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kernel-fxtec-pro1x/sound/isa/als100.c
Bjorn Helgaas 51427ec0f2 [PATCH] PNP: adjust pnp_register_card_driver() signature: als100 
Remove the assumption that pnp_register_card_driver() returns the
number of devices claimed.  And fix a __init/__devinit issue.

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Cc: Adam Belay <ambx1@neo.rr.com>
Cc: Jaroslav Kysela <perex@suse.cz>
Acked-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-27 08:44:53 -08:00

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/*
card-als100.c - driver for Avance Logic ALS100 based soundcards.
Copyright (C) 1999-2000 by Massimo Piccioni <dafastidio@libero.it>
Thanks to Pierfrancesco 'qM2' Passerini.
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/wait.h>
#include <linux/time.h>
#include <linux/pnp.h>
#include <linux/moduleparam.h>
#include <sound/core.h>
#include <sound/initval.h>
#include <sound/mpu401.h>
#include <sound/opl3.h>
#include <sound/sb.h>
#define PFX "als100: "
MODULE_AUTHOR("Massimo Piccioni <dafastidio@libero.it>");
MODULE_DESCRIPTION("Avance Logic ALS1X0");
MODULE_LICENSE("GPL");
MODULE_SUPPORTED_DEVICE("{{Avance Logic,ALS100 - PRO16PNP},"
"{Avance Logic,ALS110},"
"{Avance Logic,ALS120},"
"{Avance Logic,ALS200},"
"{3D Melody,MF1000},"
"{Digimate,3D Sound},"
"{Avance Logic,ALS120},"
"{RTL,RTL3000}}");
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_ISAPNP; /* Enable this card */
static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */
static long mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */
static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */
static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* PnP setup */
static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* PnP setup */
static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* PnP setup */
static int dma16[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* PnP setup */
module_param_array(index, int, NULL, 0444);
MODULE_PARM_DESC(index, "Index value for als100 based soundcard.");
module_param_array(id, charp, NULL, 0444);
MODULE_PARM_DESC(id, "ID string for als100 based soundcard.");
module_param_array(enable, bool, NULL, 0444);
MODULE_PARM_DESC(enable, "Enable als100 based soundcard.");
module_param_array(port, long, NULL, 0444);
MODULE_PARM_DESC(port, "Port # for als100 driver.");
module_param_array(mpu_port, long, NULL, 0444);
MODULE_PARM_DESC(mpu_port, "MPU-401 port # for als100 driver.");
module_param_array(fm_port, long, NULL, 0444);
MODULE_PARM_DESC(fm_port, "FM port # for als100 driver.");
module_param_array(irq, int, NULL, 0444);
MODULE_PARM_DESC(irq, "IRQ # for als100 driver.");
module_param_array(mpu_irq, int, NULL, 0444);
MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for als100 driver.");
module_param_array(dma8, int, NULL, 0444);
MODULE_PARM_DESC(dma8, "8-bit DMA # for als100 driver.");
module_param_array(dma16, int, NULL, 0444);
MODULE_PARM_DESC(dma16, "16-bit DMA # for als100 driver.");
struct snd_card_als100 {
int dev_no;
struct pnp_dev *dev;
struct pnp_dev *devmpu;
struct pnp_dev *devopl;
struct snd_sb *chip;
};
static struct pnp_card_device_id snd_als100_pnpids[] = {
/* ALS100 - PRO16PNP */
{ .id = "ALS0001", .devs = { { "@@@0001" }, { "@X@0001" }, { "@H@0001" } } },
/* ALS110 - MF1000 - Digimate 3D Sound */
{ .id = "ALS0110", .devs = { { "@@@1001" }, { "@X@1001" }, { "@H@1001" } } },
/* ALS120 */
{ .id = "ALS0120", .devs = { { "@@@2001" }, { "@X@2001" }, { "@H@2001" } } },
/* ALS200 */
{ .id = "ALS0200", .devs = { { "@@@0020" }, { "@X@0020" }, { "@H@0001" } } },
/* ALS200 OEM */
{ .id = "ALS0200", .devs = { { "@@@0020" }, { "@X@0020" }, { "@H@0020" } } },
/* RTL3000 */
{ .id = "RTL3000", .devs = { { "@@@2001" }, { "@X@2001" }, { "@H@2001" } } },
{ .id = "", } /* end */
};
MODULE_DEVICE_TABLE(pnp_card, snd_als100_pnpids);
#define DRIVER_NAME "snd-card-als100"
static int __devinit snd_card_als100_pnp(int dev, struct snd_card_als100 *acard,
struct pnp_card_link *card,
const struct pnp_card_device_id *id)
{
struct pnp_dev *pdev;
struct pnp_resource_table *cfg = kmalloc(sizeof(*cfg), GFP_KERNEL);
int err;
if (!cfg)
return -ENOMEM;
acard->dev = pnp_request_card_device(card, id->devs[0].id, NULL);
if (acard->dev == NULL) {
kfree(cfg);
return -ENODEV;
}
acard->devmpu = pnp_request_card_device(card, id->devs[1].id, acard->dev);
acard->devopl = pnp_request_card_device(card, id->devs[2].id, acard->dev);
pdev = acard->dev;
pnp_init_resource_table(cfg);
/* override resources */
if (port[dev] != SNDRV_AUTO_PORT)
pnp_resource_change(&cfg->port_resource[0], port[dev], 16);
if (dma8[dev] != SNDRV_AUTO_DMA)
pnp_resource_change(&cfg->dma_resource[0], dma8[dev], 1);
if (dma16[dev] != SNDRV_AUTO_DMA)
pnp_resource_change(&cfg->dma_resource[1], dma16[dev], 1);
if (irq[dev] != SNDRV_AUTO_IRQ)
pnp_resource_change(&cfg->irq_resource[0], irq[dev], 1);
if (pnp_manual_config_dev(pdev, cfg, 0) < 0)
snd_printk(KERN_ERR PFX "AUDIO the requested resources are invalid, using auto config\n");
err = pnp_activate_dev(pdev);
if (err < 0) {
snd_printk(KERN_ERR PFX "AUDIO pnp configure failure\n");
kfree(cfg);
return err;
}
port[dev] = pnp_port_start(pdev, 0);
dma8[dev] = pnp_dma(pdev, 1);
dma16[dev] = pnp_dma(pdev, 0);
irq[dev] = pnp_irq(pdev, 0);
pdev = acard->devmpu;
if (pdev != NULL) {
pnp_init_resource_table(cfg);
if (mpu_port[dev] != SNDRV_AUTO_PORT)
pnp_resource_change(&cfg->port_resource[0], mpu_port[dev], 2);
if (mpu_irq[dev] != SNDRV_AUTO_IRQ)
pnp_resource_change(&cfg->irq_resource[0], mpu_irq[dev], 1);
if ((pnp_manual_config_dev(pdev, cfg, 0)) < 0)
snd_printk(KERN_ERR PFX "MPU401 the requested resources are invalid, using auto config\n");
err = pnp_activate_dev(pdev);
if (err < 0)
goto __mpu_error;
mpu_port[dev] = pnp_port_start(pdev, 0);
mpu_irq[dev] = pnp_irq(pdev, 0);
} else {
__mpu_error:
if (pdev) {
pnp_release_card_device(pdev);
snd_printk(KERN_ERR PFX "MPU401 pnp configure failure, skipping\n");
}
acard->devmpu = NULL;
mpu_port[dev] = -1;
}
pdev = acard->devopl;
if (pdev != NULL) {
pnp_init_resource_table(cfg);
if (fm_port[dev] != SNDRV_AUTO_PORT)
pnp_resource_change(&cfg->port_resource[0], fm_port[dev], 4);
if ((pnp_manual_config_dev(pdev, cfg, 0)) < 0)
snd_printk(KERN_ERR PFX "OPL3 the requested resources are invalid, using auto config\n");
err = pnp_activate_dev(pdev);
if (err < 0)
goto __fm_error;
fm_port[dev] = pnp_port_start(pdev, 0);
} else {
__fm_error:
if (pdev) {
pnp_release_card_device(pdev);
snd_printk(KERN_ERR PFX "OPL3 pnp configure failure, skipping\n");
}
acard->devopl = NULL;
fm_port[dev] = -1;
}
kfree(cfg);
return 0;
}
static int __devinit snd_card_als100_probe(int dev,
struct pnp_card_link *pcard,
const struct pnp_card_device_id *pid)
{
int error;
struct snd_sb *chip;
struct snd_card *card;
struct snd_card_als100 *acard;
struct snd_opl3 *opl3;
if ((card = snd_card_new(index[dev], id[dev], THIS_MODULE,
sizeof(struct snd_card_als100))) == NULL)
return -ENOMEM;
acard = card->private_data;
if ((error = snd_card_als100_pnp(dev, acard, pcard, pid))) {
snd_card_free(card);
return error;
}
snd_card_set_dev(card, &pcard->card->dev);
if ((error = snd_sbdsp_create(card, port[dev],
irq[dev],
snd_sb16dsp_interrupt,
dma8[dev],
dma16[dev],
SB_HW_ALS100, &chip)) < 0) {
snd_card_free(card);
return error;
}
acard->chip = chip;
strcpy(card->driver, "ALS100");
strcpy(card->shortname, "Avance Logic ALS100");
sprintf(card->longname, "%s, %s at 0x%lx, irq %d, dma %d&%d",
card->shortname, chip->name, chip->port,
irq[dev], dma8[dev], dma16[dev]);
if ((error = snd_sb16dsp_pcm(chip, 0, NULL)) < 0) {
snd_card_free(card);
return error;
}
if ((error = snd_sbmixer_new(chip)) < 0) {
snd_card_free(card);
return error;
}
if (mpu_port[dev] > 0 && mpu_port[dev] != SNDRV_AUTO_PORT) {
if (snd_mpu401_uart_new(card, 0, MPU401_HW_ALS100,
mpu_port[dev], 0,
mpu_irq[dev], SA_INTERRUPT,
NULL) < 0)
snd_printk(KERN_ERR PFX "no MPU-401 device at 0x%lx\n", mpu_port[dev]);
}
if (fm_port[dev] > 0 && fm_port[dev] != SNDRV_AUTO_PORT) {
if (snd_opl3_create(card,
fm_port[dev], fm_port[dev] + 2,
OPL3_HW_AUTO, 0, &opl3) < 0) {
snd_printk(KERN_ERR PFX "no OPL device at 0x%lx-0x%lx\n",
fm_port[dev], fm_port[dev] + 2);
} else {
if ((error = snd_opl3_timer_new(opl3, 0, 1)) < 0) {
snd_card_free(card);
return error;
}
if ((error = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0) {
snd_card_free(card);
return error;
}
}
}
if ((error = snd_card_register(card)) < 0) {
snd_card_free(card);
return error;
}
pnp_set_card_drvdata(pcard, card);
return 0;
}
static unsigned int __devinitdata als100_devices;
static int __devinit snd_als100_pnp_detect(struct pnp_card_link *card,
const struct pnp_card_device_id *id)
{
static int dev;
int res;
for ( ; dev < SNDRV_CARDS; dev++) {
if (!enable[dev])
continue;
res = snd_card_als100_probe(dev, card, id);
if (res < 0)
return res;
dev++;
als100_devices++;
return 0;
}
return -ENODEV;
}
static void __devexit snd_als100_pnp_remove(struct pnp_card_link * pcard)
{
snd_card_free(pnp_get_card_drvdata(pcard));
pnp_set_card_drvdata(pcard, NULL);
}
#ifdef CONFIG_PM
static int snd_als100_pnp_suspend(struct pnp_card_link *pcard, pm_message_t state)
{
struct snd_card *card = pnp_get_card_drvdata(pcard);
struct snd_card_als100 *acard = card->private_data;
struct snd_sb *chip = acard->chip;
snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
snd_pcm_suspend_all(chip->pcm);
snd_sbmixer_suspend(chip);
return 0;
}
static int snd_als100_pnp_resume(struct pnp_card_link *pcard)
{
struct snd_card *card = pnp_get_card_drvdata(pcard);
struct snd_card_als100 *acard = card->private_data;
struct snd_sb *chip = acard->chip;
snd_sbdsp_reset(chip);
snd_sbmixer_resume(chip);
snd_power_change_state(card, SNDRV_CTL_POWER_D0);
return 0;
}
#endif
static struct pnp_card_driver als100_pnpc_driver = {
.flags = PNP_DRIVER_RES_DISABLE,
.name = "als100",
.id_table = snd_als100_pnpids,
.probe = snd_als100_pnp_detect,
.remove = __devexit_p(snd_als100_pnp_remove),
#ifdef CONFIG_PM
.suspend = snd_als100_pnp_suspend,
.resume = snd_als100_pnp_resume,
#endif
};
static int __init alsa_card_als100_init(void)
{
int err;
err = pnp_register_card_driver(&als100_pnpc_driver);
if (err)
return err;
if (!als100_devices) {
pnp_unregister_card_driver(&als100_pnpc_driver);
#ifdef MODULE
snd_printk(KERN_ERR "no ALS100 based soundcards found\n");
#endif
return -ENODEV;
}
return 0;
}
static void __exit alsa_card_als100_exit(void)
{
pnp_unregister_card_driver(&als100_pnpc_driver);
}
module_init(alsa_card_als100_init)
module_exit(alsa_card_als100_exit)
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