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linux-loongson/sound/isa/gus/gusextreme.c
Krzysztof Helt 396fa82726 ALSA: es1688: allocate snd_es1688 structure as a part of snd_card structure 
Allocate the snd_es1688 during the snd_card allocation.
This allows to remove the card pointer from the snd_es1688 structure.

Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2010-05-10 09:48:59 +02:00

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/*
* Driver for Gravis UltraSound Extreme soundcards
* 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/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>
#define CRD_NAME "Gravis UltraSound Extreme"
#define DEV_NAME "gusextreme"
MODULE_DESCRIPTION(CRD_NAME);
MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
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 " 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.");
module_param_array(port, long, NULL, 0444);
MODULE_PARM_DESC(port, "Port # for " CRD_NAME " driver.");
module_param_array(gf1_port, long, NULL, 0444);
MODULE_PARM_DESC(gf1_port, "GF1 port # for " CRD_NAME " driver (optional).");
module_param_array(mpu_port, long, NULL, 0444);
MODULE_PARM_DESC(mpu_port, "MPU-401 port # for " CRD_NAME " driver.");
module_param_array(irq, int, NULL, 0444);
MODULE_PARM_DESC(irq, "IRQ # for " CRD_NAME " driver.");
module_param_array(mpu_irq, int, NULL, 0444);
MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for " CRD_NAME " driver.");
module_param_array(gf1_irq, int, NULL, 0444);
MODULE_PARM_DESC(gf1_irq, "GF1 IRQ # for " CRD_NAME " driver.");
module_param_array(dma8, int, NULL, 0444);
MODULE_PARM_DESC(dma8, "8-bit DMA # for " CRD_NAME " driver.");
module_param_array(dma1, int, NULL, 0444);
MODULE_PARM_DESC(dma1, "GF1 DMA # for " CRD_NAME " 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 " CRD_NAME " driver.");
module_param_array(channels, int, NULL, 0444);
MODULE_PARM_DESC(channels, "GF1 channels for " CRD_NAME " driver.");
module_param_array(pcm_channels, int, NULL, 0444);
MODULE_PARM_DESC(pcm_channels, "Reserved PCM channels for " CRD_NAME " driver.");
static int __devinit snd_gusextreme_match(struct device *dev, unsigned int n)
{
return enable[n];
}
static int __devinit snd_gusextreme_es1688_create(struct snd_card *card,
struct snd_es1688 *chip, struct device *dev, unsigned int n)
{
static long possible_ports[] = {0x220, 0x240, 0x260};
static int possible_irqs[] = {5, 9, 10, 7, -1};
static int possible_dmas[] = {1, 3, 0, -1};
int i, error;
if (irq[n] == SNDRV_AUTO_IRQ) {
irq[n] = snd_legacy_find_free_irq(possible_irqs);
if (irq[n] < 0) {
dev_err(dev, "unable to find a free IRQ for ES1688\n");
return -EBUSY;
}
}
if (dma8[n] == SNDRV_AUTO_DMA) {
dma8[n] = snd_legacy_find_free_dma(possible_dmas);
if (dma8[n] < 0) {
dev_err(dev, "unable to find a free DMA for ES1688\n");
return -EBUSY;
}
}
if (port[n] != SNDRV_AUTO_PORT)
return snd_es1688_create(card, chip, port[n], mpu_port[n],
irq[n], mpu_irq[n], dma8[n], ES1688_HW_1688);
i = 0;
do {
port[n] = possible_ports[i];
error = snd_es1688_create(card, chip, port[n], mpu_port[n],
irq[n], mpu_irq[n], dma8[n], ES1688_HW_1688);
} while (error < 0 && ++i < ARRAY_SIZE(possible_ports));
return error;
}
static int __devinit snd_gusextreme_gus_card_create(struct snd_card *card,
struct device *dev, unsigned int n, struct snd_gus_card **rgus)
{
static int possible_irqs[] = {11, 12, 15, 9, 5, 7, 3, -1};
static int possible_dmas[] = {5, 6, 7, 3, 1, -1};
if (gf1_irq[n] == SNDRV_AUTO_IRQ) {
gf1_irq[n] = snd_legacy_find_free_irq(possible_irqs);
if (gf1_irq[n] < 0) {
dev_err(dev, "unable to find a free IRQ for GF1\n");
return -EBUSY;
}
}
if (dma1[n] == SNDRV_AUTO_DMA) {
dma1[n] = snd_legacy_find_free_dma(possible_dmas);
if (dma1[n] < 0) {
dev_err(dev, "unable to find a free DMA for GF1\n");
return -EBUSY;
}
}
return snd_gus_create(card, gf1_port[n], gf1_irq[n], dma1[n], -1,
0, channels[n], pcm_channels[n], 0, rgus);
}
static int __devinit snd_gusextreme_detect(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(gus->gf1.port & 0x040 ? 2 : 0, ES1688P(es1688, INIT1));
outb(0, 0x201);
outb(gus->gf1.port & 0x020 ? 2 : 0, ES1688P(es1688, INIT1));
outb(0, 0x201);
outb(gus->gf1.port & 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 int __devinit snd_gusextreme_mixer(struct snd_card *card)
{
struct snd_ctl_elem_id id1, id2;
int error;
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");
error = snd_ctl_rename_id(card, &id1, &id2);
if (error < 0)
return error;
/* reassign Master Playback Switch to Synth Playback Switch */
strcpy(id1.name, "Master Playback Switch");
strcpy(id2.name, "Synth Playback Switch");
error = snd_ctl_rename_id(card, &id1, &id2);
if (error < 0)
return error;
return 0;
}
static int __devinit snd_gusextreme_probe(struct device *dev, unsigned int n)
{
struct snd_card *card;
struct snd_gus_card *gus;
struct snd_es1688 *es1688;
struct snd_opl3 *opl3;
int error;
error = snd_card_create(index[n], id[n], THIS_MODULE,
sizeof(struct snd_es1688), &card);
if (error < 0)
return error;
es1688 = card->private_data;
if (mpu_port[n] == SNDRV_AUTO_PORT)
mpu_port[n] = 0;
if (mpu_irq[n] > 15)
mpu_irq[n] = -1;
error = snd_gusextreme_es1688_create(card, es1688, dev, n);
if (error < 0)
goto out;
if (gf1_port[n] < 0)
gf1_port[n] = es1688->port + 0x20;
error = snd_gusextreme_gus_card_create(card, dev, n, &gus);
if (error < 0)
goto out;
error = snd_gusextreme_detect(gus, es1688);
if (error < 0)
goto out;
gus->joystick_dac = joystick_dac[n];
error = snd_gus_initialize(gus);
if (error < 0)
goto out;
error = -ENODEV;
if (!gus->ess_flag) {
dev_err(dev, "GUS Extreme soundcard was not "
"detected at 0x%lx\n", gus->gf1.port);
goto out;
}
gus->codec_flag = 1;
error = snd_es1688_pcm(card, es1688, 0, NULL);
if (error < 0)
goto out;
error = snd_es1688_mixer(card, es1688);
if (error < 0)
goto out;
snd_component_add(card, "ES1688");
if (pcm_channels[n] > 0) {
error = snd_gf1_pcm_new(gus, 1, 1, NULL);
if (error < 0)
goto out;
}
error = snd_gf1_new_mixer(gus);
if (error < 0)
goto out;
error = snd_gusextreme_mixer(card);
if (error < 0)
goto out;
if (snd_opl3_create(card, es1688->port, es1688->port + 2,
OPL3_HW_OPL3, 0, &opl3) < 0)
dev_warn(dev, "opl3 not detected at 0x%lx\n", es1688->port);
else {
error = snd_opl3_hwdep_new(opl3, 0, 2, NULL);
if (error < 0)
goto out;
}
if (es1688->mpu_port >= 0x300) {
error = snd_mpu401_uart_new(card, 0, MPU401_HW_ES1688,
es1688->mpu_port, 0,
mpu_irq[n], IRQF_DISABLED, NULL);
if (error < 0)
goto out;
}
sprintf(card->longname, "Gravis UltraSound Extreme at 0x%lx, "
"irq %i&%i, dma %i&%i", es1688->port,
gus->gf1.irq, es1688->irq, gus->gf1.dma1, es1688->dma8);
snd_card_set_dev(card, dev);
error = snd_card_register(card);
if (error < 0)
goto out;
dev_set_drvdata(dev, card);
return 0;
out: snd_card_free(card);
return error;
}
static int __devexit snd_gusextreme_remove(struct device *dev, unsigned int n)
{
snd_card_free(dev_get_drvdata(dev));
dev_set_drvdata(dev, NULL);
return 0;
}
static struct isa_driver snd_gusextreme_driver = {
.match = snd_gusextreme_match,
.probe = snd_gusextreme_probe,
.remove = __devexit_p(snd_gusextreme_remove),
#if 0 /* FIXME */
.suspend = snd_gusextreme_suspend,
.resume = snd_gusextreme_resume,
#endif
.driver = {
.name = DEV_NAME
}
};
static int __init alsa_card_gusextreme_init(void)
{
return isa_register_driver(&snd_gusextreme_driver, SNDRV_CARDS);
}
static void __exit alsa_card_gusextreme_exit(void)
{
isa_unregister_driver(&snd_gusextreme_driver);
}
module_init(alsa_card_gusextreme_init);
module_exit(alsa_card_gusextreme_exit);
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