283 	struct via82xx_modem *chip = snd_pcm_substream_chip(substream);  in build_via_table()  local
289 		if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(chip->pci),  in build_via_table()
366 static inline unsigned int snd_via82xx_codec_xread(struct via82xx_modem *chip)  in snd_via82xx_codec_xread()  argument
368 	return inl(VIAREG(chip, AC97));  in snd_via82xx_codec_xread()
371 static inline void snd_via82xx_codec_xwrite(struct via82xx_modem *chip, unsigned int val)  in snd_via82xx_codec_xwrite()  argument
373 	outl(val, VIAREG(chip, AC97));  in snd_via82xx_codec_xwrite()
376 static int snd_via82xx_codec_ready(struct via82xx_modem *chip, int secondary)  in snd_via82xx_codec_ready()  argument
383 		if (!((val = snd_via82xx_codec_xread(chip)) & VIA_REG_AC97_BUSY))  in snd_via82xx_codec_ready()
386 	dev_err(chip->card->dev, "codec_ready: codec %i is not ready [0x%x]\n",  in snd_via82xx_codec_ready()
387 		   secondary, snd_via82xx_codec_xread(chip));  in snd_via82xx_codec_ready()
391 static int snd_via82xx_codec_valid(struct via82xx_modem *chip, int secondary)  in snd_via82xx_codec_valid()  argument
399 		val = snd_via82xx_codec_xread(chip);  in snd_via82xx_codec_valid()
410 	struct via82xx_modem *chip = ac97->private_data;  in snd_via82xx_codec_wait()  local
412 	err = snd_via82xx_codec_ready(chip, ac97->num);  in snd_via82xx_codec_wait()
421 	struct via82xx_modem *chip = ac97->private_data;  in snd_via82xx_codec_write()  local
424 		outl(val, VIAREG(chip, GPI_STATUS));  in snd_via82xx_codec_write()
431 	snd_via82xx_codec_xwrite(chip, xval);  in snd_via82xx_codec_write()
432 	snd_via82xx_codec_ready(chip, ac97->num);  in snd_via82xx_codec_write()
437 	struct via82xx_modem *chip = ac97->private_data;  in snd_via82xx_codec_read()  local
447 			dev_err(chip->card->dev,  in snd_via82xx_codec_read()
449 				   ac97->num, snd_via82xx_codec_xread(chip));  in snd_via82xx_codec_read()
452 		snd_via82xx_codec_xwrite(chip, xval);  in snd_via82xx_codec_read()
454 		if (snd_via82xx_codec_valid(chip, ac97->num) >= 0) {  in snd_via82xx_codec_read()
456 			val = snd_via82xx_codec_xread(chip);  in snd_via82xx_codec_read()
463 static void snd_via82xx_channel_reset(struct via82xx_modem *chip, struct viadev *viadev)  in snd_via82xx_channel_reset()  argument
485 	struct via82xx_modem *chip = dev_id;  in snd_via82xx_interrupt()  local
489 	status = inl(VIAREG(chip, SGD_SHADOW));  in snd_via82xx_interrupt()
490 	if (! (status & chip->intr_mask)) {  in snd_via82xx_interrupt()
496 	spin_lock(&chip->reg_lock);  in snd_via82xx_interrupt()
497 	for (i = 0; i < chip->num_devs; i++) {  in snd_via82xx_interrupt()
498 		struct viadev *viadev = &chip->devs[i];  in snd_via82xx_interrupt()
504 			spin_unlock(&chip->reg_lock);  in snd_via82xx_interrupt()
506 			spin_lock(&chip->reg_lock);  in snd_via82xx_interrupt()
510 	spin_unlock(&chip->reg_lock);  in snd_via82xx_interrupt()
523 	struct via82xx_modem *chip = snd_pcm_substream_chip(substream);  in snd_via82xx_pcm_trigger()  local
549 		snd_via82xx_channel_reset(chip, viadev);  in snd_via82xx_pcm_trigger()
565 static inline unsigned int calc_linear_pos(struct via82xx_modem *chip,  in calc_linear_pos()  argument
577 		dev_err(chip->card->dev,  in calc_linear_pos()
583 		dev_dbg(chip->card->dev,  in calc_linear_pos()
590 			dev_dbg(chip->card->dev,  in calc_linear_pos()
603 				dev_dbg(chip->card->dev,  in calc_linear_pos()
620 	struct via82xx_modem *chip = snd_pcm_substream_chip(substream);  in snd_via686_pcm_pointer()  local
629 	spin_lock(&chip->reg_lock);  in snd_via686_pcm_pointer()
640 	res = calc_linear_pos(chip, viadev, idx, count);  in snd_via686_pcm_pointer()
641 	spin_unlock(&chip->reg_lock);  in snd_via686_pcm_pointer()
653 	struct via82xx_modem *chip = snd_pcm_substream_chip(substream);  in snd_via82xx_hw_params()  local
660 	err = build_via_table(viadev, substream, chip->pci,  in snd_via82xx_hw_params()
666 	snd_ac97_write(chip->ac97, AC97_LINE1_RATE, params_rate(hw_params));  in snd_via82xx_hw_params()
667 	snd_ac97_write(chip->ac97, AC97_LINE1_LEVEL, 0);  in snd_via82xx_hw_params()
678 	struct via82xx_modem *chip = snd_pcm_substream_chip(substream);  in snd_via82xx_hw_free()  local
681 	clean_via_table(viadev, substream, chip->pci);  in snd_via82xx_hw_free()
690 static void snd_via82xx_set_table_ptr(struct via82xx_modem *chip, struct viadev *viadev)  in snd_via82xx_set_table_ptr()  argument
692 	snd_via82xx_codec_ready(chip, chip->ac97_secondary);  in snd_via82xx_set_table_ptr()
695 	snd_via82xx_codec_ready(chip, chip->ac97_secondary);  in snd_via82xx_set_table_ptr()
703 	struct via82xx_modem *chip = snd_pcm_substream_chip(substream);  in snd_via82xx_pcm_prepare()  local
706 	snd_via82xx_channel_reset(chip, viadev);  in snd_via82xx_pcm_prepare()
708 	snd_via82xx_set_table_ptr(chip, viadev);  in snd_via82xx_pcm_prepare()
742 static int snd_via82xx_modem_pcm_open(struct via82xx_modem *chip, struct viadev *viadev,  in snd_via82xx_modem_pcm_open()  argument
777 	struct via82xx_modem *chip = snd_pcm_substream_chip(substream);  in snd_via82xx_playback_open()  local
778 	struct viadev *viadev = &chip->devs[chip->playback_devno + substream->number];  in snd_via82xx_playback_open()
780 	return snd_via82xx_modem_pcm_open(chip, viadev, substream);  in snd_via82xx_playback_open()
788 	struct via82xx_modem *chip = snd_pcm_substream_chip(substream);  in snd_via82xx_capture_open()  local
789 	struct viadev *viadev = &chip->devs[chip->capture_devno + substream->pcm->device];  in snd_via82xx_capture_open()
791 	return snd_via82xx_modem_pcm_open(chip, viadev, substream);  in snd_via82xx_capture_open()
833 static void init_viadev(struct via82xx_modem *chip, int idx, unsigned int reg_offset,  in init_viadev()  argument
836 	chip->devs[idx].reg_offset = reg_offset;  in init_viadev()
837 	chip->devs[idx].direction = direction;  in init_viadev()
838 	chip->devs[idx].port = chip->port + reg_offset;  in init_viadev()
844 static int snd_via686_pcm_new(struct via82xx_modem *chip)  in snd_via686_pcm_new()  argument
849 	chip->playback_devno = 0;  in snd_via686_pcm_new()
850 	chip->capture_devno = 1;  in snd_via686_pcm_new()
851 	chip->num_devs = 2;  in snd_via686_pcm_new()
852 	chip->intr_mask = 0x330000; /* FLAGS | EOL for MR, MW */  in snd_via686_pcm_new()
854 	err = snd_pcm_new(chip->card, chip->card->shortname, 0, 1, 1, &pcm);  in snd_via686_pcm_new()
860 	pcm->private_data = chip;  in snd_via686_pcm_new()
861 	strcpy(pcm->name, chip->card->shortname);  in snd_via686_pcm_new()
862 	chip->pcms[0] = pcm;  in snd_via686_pcm_new()
863 	init_viadev(chip, 0, VIA_REG_MO_STATUS, 0);  in snd_via686_pcm_new()
864 	init_viadev(chip, 1, VIA_REG_MI_STATUS, 1);  in snd_via686_pcm_new()
867 							 snd_dma_pci_data(chip->pci),  in snd_via686_pcm_new()
882 	struct via82xx_modem *chip = bus->private_data;  in snd_via82xx_mixer_free_ac97_bus()  local
883 	chip->ac97_bus = NULL;  in snd_via82xx_mixer_free_ac97_bus()
888 	struct via82xx_modem *chip = ac97->private_data;  in snd_via82xx_mixer_free_ac97()  local
889 	chip->ac97 = NULL;  in snd_via82xx_mixer_free_ac97()
893 static int snd_via82xx_mixer_new(struct via82xx_modem *chip)  in snd_via82xx_mixer_new()  argument
903 	if ((err = snd_ac97_bus(chip->card, 0, &ops, chip, &chip->ac97_bus)) < 0)  in snd_via82xx_mixer_new()
905 	chip->ac97_bus->private_free = snd_via82xx_mixer_free_ac97_bus;  in snd_via82xx_mixer_new()
906 	chip->ac97_bus->clock = chip->ac97_clock;  in snd_via82xx_mixer_new()
909 	ac97.private_data = chip;  in snd_via82xx_mixer_new()
911 	ac97.pci = chip->pci;  in snd_via82xx_mixer_new()
913 	ac97.num = chip->ac97_secondary;  in snd_via82xx_mixer_new()
915 	if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97)) < 0)  in snd_via82xx_mixer_new()
927 	struct via82xx_modem *chip = entry->private_data;  in snd_via82xx_proc_read()  local
930 	snd_iprintf(buffer, "%s\n\n", chip->card->longname);  in snd_via82xx_proc_read()
932 		snd_iprintf(buffer, "%02x: %08x\n", i, inl(chip->port + i));  in snd_via82xx_proc_read()
936 static void snd_via82xx_proc_init(struct via82xx_modem *chip)  in snd_via82xx_proc_init()  argument
940 	if (! snd_card_proc_new(chip->card, "via82xx", &entry))  in snd_via82xx_proc_init()
941 		snd_info_set_text_ops(entry, chip, snd_via82xx_proc_read);  in snd_via82xx_proc_init()
948 static int snd_via82xx_chip_init(struct via82xx_modem *chip)  in snd_via82xx_chip_init()  argument
954 	pci_read_config_byte(chip->pci, VIA_MC97_CTRL, &pval);  in snd_via82xx_chip_init()
956 		pci_write_config_byte(chip->pci, 0x44, pval|VIA_MC97_CTRL_INIT);  in snd_via82xx_chip_init()
960 	pci_read_config_byte(chip->pci, VIA_ACLINK_STAT, &pval);  in snd_via82xx_chip_init()
963 		pci_write_config_byte(chip->pci, VIA_ACLINK_CTRL,  in snd_via82xx_chip_init()
969 		pci_write_config_byte(chip->pci, VIA_ACLINK_CTRL, 0x00);  in snd_via82xx_chip_init()
973 		pci_write_config_byte(chip->pci, VIA_ACLINK_CTRL,  in snd_via82xx_chip_init()
978 		pci_write_config_byte(chip->pci, VIA_ACLINK_CTRL, VIA_ACLINK_CTRL_INIT);  in snd_via82xx_chip_init()
982 	pci_read_config_byte(chip->pci, VIA_ACLINK_CTRL, &pval);  in snd_via82xx_chip_init()
985 		pci_write_config_byte(chip->pci, VIA_ACLINK_CTRL, VIA_ACLINK_CTRL_INIT);  in snd_via82xx_chip_init()
992 		pci_read_config_byte(chip->pci, VIA_ACLINK_STAT, &pval);  in snd_via82xx_chip_init()
998 	if ((val = snd_via82xx_codec_xread(chip)) & VIA_REG_AC97_BUSY)  in snd_via82xx_chip_init()
999 		dev_err(chip->card->dev,  in snd_via82xx_chip_init()
1002 	snd_via82xx_codec_xwrite(chip, VIA_REG_AC97_READ |  in snd_via82xx_chip_init()
1006 	snd_via82xx_codec_xwrite(chip, VIA_REG_AC97_READ |  in snd_via82xx_chip_init()
1010 		if ((val = snd_via82xx_codec_xread(chip)) & VIA_REG_AC97_SECONDARY_VALID) {  in snd_via82xx_chip_init()
1011 			chip->ac97_secondary = 1;  in snd_via82xx_chip_init()
1023 	outl(0, VIAREG(chip, GPI_INTR));  in snd_via82xx_chip_init()
1035 	struct via82xx_modem *chip = card->private_data;  in snd_via82xx_suspend()  local
1040 		snd_pcm_suspend_all(chip->pcms[i]);  in snd_via82xx_suspend()
1041 	for (i = 0; i < chip->num_devs; i++)  in snd_via82xx_suspend()
1042 		snd_via82xx_channel_reset(chip, &chip->devs[i]);  in snd_via82xx_suspend()
1043 	synchronize_irq(chip->irq);  in snd_via82xx_suspend()
1044 	snd_ac97_suspend(chip->ac97);  in snd_via82xx_suspend()
1051 	struct via82xx_modem *chip = card->private_data;  in snd_via82xx_resume()  local
1054 	snd_via82xx_chip_init(chip);  in snd_via82xx_resume()
1056 	snd_ac97_resume(chip->ac97);  in snd_via82xx_resume()
1058 	for (i = 0; i < chip->num_devs; i++)  in snd_via82xx_resume()
1059 		snd_via82xx_channel_reset(chip, &chip->devs[i]);  in snd_via82xx_resume()
1071 static int snd_via82xx_free(struct via82xx_modem *chip)  in snd_via82xx_free()  argument
1075 	if (chip->irq < 0)  in snd_via82xx_free()
1078 	for (i = 0; i < chip->num_devs; i++)  in snd_via82xx_free()
1079 		snd_via82xx_channel_reset(chip, &chip->devs[i]);  in snd_via82xx_free()
1082 	if (chip->irq >= 0)  in snd_via82xx_free()
1083 		free_irq(chip->irq, chip);  in snd_via82xx_free()
1084 	pci_release_regions(chip->pci);  in snd_via82xx_free()
1085 	pci_disable_device(chip->pci);  in snd_via82xx_free()
1086 	kfree(chip);  in snd_via82xx_free()
1092 	struct via82xx_modem *chip = device->device_data;  in snd_via82xx_dev_free()  local
1093 	return snd_via82xx_free(chip);  in snd_via82xx_dev_free()
1103 	struct via82xx_modem *chip;  in snd_via82xx_create()  local
1112 	if ((chip = kzalloc(sizeof(*chip), GFP_KERNEL)) == NULL) {  in snd_via82xx_create()
1117 	spin_lock_init(&chip->reg_lock);  in snd_via82xx_create()
1118 	chip->card = card;  in snd_via82xx_create()
1119 	chip->pci = pci;  in snd_via82xx_create()
1120 	chip->irq = -1;  in snd_via82xx_create()
1123 		kfree(chip);  in snd_via82xx_create()
1127 	chip->port = pci_resource_start(pci, 0);  in snd_via82xx_create()
1129 			KBUILD_MODNAME, chip)) {  in snd_via82xx_create()
1131 		snd_via82xx_free(chip);  in snd_via82xx_create()
1134 	chip->irq = pci->irq;  in snd_via82xx_create()
1136 		chip->ac97_clock = ac97_clock;  in snd_via82xx_create()
1137 	synchronize_irq(chip->irq);  in snd_via82xx_create()
1139 	if ((err = snd_via82xx_chip_init(chip)) < 0) {  in snd_via82xx_create()
1140 		snd_via82xx_free(chip);  in snd_via82xx_create()
1144 	if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {  in snd_via82xx_create()
1145 		snd_via82xx_free(chip);  in snd_via82xx_create()
1154 	*r_via = chip;  in snd_via82xx_create()
1163 	struct via82xx_modem *chip;  in snd_via82xx_probe()  local
1185 				      ac97_clock, &chip)) < 0)  in snd_via82xx_probe()
1187 	card->private_data = chip;  in snd_via82xx_probe()
1188 	if ((err = snd_via82xx_mixer_new(chip)) < 0)  in snd_via82xx_probe()
1191 	if ((err = snd_via686_pcm_new(chip)) < 0 )  in snd_via82xx_probe()
1195 	for (i = 0; i < chip->num_devs; i++)  in snd_via82xx_probe()
1196 		snd_via82xx_channel_reset(chip, &chip->devs[i]);  in snd_via82xx_probe()
1199 		card->shortname, chip->port, chip->irq);  in snd_via82xx_probe()
1201 	snd_via82xx_proc_init(chip);  in snd_via82xx_probe()