This is a tracker bug for issues that should be fixed for the 2012.01 (12.01)
Intel Linux Graphics stack release.
This tracker is for kernel-related issues.
The issues targeting kernel 3.2 were tracked at bug #42991. As kernel 3.2 was released with many open issues, this new tracked is opened with remaining issues.
add 3 eDP or 3-pipe bugs: 44304, 44305, 44309