hyperion.ng/libsrc/grabber/amlogic/meson_ion.h

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/*
* include/linux/amlogic/dev_ion.h
*
* Copyright (C) 2014 Amlogic, Inc.
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/
#ifndef __LINUX_AMLOGIC_ION_H__
#define __LINUX_AMLOGIC_ION_H__
//#include <linux/types.h>
//#include <ion/ion.h>
/**
* CUSTOM IOCTL - CMD
*/
#define ION_IOC_MESON_PHYS_ADDR 8
struct meson_phys_data {
int handle;
unsigned int phys_addr;
unsigned int size;
};
#if 0
/**
* meson_ion_client_create() - allocate a client and returns it
* @heap_type_mask: mask of heaps this client can allocate from
* @name: used for debugging
*/
struct ion_client *meson_ion_client_create(unsigned int heap_mask,
const char *name);
/**
* meson_ion_share_fd_to_phys -
* associate with a share fd
* @client: the client
* @share_fd: passed from the user space
* @addr point to the physical address
* @size point to the size of this ion buffer
*/
int meson_ion_share_fd_to_phys(struct ion_client *client,
int share_fd, ion_phys_addr_t *addr, size_t *len);
#endif
#endif