AMD kaveri not detecting my driver?

Question

I have a AMD Kaveri APU, recently downloaded oibaf driver PPA, but when I try to play any game I get a black screen or very slow 3D.

Any idea on how to fix?

 *-display NO RECLAMADO  
   descripción: VGA compatible controller
   producto: Kaveri [Radeon R7 Graphics]
   fabricante: Advanced Micro Devices, Inc. [AMD/ATI]
   id físico: 1
   información del bus: pci@0000:00:01.0
   versión: 00
   anchura: 64 bits
   reloj: 33MHz
   capacidades: pm pciexpress msi vga_controller bus_master cap_list
   configuración: latency=0
   recursos: memoria:c0000000-cfffffff memoria:d0000000-d07fffff ioport:f000(size=256) memoria:feb00000-feb3ffff memoria:feb40000-feb5ffff

this is on ubuntu 16.04

this is what I get with glxinfo -i | grep render

pablo@pablo:~$ glxinfo -i | grep render
X Error of failed request:  BadValue (integer parameter out of range for operation)
  Major opcode of failed request:  154 (GLX)
  Minor opcode of failed request:  24 (X_GLXCreateNewContext)
  Value in failed request:  0x0
  Serial number of failed request:  44
  Current serial number in output stream:  47
pablo@pablo:~$