From: Arnd Bergmann arnd@arndb.de
The last caller was removed, so there is no longer a need for this function.
Signed-off-by: Arnd Bergmann arnd@arndb.de --- include/sound/dmaengine_pcm.h | 2 -- sound/core/pcm_dmaengine.c | 21 --------------------- 2 files changed, 23 deletions(-)
diff --git a/include/sound/dmaengine_pcm.h b/include/sound/dmaengine_pcm.h index 2df54cf02cb3..a497d1f81cab 100644 --- a/include/sound/dmaengine_pcm.h +++ b/include/sound/dmaengine_pcm.h @@ -37,8 +37,6 @@ int snd_dmaengine_pcm_open(struct snd_pcm_substream *substream, struct dma_chan *chan); int snd_dmaengine_pcm_close(struct snd_pcm_substream *substream);
-int snd_dmaengine_pcm_open_request_chan(struct snd_pcm_substream *substream, - dma_filter_fn filter_fn, void *filter_data); int snd_dmaengine_pcm_close_release_chan(struct snd_pcm_substream *substream);
struct dma_chan *snd_dmaengine_pcm_request_channel(dma_filter_fn filter_fn, diff --git a/sound/core/pcm_dmaengine.c b/sound/core/pcm_dmaengine.c index 494ec0c207fa..9f4120f020d8 100644 --- a/sound/core/pcm_dmaengine.c +++ b/sound/core/pcm_dmaengine.c @@ -328,27 +328,6 @@ int snd_dmaengine_pcm_open(struct snd_pcm_substream *substream, } EXPORT_SYMBOL_GPL(snd_dmaengine_pcm_open);
-/** - * snd_dmaengine_pcm_open_request_chan - Open a dmaengine based PCM substream and request channel - * @substream: PCM substream - * @filter_fn: Filter function used to request the DMA channel - * @filter_data: Data passed to the DMA filter function - * - * This function will request a DMA channel using the passed filter function and - * data. The function should usually be called from the pcm open callback. Note - * that this function will use private_data field of the substream's runtime. So - * it is not available to your pcm driver implementation. - * - * Return: 0 on success, a negative error code otherwise - */ -int snd_dmaengine_pcm_open_request_chan(struct snd_pcm_substream *substream, - dma_filter_fn filter_fn, void *filter_data) -{ - return snd_dmaengine_pcm_open(substream, - snd_dmaengine_pcm_request_channel(filter_fn, filter_data)); -} -EXPORT_SYMBOL_GPL(snd_dmaengine_pcm_open_request_chan); - /** * snd_dmaengine_pcm_close - Close a dmaengine based PCM substream * @substream: PCM substream