Informatica AMD Publishes Open-Source Linux HSA Kernel Driver 13 Luglio 2014 admin AMD has just published a massive patch-set for the Linux kernel that finally implements a HSA (Heterogeneous System Architecture) in open-source. The set of 83 patches implement a Linux HSA driver for Radeon family GPUs and serves too as a sample driver for other HSA-compatible devices Heterogeneous System Architecture has been talked up for a while now by AMD as well as ARM vendors and now finally for open-source enthusiasts we can finally start seeing the advantages of the CPU and GPU on the same bus.