/*
 * Copyright (C) 2021 HiSilicon (Shanghai) Technologies CO., LIMITED.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */

#ifndef __ALLOCATOR_H__
#define __ALLOCATOR_H__

#include <linux/device.h>
#include "osal_mmz.h"

#define NAME_LEN_MAX 64

struct mmz_allocator {
    int (*init)(char *args);
    hil_mmb_t *(*mmb_alloc)(const char *name,
                            unsigned long size,
                            unsigned long align,
                            unsigned long gfp,
                            const char *mmz_name,
                            hil_mmz_t *_user_mmz);
    hil_mmb_t *(*mmb_alloc_v2)(const char *name,
                               unsigned long size,
                               unsigned long align,
                               unsigned long gfp,
                               const char *mmz_name,
                               hil_mmz_t *_user_mmz,
                               unsigned int order);
    void *(*mmb_map2kern)(hil_mmb_t *mmb, int cached);
    int (*mmb_unmap)(hil_mmb_t *mmb);
    void (*mmb_free)(hil_mmb_t *mmb);
    void *(*mmf_map)(phys_addr_t phys, int len, int cache);
    void (*mmf_unmap)(void *virt);
};

int cma_allocator_setopt(struct mmz_allocator *allocator);
int hisi_allocator_setopt(struct mmz_allocator *allocator);

#endif /* __ALLOCATOR_H__ */