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hyperv/hn: Use vmbus xact for RNDIS set.
And use new RNDIS set to configure NDIS offloading parameters. MFC after: 1 week Sponsored by: Microsoft Differential Revision: https://reviews.freebsd.org/D7641
This commit is contained in:
Sepherosa Ziehau
parent
467da5ad48
commit
77c4f5aa9d
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=304834
@ -51,6 +51,7 @@ __FBSDID("$FreeBSD$");
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#include <dev/hyperv/netvsc/hv_rndis.h>
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#include <dev/hyperv/netvsc/hv_rndis_filter.h>
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#include <dev/hyperv/netvsc/if_hnreg.h>
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#include <dev/hyperv/netvsc/ndis.h>
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#define HV_RF_RECVINFO_VLAN 0x1
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#define HV_RF_RECVINFO_CSUM 0x2
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@ -98,6 +99,9 @@ static void hn_rndis_sent_cb(struct hn_send_ctx *sndc,
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const void *data, int dlen);
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static int hn_rndis_query(struct hn_softc *sc, uint32_t oid,
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const void *idata, size_t idlen, void *odata, size_t *odlen0);
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static int hn_rndis_set(struct hn_softc *sc, uint32_t oid, const void *data,
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size_t dlen);
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static int hn_rndis_conf_offload(struct hn_softc *sc);
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static __inline uint32_t
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hn_rndis_rid(struct hn_softc *sc)
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@ -1002,7 +1006,7 @@ hn_rndis_query(struct hn_softc *sc, uint32_t oid,
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reqlen = sizeof(*req) + idlen;
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xact = vmbus_xact_get(sc->hn_xact, reqlen);
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if (xact == NULL) {
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if_printf(sc->hn_ifp, "no xact for RNDIS query\n");
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if_printf(sc->hn_ifp, "no xact for RNDIS query 0x%08x\n", oid);
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return (ENXIO);
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}
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rid = hn_rndis_rid(sc);
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@ -1078,6 +1082,96 @@ hn_rndis_query(struct hn_softc *sc, uint32_t oid,
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return (error);
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}
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static int
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hn_rndis_set(struct hn_softc *sc, uint32_t oid, const void *data, size_t dlen)
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{
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struct rndis_set_req *req;
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const struct rndis_set_comp *comp;
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struct vmbus_xact *xact;
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size_t reqlen, comp_len;
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uint32_t rid;
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int error;
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KASSERT(dlen > 0, ("invalid dlen %zu", dlen));
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reqlen = sizeof(*req) + dlen;
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xact = vmbus_xact_get(sc->hn_xact, reqlen);
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if (xact == NULL) {
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if_printf(sc->hn_ifp, "no xact for RNDIS set 0x%08x\n", oid);
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return (ENXIO);
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}
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rid = hn_rndis_rid(sc);
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req = vmbus_xact_req_data(xact);
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req->rm_type = REMOTE_NDIS_SET_MSG;
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req->rm_len = reqlen;
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req->rm_rid = rid;
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req->rm_oid = oid;
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req->rm_infobuflen = dlen;
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req->rm_infobufoffset = RNDIS_SET_REQ_INFOBUFOFFSET;
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/* Data immediately follows RNDIS set. */
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memcpy(req + 1, data, dlen);
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comp_len = sizeof(*comp);
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comp = hn_rndis_xact_execute(sc, xact, rid, reqlen, &comp_len,
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REMOTE_NDIS_SET_CMPLT);
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if (comp == NULL) {
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if_printf(sc->hn_ifp, "exec RNDIS set 0x%08x failed\n", oid);
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error = EIO;
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goto done;
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}
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if (comp->rm_status != RNDIS_STATUS_SUCCESS) {
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if_printf(sc->hn_ifp, "RNDIS set 0x%08x failed: "
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"status 0x%08x\n", oid, comp->rm_status);
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error = EIO;
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goto done;
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}
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error = 0;
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done:
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vmbus_xact_put(xact);
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return (error);
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}
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static int
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hn_rndis_conf_offload(struct hn_softc *sc)
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{
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struct ndis_offload_params params;
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size_t paramsz;
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int error;
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/* NOTE: 0 means "no change" */
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memset(¶ms, 0, sizeof(params));
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params.ndis_hdr.ndis_type = NDIS_OBJTYPE_DEFAULT;
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if (sc->hn_ndis_ver < NDIS_VERSION_6_30) {
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params.ndis_hdr.ndis_rev = NDIS_OFFLOAD_PARAMS_REV_2;
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paramsz = NDIS_OFFLOAD_PARAMS_SIZE_6_1;
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} else {
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params.ndis_hdr.ndis_rev = NDIS_OFFLOAD_PARAMS_REV_3;
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paramsz = NDIS_OFFLOAD_PARAMS_SIZE;
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}
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params.ndis_hdr.ndis_size = paramsz;
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params.ndis_ip4csum = NDIS_OFFLOAD_PARAM_TXRX;
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params.ndis_tcp4csum = NDIS_OFFLOAD_PARAM_TXRX;
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params.ndis_tcp6csum = NDIS_OFFLOAD_PARAM_TXRX;
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if (sc->hn_ndis_ver >= NDIS_VERSION_6_30) {
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params.ndis_udp4csum = NDIS_OFFLOAD_PARAM_TXRX;
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params.ndis_udp6csum = NDIS_OFFLOAD_PARAM_TXRX;
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}
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params.ndis_lsov2_ip4 = NDIS_OFFLOAD_LSOV2_ON;
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/* XXX ndis_lsov2_ip6 = NDIS_OFFLOAD_LSOV2_ON */
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error = hn_rndis_set(sc, OID_TCP_OFFLOAD_PARAMETERS, ¶ms, paramsz);
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if (error) {
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if_printf(sc->hn_ifp, "offload config failed: %d\n", error);
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} else {
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if (bootverbose)
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if_printf(sc->hn_ifp, "offload config done\n");
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}
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return (error);
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}
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/*
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* RNDIS filter init device
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*/
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@ -1243,7 +1337,6 @@ hv_rf_on_device_add(struct hn_softc *sc, void *additl_info,
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{
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int ret;
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rndis_device *rndis_dev;
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rndis_offload_params offloads;
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struct rndis_recv_scale_cap rsscaps;
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uint32_t rsscaps_size = sizeof(struct rndis_recv_scale_cap);
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netvsc_device_info *dev_info = (netvsc_device_info *)additl_info;
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@ -1293,21 +1386,8 @@ hv_rf_on_device_add(struct hn_softc *sc, void *additl_info,
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/* TODO: shut down rndis device and the channel */
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}
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/* config csum offload and send request to host */
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memset(&offloads, 0, sizeof(offloads));
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offloads.ipv4_csum = RNDIS_OFFLOAD_PARAMETERS_TX_RX_ENABLED;
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offloads.tcp_ipv4_csum = RNDIS_OFFLOAD_PARAMETERS_TX_RX_ENABLED;
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offloads.udp_ipv4_csum = RNDIS_OFFLOAD_PARAMETERS_TX_RX_ENABLED;
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offloads.tcp_ipv6_csum = RNDIS_OFFLOAD_PARAMETERS_TX_RX_ENABLED;
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offloads.udp_ipv6_csum = RNDIS_OFFLOAD_PARAMETERS_TX_RX_ENABLED;
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offloads.lso_v2_ipv4 = RNDIS_OFFLOAD_PARAMETERS_LSOV2_ENABLED;
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ret = hv_rf_send_offload_request(sc, &offloads);
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if (ret != 0) {
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/* TODO: shut down rndis device and the channel */
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device_printf(dev,
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"hv_rf_send_offload_request failed, ret=%d\n", ret);
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}
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/* Configure NDIS offload settings */
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hn_rndis_conf_offload(sc);
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memcpy(dev_info->mac_addr, rndis_dev->hw_mac_addr, ETHER_ADDR_LEN);
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118
sys/dev/hyperv/netvsc/ndis.h
Normal file
118
sys/dev/hyperv/netvsc/ndis.h
Normal file
@ -0,0 +1,118 @@
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/*-
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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 _NET_NDIS_H_
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#define _NET_NDIS_H_
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#define OID_TCP_OFFLOAD_PARAMETERS 0xFC01020C
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#define NDIS_OBJTYPE_DEFAULT 0x80
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/* common_set */
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#define NDIS_OFFLOAD_SET_NOCHG 0
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#define NDIS_OFFLOAD_SET_ON 1
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#define NDIS_OFFLOAD_SET_OFF 2
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/* a.k.a GRE MAC */
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#define NDIS_ENCAP_TYPE_NVGRE 0x00000001
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struct ndis_object_hdr {
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uint8_t ndis_type; /* NDIS_OBJTYPE_ */
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uint8_t ndis_rev; /* type specific */
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uint16_t ndis_size; /* incl. this hdr */
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};
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/* OID_TCP_OFFLOAD_PARAMETERS */
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struct ndis_offload_params {
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struct ndis_object_hdr ndis_hdr;
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uint8_t ndis_ip4csum; /* param_set */
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uint8_t ndis_tcp4csum; /* param_set */
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uint8_t ndis_udp4csum; /* param_set */
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uint8_t ndis_tcp6csum; /* param_set */
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uint8_t ndis_udp6csum; /* param_set */
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uint8_t ndis_lsov1; /* lsov1_set */
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uint8_t ndis_ipsecv1; /* ipsecv1_set */
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uint8_t ndis_lsov2_ip4; /* lsov2_set */
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uint8_t ndis_lsov2_ip6; /* lsov2_set */
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uint8_t ndis_tcp4conn; /* PARAM_NOCHG */
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uint8_t ndis_tcp6conn; /* PARAM_NOCHG */
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uint32_t ndis_flags; /* 0 */
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/* NDIS >= 6.1 */
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uint8_t ndis_ipsecv2; /* ipsecv2_set */
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uint8_t ndis_ipsecv2_ip4; /* ipsecv2_set */
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/* NDIS >= 6.30 */
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uint8_t ndis_rsc_ip4; /* rsc_set */
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uint8_t ndis_rsc_ip6; /* rsc_set */
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uint8_t ndis_encap; /* common_set */
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uint8_t ndis_encap_types; /* NDIS_ENCAP_TYPE_ */
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};
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#define NDIS_OFFLOAD_PARAMS_SIZE sizeof(struct ndis_offload_params)
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#define NDIS_OFFLOAD_PARAMS_SIZE_6_1 \
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__offsetof(struct ndis_offload_params, ndis_rsc_ip4)
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#define NDIS_OFFLOAD_PARAMS_REV_2 2 /* NDIS 6.1 */
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#define NDIS_OFFLOAD_PARAMS_REV_3 3 /* NDIS 6.30 */
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/* param_set */
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#define NDIS_OFFLOAD_PARAM_NOCHG 0 /* common to all sets */
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#define NDIS_OFFLOAD_PARAM_OFF 1
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#define NDIS_OFFLOAD_PARAM_TX 2
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#define NDIS_OFFLOAD_PARAM_RX 3
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#define NDIS_OFFLOAD_PARAM_TXRX 4
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/* lsov1_set */
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/* NDIS_OFFLOAD_PARAM_NOCHG */
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#define NDIS_OFFLOAD_LSOV1_OFF 1
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#define NDIS_OFFLOAD_LSOV1_ON 2
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/* ipsecv1_set */
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/* NDIS_OFFLOAD_PARAM_NOCHG */
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#define NDIS_OFFLOAD_IPSECV1_OFF 1
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#define NDIS_OFFLOAD_IPSECV1_AH 2
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#define NDIS_OFFLOAD_IPSECV1_ESP 3
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#define NDIS_OFFLOAD_IPSECV1_AH_ESP 4
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/* lsov2_set */
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/* NDIS_OFFLOAD_PARAM_NOCHG */
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#define NDIS_OFFLOAD_LSOV2_OFF 1
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#define NDIS_OFFLOAD_LSOV2_ON 2
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/* ipsecv2_set */
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/* NDIS_OFFLOAD_PARAM_NOCHG */
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#define NDIS_OFFLOAD_IPSECV2_OFF 1
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#define NDIS_OFFLOAD_IPSECV2_AH 2
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#define NDIS_OFFLOAD_IPSECV2_ESP 3
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#define NDIS_OFFLOAD_IPSECV2_AH_ESP 4
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/* rsc_set */
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/* NDIS_OFFLOAD_PARAM_NOCHG */
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#define NDIS_OFFLOAD_RSC_OFF 1
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#define NDIS_OFFLOAD_RSC_ON 2
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#endif /* !_NET_NDIS_H_ */
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@ -202,6 +202,10 @@ struct rndis_set_req {
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uint32_t rm_devicevchdl;
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};
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#define RNDIS_SET_REQ_INFOBUFOFFSET \
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(sizeof(struct rndis_set_req) - \
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__offsetof(struct rndis_set_req, rm_rid))
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struct rndis_set_comp {
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uint32_t rm_type;
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uint32_t rm_len;
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