Re: [PATCH v4 2/3] rust: platform: wire runtime PM callbacks

[Beata Michalska <beata.michalska@arm.com>]

On Fri, Oct 16, 2026 at 12:12:30PM +0000, Alice Ryhl wrote:
> On Mon, Oct 05, 2026 at 03:37:40PM +0200, Beata Michalska wrote:
> > @@ -223,6 +225,14 @@ pub trait Driver {
> >      /// The table of ACPI device ids supported by the driver.
> >      const ACPI_ID_TABLE: Option<acpi::IdTable<Self::IdInfo>> = None;
> >  
> > +    /// Provides driver's PM callbacks, if any.
> > +    fn dev_pm_ops() -> Option<crate::pm::DevPMOpsRef<'static, Adapter<Self>>>
> > +    where
> > +        Self: Sized,
> > +    {
> > +        None
> > +    }
> 
> Since `DevPMOps::pm_ops()` is a `const fn`, can this be an associated constant
> `const DEV_PM_OPS: Option<crate::pm::DevPMOpsRef<'static, Adapter<Self>>> = None;`
> to match `OF_ID_TABLE` and `ACPI_ID_TABLE` right above it?
>
It can, as long as no one would mind making the Driver trait sized.

---
BR
Beata
> Alice