bebob: Improve code format for 3-dimensional array

The checkpatch.pl teacher complained...
fireworks: Use pointer instead of capturing atomic_t
fireworks: Improve code format for condition statement

Following to a custom in Linux.
fireworks: Rename macro for response
fireworks: Change codes for detecting channels

It was too strict.
fireworks: Improve comments for IEC61883 compliant

It's not fully compliant, sigh...
firewire-lib: Improve comments
dice: Fix wrong condition to check PCM channels