On Thu, Dec 22, 2016 at 10:36:01AM +0200, Ander Conselvan De Oliveira wrote:
> On Wed, 2016-12-21 at 12:12 -0800, Dhinakaran Pandiyan wrote:
> > This check is useful for drivers that do not have DRIVER_ATOMIC set but
> > have atomic modesetting internally implemented. Wrap the check into a
> > function since this is used in many places and as a bonus, the function
> > name helps to document what the check is for.
> >
> > v2:
> > Change return type to bool (Ville)
> > Move the function drm_atomic.h (Daniel)
> >
> > Suggested-by: Daniel Vetter <daniel.vetter@xxxxxxxx>
> > Cc: Daniel Vetter <daniel.vetter@xxxxxxxx>
> > Cc: Ben Skeggs <bskeggs@xxxxxxxxxx>
> > Signed-off-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@xxxxxxxxx>
> > ---
> > drivers/gpu/drm/drm_fb_helper.c | 6 +++---
> > drivers/gpu/drm/nouveau/nouveau_connector.c | 5 +++--
> > drivers/gpu/drm/nouveau/nouveau_display.c | 6 +++---
> > drivers/gpu/drm/nouveau/nouveau_fbcon.c | 3 ++-
> > include/drm/drm_atomic.h | 11 +++++++++++
> > 5 files changed, 22 insertions(+), 9 deletions(-)
> >
>
> ...
>
> > diff --git a/include/drm/drm_atomic.h b/include/drm/drm_atomic.h
> > index 8cc7ca2..43db162 100644
> > --- a/include/drm/drm_atomic.h
> > +++ b/include/drm/drm_atomic.h
> > @@ -419,5 +419,16 @@ drm_atomic_crtc_needs_modeset(const struct drm_crtc_state
> > *state)
> > state->connectors_changed;
> > }
> >
> > +/* drm_drv_uses_atomic_modeset - check if the driver implements
>
> Shouldn't this be
>
> /**
> * drm_drv_uses_atomic_modeset - ...
>
> so it is included in the generated documentation?
Yup. I'm blind this week it seems. DK, please run
$ make DOCBOOKS="" htmldocs
and make sure your new documentation does get rendered correctly and shows
up in the output.
-Daniel
>
> Ander
>
>
> > + * atomic_commit()
> > + * @dev: DRM device
> > + *
> > + * This check is useful if drivers do not have DRIVER_ATOMIC set but
> > + * have atomic modesetting internally implemented.
> > + */
> > +static inline bool drm_drv_uses_atomic_modeset(struct drm_device *dev)
> > +{
> > + return dev->mode_config.funcs->atomic_commit ? true : false;
> > +}
> >
> > #endif /* DRM_ATOMIC_H_ */
--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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