snd_device_new (9) - Linux Manuals
snd_device_new: create an ALSA device component
NAME
snd_device_new - create an ALSA device component
SYNOPSIS
-
int snd_device_new(struct snd_card
* card, enum snd_device_typetype, 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.
RETURN
Zero if successful, or a negative error code on failure.
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