/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Copyright (c) 2019, The Linux Foundation. All rights reserved.
 */

#ifndef _ION_KERNEL_H
#define _ION_KERNEL_H

#include <linux/dma-buf.h>
#include <linux/err.h>

#ifdef CONFIG_ION
/*
 * Allocates an ION buffer.
 */
struct dma_buf *ion_alloc(size_t len, unsigned int heap_id_mask,
			  unsigned int flags);

#else
static inline struct dma_buf *ion_alloc(size_t len, unsigned int heap_id_mask,
					unsigned int flags)
{
	return ERR_PTR(-ENOMEM);
}
#endif /* CONFIG_ION */
#endif /* _ION_KERNEL_H */