On 03/15, Daniel Vetter wrote: > On Thu, Mar 14, 2019 at 03:48:45PM -0300, Rodrigo Siqueira wrote: > > Allow atomic_enable and atomic_disable operations from > > drm_crtc_helper_funcs struct optional. With this, the target display > > drivers don't need to define a dummy function if they don't need one. > > > > Changes since v2: > > * Don't make funcs optional > > * Update kerneldoc for atomic_enable/disable > > * Replace "if (funcs->atomic_enable)" by "if (funcs->commit)" > > * Improve commit message > > > > Signed-off-by: Rodrigo Siqueira <rodrigosiqueiram...@gmail.com> > > Reviewed-by: Daniel Vetter <daniel.vet...@ffwll.ch>
Hi,
Is it ok if I apply this patch?
> > ---
> > drivers/gpu/drm/drm_atomic_helper.c | 5 ++---
> > include/drm/drm_modeset_helper_vtables.h | 4 ++++
> > 2 files changed, 6 insertions(+), 3 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/drm_atomic_helper.c
> > b/drivers/gpu/drm/drm_atomic_helper.c
> > index 540a77a2ade9..d506e13c2945 100644
> > --- a/drivers/gpu/drm/drm_atomic_helper.c
> > +++ b/drivers/gpu/drm/drm_atomic_helper.c
> > @@ -1034,7 +1034,7 @@ disable_outputs(struct drm_device *dev, struct
> > drm_atomic_state *old_state)
> > funcs->atomic_disable(crtc, old_crtc_state);
> > else if (funcs->disable)
> > funcs->disable(crtc);
> > - else
> > + else if (funcs->dpms)
> > funcs->dpms(crtc, DRM_MODE_DPMS_OFF);
> >
> > if (!(dev->irq_enabled && dev->num_crtcs))
> > @@ -1277,10 +1277,9 @@ void drm_atomic_helper_commit_modeset_enables(struct
> > drm_device *dev,
> > if (new_crtc_state->enable) {
> > DRM_DEBUG_ATOMIC("enabling [CRTC:%d:%s]\n",
> > crtc->base.id, crtc->name);
> > -
> > if (funcs->atomic_enable)
> > funcs->atomic_enable(crtc, old_crtc_state);
> > - else
> > + else if (funcs->commit)
> > funcs->commit(crtc);
> > }
> > }
> > diff --git a/include/drm/drm_modeset_helper_vtables.h
> > b/include/drm/drm_modeset_helper_vtables.h
> > index cfb7be40bed7..ce4de6b1e444 100644
> > --- a/include/drm/drm_modeset_helper_vtables.h
> > +++ b/include/drm/drm_modeset_helper_vtables.h
> > @@ -418,6 +418,8 @@ struct drm_crtc_helper_funcs {
> > * Drivers can use the @old_crtc_state input parameter if the operations
> > * needed to enable the CRTC don't depend solely on the new state but
> > * also on the transition between the old state and the new state.
> > + *
> > + * This function is optional.
> > */
> > void (*atomic_enable)(struct drm_crtc *crtc,
> > struct drm_crtc_state *old_crtc_state);
> > @@ -441,6 +443,8 @@ struct drm_crtc_helper_funcs {
> > * parameter @old_crtc_state which could be used to access the old
> > * state. Atomic drivers should consider to use this one instead
> > * of @disable.
> > + *
> > + * This function is optional.
> > */
> > void (*atomic_disable)(struct drm_crtc *crtc,
> > struct drm_crtc_state *old_crtc_state);
> > --
> > 2.21.0
>
> --
> Daniel Vetter
> Software Engineer, Intel Corporation
> http://blog.ffwll.ch
--
Rodrigo Siqueira
https://siqueira.tech
Graduate Student
Department of Computer Science
University of São Paulo
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