[Intel-gfx] [PATCH v2 3/6] drm: Add DisplayPort colorspace property

Mun, Gwan-gyeong gwan-gyeong.mun at intel.com
Tue Sep 3 04:57:56 UTC 2019


On Mon, 2019-09-02 at 17:44 +0300, Ville Syrjälä wrote:
> On Fri, Aug 23, 2019 at 12:52:29PM +0300, Gwan-gyeong Mun wrote:
> > In order to use colorspace property to Display Port connectors, it
> > extends
> > DRM_MODE_CONNECTOR_DisplayPort connector_type on
> > drm_mode_create_colorspace_property function.
> > 
> > Signed-off-by: Gwan-gyeong Mun <gwan-gyeong.mun at intel.com>
> > ---
> >  drivers/gpu/drm/drm_connector.c | 4 +++-
> >  1 file changed, 3 insertions(+), 1 deletion(-)
> > 
> > diff --git a/drivers/gpu/drm/drm_connector.c
> > b/drivers/gpu/drm/drm_connector.c
> > index 4c766624b20d..655ada9d4c16 100644
> > --- a/drivers/gpu/drm/drm_connector.c
> > +++ b/drivers/gpu/drm/drm_connector.c
> > @@ -1703,7 +1703,9 @@ int
> > drm_mode_create_colorspace_property(struct drm_connector
> > *connector)
> >  	struct drm_property *prop;
> >  
> >  	if (connector->connector_type == DRM_MODE_CONNECTOR_HDMIA ||
> > -	    connector->connector_type == DRM_MODE_CONNECTOR_HDMIB) {
> > +	    connector->connector_type == DRM_MODE_CONNECTOR_HDMIB ||
> > +	    connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort
> > ||
> > +	    connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
> 
> We don't need a separate set of enum values for DP?
> 
I checked DP 1.4a spec, 2.2.5.7.5 VSC SDP Payload for Pixel
Encoding/Colorimetry again,
Followed your comments, the spec requires more new colorimetry options
for DP 1.4a colorimetry format.
I'll add missed colorimetry options and will separate set of
colorimetry enum values for DP.

> >  		prop = drm_property_create_enum(dev,
> > DRM_MODE_PROP_ENUM,
> >  						"Colorspace",
> >  						hdmi_colorspaces,
> > -- 
> > 2.22.0
> > 
> > _______________________________________________
> > Intel-gfx mailing list
> > Intel-gfx at lists.freedesktop.org
> > https://lists.freedesktop.org/mailman/listinfo/intel-gfx


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