Volvo VIDA software and a DICE. unit and cables to the obd and your laptop are available on eBay or Chinese versions of eBay and it seems they are all ok. Google "Vida and dice buy from china"
My full disc and pad replacement for a V60 and an S80 was over a grand.
You can get parts from FCP Euro in USA with a lifetime return warranty , even oil filters! And do it yourself with plenty of advice available here on how to do it.