+++ /dev/null
-
-/*
- card-es968.c - driver for ESS AudioDrive ES968 based soundcards.
- Copyright (C) 1999 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 <linux/init.h>
-#include <linux/time.h>
-#include <linux/pnp.h>
-#include <linux/moduleparam.h>
-#include <sound/core.h>
-#include <sound/initval.h>
-#include <sound/sb.h>
-
-#define PFX "es968: "
-
-MODULE_AUTHOR("Massimo Piccioni <dafastidio@libero.it>");
-MODULE_DESCRIPTION("ESS AudioDrive ES968");
-MODULE_LICENSE("GPL");
-MODULE_SUPPORTED_DEVICE("{{ESS,AudioDrive ES968}}");
-
-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 int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* Pnp setup */
-static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* PnP setup */
-
-module_param_array(index, int, NULL, 0444);
-MODULE_PARM_DESC(index, "Index value for es968 based soundcard.");
-module_param_array(id, charp, NULL, 0444);
-MODULE_PARM_DESC(id, "ID string for es968 based soundcard.");
-module_param_array(enable, bool, NULL, 0444);
-MODULE_PARM_DESC(enable, "Enable es968 based soundcard.");
-
-struct snd_card_es968 {
- struct pnp_dev *dev;
- struct snd_sb *chip;
-};
-
-static struct pnp_card_device_id snd_es968_pnpids[] = {
- { .id = "ESS0968", .devs = { { "@@@0968" }, } },
- { .id = "", } /* end */
-};
-
-MODULE_DEVICE_TABLE(pnp_card, snd_es968_pnpids);
-
-#define DRIVER_NAME "snd-card-es968"
-
-static irqreturn_t snd_card_es968_interrupt(int irq, void *dev_id)
-{
- struct snd_sb *chip = dev_id;
-
- if (chip->open & SB_OPEN_PCM) {
- return snd_sb8dsp_interrupt(chip);
- } else {
- return snd_sb8dsp_midi_interrupt(chip);
- }
-}
-
-static int __devinit snd_card_es968_pnp(int dev, struct snd_card_es968 *acard,
- struct pnp_card_link *card,
- const struct pnp_card_device_id *id)
-{
- struct pnp_dev *pdev;
- int err;
-
- acard->dev = pnp_request_card_device(card, id->devs[0].id, NULL);
- if (acard->dev == NULL)
- return -ENODEV;
-
- pdev = acard->dev;
-
- err = pnp_activate_dev(pdev);
- if (err < 0) {
- snd_printk(KERN_ERR PFX "AUDIO pnp configure failure\n");
- return err;
- }
- port[dev] = pnp_port_start(pdev, 0);
- dma8[dev] = pnp_dma(pdev, 0);
- irq[dev] = pnp_irq(pdev, 0);
-
- return 0;
-}
-
-static int __devinit snd_card_es968_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_es968 *acard;
-
- error = snd_card_create(index[dev], id[dev], THIS_MODULE,
- sizeof(struct snd_card_es968), &card);
- if (error < 0)
- return error;
- acard = card->private_data;
- if ((error = snd_card_es968_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_card_es968_interrupt,
- dma8[dev],
- -1,
- SB_HW_AUTO, &chip)) < 0) {
- snd_card_free(card);
- return error;
- }
- acard->chip = chip;
-
- if ((error = snd_sb8dsp_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 ((error = snd_sb8dsp_midi(chip, 0, NULL)) < 0) {
- snd_card_free(card);
- return error;
- }
-
- strcpy(card->driver, "ES968");
- strcpy(card->shortname, "ESS ES968");
- sprintf(card->longname, "%s soundcard, %s at 0x%lx, irq %d, dma %d",
- card->shortname, chip->name, chip->port, irq[dev], dma8[dev]);
-
- 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 es968_devices;
-
-static int __devinit snd_es968_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_es968_probe(dev, card, id);
- if (res < 0)
- return res;
- dev++;
- es968_devices++;
- return 0;
- }
- return -ENODEV;
-}
-
-static void __devexit snd_es968_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_es968_pnp_suspend(struct pnp_card_link *pcard, pm_message_t state)
-{
- struct snd_card *card = pnp_get_card_drvdata(pcard);
- struct snd_card_es968 *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_es968_pnp_resume(struct pnp_card_link *pcard)
-{
- struct snd_card *card = pnp_get_card_drvdata(pcard);
- struct snd_card_es968 *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 es968_pnpc_driver = {
- .flags = PNP_DRIVER_RES_DISABLE,
- .name = "es968",
- .id_table = snd_es968_pnpids,
- .probe = snd_es968_pnp_detect,
- .remove = __devexit_p(snd_es968_pnp_remove),
-#ifdef CONFIG_PM
- .suspend = snd_es968_pnp_suspend,
- .resume = snd_es968_pnp_resume,
-#endif
-};
-
-static int __init alsa_card_es968_init(void)
-{
- int err = pnp_register_card_driver(&es968_pnpc_driver);
- if (err)
- return err;
-
- if (!es968_devices) {
- pnp_unregister_card_driver(&es968_pnpc_driver);
-#ifdef MODULE
- snd_printk(KERN_ERR "no ES968 based soundcards found\n");
-#endif
- return -ENODEV;
- }
- return 0;
-}
-
-static void __exit alsa_card_es968_exit(void)
-{
- pnp_unregister_card_driver(&es968_pnpc_driver);
-}
-
-module_init(alsa_card_es968_init)
-module_exit(alsa_card_es968_exit)
git.openpandora.org / pandora-kernel.git / blobdiff