Perfectly normal however on the steptronic (selector lever only) BMW did change the convention in around 2002 from push to pull and vice versa, for up and down changes, which confused the hell out of many people. I had a Zed and X5 that worked opposite ways so had to change one so they matched
I'm not advotating you make the change but it's real easy to switch the function if you wish to and I can provide guidence, but suggest you get used to the way it is corectly set