[PATCH 1/2] drm/atomic: Add helpers for state-subclassing drivers

From: Thierry Reding Drivers that subclass CRTC, plane or connector state need to carefully duplicate the code that the atomic helpers have. This is bound to cause breakage eventually because it requires auditing all drivers and update them when code is added to the helpers. In order to avoid th

[PATCH 1/2] drm/atomic: Add helpers for state-subclassing drivers

Thierry Reding writes: > From: Thierry Reding > > Drivers that subclass CRTC, plane or connector state need to carefully > duplicate the code that the atomic helpers have. This is bound to cause > breakage eventually because it requires auditing all drivers and update > them when code is added t