/* $Id: b1pcmcia.c,v 1.1.2.2 2004/01/16 21:09:27 keil Exp $ * * Module for AVM B1/M1/M2 PCMCIA-card. * * Copyright 1999 by Carsten Paeth * * This software may be used and distributed according to the terms * of the GNU General Public License, incorporated herein by reference. * */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "avmcard.h" /* ------------------------------------------------------------- */ static char *revision = "$Revision: 1.1.2.2 $"; /* ------------------------------------------------------------- */ MODULE_DESCRIPTION("CAPI4Linux: Driver for AVM PCMCIA cards"); MODULE_AUTHOR("Carsten Paeth"); MODULE_LICENSE("GPL"); /* ------------------------------------------------------------- */ static void b1pcmcia_remove_ctr(struct capi_ctr *ctrl) { avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata); avmcard *card = cinfo->card; unsigned int port = card->port; b1_reset(port); b1_reset(port); detach_capi_ctr(ctrl); free_irq(card->irq, card); b1_free_card(card); } /* ------------------------------------------------------------- */ static LIST_HEAD(cards); static char *b1pcmcia_procinfo(struct capi_ctr *ctrl); static int b1pcmcia_add_card(unsigned int port, unsigned irq, enum avmcardtype cardtype) { avmctrl_info *cinfo; avmcard *card; char *cardname; int retval; card = b1_alloc_card(1); if (!card) { printk(KERN_WARNING "b1pcmcia: no memory.\n"); retval = -ENOMEM; goto err; } cinfo = card->ctrlinfo; switch (cardtype) { case avm_m1: sprintf(card->name, "m1-%x", port); break; case avm_m2: sprintf(card->name, "m2-%x", port); break; default: sprintf(card->name, "b1pcmcia-%x", port); break; } card->port = port; card->irq = irq; card->cardtype = cardtype; retval = request_irq(card->irq, b1_interrupt, IRQF_SHARED, card->name, card); if (retval) { printk(KERN_ERR "b1pcmcia: unable to get IRQ %d.\n", card->irq); retval = -EBUSY; goto err_free; } b1_reset(card->port); if ((retval = b1_detect(card->port, card->cardtype)) != 0) { printk(KERN_NOTICE "b1pcmcia: NO card at 0x%x (%d)\n", card->port, retval); retval = -ENODEV; goto err_free_irq; } b1_reset(card->port); b1_getrevision(card); cinfo->capi_ctrl.owner = THIS_MODULE; cinfo->capi_ctrl.driver_name = "b1pcmcia"; cinfo->capi_ctrl.driverdata = cinfo; cinfo->capi_ctrl.register_appl = b1_register_appl; cinfo->capi_ctrl.release_appl = b1_release_appl; cinfo->capi_ctrl.send_message = b1_send_message; cinfo->capi_ctrl.load_firmware = b1_load_firmware; cinfo->capi_ctrl.reset_ctr = b1_reset_ctr; cinfo->capi_ctrl.procinfo = b1pcmcia_procinfo; cinfo->capi_ctrl.proc_show = b1_proc_show; strcpy(cinfo->capi_ctrl.name, card->name); retval = attach_capi_ctr(&cinfo->capi_ctrl); if (retval) { printk(KERN_ERR "b1pcmcia: attach controller failed.\n"); goto err_free_irq; } switch (cardtype) { case avm_m1: cardname = "M1"; break; case avm_m2: cardname = "M2"; break; default: cardname = "B1 PCMCIA"; break; } printk(KERN_INFO "b1pcmcia: AVM %s at i/o %#x, irq %d, revision %d\n", cardname, card->port, card->irq, card->revision); list_add(&card->list, &cards); return cinfo->capi_ctrl.cnr; err_free_irq: free_irq(card->irq, card); err_free: b1_free_card(card); err: return retval; } /* ------------------------------------------------------------- */ static char *b1pcmcia_procinfo(struct capi_ctr *ctrl) { avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata); if (!cinfo) return ""; sprintf(cinfo->infobuf, "%s %s 0x%x %d r%d", cinfo->cardname[0] ? cinfo->cardname : "-", cinfo->version[VER_DRIVER] ? cinfo->version[VER_DRIVER] : "-", cinfo->card ? cinfo->card->port : 0x0, cinfo->card ? cinfo->card->irq : 0, cinfo->card ? cinfo->card->revision : 0 ); return cinfo->infobuf; } /* ------------------------------------------------------------- */ int b1pcmcia_addcard_b1(unsigned int port, unsigned irq) { return b1pcmcia_add_card(port, irq, avm_b1pcmcia); } int b1pcmcia_addcard_m1(unsigned int port, unsigned irq) { return b1pcmcia_add_card(port, irq, avm_m1); } int b1pcmcia_addcard_m2(unsigned int port, unsigned irq) { return b1pcmcia_add_card(port, irq, avm_m2); } int b1pcmcia_delcard(unsigned int port, unsigned irq) { struct list_head *l; avmcard *card; list_for_each(l, &cards) { card = list_entry(l, avmcard, list); if (card->port == port && card->irq == irq) { b1pcmcia_remove_ctr(&card->ctrlinfo[0].capi_ctrl); return 0; } } return -ESRCH; } EXPORT_SYMBOL(b1pcmcia_addcard_b1); EXPORT_SYMBOL(b1pcmcia_addcard_m1); EXPORT_SYMBOL(b1pcmcia_addcard_m2); EXPORT_SYMBOL(b1pcmcia_delcard); static struct capi_driver capi_driver_b1pcmcia = { .name = "b1pcmcia", .revision = "1.0", }; static int __init b1pcmcia_init(void) { char *p; char rev[32]; if ((p = strchr(revision, ':')) != NULL && p[1]) { strlcpy(rev, p + 2, 32); if ((p = strchr(rev, '$')) != NULL && p > rev) *(p - 1) = 0; } else strcpy(rev, "1.0"); strlcpy(capi_driver_b1pcmcia.revision, rev, 32); register_capi_driver(&capi_driver_b1pcmcia); printk(KERN_INFO "b1pci: revision %s\n", rev); return 0; } static void __exit b1pcmcia_exit(void) { unregister_capi_driver(&capi_driver_b1pcmcia); } module_init(b1pcmcia_init); module_exit(b1pcmcia_exit);