14a31e99d7
MFC after: 1 week Sponsored by: Microsoft Differential Revision: https://reviews.freebsd.org/D8342
130 lines
4.2 KiB
C
130 lines
4.2 KiB
C
/*-
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* Copyright (c) 2016 Microsoft Corp.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice unmodified, this list of conditions, and the following
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* disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _IF_HNVAR_H_
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#define _IF_HNVAR_H_
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#include <sys/param.h>
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#include <dev/hyperv/include/vmbus.h>
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#include <dev/hyperv/netvsc/if_hnreg.h>
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struct hn_softc;
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struct vmbus_channel;
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struct hn_send_ctx;
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typedef void (*hn_sent_callback_t)
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(struct hn_send_ctx *, struct hn_softc *,
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struct vmbus_channel *, const void *, int);
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struct hn_send_ctx {
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hn_sent_callback_t hn_cb;
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void *hn_cbarg;
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};
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#define HN_NDIS_VLAN_INFO_INVALID 0xffffffff
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#define HN_NDIS_RXCSUM_INFO_INVALID 0
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#define HN_NDIS_HASH_INFO_INVALID 0
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struct hn_recvinfo {
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uint32_t vlan_info;
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uint32_t csum_info;
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uint32_t hash_info;
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uint32_t hash_value;
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};
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#define HN_SEND_CTX_INITIALIZER(cb, cbarg) \
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{ \
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.hn_cb = cb, \
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.hn_cbarg = cbarg \
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}
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static __inline void
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hn_send_ctx_init(struct hn_send_ctx *sndc, hn_sent_callback_t cb, void *cbarg)
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{
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sndc->hn_cb = cb;
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sndc->hn_cbarg = cbarg;
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}
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static __inline int
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hn_nvs_send(struct vmbus_channel *chan, uint16_t flags,
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void *nvs_msg, int nvs_msglen, struct hn_send_ctx *sndc)
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{
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return (vmbus_chan_send(chan, VMBUS_CHANPKT_TYPE_INBAND, flags,
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nvs_msg, nvs_msglen, (uint64_t)(uintptr_t)sndc));
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}
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static __inline int
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hn_nvs_send_sglist(struct vmbus_channel *chan, struct vmbus_gpa sg[], int sglen,
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void *nvs_msg, int nvs_msglen, struct hn_send_ctx *sndc)
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{
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return (vmbus_chan_send_sglist(chan, sg, sglen, nvs_msg, nvs_msglen,
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(uint64_t)(uintptr_t)sndc));
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}
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struct vmbus_xact;
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struct rndis_packet_msg;
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uint32_t hn_chim_alloc(struct hn_softc *sc);
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void hn_chim_free(struct hn_softc *sc, uint32_t chim_idx);
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int hn_rndis_attach(struct hn_softc *sc, int mtu);
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void hn_rndis_detach(struct hn_softc *sc);
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int hn_rndis_conf_rss(struct hn_softc *sc, uint16_t flags);
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void *hn_rndis_pktinfo_append(struct rndis_packet_msg *,
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size_t pktsize, size_t pi_dlen, uint32_t pi_type);
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int hn_rndis_query_rsscaps(struct hn_softc *sc, int *rxr_cnt);
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int hn_rndis_get_eaddr(struct hn_softc *sc, uint8_t *eaddr);
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int hn_rndis_get_linkstatus(struct hn_softc *sc,
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uint32_t *link_status);
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/* filter: NDIS_PACKET_TYPE_. */
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int hn_rndis_set_rxfilter(struct hn_softc *sc, uint32_t filter);
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int hn_nvs_attach(struct hn_softc *sc, int mtu);
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void hn_nvs_detach(struct hn_softc *sc);
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int hn_nvs_alloc_subchans(struct hn_softc *sc, int *nsubch);
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void hn_nvs_sent_xact(struct hn_send_ctx *sndc, struct hn_softc *sc,
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struct vmbus_channel *chan, const void *data, int dlen);
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int hn_nvs_send_rndis_ctrl(struct vmbus_channel *chan,
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struct hn_send_ctx *sndc, struct vmbus_gpa *gpa,
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int gpa_cnt);
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int hn_rxpkt(struct hn_rx_ring *rxr, const void *data, int dlen,
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const struct hn_recvinfo *info);
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void hn_chan_rollup(struct hn_rx_ring *rxr, struct hn_tx_ring *txr);
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void hn_link_status_update(struct hn_softc *sc);
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void hn_network_change(struct hn_softc *sc);
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extern struct hn_send_ctx hn_send_ctx_none;
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#endif /* !_IF_HNVAR_H_ */
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