[mirror_ubuntu-artful-kernel.git] / sound / isa / galaxy / galaxy.c

/*
 * Aztech AZT1605/AZT2316 Driver
 * Copyright (C) 2007,2010  Rene Herman
 *
 * 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, see <http://www.gnu.org/licenses/>.
 *
 */

#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/isa.h>
#include <linux/delay.h>
#include <linux/io.h>
#include <asm/processor.h>
#include <sound/core.h>
#include <sound/initval.h>
#include <sound/wss.h>
#include <sound/mpu401.h>
#include <sound/opl3.h>

MODULE_DESCRIPTION(CRD_NAME);
MODULE_AUTHOR("Rene Herman");
MODULE_LICENSE("GPL");

static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE;

module_param_array(index, int, NULL, 0444);
MODULE_PARM_DESC(index, "Index value for " CRD_NAME " soundcard.");
module_param_array(id, charp, NULL, 0444);
MODULE_PARM_DESC(id, "ID string for " CRD_NAME " soundcard.");
module_param_array(enable, bool, NULL, 0444);
MODULE_PARM_DESC(enable, "Enable " CRD_NAME " soundcard.");

static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;
static long wss_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;
static long mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;
static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;
static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;
static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;
static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;
static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;

module_param_hw_array(port, long, ioport, NULL, 0444);
MODULE_PARM_DESC(port, "Port # for " CRD_NAME " driver.");
module_param_hw_array(wss_port, long, ioport, NULL, 0444);
MODULE_PARM_DESC(wss_port, "WSS port # for " CRD_NAME " driver.");
module_param_hw_array(mpu_port, long, ioport, NULL, 0444);
MODULE_PARM_DESC(mpu_port, "MPU-401 port # for " CRD_NAME " driver.");
module_param_hw_array(fm_port, long, ioport, NULL, 0444);
MODULE_PARM_DESC(fm_port, "FM port # for " CRD_NAME " driver.");
module_param_hw_array(irq, int, irq, NULL, 0444);
MODULE_PARM_DESC(irq, "IRQ # for " CRD_NAME " driver.");
module_param_hw_array(mpu_irq, int, irq, NULL, 0444);
MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for " CRD_NAME " driver.");
module_param_hw_array(dma1, int, dma, NULL, 0444);
MODULE_PARM_DESC(dma1, "Playback DMA # for " CRD_NAME " driver.");
module_param_hw_array(dma2, int, dma, NULL, 0444);
MODULE_PARM_DESC(dma2, "Capture DMA # for " CRD_NAME " driver.");

/*
 * Generic SB DSP support routines
 */

#define DSP_PORT_RESET		0x6
#define DSP_PORT_READ		0xa
#define DSP_PORT_COMMAND	0xc
#define DSP_PORT_STATUS		0xc
#define DSP_PORT_DATA_AVAIL	0xe

#define DSP_SIGNATURE		0xaa

#define DSP_COMMAND_GET_VERSION	0xe1

static int dsp_get_byte(void __iomem *port, u8 *val)
{
	int loops = 1000;

	while (!(ioread8(port + DSP_PORT_DATA_AVAIL) & 0x80)) {
		if (!loops--)
			return -EIO;
		cpu_relax();
	}
	*val = ioread8(port + DSP_PORT_READ);
	return 0;
}

static int dsp_reset(void __iomem *port)
{
	u8 val;

	iowrite8(1, port + DSP_PORT_RESET);
	udelay(10);
	iowrite8(0, port + DSP_PORT_RESET);

	if (dsp_get_byte(port, &val) < 0 || val != DSP_SIGNATURE)
		return -ENODEV;

	return 0;
}

static int dsp_command(void __iomem *port, u8 cmd)
{
	int loops = 1000;

	while (ioread8(port + DSP_PORT_STATUS) & 0x80) {
		if (!loops--)
			return -EIO;
		cpu_relax();
	}
	iowrite8(cmd, port + DSP_PORT_COMMAND);
	return 0;
}

static int dsp_get_version(void __iomem *port, u8 *major, u8 *minor)
{
	int err;

	err = dsp_command(port, DSP_COMMAND_GET_VERSION);
	if (err < 0)
		return err;

	err = dsp_get_byte(port, major);
	if (err < 0)
		return err;

	err = dsp_get_byte(port, minor);
	if (err < 0)
		return err;

	return 0;
}

/*
 * Generic WSS support routines
 */

#define WSS_CONFIG_DMA_0	(1 << 0)
#define WSS_CONFIG_DMA_1	(2 << 0)
#define WSS_CONFIG_DMA_3	(3 << 0)
#define WSS_CONFIG_DUPLEX	(1 << 2)
#define WSS_CONFIG_IRQ_7	(1 << 3)
#define WSS_CONFIG_IRQ_9	(2 << 3)
#define WSS_CONFIG_IRQ_10	(3 << 3)
#define WSS_CONFIG_IRQ_11	(4 << 3)

#define WSS_PORT_CONFIG		0
#define WSS_PORT_SIGNATURE	3

#define WSS_SIGNATURE		4

static int wss_detect(void __iomem *wss_port)
{
	if ((ioread8(wss_port + WSS_PORT_SIGNATURE) & 0x3f) != WSS_SIGNATURE)
		return -ENODEV;

	return 0;
}

static void wss_set_config(void __iomem *wss_port, u8 wss_config)
{
	iowrite8(wss_config, wss_port + WSS_PORT_CONFIG);
}

/*
 * Aztech Sound Galaxy specifics
 */

#define GALAXY_PORT_CONFIG	1024
#define CONFIG_PORT_SET		4

#define DSP_COMMAND_GALAXY_8	8
#define GALAXY_COMMAND_GET_TYPE	5

#define DSP_COMMAND_GALAXY_9	9
#define GALAXY_COMMAND_WSSMODE	0
#define GALAXY_COMMAND_SB8MODE	1

#define GALAXY_MODE_WSS		GALAXY_COMMAND_WSSMODE
#define GALAXY_MODE_SB8		GALAXY_COMMAND_SB8MODE

struct snd_galaxy {
	void __iomem *port;
	void __iomem *config_port;
	void __iomem *wss_port;
	u32 config;
	struct resource *res_port;
	struct resource *res_config_port;
	struct resource *res_wss_port;
};

static u32 config[SNDRV_CARDS];
static u8 wss_config[SNDRV_CARDS];

static int snd_galaxy_match(struct device *dev, unsigned int n)
{
	if (!enable[n])
		return 0;

	switch (port[n]) {
	case SNDRV_AUTO_PORT:
		dev_err(dev, "please specify port\n");
		return 0;
	case 0x220:
		config[n] |= GALAXY_CONFIG_SBA_220;
		break;
	case 0x240:
		config[n] |= GALAXY_CONFIG_SBA_240;
		break;
	case 0x260:
		config[n] |= GALAXY_CONFIG_SBA_260;
		break;
	case 0x280:
		config[n] |= GALAXY_CONFIG_SBA_280;
		break;
	default:
		dev_err(dev, "invalid port %#lx\n", port[n]);
		return 0;
	}

	switch (wss_port[n]) {
	case SNDRV_AUTO_PORT:
		dev_err(dev,  "please specify wss_port\n");
		return 0;
	case 0x530:
		config[n] |= GALAXY_CONFIG_WSS_ENABLE | GALAXY_CONFIG_WSSA_530;
		break;
	case 0x604:
		config[n] |= GALAXY_CONFIG_WSS_ENABLE | GALAXY_CONFIG_WSSA_604;
		break;
	case 0xe80:
		config[n] |= GALAXY_CONFIG_WSS_ENABLE | GALAXY_CONFIG_WSSA_E80;
		break;
	case 0xf40:
		config[n] |= GALAXY_CONFIG_WSS_ENABLE | GALAXY_CONFIG_WSSA_F40;
		break;
	default:
		dev_err(dev, "invalid WSS port %#lx\n", wss_port[n]);
		return 0;
	}

	switch (irq[n]) {
	case SNDRV_AUTO_IRQ:
		dev_err(dev,  "please specify irq\n");
		return 0;
	case 7:
		wss_config[n] |= WSS_CONFIG_IRQ_7;
		break;
	case 2:
		irq[n] = 9;
	case 9:
		wss_config[n] |= WSS_CONFIG_IRQ_9;
		break;
	case 10:
		wss_config[n] |= WSS_CONFIG_IRQ_10;
		break;
	case 11:
		wss_config[n] |= WSS_CONFIG_IRQ_11;
		break;
	default:
		dev_err(dev, "invalid IRQ %d\n", irq[n]);
		return 0;
	}

	switch (dma1[n]) {
	case SNDRV_AUTO_DMA:
		dev_err(dev,  "please specify dma1\n");
		return 0;
	case 0:
		wss_config[n] |= WSS_CONFIG_DMA_0;
		break;
	case 1:
		wss_config[n] |= WSS_CONFIG_DMA_1;
		break;
	case 3:
		wss_config[n] |= WSS_CONFIG_DMA_3;
		break;
	default:
		dev_err(dev, "invalid playback DMA %d\n", dma1[n]);
		return 0;
	}

	if (dma2[n] == SNDRV_AUTO_DMA || dma2[n] == dma1[n]) {
		dma2[n] = -1;
		goto mpu;
	}

	wss_config[n] |= WSS_CONFIG_DUPLEX;
	switch (dma2[n]) {
	case 0:
		break;
	case 1:
		if (dma1[n] == 0)
			break;
	default:
		dev_err(dev, "invalid capture DMA %d\n", dma2[n]);
		return 0;
	}

mpu:
	switch (mpu_port[n]) {
	case SNDRV_AUTO_PORT:
		dev_warn(dev, "mpu_port not specified; not using MPU-401\n");
		mpu_port[n] = -1;
		goto fm;
	case 0x300:
		config[n] |= GALAXY_CONFIG_MPU_ENABLE | GALAXY_CONFIG_MPUA_300;
		break;
	case 0x330:
		config[n] |= GALAXY_CONFIG_MPU_ENABLE | GALAXY_CONFIG_MPUA_330;
		break;
	default:
		dev_err(dev, "invalid MPU port %#lx\n", mpu_port[n]);
		return 0;
	}

	switch (mpu_irq[n]) {
	case SNDRV_AUTO_IRQ:
		dev_warn(dev, "mpu_irq not specified: using polling mode\n");
		mpu_irq[n] = -1;
		break;
	case 2:
		mpu_irq[n] = 9;
	case 9:
		config[n] |= GALAXY_CONFIG_MPUIRQ_2;
		break;
#ifdef AZT1605
	case 3:
		config[n] |= GALAXY_CONFIG_MPUIRQ_3;
		break;
#endif
	case 5:
		config[n] |= GALAXY_CONFIG_MPUIRQ_5;
		break;
	case 7:
		config[n] |= GALAXY_CONFIG_MPUIRQ_7;
		break;
#ifdef AZT2316
	case 10:
		config[n] |= GALAXY_CONFIG_MPUIRQ_10;
		break;
#endif
	default:
		dev_err(dev, "invalid MPU IRQ %d\n", mpu_irq[n]);
		return 0;
	}

	if (mpu_irq[n] == irq[n]) {
		dev_err(dev, "cannot share IRQ between WSS and MPU-401\n");
		return 0;
	}

fm:
	switch (fm_port[n]) {
	case SNDRV_AUTO_PORT:
		dev_warn(dev, "fm_port not specified: not using OPL3\n");
		fm_port[n] = -1;
		break;
	case 0x388:
		break;
	default:
		dev_err(dev, "illegal FM port %#lx\n", fm_port[n]);
		return 0;
	}

	config[n] |= GALAXY_CONFIG_GAME_ENABLE;
	return 1;
}

static int galaxy_init(struct snd_galaxy *galaxy, u8 *type)
{
	u8 major;
	u8 minor;
	int err;

	err = dsp_reset(galaxy->port);
	if (err < 0)
		return err;

	err = dsp_get_version(galaxy->port, &major, &minor);
	if (err < 0)
		return err;

	if (major != GALAXY_DSP_MAJOR || minor != GALAXY_DSP_MINOR)
		return -ENODEV;

	err = dsp_command(galaxy->port, DSP_COMMAND_GALAXY_8);
	if (err < 0)
		return err;

	err = dsp_command(galaxy->port, GALAXY_COMMAND_GET_TYPE);
	if (err < 0)
		return err;

	err = dsp_get_byte(galaxy->port, type);
	if (err < 0)
		return err;

	return 0;
}

static int galaxy_set_mode(struct snd_galaxy *galaxy, u8 mode)
{
	int err;

	err = dsp_command(galaxy->port, DSP_COMMAND_GALAXY_9);
	if (err < 0)
		return err;

	err = dsp_command(galaxy->port, mode);
	if (err < 0)
		return err;

#ifdef AZT1605
	/*
	 * Needed for MPU IRQ on AZT1605, but AZT2316 loses WSS again
	 */
	err = dsp_reset(galaxy->port);
	if (err < 0)
		return err;
#endif

	return 0;
}

static void galaxy_set_config(struct snd_galaxy *galaxy, u32 config)
{
	u8 tmp = ioread8(galaxy->config_port + CONFIG_PORT_SET);
	int i;

	iowrite8(tmp | 0x80, galaxy->config_port + CONFIG_PORT_SET);
	for (i = 0; i < GALAXY_CONFIG_SIZE; i++) {
		iowrite8(config, galaxy->config_port + i);
		config >>= 8;
	}
	iowrite8(tmp & 0x7f, galaxy->config_port + CONFIG_PORT_SET);
	msleep(10);
}

static void galaxy_config(struct snd_galaxy *galaxy, u32 config)
{
	int i;

	for (i = GALAXY_CONFIG_SIZE; i; i--) {
		u8 tmp = ioread8(galaxy->config_port + i - 1);
		galaxy->config = (galaxy->config << 8) | tmp;
	}
	config |= galaxy->config & GALAXY_CONFIG_MASK;
	galaxy_set_config(galaxy, config);
}

static int galaxy_wss_config(struct snd_galaxy *galaxy, u8 wss_config)
{
	int err;

	err = wss_detect(galaxy->wss_port);
	if (err < 0)
		return err;

	wss_set_config(galaxy->wss_port, wss_config);

	err = galaxy_set_mode(galaxy, GALAXY_MODE_WSS);
	if (err < 0)
		return err;

	return 0;
}

static void snd_galaxy_free(struct snd_card *card)
{
	struct snd_galaxy *galaxy = card->private_data;

	if (galaxy->wss_port) {
		wss_set_config(galaxy->wss_port, 0);
		ioport_unmap(galaxy->wss_port);
		release_and_free_resource(galaxy->res_wss_port);
	}
	if (galaxy->config_port) {
		galaxy_set_config(galaxy, galaxy->config);
		ioport_unmap(galaxy->config_port);
		release_and_free_resource(galaxy->res_config_port);
	}
	if (galaxy->port) {
		ioport_unmap(galaxy->port);
		release_and_free_resource(galaxy->res_port);
	}
}

static int snd_galaxy_probe(struct device *dev, unsigned int n)
{
	struct snd_galaxy *galaxy;
	struct snd_wss *chip;
	struct snd_card *card;
	u8 type;
	int err;

	err = snd_card_new(dev, index[n], id[n], THIS_MODULE,
			   sizeof(*galaxy), &card);
	if (err < 0)
		return err;

	card->private_free = snd_galaxy_free;
	galaxy = card->private_data;

	galaxy->res_port = request_region(port[n], 16, DRV_NAME);
	if (!galaxy->res_port) {
		dev_err(dev, "could not grab ports %#lx-%#lx\n", port[n],
			port[n] + 15);
		err = -EBUSY;
		goto error;
	}
	galaxy->port = ioport_map(port[n], 16);

	err = galaxy_init(galaxy, &type);
	if (err < 0) {
		dev_err(dev, "did not find a Sound Galaxy at %#lx\n", port[n]);
		goto error;
	}
	dev_info(dev, "Sound Galaxy (type %d) found at %#lx\n", type, port[n]);

	galaxy->res_config_port = request_region(port[n] + GALAXY_PORT_CONFIG,
						 16, DRV_NAME);
	if (!galaxy->res_config_port) {
		dev_err(dev, "could not grab ports %#lx-%#lx\n",
			port[n] + GALAXY_PORT_CONFIG,
			port[n] + GALAXY_PORT_CONFIG + 15);
		err = -EBUSY;
		goto error;
	}
	galaxy->config_port = ioport_map(port[n] + GALAXY_PORT_CONFIG, 16);

	galaxy_config(galaxy, config[n]);

	galaxy->res_wss_port = request_region(wss_port[n], 4, DRV_NAME);
	if (!galaxy->res_wss_port)  {
		dev_err(dev, "could not grab ports %#lx-%#lx\n", wss_port[n],
			wss_port[n] + 3);
		err = -EBUSY;
		goto error;
	}
	galaxy->wss_port = ioport_map(wss_port[n], 4);

	err = galaxy_wss_config(galaxy, wss_config[n]);
	if (err < 0) {
		dev_err(dev, "could not configure WSS\n");
		goto error;
	}

	strcpy(card->driver, DRV_NAME);
	strcpy(card->shortname, DRV_NAME);
	sprintf(card->longname, "%s at %#lx/%#lx, irq %d, dma %d/%d",
		card->shortname, port[n], wss_port[n], irq[n], dma1[n],
		dma2[n]);

	err = snd_wss_create(card, wss_port[n] + 4, -1, irq[n], dma1[n],
			     dma2[n], WSS_HW_DETECT, 0, &chip);
	if (err < 0)
		goto error;

	err = snd_wss_pcm(chip, 0);
	if (err < 0)
		goto error;

	err = snd_wss_mixer(chip);
	if (err < 0)
		goto error;

	err = snd_wss_timer(chip, 0);
	if (err < 0)
		goto error;

	if (mpu_port[n] >= 0) {
		err = snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401,
					  mpu_port[n], 0, mpu_irq[n], NULL);
		if (err < 0)
			goto error;
	}

	if (fm_port[n] >= 0) {
		struct snd_opl3 *opl3;

		err = snd_opl3_create(card, fm_port[n], fm_port[n] + 2,
				      OPL3_HW_AUTO, 0, &opl3);
		if (err < 0) {
			dev_err(dev, "no OPL device at %#lx\n", fm_port[n]);
			goto error;
		}
		err = snd_opl3_timer_new(opl3, 1, 2);
		if (err < 0)
			goto error;

		err = snd_opl3_hwdep_new(opl3, 0, 1, NULL);
		if (err < 0)
			goto error;
	}

	err = snd_card_register(card);
	if (err < 0)
		goto error;

	dev_set_drvdata(dev, card);
	return 0;

error:
	snd_card_free(card);
	return err;
}

static int snd_galaxy_remove(struct device *dev, unsigned int n)
{
	snd_card_free(dev_get_drvdata(dev));
	return 0;
}

static struct isa_driver snd_galaxy_driver = {
	.match		= snd_galaxy_match,
	.probe		= snd_galaxy_probe,
	.remove		= snd_galaxy_remove,

	.driver		= {
		.name	= DEV_NAME
	}
};

module_isa_driver(snd_galaxy_driver, SNDRV_CARDS);
Commit	Line	Data
49531192 RH	1	/*
	2	* Aztech AZT1605/AZT2316 Driver
	3	* Copyright (C) 2007,2010 Rene Herman
	4	*
	5	* This program is free software: you can redistribute it and/or modify
	6	* it under the terms of the GNU General Public License as published by
	7	* the Free Software Foundation, either version 2 of the License, or
	8	* (at your option) any later version.
	9	*
	10	* This program is distributed in the hope that it will be useful,
	11	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	12	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	13	* GNU General Public License for more details.
	14	*
	15	* You should have received a copy of the GNU General Public License
	16	* along with this program. If not, see <http://www.gnu.org/licenses/>.
	17	*
	18	*/
	19
	20	#include <linux/kernel.h>
	21	#include <linux/module.h>
	22	#include <linux/isa.h>
	23	#include <linux/delay.h>
	24	#include <linux/io.h>
	25	#include <asm/processor.h>
	26	#include <sound/core.h>
	27	#include <sound/initval.h>
	28	#include <sound/wss.h>
	29	#include <sound/mpu401.h>
	30	#include <sound/opl3.h>
	31
	32	MODULE_DESCRIPTION(CRD_NAME);
	33	MODULE_AUTHOR("Rene Herman");
	34	MODULE_LICENSE("GPL");
	35
	36	static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
	37	static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
a67ff6a5	38	static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE;
49531192 RH	39
	40	module_param_array(index, int, NULL, 0444);
	41	MODULE_PARM_DESC(index, "Index value for " CRD_NAME " soundcard.");
	42	module_param_array(id, charp, NULL, 0444);
	43	MODULE_PARM_DESC(id, "ID string for " CRD_NAME " soundcard.");
	44	module_param_array(enable, bool, NULL, 0444);
	45	MODULE_PARM_DESC(enable, "Enable " CRD_NAME " soundcard.");
	46
	47	static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;
	48	static long wss_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;
	49	static long mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;
	50	static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;
	51	static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;
	52	static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;
	53	static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;
	54	static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;
	55
e992ef57	56	module_param_hw_array(port, long, ioport, NULL, 0444);
49531192	57	MODULE_PARM_DESC(port, "Port # for " CRD_NAME " driver.");
e992ef57	58	module_param_hw_array(wss_port, long, ioport, NULL, 0444);
49531192	59	MODULE_PARM_DESC(wss_port, "WSS port # for " CRD_NAME " driver.");
e992ef57	60	module_param_hw_array(mpu_port, long, ioport, NULL, 0444);
49531192	61	MODULE_PARM_DESC(mpu_port, "MPU-401 port # for " CRD_NAME " driver.");
e992ef57	62	module_param_hw_array(fm_port, long, ioport, NULL, 0444);
49531192	63	MODULE_PARM_DESC(fm_port, "FM port # for " CRD_NAME " driver.");
e992ef57	64	module_param_hw_array(irq, int, irq, NULL, 0444);
49531192	65	MODULE_PARM_DESC(irq, "IRQ # for " CRD_NAME " driver.");
e992ef57	66	module_param_hw_array(mpu_irq, int, irq, NULL, 0444);
49531192	67	MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for " CRD_NAME " driver.");
e992ef57	68	module_param_hw_array(dma1, int, dma, NULL, 0444);
49531192	69	MODULE_PARM_DESC(dma1, "Playback DMA # for " CRD_NAME " driver.");
e992ef57	70	module_param_hw_array(dma2, int, dma, NULL, 0444);
49531192 RH	71	MODULE_PARM_DESC(dma2, "Capture DMA # for " CRD_NAME " driver.");
	72
	73	/*
	74	* Generic SB DSP support routines
	75	*/
	76
	77	#define DSP_PORT_RESET 0x6
	78	#define DSP_PORT_READ 0xa
	79	#define DSP_PORT_COMMAND 0xc
	80	#define DSP_PORT_STATUS 0xc
	81	#define DSP_PORT_DATA_AVAIL 0xe
	82
	83	#define DSP_SIGNATURE 0xaa
	84
	85	#define DSP_COMMAND_GET_VERSION 0xe1
	86
1bff292e	87	static int dsp_get_byte(void __iomem port, u8 val)
49531192 RH	88	{
	89	int loops = 1000;
	90
	91	while (!(ioread8(port + DSP_PORT_DATA_AVAIL) & 0x80)) {
	92	if (!loops--)
	93	return -EIO;
	94	cpu_relax();
	95	}
	96	*val = ioread8(port + DSP_PORT_READ);
	97	return 0;
	98	}
	99
1bff292e	100	static int dsp_reset(void __iomem *port)
49531192 RH	101	{
	102	u8 val;
	103
	104	iowrite8(1, port + DSP_PORT_RESET);
	105	udelay(10);
	106	iowrite8(0, port + DSP_PORT_RESET);
	107
	108	if (dsp_get_byte(port, &val) < 0 \|\| val != DSP_SIGNATURE)
	109	return -ENODEV;
	110
	111	return 0;
	112	}
	113
1bff292e	114	static int dsp_command(void __iomem *port, u8 cmd)
49531192 RH	115	{
	116	int loops = 1000;
	117
	118	while (ioread8(port + DSP_PORT_STATUS) & 0x80) {
	119	if (!loops--)
	120	return -EIO;
	121	cpu_relax();
	122	}
	123	iowrite8(cmd, port + DSP_PORT_COMMAND);
	124	return 0;
	125	}
	126
1bff292e	127	static int dsp_get_version(void __iomem port, u8 major, u8 *minor)
49531192 RH	128	{
	129	int err;
	130
	131	err = dsp_command(port, DSP_COMMAND_GET_VERSION);
	132	if (err < 0)
	133	return err;
	134
	135	err = dsp_get_byte(port, major);
	136	if (err < 0)
	137	return err;
	138
	139	err = dsp_get_byte(port, minor);
	140	if (err < 0)
	141	return err;
	142
	143	return 0;
	144	}
	145
	146	/*
	147	* Generic WSS support routines
	148	*/
	149
	150	#define WSS_CONFIG_DMA_0 (1 << 0)
	151	#define WSS_CONFIG_DMA_1 (2 << 0)
	152	#define WSS_CONFIG_DMA_3 (3 << 0)
	153	#define WSS_CONFIG_DUPLEX (1 << 2)
	154	#define WSS_CONFIG_IRQ_7 (1 << 3)
	155	#define WSS_CONFIG_IRQ_9 (2 << 3)
	156	#define WSS_CONFIG_IRQ_10 (3 << 3)
	157	#define WSS_CONFIG_IRQ_11 (4 << 3)
	158
	159	#define WSS_PORT_CONFIG 0
	160	#define WSS_PORT_SIGNATURE 3
	161
	162	#define WSS_SIGNATURE 4
	163
1bff292e	164	static int wss_detect(void __iomem *wss_port)
49531192 RH	165	{
	166	if ((ioread8(wss_port + WSS_PORT_SIGNATURE) & 0x3f) != WSS_SIGNATURE)
	167	return -ENODEV;
	168
	169	return 0;
	170	}
	171
	172	static void wss_set_config(void __iomem *wss_port, u8 wss_config)
	173	{
	174	iowrite8(wss_config, wss_port + WSS_PORT_CONFIG);
	175	}
	176
	177	/*
	178	* Aztech Sound Galaxy specifics
	179	*/
	180
	181	#define GALAXY_PORT_CONFIG 1024
	182	#define CONFIG_PORT_SET 4
	183
	184	#define DSP_COMMAND_GALAXY_8 8
	185	#define GALAXY_COMMAND_GET_TYPE 5
	186
	187	#define DSP_COMMAND_GALAXY_9 9
	188	#define GALAXY_COMMAND_WSSMODE 0
	189	#define GALAXY_COMMAND_SB8MODE 1
	190
	191	#define GALAXY_MODE_WSS GALAXY_COMMAND_WSSMODE
	192	#define GALAXY_MODE_SB8 GALAXY_COMMAND_SB8MODE
	193
	194	struct snd_galaxy {
	195	void __iomem *port;
	196	void __iomem *config_port;
	197	void __iomem *wss_port;
	198	u32 config;
	199	struct resource *res_port;
	200	struct resource *res_config_port;
	201	struct resource *res_wss_port;
	202	};
	203
	204	static u32 config[SNDRV_CARDS];
	205	static u8 wss_config[SNDRV_CARDS];
	206
1bff292e	207	static int snd_galaxy_match(struct device *dev, unsigned int n)
49531192 RH	208	{
	209	if (!enable[n])
	210	return 0;
	211
	212	switch (port[n]) {
	213	case SNDRV_AUTO_PORT:
	214	dev_err(dev, "please specify port\n");
	215	return 0;
	216	case 0x220:
	217	config[n] \|= GALAXY_CONFIG_SBA_220;
	218	break;
	219	case 0x240:
	220	config[n] \|= GALAXY_CONFIG_SBA_240;
	221	break;
	222	case 0x260:
	223	config[n] \|= GALAXY_CONFIG_SBA_260;
	224	break;
	225	case 0x280:
	226	config[n] \|= GALAXY_CONFIG_SBA_280;
	227	break;
	228	default:
	229	dev_err(dev, "invalid port %#lx\n", port[n]);
	230	return 0;
	231	}
	232
	233	switch (wss_port[n]) {
	234	case SNDRV_AUTO_PORT:
	235	dev_err(dev, "please specify wss_port\n");
	236	return 0;
	237	case 0x530:
	238	config[n] \|= GALAXY_CONFIG_WSS_ENABLE \| GALAXY_CONFIG_WSSA_530;
	239	break;
	240	case 0x604:
	241	config[n] \|= GALAXY_CONFIG_WSS_ENABLE \| GALAXY_CONFIG_WSSA_604;
	242	break;
	243	case 0xe80:
	244	config[n] \|= GALAXY_CONFIG_WSS_ENABLE \| GALAXY_CONFIG_WSSA_E80;
	245	break;
	246	case 0xf40:
	247	config[n] \|= GALAXY_CONFIG_WSS_ENABLE \| GALAXY_CONFIG_WSSA_F40;
	248	break;
	249	default:
	250	dev_err(dev, "invalid WSS port %#lx\n", wss_port[n]);
	251	return 0;
	252	}
	253
	254	switch (irq[n]) {
	255	case SNDRV_AUTO_IRQ:
	256	dev_err(dev, "please specify irq\n");
	257	return 0;
	258	case 7:
	259	wss_config[n] \|= WSS_CONFIG_IRQ_7;
	260	break;
	261	case 2:
	262	irq[n] = 9;
	263	case 9:
	264	wss_config[n] \|= WSS_CONFIG_IRQ_9;
	265	break;
	266	case 10:
	267	wss_config[n] \|= WSS_CONFIG_IRQ_10;
	268	break;
	269	case 11:
	270	wss_config[n] \|= WSS_CONFIG_IRQ_11;
	271	break;
272	default:
273	dev_err(dev, "invalid IRQ %d\n", irq[n]);
274	return 0;
275	}
276
277	switch (dma1[n]) {
278	case SNDRV_AUTO_DMA:
279	dev_err(dev, "please specify dma1\n");
280	return 0;
281	case 0:
282	wss_config[n] \|= WSS_CONFIG_DMA_0;
283	break;
284	case 1:
285	wss_config[n] \|= WSS_CONFIG_DMA_1;
286	break;
287	case 3:
288	wss_config[n] \|= WSS_CONFIG_DMA_3;
289	break;
290	default:
291	dev_err(dev, "invalid playback DMA %d\n", dma1[n]);
292	return 0;
293	}
294
295	if (dma2[n] == SNDRV_AUTO_DMA \|\| dma2[n] == dma1[n]) {
296	dma2[n] = -1;
297	goto mpu;
298	}
299
300	wss_config[n] \|= WSS_CONFIG_DUPLEX;
301	switch (dma2[n]) {
302	case 0:
303	break;
304	case 1:
305	if (dma1[n] == 0)
306	break;
307	default:
308	dev_err(dev, "invalid capture DMA %d\n", dma2[n]);
309	return 0;
310	}
311
312	mpu:
313	switch (mpu_port[n]) {
314	case SNDRV_AUTO_PORT:
315	dev_warn(dev, "mpu_port not specified; not using MPU-401\n");
316	mpu_port[n] = -1;
317	goto fm;
318	case 0x300:
319	config[n] \|= GALAXY_CONFIG_MPU_ENABLE \| GALAXY_CONFIG_MPUA_300;
320	break;
321	case 0x330:
322	config[n] \|= GALAXY_CONFIG_MPU_ENABLE \| GALAXY_CONFIG_MPUA_330;
323	break;
324	default:
325	dev_err(dev, "invalid MPU port %#lx\n", mpu_port[n]);
326	return 0;
327	}
328
329	switch (mpu_irq[n]) {
330	case SNDRV_AUTO_IRQ:
331	dev_warn(dev, "mpu_irq not specified: using polling mode\n");
332	mpu_irq[n] = -1;
333	break;
334	case 2:
335	mpu_irq[n] = 9;
336	case 9:
337	config[n] \|= GALAXY_CONFIG_MPUIRQ_2;
338	break;
339	#ifdef AZT1605
340	case 3:
341	config[n] \|= GALAXY_CONFIG_MPUIRQ_3;
342	break;
343	#endif
344	case 5:
345	config[n] \|= GALAXY_CONFIG_MPUIRQ_5;
346	break;
347	case 7:
348	config[n] \|= GALAXY_CONFIG_MPUIRQ_7;
349	break;
350	#ifdef AZT2316
351	case 10:
352	config[n] \|= GALAXY_CONFIG_MPUIRQ_10;
353	break;
354	#endif
355	default:
356	dev_err(dev, "invalid MPU IRQ %d\n", mpu_irq[n]);
357	return 0;
358	}
359
360	if (mpu_irq[n] == irq[n]) {
361	dev_err(dev, "cannot share IRQ between WSS and MPU-401\n");
362	return 0;
363	}
364
365	fm:
366	switch (fm_port[n]) {
367	case SNDRV_AUTO_PORT:
368	dev_warn(dev, "fm_port not specified: not using OPL3\n");
369	fm_port[n] = -1;
370	break;
371	case 0x388:
372	break;
373	default:
374	dev_err(dev, "illegal FM port %#lx\n", fm_port[n]);
375	return 0;
376	}
377
378	config[n] \|= GALAXY_CONFIG_GAME_ENABLE;
379	return 1;
380	}
381
1bff292e	382	static int galaxy_init(struct snd_galaxy galaxy, u8 type)
49531192 RH	383	{
	384	u8 major;
	385	u8 minor;
	386	int err;
	387
	388	err = dsp_reset(galaxy->port);
	389	if (err < 0)
	390	return err;
	391
	392	err = dsp_get_version(galaxy->port, &major, &minor);
	393	if (err < 0)
	394	return err;
	395
	396	if (major != GALAXY_DSP_MAJOR \|\| minor != GALAXY_DSP_MINOR)
	397	return -ENODEV;
	398
	399	err = dsp_command(galaxy->port, DSP_COMMAND_GALAXY_8);
	400	if (err < 0)
	401	return err;
	402
	403	err = dsp_command(galaxy->port, GALAXY_COMMAND_GET_TYPE);
	404	if (err < 0)
	405	return err;
	406
	407	err = dsp_get_byte(galaxy->port, type);
	408	if (err < 0)
	409	return err;
	410
	411	return 0;
	412	}
	413
1bff292e	414	static int galaxy_set_mode(struct snd_galaxy *galaxy, u8 mode)
49531192 RH	415	{
	416	int err;
	417
	418	err = dsp_command(galaxy->port, DSP_COMMAND_GALAXY_9);
	419	if (err < 0)
	420	return err;
	421
	422	err = dsp_command(galaxy->port, mode);
	423	if (err < 0)
	424	return err;
	425
	426	#ifdef AZT1605
	427	/*
	428	* Needed for MPU IRQ on AZT1605, but AZT2316 loses WSS again
	429	*/
	430	err = dsp_reset(galaxy->port);
	431	if (err < 0)
	432	return err;
	433	#endif
	434
	435	return 0;
	436	}
	437
	438	static void galaxy_set_config(struct snd_galaxy *galaxy, u32 config)
	439	{
	440	u8 tmp = ioread8(galaxy->config_port + CONFIG_PORT_SET);
	441	int i;
	442
	443	iowrite8(tmp \| 0x80, galaxy->config_port + CONFIG_PORT_SET);
	444	for (i = 0; i < GALAXY_CONFIG_SIZE; i++) {
	445	iowrite8(config, galaxy->config_port + i);
	446	config >>= 8;
	447	}
	448	iowrite8(tmp & 0x7f, galaxy->config_port + CONFIG_PORT_SET);
	449	msleep(10);
	450	}
	451
1bff292e	452	static void galaxy_config(struct snd_galaxy *galaxy, u32 config)
49531192 RH	453	{
	454	int i;
	455
	456	for (i = GALAXY_CONFIG_SIZE; i; i--) {
	457	u8 tmp = ioread8(galaxy->config_port + i - 1);
	458	galaxy->config = (galaxy->config << 8) \| tmp;
	459	}
	460	config \|= galaxy->config & GALAXY_CONFIG_MASK;
	461	galaxy_set_config(galaxy, config);
	462	}
	463
1bff292e	464	static int galaxy_wss_config(struct snd_galaxy *galaxy, u8 wss_config)
49531192 RH	465	{
	466	int err;
	467
	468	err = wss_detect(galaxy->wss_port);
	469	if (err < 0)
	470	return err;
	471
	472	wss_set_config(galaxy->wss_port, wss_config);
	473
	474	err = galaxy_set_mode(galaxy, GALAXY_MODE_WSS);
	475	if (err < 0)
	476	return err;
	477
	478	return 0;
	479	}
	480
	481	static void snd_galaxy_free(struct snd_card *card)
	482	{
	483	struct snd_galaxy *galaxy = card->private_data;
	484
	485	if (galaxy->wss_port) {
	486	wss_set_config(galaxy->wss_port, 0);
	487	ioport_unmap(galaxy->wss_port);
	488	release_and_free_resource(galaxy->res_wss_port);
	489	}
	490	if (galaxy->config_port) {
	491	galaxy_set_config(galaxy, galaxy->config);
	492	ioport_unmap(galaxy->config_port);
	493	release_and_free_resource(galaxy->res_config_port);
	494	}
	495	if (galaxy->port) {
	496	ioport_unmap(galaxy->port);
	497	release_and_free_resource(galaxy->res_port);
	498	}
	499	}
	500
1bff292e	501	static int snd_galaxy_probe(struct device *dev, unsigned int n)
49531192 RH	502	{
	503	struct snd_galaxy *galaxy;
	504	struct snd_wss *chip;
	505	struct snd_card *card;
	506	u8 type;
	507	int err;
	508
4323cc4d TI	509	err = snd_card_new(dev, index[n], id[n], THIS_MODULE,
4323cc4d TI	510	sizeof(*galaxy), &card);
49531192 RH	511	if (err < 0)
	512	return err;
	513
49531192 RH	514	card->private_free = snd_galaxy_free;
	515	galaxy = card->private_data;
	516
	517	galaxy->res_port = request_region(port[n], 16, DRV_NAME);
	518	if (!galaxy->res_port) {
	519	dev_err(dev, "could not grab ports %#lx-%#lx\n", port[n],
	520	port[n] + 15);
	521	err = -EBUSY;
	522	goto error;
	523	}
	524	galaxy->port = ioport_map(port[n], 16);
	525
	526	err = galaxy_init(galaxy, &type);
	527	if (err < 0) {
	528	dev_err(dev, "did not find a Sound Galaxy at %#lx\n", port[n]);
	529	goto error;
	530	}
	531	dev_info(dev, "Sound Galaxy (type %d) found at %#lx\n", type, port[n]);
	532
	533	galaxy->res_config_port = request_region(port[n] + GALAXY_PORT_CONFIG,
	534	16, DRV_NAME);
	535	if (!galaxy->res_config_port) {
	536	dev_err(dev, "could not grab ports %#lx-%#lx\n",
	537	port[n] + GALAXY_PORT_CONFIG,
	538	port[n] + GALAXY_PORT_CONFIG + 15);
	539	err = -EBUSY;
	540	goto error;
	541	}
	542	galaxy->config_port = ioport_map(port[n] + GALAXY_PORT_CONFIG, 16);
	543
	544	galaxy_config(galaxy, config[n]);
	545
	546	galaxy->res_wss_port = request_region(wss_port[n], 4, DRV_NAME);
	547	if (!galaxy->res_wss_port) {
	548	dev_err(dev, "could not grab ports %#lx-%#lx\n", wss_port[n],
	549	wss_port[n] + 3);
	550	err = -EBUSY;
	551	goto error;
	552	}
	553	galaxy->wss_port = ioport_map(wss_port[n], 4);
	554
	555	err = galaxy_wss_config(galaxy, wss_config[n]);
	556	if (err < 0) {
	557	dev_err(dev, "could not configure WSS\n");
	558	goto error;
	559	}
	560
	561	strcpy(card->driver, DRV_NAME);
	562	strcpy(card->shortname, DRV_NAME);
	563	sprintf(card->longname, "%s at %#lx/%#lx, irq %d, dma %d/%d",
	564	card->shortname, port[n], wss_port[n], irq[n], dma1[n],
	565	dma2[n]);
	566
	567	err = snd_wss_create(card, wss_port[n] + 4, -1, irq[n], dma1[n],
	568	dma2[n], WSS_HW_DETECT, 0, &chip);
	569	if (err < 0)
	570	goto error;
	571
fa60c065	572	err = snd_wss_pcm(chip, 0);
49531192 RH	573	if (err < 0)
	574	goto error;
	575
	576	err = snd_wss_mixer(chip);
	577	if (err < 0)
	578	goto error;
	579
fa60c065	580	err = snd_wss_timer(chip, 0);
49531192 RH	581	if (err < 0)
	582	goto error;
	583
	584	if (mpu_port[n] >= 0) {
	585	err = snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401,
dba8b469	586	mpu_port[n], 0, mpu_irq[n], NULL);
49531192 RH	587	if (err < 0)
	588	goto error;
	589	}
	590
	591	if (fm_port[n] >= 0) {
	592	struct snd_opl3 *opl3;
	593
	594	err = snd_opl3_create(card, fm_port[n], fm_port[n] + 2,
	595	OPL3_HW_AUTO, 0, &opl3);
	596	if (err < 0) {
	597	dev_err(dev, "no OPL device at %#lx\n", fm_port[n]);
	598	goto error;
	599	}
	600	err = snd_opl3_timer_new(opl3, 1, 2);
	601	if (err < 0)
	602	goto error;
	603
	604	err = snd_opl3_hwdep_new(opl3, 0, 1, NULL);
	605	if (err < 0)
	606	goto error;
	607	}
	608
	609	err = snd_card_register(card);
	610	if (err < 0)
	611	goto error;
	612
	613	dev_set_drvdata(dev, card);
	614	return 0;
	615
	616	error:
	617	snd_card_free(card);
	618	return err;
	619	}
	620
1bff292e	621	static int snd_galaxy_remove(struct device *dev, unsigned int n)
49531192 RH	622	{
49531192 RH	623	snd_card_free(dev_get_drvdata(dev));
49531192 RH	624	return 0;
	625	}
	626
	627	static struct isa_driver snd_galaxy_driver = {
	628	.match = snd_galaxy_match,
	629	.probe = snd_galaxy_probe,
1bff292e	630	.remove = snd_galaxy_remove,
49531192 RH	631
	632	.driver = {
	633	.name = DEV_NAME
	634	}
	635	};
	636
ab55c050	637	module_isa_driver(snd_galaxy_driver, SNDRV_CARDS);