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2extern u8 sleep_states[];
3extern int acpi_suspend (u32 state);
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5extern void acpi_enable_wakeup_device_prep(u8 sleep_state);
6extern void acpi_enable_wakeup_device(u8 sleep_state);
7extern void acpi_disable_wakeup_device(u8 sleep_state);
8extern void acpi_gpe_sleep_prepare(u32 sleep_state);
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