[PATCH 02/19] drm/atomic-helper: Make crtc helper funcs optional

Ville Syrjälä ville.syrjala at linux.intel.com
Thu Sep 19 18:47:49 UTC 2019


On Wed, Sep 18, 2019 at 01:42:09PM +0000, Lisovskiy, Stanislav wrote:
> On Mon, 2019-07-08 at 15:53 +0300, Ville Syrjala wrote:
> > From: Ville Syrjälä <ville.syrjala at linux.intel.com>
> > 
> > Allow drivers to call drm_atomic_helper_check_modeset() without
> > having the crtc helper funcs specified. i915 doesn't need those
> > anymore.
> > 
> > Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
> > ---
> >  drivers/gpu/drm/drm_atomic_helper.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> Reviewed-by: Stanislav Lisovskiy <stanislav.lisovskiy at intel.com>

1-2 pushed to drm-misc-next. The rest shall wait until those two
make the roundtrip back to dinq.

Thanks for the reviews.

> 
> > 
> > diff --git a/drivers/gpu/drm/drm_atomic_helper.c
> > b/drivers/gpu/drm/drm_atomic_helper.c
> > index aa16ea17ff9b..fb2ce692ae5b 100644
> > --- a/drivers/gpu/drm/drm_atomic_helper.c
> > +++ b/drivers/gpu/drm/drm_atomic_helper.c
> > @@ -481,7 +481,7 @@ mode_fixup(struct drm_atomic_state *state)
> >  			continue;
> >  
> >  		funcs = crtc->helper_private;
> > -		if (!funcs->mode_fixup)
> > +		if (!funcs || !funcs->mode_fixup)
> >  			continue;
> >  
> >  		ret = funcs->mode_fixup(crtc, &new_crtc_state->mode,

-- 
Ville Syrjälä
Intel


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