/* $Id: hycapi.c,v 1.1.4.1 2001/11/20 14:19:37 kai Exp $ * * Linux driver for HYSDN cards, CAPI2.0-Interface. * * Author Ulrich Albrecht for Hypercope GmbH * Copyright 2000 by Hypercope GmbH * * 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 #define VER_DRIVER 0 #define VER_CARDTYPE 1 #define VER_HWID 2 #define VER_SERIAL 3 #define VER_OPTION 4 #define VER_PROTO 5 #define VER_PROFILE 6 #define VER_CAPI 7 #include "hysdn_defs.h" #include static char hycapi_revision[]="$Revision: 1.1.4.1 $"; unsigned int hycapi_enable = 0xffffffff; MODULE_PARM(hycapi_enable, "i"); typedef struct _hycapi_appl { unsigned int ctrl_mask; capi_register_params rp; struct sk_buff *listen_req[CAPI_MAXCONTR]; } hycapi_appl; static hycapi_appl hycapi_applications[CAPI_MAXAPPL]; static inline int _hycapi_appCheck(int app_id, int ctrl_no) { if((ctrl_no <= 0) || (ctrl_no > CAPI_MAXCONTR) || (app_id <= 0) || (app_id > CAPI_MAXAPPL)) { printk(KERN_ERR "HYCAPI: Invalid request app_id %d for controller %d", app_id, ctrl_no); return -1; } return ((hycapi_applications[app_id-1].ctrl_mask & (1 << (ctrl_no-1))) != 0); } struct capi_driver_interface *hy_di = NULL; /****************************** Kernel-Capi callback reset_ctr ******************************/ void hycapi_reset_ctr(struct capi_ctr *ctrl) { #ifdef HYCAPI_PRINTFNAMES printk(KERN_NOTICE "HYCAPI hycapi_reset_ctr\n"); #endif ctrl->reseted(ctrl); } /****************************** Kernel-Capi callback remove_ctr ******************************/ void hycapi_remove_ctr(struct capi_ctr *ctrl) { int i; hycapictrl_info *cinfo = NULL; hysdn_card *card = NULL; #ifdef HYCAPI_PRINTFNAMES printk(KERN_NOTICE "HYCAPI hycapi_remove_ctr\n"); #endif if(!hy_di) { printk(KERN_ERR "No capi_driver_interface set!"); return; } cinfo = (hycapictrl_info *)(ctrl->driverdata); if(!cinfo) { printk(KERN_ERR "No hycapictrl_info set!"); return; } card = cinfo->card; ctrl->suspend_output(ctrl); for(i=0; icnr-1]) { kfree_skb(hycapi_applications[i].listen_req[ctrl->cnr-1]); hycapi_applications[i].listen_req[ctrl->cnr-1] = NULL; } } hy_di->detach_ctr(ctrl); ctrl->driverdata = 0; kfree(card->hyctrlinfo); card->hyctrlinfo = NULL; } /*********************************************************** Queue a CAPI-message to the controller. ***********************************************************/ static void hycapi_sendmsg_internal(struct capi_ctr *ctrl, struct sk_buff *skb) { hycapictrl_info *cinfo = (hycapictrl_info *)(ctrl->driverdata); hysdn_card *card = cinfo->card; spin_lock_irq(&cinfo->lock); #ifdef HYCAPI_PRINTFNAMES printk(KERN_NOTICE "hycapi_send_message\n"); #endif cinfo->skbs[cinfo->in_idx++] = skb; /* add to buffer list */ if (cinfo->in_idx >= HYSDN_MAX_CAPI_SKB) cinfo->in_idx = 0; /* wrap around */ cinfo->sk_count++; /* adjust counter */ if (cinfo->sk_count >= HYSDN_MAX_CAPI_SKB) { /* inform upper layers we're full */ printk(KERN_ERR "HYSDN Card%d: CAPI-buffer overrun!\n", card->myid); ctrl->suspend_output(ctrl); } cinfo->tx_skb = skb; spin_unlock_irq(&cinfo->lock); queue_task(&card->irq_queue, &tq_immediate); mark_bh(IMMEDIATE_BH); } /*********************************************************** hycapi_register_internal Send down the CAPI_REGISTER-Command to the controller. This functions will also be used if the adapter has been rebooted to re-register any applications in the private list. ************************************************************/ static void hycapi_register_internal(struct capi_ctr *ctrl, __u16 appl, capi_register_params *rp) { char ExtFeatureDefaults[] = "49 /0/0/0/0,*/1,*/2,*/3,*/4,*/5,*/6,*/7,*/8,*/9,*"; hycapictrl_info *cinfo = (hycapictrl_info *)(ctrl->driverdata); hysdn_card *card = cinfo->card; struct sk_buff *skb; __u16 len; __u8 _command = 0xa0, _subcommand = 0x80; __u16 MessageNumber = 0x0000; __u16 MessageBufferSize = 0; int slen = strlen(ExtFeatureDefaults); #ifdef HYCAPI_PRINTFNAMES printk(KERN_NOTICE "hycapi_register_appl\n"); #endif MessageBufferSize = rp->level3cnt * rp->datablkcnt * rp->datablklen; len = CAPI_MSG_BASELEN + 8 + slen + 1; if (!(skb = alloc_skb(len, GFP_ATOMIC))) { printk(KERN_ERR "HYSDN card%d: memory squeeze in hycapi_register_appl\n", card->myid); return; } memcpy(skb_put(skb,sizeof(__u16)), &len, sizeof(__u16)); memcpy(skb_put(skb,sizeof(__u16)), &appl, sizeof(__u16)); memcpy(skb_put(skb,sizeof(__u8)), &_command, sizeof(_command)); memcpy(skb_put(skb,sizeof(__u8)), &_subcommand, sizeof(_subcommand)); memcpy(skb_put(skb,sizeof(__u16)), &MessageNumber, sizeof(__u16)); memcpy(skb_put(skb,sizeof(__u16)), &MessageBufferSize, sizeof(__u16)); memcpy(skb_put(skb,sizeof(__u16)), &(rp->level3cnt), sizeof(__u16)); memcpy(skb_put(skb,sizeof(__u16)), &(rp->datablkcnt), sizeof(__u16)); memcpy(skb_put(skb,sizeof(__u16)), &(rp->datablklen), sizeof(__u16)); memcpy(skb_put(skb,slen), ExtFeatureDefaults, slen); hycapi_applications[appl-1].ctrl_mask |= (1 << (ctrl->cnr-1)); hycapi_send_message(ctrl, skb); } /************************************************************ hycapi_restart_internal After an adapter has been rebootet, re-register all applications and send a LISTEN_REQ (if there has been such a thing ) *************************************************************/ static void hycapi_restart_internal(struct capi_ctr *ctrl) { int i; struct sk_buff *skb; #ifdef HYCAPI_PRINTFNAMES printk(KERN_WARNING "HYSDN: hycapi_restart_internal"); #endif for(i=0; icnr) == 1) { hycapi_register_internal(ctrl, i+1, &hycapi_applications[i].rp); if(hycapi_applications[i].listen_req[ctrl->cnr-1]) { skb = skb_copy(hycapi_applications[i].listen_req[ctrl->cnr-1], GFP_ATOMIC); hycapi_sendmsg_internal(ctrl, skb); } } } } /************************************************************* Register an application. Error-checking is done for CAPI-compliance. The application is recorded in the internal list. *************************************************************/ void hycapi_register_appl(struct capi_ctr *ctrl, __u16 appl, capi_register_params *rp) { int MaxLogicalConnections = 0, MaxBDataBlocks = 0, MaxBDataLen = 0; hycapictrl_info *cinfo = (hycapictrl_info *)(ctrl->driverdata); hysdn_card *card = cinfo->card; int chk = _hycapi_appCheck(appl, ctrl->cnr); if(chk < 0) { return; } if(chk == 1) { printk(KERN_INFO "HYSDN: apl %d allready registered\n", appl); return; } MaxBDataBlocks = rp->datablkcnt > CAPI_MAXDATAWINDOW ? CAPI_MAXDATAWINDOW : rp->datablkcnt; rp->datablkcnt = MaxBDataBlocks; MaxBDataLen = rp->datablklen < 1024 ? 1024 : rp->datablklen ; rp->datablklen = MaxBDataLen; MaxLogicalConnections = rp->level3cnt; if (MaxLogicalConnections < 0) { MaxLogicalConnections = card->bchans * -MaxLogicalConnections; } if (MaxLogicalConnections == 0) { MaxLogicalConnections = card->bchans; } rp->level3cnt = MaxLogicalConnections; memcpy(&hycapi_applications[appl-1].rp, rp, sizeof(capi_register_params)); /* MOD_INC_USE_COUNT; */ ctrl->appl_registered(ctrl, appl); } /********************************************************************* hycapi_release_internal Send down a CAPI_RELEASE to the controller. *********************************************************************/ static void hycapi_release_internal(struct capi_ctr *ctrl, __u16 appl) { hycapictrl_info *cinfo = (hycapictrl_info *)(ctrl->driverdata); hysdn_card *card = cinfo->card; struct sk_buff *skb; __u16 len; __u8 _command = 0xa1, _subcommand = 0x80; __u16 MessageNumber = 0x0000; #ifdef HYCAPI_PRINTFNAMES printk(KERN_NOTICE "hycapi_release_appl\n"); #endif len = CAPI_MSG_BASELEN; if (!(skb = alloc_skb(len, GFP_ATOMIC))) { printk(KERN_ERR "HYSDN card%d: memory squeeze in hycapi_register_appl\n", card->myid); return; } memcpy(skb_put(skb,sizeof(__u16)), &len, sizeof(__u16)); memcpy(skb_put(skb,sizeof(__u16)), &appl, sizeof(__u16)); memcpy(skb_put(skb,sizeof(__u8)), &_command, sizeof(_command)); memcpy(skb_put(skb,sizeof(__u8)), &_subcommand, sizeof(_subcommand)); memcpy(skb_put(skb,sizeof(__u16)), &MessageNumber, sizeof(__u16)); hycapi_send_message(ctrl, skb); hycapi_applications[appl-1].ctrl_mask &= ~(1 << (ctrl->cnr-1)); } /****************************************************************** hycapi_release_appl Release the application from the internal list an remove it's registration at controller-level ******************************************************************/ void hycapi_release_appl(struct capi_ctr *ctrl, __u16 appl) { int chk; chk = _hycapi_appCheck(appl, ctrl->cnr); if(chk<0) { printk(KERN_ERR "HYCAPI: Releasing invalid appl %d on controller %d\n", appl, ctrl->cnr); return; } if(hycapi_applications[appl-1].listen_req[ctrl->cnr-1]) { kfree_skb(hycapi_applications[appl-1].listen_req[ctrl->cnr-1]); hycapi_applications[appl-1].listen_req[ctrl->cnr-1] = NULL; } if(chk == 1) { hycapi_release_internal(ctrl, appl); } ctrl->appl_released(ctrl, appl); /* MOD_DEC_USE_COUNT; */ } /************************************************************** Kill a single controller. **************************************************************/ int hycapi_capi_release(hysdn_card *card) { hycapictrl_info *cinfo = card->hyctrlinfo; struct capi_ctr *ctrl; #ifdef HYCAPI_PRINTFNAMES printk(KERN_NOTICE "hycapi_capi_release\n"); #endif if(cinfo) { ctrl = cinfo->capi_ctrl; hycapi_remove_ctr(ctrl); } return 0; } /************************************************************** hycapi_capi_stop Stop CAPI-Output on a card. (e.g. during reboot) ***************************************************************/ int hycapi_capi_stop(hysdn_card *card) { hycapictrl_info *cinfo = card->hyctrlinfo; struct capi_ctr *ctrl; #ifdef HYCAPI_PRINTFNAMES printk(KERN_NOTICE "hycapi_capi_stop\n"); #endif if(cinfo) { if(cinfo->capi_ctrl) { ctrl = cinfo->capi_ctrl; /* ctrl->suspend_output(ctrl); */ ctrl->reseted(ctrl); } else { printk(KERN_NOTICE "hycapi_capi_stop: cinfo but no capi_ctrl\n"); } } return 0; } /*************************************************************** hycapi_send_message Send a message to the controller. Messages are parsed for their Command/Subcommand-type, and appropriate action's are performed. Note that we have to muck around with a 64Bit-DATA_REQ as there are firmware-releases that do not check the MsgLen-Indication! ***************************************************************/ void hycapi_send_message(struct capi_ctr *ctrl, struct sk_buff *skb) { __u16 appl_id; int _len, _len2; __u8 msghead[64]; appl_id = CAPIMSG_APPID(skb->data); switch(_hycapi_appCheck(appl_id, ctrl->cnr)) { case 0: /* printk(KERN_INFO "Need to register\n"); */ hycapi_register_internal(ctrl, appl_id, &(hycapi_applications[appl_id-1].rp)); break; case 1: break; default: printk(KERN_ERR "HYCAPI: Controller mixup!\n"); return; } switch(CAPIMSG_CMD(skb->data)) { case CAPI_DISCONNECT_B3_RESP: ctrl->free_ncci(ctrl, appl_id, CAPIMSG_NCCI(skb->data)); break; case CAPI_DATA_B3_REQ: _len = CAPIMSG_LEN(skb->data); if (_len > 22) { _len2 = _len - 22; memcpy(msghead, skb->data, 22); memcpy(skb->data + _len2, msghead, 22); skb_pull(skb, _len2); CAPIMSG_SETLEN(skb->data, 22); } break; case CAPI_LISTEN_REQ: if(hycapi_applications[appl_id-1].listen_req[ctrl->cnr-1]) { kfree_skb(hycapi_applications[appl_id-1].listen_req[ctrl->cnr-1]); hycapi_applications[appl_id-1].listen_req[ctrl->cnr-1] = NULL; } if (!(hycapi_applications[appl_id-1].listen_req[ctrl->cnr-1] = skb_copy(skb, GFP_ATOMIC))) { printk(KERN_ERR "HYSDN: memory squeeze in private_listen\n"); } break; default: break; } hycapi_sendmsg_internal(ctrl, skb); } /********************************************************************* hycapi_read_proc Informations provided in the /proc/capi-entries. *********************************************************************/ int hycapi_read_proc(char *page, char **start, off_t off, int count, int *eof, struct capi_ctr *ctrl) { hycapictrl_info *cinfo = (hycapictrl_info *)(ctrl->driverdata); hysdn_card *card = cinfo->card; int len = 0; char *s; #ifdef HYCAPI_PRINTFNAMES printk(KERN_NOTICE "hycapi_read_proc\n"); #endif len += sprintf(page+len, "%-16s %s\n", "name", cinfo->cardname); len += sprintf(page+len, "%-16s 0x%x\n", "io", card->iobase); len += sprintf(page+len, "%-16s %d\n", "irq", card->irq); switch (card->brdtype) { case BD_PCCARD: s = "HYSDN Hycard"; break; case BD_ERGO: s = "HYSDN Ergo2"; break; case BD_METRO: s = "HYSDN Metro4"; break; case BD_CHAMP2: s = "HYSDN Champ2"; break; case BD_PLEXUS: s = "HYSDN Plexus30"; break; default: s = "???"; break; } len += sprintf(page+len, "%-16s %s\n", "type", s); if ((s = cinfo->version[VER_DRIVER]) != 0) len += sprintf(page+len, "%-16s %s\n", "ver_driver", s); if ((s = cinfo->version[VER_CARDTYPE]) != 0) len += sprintf(page+len, "%-16s %s\n", "ver_cardtype", s); if ((s = cinfo->version[VER_SERIAL]) != 0) len += sprintf(page+len, "%-16s %s\n", "ver_serial", s); len += sprintf(page+len, "%-16s %s\n", "cardname", cinfo->cardname); if (off+count >= len) *eof = 1; if (len < off) return 0; *start = page + off; return ((count < len-off) ? count : len-off); } /************************************************************** hycapi_load_firmware This does NOT load any firmware, but the callback somehow is needed on capi-interface registration. **************************************************************/ int hycapi_load_firmware(struct capi_ctr *ctrl, capiloaddata *data) { #ifdef HYCAPI_PRINTFNAMES printk(KERN_NOTICE "hycapi_load_firmware\n"); #endif return 0; } char *hycapi_procinfo(struct capi_ctr *ctrl) { hycapictrl_info *cinfo = (hycapictrl_info *)(ctrl->driverdata); #ifdef HYCAPI_PRINTFNAMES printk(KERN_NOTICE "hycapi_proc_info\n"); #endif if (!cinfo) return ""; sprintf(cinfo->infobuf, "%s %s 0x%x %d %s", cinfo->cardname[0] ? cinfo->cardname : "-", cinfo->version[VER_DRIVER] ? cinfo->version[VER_DRIVER] : "-", cinfo->card ? cinfo->card->iobase : 0x0, cinfo->card ? cinfo->card->irq : 0, hycapi_revision ); return cinfo->infobuf; } /****************************************************************** hycapi_rx_capipkt Receive a capi-message. All B3_DATA_IND are converted to 64K-extension compatible format. New nccis are created if neccessary. *******************************************************************/ void hycapi_rx_capipkt(hysdn_card * card, uchar * buf, word len) { struct sk_buff *skb; hycapictrl_info *cinfo = card->hyctrlinfo; struct capi_ctr *ctrl; __u16 ApplId; __u16 MsgLen, info; __u16 len2, CapiCmd; __u32 CP64[2] = {0,0}; #ifdef HYCAPI_PRINTFNAMES printk(KERN_NOTICE "hycapi_rx_capipkt\n"); #endif if(!cinfo) { return; } ctrl = cinfo->capi_ctrl; if(!ctrl) { return; } if(len < CAPI_MSG_BASELEN) { printk(KERN_ERR "HYSDN Card%d: invalid CAPI-message, lenght %d!\n", card->myid, len); return; } MsgLen = CAPIMSG_LEN(buf); ApplId = CAPIMSG_APPID(buf); CapiCmd = CAPIMSG_CMD(buf); if((CapiCmd == CAPI_DATA_B3_IND) && (MsgLen < 30)) { len2 = len + (30 - MsgLen); if (!(skb = alloc_skb(len2, GFP_ATOMIC))) { printk(KERN_ERR "HYSDN Card%d: incoming packet dropped\n", card->myid); return; } memcpy(skb_put(skb, MsgLen), buf, MsgLen); memcpy(skb_put(skb, 2*sizeof(__u32)), CP64, 2* sizeof(__u32)); memcpy(skb_put(skb, len - MsgLen), buf + MsgLen, len - MsgLen); CAPIMSG_SETLEN(skb->data, 30); } else { if (!(skb = alloc_skb(len, GFP_ATOMIC))) { printk(KERN_ERR "HYSDN Card%d: incoming packet dropped\n", card->myid); return; } memcpy(skb_put(skb, len), buf, len); } switch(CAPIMSG_CMD(skb->data)) { case CAPI_CONNECT_B3_CONF: /* Check info-field for error-indication: */ info = CAPIMSG_U16(skb->data, 12); switch(info) { case 0: ctrl->new_ncci(ctrl, ApplId, CAPIMSG_NCCI(skb->data), hycapi_applications[ApplId-1].rp.datablkcnt); break; case 0x0001: printk(KERN_ERR "HYSDN Card%d: NCPI not supported by current " "protocol. NCPI ignored.\n", card->myid); break; case 0x2001: printk(KERN_ERR "HYSDN Card%d: Message not supported in" " current state\n", card->myid); break; case 0x2002: printk(KERN_ERR "HYSDN Card%d: illegal PLCI\n", card->myid); break; case 0x2004: printk(KERN_ERR "HYSDN Card%d: out of NCCI\n", card->myid); break; case 0x3008: printk(KERN_ERR "HYSDN Card%d: NCPI not supported\n", card->myid); break; default: printk(KERN_ERR "HYSDN Card%d: Info in CONNECT_B3_CONF: %d\n", card->myid, info); break; } break; case CAPI_CONNECT_B3_IND: ctrl->new_ncci(ctrl, ApplId, CAPIMSG_NCCI(skb->data), hycapi_applications[ApplId-1].rp.datablkcnt); break; default: break; } ctrl->handle_capimsg(ctrl, ApplId, skb); } /****************************************************************** hycapi_tx_capiack Internally acknowledge a msg sent. This will remove the msg from the internal queue. *******************************************************************/ void hycapi_tx_capiack(hysdn_card * card) { hycapictrl_info *cinfo = card->hyctrlinfo; #ifdef HYCAPI_PRINTFNAMES printk(KERN_NOTICE "hycapi_tx_capiack\n"); #endif if(!cinfo) { return; } spin_lock_irq(&cinfo->lock); kfree_skb(cinfo->skbs[cinfo->out_idx]); /* free skb */ cinfo->skbs[cinfo->out_idx++] = NULL; if (cinfo->out_idx >= HYSDN_MAX_CAPI_SKB) cinfo->out_idx = 0; /* wrap around */ if (cinfo->sk_count-- == HYSDN_MAX_CAPI_SKB) /* dec usage count */ cinfo->capi_ctrl->resume_output(cinfo->capi_ctrl); spin_unlock_irq(&cinfo->lock); } /*************************************************************** hycapi_tx_capiget(hysdn_card *card) This is called when polling for messages to SEND. ****************************************************************/ struct sk_buff * hycapi_tx_capiget(hysdn_card *card) { hycapictrl_info *cinfo = card->hyctrlinfo; if(!cinfo) { return (struct sk_buff *)NULL; } if (!cinfo->sk_count) return (struct sk_buff *)NULL; /* nothing available */ return (cinfo->skbs[cinfo->out_idx]); /* next packet to send */ } static struct capi_driver hycapi_driver = { "hysdn", "0.0", hycapi_load_firmware, hycapi_reset_ctr, hycapi_remove_ctr, hycapi_register_appl, hycapi_release_appl, hycapi_send_message, hycapi_procinfo, hycapi_read_proc, 0, /* use standard driver_read_proc */ 0, /* no add_card function */ }; /********************************************************** int hycapi_init() attach the capi-driver to the kernel-capi. ***********************************************************/ int hycapi_init() { struct capi_driver *driver; int i; if(hy_di) { printk(KERN_NOTICE "HyDI allready set\n"); return 0; } driver = &hycapi_driver; printk(KERN_NOTICE "HYSDN: Attaching capi-driver\n"); hy_di = attach_capi_driver(driver); if (!hy_di) { printk(KERN_ERR "HYCAPI: failed to attach capi_driver\n"); return(-1); } for(i=0;ihyctrlinfo; if(!cinfo) return; ctrl = cinfo->capi_ctrl; if(!ctrl) return; strcpy(ctrl->manu, "Hypercope"); ctrl->version.majorversion = 2; ctrl->version.minorversion = 0; ctrl->version.majormanuversion = 3; ctrl->version.minormanuversion = 2; ctrl->profile.ncontroller = card->myid; ctrl->profile.nbchannel = card->bchans; ctrl->profile.goptions = GLOBAL_OPTION_INTERNAL_CONTROLLER | GLOBAL_OPTION_B_CHANNEL_OPERATION; ctrl->profile.support1 = B1_PROT_64KBIT_HDLC | (card->faxchans ? B1_PROT_T30 : 0) | B1_PROT_64KBIT_TRANSPARENT; ctrl->profile.support2 = B2_PROT_ISO7776 | (card->faxchans ? B2_PROT_T30 : 0) | B2_PROT_TRANSPARENT; ctrl->profile.support3 = B3_PROT_TRANSPARENT | B3_PROT_T90NL | (card->faxchans ? B3_PROT_T30 : 0) | (card->faxchans ? B3_PROT_T30EXT : 0) | B3_PROT_ISO8208; } int hycapi_capi_create(hysdn_card *card) { hycapictrl_info *cinfo = NULL; struct capi_ctr *ctrl = NULL; #ifdef HYCAPI_PRINTFNAMES printk(KERN_NOTICE "hycapi_capi_create\n"); #endif if((hycapi_enable & (1 << card->myid)) == 0) { return 1; } if (!card->hyctrlinfo) { cinfo = (hycapictrl_info *) kmalloc(sizeof(hycapictrl_info), GFP_ATOMIC); if (!cinfo) { printk(KERN_WARNING "HYSDN: no memory for capi-ctrl.\n"); return -ENOMEM; } memset(cinfo, 0, sizeof(hycapictrl_info)); card->hyctrlinfo = cinfo; cinfo->card = card; spin_lock_init(&cinfo->lock); switch (card->brdtype) { case BD_PCCARD: strcpy(cinfo->cardname,"HYSDN Hycard"); break; case BD_ERGO: strcpy(cinfo->cardname,"HYSDN Ergo2"); break; case BD_METRO: strcpy(cinfo->cardname,"HYSDN Metro4"); break; case BD_CHAMP2: strcpy(cinfo->cardname,"HYSDN Champ2"); break; case BD_PLEXUS: strcpy(cinfo->cardname,"HYSDN Plexus30"); break; default: strcpy(cinfo->cardname,"HYSDN ???"); break; } cinfo->capi_ctrl = hy_di->attach_ctr(&hycapi_driver, cinfo->cardname, cinfo); ctrl = cinfo->capi_ctrl; if (!ctrl) { printk(KERN_ERR "%s: attach controller failed.\n", hycapi_driver.name); return -EBUSY; } /* fill in the blanks: */ hycapi_fill_profile(card); ctrl->ready(ctrl); } else { /* resume output on stopped ctrl */ ctrl = card->hyctrlinfo->capi_ctrl; if(ctrl) { hycapi_fill_profile(card); ctrl->ready(ctrl); hycapi_restart_internal(ctrl); /* ctrl->resume_output(ctrl); */ } else { printk(KERN_WARNING "HYSDN: No ctrl???? How come?\n"); } } return 0; }