NAME
snd_pcm_set_runtime_buffer - Set the PCM runtime buffer
SYNOPSIS
void snd_pcm_set_runtime_buffer(struct snd_pcm_substream * substream, struct snd_dma_buffer * bufp);
ARGUMENTS
substream
PCM substream to set
bufp
the buffer information, NULL to clear
DESCRIPTION
Copy the buffer information to runtime->dma_buffer when bufp is non-NULL. Otherwise it clears the current buffer information.