other versions
- stretch 4.9.168-1
SND_PCM_LIB_FREE_PAG(9) | PCM API | SND_PCM_LIB_FREE_PAG(9) |
NAME¶
snd_pcm_lib_free_pages - release the allocated DMA buffer.SYNOPSIS¶
int snd_pcm_lib_free_pages(struct snd_pcm_substream * substream);
ARGUMENTS¶
substreamthe substream to release the DMA buffer
DESCRIPTION¶
Releases the DMA buffer allocated via snd_pcm_lib_malloc_pages.RETURN¶
Zero if successful, or a negative error code on failure.COPYRIGHT¶
April 2019 | Kernel Hackers Manual 4.9. |