static int __devinit snd_vx222_create(struct snd_card *card, struct pci_dev *pci,
struct snd_vx_hardware *hw,
struct snd_vx222 **rchip)
{
struct vx_core *chip;
struct snd_vx222 *vx;
int i, err;
static struct snd_device_ops ops = {
.dev_free = snd_vx222_dev_free,
};
struct snd_vx_ops *vx_ops;
if ((err = pci_enable_device(pci)) < 0)
return err;
pci_set_master(pci);
vx_ops = hw->type == VX_TYPE_BOARD ? &vx222_old_ops : &vx222_ops;
chip = snd_vx_create(card, hw, vx_ops,
sizeof(struct snd_vx222) - sizeof(struct vx_core));
if (! chip) {
pci_disable_device(pci);
return -ENOMEM;
}
vx = (struct snd_vx222 *)chip;
vx->pci = pci;
if ((err = pci_request_regions(pci, CARD_NAME)) < 0) {
snd_vx222_free(chip);
return err;
}
for (i = 0; i < 2; i++)
vx->port[i] = pci_resource_start(pci, i + 1);
if (request_irq(pci->irq, snd_vx_irq_handler, IRQF_SHARED,
KBUILD_MODNAME, chip)) {
snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
snd_vx222_free(chip);
return -EBUSY;
}
chip->irq = pci->irq;
if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
snd_vx222_free(chip);
return err;
}
snd_card_set_dev(card, &pci->dev);
*rchip = vx;
return 0;
}
/**
* snd_intelhad_create - to crete alsa card instance
*
* @intelhaddata: pointer to internal context
* @card: pointer to card
*
* This function is called when the hdmi cable is plugged in
*/
static int __devinit snd_intelhad_create(
struct snd_intelhad *intelhaddata,
struct snd_card *card)
{
int retval;
static struct snd_device_ops ops = {
};
BUG_ON(!intelhaddata);
/* ALSA api to register the device */
retval = snd_device_new(card, SNDRV_DEV_LOWLEVEL, intelhaddata, &ops);
return retval;
}
/*
* Use __devinit to place it in the same section as rtx_ac97_probe() (see
* below).
*/
static int __devinit rtx_ac97_create(struct snd_card *card,
struct pci_dev *pdev)
{
static struct snd_device_ops ops = {
.dev_free = rtx_ac97_dev_free
};
struct rtx_ac97 *chip;
int err;
err = pci_enable_device(pdev);
if (err < 0)
return (err);
chip = kzalloc(sizeof(*chip), GFP_KERNEL);
if (!chip) {
err = -ENOMEM;
goto fail;
}
chip->pdev = pdev;
chip->card = card;
/* Allocate PCI stuff here */
/*
* create a "fake" lowlevel (custom) device to have a dtor for our chip
* structure:
*/
err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops);
if (err < 0)
goto fail;
/*
* registration of device structure this seems needed for alsa/linux
* internal stuff:
*/
snd_card_set_dev(card, &pdev->dev);
printk(KERN_INFO "rtx_ac97: chip=0x%p created.\n", chip);
/* attach ourselves to the card instance: */
card->private_data = chip;
return (0);
fail:
if (chip)
rtx_ac97_free(chip);
else
pci_disable_device(pdev);
return (err);
}
/*
Initialize the Line6 MIDI subsystem.
*/
int line6_init_midi(struct usb_line6 *line6)
{
static struct snd_device_ops midi_ops = {
.dev_free = snd_line6_midi_free,
};
int err;
struct snd_line6_midi *line6midi;
if (!(line6->properties->capabilities & LINE6_BIT_CONTROL)) {
/* skip MIDI initialization and report success */
return 0;
}
line6midi = kzalloc(sizeof(struct snd_line6_midi), GFP_KERNEL);
if (line6midi == NULL)
return -ENOMEM;
err = line6_midibuf_init(&line6midi->midibuf_in, MIDI_BUFFER_SIZE, 0);
if (err < 0) {
kfree(line6midi);
return err;
}
err = line6_midibuf_init(&line6midi->midibuf_out, MIDI_BUFFER_SIZE, 1);
if (err < 0) {
kfree(line6midi->midibuf_in.buf);
kfree(line6midi);
return err;
}
line6midi->line6 = line6;
line6->line6midi = line6midi;
err = snd_device_new(line6->card, SNDRV_DEV_RAWMIDI, line6midi,
&midi_ops);
if (err < 0)
return err;
snd_card_set_dev(line6->card, line6->ifcdev);
err = snd_line6_new_midi(line6midi);
if (err < 0)
return err;
init_waitqueue_head(&line6midi->send_wait);
spin_lock_init(&line6midi->send_urb_lock);
spin_lock_init(&line6midi->midi_transmit_lock);
return 0;
}
static int snd_pcsp_create(struct snd_card *card)
{
static struct snd_device_ops ops = { };
unsigned int resolution = hrtimer_resolution;
int err, div, min_div, order;
if (!nopcm) {
if (resolution > PCSP_MAX_PERIOD_NS) {
printk(KERN_ERR "PCSP: Timer resolution is not sufficient "
"(%unS)\n", resolution);
printk(KERN_ERR "PCSP: Make sure you have HPET and ACPI "
"enabled.\n");
printk(KERN_ERR "PCSP: Turned into nopcm mode.\n");
nopcm = 1;
}
}
if (loops_per_jiffy >= PCSP_MIN_LPJ && resolution <= PCSP_MIN_PERIOD_NS)
min_div = MIN_DIV;
else
min_div = MAX_DIV;
#if PCSP_DEBUG
printk(KERN_DEBUG "PCSP: lpj=%li, min_div=%i, res=%u\n",
loops_per_jiffy, min_div, resolution);
#endif
div = MAX_DIV / min_div;
order = fls(div) - 1;
pcsp_chip.max_treble = min(order, PCSP_MAX_TREBLE);
pcsp_chip.treble = min(pcsp_chip.max_treble, PCSP_DEFAULT_TREBLE);
pcsp_chip.playback_ptr = 0;
pcsp_chip.period_ptr = 0;
atomic_set(&pcsp_chip.timer_active, 0);
pcsp_chip.enable = 1;
pcsp_chip.pcspkr = 1;
spin_lock_init(&pcsp_chip.substream_lock);
pcsp_chip.card = card;
pcsp_chip.port = 0x61;
pcsp_chip.irq = -1;
pcsp_chip.dma = -1;
/* Register device */
err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, &pcsp_chip, &ops);
if (err < 0)
return err;
return 0;
}
static int __devinit snd_pcsp_create(struct snd_card *card)
{
static struct snd_device_ops ops = { };
struct timespec tp;
int err;
int div, min_div, order;
hrtimer_get_res(CLOCK_MONOTONIC, &tp);
if (tp.tv_sec || tp.tv_nsec > PCSP_MAX_PERIOD_NS) {
printk(KERN_ERR "PCSP: Timer resolution is not sufficient "
"(%linS)\n", tp.tv_nsec);
printk(KERN_ERR "PCSP: Make sure you have HPET and ACPI "
"enabled.\n");
return -EIO;
}
if (loops_per_jiffy >= PCSP_MIN_LPJ && tp.tv_nsec <= PCSP_MIN_PERIOD_NS)
min_div = MIN_DIV;
else
min_div = MAX_DIV;
#if PCSP_DEBUG
printk("PCSP: lpj=%li, min_div=%i, res=%li\n",
loops_per_jiffy, min_div, tp.tv_nsec);
#endif
div = MAX_DIV / min_div;
order = fls(div) - 1;
pcsp_chip.max_treble = min(order, PCSP_MAX_TREBLE);
pcsp_chip.treble = min(pcsp_chip.max_treble, PCSP_DEFAULT_TREBLE);
pcsp_chip.playback_ptr = 0;
pcsp_chip.period_ptr = 0;
atomic_set(&pcsp_chip.timer_active, 0);
pcsp_chip.enable = 1;
pcsp_chip.pcspkr = 1;
spin_lock_init(&pcsp_chip.substream_lock);
pcsp_chip.card = card;
pcsp_chip.port = 0x61;
pcsp_chip.irq = -1;
pcsp_chip.dma = -1;
/* Register device */
err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, &pcsp_chip, &ops);
if (err < 0)
return err;
return 0;
}
/*
* snd_compress_new: create new compress device
* @card: sound card pointer
* @device: device number
* @dirn: device direction, should be of type enum snd_compr_direction
* @compr: compress device pointer
*/
int snd_compress_new(struct snd_card *card, int device,
int dirn, struct snd_compr *compr)
{
static struct snd_device_ops ops = {
.dev_free = NULL,
.dev_register = snd_compress_dev_register,
.dev_disconnect = snd_compress_dev_disconnect,
};
compr->card = card;
compr->device = device;
compr->direction = dirn;
return snd_device_new(card, SNDRV_DEV_COMPRESS, compr, &ops);
}
static int __devinit snd_intelmad_create(
struct snd_intelmad *intelmaddata,
struct snd_card *card)
{
int ret_val;
static struct snd_device_ops ops = {
.dev_free = snd_intelmad_dev_free,
};
WARN_ON(!intelmaddata);
WARN_ON(!card);
/* ALSA api to register for the device */
ret_val = snd_device_new(card, SNDRV_DEV_LOWLEVEL, intelmaddata, &ops);
return ret_val;
}
int snd_ak4114_create(snd_card_t *card,
ak4114_read_t *read, ak4114_write_t *write,
unsigned char pgm[7], unsigned char txcsb[5],
void *private_data, ak4114_t **r_ak4114)
{
ak4114_t *chip;
int err = 0;
unsigned char reg;
static snd_device_ops_t ops = {
.dev_free = snd_ak4114_dev_free,
};
chip = kcalloc(1, sizeof(*chip), GFP_KERNEL);
if (chip == NULL)
return -ENOMEM;
spin_lock_init(&chip->lock);
chip->card = card;
chip->read = read;
chip->write = write;
chip->private_data = private_data;
for (reg = 0; reg < 7; reg++)
chip->regmap[reg] = pgm[reg];
for (reg = 0; reg < 5; reg++)
chip->txcsb[reg] = txcsb[reg];
chip->workqueue = create_workqueue("snd-ak4114");
if (chip->workqueue == NULL) {
kfree(chip);
return -ENOMEM;
}
snd_ak4114_reinit(chip);
chip->rcs0 = reg_read(chip, AK4114_REG_RCS0) & ~(AK4114_QINT | AK4114_CINT);
chip->rcs1 = reg_read(chip, AK4114_REG_RCS1);
if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0)
goto __fail;
if (r_ak4114)
*r_ak4114 = chip;
return 0;
__fail:
snd_ak4114_free(chip);
return err < 0 ? err : -EIO;
}
/**
* snd_jack_new - Create a new jack
* @card: the card instance
* @id: an identifying string for this jack
* @type: a bitmask of enum snd_jack_type values that can be detected by
* this jack
* @jjack: Used to provide the allocated jack object to the caller.
*
* Creates a new jack object.
*
* Returns zero if successful, or a negative error code on failure.
* On success jjack will be initialised.
*/
int snd_jack_new(struct snd_card *card, const char *id, int type,
struct snd_jack **jjack)
{
struct snd_jack *jack;
int err;
int i;
static struct snd_device_ops ops = {
.dev_free = snd_jack_dev_free,
.dev_register = snd_jack_dev_register,
.dev_disconnect = snd_jack_dev_disconnect,
};
jack = kzalloc(sizeof(struct snd_jack), GFP_KERNEL);
if (jack == NULL)
return -ENOMEM;
jack->id = kstrdup(id, GFP_KERNEL);
jack->input_dev = input_allocate_device();
if (jack->input_dev == NULL) {
err = -ENOMEM;
goto fail_input;
}
jack->input_dev->phys = "ALSA";
jack->type = type;
for (i = 0; i < ARRAY_SIZE(jack_types); i++)
if (type & (1 << i))
input_set_capability(jack->input_dev, EV_SW,
jack_types[i]);
err = snd_device_new(card, SNDRV_DEV_JACK, jack, &ops);
if (err < 0)
goto fail_input;
*jjack = jack;
return 0;
fail_input:
input_free_device(jack->input_dev);
kfree(jack->id);
kfree(jack);
return err;
}
/**
* snd_hwdep_new - create a new hwdep instance
* @card: the card instance
* @id: the id string
* @device: the device index (zero-based)
* @rhwdep: the pointer to store the new hwdep instance
*
* Creates a new hwdep instance with the given index on the card.
* The callbacks (hwdep->ops) must be set on the returned instance
* after this call manually by the caller.
*
* Return: Zero if successful, or a negative error code on failure.
*/
int snd_hwdep_new(struct snd_card *card, char *id, int device,
struct snd_hwdep **rhwdep)
{
struct snd_hwdep *hwdep;
int err;
static struct snd_device_ops ops = {
.dev_free = snd_hwdep_dev_free,
.dev_register = snd_hwdep_dev_register,
.dev_disconnect = snd_hwdep_dev_disconnect,
};
if (snd_BUG_ON(!card))
return -ENXIO;
if (rhwdep)
*rhwdep = NULL;
hwdep = kzalloc(sizeof(*hwdep), GFP_KERNEL);
if (hwdep == NULL) {
dev_err(card->dev, "hwdep: cannot allocate\n");
return -ENOMEM;
}
init_waitqueue_head(&hwdep->open_wait);
mutex_init(&hwdep->open_mutex);
hwdep->card = card;
hwdep->device = device;
if (id)
strlcpy(hwdep->id, id, sizeof(hwdep->id));
snd_device_initialize(&hwdep->dev, card);
hwdep->dev.release = release_hwdep_device;
dev_set_name(&hwdep->dev, "hwC%iD%i", card->number, device);
#ifdef CONFIG_SND_OSSEMUL
hwdep->oss_type = -1;
#endif
err = snd_device_new(card, SNDRV_DEV_HWDEP, hwdep, &ops);
if (err < 0) {
put_device(&hwdep->dev);
return err;
}
if (rhwdep)
*rhwdep = hwdep;
return 0;
}
/*
* snd_compress_new: create new compress device
* @card: sound card pointer
* @device: device number
* @dirn: device direction, should be of type enum snd_compr_direction
* @compr: compress device pointer
*/
int snd_compress_new(struct snd_card *card, int device,
int dirn, struct snd_compr *compr)
{
static struct snd_device_ops ops = {
.dev_free = snd_compress_dev_free,
.dev_register = snd_compress_dev_register,
.dev_disconnect = snd_compress_dev_disconnect,
};
compr->card = card;
compr->device = device;
compr->direction = dirn;
snd_device_initialize(&compr->dev, card);
dev_set_name(&compr->dev, "comprC%iD%i", card->number, device);
return snd_device_new(card, SNDRV_DEV_COMPRESS, compr, &ops);
}
static int __devinit snd_sh_dac_create(struct snd_card *card,
struct platform_device *devptr,
struct snd_sh_dac **rchip)
{
struct snd_sh_dac *chip;
int err;
static struct snd_device_ops ops = {
.dev_free = snd_sh_dac_dev_free,
};
*rchip = NULL;
chip = kzalloc(sizeof(*chip), GFP_KERNEL);
if (chip == NULL)
return -ENOMEM;
chip->card = card;
hrtimer_init(&chip->hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
chip->hrtimer.function = sh_dac_audio_timer;
dac_audio_reset(chip);
chip->rate = 8000;
dac_audio_set_rate(chip);
chip->pdata = devptr->dev.platform_data;
chip->data_buffer = kmalloc(chip->pdata->buffer_size, GFP_KERNEL);
if (chip->data_buffer == NULL) {
kfree(chip);
return -ENOMEM;
}
err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops);
if (err < 0) {
snd_sh_dac_free(chip);
return err;
}
*rchip = chip;
return 0;
}
int snd_ak4114_create(struct snd_card *card,
ak4114_read_t *read, ak4114_write_t *write,
const unsigned char pgm[7], const unsigned char txcsb[5],
void *private_data, struct ak4114 **r_ak4114)
{
struct ak4114 *chip;
int err = 0;
unsigned char reg;
static struct snd_device_ops ops = {
.dev_free = snd_ak4114_dev_free,
};
chip = kzalloc(sizeof(*chip), GFP_KERNEL);
if (chip == NULL)
return -ENOMEM;
spin_lock_init(&chip->lock);
chip->card = card;
chip->read = read;
chip->write = write;
chip->private_data = private_data;
INIT_DELAYED_WORK(&chip->work, ak4114_stats);
for (reg = 0; reg < 7; reg++)
chip->regmap[reg] = pgm[reg];
for (reg = 0; reg < 5; reg++)
chip->txcsb[reg] = txcsb[reg];
ak4114_init_regs(chip);
chip->rcs0 = reg_read(chip, AK4114_REG_RCS0) & ~(AK4114_QINT | AK4114_CINT);
chip->rcs1 = reg_read(chip, AK4114_REG_RCS1);
if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0)
goto __fail;
if (r_ak4114)
*r_ak4114 = chip;
return 0;
__fail:
snd_ak4114_free(chip);
return err < 0 ? err : -EIO;
}
int snd_ak4113_create(struct snd_card *card, ak4113_read_t *read,
ak4113_write_t *write, const unsigned char *pgm,
void *private_data, struct ak4113 **r_ak4113)
{
struct ak4113 *chip;
int err = 0;
unsigned char reg;
static struct snd_device_ops ops = {
.dev_free = snd_ak4113_dev_free,
};
chip = kzalloc(sizeof(*chip), GFP_KERNEL);
if (chip == NULL)
return -ENOMEM;
spin_lock_init(&chip->lock);
chip->card = card;
chip->read = read;
chip->write = write;
chip->private_data = private_data;
INIT_DELAYED_WORK(&chip->work, ak4113_stats);
atomic_set(&chip->wq_processing, 0);
for (reg = 0; reg < AK4113_WRITABLE_REGS ; reg++)
chip->regmap[reg] = pgm[reg];
ak4113_init_regs(chip);
chip->rcs0 = reg_read(chip, AK4113_REG_RCS0) & ~(AK4113_QINT |
AK4113_CINT | AK4113_STC);
chip->rcs1 = reg_read(chip, AK4113_REG_RCS1);
chip->rcs2 = reg_read(chip, AK4113_REG_RCS2);
err = snd_device_new(card, SNDRV_DEV_CODEC, chip, &ops);
if (err < 0)
goto __fail;
if (r_ak4113)
*r_ak4113 = chip;
return 0;
__fail:
snd_ak4113_free(chip);
return err < 0 ? err : -EIO;
}
static int hda_tegra_create(struct snd_card *card,
unsigned int driver_caps,
struct hda_tegra *hda)
{
static struct snd_device_ops ops = {
.dev_disconnect = hda_tegra_dev_disconnect,
.dev_free = hda_tegra_dev_free,
};
struct azx *chip;
int err;
chip = &hda->chip;
mutex_init(&chip->open_mutex);
chip->card = card;
chip->ops = &hda_tegra_ops;
chip->driver_caps = driver_caps;
chip->driver_type = driver_caps & 0xff;
chip->dev_index = 0;
INIT_LIST_HEAD(&chip->pcm_list);
chip->codec_probe_mask = -1;
chip->single_cmd = false;
chip->snoop = true;
INIT_WORK(&hda->probe_work, hda_tegra_probe_work);
err = azx_bus_init(chip, NULL, &hda_tegra_io_ops);
if (err < 0)
return err;
chip->bus.needs_damn_long_delay = 1;
err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops);
if (err < 0) {
dev_err(card->dev, "Error creating device\n");
return err;
}
return 0;
}
/*
* create vxpocket instance
*/
static struct snd_vxpocket *snd_vxpocket_new(struct snd_card *card, int ibl)
{
dev_link_t *link; /* Info for cardmgr */
struct vx_core *chip;
struct snd_vxpocket *vxp;
static struct snd_device_ops ops = {
.dev_free = snd_vxpocket_dev_free,
};
chip = snd_vx_create(card, &vxpocket_hw, &snd_vxpocket_ops,
sizeof(struct snd_vxpocket) - sizeof(struct vx_core));
if (! chip)
return NULL;
if (snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops) < 0) {
kfree(chip);
return NULL;
}
chip->ibl.size = ibl;
vxp = (struct snd_vxpocket *)chip;
link = &vxp->link;
link->priv = chip;
link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
link->io.NumPorts1 = 16;
link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT;
link->irq.IRQInfo1 = IRQ_LEVEL_ID;
link->irq.Handler = &snd_vx_irq_handler;
link->irq.Instance = chip;
link->conf.Attributes = CONF_ENABLE_IRQ;
link->conf.Vcc = 50;
link->conf.IntType = INT_MEMORY_AND_IO;
link->conf.ConfigIndex = 1;
link->conf.Present = PRESENT_OPTION;
return vxp;
}
int snd_ak4117_create(struct snd_card *card, ak4117_read_t *read, ak4117_write_t *write,
const unsigned char pgm[5], void *private_data, struct ak4117 **r_ak4117)
{
struct ak4117 *chip;
int err = 0;
unsigned char reg;
static struct snd_device_ops ops = {
.dev_free = snd_ak4117_dev_free,
};
chip = kzalloc(sizeof(*chip), GFP_KERNEL);
if (chip == NULL)
return -ENOMEM;
spin_lock_init(&chip->lock);
chip->card = card;
chip->read = read;
chip->write = write;
chip->private_data = private_data;
init_timer(&chip->timer);
chip->timer.data = (unsigned long)chip;
chip->timer.function = snd_ak4117_timer;
for (reg = 0; reg < 5; reg++)
chip->regmap[reg] = pgm[reg];
snd_ak4117_reinit(chip);
chip->rcs0 = reg_read(chip, AK4117_REG_RCS0) & ~(AK4117_QINT | AK4117_CINT | AK4117_STC);
chip->rcs1 = reg_read(chip, AK4117_REG_RCS1);
chip->rcs2 = reg_read(chip, AK4117_REG_RCS2);
if ((err = snd_device_new(card, SNDRV_DEV_CODEC, chip, &ops)) < 0)
goto __fail;
if (r_ak4117)
*r_ak4117 = chip;
return 0;
__fail:
snd_ak4117_free(chip);
return err < 0 ? err : -EIO;
}
static int __devinit snd_vx222_create(struct snd_card *card, struct pci_dev *pci,
struct snd_vx_hardware *hw,
struct snd_vx222 **rchip)
{
struct vx_core *chip;
struct snd_vx222 *vx;
static struct snd_device_ops ops = {
.dev_free = snd_vx222_dev_free,
};
chip = snd_vx_create(card, hw, vx_ops,
sizeof(struct snd_vx222) - sizeof(struct vx_core));
if (! chip) {
pci_disable_device(pci);
return -ENOMEM;
}
vx = (struct snd_vx222 *)chip;
vx->pci = pci;
if ((err = pci_request_regions(pci, CARD_NAME)) < 0) {
snd_vx222_free(chip);
return 0;
}
for (i = 0; i < 2; i++)
vx->port[i] = pci_resource_start(pci, i + 1);
if (request_irq(pci->irq, snd_vx_irq_handler, IRQF_SHARED,
CARD_NAME, chip)) {
snd_vx222_free(chip);
return -EBUSY;
}
chip->irq = pci->irq;
if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
snd_vx222_free(chip);
return 0;
}
return 0;
}
/*
* constructor
*/
static int hda_tegra_create(struct snd_card *card,
unsigned int driver_caps,
const struct hda_controller_ops *hda_ops,
struct hda_tegra *hda)
{
static struct snd_device_ops ops = {
.dev_free = hda_tegra_dev_free,
};
struct azx *chip;
int err;
chip = &hda->chip;
spin_lock_init(&chip->reg_lock);
mutex_init(&chip->open_mutex);
chip->card = card;
chip->ops = hda_ops;
chip->irq = -1;
chip->driver_caps = driver_caps;
chip->driver_type = driver_caps & 0xff;
chip->dev_index = 0;
INIT_LIST_HEAD(&chip->pcm_list);
INIT_LIST_HEAD(&chip->list);
chip->position_fix[0] = POS_FIX_AUTO;
chip->position_fix[1] = POS_FIX_AUTO;
chip->codec_probe_mask = -1;
chip->single_cmd = false;
chip->snoop = true;
err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops);
if (err < 0) {
dev_err(card->dev, "Error creating device\n");
return err;
}
return 0;
}
/*
* create vxpocket instance
*/
static int snd_vxpocket_new(struct snd_card *card, int ibl,
struct pcmcia_device *link,
struct snd_vxpocket **chip_ret)
{
struct vx_core *chip;
struct snd_vxpocket *vxp;
static struct snd_device_ops ops = {
.dev_free = snd_vxpocket_dev_free,
};
int err;
chip = snd_vx_create(card, &vxpocket_hw, &snd_vxpocket_ops,
sizeof(struct snd_vxpocket) - sizeof(struct vx_core));
if (!chip)
return -ENOMEM;
err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops);
if (err < 0) {
kfree(chip);
return err;
}
chip->ibl.size = ibl;
vxp = (struct snd_vxpocket *)chip;
vxp->p_dev = link;
link->priv = chip;
link->resource[0]->flags |= IO_DATA_PATH_WIDTH_AUTO;
link->resource[0]->end = 16;
link->config_flags |= CONF_ENABLE_IRQ;
link->config_index = 1;
link->config_regs = PRESENT_OPTION;
*chip_ret = vxp;
return 0;
}
int aoa_snd_device_new(snd_device_type_t type,
void * device_data, struct snd_device_ops * ops)
{
struct snd_card *card = aoa_get_card();
int err;
if (!card) return -ENOMEM;
err = snd_device_new(card, type, device_data, ops);
if (err) {
printk(KERN_ERR "snd-aoa: failed to create snd device (%d)\n", err);
return err;
}
err = snd_device_register(card, device_data);
if (err) {
printk(KERN_ERR "snd-aoa: failed to register "
"snd device (%d)\n", err);
printk(KERN_ERR "snd-aoa: have you forgotten the "
"dev_register callback?\n");
snd_device_free(card, device_data);
}
return err;
}
int aoa_snd_device_new(snd_device_type_t type,
void * device_data, struct snd_device_ops * ops)
{
struct snd_card *card = aoa_get_card();
int err;
if (!card) return -ENOMEM;
err = snd_device_new(card, type, device_data, ops);
if (err) {
;
return err;
}
err = snd_device_register(card, device_data);
if (err) {
// printk(KERN_ERR "snd-aoa: failed to register "
;
// printk(KERN_ERR "snd-aoa: have you forgotten the "
;
snd_device_free(card, device_data);
}
return err;
}
/**
* snd_hwdep_new - create a new hwdep instance
* @card: the card instance
* @id: the id string
* @device: the device index (zero-based)
* @rhwdep: the pointer to store the new hwdep instance
*
* Creates a new hwdep instance with the given index on the card.
* The callbacks (hwdep->ops) must be set on the returned instance
* after this call manually by the caller.
*
* Returns zero if successful, or a negative error code on failure.
*/
int snd_hwdep_new(struct snd_card *card, char *id, int device,
struct snd_hwdep **rhwdep)
{
struct snd_hwdep *hwdep;
int err;
static struct snd_device_ops ops = {
.dev_free = snd_hwdep_dev_free,
.dev_register = snd_hwdep_dev_register,
.dev_disconnect = snd_hwdep_dev_disconnect,
};
if (snd_BUG_ON(!card))
return -ENXIO;
if (rhwdep)
*rhwdep = NULL;
hwdep = kzalloc(sizeof(*hwdep), GFP_KERNEL);
if (hwdep == NULL) {
snd_printk(KERN_ERR "hwdep: cannot allocate\n");
return -ENOMEM;
}
hwdep->card = card;
hwdep->device = device;
if (id)
strlcpy(hwdep->id, id, sizeof(hwdep->id));
#ifdef CONFIG_SND_OSSEMUL
hwdep->oss_type = -1;
#endif
if ((err = snd_device_new(card, SNDRV_DEV_HWDEP, hwdep, &ops)) < 0) {
snd_hwdep_free(hwdep);
return err;
}
init_waitqueue_head(&hwdep->open_wait);
mutex_init(&hwdep->open_mutex);
if (rhwdep)
*rhwdep = hwdep;
return 0;
}
int snd_sbdsp_create(struct snd_card *card,
unsigned long port,
int irq,
irqreturn_t (*irq_handler)(int, void *, struct pt_regs *),
int dma8,
int dma16,
unsigned short hardware,
struct snd_sb **r_chip)
{
struct snd_sb *chip;
int err;
static struct snd_device_ops ops = {
.dev_free = snd_sbdsp_dev_free,
};
snd_assert(r_chip != NULL, return -EINVAL);
*r_chip = NULL;
chip = kzalloc(sizeof(*chip), GFP_KERNEL);
if (chip == NULL)
return -ENOMEM;
spin_lock_init(&chip->reg_lock);
spin_lock_init(&chip->open_lock);
spin_lock_init(&chip->midi_input_lock);
spin_lock_init(&chip->mixer_lock);
chip->irq = -1;
chip->dma8 = -1;
chip->dma16 = -1;
chip->port = port;
if (request_irq(irq, irq_handler, hardware == SB_HW_ALS4000 ?
SA_INTERRUPT | SA_SHIRQ : SA_INTERRUPT,
"SoundBlaster", (void *) chip)) {
snd_printk(KERN_ERR "sb: can't grab irq %d\n", irq);
snd_sbdsp_free(chip);
return -EBUSY;
}
chip->irq = irq;
if (hardware == SB_HW_ALS4000)
goto __skip_allocation;
if ((chip->res_port = request_region(port, 16, "SoundBlaster")) == NULL) {
snd_printk(KERN_ERR "sb: can't grab port 0x%lx\n", port);
snd_sbdsp_free(chip);
return -EBUSY;
}
#ifdef CONFIG_ISA
if (dma8 >= 0 && request_dma(dma8, "SoundBlaster - 8bit")) {
snd_printk(KERN_ERR "sb: can't grab DMA8 %d\n", dma8);
snd_sbdsp_free(chip);
return -EBUSY;
}
chip->dma8 = dma8;
if (dma16 >= 0) {
if (hardware != SB_HW_ALS100 && (dma16 < 5 || dma16 > 7)) {
/* no duplex */
dma16 = -1;
} else if (request_dma(dma16, "SoundBlaster - 16bit")) {
snd_printk(KERN_ERR "sb: can't grab DMA16 %d\n", dma16);
snd_sbdsp_free(chip);
return -EBUSY;
}
}
chip->dma16 = dma16;
#endif
__skip_allocation:
chip->card = card;
chip->hardware = hardware;
if ((err = snd_sbdsp_probe(chip)) < 0) {
snd_sbdsp_free(chip);
return err;
}
if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
snd_sbdsp_free(chip);
return err;
}
*r_chip = chip;
return 0;
}
static int snd_als300_create(struct snd_card *card,
struct pci_dev *pci, int chip_type,
struct snd_als300 **rchip)
{
struct snd_als300 *chip;
void *irq_handler;
int err;
static struct snd_device_ops ops = {
.dev_free = snd_als300_dev_free,
};
*rchip = NULL;
if ((err = pci_enable_device(pci)) < 0)
return err;
if (dma_set_mask(&pci->dev, DMA_BIT_MASK(28)) < 0 ||
dma_set_coherent_mask(&pci->dev, DMA_BIT_MASK(28)) < 0) {
dev_err(card->dev, "error setting 28bit DMA mask\n");
pci_disable_device(pci);
return -ENXIO;
}
pci_set_master(pci);
chip = kzalloc(sizeof(*chip), GFP_KERNEL);
if (chip == NULL) {
pci_disable_device(pci);
return -ENOMEM;
}
chip->card = card;
chip->pci = pci;
chip->irq = -1;
chip->chip_type = chip_type;
spin_lock_init(&chip->reg_lock);
if ((err = pci_request_regions(pci, "ALS300")) < 0) {
kfree(chip);
pci_disable_device(pci);
return err;
}
chip->port = pci_resource_start(pci, 0);
if (chip->chip_type == DEVICE_ALS300_PLUS)
irq_handler = snd_als300plus_interrupt;
else
irq_handler = snd_als300_interrupt;
if (request_irq(pci->irq, irq_handler, IRQF_SHARED,
KBUILD_MODNAME, chip)) {
dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq);
snd_als300_free(chip);
return -EBUSY;
}
chip->irq = pci->irq;
snd_als300_init(chip);
err = snd_als300_ac97(chip);
if (err < 0) {
dev_err(card->dev, "Could not create ac97\n");
snd_als300_free(chip);
return err;
}
if ((err = snd_als300_new_pcm(chip)) < 0) {
dev_err(card->dev, "Could not create PCM\n");
snd_als300_free(chip);
return err;
}
if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL,
chip, &ops)) < 0) {
snd_als300_free(chip);
return err;
}
*rchip = chip;
return 0;
}
/*
Create and register the PCM device and mixer entries.
Create URBs for playback and capture.
*/
int line6_init_pcm(struct usb_line6 *line6,
struct line6_pcm_properties *properties)
{
static struct snd_device_ops pcm_ops = {
.dev_free = snd_line6_pcm_free,
};
int err;
int ep_read = 0, ep_write = 0;
struct snd_line6_pcm *line6pcm;
if (!(line6->properties->capabilities & LINE6_BIT_PCM))
return 0; /* skip PCM initialization and report success */
/* initialize PCM subsystem based on product id: */
switch (line6->product) {
case LINE6_DEVID_BASSPODXT:
case LINE6_DEVID_BASSPODXTLIVE:
case LINE6_DEVID_BASSPODXTPRO:
case LINE6_DEVID_PODXT:
case LINE6_DEVID_PODXTLIVE:
case LINE6_DEVID_PODXTPRO:
case LINE6_DEVID_PODHD300:
ep_read = 0x82;
ep_write = 0x01;
break;
case LINE6_DEVID_PODHD500:
case LINE6_DEVID_PODX3:
case LINE6_DEVID_PODX3LIVE:
ep_read = 0x86;
ep_write = 0x02;
break;
case LINE6_DEVID_POCKETPOD:
ep_read = 0x82;
ep_write = 0x02;
break;
case LINE6_DEVID_GUITARPORT:
case LINE6_DEVID_PODSTUDIO_GX:
case LINE6_DEVID_PODSTUDIO_UX1:
case LINE6_DEVID_PODSTUDIO_UX2:
case LINE6_DEVID_TONEPORT_GX:
case LINE6_DEVID_TONEPORT_UX1:
case LINE6_DEVID_TONEPORT_UX2:
ep_read = 0x82;
ep_write = 0x01;
break;
/* this is for interface_number == 1:
case LINE6_DEVID_TONEPORT_UX2:
case LINE6_DEVID_PODSTUDIO_UX2:
ep_read = 0x87;
ep_write = 0x00;
break;
*/
default:
MISSING_CASE;
}
line6pcm = kzalloc(sizeof(struct snd_line6_pcm), GFP_KERNEL);
if (line6pcm == NULL)
return -ENOMEM;
line6pcm->volume_playback[0] = line6pcm->volume_playback[1] = 255;
line6pcm->volume_monitor = 255;
line6pcm->line6 = line6;
line6pcm->ep_audio_read = ep_read;
line6pcm->ep_audio_write = ep_write;
/* Read and write buffers are sized identically, so choose minimum */
line6pcm->max_packet_size = min(
usb_maxpacket(line6->usbdev,
usb_rcvisocpipe(line6->usbdev, ep_read), 0),
usb_maxpacket(line6->usbdev,
usb_sndisocpipe(line6->usbdev, ep_write), 1));
line6pcm->properties = properties;
line6->line6pcm = line6pcm;
/* PCM device: */
err = snd_device_new(line6->card, SNDRV_DEV_PCM, line6, &pcm_ops);
if (err < 0)
return err;
snd_card_set_dev(line6->card, line6->ifcdev);
err = snd_line6_new_pcm(line6pcm);
if (err < 0)
return err;
spin_lock_init(&line6pcm->lock_audio_out);
spin_lock_init(&line6pcm->lock_audio_in);
spin_lock_init(&line6pcm->lock_trigger);
err = line6_create_audio_out_urbs(line6pcm);
if (err < 0)
return err;
err = line6_create_audio_in_urbs(line6pcm);
if (err < 0)
return err;
/* mixer: */
err =
snd_ctl_add(line6->card,
snd_ctl_new1(&line6_control_playback, line6pcm));
if (err < 0)
return err;
#ifdef CONFIG_LINE6_USB_IMPULSE_RESPONSE
/* impulse response test: */
err = device_create_file(line6->ifcdev, &dev_attr_impulse_volume);
if (err < 0)
return err;
err = device_create_file(line6->ifcdev, &dev_attr_impulse_period);
if (err < 0)
return err;
line6pcm->impulse_period = LINE6_IMPULSE_DEFAULT_PERIOD;
#endif
return 0;
}
static int snd_cs5530_create(struct snd_card *card,
struct pci_dev *pci,
struct snd_cs5530 **rchip)
{
struct snd_cs5530 *chip;
unsigned long sb_base;
u8 irq, dma8, dma16 = 0;
u16 map;
void __iomem *mem;
int err;
static struct snd_device_ops ops = {
.dev_free = snd_cs5530_dev_free,
};
*rchip = NULL;
err = pci_enable_device(pci);
if (err < 0)
return err;
chip = kzalloc(sizeof(*chip), GFP_KERNEL);
if (chip == NULL) {
pci_disable_device(pci);
return -ENOMEM;
}
chip->card = card;
chip->pci = pci;
err = pci_request_regions(pci, "CS5530");
if (err < 0) {
kfree(chip);
pci_disable_device(pci);
return err;
}
chip->pci_base = pci_resource_start(pci, 0);
mem = pci_ioremap_bar(pci, 0);
if (mem == NULL) {
snd_cs5530_free(chip);
return -EBUSY;
}
map = readw(mem + 0x18);
iounmap(mem);
/* Map bits
0:1 * 0x20 + 0x200 = sb base
2 sb enable
3 adlib enable
5 MPU enable 0x330
6 MPU enable 0x300
The other bits may be used internally so must be masked */
sb_base = 0x220 + 0x20 * (map & 3);
if (map & (1<<2))
printk(KERN_INFO "CS5530: XpressAudio at 0x%lx\n", sb_base);
else {
printk(KERN_ERR "Could not find XpressAudio!\n");
snd_cs5530_free(chip);
return -ENODEV;
}
if (map & (1<<5))
printk(KERN_INFO "CS5530: MPU at 0x300\n");
else if (map & (1<<6))
printk(KERN_INFO "CS5530: MPU at 0x330\n");
irq = snd_cs5530_mixer_read(sb_base, 0x80) & 0x0F;
dma8 = snd_cs5530_mixer_read(sb_base, 0x81);
if (dma8 & 0x20)
dma16 = 5;
else if (dma8 & 0x40)
dma16 = 6;
else if (dma8 & 0x80)
dma16 = 7;
else {
printk(KERN_ERR "CS5530: No 16bit DMA enabled\n");
snd_cs5530_free(chip);
return -ENODEV;
}
if (dma8 & 0x01)
dma8 = 0;
else if (dma8 & 02)
dma8 = 1;
else if (dma8 & 0x08)
dma8 = 3;
else {
printk(KERN_ERR "CS5530: No 8bit DMA enabled\n");
snd_cs5530_free(chip);
return -ENODEV;
}
if (irq & 1)
irq = 9;
else if (irq & 2)
irq = 5;
else if (irq & 4)
irq = 7;
else if (irq & 8)
irq = 10;
else {
printk(KERN_ERR "CS5530: SoundBlaster IRQ not set\n");
snd_cs5530_free(chip);
return -ENODEV;
}
printk(KERN_INFO "CS5530: IRQ: %d DMA8: %d DMA16: %d\n", irq, dma8,
dma16);
err = snd_sbdsp_create(card, sb_base, irq, snd_sb16dsp_interrupt, dma8,
dma16, SB_HW_CS5530, &chip->sb);
if (err < 0) {
printk(KERN_ERR "CS5530: Could not create SoundBlaster\n");
snd_cs5530_free(chip);
return err;
}
err = snd_sb16dsp_pcm(chip->sb, 0, &chip->sb->pcm);
if (err < 0) {
printk(KERN_ERR "CS5530: Could not create PCM\n");
snd_cs5530_free(chip);
return err;
}
err = snd_sbmixer_new(chip->sb);
if (err < 0) {
printk(KERN_ERR "CS5530: Could not create Mixer\n");
snd_cs5530_free(chip);
return err;
}
err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops);
if (err < 0) {
snd_cs5530_free(chip);
return err;
}
snd_card_set_dev(card, &pci->dev);
*rchip = chip;
return 0;
}
// chip-specific constructor
// (see "Management of Cards and Components")
static int __devinit
snd_vortex_create(snd_card_t * card, struct pci_dev *pci, vortex_t ** rchip)
{
vortex_t *chip;
int err;
static snd_device_ops_t ops = {
.dev_free = snd_vortex_dev_free,
};
*rchip = NULL;
// check PCI availability (DMA).
if ((err = pci_enable_device(pci)) < 0)
return err;
if (!pci_dma_supported(pci, VORTEX_DMA_MASK)) {
printk(KERN_ERR "error to set DMA mask\n");
return -ENXIO;
}
pci_set_dma_mask(pci, VORTEX_DMA_MASK);
chip = kcalloc(1, sizeof(*chip), GFP_KERNEL);
if (chip == NULL)
return -ENOMEM;
chip->card = card;
// initialize the stuff
chip->pci_dev = pci;
chip->io = pci_resource_start(pci, 0);
chip->vendor = pci->vendor;
chip->device = pci->device;
chip->card = card;
chip->irq = -1;
// (1) PCI resource allocation
// Get MMIO area
//
if ((err = pci_request_regions(pci, CARD_NAME_SHORT)) != 0)
goto regions_out;
chip->mmio = ioremap_nocache(pci_resource_start(pci, 0),
pci_resource_len(pci, 0));
if (!chip->mmio) {
printk(KERN_ERR "MMIO area remap failed.\n");
err = -ENOMEM;
goto ioremap_out;
}
/* Init audio core.
* This must be done before we do request_irq otherwise we can get spurious
* interupts that we do not handle properly and make a mess of things */
if ((err = vortex_core_init(chip)) != 0) {
printk(KERN_ERR "hw core init failed\n");
goto core_out;
}
if ((err = request_irq(pci->irq, vortex_interrupt,
SA_INTERRUPT | SA_SHIRQ, CARD_NAME_SHORT,
chip)) != 0) {
printk(KERN_ERR "cannot grab irq\n");
goto irq_out;
}
chip->irq = pci->irq;
pci_set_master(pci);
// End of PCI setup.
// Register alsa root device.
if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
goto alloc_out;
}
*rchip = chip;
return 0;
alloc_out:
synchronize_irq(chip->irq);
free_irq(chip->irq, chip);
irq_out:
vortex_core_shutdown(chip);
core_out:
iounmap(chip->mmio);
ioremap_out:
pci_release_regions(chip->pci_dev);
regions_out:
pci_disable_device(chip->pci_dev);
//FIXME: this not the right place to unregister the gameport
vortex_gameport_unregister(chip);
return err;
}
static int __devinit snd_via82xx_create(struct snd_card *card,
struct pci_dev *pci,
int chip_type,
int revision,
unsigned int ac97_clock,
struct via82xx_modem ** r_via)
{
struct via82xx_modem *chip;
int err;
static struct snd_device_ops ops = {
.dev_free = snd_via82xx_dev_free,
};
if ((err = pci_enable_device(pci)) < 0)
return err;
if ((chip = kzalloc(sizeof(*chip), GFP_KERNEL)) == NULL) {
pci_disable_device(pci);
return -ENOMEM;
}
spin_lock_init(&chip->reg_lock);
chip->card = card;
chip->pci = pci;
chip->irq = -1;
if ((err = pci_request_regions(pci, card->driver)) < 0) {
kfree(chip);
pci_disable_device(pci);
return err;
}
chip->port = pci_resource_start(pci, 0);
if (request_irq(pci->irq, snd_via82xx_interrupt, IRQF_SHARED,
card->driver, chip)) {
snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
snd_via82xx_free(chip);
return -EBUSY;
}
chip->irq = pci->irq;
if (ac97_clock >= 8000 && ac97_clock <= 48000)
chip->ac97_clock = ac97_clock;
synchronize_irq(chip->irq);
if ((err = snd_via82xx_chip_init(chip)) < 0) {
snd_via82xx_free(chip);
return err;
}
if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
snd_via82xx_free(chip);
return err;
}
/* The 8233 ac97 controller does not implement the master bit
* in the pci command register. IMHO this is a violation of the PCI spec.
* We call pci_set_master here because it does not hurt. */
pci_set_master(pci);
snd_card_set_dev(card, &pci->dev);
*r_via = chip;
return 0;
}