Пример #1
0
static int __devinit snd_sgalaxy_probe(struct device *devptr, unsigned int dev)
{
	static int possible_irqs[] = {7, 9, 10, 11, -1};
	static int possible_dmas[] = {1, 3, 0, -1};
	int err, xirq, xdma1;
	struct snd_card *card;
	struct snd_wss *chip;

	err = snd_card_create(index[dev], id[dev], THIS_MODULE, 0, &card);
	if (err < 0)
		return err;

	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;
		}
	}
	xdma1 = dma1[dev];
        if (xdma1 == SNDRV_AUTO_DMA) {
		if ((xdma1 = 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 ((err = snd_sgalaxy_detect(dev, xirq, xdma1)) < 0)
		goto _err;

	err = snd_wss_create(card, wssport[dev] + 4, -1,
			     xirq, xdma1, -1,
			     WSS_HW_DETECT, 0, &chip);
	if (err < 0)
		goto _err;
	card->private_data = chip;

	err = snd_wss_pcm(chip, 0, NULL);
	if (err < 0) {
		snd_printdd(PFX "error creating new WSS PCM device\n");
		goto _err;
	}
	err = snd_wss_mixer(chip);
	if (err < 0) {
		snd_printdd(PFX "error creating new WSS mixer\n");
		goto _err;
	}
	if ((err = snd_sgalaxy_mixer(chip)) < 0) {
		snd_printdd(PFX "the mixer rewrite failed\n");
		goto _err;
	}

	strcpy(card->driver, "Sound Galaxy");
	strcpy(card->shortname, "Sound Galaxy");
	sprintf(card->longname, "Sound Galaxy at 0x%lx, irq %d, dma %d",
		wssport[dev], xirq, xdma1);

	snd_card_set_dev(card, devptr);

	if ((err = snd_card_register(card)) < 0)
		goto _err;

	dev_set_drvdata(devptr, card);
	return 0;

 _err:
	snd_card_free(card);
	return err;
}
static int __init snd_sgalaxy_probe(int dev)
{
	static int possible_irqs[] = {7, 9, 10, 11, -1};
	static int possible_dmas[] = {1, 3, 0, -1};
	int err, xirq, xdma1;
	snd_card_t *card;
	ad1848_t *chip;

	if (sbport[dev] == SNDRV_AUTO_PORT) {
		snd_printk("specify SB port\n");
		return -EINVAL;
	}
	if (wssport[dev] == SNDRV_AUTO_PORT) {
		snd_printk("specify WSS port\n");
		return -EINVAL;
	}
	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_card_free(card);
			snd_printk("unable to find a free IRQ\n");
			return -EBUSY;
		}
	}
	xdma1 = dma1[dev];
        if (xdma1 == SNDRV_AUTO_DMA) {
		if ((xdma1 = snd_legacy_find_free_dma(possible_dmas)) < 0) {
			snd_card_free(card);
			snd_printk("unable to find a free DMA\n");
			return -EBUSY;
		}
	}

	if ((err = snd_sgalaxy_detect(dev, xirq, xdma1)) < 0) {
		snd_card_free(card);
		return err;
	}

	if ((err = snd_ad1848_create(card, wssport[dev] + 4,
				     xirq, xdma1,
				     AD1848_HW_DETECT, &chip)) < 0) {
		snd_card_free(card);
		return err;
	}

	if ((err = snd_ad1848_pcm(chip, 0, NULL)) < 0) {
		snd_printdd("sgalaxy - error creating new ad1848 PCM device\n");
		snd_card_free(card);
		return err;
	}
	if ((err = snd_ad1848_mixer(chip)) < 0) {
		snd_printdd("sgalaxy - error creating new ad1848 mixer\n");
		snd_card_free(card);
		return err;
	}
	if (snd_sgalaxy_mixer(chip) < 0) {
		snd_printdd("sgalaxy - the mixer rewrite failed\n");
		snd_card_free(card);
		return err;
	}

	strcpy(card->driver, "Sound Galaxy");
	strcpy(card->shortname, "Sound Galaxy");
	sprintf(card->longname, "Sound Galaxy at 0x%lx, irq %d, dma %d",
		wssport[dev], xirq, xdma1);

	if ((err = snd_card_register(card)) < 0) {
		snd_card_free(card);
		return err;
	}
	snd_sgalaxy_cards[dev] = card;
	return 0;
}
static int __init snd_sgalaxy_probe(struct platform_device *devptr)
{
	int dev = devptr->id;
	static int possible_irqs[] = {7, 9, 10, 11, -1};
	static int possible_dmas[] = {1, 3, 0, -1};
	int err, xirq, xdma1;
	struct snd_card *card;
	struct snd_ad1848 *chip;

	if (sbport[dev] == SNDRV_AUTO_PORT) {
		snd_printk(KERN_ERR PFX "specify SB port\n");
		return -EINVAL;
	}
	if (wssport[dev] == SNDRV_AUTO_PORT) {
		snd_printk(KERN_ERR PFX "specify WSS port\n");
		return -EINVAL;
	}
	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;
		}
	}
	xdma1 = dma1[dev];
        if (xdma1 == SNDRV_AUTO_DMA) {
		if ((xdma1 = 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 ((err = snd_sgalaxy_detect(dev, xirq, xdma1)) < 0)
		goto _err;

	if ((err = snd_ad1848_create(card, wssport[dev] + 4,
				     xirq, xdma1,
				     AD1848_HW_DETECT, &chip)) < 0)
		goto _err;
	card->private_data = chip;

	if ((err = snd_ad1848_pcm(chip, 0, NULL)) < 0) {
		snd_printdd(PFX "error creating new ad1848 PCM device\n");
		goto _err;
	}
	if ((err = snd_ad1848_mixer(chip)) < 0) {
		snd_printdd(PFX "error creating new ad1848 mixer\n");
		goto _err;
	}
	if ((err = snd_sgalaxy_mixer(chip)) < 0) {
		snd_printdd(PFX "the mixer rewrite failed\n");
		goto _err;
	}

	strcpy(card->driver, "Sound Galaxy");
	strcpy(card->shortname, "Sound Galaxy");
	sprintf(card->longname, "Sound Galaxy at 0x%lx, irq %d, dma %d",
		wssport[dev], xirq, xdma1);

	snd_card_set_dev(card, &devptr->dev);

	if ((err = snd_card_register(card)) < 0)
		goto _err;

	platform_set_drvdata(devptr, card);
	return 0;

 _err:
	snd_card_free(card);
	return err;
}