38 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			38 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			C
		
	
	
	
| /* SPDX-License-Identifier: GPL-2.0-only WITH Linux-syscall-note */
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| /*
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|  * IOCTLs for Remoteproc's character device interface.
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|  *
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|  * Copyright (c) 2020, The Linux Foundation. All rights reserved.
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|  */
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| 
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| #ifndef _UAPI_REMOTEPROC_CDEV_H_
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| #define _UAPI_REMOTEPROC_CDEV_H_
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| 
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| #include <linux/ioctl.h>
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| #include <linux/types.h>
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| 
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| #define RPROC_MAGIC	0xB7
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| 
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| /*
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|  * The RPROC_SET_SHUTDOWN_ON_RELEASE ioctl allows to enable/disable the shutdown of a remote
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|  * processor automatically when the controlling userpsace closes the char device interface.
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|  *
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|  * input parameter: integer
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|  *   0		: disable automatic shutdown
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|  *   other	: enable automatic shutdown
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|  */
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| #define RPROC_SET_SHUTDOWN_ON_RELEASE _IOW(RPROC_MAGIC, 1, __s32)
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| 
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| /*
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|  * The RPROC_GET_SHUTDOWN_ON_RELEASE ioctl gets information about whether the automatic shutdown of
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|  * a remote processor is enabled or disabled when the controlling userspace closes the char device
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|  * interface.
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|  *
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|  * output parameter: integer
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|  *   0		: automatic shutdown disable
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|  *   other	: automatic shutdown enable
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|  */
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| #define RPROC_GET_SHUTDOWN_ON_RELEASE _IOR(RPROC_MAGIC, 2, __s32)
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| 
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| #endif
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