[PATCH 3/5] drm/atomic: Remove pointless private object NULL state check

Ville Syrjälä ville.syrjala at linux.intel.com
Mon Jul 3 17:39:57 UTC 2017


On Mon, Jul 03, 2017 at 06:53:38PM +0200, Daniel Vetter wrote:
> On Mon, Jul 03, 2017 at 04:43:35PM +0300, ville.syrjala at linux.intel.com wrote:
> > From: Ville Syrjälä <ville.syrjala at linux.intel.com>
> > 
> > We will never add private objects with a NULL state into the atomic
> > state, hence checking for that is pointless.
> > 
> > Cc: Dhinakaran Pandiyan <dhinakaran.pandiyan at intel.com>
> > Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
> 
> Reviewed-by: Daniel Vetter <daniel.vetter at ffwll.ch>
> 
> For patches 1&2, feels a bit overengineered to me, I think the other one
> was simpler.

I had to do the same thing for private objects, hence I figure why not
share the code and avoid putting in slightly different bugs for
different type object.

> Not objecting, you just need to find someone else to
> like&review it.
> -Daniel
> 
> > ---
> >  drivers/gpu/drm/drm_atomic.c | 3 +--
> >  1 file changed, 1 insertion(+), 2 deletions(-)
> > 
> > diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c
> > index 1663ec3626a1..a61e396b11a8 100644
> > --- a/drivers/gpu/drm/drm_atomic.c
> > +++ b/drivers/gpu/drm/drm_atomic.c
> > @@ -1019,8 +1019,7 @@ drm_atomic_get_private_obj_state(struct drm_atomic_state *state, void *obj,
> >  	struct __drm_private_objs_state *arr;
> >  
> >  	for (i = 0; i < state->num_private_objs; i++)
> > -		if (obj == state->private_objs[i].obj &&
> > -		    state->private_objs[i].obj_state)
> > +		if (obj == state->private_objs[i].obj)
> >  			return state->private_objs[i].obj_state;
> >  
> >  	num_objs = state->num_private_objs + 1;
> > -- 
> > 2.13.0
> > 
> > _______________________________________________
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> > dri-devel at lists.freedesktop.org
> > https://lists.freedesktop.org/mailman/listinfo/dri-devel
> 
> -- 
> Daniel Vetter
> Software Engineer, Intel Corporation
> http://blog.ffwll.ch

-- 
Ville Syrjälä
Intel OTC


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