fireworks: Fix a bug to miss storing first transaction to buffer

snd_efw_transaction_add_instance() must called before get_hardware_info()
to pick up the first transaction.
firewire-lib: Add sorting in-packets for full duplex streams with sync

In full duplex streams with synchronization, consistency of SYT field in
in-packets is important for out-packets. This commit add sorting in-packets
according to the value of dbc.