net/virtio: refactor virtio-user device

[dpdk.git] / drivers / net / virtio / virtio_user / vhost.h

diff --git a/drivers/net/virtio/virtio_user/vhost.h b/drivers/net/virtio/virtio_user/vhost.h
index 260e1c3..be28617 100644 (file)
--- a/drivers/net/virtio/virtio_user/vhost.h
+++ b/drivers/net/virtio/virtio_user/vhost.h
@@ -57,6 +57,10 @@ struct vhost_vring_addr {
 #define VHOST_USER_PROTOCOL_F_REPLY_ACK 3
 #endif
 
+#ifndef VHOST_USER_PROTOCOL_F_STATUS
+#define VHOST_USER_PROTOCOL_F_STATUS 16
+#endif
+
 enum vhost_user_request {
        VHOST_USER_NONE = 0,
        VHOST_USER_GET_FEATURES = 1,
@@ -77,9 +81,19 @@ enum vhost_user_request {
        VHOST_USER_SET_PROTOCOL_FEATURES = 16,
        VHOST_USER_GET_QUEUE_NUM = 17,
        VHOST_USER_SET_VRING_ENABLE = 18,
+       VHOST_USER_SET_STATUS = 39,
+       VHOST_USER_GET_STATUS = 40,
        VHOST_USER_MAX
 };
 
+#ifndef VHOST_BACKEND_F_IOTLB_MSG_V2
+#define VHOST_BACKEND_F_IOTLB_MSG_V2 1
+#endif
+
+#ifndef VHOST_BACKEND_F_IOTLB_BATCH
+#define VHOST_BACKEND_F_IOTLB_BATCH 2
+#endif
+
 extern const char * const vhost_msg_strings[VHOST_USER_MAX];
 
 struct vhost_memory_region {
@@ -99,9 +113,14 @@ struct virtio_user_backend_ops {
        int (*enable_qp)(struct virtio_user_dev *dev,
                         uint16_t pair_idx,
                         int enable);
+       int (*dma_map)(struct virtio_user_dev *dev, void *addr,
+                                 uint64_t iova, size_t len);
+       int (*dma_unmap)(struct virtio_user_dev *dev, void *addr,
+                                 uint64_t iova, size_t len);
 };
 
 extern struct virtio_user_backend_ops virtio_ops_user;
 extern struct virtio_user_backend_ops virtio_ops_kernel;
+extern struct virtio_user_backend_ops virtio_ops_vdpa;
 
 #endif