diff options
Diffstat (limited to 'include/uapi/linux/suspend_ioctls.h')
| -rw-r--r-- | include/uapi/linux/suspend_ioctls.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/include/uapi/linux/suspend_ioctls.h b/include/uapi/linux/suspend_ioctls.h new file mode 100644 index 000000000000..0b30382984fe --- /dev/null +++ b/include/uapi/linux/suspend_ioctls.h @@ -0,0 +1,33 @@ +#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 */ |