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Viewing changes to include/linux/suspend_ioctls.h

  • Committer: Bazaar Package Importer
  • Author(s): Mathieu Poirier
  • Date: 2011-02-18 09:43:31 UTC
  • Revision ID: james.westby@ubuntu.com-20110218094331-eyubsja4f9k0yhmq
Tags: 2.6.35-1.1
Initial release.

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include/linux/suspend_ioctls.h
 
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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 */