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/* $NetBSD: if_agrmonitor.c,v 1.6 2019/04/24 05:31:24 msaitoh Exp $ */
/*-
* Copyright (c)2005 YAMAMOTO Takashi,
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: if_agrmonitor.c,v 1.6 2019/04/24 05:31:24 msaitoh Exp $");
#include <sys/param.h>
#include <sys/callout.h>
#include <sys/systm.h>
#include <net/if.h>
#include <net/if_media.h>
#include <net/agr/if_agrvar_impl.h>
#include <net/agr/if_agrsubr.h>
void
agrport_monitor(struct agr_port *port)
{
struct agr_softc *sc = AGR_SC_FROM_PORT(port);
u_int media;
u_int status;
media = IFM_ETHER | IFM_NONE;
status = IFM_AVALID;
if ((~port->port_ifp->if_flags & (IFF_RUNNING | IFF_UP)) == 0) {
int error;
error = agr_port_getmedia(port, &media, &status);
if (error) {
#if defined(DEBUG)
printf("getmedia: error %d\n", error);
#endif /* defined(DEBUG) */
}
}
if ((status & (IFM_AVALID | IFM_ACTIVE)) == IFM_AVALID)
media = IFM_ETHER | IFM_NONE; /* XXX ether */
if (media == IFM_NONE) {
/* possible eg. when the phy is not configured. */
#if defined(DEBUG)
printf("%s: IFM_NONE\n", __func__);
#endif /* defined(DEBUG) */
media = IFM_ETHER | IFM_NONE; /* XXX ether */
}
if (port->port_media == media)
return;
port->port_media = media;
if (sc->sc_iftop->iftop_portstate)
(*sc->sc_iftop->iftop_portstate)(port);
}
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