238 	struct snd_card_aica *dreamcastcard;  in aica_dma_transfer()  local
242 	dreamcastcard = substream->pcm->private_data;  in aica_dma_transfer()
243 	period_offset = dreamcastcard->clicks;  in aica_dma_transfer()
267 static void startup_aica(struct snd_card_aica *dreamcastcard)  in startup_aica()  argument
270 		    dreamcastcard->channel, sizeof(struct aica_channel));  in startup_aica()
278 	struct snd_card_aica *dreamcastcard;  in run_spu_dma()  local
279 	dreamcastcard =  in run_spu_dma()
281 	runtime = dreamcastcard->substream->runtime;  in run_spu_dma()
282 	if (unlikely(dreamcastcard->dma_check == 0)) {  in run_spu_dma()
286 			dreamcastcard->channel->flags |= 0x01;  in run_spu_dma()
288 				  dreamcastcard->substream);  in run_spu_dma()
289 		startup_aica(dreamcastcard);  in run_spu_dma()
290 		dreamcastcard->clicks =  in run_spu_dma()
296 				  dreamcastcard->substream);  in run_spu_dma()
297 		snd_pcm_period_elapsed(dreamcastcard->substream);  in run_spu_dma()
298 		dreamcastcard->clicks++;  in run_spu_dma()
299 		if (unlikely(dreamcastcard->clicks >= AICA_PERIOD_NUMBER))  in run_spu_dma()
300 			dreamcastcard->clicks %= AICA_PERIOD_NUMBER;  in run_spu_dma()
301 		mod_timer(&dreamcastcard->timer, jiffies + 1);  in run_spu_dma()
311 	struct snd_card_aica *dreamcastcard;  in aica_period_elapsed()  local
314 	dreamcastcard = substream->pcm->private_data;  in aica_period_elapsed()
321 	if (play_period == dreamcastcard->current_period) {  in aica_period_elapsed()
323 		mod_timer(&(dreamcastcard->timer), jiffies + 1);  in aica_period_elapsed()
327 		dreamcastcard->current_period = play_period;  in aica_period_elapsed()
328 	if (unlikely(dreamcastcard->dma_check == 0))  in aica_period_elapsed()
329 		dreamcastcard->dma_check = 1;  in aica_period_elapsed()
330 	queue_work(aica_queue, &(dreamcastcard->spu_dma_work));  in aica_period_elapsed()
335 	struct snd_card_aica *dreamcastcard;  in spu_begin_dma()  local
338 	dreamcastcard = substream->pcm->private_data;  in spu_begin_dma()
340 	queue_work(aica_queue, &(dreamcastcard->spu_dma_work));  in spu_begin_dma()
342 	if (unlikely(dreamcastcard->timer.data)) {  in spu_begin_dma()
343 		mod_timer(&dreamcastcard->timer, jiffies + 4);  in spu_begin_dma()
346 	setup_timer(&dreamcastcard->timer, aica_period_elapsed,  in spu_begin_dma()
348 	mod_timer(&dreamcastcard->timer, jiffies + 4);  in spu_begin_dma()
356 	struct snd_card_aica *dreamcastcard;  in snd_aicapcm_pcm_open()  local
359 	dreamcastcard = substream->pcm->private_data;  in snd_aicapcm_pcm_open()
366 	channel->vol = dreamcastcard->master_volume;  in snd_aicapcm_pcm_open()
370 	dreamcastcard->channel = channel;  in snd_aicapcm_pcm_open()
374 	dreamcastcard->clicks = 0;  in snd_aicapcm_pcm_open()
375 	dreamcastcard->current_period = 0;  in snd_aicapcm_pcm_open()
376 	dreamcastcard->dma_check = 0;  in snd_aicapcm_pcm_open()
383 	struct snd_card_aica *dreamcastcard = substream->pcm->private_data;  in snd_aicapcm_pcm_close()  local
385 	if (dreamcastcard->timer.data)  in snd_aicapcm_pcm_close()
386 		del_timer(&dreamcastcard->timer);  in snd_aicapcm_pcm_close()
387 	kfree(dreamcastcard->channel);  in snd_aicapcm_pcm_close()
412 	struct snd_card_aica *dreamcastcard = substream->pcm->private_data;  in snd_aicapcm_pcm_prepare()  local
414 		dreamcastcard->channel->sfmt = SM_16BIT;  in snd_aicapcm_pcm_prepare()
415 	dreamcastcard->channel->freq = substream->runtime->rate;  in snd_aicapcm_pcm_prepare()
416 	dreamcastcard->substream = substream;  in snd_aicapcm_pcm_prepare()
455 				  *dreamcastcard, int pcm_index)  in snd_aicapcmchip()
461 	    snd_pcm_new(dreamcastcard->card, "AICA PCM", pcm_index, 1, 0,  in snd_aicapcmchip()
465 	pcm->private_data = dreamcastcard;  in snd_aicapcmchip()
513 	struct snd_card_aica *dreamcastcard;  in aica_pcmvolume_get()  local
514 	dreamcastcard = kcontrol->private_data;  in aica_pcmvolume_get()
515 	if (unlikely(!dreamcastcard->channel))  in aica_pcmvolume_get()
517 	ucontrol->value.integer.value[0] = dreamcastcard->channel->vol;  in aica_pcmvolume_get()
524 	struct snd_card_aica *dreamcastcard;  in aica_pcmvolume_put()  local
526 	dreamcastcard = kcontrol->private_data;  in aica_pcmvolume_put()
527 	if (unlikely(!dreamcastcard->channel))  in aica_pcmvolume_put()
532 	if (unlikely(dreamcastcard->channel->vol == vol))  in aica_pcmvolume_put()
534 	dreamcastcard->channel->vol = ucontrol->value.integer.value[0];  in aica_pcmvolume_put()
535 	dreamcastcard->master_volume = ucontrol->value.integer.value[0];  in aica_pcmvolume_put()
537 		    dreamcastcard->channel, sizeof(struct aica_channel));  in aica_pcmvolume_put()
575 static int add_aicamixer_controls(struct snd_card_aica *dreamcastcard)  in add_aicamixer_controls()  argument
579 	    (dreamcastcard->card,  in add_aicamixer_controls()
580 	     snd_ctl_new1(&snd_aica_pcmvolume_control, dreamcastcard));  in add_aicamixer_controls()
584 	    (dreamcastcard->card,  in add_aicamixer_controls()
585 	     snd_ctl_new1(&snd_aica_pcmswitch_control, dreamcastcard));  in add_aicamixer_controls()
593 	struct snd_card_aica *dreamcastcard;  in snd_aica_remove()  local
594 	dreamcastcard = platform_get_drvdata(devptr);  in snd_aica_remove()
595 	if (unlikely(!dreamcastcard))  in snd_aica_remove()
597 	snd_card_free(dreamcastcard->card);  in snd_aica_remove()
598 	kfree(dreamcastcard);  in snd_aica_remove()
605 	struct snd_card_aica *dreamcastcard;  in snd_aica_probe()  local
606 	dreamcastcard = kmalloc(sizeof(struct snd_card_aica), GFP_KERNEL);  in snd_aica_probe()
607 	if (unlikely(!dreamcastcard))  in snd_aica_probe()
610 			   THIS_MODULE, 0, &dreamcastcard->card);  in snd_aica_probe()
612 		kfree(dreamcastcard);  in snd_aica_probe()
615 	strcpy(dreamcastcard->card->driver, "snd_aica");  in snd_aica_probe()
616 	strcpy(dreamcastcard->card->shortname, SND_AICA_DRIVER);  in snd_aica_probe()
617 	strcpy(dreamcastcard->card->longname,  in snd_aica_probe()
620 	INIT_WORK(&(dreamcastcard->spu_dma_work), run_spu_dma);  in snd_aica_probe()
622 	err = snd_aicapcmchip(dreamcastcard, 0);  in snd_aica_probe()
625 	dreamcastcard->timer.data = 0;  in snd_aica_probe()
626 	dreamcastcard->channel = NULL;  in snd_aica_probe()
628 	err = add_aicamixer_controls(dreamcastcard);  in snd_aica_probe()
632 	err = snd_card_register(dreamcastcard->card);  in snd_aica_probe()
635 	platform_set_drvdata(devptr, dreamcastcard);  in snd_aica_probe()
643 	snd_card_free(dreamcastcard->card);  in snd_aica_probe()
644 	kfree(dreamcastcard);  in snd_aica_probe()