include/linux/pm.h

74  *	followed by one of the suspend callbacks: @suspend(), @freeze(), or
99  *	fails before the driver's suspend callback: @suspend(), @freeze() or
143  * @freeze: Hibernation-specific, executed before creating a hibernation image.
147  *	@freeze() to save the device settings in memory to be used by @restore()
149  *	Subsystem-level @freeze() is executed for all devices after invoking
152  * @freeze_late: Continue operations started by @freeze().  Analogous to
159  *	Undo the changes made by the preceding @freeze(), so the device can be
160  *	operated in the same way as immediately before the call to @freeze().
163  *	directly after @freeze() in case of a transition error.
201  * @freeze_noirq: Complete the actions started by @freeze().  Carry out any
205  *	The power state of the device should not be changed by either @freeze(),
291 	int (*freeze)(struct device *dev);  member
315 	.freeze = pm_sleep_ptr(suspend_fn), \
488  * FREEZE	System is going to hibernate, call ->prepare() and ->freeze()
498  *		hibernation image, call ->prepare() and ->freeze() for all
788  * FREEZE	Quiesce operations so that a consistent image can be saved;
792  * PRETHAW	Quiesce as if for FREEZE; additionally, prepare for restoring
793  *		the system from a snapshot taken after an earlier FREEZE.