It's complicated. She controls when we're going to have sex. But once in the act - 85% of the time I've picked the toys (I bought them all) and have a plan for what to do with them. However depending on whats working or not, she may ask me to switch to some other toy or position.
For the 15% of the time when she takes charge - the above scenario is reversed. I will give her free reign - unless its not working for me.