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CPU and Device Power Management¶

  • CPU Idle Time Management
    • CPU Idle Time Management Subsystem
    • CPU Idle Time Governors
    • CPU Idle Time Management Drivers
  • Device Power Management Basics
    • Two Models for Device Power Management
    • Interfaces for Entering System Sleep States
      • Device Power Management Operations
      • Subsystem-Level Methods
      • /sys/devices/.../power/wakeup files
      • /sys/devices/.../power/control files
    • Calling Drivers to Enter and Leave System Sleep States
      • Call Sequence Guarantees
      • System Power Management Phases
      • Entering System Suspend
      • Leaving System Suspend
      • Entering Hibernation
      • Leaving Hibernation
    • Power Management Notifiers
    • Device Low-Power (suspend) States
    • Device Power Management Domains
    • Runtime Power Management
      • The DPM_FLAG_SMART_SUSPEND Driver Flag
      • The DPM_FLAG_MAY_SKIP_RESUME Driver Flag
  • Suspend/Hibernation Notifiers
  • Device Power Management Data Types
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