/*
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* Copyright (C) 2012-2013, 2016-2017 ARM Limited. All rights reserved.
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*
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* This program is free software and is provided to you under the terms of the GNU General Public License version 2
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* as published by the Free Software Foundation, and any use by you of this program is subject to the terms of such GNU licence.
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*
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* A copy of the licence is included with the program, and can also be obtained from Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef __UMPLOCK_IOCTL_H__
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#define __UMPLOCK_IOCTL_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <linux/types.h>
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#include <linux/ioctl.h>
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#ifndef __user
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#define __user
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#endif
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/**
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* @file umplock_ioctl.h
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* This file describes the interface needed to use the Linux device driver.
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* The interface is used by the userpace Mali DDK.
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*/
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typedef enum {
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_LOCK_ACCESS_RENDERABLE = 1,
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_LOCK_ACCESS_TEXTURE,
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_LOCK_ACCESS_CPU_WRITE,
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_LOCK_ACCESS_CPU_READ,
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} _lock_access_usage;
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typedef struct _lock_item_s {
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unsigned int secure_id;
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_lock_access_usage usage;
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} _lock_item_s;
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#define LOCK_IOCTL_GROUP 0x91
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#define _LOCK_IOCTL_CREATE_CMD 0 /* create kernel lock item */
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#define _LOCK_IOCTL_PROCESS_CMD 1 /* process kernel lock item */
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#define _LOCK_IOCTL_RELEASE_CMD 2 /* release kernel lock item */
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#define _LOCK_IOCTL_ZAP_CMD 3 /* clean up all kernel lock items */
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#define _LOCK_IOCTL_DUMP_CMD 4 /* dump all the items */
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#define LOCK_IOCTL_MAX_CMDS 5
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#define LOCK_IOCTL_CREATE _IOW( LOCK_IOCTL_GROUP, _LOCK_IOCTL_CREATE_CMD, _lock_item_s )
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#define LOCK_IOCTL_PROCESS _IOW( LOCK_IOCTL_GROUP, _LOCK_IOCTL_PROCESS_CMD, _lock_item_s )
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#define LOCK_IOCTL_RELEASE _IOW( LOCK_IOCTL_GROUP, _LOCK_IOCTL_RELEASE_CMD, _lock_item_s )
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#define LOCK_IOCTL_ZAP _IO ( LOCK_IOCTL_GROUP, _LOCK_IOCTL_ZAP_CMD )
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#define LOCK_IOCTL_DUMP _IO ( LOCK_IOCTL_GROUP, _LOCK_IOCTL_DUMP_CMD )
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#ifdef __cplusplus
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}
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#endif
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#endif /* __UMPLOCK_IOCTL_H__ */
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