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SND_SOC_TEST_BITS(9) ASoC SND_SOC_TEST_BITS(9)

NAME

snd_soc_test_bits - test register for change

SYNOPSIS

int snd_soc_test_bits(struct snd_soc_codec * codec, unsigned int reg, unsigned int mask, unsigned int value);

ARGUMENTS

codec
audio codec
reg
codec register
mask
register mask
value
new value

DESCRIPTION

Tests a register with a new value and checks if the new value is different from the old value.
Returns 1 for change else 0.

COPYRIGHT

January 2017 Kernel Hackers Manual 4.8.