/* card-azt2320.c - driver for Aztech Systems AZT2320 based soundcards. Copyright (C) 1999-2000 by Massimo Piccioni <dafastidio@libero.it> 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 */ /* This driver should provide support for most Aztech AZT2320 based cards. Several AZT2316 chips are also supported/tested, but autoprobe doesn't work: all module option have to be set. No docs available for us at Aztech headquarters !!! Unbelievable ... No other help obtained. Thanks to Rainer Wiesner <rainer.wiesner@01019freenet.de> for the WSS activation method (full-duplex audio!). */ #include <sound/driver.h> #include <asm/io.h> #include <linux/delay.h> #include <linux/init.h> #include <linux/time.h> #include <linux/wait.h> #include <linux/pnp.h> #include <linux/moduleparam.h> #include <sound/core.h> #include <sound/initval.h> #include <sound/cs4231.h> #include <sound/mpu401.h> #include <sound/opl3.h> #define PFX "azt2320: " MODULE_AUTHOR("Massimo Piccioni <dafastidio@libero.it>"); MODULE_DESCRIPTION("Aztech Systems AZT2320"); MODULE_LICENSE("GPL"); MODULE_SUPPORTED_DEVICE("{{Aztech Systems,PRO16V}," "{Aztech Systems,AZT2320}," "{Aztech Systems,AZT3300}," "{Aztech Systems,AZT2320}," "{Aztech Systems,AZT3000}}"); 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 wss_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 dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* PnP setup */ static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* PnP setup */ module_param_array(index, int, NULL, 0444); MODULE_PARM_DESC(index, "Index value for azt2320 based soundcard."); module_param_array(id, charp, NULL, 0444); MODULE_PARM_DESC(id, "ID string for azt2320 based soundcard."); module_param_array(enable, bool, NULL, 0444); MODULE_PARM_DESC(enable, "Enable azt2320 based soundcard."); module_param_array(port, long, NULL, 0444); MODULE_PARM_DESC(port, "Port # for azt2320 driver."); module_param_array(wss_port, long, NULL, 0444); MODULE_PARM_DESC(wss_port, "WSS Port # for azt2320 driver."); module_param_array(mpu_port, long, NULL, 0444); MODULE_PARM_DESC(mpu_port, "MPU-401 port # for azt2320 driver."); module_param_array(fm_port, long, NULL, 0444); MODULE_PARM_DESC(fm_port, "FM port # for azt2320 driver."); module_param_array(irq, int, NULL, 0444); MODULE_PARM_DESC(irq, "IRQ # for azt2320 driver."); module_param_array(mpu_irq, int, NULL, 0444); MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for azt2320 driver."); module_param_array(dma1, int, NULL, 0444); MODULE_PARM_DESC(dma1, "1st DMA # for azt2320 driver."); module_param_array(dma2, int, NULL, 0444); MODULE_PARM_DESC(dma2, "2nd DMA # for azt2320 driver."); struct snd_card_azt2320 { int dev_no; struct pnp_dev *dev; struct pnp_dev *devmpu; }; static struct pnp_card_device_id snd_azt2320_pnpids[] = { /* PRO16V */ { .id = "AZT1008", .devs = { { "AZT1008" }, { "AZT2001" }, } }, /* Aztech Sound Galaxy 16 */ { .id = "AZT2320", .devs = { { "AZT0001" }, { "AZT0002" }, } }, /* Packard Bell Sound III 336 AM/SP */ { .id = "AZT3000", .devs = { { "AZT1003" }, { "AZT2001" }, } }, /* AT3300 */ { .id = "AZT3002", .devs = { { "AZT1004" }, { "AZT2001" }, } }, /* --- */ { .id = "AZT3005", .devs = { { "AZT1003" }, { "AZT2001" }, } }, /* --- */ { .id = "AZT3011", .devs = { { "AZT1003" }, { "AZT2001" }, } }, { .id = "" } /* end */ }; MODULE_DEVICE_TABLE(pnp_card, snd_azt2320_pnpids); #define DRIVER_NAME "snd-card-azt2320" static int __devinit snd_card_azt2320_pnp(int dev, struct snd_card_azt2320 *acard, struct pnp_card_link *card, const struct pnp_card_device_id *id) { struct pnp_dev *pdev; struct pnp_resource_table * cfg = kmalloc(sizeof(struct pnp_resource_table), 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, NULL); 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 (fm_port[dev] != SNDRV_AUTO_PORT) pnp_resource_change(&cfg->port_resource[1], fm_port[dev], 4); if (wss_port[dev] != SNDRV_AUTO_PORT) pnp_resource_change(&cfg->port_resource[2], wss_port[dev], 4); if (dma1[dev] != SNDRV_AUTO_DMA) pnp_resource_change(&cfg->dma_resource[0], dma1[dev], 1); if (dma2[dev] != SNDRV_AUTO_DMA) pnp_resource_change(&cfg->dma_resource[1], dma2[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); fm_port[dev] = pnp_port_start(pdev, 1); wss_port[dev] = pnp_port_start(pdev, 2); dma1[dev] = pnp_dma(pdev, 0); dma2[dev] = pnp_dma(pdev, 1); 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; } kfree (cfg); return 0; } /* same of snd_sbdsp_command by Jaroslav Kysela */ static int __devinit snd_card_azt2320_command(unsigned long port, unsigned char val) { int i; unsigned long limit; limit = jiffies + HZ / 10; for (i = 50000; i && time_after(limit, jiffies); i--) if (!(inb(port + 0x0c) & 0x80)) { outb(val, port + 0x0c); return 0; } return -EBUSY; } static int __devinit snd_card_azt2320_enable_wss(unsigned long port) { int error; if ((error = snd_card_azt2320_command(port, 0x09))) return error; if ((error = snd_card_azt2320_command(port, 0x00))) return error; mdelay(5); return 0; } static int __devinit snd_card_azt2320_probe(int dev, struct pnp_card_link *pcard, const struct pnp_card_device_id *pid) { int error; snd_card_t *card; struct snd_card_azt2320 *acard; cs4231_t *chip; opl3_t *opl3; if ((card = snd_card_new(index[dev], id[dev], THIS_MODULE, sizeof(struct snd_card_azt2320))) == NULL) return -ENOMEM; acard = (struct snd_card_azt2320 *)card->private_data; if ((error = snd_card_azt2320_pnp(dev, acard, pcard, pid))) { snd_card_free(card); return error; } snd_card_set_dev(card, &pcard->card->dev); if ((error = snd_card_azt2320_enable_wss(port[dev]))) { snd_card_free(card); return error; } if ((error = snd_cs4231_create(card, wss_port[dev], -1, irq[dev], dma1[dev], dma2[dev], CS4231_HW_DETECT, 0, &chip)) < 0) { snd_card_free(card); return error; } strcpy(card->driver, "AZT2320"); strcpy(card->shortname, "Aztech AZT2320"); sprintf(card->longname, "%s, WSS at 0x%lx, irq %i, dma %i&%i", card->shortname, chip->port, irq[dev], dma1[dev], dma2[dev]); if ((error = snd_cs4231_pcm(chip, 0, NULL)) < 0) { snd_card_free(card); return error; } if ((error = snd_cs4231_mixer(chip)) < 0) { snd_card_free(card); return error; } if ((error = snd_cs4231_timer(chip, 0, NULL)) < 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_AZT2320, 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, 1, 2)) < 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 int __devinit snd_azt2320_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_azt2320_probe(dev, card, id); if (res < 0) return res; dev++; return 0; } return -ENODEV; } static void __devexit snd_azt2320_pnp_remove(struct pnp_card_link * pcard) { snd_card_t *card = (snd_card_t *) pnp_get_card_drvdata(pcard); snd_card_disconnect(card); snd_card_free_in_thread(card); } static struct pnp_card_driver azt2320_pnpc_driver = { .flags = PNP_DRIVER_RES_DISABLE, .name = "azt2320", .id_table = snd_azt2320_pnpids, .probe = snd_azt2320_pnp_detect, .remove = __devexit_p(snd_azt2320_pnp_remove), }; static int __init alsa_card_azt2320_init(void) { int cards = 0; cards += pnp_register_card_driver(&azt2320_pnpc_driver); #ifdef MODULE if (!cards) { pnp_unregister_card_driver(&azt2320_pnpc_driver); snd_printk(KERN_ERR "no AZT2320 based soundcards found\n"); } #endif return cards ? 0 : -ENODEV; } static void __exit alsa_card_azt2320_exit(void) { pnp_unregister_card_driver(&azt2320_pnpc_driver); } module_init(alsa_card_azt2320_init) module_exit(alsa_card_azt2320_exit)