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Differential D7795 Diff 20131 head/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c

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head/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c

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#include <sys/sysctl.h> #include <sys/sysctl.h>
#include <sys/buf_ring.h> #include <sys/buf_ring.h>
#include <net/if.h> #include <net/if.h>
#include <net/if_arp.h> #include <net/if_arp.h>
#include <net/ethernet.h> #include <net/ethernet.h>
#include <net/if_dl.h> #include <net/if_dl.h>
#include <net/if_media.h> #include <net/if_media.h>
#include <net/rndis.h>
#include <net/bpf.h> #include <net/bpf.h>
#include <net/if_var.h> #include <net/if_var.h>
#include <net/if_types.h> #include <net/if_types.h>
#include <net/if_vlan_var.h> #include <net/if_vlan_var.h>
#include <netinet/in_systm.h> #include <netinet/in_systm.h>
#include <netinet/in.h> #include <netinet/in.h>
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#include <machine/in_cksum.h> #include <machine/in_cksum.h>
#include <dev/hyperv/include/hyperv.h> #include <dev/hyperv/include/hyperv.h>
#include <dev/hyperv/include/hyperv_busdma.h> #include <dev/hyperv/include/hyperv_busdma.h>
#include <dev/hyperv/include/vmbus_xact.h> #include <dev/hyperv/include/vmbus_xact.h>
#include <dev/hyperv/netvsc/hv_net_vsc.h> #include <dev/hyperv/netvsc/hv_net_vsc.h>
#include <dev/hyperv/netvsc/hv_rndis.h>
#include <dev/hyperv/netvsc/hv_rndis_filter.h> #include <dev/hyperv/netvsc/hv_rndis_filter.h>
#include <dev/hyperv/netvsc/ndis.h> #include <dev/hyperv/netvsc/ndis.h>
#include "vmbus_if.h" #include "vmbus_if.h"
/* Short for Hyper-V network interface */ /* Short for Hyper-V network interface */
#define NETVSC_DEVNAME "hn" #define NETVSC_DEVNAME "hn"
▲ Show 20 Lines • Show All 692 Lines • ▼ Show 20 Lineshn_tx_done(struct hn_send_ctx *sndc, struct hn_softc *sc,
if (txr->hn_txdone_cnt >= HN_EARLY_TXEOF_THRESH) { if (txr->hn_txdone_cnt >= HN_EARLY_TXEOF_THRESH) {
txr->hn_txdone_cnt = 0; txr->hn_txdone_cnt = 0;
if (txr->hn_oactive) if (txr->hn_oactive)
hn_txeof(txr); hn_txeof(txr);
} }
} }
void void
netvsc_channel_rollup(struct hn_rx_ring *rxr, struct hn_tx_ring *txr) hn_chan_rollup(struct hn_rx_ring *rxr, struct hn_tx_ring *txr)
{ {
#if defined(INET) || defined(INET6) #if defined(INET) || defined(INET6)
tcp_lro_flush_all(&rxr->hn_lro); tcp_lro_flush_all(&rxr->hn_lro);
#endif #endif
/* /*
* NOTE: * NOTE:
* 'txr' could be NULL, if multiple channels and * 'txr' could be NULL, if multiple channels and
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/* /*
* Called when we receive a data packet from the "wire" on the * Called when we receive a data packet from the "wire" on the
* specified device * specified device
* *
* Note: This is no longer used as a callback * Note: This is no longer used as a callback
*/ */
int int
netvsc_recv(struct hn_rx_ring *rxr, const void *data, int dlen, hn_rxpkt(struct hn_rx_ring *rxr, const void *data, int dlen,
const struct hn_recvinfo *info) const struct hn_recvinfo *info)
{ {
struct ifnet *ifp = rxr->hn_ifp; struct ifnet *ifp = rxr->hn_ifp;
struct mbuf *m_new; struct mbuf *m_new;
int size, do_lro = 0, do_csum = 1; int size, do_lro = 0, do_csum = 1;
int hash_type; int hash_type;
if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
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static int static int
hn_ndis_version_sysctl(SYSCTL_HANDLER_ARGS) hn_ndis_version_sysctl(SYSCTL_HANDLER_ARGS)
{ {
struct hn_softc *sc = arg1; struct hn_softc *sc = arg1;
char verstr[16]; char verstr[16];
snprintf(verstr, sizeof(verstr), "%u.%u", snprintf(verstr, sizeof(verstr), "%u.%u",
NDIS_VERSION_MAJOR(sc->hn_ndis_ver), HN_NDIS_VERSION_MAJOR(sc->hn_ndis_ver),
NDIS_VERSION_MINOR(sc->hn_ndis_ver)); HN_NDIS_VERSION_MINOR(sc->hn_ndis_ver));
return sysctl_handle_string(oidp, verstr, sizeof(verstr), req); return sysctl_handle_string(oidp, verstr, sizeof(verstr), req);
} }
static int static int
hn_check_iplen(const struct mbuf *m, int hoff) hn_check_iplen(const struct mbuf *m, int hoff)
{ {
const struct ip *ip; const struct ip *ip;
int len, iphlen, iplen; int len, iphlen, iplen;
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