[PATCH v2] drm/of: Consider the state in which the ep is disabled

Daniel Vetter daniel at ffwll.ch
Thu Oct 15 11:23:01 EDT 2020


On Wed, Oct 14, 2020 at 09:48:43AM +0800, Kever Yang wrote:
> Hi Maintainers,
> 
>     Does this patch ready to merge?

Would maybe be good to get some acks from other drivers using this, then
Sandy can push to drm-misc-next.
-Daniel
> 
> On 2020/7/7 下午7:25, Sandy Huang wrote:
> > don't mask possible_crtcs if remote-point is disabled.
> > 
> > Signed-off-by: Sandy Huang <hjc at rock-chips.com>
> > ---
> >   drivers/gpu/drm/drm_of.c | 3 +++
> >   1 file changed, 3 insertions(+)
> > 
> > diff --git a/drivers/gpu/drm/drm_of.c b/drivers/gpu/drm/drm_of.c
> > index fdb05fbf72a0..565f05f5f11b 100644
> > --- a/drivers/gpu/drm/drm_of.c
> > +++ b/drivers/gpu/drm/drm_of.c
> > @@ -66,6 +66,9 @@ uint32_t drm_of_find_possible_crtcs(struct drm_device *dev,
> >   	uint32_t possible_crtcs = 0;
> >   	for_each_endpoint_of_node(port, ep) {
> > +		if (!of_device_is_available(ep))
> > +			continue;
> > +
> >   		remote_port = of_graph_get_remote_port(ep);
> >   		if (!remote_port) {
> >   			of_node_put(ep);
> 
> Looks good to me.
> 
> 
> Reviewed-by: Kever Yang <kever.yang at rock-chips.com>
-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch



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