With my ATI HD 7790, I tried the Open Source driver but it doesn't support HDMI audio over DisplayPort. Now I'm not using DisplayPort but I also had no luck because I'm using now two monitors and it also doesn't support that (at least for me).
With my ATI HD 7790, I tried the Open Source driver but it doesn't support HDMI audio over DisplayPort. Now I'm not using DisplayPort but I also had no luck because I'm using now two monitors and it also doesn't support that (at least for me).