diff options
Diffstat (limited to 'drivers/isdn/hisax/fsm.c')
| -rw-r--r-- | drivers/isdn/hisax/fsm.c | 161 |
1 files changed, 0 insertions, 161 deletions
diff --git a/drivers/isdn/hisax/fsm.c b/drivers/isdn/hisax/fsm.c deleted file mode 100644 index 80ba82f77c63..000000000000 --- a/drivers/isdn/hisax/fsm.c +++ /dev/null @@ -1,161 +0,0 @@ -/* $Id: fsm.c,v 1.14.6.4 2001/09/23 22:24:47 kai Exp $ - * - * Finite state machine - * - * Author Karsten Keil - * Copyright by Karsten Keil <keil@isdn4linux.de> - * by Kai Germaschewski <kai.germaschewski@gmx.de> - * - * This software may be used and distributed according to the terms - * of the GNU General Public License, incorporated herein by reference. - * - * Thanks to Jan den Ouden - * Fritz Elfert - * - */ - -#include <linux/module.h> -#include <linux/slab.h> -#include <linux/init.h> -#include "hisax.h" - -#define FSM_TIMER_DEBUG 0 - -int -FsmNew(struct Fsm *fsm, struct FsmNode *fnlist, int fncount) -{ - int i; - - fsm->jumpmatrix = - kzalloc(array3_size(sizeof(FSMFNPTR), fsm->state_count, - fsm->event_count), - GFP_KERNEL); - if (!fsm->jumpmatrix) - return -ENOMEM; - - for (i = 0; i < fncount; i++) - if ((fnlist[i].state >= fsm->state_count) || (fnlist[i].event >= fsm->event_count)) { - printk(KERN_ERR "FsmNew Error line %d st(%ld/%ld) ev(%ld/%ld)\n", - i, (long)fnlist[i].state, (long)fsm->state_count, - (long)fnlist[i].event, (long)fsm->event_count); - } else - fsm->jumpmatrix[fsm->state_count * fnlist[i].event + - fnlist[i].state] = (FSMFNPTR)fnlist[i].routine; - return 0; -} - -void -FsmFree(struct Fsm *fsm) -{ - kfree((void *) fsm->jumpmatrix); -} - -int -FsmEvent(struct FsmInst *fi, int event, void *arg) -{ - FSMFNPTR r; - - if ((fi->state >= fi->fsm->state_count) || (event >= fi->fsm->event_count)) { - printk(KERN_ERR "FsmEvent Error st(%ld/%ld) ev(%d/%ld)\n", - (long)fi->state, (long)fi->fsm->state_count, event, (long)fi->fsm->event_count); - return (1); - } - r = fi->fsm->jumpmatrix[fi->fsm->state_count * event + fi->state]; - if (r) { - if (fi->debug) - fi->printdebug(fi, "State %s Event %s", - fi->fsm->strState[fi->state], - fi->fsm->strEvent[event]); - r(fi, event, arg); - return (0); - } else { - if (fi->debug) - fi->printdebug(fi, "State %s Event %s no routine", - fi->fsm->strState[fi->state], - fi->fsm->strEvent[event]); - return (!0); - } -} - -void -FsmChangeState(struct FsmInst *fi, int newstate) -{ - fi->state = newstate; - if (fi->debug) - fi->printdebug(fi, "ChangeState %s", - fi->fsm->strState[newstate]); -} - -static void -FsmExpireTimer(struct timer_list *t) -{ - struct FsmTimer *ft = from_timer(ft, t, tl); -#if FSM_TIMER_DEBUG - if (ft->fi->debug) - ft->fi->printdebug(ft->fi, "FsmExpireTimer %lx", (long) ft); -#endif - FsmEvent(ft->fi, ft->event, ft->arg); -} - -void -FsmInitTimer(struct FsmInst *fi, struct FsmTimer *ft) -{ - ft->fi = fi; -#if FSM_TIMER_DEBUG - if (ft->fi->debug) - ft->fi->printdebug(ft->fi, "FsmInitTimer %lx", (long) ft); -#endif - timer_setup(&ft->tl, FsmExpireTimer, 0); -} - -void -FsmDelTimer(struct FsmTimer *ft, int where) -{ -#if FSM_TIMER_DEBUG - if (ft->fi->debug) - ft->fi->printdebug(ft->fi, "FsmDelTimer %lx %d", (long) ft, where); -#endif - del_timer(&ft->tl); -} - -int -FsmAddTimer(struct FsmTimer *ft, - int millisec, int event, void *arg, int where) -{ - -#if FSM_TIMER_DEBUG - if (ft->fi->debug) - ft->fi->printdebug(ft->fi, "FsmAddTimer %lx %d %d", - (long) ft, millisec, where); -#endif - - if (timer_pending(&ft->tl)) { - printk(KERN_WARNING "FsmAddTimer: timer already active!\n"); - ft->fi->printdebug(ft->fi, "FsmAddTimer already active!"); - return -1; - } - ft->event = event; - ft->arg = arg; - ft->tl.expires = jiffies + (millisec * HZ) / 1000; - add_timer(&ft->tl); - return 0; -} - -void -FsmRestartTimer(struct FsmTimer *ft, - int millisec, int event, void *arg, int where) -{ - -#if FSM_TIMER_DEBUG - if (ft->fi->debug) - ft->fi->printdebug(ft->fi, "FsmRestartTimer %lx %d %d", - (long) ft, millisec, where); -#endif - - if (timer_pending(&ft->tl)) - del_timer(&ft->tl); - ft->event = event; - ft->arg = arg; - ft->tl.expires = jiffies + (millisec * HZ) / 1000; - add_timer(&ft->tl); -} |