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REGISTER_SOUND_MIXER(9) | Sound Devices | REGISTER_SOUND_MIXER(9) |
NAME¶
register_sound_mixer - register a mixer device
SYNOPSIS¶
int register_sound_mixer(const struct file_operations * fops, int dev);
ARGUMENTS¶
fops
File operations for the driver
dev
Unit number to allocate
DESCRIPTION¶
Allocate a mixer device. Unit is the number of the mixer requested. Pass -1 to request the next free mixer unit.
RETURN¶
On success, the allocated number is returned. On failure, a negative error code is returned.
COPYRIGHT¶
January 2017 | Kernel Hackers Manual 4.8. |