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34 lines
1.4 KiB
34 lines
1.4 KiB
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
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#ifndef _LINUX_SUSPEND_IOCTLS_H |
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#define _LINUX_SUSPEND_IOCTLS_H |
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#include <linux/types.h> |
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/* |
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* This structure is used to pass the values needed for the identification |
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* of the resume swap area from a user space to the kernel via the |
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* SNAPSHOT_SET_SWAP_AREA ioctl |
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*/ |
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struct resume_swap_area { |
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__kernel_loff_t offset; |
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__u32 dev; |
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} __attribute__((packed)); |
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#define SNAPSHOT_IOC_MAGIC '3' |
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#define SNAPSHOT_FREEZE _IO(SNAPSHOT_IOC_MAGIC, 1) |
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#define SNAPSHOT_UNFREEZE _IO(SNAPSHOT_IOC_MAGIC, 2) |
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#define SNAPSHOT_ATOMIC_RESTORE _IO(SNAPSHOT_IOC_MAGIC, 4) |
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#define SNAPSHOT_FREE _IO(SNAPSHOT_IOC_MAGIC, 5) |
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#define SNAPSHOT_FREE_SWAP_PAGES _IO(SNAPSHOT_IOC_MAGIC, 9) |
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#define SNAPSHOT_S2RAM _IO(SNAPSHOT_IOC_MAGIC, 11) |
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#define SNAPSHOT_SET_SWAP_AREA _IOW(SNAPSHOT_IOC_MAGIC, 13, \ |
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struct resume_swap_area) |
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#define SNAPSHOT_GET_IMAGE_SIZE _IOR(SNAPSHOT_IOC_MAGIC, 14, __kernel_loff_t) |
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#define SNAPSHOT_PLATFORM_SUPPORT _IO(SNAPSHOT_IOC_MAGIC, 15) |
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#define SNAPSHOT_POWER_OFF _IO(SNAPSHOT_IOC_MAGIC, 16) |
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#define SNAPSHOT_CREATE_IMAGE _IOW(SNAPSHOT_IOC_MAGIC, 17, int) |
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#define SNAPSHOT_PREF_IMAGE_SIZE _IO(SNAPSHOT_IOC_MAGIC, 18) |
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#define SNAPSHOT_AVAIL_SWAP_SIZE _IOR(SNAPSHOT_IOC_MAGIC, 19, __kernel_loff_t) |
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#define SNAPSHOT_ALLOC_SWAP_PAGE _IOR(SNAPSHOT_IOC_MAGIC, 20, __kernel_loff_t) |
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#define SNAPSHOT_IOC_MAXNR 20 |
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#endif /* _LINUX_SUSPEND_IOCTLS_H */
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