Re: [PATCH 2/3] drm: Remove references to removed transitional helpers

[Laurent Pinchart <laurent.pinchart@ideasonboard.com>]

Hi Geert,

On Fri, Jun 02, 2023 at 01:17:58PM +0200, Geert Uytterhoeven wrote:
> On Fri, Jun 2, 2023 at 1:05 PM Laurent Pinchart wrote:
> > On Fri, Jun 02, 2023 at 11:11:35AM +0200, Geert Uytterhoeven wrote:
> > > The transitional helpers were removed a long time ago, but some
> > > references stuck.  Remove them.
> > >
> > > Fixes: 21ebe615c16994f3 ("drm: Remove transitional helpers")
> > > Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
> 
> > > --- a/drivers/gpu/drm/drm_plane_helper.c
> > > +++ b/drivers/gpu/drm/drm_plane_helper.c
> > > @@ -51,14 +51,6 @@
> > >   * planes, and newly merged drivers must not rely upon these transitional
> > >   * helpers.
> > >   *
> >
> > The first paragraph starts with "This helper library has two parts.". As
> > you're dropping the mention of the second part, I think you should
> > rework the first paragraph too.
> 
> That was my initial thought, too.
> However, the code still has a second part, not related to the topic of
> the first part (primary plane support).

How about mentioning that in the comment then ?

> > > - * The second part also implements transitional helpers which allow drivers to
> > > - * gradually switch to the atomic helper infrastructure for plane updates. Once
> > > - * that switch is complete drivers shouldn't use these any longer, instead using
> > > - * the proper legacy implementations for update and disable plane hooks provided
> > > - * by the atomic helpers.
> > > - *
> > > - * Again drivers are strongly urged to switch to the new interfaces.
> > > - *
> > >   * The plane helpers share the function table structures with other helpers,
> > >   * specifically also the atomic helpers. See &struct drm_plane_helper_funcs for
> > >   * the details.

-- 
Regards,

Laurent Pinchart