On Fri, 2016-08-12 at 15:18 +0200, Linus Walleij wrote:

I would probably prefer that option (introduce another field)
but you should make the overall decision, it's no strong opinion
from my side.

quoted

Would it be acceptable to document that requirement?

It might make it a bit less nasty (and easier to change later on
if necessary) to use some kind of:

	bool ast_signal_is_gpio(...)

And stick the strcmp in there.

Cheers,
Ben.