net/virtio: add virtio-user status ops

[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 55f4703..c896f08 100644 (file)
--- a/drivers/net/virtio/virtio_user/vhost.h
+++ b/drivers/net/virtio/virtio_user/vhost.h
@@ -9,7 +9,9 @@
 #include <linux/types.h>
 #include <linux/ioctl.h>
 
-#include "../virtio_pci.h"
+#include <rte_errno.h>
+
+#include "../virtio.h"
 #include "../virtio_logs.h"
 #include "../virtqueue.h"
 
@@ -44,6 +46,23 @@ struct vhost_vring_addr {
        uint64_t log_guest_addr;
 };
 
+#ifndef VHOST_USER_F_PROTOCOL_FEATURES
+#define VHOST_USER_F_PROTOCOL_FEATURES 30
+#endif
+
+/** Protocol features. */
+#ifndef VHOST_USER_PROTOCOL_F_MQ
+#define VHOST_USER_PROTOCOL_F_MQ 0
+#endif
+
+#ifndef VHOST_USER_PROTOCOL_F_REPLY_ACK
+#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,
@@ -64,10 +83,20 @@ 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
 };
 
-const char * const vhost_msg_strings[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 {
        uint64_t guest_phys_addr;
@@ -80,15 +109,34 @@ struct virtio_user_dev;
 
 struct virtio_user_backend_ops {
        int (*setup)(struct virtio_user_dev *dev);
+       int (*set_owner)(struct virtio_user_dev *dev);
+       int (*get_features)(struct virtio_user_dev *dev, uint64_t *features);
+       int (*set_features)(struct virtio_user_dev *dev, uint64_t features);
+       int (*get_protocol_features)(struct virtio_user_dev *dev, uint64_t *features);
+       int (*set_protocol_features)(struct virtio_user_dev *dev, uint64_t features);
+       int (*set_memory_table)(struct virtio_user_dev *dev);
+       int (*set_vring_num)(struct virtio_user_dev *dev, struct vhost_vring_state *state);
+       int (*set_vring_base)(struct virtio_user_dev *dev, struct vhost_vring_state *state);
+       int (*get_vring_base)(struct virtio_user_dev *dev, struct vhost_vring_state *state);
+       int (*set_vring_call)(struct virtio_user_dev *dev, struct vhost_vring_file *file);
+       int (*set_vring_kick)(struct virtio_user_dev *dev, struct vhost_vring_file *file);
+       int (*set_vring_addr)(struct virtio_user_dev *dev, struct vhost_vring_addr *addr);
+       int (*get_status)(struct virtio_user_dev *dev, uint8_t *status);
+       int (*set_status)(struct virtio_user_dev *dev, uint8_t status);
        int (*send_request)(struct virtio_user_dev *dev,
                            enum vhost_user_request req,
                            void *arg);
        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