1. NAME▲

snd_pcm_hw_param_last - refine config space and return maximum value

2. SYNOPSIS ▲

int snd_pcm_hw_param_last(struct snd_pcm_substream *  pcm , struct snd_pcm_hw_params *  params , snd_pcm_hw_param_t  var , int *  dir );

3. ARGUMENTS ▲

pcm
    PCM instance

params
    the hw_params instance

var
    parameter to retrieve

dir
    pointer to the direction (-1,0,1) or NULL

4. DESCRIPTION ▲

Inside configuration space defined by params remove from var all values < maximum. Reduce configuration space accordingly.

5. RETURN ▲

The maximum, or a negative error code on failure.

6. COPYRIGHT ▲