ibtl_mcg.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2003 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
/*
* ibtl_mcg.c
*
* This file contains Transport API functions that implement the
* verbs related to Multicast Groups. These are only applicable
* for UD channels.
*/
#include <sys/ib/ibtl/impl/ibtl.h>
static char ibtl_mcg[] = "ibtl_mcg";
/*
* Function:
* ibt_attach_mcg
* Input:
* ud_chan A channel handle returned from ibt_alloc_ud_channel().
* This is the UD channel handle, that is to be used to
* receive data sent to the multicast group.
*
* mcg_info A pointer to an ibt_mcg_info_t struct returned from an
* ibt_join_mcg() or ibt_query_mcg() call, that identifies
* the multicast group to attach this channel to.
* Output:
* none.
* Returns:
* IBT_CHAN_SRV_TYPE_INVALID
* Return value as of ibc_attach_mcg() call.
* Description:
* Attaches a UD channel to the specified multicast group.
*/
ibt_status_t
ibt_attach_mcg(ibt_channel_hdl_t ud_chan, ibt_mcg_info_t *mcg_info)
{
IBTF_DPRINTF_L3(ibtl_mcg, "ibt_attach_mcg(%p, %p)", ud_chan, mcg_info);
/* re-direct the call to CI's call */
return (IBTL_CHAN2CIHCAOPS_P(ud_chan)->ibc_attach_mcg(
IBTL_CHAN2CIHCA(ud_chan), ud_chan->ch_qp.qp_ibc_qp_hdl,
mcg_info->mc_adds_vect.av_dgid, mcg_info->mc_adds_vect.av_dlid));
}
/*
* Function:
* ibt_detach_mcg
* Input:
* ud_chan A channel handle returned from ibt_alloc_ud_channel().
* This is the UD channel handle, that is to be used to
* receive data sent to the multicast group.
*
* mcg_info A pointer to an ibt_mcg_info_t struct returned from an
* ibt_join_mcg() or ibt_query_mcg() call, that identifies
* the multicast group to detach this channel from.
* Output:
* none.
* Returns:
* IBT_CHAN_SRV_TYPE_INVALID
* Return value as of ibc_detach_mcg() call.
* Description:
* Detach the specified UD channel from the specified multicast group.
*/
ibt_status_t
ibt_detach_mcg(ibt_channel_hdl_t ud_chan, ibt_mcg_info_t *mcg_info)
{
IBTF_DPRINTF_L3(ibtl_mcg, "ibt_detach_mcg(%p, %p", ud_chan, mcg_info);
/* re-direct the call to CI's call */
return (IBTL_CHAN2CIHCAOPS_P(ud_chan)->ibc_detach_mcg(
IBTL_CHAN2CIHCA(ud_chan), ud_chan->ch_qp.qp_ibc_qp_hdl,
mcg_info->mc_adds_vect.av_dgid, mcg_info->mc_adds_vect.av_dlid));
}