snd_device_new (9) - Linux Man Pages

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_type 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.

RETURN

Zero if successful, or a negative error code on failure.

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