snd_pcm_set_runtime_buffer (9) Linux Manual Page
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.