FM/Pcd/fm_pcd.c

295 static void EnqueueLockToFreeLst(t_FmPcd *p_FmPcd, t_FmPcdLock *p_Lock)
300     NCSW_LIST_AddToTail(&p_Lock->node, &p_FmPcd->freeLocksLst);
306     t_FmPcdLock *p_Lock = NULL;
312         p_Lock = FM_PCD_LOCK_OBJ(p_FmPcd->freeLocksLst.p_Next);
313         NCSW_LIST_DelAndInit(&p_Lock->node);
318     return p_Lock;
321 static void EnqueueLockToAcquiredLst(t_FmPcd *p_FmPcd, t_FmPcdLock *p_Lock)
326     NCSW_LIST_AddToTail(&p_Lock->node, &p_FmPcd->acquiredLocksLst);
332     t_FmPcdLock *p_Lock;
337         p_Lock = (t_FmPcdLock *)XX_Malloc(sizeof(t_FmPcdLock));
338         if (!p_Lock)
340         memset(p_Lock, 0, sizeof(t_FmPcdLock));
341         INIT_LIST(&p_Lock->node);
342         p_Lock->h_Spinlock = XX_InitSpinlock();
343         if (!p_Lock->h_Spinlock)
345             XX_Free(p_Lock);
348         EnqueueLockToFreeLst(p_FmPcd, p_Lock);
356     t_FmPcdLock *p_Lock;
358     p_Lock = DequeueLockFromFreeLst(p_FmPcd);
359     while (p_Lock)
361         XX_FreeSpinlock(p_Lock->h_Spinlock);
362         XX_Free(p_Lock);
363         p_Lock = DequeueLockFromFreeLst(p_FmPcd);
683     t_FmPcdLock *p_Lock;
685     p_Lock = DequeueLockFromFreeLst((t_FmPcd*)h_FmPcd);
686     if (!p_Lock)
689         p_Lock = DequeueLockFromFreeLst((t_FmPcd*)h_FmPcd);
692     if (p_Lock)
693         EnqueueLockToAcquiredLst((t_FmPcd*)h_FmPcd, p_Lock);
694     return p_Lock;
697 void FmPcdReleaseLock(t_Handle h_FmPcd, t_FmPcdLock *p_Lock)
702     NCSW_LIST_DelAndInit(&p_Lock->node);
704     EnqueueLockToFreeLst((t_FmPcd*)h_FmPcd, p_Lock);
716         t_FmPcdLock *p_Lock = FM_PCD_LOCK_OBJ(p_Pos);
717         if (!FmPcdLockTryLock(p_Lock))
727             t_FmPcdLock *p_Lock = FM_PCD_LOCK_OBJ(p_Pos);
730             FmPcdLockUnlock(p_Lock);
752         t_FmPcdLock *p_Lock = FM_PCD_LOCK_OBJ(p_Pos);
753         p_Lock->flag = FALSE;