uint64_t features; /* Negotiated feature set. */
uint64_t device_fh; /* device identifier. */
uint32_t flags; /* Device flags. Only used to check if device is running on data core. */
+ void *priv; /**< private context */
} __rte_cache_aligned;
/*
void (* destroy_device) (volatile struct virtio_net *); /* Remove device. */
};
-int init_virtio_net(struct virtio_net_device_ops const * const);
-int deinit_virtio_net(void);
+static inline uint16_t __attribute__((always_inline))
+rte_vring_available_entries(struct virtio_net *dev, uint16_t queue_id)
+{
+ struct vhost_virtqueue *vq = dev->virtqueue[queue_id];
+ return *(volatile uint16_t *)&vq->avail->idx - vq->last_used_idx_res;
+}
/**
* Function to convert guest physical addresses to vhost virtual addresses.
return vhost_va;
}
+/**
+ * Disable features in feature_mask. Returns 0 on success.
+ */
+int rte_vhost_feature_disable(uint64_t feature_mask);
+
+/**
+ * Enable features in feature_mask. Returns 0 on success.
+ */
+int rte_vhost_feature_enable(uint64_t feature_mask);
+
+/* Returns currently supported vhost features */
+uint64_t rte_vhost_feature_get(void);
+
+int rte_vhost_enable_guest_notification(struct virtio_net *dev, uint16_t queue_id, int enable);
+
/* Register vhost driver. dev_name could be different for multiple instance support. */
int rte_vhost_driver_register(const char *dev_name);
+/* Register callbacks. */
+int rte_vhost_driver_callback_register(struct virtio_net_device_ops const * const);
/* Start vhost driver session blocking loop. */
int rte_vhost_driver_session_start(void);