other versions
- stretch 4.9.168-1
SND_AC97_UPDATE_BITS(9) | Control/Mixer API | SND_AC97_UPDATE_BITS(9) |
NAME¶
snd_ac97_update_bits - update the bits on the given registerSYNOPSIS¶
int snd_ac97_update_bits(struct snd_ac97 * ac97, unsigned short reg, unsigned short mask, unsigned short value);
ARGUMENTS¶
ac97the 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¶
April 2019 | Kernel Hackers Manual 4.9. |