250 	struct snd_tscm *tscm = callback_data;  in handle_midi_tx()  local
259 	if (offset != tscm->async_handler.offset)  in handle_midi_tx()
268 		if (port >= tscm->spec->midi_capture_ports)  in handle_midi_tx()
284 		substream = READ_ONCE(tscm->tx_midi_substreams[port]);  in handle_midi_tx()
292 int snd_tscm_transaction_register(struct snd_tscm *tscm)  in snd_tscm_transaction_register()  argument
306 	tscm->async_handler.length = 8 * 8;  in snd_tscm_transaction_register()
307 	tscm->async_handler.address_callback = handle_midi_tx;  in snd_tscm_transaction_register()
308 	tscm->async_handler.callback_data = tscm;  in snd_tscm_transaction_register()
310 	err = fw_core_add_address_handler(&tscm->async_handler,  in snd_tscm_transaction_register()
315 	err = snd_tscm_transaction_reregister(tscm);  in snd_tscm_transaction_register()
320 		tscm->out_ports[i].parent = fw_parent_device(tscm->unit);  in snd_tscm_transaction_register()
321 		tscm->out_ports[i].next_ktime = 0;  in snd_tscm_transaction_register()
322 		INIT_WORK(&tscm->out_ports[i].work, midi_port_work);  in snd_tscm_transaction_register()
327 	fw_core_remove_address_handler(&tscm->async_handler);  in snd_tscm_transaction_register()
328 	tscm->async_handler.callback_data = NULL;  in snd_tscm_transaction_register()
333 int snd_tscm_transaction_reregister(struct snd_tscm *tscm)  in snd_tscm_transaction_reregister()  argument
335 	struct fw_device *device = fw_parent_device(tscm->unit);  in snd_tscm_transaction_reregister()
341 			  (tscm->async_handler.offset >> 32));  in snd_tscm_transaction_reregister()
342 	err = snd_fw_transaction(tscm->unit, TCODE_WRITE_QUADLET_REQUEST,  in snd_tscm_transaction_reregister()
348 	reg = cpu_to_be32(tscm->async_handler.offset);  in snd_tscm_transaction_reregister()
349 	err = snd_fw_transaction(tscm->unit, TCODE_WRITE_QUADLET_REQUEST,  in snd_tscm_transaction_reregister()
357 	err = snd_fw_transaction(tscm->unit, TCODE_WRITE_QUADLET_REQUEST,  in snd_tscm_transaction_reregister()
365 	return snd_fw_transaction(tscm->unit, TCODE_WRITE_QUADLET_REQUEST,  in snd_tscm_transaction_reregister()
370 void snd_tscm_transaction_unregister(struct snd_tscm *tscm)  in snd_tscm_transaction_unregister()  argument
374 	if (tscm->async_handler.callback_data == NULL)  in snd_tscm_transaction_unregister()
379 	snd_fw_transaction(tscm->unit, TCODE_WRITE_QUADLET_REQUEST,  in snd_tscm_transaction_unregister()
385 	snd_fw_transaction(tscm->unit, TCODE_WRITE_QUADLET_REQUEST,  in snd_tscm_transaction_unregister()
390 	snd_fw_transaction(tscm->unit, TCODE_WRITE_QUADLET_REQUEST,  in snd_tscm_transaction_unregister()
393 	snd_fw_transaction(tscm->unit, TCODE_WRITE_QUADLET_REQUEST,  in snd_tscm_transaction_unregister()
397 	fw_core_remove_address_handler(&tscm->async_handler);  in snd_tscm_transaction_unregister()
398 	tscm->async_handler.callback_data = NULL;  in snd_tscm_transaction_unregister()