1 // SPDX-License-Identifier: GPL-2.0-or-later
3     card-opti92x-ad1848.c - driver for OPTi 82c92x based soundcards.
4     Copyright (C) 1998-2000 by Massimo Piccioni <dafastidio@libero.it>
42 MODULE_DESCRIPTION("OPTi92X - CS4231");
46 MODULE_DESCRIPTION("OPTi92X - AD1848");
53 static int index = SNDRV_DEFAULT_IDX1;	/* Index 0-MAX */
82 MODULE_PARM_DESC(mpu_port, "MPU-401 port # for opti9xx driver.");
88 MODULE_PARM_DESC(mpu_irq, "MPU-401 irq # for opti9xx driver.");
110 #define OPTi93X_PORT(chip, r)		((chip)->port + OPTi93X_##r)
146 	  .devs = { { "OPT0000" }, { "OPT0002" }, { "OPT0005" } },
150 	  .devs = { { "OPT9250" }, { "OPT0002" }, { "OPT0005" } },
154 	{ .id = "OPT0931", .devs = { { "OPT9310" }, { "OPT0002" } },
178 	chip->hardware = hardware;  in snd_opti9xx_init()
179 	strcpy(chip->name, snd_opti9xx_names[hardware]);  in snd_opti9xx_init()
181 	spin_lock_init(&chip->lock);  in snd_opti9xx_init()
183 	chip->irq = -1;  in snd_opti9xx_init()
187 	if (isapnp && chip->mc_base)  in snd_opti9xx_init()
189 		chip->mc_base |= 0xc00;  in snd_opti9xx_init()
193 		chip->mc_base = 0xf8c;  in snd_opti9xx_init()
194 		chip->mc_base_size = opti9xx_mc_size[hardware];  in snd_opti9xx_init()
197 		chip->mc_base_size = opti9xx_mc_size[hardware];  in snd_opti9xx_init()
204 		chip->password = (hardware == OPTi9XX_HW_82C928) ? 0xe2 : 0xe3;  in snd_opti9xx_init()
205 		chip->pwd_reg = 3;  in snd_opti9xx_init()
210 		chip->password = 0xe5;  in snd_opti9xx_init()
211 		chip->pwd_reg = 3;  in snd_opti9xx_init()
218 		chip->mc_base = (hardware == OPTi9XX_HW_82C930) ? 0xf8f : 0xf8d;  in snd_opti9xx_init()
219 		if (!chip->mc_indir_index)  in snd_opti9xx_init()
220 			chip->mc_indir_index = 0xe0e;  in snd_opti9xx_init()
221 		chip->password = 0xe4;  in snd_opti9xx_init()
222 		chip->pwd_reg = 0;  in snd_opti9xx_init()
228 		return -ENODEV;  in snd_opti9xx_init()
239 	spin_lock_irqsave(&chip->lock, flags);  in snd_opti9xx_read()
240 	outb(chip->password, chip->mc_base + chip->pwd_reg);  in snd_opti9xx_read()
242 	switch (chip->hardware) {  in snd_opti9xx_read()
247 			outb(reg, chip->mc_base + 8);  in snd_opti9xx_read()
248 			outb(chip->password, chip->mc_base + chip->pwd_reg);  in snd_opti9xx_read()
249 			retval = inb(chip->mc_base + 9);  in snd_opti9xx_read()
256 		retval = inb(chip->mc_base + reg);  in snd_opti9xx_read()
263 		outb(reg, chip->mc_indir_index);  in snd_opti9xx_read()
264 		outb(chip->password, chip->mc_base + chip->pwd_reg);  in snd_opti9xx_read()
265 		retval = inb(chip->mc_indir_index + 1);  in snd_opti9xx_read()
270 		snd_printk(KERN_ERR "chip %d not supported\n", chip->hardware);  in snd_opti9xx_read()
273 	spin_unlock_irqrestore(&chip->lock, flags);  in snd_opti9xx_read()
282 	spin_lock_irqsave(&chip->lock, flags);  in snd_opti9xx_write()
283 	outb(chip->password, chip->mc_base + chip->pwd_reg);  in snd_opti9xx_write()
285 	switch (chip->hardware) {  in snd_opti9xx_write()
290 			outb(reg, chip->mc_base + 8);  in snd_opti9xx_write()
291 			outb(chip->password, chip->mc_base + chip->pwd_reg);  in snd_opti9xx_write()
292 			outb(value, chip->mc_base + 9);  in snd_opti9xx_write()
299 		outb(value, chip->mc_base + reg);  in snd_opti9xx_write()
306 		outb(reg, chip->mc_indir_index);  in snd_opti9xx_write()
307 		outb(chip->password, chip->mc_base + chip->pwd_reg);  in snd_opti9xx_write()
308 		outb(value, chip->mc_indir_index + 1);  in snd_opti9xx_write()
313 		snd_printk(KERN_ERR "chip %d not supported\n", chip->hardware);  in snd_opti9xx_write()
316 	spin_unlock_irqrestore(&chip->lock, flags);  in snd_opti9xx_write()
339 	switch (chip->hardware) {  in snd_opti9xx_configure()
402 			(chip->hardware == OPTi9XX_HW_82C930 ? 0x00 : 0x04),  in snd_opti9xx_configure()
409 		snd_printk(KERN_ERR "chip %d not supported\n", chip->hardware);  in snd_opti9xx_configure()
410 		return -EINVAL;  in snd_opti9xx_configure()
416 		chip->wss_base = 0x530;  in snd_opti9xx_configure()
420 		chip->wss_base = 0x604;  in snd_opti9xx_configure()
424 		chip->wss_base = 0xe80;  in snd_opti9xx_configure()
428 		chip->wss_base = 0xf40;  in snd_opti9xx_configure()
479 		return -EBUSY;  in snd_opti9xx_configure()
494 	 outb(irq_bits << 3 | dma_bits, chip->wss_base);  in snd_opti9xx_configure()
500 	if (chip->hardware > OPTi9XX_HW_82C928) {  in snd_opti9xx_configure()
503 		case -1:  in snd_opti9xx_configure()
519 				   "MPU-401 port 0x%lx not valid\n", mpu_port);  in snd_opti9xx_configure()
537 			snd_printk(KERN_WARNING "MPU-401 irq # %d not valid\n",  in snd_opti9xx_configure()
554 static const DECLARE_TLV_DB_SCALE(db_scale_5bit_3db_step, -9300, 300, 0);
555 static const DECLARE_TLV_DB_SCALE(db_scale_5bit, -4650, 150, 0);
556 static const DECLARE_TLV_DB_SCALE(db_scale_4bit_12db_max, -3300, 300, 0);
583 WSS_DOUBLE("Aux Playback Switch", 0,
585 WSS_DOUBLE_TLV("Aux Playback Volume", 0,
597 	if (snd_BUG_ON(!chip || !chip->pcm))  in snd_opti93x_mixer()
598 		return -EINVAL;  in snd_opti93x_mixer()
600 	card = chip->card;  in snd_opti93x_mixer()
602 	strcpy(card->mixername, chip->pcm->name);  in snd_opti93x_mixer()
608 	strcpy(id1.name, "Aux Playback Switch");  in snd_opti93x_mixer()
616 	strcpy(id1.name, "Aux Playback Switch"); id1.index = 1;  in snd_opti93x_mixer()
624 	strcpy(id1.name, "Aux Playback Volume"); id1.index = 1;  in snd_opti93x_mixer()
644 	struct snd_wss *codec = chip->codec;  in snd_opti93x_interrupt()
651 	if ((status & OPTi93X_IRQ_PLAYBACK) && codec->playback_substream)  in snd_opti93x_interrupt()
652 		snd_pcm_period_elapsed(codec->playback_substream);  in snd_opti93x_interrupt()
653 	if ((status & OPTi93X_IRQ_CAPTURE) && codec->capture_substream) {  in snd_opti93x_interrupt()
655 		snd_pcm_period_elapsed(codec->capture_substream);  in snd_opti93x_interrupt()
670 	chip->res_mc_base = request_region(chip->mc_base, chip->mc_base_size,  in snd_opti9xx_read_check()
672 	if (chip->res_mc_base == NULL)  in snd_opti9xx_read_check()
673 		return -EBUSY;  in snd_opti9xx_read_check()
676 	if (value != 0xff && value != inb(chip->mc_base + OPTi9XX_MC_REG(1)))  in snd_opti9xx_read_check()
680 	chip->res_mc_indir = request_region(chip->mc_indir_index, 2,  in snd_opti9xx_read_check()
682 	if (chip->res_mc_indir == NULL)  in snd_opti9xx_read_check()
683 		return -EBUSY;  in snd_opti9xx_read_check()
685 	spin_lock_irqsave(&chip->lock, flags);  in snd_opti9xx_read_check()
686 	outb(chip->password, chip->mc_base + chip->pwd_reg);  in snd_opti9xx_read_check()
687 	outb(((chip->mc_indir_index & 0x1f0) >> 4), chip->mc_base);  in snd_opti9xx_read_check()
688 	spin_unlock_irqrestore(&chip->lock, flags);  in snd_opti9xx_read_check()
691 	snd_opti9xx_write(chip, OPTi9XX_MC_REG(7), 0xff - value);  in snd_opti9xx_read_check()
692 	if (snd_opti9xx_read(chip, OPTi9XX_MC_REG(7)) == 0xff - value)  in snd_opti9xx_read_check()
695 	release_and_free_resource(chip->res_mc_indir);  in snd_opti9xx_read_check()
696 	chip->res_mc_indir = NULL;  in snd_opti9xx_read_check()
698 	release_and_free_resource(chip->res_mc_base);  in snd_opti9xx_read_check()
699 	chip->res_mc_base = NULL;  in snd_opti9xx_read_check()
701 	return -ENODEV;  in snd_opti9xx_read_check()
712 	for (i = OPTi9XX_HW_82C931; i >= OPTi9XX_HW_82C930; i--) {
722 		chip->mc_indir_index = 0;
725 	return -ENODEV;
740 	pdev = pnp_request_card_device(card, pid->devs[0].id, NULL);
742 		return -EBUSY;
751 	port = pnp_port_start(pdev, 0) - 4;
753 	/* adjust mc_indir_index - some cards report it at 0xe?d,
755 	chip->mc_indir_index = (pnp_port_start(pdev, 3) & ~0xf) | 0xe;
757 	devmc = pnp_request_card_device(card, pid->devs[2].id, NULL);
759 		return -EBUSY;
773 	chip->mc_base = pnp_port_start(devmc, 0) - 1;
774 	chip->mc_base_size = pnp_port_len(devmc, 0) + 1;
782 	devmpu = pnp_request_card_device(card, pid->devs[1].id, NULL);
788 			mpu_port = -1;
794 	return pid->driver_data;
800 	struct snd_opti9xx *chip = card->private_data;
804 		if (chip->irq > 0) {
805 			disable_irq(chip->irq);
806 			free_irq(chip->irq, chip);
808 		release_and_free_resource(chip->res_mc_indir);
810 		release_and_free_resource(chip->res_mc_base);
816 	static const long possible_ports[] = {0x530, 0xe80, 0xf40, 0x604, -1};
819 	struct snd_opti9xx *chip = card->private_data;
827 	xdma2 = -1;
834 			return -EBUSY;
842 	error = snd_wss_create(card, chip->wss_base + 4, -1, irq, dma1, xdma2,
851 	chip->codec = codec;
870 			    0, DEV_NAME" - WSS", chip);
876 	chip->irq = irq;
877 	card->sync_irq = chip->irq;
878 	strcpy(card->driver, chip->name);
879 	sprintf(card->shortname, "OPTi %s", card->driver);
881 	snprintf(card->longname, sizeof(card->longname),
883 		 card->shortname, codec->pcm->name,
884 		 chip->wss_base + 4, irq, dma1, xdma2);
886 	snprintf(card->longname, sizeof(card->longname),
888 		 card->shortname, codec->pcm->name, chip->wss_base + 4, irq,
898 			snd_printk(KERN_WARNING "no MPU-401 device at 0x%lx?\n",
905 		if (chip->hardware == OPTi9XX_HW_82C928 ||
906 		    chip->hardware == OPTi9XX_HW_82C929 ||
907 		    chip->hardware == OPTi9XX_HW_82C924) {
912 			if (snd_opl4_create(card, fm_port, fm_port - 8,
922 			snd_printk(KERN_WARNING "no OPL device at 0x%lx-0x%lx\n",
923 				   fm_port, fm_port + 4 - 1);
944 	card->private_free = snd_card_opti9xx_free;
966 	static const long possible_mpu_ports[] = {0x300, 0x310, 0x320, 0x330, -1};
968 	static const int possible_irqs[] = {5, 9, 10, 11, 7, -1};
970 	static const int possible_irqs[] = {9, 10, 11, 7, -1};
972 	static const int possible_mpu_irqs[] = {5, 9, 10, 7, -1};
973 	static const int possible_dma1s[] = {3, 1, 0, -1};
975 	static const int possible_dma2s[][2] = {{1,-1}, {0,-1}, {-1,-1}, {0,-1}};
981 			return -EBUSY;
987 			return -EBUSY;
993 			return -EBUSY;
999 			return -EBUSY;
1006 			return -EBUSY;
1015 	if ((error = snd_card_opti9xx_detect(card, card->private_data)) < 0) {
1037 	struct snd_opti9xx *chip = card->private_data;
1040 	chip->codec->suspend(chip->codec);
1046 	struct snd_opti9xx *chip = card->private_data;
1051 	xdma2 = -1;
1058 	chip->codec->resume(chip->codec);
1097 		return -EBUSY;
1099 		return -ENODEV;
1100 	error = snd_opti9xx_card_new(&pcard->card->dev, &card);
1103 	chip = card->private_data;
1118 		return -ENODEV;