| /* 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 */ |
