Units on TASCAM FireWire series receive MIDI messages by asynchronous
transactions on IEEE 1394 bus. Although the transaction is sent to a
certain register, current ALSA driver for this series has a redundant design.

This commit use the same address for the transaction.
Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>