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Differential D7541 Diff 19432 head/sys/dev/hyperv/netvsc/hv_rndis_filter.c

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

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#include <dev/hyperv/include/hyperv.h> #include <dev/hyperv/include/hyperv.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.h>
#include <dev/hyperv/netvsc/hv_rndis_filter.h> #include <dev/hyperv/netvsc/hv_rndis_filter.h>
#include <dev/hyperv/netvsc/if_hnreg.h> #include <dev/hyperv/netvsc/if_hnreg.h>
struct hv_rf_recvinfo {
const ndis_8021q_info *vlan_info;
const rndis_tcp_ip_csum_info *csum_info;
const struct rndis_hash_info *hash_info;
const struct rndis_hash_value *hash_value;
};
#define HV_RF_RECVINFO_VLAN 0x1 #define HV_RF_RECVINFO_VLAN 0x1
#define HV_RF_RECVINFO_CSUM 0x2 #define HV_RF_RECVINFO_CSUM 0x2
#define HV_RF_RECVINFO_HASHINF 0x4 #define HV_RF_RECVINFO_HASHINF 0x4
#define HV_RF_RECVINFO_HASHVAL 0x8 #define HV_RF_RECVINFO_HASHVAL 0x8
#define HV_RF_RECVINFO_ALL \ #define HV_RF_RECVINFO_ALL \
(HV_RF_RECVINFO_VLAN | \ (HV_RF_RECVINFO_VLAN | \
HV_RF_RECVINFO_CSUM | \ HV_RF_RECVINFO_CSUM | \
HV_RF_RECVINFO_HASHINF | \ HV_RF_RECVINFO_HASHINF | \
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/* TODO: */ /* TODO: */
device_printf(device->net_dev->sc->hn_dev, device_printf(device->net_dev->sc->hn_dev,
"unknown status %d received\n", indicate->status); "unknown status %d received\n", indicate->status);
break; break;
} }
} }
static int static int
hv_rf_find_recvinfo(const rndis_packet *rpkt, struct hv_rf_recvinfo *info) hv_rf_find_recvinfo(const rndis_packet *rpkt, struct hn_recvinfo *info)
{ {
const rndis_per_packet_info *ppi; const rndis_per_packet_info *ppi;
uint32_t mask, len; uint32_t mask, len;
info->vlan_info = NULL; info->vlan_info = NULL;
info->csum_info = NULL; info->csum_info = NULL;
info->hash_info = NULL; info->hash_info = NULL;
info->hash_value = NULL; info->hash_value = NULL;
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* RNDIS filter receive data * RNDIS filter receive data
*/ */
static void static void
hv_rf_receive_data(struct hn_rx_ring *rxr, rndis_msg *message, hv_rf_receive_data(struct hn_rx_ring *rxr, rndis_msg *message,
netvsc_packet *pkt) netvsc_packet *pkt)
{ {
rndis_packet *rndis_pkt; rndis_packet *rndis_pkt;
uint32_t data_offset; uint32_t data_offset;
struct hv_rf_recvinfo info; struct hn_recvinfo info;
rndis_pkt = &message->msg.packet; rndis_pkt = &message->msg.packet;
/* /*
* Fixme: Handle multiple rndis pkt msgs that may be enclosed in this * Fixme: Handle multiple rndis pkt msgs that may be enclosed in this
* netvsc packet (ie tot_data_buf_len != message_length) * netvsc packet (ie tot_data_buf_len != message_length)
*/ */
Show All 12 Lineshv_rf_receive_data(struct hn_rx_ring *rxr, rndis_msg *message,
pkt->tot_data_buf_len = rndis_pkt->data_length; pkt->tot_data_buf_len = rndis_pkt->data_length;
pkt->data = (void *)((unsigned long)pkt->data + data_offset); pkt->data = (void *)((unsigned long)pkt->data + data_offset);
if (hv_rf_find_recvinfo(rndis_pkt, &info)) { if (hv_rf_find_recvinfo(rndis_pkt, &info)) {
pkt->status = HN_NVS_STATUS_FAILED; pkt->status = HN_NVS_STATUS_FAILED;
if_printf(rxr->hn_ifp, "recvinfo parsing failed\n"); if_printf(rxr->hn_ifp, "recvinfo parsing failed\n");
return; return;
} }
netvsc_recv(rxr, pkt, &info);
if (info.vlan_info != NULL)
pkt->vlan_tci = info.vlan_info->u1.s1.vlan_id;
else
pkt->vlan_tci = 0;
netvsc_recv(rxr, pkt, info.csum_info, info.hash_info, info.hash_value);
} }
/* /*
* RNDIS filter on receive * RNDIS filter on receive
*/ */
int int
hv_rf_on_receive(netvsc_dev *net_dev, hv_rf_on_receive(netvsc_dev *net_dev,
struct hn_rx_ring *rxr, netvsc_packet *pkt) struct hn_rx_ring *rxr, netvsc_packet *pkt)
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