Пример #1
0
static int snd_gus_free(struct snd_gus_card *gus)
{
	if (gus->gf1.res_port2 == NULL)
		goto __hw_end;
#if defined(CONFIG_SND_SEQUENCER) || (defined(MODULE) && defined(CONFIG_SND_SEQUENCER_MODULE))
	if (gus->seq_dev) {
		snd_device_free(gus->card, gus->seq_dev);
		gus->seq_dev = NULL;
	}
#endif
	snd_gf1_stop(gus);
	snd_gus_init_dma_irq(gus, 0);
      __hw_end:
	release_and_free_resource(gus->gf1.res_port1);
	release_and_free_resource(gus->gf1.res_port2);
	if (gus->gf1.irq >= 0)
		free_irq(gus->gf1.irq, (void *) gus);
	if (gus->gf1.dma1 >= 0) {
		disable_dma(gus->gf1.dma1);
		free_dma(gus->gf1.dma1);
	}
	if (!gus->equal_dma && gus->gf1.dma2 >= 0) {
		disable_dma(gus->gf1.dma2);
		free_dma(gus->gf1.dma2);
	}
	kfree(gus);
	return 0;
}
Пример #2
0
/*
 * Do the necessary ALSA-level cleanup to deallocate our driver ...
 */
static void soundscape_free(struct snd_card *c)
{
	struct soundscape *sscape = get_card_soundscape(c);
	release_and_free_resource(sscape->io_res);
	release_and_free_resource(sscape->wss_res);
	free_dma(sscape->chip->dma1);
}
Пример #3
0
static void snd_opl4_free(struct snd_opl4 *opl4)
{
	snd_opl4_free_proc(opl4);
	release_and_free_resource(opl4->res_fm_port);
	release_and_free_resource(opl4->res_pcm_port);
	kfree(opl4);
}
Пример #4
0
static void snd_opl4_free(struct snd_opl4 *opl4)
{
#ifdef CONFIG_PROC_FS
	snd_opl4_free_proc(opl4);
#endif
	release_and_free_resource(opl4->res_fm_port);
	release_and_free_resource(opl4->res_pcm_port);
	kfree(opl4);
}
Пример #5
0
/* static MJR */ int snd_opl3_free(struct snd_opl3 *opl3)
{
	if (snd_BUG_ON(!opl3))
		return -ENXIO;
	if (opl3->private_free)
		opl3->private_free(opl3);
	snd_opl3_clear_patches(opl3);
	release_and_free_resource(opl3->res_l_port);
	release_and_free_resource(opl3->res_r_port);
	kfree(opl3);
	return 0;
}
Пример #6
0
static void snd_mpu401_uart_free(struct snd_rawmidi *rmidi)
{
	struct snd_mpu401 *mpu = rmidi->private_data;
	if (mpu->irq >= 0)
		free_irq(mpu->irq, (void *) mpu);
	release_and_free_resource(mpu->res);
	kfree(mpu);
}
Пример #7
0
static void snd_mpu401_uart_free(snd_rawmidi_t *rmidi)
{
	mpu401_t *mpu = rmidi->private_data;
	if (mpu->irq_flags && mpu->irq >= 0)
		free_irq(mpu->irq, (void *) mpu);
	release_and_free_resource(mpu->res);
	kfree(mpu);
}
Пример #8
0
static void snd_sb8_free(struct snd_card *card)
{
	struct snd_sb8 *acard = card->private_data;

	if (acard == NULL)
		return;
	release_and_free_resource(acard->fm_res);
}
Пример #9
0
static void snd_galaxy_free(struct snd_card *card)
{
    struct snd_galaxy *galaxy = card->private_data;

    if (galaxy->wss_port) {
        wss_set_config(galaxy->wss_port, 0);
        ioport_unmap(galaxy->wss_port);
        release_and_free_resource(galaxy->res_wss_port);
    }
    if (galaxy->config_port) {
        galaxy_set_config(galaxy, galaxy->config);
        ioport_unmap(galaxy->config_port);
        release_and_free_resource(galaxy->res_config_port);
    }
    if (galaxy->port) {
        ioport_unmap(galaxy->port);
        release_and_free_resource(galaxy->res_port);
    }
}
Пример #10
0
void snd_ymfpci_free_gameport(struct snd_ymfpci *chip)
{
	if (chip->gameport) {
		struct resource *r = gameport_get_port_data(chip->gameport);

		gameport_unregister_port(chip->gameport);
		chip->gameport = NULL;

		release_and_free_resource(r);
	}
}
Пример #11
0
static void
snd_wavefront_free(struct snd_card *card)
{
	snd_wavefront_card_t *acard = (snd_wavefront_card_t *)card->private_data;
	
	if (acard) {
		release_and_free_resource(acard->wavefront.res_base);
		if (acard->wavefront.irq > 0)
			free_irq(acard->wavefront.irq, (void *)acard);
	}
}
Пример #12
0
static int snd_nm256_free(struct nm256 *chip)
{
	if (chip->streams[SNDRV_PCM_STREAM_PLAYBACK].running)
		snd_nm256_playback_stop(chip);
	if (chip->streams[SNDRV_PCM_STREAM_CAPTURE].running)
		snd_nm256_capture_stop(chip);

	if (chip->irq >= 0)
		free_irq(chip->irq, chip);

	if (chip->cport)
		iounmap(chip->cport);
	if (chip->buffer)
		iounmap(chip->buffer);
	release_and_free_resource(chip->res_cport);
	release_and_free_resource(chip->res_buffer);

	pci_disable_device(chip->pci);
	kfree(chip->ac97_regs);
	kfree(chip);
	return 0;
}
static int snd_gus_free(struct snd_gus_card *gus)
{
	if (gus->gf1.res_port2 == NULL)
		goto __hw_end;
	snd_gf1_stop(gus);
	snd_gus_init_dma_irq(gus, 0);
      __hw_end:
	release_and_free_resource(gus->gf1.res_port1);
	release_and_free_resource(gus->gf1.res_port2);
	if (gus->gf1.irq >= 0)
		free_irq(gus->gf1.irq, (void *) gus);
	if (gus->gf1.dma1 >= 0) {
		disable_dma(gus->gf1.dma1);
		free_dma(gus->gf1.dma1);
	}
	if (!gus->equal_dma && gus->gf1.dma2 >= 0) {
		disable_dma(gus->gf1.dma2);
		free_dma(gus->gf1.dma2);
	}
	kfree(gus);
	return 0;
}
Пример #14
0
static int snd_ad1816a_free(struct snd_ad1816a *chip)
{
	release_and_free_resource(chip->res_port);
	if (chip->irq >= 0)
		free_irq(chip->irq, (void *) chip);
	if (chip->dma1 >= 0) {
		snd_dma_disable(chip->dma1);
		free_dma(chip->dma1);
	}
	if (chip->dma2 >= 0) {
		snd_dma_disable(chip->dma2);
		free_dma(chip->dma2);
	}
	return 0;
}
Пример #15
0
static int snd_sbdsp_free(struct snd_sb *chip)
{
	release_and_free_resource(chip->res_port);
	if (chip->irq >= 0)
		free_irq(chip->irq, (void *) chip);
#ifdef CONFIG_ISA
	if (chip->dma8 >= 0) {
		disable_dma(chip->dma8);
		free_dma(chip->dma8);
	}
	if (chip->dma16 >= 0 && chip->dma16 != chip->dma8) {
		disable_dma(chip->dma16);
		free_dma(chip->dma16);
	}
#endif
	kfree(chip);
	return 0;
}
Пример #16
0
static int snd_cmi8328_remove(struct device *pdev, unsigned int dev)
{
	struct snd_card *card = dev_get_drvdata(pdev);
	struct snd_cmi8328 *cmi = card->private_data;

#ifdef SUPPORT_JOYSTICK
	if (cmi->gameport) {
		struct resource *res = gameport_get_port_data(cmi->gameport);
		gameport_unregister_port(cmi->gameport);
		release_and_free_resource(res);
	}
#endif
	/* disable everything */
	snd_cmi8328_cfg_write(cmi->port, CFG1, CFG1_SB_DISABLE);
	snd_cmi8328_cfg_write(cmi->port, CFG2, 0);
	snd_cmi8328_cfg_write(cmi->port, CFG3, 0);
	snd_card_free(card);
	return 0;
}
Пример #17
0
static void snd_adlib_free(struct snd_card *card)
{
	release_and_free_resource(card->private_data);
}
Пример #18
0
/*
 * Create an ALSA soundcard entry for the SoundScape, using
 * the given list of port, IRQ and DMA resources.
 */
static int __devinit create_sscape(int dev, struct snd_card **rcardp)
{
	struct snd_card *card;
	register struct soundscape *sscape;
	register unsigned dma_cfg;
	unsigned irq_cfg;
	unsigned mpu_irq_cfg;
	unsigned xport;
	struct resource *io_res;
	unsigned long flags;
	int err;

	/*
	 * Check that the user didn't pass us garbage data ...
	 */
	irq_cfg = get_irq_config(irq[dev]);
	if (irq_cfg == INVALID_IRQ) {
		snd_printk(KERN_ERR "sscape: Invalid IRQ %d\n", irq[dev]);
		return -ENXIO;
	}

	mpu_irq_cfg = get_irq_config(mpu_irq[dev]);
	if (mpu_irq_cfg == INVALID_IRQ) {
		printk(KERN_ERR "sscape: Invalid IRQ %d\n", mpu_irq[dev]);
		return -ENXIO;
	}
	xport = port[dev];

	/*
	 * Grab IO ports that we will need to probe so that we
	 * can detect and control this hardware ...
	 */
	if ((io_res = request_region(xport, 8, "SoundScape")) == NULL) {
		snd_printk(KERN_ERR "sscape: can't grab port 0x%x\n", xport);
		return -EBUSY;
	}

	/*
	 * Grab both DMA channels (OK, only one for now) ...
	 */
	if ((err = request_dma(dma[dev], "SoundScape")) < 0) {
		snd_printk(KERN_ERR "sscape: can't grab DMA %d\n", dma[dev]);
		goto _release_region;
	}

	/*
	 * Create a new ALSA sound card entry, in anticipation
	 * of detecting our hardware ...
	 */
	if ((card = snd_card_new(index[dev], id[dev], THIS_MODULE,
				 sizeof(struct soundscape))) == NULL) {
		err = -ENOMEM;
		goto _release_dma;
	}

	sscape = get_card_soundscape(card);
	spin_lock_init(&sscape->lock);
	spin_lock_init(&sscape->fwlock);
	sscape->io_res = io_res;
	sscape->io_base = xport;

	if (!detect_sscape(sscape)) {
		printk(KERN_ERR "sscape: hardware not detected at 0x%x\n", sscape->io_base);
		err = -ENODEV;
		goto _release_card;
	}

	printk(KERN_INFO "sscape: hardware detected at 0x%x, using IRQ %d, DMA %d\n",
	                 sscape->io_base, irq[dev], dma[dev]);

	/*
	 * Now create the hardware-specific device so that we can
	 * load the microcode into the on-board processor.
	 * We cannot use the MPU-401 MIDI system until this firmware
	 * has been loaded into the card.
	 */
	if ((err = snd_hwdep_new(card, "MC68EC000", 0, &(sscape->hw))) < 0) {
		printk(KERN_ERR "sscape: Failed to create firmware device\n");
		goto _release_card;
	}
	strlcpy(sscape->hw->name, "SoundScape M68K", sizeof(sscape->hw->name));
	sscape->hw->name[sizeof(sscape->hw->name) - 1] = '\0';
	sscape->hw->iface = SNDRV_HWDEP_IFACE_SSCAPE;
	sscape->hw->ops.open = sscape_hw_open;
	sscape->hw->ops.release = sscape_hw_release;
	sscape->hw->ops.ioctl = sscape_hw_ioctl;
	sscape->hw->private_data = sscape;

	/*
	 * Tell the on-board devices where their resources are (I think -
	 * I can't be sure without a datasheet ... So many magic values!)
	 */
	spin_lock_irqsave(&sscape->lock, flags);

	activate_ad1845_unsafe(sscape->io_base);

	sscape_write_unsafe(sscape->io_base, GA_INTENA_REG, 0x00); /* disable */
	sscape_write_unsafe(sscape->io_base, GA_SMCFGA_REG, 0x2e);
	sscape_write_unsafe(sscape->io_base, GA_SMCFGB_REG, 0x00);

	/*
	 * Enable and configure the DMA channels ...
	 */
	sscape_write_unsafe(sscape->io_base, GA_DMACFG_REG, 0x50);
	dma_cfg = (sscape->ic_type == IC_ODIE ? 0x70 : 0x40);
	sscape_write_unsafe(sscape->io_base, GA_DMAA_REG, dma_cfg);
	sscape_write_unsafe(sscape->io_base, GA_DMAB_REG, 0x20);

	sscape_write_unsafe(sscape->io_base,
	                    GA_INTCFG_REG, 0xf0 | (mpu_irq_cfg << 2) | mpu_irq_cfg);
	sscape_write_unsafe(sscape->io_base,
	                    GA_CDCFG_REG, 0x09 | DMA_8BIT | (dma[dev] << 4) | (irq_cfg << 1));

	spin_unlock_irqrestore(&sscape->lock, flags);

	/*
	 * We have now enabled the codec chip, and so we should
	 * detect the AD1845 device ...
	 */
	if ((err = create_ad1845(card, CODEC_IO(xport), irq[dev], dma[dev])) < 0) {
		printk(KERN_ERR "sscape: No AD1845 device at 0x%x, IRQ %d\n",
		                CODEC_IO(xport), irq[dev]);
		goto _release_card;
	}
#define MIDI_DEVNUM  0
	if ((err = create_mpu401(card, MIDI_DEVNUM, MPU401_IO(xport), mpu_irq[dev])) < 0) {
		printk(KERN_ERR "sscape: Failed to create MPU-401 device at 0x%x\n",
		                MPU401_IO(xport));
		goto _release_card;
	}

	/*
	 * Enable the master IRQ ...
	 */
	sscape_write(sscape, GA_INTENA_REG, 0x80);

	/*
	 * Initialize mixer
	 */
	sscape->midi_vol = 0;
	host_write_ctrl_unsafe(sscape->io_base, CMD_SET_MIDI_VOL, 100);
	host_write_ctrl_unsafe(sscape->io_base, 0, 100);
	host_write_ctrl_unsafe(sscape->io_base, CMD_XXX_MIDI_VOL, 100);

	/*
	 * Now that we have successfully created this sound card,
	 * it is safe to store the pointer.
	 * NOTE: we only register the sound card's "destructor"
	 *       function now that our "constructor" has completed.
	 */
	card->private_free = soundscape_free;
	*rcardp = card;

	return 0;

	_release_card:
	snd_card_free(card);

	_release_dma:
	free_dma(dma[dev]);

	_release_region:
	release_and_free_resource(io_res);

	return err;
}
Пример #19
0
static int __devinit snd_card_ymfpci_probe(struct pci_dev *pci,
					   const struct pci_device_id *pci_id)
{
	static int dev;
	struct snd_card *card;
	struct resource *fm_res = NULL;
	struct resource *mpu_res = NULL;
	struct snd_ymfpci *chip;
	struct snd_opl3 *opl3;
	const char *str, *model;
	int err;
	u16 legacy_ctrl, legacy_ctrl2, old_legacy_ctrl;

	if (dev >= SNDRV_CARDS)
		return -ENODEV;
	if (!enable[dev]) {
		dev++;
		return -ENOENT;
	}

	card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
	if (card == NULL)
		return -ENOMEM;

	switch (pci_id->device) {
	case 0x0004: str = "YMF724";  model = "DS-1"; break;
	case 0x000d: str = "YMF724F"; model = "DS-1"; break;
	case 0x000a: str = "YMF740";  model = "DS-1L"; break;
	case 0x000c: str = "YMF740C"; model = "DS-1L"; break;
	case 0x0010: str = "YMF744";  model = "DS-1S"; break;
	case 0x0012: str = "YMF754";  model = "DS-1E"; break;
	default: model = str = "???"; break;
	}

	legacy_ctrl = 0;
	legacy_ctrl2 = 0x0800;	/* SBEN = 0, SMOD = 01, LAD = 0 */

	if (pci_id->device >= 0x0010) { /* YMF 744/754 */
		if (fm_port[dev] == 1) {
			/* auto-detect */
			fm_port[dev] = pci_resource_start(pci, 1);
		}
		if (fm_port[dev] > 0 &&
		    (fm_res = request_region(fm_port[dev], 4, "YMFPCI OPL3")) != NULL) {
			legacy_ctrl |= YMFPCI_LEGACY_FMEN;
			pci_write_config_word(pci, PCIR_DSXG_FMBASE, fm_port[dev]);
		}
		if (mpu_port[dev] == 1) {
			/* auto-detect */
			mpu_port[dev] = pci_resource_start(pci, 1) + 0x20;
		}
		if (mpu_port[dev] > 0 &&
		    (mpu_res = request_region(mpu_port[dev], 2, "YMFPCI MPU401")) != NULL) {
			legacy_ctrl |= YMFPCI_LEGACY_MEN;
			pci_write_config_word(pci, PCIR_DSXG_MPU401BASE, mpu_port[dev]);
		}
	} else {
		switch (fm_port[dev]) {
		case 0x388: legacy_ctrl2 |= 0; break;
		case 0x398: legacy_ctrl2 |= 1; break;
		case 0x3a0: legacy_ctrl2 |= 2; break;
		case 0x3a8: legacy_ctrl2 |= 3; break;
		default: fm_port[dev] = 0; break;
		}
		if (fm_port[dev] > 0 &&
		    (fm_res = request_region(fm_port[dev], 4, "YMFPCI OPL3")) != NULL) {
			legacy_ctrl |= YMFPCI_LEGACY_FMEN;
		} else {
			legacy_ctrl2 &= ~YMFPCI_LEGACY2_FMIO;
			fm_port[dev] = 0;
		}
		switch (mpu_port[dev]) {
		case 0x330: legacy_ctrl2 |= 0 << 4; break;
		case 0x300: legacy_ctrl2 |= 1 << 4; break;
		case 0x332: legacy_ctrl2 |= 2 << 4; break;
		case 0x334: legacy_ctrl2 |= 3 << 4; break;
		default: mpu_port[dev] = 0; break;
		}
		if (mpu_port[dev] > 0 &&
		    (mpu_res = request_region(mpu_port[dev], 2, "YMFPCI MPU401")) != NULL) {
			legacy_ctrl |= YMFPCI_LEGACY_MEN;
		} else {
			legacy_ctrl2 &= ~YMFPCI_LEGACY2_MPUIO;
			mpu_port[dev] = 0;
		}
	}
	if (mpu_res) {
		legacy_ctrl |= YMFPCI_LEGACY_MIEN;
		legacy_ctrl2 |= YMFPCI_LEGACY2_IMOD;
	}
	pci_read_config_word(pci, PCIR_DSXG_LEGACY, &old_legacy_ctrl);
	pci_write_config_word(pci, PCIR_DSXG_LEGACY, legacy_ctrl);
	pci_write_config_word(pci, PCIR_DSXG_ELEGACY, legacy_ctrl2);
	if ((err = snd_ymfpci_create(card, pci,
				     old_legacy_ctrl,
			 	     &chip)) < 0) {
		snd_card_free(card);
		release_and_free_resource(mpu_res);
		release_and_free_resource(fm_res);
		return err;
	}
	chip->fm_res = fm_res;
	chip->mpu_res = mpu_res;
	card->private_data = chip;

	strcpy(card->driver, str);
	sprintf(card->shortname, "Yamaha %s (%s)", model, str);
	sprintf(card->longname, "%s at 0x%lx, irq %i",
		card->shortname,
		chip->reg_area_phys,
		chip->irq);
	if ((err = snd_ymfpci_pcm(chip, 0, NULL)) < 0) {
		snd_card_free(card);
		return err;
	}
	if ((err = snd_ymfpci_pcm_spdif(chip, 1, NULL)) < 0) {
		snd_card_free(card);
		return err;
	}
	if ((err = snd_ymfpci_pcm_4ch(chip, 2, NULL)) < 0) {
		snd_card_free(card);
		return err;
	}
	if ((err = snd_ymfpci_pcm2(chip, 3, NULL)) < 0) {
		snd_card_free(card);
		return err;
	}
	if ((err = snd_ymfpci_mixer(chip, rear_switch[dev])) < 0) {
		snd_card_free(card);
		return err;
	}
	if ((err = snd_ymfpci_timer(chip, 0)) < 0) {
		snd_card_free(card);
		return err;
	}
	if (chip->mpu_res) {
		if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_YMFPCI,
					       mpu_port[dev],
					       MPU401_INFO_INTEGRATED,
					       pci->irq, 0, &chip->rawmidi)) < 0) {
			printk(KERN_WARNING "ymfpci: cannot initialize MPU401 at 0x%lx, skipping...\n", mpu_port[dev]);
			legacy_ctrl &= ~YMFPCI_LEGACY_MIEN; /* disable MPU401 irq */
			pci_write_config_word(pci, PCIR_DSXG_LEGACY, legacy_ctrl);
		}
	}
	if (chip->fm_res) {
		if ((err = snd_opl3_create(card,
					   fm_port[dev],
					   fm_port[dev] + 2,
					   OPL3_HW_OPL3, 1, &opl3)) < 0) {
			printk(KERN_WARNING "ymfpci: cannot initialize FM OPL3 at 0x%lx, skipping...\n", fm_port[dev]);
			legacy_ctrl &= ~YMFPCI_LEGACY_FMEN;
			pci_write_config_word(pci, PCIR_DSXG_LEGACY, legacy_ctrl);
		} else if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0) {
			snd_card_free(card);
			snd_printk(KERN_ERR "cannot create opl3 hwdep\n");
			return err;
		}
	}

	snd_ymfpci_create_gameport(chip, dev, legacy_ctrl, legacy_ctrl2);

	if ((err = snd_card_register(card)) < 0) {
		snd_card_free(card);
		return err;
	}
	pci_set_drvdata(pci, card);
	dev++;
	return 0;
}
Пример #20
0
static int __devinit snd_ymfpci_create_gameport(struct snd_ymfpci *chip, int dev,
						int legacy_ctrl, int legacy_ctrl2)
{
	struct gameport *gp;
	struct resource *r = NULL;
	int io_port = joystick_port[dev];

	if (!io_port)
		return -ENODEV;

	if (chip->pci->device >= 0x0010) { /* YMF 744/754 */

		if (io_port == 1) {
			/* auto-detect */
			if (!(io_port = pci_resource_start(chip->pci, 2)))
				return -ENODEV;
		}
	} else {
		if (io_port == 1) {
			/* auto-detect */
			for (io_port = 0x201; io_port <= 0x205; io_port++) {
				if (io_port == 0x203)
					continue;
				if ((r = request_region(io_port, 1, "YMFPCI gameport")) != NULL)
					break;
			}
			if (!r) {
				printk(KERN_ERR "ymfpci: no gameport ports available\n");
				return -EBUSY;
			}
		}
		switch (io_port) {
		case 0x201: legacy_ctrl2 |= 0 << 6; break;
		case 0x202: legacy_ctrl2 |= 1 << 6; break;
		case 0x204: legacy_ctrl2 |= 2 << 6; break;
		case 0x205: legacy_ctrl2 |= 3 << 6; break;
		default:
			printk(KERN_ERR "ymfpci: invalid joystick port %#x", io_port);
			return -EINVAL;
		}
	}

	if (!r && !(r = request_region(io_port, 1, "YMFPCI gameport"))) {
		printk(KERN_ERR "ymfpci: joystick port %#x is in use.\n", io_port);
		return -EBUSY;
	}

	chip->gameport = gp = gameport_allocate_port();
	if (!gp) {
		printk(KERN_ERR "ymfpci: cannot allocate memory for gameport\n");
		release_and_free_resource(r);
		return -ENOMEM;
	}


	gameport_set_name(gp, "Yamaha YMF Gameport");
	gameport_set_phys(gp, "pci%s/gameport0", pci_name(chip->pci));
	gameport_set_dev_parent(gp, &chip->pci->dev);
	gp->io = io_port;
	gameport_set_port_data(gp, r);

	if (chip->pci->device >= 0x0010) /* YMF 744/754 */
		pci_write_config_word(chip->pci, PCIR_DSXG_JOYBASE, io_port);

	pci_write_config_word(chip->pci, PCIR_DSXG_LEGACY, legacy_ctrl | YMFPCI_LEGACY_JPEN);
	pci_write_config_word(chip->pci, PCIR_DSXG_ELEGACY, legacy_ctrl2);

	gameport_register_port(chip->gameport);

	return 0;
}
Пример #21
0
static int snd_cmi8328_probe(struct device *pdev, unsigned int ndev)
{
	struct snd_card *card;
	struct snd_opl3 *opl3;
	struct snd_cmi8328 *cmi;
#ifdef SUPPORT_JOYSTICK
	struct resource *res;
#endif
	int err, pos;
	static long mpu_ports[] = { 0x330, 0x300, 0x310, 0x320, 0x332, 0x334,
				   0x336, -1 };
	static u8 mpu_port_bits[] = { 3, 0, 1, 2, 4, 5, 6 };
	static int mpu_irqs[] = { 9, 7, 5, 3, -1 };
	static u8 mpu_irq_bits[] = { 3, 2, 1, 0 };
	static int irqs[] = { 9, 10, 11, 7, -1 };
	static u8 irq_bits[] = { 2, 3, 4, 1 };
	static int dma1s[] = { 3, 1, 0, -1 };
	static u8 dma_bits[] = { 3, 2, 1 };
	static int dma2s[][2] = { {1, -1}, {0, -1}, {-1, -1}, {0, -1} };
	u16 port = cmi8328_ports[ndev];
	u8 val;

	/* 0xff is invalid configuration (but settable - hope it isn't set) */
	if (snd_cmi8328_cfg_read(port, CFG1) == 0xff)
		return -ENODEV;
	/* the SB disable bit must NEVER EVER be cleared or the WSS dies */
	snd_cmi8328_cfg_write(port, CFG1, CFG1_SB_DISABLE);
	if (snd_cmi8328_cfg_read(port, CFG1) != CFG1_SB_DISABLE)
		return -ENODEV;
	/* disable everything first */
	snd_cmi8328_cfg_write(port, CFG2, 0);	/* disable CDROM and MPU401 */
	snd_cmi8328_cfg_write(port, CFG3, 0);	/* disable CDROM IRQ and DMA */

	if (irq[ndev] == SNDRV_AUTO_IRQ) {
		irq[ndev] = snd_legacy_find_free_irq(irqs);
		if (irq[ndev] < 0) {
			snd_printk(KERN_ERR "unable to find a free IRQ\n");
			return -EBUSY;
		}
	}
	if (dma1[ndev] == SNDRV_AUTO_DMA) {
		dma1[ndev] = snd_legacy_find_free_dma(dma1s);
		if (dma1[ndev] < 0) {
			snd_printk(KERN_ERR "unable to find a free DMA1\n");
			return -EBUSY;
		}
	}
	if (dma2[ndev] == SNDRV_AUTO_DMA) {
		dma2[ndev] = snd_legacy_find_free_dma(dma2s[dma1[ndev] % 4]);
		if (dma2[ndev] < 0) {
			snd_printk(KERN_WARNING "unable to find a free DMA2, full-duplex will not work\n");
			dma2[ndev] = -1;
		}
	}
	/* configure WSS IRQ... */
	pos = array_find(irqs, irq[ndev]);
	if (pos < 0) {
		snd_printk(KERN_ERR "invalid IRQ %d\n", irq[ndev]);
		return -EINVAL;
	}
	val = irq_bits[pos] << 3;
	/* ...and DMA... */
	pos = array_find(dma1s, dma1[ndev]);
	if (pos < 0) {
		snd_printk(KERN_ERR "invalid DMA1 %d\n", dma1[ndev]);
		return -EINVAL;
	}
	val |= dma_bits[pos];
	/* ...and DMA2 */
	if (dma2[ndev] >= 0 && dma1[ndev] != dma2[ndev]) {
		pos = array_find(dma2s[dma1[ndev]], dma2[ndev]);
		if (pos < 0) {
			snd_printk(KERN_ERR "invalid DMA2 %d\n", dma2[ndev]);
			return -EINVAL;
		}
		val |= 0x04; /* enable separate capture DMA */
	}
	outb(val, port);

	err = snd_card_create(index[ndev], id[ndev], THIS_MODULE,
				sizeof(struct snd_cmi8328), &card);
	if (err < 0)
		return err;
	cmi = card->private_data;
	cmi->card = card;
	cmi->port = port;
	cmi->wss_cfg = val;
	snd_card_set_dev(card, pdev);

	err = snd_wss_create(card, port + 4, -1, irq[ndev], dma1[ndev],
			dma2[ndev], WSS_HW_DETECT, 0, &cmi->wss);
	if (err < 0)
		goto error;

	err = snd_wss_pcm(cmi->wss, 0, NULL);
	if (err < 0)
		goto error;

	err = snd_wss_mixer(cmi->wss);
	if (err < 0)
		goto error;
	err = snd_cmi8328_mixer(cmi->wss);
	if (err < 0)
		goto error;

	if (snd_wss_timer(cmi->wss, 0, NULL) < 0)
		snd_printk(KERN_WARNING "error initializing WSS timer\n");

	if (mpuport[ndev] == SNDRV_AUTO_PORT) {
		mpuport[ndev] = snd_legacy_find_free_ioport(mpu_ports, 2);
		if (mpuport[ndev] < 0)
			snd_printk(KERN_ERR "unable to find a free MPU401 port\n");
	}
	if (mpuirq[ndev] == SNDRV_AUTO_IRQ) {
		mpuirq[ndev] = snd_legacy_find_free_irq(mpu_irqs);
		if (mpuirq[ndev] < 0)
			snd_printk(KERN_ERR "unable to find a free MPU401 IRQ\n");
	}
	/* enable and configure MPU401 */
	if (mpuport[ndev] > 0 && mpuirq[ndev] > 0) {
		val = CFG2_MPU_ENABLE;
		pos = array_find_l(mpu_ports, mpuport[ndev]);
		if (pos < 0)
			snd_printk(KERN_WARNING "invalid MPU401 port 0x%lx\n",
								mpuport[ndev]);
		else {
			val |= mpu_port_bits[pos] << 5;
			pos = array_find(mpu_irqs, mpuirq[ndev]);
			if (pos < 0)
				snd_printk(KERN_WARNING "invalid MPU401 IRQ %d\n",
								mpuirq[ndev]);
			else {
				val |= mpu_irq_bits[pos] << 3;
				snd_cmi8328_cfg_write(port, CFG2, val);
				if (snd_mpu401_uart_new(card, 0,
						MPU401_HW_MPU401, mpuport[ndev],
						0, mpuirq[ndev], NULL) < 0)
					snd_printk(KERN_ERR "error initializing MPU401\n");
			}
		}
	}
	/* OPL3 is hardwired to 0x388 and cannot be disabled */
	if (snd_opl3_create(card, 0x388, 0x38a, OPL3_HW_AUTO, 0, &opl3) < 0)
		snd_printk(KERN_ERR "error initializing OPL3\n");
	else
		if (snd_opl3_hwdep_new(opl3, 0, 1, NULL) < 0)
			snd_printk(KERN_WARNING "error initializing OPL3 hwdep\n");

	strcpy(card->driver, "CMI8328");
	strcpy(card->shortname, "C-Media CMI8328");
	sprintf(card->longname, "%s at 0x%lx, irq %d, dma %d,%d",
		card->shortname, cmi->wss->port, irq[ndev], dma1[ndev],
		(dma2[ndev] >= 0) ? dma2[ndev] : dma1[ndev]);

	dev_set_drvdata(pdev, card);
	err = snd_card_register(card);
	if (err < 0)
		goto error;
#ifdef SUPPORT_JOYSTICK
	if (!gameport[ndev])
		return 0;
	/* gameport is hardwired to 0x200 */
	res = request_region(0x200, 8, "CMI8328 gameport");
	if (!res)
		snd_printk(KERN_WARNING "unable to allocate gameport I/O port\n");
	else {
		struct gameport *gp = cmi->gameport = gameport_allocate_port();
		if (!cmi->gameport)
			release_and_free_resource(res);
		else {
			gameport_set_name(gp, "CMI8328 Gameport");
			gameport_set_phys(gp, "%s/gameport0", dev_name(pdev));
			gameport_set_dev_parent(gp, pdev);
			gp->io = 0x200;
			gameport_set_port_data(gp, res);
			/* Enable gameport */
			snd_cmi8328_cfg_write(port, CFG1,
					CFG1_SB_DISABLE | CFG1_GAMEPORT);
			gameport_register_port(gp);
		}
	}
#endif
	return 0;
error:
	snd_card_free(card);

	return err;
}