1 /*
2  *  ion.c
3  *
4  * Memory Allocator functions for ion
5  *
6  *   Copyright 2011 Google, Inc
7  *
8  *  Licensed under the Apache License, Version 2.0 (the "License");
9  *  you may not use this file except in compliance with the License.
10  *  You may obtain a copy of the License at
11  *
12  *      http://www.apache.org/licenses/LICENSE-2.0
13  *
14  *  Unless required by applicable law or agreed to in writing, software
15  *  distributed under the License is distributed on an "AS IS" BASIS,
16  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17  *  See the License for the specific language governing permissions and
18  *  limitations under the License.
19  */
20 
21 #include "linux_ion.h"
22 #include "omap_ion.h"
23 
24 int ion_open();
25 int ion_close(int fd);
26 int ion_alloc(int fd, size_t len, size_t align, unsigned int flags,
27               struct ion_handle **handle);
28 int ion_alloc_tiler(int fd, size_t w, size_t h, int fmt, unsigned int flags,
29 		    struct ion_handle **handle, size_t *stride);
30 int ion_free(int fd, struct ion_handle *handle);
31 int ion_map(int fd, struct ion_handle *handle, size_t length, int prot,
32             int flags, off_t offset, unsigned char **ptr, int *map_fd);
33 int ion_share(int fd, struct ion_handle *handle, int *share_fd);
34 int ion_import(int fd, int share_fd, struct ion_handle **handle);
35 
36