270 static void snd_mtpav_output_port_write(struct mtpav *mtp_card,  in snd_mtpav_output_port_write()  argument
283 	if (portp->hwport != mtp_card->outmidihwport) {  in snd_mtpav_output_port_write()
284 		mtp_card->outmidihwport = portp->hwport;  in snd_mtpav_output_port_write()
286 		snd_mtpav_send_byte(mtp_card, 0xf5);  in snd_mtpav_output_port_write()
287 		snd_mtpav_send_byte(mtp_card, portp->hwport);  in snd_mtpav_output_port_write()
293 			snd_mtpav_send_byte(mtp_card, portp->running_status);  in snd_mtpav_output_port_write()
302 		snd_mtpav_send_byte(mtp_card, outbyte);  in snd_mtpav_output_port_write()
308 	struct mtpav *mtp_card = substream->rmidi->private_data;  in snd_mtpav_output_write()  local
309 	struct mtpav_port *portp = &mtp_card->ports[substream->number];  in snd_mtpav_output_write()
312 	spin_lock_irqsave(&mtp_card->spinlock, flags);  in snd_mtpav_output_write()
313 	snd_mtpav_output_port_write(mtp_card, portp, substream);  in snd_mtpav_output_write()
314 	spin_unlock_irqrestore(&mtp_card->spinlock, flags);  in snd_mtpav_output_write()
338 	struct mtpav *mtp_card = substream->rmidi->private_data;  in snd_mtpav_input_open()  local
339 	struct mtpav_port *portp = &mtp_card->ports[substream->number];  in snd_mtpav_input_open()
342 	spin_lock_irqsave(&mtp_card->spinlock, flags);  in snd_mtpav_input_open()
345 	if (mtp_card->share_irq++ == 0)  in snd_mtpav_input_open()
346 		snd_mtpav_mputreg(mtp_card, CREG, (SIGC_INTEN | SIGC_WRITE));	// enable pport interrupts  in snd_mtpav_input_open()
347 	spin_unlock_irqrestore(&mtp_card->spinlock, flags);  in snd_mtpav_input_open()
356 	struct mtpav *mtp_card = substream->rmidi->private_data;  in snd_mtpav_input_close()  local
357 	struct mtpav_port *portp = &mtp_card->ports[substream->number];  in snd_mtpav_input_close()
360 	spin_lock_irqsave(&mtp_card->spinlock, flags);  in snd_mtpav_input_close()
363 	if (--mtp_card->share_irq == 0)  in snd_mtpav_input_close()
364 		snd_mtpav_mputreg(mtp_card, CREG, 0);	// disable pport interrupts  in snd_mtpav_input_close()
365 	spin_unlock_irqrestore(&mtp_card->spinlock, flags);  in snd_mtpav_input_close()
374 	struct mtpav *mtp_card = substream->rmidi->private_data;  in snd_mtpav_input_trigger()  local
375 	struct mtpav_port *portp = &mtp_card->ports[substream->number];  in snd_mtpav_input_trigger()
378 	spin_lock_irqsave(&mtp_card->spinlock, flags);  in snd_mtpav_input_trigger()
383 	spin_unlock_irqrestore(&mtp_card->spinlock, flags);  in snd_mtpav_input_trigger()
427 	struct mtpav *mtp_card = substream->rmidi->private_data;  in snd_mtpav_output_open()  local
428 	struct mtpav_port *portp = &mtp_card->ports[substream->number];  in snd_mtpav_output_open()
431 	spin_lock_irqsave(&mtp_card->spinlock, flags);  in snd_mtpav_output_open()
434 	spin_unlock_irqrestore(&mtp_card->spinlock, flags);  in snd_mtpav_output_open()
443 	struct mtpav *mtp_card = substream->rmidi->private_data;  in snd_mtpav_output_close()  local
444 	struct mtpav_port *portp = &mtp_card->ports[substream->number];  in snd_mtpav_output_close()
447 	spin_lock_irqsave(&mtp_card->spinlock, flags);  in snd_mtpav_output_close()
450 	spin_unlock_irqrestore(&mtp_card->spinlock, flags);  in snd_mtpav_output_close()
459 	struct mtpav *mtp_card = substream->rmidi->private_data;  in snd_mtpav_output_trigger()  local
460 	struct mtpav_port *portp = &mtp_card->ports[substream->number];  in snd_mtpav_output_trigger()
463 	spin_lock_irqsave(&mtp_card->spinlock, flags);  in snd_mtpav_output_trigger()
466 			if (mtp_card->istimer++ == 0)  in snd_mtpav_output_trigger()
467 				snd_mtpav_add_output_timer(mtp_card);  in snd_mtpav_output_trigger()
472 		if (--mtp_card->istimer == 0)  in snd_mtpav_output_trigger()
473 			snd_mtpav_remove_output_timer(mtp_card);  in snd_mtpav_output_trigger()
475 	spin_unlock_irqrestore(&mtp_card->spinlock, flags);  in snd_mtpav_output_trigger()
680 	struct mtpav *mtp_card;  in snd_mtpav_probe()  local
683 				sizeof(*mtp_card), &card);  in snd_mtpav_probe()
687 	mtp_card = card->private_data;  in snd_mtpav_probe()
688 	spin_lock_init(&mtp_card->spinlock);  in snd_mtpav_probe()
689 	mtp_card->card = card;  in snd_mtpav_probe()
690 	mtp_card->irq = -1;  in snd_mtpav_probe()
691 	mtp_card->share_irq = 0;  in snd_mtpav_probe()
692 	mtp_card->inmidistate = 0;  in snd_mtpav_probe()
693 	mtp_card->outmidihwport = 0xffffffff;  in snd_mtpav_probe()
694 	timer_setup(&mtp_card->timer, snd_mtpav_output_timer, 0);  in snd_mtpav_probe()
696 	err = snd_mtpav_get_RAWMIDI(mtp_card);  in snd_mtpav_probe()
700 	mtp_card->inmidiport = mtp_card->num_ports + MTPAV_PIDX_BROADCAST;  in snd_mtpav_probe()
702 	err = snd_mtpav_get_ISA(mtp_card);  in snd_mtpav_probe()
711 	snd_mtpav_portscan(mtp_card);  in snd_mtpav_probe()
713 	err = snd_card_register(mtp_card->card);  in snd_mtpav_probe()