[2/5] ASoC: pxa: remove snd_dmaengine_pcm_open_request_chan()

Message ID 20230118161110.521504-2-arnd@kernel.org
State New
Headers
Series [1/5] ASoC: samsung: remove DMA filter function and data |

Commit Message

Arnd Bergmann Jan. 18, 2023, 4:10 p.m. UTC
  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(-)
  

Comments

Mark Brown Jan. 19, 2023, 4:56 p.m. UTC | #1
On Wed, Jan 18, 2023 at 05:10:46PM +0100, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@arndb.de>
> 
> The last caller was removed, so there is no longer a need for
> this function.

Please remember to copy me on ASoC patches...
  

Patch

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