android13/hardware/rockchip/libgralloc/utgard/helper_functions.h

37 lines
1.0 KiB
C

/*
* Copyright (C) 2010-2020 ARM Limited. All rights reserved.
*
* Copyright (C) 2008 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include <unistd.h>
#include <sys/mman.h>
#include <sys/user.h>
#include "log.h"
#define GRALLOC_ALIGN(value, base) ((((value) + (base) -1) / (base)) * (base))
#define GRALLOC_MAX(a, b) (((a)>(b))?(a):(b))
#define GRALLOC_UNUSED(x) ((void)x)
static inline size_t round_up_to_page_size(size_t x)
{
return (x + (PAGE_SIZE - 1)) & ~(PAGE_SIZE - 1);
}