66 	struct gus_pcm_private *pcmp = private_data;  in snd_gf1_pcm_block_change_ack()  local
68 	if (pcmp) {  in snd_gf1_pcm_block_change_ack()
69 		atomic_dec(&pcmp->dma_count);  in snd_gf1_pcm_block_change_ack()
70 		wake_up(&pcmp->sleep);  in snd_gf1_pcm_block_change_ack()
81 	struct gus_pcm_private *pcmp = runtime->private_data;  in snd_gf1_pcm_block_change()  local
99 	block.private_data = pcmp;  in snd_gf1_pcm_block_change()
101 	if (!snd_gf1_dma_transfer_block(pcmp->gus, &block, 0, 0))  in snd_gf1_pcm_block_change()
102 		atomic_inc(&pcmp->dma_count);  in snd_gf1_pcm_block_change()
109 	struct gus_pcm_private *pcmp = runtime->private_data;  in snd_gf1_pcm_trigger_up()  local
110 	struct snd_gus_card * gus = pcmp->gus;  in snd_gf1_pcm_trigger_up()
119 	spin_lock_irqsave(&pcmp->lock, flags);  in snd_gf1_pcm_trigger_up()
120 	if (pcmp->flags & SNDRV_GF1_PCM_PFLG_ACTIVE) {  in snd_gf1_pcm_trigger_up()
121 		spin_unlock_irqrestore(&pcmp->lock, flags);  in snd_gf1_pcm_trigger_up()
124 	pcmp->flags |= SNDRV_GF1_PCM_PFLG_ACTIVE;  in snd_gf1_pcm_trigger_up()
125 	pcmp->final_volume = 0;  in snd_gf1_pcm_trigger_up()
126 	spin_unlock_irqrestore(&pcmp->lock, flags);  in snd_gf1_pcm_trigger_up()
132 	if (pcmp->blocks == 1) {  in snd_gf1_pcm_trigger_up()
136 	for (voice = 0; voice < pcmp->voices; voice++) {  in snd_gf1_pcm_trigger_up()
137 		begin = pcmp->memory + voice * (pcmp->dma_size / runtime->channels);  in snd_gf1_pcm_trigger_up()
138 		curr = begin + (pcmp->bpos * pcmp->block_size) / runtime->channels;  in snd_gf1_pcm_trigger_up()
139 		end = curr + (pcmp->block_size / runtime->channels);  in snd_gf1_pcm_trigger_up()
149 		snd_gf1_select_voice(gus, pcmp->pvoices[voice]->number);  in snd_gf1_pcm_trigger_up()
167 	for (voice = 0; voice < pcmp->voices; voice++) {  in snd_gf1_pcm_trigger_up()
168 		snd_gf1_select_voice(gus, pcmp->pvoices[voice]->number);  in snd_gf1_pcm_trigger_up()
177 		for (voice = 0; voice < pcmp->voices; voice++) {  in snd_gf1_pcm_trigger_up()
178 			snd_gf1_select_voice(gus, pcmp->pvoices[voice]->number);  in snd_gf1_pcm_trigger_up()
189 	struct gus_pcm_private * pcmp;  in snd_gf1_pcm_interrupt_wave()  local
200 	pcmp = pvoice->private_data;  in snd_gf1_pcm_interrupt_wave()
201 	if (pcmp == NULL) {  in snd_gf1_pcm_interrupt_wave()
206 	gus = pcmp->gus;  in snd_gf1_pcm_interrupt_wave()
207 	runtime = pcmp->substream->runtime;  in snd_gf1_pcm_interrupt_wave()
217 	snd_gf1_select_voice(gus, pcmp->pvoices[1]->number);  in snd_gf1_pcm_interrupt_wave()
222 	pcmp->bpos++;  in snd_gf1_pcm_interrupt_wave()
223 	pcmp->bpos %= pcmp->blocks;  in snd_gf1_pcm_interrupt_wave()
224 	if (pcmp->bpos + 1 >= pcmp->blocks) {	/* last block? */  in snd_gf1_pcm_interrupt_wave()
229 	end = pcmp->memory + (((pcmp->bpos + 1) * pcmp->block_size) / runtime->channels);  in snd_gf1_pcm_interrupt_wave()
231 	step = pcmp->dma_size / runtime->channels;  in snd_gf1_pcm_interrupt_wave()
233 	if (!pcmp->final_volume) {  in snd_gf1_pcm_interrupt_wave()
237 	for (idx = 0; idx < pcmp->voices; idx++, end += step) {  in snd_gf1_pcm_interrupt_wave()
238 		snd_gf1_select_voice(gus, pcmp->pvoices[idx]->number);  in snd_gf1_pcm_interrupt_wave()
247 		for (idx = 0; idx < pcmp->voices; idx++) {  in snd_gf1_pcm_interrupt_wave()
248 			snd_gf1_select_voice(gus, pcmp->pvoices[idx]->number);  in snd_gf1_pcm_interrupt_wave()
256 	snd_pcm_period_elapsed(pcmp->substream);  in snd_gf1_pcm_interrupt_wave()
260 		end = pcmp->bpos * pcmp->block_size;  in snd_gf1_pcm_interrupt_wave()
262 			snd_gf1_pcm_block_change(pcmp->substream, end, pcmp->memory + (end / 2), pcmp->block_size / 2);  in snd_gf1_pcm_interrupt_wave()
263 …snd_gf1_pcm_block_change(pcmp->substream, end + (pcmp->block_size / 2), pcmp->memory + (pcmp->dma_…  in snd_gf1_pcm_interrupt_wave()
265 			snd_gf1_pcm_block_change(pcmp->substream, end, pcmp->memory + end, pcmp->block_size);  in snd_gf1_pcm_interrupt_wave()
276 	struct gus_pcm_private *pcmp = pvoice->private_data;  in snd_gf1_pcm_interrupt_volume()  local
283 	if (pcmp == NULL)  in snd_gf1_pcm_interrupt_volume()
286 	if (!(pcmp->flags & SNDRV_GF1_PCM_PFLG_ACTIVE))  in snd_gf1_pcm_interrupt_volume()
289 	cvoice = pcmp->pvoices[0] == pvoice ? 0 : 1;  in snd_gf1_pcm_interrupt_volume()
290 	if (pcmp->substream == NULL)  in snd_gf1_pcm_interrupt_volume()
296 	pcmp->final_volume = 1;  in snd_gf1_pcm_interrupt_volume()
363 	struct gus_pcm_private *pcmp = runtime->private_data;  in snd_gf1_pcm_playback_copy()  local
366 	bpos = samples_to_bytes(runtime, pos) + (voice * (pcmp->dma_size / 2));  in snd_gf1_pcm_playback_copy()
368 	if (snd_BUG_ON(bpos > pcmp->dma_size))  in snd_gf1_pcm_playback_copy()
370 	if (snd_BUG_ON(bpos + len > pcmp->dma_size))  in snd_gf1_pcm_playback_copy()
375 		return snd_gf1_pcm_block_change(substream, bpos, pcmp->memory + bpos, len);  in snd_gf1_pcm_playback_copy()
377 		struct snd_gus_card *gus = pcmp->gus;  in snd_gf1_pcm_playback_copy()
382 …if ((err = snd_gf1_pcm_poke_block(gus, runtime->dma_area + bpos, pcmp->memory + bpos, len, w16, in…  in snd_gf1_pcm_playback_copy()
394 	struct gus_pcm_private *pcmp = runtime->private_data;  in snd_gf1_pcm_playback_silence()  local
397 	bpos = samples_to_bytes(runtime, pos) + (voice * (pcmp->dma_size / 2));  in snd_gf1_pcm_playback_silence()
399 	if (snd_BUG_ON(bpos > pcmp->dma_size))  in snd_gf1_pcm_playback_silence()
401 	if (snd_BUG_ON(bpos + len > pcmp->dma_size))  in snd_gf1_pcm_playback_silence()
405 		return snd_gf1_pcm_block_change(substream, bpos, pcmp->memory + bpos, len);  in snd_gf1_pcm_playback_silence()
407 		struct snd_gus_card *gus = pcmp->gus;  in snd_gf1_pcm_playback_silence()
412 …if ((err = snd_gf1_pcm_poke_block(gus, runtime->dma_area + bpos, pcmp->memory + bpos, len, w16, in…  in snd_gf1_pcm_playback_silence()
423 	struct gus_pcm_private *pcmp = runtime->private_data;  in snd_gf1_pcm_playback_hw_params()  local
430 		if (pcmp->memory > 0) {  in snd_gf1_pcm_playback_hw_params()
431 			snd_gf1_mem_free(&gus->gf1.mem_alloc, pcmp->memory);  in snd_gf1_pcm_playback_hw_params()
432 			pcmp->memory = 0;  in snd_gf1_pcm_playback_hw_params()
440 		pcmp->memory = block->ptr;  in snd_gf1_pcm_playback_hw_params()
442 	pcmp->voices = params_channels(hw_params);  in snd_gf1_pcm_playback_hw_params()
443 	if (pcmp->pvoices[0] == NULL) {  in snd_gf1_pcm_playback_hw_params()
444 		if ((pcmp->pvoices[0] = snd_gf1_alloc_voice(pcmp->gus, SNDRV_GF1_VOICE_TYPE_PCM, 0, 0)) == NULL)  in snd_gf1_pcm_playback_hw_params()
446 		pcmp->pvoices[0]->handler_wave = snd_gf1_pcm_interrupt_wave;  in snd_gf1_pcm_playback_hw_params()
447 		pcmp->pvoices[0]->handler_volume = snd_gf1_pcm_interrupt_volume;  in snd_gf1_pcm_playback_hw_params()
448 		pcmp->pvoices[0]->volume_change = snd_gf1_pcm_volume_change;  in snd_gf1_pcm_playback_hw_params()
449 		pcmp->pvoices[0]->private_data = pcmp;  in snd_gf1_pcm_playback_hw_params()
451 	if (pcmp->voices > 1 && pcmp->pvoices[1] == NULL) {  in snd_gf1_pcm_playback_hw_params()
452 		if ((pcmp->pvoices[1] = snd_gf1_alloc_voice(pcmp->gus, SNDRV_GF1_VOICE_TYPE_PCM, 0, 0)) == NULL)  in snd_gf1_pcm_playback_hw_params()
454 		pcmp->pvoices[1]->handler_wave = snd_gf1_pcm_interrupt_wave;  in snd_gf1_pcm_playback_hw_params()
455 		pcmp->pvoices[1]->handler_volume = snd_gf1_pcm_interrupt_volume;  in snd_gf1_pcm_playback_hw_params()
456 		pcmp->pvoices[1]->volume_change = snd_gf1_pcm_volume_change;  in snd_gf1_pcm_playback_hw_params()
457 		pcmp->pvoices[1]->private_data = pcmp;  in snd_gf1_pcm_playback_hw_params()
458 	} else if (pcmp->voices == 1) {  in snd_gf1_pcm_playback_hw_params()
459 		if (pcmp->pvoices[1]) {  in snd_gf1_pcm_playback_hw_params()
460 			snd_gf1_free_voice(pcmp->gus, pcmp->pvoices[1]);  in snd_gf1_pcm_playback_hw_params()
461 			pcmp->pvoices[1] = NULL;  in snd_gf1_pcm_playback_hw_params()
470 	struct gus_pcm_private *pcmp = runtime->private_data;  in snd_gf1_pcm_playback_hw_free()  local
473 	if (pcmp->pvoices[0]) {  in snd_gf1_pcm_playback_hw_free()
474 		snd_gf1_free_voice(pcmp->gus, pcmp->pvoices[0]);  in snd_gf1_pcm_playback_hw_free()
475 		pcmp->pvoices[0] = NULL;  in snd_gf1_pcm_playback_hw_free()
477 	if (pcmp->pvoices[1]) {  in snd_gf1_pcm_playback_hw_free()
478 		snd_gf1_free_voice(pcmp->gus, pcmp->pvoices[1]);  in snd_gf1_pcm_playback_hw_free()
479 		pcmp->pvoices[1] = NULL;  in snd_gf1_pcm_playback_hw_free()
481 	if (pcmp->memory > 0) {  in snd_gf1_pcm_playback_hw_free()
482 		snd_gf1_mem_free(&pcmp->gus->gf1.mem_alloc, pcmp->memory);  in snd_gf1_pcm_playback_hw_free()
483 		pcmp->memory = 0;  in snd_gf1_pcm_playback_hw_free()
491 	struct gus_pcm_private *pcmp = runtime->private_data;  in snd_gf1_pcm_playback_prepare()  local
493 	pcmp->bpos = 0;  in snd_gf1_pcm_playback_prepare()
494 	pcmp->dma_size = snd_pcm_lib_buffer_bytes(substream);  in snd_gf1_pcm_playback_prepare()
495 	pcmp->block_size = snd_pcm_lib_period_bytes(substream);  in snd_gf1_pcm_playback_prepare()
496 	pcmp->blocks = pcmp->dma_size / pcmp->block_size;  in snd_gf1_pcm_playback_prepare()
505 	struct gus_pcm_private *pcmp = runtime->private_data;  in snd_gf1_pcm_playback_trigger()  local
511 		spin_lock(&pcmp->lock);  in snd_gf1_pcm_playback_trigger()
512 		pcmp->flags &= ~SNDRV_GF1_PCM_PFLG_ACTIVE;  in snd_gf1_pcm_playback_trigger()
513 		spin_unlock(&pcmp->lock);  in snd_gf1_pcm_playback_trigger()
514 		voice = pcmp->pvoices[0]->number;  in snd_gf1_pcm_playback_trigger()
516 		if (pcmp->pvoices[1]) {  in snd_gf1_pcm_playback_trigger()
517 			voice = pcmp->pvoices[1]->number;  in snd_gf1_pcm_playback_trigger()
530 	struct gus_pcm_private *pcmp = runtime->private_data;  in snd_gf1_pcm_playback_pointer()  local
536 	if (pcmp->flags & SNDRV_GF1_PCM_PFLG_ACTIVE) {  in snd_gf1_pcm_playback_pointer()
537 		snd_gf1_select_voice(gus, pcmp->pvoices[0]->number);  in snd_gf1_pcm_playback_pointer()
539 		pos = (snd_gf1_read_addr(gus, SNDRV_GF1_VA_CURRENT, voice_ctrl & 4) >> 4) - pcmp->memory;  in snd_gf1_pcm_playback_pointer()
679 	struct gus_pcm_private *pcmp;  in snd_gf1_pcm_playback_open()  local
684 	pcmp = kzalloc(sizeof(*pcmp), GFP_KERNEL);  in snd_gf1_pcm_playback_open()
685 	if (pcmp == NULL)  in snd_gf1_pcm_playback_open()
687 	pcmp->gus = gus;  in snd_gf1_pcm_playback_open()
688 	spin_lock_init(&pcmp->lock);  in snd_gf1_pcm_playback_open()
689 	init_waitqueue_head(&pcmp->sleep);  in snd_gf1_pcm_playback_open()
690 	atomic_set(&pcmp->dma_count, 0);  in snd_gf1_pcm_playback_open()
692 	runtime->private_data = pcmp;  in snd_gf1_pcm_playback_open()
701 	pcmp->flags = SNDRV_GF1_PCM_PFLG_NONE;  in snd_gf1_pcm_playback_open()
702 	pcmp->substream = substream;  in snd_gf1_pcm_playback_open()
714 	struct gus_pcm_private *pcmp = runtime->private_data;  in snd_gf1_pcm_playback_close()  local
716 	if (!wait_event_timeout(pcmp->sleep, (atomic_read(&pcmp->dma_count) <= 0), 2*HZ))  in snd_gf1_pcm_playback_close()
775 	struct gus_pcm_private *pcmp;  in snd_gf1_pcm_volume_put()  local
794 		pcmp = pvoice->private_data;  in snd_gf1_pcm_volume_put()
795 		if (!(pcmp->flags & SNDRV_GF1_PCM_PFLG_ACTIVE))  in snd_gf1_pcm_volume_put()
801 …vol = pvoice == pcmp->pvoices[0] ? gus->gf1.pcm_volume_level_left : gus->gf1.pcm_volume_level_righ…  in snd_gf1_pcm_volume_put()
803 		pcmp->final_volume = 1;  in snd_gf1_pcm_volume_put()