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