1/*
2 * Copyright (C) 2010 ARM Limited. All rights reserved.
3 *
4 * Copyright (C) 2008 The Android Open Source Project
5 *
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
9 *
10 *      http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 */
18
19#ifndef GRALLOC_HELPER_H_
20#define GRALLOC_HELPER_H_
21
22#include <sys/mman.h>
23
24#define GRALLOC_UNUSED(x) ((void) x)
25
26static inline size_t round_up_to_page_size(size_t x)
27{
28    return (x + (PAGE_SIZE-1)) & ~(PAGE_SIZE-1);
29}
30
31#endif /* GRALLOC_HELPER_H_ */
32