snd_device_new

Langue: en

Autres versions - même langue

Version: May 2009 (fedora - 06/07/09)

Section: 9 (Appels noyau Linux)

Sommaire

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.