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authorCindy Lu <lulu@redhat.com>2020-07-01 22:55:36 +0800
committerMichael S. Tsirkin <mst@redhat.com>2020-07-03 07:57:04 -0400
commit38140cc4d9713dc9af78090503105bf9c82b6bff (patch)
treee1fe32d1b9891a0f9febba6cd6438331f5a790a5
parent7a471694a19d692bd68872d7d256d2086c9c72d4 (diff)
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>
-rw-r--r--hw/net/vhost_net-stub.c11
-rw-r--r--hw/net/vhost_net.c10
-rw-r--r--include/net/vhost_net.h5
3 files changed, 26 insertions, 0 deletions
diff --git a/hw/net/vhost_net-stub.c b/hw/net/vhost_net-stub.c
index aac0e98228..a7f4252630 100644
--- a/hw/net/vhost_net-stub.c
+++ b/hw/net/vhost_net-stub.c
@@ -52,6 +52,17 @@ 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)
{
}
diff --git a/hw/net/vhost_net.c b/hw/net/vhost_net.c
index 4096d64aaf..4561665f6b 100644
--- a/hw/net/vhost_net.c
+++ b/hw/net/vhost_net.c
@@ -110,6 +110,16 @@ uint64_t vhost_net_get_features(struct vhost_net *net, uint64_t features)
return vhost_get_features(&net->dev, vhost_net_get_feature_bits(net),
features);
}
+int vhost_net_get_config(struct vhost_net *net, uint8_t *config,
+ uint32_t config_len)
+{
+ return vhost_dev_get_config(&net->dev, config, config_len);
+}
+int vhost_net_set_config(struct vhost_net *net, const uint8_t *data,
+ uint32_t offset, uint32_t size, uint32_t flags)
+{
+ return vhost_dev_set_config(&net->dev, data, offset, size, flags);
+}
void vhost_net_ack_features(struct vhost_net *net, uint64_t features)
{
diff --git a/include/net/vhost_net.h b/include/net/vhost_net.h
index 77e47398c4..172b0051d8 100644
--- a/include/net/vhost_net.h
+++ b/include/net/vhost_net.h
@@ -28,6 +28,11 @@ void vhost_net_cleanup(VHostNetState *net);
uint64_t vhost_net_get_features(VHostNetState *net, uint64_t features);
void vhost_net_ack_features(VHostNetState *net, uint64_t features);
+int vhost_net_get_config(struct vhost_net *net, uint8_t *config,
+ uint32_t config_len);
+
+int vhost_net_set_config(struct vhost_net *net, const uint8_t *data,
+ uint32_t offset, uint32_t size, uint32_t flags);
bool vhost_net_virtqueue_pending(VHostNetState *net, int n);
void vhost_net_virtqueue_mask(VHostNetState *net, VirtIODevice *dev,
int idx, bool mask);