/*
* Driver for generic ESS AudioDrive ESx688 soundcards
- * Copyright (c) by Jaroslav Kysela <perex@suse.cz>
+ * Copyright (c) by Jaroslav Kysela <perex@perex.cz>
*
*
* This program is free software; you can redistribute it and/or modify
*
*/
-#include <sound/driver.h>
-#include <asm/dma.h>
#include <linux/init.h>
+#include <linux/err.h>
+#include <linux/isa.h>
#include <linux/time.h>
#include <linux/wait.h>
#include <linux/moduleparam.h>
+#include <asm/dma.h>
#include <sound/core.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("ESS ESx688 AudioDrive");
+#define CRD_NAME "Generic ESS ES1688/ES688 AudioDrive"
+#define DEV_NAME "es1688"
+
+MODULE_DESCRIPTION(CRD_NAME);
+MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
MODULE_LICENSE("GPL");
MODULE_SUPPORTED_DEVICE("{{ESS,ES688 PnP AudioDrive,pnp:ESS0100},"
"{ESS,ES1688 PnP AudioDrive,pnp:ESS0102},"
static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3 */
module_param_array(index, int, NULL, 0444);
-MODULE_PARM_DESC(index, "Index value for ESx688 soundcard.");
+MODULE_PARM_DESC(index, "Index value for " CRD_NAME " soundcard.");
module_param_array(id, charp, NULL, 0444);
-MODULE_PARM_DESC(id, "ID string for ESx688 soundcard.");
+MODULE_PARM_DESC(id, "ID string for " CRD_NAME " soundcard.");
module_param_array(enable, bool, NULL, 0444);
-MODULE_PARM_DESC(enable, "Enable ESx688 soundcard.");
+MODULE_PARM_DESC(enable, "Enable " CRD_NAME " soundcard.");
module_param_array(port, long, NULL, 0444);
-MODULE_PARM_DESC(port, "Port # for ESx688 driver.");
+MODULE_PARM_DESC(port, "Port # for " CRD_NAME " driver.");
module_param_array(mpu_port, long, NULL, 0444);
-MODULE_PARM_DESC(mpu_port, "MPU-401 port # for ESx688 driver.");
+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 ESx688 driver.");
+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 ESx688 driver.");
+MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for " CRD_NAME " driver.");
module_param_array(dma8, int, NULL, 0444);
-MODULE_PARM_DESC(dma8, "8-bit DMA # for ESx688 driver.");
-
-static snd_card_t *snd_audiodrive_cards[SNDRV_CARDS] = SNDRV_DEFAULT_PTR;
+MODULE_PARM_DESC(dma8, "8-bit DMA # for " CRD_NAME " driver.");
-#define PFX "es1688: "
+static int __devinit snd_es1688_match(struct device *dev, unsigned int n)
+{
+ return enable[n];
+}
-static int __init snd_audiodrive_probe(int dev)
+static int __devinit snd_es1688_legacy_create(struct snd_card *card,
+ struct device *dev, unsigned int n, struct snd_es1688 **rchip)
{
+ 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 xirq, xdma, xmpu_irq;
- snd_card_t *card;
- es1688_t *chip;
- opl3_t *opl3;
- snd_pcm_t *pcm;
- int err;
-
- card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
- if (card == NULL)
- return -ENOMEM;
-
- xirq = irq[dev];
- if (xirq == SNDRV_AUTO_IRQ) {
- if ((xirq = snd_legacy_find_free_irq(possible_irqs)) < 0) {
- snd_printk(KERN_ERR PFX "unable to find a free IRQ\n");
- err = -EBUSY;
- goto _err;
+
+ 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\n");
+ return -EBUSY;
}
}
- xmpu_irq = mpu_irq[dev];
- xdma = dma8[dev];
- if (xdma == SNDRV_AUTO_DMA) {
- if ((xdma = snd_legacy_find_free_dma(possible_dmas)) < 0) {
- snd_printk(KERN_ERR PFX "unable to find a free DMA\n");
- err = -EBUSY;
- goto _err;
+ 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\n");
+ return -EBUSY;
}
}
- if ((err = snd_es1688_create(card, port[dev], mpu_port[dev],
- xirq, xmpu_irq, xdma,
- ES1688_HW_AUTO, &chip)) < 0)
- goto _err;
+ if (port[n] != SNDRV_AUTO_PORT)
+ return snd_es1688_create(card, port[n], mpu_port[n], irq[n],
+ mpu_irq[n], dma8[n], ES1688_HW_AUTO, rchip);
+
+ i = 0;
+ do {
+ port[n] = possible_ports[i];
+ error = snd_es1688_create(card, port[n], mpu_port[n], irq[n],
+ mpu_irq[n], dma8[n], ES1688_HW_AUTO, rchip);
+ } while (error < 0 && ++i < ARRAY_SIZE(possible_ports));
+
+ return error;
+}
+
+static int __devinit snd_es1688_probe(struct device *dev, unsigned int n)
+{
+ struct snd_card *card;
+ struct snd_es1688 *chip;
+ struct snd_opl3 *opl3;
+ struct snd_pcm *pcm;
+ int error;
+
+ card = snd_card_new(index[n], id[n], THIS_MODULE, 0);
+ if (!card)
+ return -EINVAL;
- if ((err = snd_es1688_pcm(chip, 0, &pcm)) < 0)
- goto _err;
+ error = snd_es1688_legacy_create(card, dev, n, &chip);
+ if (error < 0)
+ goto out;
- if ((err = snd_es1688_mixer(chip)) < 0)
- goto _err;
+ error = snd_es1688_pcm(chip, 0, &pcm);
+ if (error < 0)
+ goto out;
+
+ error = snd_es1688_mixer(chip);
+ if (error < 0)
+ goto out;
strcpy(card->driver, "ES1688");
strcpy(card->shortname, pcm->name);
- sprintf(card->longname, "%s at 0x%lx, irq %i, dma %i", pcm->name, chip->port, xirq, xdma);
-
- if ((snd_opl3_create(card, chip->port, chip->port + 2, OPL3_HW_OPL3, 0, &opl3)) < 0) {
- printk(KERN_WARNING PFX "opl3 not detected at 0x%lx\n", chip->port);
- } else {
- if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0)
- goto _err;
+ sprintf(card->longname, "%s at 0x%lx, irq %i, dma %i", pcm->name,
+ chip->port, chip->irq, chip->dma8);
+
+ if (snd_opl3_create(card, chip->port, chip->port + 2,
+ OPL3_HW_OPL3, 0, &opl3) < 0)
+ dev_warn(dev, "opl3 not detected at 0x%lx\n", chip->port);
+ else {
+ error = snd_opl3_hwdep_new(opl3, 0, 1, NULL);
+ if (error < 0)
+ goto out;
}
- if (xmpu_irq >= 0 && xmpu_irq != SNDRV_AUTO_IRQ && chip->mpu_port > 0) {
- if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_ES1688,
- chip->mpu_port, 0,
- xmpu_irq,
- SA_INTERRUPT,
- NULL)) < 0)
- goto _err;
+ if (mpu_irq[n] >= 0 && mpu_irq[n] != SNDRV_AUTO_IRQ &&
+ chip->mpu_port > 0) {
+ error = snd_mpu401_uart_new(card, 0, MPU401_HW_ES1688,
+ chip->mpu_port, 0,
+ mpu_irq[n], IRQF_DISABLED, NULL);
+ if (error < 0)
+ goto out;
}
- if ((err = snd_card_set_generic_dev(card)) < 0)
- goto _err;
+ snd_card_set_dev(card, dev);
- if ((err = snd_card_register(card)) < 0)
- goto _err;
+ error = snd_card_register(card);
+ if (error < 0)
+ goto out;
- snd_audiodrive_cards[dev] = card;
+ dev_set_drvdata(dev, card);
return 0;
- _err:
- snd_card_free(card);
- return err;
+out: snd_card_free(card);
+ return error;
}
-static int __init snd_audiodrive_legacy_auto_probe(unsigned long xport)
+static int __devexit snd_es1688_remove(struct device *dev, unsigned int n)
{
- static int dev;
- int res;
-
- for ( ; dev < SNDRV_CARDS; dev++) {
- if (!enable[dev] || port[dev] != SNDRV_AUTO_PORT)
- continue;
- port[dev] = xport;
- res = snd_audiodrive_probe(dev);
- if (res < 0)
- port[dev] = SNDRV_AUTO_PORT;
- return res;
- }
- return -ENODEV;
+ snd_card_free(dev_get_drvdata(dev));
+ dev_set_drvdata(dev, NULL);
+ return 0;
}
-static int __init alsa_card_es1688_init(void)
-{
- static unsigned long possible_ports[] = {0x220, 0x240, 0x260, -1};
- int dev, cards = 0, i;
-
- for (dev = cards = 0; dev < SNDRV_CARDS && enable[dev]; dev++) {
- if (port[dev] == SNDRV_AUTO_PORT)
- continue;
- if (snd_audiodrive_probe(dev) >= 0)
- cards++;
- }
- i = snd_legacy_auto_probe(possible_ports, snd_audiodrive_legacy_auto_probe);
- if (i > 0)
- cards += i;
-
- if (!cards) {
-#ifdef MODULE
- printk(KERN_ERR "ESS AudioDrive ES1688 soundcard not found or device busy\n");
+static struct isa_driver snd_es1688_driver = {
+ .match = snd_es1688_match,
+ .probe = snd_es1688_probe,
+ .remove = snd_es1688_remove,
+#if 0 /* FIXME */
+ .suspend = snd_es1688_suspend,
+ .resume = snd_es1688_resume,
#endif
- return -ENODEV;
+ .driver = {
+ .name = DEV_NAME
}
- return 0;
+};
+
+static int __init alsa_card_es1688_init(void)
+{
+ return isa_register_driver(&snd_es1688_driver, SNDRV_CARDS);
}
static void __exit alsa_card_es1688_exit(void)
{
- int idx;
-
- for (idx = 0; idx < SNDRV_CARDS; idx++)
- snd_card_free(snd_audiodrive_cards[idx]);
+ isa_unregister_driver(&snd_es1688_driver);
}
-module_init(alsa_card_es1688_init)
-module_exit(alsa_card_es1688_exit)
+module_init(alsa_card_es1688_init);
+module_exit(alsa_card_es1688_exit);