/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ /* * Copyright (c) 2021-2022, NVIDIA CORPORATION & AFFILIATES. All rights reserved. */ #ifndef MLX5_VFIO_CMD_H #define MLX5_VFIO_CMD_H #include <linux/kernel.h> #include <linux/mlx5/driver.h> struct mlx5_vf_migration_file { struct file *filp; struct mutex lock; bool disabled; struct sg_append_table table; size_t total_length; size_t allocated_length; /* Optimize mlx5vf_get_migration_page() for sequential access */ struct scatterlist *last_offset_sg; unsigned int sg_last_entry; unsigned long last_offset; }; int mlx5vf_cmd_suspend_vhca(struct pci_dev *pdev, u16 vhca_id, u16 op_mod); int mlx5vf_cmd_resume_vhca(struct pci_dev *pdev, u16 vhca_id, u16 op_mod); int mlx5vf_cmd_query_vhca_migration_state(struct pci_dev *pdev, u16 vhca_id, size_t *state_size); int mlx5vf_cmd_get_vhca_id(struct pci_dev *pdev, u16 function_id, u16 *vhca_id); int mlx5vf_cmd_save_vhca_state(struct pci_dev *pdev, u16 vhca_id, struct mlx5_vf_migration_file *migf); int mlx5vf_cmd_load_vhca_state(struct pci_dev *pdev, u16 vhca_id, struct mlx5_vf_migration_file *migf); #endif /* MLX5_VFIO_CMD_H */