2 * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
6 * Linux driver for Brocade Fibre Channel Host Bus Adapter.
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License (GPL) Version 2 as
10 * published by the Free Software Foundation
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License for more details.
19 * bfa_wc.h Generic wait counter.
25 typedef void (*bfa_wc_resume_t) (void *cbarg);
28 bfa_wc_resume_t wc_resume;
34 bfa_wc_up(struct bfa_wc_s *wc)
40 bfa_wc_down(struct bfa_wc_s *wc)
43 if (wc->wc_count == 0)
44 wc->wc_resume(wc->wc_cbarg);
48 * Initialize a waiting counter.
51 bfa_wc_init(struct bfa_wc_s *wc, bfa_wc_resume_t wc_resume, void *wc_cbarg)
53 wc->wc_resume = wc_resume;
54 wc->wc_cbarg = wc_cbarg;
60 * Wait for counter to reach zero
63 bfa_wc_wait(struct bfa_wc_s *wc)