qemu-e2k/hw/net/vhost_net-stub.c
Cindy Lu 38140cc4d9 vhost_net: introduce set_config & get_config
This patch introduces set_config & get_config  method which allows
vhost_net set/get the config to backend

Signed-off-by: Cindy Lu <lulu@redhat.com>
Message-Id: <20200701145538.22333-13-lulu@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Jason Wang <jasowang@redhat.com>
2020-07-03 07:57:04 -04:00

104 lines
2.0 KiB
C

/*
* vhost-net support
*
* Copyright Red Hat, Inc. 2010
*
* Authors:
* Michael S. Tsirkin <mst@redhat.com>
*
* This work is licensed under the terms of the GNU GPL, version 2 or later.
* See the COPYING file in the top-level directory.
*/
#include "qemu/osdep.h"
#include "net/net.h"
#include "net/tap.h"
#include "net/vhost-user.h"
#include "hw/virtio/virtio-net.h"
#include "net/vhost_net.h"
#include "qemu/error-report.h"
uint64_t vhost_net_get_max_queues(VHostNetState *net)
{
return 1;
}
struct vhost_net *vhost_net_init(VhostNetOptions *options)
{
error_report("vhost-net support is not compiled in");
return NULL;
}
int vhost_net_start(VirtIODevice *dev,
NetClientState *ncs,
int total_queues)
{
return -ENOSYS;
}
void vhost_net_stop(VirtIODevice *dev,
NetClientState *ncs,
int total_queues)
{
}
void vhost_net_cleanup(struct vhost_net *net)
{
}
uint64_t vhost_net_get_features(struct vhost_net *net, uint64_t features)
{
return features;
}
int vhost_net_get_config(struct vhost_net *net, uint8_t *config,
uint32_t config_len)
{
return 0;
}
int vhost_net_set_config(struct vhost_net *net, const uint8_t *data,
uint32_t offset, uint32_t size, uint32_t flags)
{
return 0;
}
void vhost_net_ack_features(struct vhost_net *net, uint64_t features)
{
}
uint64_t vhost_net_get_acked_features(VHostNetState *net)
{
return 0;
}
bool vhost_net_virtqueue_pending(VHostNetState *net, int idx)
{
return false;
}
void vhost_net_virtqueue_mask(VHostNetState *net, VirtIODevice *dev,
int idx, bool mask)
{
}
int vhost_net_notify_migration_done(struct vhost_net *net, char* mac_addr)
{
return -1;
}
VHostNetState *get_vhost_net(NetClientState *nc)
{
return 0;
}
int vhost_set_vring_enable(NetClientState *nc, int enable)
{
return 0;
}
int vhost_net_set_mtu(struct vhost_net *net, uint16_t mtu)
{
return 0;
}