table of contents
| 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¶
substream
the substream to release the DMA buffer
DESCRIPTION¶
Releases the DMA buffer allocated via snd_pcm_lib_malloc_pages.
Returns zero if successful, or a negative error code on failure.
COPYRIGHT¶
| May 2024 | Kernel Hackers Manual 2.6. |