buf); +extern int divasfunc_init(int dbgmask); +extern void divasfunc_exit(void); + +typedef struct _diva_os_thread_dpc { + struct tasklet_struct divas_task; + diva_os_soft_isr_t *psoft_isr; +} diva_os_thread_dpc_t; + +/* -------------------------------------------------------------------------- + PCI driver interface section + -------------------------------------------------------------------------- */ +/* + vendor, device Vendor and device ID to match (or PCI_ANY_ID) + subvendor, Subsystem vendor and device ID to match (or PCI_ANY_ID) + subdevice + class, Device class to match. The class_mask tells which bits + class_mask of the class are honored during the comparison. + driver_data Data private to the driver. + */ + +#if !defined(PCI_DEVICE_ID_EICON_MAESTRAP_2) +#define PCI_DEVICE_ID_EICON_MAESTRAP_2 0xE015 +#endif + +#if !defined(PCI_DEVICE_ID_EICON_4BRI_VOIP) +#define PCI_DEVICE_ID_EICON_4BRI_VOIP 0xE016 +#endif + +#if !defined(PCI_DEVICE_ID_EICON_4BRI_2_VOIP) +#define PCI_DEVICE_ID_EICON_4BRI_2_VOIP 0xE017 +#endif + +#if !defined(PCI_DEVICE_ID_EICON_BRI2M_2) +#define PCI_DEVICE_ID_EICON_BRI2M_2 0xE018 +#endif + +#if !defined(PCI_DEVICE_ID_EICON_MAESTRAP_2_VOIP) +#define PCI_DEVICE_ID_EICON_MAESTRAP_2_VOIP 0xE019 +#endif + +#if !defined(PCI_DEVICE_ID_EICON_2F) +#define PCI_DEVICE_ID_EICON_2F 0xE01A +#endif + +#if !defined(PCI_DEVICE_ID_EICON_BRI2M_2_VOIP) +#define PCI_DEVICE_ID_EICON_BRI2M_2_VOIP 0xE01B +#endif + +/* + This table should be sorted by PCI device ID + */ +static struct pci_device_id divas_pci_tbl[] = { +/* Diva Server BRI-2M PCI 0xE010 */ + {PCI_VENDOR_ID_EICON, PCI_DEVICE_ID_EICON_MAESTRA, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, CARDTYPE_MAESTRA_PCI}, +/* Diva Server 4BRI-8M PCI 0xE012 */ + {PCI_VENDOR_ID_EICON, PCI_DEVICE_ID_EICON_MAESTRAQ, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, CARDTYPE_DIVASRV_Q_8M_PCI}, +/* Diva Server 4BRI-8M 2.0 PCI 0xE013 */ + {PCI_VENDOR_ID_EICON, PCI_DEVICE_ID_EICON_MAESTRAQ_U, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, CARDTYPE_DIVASRV_Q_8M_V2_PCI}, +/* Diva Server PRI-30M PCI 0xE014 */ + {PCI_VENDOR_ID_EICON, PCI_DEVICE_ID_EICON_MAESTRAP, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, CARDTYPE_DIVASRV_P_30M_PCI}, +/* Diva Server PRI 2.0 adapter 0xE015 */ + {PCI_VENDOR_ID_EICON, PCI_DEVICE_ID_EICON_MAESTRAP_2, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, CARDTYPE_DIVASRV_P_30M_V2_PCI}, +/* Diva Server Voice 4BRI-8M PCI 0xE016 */ + {PCI_VENDOR_ID_EICON, PCI_DEVICE_ID_EICON_4BRI_VOIP, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, CARDTYPE_DIVASRV_VOICE_Q_8M_PCI}, +/* Diva Server Voice 4BRI-8M 2.0 PCI 0xE017 */ + {PCI_VENDOR_ID_EICON, PCI_DEVICE_ID_EICON_4BRI_2_VOIP, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, CARDTYPE_DIVASRV_VOICE_Q_8M_V2_PCI}, +/* Diva Server BRI-2M 2.0 PCI 0xE018 */ + {PCI_VENDOR_ID_EICON, PCI_DEVICE_ID_EICON_BRI2M_2, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, CARDTYPE_DIVASRV_B_2M_V2_PCI}, +/* Diva Server Voice PRI 2.0 PCI 0xE019 */ + {PCI_VENDOR_ID_EICON, PCI_DEVICE_ID_EICON_MAESTRAP_2_VOIP, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + CARDTYPE_DIVASRV_VOICE_P_30M_V2_PCI}, +/* Diva Server 2FX 0xE01A */ + {PCI_VENDOR_ID_EICON, PCI_DEVICE_ID_EICON_2F, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, CARDTYPE_DIVASRV_B_2F_PCI}, +/* Diva Server Voice BRI-2M 2.0 PCI 0xE01B */ + {PCI_VENDOR_ID_EICON, PCI_DEVICE_ID_EICON_BRI2M_2_VOIP, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, CARDTYPE_DIVASRV_VOICE_B_2M_V2_PCI}, + {0,} /* 0 terminated list. */ +}; +MODULE_DEVICE_TABLE(pci, divas_pci_tbl); + +static int divas_init_one(struct pci_dev *pdev, + const struct pci_device_id *ent); +static void __devexit divas_remove_one(struct pci_dev *pdev); + +static struct pci_driver diva_pci_driver = { + .name = "divas", + .probe = divas_init_one, + .remove = __devexit_p(divas_remove_one), + .id_table = divas_pci_tbl, +}; + +/********************************************************* + ** little helper functions + *********************************************************/ +static char *getrev(const char *revision) +{ + char *rev; + char *p; + if ((p = strchr(revision, ':'))) { + rev = p + 2; + p = strchr(rev, '$'); + *--p = 0; + } else + rev = "1.0"; + return rev; +} + +void diva_log_info(unsigned char *format, ...) +{ + va_list args; + unsigned char line[160]; + + va_start(args, format); + vsprintf(line, format, args); + va_end(args); + + printk(KERN_INFO "%s: %s\n", DRIVERLNAME, line); +} + +void divas_get_version(char *p) +{ + char tmprev[32]; + + strcpy(tmprev, main_revision); + sprintf(p, "%s: %s(%s) %s(%s) major=%d\n", DRIVERLNAME, DRIVERRELEASE_DIVAS, + getrev(tmprev), diva_xdi_common_code_build, DIVA_BUILD, major); +} + +/* -------------------------------------------------------------------------- + PCI Bus services + -------------------------------------------------------------------------- */ +byte diva_os_get_pci_bus(void *pci_dev_handle) +{ + struct pci_dev *pdev = (struct pci_dev *) pci_dev_handle; + return ((byte) pdev->bus->number); +} + +byte diva_os_get_pci_func(void *pci_dev_handle) +{ + struct pci_dev *pdev = (struct pci_dev *) pci_dev_handle; + return ((byte) pdev->devfn); +} + +unsigned long divasa_get_pci_irq(unsigned char bus, unsigned char func, + void *pci_dev_handle) +{ + unsigned char irq = 0; + struct pci_dev *dev = (struct pci_dev *) pci_dev_handle; + + irq = dev->irq; + + return ((unsigned long) irq); +} + +unsigned long divasa_get_pci_bar(unsigned char bus, unsigned char func, + int bar, void *pci_dev_handle) +{ + unsigned long ret = 0; + struct pci_dev *dev = (struct pci_dev *) pci_dev_handle; + + if (bar < 6) { + ret = dev->resource[bar].start; + } + + DBG_TRC(("GOT BAR[%d]=%08x", bar, ret)); + + { + unsigned long type = (ret & 0x00000001); + if (type & PCI_BASE_ADDRESS_SPACE_IO) { + DBG_TRC((" I/O")); + ret &= PCI_BASE_ADDRESS_IO_MASK; + } else { + DBG_TRC((" memory")); + ret &= PCI_BASE_ADDRESS_MEM_MASK; + } + DBG_TRC((" final=%08x", ret)); + } + + return (ret); +} + +void PCIwrite(byte bus, byte func, int offset, void *data, int length, + void *pci_dev_handle) +{ + struct pci_dev *dev = (struct pci_dev *) pci_dev_handle; + + switch (length) { + case 1: /* byte */ + pci_write_config_byte(dev, offset, + *(unsigned char *) data); + break; + case 2: /* word */ + pci_write_config_word(dev, offset, + *(unsigned short *) data); + break; + case 4: /* dword */ + pci_write_config_dword(dev, offset, + *(unsigned int *) data); + break; + + default: /* buffer */ + if (!(length % 4) && !(length & 0x03)) { /* Copy as dword */ + dword *p = (dword *) data; + length /= 4; + + while (length--) { + pci_write_config_dword(dev, offset, + *(unsigned int *) + p++); + } + } else { /* copy as byte stream */ + byte *p = (byte *) data; + + while (length--) { + pci_write_config_byte(dev, offset, + *(unsigned char *) + p++); + } + } + } +} + +void PCIread(byte bus, byte func, int offset, void *data, int length, + void *pci_dev_handle) +{ + struct pci_dev *dev = (struct pci_dev *) pci_dev_handle; + + switch (length) { + case 1: /* byte */ + pci_read_config_byte(dev, offset, (unsigned char *) data); + break; + case 2: /* word */ + pci_read_config_word(dev, offset, (unsigned short *) data); + break; + case 4: /* dword */ + pci_read_config_dword(dev, offset, (unsigned int *) data); + break; + + default: /* buffer */ + if (!(length % 4) && !(length & 0x03)) { /* Copy as dword */ + dword *p = (dword *) data; + length /= 4; + + while (length--) { + pci_read_config_dword(dev, offset, + (unsigned int *) + p++); + } + } else { /* copy as byte stream */ + byte *p = (byte *) data; + + while (length--) { + pci_read_config_byte(dev, offset, + (unsigned char *) + p++); + } + } + } +} + +/* + Init map with DMA pages. It is not problem if some allocations fail - + the channels that will not get one DMA page will use standard PIO + interface + */ +static void *diva_pci_alloc_consistent(struct pci_dev *hwdev, + size_t size, + dma_addr_t * dma_handle, + void **addr_handle) +{ + void *addr = pci_alloc_consistent(hwdev, size, dma_handle); + + *addr_handle = addr; + + return (addr); +} + +void diva_init_dma_map(void *hdev, + struct _diva_dma_map_entry **ppmap, int nentries) +{ + struct pci_dev *pdev = (struct pci_dev *) hdev; + struct _diva_dma_map_entry *pmap = + diva_alloc_dma_map(hdev, nentries); + + if (pmap) { + int i; + dma_addr_t dma_handle; + void *cpu_addr; + void *addr_handle; + + for (i = 0; i < nentries; i++) { + if (!(cpu_addr = diva_pci_alloc_consistent(pdev, + PAGE_SIZE, + &dma_handle, + &addr_handle))) + { + break; + } + diva_init_dma_map_entry(pmap, i, cpu_addr, + (dword) dma_handle, + addr_handle); + DBG_TRC(("dma map alloc [%d]=(%08lx:%08x:%08lx)", + i, (unsigned long) cpu_addr, + (dword) dma_handle, + (unsigned long) addr_handle))} + } + + *ppmap = pmap; +} + +/* + Free all contained in the map entries and memory used by the map + Should be always called after adapter removal from DIDD array + */ +void diva_free_dma_map(void *hdev, struct _diva_dma_map_entry *pmap) +{ + struct pci_dev *pdev = (struct pci_dev *) hdev; + int i; + dword phys_addr; + void *cpu_addr; + dma_addr_t dma_handle; + void *addr_handle; + + for (i = 0; (pmap != 0); i++) { + diva_get_dma_map_entry(pmap, i, &cpu_addr, &phys_addr); + if (!cpu_addr) { + break; + } + addr_handle = diva_get_entry_handle(pmap, i); + dma_handle = (dma_addr_t) phys_addr; + pci_free_consistent(pdev, PAGE_SIZE, addr_handle, + dma_handle); + DBG_TRC(("dma map free [%d]=(%08lx:%08x:%08lx)", i, + (unsigned long) cpu_addr, (dword) dma_handle, + (unsigned long) addr_handle)) + } + + diva_free_dma_mapping(pmap); +} + + +/********************************************************* + ** I/O port utilities + *********************************************************/ + +int +diva_os_register_io_port(void *adapter, int on, unsigned long port, + unsigned long length, const char *name, int id) +{ + if (on) { + if (!request_region(port, length, name)) { + DBG_ERR(("A: I/O: can't register port=%08x", port)) + return (-1); + } + } else { + release_region(port, length); + } + return (0); +} + +void __iomem *divasa_remap_pci_bar(diva_os_xdi_adapter_t *a, int id, unsigned long bar, unsigned long area_length) +{ + void __iomem *ret = ioremap(bar, area_length); + DBG_TRC(("remap(%08x)->%p", bar, ret)); + return (ret); +} + +void divasa_unmap_pci_bar(void __iomem *bar) +{ + if (bar) { + iounmap(bar); + } +} + +/********************************************************* + ** I/O port access + *********************************************************/ +byte __inline__ inpp(void __iomem *addr) +{ + return (inb((unsigned long) addr)); +} + +word __inline__ inppw(void __iomem *addr) +{ + return (inw((unsigned long) addr)); +} + +void __inline__ inppw_buffer(void __iomem *addr, void *P, int length) +{ + insw((unsigned long) addr, (word *) P, length >> 1); +} + +void __inline__ outppw_buffer(void __iomem *addr, void *P, int length) +{ + outsw((unsigned long) addr, (word *) P, length >> 1); +} + +void __inline__ outppw(void __iomem *addr, word w) +{ + outw(w, (unsigned long) addr); +} + +void __inline__ outpp(void __iomem *addr, word p) +{ + outb(p, (unsigned long) addr); +} + +/* -------------------------------------------------------------------------- + IRQ request / remove + -------------------------------------------------------------------------- */ +int diva_os_register_irq(void *context, byte irq, const char *name) +{ + int result = request_irq(irq, diva_os_irq_wrapper, + SA_INTERRUPT | SA_SHIRQ, name, context); + return (result); +} + +void diva_os_remove_irq(void *context, byte irq) +{ + free_irq(irq, context); +} + +/* -------------------------------------------------------------------------- + DPC framework implementation + -------------------------------------------------------------------------- */ +static void diva_os_dpc_proc(unsigned long context) +{ + diva_os_thread_dpc_t *psoft_isr = (diva_os_thread_dpc_t *) context; + diva_os_soft_isr_t *pisr = psoft_isr->psoft_isr; + + (*(pisr->callback)) (pisr, pisr->callback_context); +} + +int diva_os_initialize_soft_isr(diva_os_soft_isr_t * psoft_isr, + diva_os_soft_isr_callback_t callback, + void *callback_context) +{ + diva_os_thread_dpc_t *pdpc; + + pdpc = (diva_os_thread_dpc_t *) diva_os_malloc(0, sizeof(*pdpc)); + if (!(psoft_isr->object = pdpc)) { + return (-1); + } + memset(pdpc, 0x00, sizeof(*pdpc)); + psoft_isr->callback = callback; + psoft_isr->callback_context = callback_context; + pdpc->psoft_isr = psoft_isr; + tasklet_init(&pdpc->divas_task, diva_os_dpc_proc, (unsigned long)pdpc); + + return (0); +} + +int diva_os_schedule_soft_isr(diva_os_soft_isr_t * psoft_isr) +{ + if (psoft_isr && psoft_isr->object) { + diva_os_thread_dpc_t *pdpc = + (diva_os_thread_dpc_t *) psoft_isr->object; + + tasklet_schedule(&pdpc->divas_task); + } + + return (1); +} + +int diva_os_cancel_soft_isr(diva_os_soft_isr_t * psoft_isr) +{ + return (0); +} + +void diva_os_remove_soft_isr(diva_os_soft_isr_t * psoft_isr) +{ + if (psoft_isr && psoft_isr->object) { + diva_os_thread_dpc_t *pdpc = + (diva_os_thread_dpc_t *) psoft_isr->object; + void *mem; + + tasklet_kill(&pdpc->divas_task); + flush_scheduled_work(); + mem = psoft_isr->object; + psoft_isr->object = NULL; + diva_os_free(0, mem); + } +} + +/* + * kernel/user space copy functions + */ +static int +xdi_copy_to_user(void *os_handle, void __user *dst, const void *src, int length) +{ + if (copy_to_user(dst, src, length)) { + return (-EFAULT); + } + return (length); +} + +static int +xdi_copy_from_user(void *os_handle, void *dst, const void __user *src, int length) +{ + if (copy_from_user(dst, src, length)) { + return (-EFAULT); + } + return (length); +} + +/* + * device node operations + */ +static int divas_open(struct inode *inode, struct file *file) +{ + return (0); +} + +static int divas_release(struct inode *inode, struct file *file) +{ + if (file->private_data) { + diva_xdi_close_adapter(file->private_data, file); + } + return (0); +} + +static ssize_t divas_write(struct file *file, const char __user *buf, + size_t count, loff_t * ppos) +{ + int ret = -EINVAL; + + if (!file->private_data) { + file->private_data = diva_xdi_open_adapter(file, buf, + count, + xdi_copy_from_user); + } + if (!file->private_data) { + return (-ENODEV); + } + + ret = diva_xdi_write(file->private_data, file, + buf, count, xdi_copy_from_user); + switch (ret) { + case -1: /* Message should be removed from rx mailbox first */ + ret = -EBUSY; + break; + case -2: /* invalid adapter was specified in this call */ + ret = -ENOMEM; + break; + case -3: + ret = -ENXIO; + break; + } + DBG_TRC(("write: ret %d", ret)); + return (ret); +} + +static ssize_t divas_read(struct file *file, char __user *buf, + size_t count, loff_t * ppos) +{ + int ret = -EINVAL; + + if (!file->private_data) { + file->private_data = diva_xdi_open_adapter(file, buf, + count, + xdi_copy_from_user); + } + if (!file->private_data) { + return (-ENODEV); + } + + ret = diva_xdi_read(file->private_data, file, + buf, count, xdi_copy_to_user); + switch (ret) { + case -1: /* RX mailbox is empty */ + ret = -EAGAIN; + break; + case -2: /* no memory, mailbox was cleared, last command is failed */ + ret = -ENOMEM; + break; + case -3: /* can't copy to user, retry */ + ret = -EFAULT; + break; + } + DBG_TRC(("read: ret %d", ret)); + return (ret); +} + +static unsigned int divas_poll(struct file *file, poll_table * wait) +{ + if (!file->private_data) { + return (POLLERR); + } + return (POLLIN | POLLRDNORM); +} + +static struct file_operations divas_fops = { + .owner = THIS_MODULE, + .llseek = no_llseek, + .read = divas_read, + .write = divas_write, + .poll = divas_poll, + .open = divas_open, + .release = divas_release +}; + +static void divas_unregister_chrdev(void) +{ + devfs_remove(DEVNAME); + unregister_chrdev(major, DEVNAME); +} + +static int DIVA_INIT_FUNCTION divas_register_chrdev(void) +{ + if ((major = register_chrdev(0, DEVNAME, &divas_fops)) < 0) + { + printk(KERN_ERR "%s: failed to create /dev entry.\n", + DRIVERLNAME); + return (0); + } + devfs_mk_cdev(MKDEV(major, 0), S_IFCHR|S_IRUSR|S_IWUSR, DEVNAME); + + return (1); +} + +/* -------------------------------------------------------------------------- + PCI driver section + -------------------------------------------------------------------------- */ +static int __devinit divas_init_one(struct pci_dev *pdev, + const struct pci_device_id *ent) +{ + void *pdiva = NULL; + u8 pci_latency; + u8 new_latency = 32; + + DBG_TRC(("%s bus: %08x fn: %08x insertion.\n", + CardProperties[ent->driver_data].Name, + pdev->bus->number, pdev->devfn)) + printk(KERN_INFO "%s: %s bus: %08x fn: %08x insertion.\n", + DRIVERLNAME, CardProperties[ent->driver_data].Name, + pdev->bus->number, pdev->devfn); + + if (pci_enable_device(pdev)) { + DBG_TRC(("%s: %s bus: %08x fn: %08x device init failed.\n", + DRIVERLNAME, + CardProperties[ent->driver_data].Name, + pdev->bus->number, + pdev->devfn)) + printk(KERN_ERR + "%s: %s bus: %08x fn: %08x device init failed.\n", + DRIVERLNAME, + CardProperties[ent->driver_data]. + Name, pdev->bus->number, + pdev->devfn); + return (-EIO); + } + + pci_set_master(pdev); + + pci_read_config_byte(pdev, PCI_LATENCY_TIMER, &pci_latency); + if (!pci_latency) { + DBG_TRC(("%s: bus: %08x fn: %08x fix latency.\n", + DRIVERLNAME, pdev->bus->number, pdev->devfn)) + printk(KERN_INFO + "%s: bus: %08x fn: %08x fix latency.\n", + DRIVERLNAME, pdev->bus->number, pdev->devfn); + pci_write_config_byte(pdev, PCI_LATENCY_TIMER, new_latency); + } + + if (!(pdiva = diva_driver_add_card(pdev, ent->driver_data))) { + DBG_TRC(("%s: %s bus: %08x fn: %08x card init failed.\n", + DRIVERLNAME, + CardProperties[ent->driver_data].Name, + pdev->bus->number, + pdev->devfn)) + printk(KERN_ERR + "%s: %s bus: %08x fn: %08x card init failed.\n", + DRIVERLNAME, + CardProperties[ent->driver_data]. + Name, pdev->bus->number, + pdev->devfn); + return (-EIO); + } + + pci_set_drvdata(pdev, pdiva); + + return (0); +} + +static void __devexit divas_remove_one(struct pci_dev *pdev) +{ + void *pdiva = pci_get_drvdata(pdev); + + DBG_TRC(("bus: %08x fn: %08x removal.\n", + pdev->bus->number, pdev->devfn)) + printk(KERN_INFO "%s: bus: %08x fn: %08x removal.\n", + DRIVERLNAME, pdev->bus->number, pdev->devfn); + + if (pdiva) { + diva_driver_remove_card(pdiva); + } + +} + +/* -------------------------------------------------------------------------- + Driver Load / Startup + -------------------------------------------------------------------------- */ +static int DIVA_INIT_FUNCTION divas_init(void) +{ + char tmprev[50]; + int ret = 0; + + printk(KERN_INFO "%s\n", DRIVERNAME); + printk(KERN_INFO "%s: Rel:%s Rev:", DRIVERLNAME, DRIVERRELEASE_DIVAS); + strcpy(tmprev, main_revision); + printk("%s Build: %s(%s)\n", getrev(tmprev), + diva_xdi_common_code_build, DIVA_BUILD); + printk(KERN_INFO "%s: support for: ", DRIVERLNAME); +#ifdef CONFIG_ISDN_DIVAS_BRIPCI + printk("BRI/PCI "); +#endif +#ifdef CONFIG_ISDN_DIVAS_PRIPCI + printk("PRI/PCI "); +#endif + printk("adapters\n"); + + if (!divasfunc_init(dbgmask)) { + printk(KERN_ERR "%s: failed to connect to DIDD.\n", + DRIVERLNAME); + ret = -EIO; + goto out; + } + + if (!divas_register_chrdev()) { +#ifdef MODULE + divasfunc_exit(); +#endif + ret = -EIO; + goto out; + } + + if (!create_divas_proc()) { +#ifdef MODULE + remove_divas_proc(); + divas_unregister_chrdev(); + divasfunc_exit(); +#endif + printk(KERN_ERR "%s: failed to create proc entry.\n", + DRIVERLNAME); + ret = -EIO; + goto out; + } + + if ((ret = pci_register_driver(&diva_pci_driver))) { +#ifdef MODULE + remove_divas_proc(); + divas_unregister_chrdev(); + divasfunc_exit(); +#endif + printk(KERN_ERR "%s: failed to init pci driver.\n", + DRIVERLNAME); + goto out; + } + printk(KERN_INFO "%s: started with major %d\n", DRIVERLNAME, major); + + out: + return (ret); +} + +/* -------------------------------------------------------------------------- + Driver Unload + -------------------------------------------------------------------------- */ +static void DIVA_EXIT_FUNCTION divas_exit(void) +{ + pci_unregister_driver(&diva_pci_driver); + remove_divas_proc(); + divas_unregister_chrdev(); + divasfunc_exit(); + + printk(KERN_INFO "%s: module unloaded.\n", DRIVERLNAME); +} + +module_init(divas_init); +module_exit(divas_exit); |