SND_PCM_HW_PARAM_LAS
Section: PCM API (9)
Updated: February 2011
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NAME
snd_pcm_hw_param_last - refine config space and return maximum value
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);
ARGUMENTS
pcm
-
- PCM instance
params
-
the hw_params instance
var
-
parameter to retrieve
dir
-
pointer to the direction (-1,0,1) or
NULL
DESCRIPTION
Inside configuration space defined by
params
remove from
var
all values < maximum. Reduce configuration space accordingly. Return the maximum.
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