snd_soc_component_test_bits (9) Linux Manual Page
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.