snd_soc_component_update_bits (9) - Linux Man Pages

snd_soc_component_update_bits: Perform read/modify/write cycle

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.

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