On Wed, Jun 26, 2019 at 04:43:28PM +0300, Ville Syrjälä wrote:
> On Tue, Jun 25, 2019 at 04:40:45PM -0700, Dhinakaran Pandiyan wrote:
> > Currently we restrict the number of encoders that can be linked to
> > a connector to 3, increase it to match the maximum number of encoders
> > that can be initialized - 32. The current limitation looks artificial.
> > Increasing the limit to 32 does however increases the size of the static
> > u32 array keeping track of the encoder IDs.
> >
> > Cc: José Roberto de Souza <jose.souza@xxxxxxxxx>
> > Cc: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> > Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx
> > Signed-off-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@xxxxxxxxx>
> > ---
> > include/drm/drm_connector.h | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h
> > index ca745d9feaf5..91455b4a9360 100644
> > --- a/include/drm/drm_connector.h
> > +++ b/include/drm/drm_connector.h
> > @@ -1278,7 +1278,7 @@ struct drm_connector {
> > /** @override_edid: has the EDID been overwritten through debugfs for testing? */
> > bool override_edid;
> >
> > -#define DRM_CONNECTOR_MAX_ENCODER 3
> > +#define DRM_CONNECTOR_MAX_ENCODER 32
> > /**
> > * @encoder_ids: Valid encoders for this connector. Please only use
> > * drm_connector_for_each_possible_encoder() to enumerate these.
>
> I wonder if we couldn't just replace this array with a bitmask?
> I think the for_each_possible_encoder() thing I did a while back
> should make this easier potentially because most driver code just
> uses that.
+1 on possible encoders bitmask. More consistent at least.
-Daniel
--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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