Name
register_sound_dsp —
register a DSP device
Synopsis
int register_sound_dsp ( | const struct file_operations * fops, |
| | int dev); |
Arguments
fops
File operations for the driver
dev
Unit number to allocate
Description
Allocate a DSP device. Unit is the number of the DSP requested.
Pass -1 to request the next free DSP unit.
This function allocates both the audio and dsp device entries together
and will always allocate them as a matching pair - eg dsp3/audio3
Return
On success, the allocated number is returned. On failure,
a negative error code is returned.