/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Copyright (c) 2020-2021, The Linux Foundation. All rights reserved.
 */

#ifndef _QCOM_DMA_HEAP_SECURE_UTILS_H
#define _QCOM_DMA_HEAP_SECURE_UTILS_H

int hyp_assign_sg_from_flags(struct sg_table *sgt, unsigned long flags,
			     bool set_page_private);

int hyp_unassign_sg_from_flags(struct sg_table *sgt, unsigned long flags,
			       bool set_page_private);

/*
 * This function handles conversion from the legacy ion flag based interface
 * to a precise list of vmids and permissions.
 */
int get_vmperm_from_ion_flags(unsigned long flags, int **vmids, int **perms, u32 *nr);
int hyp_assign_from_flags(u64 base, u64 size, unsigned long flags);
bool qcom_is_buffer_hlos_accessible(unsigned long flags);
int get_secure_vmid(unsigned long flags);

#endif /* _QCOM_DMA_HEAP_SECURE_UTILS_H */