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 --- sound/firewire/tascam/tascam-transaction.c | 9 ++++----- sound/firewire/tascam/tascam.h | 3 +-- 2 files changed, 5 insertions(+), 7 deletions(-)
diff --git a/sound/firewire/tascam/tascam-transaction.c b/sound/firewire/tascam/tascam-transaction.c index 2f5e20c..4e362b83 100644 --- a/sound/firewire/tascam/tascam-transaction.c +++ b/sound/firewire/tascam/tascam-transaction.c @@ -230,20 +230,20 @@ static void midi_port_work(struct work_struct *work) fw_send_request(port->parent->card, &port->transaction, TCODE_WRITE_QUADLET_REQUEST, port->parent->node_id, generation, - port->parent->max_speed, port->addr, + port->parent->max_speed, + TSCM_ADDR_BASE + TSCM_OFFSET_MIDI_RX_QUAD, port->buf, 4, async_midi_port_callback, port); }
int snd_fw_async_midi_port_init(struct snd_fw_async_midi_port *port, - struct fw_unit *unit, u64 addr) + struct fw_unit *unit) { port->buf = kzalloc(4, GFP_KERNEL); if (port->buf == NULL) return -ENOMEM;
port->parent = fw_parent_device(unit); - port->addr = addr; port->idling = true; port->next_ktime = 0; port->error = false; @@ -336,8 +336,7 @@ int snd_tscm_transaction_register(struct snd_tscm *tscm)
for (i = 0; i < TSCM_MIDI_OUT_PORT_MAX; i++) { err = snd_fw_async_midi_port_init( - &tscm->out_ports[i], tscm->unit, - TSCM_ADDR_BASE + TSCM_OFFSET_MIDI_RX_QUAD); + &tscm->out_ports[i], tscm->unit); if (err < 0) goto error; } diff --git a/sound/firewire/tascam/tascam.h b/sound/firewire/tascam/tascam.h index c89d7af..de0aefe 100644 --- a/sound/firewire/tascam/tascam.h +++ b/sound/firewire/tascam/tascam.h @@ -52,7 +52,6 @@ struct snd_fw_async_midi_port { ktime_t next_ktime; bool error;
- u64 addr; struct fw_transaction transaction;
u8 *buf; @@ -148,7 +147,7 @@ int snd_tscm_stream_lock_try(struct snd_tscm *tscm); void snd_tscm_stream_lock_release(struct snd_tscm *tscm);
int snd_fw_async_midi_port_init(struct snd_fw_async_midi_port *port, - struct fw_unit *unit, u64 addr); + struct fw_unit *unit); void snd_fw_async_midi_port_destroy(struct snd_fw_async_midi_port *port);
static inline void