/* * Driver for generic ESS AudioDrive ESx688 soundcards * Copyright (c) by Jaroslav Kysela * * * 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 #include #include #include #include #include #include #include #include #include #include #include #define SNDRV_LEGACY_FIND_FREE_IRQ #define SNDRV_LEGACY_FIND_FREE_DMA #include #define CRD_NAME "Generic ESS ES1688/ES688 AudioDrive" #define DEV_NAME "es1688" MODULE_DESCRIPTION(CRD_NAME); MODULE_AUTHOR("Jaroslav Kysela "); MODULE_LICENSE("GPL"); MODULE_SUPPORTED_DEVICE("{{ESS,ES688 PnP AudioDrive,pnp:ESS0100}," "{ESS,ES1688 PnP AudioDrive,pnp:ESS0102}," "{ESS,ES688 AudioDrive,pnp:ESS6881}," "{ESS,ES1688 AudioDrive,pnp:ESS1681}}"); 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 mpu_port[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = -1}; 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 dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3 */ 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(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(dma8, int, NULL, 0444); MODULE_PARM_DESC(dma8, "8-bit DMA # for " CRD_NAME " driver."); static int __devinit snd_es1688_match(struct device *dev, unsigned int n) { return enable[n]; } 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 i, error; if (irq[n] == SNDRV_AUTO_IRQ) { irq[n] = snd_legacy_find_free_irq(possible_irqs); if (irq[n] < 0) { snd_printk(KERN_ERR "%s: unable to find a free IRQ\n", dev->bus_id); return -EBUSY; } } if (dma8[n] == SNDRV_AUTO_DMA) { dma8[n] = snd_legacy_find_free_dma(possible_dmas); if (dma8[n] < 0) { snd_printk(KERN_ERR "%s: unable to find a free DMA\n", dev->bus_id); return -EBUSY; } } 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; error = snd_es1688_legacy_create(card, dev, n, &chip); if (error < 0) goto out; 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, chip->irq, chip->dma8); if (snd_opl3_create(card, chip->port, chip->port + 2, OPL3_HW_OPL3, 0, &opl3) < 0) printk(KERN_WARNING "%s: opl3 not detected at 0x%lx\n", dev->bus_id, chip->port); else { error = snd_opl3_hwdep_new(opl3, 0, 1, NULL); if (error < 0) goto out; } 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; } 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_es1688_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_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 .driver = { .name = DEV_NAME } }; 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) { isa_unregister_driver(&snd_es1688_driver); } module_init(alsa_card_es1688_init); module_exit(alsa_card_es1688_exit);