vfio: add multiprocess support

[dpdk.git] / lib / librte_eal / linuxapp / eal / include / eal_pci_init.h

diff --git a/lib/librte_eal/linuxapp/eal/include/eal_pci_init.h b/lib/librte_eal/linuxapp/eal/include/eal_pci_init.h
index 59a7e79..d758bee 100644 (file)
--- a/lib/librte_eal/linuxapp/eal/include/eal_pci_init.h
+++ b/lib/librte_eal/linuxapp/eal/include/eal_pci_init.h
@@ -71,9 +71,28 @@ int pci_uio_map_resource(struct rte_pci_device *dev);
 
 int pci_vfio_enable(void);
 int pci_vfio_is_enabled(void);
+int pci_vfio_mp_sync_setup(void);
 
 /* map VFIO resource prototype */
 int pci_vfio_map_resource(struct rte_pci_device *dev);
+int pci_vfio_get_group_fd(int iommu_group_fd);
+int pci_vfio_get_container_fd(void);
+
+/*
+ * Function prototypes for VFIO multiprocess sync functions
+ */
+int vfio_mp_sync_send_request(int socket, int req);
+int vfio_mp_sync_receive_request(int socket);
+int vfio_mp_sync_send_fd(int socket, int fd);
+int vfio_mp_sync_receive_fd(int socket);
+int vfio_mp_sync_connect_to_primary(void);
+
+/* socket comm protocol definitions */
+#define SOCKET_REQ_CONTAINER 0x100
+#define SOCKET_REQ_GROUP 0x200
+#define SOCKET_OK 0x0
+#define SOCKET_NO_FD 0x1
+#define SOCKET_ERR 0xFF
 
 /*
  * we don't need to store device fd's anywhere since they can be obtained from