162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-only */ 262306a36Sopenharmony_ci/* 362306a36Sopenharmony_ci * VMware VMCI Driver 462306a36Sopenharmony_ci * 562306a36Sopenharmony_ci * Copyright (C) 2012 VMware, Inc. All rights reserved. 662306a36Sopenharmony_ci */ 762306a36Sopenharmony_ci 862306a36Sopenharmony_ci#ifndef _VMCI_DRIVER_H_ 962306a36Sopenharmony_ci#define _VMCI_DRIVER_H_ 1062306a36Sopenharmony_ci 1162306a36Sopenharmony_ci#include <linux/vmw_vmci_defs.h> 1262306a36Sopenharmony_ci#include <linux/wait.h> 1362306a36Sopenharmony_ci 1462306a36Sopenharmony_ci#include "vmci_queue_pair.h" 1562306a36Sopenharmony_ci#include "vmci_context.h" 1662306a36Sopenharmony_ci 1762306a36Sopenharmony_cienum vmci_obj_type { 1862306a36Sopenharmony_ci VMCIOBJ_VMX_VM = 10, 1962306a36Sopenharmony_ci VMCIOBJ_CONTEXT, 2062306a36Sopenharmony_ci VMCIOBJ_SOCKET, 2162306a36Sopenharmony_ci VMCIOBJ_NOT_SET, 2262306a36Sopenharmony_ci}; 2362306a36Sopenharmony_ci 2462306a36Sopenharmony_ci/* For storing VMCI structures in file handles. */ 2562306a36Sopenharmony_cistruct vmci_obj { 2662306a36Sopenharmony_ci void *ptr; 2762306a36Sopenharmony_ci enum vmci_obj_type type; 2862306a36Sopenharmony_ci}; 2962306a36Sopenharmony_ci 3062306a36Sopenharmony_ci/* 3162306a36Sopenharmony_ci * Needed by other components of this module. It's okay to have one global 3262306a36Sopenharmony_ci * instance of this because there can only ever be one VMCI device. Our 3362306a36Sopenharmony_ci * virtual hardware enforces this. 3462306a36Sopenharmony_ci */ 3562306a36Sopenharmony_ciextern struct pci_dev *vmci_pdev; 3662306a36Sopenharmony_ci 3762306a36Sopenharmony_ciu32 vmci_get_context_id(void); 3862306a36Sopenharmony_ciint vmci_send_datagram(struct vmci_datagram *dg); 3962306a36Sopenharmony_civoid vmci_call_vsock_callback(bool is_host); 4062306a36Sopenharmony_ci 4162306a36Sopenharmony_ciint vmci_host_init(void); 4262306a36Sopenharmony_civoid vmci_host_exit(void); 4362306a36Sopenharmony_cibool vmci_host_code_active(void); 4462306a36Sopenharmony_ciint vmci_host_users(void); 4562306a36Sopenharmony_ci 4662306a36Sopenharmony_ciint vmci_guest_init(void); 4762306a36Sopenharmony_civoid vmci_guest_exit(void); 4862306a36Sopenharmony_cibool vmci_guest_code_active(void); 4962306a36Sopenharmony_ciu32 vmci_get_vm_context_id(void); 5062306a36Sopenharmony_ci 5162306a36Sopenharmony_cibool vmci_use_ppn64(void); 5262306a36Sopenharmony_ci 5362306a36Sopenharmony_ci#endif /* _VMCI_DRIVER_H_ */ 54