On Wed, 2017-01-25 at 07:18 +0100, Daniel Vetter wrote:
> On Tue, Jan 24, 2017 at 03:49:35PM -0800, Dhinakaran Pandiyan wrote:
> > Having a ->atomic_release callback is useful to release shared resources
> > that get allocated in compute_config().
> >
> > Suggested-by: Daniel Vetter <daniel.vetter@xxxxxxxx>
> > Signed-off-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@xxxxxxxxx>
> > ---
> > include/drm/drm_modeset_helper_vtables.h | 15 +++++++++++++++
> > 1 file changed, 15 insertions(+)
> >
> > diff --git a/include/drm/drm_modeset_helper_vtables.h b/include/drm/drm_modeset_helper_vtables.h
> > index 46f5b34..e41b18a 100644
> > --- a/include/drm/drm_modeset_helper_vtables.h
> > +++ b/include/drm/drm_modeset_helper_vtables.h
> > @@ -831,6 +831,21 @@ struct drm_connector_helper_funcs {
> > */
> > struct drm_encoder *(*atomic_best_encoder)(struct drm_connector *connector,
> > struct drm_connector_state *connector_state);
> > +
> > + /**
> > + * @atomic_release:
> > + *
> > + * This function is used to release shared resources that were
> > + * previously acquired. For example, resources acquired in
> > + * encoder->compute_config() can be released by calling this function
>
> @compute_config is the right way to do references within the same struct.
>
> > + * from mode_fixup()
>
> Same here.
>
> Patch split up is a bit strange, hence why my review of the design is in
> later patches.
>
> Thanks, Daniel
>
I'll squash them appropriately, thanks for the review.
-DK
> > + *
> > + * NOTE:
> > + *
> > + * This function is called in the check phase of an atomic update.
> > + */
> > + void (*atomic_release)(struct drm_connector *connector,
> > + struct drm_connector_state *connector_state);
> > };
> >
> > /**
> > --
> > 2.7.4
> >
>
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