blob: 167bfa630dc092e3a06fbd3767d65dac7d22612e [file] [log] [blame]
/* Copyright (c) 2013, 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.
*
*/
#ifndef __MM_JPEG_IONBUF_H__
#define __MM_JPEG_IONBUF_H__
#include <stdio.h>
#include <string.h>
#include <linux/msm_ion.h>
#include <sys/mman.h>
#include <unistd.h>
#include <errno.h>
#include <fcntl.h>
#include "mm_jpeg_dbg.h"
typedef struct {
struct ion_fd_data ion_info_fd;
struct ion_allocation_data alloc;
int p_pmem_fd;
long size;
int ion_fd;
uint8_t *addr;
} buffer_t;
/** buffer_allocate:
*
* Arguments:
* @p_buffer: ION buffer
*
* Return:
* buffer address
*
* Description:
* allocates ION buffer
*
**/
void* buffer_allocate(buffer_t *p_buffer, int cached);
/** buffer_deallocate:
*
* Arguments:
* @p_buffer: ION buffer
*
* Return:
* error val
*
* Description:
* deallocates ION buffer
*
**/
int buffer_deallocate(buffer_t *p_buffer);
/** buffer_invalidate:
*
* Arguments:
* @p_buffer: ION buffer
*
* Return:
* error val
*
* Description:
* Invalidates the cached buffer
*
**/
int buffer_invalidate(buffer_t *p_buffer);
#endif