Make sure you boot with radeon.audio=1 option https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/864735
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1180781 Title: No HDMI sound on ATI HD6450A, ALSA card is recognized To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1180781/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs