1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * VMware VMCI Driver 4*4882a593Smuzhiyun * 5*4882a593Smuzhiyun * Copyright (C) 2012 VMware, Inc. All rights reserved. 6*4882a593Smuzhiyun */ 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun #ifndef _VMCI_DRIVER_H_ 9*4882a593Smuzhiyun #define _VMCI_DRIVER_H_ 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun #include <linux/vmw_vmci_defs.h> 12*4882a593Smuzhiyun #include <linux/wait.h> 13*4882a593Smuzhiyun 14*4882a593Smuzhiyun #include "vmci_queue_pair.h" 15*4882a593Smuzhiyun #include "vmci_context.h" 16*4882a593Smuzhiyun 17*4882a593Smuzhiyun enum vmci_obj_type { 18*4882a593Smuzhiyun VMCIOBJ_VMX_VM = 10, 19*4882a593Smuzhiyun VMCIOBJ_CONTEXT, 20*4882a593Smuzhiyun VMCIOBJ_SOCKET, 21*4882a593Smuzhiyun VMCIOBJ_NOT_SET, 22*4882a593Smuzhiyun }; 23*4882a593Smuzhiyun 24*4882a593Smuzhiyun /* For storing VMCI structures in file handles. */ 25*4882a593Smuzhiyun struct vmci_obj { 26*4882a593Smuzhiyun void *ptr; 27*4882a593Smuzhiyun enum vmci_obj_type type; 28*4882a593Smuzhiyun }; 29*4882a593Smuzhiyun 30*4882a593Smuzhiyun /* 31*4882a593Smuzhiyun * Needed by other components of this module. It's okay to have one global 32*4882a593Smuzhiyun * instance of this because there can only ever be one VMCI device. Our 33*4882a593Smuzhiyun * virtual hardware enforces this. 34*4882a593Smuzhiyun */ 35*4882a593Smuzhiyun extern struct pci_dev *vmci_pdev; 36*4882a593Smuzhiyun 37*4882a593Smuzhiyun u32 vmci_get_context_id(void); 38*4882a593Smuzhiyun int vmci_send_datagram(struct vmci_datagram *dg); 39*4882a593Smuzhiyun void vmci_call_vsock_callback(bool is_host); 40*4882a593Smuzhiyun 41*4882a593Smuzhiyun int vmci_host_init(void); 42*4882a593Smuzhiyun void vmci_host_exit(void); 43*4882a593Smuzhiyun bool vmci_host_code_active(void); 44*4882a593Smuzhiyun int vmci_host_users(void); 45*4882a593Smuzhiyun 46*4882a593Smuzhiyun int vmci_guest_init(void); 47*4882a593Smuzhiyun void vmci_guest_exit(void); 48*4882a593Smuzhiyun bool vmci_guest_code_active(void); 49*4882a593Smuzhiyun u32 vmci_get_vm_context_id(void); 50*4882a593Smuzhiyun 51*4882a593Smuzhiyun bool vmci_use_ppn64(void); 52*4882a593Smuzhiyun 53*4882a593Smuzhiyun #endif /* _VMCI_DRIVER_H_ */ 54