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37 lines
1.1 KiB
37 lines
1.1 KiB
/* 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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#ifndef _UAPI_REMOTEPROC_CDEV_H_ |
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#define _UAPI_REMOTEPROC_CDEV_H_ |
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#include <linux/ioctl.h> |
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#include <linux/types.h> |
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#define RPROC_MAGIC 0xB7 |
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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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* 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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#endif
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