I'm sorry for my mistake, the upstream kernel version tested was really 3.7.0-030700rc1-generic (there was only a problem installing fglrx but the kernel has installed well).
** Tags removed: kernel-bug-exists-upstream-v3.6.2-quantal ** Tags added: kernel-bug-exists-upstream-3.7.0-030700rc1-generic -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/839800 Title: 5.1 built-in surround detected as 4.0 on Acer Aspire 8943G with ALC670 To manage notifications about this bug go to: https://bugs.launchpad.net/alsa-driver/+bug/839800/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs