1 | /* $NetBSD: ieee8023ad_lacp_timer.c,v 1.5 2006/10/22 03:39:43 uebayasi Exp $ */ |
2 | |
3 | /*- |
4 | * Copyright (c)2005 YAMAMOTO Takashi, |
5 | * All rights reserved. |
6 | * |
7 | * Redistribution and use in source and binary forms, with or without |
8 | * modification, are permitted provided that the following conditions |
9 | * are met: |
10 | * 1. Redistributions of source code must retain the above copyright |
11 | * notice, this list of conditions and the following disclaimer. |
12 | * 2. Redistributions in binary form must reproduce the above copyright |
13 | * notice, this list of conditions and the following disclaimer in the |
14 | * documentation and/or other materials provided with the distribution. |
15 | * |
16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
17 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
20 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
21 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
22 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
23 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
24 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
25 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
26 | * SUCH DAMAGE. |
27 | */ |
28 | |
29 | #include <sys/cdefs.h> |
30 | __KERNEL_RCSID(0, "$NetBSD: ieee8023ad_lacp_timer.c,v 1.5 2006/10/22 03:39:43 uebayasi Exp $" ); |
31 | |
32 | #include <sys/param.h> |
33 | #include <sys/callout.h> |
34 | #include <sys/systm.h> |
35 | |
36 | #include <net/if.h> |
37 | #include <net/if_ether.h> |
38 | |
39 | #include <net/agr/ieee8023_slowprotocols.h> |
40 | #include <net/agr/ieee8023_tlv.h> |
41 | #include <net/agr/ieee8023ad_lacp.h> |
42 | #include <net/agr/ieee8023ad_lacp_impl.h> |
43 | #include <net/agr/ieee8023ad_lacp_sm.h> |
44 | |
45 | typedef void (*lacp_timer_func_t)(struct lacp_port *); |
46 | |
47 | static const lacp_timer_func_t lacp_timer_funcs[LACP_NTIMER] = { |
48 | [LACP_TIMER_CURRENT_WHILE] = lacp_sm_rx_timer, |
49 | [LACP_TIMER_PERIODIC] = lacp_sm_ptx_timer, |
50 | [LACP_TIMER_WAIT_WHILE] = lacp_sm_mux_timer, |
51 | }; |
52 | |
53 | void |
54 | lacp_run_timers(struct lacp_port *lp) |
55 | { |
56 | int i; |
57 | |
58 | for (i = 0; i < LACP_NTIMER; i++) { |
59 | KASSERT(lp->lp_timer[i] >= 0); |
60 | if (lp->lp_timer[i] == 0) { |
61 | continue; |
62 | } else if (--lp->lp_timer[i] <= 0) { |
63 | if (lacp_timer_funcs[i]) { |
64 | (*lacp_timer_funcs[i])(lp); |
65 | } |
66 | } |
67 | } |
68 | } |
69 | |