dd26e2db1b
Add rockchip_ion_dev for other modules to use. Change-Id: I270705dc711b93af6be6dd593858723eb853aa95 Signed-off-by: Xu Jianqun <jay.xu@rock-chips.com>
41 lines
1 KiB
C
41 lines
1 KiB
C
/*
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*
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* Copyright (C) 2014 ROCKCHIP, Inc.
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*
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* This software is licensed under the terms of the GNU General Public
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* License version 2, as published by the Free Software Foundation, and
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* may be copied, distributed, and modified under those terms.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#ifndef _LINUX_ROCKCHIP_ION_H
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#define _LINUX_ROCKCHIP_ION_H
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#ifdef __KERNEL__
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#include "../../drivers/staging/android/ion/ion.h"
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#else
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#include <linux/ion.h>
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#endif
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struct ion_phys_data {
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ion_user_handle_t handle;
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unsigned long phys;
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unsigned long size;
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};
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#define ION_IOC_ROCKCHIP_MAGIC 'R'
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/* Get phys addr of the handle specified. */
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#define ION_IOC_GET_PHYS _IOWR(ION_IOC_ROCKCHIP_MAGIC, 0, \
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struct ion_phys_data)
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extern struct ion_device *rockchip_ion_dev;
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struct ion_client *rockchip_ion_client_create(const char *name);
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#endif
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