diff options
Diffstat (limited to 'sound/core/pcm_memory.c')
| -rw-r--r-- | sound/core/pcm_memory.c | 21 |
1 files changed, 0 insertions, 21 deletions
diff --git a/sound/core/pcm_memory.c b/sound/core/pcm_memory.c index 542a75babdee..d7621ed105bd 100644 --- a/sound/core/pcm_memory.c +++ b/sound/core/pcm_memory.c @@ -337,27 +337,6 @@ void snd_pcm_set_managed_buffer_all(struct snd_pcm *pcm, int type, } EXPORT_SYMBOL(snd_pcm_set_managed_buffer_all); -#ifdef CONFIG_SND_DMA_SGBUF -/* - * snd_pcm_sgbuf_ops_page - get the page struct at the given offset - * @substream: the pcm substream instance - * @offset: the buffer offset - * - * Used as the page callback of PCM ops. - * - * Return: The page struct at the given buffer offset. %NULL on failure. - */ -struct page *snd_pcm_sgbuf_ops_page(struct snd_pcm_substream *substream, unsigned long offset) -{ - struct snd_sg_buf *sgbuf = snd_pcm_substream_sgbuf(substream); - - unsigned int idx = offset >> PAGE_SHIFT; - if (idx >= (unsigned int)sgbuf->pages) - return NULL; - return sgbuf->page_table[idx]; -} -#endif /* CONFIG_SND_DMA_SGBUF */ - /** * snd_pcm_lib_malloc_pages - allocate the DMA buffer * @substream: the substream to allocate the DMA buffer to |