snd_pcm_hw_rule_add (9) Linux Manual Page
snd_pcm_hw_rule_add – add the hw-constraint rule
Synopsis
int snd_pcm_hw_rule_add(struct snd_pcm_runtime *runtime, unsigned int cond, int var, snd_pcm_hw_rule_func_t func, void *private, int dep, ...);Arguments
runtime
-
- the pcm runtime instance
cond
- condition bits
var
- the variable to evaluate
func
- the evaluation function
private
- the private data pointer passed to function
dep
- the dependent variables
…
- variable arguments
Return
Zero if successful, or a negative error code on failure.