Provided by:
linux-doc-2.6.15_2.6.15-23.39_all 
NAME
snd_pcm_hw_rule_add - add the hw-constraint rule
SYNOPSIS
int snd_pcm_hw_rule_add (snd_pcm_runtime_t * 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
DESCRIPTION
Returns zero if successful, or a negative error code on failure.