snd_soc_component_update_bits (9) - Linux Manuals

snd_soc_component_update_bits: Perform read/modify/write cycle

Command to display snd_soc_component_update_bits manual in Linux: $ man 9 snd_soc_component_update_bits

NAME

snd_soc_component_update_bits - Perform read/modify/write cycle

SYNOPSIS

int snd_soc_component_update_bits(struct snd_soc_component * component, unsigned int reg, unsigned int mask, unsigned int val);

ARGUMENTS

component

: Component to update

reg

: Register to update

mask

: Mask that specifies which bits to update

val

: New value for the bits specified by mask

RETURN

1 if the operation was successful and the value of the register changed, 0 if the operation was successful, but the value did not change. Returns a negative error code otherwise.