blob: a165262b0592a2d4d72e624026e7b6277a180c6c [file] [log] [blame]
/* Copyright (c) 2012, 2016, The Linux Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
* * Neither the name of The Linux Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
/* This file is a slave copy from /vendor/qcom/propreitary/mm-cammera/common,
* Please do not modify it directly here. */
#ifndef __CAMLIST_H
#define __CAMLIST_H
#include <stddef.h>
// System dependency
#include <stdlib.h>
#define member_of(ptr, type, member) ({ \
const typeof(((type *)0)->member) *__mptr = (ptr); \
(type *)((char *)__mptr - offsetof(type,member));})
struct cam_list {
struct cam_list *next, *prev;
};
static inline void cam_list_init(struct cam_list *ptr)
{
ptr->next = ptr;
ptr->prev = ptr;
}
static inline void cam_list_add_tail_node(struct cam_list *item,
struct cam_list *head)
{
struct cam_list *prev = head->prev;
head->prev = item;
item->next = head;
item->prev = prev;
prev->next = item;
}
static inline void cam_list_insert_before_node(struct cam_list *item,
struct cam_list *node)
{
item->next = node;
item->prev = node->prev;
item->prev->next = item;
node->prev = item;
}
static inline void cam_list_del_node(struct cam_list *ptr)
{
struct cam_list *prev = ptr->prev;
struct cam_list *next = ptr->next;
next->prev = ptr->prev;
prev->next = ptr->next;
ptr->next = ptr;
ptr->prev = ptr;
}
#endif /* __CAMLIST_H */