/* SPDX-License-Identifier: GPL-2.0 */ /* * Copyright (c) 2022, Oracle and/or its affiliates. * Copyright (c) 2022, NVIDIA CORPORATION & AFFILIATES. All rights reserved */ #ifndef _IOVA_BITMAP_H_ #define _IOVA_BITMAP_H_ #include <linux/types.h> struct iova_bitmap; typedef int (*iova_bitmap_fn_t)(struct iova_bitmap *bitmap, unsigned long iova, size_t length, void *opaque); struct iova_bitmap *iova_bitmap_alloc(unsigned long iova, size_t length, unsigned long page_size, u64 __user *data); void iova_bitmap_free(struct iova_bitmap *bitmap); int iova_bitmap_for_each(struct iova_bitmap *bitmap, void *opaque, iova_bitmap_fn_t fn); void iova_bitmap_set(struct iova_bitmap *bitmap, unsigned long iova, size_t length); #endif