snd_pcm_hw_param_value
Name
snd_pcm_hw_param_value --
Synopsis
int snd_pcm_hw_param_value (const struct snd_pcm_hw_params * params, snd_pcm_hw_param_t var, int * dir);
Arguments
params the hw_params instance
var parameter to retrieve
dir pointer to the direction (-1,0,1) or NULL
Description
Return the value for field PAR if it's fixed in configuration space
defined by PARAMS. Return -EINVAL otherwise