On Thu, Nov 25, 2010 at 04:29:53PM +0100, Laurent Pinchart wrote:
It depends on how you define nodes. I can certainly imagine a graph with 100 controls, but maybe several controls can be part of the same node ? On the video side we've decided to split entities depending on the possible data paths configurations. As I'm not a fluent ascii-art speaker, please have a look at pages 4 and 5 of http://www.ideasonboard.org/media/20101103-lpc- media.pdf
Please take a look at:
http://www.wolfsonmicro.com/products/WM8994
for an example of a modern smartphone CODEC. This has in the ballpark of 75-100 nodes (I've not counted exactly) represented in the routing graph in the driver today. This does not include any audio routing available in other components such as the CPU.