diff options
Diffstat (limited to 'sound/firewire/tascam/tascam.h')
| -rw-r--r-- | sound/firewire/tascam/tascam.h | 39 |
1 files changed, 37 insertions, 2 deletions
diff --git a/sound/firewire/tascam/tascam.h b/sound/firewire/tascam/tascam.h index d3cd4065722b..08ecfae5c584 100644 --- a/sound/firewire/tascam/tascam.h +++ b/sound/firewire/tascam/tascam.h @@ -45,6 +45,23 @@ struct snd_tscm_spec { #define TSCM_MIDI_IN_PORT_MAX 4 #define TSCM_MIDI_OUT_PORT_MAX 4 +struct snd_fw_async_midi_port { + struct fw_device *parent; + struct work_struct work; + bool idling; + ktime_t next_ktime; + bool error; + + struct fw_transaction transaction; + + u8 buf[4]; + u8 running_status; + bool on_sysex; + + struct snd_rawmidi_substream *substream; + int consume_bytes; +}; + struct snd_tscm { struct snd_card *card; struct fw_unit *unit; @@ -72,8 +89,6 @@ struct snd_tscm { /* For MIDI message outgoing transactions. */ struct snd_fw_async_midi_port out_ports[TSCM_MIDI_OUT_PORT_MAX]; - u8 running_status[TSCM_MIDI_OUT_PORT_MAX]; - bool on_sysex[TSCM_MIDI_OUT_PORT_MAX]; }; #define TSCM_ADDR_BASE 0xffff00000000ull @@ -131,6 +146,26 @@ void snd_tscm_stream_lock_changed(struct snd_tscm *tscm); int snd_tscm_stream_lock_try(struct snd_tscm *tscm); void snd_tscm_stream_lock_release(struct snd_tscm *tscm); +void snd_fw_async_midi_port_init(struct snd_fw_async_midi_port *port); + +static inline void +snd_fw_async_midi_port_run(struct snd_fw_async_midi_port *port, + struct snd_rawmidi_substream *substream) +{ + if (!port->error) { + port->substream = substream; + schedule_work(&port->work); + } +} + +static inline void +snd_fw_async_midi_port_finish(struct snd_fw_async_midi_port *port) +{ + port->substream = NULL; + cancel_work_sync(&port->work); + port->error = false; +} + int snd_tscm_transaction_register(struct snd_tscm *tscm); int snd_tscm_transaction_reregister(struct snd_tscm *tscm); void snd_tscm_transaction_unregister(struct snd_tscm *tscm); |