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