On Son, 2010-10-24 at 17:00 -0200, Lucas Clemente Vella wrote:
On regarding this bug https://bugs.freedesktop.org/show_bug.cgi?id=29726 what is the relation between querying crtc id and the vblank event? Could you point where this query is needed?
The query is needed for userspace to know which hardware CRTC to use in the command stream for sync to vblank.