[PATCH 19/20] drm/amd/display: only enable HDCP for DCN+

[Why] We don't support HDCP for pre RAVEN asics [How] Check if we are RAVEN+. Use this to attach the content_protection property, this way usermode can't try to enable HDCP on pre DCN asics. Also we need to update the module on hpd so guard it aswell Signed-off-by: Bhawanpreet Lakha Reviewed-by

[PATCH 19/20] drm/amd/display: only enable HDCP for DCN+

[Why] We don't support HDCP for pre RAVEN asics [How] Check if we are RAVEN+. Use this to attach the content_protection property, this way usermode can't try to enable HDCP on pre DCN asics. Also we need to update the module on hpd so guard it aswell Signed-off-by: Bhawanpreet Lakha Reviewed-by

[PATCH 19/20] drm/amd/display: only enable HDCP for DCN+

[Why] We don't support HDCP for pre RAVEN asics [How] Check if we are RAVEN+. Use this to attach the content_protection property, this way usermode can't try to enable HDCP on pre DCN asics. Also we need to update the module on hpd so guard it aswell Change-Id: I1f425bca6eb1139a4b0fe808c455df148