i'm still cant use discrete graphic with this driver release.. i'm using Ubuntu 13.04 and linux mint 15, both of them cant use discrete, but when i install in Ubuntu 12.10 it works perfectly
my laptop use ATI Radeon HD 7670M Hybrid.. any suggestion why is this can happen? here is error log from Xorg.0.log
[ 896.539] (II) fglrx(0): Intel display surface mc addr for AMD: 9f083000
[ 896.539] (EE) fglrx(0): Map intel primary surface to user space failed!
Fatal server error:
[ 896.539] AddScreen/ScreenInit failed for driver 0