Re: [PATCH 6/7] ARM / Samsung: Use struct syscore_ops for "core" power management

From: Rafael J. Wysocki
Date: Mon Mar 28 2011 - 15:42:05 EST


On Monday, March 28, 2011, Ben Dooks wrote:
> On Mon, Mar 28, 2011 at 01:29:49AM +0200, Rafael J. Wysocki wrote:
> > From: Rafael J. Wysocki <rjw@xxxxxxx>
> >
> > Replace sysdev classes and struct sys_device objects used for "core"
> > power management by Samsung platforms with struct syscore_ops objects
> > that are simpler.
> >
> > This generally reduces the code size and the kernel memory footprint.
> > It also is necessary for removing sysdevs entirely from the kernel in
> > the future.
>
> Hmm, does it still allow the system to choose which bits are bound
> depending on the cpu being registered, as for the s3c stuff it isn't
> just about the suspend/resume, it's binding items that get registered
> early in the startup sequence?

The registering is still done through sysdevs, the syscore_ops are only
used for power management. I did my best to retain the existing flow of
control as far as possible.

Thanks,
Rafael
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