centos man page for snd_pcm_hw_param_first

Query: snd_pcm_hw_param_first

OS: centos

Section: 9

Format: Original Unix Latex Style Formatted with HTML and a Horizontal Scroll Bar

SND_PCM_HW_PARAM_FIR(9) 					      PCM API						   SND_PCM_HW_PARAM_FIR(9)

NAME
snd_pcm_hw_param_first - refine config space and return minimum value
SYNOPSIS
int snd_pcm_hw_param_first(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 > minimum. Reduce configuration space accordingly.
RETURN
The minimum, or a negative error code on failure.
COPYRIGHT
Kernel Hackers Manual 3.10 June 2014 SND_PCM_HW_PARAM_FIR(9)
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