kernel_samsung_msm8974/drivers/media/platform/msm/vidc/msm_smem.h

/* Copyright (c) 2012-2013, The Linux Foundation. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 and
 * only version 2 as published by the Free Software Foundation.
 *
 * 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.
 *
 */
#ifndef _MSM_SMEM_H_
#define _MSM_SMEM_H_

#include <linux/types.h>
#include <linux/msm_ion.h>
#include "msm_vidc_resources.h"

#define HAL_BUFFER_MAX 0xb

enum smem_type {
	SMEM_ION,
};

enum smem_prop {
	SMEM_CACHED = ION_FLAG_CACHED,
	SMEM_SECURE = ION_FLAG_SECURE,
};

void *msm_smem_new_client(enum smem_type mtype,
				struct msm_vidc_platform_resources *res);
struct msm_smem *msm_smem_alloc(void *clt, size_t size, u32 align, u32 flags,
		enum hal_buffer buffer_type, int map_kernel);
void msm_smem_free(void *clt, struct msm_smem *mem);
void msm_smem_delete_client(void *clt);
int msm_smem_cache_operations(void *clt, struct msm_smem *mem,
		enum smem_cache_ops);
struct msm_smem *msm_smem_user_to_kernel(void *clt, int fd, u32 offset,
				enum hal_buffer buffer_type);
int msm_smem_get_domain_partition(void *clt, u32 flags, enum hal_buffer
		buffer_type, int *domain_num, int *partition_num);
#endif