On Mon, Jan 06, 2020 at 11:03:54AM +0100, Boris Brezillon wrote:
> On Thu, 19 Dec 2019 11:11:48 +0100 Neil Armstrong wrote:
>
> > +/**
> > + * drm_atomic_helper_duplicate_bridge_state() - Default duplicate state helper
> > + * @bridge: bridge containing the state to duplicate
> > + *
> > + * Default implementation of &drm_bridge_funcs.atomic_duplicate().
> > + *
> > + * RETURNS:
> > + * a valid state object or NULL if the allocation fails.
> > + */
> > +struct drm_bridge_state *
> > +drm_atomic_helper_bridge_duplicate_state(struct drm_bridge *bridge)
> > +{
> > + struct drm_bridge_state *new;
> > +
> > + if (WARN_ON(!bridge->base.state))
> > + return NULL;
> > +
> > + new = kzalloc(sizeof(*new), GFP_KERNEL);
> > + if (new)
> > + __drm_atomic_helper_bridge_duplicate_state(bridge, new);
> > +
> > + return new;
> > +}
> > +EXPORT_SYMBOL(drm_atomic_helper_bridge_duplicate_state);
>
> IIRC, Laurent suggested to make those functions private. I'd also
> recommend changing the names to
> drm_atomic_*default*_bridge_<action>_state() and dropping the kernel doc
> header since making them static means they're no longer helper
> functions.
Please note that static functions may still benefit from documentation.
In this specific case the documentation can probably be dropped, but if
other functions have useful comments, please keep them.
--
Regards,
Laurent Pinchart
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