table of contents
| SND_DEVICE_NEW(9) | Management of Cards and Device | SND_DEVICE_NEW(9) |
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.
COPYRIGHT¶
| May 2024 | Kernel Hackers Manual 2.6. |