d28df86c87
See cooresponding code in:
commit 8d87070af2
Author: Jordan Justen <jordan.l.justen@intel.com>
Date: Thu Aug 28 14:47:19 2014 -0700
i965/cs: Implement brw_emit_gpgpu_walker
Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>