[linux-2.6-block.git] / sound / isa / gus / gusmax.c

/*
 *  Driver for Gravis UltraSound MAX soundcard
 *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
 *
 *
 *   This program is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation; either version 2 of the License, or
 *   (at your option) any later version.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program; if not, write to the Free Software
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 *
 */

#include <linux/init.h>
#include <linux/err.h>
#include <linux/isa.h>
#include <linux/delay.h>
#include <linux/time.h>
#include <linux/moduleparam.h>
#include <asm/dma.h>
#include <sound/core.h>
#include <sound/gus.h>
#include <sound/wss.h>
#define SNDRV_LEGACY_FIND_FREE_IRQ
#define SNDRV_LEGACY_FIND_FREE_DMA
#include <sound/initval.h>

MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
MODULE_DESCRIPTION("Gravis UltraSound MAX");
MODULE_LICENSE("GPL");
MODULE_SUPPORTED_DEVICE("{{Gravis,UltraSound MAX}}");

static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE;	/* Enable this card */
static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* 0x220,0x230,0x240,0x250,0x260 */
static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* 2,3,5,9,11,12,15 */
static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* 1,3,5,6,7 */
static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* 1,3,5,6,7 */
static int joystick_dac[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 29};
				/* 0 to 31, (0.59V-4.52V or 0.389V-2.98V) */
static int channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 24};
static int pcm_channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 2};

module_param_array(index, int, NULL, 0444);
MODULE_PARM_DESC(index, "Index value for GUS MAX soundcard.");
module_param_array(id, charp, NULL, 0444);
MODULE_PARM_DESC(id, "ID string for GUS MAX soundcard.");
module_param_array(enable, bool, NULL, 0444);
MODULE_PARM_DESC(enable, "Enable GUS MAX soundcard.");
module_param_array(port, long, NULL, 0444);
MODULE_PARM_DESC(port, "Port # for GUS MAX driver.");
module_param_array(irq, int, NULL, 0444);
MODULE_PARM_DESC(irq, "IRQ # for GUS MAX driver.");
module_param_array(dma1, int, NULL, 0444);
MODULE_PARM_DESC(dma1, "DMA1 # for GUS MAX driver.");
module_param_array(dma2, int, NULL, 0444);
MODULE_PARM_DESC(dma2, "DMA2 # for GUS MAX driver.");
module_param_array(joystick_dac, int, NULL, 0444);
MODULE_PARM_DESC(joystick_dac, "Joystick DAC level 0.59V-4.52V or 0.389V-2.98V for GUS MAX driver.");
module_param_array(channels, int, NULL, 0444);
MODULE_PARM_DESC(channels, "Used GF1 channels for GUS MAX driver.");
module_param_array(pcm_channels, int, NULL, 0444);
MODULE_PARM_DESC(pcm_channels, "Reserved PCM channels for GUS MAX driver.");

struct snd_gusmax {
	int irq;
	struct snd_card *card;
	struct snd_gus_card *gus;
	struct snd_wss *wss;
	unsigned short gus_status_reg;
	unsigned short pcm_status_reg;
};

#define PFX	"gusmax: "

static int __devinit snd_gusmax_detect(struct snd_gus_card * gus)
{
	unsigned char d;

	snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 0);	/* reset GF1 */
	if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 0) {
		snd_printdd("[0x%lx] check 1 failed - 0x%x\n", gus->gf1.port, d);
		return -ENODEV;
	}
	udelay(160);
	snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 1);	/* release reset */
	udelay(160);
	if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 1) {
		snd_printdd("[0x%lx] check 2 failed - 0x%x\n", gus->gf1.port, d);
		return -ENODEV;
	}

	return 0;
}

static irqreturn_t snd_gusmax_interrupt(int irq, void *dev_id)
{
	struct snd_gusmax *maxcard = dev_id;
	int loop, max = 5;
	int handled = 0;

	do {
		loop = 0;
		if (inb(maxcard->gus_status_reg)) {
			handled = 1;
			snd_gus_interrupt(irq, maxcard->gus);
			loop++;
		}
		if (inb(maxcard->pcm_status_reg) & 0x01) { /* IRQ bit is set? */
			handled = 1;
			snd_wss_interrupt(irq, maxcard->wss);
			loop++;
		}
	} while (loop && --max > 0);
	return IRQ_RETVAL(handled);
}

static void __devinit snd_gusmax_init(int dev, struct snd_card *card,
				      struct snd_gus_card * gus)
{
	gus->equal_irq = 1;
	gus->codec_flag = 1;
	gus->joystick_dac = joystick_dac[dev];
	/* init control register */
	gus->max_cntrl_val = (gus->gf1.port >> 4) & 0x0f;
	if (gus->gf1.dma1 > 3)
		gus->max_cntrl_val |= 0x10;
	if (gus->gf1.dma2 > 3)
		gus->max_cntrl_val |= 0x20;
	gus->max_cntrl_val |= 0x40;
	outb(gus->max_cntrl_val, GUSP(gus, MAXCNTRLPORT));
}

static int __devinit snd_gusmax_mixer(struct snd_wss *chip)
{
	struct snd_card *card = chip->card;
	struct snd_ctl_elem_id id1, id2;
	int err;
	
	memset(&id1, 0, sizeof(id1));
	memset(&id2, 0, sizeof(id2));
	id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
	/* reassign AUXA to SYNTHESIZER */
	strcpy(id1.name, "Aux Playback Switch");
	strcpy(id2.name, "Synth Playback Switch");
	if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0)
		return err;
	strcpy(id1.name, "Aux Playback Volume");
	strcpy(id2.name, "Synth Playback Volume");
	if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0)
		return err;
	/* reassign AUXB to CD */
	strcpy(id1.name, "Aux Playback Switch"); id1.index = 1;
	strcpy(id2.name, "CD Playback Switch");
	if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0)
		return err;
	strcpy(id1.name, "Aux Playback Volume");
	strcpy(id2.name, "CD Playback Volume");
	if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0)
		return err;
#if 0
	/* reassign Mono Input to MIC */
	if (snd_mixer_group_rename(mixer,
				SNDRV_MIXER_IN_MONO, 0,
				SNDRV_MIXER_IN_MIC, 0) < 0)
		goto __error;
	if (snd_mixer_elem_rename(mixer,
				SNDRV_MIXER_IN_MONO, 0, SNDRV_MIXER_ETYPE_INPUT,
				SNDRV_MIXER_IN_MIC, 0) < 0)
		goto __error;
	if (snd_mixer_elem_rename(mixer,
				"Mono Capture Volume", 0, SNDRV_MIXER_ETYPE_VOLUME1,
				"Mic Capture Volume", 0) < 0)
		goto __error;
	if (snd_mixer_elem_rename(mixer,
				"Mono Capture Switch", 0, SNDRV_MIXER_ETYPE_SWITCH1,
				"Mic Capture Switch", 0) < 0)
		goto __error;
#endif
	return 0;
}

static void snd_gusmax_free(struct snd_card *card)
{
	struct snd_gusmax *maxcard = (struct snd_gusmax *)card->private_data;
	
	if (maxcard == NULL)
		return;
	if (maxcard->irq >= 0)
		free_irq(maxcard->irq, (void *)maxcard);
}

static int __devinit snd_gusmax_match(struct device *pdev, unsigned int dev)
{
	return enable[dev];
}

static int __devinit snd_gusmax_probe(struct device *pdev, unsigned int dev)
{
	static int possible_irqs[] = {5, 11, 12, 9, 7, 15, 3, -1};
	static int possible_dmas[] = {5, 6, 7, 1, 3, -1};
	int xirq, xdma1, xdma2, err;
	struct snd_card *card;
	struct snd_gus_card *gus = NULL;
	struct snd_wss *wss;
	struct snd_gusmax *maxcard;

	err = snd_card_create(index[dev], id[dev], THIS_MODULE,
			      sizeof(struct snd_gusmax), &card);
	if (err < 0)
		return err;
	card->private_free = snd_gusmax_free;
	maxcard = (struct snd_gusmax *)card->private_data;
	maxcard->card = card;
	maxcard->irq = -1;
	
	xirq = irq[dev];
	if (xirq == SNDRV_AUTO_IRQ) {
		if ((xirq = snd_legacy_find_free_irq(possible_irqs)) < 0) {
			snd_printk(KERN_ERR PFX "unable to find a free IRQ\n");
			err = -EBUSY;
			goto _err;
		}
	}
	xdma1 = dma1[dev];
	if (xdma1 == SNDRV_AUTO_DMA) {
		if ((xdma1 = snd_legacy_find_free_dma(possible_dmas)) < 0) {
			snd_printk(KERN_ERR PFX "unable to find a free DMA1\n");
			err = -EBUSY;
			goto _err;
		}
	}
	xdma2 = dma2[dev];
	if (xdma2 == SNDRV_AUTO_DMA) {
		if ((xdma2 = snd_legacy_find_free_dma(possible_dmas)) < 0) {
			snd_printk(KERN_ERR PFX "unable to find a free DMA2\n");
			err = -EBUSY;
			goto _err;
		}
	}

	if (port[dev] != SNDRV_AUTO_PORT) {
		err = snd_gus_create(card,
				     port[dev],
				     -xirq, xdma1, xdma2,
				     0, channels[dev],
				     pcm_channels[dev],
				     0, &gus);
	} else {
		static unsigned long possible_ports[] = {
			0x220, 0x230, 0x240, 0x250, 0x260
		};
		int i;
		for (i = 0; i < ARRAY_SIZE(possible_ports); i++) {
			err = snd_gus_create(card,
					     possible_ports[i],
					     -xirq, xdma1, xdma2,
					     0, channels[dev],
					     pcm_channels[dev],
					     0, &gus);
			if (err >= 0) {
				port[dev] = possible_ports[i];
				break;
			}
		}
	}
	if (err < 0)
		goto _err;

	if ((err = snd_gusmax_detect(gus)) < 0)
		goto _err;

	maxcard->gus_status_reg = gus->gf1.reg_irqstat;
	maxcard->pcm_status_reg = gus->gf1.port + 0x10c + 2;
	snd_gusmax_init(dev, card, gus);
	if ((err = snd_gus_initialize(gus)) < 0)
		goto _err;

	if (!gus->max_flag) {
		snd_printk(KERN_ERR PFX "GUS MAX soundcard was not detected at 0x%lx\n", gus->gf1.port);
		err = -ENODEV;
		goto _err;
	}

	if (request_irq(xirq, snd_gusmax_interrupt, IRQF_DISABLED, "GUS MAX", (void *)maxcard)) {
		snd_printk(KERN_ERR PFX "unable to grab IRQ %d\n", xirq);
		err = -EBUSY;
		goto _err;
	}
	maxcard->irq = xirq;
	
	err = snd_wss_create(card,
			     gus->gf1.port + 0x10c, -1, xirq,
			     xdma2 < 0 ? xdma1 : xdma2, xdma1,
			     WSS_HW_DETECT,
			     WSS_HWSHARE_IRQ |
			     WSS_HWSHARE_DMA1 |
			     WSS_HWSHARE_DMA2,
			     &wss);
	if (err < 0)
		goto _err;

	err = snd_wss_pcm(wss, 0, NULL);
	if (err < 0)
		goto _err;

	err = snd_wss_mixer(wss);
	if (err < 0)
		goto _err;

	err = snd_wss_timer(wss, 2, NULL);
	if (err < 0)
		goto _err;

	if (pcm_channels[dev] > 0) {
		if ((err = snd_gf1_pcm_new(gus, 1, 1, NULL)) < 0)
			goto _err;
	}
	err = snd_gusmax_mixer(wss);
	if (err < 0)
		goto _err;

	err = snd_gf1_rawmidi_new(gus, 0, NULL);
	if (err < 0)
		goto _err;

	sprintf(card->longname + strlen(card->longname), " at 0x%lx, irq %i, dma %i", gus->gf1.port, xirq, xdma1);
	if (xdma2 >= 0)
		sprintf(card->longname + strlen(card->longname), "&%i", xdma2);

	snd_card_set_dev(card, pdev);

	err = snd_card_register(card);
	if (err < 0)
		goto _err;
		
	maxcard->gus = gus;
	maxcard->wss = wss;

	dev_set_drvdata(pdev, card);
	return 0;

 _err:
	snd_card_free(card);
	return err;
}

static int __devexit snd_gusmax_remove(struct device *devptr, unsigned int dev)
{
	snd_card_free(dev_get_drvdata(devptr));
	dev_set_drvdata(devptr, NULL);
	return 0;
}

#define DEV_NAME "gusmax"

static struct isa_driver snd_gusmax_driver = {
	.match		= snd_gusmax_match,
	.probe		= snd_gusmax_probe,
	.remove		= __devexit_p(snd_gusmax_remove),
	/* FIXME: suspend/resume */
	.driver		= {
		.name	= DEV_NAME
	},
};

static int __init alsa_card_gusmax_init(void)
{
	return isa_register_driver(&snd_gusmax_driver, SNDRV_CARDS);
}

static void __exit alsa_card_gusmax_exit(void)
{
	isa_unregister_driver(&snd_gusmax_driver);
}

module_init(alsa_card_gusmax_init)
module_exit(alsa_card_gusmax_exit)
Commit	Line	Data
1da177e4 LT	1	/*
1da177e4 LT	2	* Driver for Gravis UltraSound MAX soundcard
c1017a4c	3	* Copyright (c) by Jaroslav Kysela <perex@perex.cz>
1da177e4 LT	4	*
	5	*
	6	* This program is free software; you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License as published by
	8	* the Free Software Foundation; either version 2 of the License, or
	9	* (at your option) any later version.
	10	*
	11	* This program is distributed in the hope that it will be useful,
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	* GNU General Public License for more details.
	15	*
	16	* You should have received a copy of the GNU General Public License
	17	* along with this program; if not, write to the Free Software
	18	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
	19	*
	20	*/
	21
1da177e4	22	#include <linux/init.h>
654aa661	23	#include <linux/err.h>
5e24c1c1	24	#include <linux/isa.h>
1da177e4 LT	25	#include <linux/delay.h>
	26	#include <linux/time.h>
	27	#include <linux/moduleparam.h>
654aa661	28	#include <asm/dma.h>
1da177e4 LT	29	#include <sound/core.h>
1da177e4 LT	30	#include <sound/gus.h>
61ef19d7	31	#include <sound/wss.h>
1da177e4 LT	32	#define SNDRV_LEGACY_FIND_FREE_IRQ
	33	#define SNDRV_LEGACY_FIND_FREE_DMA
	34	#include <sound/initval.h>
	35
c1017a4c	36	MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
1da177e4 LT	37	MODULE_DESCRIPTION("Gravis UltraSound MAX");
	38	MODULE_LICENSE("GPL");
	39	MODULE_SUPPORTED_DEVICE("{{Gravis,UltraSound MAX}}");
	40
	41	static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
	42	static char id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; / ID for this card */
	43	static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */
	44	static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0x220,0x230,0x240,0x250,0x260 */
	45	static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 2,3,5,9,11,12,15 */
	46	static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 1,3,5,6,7 */
	47	static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 1,3,5,6,7 */
	48	static int joystick_dac[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 29};
	49	/* 0 to 31, (0.59V-4.52V or 0.389V-2.98V) */
	50	static int channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 24};
	51	static int pcm_channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 2};
	52
	53	module_param_array(index, int, NULL, 0444);
	54	MODULE_PARM_DESC(index, "Index value for GUS MAX soundcard.");
	55	module_param_array(id, charp, NULL, 0444);
	56	MODULE_PARM_DESC(id, "ID string for GUS MAX soundcard.");
	57	module_param_array(enable, bool, NULL, 0444);
	58	MODULE_PARM_DESC(enable, "Enable GUS MAX soundcard.");
	59	module_param_array(port, long, NULL, 0444);
	60	MODULE_PARM_DESC(port, "Port # for GUS MAX driver.");
	61	module_param_array(irq, int, NULL, 0444);
	62	MODULE_PARM_DESC(irq, "IRQ # for GUS MAX driver.");
	63	module_param_array(dma1, int, NULL, 0444);
	64	MODULE_PARM_DESC(dma1, "DMA1 # for GUS MAX driver.");
	65	module_param_array(dma2, int, NULL, 0444);
	66	MODULE_PARM_DESC(dma2, "DMA2 # for GUS MAX driver.");
	67	module_param_array(joystick_dac, int, NULL, 0444);
	68	MODULE_PARM_DESC(joystick_dac, "Joystick DAC level 0.59V-4.52V or 0.389V-2.98V for GUS MAX driver.");
	69	module_param_array(channels, int, NULL, 0444);
	70	MODULE_PARM_DESC(channels, "Used GF1 channels for GUS MAX driver.");
	71	module_param_array(pcm_channels, int, NULL, 0444);
	72	MODULE_PARM_DESC(pcm_channels, "Reserved PCM channels for GUS MAX driver.");
	73
	74	struct snd_gusmax {
	75	int irq;
5e2da206 TI	76	struct snd_card *card;
5e2da206 TI	77	struct snd_gus_card *gus;
7779f75f	78	struct snd_wss *wss;
1da177e4 LT	79	unsigned short gus_status_reg;
	80	unsigned short pcm_status_reg;
	81	};
	82
43bcd973	83	#define PFX "gusmax: "
1da177e4	84
788c6043	85	static int __devinit snd_gusmax_detect(struct snd_gus_card * gus)
1da177e4	86	{
43bcd973	87	unsigned char d;
1da177e4	88
43bcd973 TI	89	snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 0); /* reset GF1 */
	90	if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 0) {
	91	snd_printdd("[0x%lx] check 1 failed - 0x%x\n", gus->gf1.port, d);
1da177e4	92	return -ENODEV;
43bcd973	93	}
1da177e4 LT	94	udelay(160);
	95	snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 1); /* release reset */
	96	udelay(160);
43bcd973 TI	97	if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 1) {
43bcd973 TI	98	snd_printdd("[0x%lx] check 2 failed - 0x%x\n", gus->gf1.port, d);
1da177e4	99	return -ENODEV;
43bcd973 TI	100	}
43bcd973 TI	101
1da177e4 LT	102	return 0;
	103	}
	104
7d12e780	105	static irqreturn_t snd_gusmax_interrupt(int irq, void *dev_id)
1da177e4	106	{
c7bec5ab	107	struct snd_gusmax *maxcard = dev_id;
1da177e4 LT	108	int loop, max = 5;
	109	int handled = 0;
	110
	111	do {
	112	loop = 0;
	113	if (inb(maxcard->gus_status_reg)) {
	114	handled = 1;
7d12e780	115	snd_gus_interrupt(irq, maxcard->gus);
1da177e4 LT	116	loop++;
	117	}
	118	if (inb(maxcard->pcm_status_reg) & 0x01) { /* IRQ bit is set? */
	119	handled = 1;
7779f75f	120	snd_wss_interrupt(irq, maxcard->wss);
1da177e4 LT	121	loop++;
	122	}
	123	} while (loop && --max > 0);
	124	return IRQ_RETVAL(handled);
	125	}
	126
788c6043 PB	127	static void __devinit snd_gusmax_init(int dev, struct snd_card *card,
788c6043 PB	128	struct snd_gus_card * gus)
1da177e4 LT	129	{
	130	gus->equal_irq = 1;
	131	gus->codec_flag = 1;
	132	gus->joystick_dac = joystick_dac[dev];
	133	/* init control register */
	134	gus->max_cntrl_val = (gus->gf1.port >> 4) & 0x0f;
	135	if (gus->gf1.dma1 > 3)
	136	gus->max_cntrl_val \|= 0x10;
	137	if (gus->gf1.dma2 > 3)
	138	gus->max_cntrl_val \|= 0x20;
	139	gus->max_cntrl_val \|= 0x40;
	140	outb(gus->max_cntrl_val, GUSP(gus, MAXCNTRLPORT));
	141	}
	142
7779f75f	143	static int __devinit snd_gusmax_mixer(struct snd_wss *chip)
1da177e4	144	{
5e2da206 TI	145	struct snd_card *card = chip->card;
5e2da206 TI	146	struct snd_ctl_elem_id id1, id2;
1da177e4 LT	147	int err;
	148
	149	memset(&id1, 0, sizeof(id1));
	150	memset(&id2, 0, sizeof(id2));
	151	id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
	152	/* reassign AUXA to SYNTHESIZER */
	153	strcpy(id1.name, "Aux Playback Switch");
	154	strcpy(id2.name, "Synth Playback Switch");
	155	if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0)
	156	return err;
	157	strcpy(id1.name, "Aux Playback Volume");
	158	strcpy(id2.name, "Synth Playback Volume");
	159	if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0)
	160	return err;
	161	/* reassign AUXB to CD */
	162	strcpy(id1.name, "Aux Playback Switch"); id1.index = 1;
	163	strcpy(id2.name, "CD Playback Switch");
	164	if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0)
	165	return err;
	166	strcpy(id1.name, "Aux Playback Volume");
	167	strcpy(id2.name, "CD Playback Volume");
	168	if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0)
	169	return err;
	170	#if 0
	171	/* reassign Mono Input to MIC */
	172	if (snd_mixer_group_rename(mixer,
	173	SNDRV_MIXER_IN_MONO, 0,
	174	SNDRV_MIXER_IN_MIC, 0) < 0)
	175	goto __error;
	176	if (snd_mixer_elem_rename(mixer,
	177	SNDRV_MIXER_IN_MONO, 0, SNDRV_MIXER_ETYPE_INPUT,
	178	SNDRV_MIXER_IN_MIC, 0) < 0)
	179	goto __error;
	180	if (snd_mixer_elem_rename(mixer,
	181	"Mono Capture Volume", 0, SNDRV_MIXER_ETYPE_VOLUME1,
	182	"Mic Capture Volume", 0) < 0)
	183	goto __error;
	184	if (snd_mixer_elem_rename(mixer,
	185	"Mono Capture Switch", 0, SNDRV_MIXER_ETYPE_SWITCH1,
	186	"Mic Capture Switch", 0) < 0)
	187	goto __error;
	188	#endif
	189	return 0;
	190	}
	191
5e2da206	192	static void snd_gusmax_free(struct snd_card *card)
1da177e4 LT	193	{
	194	struct snd_gusmax maxcard = (struct snd_gusmax )card->private_data;
	195
	196	if (maxcard == NULL)
	197	return;
	198	if (maxcard->irq >= 0)
	199	free_irq(maxcard->irq, (void *)maxcard);
	200	}
	201
5e24c1c1 TI	202	static int __devinit snd_gusmax_match(struct device *pdev, unsigned int dev)
	203	{
	204	return enable[dev];
	205	}
	206
	207	static int __devinit snd_gusmax_probe(struct device *pdev, unsigned int dev)
1da177e4 LT	208	{
	209	static int possible_irqs[] = {5, 11, 12, 9, 7, 15, 3, -1};
	210	static int possible_dmas[] = {5, 6, 7, 1, 3, -1};
	211	int xirq, xdma1, xdma2, err;
5e2da206 TI	212	struct snd_card *card;
5e2da206 TI	213	struct snd_gus_card *gus = NULL;
7779f75f	214	struct snd_wss *wss;
1da177e4 LT	215	struct snd_gusmax *maxcard;
1da177e4 LT	216
c95eadd2 TI	217	err = snd_card_create(index[dev], id[dev], THIS_MODULE,
	218	sizeof(struct snd_gusmax), &card);
	219	if (err < 0)
	220	return err;
1da177e4 LT	221	card->private_free = snd_gusmax_free;
	222	maxcard = (struct snd_gusmax *)card->private_data;
	223	maxcard->card = card;
	224	maxcard->irq = -1;
	225
	226	xirq = irq[dev];
	227	if (xirq == SNDRV_AUTO_IRQ) {
	228	if ((xirq = snd_legacy_find_free_irq(possible_irqs)) < 0) {
43bcd973 TI	229	snd_printk(KERN_ERR PFX "unable to find a free IRQ\n");
	230	err = -EBUSY;
	231	goto _err;
1da177e4 LT	232	}
	233	}
	234	xdma1 = dma1[dev];
	235	if (xdma1 == SNDRV_AUTO_DMA) {
	236	if ((xdma1 = snd_legacy_find_free_dma(possible_dmas)) < 0) {
43bcd973 TI	237	snd_printk(KERN_ERR PFX "unable to find a free DMA1\n");
	238	err = -EBUSY;
	239	goto _err;
1da177e4 LT	240	}
	241	}
	242	xdma2 = dma2[dev];
	243	if (xdma2 == SNDRV_AUTO_DMA) {
	244	if ((xdma2 = snd_legacy_find_free_dma(possible_dmas)) < 0) {
43bcd973 TI	245	snd_printk(KERN_ERR PFX "unable to find a free DMA2\n");
	246	err = -EBUSY;
	247	goto _err;
1da177e4 LT	248	}
	249	}
	250
654aa661 TI	251	if (port[dev] != SNDRV_AUTO_PORT) {
	252	err = snd_gus_create(card,
	253	port[dev],
	254	-xirq, xdma1, xdma2,
	255	0, channels[dev],
	256	pcm_channels[dev],
	257	0, &gus);
	258	} else {
	259	static unsigned long possible_ports[] = {
	260	0x220, 0x230, 0x240, 0x250, 0x260
	261	};
	262	int i;
	263	for (i = 0; i < ARRAY_SIZE(possible_ports); i++) {
	264	err = snd_gus_create(card,
	265	possible_ports[i],
	266	-xirq, xdma1, xdma2,
	267	0, channels[dev],
	268	pcm_channels[dev],
	269	0, &gus);
	270	if (err >= 0) {
	271	port[dev] = possible_ports[i];
	272	break;
	273	}
	274	}
	275	}
	276	if (err < 0)
43bcd973 TI	277	goto _err;
	278
	279	if ((err = snd_gusmax_detect(gus)) < 0)
	280	goto _err;
	281
1da177e4 LT	282	maxcard->gus_status_reg = gus->gf1.reg_irqstat;
	283	maxcard->pcm_status_reg = gus->gf1.port + 0x10c + 2;
	284	snd_gusmax_init(dev, card, gus);
43bcd973 TI	285	if ((err = snd_gus_initialize(gus)) < 0)
	286	goto _err;
	287
1da177e4	288	if (!gus->max_flag) {
43bcd973 TI	289	snd_printk(KERN_ERR PFX "GUS MAX soundcard was not detected at 0x%lx\n", gus->gf1.port);
	290	err = -ENODEV;
	291	goto _err;
1da177e4 LT	292	}
1da177e4 LT	293
65ca68b3	294	if (request_irq(xirq, snd_gusmax_interrupt, IRQF_DISABLED, "GUS MAX", (void *)maxcard)) {
43bcd973 TI	295	snd_printk(KERN_ERR PFX "unable to grab IRQ %d\n", xirq);
	296	err = -EBUSY;
	297	goto _err;
1da177e4 LT	298	}
	299	maxcard->irq = xirq;
	300
7779f75f KH	301	err = snd_wss_create(card,
	302	gus->gf1.port + 0x10c, -1, xirq,
	303	xdma2 < 0 ? xdma1 : xdma2, xdma1,
	304	WSS_HW_DETECT,
	305	WSS_HWSHARE_IRQ \|
	306	WSS_HWSHARE_DMA1 \|
	307	WSS_HWSHARE_DMA2,
	308	&wss);
	309	if (err < 0)
43bcd973 TI	310	goto _err;
43bcd973 TI	311
7779f75f KH	312	err = snd_wss_pcm(wss, 0, NULL);
7779f75f KH	313	if (err < 0)
43bcd973 TI	314	goto _err;
43bcd973 TI	315
7779f75f KH	316	err = snd_wss_mixer(wss);
7779f75f KH	317	if (err < 0)
43bcd973 TI	318	goto _err;
43bcd973 TI	319
7779f75f KH	320	err = snd_wss_timer(wss, 2, NULL);
7779f75f KH	321	if (err < 0)
43bcd973 TI	322	goto _err;
43bcd973 TI	323
1da177e4	324	if (pcm_channels[dev] > 0) {
43bcd973 TI	325	if ((err = snd_gf1_pcm_new(gus, 1, 1, NULL)) < 0)
43bcd973 TI	326	goto _err;
1da177e4	327	}
7779f75f KH	328	err = snd_gusmax_mixer(wss);
7779f75f KH	329	if (err < 0)
43bcd973	330	goto _err;
1da177e4	331
7779f75f KH	332	err = snd_gf1_rawmidi_new(gus, 0, NULL);
7779f75f KH	333	if (err < 0)
43bcd973	334	goto _err;
1da177e4 LT	335
	336	sprintf(card->longname + strlen(card->longname), " at 0x%lx, irq %i, dma %i", gus->gf1.port, xirq, xdma1);
	337	if (xdma2 >= 0)
	338	sprintf(card->longname + strlen(card->longname), "&%i", xdma2);
43bcd973	339
5e24c1c1	340	snd_card_set_dev(card, pdev);
43bcd973	341
7779f75f KH	342	err = snd_card_register(card);
7779f75f KH	343	if (err < 0)
43bcd973	344	goto _err;
1da177e4 LT	345
1da177e4 LT	346	maxcard->gus = gus;
7779f75f	347	maxcard->wss = wss;
654aa661	348
5e24c1c1	349	dev_set_drvdata(pdev, card);
1da177e4	350	return 0;
43bcd973 TI	351
	352	_err:
	353	snd_card_free(card);
	354	return err;
1da177e4 LT	355	}
1da177e4 LT	356
5e24c1c1	357	static int __devexit snd_gusmax_remove(struct device *devptr, unsigned int dev)
1da177e4	358	{
5e24c1c1 TI	359	snd_card_free(dev_get_drvdata(devptr));
5e24c1c1 TI	360	dev_set_drvdata(devptr, NULL);
654aa661	361	return 0;
1da177e4 LT	362	}
1da177e4 LT	363
83c51c0a	364	#define DEV_NAME "gusmax"
654aa661	365
5e24c1c1 TI	366	static struct isa_driver snd_gusmax_driver = {
5e24c1c1 TI	367	.match = snd_gusmax_match,
654aa661	368	.probe = snd_gusmax_probe,
788c6043	369	.remove = __devexit_p(snd_gusmax_remove),
654aa661 TI	370	/* FIXME: suspend/resume */
654aa661 TI	371	.driver = {
83c51c0a	372	.name = DEV_NAME
654aa661 TI	373	},
	374	};
	375
1da177e4 LT	376	static int __init alsa_card_gusmax_init(void)
1da177e4 LT	377	{
5e24c1c1	378	return isa_register_driver(&snd_gusmax_driver, SNDRV_CARDS);
1da177e4 LT	379	}
	380
	381	static void __exit alsa_card_gusmax_exit(void)
	382	{
5e24c1c1	383	isa_unregister_driver(&snd_gusmax_driver);
1da177e4 LT	384	}
	385
	386	module_init(alsa_card_gusmax_init)
	387	module_exit(alsa_card_gusmax_exit)