1*4882a593Smuzhiyun /* 2*4882a593Smuzhiyun * Copyright (C) 2012-2013, 2016-2017 ARM Limited. All rights reserved. 3*4882a593Smuzhiyun * 4*4882a593Smuzhiyun * This program is free software and is provided to you under the terms of the GNU General Public License version 2 5*4882a593Smuzhiyun * as published by the Free Software Foundation, and any use by you of this program is subject to the terms of such GNU licence. 6*4882a593Smuzhiyun * 7*4882a593Smuzhiyun * A copy of the licence is included with the program, and can also be obtained from Free Software 8*4882a593Smuzhiyun * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. 9*4882a593Smuzhiyun */ 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun #ifndef __UMPLOCK_IOCTL_H__ 12*4882a593Smuzhiyun #define __UMPLOCK_IOCTL_H__ 13*4882a593Smuzhiyun 14*4882a593Smuzhiyun #ifdef __cplusplus 15*4882a593Smuzhiyun extern "C" { 16*4882a593Smuzhiyun #endif 17*4882a593Smuzhiyun 18*4882a593Smuzhiyun #include <linux/types.h> 19*4882a593Smuzhiyun #include <linux/ioctl.h> 20*4882a593Smuzhiyun 21*4882a593Smuzhiyun #ifndef __user 22*4882a593Smuzhiyun #define __user 23*4882a593Smuzhiyun #endif 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun 26*4882a593Smuzhiyun /** 27*4882a593Smuzhiyun * @file umplock_ioctl.h 28*4882a593Smuzhiyun * This file describes the interface needed to use the Linux device driver. 29*4882a593Smuzhiyun * The interface is used by the userpace Mali DDK. 30*4882a593Smuzhiyun */ 31*4882a593Smuzhiyun 32*4882a593Smuzhiyun typedef enum { 33*4882a593Smuzhiyun _LOCK_ACCESS_RENDERABLE = 1, 34*4882a593Smuzhiyun _LOCK_ACCESS_TEXTURE, 35*4882a593Smuzhiyun _LOCK_ACCESS_CPU_WRITE, 36*4882a593Smuzhiyun _LOCK_ACCESS_CPU_READ, 37*4882a593Smuzhiyun } _lock_access_usage; 38*4882a593Smuzhiyun 39*4882a593Smuzhiyun typedef struct _lock_item_s { 40*4882a593Smuzhiyun unsigned int secure_id; 41*4882a593Smuzhiyun _lock_access_usage usage; 42*4882a593Smuzhiyun } _lock_item_s; 43*4882a593Smuzhiyun 44*4882a593Smuzhiyun 45*4882a593Smuzhiyun #define LOCK_IOCTL_GROUP 0x91 46*4882a593Smuzhiyun 47*4882a593Smuzhiyun #define _LOCK_IOCTL_CREATE_CMD 0 /* create kernel lock item */ 48*4882a593Smuzhiyun #define _LOCK_IOCTL_PROCESS_CMD 1 /* process kernel lock item */ 49*4882a593Smuzhiyun #define _LOCK_IOCTL_RELEASE_CMD 2 /* release kernel lock item */ 50*4882a593Smuzhiyun #define _LOCK_IOCTL_ZAP_CMD 3 /* clean up all kernel lock items */ 51*4882a593Smuzhiyun #define _LOCK_IOCTL_DUMP_CMD 4 /* dump all the items */ 52*4882a593Smuzhiyun 53*4882a593Smuzhiyun #define LOCK_IOCTL_MAX_CMDS 5 54*4882a593Smuzhiyun 55*4882a593Smuzhiyun #define LOCK_IOCTL_CREATE _IOW( LOCK_IOCTL_GROUP, _LOCK_IOCTL_CREATE_CMD, _lock_item_s ) 56*4882a593Smuzhiyun #define LOCK_IOCTL_PROCESS _IOW( LOCK_IOCTL_GROUP, _LOCK_IOCTL_PROCESS_CMD, _lock_item_s ) 57*4882a593Smuzhiyun #define LOCK_IOCTL_RELEASE _IOW( LOCK_IOCTL_GROUP, _LOCK_IOCTL_RELEASE_CMD, _lock_item_s ) 58*4882a593Smuzhiyun #define LOCK_IOCTL_ZAP _IO ( LOCK_IOCTL_GROUP, _LOCK_IOCTL_ZAP_CMD ) 59*4882a593Smuzhiyun #define LOCK_IOCTL_DUMP _IO ( LOCK_IOCTL_GROUP, _LOCK_IOCTL_DUMP_CMD ) 60*4882a593Smuzhiyun 61*4882a593Smuzhiyun #ifdef __cplusplus 62*4882a593Smuzhiyun } 63*4882a593Smuzhiyun #endif 64*4882a593Smuzhiyun 65*4882a593Smuzhiyun #endif /* __UMPLOCK_IOCTL_H__ */ 66*4882a593Smuzhiyun 67