#define VIRTIO_NET_CTRL_VLAN_ADD 0
#define VIRTIO_NET_CTRL_VLAN_DEL 1
+/**
+ * RSS control
+ *
+ * The RSS feature configuration message is sent by the driver when
+ * VIRTIO_NET_F_RSS has been negotiated. It provides the device with
+ * hash types to use, hash key and indirection table. In this
+ * implementation, the driver only supports fixed key length (40B)
+ * and indirection table size (128 entries).
+ */
+#define VIRTIO_NET_RSS_RETA_SIZE 128
+#define VIRTIO_NET_RSS_KEY_SIZE 40
+
+struct virtio_net_ctrl_rss {
+ uint32_t hash_types;
+ uint16_t indirection_table_mask;
+ uint16_t unclassified_queue;
+ uint16_t indirection_table[VIRTIO_NET_RSS_RETA_SIZE];
+ uint16_t max_tx_vq;
+ uint8_t hash_key_length;
+ uint8_t hash_key_data[VIRTIO_NET_RSS_KEY_SIZE];
+};
+
/*
* Control link announce acknowledgement
*
* The command VIRTIO_NET_CTRL_ANNOUNCE_ACK is used to indicate that
- * driver has recevied the notification; device would clear the
+ * driver has received the notification; device would clear the
* VIRTIO_NET_S_ANNOUNCE bit in the status field after it receives
* this command.
*/
struct vq_desc_extra vq_descx[0];
};
-/* If multiqueue is provided by host, then we suppport it. */
+/* If multiqueue is provided by host, then we support it. */
#define VIRTIO_NET_CTRL_MQ 4
+
#define VIRTIO_NET_CTRL_MQ_VQ_PAIRS_SET 0
+#define VIRTIO_NET_CTRL_MQ_RSS_CONFIG 1
+
#define VIRTIO_NET_CTRL_MQ_VQ_PAIRS_MIN 1
#define VIRTIO_NET_CTRL_MQ_VQ_PAIRS_MAX 0x8000