snd_ac97_update (9) - Linux Manuals
snd_ac97_update: update the value on the given register
NAME
snd_ac97_update - update the value on the given register
SYNOPSIS
-
int snd_ac97_update(struct snd_ac97
* ac97, unsigned shortreg, unsigned short value);
ARGUMENTS
ac97
-
- the ac97 instance
reg
- the register to change
value
- the value to set
DESCRIPTION
Compares the value with the register cache and updates the value only when the value is changed.
RETURN
1 if the value is changed, 0 if no change, or a negative code on failure.
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