---
name: "snd_ac97_tune_hardware"
section: "9"
platform: "linux"
package: "linux-manual-4.9"
version: "4.9.228-1"
release: "Debian 9 (Stretch)"
platforms: ["linux"]
url: "https://new.carta.tech/snd_ac97_tune_hardware"
---

# snd\_ac97\_tune\_hardware(9)

tune up the hardware

## NAME

snd\_ac97\_tune\_hardware - tune up the hardware

## SYNOPSIS

**int snd\_ac97\_tune\_hardware(struct snd\_ac97 \*** *ac97***, const struct ac97\_quirk \*** *quirk***, const char \*** *override***);**

## ARGUMENTS

*ac97*

the ac97 instance

*quirk*

quirk list

*override*

explicit quirk value (overrides the list if non-NULL)

## DESCRIPTION

Do some workaround for each pci device, such as renaming of the headphone (true line-out) control as “Master”. The quirk-list must be terminated with a zero-filled entry.

## RETURN

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

## COPYRIGHT