1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* Copyright(c) 2023 Advanced Micro Devices, Inc. */ 3 4 #ifndef _VFIO_DEV_H_ 5 #define _VFIO_DEV_H_ 6 7 #include <linux/pci.h> 8 #include <linux/vfio_pci_core.h> 9 10 #include "lm.h" 11 12 struct pds_vfio_pci_device { 13 struct vfio_pci_core_device vfio_coredev; 14 15 struct pds_vfio_lm_file *save_file; 16 struct pds_vfio_lm_file *restore_file; 17 struct mutex state_mutex; /* protect migration state */ 18 enum vfio_device_mig_state state; 19 spinlock_t reset_lock; /* protect reset_done flow */ 20 u8 deferred_reset; 21 22 int vf_id; 23 u16 client_id; 24 }; 25 26 const struct vfio_device_ops *pds_vfio_ops_info(void); 27 struct pds_vfio_pci_device *pds_vfio_pci_drvdata(struct pci_dev *pdev); 28 void pds_vfio_reset(struct pds_vfio_pci_device *pds_vfio); 29 30 struct pci_dev *pds_vfio_to_pci_dev(struct pds_vfio_pci_device *pds_vfio); 31 struct device *pds_vfio_to_dev(struct pds_vfio_pci_device *pds_vfio); 32 33 #endif /* _VFIO_DEV_H_ */ 34