321 lines
8.8 KiB
C
321 lines
8.8 KiB
C
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/*
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dt019x.c - driver for Diamond Technologies DT-0197H based soundcards.
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Copyright (C) 1999, 2002 by Massimo Piccioni <dafastidio@libero.it>
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Generalised for soundcards based on DT-0196 and ALS-007 chips
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by Jonathan Woithe <jwoithe@physics.adelaide.edu.au>: June 2002.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <linux/init.h>
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#include <linux/wait.h>
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#include <linux/pnp.h>
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#include <linux/moduleparam.h>
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#include <sound/core.h>
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#include <sound/initval.h>
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#include <sound/mpu401.h>
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#include <sound/opl3.h>
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#include <sound/sb.h>
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#define PFX "dt019x: "
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MODULE_AUTHOR("Massimo Piccioni <dafastidio@libero.it>");
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MODULE_DESCRIPTION("Diamond Technologies DT-019X / Avance Logic ALS-007");
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MODULE_LICENSE("GPL");
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MODULE_SUPPORTED_DEVICE("{{Diamond Technologies DT-019X},"
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"{Avance Logic ALS-007}}");
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static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
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static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
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static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */
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static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */
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static long mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */
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static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */
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static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* PnP setup */
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static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* PnP setup */
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static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* PnP setup */
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module_param_array(index, int, NULL, 0444);
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MODULE_PARM_DESC(index, "Index value for DT-019X based soundcard.");
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module_param_array(id, charp, NULL, 0444);
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MODULE_PARM_DESC(id, "ID string for DT-019X based soundcard.");
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module_param_array(enable, bool, NULL, 0444);
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MODULE_PARM_DESC(enable, "Enable DT-019X based soundcard.");
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struct snd_card_dt019x {
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struct pnp_dev *dev;
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struct pnp_dev *devmpu;
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struct pnp_dev *devopl;
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struct snd_sb *chip;
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};
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static struct pnp_card_device_id snd_dt019x_pnpids[] = {
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/* DT197A30 */
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{ .id = "RWB1688", .devs = { { "@@@0001" }, { "@X@0001" }, { "@H@0001" }, } },
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/* DT0196 / ALS-007 */
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{ .id = "ALS0007", .devs = { { "@@@0001" }, { "@X@0001" }, { "@H@0001" }, } },
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{ .id = "", }
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};
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MODULE_DEVICE_TABLE(pnp_card, snd_dt019x_pnpids);
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#define DRIVER_NAME "snd-card-dt019x"
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static int __devinit snd_card_dt019x_pnp(int dev, struct snd_card_dt019x *acard,
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struct pnp_card_link *card,
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const struct pnp_card_device_id *pid)
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{
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struct pnp_dev *pdev;
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int err;
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acard->dev = pnp_request_card_device(card, pid->devs[0].id, NULL);
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if (acard->dev == NULL)
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return -ENODEV;
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acard->devmpu = pnp_request_card_device(card, pid->devs[1].id, NULL);
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acard->devopl = pnp_request_card_device(card, pid->devs[2].id, NULL);
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pdev = acard->dev;
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err = pnp_activate_dev(pdev);
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if (err < 0) {
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snd_printk(KERN_ERR PFX "DT-019X AUDIO pnp configure failure\n");
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return err;
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}
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port[dev] = pnp_port_start(pdev, 0);
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dma8[dev] = pnp_dma(pdev, 0);
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irq[dev] = pnp_irq(pdev, 0);
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snd_printdd("dt019x: found audio interface: port=0x%lx, irq=0x%x, dma=0x%x\n",
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port[dev],irq[dev],dma8[dev]);
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pdev = acard->devmpu;
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if (pdev != NULL) {
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err = pnp_activate_dev(pdev);
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if (err < 0) {
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pnp_release_card_device(pdev);
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snd_printk(KERN_ERR PFX "DT-019X MPU401 pnp configure failure, skipping\n");
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goto __mpu_error;
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}
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mpu_port[dev] = pnp_port_start(pdev, 0);
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mpu_irq[dev] = pnp_irq(pdev, 0);
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snd_printdd("dt019x: found MPU-401: port=0x%lx, irq=0x%x\n",
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mpu_port[dev],mpu_irq[dev]);
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} else {
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__mpu_error:
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acard->devmpu = NULL;
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mpu_port[dev] = -1;
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}
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pdev = acard->devopl;
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if (pdev != NULL) {
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err = pnp_activate_dev(pdev);
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if (err < 0) {
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pnp_release_card_device(pdev);
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snd_printk(KERN_ERR PFX "DT-019X OPL3 pnp configure failure, skipping\n");
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goto __fm_error;
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}
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fm_port[dev] = pnp_port_start(pdev, 0);
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snd_printdd("dt019x: found OPL3 synth: port=0x%lx\n",fm_port[dev]);
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} else {
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__fm_error:
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acard->devopl = NULL;
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fm_port[dev] = -1;
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}
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return 0;
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}
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static int __devinit snd_card_dt019x_probe(int dev, struct pnp_card_link *pcard, const struct pnp_card_device_id *pid)
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{
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int error;
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struct snd_sb *chip;
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struct snd_card *card;
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struct snd_card_dt019x *acard;
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struct snd_opl3 *opl3;
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if ((card = snd_card_new(index[dev], id[dev], THIS_MODULE,
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sizeof(struct snd_card_dt019x))) == NULL)
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return -ENOMEM;
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acard = card->private_data;
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snd_card_set_dev(card, &pcard->card->dev);
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if ((error = snd_card_dt019x_pnp(dev, acard, pcard, pid))) {
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snd_card_free(card);
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return error;
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}
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if ((error = snd_sbdsp_create(card, port[dev],
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irq[dev],
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snd_sb16dsp_interrupt,
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dma8[dev],
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-1,
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SB_HW_DT019X,
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&chip)) < 0) {
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snd_card_free(card);
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return error;
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}
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acard->chip = chip;
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strcpy(card->driver, "DT-019X");
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strcpy(card->shortname, "Diamond Tech. DT-019X");
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sprintf(card->longname, "%s, %s at 0x%lx, irq %d, dma %d",
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card->shortname, chip->name, chip->port,
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irq[dev], dma8[dev]);
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if ((error = snd_sb16dsp_pcm(chip, 0, NULL)) < 0) {
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snd_card_free(card);
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return error;
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}
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if ((error = snd_sbmixer_new(chip)) < 0) {
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snd_card_free(card);
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return error;
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}
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if (mpu_port[dev] > 0 && mpu_port[dev] != SNDRV_AUTO_PORT) {
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if (mpu_irq[dev] == SNDRV_AUTO_IRQ)
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mpu_irq[dev] = -1;
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if (snd_mpu401_uart_new(card, 0,
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/* MPU401_HW_SB,*/
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MPU401_HW_MPU401,
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mpu_port[dev], 0,
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mpu_irq[dev],
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mpu_irq[dev] >= 0 ? IRQF_DISABLED : 0,
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NULL) < 0)
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snd_printk(KERN_ERR PFX "no MPU-401 device at 0x%lx ?\n", mpu_port[dev]);
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}
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if (fm_port[dev] > 0 && fm_port[dev] != SNDRV_AUTO_PORT) {
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if (snd_opl3_create(card,
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fm_port[dev],
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fm_port[dev] + 2,
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OPL3_HW_AUTO, 0, &opl3) < 0) {
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snd_printk(KERN_ERR PFX "no OPL device at 0x%lx-0x%lx ?\n",
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fm_port[dev], fm_port[dev] + 2);
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} else {
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if ((error = snd_opl3_timer_new(opl3, 0, 1)) < 0) {
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snd_card_free(card);
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return error;
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}
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if ((error = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0) {
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snd_card_free(card);
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return error;
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}
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}
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}
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if ((error = snd_card_register(card)) < 0) {
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snd_card_free(card);
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return error;
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}
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pnp_set_card_drvdata(pcard, card);
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return 0;
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}
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static unsigned int __devinitdata dt019x_devices;
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static int __devinit snd_dt019x_pnp_probe(struct pnp_card_link *card,
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const struct pnp_card_device_id *pid)
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{
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static int dev;
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int res;
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for ( ; dev < SNDRV_CARDS; dev++) {
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if (!enable[dev])
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continue;
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res = snd_card_dt019x_probe(dev, card, pid);
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if (res < 0)
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return res;
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dev++;
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dt019x_devices++;
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return 0;
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}
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return -ENODEV;
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}
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static void __devexit snd_dt019x_pnp_remove(struct pnp_card_link * pcard)
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{
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snd_card_free(pnp_get_card_drvdata(pcard));
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pnp_set_card_drvdata(pcard, NULL);
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}
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#ifdef CONFIG_PM
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static int snd_dt019x_pnp_suspend(struct pnp_card_link *pcard, pm_message_t state)
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{
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struct snd_card *card = pnp_get_card_drvdata(pcard);
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struct snd_card_dt019x *acard = card->private_data;
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struct snd_sb *chip = acard->chip;
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snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
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snd_pcm_suspend_all(chip->pcm);
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snd_sbmixer_suspend(chip);
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return 0;
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}
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static int snd_dt019x_pnp_resume(struct pnp_card_link *pcard)
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{
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struct snd_card *card = pnp_get_card_drvdata(pcard);
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struct snd_card_dt019x *acard = card->private_data;
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struct snd_sb *chip = acard->chip;
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snd_sbdsp_reset(chip);
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snd_sbmixer_resume(chip);
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snd_power_change_state(card, SNDRV_CTL_POWER_D0);
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return 0;
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}
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#endif
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static struct pnp_card_driver dt019x_pnpc_driver = {
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.flags = PNP_DRIVER_RES_DISABLE,
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.name = "dt019x",
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.id_table = snd_dt019x_pnpids,
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.probe = snd_dt019x_pnp_probe,
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.remove = __devexit_p(snd_dt019x_pnp_remove),
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#ifdef CONFIG_PM
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.suspend = snd_dt019x_pnp_suspend,
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.resume = snd_dt019x_pnp_resume,
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#endif
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};
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static int __init alsa_card_dt019x_init(void)
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{
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int err;
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err = pnp_register_card_driver(&dt019x_pnpc_driver);
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if (err)
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return err;
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if (!dt019x_devices) {
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pnp_unregister_card_driver(&dt019x_pnpc_driver);
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#ifdef MODULE
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snd_printk(KERN_ERR "no DT-019X / ALS-007 based soundcards found\n");
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#endif
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return -ENODEV;
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}
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return 0;
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}
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static void __exit alsa_card_dt019x_exit(void)
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{
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pnp_unregister_card_driver(&dt019x_pnpc_driver);
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}
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module_init(alsa_card_dt019x_init)
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module_exit(alsa_card_dt019x_exit)
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