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편집 파일: remoteproc_cdev.h

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