Re: [PATCH v8 3/3] drm/fence: add out-fences support

From: Daniel Vetter
Date: Fri Nov 11 2016 - 12:11:40 EST


On Fri, Nov 11, 2016 at 11:48:09AM -0500, Sean Paul wrote:
> On Fri, Nov 11, 2016 at 9:15 AM, Gustavo Padovan <gustavo@xxxxxxxxxxx> wrote:
> > +static void complete_crtc_signaling(struct drm_device *dev,
> > + struct drm_atomic_state *state,
> > + struct drm_out_fence_state *fence_state,
> > + unsigned int num_fences, int ret)
> > +{
> > + struct drm_crtc *crtc;
> > + struct drm_crtc_state *crtc_state;
> > + int i;
> > +
> > + if (!ret) {
>
> I don't think there's any reason to smash the fd install and clean-up
> into one function. I think splitting into 2 functions and calling the
> right one from atomic_ioctl would be better.

Hm, I suggested this because the control flow in one of Gustavo's earlier
patches look really funny. I guess it could be split up again, but with
both callers in the current position. tbh I don't care whether it's this
or that, both are clear improvement over the older version.
-Daniel
--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch