snd_soc_component_test_bits (9) - Linux Man Pages

snd_soc_component_test_bits: Test register for change

NAME

snd_soc_component_test_bits - Test register for change

SYNOPSIS

int snd_soc_component_test_bits(struct snd_soc_component component, unsigned int reg, unsigned int mask, unsigned int value);

ARGUMENTS

component

component

reg

Register to test

mask

Mask that specifies which bits to test

value

Value to test against

DESCRIPTION

Tests a register with a new value and checks if the new value is different from the old value.

RETURN

1 for change, otherwise 0.

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