165 static void snd_als300_set_irq_flag(struct snd_als300 *chip, int cmd)  in snd_als300_set_irq_flag()  argument
167 	u32 tmp = snd_als300_gcr_read(chip->port, MISC_CONTROL);  in snd_als300_set_irq_flag()
172 	if (((chip->revision > 5 || chip->chip_type == DEVICE_ALS300_PLUS) ^  in snd_als300_set_irq_flag()
177 	snd_als300_gcr_write(chip->port, MISC_CONTROL, tmp);  in snd_als300_set_irq_flag()
180 static int snd_als300_free(struct snd_als300 *chip)  in snd_als300_free()  argument
182 	snd_als300_set_irq_flag(chip, IRQ_DISABLE);  in snd_als300_free()
183 	if (chip->irq >= 0)  in snd_als300_free()
184 		free_irq(chip->irq, chip);  in snd_als300_free()
185 	pci_release_regions(chip->pci);  in snd_als300_free()
186 	pci_disable_device(chip->pci);  in snd_als300_free()
187 	kfree(chip);  in snd_als300_free()
193 	struct snd_als300 *chip = device->device_data;  in snd_als300_dev_free()  local
194 	return snd_als300_free(chip);  in snd_als300_dev_free()
200 	struct snd_als300 *chip = dev_id;  in snd_als300_interrupt()  local
203 	status = inb(chip->port+ALS300_IRQ_STATUS);  in snd_als300_interrupt()
208 	outb(status, chip->port+ALS300_IRQ_STATUS);  in snd_als300_interrupt()
210 		if (chip->pcm && chip->playback_substream) {  in snd_als300_interrupt()
211 			data = chip->playback_substream->runtime->private_data;  in snd_als300_interrupt()
213 			snd_pcm_period_elapsed(chip->playback_substream);  in snd_als300_interrupt()
218 		if (chip->pcm && chip->capture_substream) {  in snd_als300_interrupt()
219 			data = chip->capture_substream->runtime->private_data;  in snd_als300_interrupt()
221 			snd_pcm_period_elapsed(chip->capture_substream);  in snd_als300_interrupt()
231 	struct snd_als300 *chip = dev_id;  in snd_als300plus_interrupt()  local
234 	general = inb(chip->port+ALS300P_IRQ_STATUS);  in snd_als300plus_interrupt()
235 	mpu = inb(chip->port+MPU_IRQ_STATUS);  in snd_als300plus_interrupt()
236 	dram = inb(chip->port+ALS300P_DRAM_IRQ_STATUS);  in snd_als300plus_interrupt()
243 		if (chip->pcm && chip->playback_substream) {  in snd_als300plus_interrupt()
244 			outb(IRQ_PLAYBACK, chip->port+ALS300P_IRQ_STATUS);  in snd_als300plus_interrupt()
245 			data = chip->playback_substream->runtime->private_data;  in snd_als300plus_interrupt()
247 			snd_pcm_period_elapsed(chip->playback_substream);  in snd_als300plus_interrupt()
252 		if (chip->pcm && chip->capture_substream) {  in snd_als300plus_interrupt()
253 			outb(IRQ_CAPTURE, chip->port+ALS300P_IRQ_STATUS);  in snd_als300plus_interrupt()
254 			data = chip->capture_substream->runtime->private_data;  in snd_als300plus_interrupt()
256 			snd_pcm_period_elapsed(chip->capture_substream);  in snd_als300plus_interrupt()
274 	struct snd_als300 *chip = ac97->private_data;  in snd_als300_ac97_read()  local
277 		if ((inb(chip->port+AC97_STATUS) & (AC97_BUSY)) == 0)  in snd_als300_ac97_read()
281 	outl((reg << 24) | (1 << 31), chip->port+AC97_ACCESS);  in snd_als300_ac97_read()
284 		if ((inb(chip->port+AC97_STATUS) & (AC97_DATA_AVAIL)) != 0)  in snd_als300_ac97_read()
288 	return inw(chip->port+AC97_READ);  in snd_als300_ac97_read()
295 	struct snd_als300 *chip = ac97->private_data;  in snd_als300_ac97_write()  local
298 		if ((inb(chip->port+AC97_STATUS) & (AC97_BUSY)) == 0)  in snd_als300_ac97_write()
302 	outl((reg << 24) | val, chip->port+AC97_ACCESS);  in snd_als300_ac97_write()
305 static int snd_als300_ac97(struct snd_als300 *chip)  in snd_als300_ac97()  argument
315 	if ((err = snd_ac97_bus(chip->card, 0, &ops, NULL, &bus)) < 0)  in snd_als300_ac97()
319 	ac97.private_data = chip;  in snd_als300_ac97()
321 	return snd_ac97_mixer(bus, &ac97, &chip->ac97);  in snd_als300_ac97()
371 	struct snd_als300 *chip = snd_pcm_substream_chip(substream);  in snd_als300_playback_open()  local
378 	chip->playback_substream = substream;  in snd_als300_playback_open()
388 	struct snd_als300 *chip = snd_pcm_substream_chip(substream);  in snd_als300_playback_close()  local
393 	chip->playback_substream = NULL;  in snd_als300_playback_close()
400 	struct snd_als300 *chip = snd_pcm_substream_chip(substream);  in snd_als300_capture_open()  local
407 	chip->capture_substream = substream;  in snd_als300_capture_open()
417 	struct snd_als300 *chip = snd_pcm_substream_chip(substream);  in snd_als300_capture_close()  local
422 	chip->capture_substream = NULL;  in snd_als300_capture_close()
442 	struct snd_als300 *chip = snd_pcm_substream_chip(substream);  in snd_als300_playback_prepare()  local
447 	spin_lock_irq(&chip->reg_lock);  in snd_als300_playback_prepare()
448 	tmp = snd_als300_gcr_read(chip->port, PLAYBACK_CONTROL);  in snd_als300_playback_prepare()
457 	snd_als300_gcr_write(chip->port, PLAYBACK_CONTROL, tmp);  in snd_als300_playback_prepare()
460 	snd_als300_gcr_write(chip->port, PLAYBACK_START,  in snd_als300_playback_prepare()
462 	snd_als300_gcr_write(chip->port, PLAYBACK_END,  in snd_als300_playback_prepare()
464 	spin_unlock_irq(&chip->reg_lock);  in snd_als300_playback_prepare()
471 	struct snd_als300 *chip = snd_pcm_substream_chip(substream);  in snd_als300_capture_prepare()  local
476 	spin_lock_irq(&chip->reg_lock);  in snd_als300_capture_prepare()
477 	tmp = snd_als300_gcr_read(chip->port, RECORD_CONTROL);  in snd_als300_capture_prepare()
488 	snd_als300_gcr_write(chip->port, RECORD_CONTROL, tmp);  in snd_als300_capture_prepare()
489 	snd_als300_gcr_write(chip->port, RECORD_START,  in snd_als300_capture_prepare()
491 	snd_als300_gcr_write(chip->port, RECORD_END,  in snd_als300_capture_prepare()
493 	spin_unlock_irq(&chip->reg_lock);  in snd_als300_capture_prepare()
499 	struct snd_als300 *chip = snd_pcm_substream_chip(substream);  in snd_als300_trigger()  local
508 	spin_lock(&chip->reg_lock);  in snd_als300_trigger()
512 		tmp = snd_als300_gcr_read(chip->port, reg);  in snd_als300_trigger()
514 		snd_als300_gcr_write(chip->port, reg, tmp | TRANSFER_START);  in snd_als300_trigger()
519 		tmp = snd_als300_gcr_read(chip->port, reg);  in snd_als300_trigger()
520 		snd_als300_gcr_write(chip->port, reg, tmp & ~TRANSFER_START);  in snd_als300_trigger()
524 		tmp = snd_als300_gcr_read(chip->port, reg);  in snd_als300_trigger()
525 		snd_als300_gcr_write(chip->port, reg, tmp | FIFO_PAUSE);  in snd_als300_trigger()
529 		tmp = snd_als300_gcr_read(chip->port, reg);  in snd_als300_trigger()
530 		snd_als300_gcr_write(chip->port, reg, tmp & ~FIFO_PAUSE);  in snd_als300_trigger()
537 	spin_unlock(&chip->reg_lock);  in snd_als300_trigger()
544 	struct snd_als300 *chip = snd_pcm_substream_chip(substream);  in snd_als300_pointer()  local
551 	spin_lock(&chip->reg_lock);  in snd_als300_pointer()
552 	current_ptr = (u16) snd_als300_gcr_read(chip->port,  in snd_als300_pointer()
554 	spin_unlock(&chip->reg_lock);  in snd_als300_pointer()
588 static int snd_als300_new_pcm(struct snd_als300 *chip)  in snd_als300_new_pcm()  argument
593 	err = snd_pcm_new(chip->card, "ALS300", 0, 1, 1, &pcm);  in snd_als300_new_pcm()
596 	pcm->private_data = chip;  in snd_als300_new_pcm()
598 	chip->pcm = pcm;  in snd_als300_new_pcm()
608 	snd_dma_pci_data(chip->pci), 64*1024, 64*1024);  in snd_als300_new_pcm()
612 static void snd_als300_init(struct snd_als300 *chip)  in snd_als300_init()  argument
617 	spin_lock_irqsave(&chip->reg_lock, flags);  in snd_als300_init()
618 	chip->revision = (snd_als300_gcr_read(chip->port, MISC_CONTROL) >> 16)  in snd_als300_init()
621 	tmp = snd_als300_gcr_read(chip->port, DRAM_WRITE_CONTROL);  in snd_als300_init()
622 	snd_als300_gcr_write(chip->port, DRAM_WRITE_CONTROL,  in snd_als300_init()
627 	snd_als300_set_irq_flag(chip, IRQ_ENABLE);  in snd_als300_init()
631 	tmp = snd_als300_gcr_read(chip->port, MISC_CONTROL);  in snd_als300_init()
632 	snd_als300_gcr_write(chip->port, MISC_CONTROL,  in snd_als300_init()
636 	snd_als300_gcr_write(chip->port, MUS_VOC_VOL, 0);  in snd_als300_init()
639 	tmp = snd_als300_gcr_read(chip->port, PLAYBACK_CONTROL);  in snd_als300_init()
640 	snd_als300_gcr_write(chip->port, PLAYBACK_CONTROL,  in snd_als300_init()
642 	spin_unlock_irqrestore(&chip->reg_lock, flags);  in snd_als300_init()
649 	struct snd_als300 *chip;  in snd_als300_create()  local
669 	chip = kzalloc(sizeof(*chip), GFP_KERNEL);  in snd_als300_create()
670 	if (chip == NULL) {  in snd_als300_create()
675 	chip->card = card;  in snd_als300_create()
676 	chip->pci = pci;  in snd_als300_create()
677 	chip->irq = -1;  in snd_als300_create()
678 	chip->chip_type = chip_type;  in snd_als300_create()
679 	spin_lock_init(&chip->reg_lock);  in snd_als300_create()
682 		kfree(chip);  in snd_als300_create()
686 	chip->port = pci_resource_start(pci, 0);  in snd_als300_create()
688 	if (chip->chip_type == DEVICE_ALS300_PLUS)  in snd_als300_create()
694 			KBUILD_MODNAME, chip)) {  in snd_als300_create()
696 		snd_als300_free(chip);  in snd_als300_create()
699 	chip->irq = pci->irq;  in snd_als300_create()
702 	snd_als300_init(chip);  in snd_als300_create()
704 	err = snd_als300_ac97(chip);  in snd_als300_create()
707 		snd_als300_free(chip);  in snd_als300_create()
711 	if ((err = snd_als300_new_pcm(chip)) < 0) {  in snd_als300_create()
713 		snd_als300_free(chip);  in snd_als300_create()
718 						chip, &ops)) < 0) {  in snd_als300_create()
719 		snd_als300_free(chip);  in snd_als300_create()
723 	*rchip = chip;  in snd_als300_create()
731 	struct snd_als300 *chip = card->private_data;  in snd_als300_suspend()  local
734 	snd_pcm_suspend_all(chip->pcm);  in snd_als300_suspend()
735 	snd_ac97_suspend(chip->ac97);  in snd_als300_suspend()
742 	struct snd_als300 *chip = card->private_data;  in snd_als300_resume()  local
744 	snd_als300_init(chip);  in snd_als300_resume()
745 	snd_ac97_resume(chip->ac97);  in snd_als300_resume()
762 	struct snd_als300 *chip;  in snd_als300_probe()  local
780 	if ((err = snd_als300_create(card, pci, chip_type, &chip)) < 0) {  in snd_als300_probe()
784 	card->private_data = chip;  in snd_als300_probe()
787 	if (chip->chip_type == DEVICE_ALS300_PLUS)  in snd_als300_probe()
790 		sprintf(card->shortname, "ALS300+ (Rev. %d)", chip->revision);  in snd_als300_probe()
793 							chip->revision - 1);  in snd_als300_probe()
795 				card->shortname, chip->port, chip->irq);  in snd_als300_probe()