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    SubjectRe: [PATCH 3/10 v6] PM / Domains: Support for generic I/O PM domains (v7)
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    On Friday, July 01, 2011, Kevin Hilman wrote:
    > "Rafael J. Wysocki" <rjw@sisk.pl> writes:
    >
    > > From: Rafael J. Wysocki <rjw@sisk.pl>
    > >
    > > Introduce common headers, helper functions and callbacks allowing
    > > platforms to use simple generic power domains for runtime power
    > > management.
    > >
    > > Introduce struct generic_pm_domain to be used for representing
    > > power domains that each contain a number of devices and may be
    > > parent domains or subdomains with respect to other power domains.
    > > Among other things, this structure includes callbacks to be
    > > provided by platforms for performing specific tasks related to
    > > power management (i.e. ->stop_device() may disable a device's
    > > clocks, while ->start_device() may enable them, ->power_off() is
    > > supposed to remove power from the entire power domain
    > > and ->power_on() is supposed to restore it).
    > >
    > > Introduce functions that can be used as power domain runtime PM
    > > callbacks, pm_genpd_runtime_suspend() and pm_genpd_runtime_resume(),
    > > as well as helper functions for the initialization of a power
    > > domain represented by a struct generic_power_domain object,
    > > adding a device to or removing a device from it and adding or
    > > removing subdomains.
    > >
    > > Introduce configuration option CONFIG_PM_GENERIC_DOMAINS to be
    > > selected by the platforms that want to use the new code.
    > >
    > > Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
    > > Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
    >
    > Reviewed-by: Kevin Hilman <khilman@ti.com>

    Thanks!

    > While I still don't think this is generic enough for some more
    > complicated SoCs, it most certainly a huge step in the right direction,
    > and I think we can address the other complexities with additional
    > patches as needed.

    That's my intention.

    > Thanks Rafael for all your hard work on this and putting up with my
    > nagging. ;)

    I don't mind that at all, it kind of helps to focus on important stuff. ;-)

    Rafael



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