You can avoid the Crackling by using alsamixer for the volume control... I don't know wether one can use alsamixer with his media keys, but it should help:)
-- snd-hda-intel: spurious response messages in dmesg - causes crackle https://bugs.launchpad.net/bugs/433189 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
