snd_pcm_lib_default_mmap (9) - Linux Manuals

snd_pcm_lib_default_mmap: Default PCM data mmap function

NAME

snd_pcm_lib_default_mmap - Default PCM data mmap function

SYNOPSIS

int snd_pcm_lib_default_mmap(struct snd_pcm_substream substream, struct vm_area_struct area);

ARGUMENTS

substream

PCM substream

area

VMA

DESCRIPTION

This is the default mmap handler for PCM data. When mmap pcm_ops is NULL, this function is invoked implicitly.

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