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acrn-kernel/sound/isa/gus/gusextreme.c

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/*
* Driver for Gravis UltraSound Extreme soundcards
* Copyright (c) by Jaroslav Kysela <perex@suse.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 <sound/driver.h>
#include <linux/init.h>
#include <linux/err.h>
#include <linux/platform_device.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/es1688.h>
#include <sound/mpu401.h>
#include <sound/opl3.h>
#define SNDRV_LEGACY_AUTO_PROBE
#define SNDRV_LEGACY_FIND_FREE_IRQ
#define SNDRV_LEGACY_FIND_FREE_DMA
#include <sound/initval.h>
MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>");
MODULE_DESCRIPTION("Gravis UltraSound Extreme");
MODULE_LICENSE("GPL");
MODULE_SUPPORTED_DEVICE("{{Gravis,UltraSound Extreme}}");
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; /* 0x220,0x240,0x260 */
static long gf1_port[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS) - 1] = -1}; /* 0x210,0x220,0x230,0x240,0x250,0x260,0x270 */
static long mpu_port[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS) - 1] = -1}; /* 0x300,0x310,0x320 */
static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,10 */
static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,10 */
static int gf1_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 2,3,5,9,11,12,15 */
static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3 */
static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;
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 Extreme soundcard.");
module_param_array(id, charp, NULL, 0444);
MODULE_PARM_DESC(id, "ID string for GUS Extreme soundcard.");
module_param_array(enable, bool, NULL, 0444);
MODULE_PARM_DESC(enable, "Enable GUS Extreme soundcard.");
module_param_array(port, long, NULL, 0444);
MODULE_PARM_DESC(port, "Port # for GUS Extreme driver.");
module_param_array(gf1_port, long, NULL, 0444);
MODULE_PARM_DESC(gf1_port, "GF1 port # for GUS Extreme driver (optional).");
module_param_array(mpu_port, long, NULL, 0444);
MODULE_PARM_DESC(mpu_port, "MPU-401 port # for GUS Extreme driver.");
module_param_array(irq, int, NULL, 0444);
MODULE_PARM_DESC(irq, "IRQ # for GUS Extreme driver.");
module_param_array(mpu_irq, int, NULL, 0444);
MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for GUS Extreme driver.");
module_param_array(gf1_irq, int, NULL, 0444);
MODULE_PARM_DESC(gf1_irq, "GF1 IRQ # for GUS Extreme driver.");
module_param_array(dma8, int, NULL, 0444);
MODULE_PARM_DESC(dma8, "8-bit DMA # for GUS Extreme driver.");
module_param_array(dma1, int, NULL, 0444);
MODULE_PARM_DESC(dma1, "GF1 DMA # for GUS Extreme 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 Extreme driver.");
module_param_array(channels, int, NULL, 0444);
MODULE_PARM_DESC(channels, "GF1 channels for GUS Extreme driver.");
module_param_array(pcm_channels, int, NULL, 0444);
MODULE_PARM_DESC(pcm_channels, "Reserved PCM channels for GUS Extreme driver.");
static struct platform_device *devices[SNDRV_CARDS];
#define PFX "gusextreme: "
static int __devinit snd_gusextreme_detect(int dev,
struct snd_card *card,
struct snd_gus_card * gus,
struct snd_es1688 *es1688)
{
unsigned long flags;
unsigned char d;
/*
* This is main stuff - enable access to GF1 chip...
* I'm not sure, if this will work for card which have
* ES1688 chip in another place than 0x220.
*
* I used reverse-engineering in DOSEMU. [--jk]
*
* ULTRINIT.EXE:
* 0x230 = 0,2,3
* 0x240 = 2,0,1
* 0x250 = 2,0,3
* 0x260 = 2,2,1
*/
spin_lock_irqsave(&es1688->mixer_lock, flags);
snd_es1688_mixer_write(es1688, 0x40, 0x0b); /* don't change!!! */
spin_unlock_irqrestore(&es1688->mixer_lock, flags);
spin_lock_irqsave(&es1688->reg_lock, flags);
outb(gf1_port[dev] & 0x040 ? 2 : 0, ES1688P(es1688, INIT1));
outb(0, 0x201);
outb(gf1_port[dev] & 0x020 ? 2 : 0, ES1688P(es1688, INIT1));
outb(0, 0x201);
outb(gf1_port[dev] & 0x010 ? 3 : 1, ES1688P(es1688, INIT1));
spin_unlock_irqrestore(&es1688->reg_lock, flags);
udelay(100);
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 -EIO;
}
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 -EIO;
}
return 0;
}
static void __devinit snd_gusextreme_init(int dev, struct snd_gus_card * gus)
{
gus->joystick_dac = joystick_dac[dev];
}
static int __devinit snd_gusextreme_mixer(struct snd_es1688 *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 AUX to SYNTHESIZER */
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 Master Playback Switch to Synth Playback Switch */
strcpy(id1.name, "Master Playback Switch");
strcpy(id2.name, "Synth Playback Switch");
if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0)
return err;
return 0;
}
static int __devinit snd_gusextreme_probe(struct platform_device *pdev)
{
int dev = pdev->id;
static int possible_ess_irqs[] = {5, 9, 10, 7, -1};
static int possible_ess_dmas[] = {1, 3, 0, -1};
static int possible_gf1_irqs[] = {5, 11, 12, 9, 7, 15, 3, -1};
static int possible_gf1_dmas[] = {5, 6, 7, 1, 3, -1};
int xgf1_irq, xgf1_dma, xess_irq, xmpu_irq, xess_dma;
struct snd_card *card;
struct snd_gus_card *gus;
struct snd_es1688 *es1688;
struct snd_opl3 *opl3;
int err;
card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
if (card == NULL)
return -ENOMEM;
xgf1_irq = gf1_irq[dev];
if (xgf1_irq == SNDRV_AUTO_IRQ) {
if ((xgf1_irq = snd_legacy_find_free_irq(possible_gf1_irqs)) < 0) {
snd_printk(KERN_ERR PFX "unable to find a free IRQ for GF1\n");
err = -EBUSY;
goto out;
}
}
xess_irq = irq[dev];
if (xess_irq == SNDRV_AUTO_IRQ) {
if ((xess_irq = snd_legacy_find_free_irq(possible_ess_irqs)) < 0) {
snd_printk(KERN_ERR PFX "unable to find a free IRQ for ES1688\n");
err = -EBUSY;
goto out;
}
}
if (mpu_port[dev] == SNDRV_AUTO_PORT)
mpu_port[dev] = 0;
xmpu_irq = mpu_irq[dev];
if (xmpu_irq > 15)
xmpu_irq = -1;
xgf1_dma = dma1[dev];
if (xgf1_dma == SNDRV_AUTO_DMA) {
if ((xgf1_dma = snd_legacy_find_free_dma(possible_gf1_dmas)) < 0) {
snd_printk(KERN_ERR PFX "unable to find a free DMA for GF1\n");
err = -EBUSY;
goto out;
}
}
xess_dma = dma8[dev];
if (xess_dma == SNDRV_AUTO_DMA) {
if ((xess_dma = snd_legacy_find_free_dma(possible_ess_dmas)) < 0) {
snd_printk(KERN_ERR PFX "unable to find a free DMA for ES1688\n");
err = -EBUSY;
goto out;
}
}
if (port[dev] != SNDRV_AUTO_PORT) {
err = snd_es1688_create(card, port[dev], mpu_port[dev],
xess_irq, xmpu_irq, xess_dma,
ES1688_HW_1688, &es1688);
} else {
/* auto-probe legacy ports */
static unsigned long possible_ports[] = {0x220, 0x240, 0x260};
int i;
for (i = 0; i < ARRAY_SIZE(possible_ports); i++) {
err = snd_es1688_create(card,
possible_ports[i],
mpu_port[dev],
xess_irq, xmpu_irq, xess_dma,
ES1688_HW_1688, &es1688);
if (err >= 0) {
port[dev] = possible_ports[i];
break;
}
}
}
if (err < 0)
goto out;
if (gf1_port[dev] < 0)
gf1_port[dev] = port[dev] + 0x20;
if ((err = snd_gus_create(card,
gf1_port[dev],
xgf1_irq,
xgf1_dma,
-1,
0, channels[dev],
pcm_channels[dev], 0,
&gus)) < 0)
goto out;
if ((err = snd_gusextreme_detect(dev, card, gus, es1688)) < 0)
goto out;
snd_gusextreme_init(dev, gus);
if ((err = snd_gus_initialize(gus)) < 0)
goto out;
if (!gus->ess_flag) {
snd_printk(KERN_ERR PFX "GUS Extreme soundcard was not detected at 0x%lx\n", gus->gf1.port);
err = -ENODEV;
goto out;
}
if ((err = snd_es1688_pcm(es1688, 0, NULL)) < 0)
goto out;
if ((err = snd_es1688_mixer(es1688)) < 0)
goto out;
snd_component_add(card, "ES1688");
if (pcm_channels[dev] > 0) {
if ((err = snd_gf1_pcm_new(gus, 1, 1, NULL)) < 0)
goto out;
}
if ((err = snd_gf1_new_mixer(gus)) < 0)
goto out;
if ((err = snd_gusextreme_mixer(es1688)) < 0)
goto out;
if (snd_opl3_create(card, es1688->port, es1688->port + 2,
OPL3_HW_OPL3, 0, &opl3) < 0) {
printk(KERN_ERR PFX "gusextreme: opl3 not detected at 0x%lx\n", es1688->port);
} else {
if ((err = snd_opl3_hwdep_new(opl3, 0, 2, NULL)) < 0)
goto out;
}
if (es1688->mpu_port >= 0x300 &&
(err = snd_mpu401_uart_new(card, 0, MPU401_HW_ES1688,
es1688->mpu_port, 0,
xmpu_irq,
IRQF_DISABLED,
NULL)) < 0)
goto out;
sprintf(card->longname, "Gravis UltraSound Extreme at 0x%lx, irq %i&%i, dma %i&%i",
es1688->port, xgf1_irq, xess_irq, xgf1_dma, xess_dma);
snd_card_set_dev(card, &pdev->dev);
if ((err = snd_card_register(card)) < 0)
goto out;
platform_set_drvdata(pdev, card);
return 0;
out:
snd_card_free(card);
return err;
}
static int __devexit snd_gusextreme_remove(struct platform_device *devptr)
{
snd_card_free(platform_get_drvdata(devptr));
platform_set_drvdata(devptr, NULL);
return 0;
}
#define GUSEXTREME_DRIVER "snd_gusextreme"
static struct platform_driver snd_gusextreme_driver = {
.probe = snd_gusextreme_probe,
.remove = __devexit_p(snd_gusextreme_remove),
/* FIXME: suspend/resume */
.driver = {
.name = GUSEXTREME_DRIVER
},
};
static void __init_or_module snd_gusextreme_unregister_all(void)
{
int i;
for (i = 0; i < ARRAY_SIZE(devices); ++i)
platform_device_unregister(devices[i]);
platform_driver_unregister(&snd_gusextreme_driver);
}
static int __init alsa_card_gusextreme_init(void)
{
int i, cards, err;
err = platform_driver_register(&snd_gusextreme_driver);
if (err < 0)
return err;
cards = 0;
for (i = 0; i < SNDRV_CARDS; i++) {
struct platform_device *device;
if (! enable[i])
continue;
device = platform_device_register_simple(GUSEXTREME_DRIVER,
i, NULL, 0);
if (IS_ERR(device))
continue;
if (!platform_get_drvdata(device)) {
platform_device_unregister(device);
continue;
}
devices[i] = device;
cards++;
}
if (!cards) {
#ifdef MODULE
printk(KERN_ERR "GUS Extreme soundcard not found or device busy\n");
#endif
snd_gusextreme_unregister_all();
return -ENODEV;
}
return 0;
}
static void __exit alsa_card_gusextreme_exit(void)
{
snd_gusextreme_unregister_all();
}
module_init(alsa_card_gusextreme_init)
module_exit(alsa_card_gusextreme_exit)
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