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SubjectRe: [PATCH v3 1/2] PM / sleep: Add power.direct_complete_default flag
On Tue, 19 May 2015, Tomeu Vizoso wrote:

> Introduce a new per-device flag power.direct_complete_default that will
> instruct the PM core to let that device remain in runtime suspend when
> the system goes into a sleep power state, without it having to implement
> the prepare() callback.
> This is useful because otherwise it would be needed to get dozens of
> drivers to implement the prepare() callback even if they don't have a
> 1-to-1 relationship with a piece of HW.
> Signed-off-by: Tomeu Vizoso <>

This seems to be a very reasonable approach, and much like what I
envisioned from Rafael's original suggestion.

Alan Stern

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