BayLibre was present at the Embedded Linux Conference in Edinburgh. A session was dedicated to sharing a hardware accelerated encryption use case analysis. This use case was based on an OMAP4 platform running Android Jellybean. The analysis consisted in understanding the performances bottlenecks and improving them.
Here are the slides which were presented:
http://www.slideshare.net/baylibre/dma-optimization-bay-libre-guillene-v4