| SND_AC97_UPDATE_BITS(9) | Control/Mixer API | SND_AC97_UPDATE_BITS(9) |
NAME¶
snd_ac97_update_bits - update the bits on the given register
SYNOPSIS¶
int snd_ac97_update_bits(struct snd_ac97 * ac97, unsigned short reg, unsigned short mask, unsigned short value);
ARGUMENTS¶
ac97
the ac97 instance
reg
the register to change
mask
the bit-mask to change
value
the value to set
DESCRIPTION¶
Updates the masked-bits on the given register only when the value is changed.
RETURN¶
1 if the bits are changed, 0 if no change, or a negative code on failure.
COPYRIGHT¶
| June 2024 | Kernel Hackers Manual 3.10 |