Name

snd_device_new — create an ALSA device component

Synopsis

int snd_device_new (struct snd_card *  card,
 snd_device_type_t  type,
 void *  device_data,
 struct snd_device_ops *  ops);

Arguments

card

the card instance

type

the device type, SNDRV_DEV_XXX

device_data

the data pointer of this device

ops

the operator table

Description

Creates a new device component for the given data pointer. The device will be assigned to the card and managed together by the card.

The data pointer plays a role as the identifier, too, so the pointer address must be unique and unchanged.

Returns zero if successful, or a negative error code on failure.